diff --git a/tools/libxc/Makefile b/tools/libxc/Makefile
index f77677c..da59e10 100644
--- a/tools/libxc/Makefile
+++ b/tools/libxc/Makefile
@@ -89,7 +89,7 @@ OSDEP_SRCS-y                 += xenctrl_osdep_ENOSYS.c
 -include $(XEN_TARGET_ARCH)/Makefile
 
 CFLAGS   += -Werror -Wmissing-prototypes
-CFLAGS   += -I. $(CFLAGS_xeninclude)
+CFLAGS   += -I. -I./include $(CFLAGS_xeninclude)
 
 # Needed for posix_fadvise64() in xc_linux.c
 CFLAGS-$(CONFIG_Linux) += -D_GNU_SOURCE
@@ -140,12 +140,12 @@ install: build
 	$(INSTALL_DATA) libxenctrl.a $(DESTDIR)$(LIBDIR)
 	ln -sf libxenctrl.so.$(MAJOR).$(MINOR) $(DESTDIR)$(LIBDIR)/libxenctrl.so.$(MAJOR)
 	ln -sf libxenctrl.so.$(MAJOR) $(DESTDIR)$(LIBDIR)/libxenctrl.so
-	$(INSTALL_DATA) xenctrl.h xenctrlosdep.h xentoollog.h $(DESTDIR)$(INCLUDEDIR)
+	$(INSTALL_DATA) include/xenctrl.h include/xenctrlosdep.h include/xentoollog.h $(DESTDIR)$(INCLUDEDIR)
 	$(INSTALL_PROG) libxenguest.so.$(MAJOR).$(MINOR) $(DESTDIR)$(LIBDIR)
 	$(INSTALL_DATA) libxenguest.a $(DESTDIR)$(LIBDIR)
 	ln -sf libxenguest.so.$(MAJOR).$(MINOR) $(DESTDIR)$(LIBDIR)/libxenguest.so.$(MAJOR)
 	ln -sf libxenguest.so.$(MAJOR) $(DESTDIR)$(LIBDIR)/libxenguest.so
-	$(INSTALL_DATA) xenguest.h $(DESTDIR)$(INCLUDEDIR)
+	$(INSTALL_DATA) include/xenguest.h $(DESTDIR)$(INCLUDEDIR)
 
 .PHONY: TAGS
 TAGS:
diff --git a/tools/libxc/include/xenctrl.h b/tools/libxc/include/xenctrl.h
new file mode 100644
index 0000000..3578b09
--- /dev/null
+++ b/tools/libxc/include/xenctrl.h
@@ -0,0 +1,2655 @@
+/******************************************************************************
+ * xenctrl.h
+ *
+ * A library for low-level access to the Xen control interfaces.
+ *
+ * Copyright (c) 2003-2004, K A Fraser.
+ *
+ * xc_gnttab functions:
+ * Copyright (c) 2007-2008, D G Murray <Derek.Murray@cl.cam.ac.uk>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef XENCTRL_H
+#define XENCTRL_H
+
+/* Tell the Xen public headers we are a user-space tools build. */
+#ifndef __XEN_TOOLS__
+#define __XEN_TOOLS__ 1
+#endif
+
+#include <stddef.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <xen/xen.h>
+#include <xen/domctl.h>
+#include <xen/physdev.h>
+#include <xen/sysctl.h>
+#include <xen/version.h>
+#include <xen/event_channel.h>
+#include <xen/sched.h>
+#include <xen/memory.h>
+#include <xen/grant_table.h>
+#include <xen/hvm/params.h>
+#include <xen/xsm/flask_op.h>
+#include <xen/tmem.h>
+#include <xen/kexec.h>
+
+#include "xentoollog.h"
+
+#if defined(__i386__) || defined(__x86_64__)
+#include <xen/foreign/x86_32.h>
+#include <xen/foreign/x86_64.h>
+#include <xen/arch-x86/xen-mca.h>
+#endif
+
+#define XC_PAGE_SHIFT           12
+#define XC_PAGE_SIZE            (1UL << XC_PAGE_SHIFT)
+#define XC_PAGE_MASK            (~(XC_PAGE_SIZE-1))
+
+#define INVALID_MFN  (~0UL)
+
+/*
+ *  DEFINITIONS FOR CPU BARRIERS
+ */
+
+#define xen_barrier() asm volatile ( "" : : : "memory")
+
+#if defined(__i386__)
+#define xen_mb()  asm volatile ( "lock; addl $0,0(%%esp)" : : : "memory" )
+#define xen_rmb() xen_barrier()
+#define xen_wmb() xen_barrier()
+#elif defined(__x86_64__)
+#define xen_mb()  asm volatile ( "mfence" : : : "memory")
+#define xen_rmb() xen_barrier()
+#define xen_wmb() xen_barrier()
+#elif defined(__arm__)
+#define xen_mb()   asm volatile ("dmb" : : : "memory")
+#define xen_rmb()  asm volatile ("dmb" : : : "memory")
+#define xen_wmb()  asm volatile ("dmb" : : : "memory")
+#elif defined(__aarch64__)
+#define xen_mb()   asm volatile ("dmb sy" : : : "memory")
+#define xen_rmb()  asm volatile ("dmb sy" : : : "memory")
+#define xen_wmb()  asm volatile ("dmb sy" : : : "memory")
+#else
+#error "Define barriers"
+#endif
+
+
+#define XENCTRL_HAS_XC_INTERFACE 1
+/* In Xen 4.0 and earlier, xc_interface_open and xc_evtchn_open would
+ * both return ints being the file descriptor.  In 4.1 and later, they
+ * return an xc_interface* and xc_evtchn*, respectively - ie, a
+ * pointer to an opaque struct.  This #define is provided in 4.1 and
+ * later, allowing out-of-tree callers to more easily distinguish
+ * between, and be compatible with, both versions.
+ */
+
+
+/*
+ *  GENERAL
+ *
+ * Unless otherwise specified, each function here returns zero or a
+ * non-null pointer on success; or in case of failure, sets errno and
+ * returns -1 or a null pointer.
+ *
+ * Unless otherwise specified, errors result in a call to the error
+ * handler function, which by default prints a message to the
+ * FILE* passed as the caller_data, which by default is stderr.
+ * (This is described below as "logging errors".)
+ *
+ * The error handler can safely trash errno, as libxc saves it across
+ * the callback.
+ */
+
+typedef struct xc_interface_core xc_interface;
+typedef struct xc_interface_core xc_evtchn;
+typedef struct xc_interface_core xc_gnttab;
+typedef struct xc_interface_core xc_gntshr;
+typedef enum xc_error_code xc_error_code;
+
+
+/*
+ *  INITIALIZATION FUNCTIONS
+ */
+
+/**
+ * This function opens a handle to the hypervisor interface.  This function can
+ * be called multiple times within a single process.  Multiple processes can
+ * have an open hypervisor interface at the same time.
+ *
+ * Note:
+ * After fork a child process must not use any opened xc interface
+ * handle inherited from their parent. They must open a new handle if
+ * they want to interact with xc.
+ *
+ * Each call to this function should have a corresponding call to
+ * xc_interface_close().
+ *
+ * This function can fail if the caller does not have superuser permission or
+ * if a Xen-enabled kernel is not currently running.
+ *
+ * @return a handle to the hypervisor interface
+ */
+xc_interface *xc_interface_open(xentoollog_logger *logger,
+                                xentoollog_logger *dombuild_logger,
+                                unsigned open_flags);
+  /* if logger==NULL, will log to stderr
+   * if dombuild_logger=NULL, will log to a file
+   */
+
+/*
+ * Note: if XC_OPENFLAG_NON_REENTRANT is passed then libxc must not be
+ * called reentrantly and the calling application is responsible for
+ * providing mutual exclusion surrounding all libxc calls itself.
+ *
+ * In particular xc_{get,clear}_last_error only remain valid for the
+ * duration of the critical section containing the call which failed.
+ */
+enum xc_open_flags {
+    XC_OPENFLAG_DUMMY =  1<<0, /* do not actually open a xenctrl interface */
+    XC_OPENFLAG_NON_REENTRANT = 1<<1, /* assume library is only every called from a single thread */
+};
+
+/**
+ * This function closes an open hypervisor interface.
+ *
+ * This function can fail if the handle does not represent an open interface or
+ * if there were problems closing the interface.  In the latter case
+ * the interface is still closed.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @return 0 on success, -1 otherwise.
+ */
+int xc_interface_close(xc_interface *xch);
+
+/**
+ * Query the active OS interface (i.e. that which would be returned by
+ * xc_interface_open) to find out if it is fake (i.e. backends onto
+ * something other than an actual Xen hypervisor).
+ *
+ * @return 0 is "real", >0 if fake, -1 on error.
+ */
+int xc_interface_is_fake(void);
+
+/*
+ * HYPERCALL SAFE MEMORY BUFFER
+ *
+ * Ensure that memory which is passed to a hypercall has been
+ * specially allocated in order to be safe to access from the
+ * hypervisor.
+ *
+ * Each user data pointer is shadowed by an xc_hypercall_buffer data
+ * structure. You should never define an xc_hypercall_buffer type
+ * directly, instead use the DECLARE_HYPERCALL_BUFFER* macros below.
+ *
+ * The strucuture should be considered opaque and all access should be
+ * via the macros and helper functions defined below.
+ *
+ * Once the buffer is declared the user is responsible for explicitly
+ * allocating and releasing the memory using
+ * xc_hypercall_buffer_alloc(_pages) and
+ * xc_hypercall_buffer_free(_pages).
+ *
+ * Once the buffer has been allocated the user can initialise the data
+ * via the normal pointer. The xc_hypercall_buffer structure is
+ * transparently referenced by the helper macros (such as
+ * xen_set_guest_handle) in order to check at compile time that the
+ * correct type of memory is being used.
+ */
+struct xc_hypercall_buffer {
+    /* Hypercall safe memory buffer. */
+    void *hbuf;
+
+    /*
+     * Reference to xc_hypercall_buffer passed as argument to the
+     * current function.
+     */
+    struct xc_hypercall_buffer *param_shadow;
+
+    /*
+     * Direction of copy for bounce buffering.
+     */
+    int dir;
+
+    /* Used iff dir != 0. */
+    void *ubuf;
+    size_t sz;
+};
+typedef struct xc_hypercall_buffer xc_hypercall_buffer_t;
+
+/*
+ * Construct the name of the hypercall buffer for a given variable.
+ * For internal use only
+ */
+#define XC__HYPERCALL_BUFFER_NAME(_name) xc__hypercall_buffer_##_name
+
+/*
+ * Returns the hypercall_buffer associated with a variable.
+ */
+#define HYPERCALL_BUFFER(_name)                                 \
+    ({  xc_hypercall_buffer_t _hcbuf_buf1;                      \
+        typeof(XC__HYPERCALL_BUFFER_NAME(_name)) *_hcbuf_buf2 = \
+                &XC__HYPERCALL_BUFFER_NAME(_name);              \
+        (void)(&_hcbuf_buf1 == _hcbuf_buf2);                    \
+        (_hcbuf_buf2)->param_shadow ?                           \
+                (_hcbuf_buf2)->param_shadow : (_hcbuf_buf2);    \
+     })
+
+#define HYPERCALL_BUFFER_INIT_NO_BOUNCE .dir = 0, .sz = 0, .ubuf = (void *)-1
+
+/*
+ * Defines a hypercall buffer and user pointer with _name of _type.
+ *
+ * The user accesses the data as normal via _name which will be
+ * transparently converted to the hypercall buffer as necessary.
+ */
+#define DECLARE_HYPERCALL_BUFFER(_type, _name)                 \
+    _type *_name = NULL;                                       \
+    xc_hypercall_buffer_t XC__HYPERCALL_BUFFER_NAME(_name) = { \
+        .hbuf = NULL,                                          \
+        .param_shadow = NULL,                                  \
+        HYPERCALL_BUFFER_INIT_NO_BOUNCE                        \
+    }
+
+/*
+ * Like DECLARE_HYPERCALL_BUFFER() but using an already allocated
+ * hypercall buffer, _hbuf.
+ *
+ * Useful when a hypercall buffer is passed to a function and access
+ * via the user pointer is required.
+ *
+ * See DECLARE_HYPERCALL_BUFFER_ARGUMENT() if the user pointer is not
+ * required.
+ */
+#define DECLARE_HYPERCALL_BUFFER_SHADOW(_type, _name, _hbuf)   \
+    _type *_name = _hbuf->hbuf;                                \
+    xc_hypercall_buffer_t XC__HYPERCALL_BUFFER_NAME(_name) = { \
+        .hbuf = (void *)-1,                                    \
+        .param_shadow = _hbuf,                                 \
+        HYPERCALL_BUFFER_INIT_NO_BOUNCE                        \
+    }
+
+/*
+ * Declare the necessary data structure to allow a hypercall buffer
+ * passed as an argument to a function to be used in the normal way.
+ */
+#define DECLARE_HYPERCALL_BUFFER_ARGUMENT(_name)               \
+    xc_hypercall_buffer_t XC__HYPERCALL_BUFFER_NAME(_name) = { \
+        .hbuf = (void *)-1,                                    \
+        .param_shadow = _name,                                 \
+        HYPERCALL_BUFFER_INIT_NO_BOUNCE                        \
+    }
+
+/*
+ * Get the hypercall buffer data pointer in a form suitable for use
+ * directly as a hypercall argument.
+ */
+#define HYPERCALL_BUFFER_AS_ARG(_name)                          \
+    ({  xc_hypercall_buffer_t _hcbuf_arg1;                      \
+        typeof(XC__HYPERCALL_BUFFER_NAME(_name)) *_hcbuf_arg2 = \
+                HYPERCALL_BUFFER(_name);                        \
+        (void)(&_hcbuf_arg1 == _hcbuf_arg2);                    \
+        (unsigned long)(_hcbuf_arg2)->hbuf;                     \
+     })
+
+/*
+ * Set a xen_guest_handle in a type safe manner, ensuring that the
+ * data pointer has been correctly allocated.
+ */
+#undef set_xen_guest_handle
+#define set_xen_guest_handle(_hnd, _val)                        \
+    do {                                                        \
+        xc_hypercall_buffer_t _hcbuf_hnd1;                      \
+        typeof(XC__HYPERCALL_BUFFER_NAME(_val)) *_hcbuf_hnd2 =  \
+                HYPERCALL_BUFFER(_val);                         \
+        (void) (&_hcbuf_hnd1 == _hcbuf_hnd2);                   \
+        set_xen_guest_handle_raw(_hnd, (_hcbuf_hnd2)->hbuf);    \
+    } while (0)
+
+/* Use with set_xen_guest_handle in place of NULL */
+extern xc_hypercall_buffer_t XC__HYPERCALL_BUFFER_NAME(HYPERCALL_BUFFER_NULL);
+
+/*
+ * Allocate and free hypercall buffers with byte granularity.
+ */
+void *xc__hypercall_buffer_alloc(xc_interface *xch, xc_hypercall_buffer_t *b, size_t size);
+#define xc_hypercall_buffer_alloc(_xch, _name, _size) xc__hypercall_buffer_alloc(_xch, HYPERCALL_BUFFER(_name), _size)
+void xc__hypercall_buffer_free(xc_interface *xch, xc_hypercall_buffer_t *b);
+#define xc_hypercall_buffer_free(_xch, _name) xc__hypercall_buffer_free(_xch, HYPERCALL_BUFFER(_name))
+
+/*
+ * Allocate and free hypercall buffers with page alignment.
+ */
+void *xc__hypercall_buffer_alloc_pages(xc_interface *xch, xc_hypercall_buffer_t *b, int nr_pages);
+#define xc_hypercall_buffer_alloc_pages(_xch, _name, _nr) xc__hypercall_buffer_alloc_pages(_xch, HYPERCALL_BUFFER(_name), _nr)
+void xc__hypercall_buffer_free_pages(xc_interface *xch, xc_hypercall_buffer_t *b, int nr_pages);
+#define xc_hypercall_buffer_free_pages(_xch, _name, _nr) xc__hypercall_buffer_free_pages(_xch, HYPERCALL_BUFFER(_name), _nr)
+
+/*
+ * Array of hypercall buffers.
+ *
+ * Create an array with xc_hypercall_buffer_array_create() and
+ * populate it by declaring one hypercall buffer in a loop and
+ * allocating the buffer with xc_hypercall_buffer_array_alloc().
+ *
+ * To access a previously allocated buffers, declare a new hypercall
+ * buffer and call xc_hypercall_buffer_array_get().
+ *
+ * Destroy the array with xc_hypercall_buffer_array_destroy() to free
+ * the array and all its alocated hypercall buffers.
+ */
+struct xc_hypercall_buffer_array;
+typedef struct xc_hypercall_buffer_array xc_hypercall_buffer_array_t;
+
+xc_hypercall_buffer_array_t *xc_hypercall_buffer_array_create(xc_interface *xch, unsigned n);
+void *xc__hypercall_buffer_array_alloc(xc_interface *xch, xc_hypercall_buffer_array_t *array,
+                                       unsigned index, xc_hypercall_buffer_t *hbuf, size_t size);
+#define xc_hypercall_buffer_array_alloc(_xch, _array, _index, _name, _size) \
+    xc__hypercall_buffer_array_alloc(_xch, _array, _index, HYPERCALL_BUFFER(_name), _size)
+void *xc__hypercall_buffer_array_get(xc_interface *xch, xc_hypercall_buffer_array_t *array,
+                                     unsigned index, xc_hypercall_buffer_t *hbuf);
+#define xc_hypercall_buffer_array_get(_xch, _array, _index, _name, _size) \
+    xc__hypercall_buffer_array_get(_xch, _array, _index, HYPERCALL_BUFFER(_name))
+void xc_hypercall_buffer_array_destroy(xc_interface *xc, xc_hypercall_buffer_array_t *array);
+
+/*
+ * CPUMAP handling
+ */
+typedef uint8_t *xc_cpumap_t;
+
+/* return maximum number of cpus the hypervisor supports */
+int xc_get_max_cpus(xc_interface *xch);
+
+/* return the number of online cpus */
+int xc_get_online_cpus(xc_interface *xch);
+
+/* return array size for cpumap */
+int xc_get_cpumap_size(xc_interface *xch);
+
+/* allocate a cpumap */
+xc_cpumap_t xc_cpumap_alloc(xc_interface *xch);
+
+/*
+ * NODEMAP handling
+ */
+typedef uint8_t *xc_nodemap_t;
+
+/* return maximum number of NUMA nodes the hypervisor supports */
+int xc_get_max_nodes(xc_interface *xch);
+
+/* return array size for nodemap */
+int xc_get_nodemap_size(xc_interface *xch);
+
+/* allocate a nodemap */
+xc_nodemap_t xc_nodemap_alloc(xc_interface *xch);
+
+/*
+ * DOMAIN DEBUGGING FUNCTIONS
+ */
+
+typedef struct xc_core_header {
+    unsigned int xch_magic;
+    unsigned int xch_nr_vcpus;
+    unsigned int xch_nr_pages;
+    unsigned int xch_ctxt_offset;
+    unsigned int xch_index_offset;
+    unsigned int xch_pages_offset;
+} xc_core_header_t;
+
+#define XC_CORE_MAGIC     0xF00FEBED
+#define XC_CORE_MAGIC_HVM 0xF00FEBEE
+
+/*
+ * DOMAIN MANAGEMENT FUNCTIONS
+ */
+
+typedef struct xc_dominfo {
+    uint32_t      domid;
+    uint32_t      ssidref;
+    unsigned int  dying:1, crashed:1, shutdown:1,
+                  paused:1, blocked:1, running:1,
+                  hvm:1, debugged:1;
+    unsigned int  shutdown_reason; /* only meaningful if shutdown==1 */
+    unsigned long nr_pages; /* current number, not maximum */
+    unsigned long nr_outstanding_pages;
+    unsigned long nr_shared_pages;
+    unsigned long nr_paged_pages;
+    unsigned long shared_info_frame;
+    uint64_t      cpu_time;
+    unsigned long max_memkb;
+    unsigned int  nr_online_vcpus;
+    unsigned int  max_vcpu_id;
+    xen_domain_handle_t handle;
+    unsigned int  cpupool;
+} xc_dominfo_t;
+
+typedef xen_domctl_getdomaininfo_t xc_domaininfo_t;
+
+typedef union 
+{
+#if defined(__i386__) || defined(__x86_64__)
+    vcpu_guest_context_x86_64_t x64;
+    vcpu_guest_context_x86_32_t x32;   
+#endif
+    vcpu_guest_context_t c;
+} vcpu_guest_context_any_t;
+
+typedef union
+{
+#if defined(__i386__) || defined(__x86_64__)
+    shared_info_x86_64_t x64;
+    shared_info_x86_32_t x32;
+#endif
+    shared_info_t s;
+} shared_info_any_t;
+
+#if defined(__i386__) || defined(__x86_64__)
+typedef union
+{
+    start_info_x86_64_t x64;
+    start_info_x86_32_t x32;
+    start_info_t s;
+} start_info_any_t;
+#endif
+
+int xc_domain_create(xc_interface *xch,
+                     uint32_t ssidref,
+                     xen_domain_handle_t handle,
+                     uint32_t flags,
+                     uint32_t *pdomid);
+
+
+/* Functions to produce a dump of a given domain
+ *  xc_domain_dumpcore - produces a dump to a specified file
+ *  xc_domain_dumpcore_via_callback - produces a dump, using a specified
+ *                                    callback function
+ */
+int xc_domain_dumpcore(xc_interface *xch,
+                       uint32_t domid,
+                       const char *corename);
+
+/* Define the callback function type for xc_domain_dumpcore_via_callback.
+ *
+ * This function is called by the coredump code for every "write",
+ * and passes an opaque object for the use of the function and
+ * created by the caller of xc_domain_dumpcore_via_callback.
+ */
+typedef int (dumpcore_rtn_t)(xc_interface *xch,
+                             void *arg, char *buffer, unsigned int length);
+
+int xc_domain_dumpcore_via_callback(xc_interface *xch,
+                                    uint32_t domid,
+                                    void *arg,
+                                    dumpcore_rtn_t dump_rtn);
+
+/*
+ * This function sets the maximum number of vcpus that a domain may create.
+ *
+ * @parm xch a handle to an open hypervisor interface.
+ * @parm domid the domain id in which vcpus are to be created.
+ * @parm max the maximum number of vcpus that the domain may create.
+ * @return 0 on success, -1 on failure.
+ */
+int xc_domain_max_vcpus(xc_interface *xch,
+                        uint32_t domid,
+                        unsigned int max);
+
+/**
+ * This function pauses a domain. A paused domain still exists in memory
+ * however it does not receive any timeslices from the hypervisor.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain id to pause
+ * @return 0 on success, -1 on failure.
+ */
+int xc_domain_pause(xc_interface *xch,
+                    uint32_t domid);
+/**
+ * This function unpauses a domain.  The domain should have been previously
+ * paused.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain id to unpause
+ * return 0 on success, -1 on failure
+ */
+int xc_domain_unpause(xc_interface *xch,
+                      uint32_t domid);
+
+/**
+ * This function will destroy a domain.  Destroying a domain removes the domain
+ * completely from memory.  This function should be called after sending the
+ * domain a SHUTDOWN control message to free up the domain resources.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain id to destroy
+ * @return 0 on success, -1 on failure
+ */
+int xc_domain_destroy(xc_interface *xch,
+                      uint32_t domid);
+
+
+/**
+ * This function resumes a suspended domain. The domain should have
+ * been previously suspended.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain id to resume
+ * @parm fast use cooperative resume (guest must support this)
+ * return 0 on success, -1 on failure
+ */
+int xc_domain_resume(xc_interface *xch,
+		     uint32_t domid,
+		     int fast);
+
+/**
+ * This function will shutdown a domain. This is intended for use in
+ * fully-virtualized domains where this operation is analogous to the
+ * sched_op operations in a paravirtualized domain. The caller is
+ * expected to give the reason for the shutdown.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain id to destroy
+ * @parm reason is the reason (SHUTDOWN_xxx) for the shutdown
+ * @return 0 on success, -1 on failure
+ */
+int xc_domain_shutdown(xc_interface *xch,
+                       uint32_t domid,
+                       int reason);
+
+int xc_watchdog(xc_interface *xch,
+		uint32_t id,
+		uint32_t timeout);
+
+/**
+ * This function explicitly sets the host NUMA nodes the domain will
+ * have affinity with.
+ *
+ * @parm xch a handle to an open hypervisor interface.
+ * @parm domid the domain id one wants to set the affinity of.
+ * @parm nodemap the map of the affine nodes.
+ * @return 0 on success, -1 on failure.
+ */
+int xc_domain_node_setaffinity(xc_interface *xch,
+                               uint32_t domind,
+                               xc_nodemap_t nodemap);
+
+/**
+ * This function retrieves the host NUMA nodes the domain has
+ * affinity with.
+ *
+ * @parm xch a handle to an open hypervisor interface.
+ * @parm domid the domain id one wants to get the node affinity of.
+ * @parm nodemap the map of the affine nodes.
+ * @return 0 on success, -1 on failure.
+ */
+int xc_domain_node_getaffinity(xc_interface *xch,
+                               uint32_t domind,
+                               xc_nodemap_t nodemap);
+
+/**
+ * This function specifies the CPU affinity for a vcpu.
+ *
+ * There are two kinds of affinity. Soft affinity is on what CPUs a vcpu
+ * prefers to run. Hard affinity is on what CPUs a vcpu is allowed to run.
+ * If flags contains XEN_VCPUAFFINITY_SOFT, the soft affinity it is set to
+ * what cpumap_soft_inout contains. If flags contains XEN_VCPUAFFINITY_HARD,
+ * the hard affinity is set to what cpumap_hard_inout contains. Both flags
+ * can be set at the same time, in which case both soft and hard affinity are
+ * set to what the respective parameter contains.
+ *
+ * The function also returns the effective hard or/and soft affinity, still
+ * via the cpumap_soft_inout and cpumap_hard_inout parameters. Effective
+ * affinity is, in case of soft affinity, the intersection of soft affinity,
+ * hard affinity and the cpupool's online CPUs for the domain, and is returned
+ * in cpumap_soft_inout, if XEN_VCPUAFFINITY_SOFT is set in flags. In case of
+ * hard affinity, it is the intersection between hard affinity and the
+ * cpupool's online CPUs, and is returned in cpumap_hard_inout, if
+ * XEN_VCPUAFFINITY_HARD is set in flags. If both flags are set, both soft
+ * and hard affinity are returned in the respective parameter.
+ *
+ * We do report it back as effective affinity is what the Xen scheduler will
+ * actually use, and we thus allow checking whether or not that matches with,
+ * or at least is good enough for, the caller's purposes.
+ *
+ * @param xch a handle to an open hypervisor interface.
+ * @param domid the id of the domain to which the vcpu belongs
+ * @param vcpu the vcpu id wihin the domain
+ * @param cpumap_hard_inout specifies(/returns) the (effective) hard affinity
+ * @param cpumap_soft_inout specifies(/returns) the (effective) soft affinity
+ * @param flags what we want to set
+ */
+int xc_vcpu_setaffinity(xc_interface *xch,
+                        uint32_t domid,
+                        int vcpu,
+                        xc_cpumap_t cpumap_hard_inout,
+                        xc_cpumap_t cpumap_soft_inout,
+                        uint32_t flags);
+
+/**
+ * This function retrieves hard and soft CPU affinity of a vcpu,
+ * depending on what flags are set.
+ *
+ * Soft affinity is returned in cpumap_soft if XEN_VCPUAFFINITY_SOFT is set.
+ * Hard affinity is returned in cpumap_hard if XEN_VCPUAFFINITY_HARD is set.
+ *
+ * @param xch a handle to an open hypervisor interface.
+ * @param domid the id of the domain to which the vcpu belongs
+ * @param vcpu the vcpu id wihin the domain
+ * @param cpumap_hard is where hard affinity is returned
+ * @param cpumap_soft is where soft affinity is returned
+ * @param flags what we want get
+ */
+int xc_vcpu_getaffinity(xc_interface *xch,
+                        uint32_t domid,
+                        int vcpu,
+                        xc_cpumap_t cpumap_hard,
+                        xc_cpumap_t cpumap_soft,
+                        uint32_t flags);
+
+
+/**
+ * This function will return the guest_width (in bytes) for the
+ * specified domain.
+ *
+ * @param xch a handle to an open hypervisor interface.
+ * @param domid the domain id one wants the address size width of.
+ * @param addr_size the address size.
+ */
+int xc_domain_get_guest_width(xc_interface *xch, uint32_t domid,
+                              unsigned int *guest_width);
+
+
+/**
+ * This function will return information about one or more domains. It is
+ * designed to iterate over the list of domains. If a single domain is
+ * requested, this function will return the next domain in the list - if
+ * one exists. It is, therefore, important in this case to make sure the
+ * domain requested was the one returned.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm first_domid the first domain to enumerate information from.  Domains
+ *                   are currently enumerate in order of creation.
+ * @parm max_doms the number of elements in info
+ * @parm info an array of max_doms size that will contain the information for
+ *            the enumerated domains.
+ * @return the number of domains enumerated or -1 on error
+ */
+int xc_domain_getinfo(xc_interface *xch,
+                      uint32_t first_domid,
+                      unsigned int max_doms,
+                      xc_dominfo_t *info);
+
+
+/**
+ * This function will set the execution context for the specified vcpu.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain to set the vcpu context for
+ * @parm vcpu the vcpu number for the context
+ * @parm ctxt pointer to the the cpu context with the values to set
+ * @return the number of domains enumerated or -1 on error
+ */
+int xc_vcpu_setcontext(xc_interface *xch,
+                       uint32_t domid,
+                       uint32_t vcpu,
+                       vcpu_guest_context_any_t *ctxt);
+/**
+ * This function will return information about one or more domains, using a
+ * single hypercall.  The domain information will be stored into the supplied
+ * array of xc_domaininfo_t structures.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm first_domain the first domain to enumerate information from.
+ *                    Domains are currently enumerate in order of creation.
+ * @parm max_domains the number of elements in info
+ * @parm info an array of max_doms size that will contain the information for
+ *            the enumerated domains.
+ * @return the number of domains enumerated or -1 on error
+ */
+int xc_domain_getinfolist(xc_interface *xch,
+                          uint32_t first_domain,
+                          unsigned int max_domains,
+                          xc_domaininfo_t *info);
+
+/**
+ * This function set p2m for broken page
+ * &parm xch a handle to an open hypervisor interface
+ * @parm domid the domain id which broken page belong to
+ * @parm pfn the pfn number of the broken page
+ * @return 0 on success, -1 on failure
+ */
+int xc_set_broken_page_p2m(xc_interface *xch,
+                           uint32_t domid,
+                           unsigned long pfn);
+
+/**
+ * This function returns information about the context of a hvm domain
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain to get information from
+ * @parm ctxt_buf a pointer to a structure to store the execution context of
+ *            the hvm domain
+ * @parm size the size of ctxt_buf in bytes
+ * @return 0 on success, -1 on failure
+ */
+int xc_domain_hvm_getcontext(xc_interface *xch,
+                             uint32_t domid,
+                             uint8_t *ctxt_buf,
+                             uint32_t size);
+
+
+/**
+ * This function returns one element of the context of a hvm domain
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain to get information from
+ * @parm typecode which type of elemnt required 
+ * @parm instance which instance of the type
+ * @parm ctxt_buf a pointer to a structure to store the execution context of
+ *            the hvm domain
+ * @parm size the size of ctxt_buf (must be >= HVM_SAVE_LENGTH(typecode))
+ * @return 0 on success, -1 on failure
+ */
+int xc_domain_hvm_getcontext_partial(xc_interface *xch,
+                                     uint32_t domid,
+                                     uint16_t typecode,
+                                     uint16_t instance,
+                                     void *ctxt_buf,
+                                     uint32_t size);
+
+/**
+ * This function will set the context for hvm domain
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain to set the hvm domain context for
+ * @parm hvm_ctxt pointer to the the hvm context with the values to set
+ * @parm size the size of hvm_ctxt in bytes
+ * @return 0 on success, -1 on failure
+ */
+int xc_domain_hvm_setcontext(xc_interface *xch,
+                             uint32_t domid,
+                             uint8_t *hvm_ctxt,
+                             uint32_t size);
+
+/**
+ * This function will return guest IO ABI protocol
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain to get IO ABI protocol for
+ * @return guest protocol on success, NULL on failure
+ */
+const char *xc_domain_get_native_protocol(xc_interface *xch,
+                                          uint32_t domid);
+
+/**
+ * This function returns information about the execution context of a
+ * particular vcpu of a domain.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain to get information from
+ * @parm vcpu the vcpu number
+ * @parm ctxt a pointer to a structure to store the execution context of the
+ *            domain
+ * @return 0 on success, -1 on failure
+ */
+int xc_vcpu_getcontext(xc_interface *xch,
+                       uint32_t domid,
+                       uint32_t vcpu,
+                       vcpu_guest_context_any_t *ctxt);
+
+typedef xen_domctl_getvcpuinfo_t xc_vcpuinfo_t;
+int xc_vcpu_getinfo(xc_interface *xch,
+                    uint32_t domid,
+                    uint32_t vcpu,
+                    xc_vcpuinfo_t *info);
+
+long long xc_domain_get_cpu_usage(xc_interface *xch,
+                                  domid_t domid,
+                                  int vcpu);
+
+int xc_domain_sethandle(xc_interface *xch, uint32_t domid,
+                        xen_domain_handle_t handle);
+
+typedef xen_domctl_shadow_op_stats_t xc_shadow_op_stats_t;
+int xc_shadow_control(xc_interface *xch,
+                      uint32_t domid,
+                      unsigned int sop,
+                      xc_hypercall_buffer_t *dirty_bitmap,
+                      unsigned long pages,
+                      unsigned long *mb,
+                      uint32_t mode,
+                      xc_shadow_op_stats_t *stats);
+
+int xc_sedf_domain_set(xc_interface *xch,
+                       uint32_t domid,
+                       uint64_t period, uint64_t slice,
+                       uint64_t latency, uint16_t extratime,
+                       uint16_t weight);
+
+int xc_sedf_domain_get(xc_interface *xch,
+                       uint32_t domid,
+                       uint64_t* period, uint64_t *slice,
+                       uint64_t *latency, uint16_t *extratime,
+                       uint16_t *weight);
+
+int xc_sched_credit_domain_set(xc_interface *xch,
+                               uint32_t domid,
+                               struct xen_domctl_sched_credit *sdom);
+
+int xc_sched_credit_domain_get(xc_interface *xch,
+                               uint32_t domid,
+                               struct xen_domctl_sched_credit *sdom);
+int xc_sched_credit_params_set(xc_interface *xch,
+                              uint32_t cpupool_id,
+                              struct xen_sysctl_credit_schedule *schedule);
+int xc_sched_credit_params_get(xc_interface *xch,
+                              uint32_t cpupool_id,
+                              struct xen_sysctl_credit_schedule *schedule);
+int xc_sched_credit2_domain_set(xc_interface *xch,
+                               uint32_t domid,
+                               struct xen_domctl_sched_credit2 *sdom);
+
+int xc_sched_credit2_domain_get(xc_interface *xch,
+                               uint32_t domid,
+                               struct xen_domctl_sched_credit2 *sdom);
+
+int
+xc_sched_arinc653_schedule_set(
+    xc_interface *xch,
+    uint32_t cpupool_id,
+    struct xen_sysctl_arinc653_schedule *schedule);
+
+int
+xc_sched_arinc653_schedule_get(
+    xc_interface *xch,
+    uint32_t cpupool_id,
+    struct xen_sysctl_arinc653_schedule *schedule);
+
+/**
+ * This function sends a trigger to a domain.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain id to send trigger
+ * @parm trigger the trigger type
+ * @parm vcpu the vcpu number to send trigger 
+ * return 0 on success, -1 on failure
+ */
+int xc_domain_send_trigger(xc_interface *xch,
+                           uint32_t domid,
+                           uint32_t trigger,
+                           uint32_t vcpu);
+
+/**
+ * This function enables or disable debugging of a domain.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain id to send trigger
+ * @parm enable true to enable debugging
+ * return 0 on success, -1 on failure
+ */
+int xc_domain_setdebugging(xc_interface *xch,
+                           uint32_t domid,
+                           unsigned int enable);
+
+/**
+ * This function audits the (top level) p2m of a domain 
+ * and returns the different error counts, if any.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain id whose top level p2m we 
+ *       want to audit
+ * @parm orphans count of m2p entries for valid
+ *       domain pages containing an invalid value
+ * @parm m2p_bad count of m2p entries mismatching the
+ *       associated p2m entry for this domain
+ * @parm p2m_bad count of p2m entries for this domain
+ *       mismatching the associated m2p entry
+ * return 0 on success, -1 on failure
+ * errno values on failure include: 
+ *          -ENOSYS: not implemented
+ *          -EFAULT: could not copy results back to guest
+ */
+int xc_domain_p2m_audit(xc_interface *xch,
+                        uint32_t domid,
+                        uint64_t *orphans,
+                        uint64_t *m2p_bad,   
+                        uint64_t *p2m_bad);
+
+/**
+ * This function sets or clears the requirement that an access memory
+ * event listener is required on the domain.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain id to send trigger
+ * @parm enable true to require a listener
+ * return 0 on success, -1 on failure
+ */
+int xc_domain_set_access_required(xc_interface *xch,
+				  uint32_t domid,
+				  unsigned int required);
+/**
+ * This function sets the handler of global VIRQs sent by the hypervisor
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain id which will handle the VIRQ
+ * @parm virq the virq number (VIRQ_*)
+ * return 0 on success, -1 on failure
+ */
+int xc_domain_set_virq_handler(xc_interface *xch, uint32_t domid, int virq);
+
+/**
+ * Set the maximum event channel port a domain may bind.
+ *
+ * This does not affect ports that are already bound.
+ *
+ * @param xch a handle to an open hypervisor interface
+ * @param domid the domain id
+ * @param max_port maximum port number
+ */
+int xc_domain_set_max_evtchn(xc_interface *xch, uint32_t domid,
+                             uint32_t max_port);
+
+/*
+ * CPUPOOL MANAGEMENT FUNCTIONS
+ */
+
+typedef struct xc_cpupoolinfo {
+    uint32_t cpupool_id;
+    uint32_t sched_id;
+    uint32_t n_dom;
+    xc_cpumap_t cpumap;
+} xc_cpupoolinfo_t;
+
+/**
+ * Create a new cpupool.
+ *
+ * @parm xc_handle a handle to an open hypervisor interface
+ * @parm ppoolid pointer to the new cpupool id (in/out)
+ * @parm sched_id id of scheduler to use for pool
+ * return 0 on success, -1 on failure
+ */
+int xc_cpupool_create(xc_interface *xch,
+                      uint32_t *ppoolid,
+                      uint32_t sched_id);
+
+/**
+ * Destroy a cpupool. Pool must be unused and have no cpu assigned.
+ *
+ * @parm xc_handle a handle to an open hypervisor interface
+ * @parm poolid id of the cpupool to destroy
+ * return 0 on success, -1 on failure
+ */
+int xc_cpupool_destroy(xc_interface *xch,
+                       uint32_t poolid);
+
+/**
+ * Get cpupool info. Returns info for up to the specified number of cpupools
+ * starting at the given id.
+ * @parm xc_handle a handle to an open hypervisor interface
+ * @parm poolid lowest id for which info is returned
+ * return cpupool info ptr (to be freed via xc_cpupool_infofree)
+ */
+xc_cpupoolinfo_t *xc_cpupool_getinfo(xc_interface *xch,
+                       uint32_t poolid);
+
+/**
+ * Free cpupool info. Used to free info obtained via xc_cpupool_getinfo.
+ * @parm xc_handle a handle to an open hypervisor interface
+ * @parm info area to free
+ */
+void xc_cpupool_infofree(xc_interface *xch,
+                         xc_cpupoolinfo_t *info);
+
+/**
+ * Add cpu to a cpupool. cpu may be -1 indicating the first unassigned.
+ *
+ * @parm xc_handle a handle to an open hypervisor interface
+ * @parm poolid id of the cpupool
+ * @parm cpu cpu number to add
+ * return 0 on success, -1 on failure
+ */
+int xc_cpupool_addcpu(xc_interface *xch,
+                      uint32_t poolid,
+                      int cpu);
+
+/**
+ * Remove cpu from cpupool. cpu may be -1 indicating the last cpu of the pool.
+ *
+ * @parm xc_handle a handle to an open hypervisor interface
+ * @parm poolid id of the cpupool
+ * @parm cpu cpu number to remove
+ * return 0 on success, -1 on failure
+ */
+int xc_cpupool_removecpu(xc_interface *xch,
+                         uint32_t poolid,
+                         int cpu);
+
+/**
+ * Move domain to another cpupool.
+ *
+ * @parm xc_handle a handle to an open hypervisor interface
+ * @parm poolid id of the destination cpupool
+ * @parm domid id of the domain to move
+ * return 0 on success, -1 on failure
+ */
+int xc_cpupool_movedomain(xc_interface *xch,
+                          uint32_t poolid,
+                          uint32_t domid);
+
+/**
+ * Return map of cpus not in any cpupool.
+ *
+ * @parm xc_handle a handle to an open hypervisor interface
+ * return cpumap array on success, NULL else
+ */
+xc_cpumap_t xc_cpupool_freeinfo(xc_interface *xch);
+
+
+/*
+ * EVENT CHANNEL FUNCTIONS
+ *
+ * None of these do any logging.
+ */
+
+/* A port identifier is guaranteed to fit in 31 bits. */
+typedef int evtchn_port_or_error_t;
+
+/**
+ * This function allocates an unbound port.  Ports are named endpoints used for
+ * interdomain communication.  This function is most useful in opening a
+ * well-known port within a domain to receive events on.
+ * 
+ * NOTE: If you are allocating a *local* unbound port, you probably want to
+ * use xc_evtchn_bind_unbound_port(). This function is intended for allocating
+ * ports *only* during domain creation.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm dom the ID of the local domain (the 'allocatee')
+ * @parm remote_dom the ID of the domain who will later bind
+ * @return allocated port (in @dom) on success, -1 on failure
+ */
+evtchn_port_or_error_t
+xc_evtchn_alloc_unbound(xc_interface *xch,
+                        uint32_t dom,
+                        uint32_t remote_dom);
+
+int xc_evtchn_reset(xc_interface *xch,
+                    uint32_t dom);
+
+typedef struct evtchn_status xc_evtchn_status_t;
+int xc_evtchn_status(xc_interface *xch, xc_evtchn_status_t *status);
+
+/*
+ * Return a handle to the event channel driver, or NULL on failure, in
+ * which case errno will be set appropriately.
+ *
+ * Note:
+ * After fork a child process must not use any opened xc evtchn
+ * handle inherited from their parent. They must open a new handle if
+ * they want to interact with xc.
+ *
+ * Before Xen pre-4.1 this function would sometimes report errors with perror.
+ */
+xc_evtchn *xc_evtchn_open(xentoollog_logger *logger,
+                             unsigned open_flags);
+
+/*
+ * Close a handle previously allocated with xc_evtchn_open().
+ */
+int xc_evtchn_close(xc_evtchn *xce);
+
+/*
+ * Return an fd that can be select()ed on.
+ *
+ * Note that due to bugs, setting this fd to non blocking may not
+ * work: you would hope that it would result in xc_evtchn_pending
+ * failing with EWOULDBLOCK if there are no events signaled, but in
+ * fact it may block.  (Bug is present in at least Linux 3.12, and
+ * perhaps on other platforms or later version.)
+ *
+ * To be safe, you must use poll() or select() before each call to
+ * xc_evtchn_pending.  If you have multiple threads (or processes)
+ * sharing a single xce handle this will not work, and there is no
+ * straightforward workaround.  Please design your program some other
+ * way.
+ */
+int xc_evtchn_fd(xc_evtchn *xce);
+
+/*
+ * Notify the given event channel. Returns -1 on failure, in which case
+ * errno will be set appropriately.
+ */
+int xc_evtchn_notify(xc_evtchn *xce, evtchn_port_t port);
+
+/*
+ * Returns a new event port awaiting interdomain connection from the given
+ * domain ID, or -1 on failure, in which case errno will be set appropriately.
+ */
+evtchn_port_or_error_t
+xc_evtchn_bind_unbound_port(xc_evtchn *xce, int domid);
+
+/*
+ * Returns a new event port bound to the remote port for the given domain ID,
+ * or -1 on failure, in which case errno will be set appropriately.
+ */
+evtchn_port_or_error_t
+xc_evtchn_bind_interdomain(xc_evtchn *xce, int domid,
+                           evtchn_port_t remote_port);
+
+/*
+ * Bind an event channel to the given VIRQ. Returns the event channel bound to
+ * the VIRQ, or -1 on failure, in which case errno will be set appropriately.
+ */
+evtchn_port_or_error_t
+xc_evtchn_bind_virq(xc_evtchn *xce, unsigned int virq);
+
+/*
+ * Unbind the given event channel. Returns -1 on failure, in which case errno
+ * will be set appropriately.
+ */
+int xc_evtchn_unbind(xc_evtchn *xce, evtchn_port_t port);
+
+/*
+ * Return the next event channel to become pending, or -1 on failure, in which
+ * case errno will be set appropriately.
+ *
+ * At the hypervisor level the event channel will have been masked,
+ * and then cleared, by the underlying machinery (evtchn kernel
+ * driver, or equivalent).  So if the event channel is signaled again
+ * after it is returned here, it will be queued up, and delivered
+ * again after you unmask it.  (See the documentation in the Xen
+ * public header event_channel.h.)
+ *
+ * On receiving the notification from xc_evtchn_pending, you should
+ * normally: check (by other means) what work needs doing; do the
+ * necessary work (if any); unmask the event channel with
+ * xc_evtchn_unmask (if you want to receive any further
+ * notifications).
+ */
+evtchn_port_or_error_t
+xc_evtchn_pending(xc_evtchn *xce);
+
+/*
+ * Unmask the given event channel. Returns -1 on failure, in which case errno
+ * will be set appropriately.
+ */
+int xc_evtchn_unmask(xc_evtchn *xce, evtchn_port_t port);
+
+int xc_physdev_pci_access_modify(xc_interface *xch,
+                                 uint32_t domid,
+                                 int bus,
+                                 int dev,
+                                 int func,
+                                 int enable);
+
+int xc_readconsolering(xc_interface *xch,
+                       char *buffer,
+                       unsigned int *pnr_chars,
+                       int clear, int incremental, uint32_t *pindex);
+
+int xc_send_debug_keys(xc_interface *xch, char *keys);
+
+typedef xen_sysctl_physinfo_t xc_physinfo_t;
+typedef xen_sysctl_topologyinfo_t xc_topologyinfo_t;
+typedef xen_sysctl_numainfo_t xc_numainfo_t;
+
+typedef uint32_t xc_cpu_to_node_t;
+typedef uint32_t xc_cpu_to_socket_t;
+typedef uint32_t xc_cpu_to_core_t;
+typedef uint64_t xc_node_to_memsize_t;
+typedef uint64_t xc_node_to_memfree_t;
+typedef uint32_t xc_node_to_node_dist_t;
+
+int xc_physinfo(xc_interface *xch, xc_physinfo_t *info);
+int xc_topologyinfo(xc_interface *xch, xc_topologyinfo_t *info);
+int xc_numainfo(xc_interface *xch, xc_numainfo_t *info);
+
+int xc_sched_id(xc_interface *xch,
+                int *sched_id);
+
+int xc_machphys_mfn_list(xc_interface *xch,
+                         unsigned long max_extents,
+                         xen_pfn_t *extent_start);
+
+typedef xen_sysctl_cpuinfo_t xc_cpuinfo_t;
+int xc_getcpuinfo(xc_interface *xch, int max_cpus,
+                  xc_cpuinfo_t *info, int *nr_cpus); 
+
+int xc_domain_setmaxmem(xc_interface *xch,
+                        uint32_t domid,
+                        unsigned int max_memkb);
+
+int xc_domain_set_memmap_limit(xc_interface *xch,
+                               uint32_t domid,
+                               unsigned long map_limitkb);
+
+#if defined(__i386__) || defined(__x86_64__)
+/*
+ * PC BIOS standard E820 types and structure.
+ */
+#define E820_RAM          1
+#define E820_RESERVED     2
+#define E820_ACPI         3
+#define E820_NVS          4
+#define E820_UNUSABLE     5
+
+#define E820MAX           (128)
+
+struct e820entry {
+    uint64_t addr;
+    uint64_t size;
+    uint32_t type;
+} __attribute__((packed));
+int xc_domain_set_memory_map(xc_interface *xch,
+                               uint32_t domid,
+                               struct e820entry entries[],
+                               uint32_t nr_entries);
+
+int xc_get_machine_memory_map(xc_interface *xch,
+                              struct e820entry entries[],
+                              uint32_t max_entries);
+#endif
+int xc_domain_set_time_offset(xc_interface *xch,
+                              uint32_t domid,
+                              int32_t time_offset_seconds);
+
+int xc_domain_set_tsc_info(xc_interface *xch,
+                           uint32_t domid,
+                           uint32_t tsc_mode,
+                           uint64_t elapsed_nsec,
+                           uint32_t gtsc_khz,
+                           uint32_t incarnation);
+
+int xc_domain_get_tsc_info(xc_interface *xch,
+                           uint32_t domid,
+                           uint32_t *tsc_mode,
+                           uint64_t *elapsed_nsec,
+                           uint32_t *gtsc_khz,
+                           uint32_t *incarnation);
+
+int xc_domain_disable_migrate(xc_interface *xch, uint32_t domid);
+
+int xc_domain_maximum_gpfn(xc_interface *xch, domid_t domid);
+
+int xc_domain_increase_reservation(xc_interface *xch,
+                                   uint32_t domid,
+                                   unsigned long nr_extents,
+                                   unsigned int extent_order,
+                                   unsigned int mem_flags,
+                                   xen_pfn_t *extent_start);
+
+int xc_domain_increase_reservation_exact(xc_interface *xch,
+                                         uint32_t domid,
+                                         unsigned long nr_extents,
+                                         unsigned int extent_order,
+                                         unsigned int mem_flags,
+                                         xen_pfn_t *extent_start);
+
+int xc_domain_decrease_reservation(xc_interface *xch,
+                                   uint32_t domid,
+                                   unsigned long nr_extents,
+                                   unsigned int extent_order,
+                                   xen_pfn_t *extent_start);
+
+int xc_domain_decrease_reservation_exact(xc_interface *xch,
+                                         uint32_t domid,
+                                         unsigned long nr_extents,
+                                         unsigned int extent_order,
+                                         xen_pfn_t *extent_start);
+
+int xc_domain_add_to_physmap(xc_interface *xch,
+                             uint32_t domid,
+                             unsigned int space,
+                             unsigned long idx,
+                             xen_pfn_t gpfn);
+
+int xc_domain_populate_physmap(xc_interface *xch,
+                               uint32_t domid,
+                               unsigned long nr_extents,
+                               unsigned int extent_order,
+                               unsigned int mem_flags,
+                               xen_pfn_t *extent_start);
+
+int xc_domain_populate_physmap_exact(xc_interface *xch,
+                                     uint32_t domid,
+                                     unsigned long nr_extents,
+                                     unsigned int extent_order,
+                                     unsigned int mem_flags,
+                                     xen_pfn_t *extent_start);
+
+int xc_domain_claim_pages(xc_interface *xch,
+                               uint32_t domid,
+                               unsigned long nr_pages);
+
+int xc_domain_memory_exchange_pages(xc_interface *xch,
+                                    int domid,
+                                    unsigned long nr_in_extents,
+                                    unsigned int in_order,
+                                    xen_pfn_t *in_extents,
+                                    unsigned long nr_out_extents,
+                                    unsigned int out_order,
+                                    xen_pfn_t *out_extents);
+
+int xc_domain_set_pod_target(xc_interface *xch,
+                             uint32_t domid,
+                             uint64_t target_pages,
+                             uint64_t *tot_pages,
+                             uint64_t *pod_cache_pages,
+                             uint64_t *pod_entries);
+
+int xc_domain_get_pod_target(xc_interface *xch,
+                             uint32_t domid,
+                             uint64_t *tot_pages,
+                             uint64_t *pod_cache_pages,
+                             uint64_t *pod_entries);
+
+int xc_domain_ioport_permission(xc_interface *xch,
+                                uint32_t domid,
+                                uint32_t first_port,
+                                uint32_t nr_ports,
+                                uint32_t allow_access);
+
+int xc_domain_irq_permission(xc_interface *xch,
+                             uint32_t domid,
+                             uint8_t pirq,
+                             uint8_t allow_access);
+
+int xc_domain_iomem_permission(xc_interface *xch,
+                               uint32_t domid,
+                               unsigned long first_mfn,
+                               unsigned long nr_mfns,
+                               uint8_t allow_access);
+
+int xc_domain_pin_memory_cacheattr(xc_interface *xch,
+                                   uint32_t domid,
+                                   uint64_t start,
+                                   uint64_t end,
+                                   uint32_t type);
+
+unsigned long xc_make_page_below_4G(xc_interface *xch, uint32_t domid,
+                                    unsigned long mfn);
+
+typedef xen_sysctl_perfc_desc_t xc_perfc_desc_t;
+typedef xen_sysctl_perfc_val_t xc_perfc_val_t;
+int xc_perfc_reset(xc_interface *xch);
+int xc_perfc_query_number(xc_interface *xch,
+                          int *nbr_desc,
+                          int *nbr_val);
+int xc_perfc_query(xc_interface *xch,
+                   xc_hypercall_buffer_t *desc,
+                   xc_hypercall_buffer_t *val);
+
+typedef xen_sysctl_lockprof_data_t xc_lockprof_data_t;
+int xc_lockprof_reset(xc_interface *xch);
+int xc_lockprof_query_number(xc_interface *xch,
+                             uint32_t *n_elems);
+int xc_lockprof_query(xc_interface *xch,
+                      uint32_t *n_elems,
+                      uint64_t *time,
+                      xc_hypercall_buffer_t *data);
+
+void *xc_memalign(xc_interface *xch, size_t alignment, size_t size);
+
+/**
+ * Memory maps a range within one domain to a local address range.  Mappings
+ * should be unmapped with munmap and should follow the same rules as mmap
+ * regarding page alignment.  Returns NULL on failure.
+ *
+ * @parm xch a handle on an open hypervisor interface
+ * @parm dom the domain to map memory from
+ * @parm size the amount of memory to map (in multiples of page size)
+ * @parm prot same flag as in mmap().
+ * @parm mfn the frame address to map.
+ */
+void *xc_map_foreign_range(xc_interface *xch, uint32_t dom,
+                            int size, int prot,
+                            unsigned long mfn );
+
+void *xc_map_foreign_pages(xc_interface *xch, uint32_t dom, int prot,
+                           const xen_pfn_t *arr, int num );
+
+/**
+ * DEPRECATED - use xc_map_foreign_bulk() instead.
+ *
+ * Like xc_map_foreign_pages(), except it can succeeed partially.
+ * When a page cannot be mapped, its PFN in @arr is or'ed with
+ * 0xF0000000 to indicate the error.
+ */
+void *xc_map_foreign_batch(xc_interface *xch, uint32_t dom, int prot,
+                           xen_pfn_t *arr, int num );
+
+/**
+ * Like xc_map_foreign_pages(), except it can succeed partially.
+ * When a page cannot be mapped, its respective field in @err is
+ * set to the corresponding errno value.
+ */
+void *xc_map_foreign_bulk(xc_interface *xch, uint32_t dom, int prot,
+                          const xen_pfn_t *arr, int *err, unsigned int num);
+
+/**
+ * Translates a virtual address in the context of a given domain and
+ * vcpu returning the GFN containing the address (that is, an MFN for 
+ * PV guests, a PFN for HVM guests).  Returns 0 for failure.
+ *
+ * @parm xch a handle on an open hypervisor interface
+ * @parm dom the domain to perform the translation in
+ * @parm vcpu the vcpu to perform the translation on
+ * @parm virt the virtual address to translate
+ */
+unsigned long xc_translate_foreign_address(xc_interface *xch, uint32_t dom,
+                                           int vcpu, unsigned long long virt);
+
+
+/**
+ * DEPRECATED.  Avoid using this, as it does not correctly account for PFNs
+ * without a backing MFN.
+ */
+int xc_get_pfn_list(xc_interface *xch, uint32_t domid, uint64_t *pfn_buf,
+                    unsigned long max_pfns);
+
+int xc_copy_to_domain_page(xc_interface *xch, uint32_t domid,
+                           unsigned long dst_pfn, const char *src_page);
+
+int xc_clear_domain_pages(xc_interface *xch, uint32_t domid,
+                          unsigned long dst_pfn, int num);
+
+static inline int xc_clear_domain_page(xc_interface *xch, uint32_t domid,
+                                       unsigned long dst_pfn)
+{
+    return xc_clear_domain_pages(xch, domid, dst_pfn, 1);
+}
+
+int xc_mmuext_op(xc_interface *xch, struct mmuext_op *op, unsigned int nr_ops,
+                 domid_t dom);
+
+/* System wide memory properties */
+long xc_maximum_ram_page(xc_interface *xch);
+
+/* Get current total pages allocated to a domain. */
+long xc_get_tot_pages(xc_interface *xch, uint32_t domid);
+
+/**
+ * This function retrieves the the number of bytes available
+ * in the heap in a specific range of address-widths and nodes.
+ * 
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain to query
+ * @parm min_width the smallest address width to query (0 if don't care)
+ * @parm max_width the largest address width to query (0 if don't care)
+ * @parm node the node to query (-1 for all)
+ * @parm *bytes caller variable to put total bytes counted
+ * @return 0 on success, <0 on failure.
+ */
+int xc_availheap(xc_interface *xch, int min_width, int max_width, int node,
+                 uint64_t *bytes);
+
+/*
+ * Trace Buffer Operations
+ */
+
+/**
+ * xc_tbuf_enable - enable tracing buffers
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm cnt size of tracing buffers to create (in pages)
+ * @parm mfn location to store mfn of the trace buffers to
+ * @parm size location to store the size (in bytes) of a trace buffer to
+ *
+ * Gets the machine address of the trace pointer area and the size of the
+ * per CPU buffers.
+ */
+int xc_tbuf_enable(xc_interface *xch, unsigned long pages,
+                   unsigned long *mfn, unsigned long *size);
+
+/*
+ * Disable tracing buffers.
+ */
+int xc_tbuf_disable(xc_interface *xch);
+
+/**
+ * This function sets the size of the trace buffers. Setting the size
+ * is currently a one-shot operation that may be performed either at boot
+ * time or via this interface, not both. The buffer size must be set before
+ * enabling tracing.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm size the size in pages per cpu for the trace buffers
+ * @return 0 on success, -1 on failure.
+ */
+int xc_tbuf_set_size(xc_interface *xch, unsigned long size);
+
+/**
+ * This function retrieves the current size of the trace buffers.
+ * Note that the size returned is in terms of bytes, not pages.
+
+ * @parm xch a handle to an open hypervisor interface
+ * @parm size will contain the size in bytes for the trace buffers
+ * @return 0 on success, -1 on failure.
+ */
+int xc_tbuf_get_size(xc_interface *xch, unsigned long *size);
+
+int xc_tbuf_set_cpu_mask(xc_interface *xch, uint32_t mask);
+
+int xc_tbuf_set_evt_mask(xc_interface *xch, uint32_t mask);
+
+int xc_domctl(xc_interface *xch, struct xen_domctl *domctl);
+int xc_sysctl(xc_interface *xch, struct xen_sysctl *sysctl);
+
+int xc_version(xc_interface *xch, int cmd, void *arg);
+
+int xc_flask_op(xc_interface *xch, xen_flask_op_t *op);
+
+/*
+ * Subscribe to domain suspend via evtchn.
+ * Returns -1 on failure, in which case errno will be set appropriately.
+ * Just calls XEN_DOMCTL_subscribe - see the caveats for that domctl
+ * (in its doc comment in domctl.h).
+ */
+int xc_domain_subscribe_for_suspend(
+    xc_interface *xch, domid_t domid, evtchn_port_t port);
+
+/**************************
+ * GRANT TABLE OPERATIONS *
+ **************************/
+
+/*
+ * These functions sometimes log messages as above, but not always.
+ */
+
+/*
+ * Note:
+ * After fork a child process must not use any opened xc gnttab
+ * handle inherited from their parent. They must open a new handle if
+ * they want to interact with xc.
+ *
+ * Return an fd onto the grant table driver.  Logs errors.
+ */
+xc_gnttab *xc_gnttab_open(xentoollog_logger *logger,
+			  unsigned open_flags);
+
+/*
+ * Close a handle previously allocated with xc_gnttab_open().
+ * Never logs errors.
+ */
+int xc_gnttab_close(xc_gnttab *xcg);
+
+/*
+ * Memory maps a grant reference from one domain to a local address range.
+ * Mappings should be unmapped with xc_gnttab_munmap.  Logs errors.
+ *
+ * @parm xcg a handle on an open grant table interface
+ * @parm domid the domain to map memory from
+ * @parm ref the grant reference ID to map
+ * @parm prot same flag as in mmap()
+ */
+void *xc_gnttab_map_grant_ref(xc_gnttab *xcg,
+                              uint32_t domid,
+                              uint32_t ref,
+                              int prot);
+
+/**
+ * Memory maps one or more grant references from one or more domains to a
+ * contiguous local address range. Mappings should be unmapped with
+ * xc_gnttab_munmap.  Logs errors.
+ *
+ * @parm xcg a handle on an open grant table interface
+ * @parm count the number of grant references to be mapped
+ * @parm domids an array of @count domain IDs by which the corresponding @refs
+ *              were granted
+ * @parm refs an array of @count grant references to be mapped
+ * @parm prot same flag as in mmap()
+ */
+void *xc_gnttab_map_grant_refs(xc_gnttab *xcg,
+                               uint32_t count,
+                               uint32_t *domids,
+                               uint32_t *refs,
+                               int prot);
+
+/**
+ * Memory maps one or more grant references from one domain to a
+ * contiguous local address range. Mappings should be unmapped with
+ * xc_gnttab_munmap.  Logs errors.
+ *
+ * @parm xcg a handle on an open grant table interface
+ * @parm count the number of grant references to be mapped
+ * @parm domid the domain to map memory from
+ * @parm refs an array of @count grant references to be mapped
+ * @parm prot same flag as in mmap()
+ */
+void *xc_gnttab_map_domain_grant_refs(xc_gnttab *xcg,
+                                      uint32_t count,
+                                      uint32_t domid,
+                                      uint32_t *refs,
+                                      int prot);
+
+/**
+ * Memory maps a grant reference from one domain to a local address range.
+ * Mappings should be unmapped with xc_gnttab_munmap. If notify_offset or
+ * notify_port are not -1, this version will attempt to set up an unmap
+ * notification at the given offset and event channel. When the page is
+ * unmapped, the byte at the given offset will be zeroed and a wakeup will be
+ * sent to the given event channel.  Logs errors.
+ *
+ * @parm xcg a handle on an open grant table interface
+ * @parm domid the domain to map memory from
+ * @parm ref the grant reference ID to map
+ * @parm prot same flag as in mmap()
+ * @parm notify_offset The byte offset in the page to use for unmap
+ *                     notification; -1 for none.
+ * @parm notify_port The event channel port to use for unmap notify, or -1
+ */
+void *xc_gnttab_map_grant_ref_notify(xc_gnttab *xcg,
+                                     uint32_t domid,
+                                     uint32_t ref,
+                                     int prot,
+                                     uint32_t notify_offset,
+                                     evtchn_port_t notify_port);
+
+/*
+ * Unmaps the @count pages starting at @start_address, which were mapped by a
+ * call to xc_gnttab_map_grant_ref or xc_gnttab_map_grant_refs. Never logs.
+ */
+int xc_gnttab_munmap(xc_gnttab *xcg,
+                     void *start_address,
+                     uint32_t count);
+
+/*
+ * Sets the maximum number of grants that may be mapped by the given instance
+ * to @count.  Never logs.
+ *
+ * N.B. This function must be called after opening the handle, and before any
+ *      other functions are invoked on it.
+ *
+ * N.B. When variable-length grants are mapped, fragmentation may be observed,
+ *      and it may not be possible to satisfy requests up to the maximum number
+ *      of grants.
+ */
+int xc_gnttab_set_max_grants(xc_gnttab *xcg,
+			     uint32_t count);
+
+int xc_gnttab_op(xc_interface *xch, int cmd,
+                 void * op, int op_size, int count);
+/* Logs iff hypercall bounce fails, otherwise doesn't. */
+
+int xc_gnttab_get_version(xc_interface *xch, int domid); /* Never logs */
+grant_entry_v1_t *xc_gnttab_map_table_v1(xc_interface *xch, int domid, int *gnt_num);
+grant_entry_v2_t *xc_gnttab_map_table_v2(xc_interface *xch, int domid, int *gnt_num);
+/* Sometimes these don't set errno [fixme], and sometimes they don't log. */
+
+/*
+ * Return an fd onto the grant sharing driver.  Logs errors.
+ *
+ * Note:
+ * After fork a child process must not use any opened xc gntshr
+ * handle inherited from their parent. They must open a new handle if
+ * they want to interact with xc.
+ *
+ */
+xc_gntshr *xc_gntshr_open(xentoollog_logger *logger,
+			  unsigned open_flags);
+
+/*
+ * Close a handle previously allocated with xc_gntshr_open().
+ * Never logs errors.
+ */
+int xc_gntshr_close(xc_gntshr *xcg);
+
+/*
+ * Creates and shares pages with another domain.
+ * 
+ * @parm xcg a handle to an open grant sharing instance
+ * @parm domid the domain to share memory with
+ * @parm count the number of pages to share
+ * @parm refs the grant references of the pages (output)
+ * @parm writable true if the other domain can write to the pages
+ * @return local mapping of the pages
+ */
+void *xc_gntshr_share_pages(xc_gntshr *xcg, uint32_t domid,
+                            int count, uint32_t *refs, int writable);
+
+/*
+ * Creates and shares a page with another domain, with unmap notification.
+ * 
+ * @parm xcg a handle to an open grant sharing instance
+ * @parm domid the domain to share memory with
+ * @parm refs the grant reference of the pages (output)
+ * @parm writable true if the other domain can write to the page
+ * @parm notify_offset The byte offset in the page to use for unmap
+ *                     notification; -1 for none.
+ * @parm notify_port The event channel port to use for unmap notify, or -1
+ * @return local mapping of the page
+ */
+void *xc_gntshr_share_page_notify(xc_gntshr *xcg, uint32_t domid,
+                                  uint32_t *ref, int writable,
+                                  uint32_t notify_offset,
+                                  evtchn_port_t notify_port);
+/*
+ * Unmaps the @count pages starting at @start_address, which were mapped by a
+ * call to xc_gntshr_share_*. Never logs.
+ */
+int xc_gntshr_munmap(xc_gntshr *xcg, void *start_address, uint32_t count);
+
+int xc_physdev_map_pirq(xc_interface *xch,
+                        int domid,
+                        int index,
+                        int *pirq);
+
+int xc_physdev_map_pirq_msi(xc_interface *xch,
+                            int domid,
+                            int index,
+                            int *pirq,
+                            int devfn,
+                            int bus,
+                            int entry_nr,
+                            uint64_t table_base);
+
+int xc_physdev_unmap_pirq(xc_interface *xch,
+                          int domid,
+                          int pirq);
+
+int xc_hvm_set_pci_intx_level(
+    xc_interface *xch, domid_t dom,
+    uint8_t domain, uint8_t bus, uint8_t device, uint8_t intx,
+    unsigned int level);
+int xc_hvm_set_isa_irq_level(
+    xc_interface *xch, domid_t dom,
+    uint8_t isa_irq,
+    unsigned int level);
+
+int xc_hvm_set_pci_link_route(
+    xc_interface *xch, domid_t dom, uint8_t link, uint8_t isa_irq);
+
+int xc_hvm_inject_msi(
+    xc_interface *xch, domid_t dom, uint64_t addr, uint32_t data);
+
+/*
+ * Track dirty bit changes in the VRAM area
+ *
+ * All of this is done atomically:
+ * - get the dirty bitmap since the last call
+ * - set up dirty tracking area for period up to the next call
+ * - clear the dirty tracking area.
+ *
+ * Returns -ENODATA and does not fill bitmap if the area has changed since the
+ * last call.
+ */
+int xc_hvm_track_dirty_vram(
+    xc_interface *xch, domid_t dom,
+    uint64_t first_pfn, uint64_t nr,
+    unsigned long *bitmap);
+
+/*
+ * Notify that some pages got modified by the Device Model
+ */
+int xc_hvm_modified_memory(
+    xc_interface *xch, domid_t dom, uint64_t first_pfn, uint64_t nr);
+
+/*
+ * Set a range of memory to a specific type.
+ * Allowed types are HVMMEM_ram_rw, HVMMEM_ram_ro, HVMMEM_mmio_dm
+ */
+int xc_hvm_set_mem_type(
+    xc_interface *xch, domid_t dom, hvmmem_type_t memtype, uint64_t first_pfn, uint64_t nr);
+
+/*
+ * Injects a hardware/software CPU trap, to take effect the next time the HVM 
+ * resumes. 
+ */
+int xc_hvm_inject_trap(
+    xc_interface *xch, domid_t dom, int vcpu, uint32_t vector,
+    uint32_t type, uint32_t error_code, uint32_t insn_len,
+    uint64_t cr2);
+
+/*
+ *  LOGGING AND ERROR REPORTING
+ */
+
+
+enum xc_error_code {
+  XC_ERROR_NONE = 0,
+  XC_INTERNAL_ERROR = 1,
+  XC_INVALID_KERNEL = 2,
+  XC_INVALID_PARAM = 3,
+  XC_OUT_OF_MEMORY = 4,
+  /* new codes need to be added to xc_error_level_to_desc too */
+};
+
+#define XC_MAX_ERROR_MSG_LEN 1024
+typedef struct xc_error {
+  enum xc_error_code code;
+  char message[XC_MAX_ERROR_MSG_LEN];
+} xc_error;
+
+
+/*
+ * Convert an error code or level into a text description.  Return values
+ * are pointers to fixed strings and do not need to be freed.
+ * Do not fail, but return pointers to generic strings if fed bogus input.
+ */
+const char *xc_error_code_to_desc(int code);
+
+/*
+ * Convert an errno value to a text description.
+ */
+const char *xc_strerror(xc_interface *xch, int errcode);
+
+
+/*
+ * Return a pointer to the last error with level XC_REPORT_ERROR. This
+ * pointer and the data pointed to are only valid until the next call
+ * to libxc in the same thread.
+ */
+const xc_error *xc_get_last_error(xc_interface *handle);
+
+/*
+ * Clear the last error
+ */
+void xc_clear_last_error(xc_interface *xch);
+
+int xc_hvm_param_set(xc_interface *handle, domid_t dom, uint32_t param, uint64_t value);
+int xc_hvm_param_get(xc_interface *handle, domid_t dom, uint32_t param, uint64_t *value);
+
+/* Deprecated: use xc_hvm_param_set/get() instead. */
+int xc_set_hvm_param(xc_interface *handle, domid_t dom, int param, unsigned long value);
+int xc_get_hvm_param(xc_interface *handle, domid_t dom, int param, unsigned long *value);
+
+/*
+ * IOREQ Server API. (See section on IOREQ Servers in public/hvm_op.h).
+ */
+
+/**
+ * This function instantiates an IOREQ Server.
+ *
+ * @parm xch a handle to an open hypervisor interface.
+ * @parm domid the domain id to be serviced
+ * @parm handle_bufioreq should the IOREQ Server handle buffered requests?
+ * @parm id pointer to an ioservid_t to receive the IOREQ Server id.
+ * @return 0 on success, -1 on failure.
+ */
+int xc_hvm_create_ioreq_server(xc_interface *xch,
+                               domid_t domid,
+                               int handle_bufioreq,
+                               ioservid_t *id);
+
+/**
+ * This function retrieves the necessary information to allow an
+ * emulator to use an IOREQ Server.
+ *
+ * @parm xch a handle to an open hypervisor interface.
+ * @parm domid the domain id to be serviced
+ * @parm id the IOREQ Server id.
+ * @parm ioreq_pfn pointer to a xen_pfn_t to receive the synchronous ioreq gmfn
+ * @parm bufioreq_pfn pointer to a xen_pfn_t to receive the buffered ioreq gmfn
+ * @parm bufioreq_port pointer to a evtchn_port_t to receive the buffered ioreq event channel
+ * @return 0 on success, -1 on failure.
+ */
+int xc_hvm_get_ioreq_server_info(xc_interface *xch,
+                                 domid_t domid,
+                                 ioservid_t id,
+                                 xen_pfn_t *ioreq_pfn,
+                                 xen_pfn_t *bufioreq_pfn,
+                                 evtchn_port_t *bufioreq_port);
+
+/**
+ * This function sets IOREQ Server state. An IOREQ Server
+ * will not be passed emulation requests until it is in
+ * the enabled state.
+ * Note that the contents of the ioreq_pfn and bufioreq_pfn are
+ * not meaningful until the IOREQ Server is in the enabled state.
+ *
+ * @parm xch a handle to an open hypervisor interface.
+ * @parm domid the domain id to be serviced
+ * @parm id the IOREQ Server id.
+ * @parm enabled the state.
+ * @return 0 on success, -1 on failure.
+ */
+int xc_hvm_set_ioreq_server_state(xc_interface *xch,
+                                  domid_t domid,
+                                  ioservid_t id,
+                                  int enabled);
+
+/**
+ * This function registers a range of memory or I/O ports for emulation.
+ *
+ * @parm xch a handle to an open hypervisor interface.
+ * @parm domid the domain id to be serviced
+ * @parm id the IOREQ Server id.
+ * @parm is_mmio is this a range of ports or memory
+ * @parm start start of range
+ * @parm end end of range (inclusive).
+ * @return 0 on success, -1 on failure.
+ */
+int xc_hvm_map_io_range_to_ioreq_server(xc_interface *xch,
+                                        domid_t domid,
+                                        ioservid_t id,
+                                        int is_mmio,
+                                        uint64_t start,
+                                        uint64_t end);
+
+/**
+ * This function deregisters a range of memory or I/O ports for emulation.
+ *
+ * @parm xch a handle to an open hypervisor interface.
+ * @parm domid the domain id to be serviced
+ * @parm id the IOREQ Server id.
+ * @parm is_mmio is this a range of ports or memory
+ * @parm start start of range
+ * @parm end end of range (inclusive).
+ * @return 0 on success, -1 on failure.
+ */
+int xc_hvm_unmap_io_range_from_ioreq_server(xc_interface *xch,
+                                            domid_t domid,
+                                            ioservid_t id,
+                                            int is_mmio,
+                                            uint64_t start,
+                                            uint64_t end);
+
+/**
+ * This function registers a PCI device for config space emulation.
+ *
+ * @parm xch a handle to an open hypervisor interface.
+ * @parm domid the domain id to be serviced
+ * @parm id the IOREQ Server id.
+ * @parm segment the PCI segment of the device
+ * @parm bus the PCI bus of the device
+ * @parm device the 'slot' number of the device
+ * @parm function the function number of the device
+ * @return 0 on success, -1 on failure.
+ */
+int xc_hvm_map_pcidev_to_ioreq_server(xc_interface *xch,
+                                      domid_t domid,
+                                      ioservid_t id,
+                                      uint16_t segment,
+                                      uint8_t bus,
+                                      uint8_t device,
+                                      uint8_t function);
+
+/**
+ * This function deregisters a PCI device for config space emulation.
+ *
+ * @parm xch a handle to an open hypervisor interface.
+ * @parm domid the domain id to be serviced
+ * @parm id the IOREQ Server id.
+ * @parm segment the PCI segment of the device
+ * @parm bus the PCI bus of the device
+ * @parm device the 'slot' number of the device
+ * @parm function the function number of the device
+ * @return 0 on success, -1 on failure.
+ */
+int xc_hvm_unmap_pcidev_from_ioreq_server(xc_interface *xch,
+                                          domid_t domid,
+                                          ioservid_t id,
+                                          uint16_t segment,
+                                          uint8_t bus,
+                                          uint8_t device,
+                                          uint8_t function);
+
+/**
+ * This function destroys an IOREQ Server.
+ *
+ * @parm xch a handle to an open hypervisor interface.
+ * @parm domid the domain id to be serviced
+ * @parm id the IOREQ Server id.
+ * @return 0 on success, -1 on failure.
+ */
+int xc_hvm_destroy_ioreq_server(xc_interface *xch,
+                                domid_t domid,
+                                ioservid_t id);
+
+/* HVM guest pass-through */
+int xc_assign_device(xc_interface *xch,
+                     uint32_t domid,
+                     uint32_t machine_bdf);
+
+int xc_get_device_group(xc_interface *xch,
+                     uint32_t domid,
+                     uint32_t machine_bdf,
+                     uint32_t max_sdevs,
+                     uint32_t *num_sdevs,
+                     uint32_t *sdev_array);
+
+int xc_test_assign_device(xc_interface *xch,
+                          uint32_t domid,
+                          uint32_t machine_bdf);
+
+int xc_deassign_device(xc_interface *xch,
+                     uint32_t domid,
+                     uint32_t machine_bdf);
+
+int xc_domain_memory_mapping(xc_interface *xch,
+                             uint32_t domid,
+                             unsigned long first_gfn,
+                             unsigned long first_mfn,
+                             unsigned long nr_mfns,
+                             uint32_t add_mapping);
+
+int xc_domain_ioport_mapping(xc_interface *xch,
+                             uint32_t domid,
+                             uint32_t first_gport,
+                             uint32_t first_mport,
+                             uint32_t nr_ports,
+                             uint32_t add_mapping);
+
+int xc_domain_update_msi_irq(
+    xc_interface *xch,
+    uint32_t domid,
+    uint32_t gvec,
+    uint32_t pirq,
+    uint32_t gflags,
+    uint64_t gtable);
+
+int xc_domain_unbind_msi_irq(xc_interface *xch,
+                             uint32_t domid,
+                             uint32_t gvec,
+                             uint32_t pirq,
+                             uint32_t gflags);
+
+int xc_domain_bind_pt_irq(xc_interface *xch,
+                          uint32_t domid,
+                          uint8_t machine_irq,
+                          uint8_t irq_type,
+                          uint8_t bus,
+                          uint8_t device,
+                          uint8_t intx,
+                          uint8_t isa_irq);
+
+int xc_domain_unbind_pt_irq(xc_interface *xch,
+                          uint32_t domid,
+                          uint8_t machine_irq,
+                          uint8_t irq_type,
+                          uint8_t bus,
+                          uint8_t device,
+                          uint8_t intx,
+                          uint8_t isa_irq);
+
+int xc_domain_bind_pt_pci_irq(xc_interface *xch,
+                              uint32_t domid,
+                              uint8_t machine_irq,
+                              uint8_t bus,
+                              uint8_t device,
+                              uint8_t intx);
+
+int xc_domain_bind_pt_isa_irq(xc_interface *xch,
+                              uint32_t domid,
+                              uint8_t machine_irq);
+
+int xc_domain_set_machine_address_size(xc_interface *xch,
+				       uint32_t domid,
+				       unsigned int width);
+int xc_domain_get_machine_address_size(xc_interface *xch,
+				       uint32_t domid);
+
+int xc_domain_suppress_spurious_page_faults(xc_interface *xch,
+					  uint32_t domid);
+
+/* Set the target domain */
+int xc_domain_set_target(xc_interface *xch,
+                         uint32_t domid,
+                         uint32_t target);
+
+/* Control the domain for debug */
+int xc_domain_debug_control(xc_interface *xch,
+                            uint32_t domid,
+                            uint32_t sop,
+                            uint32_t vcpu);
+
+#if defined(__i386__) || defined(__x86_64__)
+int xc_cpuid_check(xc_interface *xch,
+                   const unsigned int *input,
+                   const char **config,
+                   char **config_transformed);
+int xc_cpuid_set(xc_interface *xch,
+                 domid_t domid,
+                 const unsigned int *input,
+                 const char **config,
+                 char **config_transformed);
+int xc_cpuid_apply_policy(xc_interface *xch,
+                          domid_t domid);
+void xc_cpuid_to_str(const unsigned int *regs,
+                     char **strs); /* some strs[] may be NULL if ENOMEM */
+int xc_mca_op(xc_interface *xch, struct xen_mc *mc);
+#endif
+
+struct xc_px_val {
+    uint64_t freq;        /* Px core frequency */
+    uint64_t residency;   /* Px residency time */
+    uint64_t count;       /* Px transition count */
+};
+
+struct xc_px_stat {
+    uint8_t total;        /* total Px states */
+    uint8_t usable;       /* usable Px states */
+    uint8_t last;         /* last Px state */
+    uint8_t cur;          /* current Px state */
+    uint64_t *trans_pt;   /* Px transition table */
+    struct xc_px_val *pt;
+};
+
+int xc_pm_get_max_px(xc_interface *xch, int cpuid, int *max_px);
+int xc_pm_get_pxstat(xc_interface *xch, int cpuid, struct xc_px_stat *pxpt);
+int xc_pm_reset_pxstat(xc_interface *xch, int cpuid);
+
+struct xc_cx_stat {
+    uint32_t nr;           /* entry nr in triggers[]/residencies[], incl C0 */
+    uint32_t last;         /* last Cx state */
+    uint64_t idle_time;    /* idle time from boot */
+    uint64_t *triggers;    /* Cx trigger counts */
+    uint64_t *residencies; /* Cx residencies */
+    uint32_t nr_pc;        /* entry nr in pc[] */
+    uint32_t nr_cc;        /* entry nr in cc[] */
+    uint64_t *pc;          /* 1-biased indexing (i.e. excl C0) */
+    uint64_t *cc;          /* 1-biased indexing (i.e. excl C0) */
+};
+typedef struct xc_cx_stat xc_cx_stat_t;
+
+int xc_pm_get_max_cx(xc_interface *xch, int cpuid, int *max_cx);
+int xc_pm_get_cxstat(xc_interface *xch, int cpuid, struct xc_cx_stat *cxpt);
+int xc_pm_reset_cxstat(xc_interface *xch, int cpuid);
+
+int xc_cpu_online(xc_interface *xch, int cpu);
+int xc_cpu_offline(xc_interface *xch, int cpu);
+
+/* 
+ * cpufreq para name of this structure named 
+ * same as sysfs file name of native linux
+ */
+typedef xen_userspace_t xc_userspace_t;
+typedef xen_ondemand_t xc_ondemand_t;
+
+struct xc_get_cpufreq_para {
+    /* IN/OUT variable */
+    uint32_t cpu_num;
+    uint32_t freq_num;
+    uint32_t gov_num;
+
+    /* for all governors */
+    /* OUT variable */
+    uint32_t *affected_cpus;
+    uint32_t *scaling_available_frequencies;
+    char     *scaling_available_governors;
+    char scaling_driver[CPUFREQ_NAME_LEN];
+
+    uint32_t cpuinfo_cur_freq;
+    uint32_t cpuinfo_max_freq;
+    uint32_t cpuinfo_min_freq;
+    uint32_t scaling_cur_freq;
+
+    char scaling_governor[CPUFREQ_NAME_LEN];
+    uint32_t scaling_max_freq;
+    uint32_t scaling_min_freq;
+
+    /* for specific governor */
+    union {
+        xc_userspace_t userspace;
+        xc_ondemand_t ondemand;
+    } u;
+
+    int32_t turbo_enabled;
+};
+
+int xc_get_cpufreq_para(xc_interface *xch, int cpuid,
+                        struct xc_get_cpufreq_para *user_para);
+int xc_set_cpufreq_gov(xc_interface *xch, int cpuid, char *govname);
+int xc_set_cpufreq_para(xc_interface *xch, int cpuid,
+                        int ctrl_type, int ctrl_value);
+int xc_get_cpufreq_avgfreq(xc_interface *xch, int cpuid, int *avg_freq);
+
+int xc_set_sched_opt_smt(xc_interface *xch, uint32_t value);
+int xc_set_vcpu_migration_delay(xc_interface *xch, uint32_t value);
+int xc_get_vcpu_migration_delay(xc_interface *xch, uint32_t *value);
+
+int xc_get_cpuidle_max_cstate(xc_interface *xch, uint32_t *value);
+int xc_set_cpuidle_max_cstate(xc_interface *xch, uint32_t value);
+
+int xc_enable_turbo(xc_interface *xch, int cpuid);
+int xc_disable_turbo(xc_interface *xch, int cpuid);
+/**
+ * tmem operations
+ */
+
+struct tmem_oid {
+    uint64_t oid[3];
+};
+
+int xc_tmem_control_oid(xc_interface *xch, int32_t pool_id, uint32_t subop,
+                        uint32_t cli_id, uint32_t arg1, uint32_t arg2,
+                        struct tmem_oid oid, void *buf);
+int xc_tmem_control(xc_interface *xch,
+                    int32_t pool_id, uint32_t subop, uint32_t cli_id,
+                    uint32_t arg1, uint32_t arg2, uint64_t arg3, void *buf);
+int xc_tmem_auth(xc_interface *xch, int cli_id, char *uuid_str, int arg1);
+int xc_tmem_save(xc_interface *xch, int dom, int live, int fd, int field_marker);
+int xc_tmem_save_extra(xc_interface *xch, int dom, int fd, int field_marker);
+void xc_tmem_save_done(xc_interface *xch, int dom);
+int xc_tmem_restore(xc_interface *xch, int dom, int fd);
+int xc_tmem_restore_extra(xc_interface *xch, int dom, int fd);
+
+/** 
+ * Mem paging operations.
+ * Paging is supported only on the x86 architecture in 64 bit mode, with
+ * Hardware-Assisted Paging (i.e. Intel EPT, AMD NPT). Moreover, AMD NPT
+ * support is considered experimental.
+ */
+int xc_mem_paging_enable(xc_interface *xch, domid_t domain_id, uint32_t *port);
+int xc_mem_paging_disable(xc_interface *xch, domid_t domain_id);
+int xc_mem_paging_nominate(xc_interface *xch, domid_t domain_id,
+                           unsigned long gfn);
+int xc_mem_paging_evict(xc_interface *xch, domid_t domain_id, unsigned long gfn);
+int xc_mem_paging_prep(xc_interface *xch, domid_t domain_id, unsigned long gfn);
+int xc_mem_paging_load(xc_interface *xch, domid_t domain_id, 
+                        unsigned long gfn, void *buffer);
+
+/** 
+ * Access tracking operations.
+ * Supported only on Intel EPT 64 bit processors.
+ */
+
+/*
+ * Enables mem_access and returns the mapped ring page.
+ * Will return NULL on error.
+ * Caller has to unmap this page when done.
+ */
+void *xc_mem_access_enable(xc_interface *xch, domid_t domain_id, uint32_t *port);
+int xc_mem_access_disable(xc_interface *xch, domid_t domain_id);
+int xc_mem_access_resume(xc_interface *xch, domid_t domain_id);
+
+/*
+ * Set a range of memory to a specific access.
+ * Allowed types are XENMEM_access_default, XENMEM_access_n, any combination of
+ * XENMEM_access_ + (rwx), and XENMEM_access_rx2rw
+ */
+int xc_set_mem_access(xc_interface *xch, domid_t domain_id,
+                      xenmem_access_t access, uint64_t first_pfn,
+                      uint32_t nr);
+
+/*
+ * Gets the mem access for the given page (returned in access on success)
+ */
+int xc_get_mem_access(xc_interface *xch, domid_t domain_id,
+                      uint64_t pfn, xenmem_access_t *access);
+
+/***
+ * Memory sharing operations.
+ *
+ * Unles otherwise noted, these calls return 0 on succes, -1 and errno on
+ * failure.
+ *
+ * Sharing is supported only on the x86 architecture in 64 bit mode, with
+ * Hardware-Assisted Paging (i.e. Intel EPT, AMD NPT). Moreover, AMD NPT
+ * support is considered experimental. 
+
+ * Calls below return ENOSYS if not in the x86_64 architecture.
+ * Calls below return ENODEV if the domain does not support HAP.
+ * Calls below return ESRCH if the specified domain does not exist.
+ * Calls below return EPERM if the caller is unprivileged for this domain.
+ */
+
+/* Turn on/off sharing for the domid, depending on the enable flag.
+ *
+ * Returns EXDEV if trying to enable and the domain has had a PCI device
+ * assigned for passthrough (these two features are mutually exclusive).
+ *
+ * When sharing for a domain is turned off, the domain may still reference
+ * shared pages. Unsharing happens lazily. */
+int xc_memshr_control(xc_interface *xch,
+                      domid_t domid,
+                      int enable);
+
+/* Create a communication ring in which the hypervisor will place ENOMEM
+ * notifications.
+ *
+ * ENOMEM happens when unsharing pages: a Copy-on-Write duplicate needs to be
+ * allocated, and thus the out-of-memory error occurr.
+ *
+ * For complete examples on how to plumb a notification ring, look into
+ * xenpaging or xen-access.
+ *
+ * On receipt of a notification, the helper should ensure there is memory
+ * available to the domain before retrying.
+ *
+ * If a domain encounters an ENOMEM condition when sharing and this ring
+ * has not been set up, the hypervisor will crash the domain.
+ *
+ * Fails with:
+ *  EINVAL if port is NULL
+ *  EINVAL if the sharing ring has already been enabled
+ *  ENOSYS if no guest gfn has been specified to host the ring via an hvm param
+ *  EINVAL if the gfn for the ring has not been populated
+ *  ENOENT if the gfn for the ring is paged out, or cannot be unshared
+ *  EINVAL if the gfn for the ring cannot be written to
+ *  EINVAL if the domain is dying
+ *  ENOSPC if an event channel cannot be allocated for the ring
+ *  ENOMEM if memory cannot be allocated for internal data structures
+ *  EINVAL or EACCESS if the request is denied by the security policy
+ */
+
+int xc_memshr_ring_enable(xc_interface *xch, 
+                          domid_t domid, 
+                          uint32_t *port);
+/* Disable the ring for ENOMEM communication.
+ * May fail with EINVAL if the ring was not enabled in the first place.
+ */
+int xc_memshr_ring_disable(xc_interface *xch, 
+                           domid_t domid);
+
+/*
+ * Calls below return EINVAL if sharing has not been enabled for the domain
+ * Calls below return EINVAL if the domain is dying
+ */
+/* Once a reponse to an ENOMEM notification is prepared, the tool can
+ * notify the hypervisor to re-schedule the faulting vcpu of the domain with an
+ * event channel kick and/or this call. */
+int xc_memshr_domain_resume(xc_interface *xch,
+                            domid_t domid);
+
+/* Select a page for sharing. 
+ *
+ * A 64 bit opaque handle will be stored in handle.  The hypervisor ensures
+ * that if the page is modified, the handle will be invalidated, and future
+ * users of it will fail. If the page has already been selected and is still
+ * associated to a valid handle, the existing handle will be returned.
+ *
+ * May fail with:
+ *  EINVAL if the gfn is not populated or not sharable (mmio, etc)
+ *  ENOMEM if internal data structures cannot be allocated
+ *  E2BIG if the page is being referenced by other subsytems (e.g. qemu)
+ *  ENOENT or EEXIST if there are internal hypervisor errors.
+ */
+int xc_memshr_nominate_gfn(xc_interface *xch,
+                           domid_t domid,
+                           unsigned long gfn,
+                           uint64_t *handle);
+/* Same as above, but instead of a guest frame number, the input is a grant
+ * reference provided by the guest.
+ *
+ * May fail with EINVAL if the grant reference is invalid.
+ */
+int xc_memshr_nominate_gref(xc_interface *xch,
+                            domid_t domid,
+                            grant_ref_t gref,
+                            uint64_t *handle);
+
+/* The three calls below may fail with
+ * 10 (or -XENMEM_SHARING_OP_S_HANDLE_INVALID) if the handle passed as source
+ * is invalid.  
+ * 9 (or -XENMEM_SHARING_OP_C_HANDLE_INVALID) if the handle passed as client is
+ * invalid.
+ */
+/* Share two nominated guest pages.
+ *
+ * If the call succeeds, both pages will point to the same backing frame (or
+ * mfn). The hypervisor will verify the handles are still valid, but it will
+ * not perform any sanity checking on the contens of the pages (the selection
+ * mechanism for sharing candidates is entirely up to the user-space tool).
+ *
+ * After successful sharing, the client handle becomes invalid. Both <domain,
+ * gfn> tuples point to the same mfn with the same handle, the one specified as
+ * source. Either 3-tuple can be specified later for further re-sharing. 
+ */
+int xc_memshr_share_gfns(xc_interface *xch,
+                    domid_t source_domain,
+                    unsigned long source_gfn,
+                    uint64_t source_handle,
+                    domid_t client_domain,
+                    unsigned long client_gfn,
+                    uint64_t client_handle);
+
+/* Same as above, but share two grant references instead.
+ *
+ * May fail with EINVAL if either grant reference is invalid.
+ */
+int xc_memshr_share_grefs(xc_interface *xch,
+                    domid_t source_domain,
+                    grant_ref_t source_gref,
+                    uint64_t source_handle,
+                    domid_t client_domain,
+                    grant_ref_t client_gref,
+                    uint64_t client_handle);
+
+/* Allows to add to the guest physmap of the client domain a shared frame
+ * directly.
+ *
+ * May additionally fail with 
+ *  9 (-XENMEM_SHARING_OP_C_HANDLE_INVALID) if the physmap entry for the gfn is
+ *  not suitable.
+ *  ENOMEM if internal data structures cannot be allocated.
+ *  ENOENT if there is an internal hypervisor error.
+ */
+int xc_memshr_add_to_physmap(xc_interface *xch,
+                    domid_t source_domain,
+                    unsigned long source_gfn,
+                    uint64_t source_handle,
+                    domid_t client_domain,
+                    unsigned long client_gfn);
+
+/* Debug calls: return the number of pages referencing the shared frame backing
+ * the input argument. Should be one or greater. 
+ *
+ * May fail with EINVAL if there is no backing shared frame for the input
+ * argument.
+ */
+int xc_memshr_debug_gfn(xc_interface *xch,
+                        domid_t domid,
+                        unsigned long gfn);
+/* May additionally fail with EINVAL if the grant reference is invalid. */
+int xc_memshr_debug_gref(xc_interface *xch,
+                         domid_t domid,
+                         grant_ref_t gref);
+
+/* Audits the share subsystem. 
+ * 
+ * Returns ENOSYS if not supported (may not be compiled into the hypervisor). 
+ *
+ * Returns the number of errors found during auditing otherwise. May be (should
+ * be!) zero.
+ *
+ * If debugtrace support has been compiled into the hypervisor and is enabled,
+ * verbose descriptions for the errors are available in the hypervisor console.
+ */
+int xc_memshr_audit(xc_interface *xch);
+
+/* Stats reporting.
+ *
+ * At any point in time, the following equality should hold for a host:
+ *
+ *  Let dominfo(d) be the xc_dominfo_t struct filled by a call to
+ *  xc_domain_getinfo(d)
+ *
+ *  The summation of dominfo(d)->shr_pages for all domains in the system
+ *      should be equal to
+ *  xc_sharing_freed_pages + xc_sharing_used_frames
+ */
+/*
+ * This function returns the total number of pages freed by using sharing
+ * on the system.  For example, if two domains contain a single entry in
+ * their p2m table that points to the same shared page (and no other pages
+ * in the system are shared), then this function should return 1.
+ */
+long xc_sharing_freed_pages(xc_interface *xch);
+
+/*
+ * This function returns the total number of frames occupied by shared
+ * pages on the system.  This is independent of the number of domains
+ * pointing at these frames.  For example, in the above scenario this
+ * should return 1. (And dominfo(d) for each of the two domains should return 1
+ * as well).
+ *
+ * Note that some of these sharing_used_frames may be referenced by 
+ * a single domain page, and thus not realize any savings. The same
+ * applies to some of the pages counted in dominfo(d)->shr_pages.
+ */
+long xc_sharing_used_frames(xc_interface *xch);
+/*** End sharing interface ***/
+
+int xc_flask_load(xc_interface *xc_handle, char *buf, uint32_t size);
+int xc_flask_context_to_sid(xc_interface *xc_handle, char *buf, uint32_t size, uint32_t *sid);
+int xc_flask_sid_to_context(xc_interface *xc_handle, int sid, char *buf, uint32_t size);
+int xc_flask_getenforce(xc_interface *xc_handle);
+int xc_flask_setenforce(xc_interface *xc_handle, int mode);
+int xc_flask_getbool_byid(xc_interface *xc_handle, int id, char *name, uint32_t size, int *curr, int *pend);
+int xc_flask_getbool_byname(xc_interface *xc_handle, char *name, int *curr, int *pend);
+int xc_flask_setbool(xc_interface *xc_handle, char *name, int value, int commit);
+int xc_flask_add_pirq(xc_interface *xc_handle, unsigned int pirq, char *scontext);
+int xc_flask_add_ioport(xc_interface *xc_handle, unsigned long low, unsigned long high,
+                      char *scontext);
+int xc_flask_add_iomem(xc_interface *xc_handle, unsigned long low, unsigned long high,
+                     char *scontext);
+int xc_flask_add_device(xc_interface *xc_handle, unsigned long device, char *scontext);
+int xc_flask_del_pirq(xc_interface *xc_handle, unsigned int pirq);
+int xc_flask_del_ioport(xc_interface *xc_handle, unsigned long low, unsigned long high);
+int xc_flask_del_iomem(xc_interface *xc_handle, unsigned long low, unsigned long high);
+int xc_flask_del_device(xc_interface *xc_handle, unsigned long device);
+int xc_flask_access(xc_interface *xc_handle, const char *scon, const char *tcon,
+                  uint16_t tclass, uint32_t req,
+                  uint32_t *allowed, uint32_t *decided,
+                  uint32_t *auditallow, uint32_t *auditdeny,
+                  uint32_t *seqno);
+int xc_flask_avc_cachestats(xc_interface *xc_handle, char *buf, int size);
+int xc_flask_policyvers(xc_interface *xc_handle);
+int xc_flask_avc_hashstats(xc_interface *xc_handle, char *buf, int size);
+int xc_flask_getavc_threshold(xc_interface *xc_handle);
+int xc_flask_setavc_threshold(xc_interface *xc_handle, int threshold);
+int xc_flask_relabel_domain(xc_interface *xch, int domid, uint32_t sid);
+
+struct elf_binary;
+void xc_elf_set_logfile(xc_interface *xch, struct elf_binary *elf,
+                        int verbose);
+/* Useful for callers who also use libelf. */
+
+/**
+ * Checkpoint Compression
+ */
+typedef struct compression_ctx comp_ctx;
+comp_ctx *xc_compression_create_context(xc_interface *xch,
+					unsigned long p2m_size);
+void xc_compression_free_context(xc_interface *xch, comp_ctx *ctx);
+
+/**
+ * Add a page to compression page buffer, to be compressed later.
+ *
+ * returns 0 if the page was successfully added to the page buffer
+ *
+ * returns -1 if there is no space in buffer. In this case, the
+ *  application should call xc_compression_compress_pages to compress
+ *  the buffer (or atleast part of it), thereby freeing some space in
+ *  the page buffer.
+ *
+ * returns -2 if the pfn is out of bounds, where the bound is p2m_size
+ *  parameter passed during xc_compression_create_context.
+ */
+int xc_compression_add_page(xc_interface *xch, comp_ctx *ctx, char *page,
+			    unsigned long pfn, int israw);
+
+/**
+ * Delta compress pages in the compression buffer and inserts the
+ * compressed data into the supplied compression buffer compbuf, whose
+ * size is compbuf_size.
+ * After compression, the pages are copied to the internal LRU cache.
+ *
+ * This function compresses as many pages as possible into the
+ * supplied compression buffer. It maintains an internal iterator to
+ * keep track of pages in the input buffer that are yet to be compressed.
+ *
+ * returns -1 if the compression buffer has run out of space.  
+ * returns 1 on success.
+ * returns 0 if no more pages are left to be compressed.
+ *  When the return value is non-zero, compbuf_len indicates the actual
+ *  amount of data present in compbuf (<=compbuf_size).
+ */
+int xc_compression_compress_pages(xc_interface *xch, comp_ctx *ctx,
+				  char *compbuf, unsigned long compbuf_size,
+				  unsigned long *compbuf_len);
+
+/**
+ * Resets the internal page buffer that holds dirty pages before compression.
+ * Also resets the iterators.
+ */
+void xc_compression_reset_pagebuf(xc_interface *xch, comp_ctx *ctx);
+
+/**
+ * Caller must supply the compression buffer (compbuf),
+ * its size (compbuf_size) and a reference to index variable (compbuf_pos)
+ * that is used internally. Each call pulls out one page from the compressed
+ * chunk and copies it to dest.
+ */
+int xc_compression_uncompress_page(xc_interface *xch, char *compbuf,
+				   unsigned long compbuf_size,
+				   unsigned long *compbuf_pos, char *dest);
+
+/*
+ * Execute an image previously loaded with xc_kexec_load().
+ *
+ * Does not return on success.
+ *
+ * Fails with:
+ *   ENOENT if the specified image has not been loaded.
+ */
+int xc_kexec_exec(xc_interface *xch, int type);
+
+/*
+ * Find the machine address and size of certain memory areas.
+ *
+ *   KEXEC_RANGE_MA_CRASH       crash area
+ *   KEXEC_RANGE_MA_XEN         Xen itself
+ *   KEXEC_RANGE_MA_CPU         CPU note for CPU number 'nr'
+ *   KEXEC_RANGE_MA_XENHEAP     xenheap
+ *   KEXEC_RANGE_MA_EFI_MEMMAP  EFI Memory Map
+ *   KEXEC_RANGE_MA_VMCOREINFO  vmcoreinfo
+ *
+ * Fails with:
+ *   EINVAL if the range or CPU number isn't valid.
+ */
+int xc_kexec_get_range(xc_interface *xch, int range,  int nr,
+                       uint64_t *size, uint64_t *start);
+
+/*
+ * Load a kexec image into memory.
+ *
+ * The image may be of type KEXEC_TYPE_DEFAULT (executed on request)
+ * or KEXEC_TYPE_CRASH (executed on a crash).
+ *
+ * The image architecture may be a 32-bit variant of the hypervisor
+ * architecture (e.g, EM_386 on a x86-64 hypervisor).
+ *
+ * Fails with:
+ *   ENOMEM if there is insufficient memory for the new image.
+ *   EINVAL if the image does not fit into the crash area or the entry
+ *          point isn't within one of segments.
+ *   EBUSY  if another image is being executed.
+ */
+int xc_kexec_load(xc_interface *xch, uint8_t type, uint16_t arch,
+                  uint64_t entry_maddr,
+                  uint32_t nr_segments, xen_kexec_segment_t *segments);
+
+/*
+ * Unload a kexec image.
+ *
+ * This prevents a KEXEC_TYPE_DEFAULT or KEXEC_TYPE_CRASH image from
+ * being executed.  The crash images are not cleared from the crash
+ * region.
+ */
+int xc_kexec_unload(xc_interface *xch, int type);
+
+#endif /* XENCTRL_H */
+
+/*
+ * Local variables:
+ * mode: C
+ * c-file-style: "BSD"
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
diff --git a/tools/libxc/include/xenctrlosdep.h b/tools/libxc/include/xenctrlosdep.h
new file mode 100644
index 0000000..e97944b
--- /dev/null
+++ b/tools/libxc/include/xenctrlosdep.h
@@ -0,0 +1,173 @@
+/******************************************************************************
+ *
+ * Interface to OS specific low-level operations
+ *
+ * Copyright (c) 2010, Citrix Systems Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+/*
+ * This interface defines the interactions between the Xen control
+ * libraries and the OS facilities used to communicate with the
+ * hypervisor.
+ *
+ * It is possible to override the default (native) implementation by
+ * setting the XENCTRL_OSDEP environment variable to point to a
+ * plugin library. Userspace can use this facility to intercept
+ * hypervisor operations. This can be used e.g. to implement a
+ * userspace simulator for Xen hypercalls.
+ *
+ * The plugin must contain a data structure:
+ *  xc_osdep_info_t xc_osdep_info;
+ *
+ * xc_osdep_init:
+ *   Must return a suitable struct xc_osdep_ops pointer or NULL on failure.
+ */
+
+#ifndef XC_OSDEP_H
+#define XC_OSDEP_H
+
+/* Tell the Xen public headers we are a user-space tools build. */
+#ifndef __XEN_TOOLS__
+#define __XEN_TOOLS__ 1
+#endif
+
+#include <sys/mman.h>
+#include <sys/types.h>
+
+#include <xen/sys/privcmd.h>
+
+enum xc_osdep_type {
+    XC_OSDEP_PRIVCMD,
+    XC_OSDEP_EVTCHN,
+    XC_OSDEP_GNTTAB,
+    XC_OSDEP_GNTSHR,
+};
+
+/* Opaque handle internal to the backend */
+typedef unsigned long xc_osdep_handle;
+
+#define XC_OSDEP_OPEN_ERROR ((xc_osdep_handle)-1)
+
+struct xc_osdep_ops
+{
+    /* Opens an interface.
+     *
+     * Must return an opaque handle on success or
+     * XC_OSDEP_OPEN_ERROR on failure
+     */
+    xc_osdep_handle (*open)(xc_interface *xch);
+
+    int (*close)(xc_interface *xch, xc_osdep_handle h);
+
+    union {
+        struct {
+            void *(*alloc_hypercall_buffer)(xc_interface *xch, xc_osdep_handle h, int npages);
+            void (*free_hypercall_buffer)(xc_interface *xch, xc_osdep_handle h, void *ptr, int npages);
+
+            int (*hypercall)(xc_interface *xch, xc_osdep_handle h, privcmd_hypercall_t *hypercall);
+
+            void *(*map_foreign_batch)(xc_interface *xch, xc_osdep_handle h, uint32_t dom, int prot,
+                                       xen_pfn_t *arr, int num);
+            void *(*map_foreign_bulk)(xc_interface *xch, xc_osdep_handle h, uint32_t dom, int prot,
+                                      const xen_pfn_t *arr, int *err, unsigned int num);
+            void *(*map_foreign_range)(xc_interface *xch, xc_osdep_handle h, uint32_t dom, int size, int prot,
+                                       unsigned long mfn);
+            void *(*map_foreign_ranges)(xc_interface *xch, xc_osdep_handle h, uint32_t dom, size_t size, int prot,
+                                        size_t chunksize, privcmd_mmap_entry_t entries[],
+                                        int nentries);
+        } privcmd;
+        struct {
+            int (*fd)(xc_evtchn *xce, xc_osdep_handle h);
+
+            int (*notify)(xc_evtchn *xce, xc_osdep_handle h, evtchn_port_t port);
+
+            evtchn_port_or_error_t (*bind_unbound_port)(xc_evtchn *xce, xc_osdep_handle h, int domid);
+            evtchn_port_or_error_t (*bind_interdomain)(xc_evtchn *xce, xc_osdep_handle h, int domid,
+                                                       evtchn_port_t remote_port);
+            evtchn_port_or_error_t (*bind_virq)(xc_evtchn *xce, xc_osdep_handle h, unsigned int virq);
+
+            int (*unbind)(xc_evtchn *xce, xc_osdep_handle h, evtchn_port_t port);
+
+            evtchn_port_or_error_t (*pending)(xc_evtchn *xce, xc_osdep_handle h);
+            int (*unmask)(xc_evtchn *xce, xc_osdep_handle h, evtchn_port_t port);
+        } evtchn;
+        struct {
+#define XC_GRANT_MAP_SINGLE_DOMAIN 0x1
+            void *(*grant_map)(xc_gnttab *xcg, xc_osdep_handle h,
+                               uint32_t count, int flags, int prot,
+                               uint32_t *domids, uint32_t *refs,
+                               uint32_t notify_offset,
+                               evtchn_port_t notify_port);
+            int (*munmap)(xc_gnttab *xcg, xc_osdep_handle h,
+                          void *start_address,
+                          uint32_t count);
+            int (*set_max_grants)(xc_gnttab *xcg, xc_osdep_handle h, uint32_t count);
+        } gnttab;
+        struct {
+            void *(*share_pages)(xc_gntshr *xcg, xc_osdep_handle h,
+                                 uint32_t domid, int count,
+                                 uint32_t *refs, int writable,
+                                 uint32_t notify_offset,
+                                 evtchn_port_t notify_port);
+            int (*munmap)(xc_gntshr *xcg, xc_osdep_handle h,
+                          void *start_address, uint32_t count);
+        } gntshr;
+    } u;
+};
+typedef struct xc_osdep_ops xc_osdep_ops;
+
+typedef xc_osdep_ops *(*xc_osdep_init_fn)(xc_interface *xch, enum xc_osdep_type);
+
+struct xc_osdep_info
+{
+    /* Describes this backend. */
+    const char *name;
+
+    /* Returns ops function. */
+    xc_osdep_init_fn init;
+
+    /* True if this interface backs onto a fake Xen. */
+    int fake;
+
+    /* For internal use by loader. */
+    void *dl_handle;
+};
+typedef struct xc_osdep_info xc_osdep_info_t;
+
+/* All backends, including the builtin backend, must supply this structure. */
+extern xc_osdep_info_t xc_osdep_info;
+
+/* Stub for not yet converted OSes */
+void *xc_map_foreign_bulk_compat(xc_interface *xch, xc_osdep_handle h,
+                                 uint32_t dom, int prot,
+                                 const xen_pfn_t *arr, int *err, unsigned int num);
+
+/* Report errors through xc_interface */
+void xc_osdep_log(xc_interface *xch, xentoollog_level level, int code,
+                  const char *fmt, ...) __attribute__((format(printf, 4, 5)));
+
+#endif
+
+/*
+ * Local variables:
+ * mode: C
+ * c-file-style: "BSD"
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
diff --git a/tools/libxc/include/xenguest.h b/tools/libxc/include/xenguest.h
new file mode 100644
index 0000000..40bbac8
--- /dev/null
+++ b/tools/libxc/include/xenguest.h
@@ -0,0 +1,325 @@
+/******************************************************************************
+ * xenguest.h
+ *
+ * A library for guest domain management in Xen.
+ *
+ * Copyright (c) 2003-2004, K A Fraser.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef XENGUEST_H
+#define XENGUEST_H
+
+#define XCFLAGS_LIVE      (1 << 0)
+#define XCFLAGS_DEBUG     (1 << 1)
+#define XCFLAGS_HVM       (1 << 2)
+#define XCFLAGS_STDVGA    (1 << 3)
+#define XCFLAGS_CHECKPOINT_COMPRESS    (1 << 4)
+
+#define X86_64_B_SIZE   64 
+#define X86_32_B_SIZE   32
+
+/* callbacks provided by xc_domain_save */
+struct save_callbacks {
+    /* Called after expiration of checkpoint interval,
+     * to suspend the guest.
+     */
+    int (*suspend)(void* data);
+
+    /* Called after the guest's dirty pages have been
+     *  copied into an output buffer.
+     * Callback function resumes the guest & the device model,
+     *  returns to xc_domain_save.
+     * xc_domain_save then flushes the output buffer, while the
+     *  guest continues to run.
+     */
+    int (*postcopy)(void* data);
+
+    /* Called after the memory checkpoint has been flushed
+     * out into the network. Typical actions performed in this
+     * callback include:
+     *   (a) send the saved device model state (for HVM guests),
+     *   (b) wait for checkpoint ack
+     *   (c) release the network output buffer pertaining to the acked checkpoint.
+     *   (c) sleep for the checkpoint interval.
+     *
+     * returns:
+     * 0: terminate checkpointing gracefully
+     * 1: take another checkpoint */
+    int (*checkpoint)(void* data);
+
+    /* Enable qemu-dm logging dirty pages to xen */
+    int (*switch_qemu_logdirty)(int domid, unsigned enable, void *data); /* HVM only */
+
+    /* Save toolstack specific data
+     * @param buf the buffer with the data to be saved
+     * @param len the length of the buffer
+     * The callee allocates the buffer, the caller frees it (buffer must
+     * be free'able).
+     */
+    int (*toolstack_save)(uint32_t domid, uint8_t **buf, uint32_t *len, void *data);
+
+    /* to be provided as the last argument to each callback function */
+    void* data;
+};
+
+/**
+ * This function will save a running domain.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm fd the file descriptor to save a domain to
+ * @parm dom the id of the domain
+ * @return 0 on success, -1 on failure
+ */
+int xc_domain_save(xc_interface *xch, int io_fd, uint32_t dom, uint32_t max_iters,
+                   uint32_t max_factor, uint32_t flags /* XCFLAGS_xxx */,
+                   struct save_callbacks* callbacks, int hvm);
+
+
+/* callbacks provided by xc_domain_restore */
+struct restore_callbacks {
+    /* callback to restore toolstack specific data */
+    int (*toolstack_restore)(uint32_t domid, const uint8_t *buf,
+            uint32_t size, void* data);
+
+    /* to be provided as the last argument to each callback function */
+    void* data;
+};
+
+/**
+ * This function will restore a saved domain.
+ *
+ * Domain is restored in a suspended state ready to be unpaused.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm fd the file descriptor to restore a domain from
+ * @parm dom the id of the domain
+ * @parm store_evtchn the store event channel for this domain to use
+ * @parm store_mfn returned with the mfn of the store page
+ * @parm hvm non-zero if this is a HVM restore
+ * @parm pae non-zero if this HVM domain has PAE support enabled
+ * @parm superpages non-zero to allocate guest memory with superpages
+ * @parm checkpointed_stream non-zero if the far end of the stream is using checkpointing
+ * @parm callbacks non-NULL to receive a callback to restore toolstack
+ *       specific data
+ * @return 0 on success, -1 on failure
+ */
+int xc_domain_restore(xc_interface *xch, int io_fd, uint32_t dom,
+                      unsigned int store_evtchn, unsigned long *store_mfn,
+                      domid_t store_domid, unsigned int console_evtchn,
+                      unsigned long *console_mfn, domid_t console_domid,
+                      unsigned int hvm, unsigned int pae, int superpages,
+                      int checkpointed_stream,
+                      struct restore_callbacks *callbacks);
+/**
+ * xc_domain_restore writes a file to disk that contains the device
+ * model saved state.
+ * The pathname of this file is XC_DEVICE_MODEL_RESTORE_FILE; The domid
+ * of the new domain is automatically appended to the filename,
+ * separated by a ".".
+ */
+#define XC_DEVICE_MODEL_RESTORE_FILE "/var/lib/xen/qemu-resume"
+
+/**
+ * This function will create a domain for a paravirtualized Linux
+ * using file names pointing to kernel and ramdisk
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the id of the domain
+ * @parm mem_mb memory size in megabytes
+ * @parm image_name name of the kernel image file
+ * @parm ramdisk_name name of the ramdisk image file
+ * @parm cmdline command line string
+ * @parm flags domain creation flags
+ * @parm store_evtchn the store event channel for this domain to use
+ * @parm store_mfn returned with the mfn of the store page
+ * @parm console_evtchn the console event channel for this domain to use
+ * @parm conole_mfn returned with the mfn of the console page
+ * @return 0 on success, -1 on failure
+ */
+int xc_linux_build(xc_interface *xch,
+                   uint32_t domid,
+                   unsigned int mem_mb,
+                   const char *image_name,
+                   const char *ramdisk_name,
+                   const char *cmdline,
+                   const char *features,
+                   unsigned long flags,
+                   unsigned int store_evtchn,
+                   unsigned long *store_mfn,
+                   unsigned int console_evtchn,
+                   unsigned long *console_mfn);
+
+/** The same interface, but the dom structure is managed by the caller */
+struct xc_dom_image;
+int xc_dom_linux_build(xc_interface *xch,
+		       struct xc_dom_image *dom,
+		       uint32_t domid,
+		       unsigned int mem_mb,
+		       const char *image_name,
+		       const char *ramdisk_name,
+		       unsigned long flags,
+		       unsigned int store_evtchn,
+		       unsigned long *store_mfn,
+		       unsigned int console_evtchn,
+		       unsigned long *console_mfn);
+
+/**
+ * This function will create a domain for a paravirtualized Linux
+ * using buffers for kernel and initrd
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the id of the domain
+ * @parm mem_mb memory size in megabytes
+ * @parm image_buffer buffer containing kernel image
+ * @parm image_size size of the kernel image buffer
+ * @parm initrd_buffer name of the ramdisk image file
+ * @parm initrd_size size of the ramdisk buffer
+ * @parm cmdline command line string
+ * @parm flags domain creation flags
+ * @parm store_evtchn the store event channel for this domain to use
+ * @parm store_mfn returned with the mfn of the store page
+ * @parm console_evtchn the console event channel for this domain to use
+ * @parm conole_mfn returned with the mfn of the console page
+ * @return 0 on success, -1 on failure
+ */
+int xc_linux_build_mem(xc_interface *xch,
+                       uint32_t domid,
+                       unsigned int mem_mb,
+                       const char *image_buffer,
+                       unsigned long image_size,
+                       const char *initrd_buffer,
+                       unsigned long initrd_size,
+                       const char *cmdline,
+                       const char *features,
+                       unsigned long flags,
+                       unsigned int store_evtchn,
+                       unsigned long *store_mfn,
+                       unsigned int console_evtchn,
+                       unsigned long *console_mfn);
+
+struct xc_hvm_firmware_module {
+    uint8_t  *data;
+    uint32_t  length;
+    uint64_t  guest_addr_out;
+};
+
+struct xc_hvm_build_args {
+    uint64_t mem_size;           /* Memory size in bytes. */
+    uint64_t mem_target;         /* Memory target in bytes. */
+    uint64_t mmio_size;          /* Size of the MMIO hole in bytes. */
+    const char *image_file_name; /* File name of the image to load. */
+
+    /* Extra ACPI tables passed to HVMLOADER */
+    struct xc_hvm_firmware_module acpi_module;
+
+    /* Extra SMBIOS structures passed to HVMLOADER */
+    struct xc_hvm_firmware_module smbios_module;
+    /* Whether to use claim hypercall (1 - enable, 0 - disable). */
+    int claim_enabled;
+};
+
+/**
+ * Build a HVM domain.
+ * @parm xch      libxc context handle.
+ * @parm domid    domain ID for the new domain.
+ * @parm hvm_args parameters for the new domain.
+ *
+ * The memory size and image file parameters are required, the rest
+ * are optional.
+ */
+int xc_hvm_build(xc_interface *xch, uint32_t domid,
+                 struct xc_hvm_build_args *hvm_args);
+
+int xc_hvm_build_target_mem(xc_interface *xch,
+                            uint32_t domid,
+                            int memsize,
+                            int target,
+                            const char *image_name);
+
+/*
+ * Sets *lockfd to -1.
+ * Has deallocated everything even on error.
+ */
+int xc_suspend_evtchn_release(xc_interface *xch, xc_evtchn *xce, int domid, int suspend_evtchn, int *lockfd);
+
+/**
+ * This function eats the initial notification.
+ * xce must not be used for anything else
+ * See xc_suspend_evtchn_init_sane re lockfd.
+ */
+int xc_suspend_evtchn_init_exclusive(xc_interface *xch, xc_evtchn *xce,
+                                     int domid, int port, int *lockfd);
+
+/* xce must not be used for anything else */
+int xc_await_suspend(xc_interface *xch, xc_evtchn *xce, int suspend_evtchn);
+
+/**
+ * The port will be signaled immediately after this call
+ * The caller should check the domain status and look for the next event
+ * On success, *lockfd will be set to >=0 and *lockfd must be preserved
+ * and fed to xc_suspend_evtchn_release.  (On error *lockfd is
+ * undefined and xc_suspend_evtchn_release is not allowed.)
+ */
+int xc_suspend_evtchn_init_sane(xc_interface *xch, xc_evtchn *xce,
+                                int domid, int port, int *lockfd);
+
+int xc_get_bit_size(xc_interface *xch,
+                    const char *image_name, const char *cmdline,
+                    const char *features, int *type);
+
+int xc_mark_page_online(xc_interface *xch, unsigned long start,
+                        unsigned long end, uint32_t *status);
+
+int xc_mark_page_offline(xc_interface *xch, unsigned long start,
+                          unsigned long end, uint32_t *status);
+
+int xc_query_page_offline_status(xc_interface *xch, unsigned long start,
+                                 unsigned long end, uint32_t *status);
+
+int xc_exchange_page(xc_interface *xch, int domid, xen_pfn_t mfn);
+
+
+/**
+ * Memory related information, such as PFN types, the P2M table,
+ * the guest word width and the guest page table levels.
+ */
+struct xc_domain_meminfo {
+    unsigned int pt_levels;
+    unsigned int guest_width;
+    xen_pfn_t *pfn_type;
+    xen_pfn_t *p2m_table;
+    unsigned long p2m_size;
+};
+
+int xc_map_domain_meminfo(xc_interface *xch, int domid,
+                          struct xc_domain_meminfo *minfo);
+
+int xc_unmap_domain_meminfo(xc_interface *xch, struct xc_domain_meminfo *mem);
+
+/**
+ * This function map m2p table
+ * @parm xch a handle to an open hypervisor interface
+ * @parm max_mfn the max pfn
+ * @parm prot the flags to map, such as read/write etc
+ * @parm mfn0 return the first mfn, can be NULL
+ * @return mapped m2p table on success, NULL on failure
+ */
+xen_pfn_t *xc_map_m2p(xc_interface *xch,
+                      unsigned long max_mfn,
+                      int prot,
+                      unsigned long *mfn0);
+#endif /* XENGUEST_H */
diff --git a/tools/libxc/include/xentoollog.h b/tools/libxc/include/xentoollog.h
new file mode 100644
index 0000000..85d3da9
--- /dev/null
+++ b/tools/libxc/include/xentoollog.h
@@ -0,0 +1,137 @@
+/*
+ * xentoollog.h
+ *
+ * Copyright (c) 2010 Citrix
+ * Part of a generic logging interface used by various dom0 userland libraries.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef XENTOOLLOG_H
+#define XENTOOLLOG_H
+
+#include <stdio.h>
+#include <stdarg.h>
+
+
+/*---------- common declarations and types ----------*/
+
+typedef enum xentoollog_level {
+    XTL_NONE, /* sentinel etc, never used for logging */
+    XTL_DEBUG,
+    XTL_VERBOSE,
+    XTL_DETAIL,
+    XTL_PROGRESS, /* also used for "progress" messages */
+    XTL_INFO,
+    XTL_NOTICE,
+    XTL_WARN,
+    XTL_ERROR,
+    XTL_CRITICAL,
+    XTL_NUM_LEVELS
+} xentoollog_level;
+
+typedef struct xentoollog_logger xentoollog_logger;
+struct xentoollog_logger {
+    void (*vmessage)(struct xentoollog_logger *logger,
+                     xentoollog_level level,
+                     int errnoval /* or -1 */,
+                     const char *context /* eg "xc", "xl", may be 0 */,
+                     const char *format /* without level, context, \n */,
+                     va_list al)
+         __attribute__((format(printf,5,0)));
+    void (*progress)(struct xentoollog_logger *logger,
+                     const char *context /* see above */,
+                     const char *doing_what /* no \r,\n */,
+                     int percent, unsigned long done, unsigned long total)
+         /* null function pointer is ok.
+          * will always be called with done==0 for each new
+          * context/doing_what */;
+    void (*destroy)(struct xentoollog_logger *logger);
+    /* each logger can put its necessary data here */
+};
+
+
+/*---------- facilities for consuming log messages ----------*/
+
+#define XTL_STDIOSTREAM_SHOW_PID            001u
+#define XTL_STDIOSTREAM_SHOW_DATE           002u
+#define XTL_STDIOSTREAM_HIDE_PROGRESS       004u
+#define XTL_STDIOSTREAM_PROGRESS_USE_CR     010u /* default is to */
+#define XTL_STDIOSTREAM_PROGRESS_NO_CR      020u /* use \r to ttys */
+
+typedef struct xentoollog_logger_stdiostream  xentoollog_logger_stdiostream;
+
+xentoollog_logger_stdiostream *xtl_createlogger_stdiostream
+        (FILE *f, xentoollog_level min_level, unsigned flags);
+    /* may return 0 if malloc fails, in which case error was logged */
+    /* destroy on this logger does not close the file */
+
+void xtl_stdiostream_set_minlevel(xentoollog_logger_stdiostream*,
+                                  xentoollog_level min_level);
+void xtl_stdiostream_adjust_flags(xentoollog_logger_stdiostream*,
+                                  unsigned set_flags, unsigned clear_flags);
+  /* if set_flags and clear_flags overlap, set_flags takes precedence */
+
+void xtl_logger_destroy(struct xentoollog_logger *logger /* 0 is ok */);
+
+
+/*---------- facilities for generating log messages ----------*/
+
+void xtl_logv(struct xentoollog_logger *logger,
+              xentoollog_level level,
+              int errnoval /* or -1 */,
+              const char *context /* eg "xc", "xenstore", "xl", may be 0 */,
+              const char *format /* does not contain \n */,
+              va_list) __attribute__((format(printf,5,0)));
+
+void xtl_log(struct xentoollog_logger *logger,
+             xentoollog_level level,
+             int errnoval /* or -1 */,
+             const char *context /* eg "xc", "xenstore", "xl" */,
+             const char *format /* does not contain \n */,
+             ...) __attribute__((format(printf,5,6)));
+
+void xtl_progress(struct xentoollog_logger *logger,
+                  const char *context /* see above, may be 0 */,
+                  const char *doing_what,
+                  unsigned long done, unsigned long total);
+
+
+/*---------- facilities for defining log message consumers ----------*/
+
+const char *xtl_level_to_string(xentoollog_level); /* never fails */
+
+
+#define XTL_NEW_LOGGER(LOGGER,buffer) ({                                \
+    xentoollog_logger_##LOGGER *new_consumer;                           \
+                                                                        \
+    (buffer).vtable.vmessage = LOGGER##_vmessage;                       \
+    (buffer).vtable.progress = LOGGER##_progress;                       \
+    (buffer).vtable.destroy  = LOGGER##_destroy;                        \
+                                                                        \
+    new_consumer = malloc(sizeof(*new_consumer));                       \
+    if (!new_consumer) {                                                \
+        xtl_log((xentoollog_logger*)&buffer,                            \
+                XTL_CRITICAL, errno, "xtl",                             \
+                "failed to allocate memory for new message logger");    \
+    } else {                                                            \
+        *new_consumer = buffer;                                         \
+    }                                                                   \
+                                                                        \
+    new_consumer;                                                       \
+});
+
+
+#endif /* XENTOOLLOG_H */
diff --git a/tools/libxc/xenctrl.h b/tools/libxc/xenctrl.h
deleted file mode 100644
index 3578b09..0000000
--- a/tools/libxc/xenctrl.h
+++ /dev/null
@@ -1,2655 +0,0 @@
-/******************************************************************************
- * xenctrl.h
- *
- * A library for low-level access to the Xen control interfaces.
- *
- * Copyright (c) 2003-2004, K A Fraser.
- *
- * xc_gnttab functions:
- * Copyright (c) 2007-2008, D G Murray <Derek.Murray@cl.cam.ac.uk>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- */
-
-#ifndef XENCTRL_H
-#define XENCTRL_H
-
-/* Tell the Xen public headers we are a user-space tools build. */
-#ifndef __XEN_TOOLS__
-#define __XEN_TOOLS__ 1
-#endif
-
-#include <stddef.h>
-#include <stdint.h>
-#include <stdio.h>
-#include <xen/xen.h>
-#include <xen/domctl.h>
-#include <xen/physdev.h>
-#include <xen/sysctl.h>
-#include <xen/version.h>
-#include <xen/event_channel.h>
-#include <xen/sched.h>
-#include <xen/memory.h>
-#include <xen/grant_table.h>
-#include <xen/hvm/params.h>
-#include <xen/xsm/flask_op.h>
-#include <xen/tmem.h>
-#include <xen/kexec.h>
-
-#include "xentoollog.h"
-
-#if defined(__i386__) || defined(__x86_64__)
-#include <xen/foreign/x86_32.h>
-#include <xen/foreign/x86_64.h>
-#include <xen/arch-x86/xen-mca.h>
-#endif
-
-#define XC_PAGE_SHIFT           12
-#define XC_PAGE_SIZE            (1UL << XC_PAGE_SHIFT)
-#define XC_PAGE_MASK            (~(XC_PAGE_SIZE-1))
-
-#define INVALID_MFN  (~0UL)
-
-/*
- *  DEFINITIONS FOR CPU BARRIERS
- */
-
-#define xen_barrier() asm volatile ( "" : : : "memory")
-
-#if defined(__i386__)
-#define xen_mb()  asm volatile ( "lock; addl $0,0(%%esp)" : : : "memory" )
-#define xen_rmb() xen_barrier()
-#define xen_wmb() xen_barrier()
-#elif defined(__x86_64__)
-#define xen_mb()  asm volatile ( "mfence" : : : "memory")
-#define xen_rmb() xen_barrier()
-#define xen_wmb() xen_barrier()
-#elif defined(__arm__)
-#define xen_mb()   asm volatile ("dmb" : : : "memory")
-#define xen_rmb()  asm volatile ("dmb" : : : "memory")
-#define xen_wmb()  asm volatile ("dmb" : : : "memory")
-#elif defined(__aarch64__)
-#define xen_mb()   asm volatile ("dmb sy" : : : "memory")
-#define xen_rmb()  asm volatile ("dmb sy" : : : "memory")
-#define xen_wmb()  asm volatile ("dmb sy" : : : "memory")
-#else
-#error "Define barriers"
-#endif
-
-
-#define XENCTRL_HAS_XC_INTERFACE 1
-/* In Xen 4.0 and earlier, xc_interface_open and xc_evtchn_open would
- * both return ints being the file descriptor.  In 4.1 and later, they
- * return an xc_interface* and xc_evtchn*, respectively - ie, a
- * pointer to an opaque struct.  This #define is provided in 4.1 and
- * later, allowing out-of-tree callers to more easily distinguish
- * between, and be compatible with, both versions.
- */
-
-
-/*
- *  GENERAL
- *
- * Unless otherwise specified, each function here returns zero or a
- * non-null pointer on success; or in case of failure, sets errno and
- * returns -1 or a null pointer.
- *
- * Unless otherwise specified, errors result in a call to the error
- * handler function, which by default prints a message to the
- * FILE* passed as the caller_data, which by default is stderr.
- * (This is described below as "logging errors".)
- *
- * The error handler can safely trash errno, as libxc saves it across
- * the callback.
- */
-
-typedef struct xc_interface_core xc_interface;
-typedef struct xc_interface_core xc_evtchn;
-typedef struct xc_interface_core xc_gnttab;
-typedef struct xc_interface_core xc_gntshr;
-typedef enum xc_error_code xc_error_code;
-
-
-/*
- *  INITIALIZATION FUNCTIONS
- */
-
-/**
- * This function opens a handle to the hypervisor interface.  This function can
- * be called multiple times within a single process.  Multiple processes can
- * have an open hypervisor interface at the same time.
- *
- * Note:
- * After fork a child process must not use any opened xc interface
- * handle inherited from their parent. They must open a new handle if
- * they want to interact with xc.
- *
- * Each call to this function should have a corresponding call to
- * xc_interface_close().
- *
- * This function can fail if the caller does not have superuser permission or
- * if a Xen-enabled kernel is not currently running.
- *
- * @return a handle to the hypervisor interface
- */
-xc_interface *xc_interface_open(xentoollog_logger *logger,
-                                xentoollog_logger *dombuild_logger,
-                                unsigned open_flags);
-  /* if logger==NULL, will log to stderr
-   * if dombuild_logger=NULL, will log to a file
-   */
-
-/*
- * Note: if XC_OPENFLAG_NON_REENTRANT is passed then libxc must not be
- * called reentrantly and the calling application is responsible for
- * providing mutual exclusion surrounding all libxc calls itself.
- *
- * In particular xc_{get,clear}_last_error only remain valid for the
- * duration of the critical section containing the call which failed.
- */
-enum xc_open_flags {
-    XC_OPENFLAG_DUMMY =  1<<0, /* do not actually open a xenctrl interface */
-    XC_OPENFLAG_NON_REENTRANT = 1<<1, /* assume library is only every called from a single thread */
-};
-
-/**
- * This function closes an open hypervisor interface.
- *
- * This function can fail if the handle does not represent an open interface or
- * if there were problems closing the interface.  In the latter case
- * the interface is still closed.
- *
- * @parm xch a handle to an open hypervisor interface
- * @return 0 on success, -1 otherwise.
- */
-int xc_interface_close(xc_interface *xch);
-
-/**
- * Query the active OS interface (i.e. that which would be returned by
- * xc_interface_open) to find out if it is fake (i.e. backends onto
- * something other than an actual Xen hypervisor).
- *
- * @return 0 is "real", >0 if fake, -1 on error.
- */
-int xc_interface_is_fake(void);
-
-/*
- * HYPERCALL SAFE MEMORY BUFFER
- *
- * Ensure that memory which is passed to a hypercall has been
- * specially allocated in order to be safe to access from the
- * hypervisor.
- *
- * Each user data pointer is shadowed by an xc_hypercall_buffer data
- * structure. You should never define an xc_hypercall_buffer type
- * directly, instead use the DECLARE_HYPERCALL_BUFFER* macros below.
- *
- * The strucuture should be considered opaque and all access should be
- * via the macros and helper functions defined below.
- *
- * Once the buffer is declared the user is responsible for explicitly
- * allocating and releasing the memory using
- * xc_hypercall_buffer_alloc(_pages) and
- * xc_hypercall_buffer_free(_pages).
- *
- * Once the buffer has been allocated the user can initialise the data
- * via the normal pointer. The xc_hypercall_buffer structure is
- * transparently referenced by the helper macros (such as
- * xen_set_guest_handle) in order to check at compile time that the
- * correct type of memory is being used.
- */
-struct xc_hypercall_buffer {
-    /* Hypercall safe memory buffer. */
-    void *hbuf;
-
-    /*
-     * Reference to xc_hypercall_buffer passed as argument to the
-     * current function.
-     */
-    struct xc_hypercall_buffer *param_shadow;
-
-    /*
-     * Direction of copy for bounce buffering.
-     */
-    int dir;
-
-    /* Used iff dir != 0. */
-    void *ubuf;
-    size_t sz;
-};
-typedef struct xc_hypercall_buffer xc_hypercall_buffer_t;
-
-/*
- * Construct the name of the hypercall buffer for a given variable.
- * For internal use only
- */
-#define XC__HYPERCALL_BUFFER_NAME(_name) xc__hypercall_buffer_##_name
-
-/*
- * Returns the hypercall_buffer associated with a variable.
- */
-#define HYPERCALL_BUFFER(_name)                                 \
-    ({  xc_hypercall_buffer_t _hcbuf_buf1;                      \
-        typeof(XC__HYPERCALL_BUFFER_NAME(_name)) *_hcbuf_buf2 = \
-                &XC__HYPERCALL_BUFFER_NAME(_name);              \
-        (void)(&_hcbuf_buf1 == _hcbuf_buf2);                    \
-        (_hcbuf_buf2)->param_shadow ?                           \
-                (_hcbuf_buf2)->param_shadow : (_hcbuf_buf2);    \
-     })
-
-#define HYPERCALL_BUFFER_INIT_NO_BOUNCE .dir = 0, .sz = 0, .ubuf = (void *)-1
-
-/*
- * Defines a hypercall buffer and user pointer with _name of _type.
- *
- * The user accesses the data as normal via _name which will be
- * transparently converted to the hypercall buffer as necessary.
- */
-#define DECLARE_HYPERCALL_BUFFER(_type, _name)                 \
-    _type *_name = NULL;                                       \
-    xc_hypercall_buffer_t XC__HYPERCALL_BUFFER_NAME(_name) = { \
-        .hbuf = NULL,                                          \
-        .param_shadow = NULL,                                  \
-        HYPERCALL_BUFFER_INIT_NO_BOUNCE                        \
-    }
-
-/*
- * Like DECLARE_HYPERCALL_BUFFER() but using an already allocated
- * hypercall buffer, _hbuf.
- *
- * Useful when a hypercall buffer is passed to a function and access
- * via the user pointer is required.
- *
- * See DECLARE_HYPERCALL_BUFFER_ARGUMENT() if the user pointer is not
- * required.
- */
-#define DECLARE_HYPERCALL_BUFFER_SHADOW(_type, _name, _hbuf)   \
-    _type *_name = _hbuf->hbuf;                                \
-    xc_hypercall_buffer_t XC__HYPERCALL_BUFFER_NAME(_name) = { \
-        .hbuf = (void *)-1,                                    \
-        .param_shadow = _hbuf,                                 \
-        HYPERCALL_BUFFER_INIT_NO_BOUNCE                        \
-    }
-
-/*
- * Declare the necessary data structure to allow a hypercall buffer
- * passed as an argument to a function to be used in the normal way.
- */
-#define DECLARE_HYPERCALL_BUFFER_ARGUMENT(_name)               \
-    xc_hypercall_buffer_t XC__HYPERCALL_BUFFER_NAME(_name) = { \
-        .hbuf = (void *)-1,                                    \
-        .param_shadow = _name,                                 \
-        HYPERCALL_BUFFER_INIT_NO_BOUNCE                        \
-    }
-
-/*
- * Get the hypercall buffer data pointer in a form suitable for use
- * directly as a hypercall argument.
- */
-#define HYPERCALL_BUFFER_AS_ARG(_name)                          \
-    ({  xc_hypercall_buffer_t _hcbuf_arg1;                      \
-        typeof(XC__HYPERCALL_BUFFER_NAME(_name)) *_hcbuf_arg2 = \
-                HYPERCALL_BUFFER(_name);                        \
-        (void)(&_hcbuf_arg1 == _hcbuf_arg2);                    \
-        (unsigned long)(_hcbuf_arg2)->hbuf;                     \
-     })
-
-/*
- * Set a xen_guest_handle in a type safe manner, ensuring that the
- * data pointer has been correctly allocated.
- */
-#undef set_xen_guest_handle
-#define set_xen_guest_handle(_hnd, _val)                        \
-    do {                                                        \
-        xc_hypercall_buffer_t _hcbuf_hnd1;                      \
-        typeof(XC__HYPERCALL_BUFFER_NAME(_val)) *_hcbuf_hnd2 =  \
-                HYPERCALL_BUFFER(_val);                         \
-        (void) (&_hcbuf_hnd1 == _hcbuf_hnd2);                   \
-        set_xen_guest_handle_raw(_hnd, (_hcbuf_hnd2)->hbuf);    \
-    } while (0)
-
-/* Use with set_xen_guest_handle in place of NULL */
-extern xc_hypercall_buffer_t XC__HYPERCALL_BUFFER_NAME(HYPERCALL_BUFFER_NULL);
-
-/*
- * Allocate and free hypercall buffers with byte granularity.
- */
-void *xc__hypercall_buffer_alloc(xc_interface *xch, xc_hypercall_buffer_t *b, size_t size);
-#define xc_hypercall_buffer_alloc(_xch, _name, _size) xc__hypercall_buffer_alloc(_xch, HYPERCALL_BUFFER(_name), _size)
-void xc__hypercall_buffer_free(xc_interface *xch, xc_hypercall_buffer_t *b);
-#define xc_hypercall_buffer_free(_xch, _name) xc__hypercall_buffer_free(_xch, HYPERCALL_BUFFER(_name))
-
-/*
- * Allocate and free hypercall buffers with page alignment.
- */
-void *xc__hypercall_buffer_alloc_pages(xc_interface *xch, xc_hypercall_buffer_t *b, int nr_pages);
-#define xc_hypercall_buffer_alloc_pages(_xch, _name, _nr) xc__hypercall_buffer_alloc_pages(_xch, HYPERCALL_BUFFER(_name), _nr)
-void xc__hypercall_buffer_free_pages(xc_interface *xch, xc_hypercall_buffer_t *b, int nr_pages);
-#define xc_hypercall_buffer_free_pages(_xch, _name, _nr) xc__hypercall_buffer_free_pages(_xch, HYPERCALL_BUFFER(_name), _nr)
-
-/*
- * Array of hypercall buffers.
- *
- * Create an array with xc_hypercall_buffer_array_create() and
- * populate it by declaring one hypercall buffer in a loop and
- * allocating the buffer with xc_hypercall_buffer_array_alloc().
- *
- * To access a previously allocated buffers, declare a new hypercall
- * buffer and call xc_hypercall_buffer_array_get().
- *
- * Destroy the array with xc_hypercall_buffer_array_destroy() to free
- * the array and all its alocated hypercall buffers.
- */
-struct xc_hypercall_buffer_array;
-typedef struct xc_hypercall_buffer_array xc_hypercall_buffer_array_t;
-
-xc_hypercall_buffer_array_t *xc_hypercall_buffer_array_create(xc_interface *xch, unsigned n);
-void *xc__hypercall_buffer_array_alloc(xc_interface *xch, xc_hypercall_buffer_array_t *array,
-                                       unsigned index, xc_hypercall_buffer_t *hbuf, size_t size);
-#define xc_hypercall_buffer_array_alloc(_xch, _array, _index, _name, _size) \
-    xc__hypercall_buffer_array_alloc(_xch, _array, _index, HYPERCALL_BUFFER(_name), _size)
-void *xc__hypercall_buffer_array_get(xc_interface *xch, xc_hypercall_buffer_array_t *array,
-                                     unsigned index, xc_hypercall_buffer_t *hbuf);
-#define xc_hypercall_buffer_array_get(_xch, _array, _index, _name, _size) \
-    xc__hypercall_buffer_array_get(_xch, _array, _index, HYPERCALL_BUFFER(_name))
-void xc_hypercall_buffer_array_destroy(xc_interface *xc, xc_hypercall_buffer_array_t *array);
-
-/*
- * CPUMAP handling
- */
-typedef uint8_t *xc_cpumap_t;
-
-/* return maximum number of cpus the hypervisor supports */
-int xc_get_max_cpus(xc_interface *xch);
-
-/* return the number of online cpus */
-int xc_get_online_cpus(xc_interface *xch);
-
-/* return array size for cpumap */
-int xc_get_cpumap_size(xc_interface *xch);
-
-/* allocate a cpumap */
-xc_cpumap_t xc_cpumap_alloc(xc_interface *xch);
-
-/*
- * NODEMAP handling
- */
-typedef uint8_t *xc_nodemap_t;
-
-/* return maximum number of NUMA nodes the hypervisor supports */
-int xc_get_max_nodes(xc_interface *xch);
-
-/* return array size for nodemap */
-int xc_get_nodemap_size(xc_interface *xch);
-
-/* allocate a nodemap */
-xc_nodemap_t xc_nodemap_alloc(xc_interface *xch);
-
-/*
- * DOMAIN DEBUGGING FUNCTIONS
- */
-
-typedef struct xc_core_header {
-    unsigned int xch_magic;
-    unsigned int xch_nr_vcpus;
-    unsigned int xch_nr_pages;
-    unsigned int xch_ctxt_offset;
-    unsigned int xch_index_offset;
-    unsigned int xch_pages_offset;
-} xc_core_header_t;
-
-#define XC_CORE_MAGIC     0xF00FEBED
-#define XC_CORE_MAGIC_HVM 0xF00FEBEE
-
-/*
- * DOMAIN MANAGEMENT FUNCTIONS
- */
-
-typedef struct xc_dominfo {
-    uint32_t      domid;
-    uint32_t      ssidref;
-    unsigned int  dying:1, crashed:1, shutdown:1,
-                  paused:1, blocked:1, running:1,
-                  hvm:1, debugged:1;
-    unsigned int  shutdown_reason; /* only meaningful if shutdown==1 */
-    unsigned long nr_pages; /* current number, not maximum */
-    unsigned long nr_outstanding_pages;
-    unsigned long nr_shared_pages;
-    unsigned long nr_paged_pages;
-    unsigned long shared_info_frame;
-    uint64_t      cpu_time;
-    unsigned long max_memkb;
-    unsigned int  nr_online_vcpus;
-    unsigned int  max_vcpu_id;
-    xen_domain_handle_t handle;
-    unsigned int  cpupool;
-} xc_dominfo_t;
-
-typedef xen_domctl_getdomaininfo_t xc_domaininfo_t;
-
-typedef union 
-{
-#if defined(__i386__) || defined(__x86_64__)
-    vcpu_guest_context_x86_64_t x64;
-    vcpu_guest_context_x86_32_t x32;   
-#endif
-    vcpu_guest_context_t c;
-} vcpu_guest_context_any_t;
-
-typedef union
-{
-#if defined(__i386__) || defined(__x86_64__)
-    shared_info_x86_64_t x64;
-    shared_info_x86_32_t x32;
-#endif
-    shared_info_t s;
-} shared_info_any_t;
-
-#if defined(__i386__) || defined(__x86_64__)
-typedef union
-{
-    start_info_x86_64_t x64;
-    start_info_x86_32_t x32;
-    start_info_t s;
-} start_info_any_t;
-#endif
-
-int xc_domain_create(xc_interface *xch,
-                     uint32_t ssidref,
-                     xen_domain_handle_t handle,
-                     uint32_t flags,
-                     uint32_t *pdomid);
-
-
-/* Functions to produce a dump of a given domain
- *  xc_domain_dumpcore - produces a dump to a specified file
- *  xc_domain_dumpcore_via_callback - produces a dump, using a specified
- *                                    callback function
- */
-int xc_domain_dumpcore(xc_interface *xch,
-                       uint32_t domid,
-                       const char *corename);
-
-/* Define the callback function type for xc_domain_dumpcore_via_callback.
- *
- * This function is called by the coredump code for every "write",
- * and passes an opaque object for the use of the function and
- * created by the caller of xc_domain_dumpcore_via_callback.
- */
-typedef int (dumpcore_rtn_t)(xc_interface *xch,
-                             void *arg, char *buffer, unsigned int length);
-
-int xc_domain_dumpcore_via_callback(xc_interface *xch,
-                                    uint32_t domid,
-                                    void *arg,
-                                    dumpcore_rtn_t dump_rtn);
-
-/*
- * This function sets the maximum number of vcpus that a domain may create.
- *
- * @parm xch a handle to an open hypervisor interface.
- * @parm domid the domain id in which vcpus are to be created.
- * @parm max the maximum number of vcpus that the domain may create.
- * @return 0 on success, -1 on failure.
- */
-int xc_domain_max_vcpus(xc_interface *xch,
-                        uint32_t domid,
-                        unsigned int max);
-
-/**
- * This function pauses a domain. A paused domain still exists in memory
- * however it does not receive any timeslices from the hypervisor.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain id to pause
- * @return 0 on success, -1 on failure.
- */
-int xc_domain_pause(xc_interface *xch,
-                    uint32_t domid);
-/**
- * This function unpauses a domain.  The domain should have been previously
- * paused.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain id to unpause
- * return 0 on success, -1 on failure
- */
-int xc_domain_unpause(xc_interface *xch,
-                      uint32_t domid);
-
-/**
- * This function will destroy a domain.  Destroying a domain removes the domain
- * completely from memory.  This function should be called after sending the
- * domain a SHUTDOWN control message to free up the domain resources.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain id to destroy
- * @return 0 on success, -1 on failure
- */
-int xc_domain_destroy(xc_interface *xch,
-                      uint32_t domid);
-
-
-/**
- * This function resumes a suspended domain. The domain should have
- * been previously suspended.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain id to resume
- * @parm fast use cooperative resume (guest must support this)
- * return 0 on success, -1 on failure
- */
-int xc_domain_resume(xc_interface *xch,
-		     uint32_t domid,
-		     int fast);
-
-/**
- * This function will shutdown a domain. This is intended for use in
- * fully-virtualized domains where this operation is analogous to the
- * sched_op operations in a paravirtualized domain. The caller is
- * expected to give the reason for the shutdown.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain id to destroy
- * @parm reason is the reason (SHUTDOWN_xxx) for the shutdown
- * @return 0 on success, -1 on failure
- */
-int xc_domain_shutdown(xc_interface *xch,
-                       uint32_t domid,
-                       int reason);
-
-int xc_watchdog(xc_interface *xch,
-		uint32_t id,
-		uint32_t timeout);
-
-/**
- * This function explicitly sets the host NUMA nodes the domain will
- * have affinity with.
- *
- * @parm xch a handle to an open hypervisor interface.
- * @parm domid the domain id one wants to set the affinity of.
- * @parm nodemap the map of the affine nodes.
- * @return 0 on success, -1 on failure.
- */
-int xc_domain_node_setaffinity(xc_interface *xch,
-                               uint32_t domind,
-                               xc_nodemap_t nodemap);
-
-/**
- * This function retrieves the host NUMA nodes the domain has
- * affinity with.
- *
- * @parm xch a handle to an open hypervisor interface.
- * @parm domid the domain id one wants to get the node affinity of.
- * @parm nodemap the map of the affine nodes.
- * @return 0 on success, -1 on failure.
- */
-int xc_domain_node_getaffinity(xc_interface *xch,
-                               uint32_t domind,
-                               xc_nodemap_t nodemap);
-
-/**
- * This function specifies the CPU affinity for a vcpu.
- *
- * There are two kinds of affinity. Soft affinity is on what CPUs a vcpu
- * prefers to run. Hard affinity is on what CPUs a vcpu is allowed to run.
- * If flags contains XEN_VCPUAFFINITY_SOFT, the soft affinity it is set to
- * what cpumap_soft_inout contains. If flags contains XEN_VCPUAFFINITY_HARD,
- * the hard affinity is set to what cpumap_hard_inout contains. Both flags
- * can be set at the same time, in which case both soft and hard affinity are
- * set to what the respective parameter contains.
- *
- * The function also returns the effective hard or/and soft affinity, still
- * via the cpumap_soft_inout and cpumap_hard_inout parameters. Effective
- * affinity is, in case of soft affinity, the intersection of soft affinity,
- * hard affinity and the cpupool's online CPUs for the domain, and is returned
- * in cpumap_soft_inout, if XEN_VCPUAFFINITY_SOFT is set in flags. In case of
- * hard affinity, it is the intersection between hard affinity and the
- * cpupool's online CPUs, and is returned in cpumap_hard_inout, if
- * XEN_VCPUAFFINITY_HARD is set in flags. If both flags are set, both soft
- * and hard affinity are returned in the respective parameter.
- *
- * We do report it back as effective affinity is what the Xen scheduler will
- * actually use, and we thus allow checking whether or not that matches with,
- * or at least is good enough for, the caller's purposes.
- *
- * @param xch a handle to an open hypervisor interface.
- * @param domid the id of the domain to which the vcpu belongs
- * @param vcpu the vcpu id wihin the domain
- * @param cpumap_hard_inout specifies(/returns) the (effective) hard affinity
- * @param cpumap_soft_inout specifies(/returns) the (effective) soft affinity
- * @param flags what we want to set
- */
-int xc_vcpu_setaffinity(xc_interface *xch,
-                        uint32_t domid,
-                        int vcpu,
-                        xc_cpumap_t cpumap_hard_inout,
-                        xc_cpumap_t cpumap_soft_inout,
-                        uint32_t flags);
-
-/**
- * This function retrieves hard and soft CPU affinity of a vcpu,
- * depending on what flags are set.
- *
- * Soft affinity is returned in cpumap_soft if XEN_VCPUAFFINITY_SOFT is set.
- * Hard affinity is returned in cpumap_hard if XEN_VCPUAFFINITY_HARD is set.
- *
- * @param xch a handle to an open hypervisor interface.
- * @param domid the id of the domain to which the vcpu belongs
- * @param vcpu the vcpu id wihin the domain
- * @param cpumap_hard is where hard affinity is returned
- * @param cpumap_soft is where soft affinity is returned
- * @param flags what we want get
- */
-int xc_vcpu_getaffinity(xc_interface *xch,
-                        uint32_t domid,
-                        int vcpu,
-                        xc_cpumap_t cpumap_hard,
-                        xc_cpumap_t cpumap_soft,
-                        uint32_t flags);
-
-
-/**
- * This function will return the guest_width (in bytes) for the
- * specified domain.
- *
- * @param xch a handle to an open hypervisor interface.
- * @param domid the domain id one wants the address size width of.
- * @param addr_size the address size.
- */
-int xc_domain_get_guest_width(xc_interface *xch, uint32_t domid,
-                              unsigned int *guest_width);
-
-
-/**
- * This function will return information about one or more domains. It is
- * designed to iterate over the list of domains. If a single domain is
- * requested, this function will return the next domain in the list - if
- * one exists. It is, therefore, important in this case to make sure the
- * domain requested was the one returned.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm first_domid the first domain to enumerate information from.  Domains
- *                   are currently enumerate in order of creation.
- * @parm max_doms the number of elements in info
- * @parm info an array of max_doms size that will contain the information for
- *            the enumerated domains.
- * @return the number of domains enumerated or -1 on error
- */
-int xc_domain_getinfo(xc_interface *xch,
-                      uint32_t first_domid,
-                      unsigned int max_doms,
-                      xc_dominfo_t *info);
-
-
-/**
- * This function will set the execution context for the specified vcpu.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain to set the vcpu context for
- * @parm vcpu the vcpu number for the context
- * @parm ctxt pointer to the the cpu context with the values to set
- * @return the number of domains enumerated or -1 on error
- */
-int xc_vcpu_setcontext(xc_interface *xch,
-                       uint32_t domid,
-                       uint32_t vcpu,
-                       vcpu_guest_context_any_t *ctxt);
-/**
- * This function will return information about one or more domains, using a
- * single hypercall.  The domain information will be stored into the supplied
- * array of xc_domaininfo_t structures.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm first_domain the first domain to enumerate information from.
- *                    Domains are currently enumerate in order of creation.
- * @parm max_domains the number of elements in info
- * @parm info an array of max_doms size that will contain the information for
- *            the enumerated domains.
- * @return the number of domains enumerated or -1 on error
- */
-int xc_domain_getinfolist(xc_interface *xch,
-                          uint32_t first_domain,
-                          unsigned int max_domains,
-                          xc_domaininfo_t *info);
-
-/**
- * This function set p2m for broken page
- * &parm xch a handle to an open hypervisor interface
- * @parm domid the domain id which broken page belong to
- * @parm pfn the pfn number of the broken page
- * @return 0 on success, -1 on failure
- */
-int xc_set_broken_page_p2m(xc_interface *xch,
-                           uint32_t domid,
-                           unsigned long pfn);
-
-/**
- * This function returns information about the context of a hvm domain
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain to get information from
- * @parm ctxt_buf a pointer to a structure to store the execution context of
- *            the hvm domain
- * @parm size the size of ctxt_buf in bytes
- * @return 0 on success, -1 on failure
- */
-int xc_domain_hvm_getcontext(xc_interface *xch,
-                             uint32_t domid,
-                             uint8_t *ctxt_buf,
-                             uint32_t size);
-
-
-/**
- * This function returns one element of the context of a hvm domain
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain to get information from
- * @parm typecode which type of elemnt required 
- * @parm instance which instance of the type
- * @parm ctxt_buf a pointer to a structure to store the execution context of
- *            the hvm domain
- * @parm size the size of ctxt_buf (must be >= HVM_SAVE_LENGTH(typecode))
- * @return 0 on success, -1 on failure
- */
-int xc_domain_hvm_getcontext_partial(xc_interface *xch,
-                                     uint32_t domid,
-                                     uint16_t typecode,
-                                     uint16_t instance,
-                                     void *ctxt_buf,
-                                     uint32_t size);
-
-/**
- * This function will set the context for hvm domain
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain to set the hvm domain context for
- * @parm hvm_ctxt pointer to the the hvm context with the values to set
- * @parm size the size of hvm_ctxt in bytes
- * @return 0 on success, -1 on failure
- */
-int xc_domain_hvm_setcontext(xc_interface *xch,
-                             uint32_t domid,
-                             uint8_t *hvm_ctxt,
-                             uint32_t size);
-
-/**
- * This function will return guest IO ABI protocol
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain to get IO ABI protocol for
- * @return guest protocol on success, NULL on failure
- */
-const char *xc_domain_get_native_protocol(xc_interface *xch,
-                                          uint32_t domid);
-
-/**
- * This function returns information about the execution context of a
- * particular vcpu of a domain.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain to get information from
- * @parm vcpu the vcpu number
- * @parm ctxt a pointer to a structure to store the execution context of the
- *            domain
- * @return 0 on success, -1 on failure
- */
-int xc_vcpu_getcontext(xc_interface *xch,
-                       uint32_t domid,
-                       uint32_t vcpu,
-                       vcpu_guest_context_any_t *ctxt);
-
-typedef xen_domctl_getvcpuinfo_t xc_vcpuinfo_t;
-int xc_vcpu_getinfo(xc_interface *xch,
-                    uint32_t domid,
-                    uint32_t vcpu,
-                    xc_vcpuinfo_t *info);
-
-long long xc_domain_get_cpu_usage(xc_interface *xch,
-                                  domid_t domid,
-                                  int vcpu);
-
-int xc_domain_sethandle(xc_interface *xch, uint32_t domid,
-                        xen_domain_handle_t handle);
-
-typedef xen_domctl_shadow_op_stats_t xc_shadow_op_stats_t;
-int xc_shadow_control(xc_interface *xch,
-                      uint32_t domid,
-                      unsigned int sop,
-                      xc_hypercall_buffer_t *dirty_bitmap,
-                      unsigned long pages,
-                      unsigned long *mb,
-                      uint32_t mode,
-                      xc_shadow_op_stats_t *stats);
-
-int xc_sedf_domain_set(xc_interface *xch,
-                       uint32_t domid,
-                       uint64_t period, uint64_t slice,
-                       uint64_t latency, uint16_t extratime,
-                       uint16_t weight);
-
-int xc_sedf_domain_get(xc_interface *xch,
-                       uint32_t domid,
-                       uint64_t* period, uint64_t *slice,
-                       uint64_t *latency, uint16_t *extratime,
-                       uint16_t *weight);
-
-int xc_sched_credit_domain_set(xc_interface *xch,
-                               uint32_t domid,
-                               struct xen_domctl_sched_credit *sdom);
-
-int xc_sched_credit_domain_get(xc_interface *xch,
-                               uint32_t domid,
-                               struct xen_domctl_sched_credit *sdom);
-int xc_sched_credit_params_set(xc_interface *xch,
-                              uint32_t cpupool_id,
-                              struct xen_sysctl_credit_schedule *schedule);
-int xc_sched_credit_params_get(xc_interface *xch,
-                              uint32_t cpupool_id,
-                              struct xen_sysctl_credit_schedule *schedule);
-int xc_sched_credit2_domain_set(xc_interface *xch,
-                               uint32_t domid,
-                               struct xen_domctl_sched_credit2 *sdom);
-
-int xc_sched_credit2_domain_get(xc_interface *xch,
-                               uint32_t domid,
-                               struct xen_domctl_sched_credit2 *sdom);
-
-int
-xc_sched_arinc653_schedule_set(
-    xc_interface *xch,
-    uint32_t cpupool_id,
-    struct xen_sysctl_arinc653_schedule *schedule);
-
-int
-xc_sched_arinc653_schedule_get(
-    xc_interface *xch,
-    uint32_t cpupool_id,
-    struct xen_sysctl_arinc653_schedule *schedule);
-
-/**
- * This function sends a trigger to a domain.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain id to send trigger
- * @parm trigger the trigger type
- * @parm vcpu the vcpu number to send trigger 
- * return 0 on success, -1 on failure
- */
-int xc_domain_send_trigger(xc_interface *xch,
-                           uint32_t domid,
-                           uint32_t trigger,
-                           uint32_t vcpu);
-
-/**
- * This function enables or disable debugging of a domain.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain id to send trigger
- * @parm enable true to enable debugging
- * return 0 on success, -1 on failure
- */
-int xc_domain_setdebugging(xc_interface *xch,
-                           uint32_t domid,
-                           unsigned int enable);
-
-/**
- * This function audits the (top level) p2m of a domain 
- * and returns the different error counts, if any.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain id whose top level p2m we 
- *       want to audit
- * @parm orphans count of m2p entries for valid
- *       domain pages containing an invalid value
- * @parm m2p_bad count of m2p entries mismatching the
- *       associated p2m entry for this domain
- * @parm p2m_bad count of p2m entries for this domain
- *       mismatching the associated m2p entry
- * return 0 on success, -1 on failure
- * errno values on failure include: 
- *          -ENOSYS: not implemented
- *          -EFAULT: could not copy results back to guest
- */
-int xc_domain_p2m_audit(xc_interface *xch,
-                        uint32_t domid,
-                        uint64_t *orphans,
-                        uint64_t *m2p_bad,   
-                        uint64_t *p2m_bad);
-
-/**
- * This function sets or clears the requirement that an access memory
- * event listener is required on the domain.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain id to send trigger
- * @parm enable true to require a listener
- * return 0 on success, -1 on failure
- */
-int xc_domain_set_access_required(xc_interface *xch,
-				  uint32_t domid,
-				  unsigned int required);
-/**
- * This function sets the handler of global VIRQs sent by the hypervisor
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain id which will handle the VIRQ
- * @parm virq the virq number (VIRQ_*)
- * return 0 on success, -1 on failure
- */
-int xc_domain_set_virq_handler(xc_interface *xch, uint32_t domid, int virq);
-
-/**
- * Set the maximum event channel port a domain may bind.
- *
- * This does not affect ports that are already bound.
- *
- * @param xch a handle to an open hypervisor interface
- * @param domid the domain id
- * @param max_port maximum port number
- */
-int xc_domain_set_max_evtchn(xc_interface *xch, uint32_t domid,
-                             uint32_t max_port);
-
-/*
- * CPUPOOL MANAGEMENT FUNCTIONS
- */
-
-typedef struct xc_cpupoolinfo {
-    uint32_t cpupool_id;
-    uint32_t sched_id;
-    uint32_t n_dom;
-    xc_cpumap_t cpumap;
-} xc_cpupoolinfo_t;
-
-/**
- * Create a new cpupool.
- *
- * @parm xc_handle a handle to an open hypervisor interface
- * @parm ppoolid pointer to the new cpupool id (in/out)
- * @parm sched_id id of scheduler to use for pool
- * return 0 on success, -1 on failure
- */
-int xc_cpupool_create(xc_interface *xch,
-                      uint32_t *ppoolid,
-                      uint32_t sched_id);
-
-/**
- * Destroy a cpupool. Pool must be unused and have no cpu assigned.
- *
- * @parm xc_handle a handle to an open hypervisor interface
- * @parm poolid id of the cpupool to destroy
- * return 0 on success, -1 on failure
- */
-int xc_cpupool_destroy(xc_interface *xch,
-                       uint32_t poolid);
-
-/**
- * Get cpupool info. Returns info for up to the specified number of cpupools
- * starting at the given id.
- * @parm xc_handle a handle to an open hypervisor interface
- * @parm poolid lowest id for which info is returned
- * return cpupool info ptr (to be freed via xc_cpupool_infofree)
- */
-xc_cpupoolinfo_t *xc_cpupool_getinfo(xc_interface *xch,
-                       uint32_t poolid);
-
-/**
- * Free cpupool info. Used to free info obtained via xc_cpupool_getinfo.
- * @parm xc_handle a handle to an open hypervisor interface
- * @parm info area to free
- */
-void xc_cpupool_infofree(xc_interface *xch,
-                         xc_cpupoolinfo_t *info);
-
-/**
- * Add cpu to a cpupool. cpu may be -1 indicating the first unassigned.
- *
- * @parm xc_handle a handle to an open hypervisor interface
- * @parm poolid id of the cpupool
- * @parm cpu cpu number to add
- * return 0 on success, -1 on failure
- */
-int xc_cpupool_addcpu(xc_interface *xch,
-                      uint32_t poolid,
-                      int cpu);
-
-/**
- * Remove cpu from cpupool. cpu may be -1 indicating the last cpu of the pool.
- *
- * @parm xc_handle a handle to an open hypervisor interface
- * @parm poolid id of the cpupool
- * @parm cpu cpu number to remove
- * return 0 on success, -1 on failure
- */
-int xc_cpupool_removecpu(xc_interface *xch,
-                         uint32_t poolid,
-                         int cpu);
-
-/**
- * Move domain to another cpupool.
- *
- * @parm xc_handle a handle to an open hypervisor interface
- * @parm poolid id of the destination cpupool
- * @parm domid id of the domain to move
- * return 0 on success, -1 on failure
- */
-int xc_cpupool_movedomain(xc_interface *xch,
-                          uint32_t poolid,
-                          uint32_t domid);
-
-/**
- * Return map of cpus not in any cpupool.
- *
- * @parm xc_handle a handle to an open hypervisor interface
- * return cpumap array on success, NULL else
- */
-xc_cpumap_t xc_cpupool_freeinfo(xc_interface *xch);
-
-
-/*
- * EVENT CHANNEL FUNCTIONS
- *
- * None of these do any logging.
- */
-
-/* A port identifier is guaranteed to fit in 31 bits. */
-typedef int evtchn_port_or_error_t;
-
-/**
- * This function allocates an unbound port.  Ports are named endpoints used for
- * interdomain communication.  This function is most useful in opening a
- * well-known port within a domain to receive events on.
- * 
- * NOTE: If you are allocating a *local* unbound port, you probably want to
- * use xc_evtchn_bind_unbound_port(). This function is intended for allocating
- * ports *only* during domain creation.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm dom the ID of the local domain (the 'allocatee')
- * @parm remote_dom the ID of the domain who will later bind
- * @return allocated port (in @dom) on success, -1 on failure
- */
-evtchn_port_or_error_t
-xc_evtchn_alloc_unbound(xc_interface *xch,
-                        uint32_t dom,
-                        uint32_t remote_dom);
-
-int xc_evtchn_reset(xc_interface *xch,
-                    uint32_t dom);
-
-typedef struct evtchn_status xc_evtchn_status_t;
-int xc_evtchn_status(xc_interface *xch, xc_evtchn_status_t *status);
-
-/*
- * Return a handle to the event channel driver, or NULL on failure, in
- * which case errno will be set appropriately.
- *
- * Note:
- * After fork a child process must not use any opened xc evtchn
- * handle inherited from their parent. They must open a new handle if
- * they want to interact with xc.
- *
- * Before Xen pre-4.1 this function would sometimes report errors with perror.
- */
-xc_evtchn *xc_evtchn_open(xentoollog_logger *logger,
-                             unsigned open_flags);
-
-/*
- * Close a handle previously allocated with xc_evtchn_open().
- */
-int xc_evtchn_close(xc_evtchn *xce);
-
-/*
- * Return an fd that can be select()ed on.
- *
- * Note that due to bugs, setting this fd to non blocking may not
- * work: you would hope that it would result in xc_evtchn_pending
- * failing with EWOULDBLOCK if there are no events signaled, but in
- * fact it may block.  (Bug is present in at least Linux 3.12, and
- * perhaps on other platforms or later version.)
- *
- * To be safe, you must use poll() or select() before each call to
- * xc_evtchn_pending.  If you have multiple threads (or processes)
- * sharing a single xce handle this will not work, and there is no
- * straightforward workaround.  Please design your program some other
- * way.
- */
-int xc_evtchn_fd(xc_evtchn *xce);
-
-/*
- * Notify the given event channel. Returns -1 on failure, in which case
- * errno will be set appropriately.
- */
-int xc_evtchn_notify(xc_evtchn *xce, evtchn_port_t port);
-
-/*
- * Returns a new event port awaiting interdomain connection from the given
- * domain ID, or -1 on failure, in which case errno will be set appropriately.
- */
-evtchn_port_or_error_t
-xc_evtchn_bind_unbound_port(xc_evtchn *xce, int domid);
-
-/*
- * Returns a new event port bound to the remote port for the given domain ID,
- * or -1 on failure, in which case errno will be set appropriately.
- */
-evtchn_port_or_error_t
-xc_evtchn_bind_interdomain(xc_evtchn *xce, int domid,
-                           evtchn_port_t remote_port);
-
-/*
- * Bind an event channel to the given VIRQ. Returns the event channel bound to
- * the VIRQ, or -1 on failure, in which case errno will be set appropriately.
- */
-evtchn_port_or_error_t
-xc_evtchn_bind_virq(xc_evtchn *xce, unsigned int virq);
-
-/*
- * Unbind the given event channel. Returns -1 on failure, in which case errno
- * will be set appropriately.
- */
-int xc_evtchn_unbind(xc_evtchn *xce, evtchn_port_t port);
-
-/*
- * Return the next event channel to become pending, or -1 on failure, in which
- * case errno will be set appropriately.
- *
- * At the hypervisor level the event channel will have been masked,
- * and then cleared, by the underlying machinery (evtchn kernel
- * driver, or equivalent).  So if the event channel is signaled again
- * after it is returned here, it will be queued up, and delivered
- * again after you unmask it.  (See the documentation in the Xen
- * public header event_channel.h.)
- *
- * On receiving the notification from xc_evtchn_pending, you should
- * normally: check (by other means) what work needs doing; do the
- * necessary work (if any); unmask the event channel with
- * xc_evtchn_unmask (if you want to receive any further
- * notifications).
- */
-evtchn_port_or_error_t
-xc_evtchn_pending(xc_evtchn *xce);
-
-/*
- * Unmask the given event channel. Returns -1 on failure, in which case errno
- * will be set appropriately.
- */
-int xc_evtchn_unmask(xc_evtchn *xce, evtchn_port_t port);
-
-int xc_physdev_pci_access_modify(xc_interface *xch,
-                                 uint32_t domid,
-                                 int bus,
-                                 int dev,
-                                 int func,
-                                 int enable);
-
-int xc_readconsolering(xc_interface *xch,
-                       char *buffer,
-                       unsigned int *pnr_chars,
-                       int clear, int incremental, uint32_t *pindex);
-
-int xc_send_debug_keys(xc_interface *xch, char *keys);
-
-typedef xen_sysctl_physinfo_t xc_physinfo_t;
-typedef xen_sysctl_topologyinfo_t xc_topologyinfo_t;
-typedef xen_sysctl_numainfo_t xc_numainfo_t;
-
-typedef uint32_t xc_cpu_to_node_t;
-typedef uint32_t xc_cpu_to_socket_t;
-typedef uint32_t xc_cpu_to_core_t;
-typedef uint64_t xc_node_to_memsize_t;
-typedef uint64_t xc_node_to_memfree_t;
-typedef uint32_t xc_node_to_node_dist_t;
-
-int xc_physinfo(xc_interface *xch, xc_physinfo_t *info);
-int xc_topologyinfo(xc_interface *xch, xc_topologyinfo_t *info);
-int xc_numainfo(xc_interface *xch, xc_numainfo_t *info);
-
-int xc_sched_id(xc_interface *xch,
-                int *sched_id);
-
-int xc_machphys_mfn_list(xc_interface *xch,
-                         unsigned long max_extents,
-                         xen_pfn_t *extent_start);
-
-typedef xen_sysctl_cpuinfo_t xc_cpuinfo_t;
-int xc_getcpuinfo(xc_interface *xch, int max_cpus,
-                  xc_cpuinfo_t *info, int *nr_cpus); 
-
-int xc_domain_setmaxmem(xc_interface *xch,
-                        uint32_t domid,
-                        unsigned int max_memkb);
-
-int xc_domain_set_memmap_limit(xc_interface *xch,
-                               uint32_t domid,
-                               unsigned long map_limitkb);
-
-#if defined(__i386__) || defined(__x86_64__)
-/*
- * PC BIOS standard E820 types and structure.
- */
-#define E820_RAM          1
-#define E820_RESERVED     2
-#define E820_ACPI         3
-#define E820_NVS          4
-#define E820_UNUSABLE     5
-
-#define E820MAX           (128)
-
-struct e820entry {
-    uint64_t addr;
-    uint64_t size;
-    uint32_t type;
-} __attribute__((packed));
-int xc_domain_set_memory_map(xc_interface *xch,
-                               uint32_t domid,
-                               struct e820entry entries[],
-                               uint32_t nr_entries);
-
-int xc_get_machine_memory_map(xc_interface *xch,
-                              struct e820entry entries[],
-                              uint32_t max_entries);
-#endif
-int xc_domain_set_time_offset(xc_interface *xch,
-                              uint32_t domid,
-                              int32_t time_offset_seconds);
-
-int xc_domain_set_tsc_info(xc_interface *xch,
-                           uint32_t domid,
-                           uint32_t tsc_mode,
-                           uint64_t elapsed_nsec,
-                           uint32_t gtsc_khz,
-                           uint32_t incarnation);
-
-int xc_domain_get_tsc_info(xc_interface *xch,
-                           uint32_t domid,
-                           uint32_t *tsc_mode,
-                           uint64_t *elapsed_nsec,
-                           uint32_t *gtsc_khz,
-                           uint32_t *incarnation);
-
-int xc_domain_disable_migrate(xc_interface *xch, uint32_t domid);
-
-int xc_domain_maximum_gpfn(xc_interface *xch, domid_t domid);
-
-int xc_domain_increase_reservation(xc_interface *xch,
-                                   uint32_t domid,
-                                   unsigned long nr_extents,
-                                   unsigned int extent_order,
-                                   unsigned int mem_flags,
-                                   xen_pfn_t *extent_start);
-
-int xc_domain_increase_reservation_exact(xc_interface *xch,
-                                         uint32_t domid,
-                                         unsigned long nr_extents,
-                                         unsigned int extent_order,
-                                         unsigned int mem_flags,
-                                         xen_pfn_t *extent_start);
-
-int xc_domain_decrease_reservation(xc_interface *xch,
-                                   uint32_t domid,
-                                   unsigned long nr_extents,
-                                   unsigned int extent_order,
-                                   xen_pfn_t *extent_start);
-
-int xc_domain_decrease_reservation_exact(xc_interface *xch,
-                                         uint32_t domid,
-                                         unsigned long nr_extents,
-                                         unsigned int extent_order,
-                                         xen_pfn_t *extent_start);
-
-int xc_domain_add_to_physmap(xc_interface *xch,
-                             uint32_t domid,
-                             unsigned int space,
-                             unsigned long idx,
-                             xen_pfn_t gpfn);
-
-int xc_domain_populate_physmap(xc_interface *xch,
-                               uint32_t domid,
-                               unsigned long nr_extents,
-                               unsigned int extent_order,
-                               unsigned int mem_flags,
-                               xen_pfn_t *extent_start);
-
-int xc_domain_populate_physmap_exact(xc_interface *xch,
-                                     uint32_t domid,
-                                     unsigned long nr_extents,
-                                     unsigned int extent_order,
-                                     unsigned int mem_flags,
-                                     xen_pfn_t *extent_start);
-
-int xc_domain_claim_pages(xc_interface *xch,
-                               uint32_t domid,
-                               unsigned long nr_pages);
-
-int xc_domain_memory_exchange_pages(xc_interface *xch,
-                                    int domid,
-                                    unsigned long nr_in_extents,
-                                    unsigned int in_order,
-                                    xen_pfn_t *in_extents,
-                                    unsigned long nr_out_extents,
-                                    unsigned int out_order,
-                                    xen_pfn_t *out_extents);
-
-int xc_domain_set_pod_target(xc_interface *xch,
-                             uint32_t domid,
-                             uint64_t target_pages,
-                             uint64_t *tot_pages,
-                             uint64_t *pod_cache_pages,
-                             uint64_t *pod_entries);
-
-int xc_domain_get_pod_target(xc_interface *xch,
-                             uint32_t domid,
-                             uint64_t *tot_pages,
-                             uint64_t *pod_cache_pages,
-                             uint64_t *pod_entries);
-
-int xc_domain_ioport_permission(xc_interface *xch,
-                                uint32_t domid,
-                                uint32_t first_port,
-                                uint32_t nr_ports,
-                                uint32_t allow_access);
-
-int xc_domain_irq_permission(xc_interface *xch,
-                             uint32_t domid,
-                             uint8_t pirq,
-                             uint8_t allow_access);
-
-int xc_domain_iomem_permission(xc_interface *xch,
-                               uint32_t domid,
-                               unsigned long first_mfn,
-                               unsigned long nr_mfns,
-                               uint8_t allow_access);
-
-int xc_domain_pin_memory_cacheattr(xc_interface *xch,
-                                   uint32_t domid,
-                                   uint64_t start,
-                                   uint64_t end,
-                                   uint32_t type);
-
-unsigned long xc_make_page_below_4G(xc_interface *xch, uint32_t domid,
-                                    unsigned long mfn);
-
-typedef xen_sysctl_perfc_desc_t xc_perfc_desc_t;
-typedef xen_sysctl_perfc_val_t xc_perfc_val_t;
-int xc_perfc_reset(xc_interface *xch);
-int xc_perfc_query_number(xc_interface *xch,
-                          int *nbr_desc,
-                          int *nbr_val);
-int xc_perfc_query(xc_interface *xch,
-                   xc_hypercall_buffer_t *desc,
-                   xc_hypercall_buffer_t *val);
-
-typedef xen_sysctl_lockprof_data_t xc_lockprof_data_t;
-int xc_lockprof_reset(xc_interface *xch);
-int xc_lockprof_query_number(xc_interface *xch,
-                             uint32_t *n_elems);
-int xc_lockprof_query(xc_interface *xch,
-                      uint32_t *n_elems,
-                      uint64_t *time,
-                      xc_hypercall_buffer_t *data);
-
-void *xc_memalign(xc_interface *xch, size_t alignment, size_t size);
-
-/**
- * Memory maps a range within one domain to a local address range.  Mappings
- * should be unmapped with munmap and should follow the same rules as mmap
- * regarding page alignment.  Returns NULL on failure.
- *
- * @parm xch a handle on an open hypervisor interface
- * @parm dom the domain to map memory from
- * @parm size the amount of memory to map (in multiples of page size)
- * @parm prot same flag as in mmap().
- * @parm mfn the frame address to map.
- */
-void *xc_map_foreign_range(xc_interface *xch, uint32_t dom,
-                            int size, int prot,
-                            unsigned long mfn );
-
-void *xc_map_foreign_pages(xc_interface *xch, uint32_t dom, int prot,
-                           const xen_pfn_t *arr, int num );
-
-/**
- * DEPRECATED - use xc_map_foreign_bulk() instead.
- *
- * Like xc_map_foreign_pages(), except it can succeeed partially.
- * When a page cannot be mapped, its PFN in @arr is or'ed with
- * 0xF0000000 to indicate the error.
- */
-void *xc_map_foreign_batch(xc_interface *xch, uint32_t dom, int prot,
-                           xen_pfn_t *arr, int num );
-
-/**
- * Like xc_map_foreign_pages(), except it can succeed partially.
- * When a page cannot be mapped, its respective field in @err is
- * set to the corresponding errno value.
- */
-void *xc_map_foreign_bulk(xc_interface *xch, uint32_t dom, int prot,
-                          const xen_pfn_t *arr, int *err, unsigned int num);
-
-/**
- * Translates a virtual address in the context of a given domain and
- * vcpu returning the GFN containing the address (that is, an MFN for 
- * PV guests, a PFN for HVM guests).  Returns 0 for failure.
- *
- * @parm xch a handle on an open hypervisor interface
- * @parm dom the domain to perform the translation in
- * @parm vcpu the vcpu to perform the translation on
- * @parm virt the virtual address to translate
- */
-unsigned long xc_translate_foreign_address(xc_interface *xch, uint32_t dom,
-                                           int vcpu, unsigned long long virt);
-
-
-/**
- * DEPRECATED.  Avoid using this, as it does not correctly account for PFNs
- * without a backing MFN.
- */
-int xc_get_pfn_list(xc_interface *xch, uint32_t domid, uint64_t *pfn_buf,
-                    unsigned long max_pfns);
-
-int xc_copy_to_domain_page(xc_interface *xch, uint32_t domid,
-                           unsigned long dst_pfn, const char *src_page);
-
-int xc_clear_domain_pages(xc_interface *xch, uint32_t domid,
-                          unsigned long dst_pfn, int num);
-
-static inline int xc_clear_domain_page(xc_interface *xch, uint32_t domid,
-                                       unsigned long dst_pfn)
-{
-    return xc_clear_domain_pages(xch, domid, dst_pfn, 1);
-}
-
-int xc_mmuext_op(xc_interface *xch, struct mmuext_op *op, unsigned int nr_ops,
-                 domid_t dom);
-
-/* System wide memory properties */
-long xc_maximum_ram_page(xc_interface *xch);
-
-/* Get current total pages allocated to a domain. */
-long xc_get_tot_pages(xc_interface *xch, uint32_t domid);
-
-/**
- * This function retrieves the the number of bytes available
- * in the heap in a specific range of address-widths and nodes.
- * 
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the domain to query
- * @parm min_width the smallest address width to query (0 if don't care)
- * @parm max_width the largest address width to query (0 if don't care)
- * @parm node the node to query (-1 for all)
- * @parm *bytes caller variable to put total bytes counted
- * @return 0 on success, <0 on failure.
- */
-int xc_availheap(xc_interface *xch, int min_width, int max_width, int node,
-                 uint64_t *bytes);
-
-/*
- * Trace Buffer Operations
- */
-
-/**
- * xc_tbuf_enable - enable tracing buffers
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm cnt size of tracing buffers to create (in pages)
- * @parm mfn location to store mfn of the trace buffers to
- * @parm size location to store the size (in bytes) of a trace buffer to
- *
- * Gets the machine address of the trace pointer area and the size of the
- * per CPU buffers.
- */
-int xc_tbuf_enable(xc_interface *xch, unsigned long pages,
-                   unsigned long *mfn, unsigned long *size);
-
-/*
- * Disable tracing buffers.
- */
-int xc_tbuf_disable(xc_interface *xch);
-
-/**
- * This function sets the size of the trace buffers. Setting the size
- * is currently a one-shot operation that may be performed either at boot
- * time or via this interface, not both. The buffer size must be set before
- * enabling tracing.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm size the size in pages per cpu for the trace buffers
- * @return 0 on success, -1 on failure.
- */
-int xc_tbuf_set_size(xc_interface *xch, unsigned long size);
-
-/**
- * This function retrieves the current size of the trace buffers.
- * Note that the size returned is in terms of bytes, not pages.
-
- * @parm xch a handle to an open hypervisor interface
- * @parm size will contain the size in bytes for the trace buffers
- * @return 0 on success, -1 on failure.
- */
-int xc_tbuf_get_size(xc_interface *xch, unsigned long *size);
-
-int xc_tbuf_set_cpu_mask(xc_interface *xch, uint32_t mask);
-
-int xc_tbuf_set_evt_mask(xc_interface *xch, uint32_t mask);
-
-int xc_domctl(xc_interface *xch, struct xen_domctl *domctl);
-int xc_sysctl(xc_interface *xch, struct xen_sysctl *sysctl);
-
-int xc_version(xc_interface *xch, int cmd, void *arg);
-
-int xc_flask_op(xc_interface *xch, xen_flask_op_t *op);
-
-/*
- * Subscribe to domain suspend via evtchn.
- * Returns -1 on failure, in which case errno will be set appropriately.
- * Just calls XEN_DOMCTL_subscribe - see the caveats for that domctl
- * (in its doc comment in domctl.h).
- */
-int xc_domain_subscribe_for_suspend(
-    xc_interface *xch, domid_t domid, evtchn_port_t port);
-
-/**************************
- * GRANT TABLE OPERATIONS *
- **************************/
-
-/*
- * These functions sometimes log messages as above, but not always.
- */
-
-/*
- * Note:
- * After fork a child process must not use any opened xc gnttab
- * handle inherited from their parent. They must open a new handle if
- * they want to interact with xc.
- *
- * Return an fd onto the grant table driver.  Logs errors.
- */
-xc_gnttab *xc_gnttab_open(xentoollog_logger *logger,
-			  unsigned open_flags);
-
-/*
- * Close a handle previously allocated with xc_gnttab_open().
- * Never logs errors.
- */
-int xc_gnttab_close(xc_gnttab *xcg);
-
-/*
- * Memory maps a grant reference from one domain to a local address range.
- * Mappings should be unmapped with xc_gnttab_munmap.  Logs errors.
- *
- * @parm xcg a handle on an open grant table interface
- * @parm domid the domain to map memory from
- * @parm ref the grant reference ID to map
- * @parm prot same flag as in mmap()
- */
-void *xc_gnttab_map_grant_ref(xc_gnttab *xcg,
-                              uint32_t domid,
-                              uint32_t ref,
-                              int prot);
-
-/**
- * Memory maps one or more grant references from one or more domains to a
- * contiguous local address range. Mappings should be unmapped with
- * xc_gnttab_munmap.  Logs errors.
- *
- * @parm xcg a handle on an open grant table interface
- * @parm count the number of grant references to be mapped
- * @parm domids an array of @count domain IDs by which the corresponding @refs
- *              were granted
- * @parm refs an array of @count grant references to be mapped
- * @parm prot same flag as in mmap()
- */
-void *xc_gnttab_map_grant_refs(xc_gnttab *xcg,
-                               uint32_t count,
-                               uint32_t *domids,
-                               uint32_t *refs,
-                               int prot);
-
-/**
- * Memory maps one or more grant references from one domain to a
- * contiguous local address range. Mappings should be unmapped with
- * xc_gnttab_munmap.  Logs errors.
- *
- * @parm xcg a handle on an open grant table interface
- * @parm count the number of grant references to be mapped
- * @parm domid the domain to map memory from
- * @parm refs an array of @count grant references to be mapped
- * @parm prot same flag as in mmap()
- */
-void *xc_gnttab_map_domain_grant_refs(xc_gnttab *xcg,
-                                      uint32_t count,
-                                      uint32_t domid,
-                                      uint32_t *refs,
-                                      int prot);
-
-/**
- * Memory maps a grant reference from one domain to a local address range.
- * Mappings should be unmapped with xc_gnttab_munmap. If notify_offset or
- * notify_port are not -1, this version will attempt to set up an unmap
- * notification at the given offset and event channel. When the page is
- * unmapped, the byte at the given offset will be zeroed and a wakeup will be
- * sent to the given event channel.  Logs errors.
- *
- * @parm xcg a handle on an open grant table interface
- * @parm domid the domain to map memory from
- * @parm ref the grant reference ID to map
- * @parm prot same flag as in mmap()
- * @parm notify_offset The byte offset in the page to use for unmap
- *                     notification; -1 for none.
- * @parm notify_port The event channel port to use for unmap notify, or -1
- */
-void *xc_gnttab_map_grant_ref_notify(xc_gnttab *xcg,
-                                     uint32_t domid,
-                                     uint32_t ref,
-                                     int prot,
-                                     uint32_t notify_offset,
-                                     evtchn_port_t notify_port);
-
-/*
- * Unmaps the @count pages starting at @start_address, which were mapped by a
- * call to xc_gnttab_map_grant_ref or xc_gnttab_map_grant_refs. Never logs.
- */
-int xc_gnttab_munmap(xc_gnttab *xcg,
-                     void *start_address,
-                     uint32_t count);
-
-/*
- * Sets the maximum number of grants that may be mapped by the given instance
- * to @count.  Never logs.
- *
- * N.B. This function must be called after opening the handle, and before any
- *      other functions are invoked on it.
- *
- * N.B. When variable-length grants are mapped, fragmentation may be observed,
- *      and it may not be possible to satisfy requests up to the maximum number
- *      of grants.
- */
-int xc_gnttab_set_max_grants(xc_gnttab *xcg,
-			     uint32_t count);
-
-int xc_gnttab_op(xc_interface *xch, int cmd,
-                 void * op, int op_size, int count);
-/* Logs iff hypercall bounce fails, otherwise doesn't. */
-
-int xc_gnttab_get_version(xc_interface *xch, int domid); /* Never logs */
-grant_entry_v1_t *xc_gnttab_map_table_v1(xc_interface *xch, int domid, int *gnt_num);
-grant_entry_v2_t *xc_gnttab_map_table_v2(xc_interface *xch, int domid, int *gnt_num);
-/* Sometimes these don't set errno [fixme], and sometimes they don't log. */
-
-/*
- * Return an fd onto the grant sharing driver.  Logs errors.
- *
- * Note:
- * After fork a child process must not use any opened xc gntshr
- * handle inherited from their parent. They must open a new handle if
- * they want to interact with xc.
- *
- */
-xc_gntshr *xc_gntshr_open(xentoollog_logger *logger,
-			  unsigned open_flags);
-
-/*
- * Close a handle previously allocated with xc_gntshr_open().
- * Never logs errors.
- */
-int xc_gntshr_close(xc_gntshr *xcg);
-
-/*
- * Creates and shares pages with another domain.
- * 
- * @parm xcg a handle to an open grant sharing instance
- * @parm domid the domain to share memory with
- * @parm count the number of pages to share
- * @parm refs the grant references of the pages (output)
- * @parm writable true if the other domain can write to the pages
- * @return local mapping of the pages
- */
-void *xc_gntshr_share_pages(xc_gntshr *xcg, uint32_t domid,
-                            int count, uint32_t *refs, int writable);
-
-/*
- * Creates and shares a page with another domain, with unmap notification.
- * 
- * @parm xcg a handle to an open grant sharing instance
- * @parm domid the domain to share memory with
- * @parm refs the grant reference of the pages (output)
- * @parm writable true if the other domain can write to the page
- * @parm notify_offset The byte offset in the page to use for unmap
- *                     notification; -1 for none.
- * @parm notify_port The event channel port to use for unmap notify, or -1
- * @return local mapping of the page
- */
-void *xc_gntshr_share_page_notify(xc_gntshr *xcg, uint32_t domid,
-                                  uint32_t *ref, int writable,
-                                  uint32_t notify_offset,
-                                  evtchn_port_t notify_port);
-/*
- * Unmaps the @count pages starting at @start_address, which were mapped by a
- * call to xc_gntshr_share_*. Never logs.
- */
-int xc_gntshr_munmap(xc_gntshr *xcg, void *start_address, uint32_t count);
-
-int xc_physdev_map_pirq(xc_interface *xch,
-                        int domid,
-                        int index,
-                        int *pirq);
-
-int xc_physdev_map_pirq_msi(xc_interface *xch,
-                            int domid,
-                            int index,
-                            int *pirq,
-                            int devfn,
-                            int bus,
-                            int entry_nr,
-                            uint64_t table_base);
-
-int xc_physdev_unmap_pirq(xc_interface *xch,
-                          int domid,
-                          int pirq);
-
-int xc_hvm_set_pci_intx_level(
-    xc_interface *xch, domid_t dom,
-    uint8_t domain, uint8_t bus, uint8_t device, uint8_t intx,
-    unsigned int level);
-int xc_hvm_set_isa_irq_level(
-    xc_interface *xch, domid_t dom,
-    uint8_t isa_irq,
-    unsigned int level);
-
-int xc_hvm_set_pci_link_route(
-    xc_interface *xch, domid_t dom, uint8_t link, uint8_t isa_irq);
-
-int xc_hvm_inject_msi(
-    xc_interface *xch, domid_t dom, uint64_t addr, uint32_t data);
-
-/*
- * Track dirty bit changes in the VRAM area
- *
- * All of this is done atomically:
- * - get the dirty bitmap since the last call
- * - set up dirty tracking area for period up to the next call
- * - clear the dirty tracking area.
- *
- * Returns -ENODATA and does not fill bitmap if the area has changed since the
- * last call.
- */
-int xc_hvm_track_dirty_vram(
-    xc_interface *xch, domid_t dom,
-    uint64_t first_pfn, uint64_t nr,
-    unsigned long *bitmap);
-
-/*
- * Notify that some pages got modified by the Device Model
- */
-int xc_hvm_modified_memory(
-    xc_interface *xch, domid_t dom, uint64_t first_pfn, uint64_t nr);
-
-/*
- * Set a range of memory to a specific type.
- * Allowed types are HVMMEM_ram_rw, HVMMEM_ram_ro, HVMMEM_mmio_dm
- */
-int xc_hvm_set_mem_type(
-    xc_interface *xch, domid_t dom, hvmmem_type_t memtype, uint64_t first_pfn, uint64_t nr);
-
-/*
- * Injects a hardware/software CPU trap, to take effect the next time the HVM 
- * resumes. 
- */
-int xc_hvm_inject_trap(
-    xc_interface *xch, domid_t dom, int vcpu, uint32_t vector,
-    uint32_t type, uint32_t error_code, uint32_t insn_len,
-    uint64_t cr2);
-
-/*
- *  LOGGING AND ERROR REPORTING
- */
-
-
-enum xc_error_code {
-  XC_ERROR_NONE = 0,
-  XC_INTERNAL_ERROR = 1,
-  XC_INVALID_KERNEL = 2,
-  XC_INVALID_PARAM = 3,
-  XC_OUT_OF_MEMORY = 4,
-  /* new codes need to be added to xc_error_level_to_desc too */
-};
-
-#define XC_MAX_ERROR_MSG_LEN 1024
-typedef struct xc_error {
-  enum xc_error_code code;
-  char message[XC_MAX_ERROR_MSG_LEN];
-} xc_error;
-
-
-/*
- * Convert an error code or level into a text description.  Return values
- * are pointers to fixed strings and do not need to be freed.
- * Do not fail, but return pointers to generic strings if fed bogus input.
- */
-const char *xc_error_code_to_desc(int code);
-
-/*
- * Convert an errno value to a text description.
- */
-const char *xc_strerror(xc_interface *xch, int errcode);
-
-
-/*
- * Return a pointer to the last error with level XC_REPORT_ERROR. This
- * pointer and the data pointed to are only valid until the next call
- * to libxc in the same thread.
- */
-const xc_error *xc_get_last_error(xc_interface *handle);
-
-/*
- * Clear the last error
- */
-void xc_clear_last_error(xc_interface *xch);
-
-int xc_hvm_param_set(xc_interface *handle, domid_t dom, uint32_t param, uint64_t value);
-int xc_hvm_param_get(xc_interface *handle, domid_t dom, uint32_t param, uint64_t *value);
-
-/* Deprecated: use xc_hvm_param_set/get() instead. */
-int xc_set_hvm_param(xc_interface *handle, domid_t dom, int param, unsigned long value);
-int xc_get_hvm_param(xc_interface *handle, domid_t dom, int param, unsigned long *value);
-
-/*
- * IOREQ Server API. (See section on IOREQ Servers in public/hvm_op.h).
- */
-
-/**
- * This function instantiates an IOREQ Server.
- *
- * @parm xch a handle to an open hypervisor interface.
- * @parm domid the domain id to be serviced
- * @parm handle_bufioreq should the IOREQ Server handle buffered requests?
- * @parm id pointer to an ioservid_t to receive the IOREQ Server id.
- * @return 0 on success, -1 on failure.
- */
-int xc_hvm_create_ioreq_server(xc_interface *xch,
-                               domid_t domid,
-                               int handle_bufioreq,
-                               ioservid_t *id);
-
-/**
- * This function retrieves the necessary information to allow an
- * emulator to use an IOREQ Server.
- *
- * @parm xch a handle to an open hypervisor interface.
- * @parm domid the domain id to be serviced
- * @parm id the IOREQ Server id.
- * @parm ioreq_pfn pointer to a xen_pfn_t to receive the synchronous ioreq gmfn
- * @parm bufioreq_pfn pointer to a xen_pfn_t to receive the buffered ioreq gmfn
- * @parm bufioreq_port pointer to a evtchn_port_t to receive the buffered ioreq event channel
- * @return 0 on success, -1 on failure.
- */
-int xc_hvm_get_ioreq_server_info(xc_interface *xch,
-                                 domid_t domid,
-                                 ioservid_t id,
-                                 xen_pfn_t *ioreq_pfn,
-                                 xen_pfn_t *bufioreq_pfn,
-                                 evtchn_port_t *bufioreq_port);
-
-/**
- * This function sets IOREQ Server state. An IOREQ Server
- * will not be passed emulation requests until it is in
- * the enabled state.
- * Note that the contents of the ioreq_pfn and bufioreq_pfn are
- * not meaningful until the IOREQ Server is in the enabled state.
- *
- * @parm xch a handle to an open hypervisor interface.
- * @parm domid the domain id to be serviced
- * @parm id the IOREQ Server id.
- * @parm enabled the state.
- * @return 0 on success, -1 on failure.
- */
-int xc_hvm_set_ioreq_server_state(xc_interface *xch,
-                                  domid_t domid,
-                                  ioservid_t id,
-                                  int enabled);
-
-/**
- * This function registers a range of memory or I/O ports for emulation.
- *
- * @parm xch a handle to an open hypervisor interface.
- * @parm domid the domain id to be serviced
- * @parm id the IOREQ Server id.
- * @parm is_mmio is this a range of ports or memory
- * @parm start start of range
- * @parm end end of range (inclusive).
- * @return 0 on success, -1 on failure.
- */
-int xc_hvm_map_io_range_to_ioreq_server(xc_interface *xch,
-                                        domid_t domid,
-                                        ioservid_t id,
-                                        int is_mmio,
-                                        uint64_t start,
-                                        uint64_t end);
-
-/**
- * This function deregisters a range of memory or I/O ports for emulation.
- *
- * @parm xch a handle to an open hypervisor interface.
- * @parm domid the domain id to be serviced
- * @parm id the IOREQ Server id.
- * @parm is_mmio is this a range of ports or memory
- * @parm start start of range
- * @parm end end of range (inclusive).
- * @return 0 on success, -1 on failure.
- */
-int xc_hvm_unmap_io_range_from_ioreq_server(xc_interface *xch,
-                                            domid_t domid,
-                                            ioservid_t id,
-                                            int is_mmio,
-                                            uint64_t start,
-                                            uint64_t end);
-
-/**
- * This function registers a PCI device for config space emulation.
- *
- * @parm xch a handle to an open hypervisor interface.
- * @parm domid the domain id to be serviced
- * @parm id the IOREQ Server id.
- * @parm segment the PCI segment of the device
- * @parm bus the PCI bus of the device
- * @parm device the 'slot' number of the device
- * @parm function the function number of the device
- * @return 0 on success, -1 on failure.
- */
-int xc_hvm_map_pcidev_to_ioreq_server(xc_interface *xch,
-                                      domid_t domid,
-                                      ioservid_t id,
-                                      uint16_t segment,
-                                      uint8_t bus,
-                                      uint8_t device,
-                                      uint8_t function);
-
-/**
- * This function deregisters a PCI device for config space emulation.
- *
- * @parm xch a handle to an open hypervisor interface.
- * @parm domid the domain id to be serviced
- * @parm id the IOREQ Server id.
- * @parm segment the PCI segment of the device
- * @parm bus the PCI bus of the device
- * @parm device the 'slot' number of the device
- * @parm function the function number of the device
- * @return 0 on success, -1 on failure.
- */
-int xc_hvm_unmap_pcidev_from_ioreq_server(xc_interface *xch,
-                                          domid_t domid,
-                                          ioservid_t id,
-                                          uint16_t segment,
-                                          uint8_t bus,
-                                          uint8_t device,
-                                          uint8_t function);
-
-/**
- * This function destroys an IOREQ Server.
- *
- * @parm xch a handle to an open hypervisor interface.
- * @parm domid the domain id to be serviced
- * @parm id the IOREQ Server id.
- * @return 0 on success, -1 on failure.
- */
-int xc_hvm_destroy_ioreq_server(xc_interface *xch,
-                                domid_t domid,
-                                ioservid_t id);
-
-/* HVM guest pass-through */
-int xc_assign_device(xc_interface *xch,
-                     uint32_t domid,
-                     uint32_t machine_bdf);
-
-int xc_get_device_group(xc_interface *xch,
-                     uint32_t domid,
-                     uint32_t machine_bdf,
-                     uint32_t max_sdevs,
-                     uint32_t *num_sdevs,
-                     uint32_t *sdev_array);
-
-int xc_test_assign_device(xc_interface *xch,
-                          uint32_t domid,
-                          uint32_t machine_bdf);
-
-int xc_deassign_device(xc_interface *xch,
-                     uint32_t domid,
-                     uint32_t machine_bdf);
-
-int xc_domain_memory_mapping(xc_interface *xch,
-                             uint32_t domid,
-                             unsigned long first_gfn,
-                             unsigned long first_mfn,
-                             unsigned long nr_mfns,
-                             uint32_t add_mapping);
-
-int xc_domain_ioport_mapping(xc_interface *xch,
-                             uint32_t domid,
-                             uint32_t first_gport,
-                             uint32_t first_mport,
-                             uint32_t nr_ports,
-                             uint32_t add_mapping);
-
-int xc_domain_update_msi_irq(
-    xc_interface *xch,
-    uint32_t domid,
-    uint32_t gvec,
-    uint32_t pirq,
-    uint32_t gflags,
-    uint64_t gtable);
-
-int xc_domain_unbind_msi_irq(xc_interface *xch,
-                             uint32_t domid,
-                             uint32_t gvec,
-                             uint32_t pirq,
-                             uint32_t gflags);
-
-int xc_domain_bind_pt_irq(xc_interface *xch,
-                          uint32_t domid,
-                          uint8_t machine_irq,
-                          uint8_t irq_type,
-                          uint8_t bus,
-                          uint8_t device,
-                          uint8_t intx,
-                          uint8_t isa_irq);
-
-int xc_domain_unbind_pt_irq(xc_interface *xch,
-                          uint32_t domid,
-                          uint8_t machine_irq,
-                          uint8_t irq_type,
-                          uint8_t bus,
-                          uint8_t device,
-                          uint8_t intx,
-                          uint8_t isa_irq);
-
-int xc_domain_bind_pt_pci_irq(xc_interface *xch,
-                              uint32_t domid,
-                              uint8_t machine_irq,
-                              uint8_t bus,
-                              uint8_t device,
-                              uint8_t intx);
-
-int xc_domain_bind_pt_isa_irq(xc_interface *xch,
-                              uint32_t domid,
-                              uint8_t machine_irq);
-
-int xc_domain_set_machine_address_size(xc_interface *xch,
-				       uint32_t domid,
-				       unsigned int width);
-int xc_domain_get_machine_address_size(xc_interface *xch,
-				       uint32_t domid);
-
-int xc_domain_suppress_spurious_page_faults(xc_interface *xch,
-					  uint32_t domid);
-
-/* Set the target domain */
-int xc_domain_set_target(xc_interface *xch,
-                         uint32_t domid,
-                         uint32_t target);
-
-/* Control the domain for debug */
-int xc_domain_debug_control(xc_interface *xch,
-                            uint32_t domid,
-                            uint32_t sop,
-                            uint32_t vcpu);
-
-#if defined(__i386__) || defined(__x86_64__)
-int xc_cpuid_check(xc_interface *xch,
-                   const unsigned int *input,
-                   const char **config,
-                   char **config_transformed);
-int xc_cpuid_set(xc_interface *xch,
-                 domid_t domid,
-                 const unsigned int *input,
-                 const char **config,
-                 char **config_transformed);
-int xc_cpuid_apply_policy(xc_interface *xch,
-                          domid_t domid);
-void xc_cpuid_to_str(const unsigned int *regs,
-                     char **strs); /* some strs[] may be NULL if ENOMEM */
-int xc_mca_op(xc_interface *xch, struct xen_mc *mc);
-#endif
-
-struct xc_px_val {
-    uint64_t freq;        /* Px core frequency */
-    uint64_t residency;   /* Px residency time */
-    uint64_t count;       /* Px transition count */
-};
-
-struct xc_px_stat {
-    uint8_t total;        /* total Px states */
-    uint8_t usable;       /* usable Px states */
-    uint8_t last;         /* last Px state */
-    uint8_t cur;          /* current Px state */
-    uint64_t *trans_pt;   /* Px transition table */
-    struct xc_px_val *pt;
-};
-
-int xc_pm_get_max_px(xc_interface *xch, int cpuid, int *max_px);
-int xc_pm_get_pxstat(xc_interface *xch, int cpuid, struct xc_px_stat *pxpt);
-int xc_pm_reset_pxstat(xc_interface *xch, int cpuid);
-
-struct xc_cx_stat {
-    uint32_t nr;           /* entry nr in triggers[]/residencies[], incl C0 */
-    uint32_t last;         /* last Cx state */
-    uint64_t idle_time;    /* idle time from boot */
-    uint64_t *triggers;    /* Cx trigger counts */
-    uint64_t *residencies; /* Cx residencies */
-    uint32_t nr_pc;        /* entry nr in pc[] */
-    uint32_t nr_cc;        /* entry nr in cc[] */
-    uint64_t *pc;          /* 1-biased indexing (i.e. excl C0) */
-    uint64_t *cc;          /* 1-biased indexing (i.e. excl C0) */
-};
-typedef struct xc_cx_stat xc_cx_stat_t;
-
-int xc_pm_get_max_cx(xc_interface *xch, int cpuid, int *max_cx);
-int xc_pm_get_cxstat(xc_interface *xch, int cpuid, struct xc_cx_stat *cxpt);
-int xc_pm_reset_cxstat(xc_interface *xch, int cpuid);
-
-int xc_cpu_online(xc_interface *xch, int cpu);
-int xc_cpu_offline(xc_interface *xch, int cpu);
-
-/* 
- * cpufreq para name of this structure named 
- * same as sysfs file name of native linux
- */
-typedef xen_userspace_t xc_userspace_t;
-typedef xen_ondemand_t xc_ondemand_t;
-
-struct xc_get_cpufreq_para {
-    /* IN/OUT variable */
-    uint32_t cpu_num;
-    uint32_t freq_num;
-    uint32_t gov_num;
-
-    /* for all governors */
-    /* OUT variable */
-    uint32_t *affected_cpus;
-    uint32_t *scaling_available_frequencies;
-    char     *scaling_available_governors;
-    char scaling_driver[CPUFREQ_NAME_LEN];
-
-    uint32_t cpuinfo_cur_freq;
-    uint32_t cpuinfo_max_freq;
-    uint32_t cpuinfo_min_freq;
-    uint32_t scaling_cur_freq;
-
-    char scaling_governor[CPUFREQ_NAME_LEN];
-    uint32_t scaling_max_freq;
-    uint32_t scaling_min_freq;
-
-    /* for specific governor */
-    union {
-        xc_userspace_t userspace;
-        xc_ondemand_t ondemand;
-    } u;
-
-    int32_t turbo_enabled;
-};
-
-int xc_get_cpufreq_para(xc_interface *xch, int cpuid,
-                        struct xc_get_cpufreq_para *user_para);
-int xc_set_cpufreq_gov(xc_interface *xch, int cpuid, char *govname);
-int xc_set_cpufreq_para(xc_interface *xch, int cpuid,
-                        int ctrl_type, int ctrl_value);
-int xc_get_cpufreq_avgfreq(xc_interface *xch, int cpuid, int *avg_freq);
-
-int xc_set_sched_opt_smt(xc_interface *xch, uint32_t value);
-int xc_set_vcpu_migration_delay(xc_interface *xch, uint32_t value);
-int xc_get_vcpu_migration_delay(xc_interface *xch, uint32_t *value);
-
-int xc_get_cpuidle_max_cstate(xc_interface *xch, uint32_t *value);
-int xc_set_cpuidle_max_cstate(xc_interface *xch, uint32_t value);
-
-int xc_enable_turbo(xc_interface *xch, int cpuid);
-int xc_disable_turbo(xc_interface *xch, int cpuid);
-/**
- * tmem operations
- */
-
-struct tmem_oid {
-    uint64_t oid[3];
-};
-
-int xc_tmem_control_oid(xc_interface *xch, int32_t pool_id, uint32_t subop,
-                        uint32_t cli_id, uint32_t arg1, uint32_t arg2,
-                        struct tmem_oid oid, void *buf);
-int xc_tmem_control(xc_interface *xch,
-                    int32_t pool_id, uint32_t subop, uint32_t cli_id,
-                    uint32_t arg1, uint32_t arg2, uint64_t arg3, void *buf);
-int xc_tmem_auth(xc_interface *xch, int cli_id, char *uuid_str, int arg1);
-int xc_tmem_save(xc_interface *xch, int dom, int live, int fd, int field_marker);
-int xc_tmem_save_extra(xc_interface *xch, int dom, int fd, int field_marker);
-void xc_tmem_save_done(xc_interface *xch, int dom);
-int xc_tmem_restore(xc_interface *xch, int dom, int fd);
-int xc_tmem_restore_extra(xc_interface *xch, int dom, int fd);
-
-/** 
- * Mem paging operations.
- * Paging is supported only on the x86 architecture in 64 bit mode, with
- * Hardware-Assisted Paging (i.e. Intel EPT, AMD NPT). Moreover, AMD NPT
- * support is considered experimental.
- */
-int xc_mem_paging_enable(xc_interface *xch, domid_t domain_id, uint32_t *port);
-int xc_mem_paging_disable(xc_interface *xch, domid_t domain_id);
-int xc_mem_paging_nominate(xc_interface *xch, domid_t domain_id,
-                           unsigned long gfn);
-int xc_mem_paging_evict(xc_interface *xch, domid_t domain_id, unsigned long gfn);
-int xc_mem_paging_prep(xc_interface *xch, domid_t domain_id, unsigned long gfn);
-int xc_mem_paging_load(xc_interface *xch, domid_t domain_id, 
-                        unsigned long gfn, void *buffer);
-
-/** 
- * Access tracking operations.
- * Supported only on Intel EPT 64 bit processors.
- */
-
-/*
- * Enables mem_access and returns the mapped ring page.
- * Will return NULL on error.
- * Caller has to unmap this page when done.
- */
-void *xc_mem_access_enable(xc_interface *xch, domid_t domain_id, uint32_t *port);
-int xc_mem_access_disable(xc_interface *xch, domid_t domain_id);
-int xc_mem_access_resume(xc_interface *xch, domid_t domain_id);
-
-/*
- * Set a range of memory to a specific access.
- * Allowed types are XENMEM_access_default, XENMEM_access_n, any combination of
- * XENMEM_access_ + (rwx), and XENMEM_access_rx2rw
- */
-int xc_set_mem_access(xc_interface *xch, domid_t domain_id,
-                      xenmem_access_t access, uint64_t first_pfn,
-                      uint32_t nr);
-
-/*
- * Gets the mem access for the given page (returned in access on success)
- */
-int xc_get_mem_access(xc_interface *xch, domid_t domain_id,
-                      uint64_t pfn, xenmem_access_t *access);
-
-/***
- * Memory sharing operations.
- *
- * Unles otherwise noted, these calls return 0 on succes, -1 and errno on
- * failure.
- *
- * Sharing is supported only on the x86 architecture in 64 bit mode, with
- * Hardware-Assisted Paging (i.e. Intel EPT, AMD NPT). Moreover, AMD NPT
- * support is considered experimental. 
-
- * Calls below return ENOSYS if not in the x86_64 architecture.
- * Calls below return ENODEV if the domain does not support HAP.
- * Calls below return ESRCH if the specified domain does not exist.
- * Calls below return EPERM if the caller is unprivileged for this domain.
- */
-
-/* Turn on/off sharing for the domid, depending on the enable flag.
- *
- * Returns EXDEV if trying to enable and the domain has had a PCI device
- * assigned for passthrough (these two features are mutually exclusive).
- *
- * When sharing for a domain is turned off, the domain may still reference
- * shared pages. Unsharing happens lazily. */
-int xc_memshr_control(xc_interface *xch,
-                      domid_t domid,
-                      int enable);
-
-/* Create a communication ring in which the hypervisor will place ENOMEM
- * notifications.
- *
- * ENOMEM happens when unsharing pages: a Copy-on-Write duplicate needs to be
- * allocated, and thus the out-of-memory error occurr.
- *
- * For complete examples on how to plumb a notification ring, look into
- * xenpaging or xen-access.
- *
- * On receipt of a notification, the helper should ensure there is memory
- * available to the domain before retrying.
- *
- * If a domain encounters an ENOMEM condition when sharing and this ring
- * has not been set up, the hypervisor will crash the domain.
- *
- * Fails with:
- *  EINVAL if port is NULL
- *  EINVAL if the sharing ring has already been enabled
- *  ENOSYS if no guest gfn has been specified to host the ring via an hvm param
- *  EINVAL if the gfn for the ring has not been populated
- *  ENOENT if the gfn for the ring is paged out, or cannot be unshared
- *  EINVAL if the gfn for the ring cannot be written to
- *  EINVAL if the domain is dying
- *  ENOSPC if an event channel cannot be allocated for the ring
- *  ENOMEM if memory cannot be allocated for internal data structures
- *  EINVAL or EACCESS if the request is denied by the security policy
- */
-
-int xc_memshr_ring_enable(xc_interface *xch, 
-                          domid_t domid, 
-                          uint32_t *port);
-/* Disable the ring for ENOMEM communication.
- * May fail with EINVAL if the ring was not enabled in the first place.
- */
-int xc_memshr_ring_disable(xc_interface *xch, 
-                           domid_t domid);
-
-/*
- * Calls below return EINVAL if sharing has not been enabled for the domain
- * Calls below return EINVAL if the domain is dying
- */
-/* Once a reponse to an ENOMEM notification is prepared, the tool can
- * notify the hypervisor to re-schedule the faulting vcpu of the domain with an
- * event channel kick and/or this call. */
-int xc_memshr_domain_resume(xc_interface *xch,
-                            domid_t domid);
-
-/* Select a page for sharing. 
- *
- * A 64 bit opaque handle will be stored in handle.  The hypervisor ensures
- * that if the page is modified, the handle will be invalidated, and future
- * users of it will fail. If the page has already been selected and is still
- * associated to a valid handle, the existing handle will be returned.
- *
- * May fail with:
- *  EINVAL if the gfn is not populated or not sharable (mmio, etc)
- *  ENOMEM if internal data structures cannot be allocated
- *  E2BIG if the page is being referenced by other subsytems (e.g. qemu)
- *  ENOENT or EEXIST if there are internal hypervisor errors.
- */
-int xc_memshr_nominate_gfn(xc_interface *xch,
-                           domid_t domid,
-                           unsigned long gfn,
-                           uint64_t *handle);
-/* Same as above, but instead of a guest frame number, the input is a grant
- * reference provided by the guest.
- *
- * May fail with EINVAL if the grant reference is invalid.
- */
-int xc_memshr_nominate_gref(xc_interface *xch,
-                            domid_t domid,
-                            grant_ref_t gref,
-                            uint64_t *handle);
-
-/* The three calls below may fail with
- * 10 (or -XENMEM_SHARING_OP_S_HANDLE_INVALID) if the handle passed as source
- * is invalid.  
- * 9 (or -XENMEM_SHARING_OP_C_HANDLE_INVALID) if the handle passed as client is
- * invalid.
- */
-/* Share two nominated guest pages.
- *
- * If the call succeeds, both pages will point to the same backing frame (or
- * mfn). The hypervisor will verify the handles are still valid, but it will
- * not perform any sanity checking on the contens of the pages (the selection
- * mechanism for sharing candidates is entirely up to the user-space tool).
- *
- * After successful sharing, the client handle becomes invalid. Both <domain,
- * gfn> tuples point to the same mfn with the same handle, the one specified as
- * source. Either 3-tuple can be specified later for further re-sharing. 
- */
-int xc_memshr_share_gfns(xc_interface *xch,
-                    domid_t source_domain,
-                    unsigned long source_gfn,
-                    uint64_t source_handle,
-                    domid_t client_domain,
-                    unsigned long client_gfn,
-                    uint64_t client_handle);
-
-/* Same as above, but share two grant references instead.
- *
- * May fail with EINVAL if either grant reference is invalid.
- */
-int xc_memshr_share_grefs(xc_interface *xch,
-                    domid_t source_domain,
-                    grant_ref_t source_gref,
-                    uint64_t source_handle,
-                    domid_t client_domain,
-                    grant_ref_t client_gref,
-                    uint64_t client_handle);
-
-/* Allows to add to the guest physmap of the client domain a shared frame
- * directly.
- *
- * May additionally fail with 
- *  9 (-XENMEM_SHARING_OP_C_HANDLE_INVALID) if the physmap entry for the gfn is
- *  not suitable.
- *  ENOMEM if internal data structures cannot be allocated.
- *  ENOENT if there is an internal hypervisor error.
- */
-int xc_memshr_add_to_physmap(xc_interface *xch,
-                    domid_t source_domain,
-                    unsigned long source_gfn,
-                    uint64_t source_handle,
-                    domid_t client_domain,
-                    unsigned long client_gfn);
-
-/* Debug calls: return the number of pages referencing the shared frame backing
- * the input argument. Should be one or greater. 
- *
- * May fail with EINVAL if there is no backing shared frame for the input
- * argument.
- */
-int xc_memshr_debug_gfn(xc_interface *xch,
-                        domid_t domid,
-                        unsigned long gfn);
-/* May additionally fail with EINVAL if the grant reference is invalid. */
-int xc_memshr_debug_gref(xc_interface *xch,
-                         domid_t domid,
-                         grant_ref_t gref);
-
-/* Audits the share subsystem. 
- * 
- * Returns ENOSYS if not supported (may not be compiled into the hypervisor). 
- *
- * Returns the number of errors found during auditing otherwise. May be (should
- * be!) zero.
- *
- * If debugtrace support has been compiled into the hypervisor and is enabled,
- * verbose descriptions for the errors are available in the hypervisor console.
- */
-int xc_memshr_audit(xc_interface *xch);
-
-/* Stats reporting.
- *
- * At any point in time, the following equality should hold for a host:
- *
- *  Let dominfo(d) be the xc_dominfo_t struct filled by a call to
- *  xc_domain_getinfo(d)
- *
- *  The summation of dominfo(d)->shr_pages for all domains in the system
- *      should be equal to
- *  xc_sharing_freed_pages + xc_sharing_used_frames
- */
-/*
- * This function returns the total number of pages freed by using sharing
- * on the system.  For example, if two domains contain a single entry in
- * their p2m table that points to the same shared page (and no other pages
- * in the system are shared), then this function should return 1.
- */
-long xc_sharing_freed_pages(xc_interface *xch);
-
-/*
- * This function returns the total number of frames occupied by shared
- * pages on the system.  This is independent of the number of domains
- * pointing at these frames.  For example, in the above scenario this
- * should return 1. (And dominfo(d) for each of the two domains should return 1
- * as well).
- *
- * Note that some of these sharing_used_frames may be referenced by 
- * a single domain page, and thus not realize any savings. The same
- * applies to some of the pages counted in dominfo(d)->shr_pages.
- */
-long xc_sharing_used_frames(xc_interface *xch);
-/*** End sharing interface ***/
-
-int xc_flask_load(xc_interface *xc_handle, char *buf, uint32_t size);
-int xc_flask_context_to_sid(xc_interface *xc_handle, char *buf, uint32_t size, uint32_t *sid);
-int xc_flask_sid_to_context(xc_interface *xc_handle, int sid, char *buf, uint32_t size);
-int xc_flask_getenforce(xc_interface *xc_handle);
-int xc_flask_setenforce(xc_interface *xc_handle, int mode);
-int xc_flask_getbool_byid(xc_interface *xc_handle, int id, char *name, uint32_t size, int *curr, int *pend);
-int xc_flask_getbool_byname(xc_interface *xc_handle, char *name, int *curr, int *pend);
-int xc_flask_setbool(xc_interface *xc_handle, char *name, int value, int commit);
-int xc_flask_add_pirq(xc_interface *xc_handle, unsigned int pirq, char *scontext);
-int xc_flask_add_ioport(xc_interface *xc_handle, unsigned long low, unsigned long high,
-                      char *scontext);
-int xc_flask_add_iomem(xc_interface *xc_handle, unsigned long low, unsigned long high,
-                     char *scontext);
-int xc_flask_add_device(xc_interface *xc_handle, unsigned long device, char *scontext);
-int xc_flask_del_pirq(xc_interface *xc_handle, unsigned int pirq);
-int xc_flask_del_ioport(xc_interface *xc_handle, unsigned long low, unsigned long high);
-int xc_flask_del_iomem(xc_interface *xc_handle, unsigned long low, unsigned long high);
-int xc_flask_del_device(xc_interface *xc_handle, unsigned long device);
-int xc_flask_access(xc_interface *xc_handle, const char *scon, const char *tcon,
-                  uint16_t tclass, uint32_t req,
-                  uint32_t *allowed, uint32_t *decided,
-                  uint32_t *auditallow, uint32_t *auditdeny,
-                  uint32_t *seqno);
-int xc_flask_avc_cachestats(xc_interface *xc_handle, char *buf, int size);
-int xc_flask_policyvers(xc_interface *xc_handle);
-int xc_flask_avc_hashstats(xc_interface *xc_handle, char *buf, int size);
-int xc_flask_getavc_threshold(xc_interface *xc_handle);
-int xc_flask_setavc_threshold(xc_interface *xc_handle, int threshold);
-int xc_flask_relabel_domain(xc_interface *xch, int domid, uint32_t sid);
-
-struct elf_binary;
-void xc_elf_set_logfile(xc_interface *xch, struct elf_binary *elf,
-                        int verbose);
-/* Useful for callers who also use libelf. */
-
-/**
- * Checkpoint Compression
- */
-typedef struct compression_ctx comp_ctx;
-comp_ctx *xc_compression_create_context(xc_interface *xch,
-					unsigned long p2m_size);
-void xc_compression_free_context(xc_interface *xch, comp_ctx *ctx);
-
-/**
- * Add a page to compression page buffer, to be compressed later.
- *
- * returns 0 if the page was successfully added to the page buffer
- *
- * returns -1 if there is no space in buffer. In this case, the
- *  application should call xc_compression_compress_pages to compress
- *  the buffer (or atleast part of it), thereby freeing some space in
- *  the page buffer.
- *
- * returns -2 if the pfn is out of bounds, where the bound is p2m_size
- *  parameter passed during xc_compression_create_context.
- */
-int xc_compression_add_page(xc_interface *xch, comp_ctx *ctx, char *page,
-			    unsigned long pfn, int israw);
-
-/**
- * Delta compress pages in the compression buffer and inserts the
- * compressed data into the supplied compression buffer compbuf, whose
- * size is compbuf_size.
- * After compression, the pages are copied to the internal LRU cache.
- *
- * This function compresses as many pages as possible into the
- * supplied compression buffer. It maintains an internal iterator to
- * keep track of pages in the input buffer that are yet to be compressed.
- *
- * returns -1 if the compression buffer has run out of space.  
- * returns 1 on success.
- * returns 0 if no more pages are left to be compressed.
- *  When the return value is non-zero, compbuf_len indicates the actual
- *  amount of data present in compbuf (<=compbuf_size).
- */
-int xc_compression_compress_pages(xc_interface *xch, comp_ctx *ctx,
-				  char *compbuf, unsigned long compbuf_size,
-				  unsigned long *compbuf_len);
-
-/**
- * Resets the internal page buffer that holds dirty pages before compression.
- * Also resets the iterators.
- */
-void xc_compression_reset_pagebuf(xc_interface *xch, comp_ctx *ctx);
-
-/**
- * Caller must supply the compression buffer (compbuf),
- * its size (compbuf_size) and a reference to index variable (compbuf_pos)
- * that is used internally. Each call pulls out one page from the compressed
- * chunk and copies it to dest.
- */
-int xc_compression_uncompress_page(xc_interface *xch, char *compbuf,
-				   unsigned long compbuf_size,
-				   unsigned long *compbuf_pos, char *dest);
-
-/*
- * Execute an image previously loaded with xc_kexec_load().
- *
- * Does not return on success.
- *
- * Fails with:
- *   ENOENT if the specified image has not been loaded.
- */
-int xc_kexec_exec(xc_interface *xch, int type);
-
-/*
- * Find the machine address and size of certain memory areas.
- *
- *   KEXEC_RANGE_MA_CRASH       crash area
- *   KEXEC_RANGE_MA_XEN         Xen itself
- *   KEXEC_RANGE_MA_CPU         CPU note for CPU number 'nr'
- *   KEXEC_RANGE_MA_XENHEAP     xenheap
- *   KEXEC_RANGE_MA_EFI_MEMMAP  EFI Memory Map
- *   KEXEC_RANGE_MA_VMCOREINFO  vmcoreinfo
- *
- * Fails with:
- *   EINVAL if the range or CPU number isn't valid.
- */
-int xc_kexec_get_range(xc_interface *xch, int range,  int nr,
-                       uint64_t *size, uint64_t *start);
-
-/*
- * Load a kexec image into memory.
- *
- * The image may be of type KEXEC_TYPE_DEFAULT (executed on request)
- * or KEXEC_TYPE_CRASH (executed on a crash).
- *
- * The image architecture may be a 32-bit variant of the hypervisor
- * architecture (e.g, EM_386 on a x86-64 hypervisor).
- *
- * Fails with:
- *   ENOMEM if there is insufficient memory for the new image.
- *   EINVAL if the image does not fit into the crash area or the entry
- *          point isn't within one of segments.
- *   EBUSY  if another image is being executed.
- */
-int xc_kexec_load(xc_interface *xch, uint8_t type, uint16_t arch,
-                  uint64_t entry_maddr,
-                  uint32_t nr_segments, xen_kexec_segment_t *segments);
-
-/*
- * Unload a kexec image.
- *
- * This prevents a KEXEC_TYPE_DEFAULT or KEXEC_TYPE_CRASH image from
- * being executed.  The crash images are not cleared from the crash
- * region.
- */
-int xc_kexec_unload(xc_interface *xch, int type);
-
-#endif /* XENCTRL_H */
-
-/*
- * Local variables:
- * mode: C
- * c-file-style: "BSD"
- * c-basic-offset: 4
- * tab-width: 4
- * indent-tabs-mode: nil
- * End:
- */
diff --git a/tools/libxc/xenctrlosdep.h b/tools/libxc/xenctrlosdep.h
deleted file mode 100644
index e97944b..0000000
--- a/tools/libxc/xenctrlosdep.h
+++ /dev/null
@@ -1,173 +0,0 @@
-/******************************************************************************
- *
- * Interface to OS specific low-level operations
- *
- * Copyright (c) 2010, Citrix Systems Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- */
-
-/*
- * This interface defines the interactions between the Xen control
- * libraries and the OS facilities used to communicate with the
- * hypervisor.
- *
- * It is possible to override the default (native) implementation by
- * setting the XENCTRL_OSDEP environment variable to point to a
- * plugin library. Userspace can use this facility to intercept
- * hypervisor operations. This can be used e.g. to implement a
- * userspace simulator for Xen hypercalls.
- *
- * The plugin must contain a data structure:
- *  xc_osdep_info_t xc_osdep_info;
- *
- * xc_osdep_init:
- *   Must return a suitable struct xc_osdep_ops pointer or NULL on failure.
- */
-
-#ifndef XC_OSDEP_H
-#define XC_OSDEP_H
-
-/* Tell the Xen public headers we are a user-space tools build. */
-#ifndef __XEN_TOOLS__
-#define __XEN_TOOLS__ 1
-#endif
-
-#include <sys/mman.h>
-#include <sys/types.h>
-
-#include <xen/sys/privcmd.h>
-
-enum xc_osdep_type {
-    XC_OSDEP_PRIVCMD,
-    XC_OSDEP_EVTCHN,
-    XC_OSDEP_GNTTAB,
-    XC_OSDEP_GNTSHR,
-};
-
-/* Opaque handle internal to the backend */
-typedef unsigned long xc_osdep_handle;
-
-#define XC_OSDEP_OPEN_ERROR ((xc_osdep_handle)-1)
-
-struct xc_osdep_ops
-{
-    /* Opens an interface.
-     *
-     * Must return an opaque handle on success or
-     * XC_OSDEP_OPEN_ERROR on failure
-     */
-    xc_osdep_handle (*open)(xc_interface *xch);
-
-    int (*close)(xc_interface *xch, xc_osdep_handle h);
-
-    union {
-        struct {
-            void *(*alloc_hypercall_buffer)(xc_interface *xch, xc_osdep_handle h, int npages);
-            void (*free_hypercall_buffer)(xc_interface *xch, xc_osdep_handle h, void *ptr, int npages);
-
-            int (*hypercall)(xc_interface *xch, xc_osdep_handle h, privcmd_hypercall_t *hypercall);
-
-            void *(*map_foreign_batch)(xc_interface *xch, xc_osdep_handle h, uint32_t dom, int prot,
-                                       xen_pfn_t *arr, int num);
-            void *(*map_foreign_bulk)(xc_interface *xch, xc_osdep_handle h, uint32_t dom, int prot,
-                                      const xen_pfn_t *arr, int *err, unsigned int num);
-            void *(*map_foreign_range)(xc_interface *xch, xc_osdep_handle h, uint32_t dom, int size, int prot,
-                                       unsigned long mfn);
-            void *(*map_foreign_ranges)(xc_interface *xch, xc_osdep_handle h, uint32_t dom, size_t size, int prot,
-                                        size_t chunksize, privcmd_mmap_entry_t entries[],
-                                        int nentries);
-        } privcmd;
-        struct {
-            int (*fd)(xc_evtchn *xce, xc_osdep_handle h);
-
-            int (*notify)(xc_evtchn *xce, xc_osdep_handle h, evtchn_port_t port);
-
-            evtchn_port_or_error_t (*bind_unbound_port)(xc_evtchn *xce, xc_osdep_handle h, int domid);
-            evtchn_port_or_error_t (*bind_interdomain)(xc_evtchn *xce, xc_osdep_handle h, int domid,
-                                                       evtchn_port_t remote_port);
-            evtchn_port_or_error_t (*bind_virq)(xc_evtchn *xce, xc_osdep_handle h, unsigned int virq);
-
-            int (*unbind)(xc_evtchn *xce, xc_osdep_handle h, evtchn_port_t port);
-
-            evtchn_port_or_error_t (*pending)(xc_evtchn *xce, xc_osdep_handle h);
-            int (*unmask)(xc_evtchn *xce, xc_osdep_handle h, evtchn_port_t port);
-        } evtchn;
-        struct {
-#define XC_GRANT_MAP_SINGLE_DOMAIN 0x1
-            void *(*grant_map)(xc_gnttab *xcg, xc_osdep_handle h,
-                               uint32_t count, int flags, int prot,
-                               uint32_t *domids, uint32_t *refs,
-                               uint32_t notify_offset,
-                               evtchn_port_t notify_port);
-            int (*munmap)(xc_gnttab *xcg, xc_osdep_handle h,
-                          void *start_address,
-                          uint32_t count);
-            int (*set_max_grants)(xc_gnttab *xcg, xc_osdep_handle h, uint32_t count);
-        } gnttab;
-        struct {
-            void *(*share_pages)(xc_gntshr *xcg, xc_osdep_handle h,
-                                 uint32_t domid, int count,
-                                 uint32_t *refs, int writable,
-                                 uint32_t notify_offset,
-                                 evtchn_port_t notify_port);
-            int (*munmap)(xc_gntshr *xcg, xc_osdep_handle h,
-                          void *start_address, uint32_t count);
-        } gntshr;
-    } u;
-};
-typedef struct xc_osdep_ops xc_osdep_ops;
-
-typedef xc_osdep_ops *(*xc_osdep_init_fn)(xc_interface *xch, enum xc_osdep_type);
-
-struct xc_osdep_info
-{
-    /* Describes this backend. */
-    const char *name;
-
-    /* Returns ops function. */
-    xc_osdep_init_fn init;
-
-    /* True if this interface backs onto a fake Xen. */
-    int fake;
-
-    /* For internal use by loader. */
-    void *dl_handle;
-};
-typedef struct xc_osdep_info xc_osdep_info_t;
-
-/* All backends, including the builtin backend, must supply this structure. */
-extern xc_osdep_info_t xc_osdep_info;
-
-/* Stub for not yet converted OSes */
-void *xc_map_foreign_bulk_compat(xc_interface *xch, xc_osdep_handle h,
-                                 uint32_t dom, int prot,
-                                 const xen_pfn_t *arr, int *err, unsigned int num);
-
-/* Report errors through xc_interface */
-void xc_osdep_log(xc_interface *xch, xentoollog_level level, int code,
-                  const char *fmt, ...) __attribute__((format(printf, 4, 5)));
-
-#endif
-
-/*
- * Local variables:
- * mode: C
- * c-file-style: "BSD"
- * c-basic-offset: 4
- * tab-width: 4
- * indent-tabs-mode: nil
- * End:
- */
diff --git a/tools/libxc/xenguest.h b/tools/libxc/xenguest.h
deleted file mode 100644
index 40bbac8..0000000
--- a/tools/libxc/xenguest.h
+++ /dev/null
@@ -1,325 +0,0 @@
-/******************************************************************************
- * xenguest.h
- *
- * A library for guest domain management in Xen.
- *
- * Copyright (c) 2003-2004, K A Fraser.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- */
-
-#ifndef XENGUEST_H
-#define XENGUEST_H
-
-#define XCFLAGS_LIVE      (1 << 0)
-#define XCFLAGS_DEBUG     (1 << 1)
-#define XCFLAGS_HVM       (1 << 2)
-#define XCFLAGS_STDVGA    (1 << 3)
-#define XCFLAGS_CHECKPOINT_COMPRESS    (1 << 4)
-
-#define X86_64_B_SIZE   64 
-#define X86_32_B_SIZE   32
-
-/* callbacks provided by xc_domain_save */
-struct save_callbacks {
-    /* Called after expiration of checkpoint interval,
-     * to suspend the guest.
-     */
-    int (*suspend)(void* data);
-
-    /* Called after the guest's dirty pages have been
-     *  copied into an output buffer.
-     * Callback function resumes the guest & the device model,
-     *  returns to xc_domain_save.
-     * xc_domain_save then flushes the output buffer, while the
-     *  guest continues to run.
-     */
-    int (*postcopy)(void* data);
-
-    /* Called after the memory checkpoint has been flushed
-     * out into the network. Typical actions performed in this
-     * callback include:
-     *   (a) send the saved device model state (for HVM guests),
-     *   (b) wait for checkpoint ack
-     *   (c) release the network output buffer pertaining to the acked checkpoint.
-     *   (c) sleep for the checkpoint interval.
-     *
-     * returns:
-     * 0: terminate checkpointing gracefully
-     * 1: take another checkpoint */
-    int (*checkpoint)(void* data);
-
-    /* Enable qemu-dm logging dirty pages to xen */
-    int (*switch_qemu_logdirty)(int domid, unsigned enable, void *data); /* HVM only */
-
-    /* Save toolstack specific data
-     * @param buf the buffer with the data to be saved
-     * @param len the length of the buffer
-     * The callee allocates the buffer, the caller frees it (buffer must
-     * be free'able).
-     */
-    int (*toolstack_save)(uint32_t domid, uint8_t **buf, uint32_t *len, void *data);
-
-    /* to be provided as the last argument to each callback function */
-    void* data;
-};
-
-/**
- * This function will save a running domain.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm fd the file descriptor to save a domain to
- * @parm dom the id of the domain
- * @return 0 on success, -1 on failure
- */
-int xc_domain_save(xc_interface *xch, int io_fd, uint32_t dom, uint32_t max_iters,
-                   uint32_t max_factor, uint32_t flags /* XCFLAGS_xxx */,
-                   struct save_callbacks* callbacks, int hvm);
-
-
-/* callbacks provided by xc_domain_restore */
-struct restore_callbacks {
-    /* callback to restore toolstack specific data */
-    int (*toolstack_restore)(uint32_t domid, const uint8_t *buf,
-            uint32_t size, void* data);
-
-    /* to be provided as the last argument to each callback function */
-    void* data;
-};
-
-/**
- * This function will restore a saved domain.
- *
- * Domain is restored in a suspended state ready to be unpaused.
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm fd the file descriptor to restore a domain from
- * @parm dom the id of the domain
- * @parm store_evtchn the store event channel for this domain to use
- * @parm store_mfn returned with the mfn of the store page
- * @parm hvm non-zero if this is a HVM restore
- * @parm pae non-zero if this HVM domain has PAE support enabled
- * @parm superpages non-zero to allocate guest memory with superpages
- * @parm checkpointed_stream non-zero if the far end of the stream is using checkpointing
- * @parm callbacks non-NULL to receive a callback to restore toolstack
- *       specific data
- * @return 0 on success, -1 on failure
- */
-int xc_domain_restore(xc_interface *xch, int io_fd, uint32_t dom,
-                      unsigned int store_evtchn, unsigned long *store_mfn,
-                      domid_t store_domid, unsigned int console_evtchn,
-                      unsigned long *console_mfn, domid_t console_domid,
-                      unsigned int hvm, unsigned int pae, int superpages,
-                      int checkpointed_stream,
-                      struct restore_callbacks *callbacks);
-/**
- * xc_domain_restore writes a file to disk that contains the device
- * model saved state.
- * The pathname of this file is XC_DEVICE_MODEL_RESTORE_FILE; The domid
- * of the new domain is automatically appended to the filename,
- * separated by a ".".
- */
-#define XC_DEVICE_MODEL_RESTORE_FILE "/var/lib/xen/qemu-resume"
-
-/**
- * This function will create a domain for a paravirtualized Linux
- * using file names pointing to kernel and ramdisk
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the id of the domain
- * @parm mem_mb memory size in megabytes
- * @parm image_name name of the kernel image file
- * @parm ramdisk_name name of the ramdisk image file
- * @parm cmdline command line string
- * @parm flags domain creation flags
- * @parm store_evtchn the store event channel for this domain to use
- * @parm store_mfn returned with the mfn of the store page
- * @parm console_evtchn the console event channel for this domain to use
- * @parm conole_mfn returned with the mfn of the console page
- * @return 0 on success, -1 on failure
- */
-int xc_linux_build(xc_interface *xch,
-                   uint32_t domid,
-                   unsigned int mem_mb,
-                   const char *image_name,
-                   const char *ramdisk_name,
-                   const char *cmdline,
-                   const char *features,
-                   unsigned long flags,
-                   unsigned int store_evtchn,
-                   unsigned long *store_mfn,
-                   unsigned int console_evtchn,
-                   unsigned long *console_mfn);
-
-/** The same interface, but the dom structure is managed by the caller */
-struct xc_dom_image;
-int xc_dom_linux_build(xc_interface *xch,
-		       struct xc_dom_image *dom,
-		       uint32_t domid,
-		       unsigned int mem_mb,
-		       const char *image_name,
-		       const char *ramdisk_name,
-		       unsigned long flags,
-		       unsigned int store_evtchn,
-		       unsigned long *store_mfn,
-		       unsigned int console_evtchn,
-		       unsigned long *console_mfn);
-
-/**
- * This function will create a domain for a paravirtualized Linux
- * using buffers for kernel and initrd
- *
- * @parm xch a handle to an open hypervisor interface
- * @parm domid the id of the domain
- * @parm mem_mb memory size in megabytes
- * @parm image_buffer buffer containing kernel image
- * @parm image_size size of the kernel image buffer
- * @parm initrd_buffer name of the ramdisk image file
- * @parm initrd_size size of the ramdisk buffer
- * @parm cmdline command line string
- * @parm flags domain creation flags
- * @parm store_evtchn the store event channel for this domain to use
- * @parm store_mfn returned with the mfn of the store page
- * @parm console_evtchn the console event channel for this domain to use
- * @parm conole_mfn returned with the mfn of the console page
- * @return 0 on success, -1 on failure
- */
-int xc_linux_build_mem(xc_interface *xch,
-                       uint32_t domid,
-                       unsigned int mem_mb,
-                       const char *image_buffer,
-                       unsigned long image_size,
-                       const char *initrd_buffer,
-                       unsigned long initrd_size,
-                       const char *cmdline,
-                       const char *features,
-                       unsigned long flags,
-                       unsigned int store_evtchn,
-                       unsigned long *store_mfn,
-                       unsigned int console_evtchn,
-                       unsigned long *console_mfn);
-
-struct xc_hvm_firmware_module {
-    uint8_t  *data;
-    uint32_t  length;
-    uint64_t  guest_addr_out;
-};
-
-struct xc_hvm_build_args {
-    uint64_t mem_size;           /* Memory size in bytes. */
-    uint64_t mem_target;         /* Memory target in bytes. */
-    uint64_t mmio_size;          /* Size of the MMIO hole in bytes. */
-    const char *image_file_name; /* File name of the image to load. */
-
-    /* Extra ACPI tables passed to HVMLOADER */
-    struct xc_hvm_firmware_module acpi_module;
-
-    /* Extra SMBIOS structures passed to HVMLOADER */
-    struct xc_hvm_firmware_module smbios_module;
-    /* Whether to use claim hypercall (1 - enable, 0 - disable). */
-    int claim_enabled;
-};
-
-/**
- * Build a HVM domain.
- * @parm xch      libxc context handle.
- * @parm domid    domain ID for the new domain.
- * @parm hvm_args parameters for the new domain.
- *
- * The memory size and image file parameters are required, the rest
- * are optional.
- */
-int xc_hvm_build(xc_interface *xch, uint32_t domid,
-                 struct xc_hvm_build_args *hvm_args);
-
-int xc_hvm_build_target_mem(xc_interface *xch,
-                            uint32_t domid,
-                            int memsize,
-                            int target,
-                            const char *image_name);
-
-/*
- * Sets *lockfd to -1.
- * Has deallocated everything even on error.
- */
-int xc_suspend_evtchn_release(xc_interface *xch, xc_evtchn *xce, int domid, int suspend_evtchn, int *lockfd);
-
-/**
- * This function eats the initial notification.
- * xce must not be used for anything else
- * See xc_suspend_evtchn_init_sane re lockfd.
- */
-int xc_suspend_evtchn_init_exclusive(xc_interface *xch, xc_evtchn *xce,
-                                     int domid, int port, int *lockfd);
-
-/* xce must not be used for anything else */
-int xc_await_suspend(xc_interface *xch, xc_evtchn *xce, int suspend_evtchn);
-
-/**
- * The port will be signaled immediately after this call
- * The caller should check the domain status and look for the next event
- * On success, *lockfd will be set to >=0 and *lockfd must be preserved
- * and fed to xc_suspend_evtchn_release.  (On error *lockfd is
- * undefined and xc_suspend_evtchn_release is not allowed.)
- */
-int xc_suspend_evtchn_init_sane(xc_interface *xch, xc_evtchn *xce,
-                                int domid, int port, int *lockfd);
-
-int xc_get_bit_size(xc_interface *xch,
-                    const char *image_name, const char *cmdline,
-                    const char *features, int *type);
-
-int xc_mark_page_online(xc_interface *xch, unsigned long start,
-                        unsigned long end, uint32_t *status);
-
-int xc_mark_page_offline(xc_interface *xch, unsigned long start,
-                          unsigned long end, uint32_t *status);
-
-int xc_query_page_offline_status(xc_interface *xch, unsigned long start,
-                                 unsigned long end, uint32_t *status);
-
-int xc_exchange_page(xc_interface *xch, int domid, xen_pfn_t mfn);
-
-
-/**
- * Memory related information, such as PFN types, the P2M table,
- * the guest word width and the guest page table levels.
- */
-struct xc_domain_meminfo {
-    unsigned int pt_levels;
-    unsigned int guest_width;
-    xen_pfn_t *pfn_type;
-    xen_pfn_t *p2m_table;
-    unsigned long p2m_size;
-};
-
-int xc_map_domain_meminfo(xc_interface *xch, int domid,
-                          struct xc_domain_meminfo *minfo);
-
-int xc_unmap_domain_meminfo(xc_interface *xch, struct xc_domain_meminfo *mem);
-
-/**
- * This function map m2p table
- * @parm xch a handle to an open hypervisor interface
- * @parm max_mfn the max pfn
- * @parm prot the flags to map, such as read/write etc
- * @parm mfn0 return the first mfn, can be NULL
- * @return mapped m2p table on success, NULL on failure
- */
-xen_pfn_t *xc_map_m2p(xc_interface *xch,
-                      unsigned long max_mfn,
-                      int prot,
-                      unsigned long *mfn0);
-#endif /* XENGUEST_H */
diff --git a/tools/libxc/xentoollog.h b/tools/libxc/xentoollog.h
deleted file mode 100644
index 85d3da9..0000000
--- a/tools/libxc/xentoollog.h
+++ /dev/null
@@ -1,137 +0,0 @@
-/*
- * xentoollog.h
- *
- * Copyright (c) 2010 Citrix
- * Part of a generic logging interface used by various dom0 userland libraries.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- */
-
-#ifndef XENTOOLLOG_H
-#define XENTOOLLOG_H
-
-#include <stdio.h>
-#include <stdarg.h>
-
-
-/*---------- common declarations and types ----------*/
-
-typedef enum xentoollog_level {
-    XTL_NONE, /* sentinel etc, never used for logging */
-    XTL_DEBUG,
-    XTL_VERBOSE,
-    XTL_DETAIL,
-    XTL_PROGRESS, /* also used for "progress" messages */
-    XTL_INFO,
-    XTL_NOTICE,
-    XTL_WARN,
-    XTL_ERROR,
-    XTL_CRITICAL,
-    XTL_NUM_LEVELS
-} xentoollog_level;
-
-typedef struct xentoollog_logger xentoollog_logger;
-struct xentoollog_logger {
-    void (*vmessage)(struct xentoollog_logger *logger,
-                     xentoollog_level level,
-                     int errnoval /* or -1 */,
-                     const char *context /* eg "xc", "xl", may be 0 */,
-                     const char *format /* without level, context, \n */,
-                     va_list al)
-         __attribute__((format(printf,5,0)));
-    void (*progress)(struct xentoollog_logger *logger,
-                     const char *context /* see above */,
-                     const char *doing_what /* no \r,\n */,
-                     int percent, unsigned long done, unsigned long total)
-         /* null function pointer is ok.
-          * will always be called with done==0 for each new
-          * context/doing_what */;
-    void (*destroy)(struct xentoollog_logger *logger);
-    /* each logger can put its necessary data here */
-};
-
-
-/*---------- facilities for consuming log messages ----------*/
-
-#define XTL_STDIOSTREAM_SHOW_PID            001u
-#define XTL_STDIOSTREAM_SHOW_DATE           002u
-#define XTL_STDIOSTREAM_HIDE_PROGRESS       004u
-#define XTL_STDIOSTREAM_PROGRESS_USE_CR     010u /* default is to */
-#define XTL_STDIOSTREAM_PROGRESS_NO_CR      020u /* use \r to ttys */
-
-typedef struct xentoollog_logger_stdiostream  xentoollog_logger_stdiostream;
-
-xentoollog_logger_stdiostream *xtl_createlogger_stdiostream
-        (FILE *f, xentoollog_level min_level, unsigned flags);
-    /* may return 0 if malloc fails, in which case error was logged */
-    /* destroy on this logger does not close the file */
-
-void xtl_stdiostream_set_minlevel(xentoollog_logger_stdiostream*,
-                                  xentoollog_level min_level);
-void xtl_stdiostream_adjust_flags(xentoollog_logger_stdiostream*,
-                                  unsigned set_flags, unsigned clear_flags);
-  /* if set_flags and clear_flags overlap, set_flags takes precedence */
-
-void xtl_logger_destroy(struct xentoollog_logger *logger /* 0 is ok */);
-
-
-/*---------- facilities for generating log messages ----------*/
-
-void xtl_logv(struct xentoollog_logger *logger,
-              xentoollog_level level,
-              int errnoval /* or -1 */,
-              const char *context /* eg "xc", "xenstore", "xl", may be 0 */,
-              const char *format /* does not contain \n */,
-              va_list) __attribute__((format(printf,5,0)));
-
-void xtl_log(struct xentoollog_logger *logger,
-             xentoollog_level level,
-             int errnoval /* or -1 */,
-             const char *context /* eg "xc", "xenstore", "xl" */,
-             const char *format /* does not contain \n */,
-             ...) __attribute__((format(printf,5,6)));
-
-void xtl_progress(struct xentoollog_logger *logger,
-                  const char *context /* see above, may be 0 */,
-                  const char *doing_what,
-                  unsigned long done, unsigned long total);
-
-
-/*---------- facilities for defining log message consumers ----------*/
-
-const char *xtl_level_to_string(xentoollog_level); /* never fails */
-
-
-#define XTL_NEW_LOGGER(LOGGER,buffer) ({                                \
-    xentoollog_logger_##LOGGER *new_consumer;                           \
-                                                                        \
-    (buffer).vtable.vmessage = LOGGER##_vmessage;                       \
-    (buffer).vtable.progress = LOGGER##_progress;                       \
-    (buffer).vtable.destroy  = LOGGER##_destroy;                        \
-                                                                        \
-    new_consumer = malloc(sizeof(*new_consumer));                       \
-    if (!new_consumer) {                                                \
-        xtl_log((xentoollog_logger*)&buffer,                            \
-                XTL_CRITICAL, errno, "xtl",                             \
-                "failed to allocate memory for new message logger");    \
-    } else {                                                            \
-        *new_consumer = buffer;                                         \
-    }                                                                   \
-                                                                        \
-    new_consumer;                                                       \
-});
-
-
-#endif /* XENTOOLLOG_H */
