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[83.233.90.46]) by smtp.gmail.com with ESMTPSA id y200sm2226229lfd.12.2016.07.18.09.50.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 18 Jul 2016 09:50:40 -0700 (PDT) From: Christophe Milard To: mike.holmes@linaro.org, yi.he@linaro.org, balakrishna.garapati@linaro.org, lng-odp@lists.linaro.org Date: Mon, 18 Jul 2016 19:49:24 +0200 Message-Id: <1468864178-43721-5-git-send-email-christophe.milard@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1468864178-43721-1-git-send-email-christophe.milard@linaro.org> References: <1468864178-43721-1-git-send-email-christophe.milard@linaro.org> X-Topics: patch Subject: [lng-odp] [API-NEXT PATCH 04/18] drv: adding byteorder.h X-BeenThere: lng-odp@lists.linaro.org X-Mailman-Version: 2.1.16 Precedence: list List-Id: "The OpenDataPlane \(ODP\) List" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: lng-odp-bounces@lists.linaro.org Sender: "lng-odp" copied from api interface (77a27212b563299959fb2a609b86bb9117a8f918). Signed-off-by: Christophe Milard --- include/odp/drv/spec/byteorder.h | 178 +++++++++++++++++++++++++++++++++++++++ platform/Makefile.inc | 4 + 2 files changed, 182 insertions(+) create mode 100644 include/odp/drv/spec/byteorder.h -- 2.7.4 diff --git a/include/odp/drv/spec/byteorder.h b/include/odp/drv/spec/byteorder.h new file mode 100644 index 0000000..d3f5d7e --- /dev/null +++ b/include/odp/drv/spec/byteorder.h @@ -0,0 +1,178 @@ +/* Copyright (c) 2016, Linaro Limited + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +/** + * @file + * + * ODPDRV byteorder + */ + +#ifndef ODPDRV_BYTEORDER_H_ +#define ODPDRV_BYTEORDER_H_ +#include + +#ifdef __cplusplus +extern "C" { +#endif + +/** @addtogroup odpdrv_compiler_optim ODPDRV COMPILER / OPTIMIZATION + * Macros that check byte order and operations for byte order conversion. + * @{ + */ + +/** + * @def ODPDRV_BIG_ENDIAN + * Big endian byte order + * + * @def ODPDRV_LITTLE_ENDIAN + * Little endian byte order + * + * @def ODPDRV_BIG_ENDIAN_BITFIELD + * Big endian bit field + * + * @def ODPDRV_LITTLE_ENDIAN_BITFIELD + * Little endian bit field + * + * @def ODPDRV_BYTE_ORDER + * Selected byte order + */ + +/** + * @typedef odpdrv_u16le_t + * unsigned 16bit little endian + * + * @typedef odpdrv_u16be_t + * unsigned 16bit big endian + * + * @typedef odpdrv_u32le_t + * unsigned 32bit little endian + * + * @typedef odpdrv_u32be_t + * unsigned 32bit big endian + * + * @typedef odpdrv_u64le_t + * unsigned 64bit little endian + * + * @typedef odpdrv_u64be_t + * unsigned 64bit big endian + * + * @typedef odpdrv_u16sum_t + * unsigned 16bit bitwise + * + * @typedef odpdrv_u32sum_t + * unsigned 32bit bitwise + */ + +/* + * Big Endian -> CPU byte order: + */ + +/** + * Convert 16bit big endian to cpu native uint16_t + * @param be16 big endian 16bit + * @return cpu native uint16_t + */ +uint16_t odpdrv_be_to_cpu_16(odpdrv_u16be_t be16); + +/** + * Convert 32bit big endian to cpu native uint32_t + * @param be32 big endian 32bit + * @return cpu native uint32_t + */ +uint32_t odpdrv_be_to_cpu_32(odpdrv_u32be_t be32); + +/** + * Convert 64bit big endian to cpu native uint64_t + * @param be64 big endian 64bit + * @return cpu native uint64_t + */ +uint64_t odpdrv_be_to_cpu_64(odpdrv_u64be_t be64); + +/* + * CPU byte order -> Big Endian: + */ + +/** + * Convert cpu native uint16_t to 16bit big endian + * @param cpu16 uint16_t in cpu native format + * @return big endian 16bit + */ +odpdrv_u16be_t odpdrv_cpu_to_be_16(uint16_t cpu16); + +/** + * Convert cpu native uint32_t to 32bit big endian + * @param cpu32 uint32_t in cpu native format + * @return big endian 32bit + */ +odpdrv_u32be_t odpdrv_cpu_to_be_32(uint32_t cpu32); + +/** + * Convert cpu native uint64_t to 64bit big endian + * @param cpu64 uint64_t in cpu native format + * @return big endian 64bit + */ +odpdrv_u64be_t odpdrv_cpu_to_be_64(uint64_t cpu64); + +/* + * Little Endian -> CPU byte order: + */ + +/** + * Convert 16bit little endian to cpu native uint16_t + * @param le16 little endian 16bit + * @return cpu native uint16_t + */ +uint16_t odpdrv_le_to_cpu_16(odpdrv_u16le_t le16); + +/** + * Convert 32bit little endian to cpu native uint32_t + * @param le32 little endian 32bit + * @return cpu native uint32_t + */ +uint32_t odpdrv_le_to_cpu_32(odpdrv_u32le_t le32); + +/** + * Convert 64bit little endian to cpu native uint64_t + * @param le64 little endian 64bit + * @return cpu native uint64_t + */ +uint64_t odpdrv_le_to_cpu_64(odpdrv_u64le_t le64); + +/* + * CPU byte order -> Little Endian: + */ + +/** + * Convert cpu native uint16_t to 16bit little endian + * @param cpu16 uint16_t in cpu native format + * @return little endian 16bit + */ +odpdrv_u16le_t odpdrv_cpu_to_le_16(uint16_t cpu16); + +/** + * Convert cpu native uint32_t to 32bit little endian + * @param cpu32 uint32_t in cpu native format + * @return little endian 32bit + */ +odpdrv_u32le_t odpdrv_cpu_to_le_32(uint32_t cpu32); + +/** + * Convert cpu native uint64_t to 64bit little endian + * @param cpu64 uint64_t in cpu native format + * @return little endian 64bit + */ +odpdrv_u64le_t odpdrv_cpu_to_le_64(uint64_t cpu64); + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#include +#endif diff --git a/platform/Makefile.inc b/platform/Makefile.inc index 053bd12..9fea4a7 100644 --- a/platform/Makefile.inc +++ b/platform/Makefile.inc @@ -60,3 +60,7 @@ odpapispecinclude_HEADERS = \ $(top_srcdir)/include/odp/api/spec/timer.h \ $(top_srcdir)/include/odp/api/spec/traffic_mngr.h \ $(top_srcdir)/include/odp/api/spec/version.h + +odpdrvspecincludedir= $(includedir)/odp/drv/spec +odpdrvspecinclude_HEADERS = \ + $(top_srcdir)/include/odp/drv/spec/byteorder.h