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[71.56.157.77]) by smtp.gmail.com with ESMTPSA id e21-20020a170902d39500b0015e8d4eb2aesm129651pld.248.2022.05.05.15.47.28 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 May 2022 15:47:28 -0700 (PDT) From: Luiz Augusto von Dentz To: linux-bluetooth@vger.kernel.org Subject: [PATCH BlueZ 1/7] lib: Add definitions for ISO socket Date: Thu, 5 May 2022 15:47:21 -0700 Message-Id: <20220505224727.3369989-1-luiz.dentz@gmail.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Luiz Augusto von Dentz --- Makefile.am | 2 +- lib/bluetooth.h | 38 +++++++++++++++++++++++++++++++++++++- lib/iso.h | 42 ++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 80 insertions(+), 2 deletions(-) create mode 100644 lib/iso.h diff --git a/Makefile.am b/Makefile.am index 82125c482..c7b369606 100644 --- a/Makefile.am +++ b/Makefile.am @@ -69,7 +69,7 @@ lib_headers = lib/bluetooth.h lib/hci.h lib/hci_lib.h \ lib/sco.h lib/l2cap.h lib/sdp.h lib/sdp_lib.h \ lib/rfcomm.h lib/bnep.h lib/cmtp.h lib/hidp.h -extra_headers = lib/mgmt.h lib/uuid.h lib/a2mp.h lib/amp.h +extra_headers = lib/mgmt.h lib/uuid.h lib/a2mp.h lib/amp.h lib/iso.h extra_sources = lib/uuid.c local_headers = $(foreach file,$(lib_headers), lib/bluetooth/$(notdir $(file))) diff --git a/lib/bluetooth.h b/lib/bluetooth.h index 0fcf412c6..73297c147 100644 --- a/lib/bluetooth.h +++ b/lib/bluetooth.h @@ -37,6 +37,7 @@ extern "C" { #define BTPROTO_CMTP 5 #define BTPROTO_HIDP 6 #define BTPROTO_AVDTP 7 +#define BTPROTO_ISO 8 #define SOL_HCI 0 #define SOL_L2CAP 6 @@ -140,7 +141,39 @@ struct bt_voice { #define BT_SCM_PKT_STATUS 0x03 -#define BT_CODEC 19 +#define BT_ISO_QOS 17 + +#define BT_ISO_QOS_CIG_UNSET 0xff +#define BT_ISO_QOS_CIS_UNSET 0xff + +struct bt_iso_io_qos { + uint32_t interval; + uint16_t latency; + uint16_t sdu; + uint8_t phy; + uint8_t rtn; +}; + +struct bt_iso_qos { + union { + uint8_t cig; + uint8_t big; + }; + union { + uint8_t cis; + uint8_t bis; + }; + union { + uint8_t sca; + uint8_t sync_interval; + }; + uint8_t packing; + uint8_t framing; + struct bt_iso_io_qos in; + struct bt_iso_io_qos out; +}; + +#define BT_CODEC 19 struct bt_codec { uint8_t id; uint16_t cid; @@ -158,6 +191,7 @@ struct bt_codecs { struct bt_codec codecs[]; } __attribute__((packed)); + /* Connection and socket states */ enum { BT_CONNECTED = 1, /* Equal to TCP_ESTABLISHED to make net code happy */ @@ -171,6 +205,8 @@ enum { BT_CLOSED }; +#define BT_ISO_BASE 20 + /* Byte order conversions */ #if __BYTE_ORDER == __LITTLE_ENDIAN #define htobs(d) (d) diff --git a/lib/iso.h b/lib/iso.h new file mode 100644 index 000000000..1e9f79ce5 --- /dev/null +++ b/lib/iso.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2022 Intel Corporation. + * + */ + +#ifndef __ISO_H +#define __ISO_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* ISO defaults */ +#define ISO_DEFAULT_MTU 251 +#define ISO_MAX_NUM_BIS 0x1f + +/* ISO socket broadcast address */ +struct sockaddr_iso_bc { + bdaddr_t bc_bdaddr; + uint8_t bc_bdaddr_type; + uint8_t bc_sid; + uint8_t bc_num_bis; + uint8_t bc_bis[ISO_MAX_NUM_BIS]; +}; + +/* ISO socket address */ +struct sockaddr_iso { + sa_family_t iso_family; + bdaddr_t iso_bdaddr; + uint8_t iso_bdaddr_type; + struct sockaddr_iso_bc iso_bc[]; +}; + +#ifdef __cplusplus +} +#endif + +#endif /* __ISO_H */