From: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx> SCO API will be used when communicating with SCO Audio HAL. --- android/sco-ipc-api.txt | 36 ++++++++++++++++++++++++++++++++++++ android/sco-msg.h | 36 ++++++++++++++++++++++++++++++++++++ 2 files changed, 72 insertions(+) create mode 100644 android/sco-ipc-api.txt create mode 100644 android/sco-msg.h diff --git a/android/sco-ipc-api.txt b/android/sco-ipc-api.txt new file mode 100644 index 0000000..75b2cba --- /dev/null +++ b/android/sco-ipc-api.txt @@ -0,0 +1,36 @@ +Bluetooth SCO Audio Plugin +========================== + +The SCO Audio Plugin communicate through abstract socket name +"\0bluez_sco_socket". + + .---Audio---. .--Android--. + | Plugin | | Daemon | + | | Command | | + | | --------------------------> | | + | | | | + | | <-------------------------- | | + | | Response | | + | | | | + | | | | + | | | | + '-----------' '-----------' + + + Audio HAL Daemon + ---------------------------------------------------- + + call connect_sco() --> create SCO socket + return connect_sco() <-- return socket fd and mtu + +SCO Audio Service (ID 0) +======================== + + Opcode 0x00 - Error response + + Response parameters: Status (1 octet) + + Opcode 0x01 - Connect Audio SCO command + + Command parameters: <none> + Response parameters: MTU (2 octets) diff --git a/android/sco-msg.h b/android/sco-msg.h new file mode 100644 index 0000000..cd2f894 --- /dev/null +++ b/android/sco-msg.h @@ -0,0 +1,36 @@ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2014 Intel Corporation. All rights reserved. + * + * + * 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; either + * version 2.1 of the License, or (at your option) any later version. + * + * 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 St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +static const char BLUEZ_SCO_SK_PATH[] = "\0bluez_sco_socket"; + +#define AUDIO_SERVICE_SCO_ID 1 + +#define AUDIO_STATUS_SUCCESS IPC_STATUS_SUCCESS +#define AUDIO_STATUS_FAILED 0x01 + +#define AUDIO_OP_STATUS IPC_OP_STATUS + +#define AUDIO_OP_CONNECT_SCO 0x01 +struct audio_rsp_connect_sco { + uint16_t mtu; +} __attribute__((packed)); -- 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html