| /****************************************************************************** |
| * |
| * Copyright (c) 2014 The Android Open Source Project |
| * Copyright (C) 2003-2012 Broadcom Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| |
| /****************************************************************************** |
| * |
| * This is the implementation of the API for the handsfree (HF role) |
| * subsystem of BTA |
| * |
| ******************************************************************************/ |
| |
| #include <string.h> |
| #include "bta_hf_client_api.h" |
| #include "bta_hf_client_int.h" |
| #include "osi/include/compat.h" |
| |
| /***************************************************************************** |
| ** Constants and data types |
| *****************************************************************************/ |
| static const tBTA_SYS_REG bta_hf_client_reg = |
| { |
| bta_hf_client_hdl_event, |
| BTA_HfClientDisable |
| }; |
| |
| |
| /***************************************************************************** |
| ** External Function Declarations |
| *****************************************************************************/ |
| |
| /******************************************************************************* |
| ** |
| ** Function BTA_HfClientEnable |
| ** |
| ** Description Enable the HF CLient service. When the enable |
| ** operation is complete the callback function will be |
| ** called with a BTA_HF_CLIENT_ENABLE_EVT. This function must |
| ** be called before other function in the HF CLient API are |
| ** called. |
| ** |
| ** Returns BTA_SUCCESS if OK, BTA_FAILURE otherwise. |
| ** |
| *******************************************************************************/ |
| tBTA_STATUS BTA_HfClientEnable(tBTA_HF_CLIENT_CBACK *p_cback) |
| { |
| if (bta_sys_is_register (BTA_ID_HS)) |
| { |
| APPL_TRACE_ERROR("BTA HF Client is already enabled, ignoring ..."); |
| return BTA_FAILURE; |
| } |
| |
| /* register with BTA system manager */ |
| bta_sys_register(BTA_ID_HS, &bta_hf_client_reg); |
| |
| tBTA_HF_CLIENT_API_ENABLE *p_buf = |
| (tBTA_HF_CLIENT_API_ENABLE *)osi_malloc(sizeof(tBTA_HF_CLIENT_API_ENABLE)); |
| p_buf->hdr.event = BTA_HF_CLIENT_API_ENABLE_EVT; |
| p_buf->p_cback = p_cback; |
| |
| bta_sys_sendmsg(p_buf); |
| |
| return BTA_SUCCESS; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function BTA_HfClientDisable |
| ** |
| ** Description Disable the HF Client service |
| ** |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void BTA_HfClientDisable(void) |
| { |
| BT_HDR *p_buf = (BT_HDR *)osi_malloc(sizeof(BT_HDR)); |
| |
| p_buf->event = BTA_HF_CLIENT_API_DISABLE_EVT; |
| |
| bta_sys_sendmsg(p_buf); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function BTA_HfClientRegister |
| ** |
| ** Description Register an HF Client service. |
| ** |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void BTA_HfClientRegister(tBTA_SEC sec_mask, tBTA_HF_CLIENT_FEAT features, |
| const char *p_service_name) |
| { |
| tBTA_HF_CLIENT_API_REGISTER *p_buf = |
| (tBTA_HF_CLIENT_API_REGISTER *)osi_malloc(sizeof(tBTA_HF_CLIENT_API_REGISTER)); |
| |
| p_buf->hdr.event = BTA_HF_CLIENT_API_REGISTER_EVT; |
| p_buf->features = features; |
| p_buf->sec_mask = sec_mask; |
| if (p_service_name) |
| strlcpy(p_buf->name, p_service_name, BTA_SERVICE_NAME_LEN); |
| else |
| p_buf->name[0] = 0; |
| |
| bta_sys_sendmsg(p_buf); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function BTA_HfClientDeregister |
| ** |
| ** Description Deregister an HF Client service. |
| ** |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void BTA_HfClientDeregister(UINT16 handle) |
| { |
| BT_HDR *p_buf = (BT_HDR *)osi_malloc(sizeof(BT_HDR)); |
| |
| p_buf->event = BTA_HF_CLIENT_API_DEREGISTER_EVT; |
| p_buf->layer_specific = handle; |
| |
| bta_sys_sendmsg(p_buf); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function BTA_HfClientOpen |
| ** |
| ** Description Opens a connection to an audio gateway. |
| ** When connection is open callback function is called |
| ** with a BTA_AG_OPEN_EVT. Only the data connection is |
| ** opened. The audio connection is not opened. |
| ** |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void BTA_HfClientOpen(UINT16 handle, BD_ADDR bd_addr, tBTA_SEC sec_mask) |
| { |
| tBTA_HF_CLIENT_API_OPEN *p_buf = |
| (tBTA_HF_CLIENT_API_OPEN *)osi_malloc(sizeof(tBTA_HF_CLIENT_API_OPEN)); |
| |
| p_buf->hdr.event = BTA_HF_CLIENT_API_OPEN_EVT; |
| p_buf->hdr.layer_specific = handle; |
| bdcpy(p_buf->bd_addr, bd_addr); |
| p_buf->sec_mask = sec_mask; |
| |
| bta_sys_sendmsg(p_buf); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function BTA_HfClientClose |
| ** |
| ** Description Close the current connection to an audio gateway. |
| ** Any current audio connection will also be closed |
| ** |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void BTA_HfClientClose(UINT16 handle) |
| { |
| BT_HDR *p_buf = (BT_HDR *)osi_malloc(sizeof(BT_HDR)); |
| |
| p_buf->event = BTA_HF_CLIENT_API_CLOSE_EVT; |
| p_buf->layer_specific = handle; |
| |
| bta_sys_sendmsg(p_buf); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function BTA_HfCllientAudioOpen |
| ** |
| ** Description Opens an audio connection to the currently connected |
| ** audio gateway |
| ** |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void BTA_HfClientAudioOpen(UINT16 handle) |
| { |
| BT_HDR *p_buf = (BT_HDR *)osi_malloc(sizeof(BT_HDR)); |
| |
| p_buf->event = BTA_HF_CLIENT_API_AUDIO_OPEN_EVT; |
| p_buf->layer_specific = handle; |
| |
| bta_sys_sendmsg(p_buf); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function BTA_HfClientAudioClose |
| ** |
| ** Description Close the currently active audio connection to an audio |
| ** gateway. The data connection remains open |
| ** |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void BTA_HfClientAudioClose(UINT16 handle) |
| { |
| BT_HDR *p_buf = (BT_HDR *)osi_malloc(sizeof(BT_HDR)); |
| |
| p_buf->event = BTA_HF_CLIENT_API_AUDIO_CLOSE_EVT; |
| p_buf->layer_specific = handle; |
| |
| bta_sys_sendmsg(p_buf); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function BTA_HfClientSendAT |
| ** |
| ** Description send AT command |
| ** |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void BTA_HfClientSendAT(UINT16 handle, tBTA_HF_CLIENT_AT_CMD_TYPE at, UINT32 val1, UINT32 val2, const char *str) |
| { |
| tBTA_HF_CLIENT_DATA_VAL *p_buf = |
| (tBTA_HF_CLIENT_DATA_VAL *)osi_malloc(sizeof(tBTA_HF_CLIENT_DATA_VAL)); |
| |
| p_buf->hdr.event = BTA_HF_CLIENT_SEND_AT_CMD_EVT; |
| p_buf->uint8_val = at; |
| p_buf->uint32_val1 = val1; |
| p_buf->uint32_val2 = val2; |
| |
| if (str) { |
| strlcpy(p_buf->str, str, BTA_HF_CLIENT_NUMBER_LEN + 1); |
| p_buf->str[BTA_HF_CLIENT_NUMBER_LEN] = '\0'; |
| } else { |
| p_buf->str[0] = '\0'; |
| } |
| |
| p_buf->hdr.layer_specific = handle; |
| |
| bta_sys_sendmsg(p_buf); |
| } |