1 /****************************************************************************** 2 * 3 * Copyright (C) 2003-2012 Broadcom Corporation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 /****************************************************************************** 20 * 21 * This is the interface file for audio gateway call-out functions. 22 * 23 ******************************************************************************/ 24 #ifndef BTA_AG_CO_H 25 #define BTA_AG_CO_H 26 27 #include "bta_ag_api.h" 28 29 /******************************************************************************* 30 * 31 * Function bta_ag_co_init 32 * 33 * Description This callout function is executed by AG when it is 34 * started by calling BTA_AgEnable(). This function can be 35 * used by the phone to initialize audio paths or for other 36 * initialization purposes. 37 * 38 * 39 * Returns Void. 40 * 41 ******************************************************************************/ 42 extern void bta_ag_co_init(void); 43 44 /******************************************************************************* 45 * 46 * Function bta_ag_co_data_open 47 * 48 * Description This function is executed by AG when a service level 49 * connection 50 * is opened. The phone can use this function to set 51 * up data paths or perform any required initialization or 52 * set up particular to the connected service. 53 * 54 * 55 * Returns void 56 * 57 ******************************************************************************/ 58 extern void bta_ag_co_data_open(uint16_t handle, tBTA_SERVICE_ID service); 59 60 /******************************************************************************* 61 * 62 * Function bta_ag_co_data_close 63 * 64 * Description This function is called by AG when a service level 65 * connection is closed 66 * 67 * 68 * Returns void 69 * 70 ******************************************************************************/ 71 extern void bta_ag_co_data_close(uint16_t handle); 72 73 /******************************************************************************* 74 * 75 * Function bta_ag_co_tx_write 76 * 77 * Description This function is called by the AG to send data to the 78 * phone when the AG is configured for AT command pass-through. 79 * The implementation of this function must copy the data to 80 * the phone's memory. 81 * 82 * Returns void 83 * 84 ******************************************************************************/ 85 extern void bta_ag_co_tx_write(uint16_t handle, uint8_t* p_data, uint16_t len); 86 87 #endif /* BTA_AG_CO_H */ 88