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Diffstat (limited to 'bta/include/bta_ag_co.h')
| -rw-r--r-- | bta/include/bta_ag_co.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/bta/include/bta_ag_co.h b/bta/include/bta_ag_co.h new file mode 100644 index 0000000..c6a3392 --- /dev/null +++ b/bta/include/bta_ag_co.h @@ -0,0 +1,112 @@ +/****************************************************************************** + * + * 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 interface file for audio gateway call-out functions. + * + ******************************************************************************/ +#ifndef BTA_AG_CO_H +#define BTA_AG_CO_H + +#include "bta_ag_api.h" + +/* Definitions for audio state callout function "state" parameter */ +#define BTA_AG_CO_AUD_STATE_OFF 0 +#define BTA_AG_CO_AUD_STATE_OFF_XFER 1 /* Closed pending transfer of audio */ +#define BTA_AG_CO_AUD_STATE_ON 2 +#define BTA_AG_CO_AUD_STATE_SETUP 3 + +/******************************************************************************* +** +** Function bta_ag_co_init +** +** Description This callout function is executed by AG when it is +** started by calling BTA_AgEnable(). This function can be +** used by the phone to initialize audio paths or for other +** initialization purposes. +** +** +** Returns Void. +** +*******************************************************************************/ +BTA_API extern void bta_ag_co_init(void); + +/******************************************************************************* +** +** Function bta_ag_co_audio_state +** +** Description This function is called by the AG before the audio connection +** is brought up, after it comes up, and after it goes down. +** +** Parameters handle - handle of the AG instance +** state - Audio state +** BTA_AG_CO_AUD_STATE_OFF - Audio has been turned off +** BTA_AG_CO_AUD_STATE_OFF_XFER - Audio is closed pending transfer +** BTA_AG_CO_AUD_STATE_ON - Audio has been turned on +** BTA_AG_CO_AUD_STATE_SETUP - Audio is about to be turned on +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void bta_ag_co_audio_state(UINT16 handle, UINT8 app_id, UINT8 state); + +/******************************************************************************* +** +** Function bta_ag_co_data_open +** +** Description This function is executed by AG when a service level connection +** is opened. The phone can use this function to set +** up data paths or perform any required initialization or +** set up particular to the connected service. +** +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void bta_ag_co_data_open(UINT16 handle, tBTA_SERVICE_ID service); + +/******************************************************************************* +** +** Function bta_ag_co_data_close +** +** Description This function is called by AG when a service level +** connection is closed +** +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void bta_ag_co_data_close(UINT16 handle); + +/******************************************************************************* +** +** Function bta_ag_co_tx_write +** +** Description This function is called by the AG to send data to the +** phone when the AG is configured for AT command pass-through. +** The implementation of this function must copy the data to +** the phone’s memory. +** +** Returns void +** +*******************************************************************************/ +BTA_API extern void bta_ag_co_tx_write(UINT16 handle, UINT8 *p_data, UINT16 len); + +#endif /* BTA_AG_CO_H */ + |