88 lines
3 KiB
C++
88 lines
3 KiB
C++
/******************************************************************************
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*
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* Copyright (C) 2003-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/******************************************************************************
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*
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* This is the implementation file for audio gateway call-in functions.
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*
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******************************************************************************/
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#include <string.h>
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#include "bt_common.h"
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#include "bta_ag_api.h"
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#include "bta_ag_ci.h"
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#include "bta_ag_int.h"
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#include "bta_api.h"
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/******************************************************************************
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*
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* Function bta_ag_ci_rx_write
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*
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* Description This function is called to send data to the AG when the AG
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* is configured for AT command pass-through. The function
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* copies data to an event buffer and sends it.
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*
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* Returns void
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*
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*****************************************************************************/
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void bta_ag_ci_rx_write(uint16_t handle, char* p_data, uint16_t len) {
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uint16_t len_remaining = len;
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char* p_data_area;
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if (len > (RFCOMM_DATA_BUF_SIZE - sizeof(tBTA_AG_CI_RX_WRITE) - 1))
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len = RFCOMM_DATA_BUF_SIZE - sizeof(tBTA_AG_CI_RX_WRITE) - 1;
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while (len_remaining) {
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if (len_remaining < len) len = len_remaining;
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tBTA_AG_CI_RX_WRITE* p_buf =
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(tBTA_AG_CI_RX_WRITE*)osi_malloc(sizeof(tBTA_AG_CI_RX_WRITE) + len + 1);
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p_buf->hdr.event = BTA_AG_CI_RX_WRITE_EVT;
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p_buf->hdr.layer_specific = handle;
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p_data_area = (char*)(p_buf + 1); /* Point to data area after header */
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strncpy(p_data_area, p_data, len);
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p_data_area[len] = 0;
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bta_sys_sendmsg(p_buf);
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len_remaining -= len;
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p_data += len;
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}
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}
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/******************************************************************************
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*
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* Function bta_ag_ci_slc_ready
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*
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* Description This function is called to notify AG that SLC is up at
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* the application. This funcion is only used when the app
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* is running in pass-through mode.
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*
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* Returns void
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*
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*****************************************************************************/
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void bta_ag_ci_slc_ready(uint16_t handle) {
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tBTA_AG_DATA* p_buf = (tBTA_AG_DATA*)osi_malloc(sizeof(tBTA_AG_DATA));
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p_buf->hdr.event = BTA_AG_CI_SLC_READY_EVT;
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p_buf->hdr.layer_specific = handle;
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bta_sys_sendmsg(p_buf);
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}
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