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/******************************************************************************
*
* Copyright (C) 2004-2012 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 file contains functions for processing AT commands and results.
*
******************************************************************************/
#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include "common/bt_target.h"
#include "common/bt_trace.h"
#include "stack/bt_types.h"
#include "bta/bta_ag_api.h"
#include "bta_ag_at.h"
#include "bta_ag_int.h"
#include "bta/bta_api.h"
#include "bta/bta_sys.h"
#include "osi/allocator.h"
#include "stack/port_api.h"
#include "bta/utl.h"
#if BT_HF_AG_BQB_INCLUDED
static BOOLEAN s_bta_hf_ag_bqb_brsf_flag = false;
#endif /* BT_HF_AG_BQB_INCLUDED */
#if (BTA_AG_INCLUDED == TRUE)
/*****************************************************************************
** Constants
*****************************************************************************/
/* ring timeout */
#define BTA_AG_RING_TOUT 5000
#define BTA_AG_CMD_MAX_VAL 32767 /* Maximum value is signed 16-bit value */
/* Invalid Chld command */
#define BTA_AG_INVALID_CHLD 255
/* clip type constants */
#define BTA_AG_CLIP_TYPE_MIN 128
#define BTA_AG_CLIP_TYPE_MAX 175
#define BTA_AG_CLIP_TYPE_DEFAULT 129
#define BTA_AG_CLIP_TYPE_VOIP 255
/*******************************************
* HSP callback
********************************************/
/* callback event lookup table for HSP */
const tBTA_AG_EVT bta_ag_hsp_cb_evt[] =
{
BTA_AG_AT_CKPD_EVT, /* BTA_AG_HS_CMD_CKPD */
BTA_AG_SPK_EVT, /* BTA_AG_HS_CMD_VGS */
BTA_AG_MIC_EVT /* BTA_AG_HS_CMD_VGM */
};
/* HSP AT commands matches bta_ag_hsp_cmd[] */
enum
{
BTA_AG_HS_CMD_CKPD,
BTA_AG_HS_CMD_VGS,
BTA_AG_HS_CMD_VGM
};
/* HSP AT command interpreter table */
const tBTA_AG_AT_CMD bta_ag_hsp_cmd[] =
{
{"+CKPD", BTA_AG_AT_SET, BTA_AG_AT_INT, 200, 200},
{"+VGS", BTA_AG_AT_SET, BTA_AG_AT_INT, 0, 15},
{"+VGM", BTA_AG_AT_SET, BTA_AG_AT_INT, 0, 15},
{"", BTA_AG_AT_NONE, BTA_AG_AT_STR, 0, 0}
};
/*******************************************
* HFP callback
********************************************/
/* callback event lookup table for HFP (Indexed by command) */
const tBTA_AG_EVT bta_ag_hfp_cb_evt[] =
{
BTA_AG_AT_A_EVT, /* BTA_AG_HF_CMD_A */
BTA_AG_AT_D_EVT, /* BTA_AG_HF_CMD_D */
BTA_AG_SPK_EVT, /* BTA_AG_HF_CMD_VGS */
BTA_AG_MIC_EVT, /* BTA_AG_HF_CMD_VGM */
0, /* BTA_AG_HF_CMD_CCWA */
BTA_AG_AT_CHLD_EVT, /* BTA_AG_HF_CMD_CHLD */
BTA_AG_AT_CHUP_EVT, /* BTA_AG_HF_CMD_CHUP */
BTA_AG_AT_CIND_EVT, /* BTA_AG_HF_CMD_CIND */
0, /* BTA_AG_HF_CMD_CLIP */
0, /* BTA_AG_HF_CMD_CMER */
BTA_AG_AT_VTS_EVT, /* BTA_AG_HF_CMD_VTS */
BTA_AG_AT_BINP_EVT, /* BTA_AG_HF_CMD_BINP */
BTA_AG_AT_BLDN_EVT, /* BTA_AG_HF_CMD_BLDN */
BTA_AG_AT_BVRA_EVT, /* BTA_AG_HF_CMD_BVRA */
0, /* BTA_AG_HF_CMD_BRSF */
BTA_AG_AT_NREC_EVT, /* BTA_AG_HF_CMD_NREC */
BTA_AG_AT_CNUM_EVT, /* BTA_AG_HF_CMD_CNUM */
BTA_AG_AT_BTRH_EVT, /* BTA_AG_HF_CMD_BTRH */
BTA_AG_AT_CLCC_EVT, /* BTA_AG_HF_CMD_CLCC */
BTA_AG_AT_COPS_EVT, /* BTA_AG_HF_CMD_COPS */
0, /* BTA_AG_HF_CMD_CMEE */
0, /* BTA_AG_HF_CMD_BIA */
BTA_AG_AT_CBC_EVT, /* BTA_AG_HF_CMD_CBC */
0, /* BTA_AG_HF_CMD_BCC */
BTA_AG_AT_BCS_EVT, /* BTA_AG_HF_CMD_BCS */
BTA_AG_AT_BAC_EVT /* BTA_AG_HF_CMD_BAC */
};
/* HFP AT commands matches bta_ag_hfp_cmd[] */
enum
{
BTA_AG_HF_CMD_A,
BTA_AG_HF_CMD_D,
BTA_AG_HF_CMD_VGS,
BTA_AG_HF_CMD_VGM,
BTA_AG_HF_CMD_CCWA,
BTA_AG_HF_CMD_CHLD,
BTA_AG_HF_CMD_CHUP,
BTA_AG_HF_CMD_CIND,
BTA_AG_HF_CMD_CLIP,
BTA_AG_HF_CMD_CMER,
BTA_AG_HF_CMD_VTS,
BTA_AG_HF_CMD_BINP,
BTA_AG_HF_CMD_BLDN,
BTA_AG_HF_CMD_BVRA,
BTA_AG_HF_CMD_BRSF,
BTA_AG_HF_CMD_NREC,
BTA_AG_HF_CMD_CNUM,
BTA_AG_HF_CMD_BTRH,
BTA_AG_HF_CMD_CLCC,
BTA_AG_HF_CMD_COPS,
BTA_AG_HF_CMD_CMEE,
BTA_AG_HF_CMD_BIA,
BTA_AG_HF_CMD_CBC,
BTA_AG_HF_CMD_BCC,
BTA_AG_HF_CMD_BCS,
BTA_AG_HF_CMD_BAC
};
/* dialing type of BTA_AG_HF_CMD_D */
enum
{
BTA_AG_HF_DIAL_NUM = 0,
BTA_AG_HF_DIAL_VOIP,
BTA_AG_HF_DIAL_MEM,
};
/* HFP AT command interpreter table */
const tBTA_AG_AT_CMD bta_ag_hfp_cmd[] =
{
{"A", BTA_AG_AT_NONE, BTA_AG_AT_STR, 0, 0},
{"D", (BTA_AG_AT_NONE | BTA_AG_AT_FREE), BTA_AG_AT_STR, 0, 0},
{"+VGS", BTA_AG_AT_SET, BTA_AG_AT_INT, 0, 15},
{"+VGM", BTA_AG_AT_SET, BTA_AG_AT_INT, 0, 15},
{"+CCWA", BTA_AG_AT_SET, BTA_AG_AT_INT, 0, 1},
/* Consider CHLD as str to take care of indexes for ECC */
{"+CHLD", (BTA_AG_AT_SET | BTA_AG_AT_TEST), BTA_AG_AT_STR, 0, 4},
{"+CHUP", BTA_AG_AT_NONE, BTA_AG_AT_STR, 0, 0},
{"+CIND", (BTA_AG_AT_READ | BTA_AG_AT_TEST), BTA_AG_AT_STR, 0, 0},
{"+CLIP", BTA_AG_AT_SET, BTA_AG_AT_INT, 0, 1},
{"+CMER", BTA_AG_AT_SET, BTA_AG_AT_STR, 0, 0},
{"+VTS", BTA_AG_AT_SET, BTA_AG_AT_STR, 0, 0},
{"+BINP", BTA_AG_AT_SET, BTA_AG_AT_INT, 1, 1},
{"+BLDN", BTA_AG_AT_NONE, BTA_AG_AT_STR, 0, 0},
{"+BVRA", BTA_AG_AT_SET, BTA_AG_AT_INT, 0, 1},
{"+BRSF", BTA_AG_AT_SET, BTA_AG_AT_INT, 0, BTA_AG_CMD_MAX_VAL},
{"+NREC", BTA_AG_AT_SET, BTA_AG_AT_INT, 0, 0},
{"+CNUM", BTA_AG_AT_NONE, BTA_AG_AT_STR, 0, 0},
{"+BTRH", (BTA_AG_AT_READ | BTA_AG_AT_SET), BTA_AG_AT_INT, 0, 2},
{"+CLCC", BTA_AG_AT_NONE, BTA_AG_AT_STR, 0, 0},
{"+COPS", (BTA_AG_AT_READ | BTA_AG_AT_SET), BTA_AG_AT_STR, 0, 0},
{"+CMEE", BTA_AG_AT_SET, BTA_AG_AT_INT, 0, 1},
{"+BIA", BTA_AG_AT_SET, BTA_AG_AT_STR, 0, 20},
{"+CBC", BTA_AG_AT_SET, BTA_AG_AT_INT, 0, 100},
{"+BCC", BTA_AG_AT_NONE, BTA_AG_AT_STR, 0, 0},
{"+BCS", BTA_AG_AT_SET, BTA_AG_AT_INT, 0, BTA_AG_CMD_MAX_VAL},
{"+BAC", BTA_AG_AT_SET, BTA_AG_AT_STR, 0, 0},
{"", BTA_AG_AT_NONE, BTA_AG_AT_STR, 0, 0}
};
/*******************************************
* AT Result
********************************************/
const tBTA_AG_AT_CMD *bta_ag_at_tbl[BTA_AG_NUM_IDX] =
{
bta_ag_hsp_cmd,
bta_ag_hfp_cmd
};
/* AT result code argument types */
enum
{
BTA_AG_RES_FMT_NONE, /* no argument */
BTA_AG_RES_FMT_INT, /* integer argument */
BTA_AG_RES_FMT_STR /* string argument */
};
#if defined(BTA_AG_MULTI_RESULT_INCLUDED) && (BTA_AG_MULTI_RESULT_INCLUDED == TRUE)
#define BTA_AG_AT_MULTI_LEN 2
#define AT_SET_RES_CB(res_cb, c, p, i) {res_cb.code = c; res_cb.p_arg = p; res_cb.int_arg = i;}
/* type for AT result code block */
typedef struct
{
UINT8 code;
char *p_arg;
INT16 int_arg;
} tBTA_AG_RESULT_CB;
/* type for multiple AT result codes block */
typedef struct
{
UINT8 num_result;
tBTA_AG_RESULT_CB res_cb[BTA_AG_AT_MULTI_LEN];
} tBTA_AG_MULTI_RESULT_CB;
#endif
/* AT result code table element */
typedef struct
{
const char *p_res; /* AT result string */
UINT8 fmt; /* whether argument is int or string */
} tBTA_AG_RESULT;
/* AT result code constant table (Indexed by result code) */
const tBTA_AG_RESULT bta_ag_result_tbl[] =
{
{"OK", BTA_AG_RES_FMT_NONE},
{"ERROR", BTA_AG_RES_FMT_NONE},
{"RING", BTA_AG_RES_FMT_NONE},
{"+VGS: ", BTA_AG_RES_FMT_INT},
{"+VGM: ", BTA_AG_RES_FMT_INT},
{"+CCWA: ", BTA_AG_RES_FMT_STR},
{"+CHLD: ", BTA_AG_RES_FMT_STR},
{"+CIND: ", BTA_AG_RES_FMT_STR},
{"+CLIP: ", BTA_AG_RES_FMT_STR},
{"+CIEV: ", BTA_AG_RES_FMT_STR},
{"+BINP: ", BTA_AG_RES_FMT_STR},
{"+BVRA: ", BTA_AG_RES_FMT_INT},
{"+BRSF: ", BTA_AG_RES_FMT_INT},
{"+BSIR: ", BTA_AG_RES_FMT_INT},
{"+CNUM: ", BTA_AG_RES_FMT_STR},
{"+BTRH: ", BTA_AG_RES_FMT_INT},
{"+CLCC: ", BTA_AG_RES_FMT_STR},
{"+COPS: ", BTA_AG_RES_FMT_STR},
{"+CME ERROR: ", BTA_AG_RES_FMT_INT},
{"+BCS: ", BTA_AG_RES_FMT_INT},
{"", BTA_AG_RES_FMT_STR}
};
/* AT result codes, matches bta_ag_result_tbl[] */
enum
{
BTA_AG_RES_OK,
BTA_AG_RES_ERROR,
BTA_AG_RES_RING,
BTA_AG_RES_VGS,
BTA_AG_RES_VGM,
BTA_AG_RES_CCWA,
BTA_AG_RES_CHLD,
BTA_AG_RES_CIND,
BTA_AG_RES_CLIP,
BTA_AG_RES_CIEV,
BTA_AG_RES_BINP,
BTA_AG_RES_BVRA,
BTA_AG_RES_BRSF,
BTA_AG_RES_BSIR,
BTA_AG_RES_CNUM,
BTA_AG_RES_BTRH,
BTA_AG_RES_CLCC,
BTA_AG_RES_COPS,
BTA_AG_RES_CMEE,
BTA_AG_RES_BCS,
BTA_AG_RES_UNAT
};
/* translation of API result code values to internal values */
const UINT8 bta_ag_trans_result[] =
{
BTA_AG_RES_VGS, /* BTA_AG_SPK_RES */
BTA_AG_RES_VGM, /* BTA_AG_MIC_RES */
BTA_AG_RES_BSIR, /* BTA_AG_INBAND_RING_RES */
BTA_AG_RES_CIND, /* BTA_AG_CIND_RES */
BTA_AG_RES_BINP, /* BTA_AG_BINP_RES */
BTA_AG_RES_CIEV, /* BTA_AG_IND_RES */
BTA_AG_RES_BVRA, /* BTA_AG_BVRA_RES */
BTA_AG_RES_CNUM, /* BTA_AG_CNUM_RES */
BTA_AG_RES_BTRH, /* BTA_AG_BTRH_RES */
BTA_AG_RES_CLCC, /* BTA_AG_CLCC_RES */
BTA_AG_RES_COPS, /* BTA_AG_COPS_RES */
0, /* BTA_AG_IN_CALL_RES */
0, /* BTA_AG_IN_CALL_CONN_RES */
BTA_AG_RES_CCWA, /* BTA_AG_CALL_WAIT_RES */
0, /* BTA_AG_OUT_CALL_ORIG_RES */
0, /* BTA_AG_OUT_CALL_ALERT_RES */
0, /* BTA_AG_OUT_CALL_CONN_RES */
0, /* BTA_AG_CALL_CANCEL_RES */
0, /* BTA_AG_END_CALL_RES */
0, /* BTA_AG_IN_CALL_HELD_RES */
BTA_AG_RES_UNAT /* BTA_AG_UNAT_RES */
};
/* callsetup indicator value lookup table */
const UINT8 bta_ag_callsetup_ind_tbl[] =
{
0, /* BTA_AG_SPK_RES */
0, /* BTA_AG_MIC_RES */
0, /* BTA_AG_INBAND_RING_RES */
0, /* BTA_AG_CIND_RES */
0, /* BTA_AG_BINP_RES */
0, /* BTA_AG_IND_RES */
0, /* BTA_AG_BVRA_RES */
0, /* BTA_AG_CNUM_RES */
0, /* BTA_AG_BTRH_RES */
0, /* BTA_AG_CLCC_RES */
0, /* BTA_AG_COPS_RES */
BTA_AG_CALLSETUP_INCOMING, /* BTA_AG_IN_CALL_RES */
BTA_AG_CALLSETUP_NONE, /* BTA_AG_IN_CALL_CONN_RES */
BTA_AG_CALLSETUP_INCOMING, /* BTA_AG_CALL_WAIT_RES */
BTA_AG_CALLSETUP_OUTGOING, /* BTA_AG_OUT_CALL_ORIG_RES */
BTA_AG_CALLSETUP_ALERTING, /* BTA_AG_OUT_CALL_ALERT_RES */
BTA_AG_CALLSETUP_NONE, /* BTA_AG_OUT_CALL_CONN_RES */
BTA_AG_CALLSETUP_NONE, /* BTA_AG_CALL_CANCEL_RES */
BTA_AG_CALLSETUP_NONE, /* BTA_AG_END_CALL_RES */
BTA_AG_CALLSETUP_NONE /* BTA_AG_IN_CALL_HELD_RES */
};
#if defined(BTA_HSP_RESULT_REPLACE_COLON) && (BTA_HSP_RESULT_REPLACE_COLON == TRUE)
#define COLON_IDX_4_VGSVGM 4
#endif
/*******************************************************************************
**
** Function bta_hf_ag_bqb_brsf_ctrl
**
** Description Control the usage of BTA_AG_BQB_BRSF_FEAT_SPEC for BQB test
**
** Returns void
**
*******************************************************************************/
#if BT_HF_AG_BQB_INCLUDED
void bta_hf_ag_bqb_brsf_ctrl(BOOLEAN enable)
{
s_bta_hf_ag_bqb_brsf_flag = enable;
}
#endif /* BT_HF_AG_BQB_INCLUDED */
/*******************************************
* Funcitons Result
********************************************/
/*******************************************************************************
**
** Function bta_ag_send_result
**
** Description Send an AT result code.
**
**
** Returns void
**
*******************************************************************************/
static void bta_ag_send_result(tBTA_AG_SCB *p_scb, UINT8 code, char *p_arg, INT16 int_arg)
{
char buf[BTA_AG_AT_MAX_LEN + 16];
char *p = buf;
UINT16 len;
#if (BTIF_TRACE_DEBUG == TRUE)
memset(buf, NULL, sizeof(buf));
#endif
/* init with \r\n */
*p++ = '\r';
*p++ = '\n';
/* copy result code string */
BCM_STRCPY_S(p, bta_ag_result_tbl[code].p_res);
#if defined(BTA_HSP_RESULT_REPLACE_COLON) && (BTA_HSP_RESULT_REPLACE_COLON == TRUE)
if(p_scb->conn_service == BTA_AG_HSP) {
/* If HSP then ":"symbol should be changed as "=" for HSP compatibility */
switch(code) {
case BTA_AG_RES_VGS:
case BTA_AG_RES_VGM:
{
if(*(p+COLON_IDX_4_VGSVGM) == ':')
{
#if defined(BTA_AG_RESULT_DEBUG) && (BTA_AG_RESULT_DEBUG == TRUE)
APPL_TRACE_DEBUG("[HSP] ':'symbol is changed as '=' for HSP compatibility");
#endif
*(p+COLON_IDX_4_VGSVGM) = '=';
}
break;
}
}
}
#endif
p += strlen(bta_ag_result_tbl[code].p_res);
/* copy argument if any */
if (bta_ag_result_tbl[code].fmt == BTA_AG_RES_FMT_INT) {
p += utl_itoa((UINT16) int_arg, p);
} else if (bta_ag_result_tbl[code].fmt == BTA_AG_RES_FMT_STR) {
BCM_STRCPY_S(p, p_arg);
p += strlen(p_arg);
}
/* finish with \r\n */
*p++ = '\r';
*p++ = '\n';
APPL_TRACE_DEBUG("bta_ag_send_result: %s", buf);
/* send to RFCOMM */
PORT_WriteData(p_scb->conn_handle, buf, (UINT16) (p - buf), &len);
}
#if defined(BTA_AG_MULTI_RESULT_INCLUDED) && (BTA_AG_MULTI_RESULT_INCLUDED == TRUE)
/*******************************************************************************
**
** Function bta_ag_send_multi_result
**
** Description Send multiple AT result codes.
**
**
** Returns void
**
*******************************************************************************/
static void bta_ag_send_multi_result(tBTA_AG_SCB *p_scb, tBTA_AG_MULTI_RESULT_CB *m_res_cb)
{
char buf[BTA_AG_AT_MAX_LEN * BTA_AG_AT_MULTI_LEN + 16];
char *p = buf;
UINT16 len;
UINT8 res_idx = 0;
if((!m_res_cb) || (m_res_cb->num_result == 0) || (m_res_cb->num_result > BTA_AG_AT_MULTI_LEN)) {
APPL_TRACE_DEBUG("m_res_cb is NULL or num_result is out of range.");
return;
}
#if defined(BTA_AG_RESULT_DEBUG) && (BTA_AG_RESULT_DEBUG == TRUE)
memset(buf, NULL, sizeof(buf));
#endif
while(res_idx < m_res_cb->num_result) {
/* init with \r\n */
*p++ = '\r';
*p++ = '\n';
/* copy result code string */
BCM_STRCPY_S(p, bta_ag_result_tbl[m_res_cb->res_cb[res_idx].code].p_res);
p += strlen(bta_ag_result_tbl[m_res_cb->res_cb[res_idx].code].p_res);
/* copy argument if any */
if (bta_ag_result_tbl[m_res_cb->res_cb[res_idx].code].fmt == BTA_AG_RES_FMT_INT) {
p += utl_itoa((UINT16) m_res_cb->res_cb[res_idx].int_arg, p);
} else if (bta_ag_result_tbl[m_res_cb->res_cb[res_idx].code].fmt == BTA_AG_RES_FMT_STR) {
BCM_STRCPY_S(p, m_res_cb->res_cb[res_idx].p_arg);
p += strlen(m_res_cb->res_cb[res_idx].p_arg);
}
/* finish with \r\n */
*p++ = '\r';
*p++ = '\n';
res_idx++;
}
#if defined(BTA_AG_RESULT_DEBUG) && (BTA_AG_RESULT_DEBUG == TRUE)
APPL_TRACE_DEBUG("send_result: %s", buf);
#endif
/* send to RFCOMM */
PORT_WriteData(p_scb->conn_handle, buf, (UINT16) (p - buf), &len);
}
#endif /* #if defined(BTA_AG_MULTI_RESULT_INCLUDED) && (BTA_AG_MULTI_RESULT_INCLUDED == TRUE) */
/*******************************************************************************
**
** Function bta_ag_send_ok
**
** Description Send an OK result code.
**
**
** Returns void
**
*******************************************************************************/
static void bta_ag_send_ok(tBTA_AG_SCB *p_scb)
{
bta_ag_send_result(p_scb, BTA_AG_RES_OK, NULL, 0);
}
/*******************************************************************************
**
** Function bta_ag_send_error
**
** Description Send an ERROR result code.
** errcode - used to send verbose errocode
**
**
** Returns void
**
*******************************************************************************/
static void bta_ag_send_error(tBTA_AG_SCB *p_scb, INT16 errcode)
{
/* If HFP and extended audio gateway error codes are enabled */
if (p_scb->conn_service == BTA_AG_HFP && p_scb->cmee_enabled) {
bta_ag_send_result(p_scb, BTA_AG_RES_CMEE, NULL, errcode);
} else {
bta_ag_send_result(p_scb, BTA_AG_RES_ERROR, NULL, 0);
}
}
/*******************************************************************************
**
** Function bta_ag_send_ind
**
** Description Send an indicator CIEV result code.
**
**
** Returns void
**
*******************************************************************************/
static void bta_ag_send_ind(tBTA_AG_SCB *p_scb, UINT16 id, UINT16 value, BOOLEAN on_demand)
{
char str[12];
char *p = str;
/* If the indicator is masked out, just return */
/* Mandatory indicators can not be masked out. */
if ((p_scb->bia_masked_out & ((UINT32)1 << id)) &&
((id != BTA_AG_IND_CALL) && (id != BTA_AG_IND_CALLSETUP) && (id != BTA_AG_IND_CALLHELD)))
return;
/* Ensure we do not send duplicate indicators if not requested by app */
/* If it was requested by app, transmit CIEV even if it is duplicate. */
if (id == BTA_AG_IND_CALL) {
if ((value == p_scb->call_ind) && (on_demand == FALSE)) {
return;
}
p_scb->call_ind = (UINT8)value;
}
if ((id == BTA_AG_IND_CALLSETUP) && (on_demand == FALSE)) {
if (value == p_scb->callsetup_ind) {
return;
}
p_scb->callsetup_ind = (UINT8)value;
}
if ((id == BTA_AG_IND_SERVICE) && (on_demand == FALSE)) {
if (value == p_scb->service_ind) {
return;
}
p_scb->service_ind = (UINT8)value;
}
if ((id == BTA_AG_IND_SIGNAL) && (on_demand == FALSE)) {
if (value == p_scb->signal_ind) {
return;
}
p_scb->signal_ind = (UINT8)value;
}
if ((id == BTA_AG_IND_ROAM) && (on_demand == FALSE)) {
if (value == p_scb->roam_ind) {
return;
}
p_scb->roam_ind = (UINT8)value;
}
if ((id == BTA_AG_IND_BATTCHG) && (on_demand == FALSE)) {
if (value == p_scb->battchg_ind) {
return;
}
p_scb->battchg_ind = (UINT8)value;
}
if ((id == BTA_AG_IND_CALLHELD) && (on_demand == FALSE)) {
/* call swap could result in sending callheld=1 multiple times */
if ((value != 1) && (value == p_scb->callheld_ind)) {
return;
}
p_scb->callheld_ind = (UINT8)value;
}
if (p_scb->cmer_enabled) {
p += utl_itoa(id, p);
*p++ = ',';
utl_itoa(value, p);
bta_ag_send_result(p_scb, BTA_AG_RES_CIEV, str, 0);
}
}
/*******************************************************************************
**
** Function bta_ag_parse_cmer
**
** Description Parse AT+CMER parameter string.
**
**
** Returns TRUE if parsed ok, FALSE otherwise.
**
*******************************************************************************/
static BOOLEAN bta_ag_parse_cmer(char *p_s, BOOLEAN *p_enabled)
{
INT16 n[4] = {-1, -1, -1, -1};
int i;
char *p;
for (i = 0; i < 4; i++) {
/* skip to comma delimiter */
for (p = p_s; *p != ',' && *p != 0; p++);
/* get integer value */
*p = 0;
n[i] = utl_str2int(p_s);
p_s = p + 1;
if (p_s == 0) {
break;
}
}
/* process values */
if (n[0] < 0 || n[3] < 0) {
return FALSE;
}
if ((n[0] == 3) && ((n[3] == 1) || (n[3] == 0))) {
*p_enabled = (BOOLEAN) n[3];
}
return TRUE;
}
/*******************************************************************************
**
** Function bta_ag_parse_chld
**
** Description Parse AT+CHLD parameter string.
**
**
** Returns Returns idx (1-7), 0 if ECC not enabled or BTA_AG_INVALID_CHLD
if idx doesn't exist/1st character of argument is not a digit
**
*******************************************************************************/
static UINT8 bta_ag_parse_chld(tBTA_AG_SCB *p_scb, char *p_s)
{
UINT8 retval = 0;
INT16 idx = -1;
UNUSED(p_scb);
if (!isdigit((unsigned char)p_s[0])) {
return BTA_AG_INVALID_CHLD;
}
if (p_s[1] != 0) {
/* p_idxstr++; point to beginning of call number */
idx = utl_str2int(&p_s[1]);
if (idx != -1 && idx < 255) {
retval = (UINT8)idx;
} else {
retval = BTA_AG_INVALID_CHLD;
}
}
return(retval);
}
#if (BTM_WBS_INCLUDED == TRUE)
/*******************************************************************************
**
** Function bta_ag_parse_bac
**
** Description Parse AT+BAC parameter string.
**
** Returns Returns bitmap of supported codecs.
**
*******************************************************************************/
static tBTA_AG_PEER_CODEC bta_ag_parse_bac(tBTA_AG_SCB *p_scb, char *p_s)
{
tBTA_AG_PEER_CODEC retval = BTA_AG_CODEC_NONE;
UINT16 uuid_codec;
BOOLEAN cont = FALSE; /* Continue processing */
char *p;
while (p_s) {
/* skip to comma delimiter */
for (p = p_s; *p != ',' && *p != 0; p++);
/* get integre value */
if (*p != 0) {
*p = 0;
cont = TRUE;
} else {
cont = FALSE;
}
uuid_codec = utl_str2int(p_s);
switch(uuid_codec) {
case UUID_CODEC_CVSD:
retval |= BTA_AG_CODEC_CVSD;
break;
case UUID_CODEC_MSBC:
retval |= BTA_AG_CODEC_MSBC;
break;
default:
APPL_TRACE_ERROR("Unknown Codec UUID(%d) received", uuid_codec);
return BTA_AG_CODEC_NONE;
}
if (cont) {
p_s = p + 1;
}
else {
break;
}
}
return (retval);
}
#endif /* #if (BTM_WBS_INCLUDED == TRUE ) */
/*******************************************************************************
**
** Function bta_ag_process_unat_res
**
** Description Process the unat response data and remove extra carriage return
** and line feed
**
**
** Returns void
**
*******************************************************************************/
static void bta_ag_process_unat_res(char *unat_result)
{
UINT8 str_leng;
UINT8 i = 0;
UINT8 j = 0;
UINT8 pairs_of_nl_cr;
char trim_data[BTA_AG_AT_MAX_LEN];
str_leng = strlen(unat_result);
/* If no extra CR and LF, just return */
if(str_leng < 4) {
return;
}
/* Remove the carriage return and left feed */
while(unat_result[0] =='\r' && unat_result[1] =='\n'
&& unat_result[str_leng-2] =='\r' && unat_result[str_leng-1] =='\n') {
pairs_of_nl_cr = 1;
for (i=0;i<(str_leng-4*pairs_of_nl_cr);i++) {
trim_data[j++] = unat_result[i+pairs_of_nl_cr*2];
}
/* Add EOF */
trim_data[j] = '\0';
str_leng = str_leng - 4;
BCM_STRNCPY_S(unat_result, trim_data, BTA_AG_AT_MAX_LEN);
i=0;
j=0;
if(str_leng <4) {
return;
}
}
return;
}
/*******************************************************************************
**
** Function bta_ag_inband_enabled
**
** Description Determine whether in-band ring can be used.
**
**
** Returns void
**
*******************************************************************************/
BOOLEAN bta_ag_inband_enabled(tBTA_AG_SCB *p_scb)
{
/* if feature is enabled and no other scbs connected */
if (p_scb->inband_enabled && !bta_ag_other_scb_open(p_scb)) {
return TRUE;
} else {
return FALSE;
}
}
/*******************************************************************************
**
** Function bta_ag_send_call_inds
**
** Description Send call and callsetup indicators.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_send_call_inds(tBTA_AG_SCB *p_scb, tBTA_AG_RES result)
{
UINT8 call = p_scb->call_ind;
UINT8 callsetup;
/* set new call and callsetup values based on BTA_AgResult */
callsetup = bta_ag_callsetup_ind_tbl[result];
if (result == BTA_AG_END_CALL_RES) {
call = BTA_AG_CALL_INACTIVE;
} else if (result == BTA_AG_IN_CALL_CONN_RES || result == BTA_AG_OUT_CALL_CONN_RES
|| result == BTA_AG_IN_CALL_HELD_RES) {
call = BTA_AG_CALL_ACTIVE;
} else {
call = p_scb->call_ind;
}
/* Send indicator function tracks if the values have actually changed */
bta_ag_send_ind(p_scb, BTA_AG_IND_CALL, call, FALSE);
bta_ag_send_ind(p_scb, BTA_AG_IND_CALLSETUP, callsetup, FALSE);
}
/*******************************************************************************
**
** Function bta_ag_at_hsp_cback
**
** Description AT command processing callback for HSP.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_at_hsp_cback(tBTA_AG_SCB *p_scb, UINT16 cmd, UINT8 arg_type,
char *p_arg, INT16 int_arg)
{
tBTA_AG_VAL val;
APPL_TRACE_DEBUG("AT cmd:%d arg_type:%d arg:%d arg:%s", cmd, arg_type, int_arg, p_arg);
/* send OK */
bta_ag_send_ok(p_scb);
val.hdr.handle = bta_ag_scb_to_idx(p_scb);
val.hdr.app_id = p_scb->app_id;
val.num = (UINT16) int_arg;
BCM_STRNCPY_S(val.str, p_arg, BTA_AG_AT_MAX_LEN);
val.str[BTA_AG_AT_MAX_LEN] = '\0';
/* call callback with event */
(*bta_ag_cb.p_cback)(bta_ag_hsp_cb_evt[cmd], (tBTA_AG *) &val);
}
/*******************************************************************************
**
** Function bta_ag_at_hfp_cback
**
** Description AT command processing callback for HFP.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_at_hfp_cback(tBTA_AG_SCB *p_scb, UINT16 cmd, UINT8 arg_type,
char *p_arg, INT16 int_arg)
{
tBTA_AG_VAL val;
tBTA_AG_EVT event;
tBTA_AG_SCB *ag_scb;
UINT32 i, ind_id;
UINT32 bia_masked_out;
#if (BTM_WBS_INCLUDED == TRUE)
tBTA_AG_PEER_CODEC codec_type, codec_sent;
#endif
if (p_arg == NULL) {
APPL_TRACE_ERROR("%s: p_arg is null, send error and return", __func__);
bta_ag_send_error(p_scb, BTA_AG_ERR_INV_CHAR_IN_TSTR);
return;
}
APPL_TRACE_DEBUG("HFP AT cmd:%d arg_type:%d arg:%d arg:%s", cmd, arg_type, int_arg, p_arg);
val.hdr.handle = bta_ag_scb_to_idx(p_scb);
val.hdr.app_id = p_scb->app_id;
val.num = int_arg;
bdcpy(val.bd_addr, p_scb->peer_addr);
BCM_STRNCPY_S(val.str, p_arg, BTA_AG_AT_MAX_LEN);
val.str[BTA_AG_AT_MAX_LEN] = '\0';
event = bta_ag_hfp_cb_evt[cmd];
switch (cmd)
{
case BTA_AG_HF_CMD_A:
case BTA_AG_HF_CMD_VGS:
case BTA_AG_HF_CMD_VGM:
case BTA_AG_HF_CMD_CHUP:
case BTA_AG_HF_CMD_CBC:
/* send OK */
bta_ag_send_ok(p_scb);
break;
case BTA_AG_HF_CMD_BLDN:
/* Do not send OK, App will send error or OK depending on last-dial-umber enabled or not */
break;
case BTA_AG_HF_CMD_D:
{
UINT16 src = 0;
UINT16 dst = 0;
/* Do not send OK for Dial cmds Let application decide whether to send OK or ERROR*/
/* if mem dial cmd, make sure string contains only digits */
if(p_arg[0] == '>') {
if(!utl_isintstr(p_arg+1)) {
event = 0;
bta_ag_send_error(p_scb, BTA_AG_ERR_INV_CHAR_IN_DSTR);
}
val.value = BTA_AG_HF_DIAL_MEM;
src = 1;
} else if (p_arg[0] == 'V') {
/* ATDV : Dial VoIP Call */
/* We do not check string. Code will be added later if needed. */
if(!((p_scb->peer_features & BTA_AG_PEER_FEAT_VOIP) && (p_scb->features & BTA_AG_FEAT_VOIP))) {
event = 0;
bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_SUPPORTED);
}
val.value = BTA_AG_HF_DIAL_VOIP;
} else {
/* If dial cmd, make sure string contains only dial digits
** Dial digits are 0-9, A-C, *, #, + */
if(!utl_isdialstr(p_arg)) {
event = 0;
bta_ag_send_error(p_scb, BTA_AG_ERR_INV_CHAR_IN_DSTR);
}
val.value = BTA_AG_HF_DIAL_NUM;
}
if (event != 0) {
while ((val.str[dst] = p_arg[src]) != '\0') {
if (val.str[dst] == ';') {
val.str[dst] = '\0';
break;
}
src++;
dst++;
}
}
break;
}
case BTA_AG_HF_CMD_CCWA:
p_scb->ccwa_enabled = (BOOLEAN) int_arg; /* store setting */
bta_ag_send_ok(p_scb); /* send OK */
break;
case BTA_AG_HF_CMD_CHLD:
{
if (arg_type == BTA_AG_AT_TEST) {
/* don't call callback */
event = 0;
/* send CHLD string */
/* Form string based on supported 1.5 feature */
if ((p_scb->peer_version >= HFP_VERSION_1_5) &&
(p_scb->features & BTA_AG_FEAT_ECC) &&
(p_scb->peer_features & BTA_AG_PEER_FEAT_ECC)) {
bta_ag_send_result(p_scb, BTA_AG_RES_CHLD, p_bta_ag_cfg->chld_val_ecc, 0);
} else {
bta_ag_send_result(p_scb, BTA_AG_RES_CHLD, p_bta_ag_cfg->chld_val, 0);
}
/* send OK */
bta_ag_send_ok(p_scb);
/* if service level conn. not already open, now it's open */
bta_ag_svc_conn_open(p_scb, NULL);
} else {
val.idx = bta_ag_parse_chld(p_scb, val.str);
if (val.idx == BTA_AG_INVALID_CHLD) {
event = 0;
bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_SUPPORTED);
break;
}
if(val.idx && !((p_scb->features & BTA_AG_FEAT_ECC) && (p_scb->peer_features & BTA_AG_PEER_FEAT_ECC))) {
/* we do not support ECC, but HF is sending us a CHLD with call index*/
event = 0;
bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_SUPPORTED);
} else {
/* If it is swap between calls, set call held indicator to 3(out of valid 0-2)
** Application will set it back to 1
** callheld indicator will be sent across to the peer. */
if(val.str[0] == '2') {
for (i = 0, ag_scb = &bta_ag_cb.scb[0]; i < BTA_AG_NUM_SCB; i++, ag_scb++) {
if (ag_scb->in_use) {
if((ag_scb->call_ind == BTA_AG_CALL_ACTIVE)
&& (ag_scb->callsetup_ind == BTA_AG_CALLSETUP_NONE)) {
ag_scb->callheld_ind = BTA_AG_CALLHELD_NOACTIVE + 1;
}
}
}
}
}
/* Do not send OK. Let app decide after parsing the val str */
/* bta_ag_send_ok(p_scb); */
}
break;
}
case BTA_AG_HF_CMD_CIND:
if (arg_type == BTA_AG_AT_TEST) {
/* don't call callback */
event = 0;
/* send CIND string, send OK */
bta_ag_send_result(p_scb, BTA_AG_RES_CIND, p_bta_ag_cfg->cind_info, 0);
bta_ag_send_ok(p_scb);
}
break;
case BTA_AG_HF_CMD_CLIP:
/* store setting, send OK */
p_scb->clip_enabled = (BOOLEAN) int_arg;
bta_ag_send_ok(p_scb);
break;
case BTA_AG_HF_CMD_CMER:
/* if parsed ok store setting, send OK */
if (bta_ag_parse_cmer(p_arg, &p_scb->cmer_enabled)) {
bta_ag_send_ok(p_scb);
/* if service level conn. not already open and our features and
** peer features do not have 3-way, service level conn. now open
*/
if (!p_scb->svc_conn && !((p_scb->features & BTA_AG_FEAT_3WAY) && (p_scb->peer_features & BTA_AG_PEER_FEAT_3WAY))) {
bta_ag_svc_conn_open(p_scb, NULL);
}
} else {
bta_ag_send_error(p_scb, BTA_AG_ERR_INV_CHAR_IN_TSTR);
}
break;
case BTA_AG_HF_CMD_VTS:
/* check argument */
if (strlen(p_arg) == 1) {
bta_ag_send_ok(p_scb);
} else {
event = 0;
bta_ag_send_error(p_scb, BTA_AG_ERR_INV_CHAR_IN_TSTR);
}
break;
case BTA_AG_HF_CMD_BINP:
/* if feature not set don't call callback, send ERROR */
if (!(p_scb->features & BTA_AG_FEAT_VTAG)) {
event = 0;
bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_SUPPORTED);
}
break;
case BTA_AG_HF_CMD_BVRA:
/* if feature not supported don't call callback, send ERROR. App will send OK */
if (!(p_scb->features & BTA_AG_FEAT_VREC)) {
event = 0;
bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_SUPPORTED);
} else {
bta_ag_send_ok(p_scb);
}
break;
case BTA_AG_HF_CMD_BRSF:
{
/* store peer features */
p_scb->peer_features = (UINT16) int_arg;
/* send BRSF, send OK */
#if BT_HF_AG_BQB_INCLUDED
if (s_bta_hf_ag_bqb_brsf_flag == true) {
bta_ag_send_result(p_scb, BTA_AG_RES_BRSF, NULL, (INT16) (p_scb->features & BTA_AG_BQB_BRSF_FEAT_SPEC));
} else {
bta_ag_send_result(p_scb, BTA_AG_RES_BRSF, NULL, (INT16) (p_scb->features & BTA_AG_BRSF_FEAT_SPEC));
}
#else
bta_ag_send_result(p_scb, BTA_AG_RES_BRSF, NULL, (INT16) (p_scb->features & BTA_AG_BRSF_FEAT_SPEC));
#endif /* BT_HF_AG_BQB_INCLUDED */
bta_ag_send_ok(p_scb);
break;
}
case BTA_AG_HF_CMD_NREC:
/* if feature send OK, else don't call callback, send ERROR */
if (p_scb->features & BTA_AG_FEAT_ECNR) {
bta_ag_send_ok(p_scb);
} else {
event = 0;
bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_SUPPORTED);
}
break;
case BTA_AG_HF_CMD_BTRH:
/* if feature send BTRH, send OK:, else don't call callback, send ERROR */
if (p_scb->features & BTA_AG_FEAT_BTRH) {
/* If set command; send response and notify app */
if (arg_type == BTA_AG_AT_SET) {
for (i = 0, ag_scb = &bta_ag_cb.scb[0]; i < BTA_AG_NUM_SCB; i++, ag_scb++) {
if (ag_scb->in_use) {
bta_ag_send_result(ag_scb, BTA_AG_RES_BTRH, NULL, int_arg);
}
}
bta_ag_send_ok(p_scb);
} else {
/* Read Command */
val.num = BTA_AG_BTRH_READ;
}
} else {
event = 0;
bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_SUPPORTED);
}
break;
case BTA_AG_HF_CMD_COPS:
if (arg_type == BTA_AG_AT_SET) {
/* don't call callback */
event = 0;
/* send OK */
bta_ag_send_ok(p_scb);
}
break;
case BTA_AG_HF_CMD_CMEE:
if (p_scb->features & BTA_AG_FEAT_EXTERR) {
/* store setting */
p_scb->cmee_enabled = (BOOLEAN) int_arg;
/* send OK */
bta_ag_send_ok(p_scb);
} else {
bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_SUPPORTED);
}
/* don't call callback */
event = 0;
break;
case BTA_AG_HF_CMD_BIA:
{
/* don't call callback */
event = 0;
bia_masked_out = p_scb->bia_masked_out;
/* Parse the indicator mask */
for (i = 0, ind_id = 1; (val.str[i] != 0) && (ind_id <= 20); i++, ind_id++) {
if (val.str[i] == ',')
continue;
if (val.str[i] == '0')
bia_masked_out |= ((UINT32)1 << ind_id);
else if (val.str[i] == '1')
bia_masked_out &= ~((UINT32)1 << ind_id);
else
break;
i++;
if ( (val.str[i] != 0) && (val.str[i] != ',') )
break;
}
if (val.str[i] == 0) {
p_scb->bia_masked_out = bia_masked_out;
bta_ag_send_ok (p_scb);
} else {
bta_ag_send_error (p_scb, BTA_AG_ERR_INVALID_INDEX);
}
break;
}
case BTA_AG_HF_CMD_CNUM:
if(!(p_scb->features & BTA_AG_FEAT_ECS)) {
event = 0;
bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_SUPPORTED);
}
break;
case BTA_AG_HF_CMD_CLCC:
if(!(p_scb->features & BTA_AG_FEAT_ECS)) {
event = 0;
bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_SUPPORTED);
}
break;
#if (BTM_WBS_INCLUDED == TRUE)
case BTA_AG_HF_CMD_BAC:
{
bta_ag_send_ok(p_scb);
/* store available codecs from the peer */
if((p_scb->peer_features & BTA_AG_PEER_FEAT_CODEC) && (p_scb->features & BTA_AG_FEAT_CODEC)) {
p_scb->peer_codecs = bta_ag_parse_bac(p_scb, p_arg);
p_scb->codec_updated = TRUE;
if (p_scb->peer_codecs & BTA_AG_CODEC_MSBC) {
p_scb->sco_codec = UUID_CODEC_MSBC;
APPL_TRACE_DEBUG("Received AT+BAC, updating sco codec to MSBC");
} else {
p_scb->sco_codec = UUID_CODEC_CVSD;
APPL_TRACE_DEBUG("Received AT+BAC, updating sco codec to CVSD");
}
/* The above logic sets the stack preferred codec based on local and peer codec
capabilities. This can be overridden by the application depending on its preference
using the bta_ag_setcodec API. We send the peer_codecs to the application. */
val.num = p_scb->peer_codecs;
/* Received BAC while in codec negotiation. */
if ((bta_ag_cb.sco.state == BTA_AG_SCO_CODEC_ST) && (bta_ag_cb.sco.p_curr_scb == p_scb)) {
bta_ag_codec_negotiate (p_scb);
}
} else {
p_scb->peer_codecs = BTA_AG_CODEC_NONE;
APPL_TRACE_ERROR("Unexpected CMD:AT+BAC, Codec Negotiation is not supported");
}
break;
}
case BTA_AG_HF_CMD_BCS:
{
bta_ag_send_ok(p_scb);
/* stop cn timer */
bta_sys_stop_timer(&p_scb->cn_timer);
switch(int_arg) {
case UUID_CODEC_CVSD:
codec_type = BTA_AG_CODEC_CVSD;
break;
case UUID_CODEC_MSBC:
codec_type = BTA_AG_CODEC_MSBC;
break;
default:
APPL_TRACE_ERROR("Unknown codec_uuid %d", int_arg);
codec_type = 0xFFFF;
break;
}
if (p_scb->codec_fallback) {
codec_sent = BTA_AG_CODEC_CVSD;
} else {
codec_sent = p_scb->sco_codec;
}
if(codec_type == codec_sent) {
bta_ag_sco_codec_nego(p_scb, TRUE);
} else {
bta_ag_sco_codec_nego(p_scb, FALSE);
}
/* send final codec info to callback */
val.num = codec_sent;
break;
}
case BTA_AG_HF_CMD_BCC:
{
bta_ag_send_ok(p_scb);
bta_ag_sco_open(p_scb, NULL);
break;
}
#endif
default:
bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_SUPPORTED);
break;
}
/* call callback */
if (event != 0) {
(*bta_ag_cb.p_cback)(event, (tBTA_AG *) &val);
}
}
/*******************************************************************************
**
** Function bta_ag_at_err_cback
**
** Description AT command parser error callback.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_at_err_cback(tBTA_AG_SCB *p_scb, BOOLEAN unknown, char *p_arg)
{
tBTA_AG_VAL val;
if(unknown && (!strlen(p_arg))) {
APPL_TRACE_DEBUG("Empty AT cmd string received");
bta_ag_send_ok(p_scb);
return;
}
/* if unknown AT command and configured to pass these to app */
if (unknown && (p_scb->features & BTA_AG_FEAT_UNAT)) {
val.hdr.handle = bta_ag_scb_to_idx(p_scb);
val.hdr.app_id = p_scb->app_id;
val.num = 0;
BCM_STRNCPY_S(val.str, p_arg, BTA_AG_AT_MAX_LEN);
val.str[BTA_AG_AT_MAX_LEN] = '\0';
(*bta_ag_cb.p_cback)(BTA_AG_AT_UNAT_EVT, (tBTA_AG *) &val);
} else {
bta_ag_send_error(p_scb, BTA_AG_ERR_OP_NOT_SUPPORTED);
}
}
/*******************************************************************************
**
** Function bta_ag_hsp_result
**
** Description Handle API result for HSP connections.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_hsp_result(tBTA_AG_SCB *p_scb, tBTA_AG_API_RESULT *p_result)
{
UINT8 code = bta_ag_trans_result[p_result->result];
APPL_TRACE_DEBUG("bta_ag_hsp_result : res = %d", p_result->result);
switch(p_result->result) {
case BTA_AG_SPK_RES:
case BTA_AG_MIC_RES:
bta_ag_send_result(p_scb, code, NULL, p_result->data.num);
break;
case BTA_AG_IN_CALL_RES:
{
/* tell sys to stop av if any */
bta_sys_sco_use(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
/* if sco already opened or no inband ring send ring now */
if (bta_ag_sco_is_open(p_scb) || !bta_ag_inband_enabled(p_scb) ||
(p_scb->features & BTA_AG_FEAT_NOSCO)) {
bta_ag_send_ring(p_scb, (tBTA_AG_DATA *) p_result);
} else {
/* else open sco, send ring after sco opened */
/* HSPv1.2: AG shall not send RING if using in-band ring tone. */
if (p_scb->hsp_version >= HSP_VERSION_1_2) {
p_scb->post_sco = BTA_AG_POST_SCO_NONE;
} else {
p_scb->post_sco = BTA_AG_POST_SCO_RING;
}
bta_ag_sco_open(p_scb, (tBTA_AG_DATA *) p_result);
}
break;
}
case BTA_AG_IN_CALL_CONN_RES:
case BTA_AG_OUT_CALL_ORIG_RES:
{
/* if incoming call connected stop ring timer */
if (p_result->result == BTA_AG_IN_CALL_CONN_RES) {
bta_sys_stop_timer(&p_scb->act_timer);
}
if (!(p_scb->features & BTA_AG_FEAT_NOSCO)) {
/* if audio connected to this scb open sco */
if (p_result->data.audio_handle == bta_ag_scb_to_idx(p_scb)) {
bta_ag_sco_open(p_scb, (tBTA_AG_DATA *) p_result);
} else if (p_result->data.audio_handle == BTA_AG_HANDLE_NONE) {
/* else if no audio at call close sco */
bta_ag_sco_close(p_scb, (tBTA_AG_DATA *) p_result);
}
}
break;
}
case BTA_AG_END_CALL_RES:
{
/* stop ring timer */
bta_sys_stop_timer(&p_scb->act_timer);
/* close sco */
if ((bta_ag_sco_is_open(p_scb) || bta_ag_sco_is_opening(p_scb)) && !(p_scb->features & BTA_AG_FEAT_NOSCO)) {
bta_ag_sco_close(p_scb, (tBTA_AG_DATA *) p_result);
} else {
/* if av got suspended by this call, let it resume. */
bta_sys_sco_unuse(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
}
break;
}
case BTA_AG_INBAND_RING_RES:
p_scb->inband_enabled = p_result->data.state;
APPL_TRACE_DEBUG("inband_enabled set to %d", p_scb->inband_enabled);
break;
case BTA_AG_UNAT_RES:
{
if (p_result->data.ok_flag != BTA_AG_OK_ERROR) {
if (p_result->data.str[0] != 0) {
bta_ag_send_result(p_scb, code, p_result->data.str, 0);
}
if (p_result->data.ok_flag == BTA_AG_OK_DONE) {
bta_ag_send_ok(p_scb);
}
} else {
bta_ag_send_error(p_scb, BTA_AG_ERR_INV_CHAR_IN_TSTR);
}
break;
}
default:
break; /* ignore all others */
}
}
/*******************************************************************************
**
** Function bta_ag_hfp_result
**
** Description Handle API result for HFP connections.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_hfp_result(tBTA_AG_SCB *p_scb, tBTA_AG_API_RESULT *p_result)
{
UINT8 code = bta_ag_trans_result[p_result->result];
APPL_TRACE_DEBUG("bta_ag_hfp_result : res = %d", p_result->result);
switch(p_result->result)
{
case BTA_AG_SPK_RES:
case BTA_AG_MIC_RES:
bta_ag_send_result(p_scb, code, NULL, p_result->data.num);
break;
case BTA_AG_IN_CALL_RES:
{
/* tell sys to stop av if any */
bta_sys_sco_use(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
/* store caller id string.
* append type info at the end.
* make sure a valid type info is passed.
* otherwise add 129 as default type */
if ((p_result->data.num < BTA_AG_CLIP_TYPE_MIN) || (p_result->data.num > BTA_AG_CLIP_TYPE_MAX)) {
if (p_result->data.num != BTA_AG_CLIP_TYPE_VOIP) {
p_result->data.num = BTA_AG_CLIP_TYPE_DEFAULT;
}
}
APPL_TRACE_DEBUG("CLIP type :%d", p_result->data.num);
p_scb->clip[0] = '\0';
if (p_result->data.str[0] != 0) {
snprintf(p_scb->clip, sizeof(p_scb->clip), "%s,%d", p_result->data.str, p_result->data.num);
}
/* send callsetup indicator */
if (p_scb->post_sco == BTA_AG_POST_SCO_CALL_END) {
/* Need to sent 2 callsetup IND's(Call End and Incoming call) after SCO close. */
p_scb->post_sco = BTA_AG_POST_SCO_CALL_END_INCALL;
} else {
bta_ag_send_call_inds(p_scb, p_result->result);
/* if sco already opened or no inband ring send ring now */
if (bta_ag_sco_is_open(p_scb) || !bta_ag_inband_enabled(p_scb) ||
(p_scb->features & BTA_AG_FEAT_NOSCO)) {
bta_ag_send_ring(p_scb, (tBTA_AG_DATA *) p_result);
} else {
/* else open sco, send ring after sco opened */
p_scb->post_sco = BTA_AG_POST_SCO_RING;
bta_ag_sco_open(p_scb, (tBTA_AG_DATA *) p_result);
}
}
break;
}
case BTA_AG_IN_CALL_CONN_RES:
{
/* stop ring timer */
bta_sys_stop_timer(&p_scb->act_timer);
/* if sco not opened and we need to open it, send indicators first
** then open sco. */
bta_ag_send_call_inds(p_scb, p_result->result);
if (!(p_scb->features & BTA_AG_FEAT_NOSCO)) {
if (p_result->data.audio_handle == bta_ag_scb_to_idx(p_scb)) {
bta_ag_sco_open(p_scb, (tBTA_AG_DATA *) p_result);
} else if ((p_result->data.audio_handle == BTA_AG_HANDLE_NONE) && bta_ag_sco_is_open(p_scb)) {
bta_ag_sco_close(p_scb, (tBTA_AG_DATA *) p_result);
}
}
break;
}
case BTA_AG_IN_CALL_HELD_RES:
/* stop ring timer */
bta_sys_stop_timer(&p_scb->act_timer);
bta_ag_send_call_inds(p_scb, p_result->result);
break;
case BTA_AG_OUT_CALL_ORIG_RES:
bta_ag_send_call_inds(p_scb, p_result->result);
if (p_result->data.audio_handle == bta_ag_scb_to_idx(p_scb) && !(p_scb->features & BTA_AG_FEAT_NOSCO)) {
bta_ag_sco_open(p_scb, (tBTA_AG_DATA *) p_result);
}
break;
case BTA_AG_OUT_CALL_ALERT_RES:
/* send indicators */
bta_ag_send_call_inds(p_scb, p_result->result);
if (p_result->data.audio_handle == bta_ag_scb_to_idx(p_scb) && !(p_scb->features & BTA_AG_FEAT_NOSCO)) {
bta_ag_sco_open(p_scb, (tBTA_AG_DATA *) p_result);
}
break;
case BTA_AG_MULTI_CALL_RES:
/* open SCO at SLC for this three way call */
APPL_TRACE_DEBUG("Headset Connected in three way call");
if (!(p_scb->features & BTA_AG_FEAT_NOSCO)) {
if (p_result->data.audio_handle == bta_ag_scb_to_idx(p_scb)) {
bta_ag_sco_open(p_scb, (tBTA_AG_DATA *) p_result);
} else if (p_result->data.audio_handle == BTA_AG_HANDLE_NONE) {
bta_ag_sco_close(p_scb, (tBTA_AG_DATA *) p_result);
}
}
break;
case BTA_AG_OUT_CALL_CONN_RES:
/* send indicators */
bta_ag_send_call_inds(p_scb, p_result->result);
/* open or close sco */
if (!(p_scb->features & BTA_AG_FEAT_NOSCO)) {
if (p_result->data.audio_handle == bta_ag_scb_to_idx(p_scb)) {
bta_ag_sco_open(p_scb, (tBTA_AG_DATA *) p_result);
} else if (p_result->data.audio_handle == BTA_AG_HANDLE_NONE) {
bta_ag_sco_close(p_scb, (tBTA_AG_DATA *) p_result);
}
}
break;
case BTA_AG_CALL_CANCEL_RES:
/* send indicators */
bta_ag_send_call_inds(p_scb, p_result->result);
break;
case BTA_AG_END_CALL_RES:
/* stop ring timer */
bta_sys_stop_timer(&p_scb->act_timer);
/* if sco open, close sco then send indicator values */
if ((bta_ag_sco_is_open(p_scb) || bta_ag_sco_is_opening(p_scb)) && !(p_scb->features & BTA_AG_FEAT_NOSCO)) {
p_scb->post_sco = BTA_AG_POST_SCO_CALL_END;
bta_ag_sco_close(p_scb, (tBTA_AG_DATA *) p_result);
} else if (p_scb->post_sco == BTA_AG_POST_SCO_CALL_END_INCALL) {
/* sco closing for outgoing call because of incoming call */
/* Send only callsetup end indicator after sco close */
p_scb->post_sco = BTA_AG_POST_SCO_CALL_END;
} else {
bta_ag_send_call_inds(p_scb, p_result->result);
/* if av got suspended by this call, let it resume. */
bta_sys_sco_unuse(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
}
break;
case BTA_AG_INBAND_RING_RES:
p_scb->inband_enabled = p_result->data.state;
APPL_TRACE_DEBUG("inband_enabled set to %d", p_scb->inband_enabled);
bta_ag_send_result(p_scb, code, NULL, p_result->data.state);
break;
case BTA_AG_CIND_RES:
{
/* store local values */
p_scb->call_ind = p_result->data.str[0] - '0';
p_scb->callsetup_ind = p_result->data.str[2] - '0';
p_scb->service_ind = p_result->data.str[4] - '0';
p_scb->signal_ind = p_result->data.str[6] - '0';
p_scb->roam_ind = p_result->data.str[8] - '0';
p_scb->battchg_ind = p_result->data.str[10] - '0';
p_scb->callheld_ind = p_result->data.str[12] - '0';
APPL_TRACE_DEBUG("cind call:%d callsetup:%d", p_scb->call_ind, p_scb->callsetup_ind);
bta_ag_send_result(p_scb, code, p_result->data.str, 0);
bta_ag_send_ok(p_scb);
break;
}
case BTA_AG_BINP_RES: // Not supported yet
case BTA_AG_CNUM_RES:
case BTA_AG_CLCC_RES:
case BTA_AG_COPS_RES:
{
if (p_result->data.ok_flag != BTA_AG_OK_ERROR) {
if (p_result->data.str[0] != 0) {
bta_ag_send_result(p_scb, code, p_result->data.str, 0);
}
if (p_result->data.ok_flag == BTA_AG_OK_DONE) {
bta_ag_send_ok(p_scb);
}
} else {
bta_ag_send_error(p_scb, p_result->data.errcode);
}
break;
}
case BTA_AG_UNAT_RES:
if (p_result->data.ok_flag != BTA_AG_OK_ERROR) {
if (p_result->data.str[0] != 0) {
bta_ag_process_unat_res(p_result->data.str);
APPL_TRACE_DEBUG("BTA_AG_RES :%s",p_result->data.str);
bta_ag_send_result(p_scb, code, p_result->data.str, 0);
}
if (p_result->data.ok_flag == BTA_AG_OK_DONE) {
bta_ag_send_ok(p_scb);
}
} else {
bta_ag_send_error(p_scb, p_result->data.errcode);
}
break;
case BTA_AG_CALL_WAIT_RES:
if (p_scb->ccwa_enabled) {
bta_ag_send_result(p_scb, code, p_result->data.str, 0);
}
bta_ag_send_call_inds(p_scb, p_result->result);
break;
case BTA_AG_IND_RES:
bta_ag_send_ind(p_scb, p_result->data.ind.type, p_result->data.ind.value, FALSE);
break;
case BTA_AG_BVRA_RES:
bta_ag_send_result(p_scb, code, NULL, p_result->data.state);
if (p_result->data.ok_flag!= BTA_AG_OK_ERROR)
{
bta_ag_send_ok(p_scb);
} else {
bta_ag_send_error(p_scb, p_result->data.errcode);
}
break;
case BTA_AG_BTRH_RES: // Not supported yet
if (p_result->data.ok_flag != BTA_AG_OK_ERROR) {
/* Don't respond to read if not in response & hold state */
if (p_result->data.num != BTA_AG_BTRH_NO_RESP) {
bta_ag_send_result(p_scb, code, NULL, p_result->data.num);
}
/* In case of a response to a read request we need to send OK */
if (p_result->data.ok_flag == BTA_AG_OK_DONE) {
bta_ag_send_ok(p_scb);
}
} else {
bta_ag_send_error(p_scb, p_result->data.errcode);
}
break;
default:
break;
}
}
/*******************************************************************************
**
** Function bta_ag_result
**
** Description Handle API result.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_result(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
if (p_scb->conn_service == BTA_AG_HSP) {
bta_ag_hsp_result(p_scb, &p_data->api_result);
} else {
bta_ag_hfp_result(p_scb, &p_data->api_result);
}
}
/*******************************************************************************
**
** Function bta_ag_send_bcs
**
** Description Send +BCS AT command to peer.
**
** Returns void
**
*******************************************************************************/
#if (BTM_WBS_INCLUDED == TRUE )
void bta_ag_send_bcs(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
UINT16 codec_uuid;
if (p_scb->codec_fallback) {
codec_uuid = UUID_CODEC_CVSD;
} else {
switch(p_scb->sco_codec) {
case BTA_AG_CODEC_NONE:
codec_uuid = UUID_CODEC_CVSD;
break;
case BTA_AG_CODEC_CVSD:
codec_uuid = UUID_CODEC_CVSD;
break;
case BTA_AG_CODEC_MSBC:
codec_uuid = UUID_CODEC_MSBC;
break;
default:
APPL_TRACE_ERROR("bta_ag_send_bcs: unknown codec %d, use CVSD", p_scb->sco_codec);
codec_uuid = UUID_CODEC_CVSD;
break;
}
}
/* send +BCS */
APPL_TRACE_DEBUG("send +BCS codec is %d", codec_uuid);
bta_ag_send_result(p_scb, BTA_AG_RES_BCS, NULL, codec_uuid);
}
#endif
/*******************************************************************************
**
** Function bta_ag_send_ring
**
** Description Send RING result code to peer.
**
**
** Returns void
**
*******************************************************************************/
void bta_ag_send_ring(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
{
UNUSED(p_data);
#if defined(BTA_AG_MULTI_RESULT_INCLUDED) && (BTA_AG_MULTI_RESULT_INCLUDED == TRUE)
tBTA_AG_MULTI_RESULT_CB m_res_cb;
if (p_scb->conn_service == BTA_AG_HFP && p_scb->clip_enabled && p_scb->clip[0] != 0) {
memset(&m_res_cb, NULL, sizeof(tBTA_AG_MULTI_RESULT_CB));
m_res_cb.num_result = 2;
AT_SET_RES_CB(m_res_cb.res_cb[0], BTA_AG_RES_RING, NULL, 0)
AT_SET_RES_CB(m_res_cb.res_cb[1], BTA_AG_RES_CLIP, p_scb->clip, 0)
bta_ag_send_multi_result(p_scb, &m_res_cb);
} else {
/* send RING ONLY */
bta_ag_send_result(p_scb, BTA_AG_RES_RING, NULL, 0);
}
#else
/* send RING */
bta_ag_send_result(p_scb, BTA_AG_RES_RING, NULL, 0);
/* if HFP and clip enabled and clip data send CLIP */
if (p_scb->conn_service == BTA_AG_HFP && p_scb->clip_enabled && p_scb->clip[0] != 0) {
bta_ag_send_result(p_scb, BTA_AG_RES_CLIP, p_scb->clip, 0);
}
#endif
/* restart ring timer */
bta_sys_start_timer(&p_scb->act_timer, BTA_AG_RING_TOUT_EVT, BTA_AG_RING_TOUT);
}
#endif /* #if (BTA_AG_INCLUDED == TRUE) */
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