/*******************************************************************************
**
** Function bta_av_sm_execute
**
** Description State machine event handling function for AV
**
**
** Returns void
**
*******************************************************************************/
void bta_av_sm_execute(tBTA_AV_CB *p_cb, UINT16 event, tBTA_AV_DATA *p_data)
{
tBTA_AV_ST_TBL state_table;
UINT8 action;
#if (defined(BTA_AV_DEBUG) && BTA_AV_DEBUG == TRUE)
APPL_TRACE_EVENT4("AV event=0x%x(%s) state=%d(%s)",
event, bta_av_evt_code(event), p_cb->state, bta_av_st_code(p_cb->state));
#else
APPL_TRACE_EVENT2("AV event=0x%x state=%d", event, p_cb->state);
#endif
/* look up the state table for the current state */
state_table = bta_av_st_tbl[p_cb->state];
event &= 0x00FF;
/* set next state */
p_cb->state = state_table[event][BTA_AV_NEXT_STATE];
APPL_TRACE_EVENT1("next state=%d", p_cb->state);
/* execute action functions */
if ((action = state_table[event][BTA_AV_ACTION_COL]) != BTA_AV_IGNORE)
{
(*bta_av_action[action])(p_cb, p_data);
}
}
/*******************************************************************************
**
** Function bta_ma_get_body_length
**
** Description Returns the combined length in characters of the message
** content.
**
** Parameters p_body - pointer to bBody structure.
**
** Returns Length of the body message text.
**
*******************************************************************************/
UINT32 bta_ma_get_body_length(tBTA_MA_BMSG_BODY * p_body)
{
UINT32 length = 0, len=0;
tBTA_MA_BMSG_CONTENT * p_content;
char * p_text;
APPL_TRACE_EVENT0("bta_ma_get_body_length");
p_content = BTA_MaBmsgGetContentFromBody(p_body);
while ( p_content )
{
p_text= BTA_MaBmsgGetMsgContent(p_content);
while ( p_text )
{
len = strlen(p_text);
length += len;
APPL_TRACE_EVENT3("total=%d len=%d text=%s",length, len, p_text);
p_text = BTA_MaBmsgGetNextMsgContent(p_content);
}
p_content = BTA_MaBmsgGetNextContent(p_content);
}
APPL_TRACE_EVENT1("bta_ma_get_body_length len=%d", length);
return( length );
}
/*******************************************************************************
**
** Function bta_av_co_audio_get_sbc_config
**
** Description Retrieves the SBC codec configuration. If the codec in use
** is not SBC, return the default SBC codec configuration.
**
** Returns TRUE if codec is SBC, FALSE otherwise
**
*******************************************************************************/
BOOLEAN bta_av_co_audio_get_sbc_config(tA2D_SBC_CIE *p_sbc_config, UINT16 *p_minmtu)
{
BOOLEAN result = FALSE;
UINT8 index, jndex;
tBTA_AV_CO_PEER *p_peer;
tBTA_AV_CO_SINK *p_sink;
APPL_TRACE_EVENT1("bta_av_co_cb.codec_cfg.id : codec 0x%x", bta_av_co_cb.codec_cfg.id);
/* Minimum MTU is by default very large */
*p_minmtu = 0xFFFF;
GKI_disable();
if (bta_av_co_cb.codec_cfg.id == BTIF_AV_CODEC_SBC)
{
if (A2D_ParsSbcInfo(p_sbc_config, bta_av_co_cb.codec_cfg.info, FALSE) == A2D_SUCCESS)
{
for (index = 0; index < BTA_AV_CO_NUM_ELEMENTS(bta_av_co_cb.peers); index++)
{
p_peer = &bta_av_co_cb.peers[index];
if (p_peer->opened)
{
if (p_peer->mtu < *p_minmtu)
{
*p_minmtu = p_peer->mtu;
}
for (jndex = 0; jndex < p_peer->num_sup_snks; jndex++)
{
p_sink = &p_peer->snks[jndex];
if (p_sink->codec_type == A2D_MEDIA_CT_SBC)
{
/* Update the bitpool boundaries of the current config */
p_sbc_config->min_bitpool =
BTA_AV_CO_MAX(p_sink->codec_caps[BTA_AV_CO_SBC_MIN_BITPOOL_OFF],
p_sbc_config->min_bitpool);
p_sbc_config->max_bitpool =
BTA_AV_CO_MIN(p_sink->codec_caps[BTA_AV_CO_SBC_MAX_BITPOOL_OFF],
p_sbc_config->max_bitpool);
APPL_TRACE_EVENT2("bta_av_co_audio_get_sbc_config : sink bitpool min %d, max %d",
p_sbc_config->min_bitpool, p_sbc_config->max_bitpool);
break;
}
}
}
}
result = TRUE;
}
}
if (!result)
{
/* Not SBC, still return the default values */
*p_sbc_config = btif_av_sbc_default_config;
}
GKI_enable();
return result;
}
/******************************************************************************
**
** Function preload_cb
**
** Description HOST/CONTROLLER LIB CALLBACK API - This function is called
** when the libbt-hci completed stack preload process
**
** Returns None
**
******************************************************************************/
static void preload_cb(TRANSAC transac, bt_hc_preload_result_t result)
{
APPL_TRACE_EVENT1("HC preload_cb %d [0:SUCCESS 1:FAIL]", result);
if (result == BT_HC_PRELOAD_SUCCESS)
{
preload_stop_wait_timer();
/* notify BTU task that libbt-hci is ready */
GKI_send_event(BTU_TASK, BT_EVT_PRELOAD_CMPL);
}
}
/*******************************************************************************
**
** Function bta_dm_sm_execute
**
** Description State machine event handling function for DM
**
**
** Returns void
**
*******************************************************************************/
BOOLEAN bta_dm_sm_execute(BT_HDR *p_msg)
{
UINT16 event = p_msg->event & 0x00ff;
APPL_TRACE_EVENT1("bta_dm_sm_execute event:0x%x", event);
/* execute action functions */
if(event < BTA_DM_NUM_ACTIONS)
{
(*bta_dm_action[event])( (tBTA_DM_MSG*) p_msg);
}
return TRUE;
}
/******************************************************************************
**
** Function bte_hci_enable
**
** Description Enable HCI & Vendor modules
**
** Returns None
**
******************************************************************************/
static void bte_hci_enable(void)
{
APPL_TRACE_DEBUG1("%s", __FUNCTION__);
preload_start_wait_timer();
if (bt_hc_if)
{
int result = bt_hc_if->init(&hc_callbacks, btif_local_bd_addr.address);
APPL_TRACE_EVENT1("libbt-hci init returns %d", result);
assert(result == BT_HC_STATUS_SUCCESS);
if (hci_logging_enabled == TRUE)
bt_hc_if->logging(BT_HC_LOGGING_ON, hci_logfile);
#if (defined (BT_CLEAN_TURN_ON_DISABLED) && BT_CLEAN_TURN_ON_DISABLED == TRUE)
APPL_TRACE_DEBUG1("%s Not Turninig Off the BT before Turninig ON", __FUNCTION__);
/* Do not power off the chip before powering on if BT_CLEAN_TURN_ON_DISABLED flag
is defined and set to TRUE to avoid below mentioned issue.
Wingray kernel driver maintains a combined counter to keep track of
BT-Wifi state. Invoking set_power(BT_HC_CHIP_PWR_OFF) when the BT is already
in OFF state causes this counter to be incorrectly decremented and results in undesired
behavior of the chip.
This is only a workaround and when the issue is fixed in the kernel this work around
should be removed. */
#else
/* toggle chip power to ensure we will reset chip in case
a previous stack shutdown wasn't completed gracefully */
bt_hc_if->set_power(BT_HC_CHIP_PWR_OFF);
#endif
bt_hc_if->set_power(BT_HC_CHIP_PWR_ON);
bt_hc_if->preload(NULL);
}
}
/******************************************************************************
**
** Function hostwake_ind
**
** Description HOST/CONTROLLER LIB CALLOUT API - This function is called
** from the libbt-hci to indicate the HostWake event
**
** Returns None
**
******************************************************************************/
static void hostwake_ind(bt_hc_low_power_event_t event)
{
APPL_TRACE_EVENT1("HC hostwake_ind %d", event);
}
/******************************************************************************
**
** Function lpm_cb
**
** Description HOST/CONTROLLER LIB CALLBACK API - This function is called
** back from the libbt-hci to indicate the current LPM state
**
** Returns None
**
******************************************************************************/
static void lpm_cb(bt_hc_lpm_request_result_t result)
{
APPL_TRACE_EVENT1("HC lpm_result_cb %d", result);
lpm_enabled = (result == BT_HC_LPM_ENABLED) ? TRUE : FALSE;
}
/******************************************************************************
**
** Function postload_cb
**
** Description HOST/CONTROLLER LIB CALLBACK API - This function is called
** when the libbt-hci lib completed stack postload process
**
** Returns None
**
******************************************************************************/
static void postload_cb(TRANSAC transac, bt_hc_postload_result_t result)
{
APPL_TRACE_EVENT1("HC postload_cb %d", result);
}
