/*******************************************************************************
**
** Function bta_ma_parse_envelope
**
** Description Parses a <bmessage-envelope> from the stream into a
** generic tBTA_MA_BMSG_ENVELOPE structure. This will parse text
** until we see "END:BENV" at the start of a line.
**
** Parameters p_envelope - pointer to generic envelope structure.
** p_stream - Input stream.
**
** Returns BTA_MA_STATUS_OK if successful. BTA_MA_STATUS_FAIL if not.
**
*******************************************************************************/
tBTA_MA_STATUS bta_ma_parse_envelope(tBTA_MA_BMSG_ENVELOPE * p_envelope,
tBTA_MA_STREAM * p_stream)
{
char sz[BTA_MA_MAX_SIZE];
tBTA_MA_STATUS status = BTA_MA_STATUS_FAIL;
tBTA_MA_BMSG_VCARD * p_vcard = NULL;
tBTA_MA_BMSG_ENVELOPE * p_new_envelope = NULL;
tBTA_MA_BMSG_BODY * p_body = NULL;
while ( bta_ma_get_tag(p_stream, sz, BTA_MA_MAX_SIZE) )
{
if ( strcmp(sz, "BEGIN") == 0 )
{
bta_ma_get_value(p_stream, sz, BTA_MA_MAX_SIZE);
if ( strcmp(sz, "VCARD") == 0 )
{
p_vcard = BTA_MaBmsgAddRecipToEnv(p_envelope);
bta_ma_parse_vcard(p_vcard, p_stream);
}
else if ( strcmp(sz, "BENV") == 0 )
{
p_new_envelope = BTA_MaBmsgAddEnvToEnv(p_envelope);
bta_ma_parse_envelope(p_new_envelope, p_stream);
}
else if ( strcmp(sz, "BBODY") == 0 )
{
p_body = BTA_MaBmsgAddBodyToEnv(p_envelope);
bta_ma_parse_body(p_body, p_stream);
}
else
{
APPL_TRACE_ERROR1("bta_ma_parse_envelope - Invalid BEGIN: '%s'", sz);
}
}
else if ( strcmp(sz, "END") == 0 )
{
bta_ma_get_value(p_stream, sz, BTA_MA_MAX_SIZE);
status = BTA_MA_STATUS_OK;
break;
}
else
{
APPL_TRACE_ERROR1("bta_ma_parse_envelope - Invalid tag: '%s'", sz);
}
}
return( status );
}
int socket_server_open(char *socket_name)
{
int sock = -1;
struct sockaddr_un server_address;
int status;
char errorstring[80];
sock = socket(AF_UNIX, SOCK_STREAM, 0);
if (sock < 0)
{
strerror_r(errno, errorstring, sizeof(errorstring));
APPL_TRACE_ERROR1("socket_server_open: socket failed(%s) \n", errorstring);
return -1;
}
memset((char *) &server_address, 0 , sizeof(server_address));
server_address.sun_family = AF_UNIX;
server_address.sun_path[0] = 0;
strncat(server_address.sun_path, (char*)socket_name, sizeof(server_address.sun_path)-1-strlen(server_address.sun_path));
/* Remove old socket (if previous server closed without removing it) */
if (unlink(server_address.sun_path) == 0)
{
APPL_TRACE_WARNING1("socket_server_open: removed old file:%s \n", socket_name);
}
if (bind(sock, (struct sockaddr *) &server_address,
sizeof(server_address)) < 0)
{
strerror_r(errno, errorstring, sizeof(errorstring));
APPL_TRACE_ERROR1("socket_server_open: bind failed(%s) \n", errorstring);
close(sock);
return -1;
}
/* Set up queue for incoming connections. */
status = listen(sock, LISTEN_BACKLOG);
if (status < 0)
{
strerror_r(errno, errorstring, sizeof(errorstring));
APPL_TRACE_ERROR1("socket_server_open: listen failed(%s) \n", errorstring);
close(sock);
return -1;
}
return sock;
}
int btsock_thread_wakeup(int h)
{
if(h < 0 || h >= MAX_THREAD)
{
APPL_TRACE_ERROR1("invalid bt thread handle:%d", h);
return FALSE;
}
if(ts[h].cmd_fdw == -1)
{
APPL_TRACE_ERROR1("thread handle:%d, cmd socket is not created", h);
return FALSE;
}
sock_cmd_t cmd = {CMD_WAKEUP, 0, 0, 0, 0};
return send(ts[h].cmd_fdw, &cmd, sizeof(cmd), 0) == sizeof(cmd);
}
static char *bta_hf_client_parse_binp(char *buffer)
{
/* HFP only supports phone number as BINP data */
/* phone number is 32 chars plus one for \0*/
char numstr[33];
int res;
int offset = 0;
AT_CHECK_EVENT(buffer, "+BINP:");
res = sscanf(buffer, "\"%32[^\"]\"\r\n%n", numstr, &offset);
if(res < 1)
{
return NULL;
}
/* Abort in case offset not set because of format error */
if (offset == 0)
{
APPL_TRACE_ERROR1("bta_hf_client_parse_binp: Format Error %s", buffer);
return NULL;
}
buffer += offset;
/* some phones might sent type as well, just skip it */
AT_SKIP_REST(buffer);
AT_CHECK_RN(buffer);
bta_hf_client_handle_binp(numstr);
return buffer;
}
static char *bta_hf_client_parse_cops(char *buffer)
{
UINT8 mode;
/* spec forces 16 chars max, plus \0 here */
char opstr[17];
int res;
int offset = 0;
AT_CHECK_EVENT(buffer, "+COPS:");
/* TODO: Not sure if operator string actually can contain escaped " char inside */
res = sscanf(buffer, "%hhi,0,\"%16[^\"]\"%n", &mode, opstr, &offset);
if(res < 2)
{
return NULL;
}
/* Abort in case offset not set because of format error */
if (offset == 0)
{
APPL_TRACE_ERROR1("bta_hf_client_parse_cops: Format Error %s", buffer);
return NULL;
}
buffer += offset;
AT_SKIP_REST(buffer);
AT_CHECK_RN(buffer);
bta_hf_client_handle_cops(opstr, mode);
return buffer;
}
/* in HFP context there is no difference between ccwa and clip */
static char *bta_hf_client_parse_ccwa(char *buffer)
{
/* ac to spec 32 chars max, plus \0 here */
char number[33];
UINT32 type = 0;
int res ;
int offset = 0;
AT_CHECK_EVENT(buffer, "+CCWA:");
/* there might be something more after %lu but HFP doesn't care */
res = sscanf(buffer, "\"%32[^\"]\",%lu%n", number, &type, &offset);
if(res < 2)
{
return NULL;
}
if (offset == 0)
{
APPL_TRACE_ERROR1("bta_hf_client_parse_ccwa : Format Error %s", buffer);
return NULL;
}
buffer += offset;
AT_SKIP_REST(buffer);
AT_CHECK_RN(buffer);
bta_hf_client_handle_ccwa(number, type);
return buffer;
}
static char *bta_hf_client_parse_ciev(char *buffer)
{
UINT32 index, value;
int res;
int offset = 0;
AT_CHECK_EVENT(buffer, "+CIEV:");
res = sscanf(buffer, "%lu,%lu%n", &index, &value, &offset);
if(res < 2)
{
return NULL;
}
if (offset == 0)
{
APPL_TRACE_ERROR1("bta_hf_client_parse_ciev : Format Error %s", buffer);
return NULL;
}
buffer += offset;
AT_CHECK_RN(buffer);
bta_hf_client_handle_ciev(index, value);
return buffer;
}
static int process_cmd_sock(int h)
{
sock_cmd_t cmd = {-1, 0, 0, 0, 0};
int fd = ts[h].cmd_fdr;
if(recv(fd, &cmd, sizeof(cmd), MSG_WAITALL) != sizeof(cmd))
{
APPL_TRACE_ERROR1("recv cmd errno:%d", errno);
return FALSE;
}
APPL_TRACE_DEBUG1("cmd.id:%d", cmd.id);
switch(cmd.id)
{
case CMD_ADD_FD:
add_poll(h, cmd.fd, cmd.type, cmd.flags, cmd.user_id);
break;
case CMD_WAKEUP:
break;
case CMD_USER_PRIVATE:
asrt(ts[h].cmd_callback);
if(ts[h].cmd_callback)
ts[h].cmd_callback(fd, cmd.type, cmd.flags, cmd.user_id);
break;
case CMD_EXIT:
return FALSE;
default:
APPL_TRACE_DEBUG1("unknown cmd: %d", cmd.id);
break;
}
return TRUE;
}
static char *bta_hf_client_parse_cnum(char *buffer)
{
char numstr[33]; /* spec forces 32 chars, plus one for \0*/
UINT16 type;
UINT16 service = 0; /* 0 in case this optional parameter is not being sent */
int res;
int offset = 0;
AT_CHECK_EVENT(buffer, "+CNUM:");
res = sscanf(buffer, ",\"%32[^\"]\",%hu,,%hu%n", numstr, &type, &service, &offset);
if(res < 0)
{
return NULL;
}
if (res == 0)
{
res = sscanf(buffer, ",\"\",%hu,,%hu%n", &type, &service, &offset);
if (res < 0)
{
return NULL;
}
/* numstr is not matched in second attempt, correct this */
res++;
numstr[0] = '\0';
}
if (res < 3)
{
return NULL;
}
/* Abort in case offset not set because of format error */
if (offset == 0)
{
APPL_TRACE_ERROR1("bta_hf_client_parse_cnum: Format Error %s", buffer);
return NULL;
}
buffer += offset;
AT_CHECK_RN(buffer);
/* service is optional */
if(res == 2)
{
bta_hf_client_handle_cnum(numstr, type, service);
return buffer;
}
if (service != 4 && service != 5)
{
return NULL;
}
bta_hf_client_handle_cnum(numstr, type, service);
return buffer;
}
/*******************************************************************************
**
** Function bta_av_co_audio_peer_supports_codec
**
** Description Check if a connection supports the codec config
**
** Returns TRUE if the connection supports this codec, FALSE otherwise
**
*******************************************************************************/
static BOOLEAN bta_av_co_audio_peer_supports_codec(tBTA_AV_CO_PEER *p_peer, UINT8 *p_snk_index)
{
int index;
UINT8 codec_type;
FUNC_TRACE();
/* Configure the codec type to look for */
codec_type = bta_av_co_cb.codec_cfg.id;
for (index = 0; index < p_peer->num_sup_snks; index++)
{
if (p_peer->snks[index].codec_type == codec_type)
{
switch (bta_av_co_cb.codec_cfg.id)
{
case BTIF_AV_CODEC_SBC:
if (p_snk_index) *p_snk_index = index;
return bta_av_co_audio_codec_match(p_peer->snks[index].codec_caps);
break;
default:
APPL_TRACE_ERROR1("bta_av_co_audio_peer_supports_codec: unsupported codec id %d", bta_av_co_cb.codec_cfg.id);
return FALSE;
break;
}
}
}
return FALSE;
}
/*******************************************************************************
**
** Function bta_av_co_audio_codec_build_config
**
** Description Build the codec configuration
**
** Returns TRUE if the codec was built successfully, FALSE otherwise
**
*******************************************************************************/
static BOOLEAN bta_av_co_audio_codec_build_config(const UINT8 *p_codec_caps, UINT8 *p_codec_cfg)
{
FUNC_TRACE();
memset(p_codec_cfg, 0, AVDT_CODEC_SIZE);
switch (bta_av_co_cb.codec_cfg.id)
{
case BTIF_AV_CODEC_SBC:
/* only copy the relevant portions for this codec to avoid issues when
comparing codec configs covering larger codec sets than SBC (7 bytes) */
memcpy(p_codec_cfg, bta_av_co_cb.codec_cfg.info, BTA_AV_CO_SBC_MAX_BITPOOL_OFF+1);
/* Update the bit pool boundaries with the codec capabilities */
p_codec_cfg[BTA_AV_CO_SBC_MIN_BITPOOL_OFF] = p_codec_caps[BTA_AV_CO_SBC_MIN_BITPOOL_OFF];
p_codec_cfg[BTA_AV_CO_SBC_MAX_BITPOOL_OFF] = p_codec_caps[BTA_AV_CO_SBC_MAX_BITPOOL_OFF];
APPL_TRACE_EVENT2("bta_av_co_audio_codec_build_config : bitpool min %d, max %d",
p_codec_cfg[BTA_AV_CO_SBC_MIN_BITPOOL_OFF],
p_codec_caps[BTA_AV_CO_SBC_MAX_BITPOOL_OFF]);
break;
default:
APPL_TRACE_ERROR1("bta_av_co_audio_codec_build_config: unsupported codec id %d", bta_av_co_cb.codec_cfg.id);
return FALSE;
break;
}
return TRUE;
}
static char *bta_hf_client_parse_cind_list(char *buffer)
{
int offset = 0;
char name[129];
UINT32 min, max;
UINT32 index = 0;
int res;
while ((res = sscanf(buffer, "(\"%128[^\"]\",(%lu%*[-,]%lu))%n", name, &min, &max, &offset)) > 2)
{
bta_hf_client_handle_cind_list_item(name, min, max, index);
if (offset == 0)
{
APPL_TRACE_ERROR1("bta_hf_client_parse_cind_list : Format Error %s", buffer);
return NULL;
}
buffer += offset;
index++;
if (*buffer != ',')
{
break;
}
buffer++;
}
if (res > 2)
{
AT_CHECK_RN(buffer);
return buffer;
}
return NULL;
}
int btsock_thread_post_cmd(int h, int type, const unsigned char* data, int size, uint32_t user_id)
{
if(h < 0 || h >= MAX_THREAD)
{
APPL_TRACE_ERROR1("invalid bt thread handle:%d", h);
return FALSE;
}
if(ts[h].cmd_fdw == -1)
{
APPL_TRACE_ERROR0("cmd socket is not created. socket thread may not initialized");
return FALSE;
}
sock_cmd_t cmd = {CMD_USER_PRIVATE, 0, type, size, user_id};
APPL_TRACE_DEBUG3("post cmd type:%d, size:%d, h:%d, ", type, size, h);
sock_cmd_t* cmd_send = &cmd;
int size_send = sizeof(cmd);
if(data && size)
{
size_send = sizeof(cmd) + size;
cmd_send = (sock_cmd_t*)alloca(size_send);
if(cmd_send)
{
*cmd_send = cmd;
memcpy(cmd_send + 1, data, size);
}
else
{
APPL_TRACE_ERROR3("alloca failed at h:%d, cmd type:%d, size:%d", h, type, size_send);
return FALSE;
}
}
return send(ts[h].cmd_fdw, cmd_send, size_send, 0) == size_send;
}
static inline void add_poll(int h, int fd, int type, int flags, uint32_t user_id)
{
asrt(fd != -1);
int i;
int empty = -1;
poll_slot_t* ps = ts[h].ps;
for(i = 0; i < MAX_POLL; i++)
{
if(ps[i].pfd.fd == fd)
{
asrt(ts[h].poll_count < MAX_POLL);
set_poll(&ps[i], fd, type, flags | ps[i].flags, user_id);
return;
}
else if(empty < 0 && ps[i].pfd.fd == -1)
empty = i;
}
if(empty >= 0)
{
asrt(ts[h].poll_count < MAX_POLL);
set_poll(&ps[empty], fd, type, flags, user_id);
++ts[h].poll_count;
return;
}
APPL_TRACE_ERROR1("exceeded max poll slot:%d!", MAX_POLL);
}
int btsock_thread_add_fd(int h, int fd, int type, int flags, uint32_t user_id)
{
if(h < 0 || h >= MAX_THREAD)
{
APPL_TRACE_ERROR1("invalid bt thread handle:%d", h);
return FALSE;
}
if(ts[h].cmd_fdw == -1)
{
APPL_TRACE_ERROR0("cmd socket is not created. socket thread may not initialized");
return FALSE;
}
if(flags & SOCK_THREAD_ADD_FD_SYNC)
{
//must executed in socket poll thread
if(ts[h].thread_id == pthread_self())
{
//cleanup one-time flags
flags &= ~SOCK_THREAD_ADD_FD_SYNC;
add_poll(h, fd, type, flags, user_id);
return TRUE;
}
APPL_TRACE_DEBUG0("THREAD_ADD_FD_SYNC is not called in poll thread, fallback to async");
}
sock_cmd_t cmd = {CMD_ADD_FD, fd, type, flags, user_id};
APPL_TRACE_DEBUG2("adding fd:%d, flags:0x%x", fd, flags);
return send(ts[h].cmd_fdw, &cmd, sizeof(cmd), 0) == sizeof(cmd);
}
static void free_thread_slot(int h)
{
if(0 <= h && h < MAX_THREAD)
{
close_cmd_fd(h);
ts[h].used = 0;
}
else APPL_TRACE_ERROR1("invalid thread handle:%d", h);
}
static inline void set_socket_blocking(int s, int blocking)
{
int opts;
opts = fcntl(s, F_GETFL);
if (opts<0) APPL_TRACE_ERROR1("set blocking (%s)", strerror(errno));
if(blocking)
opts &= ~O_NONBLOCK;
else opts |= O_NONBLOCK;
fcntl(s, F_SETFL, opts);
}
/*******************************************************************************
**
** Function bta_gattc_hdl_event
**
** Description GATT client main event handling function.
**
**
** Returns void
**
*******************************************************************************/
BOOLEAN bta_gattc_hdl_event(BT_HDR *p_msg)
{
tBTA_GATTC_CB *p_cb = &bta_gattc_cb;
tBTA_GATTC_CLCB *p_clcb = NULL;
#if BTA_GATT_DEBUG == TRUE
APPL_TRACE_DEBUG1("bta_gattc_hdl_event: Event [%s]", gattc_evt_code(p_msg->event));
#endif
switch (p_msg->event)
{
case BTA_GATTC_API_REG_EVT:
bta_gattc_register(p_cb, (tBTA_GATTC_DATA *) p_msg);
break;
case BTA_GATTC_INT_START_IF_EVT:
bta_gattc_start_if(p_cb, (tBTA_GATTC_DATA *) p_msg);
break;
case BTA_GATTC_API_DEREG_EVT:
bta_gattc_deregister(p_cb, (tBTA_GATTC_DATA *) p_msg);
break;
case BTA_GATTC_INT_DEREG_EVT:
bta_gattc_int_deregister(p_cb, (tBTA_GATTC_DATA *) p_msg);
break;
case BTA_GATTC_API_OPEN_EVT:
bta_gattc_process_api_open(p_cb, (tBTA_GATTC_DATA *) p_msg);
break;
case BTA_GATTC_API_CANCEL_OPEN_EVT:
bta_gattc_process_api_open_cancel(p_cb, (tBTA_GATTC_DATA *) p_msg);
break;
case BTA_GATTC_API_REFRESH_EVT:
bta_gattc_process_api_refresh(p_cb, (tBTA_GATTC_DATA *) p_msg);
break;
default:
if ((p_clcb = bta_gattc_find_clcb_by_conn_id(p_msg->layer_specific))
!= NULL)
{
bta_gattc_sm_execute(p_clcb, p_msg->event, (tBTA_GATTC_DATA *) p_msg);
}
else
{
APPL_TRACE_ERROR1("Unknown conn ID: %d", p_msg->layer_specific);
}
break;
}
return(TRUE);
}
void * bta_ma_bmsg_alloc(size_t cb)
{
void * p_buf;
/* For MMS, the size can be greater than UINT16. This was causing overflow error. Changed this to UINT32 */
if ((p_buf = GKI_getbuf((UINT32) cb)) == NULL )
{
APPL_TRACE_ERROR1("Unable to allocate buffer for size=%d", (UINT16) cb);
}
return(p_buf);
}
/* create dummy socket pair used to wake up select loop */
static inline void init_cmd_fd(int h)
{
asrt(ts[h].cmd_fdr == -1 && ts[h].cmd_fdw == -1);
if(socketpair(AF_UNIX, SOCK_STREAM, 0, &ts[h].cmd_fdr) < 0)
{
APPL_TRACE_ERROR1("socketpair failed: %s", strerror(errno));
return;
}
APPL_TRACE_DEBUG3("h:%d, cmd_fdr:%d, cmd_fdw:%d", h, ts[h].cmd_fdr, ts[h].cmd_fdw);
//add the cmd fd for read & write
add_poll(h, ts[h].cmd_fdr, 0, SOCK_THREAD_FD_RD, 0);
}
/*******************************************************************************
**
** Function bta_av_alloc_scb
**
** Description allocate stream control block,
** register the service to stack
** create SDP record
**
** Returns void
**
*******************************************************************************/
static tBTA_AV_SCB * bta_av_alloc_scb(tBTA_AV_CHNL chnl)
{
tBTA_AV_SCB *p_ret = NULL;
int xx;
tBTA_AV_STATUS sts = BTA_AV_SUCCESS;
if(chnl == BTA_AV_CHNL_VIDEO)
{
if(p_bta_av_cfg->p_act_tbl == NULL || p_bta_av_cfg->p_reg == NULL)
{
APPL_TRACE_ERROR0("Video streaming not supported");
sts = BTA_AV_FAIL;
}
else
{
/* allow only one Video channel */
if(bta_av_cb.reg_video)
{
APPL_TRACE_ERROR0("Already registered");
sts = BTA_AV_FAIL;
}
}
}
else if(chnl != BTA_AV_CHNL_AUDIO)
{
APPL_TRACE_ERROR1("bad channel: %d", chnl);
sts = BTA_AV_FAIL;
}
if(sts == BTA_AV_SUCCESS)
{
for(xx=0; xx<BTA_AV_NUM_STRS; xx++)
{
if(bta_av_cb.p_scb[xx] == NULL)
{
/* found an empty spot */
p_ret = (tBTA_AV_SCB *)GKI_getbuf(sizeof(tBTA_AV_SCB));
if(p_ret)
{
memset(p_ret, 0, sizeof(tBTA_AV_SCB));
p_ret->rc_handle = BTA_AV_RC_HANDLE_NONE;
p_ret->chnl = chnl;
p_ret->hndl = (tBTA_AV_HNDL)((xx + 1) | chnl);
p_ret->hdi = xx;
bta_av_cb.p_scb[xx] = p_ret;
}
break;
}
}
}
return p_ret;
}
static inline pthread_t create_thread(void *(*start_routine)(void *), void * arg)
{
pthread_attr_t thread_attr;
pthread_attr_init(&thread_attr);
pthread_attr_setdetachstate(&thread_attr, PTHREAD_CREATE_JOINABLE);
pthread_t thread_id = -1;
if( pthread_create(&thread_id, &thread_attr, start_routine, arg)!=0 )
{
APPL_TRACE_ERROR1("pthread_create : %s", strerror(errno));
return -1;
}
return thread_id;
}
/*******************************************************************************
**
** Function bta_av_co_get_peer
**
** Description find the peer entry for a given handle
**
** Returns the control block
**
*******************************************************************************/
static tBTA_AV_CO_PEER *bta_av_co_get_peer(tBTA_AV_HNDL hndl)
{
UINT8 index;
FUNC_TRACE();
index = BTA_AV_CO_AUDIO_HNDL_TO_INDX(hndl);
/* Sanity check */
if (index >= BTA_AV_CO_NUM_ELEMENTS(bta_av_co_cb.peers))
{
APPL_TRACE_ERROR1("bta_av_co_get_peer peer index out of bounds:%d", index);
return NULL;
}
return &bta_av_co_cb.peers[index];
}
/*******************************************************************************
**
** Function bta_av_co_audio_src_data_path
**
** Description This function is called to manage data transfer from
** the audio codec to AVDTP.
**
** Returns Pointer to the GKI buffer to send, NULL if no buffer to send
**
*******************************************************************************/
BTA_API void * bta_av_co_audio_src_data_path(tBTA_AV_CODEC codec_type, UINT32 *p_len,
UINT32 *p_timestamp)
{
BT_HDR *p_buf;
FUNC_TRACE();
p_buf = btif_media_aa_readbuf();
if (p_buf != NULL)
{
switch (codec_type)
{
case BTA_AV_CODEC_SBC:
/* In media packet SBC, the following information is available:
* p_buf->layer_specific : number of SBC frames in the packet
* p_buf->word[0] : timestamp
*/
/* Retrieve the timestamp information from the media packet */
*p_timestamp = *((UINT32 *) (p_buf + 1));
/* Set up packet header */
bta_av_sbc_bld_hdr(p_buf, p_buf->layer_specific);
break;
default:
APPL_TRACE_ERROR1("bta_av_co_audio_src_data_path Unsupported codec type (%d)", codec_type);
break;
}
#if defined(BTA_AV_CO_CP_SCMS_T) && (BTA_AV_CO_CP_SCMS_T == TRUE)
{
UINT8 *p;
if (bta_av_co_cp_is_active())
{
p_buf->len++;
p_buf->offset--;
p = (UINT8 *)(p_buf + 1) + p_buf->offset;
*p = bta_av_co_cp_get_flag();
}
}
#endif
}
return p_buf;
}
/*******************************************************************************
**
** Function bta_av_co_audio_media_supports_config
**
** Description Check if the media source supports a given configuration
**
** Returns TRUE if the media source supports this config, FALSE otherwise
**
*******************************************************************************/
static BOOLEAN bta_av_co_audio_media_supports_config(UINT8 codec_type, const UINT8 *p_codec_cfg)
{
FUNC_TRACE();
switch (codec_type)
{
case BTA_AV_CODEC_SBC:
if (bta_av_sbc_cfg_in_cap((UINT8 *)p_codec_cfg, (tA2D_SBC_CIE *)&bta_av_co_sbc_caps))
{
return FALSE;
}
break;
default:
APPL_TRACE_ERROR1("bta_av_co_audio_media_supports_config unsupported codec type %d", codec_type);
return FALSE;
break;
}
return TRUE;
}
static int create_server_sdp_record(rfc_slot_t* rs)
{
int scn = rs->scn;
if(rs->scn > 0)
{
if(BTM_TryAllocateSCN(rs->scn) == FALSE)
{
APPL_TRACE_ERROR1("rfc channel:%d already in use", scn);
return FALSE;
}
}
else if((rs->scn = BTM_AllocateSCN()) == 0)
{
APPL_TRACE_ERROR0("run out of rfc channels");
return FALSE;
}
if((rs->sdp_handle = add_rfc_sdp_rec(rs->service_name, rs->service_uuid, rs->scn)) <= 0)
{
return FALSE;
}
return TRUE;
}
int btsock_thread_exit(int h)
{
if(h < 0 || h >= MAX_THREAD)
{
APPL_TRACE_ERROR1("invalid bt thread handle:%d", h);
return FALSE;
}
if(ts[h].cmd_fdw == -1)
{
APPL_TRACE_ERROR0("cmd socket is not created");
return FALSE;
}
sock_cmd_t cmd = {CMD_EXIT, 0, 0, 0, 0};
if(send(ts[h].cmd_fdw, &cmd, sizeof(cmd), 0) == sizeof(cmd))
{
pthread_join(ts[h].thread_id, 0);
lock_slot(&thread_slot_lock);
free_thread_slot(h);
unlock_slot(&thread_slot_lock);
return TRUE;
}
return FALSE;
}
/*******************************************************************************
**
** Function bta_av_co_audio_codec_cfg_matches_caps
**
** Description Check if a codec config matches a codec capabilities
**
** Returns TRUE if it codec config is supported, FALSE otherwise
**
*******************************************************************************/
static BOOLEAN bta_av_co_audio_codec_cfg_matches_caps(UINT8 codec_id, const UINT8 *p_codec_caps, const UINT8 *p_codec_cfg)
{
FUNC_TRACE();
switch(codec_id)
{
case BTIF_AV_CODEC_SBC:
APPL_TRACE_EVENT4("bta_av_co_audio_codec_cfg_matches_caps : min %d/%d max %d/%d",
p_codec_caps[BTA_AV_CO_SBC_MIN_BITPOOL_OFF],
p_codec_cfg[BTA_AV_CO_SBC_MIN_BITPOOL_OFF],
p_codec_caps[BTA_AV_CO_SBC_MAX_BITPOOL_OFF],
p_codec_cfg[BTA_AV_CO_SBC_MAX_BITPOOL_OFF]);
/* Must match all items exactly except bitpool boundaries which can be adjusted */
if (!((p_codec_caps[BTA_AV_CO_SBC_FREQ_CHAN_OFF] & p_codec_cfg[BTA_AV_CO_SBC_FREQ_CHAN_OFF]) &&
(p_codec_caps[BTA_AV_CO_SBC_BLOCK_BAND_OFF] & p_codec_cfg[BTA_AV_CO_SBC_BLOCK_BAND_OFF])))
{
APPL_TRACE_EVENT4("FALSE %x %x %x %x",
p_codec_caps[BTA_AV_CO_SBC_FREQ_CHAN_OFF],
p_codec_cfg[BTA_AV_CO_SBC_FREQ_CHAN_OFF],
p_codec_caps[BTA_AV_CO_SBC_BLOCK_BAND_OFF],
p_codec_cfg[BTA_AV_CO_SBC_BLOCK_BAND_OFF]);
return FALSE;
}
break;
default:
APPL_TRACE_ERROR1("bta_av_co_audio_codec_cfg_matches_caps: unsupported codec id %d", codec_id);
return FALSE;
break;
}
APPL_TRACE_EVENT0("TRUE");
return TRUE;
}
static rfc_slot_t* alloc_rfc_slot(const bt_bdaddr_t *addr, const char* name, const uint8_t* uuid, int channel, int flags, BOOLEAN server)
{
int security = 0;
if(flags & BTSOCK_FLAG_ENCRYPT)
security |= server ? BTM_SEC_IN_ENCRYPT : BTM_SEC_OUT_ENCRYPT;
if(flags & BTSOCK_FLAG_AUTH)
security |= server ? BTM_SEC_IN_AUTHENTICATE : BTM_SEC_OUT_AUTHENTICATE;
rfc_slot_t* rs = find_free_slot();
if(rs)
{
int fds[2] = {-1, -1};
if(socketpair(AF_LOCAL, SOCK_STREAM, 0, fds))
{
APPL_TRACE_ERROR1("socketpair failed, errno:%d", errno);
return NULL;
}
rs->fd = fds[0];
rs->app_fd = fds[1];
rs->security = security;
rs->scn = channel;
if(uuid)
memcpy(rs->service_uuid, uuid, sizeof(rs->service_uuid));
else memset(rs->service_uuid, 0, sizeof(rs->service_uuid));
if(name && *name)
strncpy(rs->service_name, name, sizeof(rs->service_name) -1);
if(addr)
rs->addr = *addr;
++rfc_slot_id;
if(rfc_slot_id == 0)
rfc_slot_id = 1; //skip 0 when wrapped
rs->id = rfc_slot_id;
rs->f.server = server;
}
return rs;
}
static void jv_dm_cback(tBTA_JV_EVT event, tBTA_JV *p_data, void *user_data)
{
uint32_t id = (uint32_t)user_data;
APPL_TRACE_DEBUG2("jv_dm_cback: event:%d, slot id:%d", event, id);
switch(event)
{
case BTA_JV_CREATE_RECORD_EVT:
{
lock_slot(&slot_lock);
rfc_slot_t* rs = find_rfc_slot_by_id(id);
if(rs && create_server_sdp_record(rs))
{
//now start the rfcomm server after sdp & channel # assigned
BTA_JvRfcommStartServer(rs->security, rs->role, rs->scn, MAX_RFC_SESSION, rfcomm_cback,
(void*)rs->id);
}
else if(rs)
{
APPL_TRACE_ERROR1("jv_dm_cback: cannot start server, slot found:%p", rs);
cleanup_rfc_slot(rs);
}
unlock_slot(&slot_lock);
break;
}
case BTA_JV_DISCOVERY_COMP_EVT:
{
rfc_slot_t* rs = NULL;
lock_slot(&slot_lock);
if(p_data->disc_comp.status == BTA_JV_SUCCESS && p_data->disc_comp.scn)
{
APPL_TRACE_DEBUG3("BTA_JV_DISCOVERY_COMP_EVT, slot id:%d, status:%d, scn:%d",
id, p_data->disc_comp.status, p_data->disc_comp.scn);
rs = find_rfc_slot_by_id(id);
if(rs && rs->f.doing_sdp_request)
{
if(BTA_JvRfcommConnect(rs->security, rs->role, p_data->disc_comp.scn, rs->addr.address,
rfcomm_cback, (void*)rs->id) == BTA_JV_SUCCESS)
{
rs->scn = p_data->disc_comp.scn;
rs->f.doing_sdp_request = FALSE;
if(!send_app_scn(rs))
cleanup_rfc_slot(rs);
}
else cleanup_rfc_slot(rs);
}
else if(rs)
{
APPL_TRACE_ERROR3("DISCOVERY_COMP_EVT no pending sdp request, slot id:%d, \
flag sdp pending:%d, flag sdp doing:%d",
id, rs->f.pending_sdp_request, rs->f.doing_sdp_request);
}
}
else
{
APPL_TRACE_ERROR3("DISCOVERY_COMP_EVT slot id:%d, failed to find channle, \
status:%d, scn:%d", id, p_data->disc_comp.status,
p_data->disc_comp.scn);
rs = find_rfc_slot_by_id(id);
if(rs)
cleanup_rfc_slot(rs);
}
rs = find_rfc_slot_by_pending_sdp();
if(rs)
{
APPL_TRACE_DEBUG0("BTA_JV_DISCOVERY_COMP_EVT, start another pending scn sdp request");
tSDP_UUID sdp_uuid;
sdp_uuid.len = 16;
memcpy(sdp_uuid.uu.uuid128, rs->service_uuid, sizeof(sdp_uuid.uu.uuid128));
BTA_JvStartDiscovery((UINT8*)rs->addr.address, 1, &sdp_uuid, (void*)rs->id);
rs->f.pending_sdp_request = FALSE;
rs->f.doing_sdp_request = TRUE;
}
unlock_slot(&slot_lock);
break;
}
