* ast_bridge_call referenced by

• Dial
• Followme
• Queue
  
  

* bridge_call in version 0.1.0

* int ast_bridge_call(struct ast_channel *chan,struct ast_channel *peer,struct ast_bridge_config *config)

• Copy voice back and forth between the two channels. Give the peer the ability to transfer calls with '#
• struct ast_cdr *chan_cdr = pick_unlocked_cdr(chan->cdr);
• struct ast_cdr *peer_cdr = pick_unlocked_cdr(peer->cdr);
• config->start_time = ast_tvnow();
• pbx_builtin_setvar_helper
  • chan, "BRIDGEPEER", peer->name
  • peer, "BRIDGEPEER", chan->name
  • chan, "BLINDTRANSFER", NULL
• add_features_datastores(chan, peer, config);
• if (monitor_ok) {
• }
• config->firstpass = 1;
• if (ast_answer(chan)) return -1;
• if (!chan_cdr || (chan_cdr && !ast_test_flag(chan_cdr, AST_CDR_FLAG_POST_DISABLED))) {
• }
• for (;;) {
  • res = ast_channel_bridge(chan, peer, config, &f, &who);
  • if (config->feature_timer && (!f || f->frametype == AST_FRAME_DTMF_END)) {
  • }
  • if (res < 0) {
    • goto before_you_go;
  • }
  • if (!f || (f->frametype == AST_FRAME_CONTROL && (f->subclass == AST_CONTROL_HANGUP || f->subclass == AST_CONTROL_BUSY || f->subclass == AST_CONTROL_CONGESTION ) ) ) {
    • res = -1;
    • break;
  • }
  • other = (who == chan) ? peer : chan;
  • if (f->frametype == AST_FRAME_CONTROL) {
  • } else if (f->frametype == AST_FRAME_DTMF_BEGIN) {
  • } else if (f->frametype == AST_FRAME_DTMF) {
  • }
  • if (f) ast_frfree(f);
• }
• before_you_go:
• if (ast_test_flag(chan,AST_FLAG_BRIDGE_HANGUP_DONT)) {
  • return res;
• }
• if (config->end_bridge_callback) {
  • Dial 과 followme 에서 사용하는 것 같음.
• }
• if (!ast_test_flag( (config->features_caller), AST_FEATURE_NO_H_EXTEN) && ast_exists_extension(chan, chan->context, "h", 1, chan->cid.cid_num)) {
• }
• new_chan_cdr = pick_unlocked_cdr(chan->cdr);
• if (bridge_cdr && new_chan_cdr && ast_test_flag(new_chan_cdr, AST_CDR_FLAG_POST_DISABLED)) {
• }
• if (bridge_cdr) {
• }
• if (new_chan_cdr) {
• }
• {
• }
• return res;
  
  

AST_FLAG_BRIDGE_HANGUP_DONT
This flag indicates that the hangup exten should NOT be run when the bridge terminates, this will allow the hangup in the pbx loop to be run instead.

* static void add_features_datastores(struct ast_channel *caller, struct ast_channel *callee, struct ast_bridge_config *config)

• ds_caller_features = ast_channel_datastore_find(caller, &dial_features_info, NULL);
• if (!ds_caller_features) {
• } else {
  • return;
• }
• ds_callee_features = ast_channel_datastore_find(callee, &dial_features_info, NULL);
• if (!ds_callee_features) {
• }
• return;