diff --git a/channels/chan_sip.c b/channels/chan_sip.c index 7ddc5a565aa12cbdbb081f283b9a4f24bc29c78e..1806c67c5ca0bde0bd560706acc6c58a312eb817 100644 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -10268,6 +10268,8 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_ if (sipmethod == SIP_MESSAGE) { /* We successfully transmitted a message */ ast_set_flag(&p->flags[0], SIP_NEEDDESTROY); + } else if (sipmethod == SIP_INVITE) { + handle_response_invite(p, resp, rest, req, seqno); } else if (sipmethod == SIP_NOTIFY) { /* They got the notify, this is the end */ if (p->owner) { @@ -10278,9 +10280,7 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_ ast_set_flag(&p->flags[0], SIP_NEEDDESTROY); } } - } else if (sipmethod == SIP_INVITE) - handle_response_invite(p, resp, rest, req, seqno); - else if (sipmethod == SIP_REGISTER) + } else if (sipmethod == SIP_REGISTER) res = handle_response_register(p, resp, rest, req, ignore, seqno); break; case 202: /* Transfer accepted */ @@ -10336,6 +10336,35 @@ static void handle_response(struct sip_pvt *p, int resp, char *rest, struct sip_ } else /* We can't handle this, giving up in a bad way */ ast_set_flag(&p->flags[0], SIP_NEEDDESTROY); + break; + case 481: /* Call leg does not exist */ + if (sipmethod == SIP_INVITE) { + /* First we ACK */ + transmit_request(p, SIP_ACK, seqno, 0, 0); + ast_log(LOG_WARNING, "INVITE with REPLACEs failed to '%s'\n", get_header(&p->initreq, "From")); + if (owner) + ast_queue_control(p->owner, AST_CONTROL_CONGESTION); + sip_scheddestroy(p, SIP_TRANS_TIMEOUT); + } else if (sipmethod == SIP_REFER) { + /* A transfer with Replaces did not work */ + /* OEJ: We should Set flag, cancel the REFER, go back + to original call - but right now we can't */ + ast_log(LOG_WARNING, "Remote host can't match request %s to call '%s'. Giving up.\n", sip_methods[sipmethod].text, p->callid); + if (owner) + ast_queue_control(p->owner, AST_CONTROL_CONGESTION); + ast_set_flag(&p->flags[0], SIP_NEEDDESTROY); + } else if (sipmethod == SIP_BYE) { + /* The other side has no transaction to bye, + just assume it's all right then */ + ast_log(LOG_WARNING, "Remote host can't match request %s to call '%s'. Giving up.\n", sip_methods[sipmethod].text, p->callid); + } else if (sipmethod == SIP_CANCEL) { + /* The other side has no transaction to cancel, + just assume it's all right then */ + ast_log(LOG_WARNING, "Remote host can't match request %s to call '%s'. Giving up.\n", sip_methods[sipmethod].text, p->callid); + } else { + ast_log(LOG_WARNING, "Remote host can't match request %s to call '%s'. Giving up.\n", sip_methods[sipmethod].text, p->callid); + /* Guessing that this is not an important request */ + } break; case 491: /* Pending */ if (sipmethod == SIP_INVITE)