From 92158b7f373fd6f14e4be98422aed5d044ca51d8 Mon Sep 17 00:00:00 2001 From: Ross Beer Date: Wed, 14 Mar 2018 16:17:23 +0000 Subject: res_pjsip_rfc3326.c: Account for more than one 'Reason' header ASTERISK-27741 Change-Id: I0aa59a54735c6d20b95c54db1bd095dbf93e7adf --- res/res_pjsip_rfc3326.c | 41 ++++++++++++++++++++++------------------- 1 file changed, 22 insertions(+), 19 deletions(-) diff --git a/res/res_pjsip_rfc3326.c b/res/res_pjsip_rfc3326.c index 5ac16f024..76b0d08b0 100644 --- a/res/res_pjsip_rfc3326.c +++ b/res/res_pjsip_rfc3326.c @@ -35,32 +35,35 @@ static void rfc3326_use_reason_header(struct ast_sip_session *session, struct pjsip_rx_data *rdata) { - const pj_str_t str_reason = { "Reason", 6 }; - pjsip_generic_string_hdr *header = pjsip_msg_find_hdr_by_name(rdata->msg_info.msg, &str_reason, NULL); - char buf[20], *cause, *text; + static const pj_str_t str_reason = { "Reason", 6 }; + pjsip_generic_string_hdr *header; + char buf[20]; + char *cause; + char *text; int code; - if (!header) { - return; - } + header = pjsip_msg_find_hdr_by_name(rdata->msg_info.msg, &str_reason, NULL); + for (; header; + header = pjsip_msg_find_hdr_by_name(rdata->msg_info.msg, &str_reason, header->next)) { + ast_copy_pj_str(buf, &header->hvalue, sizeof(buf)); + cause = ast_skip_blanks(buf); - ast_copy_pj_str(buf, &header->hvalue, sizeof(buf)); - cause = ast_skip_blanks(buf); + if (strncasecmp(cause, "Q.850", 5) || !(cause = strstr(cause, "cause="))) { + continue; + } - if (strncasecmp(cause, "Q.850", 5) || !(cause = strstr(cause, "cause="))) { - return; - } + /* If text is present get rid of it */ + if ((text = strstr(cause, ";"))) { + *text = '\0'; + } - /* If text is present get rid of it */ - if ((text = strstr(cause, ";"))) { - *text = '\0'; - } + if (sscanf(cause, "cause=%30d", &code) != 1) { + continue; + } - if (sscanf(cause, "cause=%30d", &code) != 1) { - return; + ast_channel_hangupcause_set(session->channel, code & 0x7f); + break; } - - ast_channel_hangupcause_set(session->channel, code & 0x7f); } static int rfc3326_incoming_request(struct ast_sip_session *session, struct pjsip_rx_data *rdata) -- cgit v1.2.3