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res_pjsip_rfc3326.c: Account for more than one 'Reason' header

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ASTERISK-27741

Change-Id: I0aa59a54735c6d20b95c54db1bd095dbf93e7adf
This commit is contained in:
Ross Beer
2018-03-14 16:17:23 +00:00
committed by Richard Mudgett
parent 0a96cd082b
commit 92158b7f37
1 changed files with 26 additions and 23 deletions
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49
res/res_pjsip_rfc3326.c
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@@ -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);
if (strncasecmp(cause, "Q.850", 5) || !(cause = strstr(cause, "cause="))) {
continue;
}
/* If text is present get rid of it */
if ((text = strstr(cause, ";"))) {
*text = '\0';
}
if (sscanf(cause, "cause=%30d", &code) != 1) {
continue;
}
ast_channel_hangupcause_set(session->channel, code & 0x7f);
break;
}
ast_copy_pj_str(buf, &header->hvalue, sizeof(buf));
cause = ast_skip_blanks(buf);
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 (sscanf(cause, "cause=%30d", &code) != 1) {
return;
}
ast_channel_hangupcause_set(session->channel, code & 0x7f);
}
static int rfc3326_incoming_request(struct ast_sip_session *session, struct pjsip_rx_data *rdata)