From: Joshua Colp <jcolp@digium.com>
Date: Fri, 2 Mar 2007 17:02:46 +0000 (+0000)
Subject: If a SIP message comes in and goes to a method handler that requires additional value... 
X-Git-Tag: 1.2.16~4
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6bf891f35335c919fdb4a0d5cdb8cf75a8f11971;p=thirdparty%2Fasterisk.git

If a SIP message comes in and goes to a method handler that requires additional values that may not be present then send back an error.


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@57475 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 2ce4d2574d..29916b7414 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -11340,6 +11340,12 @@ static int handle_request(struct sip_pvt *p, struct sip_request *req, struct soc
 		}
 	}
 
+	if (!e && (p->method == SIP_INVITE || p->method == SIP_SUBSCRIBE || p->method == SIP_REGISTER)) {
+		transmit_response(p, "503 Server error", req);
+		ast_set_flag(p, SIP_NEEDDESTROY);
+		return -1;
+	}
+
 	/* Handle various incoming SIP methods in requests */
 	switch (p->method) {
 	case SIP_OPTIONS: