[asterisk-commits] rizzo: branch rizzo/astobj2 r47939 - /team/rizzo/astobj2/channels/chan_sip.c

asterisk-commits at lists.digium.com asterisk-commits at lists.digium.com
Wed Nov 22 11:39:06 MST 2006


Author: rizzo
Date: Wed Nov 22 12:39:05 2006
New Revision: 47939

URL: http://svn.digium.com/view/asterisk?view=rev&rev=47939
Log:
start simplifying handle_request() - localization of variables and so on.


Modified:
    team/rizzo/astobj2/channels/chan_sip.c

Modified: team/rizzo/astobj2/channels/chan_sip.c
URL: http://svn.digium.com/view/asterisk/team/rizzo/astobj2/channels/chan_sip.c?view=diff&rev=47939&r1=47938&r2=47939
==============================================================================
--- team/rizzo/astobj2/channels/chan_sip.c (original)
+++ team/rizzo/astobj2/channels/chan_sip.c Wed Nov 22 12:39:05 2006
@@ -14962,28 +14962,23 @@
 {
 	/* Called with p->lock held, as well as p->owner->lock if appropriate, keeping things
 	   relatively static */
-	const char *cmd;
-	const char *cseq;
-	const char *useragent;
+	const char *cseq = get_header(req, "Cseq");
 	int seqno;
 	int len;
-	int respid;
 	int res = 0;
 	int debug = sip_debug_test_pvt(p);
-	char *e;
 	int error = 0;
+	char *e = req->rlPart2;
 
 	/* Get Method and Cseq */
-	cseq = get_header(req, "Cseq");
-	cmd = req->header[0];
 
 	/* Must have Cseq */
-	if (ast_strlen_zero(cmd) || ast_strlen_zero(cseq)) {
+	if (ast_strlen_zero(req->header[0]) || ast_strlen_zero(cseq)) {
 		ast_log(LOG_ERROR, "Missing Cseq. Dropping this SIP message, it's incomplete.\n");
 		error = 1;
 	}
 	if (!error && sscanf(cseq, "%d%n", &seqno, &len) != 1) {
-		ast_log(LOG_ERROR, "No seqno in '%s'. Dropping incomplete message.\n", cmd);
+		ast_log(LOG_ERROR, "No seqno in '%s'. Dropping incomplete message.\n", req->header[0]);
 		error = 1;
 	}
 	if (error) {
@@ -14991,18 +14986,18 @@
 			set_destroy(p);	/* Make sure we destroy this dialog */
 		return -1;
 	}
-	/* Get the command XXX */
-
-	cmd = req->rlPart1;
-	e = req->rlPart2;
-
-	/* Save useragent of the client */
-	useragent = get_header(req, "User-Agent");
-	if (!ast_strlen_zero(useragent))
-		ast_string_field_set(p, useragent, useragent);
+
+	if (1) {
+		/* Save useragent of the client */
+		/* XXX I doubt this belongs here, because we have not validated sequence numbers yet. */
+		const char *useragent = get_header(req, "User-Agent");
+		if (!ast_strlen_zero(useragent))
+			ast_string_field_set(p, useragent, useragent);
+	}
 
 	/* Find out SIP method for incoming request */
 	if (req->method == SIP_RESPONSE) {	/* Response to our request */
+		int respid;
 		/* When we get here, we know this is a SIP dialog where we've sent
 		   a request and have a response, or at least get a response
 		   within an existing dialog */
@@ -15036,7 +15031,7 @@
 	
 	p->method = req->method;	/* Find out which SIP method they are using */
 	if (option_debug > 3)
-		ast_log(LOG_DEBUG, "**** Received %s (%d) - Command in SIP %s\n", sip_methods[p->method].text, sip_methods[p->method].id, cmd); 
+		ast_log(LOG_DEBUG, "**** Received %s (%d) - Command in SIP %s\n", sip_methods[p->method].text, sip_methods[p->method].id, req->rlPart1); 
 
 	if (p->icseq && (p->icseq > seqno)) {
 		if (option_debug)
@@ -15069,7 +15064,7 @@
 		gettag(req, "From", tag, sizeof(tag));
 		ast_string_field_set(p, theirtag, tag);
 	}
-	snprintf(p->lastmsg, sizeof(p->lastmsg), "Rx: %s", cmd);
+	snprintf(p->lastmsg, sizeof(p->lastmsg), "Rx: %s", req->rlPart1);
 
 	if (pedanticsipchecking) {
 		/* If this is a request packet without a from tag, it's not
@@ -15148,7 +15143,7 @@
 	default:
 		transmit_response_with_allow(p, "501 Method Not Implemented", req, 0);
 		ast_log(LOG_NOTICE, "Unknown SIP command '%s' from '%s'\n", 
-			cmd, ast_inet_ntoa(p->sa.sin_addr));
+			req->rlPart1, ast_inet_ntoa(p->sa.sin_addr));
 		/* If this is some new method, and we don't have a call, destroy it now */
 		if (!p->initreq.headers)
 			set_destroy(p);



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