From 9e05fb4f39c1f8f694baf4431d70ace2fc7bedbd Mon Sep 17 00:00:00 2001
From: Russell Bryant <russell@russellbryant.com>
Date: Fri, 24 Jun 2005 21:53:02 +0000
Subject: [PATCH] print non-codec capabilities correctly (bug #3960)

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/v1-0@6003 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 channels/chan_sip.c    |  6 +++---
 include/asterisk/rtp.h |  3 +++
 rtp.c                  | 39 +++++++++++++++++++++++++++++++++++++--
 3 files changed, 43 insertions(+), 5 deletions(-)

diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index b746d63095..291e4ad950 100755
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -2784,9 +2784,9 @@ static int process_sdp(struct sip_pvt *p, struct sip_request *req)
 			ast_getformatname_multiple(s4, slen, p->jointcapability));
 
 		ast_verbose("Non-codec capabilities: us - %s, peer - %s, combined - %s\n",
-			ast_getformatname_multiple(s1, slen, noncodeccapability),
-			ast_getformatname_multiple(s2, slen, peernoncodeccapability),
-			ast_getformatname_multiple(s3, slen, p->noncodeccapability));
+			ast_rtp_lookup_mime_multiple(s1, slen, noncodeccapability, 0),
+			ast_rtp_lookup_mime_multiple(s2, slen, peernoncodeccapability, 0),
+			ast_rtp_lookup_mime_multiple(s3, slen, p->noncodeccapability, 0));
 	}
 	if (!p->jointcapability) {
 		ast_log(LOG_NOTICE, "No compatible codecs!\n");
diff --git a/include/asterisk/rtp.h b/include/asterisk/rtp.h
index b8436578cb..2aee0d42a7 100755
--- a/include/asterisk/rtp.h
+++ b/include/asterisk/rtp.h
@@ -97,6 +97,9 @@ void ast_rtp_get_current_formats(struct ast_rtp* rtp,
 // Mapping an Asterisk code into a MIME subtype (string):
 char* ast_rtp_lookup_mime_subtype(int isAstFormat, int code);
 
+/* Build a string of MIME subtype names from a capability list */
+char *ast_rtp_lookup_mime_multiple(char *buf, int size, const int capability, const int isAstFormat);
+
 void ast_rtp_setnat(struct ast_rtp *rtp, int nat);
 
 int ast_rtp_bridge(struct ast_channel *c0, struct ast_channel *c1, int flags, struct ast_frame **fo, struct ast_channel **rc);
diff --git a/rtp.c b/rtp.c
index c41faa7bb8..5a58a80c02 100755
--- a/rtp.c
+++ b/rtp.c
@@ -753,7 +753,7 @@ struct rtpPayloadType ast_rtp_lookup_pt(struct ast_rtp* rtp, int pt)
 }
 
 /* Looks up an RTP code out of our *static* outbound list */
-int ast_rtp_lookup_code(struct ast_rtp* rtp, int isAstFormat, int code) {
+int ast_rtp_lookup_code(struct ast_rtp* rtp, const int isAstFormat, const int code) {
   int pt;
 
 
@@ -787,7 +787,7 @@ int ast_rtp_lookup_code(struct ast_rtp* rtp, int isAstFormat, int code) {
   return -1;
 }
 
-char* ast_rtp_lookup_mime_subtype(int isAstFormat, int code) {
+char* ast_rtp_lookup_mime_subtype(const int isAstFormat, const int code) {
   int i;
 
   for (i = 0; i < sizeof mimeTypes/sizeof mimeTypes[0]; ++i) {
@@ -799,6 +799,41 @@ char* ast_rtp_lookup_mime_subtype(int isAstFormat, int code) {
   return "";
 }
 
+char *ast_rtp_lookup_mime_multiple(char *buf, int size, const int capability, const int isAstFormat)
+{
+	int format;
+	unsigned len;
+	char *end = buf;
+	char *start = buf;
+
+	if (!buf || !size)
+		return NULL;
+
+	snprintf(end, size, "0x%x (", capability);
+
+	len = strlen(end);
+	end += len;
+	size -= len;
+	start = end;
+
+	for (format = 1; format < AST_RTP_MAX; format <<= 1) {
+		if (capability & format) {
+			const char *name = ast_rtp_lookup_mime_subtype(isAstFormat, format);
+			snprintf(end, size, "%s|", name);
+			len = strlen(end);
+			end += len;
+			size -= len;
+		}
+	}
+
+	if (start == end)
+		snprintf(start, size, "nothing)"); 
+	else if (size > 1)
+		*(end -1) = ')';
+	
+	return buf;
+ }
+
 static int rtp_socket(void)
 {
 	int s;
-- 
2.47.2