From aaf49c6f4cd040730a1fea1ea6a1c492fffbba1d Mon Sep 17 00:00:00 2001
From: Mark Spencer <markster@digium.com>
Date: Sun, 28 Nov 2004 21:49:07 +0000
Subject: [PATCH] Add option for small headers (bug #2948)
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4350 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
channels/chan_sip.c | 19 ++++++++++++++++++-
configs/sip.conf.sample | 3 +++
2 files changed, 21 insertions(+), 1 deletion(-)
diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index aaaa75abf0..b5f427f34c 100755
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -193,6 +193,8 @@ static int tos = 0;
static int videosupport = 0;
+static int compactheaders = 0; /* send compact sip headers */
+
static int global_dtmfmode = SIP_DTMF_RFC2833; /* DTMF mode default */
static int recordhistory = 0;
static int global_promiscredir; /* Support of 302 REDIR - Default off */
@@ -2813,6 +2815,8 @@ static int process_sdp(struct sip_pvt *p, struct sip_request *req)
/*--- add_header: Add header to SIP message */
static int add_header(struct sip_request *req, char *var, char *value)
{
+ int x = 0;
+ char *shortname = "";
if (req->len >= sizeof(req->data) - 4) {
ast_log(LOG_WARNING, "Out of space, can't add anymore (%s:%s)\n", var, value);
return -1;
@@ -2821,8 +2825,18 @@ static int add_header(struct sip_request *req, char *var, char *value)
ast_log(LOG_WARNING, "Can't add more headers when lines have been added\n");
return -1;
}
+
req->header[req->headers] = req->data + req->len;
- snprintf(req->header[req->headers], sizeof(req->data) - req->len - 4, "%s: %s\r\n", var, value);
+ if (compactheaders) {
+ for (x=0;x<sizeof(aliases) / sizeof(aliases[0]); x++)
+ if (!strcasecmp(aliases[x].fullname, var))
+ shortname = aliases[x].shortname;
+ }
+ if(!ast_strlen_zero(shortname)) {
+ snprintf(req->header[req->headers], sizeof(req->data) - req->len - 4, "%s: %s\r\n", shortname, value);
+ } else {
+ snprintf(req->header[req->headers], sizeof(req->data) - req->len - 4, "%s: %s\r\n", var, value);
+ }
req->len += strlen(req->header[req->headers]);
if (req->headers < SIP_MAX_HEADERS)
req->headers++;
@@ -8631,6 +8645,7 @@ static int reload_config(void)
strncpy(default_callerid, DEFAULT_CALLERID, sizeof(default_callerid) - 1);
global_canreinvite = REINVITE_INVITE;
videosupport = 0;
+ compactheaders = 0;
relaxdtmf = 0;
ourport = DEFAULT_SIP_PORT;
global_rtptimeout = 0;
@@ -8696,6 +8711,8 @@ static int reload_config(void)
}
} else if (!strcasecmp(v->name, "videosupport")) {
videosupport = ast_true(v->value);
+ } else if (!strcasecmp(v->name, "compactheaders")) {
+ compactheaders = ast_true(v->value);
} else if (!strcasecmp(v->name, "notifymimetype")) {
strncpy(default_notifymime, v->value, sizeof(default_notifymime) - 1);
} else if (!strcasecmp(v->name, "musicclass")) {
diff --git a/configs/sip.conf.sample b/configs/sip.conf.sample
index 0fb4c8a19a..49194ab54c 100755
--- a/configs/sip.conf.sample
+++ b/configs/sip.conf.sample
@@ -79,6 +79,9 @@ srvlookup=yes ; Enable DNS SRV lookups on outbound calls
; Other options:
; info : SIP INFO messages
; inband : Inband audio
+
+;compactheaders = yes ; send compact sip headers.
+
;
; If regcontext is specified, Asterisk will dynamically
; create and destroy a NoOp priority 1 extension for a given
--
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