[Asterisk-cvs] asterisk/channels chan_sip.c,1.830,1.831
kpfleming
kpfleming
Tue Aug 30 17:57:49 CDT 2005
Update of /usr/cvsroot/asterisk/channels
In directory mongoose.digium.com:/tmp/cvs-serv22780/channels
Modified Files:
chan_sip.c
Log Message:
preserve user-added headers when outbound INVITE must be authenticated (issue #5070)
Index: chan_sip.c
===================================================================
RCS file: /usr/cvsroot/asterisk/channels/chan_sip.c,v
retrieving revision 1.830
retrieving revision 1.831
diff -u -d -r1.830 -r1.831
--- chan_sip.c 30 Aug 2005 21:34:41 -0000 1.830
+++ chan_sip.c 30 Aug 2005 21:59:01 -0000 1.831
@@ -628,6 +628,7 @@
struct sip_history *history; /* History of this SIP dialog */
struct ast_variable *chanvars; /* Channel variables to set for call */
struct sip_pvt *next; /* Next call in chain */
+ struct sip_invite_param *options; /* Options for INVITE */
} *iflist = NULL;
#define FLAG_RESPONSE (1 << 0)
@@ -825,7 +826,7 @@
static int transmit_response_with_auth(struct sip_pvt *p, char *msg, struct sip_request *req, char *rand, int reliable, char *header, int stale);
static int transmit_request(struct sip_pvt *p, int sipmethod, int inc, int reliable, int newbranch);
static int transmit_request_with_auth(struct sip_pvt *p, int sipmethod, int inc, int reliable, int newbranch);
-static int transmit_invite(struct sip_pvt *p, int sipmethod, int sendsdp, struct sip_invite_param *options, int init);
+static int transmit_invite(struct sip_pvt *p, int sipmethod, int sendsdp, int init);
static int transmit_reinvite_with_sdp(struct sip_pvt *p);
static int transmit_info_with_digit(struct sip_pvt *p, char digit);
static int transmit_info_with_vidupdate(struct sip_pvt *p);
@@ -1922,34 +1923,35 @@
#endif
struct varshead *headp;
struct ast_var_t *current;
- struct sip_invite_param options;
+
- memset(&options, 0, sizeof(struct sip_invite_param));
p = ast->tech_pvt;
if ((ast->_state != AST_STATE_DOWN) && (ast->_state != AST_STATE_RESERVED)) {
ast_log(LOG_WARNING, "sip_call called on %s, neither down nor reserved\n", ast->name);
return -1;
}
+
+
/* Check whether there is vxml_url, distinctive ring variables */
headp=&ast->varshead;
AST_LIST_TRAVERSE(headp,current,entries) {
/* Check whether there is a VXML_URL variable */
- if (!options.vxml_url && !strcasecmp(ast_var_name(current),"VXML_URL")) {
- options.vxml_url = ast_var_value(current);
- } else if (!options.distinctive_ring && !strcasecmp(ast_var_name(current),"ALERT_INFO")) {
+ if (!p->options->vxml_url && !strcasecmp(ast_var_name(current), "VXML_URL")) {
+ p->options->vxml_url = ast_var_value(current);
+ } else if (!p->options->distinctive_ring && !strcasecmp(ast_var_name(current), "ALERT_INFO")) {
/* Check whether there is a ALERT_INFO variable */
- options.distinctive_ring = ast_var_value(current);
- } else if (!options.addsipheaders && !strncasecmp(ast_var_name(current), "SIPADDHEADER", strlen("SIPADDHEADER"))) {
+ p->options->distinctive_ring = ast_var_value(current);
+ } else if (!p->options->addsipheaders && !strncasecmp(ast_var_name(current), "SIPADDHEADER", strlen("SIPADDHEADER"))) {
/* Check whether there is a variable with a name starting with SIPADDHEADER */
- options.addsipheaders = 1;
+ p->options->addsipheaders = 1;
}
#ifdef OSP_SUPPORT
- else if (!options.osptoken && !strcasecmp(ast_var_name(current), "OSPTOKEN")) {
- options.osptoken = ast_var_value(current);
+ else if (!p->options->osptoken && !strcasecmp(ast_var_name(current), "OSPTOKEN")) {
+ p->options->osptoken = ast_var_value(current);
} else if (!osphandle && !strcasecmp(ast_var_name(current), "OSPHANDLE")) {
osphandle = ast_var_value(current);
}
@@ -1959,10 +1961,10 @@
res = 0;
ast_set_flag(p, SIP_OUTGOING);
#ifdef OSP_SUPPORT
- if (!options.osptoken || !osphandle || (sscanf(osphandle, "%d", &p->osphandle) != 1)) {
+ if (!p->options->osptoken || !osphandle || (sscanf(osphandle, "%d", &p->osphandle) != 1)) {
/* Force Disable OSP support */
- ast_log(LOG_DEBUG, "Disabling OSP support for this call. osptoken = %s, osphandle = %s\n", options.osptoken, osphandle);
- options.osptoken = NULL;
+ ast_log(LOG_DEBUG, "Disabling OSP support for this call. osptoken = %s, osphandle = %s\n", p->options->osptoken, osphandle);
+ p->options->osptoken = NULL;
osphandle = NULL;
p->osphandle = -1;
}
@@ -1972,7 +1974,7 @@
if ( res != -1 ) {
p->callingpres = ast->cid.cid_pres;
p->jointcapability = p->capability;
- transmit_invite(p, SIP_INVITE, 1, &options, 1);
+ transmit_invite(p, SIP_INVITE, 1, 1);
if (p->maxtime) {
/* Initialize auto-congest time */
p->initid = ast_sched_add(sched, p->maxtime * 4, auto_congest, p);
@@ -2014,6 +2016,9 @@
if (dumphistory)
sip_dump_history(p);
+ if (p->options)
+ free(p->options);
+
if (p->stateid > -1)
ast_extension_state_del(p->stateid, NULL);
if (p->initid > -1)
@@ -4503,7 +4508,7 @@
}
/*--- transmit_invite: Build REFER/INVITE/OPTIONS message and transmit it ---*/
-static int transmit_invite(struct sip_pvt *p, int sipmethod, int sdp, struct sip_invite_param *options, int init)
+static int transmit_invite(struct sip_pvt *p, int sipmethod, int sdp, int init)
{
struct sip_request req;
@@ -4512,12 +4517,12 @@
/* Bump branch even on initial requests */
p->branch ^= rand();
build_via(p, p->via, sizeof(p->via));
- initreqprep(&req, p, sipmethod, options ? options->vxml_url : (char *) NULL);
+ initreqprep(&req, p, sipmethod, p->options ? p->options->vxml_url : (char *) NULL);
} else
reqprep(&req, p, sipmethod, 0, 1);
- if (options && options->auth)
- add_header(&req, options->authheader, options->auth);
+ if (p->options && p->options->auth)
+ add_header(&req, p->options->authheader, p->options->auth);
append_date(&req);
if (sipmethod == SIP_REFER) { /* Call transfer */
if (!ast_strlen_zero(p->refer_to))
@@ -4526,19 +4531,19 @@
add_header(&req, "Referred-By", p->referred_by);
}
#ifdef OSP_SUPPORT
- if (options && options->osptoken && !ast_strlen_zero(options->osptoken)) {
- ast_log(LOG_DEBUG,"Adding OSP Token: %s\n", options->osptoken);
- add_header(&req, "P-OSP-Auth-Token", options->osptoken);
+ if (p->options && p->options->osptoken && !ast_strlen_zero(p->options->osptoken)) {
+ ast_log(LOG_DEBUG,"Adding OSP Token: %s\n", p->options->osptoken);
+ add_header(&req, "P-OSP-Auth-Token", p->options->osptoken);
} else {
ast_log(LOG_DEBUG,"NOT Adding OSP Token\n");
}
#endif
- if (options && options->distinctive_ring && !ast_strlen_zero(options->distinctive_ring))
+ if (p->options && p->options->distinctive_ring && !ast_strlen_zero(p->options->distinctive_ring))
{
- add_header(&req, "Alert-Info", options->distinctive_ring);
+ add_header(&req, "Alert-Info", p->options->distinctive_ring);
}
add_header(&req, "Allow", ALLOWED_METHODS);
- if (options && options->addsipheaders && init) {
+ if (p->options && p->options->addsipheaders ) {
struct ast_channel *ast;
char *header = (char *) NULL;
char *content = (char *) NULL;
@@ -4548,18 +4553,20 @@
ast = p->owner; /* The owner channel */
if (ast) {
- headp=&ast->varshead;
+ char *headdup;
+ headp = &ast->varshead;
if (!headp)
ast_log(LOG_WARNING,"No Headp for the channel...ooops!\n");
else {
- AST_LIST_TRAVERSE(headp,current,entries) {
+ AST_LIST_TRAVERSE(headp, current, entries) {
/* SIPADDHEADER: Add SIP header to outgoing call */
- if (!strncasecmp(ast_var_name(current),"SIPADDHEADER",strlen("SIPADDHEADER"))) {
+ if (!strncasecmp(ast_var_name(current), "SIPADDHEADER", strlen("SIPADDHEADER"))) {
header = ast_var_value(current);
+ headdup = ast_strdupa(header);
/* Strip of the starting " (if it's there) */
- if (*header == '"')
- header++;
- if ((content = strchr(header, ':'))) {
+ if (*headdup == '"')
+ headdup++;
+ if ((content = strchr(headdup, ':'))) {
*content = '\0';
content++; /* Move pointer ahead */
/* Skip white space */
@@ -4570,9 +4577,9 @@
if (*end == '"')
*end = '\0';
- add_header(&req, header, content);
+ add_header(&req, headdup, content);
if (sipdebug)
- ast_log(LOG_DEBUG, "Adding SIP Header \"%s\" with content :%s: \n", header, content);
+ ast_log(LOG_DEBUG, "Adding SIP Header \"%s\" with content :%s: \n", headdup, content);
}
}
}
@@ -8343,21 +8350,27 @@
static int do_proxy_auth(struct sip_pvt *p, struct sip_request *req, char *header, char *respheader, int sipmethod, int init)
{
char digest[1024];
- struct sip_invite_param options;
- memset(&options, 0, sizeof(struct sip_invite_param));
+ if (!p->options) {
+ p->options = calloc(1, sizeof(*p->options));
+ if (!p->options) {
+ ast_log(LOG_ERROR, "Out of memory\n");
+ return -2;
+ }
+ }
+
p->authtries++;
if (option_debug > 1)
ast_log(LOG_DEBUG, "Auth attempt %d on %s\n", p->authtries, sip_methods[sipmethod].text);
- memset(digest,0,sizeof(digest));
+ memset(digest, 0, sizeof(digest));
if (reply_digest(p, req, header, sipmethod, digest, sizeof(digest) )) {
/* No way to authenticate */
return -1;
}
/* Now we have a reply digest */
- options.auth = digest;
- options.authheader = respheader;
- return transmit_invite(p, sipmethod, sipmethod == SIP_INVITE, &options, init);
+ p->options->auth = digest;
+ p->options->authheader = respheader;
+ return transmit_invite(p, sipmethod, sipmethod == SIP_INVITE, init);
}
/*--- reply_digest: reply to authentication for outbound registrations ---*/
@@ -10629,9 +10642,9 @@
ast_set_flag(p, SIP_OUTGOING);
#ifdef VOCAL_DATA_HACK
ast_copy_string(p->username, "__VOCAL_DATA_SHOULD_READ_THE_SIP_SPEC__", sizeof(p->username));
- transmit_invite(p, SIP_INVITE, 0, NULL, 1);
+ transmit_invite(p, SIP_INVITE, 0, 1);
#else
- transmit_invite(p, SIP_OPTIONS, 0, NULL, 1);
+ transmit_invite(p, SIP_OPTIONS, 0, 1);
#endif
gettimeofday(&peer->ps, NULL);
peer->pokeexpire = ast_sched_add(sched, DEFAULT_MAXMS * 2, sip_poke_noanswer, peer);
@@ -10722,6 +10735,12 @@
return NULL;
}
+ p->options = calloc(1, sizeof(*p->options));
+ if (!p->options) {
+ ast_log(LOG_ERROR, "Out of memory\n");
+ return NULL;
+ }
+
ast_copy_string(tmp, dest, sizeof(tmp));
host = strchr(tmp, '@');
if (host) {
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