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add patch from bug #3710 so it can get wider testing 

git-svn-id: http://svn.digium.com/svn/asterisk/trunk@5516 f38db490-d61c-443f-a65b-d21fe96a405b
This commit is contained in:
kpfleming 2005-04-27 05:22:36 +00:00
parent 53b8d9c9c0
commit 8e1296be7e
1 changed files with 780 additions and 0 deletions
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780
patches/bug_3710_sip_refer.patch Executable file
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@ -0,0 +1,780 @@
Index: channels/chan_sip.c
===================================================================
RCS file: /usr/cvsroot/asterisk/channels/chan_sip.c,v
retrieving revision 1.703
diff -u -r1.703 chan_sip.c
--- channels/chan_sip.c 6 Apr 2005 21:12:32 -0000 1.703
+++ channels/chan_sip.c 9 Apr 2005 00:13:25 -0000
@@ -71,6 +71,7 @@
/* #define VOCAL_DATA_HACK */
+#define SIP_RETVAL_IGNORE 42 /* shrug */
#define SIPDUMPER
#define DEFAULT_DEFAULT_EXPIRY 120
#define DEFAULT_MAX_EXPIRY 3600
@@ -668,6 +669,7 @@
static struct sip_user *build_user(const char *name, struct ast_variable *v, int realtime);
static int sip_do_reload(void);
static int expire_register(void *data);
+static int sip_addheader(struct ast_channel *chan, void *data);
static int callevents = 0;
static struct ast_channel *sip_request(const char *type, int format, void *data, int *cause);
@@ -1237,7 +1239,7 @@
/* Delete it, it needs to disappear */
if (peer->call)
sip_destroy(peer->call);
- if(peer->chanvars) {
+ if (peer->chanvars) {
ast_variables_destroy(peer->chanvars);
peer->chanvars = NULL;
}
@@ -1302,7 +1304,7 @@
!strcasecmp(tmp->value, "user")) {
ast_variables_destroy(var);
return NULL;
- } else if(!newpeername && !strcasecmp(tmp->name, "name")) {
+ } else if (!newpeername && !strcasecmp(tmp->name, "name")) {
newpeername = tmp->value;
}
tmp = tmp->next;
@@ -1312,9 +1314,9 @@
peer = build_peer(newpeername, var, ast_test_flag((&global_flags_page2), SIP_PAGE2_RTCACHEFRIENDS) ? 0 : 1);
if (peer) {
- if(ast_test_flag((&global_flags_page2), SIP_PAGE2_RTCACHEFRIENDS)) {
+ if (ast_test_flag((&global_flags_page2), SIP_PAGE2_RTCACHEFRIENDS)) {
ast_copy_flags((&peer->flags_page2),(&global_flags_page2), SIP_PAGE2_RTAUTOCLEAR|SIP_PAGE2_RTCACHEFRIENDS);
- if(ast_test_flag((&global_flags_page2), SIP_PAGE2_RTAUTOCLEAR)) {
+ if (ast_test_flag((&global_flags_page2), SIP_PAGE2_RTAUTOCLEAR)) {
if (peer->expire > -1) {
ast_sched_del(sched, peer->expire);
}
@@ -1364,7 +1366,7 @@
static void sip_destroy_user(struct sip_user *user)
{
ast_free_ha(user->ha);
- if(user->chanvars) {
+ if (user->chanvars) {
ast_variables_destroy(user->chanvars);
user->chanvars = NULL;
}
@@ -1405,7 +1407,7 @@
if (user) {
/* Add some finishing touches, addresses, etc */
- if(ast_test_flag((&global_flags_page2), SIP_PAGE2_RTCACHEFRIENDS)) {
+ if (ast_test_flag((&global_flags_page2), SIP_PAGE2_RTCACHEFRIENDS)) {
suserobjs++;
ASTOBJ_CONTAINER_LINK(&userl,user);
@@ -1515,6 +1517,8 @@
}
}
if (!p && !found) {
+ char *ptr, *hostp;
+
hostn = peer;
if (port)
portno = atoi(port);
@@ -1531,7 +1535,15 @@
portno = tportno;
}
}
- hp = ast_gethostbyname(hostn, &ahp);
+ if ((hostp = ast_strdupa(hostn))) {
+ if ((ptr = strchr(hostp, '?'))) {
+ *ptr = '\0';
+ }
+ } else {
+ hostp = peer;
+ }
+
+ hp = ast_gethostbyname(hostp, &ahp);
if (hp) {
strncpy(r->tohost, peer, sizeof(r->tohost) - 1);
memcpy(&r->sa.sin_addr, hp->h_addr, sizeof(r->sa.sin_addr));
@@ -1731,7 +1743,7 @@
free(cp);
}
ast_mutex_destroy(&p->lock);
- if(p->chanvars) {
+ if (p->chanvars) {
ast_variables_destroy(p->chanvars);
p->chanvars = NULL;
}
@@ -2520,7 +2532,7 @@
if (!p->rtp) {
ast_log(LOG_WARNING, "Unable to create RTP session: %s\n", strerror(errno));
ast_mutex_destroy(&p->lock);
- if(p->chanvars) {
+ if (p->chanvars) {
ast_variables_destroy(p->chanvars);
p->chanvars = NULL;
}
@@ -3086,7 +3098,7 @@
if (!strcasecmp(aliases[x].fullname, var))
shortname = aliases[x].shortname;
}
- if(!ast_strlen_zero(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);
@@ -3703,7 +3715,7 @@
}
/* Start by sending our preferred codecs */
for (x = 0 ; x < 32 ; x++) {
- if(!(pref_codec = ast_codec_pref_index(&p->prefs,x)))
+ if (!(pref_codec = ast_codec_pref_index(&p->prefs,x)))
break;
if ((capability & pref_codec) && !(alreadysent & pref_codec)) {
if (debug)
@@ -3850,7 +3862,7 @@
while( *e && ( *e < 33 ) ) {
e++;
}
- if( !*e ) {
+ if ( !*e ) {
return -1;
}
@@ -3858,7 +3870,7 @@
/* We have a response */
req->rlPart2 = e;
len = strlen( req->rlPart2 );
- if( len < 2 ) {
+ if ( len < 2 ) {
return -1;
}
e+= len - 1;
@@ -3868,18 +3880,18 @@
*(++e)= '\0';
} else {
/* We have a request */
- if( *e == '<' ) {
+ if ( *e == '<' ) {
e++;
- if( !*e ) {
+ if ( !*e ) {
return -1;
}
}
req->rlPart2 = e; /* URI */
- if( ( e= strrchr( req->rlPart2, 'S' ) ) == NULL ) {
+ if ( ( e= strrchr( req->rlPart2, 'S' ) ) == NULL ) {
return -1;
}
while( isspace( *(--e) ) ) {}
- if( *e == '>' ) {
+ if ( *e == '>' ) {
*e = '\0';
} else {
*(++e)= '\0';
@@ -4984,7 +4996,7 @@
/* Save User agent */
useragent = get_header(req, "User-Agent");
- if(useragent && strcasecmp(useragent, p->useragent)) {
+ if (useragent && strcasecmp(useragent, p->useragent)) {
strncpy(p->useragent, useragent, sizeof(p->useragent) - 1);
if (option_verbose > 3) {
ast_verbose(VERBOSE_PREFIX_3 "Saved useragent \"%s\" for peer %s\n",p->useragent,p->name);
@@ -5212,12 +5224,12 @@
c+= strlen("response=");
if ((*c == '\"')) {
response=++c;
- if((c = strchr(c,'\"')))
+ if ((c = strchr(c,'\"')))
*c = '\0';
} else {
response=c;
- if((c = strchr(c,',')))
+ if ((c = strchr(c,',')))
*c = '\0';
}
@@ -5225,11 +5237,11 @@
c+= strlen("uri=");
if ((*c == '\"')) {
resp_uri=++c;
- if((c = strchr(c,'\"')))
+ if ((c = strchr(c,'\"')))
*c = '\0';
} else {
resp_uri=c;
- if((c = strchr(c,',')))
+ if ((c = strchr(c,',')))
*c = '\0';
}
@@ -5239,7 +5251,7 @@
c++;
}
snprintf(a1, sizeof(a1), "%s:%s:%s", username, global_realm, secret);
- if(!ast_strlen_zero(resp_uri))
+ if (!ast_strlen_zero(resp_uri))
snprintf(a2, sizeof(a2), "%s:%s", sip_methods[sipmethod].text, resp_uri);
else
snprintf(a2, sizeof(a2), "%s:%s", sip_methods[sipmethod].text, uri);
@@ -5473,8 +5485,23 @@
return 0;
}
+static int sip_extract_tag(char **in)
+{
+ char *tag;
+
+ if ((tag = ast_strcasestr(*in, "tag="))) {
+ char *ptr;
+ tag += 4;
+ if ((ptr = strchr(tag, ';'))) {
+ *ptr = '\0';
+ }
+ return 0;
+ }
+ return -1;
+}
+
/*--- get_sip_pvt_byid_locked: Lock interface lock and find matching pvt lock ---*/
-static struct sip_pvt *get_sip_pvt_byid_locked(char *callid)
+static struct sip_pvt *get_sip_pvt_byid_locked(char *callid, struct sip_request *req, char *totag, char *fromtag)
{
struct sip_pvt *sip_pvt_ptr = NULL;
@@ -5483,8 +5510,38 @@
sip_pvt_ptr = iflist;
while(sip_pvt_ptr) {
if (!strcmp(sip_pvt_ptr->callid, callid)) {
+ char *real_totag = NULL, *real_fromtag = NULL;
+ int match = 1;
+
/* Go ahead and lock it (and its owner) before returning */
ast_mutex_lock(&sip_pvt_ptr->lock);
+
+ if (req && pedanticsipchecking) {
+ if (totag) {
+ real_totag = ast_strdupa(get_header(req, "To"));
+ if (sip_extract_tag(&real_totag)) {
+ real_totag = NULL;
+ }
+ if (strcmp(real_totag, totag)) {
+ match = 0;
+ }
+ }
+ if (match && fromtag) {
+ real_fromtag = ast_strdupa(get_header(req, "From"));
+ if (sip_extract_tag(&real_fromtag)) {
+ real_fromtag = NULL;
+ }
+ if (strcmp(real_fromtag, fromtag)) {
+ match = 0;
+ }
+ }
+ }
+
+ if (!match) {
+ ast_mutex_unlock(&sip_pvt_ptr->lock);
+ break;
+ }
+
if (sip_pvt_ptr->owner) {
while(ast_mutex_trylock(&sip_pvt_ptr->owner->lock)) {
ast_mutex_unlock(&sip_pvt_ptr->lock);
@@ -5521,14 +5578,12 @@
return replaced;
}
-
-
/*--- get_refer_info: Call transfer support (new standard) ---*/
static int get_refer_info(struct sip_pvt *sip_pvt, struct sip_request *outgoing_req)
{
char *p_refer_to = NULL, *p_referred_by = NULL, *h_refer_to = NULL, *h_referred_by = NULL, *h_contact = NULL;
- char *replace_callid = "", *refer_to = NULL, *referred_by = NULL, *ptr = NULL;
+ char *replace_callid = "", *refer_to = NULL, *referred_by = NULL, *ptr = NULL, *replaces_header=NULL, *refer_uri;
struct sip_request *req = NULL;
struct sip_pvt *sip_pvt_ptr = NULL;
struct ast_channel *chan = NULL, *peer = NULL;
@@ -5539,14 +5594,14 @@
req = &sip_pvt->initreq;
}
- if(!( (p_refer_to = get_header(req, "Refer-To")) && (h_refer_to = ast_strdupa(p_refer_to)) )) {
+ if (!( (p_refer_to = get_header(req, "Refer-To")) && (h_refer_to = ast_strdupa(p_refer_to)) )) {
ast_log(LOG_WARNING, "No Refer-To Header That's illegal\n");
return -1;
}
refer_to = ditch_braces(h_refer_to);
- if(!( (p_referred_by = get_header(req, "Referred-By")) && (h_referred_by = ast_strdupa(p_referred_by)) )) {
+ if (!( (p_referred_by = get_header(req, "Referred-By")) && (h_referred_by = ast_strdupa(p_referred_by)) )) {
ast_log(LOG_WARNING, "No Refer-To Header That's illegal\n");
return -1;
}
@@ -5559,9 +5614,11 @@
ast_log(LOG_WARNING, "Huh? Not a SIP header (%s)?\n", referred_by);
return -1;
}
+
+
refer_to += 4;
referred_by += 4;
-
+ refer_uri = ast_strdupa(refer_to);
if ((ptr = strchr(refer_to, '?'))) {
/* Search for arguemnts */
@@ -5569,10 +5626,7 @@
ptr++;
if (!strncasecmp(ptr, "REPLACES=", 9)) {
replace_callid = ast_strdupa(ptr + 9);
- /* someday soon to support invite/replaces properly!
- replaces_header = ast_strdupa(replace_callid);
- -anthm
- */
+ replaces_header = ast_strdupa(replace_callid);
sip_unescape_uri(replace_callid);
if ((ptr = strchr(replace_callid, '%')))
*ptr = '\0';
@@ -5606,19 +5660,50 @@
strncpy(sip_pvt->referred_by, "", sizeof(sip_pvt->referred_by) - 1);
strncpy(sip_pvt->refer_contact, "", sizeof(sip_pvt->refer_contact) - 1);
sip_pvt->refer_call = NULL;
- if ((sip_pvt_ptr = get_sip_pvt_byid_locked(replace_callid))) {
+ if ((sip_pvt_ptr = get_sip_pvt_byid_locked(replace_callid, req, NULL, NULL))) {
sip_pvt->refer_call = sip_pvt_ptr;
if (sip_pvt->refer_call == sip_pvt) {
ast_log(LOG_NOTICE, "Supervised transfer attempted to transfer into same call id (%s == %s)!\n", replace_callid, sip_pvt->callid);
sip_pvt->refer_call = NULL;
- } else
- return 0;
+ }
+ return 0;
} else {
- ast_log(LOG_NOTICE, "Supervised transfer requested, but unable to find callid '%s'. Both legs must reside on Asterisk box to transfer at this time.\n", replace_callid);
- /* XXX The refer_to could contain a call on an entirely different machine, requiring an
- INVITE with a replaces header -anthm XXX */
+ /* Don't ask me =0 ?, SIP made do it! */
+ int cause = 0, res = -1;
+ struct ast_channel *ichan = NULL;
-
+ transmit_notify_with_sipfrag(sip_pvt, sip_pvt->ocseq);
+ if ((ptr = strchr(refer_uri, ';'))) {
+ *ptr = '\0';
+ }
+
+ if ((ichan = sip_request("SIP", sip_pvt->owner ? sip_pvt->owner->readformat : AST_FORMAT_ULAW, refer_uri, &cause))) {
+ struct ast_frame *f;
+ char *rbuf;
+ ast_log(LOG_DEBUG, "Going hunting for a remote INVITE/Replaces at [%s] Wish me luck!\n", refer_uri);
+ if ((rbuf = alloca(strlen(replaces_header) + 10))) {
+ sprintf(rbuf, "Replaces: %s", replaces_header);
+ sip_addheader(ichan, rbuf);
+ sip_call(ichan, refer_uri, 20000);
+ ast_channel_masquerade(sip_pvt->owner, ichan);
+ if ((f = ast_read(ichan))) {
+ ast_log(LOG_DEBUG, "WooHoo! The INVITE/Replaces Worked!\n");
+ ast_frfree(f);
+ transmit_response(sip_pvt, "202 Accepted", req);
+ res = SIP_RETVAL_IGNORE; /* means do nothing more */
+ } else {
+ res = -1;
+ }
+ } else {
+ ast_log(LOG_ERROR,"Memory Error!\n");
+ res = -1;
+ }
+
+ ast_hangup(ichan);
+ } else {
+ res = -1;
+ }
+ return res;
}
} else if (ast_exists_extension(NULL, sip_pvt->context, refer_to, 1, NULL) || !strcmp(refer_to, ast_parking_ext())) {
/* This is an unsupervised transfer */
@@ -5632,7 +5717,7 @@
strncpy(sip_pvt->refer_contact, h_contact, sizeof(sip_pvt->refer_contact) - 1);
}
sip_pvt->refer_call = NULL;
- if((chan = sip_pvt->owner) && (peer = ast_bridged_channel(sip_pvt->owner))) {
+ if ((chan = sip_pvt->owner) && (peer = ast_bridged_channel(sip_pvt->owner))) {
pbx_builtin_setvar_helper(chan, "BLINDTRANSFER", peer->name);
pbx_builtin_setvar_helper(peer, "BLINDTRANSFER", chan->name);
}
@@ -5807,7 +5892,7 @@
*end = '\0';
else
output[0] = '\0';
- if(strstr(input,"privacy=full") || strstr(input,"privacy=uri"))
+ if (strstr(input,"privacy=full") || strstr(input,"privacy=uri"))
return AST_PRES_PROHIB_USER_NUMBER_NOT_SCREENED;
return 0;
@@ -5840,7 +5925,7 @@
rpid = get_header(req, "Remote-Party-ID");
memset(rpid_num,0,sizeof(rpid_num));
- if(!ast_strlen_zero(rpid))
+ if (!ast_strlen_zero(rpid))
p->callingpres = get_rpid_num(rpid,rpid_num, sizeof(rpid_num));
of = ditch_braces(from);
@@ -5876,14 +5961,14 @@
ast_copy_flags(p, user, SIP_TRUSTRPID | SIP_USECLIENTCODE | SIP_NAT | SIP_PROG_INBAND | SIP_OSPAUTH);
/* copy channel vars */
for (v = user->chanvars ; v ; v = v->next) {
- if((tmpvar = ast_variable_new(v->name, v->value))) {
+ if ((tmpvar = ast_variable_new(v->name, v->value))) {
tmpvar->next = p->chanvars;
p->chanvars = tmpvar;
}
}
p->prefs = user->prefs;
/* replace callerid if rpid found, and not restricted */
- if(!ast_strlen_zero(rpid_num) && ast_test_flag(p, SIP_TRUSTRPID)) {
+ if (!ast_strlen_zero(rpid_num) && ast_test_flag(p, SIP_TRUSTRPID)) {
if (*calleridname)
strncpy(p->cid_name, calleridname, sizeof(p->cid_name) - 1);
strncpy(p->cid_num, rpid_num, sizeof(p->cid_num) - 1);
@@ -5955,7 +6040,7 @@
/* Take the peer */
ast_copy_flags(p, peer, SIP_TRUSTRPID | SIP_USECLIENTCODE | SIP_NAT | SIP_PROG_INBAND | SIP_OSPAUTH);
/* replace callerid if rpid found, and not restricted */
- if(!ast_strlen_zero(rpid_num) && ast_test_flag(p, SIP_TRUSTRPID)) {
+ if (!ast_strlen_zero(rpid_num) && ast_test_flag(p, SIP_TRUSTRPID)) {
if (*calleridname)
strncpy(p->cid_name, calleridname, sizeof(p->cid_name) - 1);
strncpy(p->cid_num, rpid_num, sizeof(p->cid_num) - 1);
@@ -5988,7 +6073,7 @@
strncpy(p->authname, peer->name, sizeof(p->authname) - 1);
/* copy channel vars */
for (v = peer->chanvars ; v ; v = v->next) {
- if((tmpvar = ast_variable_new(v->name, v->value))) {
+ if ((tmpvar = ast_variable_new(v->name, v->value))) {
tmpvar->next = p->chanvars;
p->chanvars = tmpvar;
}
@@ -6466,7 +6551,7 @@
sip_do_reload();
ast_cli(fd, "OK. Cache is flushed.\n");
} else if ((peer = find_peer(argv[3], NULL, 0))) {
- if(ast_test_flag((&peer->flags_page2), SIP_PAGE2_RTCACHEFRIENDS)) {
+ if (ast_test_flag((&peer->flags_page2), SIP_PAGE2_RTCACHEFRIENDS)) {
ast_set_flag((&peer->flags_page2), SIP_PAGE2_RTAUTOCLEAR);
expire_register(peer);
ast_cli(fd, "OK. Peer %s was removed from the cache.\n", argv[3]);
@@ -6606,10 +6691,10 @@
pref = &peer->prefs;
for(x = 0; x < 32 ; x++) {
codec = ast_codec_pref_index(pref,x);
- if(!codec)
+ if (!codec)
break;
ast_cli(fd, "%s", ast_getformatname(codec));
- if(x < 31 && ast_codec_pref_index(pref,x+1))
+ if (x < 31 && ast_codec_pref_index(pref,x+1))
ast_cli(fd, "|");
}
@@ -6689,10 +6774,10 @@
pref = &peer->prefs;
for(x = 0; x < 32 ; x++) {
codec = ast_codec_pref_index(pref,x);
- if(!codec)
+ if (!codec)
break;
ast_cli(fd, "%s", ast_getformatname(codec));
- if(x < 31 && ast_codec_pref_index(pref,x+1))
+ if (x < 31 && ast_codec_pref_index(pref,x+1))
ast_cli(fd, ",");
}
@@ -6765,10 +6850,10 @@
pref = &user->prefs;
for(x = 0; x < 32 ; x++) {
codec = ast_codec_pref_index(pref,x);
- if(!codec)
+ if (!codec)
break;
ast_cli(fd, "%s", ast_getformatname(codec));
- if(x < 31 && ast_codec_pref_index(pref,x+1))
+ if (x < 31 && ast_codec_pref_index(pref,x+1))
ast_cli(fd, "|");
}
@@ -7816,12 +7901,12 @@
}
switch(resp) {
case 100: /* 100 Trying */
- if(sipmethod == SIP_INVITE) {
+ if (sipmethod == SIP_INVITE) {
sip_cancel_destroy(p);
}
break;
case 183: /* 183 Session Progress */
- if(sipmethod == SIP_INVITE) {
+ if (sipmethod == SIP_INVITE) {
sip_cancel_destroy(p);
if (!ast_strlen_zero(get_header(req, "Content-Type")))
process_sdp(p, req);
@@ -7832,7 +7917,7 @@
}
break;
case 180: /* 180 Ringing */
- if(sipmethod == SIP_INVITE) {
+ if (sipmethod == SIP_INVITE) {
sip_cancel_destroy(p);
if (p->owner) {
ast_queue_control(p->owner, AST_CONTROL_RINGING);
@@ -7911,8 +7996,8 @@
for(;;) {
contact = __get_header(req, "Contact", &start);
/* this loop ensures we get a contact header about our register request */
- if(!ast_strlen_zero(contact)) {
- if( (tmptmp=strstr(contact, p->our_contact))) {
+ if (!ast_strlen_zero(contact)) {
+ if ( (tmptmp=strstr(contact, p->our_contact))) {
contact=tmptmp;
break;
}
@@ -7986,7 +8071,7 @@
transmit_request(p, SIP_ACK, seqno, 0, 0);
/* Then we AUTH */
/* But only if the packet wasn't marked as ignore in handle_request */
- if(!ignore){
+ if (!ignore){
p->theirtag[0]='\0'; /* forget their old tag, so we don't match tags when getting response */
if ((p->authtries > 1) || do_proxy_auth(p, req, "Proxy-Authenticate", "Proxy-Authorization", SIP_INVITE, 1)) {
ast_log(LOG_NOTICE, "Failed to authenticate on INVITE to '%s'\n", get_header(&p->initreq, "From"));
@@ -8259,18 +8344,19 @@
if (peera->cdr && peerb->cdr) {
peerb->cdr = ast_cdr_append(peerb->cdr, peera->cdr);
- } else if(peera->cdr) {
+ } else if (peera->cdr) {
peerb->cdr = peera->cdr;
}
peera->cdr = NULL;
if (peerb->cdr && peerc->cdr) {
peerb->cdr = ast_cdr_append(peerb->cdr, peerc->cdr);
- } else if(peerc->cdr) {
+ } else if (peerc->cdr) {
peerb->cdr = peerc->cdr;
}
peerc->cdr = NULL;
+ ast_log(LOG_DEBUG, "XXXX Trying to masquerade %s and %s\n", peerb->name, peerc->name);
if (ast_channel_masquerade(peerb, peerc)) {
ast_log(LOG_WARNING, "Failed to masquerade %s into %s\n", peerb->name, peerc->name);
res = -1;
@@ -8318,7 +8404,24 @@
struct ast_channel *c=NULL;
int gotdest;
struct ast_frame af = { AST_FRAME_NULL, };
+ char *p_replaces, *replace_id = NULL;
+ if ((p_replaces = get_header(req, "Replaces"))) {
+ if (ast_strlen_zero(p_replaces)) {
+ p_replaces = NULL;
+ } else {
+ char *ptr;
+ ast_log(LOG_DEBUG, "I SEE a Replaces [%s]\n", p_replaces);
+ replace_id = ast_strdupa(p_replaces);
+ if (strchr(replace_id, '%')) {
+ sip_unescape_uri(replace_id);
+ }
+ if ((ptr = strchr(replace_id, ';'))) {
+ *ptr = '\0';
+ }
+ }
+ }
+
if (ast_test_flag(p, SIP_OUTGOING) && p->owner && (p->owner->_state != AST_STATE_UP)) {
/* This is a call to ourself. Send ourselves an error code and stop
processing immediately, as SIP really has no good mechanism for
@@ -8327,6 +8430,7 @@
/* We do NOT destroy p here, so that our response will be accepted */
return 0;
}
+
if (!ignore) {
/* Use this as the basis */
if (debug)
@@ -8351,8 +8455,10 @@
ast_log(LOG_DEBUG, "Hm.... No sdp for the moment\n");
}
}
- } else if (debug)
+ } else if (debug) {
ast_verbose("Ignoring this request\n");
+ }
+
if (!p->lastinvite && !ignore && !p->owner) {
/* Handle authentication if this is our first invite */
res = check_user(p, req, SIP_INVITE, e, 1, sin, ignore);
@@ -8403,22 +8509,22 @@
get_rdnis(p, NULL);
extract_uri(p, req);
build_contact(p);
-
- if (gotdest) {
+
+ if (!replace_id && gotdest) {
if (gotdest < 0) {
if (ignore)
transmit_response(p, "404 Not Found", req);
else
transmit_response_reliable(p, "404 Not Found", req, 1);
update_user_counter(p,DEC_IN_USE);
- } else {
- if (ignore)
- transmit_response(p, "484 Address Incomplete", req);
- else
- transmit_response_reliable(p, "484 Address Incomplete", req, 1);
- update_user_counter(p,DEC_IN_USE);
- }
- ast_set_flag(p, SIP_NEEDDESTROY);
+ } else {
+ if (ignore)
+ transmit_response(p, "484 Address Incomplete", req);
+ else
+ transmit_response_reliable(p, "484 Address Incomplete", req, 1);
+ update_user_counter(p,DEC_IN_USE);
+ }
+ ast_set_flag(p, SIP_NEEDDESTROY);
} else {
/* If no extension was specified, use the s one */
if (ast_strlen_zero(p->exten))
@@ -8431,16 +8537,41 @@
/* Save Record-Route for any later requests we make on this dialogue */
build_route(p, req, 0);
if (c) {
+ if (replace_id) {
+ struct sip_pvt *refer_pvt;
+ struct ast_frame *f;
+
+ if ((refer_pvt = get_sip_pvt_byid_locked(replace_id, req, NULL, p->theirtag))) {
+ ast_log(LOG_DEBUG, "XXXXXXXX I PARSED a Replaces [%s]\n", p_replaces);
+ transmit_response(p, "100 Trying", req);
+ ast_mutex_unlock(&refer_pvt->owner->lock);
+ ast_mutex_unlock(&refer_pvt->lock);
+ ast_channel_masquerade(refer_pvt->owner, c );
+ ast_hangup(c);
+ c = refer_pvt->owner;
+ if ((f = ast_read(c))) {
+ ast_log(LOG_DEBUG, "XXXXXXXX I DID a Replaces [%s]\n", p_replaces);
+ ast_frfree(f);
+ ast_setstate(c, AST_STATE_UP);
+ }
+ } else {
+ transmit_response_with_allow(p, "481 Call/Transaction Does Not Exist", req, 0);
+ return 0;
+ }
+ }
/* Pre-lock the call */
ast_mutex_lock(&c->lock);
}
}
-
- } else
+ } else {
c = p->owner;
- if (!ignore && p)
+ }
+
+ if (!ignore && p) {
p->lastinvite = seqno;
+ }
if (c) {
+
switch(c->_state) {
case AST_STATE_DOWN:
transmit_response(p, "100 Trying", req);
@@ -8528,11 +8659,13 @@
if (ast_strlen_zero(p->context))
strncpy(p->context, default_context, sizeof(p->context) - 1);
res = get_refer_info(p, req);
- if (res < 0)
+ if (res == SIP_RETVAL_IGNORE) {
+ ignore = 1;
+ } else if (res < 0) {
transmit_response_with_allow(p, "404 Not Found", req, 1);
- else if (res > 0)
+ } else if (res > 0) {
transmit_response_with_allow(p, "484 Address Incomplete", req, 1);
- else {
+ } else {
int nobye = 0;
if (!ignore) {
if (p->refer_call) {
@@ -8856,7 +8989,7 @@
cseq += len;
/* Determine the request URI for sip, sips or tel URIs */
- if( determine_firstline_parts( req ) < 0 ) {
+ if ( determine_firstline_parts( req ) < 0 ) {
return -1;
}
cmd = req->rlPart1;
@@ -9548,7 +9681,7 @@
ast_set_flag(flags, SIP_PROG_INBAND_YES);
} else if (!strcasecmp(v->name, "allowguest")) {
#ifdef OSP_SUPPORT
- if(!strcasecmp(v->value, "osp"))
+ if (!strcasecmp(v->value, "osp"))
global_allowguest = 2;
else
#endif
@@ -9716,7 +9849,7 @@
if (varname && (varval = strchr(varname,'='))) {
*varval = '\0';
varval++;
- if((tmpvar = ast_variable_new(varname, varval))) {
+ if ((tmpvar = ast_variable_new(varname, varval))) {
tmpvar->next = user->chanvars;
user->chanvars = tmpvar;
}
@@ -9857,7 +9990,7 @@
peer->expiry = expiry;
}
/* If we have channel variables, remove them (reload) */
- if(peer->chanvars) {
+ if (peer->chanvars) {
ast_variables_destroy(peer->chanvars);
peer->chanvars = NULL;
}
@@ -10027,7 +10160,7 @@
if (varname && (varval = strchr(varname,'='))) {
*varval = '\0';
varval++;
- if((tmpvar = ast_variable_new(varname, varval))) {
+ if ((tmpvar = ast_variable_new(varname, varval))) {
tmpvar->next = peer->chanvars;
peer->chanvars = tmpvar;
}
@@ -10164,7 +10297,7 @@
ast_set2_flag((&global_flags_page2), ast_true(v->value), SIP_PAGE2_RTNOUPDATE);
} else if (!strcasecmp(v->name, "rtautoclear")) {
int i = atoi(v->value);
- if(i > 0)
+ if (i > 0)
global_rtautoclear = i;
else
i = 0;
@@ -10937,7 +11070,7 @@
p = p->next;
/* Free associated memory */
ast_mutex_destroy(&pl->lock);
- if(pl->chanvars) {
+ if (pl->chanvars) {
ast_variables_destroy(pl->chanvars);
pl->chanvars = NULL;
}