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freeswitch
提交 4e9fe267 authored 作者: Michael Jerris's avatar Michael Jerris
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Thu Aug 14 11:21:21 EDT 2008 Pekka Pessi <first.last@nokia.com> 

  * nta: when in UAS mode, respond to CANCEL and INVITE with same tag 
  
  Added mreply(), internal function for responding to a request message
  Also, tag INVITE before responding to CANCEL.



git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@9291 d0543943-73ff-0310-b7d9-9358b9ac24b2
上级 961c78c3
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正在显示 包含 105 行增加 和 74 行删除
libs/sofia-sip/.update
浏览文件 @ 4e9fe267
Thu Aug 14 11:37:23 EDT 2008
Thu Aug 14 12:01:19 EDT 2008
libs/sofia-sip/libsofia-sip-ua/nta/nta.c
浏览文件 @ 4e9fe267
......@@ -139,7 +139,17 @@ static int complete_response(msg_t *response,
int status, char const *phrase,
msg_t *request);
#define IF_SIGCOMP_TPTAG_COMPARTMENT(cc) TAG_IF(cc, TPTAG_COMPARTMENT(cc)),
static int mreply(nta_agent_t *agent,
msg_t *reply,
int status, char const *phrase,
msg_t *req_msg,
tport_t *tport,
int incomplete,
int sdwn_after,
char const *to_tag,
tag_type_t tag, tag_value_t value, ...);
#define IF_SIGCOMP_TPTAG_COMPARTMENT(cc) TAG_IF(cc && cc != NONE, TPTAG_COMPARTMENT(cc)),
#define IF_SIGCOMP_TPTAG_COMPARTMENT_REF(cc) TPTAG_COMPARTMENT_REF(cc),
struct sigcomp_compartment;
......@@ -2301,11 +2311,9 @@ void agent_recv_request(nta_agent_t *agent,
SU_DEBUG_5(("nta: %s (%u) is %s\n",
method_name, cseq, sip_413_Request_too_large));
agent->sa_stats->as_bad_request++;
nta_msg_treply(agent, msg, SIP_413_REQUEST_TOO_LARGE,
NTATAG_TPORT(tport),
NTATAG_INCOMPLETE(1),
TPTAG_SDWN_AFTER(stream),
TAG_END());
mreply(agent, NULL, SIP_413_REQUEST_TOO_LARGE, msg,
tport, 1, stream, NULL,
TAG_END());
return;
}
......@@ -2346,25 +2354,19 @@ void agent_recv_request(nta_agent_t *agent,
if (sip->sip_via && method != sip_method_ack) {
msg_t *reply = nta_msg_create(agent, 0);
if (reply) {
agent_check_request_via(agent, msg, sip, sip->sip_via, tport);
if (badname)
phrase = su_sprintf(msg_home(reply), "Bad %s Header", badname);
else
phrase = sip_400_Bad_request;
agent_check_request_via(agent, msg, sip, sip->sip_via, tport);
SU_DEBUG_5(("nta: %s (%u) is %s\n", method_name, cseq, phrase));
if (badname && reply)
phrase = su_sprintf(msg_home(reply), "Bad %s Header", badname);
else
phrase = sip_400_Bad_request;
SU_DEBUG_5(("nta: %s (%u) is %s\n", method_name, cseq, phrase));
nta_msg_mreply(agent, reply, sip_object(reply),
400, phrase,
msg,
NTATAG_TPORT(tport),
NTATAG_INCOMPLETE(1),
TPTAG_SDWN_AFTER(stream),
TAG_END());
}
mreply(agent, reply, 400, phrase, msg,
tport, 1, stream, NULL,
TAG_END());
}
else {
msg_destroy(msg);
......@@ -2382,10 +2384,9 @@ void agent_recv_request(nta_agent_t *agent,
SU_DEBUG_5(("nta: bad version %s for %s (%u)\n",
sip->sip_request->rq_version, method_name, cseq));
nta_msg_treply(agent, msg, SIP_505_VERSION_NOT_SUPPORTED,
NTATAG_TPORT(tport),
TPTAG_SDWN_AFTER(stream),
TAG_END());
mreply(agent, NULL, SIP_505_VERSION_NOT_SUPPORTED, msg,
tport, 0, stream, NULL,
TAG_END());
return;
}
......@@ -2475,9 +2476,9 @@ void agent_recv_request(nta_agent_t *agent,
agent->sa_in.proceeding->q_length >= agent->sa_max_proceeding) {
SU_DEBUG_5(("nta: proceeding queue full for %s (%u)\n",
method_name, cseq));
nta_msg_treply(agent, msg, SIP_503_SERVICE_UNAVAILABLE,
NTATAG_TPORT(tport),
TAG_END());
mreply(agent, NULL, SIP_503_SERVICE_UNAVAILABLE, msg,
tport, 0, 0, NULL,
TAG_END());
return;
}
else {
......@@ -2499,9 +2500,9 @@ void agent_recv_request(nta_agent_t *agent,
method_name, cseq,
"not processed by application: returning 501"));
if (method != sip_method_ack)
nta_msg_treply(agent, msg, SIP_501_NOT_IMPLEMENTED,
NTATAG_TPORT(tport),
TAG_END());
mreply(agent, NULL, SIP_501_NOT_IMPLEMENTED, msg,
tport, 0, 0, NULL,
TAG_END());
else
msg_destroy(msg);
}
......@@ -3007,8 +3008,9 @@ int nta_msg_treply(nta_agent_t *agent,
ta_start(ta, tag, value);
retval = nta_msg_mreply(agent, NULL, NULL, status, phrase, req_msg,
ta_tags(ta));
retval = mreply(agent, NULL, status, phrase, req_msg,
NULL, 0, 0, NULL,
ta_tags(ta));
ta_end(ta);
return retval;
......@@ -3026,13 +3028,36 @@ int nta_msg_mreply(nta_agent_t *agent,
msg_t *req_msg,
tag_type_t tag, tag_value_t value, ...)
{
int retval = -1;
ta_list ta;
ta_start(ta, tag, value);
retval = mreply(agent, reply, status, phrase, req_msg,
NULL, 0, 0, NULL,
ta_tags(ta));
ta_end(ta);
return retval;
}
static
int mreply(nta_agent_t *agent,
msg_t *reply,
int status, char const *phrase,
msg_t *req_msg,
tport_t *tport,
int incomplete,
int sdwn_after,
char const *to_tag,
tag_type_t tag, tag_value_t value, ...)
{
ta_list ta;
sip_t *sip;
int *use_rport = NULL;
int retry_without_rport = 0;
tp_name_t tpn[1];
int retval = -1;
tport_t *tport = NULL;
struct sigcomp_compartment *cc = NONE;
int *use_rport = NULL;
int retry_without_rport = 0, incomplete = 0;
if (!agent)
return -1;
......@@ -3042,20 +3067,15 @@ int nta_msg_mreply(nta_agent_t *agent,
ta_start(ta, tag, value);
tl_gets(ta_args(ta),
NTATAG_TPORT_REF(tport),
NTATAG_INCOMPLETE_REF(incomplete),
TPTAG_COMPARTMENT_REF(cc),
/* XXX - should also check ntatag_sigcomp_close() */
TAG_END());
tl_gets(ta_args(ta), NTATAG_TPORT_REF(tport), TAG_END());
if (reply == NULL) {
reply = nta_msg_create(agent, 0);
sip = sip_object(reply);
}
sip = sip_object(reply);
if (!sip) {
SU_DEBUG_3(("%s: no msg\n", __func__));
SU_DEBUG_3(("%s: cannot create response msg\n", __func__));
}
else if (sip_add_tl(reply, sip, ta_tags(ta)) < 0) {
SU_DEBUG_3(("%s: cannot add user headers\n", __func__));
......@@ -3066,15 +3086,19 @@ int nta_msg_mreply(nta_agent_t *agent,
}
else if (sip->sip_status && sip->sip_status->st_status > 100 &&
sip->sip_to && !sip->sip_to->a_tag &&
sip->sip_cseq && sip->sip_cseq->cs_method != sip_method_cancel &&
sip_to_tag(msg_home(reply), sip->sip_to,
nta_agent_newtag(msg_home(reply), "tag=%s", agent)) < 0) {
(to_tag == NONE ? 0 :
to_tag != NULL
? sip_to_tag(msg_home(reply), sip->sip_to, to_tag) < 0
: sip_to_tag(msg_home(reply), sip->sip_to,
nta_agent_newtag(msg_home(reply), "tag=%s", agent)) < 0)) {
SU_DEBUG_3(("%s: cannot add To tag\n", __func__));
}
else if (nta_tpn_by_via(tpn, sip->sip_via, use_rport) < 0) {
SU_DEBUG_3(("%s: no Via\n", __func__));
}
else {
struct sigcomp_compartment *cc = NONE;
if (tport == NULL)
tport = tport_delivered_by(agent->sa_tports, req_msg);
......@@ -3091,6 +3115,9 @@ int nta_msg_mreply(nta_agent_t *agent,
tpn->tpn_port = sip_via_port(sip->sip_via, NULL);
if (tport && tpn->tpn_comp) {
tl_gets(ta_args(ta), TPTAG_COMPARTMENT_REF(cc),
/* XXX - should also check ntatag_sigcomp_close() */
TAG_END());
if (cc == NONE)
cc = agent_compression_compartment(agent, tport, tpn, -1);
......@@ -3102,7 +3129,9 @@ int nta_msg_mreply(nta_agent_t *agent,
if (tport_tsend(tport, reply, tpn,
IF_SIGCOMP_TPTAG_COMPARTMENT(cc)
TPTAG_MTU(INT_MAX), ta_tags(ta))) {
TPTAG_MTU(INT_MAX),
TPTAG_SDWN_AFTER(sdwn_after),
ta_tags(ta))) {
agent->sa_stats->as_sent_msg++;
agent->sa_stats->as_sent_response++;
retval = 0; /* Success! */
......@@ -4153,20 +4182,18 @@ void leg_recv(nta_leg_t *leg, msg_t *msg, sip_t *sip, tport_t *tport)
/* RFC-3262 section 3 (page 4) */
if (agent->sa_is_a_uas && method == sip_method_prack) {
nta_msg_treply(agent, msg,
481, "No such response",
NTATAG_TPORT(tport),
TAG_END());
mreply(agent, NULL, 481, "No such response", msg,
tport, 0, 0, NULL,
TAG_END());
return;
}
if (!(irq = incoming_create(agent, msg, sip, tport, tag))) {
SU_DEBUG_3(("nta: leg_recv(%p): cannot create transaction for %s\n",
(void *)leg, method_name));
nta_msg_treply(agent, msg,
SIP_500_INTERNAL_SERVER_ERROR,
NTATAG_TPORT(tport),
TAG_END());
mreply(agent, NULL, SIP_500_INTERNAL_SERVER_ERROR, msg,
tport, 0, 0, NULL,
TAG_END());
return;
}
......@@ -5532,19 +5559,23 @@ int incoming_cancel(nta_incoming_t *irq, msg_t *msg, sip_t *sip,
{
nta_agent_t *agent = irq->irq_agent;
/* According to the spec, this INVITE has been destroyed */
/* According to the RFC 3261, this INVITE has been destroyed */
if (irq->irq_method == sip_method_invite &&
200 <= irq->irq_status && irq->irq_status < 300) {
nta_msg_treply(agent, msg, SIP_481_NO_TRANSACTION,
NTATAG_TPORT(tport),
TAG_END());
mreply(agent, NULL, SIP_481_NO_TRANSACTION, msg,
tport, 0, 0, NULL,
TAG_END());
return 0;
}
nta_msg_treply(agent, msg_ref_create(msg), SIP_200_OK,
NTATAG_TPORT(tport),
SIPTAG_TO(irq->irq_to),
TAG_END());
/* UAS MUST use same tag in final response to CANCEL and INVITE */
if (agent->sa_is_a_uas && irq->irq_tag == NULL) {
nta_incoming_tag(irq, NULL);
}
mreply(agent, NULL, SIP_200_OK, msg_ref_create(msg),
tport, 0, 0, irq->irq_tag,
TAG_END());
/* We have already sent final response */
if (irq->irq_completed || irq->irq_method != sip_method_invite) {
......@@ -5585,9 +5616,9 @@ void request_merge(nta_agent_t *agent,
} else {
SU_DEBUG_3(("nta: request_merge(): cannot create transaction for %s\n",
sip->sip_request->rq_method_name));
nta_msg_treply(agent, msg, 482, "Request merged",
NTATAG_TPORT(tport),
TAG_END());
mreply(agent, NULL, 482, "Request merged", msg,
tport, 0, 0, NULL,
TAG_END());
}
}
......@@ -10251,10 +10282,10 @@ int reliable_recv(nta_reliable_t *rel, msg_t *msg, sip_t *sip, tport_t *tp)
pr_irq = incoming_create(irq->irq_agent, msg, sip, tp, irq->irq_tag);
if (!pr_irq) {
nta_msg_treply(irq->irq_agent, msg,
SIP_500_INTERNAL_SERVER_ERROR,
NTATAG_TPORT(tp),
TAG_END());
mreply(irq->irq_agent, NULL,
SIP_500_INTERNAL_SERVER_ERROR, msg,
tp, 0, 0, NULL,
TAG_END());
return 0;
}
......
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