int
eXosip_remove_transaction_from_call(osip_transaction_t *tr, eXosip_call_t *jc)
{
eXosip_dialog_t *jd;
if ((!tr) || (!jc))
return 0;
if (jc->c_inc_tr==tr)
{
jc->c_inc_tr = NULL; /* can be NULL */
return 0;
}
if (jc->c_out_tr==tr)
{
jc->c_out_tr = NULL; /* can be NULL */
return 0;
}
for (jd = jc->c_dialogs; jd; jd = jd->next)
{
if (!eXosip_list_remove_element(jd->d_inc_trs, tr))
return 0;
if (!eXosip_list_remove_element(jd->d_out_trs, tr))
return 0;
}
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_INFO1,NULL,
"eXosip: No information.\n"));
return -1;
}
int
eXosip_message_build_answer (struct eXosip_t *excontext, int tid, int status, osip_message_t ** answer)
{
osip_transaction_t *tr = NULL;
int i;
*answer = NULL;
if (tid <= 0)
return OSIP_BADPARAMETER;
if (status < 200 || status > 699)
return OSIP_BADPARAMETER;
if (tid > 0) {
_eXosip_transaction_find (excontext, tid, &tr);
}
if (tr == NULL) {
OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_ERROR, NULL, "eXosip: No call here?\n"));
return OSIP_NOTFOUND;
}
i = -1;
if (status < 300) /* 2xx answer */
i = _eXosip_build_response_default (excontext, answer, NULL, status, tr->orig_request);
else if (status > 300) /* 3456xx answer */
i = _eXosip_build_response_default (excontext, answer, NULL, status, tr->orig_request);
if (i != 0)
return i;
return OSIP_SUCCESS;
}
int
osip_dialog_update_route_set_as_uas (osip_dialog_t * dialog, osip_message_t * invite)
{
osip_contact_t *contact;
int i;
if (osip_list_eol (invite->contacts, 0))
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_WARNING, NULL,
"missing a contact in invite!\n"));
}
else
{
if (dialog->remote_contact_uri != NULL)
{
osip_contact_free (dialog->remote_contact_uri);
}
dialog->remote_contact_uri = NULL;
contact = osip_list_get (invite->contacts, 0);
i = osip_contact_clone (contact, &(dialog->remote_contact_uri));
if (i != 0)
return -1;
}
return 0;
}
int
osip_fifo_insert (osip_fifo_t * ff, void *el)
{
#ifdef OSIP_MT
osip_mutex_lock (ff->qislocked);
#endif
if (ff->state != osip_full)
{
/* ff->nb_elt++; */
osip_list_add (&ff->queue, el, 0); /* insert at end of queue */
} else
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_WARNING, NULL,
"too much traffic in fifo.\n"));
#ifdef OSIP_MT
osip_mutex_unlock (ff->qislocked);
#endif
return -1; /* stack is full */
}
/* if (ff->nb_elt >= MAX_LEN) */
if (osip_list_size (&ff->queue) >= MAX_LEN)
ff->state = osip_full;
else
ff->state = osip_ok;
#ifdef OSIP_MT
osip_sem_post (ff->qisempty);
osip_mutex_unlock (ff->qislocked);
#endif
return 0;
}
static int
_eXosip_default_gateway_with_getifaddrs(int type, char *address, int size)
{
struct ifaddrs *ifp;
struct ifaddrs *ifpstart;
int ret = -1;
if (getifaddrs(&ifpstart) < 0) {
return OSIP_NO_NETWORK;
}
for (ifp = ifpstart; ifp != NULL; ifp = ifp->ifa_next) {
if (ifp->ifa_addr && ifp->ifa_addr->sa_family == type
&& (ifp->ifa_flags & IFF_RUNNING) && !(ifp->ifa_flags & IFF_LOOPBACK))
{
getnameinfo(ifp->ifa_addr,
(type == AF_INET6) ?
sizeof(struct sockaddr_in6) : sizeof(struct sockaddr_in),
address, size, NULL, 0, NI_NUMERICHOST);
if (strchr(address, '%') == NULL) { /*avoid ipv6 link-local addresses */
OSIP_TRACE(osip_trace
(__FILE__, __LINE__, OSIP_INFO2, NULL,
"_eXosip_default_gateway_with_getifaddrs(): found %s\n",
address));
ret = 0;
break;
}
}
}
freeifaddrs(ifpstart);
return ret;
}
int
eXosip_message_send_answer (struct eXosip_t *excontext, int tid, int status, osip_message_t * answer)
{
osip_transaction_t *tr = NULL;
osip_event_t *evt_answer;
int i = -1;
if (tid <= 0)
return OSIP_BADPARAMETER;
if (status <= 100 || status > 699)
return OSIP_BADPARAMETER;
if (answer == NULL && status > 100 && status < 200)
return OSIP_BADPARAMETER;
if (tid > 0) {
_eXosip_transaction_find (excontext, tid, &tr);
}
if (tr == NULL) {
OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_ERROR, NULL, "eXosip: No MESSAGE transaction found\n"));
osip_message_free (answer);
return OSIP_NOTFOUND;
}
/* is the transaction already answered? */
if (tr->state == NIST_COMPLETED || tr->state == NIST_TERMINATED) {
OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_ERROR, NULL, "eXosip: transaction already answered\n"));
osip_message_free (answer);
return OSIP_WRONG_STATE;
}
if (answer == NULL) {
i = -1;
if (status > 199 && status < 300)
i = _eXosip_build_response_default (excontext, &answer, NULL, status, tr->orig_request);
else if (status > 300 && status <= 699)
i = _eXosip_build_response_default (excontext, &answer, NULL, status, tr->orig_request);
if (i != 0)
return i;
}
evt_answer = osip_new_outgoing_sipmessage (answer);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event (tr, evt_answer);
_eXosip_wakeup (excontext);
return OSIP_SUCCESS;
}
int
_eXosip_answer_invite_3456xx (eXosip_call_t * jc, eXosip_dialog_t * jd,
int code, osip_message_t ** answer)
{
int i;
osip_transaction_t *tr;
*answer = NULL;
tr = eXosip_find_last_inc_invite (jc, jd);
if (tr == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer"));
return -1;
}
/* is the transaction already answered? */
if (tr->state == IST_COMPLETED
|| tr->state == IST_CONFIRMED || tr->state == IST_TERMINATED)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: transaction already answered\n"));
return -1;
}
i =
_eXosip_build_response_default (answer, jd->d_dialog, code, tr->orig_request);
if (i != 0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_INFO1, NULL,
"ERROR: Could not create response for invite\n"));
return -1;
}
if ((300 <= code) && (code <= 399))
{
/* Should add contact fields */
/* ... */
}
osip_message_set_content_length (*answer, "0");
/* send message to transaction layer */
return 0;
}
int
eXosip_insubscription_send_request (int did, osip_message_t * request)
{
eXosip_dialog_t *jd = NULL;
eXosip_notify_t *jn = NULL;
osip_transaction_t *transaction;
osip_event_t *sipevent;
int i;
if (request == NULL)
return -1;
if (did > 0)
{
eXosip_notify_dialog_find (did, &jn, &jd);
}
if (jd == NULL || jn == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: No incoming subscription here?\n"));
osip_message_free (request);
return -1;
}
transaction = NULL;
transaction = eXosip_find_last_out_notify (jn, jd);
if (transaction != NULL)
{
if (transaction->state != NICT_TERMINATED &&
transaction->state != NIST_TERMINATED &&
transaction->state != NICT_COMPLETED &&
transaction->state != NIST_COMPLETED)
{
osip_message_free (request);
return -1;
}
transaction = NULL;
}
i = osip_transaction_init (&transaction, NICT, eXosip.j_osip, request);
if (i != 0)
{
osip_message_free (request);
return -1;
}
osip_list_add (jd->d_out_trs, transaction, 0);
sipevent = osip_new_outgoing_sipmessage (request);
sipevent->transactionid = transaction->transactionid;
osip_transaction_set_your_instance (transaction,
__eXosip_new_jinfo (NULL, jd, NULL, jn));
osip_transaction_add_event (transaction, sipevent);
__eXosip_wakeup ();
return 0;
}
int
eXosip_insubscription_build_request (int did, const char *method,
osip_message_t ** request)
{
eXosip_dialog_t *jd = NULL;
eXosip_notify_t *jn = NULL;
osip_transaction_t *transaction;
char *transport;
int i;
*request = NULL;
if (method == NULL || method[0] == '\0')
return -1;
if (did > 0)
{
eXosip_notify_dialog_find (did, &jn, &jd);
}
if (jd == NULL || jn == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: No incoming subscription here?\n"));
return -1;
}
transaction = NULL;
transaction = eXosip_find_last_out_notify (jn, jd);
if (transaction != NULL)
{
if (transaction->state != NICT_TERMINATED &&
transaction->state != NIST_TERMINATED &&
transaction->state != NICT_COMPLETED &&
transaction->state != NIST_COMPLETED)
return -1;
}
transport = NULL;
if (transaction == NULL)
transaction = jn->n_inc_tr;
if (transaction != NULL && transaction->orig_request != NULL)
transport = _eXosip_transport_protocol (transaction->orig_request);
transaction = NULL;
if (transport == NULL)
i = _eXosip_build_request_within_dialog (request, method, jd->d_dialog, "UDP");
else
i =
_eXosip_build_request_within_dialog (request, method, jd->d_dialog,
transport);
if (i != 0)
return -2;
return 0;
}
int
__osip_nict_init (osip_nict_t ** nict, osip_t * osip, osip_message_t * request)
{
osip_route_t *route;
int i;
OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_INFO2, NULL, "allocating NICT context\n"));
*nict = (osip_nict_t *) osip_malloc (sizeof (osip_nict_t));
if (*nict == NULL)
return OSIP_NOMEM;
memset (*nict, 0, sizeof (osip_nict_t));
/* for REQUEST retransmissions */
{
osip_via_t *via;
char *proto;
i = osip_message_get_via (request, 0, &via); /* get top via */
if (i < 0) {
osip_free (*nict);
*nict = NULL;
return i;
}
proto = via_get_protocol (via);
if (proto == NULL) {
osip_free (*nict);
*nict = NULL;
return OSIP_UNDEFINED_ERROR;
}
#ifdef USE_BLOCKINGSOCKET
if (osip_strcasecmp (proto, "TCP") != 0 && osip_strcasecmp (proto, "TLS") != 0 && osip_strcasecmp (proto, "SCTP") != 0) {
(*nict)->timer_e_length = DEFAULT_T1;
(*nict)->timer_k_length = DEFAULT_T4;
(*nict)->timer_e_start.tv_sec = -1;
(*nict)->timer_k_start.tv_sec = -1; /* not started */
}
else { /* reliable protocol is used: */
(*nict)->timer_e_length = -1; /* E is not ACTIVE */
(*nict)->timer_k_length = 0; /* MUST do the transition immediatly */
(*nict)->timer_e_start.tv_sec = -1;
(*nict)->timer_k_start.tv_sec = -1; /* not started */
}
}
#else
if (osip_strcasecmp (proto, "TCP") != 0 && osip_strcasecmp (proto, "TLS") != 0 && osip_strcasecmp (proto, "SCTP") != 0) {
(*nict)->timer_e_length = DEFAULT_T1;
(*nict)->timer_k_length = DEFAULT_T4;
(*nict)->timer_e_start.tv_sec = -1;
(*nict)->timer_k_start.tv_sec = -1; /* not started */
}
else { /* reliable protocol is used: */
(*nict)->timer_e_length = DEFAULT_T1;
(*nict)->timer_k_length = 0; /* MUST do the transition immediatly */
(*nict)->timer_e_start.tv_sec = -1;
(*nict)->timer_k_start.tv_sec = -1; /* not started */
}
}
int
_eXosip2_answer_invite_1xx(eXosip_call_t *jc, eXosip_dialog_t *jd, int code, osip_message_t **answer)
{
int i;
osip_transaction_t *tr;
tr = eXosip_find_last_inc_invite(jc, jd);
if (tr==NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer"));
return -1;
}
/* is the transaction already answered? */
if (tr->state==IST_COMPLETED
|| tr->state==IST_CONFIRMED
|| tr->state==IST_TERMINATED)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: transaction already answered\n"));
return -1;
}
if (jd==NULL)
i = _eXosip_build_response_default(answer, NULL, code, tr->orig_request);
else
i = _eXosip_build_response_default(answer, jd->d_dialog, code, tr->orig_request);
if (i!=0)
{
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_ERROR,NULL,"ERROR: Could not create response for invite\n"));
return -2;
}
osip_message_set_content_length(*answer, "0");
/* send message to transaction layer */
if (code>100)
{
i = complete_answer_that_establish_a_dialog(*answer, tr->orig_request);
}
return 0;
}
int
eXosip_options_build_answer (int tid, int status, osip_message_t ** answer)
{
osip_transaction_t *tr = NULL;
int i = -1;
*answer = NULL;
if (tid > 0)
{
eXosip_transaction_find (tid, &tr);
}
if (tr == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: No call here?\n"));
return -1;
}
if (status > 100 && status < 200)
{
#if 0
/* TODO: not implemented */
i = _eXosip_build_response_default (response, NULL, code, tr->orig_request);
#endif
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: status code 1xx for options not implemented (use 200<status<=699)\n"));
return -1;
} else if (status > 199 && status < 300)
{
i = _eXosip_build_response_default (answer, NULL, status, tr->orig_request);
} else if (status > 300 && status <= 699)
{
i = _eXosip_build_response_default (answer, NULL, status, tr->orig_request);
} else
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: wrong status code (200<status<=699)\n"));
return -1;
}
if (i != 0)
return -1;
return 0;
}
int
__osip_ist_free (osip_ist_t * ist)
{
if (ist == NULL)
return OSIP_SUCCESS;
OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_INFO2, NULL, "free ist resource\n"));
osip_free (ist);
return OSIP_SUCCESS;
}
int
eXosip_register_send_register (int rid, osip_message_t * reg)
{
osip_transaction_t *transaction;
osip_event_t *sipevent;
eXosip_reg_t *jr;
int i;
jr = eXosip_reg_find (rid);
if (jr == NULL)
{
osip_message_free (reg);
return -1;
}
if (jr->r_last_tr != NULL)
{
if (jr->r_last_tr->state != NICT_TERMINATED
&& jr->r_last_tr->state != NICT_COMPLETED)
{
osip_message_free (reg);
return -1;
}
}
if (reg == NULL)
{
i = _eXosip_register_build_register (jr, ®);
if (i != 0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot build REGISTER!"));
return i;
}
}
i = _eXosip_transaction_init (&transaction, NICT, eXosip.j_osip, reg);
if (i != 0)
{
/* TODO: release the j_call.. */
osip_message_free (reg);
return -2;
}
jr->r_last_tr = transaction;
/* send REGISTER */
sipevent = osip_new_outgoing_sipmessage (reg);
sipevent->transactionid = transaction->transactionid;
osip_message_force_update (reg);
osip_transaction_add_event (transaction, sipevent);
__eXosip_wakeup ();
return 0;
}
int
_eXosip_insubscription_answer_3456xx (eXosip_notify_t * jn,
eXosip_dialog_t * jd, int code)
{
osip_event_t *evt_answer;
osip_message_t *response;
int i;
osip_transaction_t *tr;
tr = eXosip_find_last_inc_subscribe (jn, jd);
if (tr == NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer"));
return -1;
}
if (jd == NULL)
i = _eXosip_build_response_default (&response, NULL, code, tr->orig_request);
else
i =
_eXosip_build_response_default (&response, jd->d_dialog, code,
tr->orig_request);
if (i != 0)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_INFO1, NULL,
"ERROR: Could not create response for subscribe\n"));
return -1;
}
if ((300 <= code) && (code <= 399))
{
/* Should add contact fields */
/* ... */
}
evt_answer = osip_new_outgoing_sipmessage (response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event (tr, evt_answer);
__eXosip_wakeup ();
return 0;
}
static jauthinfo_t *
eXosip_find_authentication_info (const char *username, const char *realm)
{
jauthinfo_t *fallback = NULL;
jauthinfo_t *authinfo;
for (authinfo = eXosip.authinfos; authinfo != NULL; authinfo = authinfo->next)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_INFO3, NULL,
"INFO: authinfo: %s %s\n", realm, authinfo->realm));
if (0 == strcmp (authinfo->username, username))
{
if (authinfo->realm == NULL || authinfo->realm[0] == '\0')
{
fallback = authinfo;
} else if (strcmp (realm, authinfo->realm) == 0
|| 0 == strncmp (realm + 1, authinfo->realm,
strlen (realm) - 2))
{
return authinfo;
}
}
}
/* no matching username has been found for this realm,
try with another username... */
for (authinfo = eXosip.authinfos; authinfo != NULL; authinfo = authinfo->next)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_INFO3, NULL,
"INFO: authinfo: %s %s\n", realm, authinfo->realm));
if ((authinfo->realm == NULL || authinfo->realm[0] == '\0') && fallback==NULL)
{
fallback = authinfo;
} else if (strcmp (realm, authinfo->realm) == 0
|| 0 == strncmp (realm + 1, authinfo->realm, strlen (realm) - 2))
{
return authinfo;
}
}
return fallback;
}
int
osip_dialog_update_route_set_as_uac (osip_dialog_t * dialog,
osip_message_t * response)
{
/* only the remote target URI is updated here... */
osip_contact_t *contact;
int i;
if (dialog == NULL)
return -1;
if (response == NULL)
return -1;
if (osip_list_eol (&response->contacts, 0))
{ /* no contact header in response? */
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_WARNING, NULL,
"missing a contact in response!\n"));
} else
{
/* I personally think it's a bad idea to keep the old
value in case the new one is broken... */
if (dialog->remote_contact_uri != NULL)
{
osip_contact_free (dialog->remote_contact_uri);
}
dialog->remote_contact_uri = NULL;
contact = osip_list_get (&response->contacts, 0);
i = osip_contact_clone (contact, &(dialog->remote_contact_uri));
if (i != 0)
return -1;
}
if (dialog->state == DIALOG_EARLY && osip_list_size (&dialog->route_set) == 0)
{ /* update the route set */
int pos = 0;
while (!osip_list_eol (&response->record_routes, pos))
{
osip_record_route_t *rr;
osip_record_route_t *rr2;
rr =
(osip_record_route_t *) osip_list_get (&response->record_routes, pos);
i = osip_record_route_clone (rr, &rr2);
if (i != 0)
return -1;
osip_list_add (&dialog->route_set, rr2, 0);
pos++;
}
}
if (MSG_IS_STATUS_2XX (response))
dialog->state = DIALOG_CONFIRMED;
return 0;
}
int SendMsg(osip_transaction_t *tr,osip_message_t *sip, char *host,int port, int out_socket)
{
int len = 0;
char *msgP;
int msgLen;
int i;
int status;
printf("SendMsg\n");
if((i = osip_message_to_str(sip, &msgP, &msgLen)) != 0){
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_BUG,NULL,"failed to convert message\n"));
return -1;
}
if(!networkMsgSend(sipSock,msgP,strlen(msgP),host,5080))
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_INFO1,NULL,"Time: Udp message sent: \n%s\n",msgP));
return 0;
}
int
eXosip_subscribe_send_refresh_request (struct eXosip_t *excontext, int did, osip_message_t * sub)
{
eXosip_dialog_t *jd = NULL;
eXosip_subscribe_t *js = NULL;
osip_transaction_t *transaction;
osip_event_t *sipevent;
int i;
if (did <= 0)
return OSIP_BADPARAMETER;
if (did > 0) {
_eXosip_subscribe_dialog_find (excontext, did, &js, &jd);
}
if (jd == NULL) {
OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_ERROR, NULL, "eXosip: No subscribe here?\n"));
osip_message_free (sub);
return OSIP_NOTFOUND;
}
transaction = NULL;
transaction = _eXosip_find_last_out_subscribe (js, jd);
if (transaction != NULL) {
if (transaction->state != NICT_TERMINATED && transaction->state != NIST_TERMINATED && transaction->state != NICT_COMPLETED && transaction->state != NIST_COMPLETED) {
osip_message_free (sub);
return OSIP_WRONG_STATE;
}
transaction = NULL;
}
transaction = NULL;
i = _eXosip_transaction_init (excontext, &transaction, NICT, excontext->j_osip, sub);
if (i != 0) {
osip_message_free (sub);
return i;
}
js->s_reg_period = 3600;
_eXosip_subscribe_set_refresh_interval (js, sub);
osip_list_add (jd->d_out_trs, transaction, 0);
sipevent = osip_new_outgoing_sipmessage (sub);
sipevent->transactionid = transaction->transactionid;
osip_transaction_set_reserved5 (transaction, js);
osip_transaction_set_reserved3 (transaction, jd);
osip_transaction_add_event (transaction, sipevent);
_eXosip_wakeup (excontext);
return OSIP_SUCCESS;
}
int
__osip_nist_free (osip_nist_t * nist)
{
if (nist == NULL)
return -1;
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_INFO2, NULL, "free nist ressource\n"));
osip_free (nist);
return 0;
}
int
eXosip_remove_transaction_from_call (osip_transaction_t * tr, eXosip_call_t * jc)
{
osip_transaction_t *inc_tr;
osip_transaction_t *out_tr;
eXosip_dialog_t *jd;
int pos = 0;
if (jc->c_inc_tr == tr)
{
jc->c_inc_tr = NULL; /* can be NULL */
return 0;
}
for (jd = jc->c_dialogs; jd != NULL; jd = jd->next)
{
pos = 0;
while (!osip_list_eol (jd->d_inc_trs, pos))
{
inc_tr = osip_list_get (jd->d_inc_trs, pos);
if (inc_tr == tr)
{
osip_list_remove (jd->d_inc_trs, pos);
return 0;
}
pos++;
}
}
if (jc->c_out_tr == tr)
{
jc->c_out_tr = NULL; /* can be NULL */
return 0;
}
for (jd = jc->c_dialogs; jd != NULL; jd = jd->next)
{
pos = 0;
while (!osip_list_eol (jd->d_out_trs, pos))
{
out_tr = osip_list_get (jd->d_out_trs, pos);
if (out_tr == tr)
{
osip_list_remove (jd->d_out_trs, pos);
return 0;
}
pos++;
}
}
OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_INFO1, NULL,
"eXosip: No information.\n"));
return -1;
}
int
find_next_crlfcrlf (char *start_of_part, char **end_of_part)
{
char *start_of_line;
char *end_of_line;
int i;
start_of_line = start_of_part;
for (;;)
{
i = find_next_crlf (start_of_line, &end_of_line);
if (i == -1)
{ /* error case??? no end of mesage found */
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"Final CRLF is missing\n"));
return -1;
}
if ('\0' == end_of_line[0])
{ /* error case??? no end of message found */
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"Final CRLF is missing\n"));
return -1;
}
else if ('\r' == end_of_line[0])
{
if ('\n' == end_of_line[1])
end_of_line++;
*end_of_part = end_of_line + 1;
return 0;
}
else if ('\n' == end_of_line[0])
{
*end_of_part = end_of_line + 1;
return 0;
}
start_of_line = end_of_line;
}
}
static int
__osip_message_startline_to_str (osip_message_t * sip, char **dest)
{
if (sip->sip_method != NULL)
return __osip_message_startline_to_strreq (sip, dest);
if (sip->status_code != 0)
return __osip_message_startline_to_strresp (sip, dest);
OSIP_TRACE (osip_trace (__FILE__, __LINE__, TRACE_LEVEL1, NULL, "ERROR method has no value or status code is 0!\n"));
return OSIP_BADPARAMETER; /* should never come here */
}
int __osip_find_next_crlf(const char *start_of_header, const char **end_of_header)
{
const char *soh = start_of_header;
*end_of_header = NULL; /* AMD fix */
while (('\r' != *soh) && ('\n' != *soh)) {
if (*soh)
soh++;
else {
OSIP_TRACE(osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"Final CRLF is missing\n"));
return OSIP_SYNTAXERROR;
}
}
if (('\r' == soh[0]) && ('\n' == soh[1]))
/* case 1: CRLF is the separator
case 2 or 3: CR or LF is the separator */
soh = soh + 1;
/* VERIFY if TMP is the end of header or LWS. */
/* LWS are extra SP, HT, CR and LF contained in headers. */
if ((' ' == soh[1]) || ('\t' == soh[1])) {
/* From now on, incoming message that potentially
contains LWS must be processed with
-> void osip_util_replace_all_lws(char *)
This is because the parser methods does not
support detection of LWS inside. */
OSIP_TRACE(osip_trace
(__FILE__, __LINE__, OSIP_BUG, NULL,
"Message that contains LWS must be processed with osip_util_replace_all_lws(char *tmp) before being parsed.\n"));
return -2;
}
*end_of_header = soh + 1;
return OSIP_SUCCESS;
}
int
eXosip_notify_init (eXosip_notify_t ** jn, osip_message_t * inc_subscribe)
{
osip_contact_t *co;
char *uri;
int i;
char locip[50];
#ifdef SM
eXosip_get_localip_from_via (inc_subscribe, locip, 49);
#else
i = _eXosip_find_protocol (inc_subscribe);
if (i == IPPROTO_UDP)
{
eXosip_guess_ip_for_via (eXosip.net_interfaces[0].net_ip_family, locip, 49);
} else if (i == IPPROTO_TCP)
{
eXosip_guess_ip_for_via (eXosip.net_interfaces[1].net_ip_family, locip, 49);
} else
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: unsupported protocol (default to UDP)\n"));
eXosip_guess_ip_for_via (eXosip.net_interfaces[0].net_ip_family, locip, 49);
return -1;
}
#endif
if (inc_subscribe == NULL
|| inc_subscribe->to == NULL || inc_subscribe->to->url == NULL)
return -1;
co = (osip_contact_t *) osip_list_get (inc_subscribe->contacts, 0);
if (co == NULL || co->url == NULL)
return -1;
*jn = (eXosip_notify_t *) osip_malloc (sizeof (eXosip_notify_t));
if (*jn == NULL)
return -1;
memset (*jn, 0, sizeof (eXosip_notify_t));
i = osip_uri_to_str (co->url, &uri);
if (i != 0)
{
osip_free (*jn);
*jn = NULL;
return -1;
}
osip_strncpy ((*jn)->n_uri, uri, 254);
osip_free (uri);
return 0;
}
int
eXosip_answer_options_1xx(eXosip_call_t *jc, eXosip_dialog_t *jd, int code)
{
osip_event_t *evt_answer;
osip_transaction_t *tr;
osip_message_t *response;
int i;
tr = eXosip_find_last_inc_options(jc, jd);
if (tr==NULL)
{
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: cannot find transaction to answer"));
return -1;
}
if (jd!=NULL)
{
i = _eXosip_build_response_default(&response, jd->d_dialog, code, tr->orig_request);
}
else
{
i = _eXosip_build_response_default(&response, NULL, code, tr->orig_request);
}
if (i!=0)
{
OSIP_TRACE(osip_trace(__FILE__,__LINE__,OSIP_ERROR,NULL,"ERROR: Could not create response for OPTIONS\n"));
return -1;
}
evt_answer = osip_new_outgoing_sipmessage(response);
evt_answer->transactionid = tr->transactionid;
osip_transaction_add_event(tr, evt_answer);
__eXosip_wakeup();
return 0;
}
/* This method calls the method that is able to parse the header */
int
__osip_message_call_method (int i, osip_message_t * dest, const char *hvalue)
{
int err;
err = pconfig[i].setheader (dest, hvalue);
if (err < 0) {
OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_WARNING, NULL, "Could not set header: %s: %s\n", pconfig[i].hname, hvalue));
}
if (pconfig[i].ignored_when_invalid == 1)
return OSIP_SUCCESS;
return err;
}
static int
_eXosip_redirect (eXosip_event_t * je)
{
switch (je->type)
{
case EXOSIP_CALL_REDIRECTED:
return _eXosip_redirect_invite (je);
case EXOSIP_CALL_MESSAGE_REDIRECTED:
case EXOSIP_MESSAGE_REDIRECTED:
case EXOSIP_SUBSCRIPTION_REDIRECTED:
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: not implemented\n"));
return -1;
default:
OSIP_TRACE (osip_trace
(__FILE__, __LINE__, OSIP_ERROR, NULL,
"eXosip: Can't redirect event %d\n", je->type));
return -1;
}
}
PPL_DECLARE (ppl_pipe_t *) ppl_pipe ()
{
ppl_pipe_t *my_pipe;
int i;
my_pipe = (ppl_pipe_t *) osip_malloc (sizeof (ppl_pipe_t));
if (my_pipe==NULL)
{
OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_ERROR, NULL,
"Failed to allocate pipe!\n"));
return NULL;
}
i = CreatePipe(my_pipe->pipes[0], my_pipe->pipes[1], NULL, 0);
if (i!=0)
{
OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_ERROR, NULL,
"Failed to create pipe!\n"));
osip_free (my_pipe);
return NULL;
}
return my_pipe;
}
void
eXosip_reg_free (eXosip_reg_t * jreg)
{
osip_free (jreg->r_aor);
osip_free (jreg->r_contact);
osip_free (jreg->r_registrar);
if (jreg->r_last_tr != NULL)
{
if (jreg->r_last_tr!=NULL && jreg->r_last_tr->orig_request!=NULL
&& jreg->r_last_tr->orig_request->call_id!=NULL
&& jreg->r_last_tr->orig_request->call_id->number!=NULL)
_eXosip_delete_nonce(jreg->r_last_tr->orig_request->call_id->number);
if (jreg->r_last_tr->state == IST_TERMINATED ||
jreg->r_last_tr->state == ICT_TERMINATED ||
jreg->r_last_tr->state == NICT_TERMINATED ||
jreg->r_last_tr->state == NIST_TERMINATED)
{
OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_INFO1, NULL,
"Release a terminated transaction\n"));
__eXosip_delete_jinfo (jreg->r_last_tr);
if (jreg->r_last_tr != NULL)
osip_list_add (eXosip.j_transactions, jreg->r_last_tr, 0);
} else
{
OSIP_TRACE (osip_trace (__FILE__, __LINE__, OSIP_INFO1, NULL,
"Release a non-terminated transaction\n"));
__eXosip_delete_jinfo (jreg->r_last_tr);
if (jreg->r_last_tr != NULL)
osip_list_add (eXosip.j_transactions, jreg->r_last_tr, 0);
}
}
osip_free (jreg);
}
