int sal_publish(SalOp *op, const char *from, const char *to, const char *eventname, int expires, const SalBody *body){
belle_sip_request_t *req=NULL;
if(!op->refresher || !belle_sip_refresher_get_transaction(op->refresher)) {
if (from)
sal_op_set_from(op,from);
if (to)
sal_op_set_to(op,to);
sal_op_publish_fill_cbs(op);
req=sal_op_build_request(op,"PUBLISH");
if (sal_op_get_contact(op)){
belle_sip_message_add_header(BELLE_SIP_MESSAGE(req),BELLE_SIP_HEADER(sal_op_create_contact(op)));
}
belle_sip_message_add_header(BELLE_SIP_MESSAGE(req),belle_sip_header_create("Event",eventname));
sal_op_add_body(op,BELLE_SIP_MESSAGE(req),body);
return sal_op_send_and_create_refresher(op,req,expires,publish_refresher_listener);
} else {
/*update status*/
const belle_sip_client_transaction_t* last_publish_trans=belle_sip_refresher_get_transaction(op->refresher);
belle_sip_request_t* last_publish=belle_sip_transaction_get_request(BELLE_SIP_TRANSACTION(last_publish_trans));
/*update body*/
sal_op_add_body(op,BELLE_SIP_MESSAGE(last_publish),expires!=0 ? body : NULL);
return belle_sip_refresher_refresh(op->refresher,expires==-1 ? BELLE_SIP_REFRESHER_REUSE_EXPIRES : expires);
}
}
int sal_subscribe(SalOp *op, const char *from, const char *to, const char *eventname, int expires, const SalBody *body){
belle_sip_request_t *req=NULL;
if (from)
sal_op_set_from(op,from);
if (to)
sal_op_set_to(op,to);
if (!op->dialog){
sal_op_subscribe_fill_cbs(op);
/*???sal_exosip_fix_route(op); make sure to ha ;lr*/
req=sal_op_build_request(op,"SUBSCRIBE");
if (eventname){
if (op->event) belle_sip_object_unref(op->event);
op->event=belle_sip_header_create("Event",eventname);
belle_sip_object_ref(op->event);
}
belle_sip_message_add_header(BELLE_SIP_MESSAGE(req),op->event);
belle_sip_message_add_header(BELLE_SIP_MESSAGE(req),BELLE_SIP_HEADER(belle_sip_header_expires_create(expires)));
sal_op_add_body(op,(belle_sip_message_t*)req,body);
return sal_op_send_and_create_refresher(op,req,expires,subscribe_refresher_listener);
}else if (op->refresher){
const belle_sip_transaction_t *tr=(const belle_sip_transaction_t*) belle_sip_refresher_get_transaction(op->refresher);
belle_sip_request_t *last_req=belle_sip_transaction_get_request(tr);
/* modify last request to update body*/
sal_op_add_body(op,(belle_sip_message_t*)last_req,body);
return belle_sip_refresher_refresh(op->refresher,expires);
}
ms_warning("sal_subscribe(): no dialog and no refresher ?");
return -1;
}
int sal_unsubscribe(SalOp *op){
if (op->refresher){
const belle_sip_transaction_t *tr=(const belle_sip_transaction_t*) belle_sip_refresher_get_transaction(op->refresher);
belle_sip_request_t *last_req=belle_sip_transaction_get_request(tr);
sal_op_add_body(op,(belle_sip_message_t*)last_req,NULL);
belle_sip_refresher_refresh(op->refresher,0);
return 0;
}
return -1;
}
/*presence publish */
int sal_publish_presence(SalOp *op, const char *from, const char *to, int expires, SalPresenceModel *presence){
belle_sip_request_t *req=NULL;
if(!op->refresher || !belle_sip_refresher_get_transaction(op->refresher)) {
if (from)
sal_op_set_from(op,from);
if (to)
sal_op_set_to(op,to);
op->type=SalOpPublish;
req=sal_op_build_request(op,"PUBLISH");
belle_sip_message_add_header(BELLE_SIP_MESSAGE(req),belle_sip_header_create("Event","presence"));
sal_add_presence_info(op,BELLE_SIP_MESSAGE(req),presence);
return sal_op_send_and_create_refresher(op,req,expires,publish_refresher_listener);
} else {
/*update presence status*/
const belle_sip_client_transaction_t* last_publish_trans=belle_sip_refresher_get_transaction(op->refresher);
belle_sip_request_t* last_publish=belle_sip_transaction_get_request(BELLE_SIP_TRANSACTION(last_publish_trans));
sal_add_presence_info(op,BELLE_SIP_MESSAGE(last_publish),presence);
return belle_sip_refresher_refresh(op->refresher,expires);
}
}
static void publish_refresher_listener ( const belle_sip_refresher_t* refresher
,void* user_pointer
,unsigned int status_code
,const char* reason_phrase) {
SalOp* op = (SalOp*)user_pointer;
/*belle_sip_response_t* response=belle_sip_transaction_get_response(BELLE_SIP_TRANSACTION(belle_sip_refresher_get_transaction(refresher)));*/
ms_message("Publish refresher [%i] reason [%s] for proxy [%s]",status_code,reason_phrase,sal_op_get_proxy(op));
if (status_code==412){
/*resubmit the request after removing the SIP-If-Match*/
const belle_sip_client_transaction_t* last_publish_trans=belle_sip_refresher_get_transaction(op->refresher);
belle_sip_request_t* last_publish=belle_sip_transaction_get_request(BELLE_SIP_TRANSACTION(last_publish_trans));
belle_sip_message_remove_header((belle_sip_message_t*)last_publish,"SIP-If-Match");
belle_sip_refresher_refresh(op->refresher,BELLE_SIP_REFRESHER_REUSE_EXPIRES);
}
}
static void publish_refresher_listener (belle_sip_refresher_t* refresher
,void* user_pointer
,unsigned int status_code
,const char* reason_phrase) {
SalOp* op = (SalOp*)user_pointer;
/*belle_sip_response_t* response=belle_sip_transaction_get_response(BELLE_SIP_TRANSACTION(belle_sip_refresher_get_transaction(refresher)));*/
ms_message("Publish refresher [%i] reason [%s] for proxy [%s]",status_code,reason_phrase?reason_phrase:"none",sal_op_get_proxy(op));
if (status_code==412){
/*resubmit the request after removing the SIP-If-Match*/
const belle_sip_client_transaction_t* last_publish_trans=belle_sip_refresher_get_transaction(op->refresher);
belle_sip_request_t* last_publish=belle_sip_transaction_get_request(BELLE_SIP_TRANSACTION(last_publish_trans));
belle_sip_message_remove_header((belle_sip_message_t*)last_publish,"SIP-If-Match");
belle_sip_refresher_refresh(op->refresher,BELLE_SIP_REFRESHER_REUSE_EXPIRES);
}else if (status_code==0){
op->base.root->callbacks.on_expire(op);
}else if (status_code>=200){
SalError err;
SalReason reason;
sal_compute_sal_errors_from_code(status_code,&err,&reason);
op->base.root->callbacks.on_publish_response(op,err,reason);
}
}
static void subscribe_refresher_listener (belle_sip_refresher_t* refresher
,void* user_pointer
,unsigned int status_code
,const char* reason_phrase) {
SalOp* op = (SalOp*)user_pointer;
belle_sip_transaction_t *tr=BELLE_SIP_TRANSACTION(belle_sip_refresher_get_transaction(refresher));
/*belle_sip_response_t* response=belle_sip_transaction_get_response(tr);*/
SalSubscribeStatus sss=SalSubscribeTerminated;
ms_message("Subscribe refresher [%i] reason [%s] ",status_code,reason_phrase?reason_phrase:"none");
if (status_code>=200 && status_code<300){
if (status_code==200) sss=SalSubscribeActive;
else if (status_code==202) sss=SalSubscribePending;
set_or_update_dialog(op,belle_sip_transaction_get_dialog(tr));
}
if (status_code>=200){
sal_error_info_set(&op->error_info,SalReasonUnknown,status_code,reason_phrase,NULL);
op->base.root->callbacks.subscribe_response(op,sss);
}else if (status_code==0){
op->base.root->callbacks.on_expire(op);
}
}
bool_t sal_op_is_ipv6(SalOp *op){
belle_sip_transaction_t *tr=NULL;
belle_sip_header_address_t *contact;
if (op->refresher)
tr=(belle_sip_transaction_t *)belle_sip_refresher_get_transaction(op->refresher);
if (tr==NULL)
tr=(belle_sip_transaction_t *)op->pending_client_trans;
if (tr==NULL)
tr=(belle_sip_transaction_t *)op->pending_server_trans;
if (tr==NULL){
ms_error("Unable to determine IP version from signaling operation.");
return FALSE;
}
if (op->refresher) {
belle_sip_response_t *resp = belle_sip_transaction_get_response(tr);
belle_sip_header_via_t *via = resp ?belle_sip_message_get_header_by_type(resp,belle_sip_header_via_t):NULL;
if (!via){
ms_error("Unable to determine IP version from signaling operation, no via header found.");
return FALSE;
}
return strchr(belle_sip_header_via_get_host(via),':') != NULL;
} else {
belle_sip_request_t *req = belle_sip_transaction_get_request(tr);
contact=(belle_sip_header_address_t*)belle_sip_message_get_header_by_type(req,belle_sip_header_contact_t);
if (!contact){
ms_error("Unable to determine IP version from signaling operation, no contact header found.");
}
return sal_address_is_ipv6((SalAddress*)contact);
}
}
static void register_refresher_listener (belle_sip_refresher_t* refresher
,void* user_pointer
,unsigned int status_code
,const char* reason_phrase) {
SalOp* op = (SalOp*)user_pointer;
SalError sal_err;
SalReason sal_reason;
belle_sip_response_t* response=belle_sip_transaction_get_response(BELLE_SIP_TRANSACTION(belle_sip_refresher_get_transaction(refresher)));
ms_message("Register refresher [%i] reason [%s] for proxy [%s]",status_code,reason_phrase,sal_op_get_proxy(op));
if (belle_sip_refresher_get_auth_events(refresher)) {
if (op->auth_info) sal_auth_info_delete(op->auth_info);
/*only take first one for now*/
op->auth_info=sal_auth_info_create((belle_sip_auth_event_t*)(belle_sip_refresher_get_auth_events(refresher)->data));
}
if(status_code == 200) {
/*check service route rfc3608*/
belle_sip_header_service_route_t* service_route;
belle_sip_header_address_t* service_route_address=NULL;
if ((service_route=belle_sip_message_get_header_by_type(response,belle_sip_header_service_route_t))) {
service_route_address=belle_sip_header_address_create(NULL,belle_sip_header_address_get_uri(BELLE_SIP_HEADER_ADDRESS(service_route)));
}
sal_op_set_service_route(op,(const SalAddress*)service_route_address);
if (service_route_address) belle_sip_object_unref(service_route_address);
sal_remove_pending_auth(op->base.root,op); /*just in case*/
op->base.root->callbacks.register_success(op,belle_sip_refresher_get_expires(op->refresher)>0);
} else if (status_code>=400) {
/* from rfc3608, 6.1.
If the UA refreshes the registration, the stored value of the Service-
Route is updated according to the Service-Route header field of the
latest 200 class response. If there is no Service-Route header field
in the response, the UA clears any service route for that address-
of-record previously stored by the UA. If the re-registration
request is refused or if an existing registration expires and the UA
chooses not to re-register, the UA SHOULD discard any stored service
route for that address-of-record. */
sal_op_set_service_route(op,NULL);
sal_compute_sal_errors_from_code(status_code,&sal_err,&sal_reason);
op->base.root->callbacks.register_failure(op,sal_err,sal_reason,reason_phrase);
if (op->auth_info) {
/*add pending auth*/
sal_add_pending_auth(op->base.root,op);
if (status_code==403)
op->base.root->callbacks.auth_failure(op,op->auth_info);
}
}
}
