static void caller_process_response_event(void *user_ctx, const belle_sip_response_event_t *event){
belle_sip_client_transaction_t* client_transaction = belle_sip_response_event_get_client_transaction(event);
belle_sip_header_from_t* from=belle_sip_message_get_header_by_type(belle_sip_response_event_get_response(event),belle_sip_header_from_t);
belle_sip_header_cseq_t* invite_cseq=belle_sip_message_get_header_by_type(belle_sip_transaction_get_request(BELLE_SIP_TRANSACTION(client_transaction)),belle_sip_header_cseq_t);
belle_sip_request_t* ack;
belle_sip_dialog_t* dialog;
int status;
if (!belle_sip_uri_equals(BELLE_SIP_URI(user_ctx),belle_sip_header_address_get_uri(BELLE_SIP_HEADER_ADDRESS(from)))) {
belle_sip_message("Message [%p] not for caller, skipping",belle_sip_response_event_get_response(event));
return; /*not for the caller*/
}
status = belle_sip_response_get_status_code(belle_sip_response_event_get_response(event));
belle_sip_message("caller_process_response_event [%i]",status);
if (BC_ASSERT_PTR_NOT_NULL(client_transaction)) {
dialog = belle_sip_transaction_get_dialog(BELLE_SIP_TRANSACTION(client_transaction));
if (BC_ASSERT_PTR_NOT_NULL(dialog)) {
BC_ASSERT_PTR_EQUAL(caller_dialog,dialog);
if (belle_sip_dialog_get_state(dialog) == BELLE_SIP_DIALOG_NULL) {
BC_ASSERT_EQUAL(status,100, int, "%d");
} else if (belle_sip_dialog_get_state(dialog) == BELLE_SIP_DIALOG_EARLY){
BC_ASSERT_EQUAL(status,180, int, "%d");
/*send 200ok from callee*/
belle_sip_server_transaction_send_response(inserv_transaction,ok_response);
belle_sip_object_unref(ok_response);
ok_response=NULL;
} else if (belle_sip_dialog_get_state(dialog) == BELLE_SIP_DIALOG_CONFIRMED) {
static void callee_process_request_event(void *user_ctx, const belle_sip_request_event_t *event) {
belle_sip_dialog_t* dialog;
belle_sip_response_t* ringing_response;
belle_sip_header_content_type_t* content_type ;
belle_sip_header_content_length_t* content_length;
belle_sip_server_transaction_t* server_transaction = belle_sip_request_event_get_server_transaction(event);
belle_sip_header_to_t* to=belle_sip_message_get_header_by_type(belle_sip_request_event_get_request(event),belle_sip_header_to_t);
const char* method;
if (!belle_sip_uri_equals(BELLE_SIP_URI(user_ctx),belle_sip_header_address_get_uri(BELLE_SIP_HEADER_ADDRESS(to)))) {
belle_sip_message("Message [%p] not for callee, skipping",belle_sip_request_event_get_request(event));
return; /*not for the callee*/
}
method = belle_sip_request_get_method(belle_sip_request_event_get_request(event));
if (!server_transaction && strcmp(method,"ACK")!=0) {
server_transaction= belle_sip_provider_create_server_transaction(prov,belle_sip_request_event_get_request(event));
}
belle_sip_message("callee_process_request_event received [%s] message",method);
dialog = belle_sip_request_event_get_dialog(event);
if (!dialog ) {
BC_ASSERT_STRING_EQUAL_FATAL("INVITE",method);
dialog=belle_sip_provider_create_dialog(prov,BELLE_SIP_TRANSACTION(server_transaction));
callee_dialog=dialog;
inserv_transaction=server_transaction;
}
if (belle_sip_dialog_get_state(dialog) == BELLE_SIP_DIALOG_NULL) {
ringing_response = belle_sip_response_create_from_request(belle_sip_transaction_get_request(BELLE_SIP_TRANSACTION(server_transaction)),180);
/*prepare 200ok*/
ok_response = belle_sip_response_create_from_request(belle_sip_transaction_get_request(BELLE_SIP_TRANSACTION(server_transaction)),200);
content_length= belle_sip_header_content_length_create(strlen(sdp));
content_type = belle_sip_header_content_type_create("application","sdp");
belle_sip_message_add_header(BELLE_SIP_MESSAGE(ok_response),BELLE_SIP_HEADER(content_type));
belle_sip_message_add_header(BELLE_SIP_MESSAGE(ok_response),BELLE_SIP_HEADER(content_length));
belle_sip_message_set_body(BELLE_SIP_MESSAGE(ok_response),sdp,strlen(sdp));
belle_sip_object_ref(ok_response);
/*only send ringing*/
belle_sip_server_transaction_send_response(server_transaction,ringing_response);
} else if (belle_sip_dialog_get_state(dialog) == BELLE_SIP_DIALOG_CONFIRMED) {
/*time to send bye*/
belle_sip_client_transaction_t* client_transaction = belle_sip_provider_create_client_transaction(prov,belle_sip_dialog_create_request(dialog,"BYE"));
belle_sip_client_transaction_send_request(client_transaction);
} else {
belle_sip_warning("Unexpected state [%s] for dialog [%p]",belle_sip_dialog_state_to_string(belle_sip_dialog_get_state(dialog)),dialog );
}
}
static void caller_process_request_event(void *user_ctx, const belle_sip_request_event_t *event) {
belle_sip_server_transaction_t* server_transaction;
belle_sip_response_t* resp;
belle_sip_dialog_t* dialog;
belle_sip_header_to_t* to=belle_sip_message_get_header_by_type(belle_sip_request_event_get_request(event),belle_sip_header_to_t);
if (!belle_sip_uri_equals(BELLE_SIP_URI(user_ctx),belle_sip_header_address_get_uri(BELLE_SIP_HEADER_ADDRESS(to)))) {
belle_sip_message("Message [%p] not for caller, skipping",belle_sip_request_event_get_request(event));
return; /*not for the caller*/
}
belle_sip_message("caller_process_request_event received [%s] message",belle_sip_request_get_method(belle_sip_request_event_get_request(event)));
server_transaction=belle_sip_provider_create_server_transaction(prov,belle_sip_request_event_get_request(event));
BC_ASSERT_STRING_EQUAL_FATAL("BYE",belle_sip_request_get_method(belle_sip_request_event_get_request(event)));
dialog = belle_sip_transaction_get_dialog(BELLE_SIP_TRANSACTION(server_transaction));
BC_ASSERT_PTR_NOT_NULL_FATAL(dialog);
BC_ASSERT_EQUAL(belle_sip_dialog_get_state(dialog) , BELLE_SIP_DIALOG_CONFIRMED, int, "%d");
resp=belle_sip_response_create_from_request(belle_sip_request_event_get_request(event),200);
belle_sip_server_transaction_send_response(server_transaction,resp);
}
static void test_uri_equals(void) {
belle_sip_uri_t* a;
belle_sip_uri_t* b;
/*
* The URIs within each of the following sets are equivalent:
sip:%[email protected];transport=TCP
sip:[email protected];Transport=tcp
*/
a = belle_sip_uri_parse("sip:%[email protected];transport=TCP");
CU_ASSERT_PTR_NOT_NULL_FATAL(a);
b = belle_sip_uri_parse("sip:[email protected];Transport=tcp");
CU_ASSERT_PTR_NOT_NULL_FATAL(b);
CU_ASSERT_TRUE(belle_sip_uri_equals(a,b));
belle_sip_object_unref(a);
belle_sip_object_unref(b);
/*
sip:[email protected]
sip:[email protected];newparam=5
sip:[email protected];security=on
*/
a = belle_sip_uri_parse("sip:[email protected]");
CU_ASSERT_PTR_NOT_NULL_FATAL(a);
b = belle_sip_uri_parse("sip:[email protected];newparam=5");
CU_ASSERT_PTR_NOT_NULL_FATAL(b);
CU_ASSERT_TRUE(belle_sip_uri_equals(a,b));
belle_sip_object_unref(a);
belle_sip_object_unref(b);
/*
sip:biloxi.com;transport=tcp;method=REGISTER?to=sip:bob%40biloxi.com
sip:biloxi.com;method=REGISTER;transport=tcp?to=sip:bob%40biloxi.com
*/
a = belle_sip_uri_parse("sip:biloxi.com;transport=tcp;method=REGISTER?to=sip:bob%40biloxi.com");
CU_ASSERT_PTR_NOT_NULL_FATAL(a);
b = belle_sip_uri_parse("sip:biloxi.com;method=REGISTER;transport=tcp?to=sip:bob%40biloxi.com");
CU_ASSERT_PTR_NOT_NULL_FATAL(b);
CU_ASSERT_TRUE(belle_sip_uri_equals(a,b));
belle_sip_object_unref(a);
belle_sip_object_unref(b);
/*
sip:[email protected]?subject=project%20x&priority=urgent
sip:[email protected]?priority=urgent&subject=project%20x
The URIs within each of the following sets are not equivalent:
SIP:[email protected];Transport=udp (different usernames)
sip:[email protected];Transport=UDP
*/
a = belle_sip_uri_parse("sip:[email protected];Transport=udp");
CU_ASSERT_PTR_NOT_NULL_FATAL(a);
b = belle_sip_uri_parse("sip:[email protected];Transport=UDP");
CU_ASSERT_PTR_NOT_NULL_FATAL(b);
CU_ASSERT_FALSE(belle_sip_uri_equals(a,b));
belle_sip_object_unref(a);
belle_sip_object_unref(b);
/*
sip:[email protected] (can resolve to different ports)
sip:[email protected]:5060
*/
a = belle_sip_uri_parse("sip:[email protected];Transport=udp");
CU_ASSERT_PTR_NOT_NULL_FATAL(a);
b = belle_sip_uri_parse("sip:[email protected];Transport=UDP");
CU_ASSERT_PTR_NOT_NULL_FATAL(b);
CU_ASSERT_FALSE(belle_sip_uri_equals(a,b));
belle_sip_object_unref(a);
belle_sip_object_unref(b);
/*
sip:[email protected] (can resolve to different transports)
sip:[email protected];transport=udp
*/
a = belle_sip_uri_parse("sip:[email protected]");
CU_ASSERT_PTR_NOT_NULL_FATAL(a);
b = belle_sip_uri_parse("sip:[email protected];transport=udp");
CU_ASSERT_PTR_NOT_NULL_FATAL(b);
CU_ASSERT_FALSE(belle_sip_uri_equals(a,b));
belle_sip_object_unref(a);
belle_sip_object_unref(b);
/* sip:[email protected] (can resolve to different port and transports)
sip:[email protected]:6000;transport=tcp
*/
a = belle_sip_uri_parse("sip:[email protected]");
CU_ASSERT_PTR_NOT_NULL_FATAL(a);
b = belle_sip_uri_parse("sip:[email protected]:6000;transport=tcp");
CU_ASSERT_PTR_NOT_NULL_FATAL(b);
CU_ASSERT_FALSE(belle_sip_uri_equals(a,b));
belle_sip_object_unref(a);
belle_sip_object_unref(b);
/* sip:[email protected] (different header component)
sip:[email protected]?Subject=next%20meeting
sip:[email protected] (even though that's what
sip:[email protected] phone21.boxesbybob.com resolves to)
Note that equality is not transitive:
o sip:[email protected] and sip:[email protected];security=on are
equivalent
o sip:[email protected] and sip:[email protected];security=off
are equivalent
o sip:[email protected];security=on and
sip:[email protected];security=off are not equivalent
Rosenberg, et. al. Standards Track [Page 155]
RFC 3261 SIP: Session Initiation Protocol June 2002
*/
}
