RPC_STATUS rpcSrv_initialize() {
nvdaUnregisteredEvent=CreateEvent(NULL,TRUE,true,NULL);
RPC_STATUS status;
//Set the protocol
status=RpcServerUseProtseq((RPC_WSTR)L"ncalrpc",RPC_C_PROTSEQ_MAX_REQS_DEFAULT,NULL);
//We can ignore the error where the endpoint is already set
if(status!=RPC_S_OK&&status!=RPC_S_DUPLICATE_ENDPOINT) {
LOG_ERROR(L"Unable to use RPC endPoint. RPC error "<<status);
return status;
}
if((status=RpcServerInqBindings(&bindingVector))!=RPC_S_OK) {
LOG_ERROR(L"RpcServerInqBindings failed with status "<<status);
return status;
}
UuidCreate(&nvdaInprocUuid);
UUID_VECTOR nvdaInprocUuidVector={1,&nvdaInprocUuid};
//Register the interfaces
for(int i=0;i<ARRAYSIZE(availableInterfaces);++i) {
if((status=RpcServerRegisterIfEx(availableInterfaces[i],NULL,NULL,RPC_IF_AUTOLISTEN,RPC_C_LISTEN_MAX_CALLS_DEFAULT,NULL))!=RPC_S_OK) {
LOG_ERROR(L"RpcServerRegisterIfEx for interface at index "<<i<<L" failed with status "<<status);
continue;
}
if((status=RpcEpRegister(availableInterfaces[i],bindingVector,&nvdaInprocUuidVector,(RPC_WSTR)L"NVDAHelperRemote interface"))!=RPC_S_OK) {
LOG_ERROR(L"RpcEpRegister failed for interface at index "<<i<<L" with status "<<status);
continue;
}
}
RPC_WSTR uuidString;
UuidToString(&nvdaInprocUuid,&uuidString);
RpcBindingSetObject(nvdaControllerInternalBindingHandle,&nvdaInprocUuid);
if((status=nvdaControllerInternal_requestRegistration((wchar_t*)uuidString))!=RPC_S_OK) {
LOG_ERROR(L"nvdaControllerInternal_requestRegistration failed with status "<<status);
}
RpcStringFree(&uuidString);
return status;
}
//
// FUNCTION: ServiceStart
//
// PURPOSE: Actual code of the service
// that does the work.
//
// PARAMETERS:
// dwArgc - number of command line arguments
// lpszArgv - array of command line arguments
//
// RETURN VALUE:
// none
//
// COMMENTS:
// Starts the service listening for RPC requests.
//
VOID ServiceStart (HWND NotifyWindow)
{
UINT i;
RPC_BINDING_VECTOR *pbindingVector = 0;
RPC_STATUS status;
BOOL fListening = FALSE;
///////////////////////////////////////////////////
//
// Service initialization
//
//
// Use protocol sequences (protseqs) specified in ProtocolArray.
//
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_STARTING,0,0);
for(i = 0; i < sizeof(ProtocolArray)/sizeof(TCHAR *); i++)
{
status = RpcServerUseProtseq(ProtocolArray[i],
ProtocolBuffer,
0);
if (status == RPC_S_OK)
{
if(NotifyWindow) PostMessage(NotifyWindow,MPM_SERVER_PENDING,0,0);
fListening = TRUE;
}
}
if (!fListening)
{
// Unable to listen to any protocol!
//
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_STOPPED,0,status);
dwErr = status;
return;
}
//
// Register the services interface(s).
//
status = RpcServerRegisterIf(R_MPE_v1_0_s_ifspec,0,0);
if (status != RPC_S_OK) {
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_STOPPED,0,status);
dwErr = status;
hMainThread = 0;
return;
}
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_PENDING,0,0);
// Register interface(s) and binding(s) (endpoints) with
// the endpoint mapper.
//
status = RpcServerInqBindings(&pbindingVector);
if (status != RPC_S_OK) {
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_STOPPED,0,status);
dwErr = status;
hMainThread = 0;
return;
}
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_PENDING,0,0);
status = RpcEpRegister(R_MPE_v1_0_s_ifspec,pbindingVector,0,0);
if (status != RPC_S_OK) {
dwErr = status;
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_STOPPED,0,status);
hMainThread = 0;
return;
}
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_PENDING,0,0);
// Enable NT LM Security Support Provider (NtLmSsp service)
//
status = RpcServerRegisterAuthInfo(0,
RPC_C_AUTHN_WINNT,
0,
0
);
if (status != RPC_S_OK){
dwErr = status;
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_STOPPED,0,status);
hMainThread = 0;
return;
}
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_PENDING,0,0);
// Start accepting client calls.
//
status = RpcServerListen(MinimumThreads,
RPC_C_LISTEN_MAX_CALLS_DEFAULT, // rpcdce.h
TRUE); // don't block.
if (status != RPC_S_OK) {
dwErr = status;
PostMessage(NotifyWindow,MPM_SERVER_STOPPED,0,status);
hMainThread = 0;
return;
}
//
// End of initialization
//
////////////////////////////////////////////////////////////
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_STARTED,0,status);
else
SetEvent(StartEvent);
////////////////////////////////////////////////////////////
//
// Cleanup
//
// RpcMgmtWaitServerListen() will block until the server has
// stopped listening. If this service had something better to
// do with this thread, it would delay this call until
// ServiceStop() had been called. (Set an event in ServiceStop()).
//
status = RpcMgmtWaitServerListen();
if (status != RPC_S_OK) {
dwErr = status;
PostMessage(NotifyWindow,MPM_SERVER_STOPPED,0,status);
hMainThread = 0;
return;
}
NotifyWindow = g_hNotifyWindow;
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_PENDING,0,0);
// ASSERT(status == RPC_S_OK)
status = RpcServerUnregisterIf(R_MPE_v1_0_s_ifspec,0,TRUE);
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_PENDING,0,0);
// Remove entries from the endpoint mapper database.
//
RpcEpUnregister(R_MPE_v1_0_s_ifspec, // from rpcsvc.h
pbindingVector,
0);
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_PENDING,0,0);
// Delete the binding vector
//
status = RpcBindingVectorFree(&pbindingVector);
if(NotifyWindow)
PostMessage(NotifyWindow,MPM_SERVER_STOPPED,0,status);
//
////////////////////////////////////////////////////////////
return;
}