DWORD
WSAAPI
WsTcLoadProvider(IN PTCATALOG Catalog,
IN PTCATALOG_ENTRY CatalogEntry)
{
INT ErrorCode = ERROR_SUCCESS;
PTPROVIDER Provider;
/* Lock the catalog */
WsTcLock();
/* Check if we have a provider already */
if (!CatalogEntry->Provider)
{
/* Try to find another instance */
Provider = WsTcFindProvider(Catalog,
&CatalogEntry->ProtocolInfo.ProviderId);
/* Check if we found one now */
if (Provider)
{
/* Set this one as the provider */
WsTcEntrySetProvider(CatalogEntry, Provider);
ErrorCode = ERROR_SUCCESS;
}
else
{
/* Nothing found, Allocate a provider */
if ((Provider = WsTpAllocate()))
{
/* Initialize it */
ErrorCode = WsTpInitialize(Provider,
CatalogEntry->DllPath,
&CatalogEntry->ProtocolInfo);
/* Ensure success */
if (ErrorCode == ERROR_SUCCESS)
{
/* Set the provider */
WsTcEntrySetProvider(CatalogEntry, Provider);
}
/* Dereference it */
WsTpDereference(Provider);
}
else
{
/* No memory */
ErrorCode = WSA_NOT_ENOUGH_MEMORY;
}
}
}
/* Release the lock */
WsTcUnlock();
return ErrorCode;
}
VOID
WSAAPI
WsTcEntryDelete(IN PTCATALOG_ENTRY CatalogEntry)
{
/* Check if a provider is loaded */
if (CatalogEntry->Provider)
{
/* Dereference it too */
WsTpDereference(CatalogEntry->Provider);
CatalogEntry->Provider = NULL;
}
/* Delete us */
HeapFree(WsSockHeap, 0, CatalogEntry);
}
