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100 lines
1.8 KiB
100 lines
1.8 KiB
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PSOCKET_INFORMATION socketInfo;
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INT err;
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INT result;
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SOCK_ENTER( "WSPGeneric", (PVOID)s, ...
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SOCK_ASSERT( lpErrno != NULL );
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err = SockEnterApi( TRUE, FALSE );
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if( err != NO_ERROR ) {
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SOCK_EXIT( "WSPGeneric", SOCKET_ERROR, TRUE );
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*lpErrno = err;
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return SOCKET_ERROR;
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}
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//
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// Setup locals so we know how to cleanup on exit.
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//
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socketInfo = NULL;
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//
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// Attempt to find the socket in our lookup table.
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//
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socketInfo = SockFindAndReferenceWS2Socket( s );
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if( socketInfo == NULL || socketInfo->State == SocketStateClosing ) {
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IF_DEBUG(...) {
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SOCK_PRINT((
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"WSPGeneric failed on %s handle: %lx\n",
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socketInfo == NULL ? "unknown" : "closed",
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s
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));
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}
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if( socketInfo != NULL ) {
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SockDereferenceSocket( socketInfo );
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}
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SOCK_EXIT( "WSPGeneric", SOCKET_ERROR, TRUE );
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*lpErrno = WSAENOTSOCK;
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return SOCKET_ERROR;
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}
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//
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// Let the hooker do its thang.
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//
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SockPrepareForBlockingHook( socketInfo );
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SockPreApiCallout();
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result = socketInfo->Hooker->
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socketInfo->WS1Handle,
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...
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);
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if( result == SOCKET_ERROR ) {
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err = socketInfo->Hooker->WSAGetLastError();
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SOCK_ASSERT( err != NO_ERROR );
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SockPostApiCallout();
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goto exit;
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}
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SockPostApiCallout();
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//
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// Success!
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//
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SOCK_ASSERT( err == NO_ERROR );
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SOCK_ASSERT( result != SOCKET_ERROR );
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exit:
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if( err != NO_ERROR ) {
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*lpErrno = err;
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result = SOCKET_ERROR;
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}
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SockDereferenceSocket( socketInfo );
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SOCK_EXIT( "WSPGeneric", result, (BOOL)( result == SOCKET_ERROR ) );
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return result;
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