dupsock.c File Reference

#include <ws2_32.h>
#include <debug.h>

Include dependency graph for dupsock.c:

Go to the source code of this file.

Macros
#define	NDEBUG

Functions
INT WSAAPI	WSADuplicateSocketA (IN SOCKET s, IN DWORD dwProcessId, OUT LPWSAPROTOCOL_INFOA lpProtocolInfo)
INT WSAAPI	WSADuplicateSocketW (IN SOCKET s, IN DWORD dwProcessId, OUT LPWSAPROTOCOL_INFOW lpProtocolInfo)

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 13 of file dupsock.c.

Function Documentation

WSADuplicateSocketA()

INT WSAAPI WSADuplicateSocketA	(	IN SOCKET	s,
		IN DWORD	dwProcessId,
		OUT LPWSAPROTOCOL_INFOA	lpProtocolInfo
	)

Definition at line 23 of file dupsock.c.

{
    WSAPROTOCOL_INFOW ProtocolInfoW;
    INT ErrorCode;
    DPRINT("WSADuplicateSocketA: %lx, %lx, %p\n", s, dwProcessId, lpProtocolInfo);
 
    /* Call the Unicode Function */
    ErrorCode = WSADuplicateSocketW(s, dwProcessId, &ProtocolInfoW);
 
    /* Check for success */
    if (ErrorCode == ERROR_SUCCESS)
    {
        /* Convert Protocol Info to Ansi */
        if (lpProtocolInfo)
        {
            /* Convert the information to ANSI */
            ErrorCode = MapUnicodeProtocolInfoToAnsi(&ProtocolInfoW,
                                                     lpProtocolInfo);
        }
        else
        {
            /* Fail */
            ErrorCode = WSAEFAULT;
        }
 
        /* Check if the conversion failed */
        if (ErrorCode != ERROR_SUCCESS)
        {
            /* Set the last error and normalize the error */
            SetLastError(ErrorCode);
            ErrorCode = SOCKET_ERROR;
        }
    }
 
    /* Return */
    return ErrorCode;
}

Referenced by test_WithWSAStartup().

WSADuplicateSocketW()

INT WSAAPI WSADuplicateSocketW	(	IN SOCKET	s,
		IN DWORD	dwProcessId,
		OUT LPWSAPROTOCOL_INFOW	lpProtocolInfo
	)

Definition at line 68 of file dupsock.c.

{
    PWSSOCKET Socket;
    INT Status;
    INT ErrorCode;
    DPRINT("WSADuplicateSocketW: %lx, %lx, %p\n", s, dwProcessId, lpProtocolInfo);
 
    /* Check for WSAStartup */
    if ((ErrorCode = WsQuickProlog()) == ERROR_SUCCESS)
    {
        /* Get the Socket Context */
        if ((Socket = WsSockGetSocket(s)))
        {
            /* Make the call */
            Status = Socket->Provider->Service.lpWSPDuplicateSocket(s,
                                                            dwProcessId,
                                                            lpProtocolInfo,
                                                            &ErrorCode);
            /* Deference the Socket Context */
            WsSockDereference(Socket);
 
            /* Return Provider Value */
            if (Status == ERROR_SUCCESS) return Status;
 
            /* If everything seemed fine, then the WSP call failed itself */
            if (ErrorCode == NO_ERROR) ErrorCode = WSASYSCALLFAILURE;
        }
        else
        {
            /* No Socket Context Found */
            ErrorCode = WSAENOTSOCK;
        }
    }
 
    /* Return with an Error */
    SetLastError(ErrorCode);
    return SOCKET_ERROR;
}

Referenced by Test_CloseDuplicatedSocket(), Test_CloseWhileSelectDuplicatedSocket(), and WSADuplicateSocketA().