root/trunk/win32/mswsock.d

/***********************************************************************\
*                               mswsock.d                               *
*                                                                       *
*                       Windows API header module                       *
*                                                                       *
*                 Translated from MinGW Windows headers                 *
*                             by Daniel Keep                            *
*                                                                       *
*                       Placed into public domain                       *
\***********************************************************************/
module win32.mswsock;

import win32.winbase, win32.windef;
private import win32.w32api;

// FIXME: clean up Windows version support

version (Win32_Winsock2) pragma(msg,
 "Version Win32_Winsock2 is deprecated; Winsock2 is now imported by default");

// Pull in Winsock1 if the user has put "Win32_Winsock1" on the compile
// line; otherwise, default to Winsock2.
version (Win32_Winsock1) {
    import win32.winsock;
} else {
    import win32.winsock2;
}

static if (_WIN32_WINNT_ONLY) {
    static if (_WIN32_WINNT >= 0x500) {
        enum {
            /* WinNT5+:
               ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/socket_options.htm */
            SO_MAXDG             = 0x7009,
            SO_MAXPATHDG         = 0x700A,
        }
    }

    enum {
        /* WinNT4+:
           ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/socket_options_for_windows_nt_4_0_2.htm */
        SO_CONNDATA              = 0x7000,
        SO_CONNOPT               = 0x7001,
        SO_DISCDATA              = 0x7002,
        SO_DISCOPT               = 0x7003,
        SO_CONNDATALEN           = 0x7004,
        SO_CONNOPTLEN            = 0x7005,
        SO_DISCDATALEN           = 0x7006,
        SO_DISCOPTLEN            = 0x7007,

        /* WinNT4:
           ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/socket_options.htm */
        SO_UPDATE_ACCEPT_CONTENT = 0x700B,
    }
}

enum {
    /* Win95+, WinNT4+ but apparently shouldn't used: mark as deprecated?
       ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/socket_options.htm */
    SO_OPENTYPE                  = 0x7008,

    /* Win95+; these two are passed to the SO_OPENTYPE option as arguments,
       so would they be deprecated as well?
       ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/socket_options.htm */
    SO_SYNCHRONOUS_ALERT         = 0x0010,
    SO_SYNCHRONOUS_NONALERT      = 0x0020,

    /* Win95:
       ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/socket_options.htm */
    SO_CONNECT_TIME              = 0x700C,
}


static if (_WIN32_WINNT_ONLY) {
    enum {
        TCP_BSDURGENT = 0x7000,
    }

    /* These *appear* to be constants for passing to the TransmitFile /
       TransmitPackets functions, which are available in WinNT3.51+
       ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/transmitfile_2.htm */
    enum {
        TF_DISCONNECT         = 1,
        TF_REUSE_SOCKET       = 2,
        TF_WRITE_BEHIND       = 4,
        TF_USE_DEFAULT_WORKER = 0,
        TF_USE_SYSTEM_THREAD  = 16,
        TF_USE_KERNEL_APC     = 32
    }
}

/* Win95+, WinNT3.51+
   ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/transmit_file_buffers_2.htm */
struct TRANSMIT_FILE_BUFFERS {
    PVOID Head;
    DWORD HeadLength;
    PVOID Tail;
    DWORD TailLength;
}
alias TRANSMIT_FILE_BUFFERS* PTRANSMIT_FILE_BUFFERS, LPTRANSMIT_FILE_BUFFERS;

extern(Windows) {
    /* Win95+, WinNT3.51+
       ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/wsarecvex_2.htm */
    int WSARecvEx(SOCKET, char*, int, int*);

    /* Win95+, WinNT3.51+
       ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/getacceptexSOCKADDRs_2.htm */
    VOID GetAcceptExSockaddrs(PVOID, DWORD, DWORD, DWORD, SOCKADDR**, LPINT, SOCKADDR**, LPINT);

    static if (_WIN32_WINNT_ONLY) {
        /* WinNT3.51+
           ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/transmitfile_2.htm */
        BOOL TransmitFile(SOCKET, HANDLE, DWORD, DWORD, LPOVERLAPPED, LPTRANSMIT_FILE_BUFFERS, DWORD);

        /* WinNT3.51+
           ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/acceptex_2.htm */
        BOOL AcceptEx(SOCKET, SOCKET, PVOID, DWORD, DWORD, DWORD, LPDWORD, LPOVERLAPPED);
    }
}

version(Win32_Winsock1) {
} else {
    static if (WINVER > 0x501) {
        /*  These appear to be constants for the TRANSMIT_PACKETS_ELEMENT
         *  structure below, so I've given them the same minimum version
         */
        enum {
            TP_ELEMENT_FILE   = 1,
            TP_ELEMENT_MEMORY = 2,
            TP_ELEMENT_EOP    = 4
        }

        /*  WinXP+, Srv2k3+
         *  ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/transmit_packets_element_2.htm
         */
        struct TRANSMIT_PACKETS_ELEMENT {
            ULONG dwElFlags;
            ULONG cLength;
            union {
                struct {
                    LARGE_INTEGER nFileOffset;
                    HANDLE        hFile;
                }
                PVOID pBuffer;
            }
        }

        /*  WinXP+, Server2003+:
         *  ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/wsamsg_2.htm
         */
        struct WSAMSG {
            LPSOCKADDR name;
            INT        namelen;
            LPWSABUF   lpBuffers;
            DWORD      dwBufferCount;
            WSABUF     Control;
            DWORD      dwFlags;
        }

        alias WSAMSG* PWSAMSG, LPWSAMSG;

        /* According to MSDN docs, the WSAMSG.Control buffer starts with a
           cmsghdr header of the following form.  See also RFC 2292. */
        /* DK: Confirmed.  So I suppose these should get the same version as
           WSAMSG... */
        struct WSACMSGHDR {
            UINT cmsg_len;
            INT  cmsg_level;
            INT  cmsg_type;
            // followed by UCHAR cmsg_data[];
        }

        /* TODO: Standard Posix.1g macros as per RFC 2292, with WSA_uglification. */
        /* DK: MinGW doesn't define these, and neither does the MSDN docs.  Might have
           to actually look up RFC 2292... */
        /+
        #if 0
        #define WSA_CMSG_FIRSTHDR(mhdr)
        #define WSA_CMSG_NXTHDR(mhdr, cmsg)
        #define WSA_CMSG_SPACE(length)
        #define WSA_CMSG_LEN(length)
        #endif
        +/

        extern(Windows)
        {
            /*  WinXP+, Srv2k3+
             *  ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/disconnectex_2.htm
             */
            BOOL DisconnectEx(SOCKET, LPOVERLAPPED, DWORD, DWORD);

            /*  WinXP+, Srv2k3+
             *  ms-help://MS.MSDNQTR.2003FEB.1033/winsock/winsock/wsarecvmsg_2.htm
             */
            int WSARecvMsg(SOCKET, LPWSAMSG, LPDWORD, LPWSAOVERLAPPED, LPWSAOVERLAPPED_COMPLETION_ROUTINE);
        }
    }
}