..back


/**********************************************************************/
/**                        Microsoft Windows                         **/
/**Copyright (c) 1996-2000 Microsoft Corporation.  All rights reserved.**/
/**********************************************************************/

/*
    helper.h
    
    info needed by afd's helper dll's

*/

#ifndef _HELPER_H_
#define _HELPER_H_

#ifndef VXDAPI
#define VXDAPI        __cdecl
#endif

//    Helper Function Indices into the AFD VTable

#define	AFD_NETBIOS_IDX        24
#define AFD_DHCP_IDX        25


//    Afd Function Typedefs

typedef SOCKHAND (VXDAPI *AFN_Socket)(
    DWORD AddressFamily,
    DWORD SocketType,
    DWORD Protocol);

typedef DWORD (VXDAPI *AFN_Control)(
    DWORD        Protocol,
    DWORD       Action,
    LPVOID      InputBuffer,
    LPDWORD     InputBufferLength,
    LPVOID      OutputBuffer,
    LPDWORD     OutputBufferLength);

typedef DWORD (VXDAPI *AFN_EnumProtocolsW)(
    LPINT           lpiProtocols,
    LPVOID          lpProtocolBuffer,
    LPDWORD         lpdwBufferLength);

typedef DWORD (*AFN_GetHostentByAttr)(
    LPSOCK_THREAD             pThread,
    LPSTR                    Name,        
    LPBYTE                    Address);    

typedef DWORD (*AFN_AddIPHostent)(
    LPWSTR                     Hostname,        
    DWORD                    IpAddr,            
    LPWSTR                    Aliases,            
    LPFILETIME                lpFileTime);    
  
typedef DWORD (VXDAPI *AFN_Select)(
    UINT                ReadCount,
    LPSOCK_LIST            ReadList,
    UINT                WriteCount,
    LPSOCK_LIST            WriteList,
    UINT                ExceptCount,
    LPSOCK_LIST            ExceptList,
    const struct timeval * timeout,
    CRITICAL_SECTION    *pDllCS);

typedef DWORD (*AFN_AddResolver)(
    DWORD    CONTEXT,
    BOOL    fDNS,
    BOOL    fDelete,
    DWORD    IpAddr);

typedef DWORD(*AFN_AddInterface)(
    PTSTR    pAdapter,
    VOID    *Nte,
    DWORD    Context,
    INT        Flags,
    UINT    IpAddr,
    UINT    SubnetMask,
    int        cDns,
    UINT    *pDns,
    int        cWins,
    UINT    *pWins);


//    Socket Function Typedefs

typedef DWORD (VXDAPI *ASF_Close) (
    LPSOCK_INFO Socket);

typedef DWORD (VXDAPI *ASF_Accept)(
    LPSOCK_INFO   ListeningSocket,
    PSOCKHAND      ConnectedSocket,
    LPSOCKADDR    Address,
    LPDWORD       AddressLength,
    CRITICAL_SECTION    *pDllCS);

typedef DWORD (VXDAPI *ASF_Bind)(
    LPSOCK_INFO   Socket,
    LPSOCKADDR    Address,
    DWORD         AddressLength,
    CRITICAL_SECTION    *pDllCS);

typedef DWORD (VXDAPI *ASF_Connect)(
    LPSOCK_INFO   Socket,
    LPSOCKADDR    Address,
    DWORD         AddressLength,
    CRITICAL_SECTION    *pDllCS);

typedef DWORD (VXDAPI *ASF_Ioctl)(
    LPSOCK_INFO Socket,
    DWORD       Command,
    LPDWORD     Param,
    CRITICAL_SECTION    *pDllCS);

typedef DWORD (VXDAPI *ASF_Listen)(
    LPSOCK_INFO            Socket,
    DWORD                Backlog,
    CRITICAL_SECTION    *pDllCS);

typedef DWORD (VXDAPI * ASF_Recv)(
    LPSOCK_INFO   Socket,
    LPBYTE        Buffer,
    DWORD         BufferLength,
    DWORD         Flags,
    LPSOCKADDR    Address,
    LPDWORD       AddressLength,
    LPDWORD       BytesReceived,
    CRITICAL_SECTION    *pDllCS);

typedef DWORD (VXDAPI *ASF_Send)(
    LPSOCK_INFO   Socket,
    LPBYTE        Buffer,
    DWORD         BufferLength,
    DWORD         Flags,
    LPSOCKADDR    Address,
    DWORD         AddressLength,
    LPDWORD       BytesSent,
    CRITICAL_SECTION    *pDllCS);

typedef DWORD (VXDAPI *ASF_Shutdown)(
    LPSOCK_INFO Socket,
    DWORD       How,
    CRITICAL_SECTION    *pDllCS);

typedef DWORD (*ASF_Getsockname)(
               LPSOCK_INFO    Socket,
               LPSOCKADDR    Address,
               LPDWORD        pAddressLength,
                CRITICAL_SECTION    *pDllCS);

typedef DWORD (*ASF_Getpeername)(
               LPSOCK_INFO    Socket,
               LPSOCKADDR    Address,
               LPDWORD        pAddressLength,
               CRITICAL_SECTION    *pDllCS);

typedef DWORD (VXDAPI *ASF_GetOption)(
    LPSOCK_INFO Socket,
    DWORD       Level,
    DWORD       OptionName,
    LPVOID      Buffer,
    LPDWORD     BufferLength,
    CRITICAL_SECTION    *pDllCS);

typedef DWORD (VXDAPI *ASF_SetOption)(
    LPSOCK_INFO Socket,
    DWORD       Level,
    DWORD       OptionName,
    LPVOID      Buffer,
    DWORD       BufferLength,
    CRITICAL_SECTION    *pDllCS);

typedef DWORD (VXDAPI *ASF_Wakeup)(
    LPSOCK_INFO   Socket,
    DWORD         Event,
    DWORD         Status,
    CRITICAL_SECTION    *pDllCS);


//    AFI: Afd Function Index - Helper Dll index
#define AFI_Socket            2
#define AFI_Control            3
#define AFI_EnumProtocolsW    4
#define AFI_GetHostenByAddr    7
#define AFI_AddIPHostent    8
#define AFI_Select            10
#define AFI_AddResolver        19
#define AFI_AddInterface    19


#define CallAfd(FnName)        (*((AFN_##FnName) (v_apAfdFns[AFI_##FnName]))) 

//    ASI: Afd Socket Index - Helper Dll index

#define ASI_Close            0
#define ASI_Wait            1
#define ASI_Accept            2
#define ASI_Bind            3
#define ASI_Connect            4
#define ASI_Ioctl            5
#define ASI_Listen            6
#define ASI_Recv            7
#define ASI_Send            8
#define ASI_Shutdown        9
#define ASI_Getsockname        10
#define ASI_Getpeername        11
#define ASI_GetOption        12
#define ASI_SetOption        13
#define ASI_Wakeup            14


#define CallSock(FnName) (*((ASF_##FnName)(v_apSocketFns[ASI_##FnName])))

// AFDAddInterface Flags
#define ADD_INTF_DELETE_FL        0x0001

#endif	/*    _HELPER_H_    */