/*

 * mswsock.h

 * MS-specific extensions to Windows Sockets, exported from mswsock.dll.

 * These functions are N/A on Windows9x.

 *

 * This file is part of a free library for the Win32 API.

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

 */

#ifndef _MSWSOCK_H

#define _MSWSOCK_H

#if __GNUC__ >=3

#pragma GCC system_header

#endif

#ifdef __cplusplus

extern "C" {

#endif

#define SO_CONNDATA	0x7000

#define SO_CONNOPT	0x7001

#define SO_DISCDATA	0x7002

#define SO_DISCOPT	0x7003

#define SO_CONNDATALEN	0x7004

#define SO_CONNOPTLEN	0x7005

#define SO_DISCDATALEN	0x7006

#define SO_DISCOPTLEN	0x7007

#define SO_OPENTYPE	0x7008

#define SO_SYNCHRONOUS_ALERT	0x10

#define SO_SYNCHRONOUS_NONALERT	0x20

#define SO_MAXDG	0x7009

#define SO_MAXPATHDG	0x700A

#define SO_UPDATE_ACCEPT_CONTEXT	0x700B

#define SO_CONNECT_TIME	0x700C

#define TCP_BSDURGENT	0x7000

#define TF_DISCONNECT   1

#define TF_REUSE_SOCKET 2

#define TF_WRITE_BEHIND 4

#define TF_USE_DEFAULT_WORKER   0

#define TF_USE_SYSTEM_THREAD    16

#define TF_USE_KERNEL_APC   32

typedef struct _TRANSMIT_FILE_BUFFERS {

	PVOID Head;

	DWORD HeadLength;

	PVOID Tail;

	DWORD TailLength;

} TRANSMIT_FILE_BUFFERS, *PTRANSMIT_FILE_BUFFERS, *LPTRANSMIT_FILE_BUFFERS;

int PASCAL WSARecvEx(SOCKET,char*,int,int*);

BOOL PASCAL TransmitFile(SOCKET,HANDLE,DWORD,DWORD,LPOVERLAPPED,LPTRANSMIT_FILE_BUFFERS,DWORD);

BOOL PASCAL AcceptEx(SOCKET,SOCKET,PVOID,DWORD,DWORD,DWORD,LPDWORD,LPOVERLAPPED);

VOID PASCAL GetAcceptExSockaddrs(PVOID,DWORD,DWORD,DWORD,struct sockaddr**, LPINT, struct sockaddr**, LPINT);

#ifdef _WINSOCK2_H /* These require the winsock2 interface.  */

#define TP_ELEMENT_FILE		1

#define TP_ELEMENT_MEMORY	2

#define TP_ELEMENT_EOP		4

typedef struct _TRANSMIT_PACKETS_ELEMENT { 

	ULONG dwElFlags;

	ULONG cLength;

	_ANONYMOUS_UNION

	union {

		struct {

			LARGE_INTEGER	nFileOffset;

			HANDLE		hFile;

		};

		PVOID	pBuffer;

	};

} TRANSMIT_PACKETS_ELEMENT; 

typedef struct _WSAMSG {

	LPSOCKADDR	name;

	INT		namelen;

	LPWSABUF	lpBuffers;

	DWORD		dwBufferCount;

	WSABUF		Control;

	DWORD		dwFlags;

} WSAMSG, *PWSAMSG, *LPWSAMSG;

/* According to MSDN docs, the WSAMSG.Control buffer starts with a

   cmsghdr header of the following form.  See also RFC 2292. */

typedef struct wsacmsghdr {

	UINT	cmsg_len;

	INT	cmsg_level;

 	INT	cmsg_type;

	/* followed by UCHAR cmsg_data[]; */

} WSACMSGHDR;

/* TODO: Standard Posix.1g macros as per RFC 2292, with WSA_uglification. */

#if 0

#define WSA_CMSG_FIRSTHDR(mhdr)

#define WSA_CMSG_NXTHDR(mhdr, cmsg)

#define WSA_CMSG_SPACE(length)

#define WSA_CMSG_LEN(length)

#endif

BOOL PASCAL DisconnectEx(SOCKET,LPOVERLAPPED,DWORD,DWORD);

int PASCAL WSARecvMsg(SOCKET,LPWSAMSG,LPDWORD,LPWSAOVERLAPPED,LPWSAOVERLAPPED_COMPLETION_ROUTINE);

#endif /* _WINSOCK2_H */

#ifdef __cplusplus

}

#endif

#endif  /*  _MSWSOCK_H */