diff -r 000000000000 -r 76b1f169d9fe mingw-5.1.4/win32/include/ddk/pfhook.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mingw-5.1.4/win32/include/ddk/pfhook.h Fri Apr 03 17:16:45 2009 +0100 @@ -0,0 +1,76 @@ +/* + * pfhook.h + * + * Packet filter API + * + * This file is part of the w32api package. + * + * Contributors: + * Created by Casper S. Hornstrup + * + * THIS SOFTWARE IS NOT COPYRIGHTED + * + * This source code is offered for use in the public domain. You may + * use, modify or distribute it freely. + * + * This code is distributed in the hope that it will be useful but + * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY + * DISCLAIMED. This includes but is not limited to warranties of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + */ + +#ifndef __PFHOOK_H +#define __PFHOOK_H + +#if __GNUC__ >=3 +#pragma GCC system_header +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +#include "ntddk.h" + +#define DD_IPFLTRDRVR_DEVICE_NAME L"\\Device\\IPFILTERDRIVER" + +#define INVALID_PF_IF_INDEX 0xffffffff +#define ZERO_PF_IP_ADDR 0 + +typedef ULONG IPAddr; + +typedef enum _PF_FORWARD_ACTION { + PF_FORWARD = 0, + PF_DROP = 1, + PF_PASS = 2, + PF_ICMP_ON_DROP = 3 +} PF_FORWARD_ACTION; + +typedef PF_FORWARD_ACTION STDCALL +(*PacketFilterExtensionPtr)( + /*IN*/ unsigned char *PacketHeader, + /*IN*/ unsigned char *Packet, + /*IN*/ unsigned int PacketLength, + /*IN*/ unsigned int RecvInterfaceIndex, + /*IN*/ unsigned int SendInterfaceIndex, + /*IN*/ IPAddr RecvLinkNextHop, + /*IN*/ IPAddr SendLinkNextHop); + +typedef struct _PF_SET_EXTENSION_HOOK_INFO { + PacketFilterExtensionPtr ExtensionPointer; +} PF_SET_EXTENSION_HOOK_INFO, *PPF_SET_EXTENSION_HOOK_INFO; + +#define FSCTL_IPFLTRDRVR_BASE FILE_DEVICE_NETWORK + +#define _IPFLTRDRVR_CTL_CODE(function, method, access) \ + CTL_CODE(FSCTL_IPFLTRDRVR_BASE, function, method, access) + +#define IOCTL_PF_SET_EXTENSION_POINTER \ + _IPFLTRDRVR_CTL_CODE(22, METHOD_BUFFERED, FILE_WRITE_ACCESS) + +#ifdef __cplusplus +} +#endif + +#endif /* __PFHOOK_H */