/usr/x86_64-w64-mingw32/include/ddk/pfhook.h is in mingw-w64-x86-64-dev 2.0.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 | /*
* pfhook.h
*
* Packet filter API
*
* This file is part of the w32api package.
*
* Contributors:
* Created by Casper S. Hornstrup <chorns@users.sourceforge.net>
*
* 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
#ifdef __cplusplus
extern "C" {
#endif
#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
(NTAPI *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 */
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