pfhook.h File Reference

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Data Structures
struct	PPF_SET_EXTENSION_HOOK_INFO
Defines
#define	DD_IPFLTRDRVR_DEVICE_NAME   L"\\Device\\IPFILTERDRIVER"
#define	INVALID_PF_IF_INDEX   0xffffffff
#define	ZERO_PF_IP_ADDR   0
#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)
Typedefs
typedef ULONG	IPAddr
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)
Enumerations
enum	PF_FORWARD_ACTION { PF_FORWARD = 0, PF_DROP = 1, PF_PASS = 2, PF_ICMP_ON_DROP = 3 }