1/**
  2 * This file is part of the mingw-w64 runtime package.
  3 * No warranty is given; refer to the file DISCLAIMER within this package.
  4 */
  5#ifndef _FLTDEFS_H
  6#define _FLTDEFS_H
  7
  8#include <winapifamily.h>
  9
 10#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)
 11
 12typedef PVOID FILTER_HANDLE,*PFILTER_HANDLE;
 13typedef PVOID INTERFACE_HANDLE,*PINTERFACE_HANDLE;
 14
 15#define PFEXPORT __declspec(dllexport)
 16
 17#ifdef __cplusplus
 18#define EXTERNCDECL EXTERN_C
 19#else
 20#define EXTERNCDECL
 21#endif
 22
 23#define PFAPIENTRY EXTERNCDECL DWORD PFEXPORT WINAPI
 24
 25typedef enum _GlobalFilter {
 26  GF_FRAGMENTS = 2,GF_STRONGHOST = 8,GF_FRAGCACHE = 9
 27} GLOBAL_FILTER,*PGLOBAL_FILTER;
 28
 29typedef enum _PfForwardAction {
 30  PF_ACTION_FORWARD = 0,PF_ACTION_DROP
 31} PFFORWARD_ACTION,*PPFFORWARD_ACTION;
 32
 33typedef enum _PfAddresType {
 34  PF_IPV4,PF_IPV6
 35} PFADDRESSTYPE,*PPFADDRESSTYPE;
 36
 37#define FILTER_PROTO(ProtoId) MAKELONG(MAKEWORD((ProtoId),0x00),0x00000)
 38
 39#define FILTER_PROTO_ANY FILTER_PROTO(0x00)
 40#define FILTER_PROTO_ICMP FILTER_PROTO(0x01)
 41#define FILTER_PROTO_TCP FILTER_PROTO(0x06)
 42#define FILTER_PROTO_UDP FILTER_PROTO(0x11)
 43
 44#define FILTER_TCPUDP_PORT_ANY (WORD)0x0000
 45
 46#define FILTER_ICMP_TYPE_ANY (BYTE)0xff
 47#define FILTER_ICMP_CODE_ANY (BYTE)0xff
 48
 49typedef struct _PF_FILTER_DESCRIPTOR {
 50  DWORD dwFilterFlags;
 51  DWORD dwRule;
 52  PFADDRESSTYPE pfatType;
 53  PBYTE SrcAddr;
 54  PBYTE SrcMask;
 55  PBYTE DstAddr;
 56  PBYTE DstMask;
 57  DWORD dwProtocol;
 58  DWORD fLateBound;
 59  WORD wSrcPort;
 60  WORD wDstPort;
 61  WORD wSrcPortHighRange;
 62  WORD wDstPortHighRange;
 63} PF_FILTER_DESCRIPTOR,*PPF_FILTER_DESCRIPTOR;
 64
 65typedef struct _PF_FILTER_STATS {
 66  DWORD dwNumPacketsFiltered;
 67  PF_FILTER_DESCRIPTOR info;
 68} PF_FILTER_STATS,*PPF_FILTER_STATS;
 69
 70typedef struct _PF_INTERFACE_STATS {
 71  PVOID pvDriverContext;
 72  DWORD dwFlags;
 73  DWORD dwInDrops;
 74  DWORD dwOutDrops;
 75  PFFORWARD_ACTION eaInAction;
 76  PFFORWARD_ACTION eaOutAction;
 77  DWORD dwNumInFilters;
 78  DWORD dwNumOutFilters;
 79  DWORD dwFrag;
 80  DWORD dwSpoof;
 81  DWORD dwReserved1;
 82  DWORD dwReserved2;
 83  LARGE_INTEGER liSYN;
 84  LARGE_INTEGER liTotalLogged;
 85  DWORD dwLostLogEntries;
 86  PF_FILTER_STATS FilterInfo[1];
 87} PF_INTERFACE_STATS,*PPF_INTERFACE_STATS;
 88
 89#define FILTERSIZE (sizeof(PF_FILTER_DESCRIPTOR) - (DWORD)(&((PPF_FILTER_DESCRIPTOR)0)->SrcAddr))
 90
 91#define FD_FLAGS_NOSYN 0x1
 92
 93#define FD_FLAGS_ALLFLAGS FD_FLAGS_NOSYN
 94
 95#define LB_SRC_ADDR_USE_SRCADDR_FLAG 0x00000001
 96#define LB_SRC_ADDR_USE_DSTADDR_FLAG 0x00000002
 97#define LB_DST_ADDR_USE_SRCADDR_FLAG 0x00000004
 98#define LB_DST_ADDR_USE_DSTADDR_FLAG 0x00000008
 99#define LB_SRC_MASK_LATE_FLAG 0x00000010
100#define LB_DST_MASK_LATE_FLAG 0x00000020
101
102typedef struct _PF_LATEBIND_INFO {
103  PBYTE SrcAddr;
104  PBYTE DstAddr;
105  PBYTE Mask;
106} PF_LATEBIND_INFO,*PPF_LATEBIND_INFO;
107
108typedef enum _PfFrameType {
109  PFFT_FILTER = 1,PFFT_FRAG = 2,PFFT_SPOOF = 3
110} PFFRAMETYPE,*PPFFRAMETYPE;
111
112typedef struct _pfLogFrame {
113  LARGE_INTEGER Timestamp;
114  PFFRAMETYPE pfeTypeOfFrame;
115  DWORD dwTotalSizeUsed;
116  DWORD dwFilterRule;
117  WORD wSizeOfAdditionalData;
118  WORD wSizeOfIpHeader;
119  DWORD dwInterfaceName;
120  DWORD dwIPIndex;
121  BYTE bPacketData[1];
122} PFLOGFRAME,*PPFLOGFRAME;
123
124#define ERROR_BASE 23000
125
126#define PFERROR_NO_PF_INTERFACE (ERROR_BASE + 0)
127#define PFERROR_NO_FILTERS_GIVEN (ERROR_BASE + 1)
128#define PFERROR_BUFFER_TOO_SMALL (ERROR_BASE + 2)
129#define ERROR_IPV6_NOT_IMPLEMENTED (ERROR_BASE + 3)
130
131PFAPIENTRY PfCreateInterface(DWORD dwName,PFFORWARD_ACTION inAction,PFFORWARD_ACTION outAction,WINBOOL bUseLog,WINBOOL bMustBeUnique,INTERFACE_HANDLE *ppInterface);
132PFAPIENTRY PfDeleteInterface(INTERFACE_HANDLE pInterface);
133PFAPIENTRY PfAddFiltersToInterface(INTERFACE_HANDLE ih,DWORD cInFilters,PPF_FILTER_DESCRIPTOR pfiltIn,DWORD cOutFilters,PPF_FILTER_DESCRIPTOR pfiltOut,PFILTER_HANDLE pfHandle);
134PFAPIENTRY PfRemoveFiltersFromInterface(INTERFACE_HANDLE ih,DWORD cInFilters,PPF_FILTER_DESCRIPTOR pfiltIn,DWORD cOutFilters,PPF_FILTER_DESCRIPTOR pfiltOut);
135PFAPIENTRY PfRemoveFilterHandles(INTERFACE_HANDLE pInterface,DWORD cFilters,PFILTER_HANDLE pvHandles);
136PFAPIENTRY PfUnBindInterface(INTERFACE_HANDLE pInterface);
137PFAPIENTRY PfBindInterfaceToIndex(INTERFACE_HANDLE pInterface,DWORD dwIndex,PFADDRESSTYPE pfatLinkType,PBYTE LinkIPAddress);
138PFAPIENTRY PfBindInterfaceToIPAddress(INTERFACE_HANDLE pInterface,PFADDRESSTYPE pfatType,PBYTE IPAddress);
139PFAPIENTRY PfRebindFilters(INTERFACE_HANDLE pInterface,PPF_LATEBIND_INFO pLateBindInfo);
140PFAPIENTRY PfAddGlobalFilterToInterface(INTERFACE_HANDLE pInterface,GLOBAL_FILTER gfFilter);
141PFAPIENTRY PfRemoveGlobalFilterFromInterface(INTERFACE_HANDLE pInterface,GLOBAL_FILTER gfFilter);
142PFAPIENTRY PfMakeLog(HANDLE hEvent);
143PFAPIENTRY PfSetLogBuffer(PBYTE pbBuffer,DWORD dwSize,DWORD dwThreshold,DWORD dwEntries,PDWORD pdwLoggedEntries,PDWORD pdwLostEntries,PDWORD pdwSizeUsed);
144PFAPIENTRY PfDeleteLog(VOID);
145PFAPIENTRY PfGetInterfaceStatistics(INTERFACE_HANDLE pInterface,PPF_INTERFACE_STATS ppfStats,PDWORD pdwBufferSize,WINBOOL fResetCounters);
146PFAPIENTRY PfTestPacket(INTERFACE_HANDLE pInInterface,INTERFACE_HANDLE pOutInterface,DWORD cBytes,PBYTE pbPacket,PPFFORWARD_ACTION ppAction);
147
148#endif /* WINAPI_PARTION_DESKTOP.  */
149
150#endif