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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235/* * xfilter.h * * Address filtering for NDIS MACs * * 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 _X_FILTER_DEFS_#define _X_FILTER_DEFS_
#ifdef __cplusplusextern "C" {#endif
#define ETH_LENGTH_OF_ADDRESS 6
#define ETH_IS_BROADCAST(Address) \ ((((PUCHAR)(Address))[0] == ((UCHAR)0xff)) && (((PUCHAR)(Address))[1] == ((UCHAR)0xff)) && \ (((PUCHAR)(Address))[2] == ((UCHAR)0xff)) && (((PUCHAR)(Address))[3] == ((UCHAR)0xff)) && \ (((PUCHAR)(Address))[4] == ((UCHAR)0xff)) && (((PUCHAR)(Address))[5] == ((UCHAR)0xff)))
#define ETH_IS_MULTICAST(Address) \ (BOOLEAN)(((PUCHAR)(Address))[0] & ((UCHAR)0x01))
#define ETH_COMPARE_NETWORK_ADDRESSES(_A, _B, _Result) \{ \ if (*(ULONG UNALIGNED *)&(_A)[2] > *(ULONG UNALIGNED *)&(_B)[2]) \ { \ *(_Result) = 1; \ } \ else if (*(ULONG UNALIGNED *)&(_A)[2] < *(ULONG UNALIGNED *)&(_B)[2]) \ { \ *(_Result) = (UINT)-1; \ } \ else if (*(USHORT UNALIGNED *)(_A) > *(USHORT UNALIGNED *)(_B)) \ { \ *(_Result) = 1; \ } \ else if (*(USHORT UNALIGNED *)(_A) < *(USHORT UNALIGNED *)(_B)) \ { \ *(_Result) = (UINT)-1; \ } \ else \ { \ *(_Result) = 0; \ } \}
#define ETH_COMPARE_NETWORK_ADDRESSES_EQ(_A,_B, _Result) \{ \ if ((*(ULONG UNALIGNED *)&(_A)[2] == *(ULONG UNALIGNED *)&(_B)[2]) && \ (*(USHORT UNALIGNED *)(_A) == *(USHORT UNALIGNED *)(_B))) \ { \ *(_Result) = 0; \ } \ else \ { \ *(_Result) = 1; \ } \}
#define ETH_COPY_NETWORK_ADDRESS(_D, _S) \{ \ *((ULONG UNALIGNED *)(_D)) = *((ULONG UNALIGNED *)(_S)); \ *((USHORT UNALIGNED *)((UCHAR *)(_D) + 4)) = *((USHORT UNALIGNED *)((UCHAR *)(_S) + 4)); \}
#define FDDI_LENGTH_OF_LONG_ADDRESS 6#define FDDI_LENGTH_OF_SHORT_ADDRESS 2
#define FDDI_IS_BROADCAST(Address, AddressLength, Result) \ *Result = ((*(PUCHAR)(Address) == (UCHAR)0xFF) && \ (*((PUCHAR)(Address) + 1) == (UCHAR)0xFF))
#define FDDI_IS_MULTICAST(Address, AddressLength, Result) \ *Result = (BOOLEAN)(*(UCHAR *)(Address) & (UCHAR)0x01)
#define FDDI_IS_SMT(FcByte, Result) \{ \ *Result = ((FcByte & ((UCHAR)0xf0)) == 0x40); \}
#define FDDI_COMPARE_NETWORK_ADDRESSES(_A, _B, _Length, _Result) \{ \ if (*(USHORT UNALIGNED *)(_A) > *(USHORT UNALIGNED *)(_B)) \ { \ *(_Result) = 1; \ } \ else if (*(USHORT UNALIGNED *)(_A) < *(USHORT UNALIGNED *)(_B)) \ { \ *(_Result) = (UINT)-1; \ } \ else if (_Length == 2) \ { \ *(_Result) = 0; \ } \ else if (*(ULONG UNALIGNED *)((PUCHAR)(_A) + 2) > *(ULONG UNALIGNED *)((PUCHAR)(_B) + 2)) \ { \ *(_Result) = 1; \ } \ else if (*(ULONG UNALIGNED *)((PUCHAR)(_A) + 2) < *(ULONG UNALIGNED *)((PUCHAR)(_B) + 2)) \ { \ *(_Result) = (UINT)-1; \ } \ else \ { \ *(_Result) = 0; \ } \}
#define FDDI_COMPARE_NETWORK_ADDRESSES_EQ(_A, _B, _Length, _Result) \{ \ if ((*(USHORT UNALIGNED *)(_A) == *(USHORT UNALIGNED *)(_B)) && \ (((_Length) == 2) || \ (*(ULONG UNALIGNED *)((PUCHAR)(_A) + 2) == *(ULONG UNALIGNED *)((PUCHAR)(_B) + 2)))) \ { \ *(_Result) = 0; \ } \ else \ { \ *(_Result) = 1; \ } \}
#define FDDI_COPY_NETWORK_ADDRESS(D, S, AddressLength) \{ \ PCHAR _D = (D); \ PCHAR _S = (S); \ UINT _C = (AddressLength); \ for ( ; _C > 0 ; _D++, _S++, _C--) \ { \ *_D = *_S; \ } \}
#define TR_LENGTH_OF_FUNCTIONAL 4#define TR_LENGTH_OF_ADDRESS 6
typedef ULONG TR_FUNCTIONAL_ADDRESS;typedef ULONG TR_GROUP_ADDRESS;
#define TR_IS_NOT_DIRECTED(_Address, _Result) \{ \ *(_Result) = (BOOLEAN)((_Address)[0] & 0x80); \}
#define TR_IS_FUNCTIONAL(_Address, _Result) \{ \ *(_Result) = (BOOLEAN)(((_Address)[0] & 0x80) && !((_Address)[2] & 0x80)); \}
#define TR_IS_GROUP(_Address, _Result) \{ \ *(_Result) = (BOOLEAN)((_Address)[0] & (_Address)[2] & 0x80); \}
#define TR_IS_SOURCE_ROUTING(_Address, _Result) \{ \ *(_Result) = (BOOLEAN)((_Address)[0] & 0x80); \}
#define TR_IS_MAC_FRAME(_PacketHeader) ((((PUCHAR)_PacketHeader)[1] & 0xFC) == 0)
#define TR_IS_BROADCAST(_Address, _Result) \{ \ *(_Result) = (BOOLEAN)(((*(UNALIGNED USHORT *)&(_Address)[0] == 0xFFFF) || \ (*(UNALIGNED USHORT *)&(_Address)[0] == 0x00C0)) && \ (*(UNALIGNED ULONG *)&(_Address)[2] == 0xFFFFFFFF)); \}
#define TR_COMPARE_NETWORK_ADDRESSES(_A, _B, _Result) \{ \ if (*(ULONG UNALIGNED *)&(_A)[2] > *(ULONG UNALIGNED *)&(_B)[2]) \ { \ *(_Result) = 1; \ } \ else if (*(ULONG UNALIGNED *)&(_A)[2] < *(ULONG UNALIGNED *)&(_B)[2]) \ { \ *(_Result) = (UINT)-1; \ } \ else if (*(USHORT UNALIGNED *)(_A) > *(USHORT UNALIGNED *)(_B)) \ { \ *(_Result) = 1; \ } \ else if (*(USHORT UNALIGNED *)(_A) < *(USHORT UNALIGNED *)(_B)) \ { \ *(_Result) = (UINT)-1; \ } \ else \ { \ *(_Result) = 0; \ } \}
#define TR_COPY_NETWORK_ADDRESS(_D, _S) \{ \ *((ULONG UNALIGNED *)(_D)) = *((ULONG UNALIGNED *)(_S)); \ *((USHORT UNALIGNED *)((UCHAR *)(_D)+4)) = *((USHORT UNALIGNED *)((UCHAR *)(_S) + 4)); \}
#define TR_COMPARE_NETWORK_ADDRESSES_EQ(_A, _B, _Result) \{ \ if ((*(ULONG UNALIGNED *)&(_A)[2] == *(ULONG UNALIGNED *)&(_B)[2]) && \ (*(USHORT UNALIGNED *)&(_A)[0] == *(USHORT UNALIGNED *)&(_B)[0])) \ { \ *(_Result) = 0; \ } \ else \ { \ *(_Result) = 1; \ } \}
#ifdef __cplusplus}#endif
#endif /* _X_FILTER_DEFS_ */