264 lines
7.2 KiB
C
264 lines
7.2 KiB
C
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/*++
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Copyright (c) 1998-1999 Microsoft Corporation
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Module Name:
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macros.h
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Abstract:
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Macros used in ATMEPVC
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Author:
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Revision History:
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Who When What
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-------- -------- ----
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ADube 03-23-00 created, .
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--*/
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#ifndef _MACROS_H
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#define _MACROS_H
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#define FALL_THROUGH // For informational purpose in a switch statement
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// Warning -- FAIL(NDIS_STATUS_PENDING) == TRUE
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//
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#define FAIL(_Status) ((_Status) != NDIS_STATUS_SUCCESS)
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#define PEND(_Status) ((_Status) == NDIS_STATUS_PENDING)
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#if RM_EXTRA_CHECKING
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#define LOCKHDR(_pHdr, _psr) \
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RmWriteLockObject((_pHdr), dbg_func_locid, (_psr))
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#else // !RM_EXTRA_CHECKING
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#define LOCKHDR(_pHdr, _psr) \
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RmWriteLockObject((_pHdr), (_psr))
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#endif // !RM_EXTRA_CHECKING
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#define LOCKOBJ(_pObj, _psr) \
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LOCKHDR(&(_pObj)->Hdr, (_psr))
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#define UNLOCKHDR(_pHdr, _psr) \
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RmUnlockObject((_pHdr), (_psr))
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#define UNLOCKOBJ(_pObj, _psr) \
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UNLOCKHDR(&(_pObj)->Hdr, (_psr))
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#define EPVC_ALLOCSTRUCT(_p, _tag) \
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NdisAllocateMemoryWithTag(&(_p), sizeof(*(_p)), (_tag))
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#define EPVC_FREE(_p) NdisFreeMemory((_p), 0, 0)
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#define EPVC_ZEROSTRUCT(_p) \
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NdisZeroMemory((_p), sizeof(*(_p)))
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#define ARRAY_LENGTH(_array) (sizeof(_array)/sizeof((_array)[0]))
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#if RM_EXTRA_CHECKING
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#define DBG_ADDASSOC(_phdr, _e1, _e2, _assoc, _fmt, _psr)\
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RmDbgAddAssociation( \
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dbg_func_locid, \
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(_phdr), \
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(UINT_PTR) (_e1), \
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(UINT_PTR) (_e2), \
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(_assoc), \
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(_fmt), \
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(_psr) \
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)
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#define DBG_DELASSOC(_phdr, _e1, _e2, _assoc, _psr) \
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RmDbgDeleteAssociation( \
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dbg_func_locid, \
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(_phdr), \
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(UINT_PTR) (_e1), \
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(UINT_PTR) (_e2), \
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(_assoc), \
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(_psr) \
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)
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// (debug only) Enumeration of types of associations.
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//
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#else // !RM_EXTRA_CHECKING
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#define DBG_ADDASSOC(_phdr, _e1, _e2, _assoc, _fmt, _psr) (0)
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#define DBG_DELASSOC(_phdr, _e1, _e2, _assoc, _psr) (0)
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#endif // !RM_EXTRA_CHECKING
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#define EPVC_ATPASSIVE() (KeGetCurrentIrql()==PASSIVE_LEVEL)
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#if DO_TIMESTAMPS
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void
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epvcTimeStamp(
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char *szFormatString,
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UINT Val
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);
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#define TIMESTAMP(_FormatString) \
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epvcTimeStamp( "TIMESTAMP %lu:%lu.%lu ATMEPVC " _FormatString "\n", 0)
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#define TIMESTAMP1(_FormatString, _Val) \
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epvcTimeStamp( "TIMESTAMP %lu:%lu.%lu ATMEPVC " _FormatString "\n", (_Val))
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#else // !DO_TIMESTAMPS
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#define TIMESTAMP(_FormatString)
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#define TIMESTAMP1(_FormatString, _Val)
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#endif // !DO_TIMESTAMPS
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#define TRACE_BREAK(_Mod, Str) \
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TRACE (TL_A, _Mod, Str); \
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ASSERT (NdisStatus == NDIS_STATUS_SUCCESS); \
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break;
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#define GET_ADAPTER_FROM_MINIPORT(_pM) _pM->pAdapter
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//
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// Miniport Flag access routines
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//
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#define MiniportTestFlag(_A, _F) ((epvcReadFlags(&(_A)->Hdr.State) & (_F))!= 0)
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#define MiniportSetFlag(_A, _F) (epvcSetFlags(&(_A)->Hdr.State, (_F)))
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#define MiniportClearFlag(_A, _F) (epvcClearFlags(&(_A)->Hdr.State, (_F)))
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#define MiniportTestFlags(_A, _F) ((epvcReadFlags(&(_A)->Hdr.State) & (_F)) == (_F))
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//
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// Adapter Flag access routines
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//
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#define AdapterTestFlag(_A, _F) ((epvcReadFlags(&(_A)->Hdr.State) & (_F))!= 0)
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#define AdapterSetFlag(_A, _F) (epvcSetFlags(&(_A)->Hdr.State, (_F)))
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#define AdapterClearFlag(_A, _F) (epvcClearFlags(&(_A)->Hdr.State, (_F)))
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#define AdapterTestFlags(_A, _F) ((epvcReadFlags(&(_A)->Hdr.State) & (_F)) == (_F))
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#define epvcLinkToExternal(_Hdr, _Luid, _Ext, _Num, _Str, _sr) \
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RmLinkToExternalEx (_Hdr,_Luid,_Ext,_Num,_Str,_sr);
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#define epvcUnlinkFromExternal(_Hdr, _Luid, _Ext, _Assoc, _sr) \
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RmUnlinkFromExternalEx( \
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_Hdr, \
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_Luid, \
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_Ext, \
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_Assoc, \
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_sr \
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);
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/*++
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ULONG
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LINKSPEED_TO_CPS(
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IN ULONG LinkSpeed
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)
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Convert from NDIS "Link Speed" to cells per second
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--*/
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#define LINKSPEED_TO_CPS(_LinkSpeed) (((_LinkSpeed)*100)/(48*8))
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#define CALL_PARAMETER_SIZE sizeof(CO_CALL_PARAMETERS) + \
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sizeof(CO_CALL_MANAGER_PARAMETERS) + \
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sizeof(CO_MEDIA_PARAMETERS) + \
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sizeof(ATM_MEDIA_PARAMETERS)
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#define MP_OFFSET(field) ((UINT)FIELD_OFFSET(EPVC_I_MINIPORT,field))
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#define MP_SIZE(field) sizeof(((PEPVC_I_MINIPORT)0)->field)
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// All memory allocations and frees are done with these ALLOC_*/FREE_*
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// macros/inlines to allow memory management scheme changes without global
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// editing. For example, might choose to lump several lookaside lists of
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// nearly equal sized items into a single list for efficiency.
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//
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// NdisFreeMemory requires the length of the allocation as an argument. NT
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// currently doesn't use this for non-paged memory, but according to JameelH,
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// Windows95 does. These inlines stash the length at the beginning of the
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// allocation, providing the traditional malloc/free interface. The
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// stash-area is a ULONGLONG so that all allocated blocks remain ULONGLONG
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// aligned as they would be otherwise, preventing problems on Alphas.
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//
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__inline
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VOID*
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ALLOC_NONPAGED(
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IN ULONG ulBufLength,
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IN ULONG ulTag )
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{
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CHAR* pBuf;
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NdisAllocateMemoryWithTag(
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&pBuf, (UINT )(ulBufLength + MEMORY_ALLOCATION_ALIGNMENT), ulTag );
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if (!pBuf)
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{
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return NULL;
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}
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((ULONG* )pBuf)[ 0 ] = ulBufLength;
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((ULONG* )pBuf)[ 1 ] = ulTag;
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return (pBuf + MEMORY_ALLOCATION_ALIGNMENT);
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}
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__inline
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VOID
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FREE_NONPAGED(
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IN VOID* pBuf )
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{
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ULONG ulBufLen;
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ulBufLen = *((ULONG* )(((CHAR* )pBuf) - MEMORY_ALLOCATION_ALIGNMENT));
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NdisFreeMemory(
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((CHAR* )pBuf) - MEMORY_ALLOCATION_ALIGNMENT,
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(UINT )(ulBufLen + MEMORY_ALLOCATION_ALIGNMENT),
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0 );
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}
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#define CanMiniportIndicate(_M) (MiniportTestFlag(_M, fMP_MiniportInitialized)== TRUE)
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#define epvcIncrementMallocFailure()
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#define ASSERTAndBreak(_condition) ASSERT(_condition); break;
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#define epvcSetSendPktStats()
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#define epvcSendCompleteStats()
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#endif
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