152 lines
7.8 KiB
C
152 lines
7.8 KiB
C
|
/*
|
||
|
|
|
||
|
|
Copyright (c) 1992 Microsoft Corporation
|
||
|
|
|
||
|
|
Module Name:
|
||
|
|
|
||
|
|
fwddecl.h
|
||
|
|
|
||
|
|
Abstract:
|
||
|
|
|
||
|
|
This file defines dummy structures to avoid the circular relationships in
|
||
|
|
header files.
|
||
|
|
|
||
|
|
Author:
|
||
|
|
|
||
|
|
Jameel Hyder (microsoft!jameelh)
|
||
|
|
|
||
|
|
|
||
|
|
Revision History:
|
||
|
|
2 Oct 1992 Initial Version
|
||
|
|
|
||
|
|
Notes: Tab stop: 4
|
||
|
|
--*/
|
||
|
|
|
||
|
|
|
||
|
|
#ifndef _FWDDECL_
|
||
|
|
#define _FWDDECL_
|
||
|
|
|
||
|
|
|
||
|
|
struct _SessDataArea;
|
||
|
|
|
||
|
|
struct _ConnDesc;
|
||
|
|
|
||
|
|
struct _VolDesc;
|
||
|
|
|
||
|
|
struct _FileDirParms;
|
||
|
|
|
||
|
|
struct _PathMapEntity;
|
||
|
|
|
||
|
|
struct _DirFileEntry;
|
||
|
|
|
||
|
|
struct _FileDirParms;
|
||
|
|
|
||
|
|
struct _IoPoolHdr;
|
||
|
|
|
||
|
|
struct _IoPool;
|
||
|
|
|
||
|
|
//
|
||
|
|
// enable asserts when running checked stack on free builds
|
||
|
|
//
|
||
|
|
#if DBG
|
||
|
|
#ifdef ASSERT
|
||
|
|
#undef ASSERT
|
||
|
|
#endif
|
||
|
|
#define ASSERT(exp) \
|
||
|
|
{ \
|
||
|
|
if (!(exp)) \
|
||
|
|
{ \
|
||
|
|
DbgPrint( "\n*** Assertion failed: %s (File %s, line %ld)\n", \
|
||
|
|
(exp),__FILE__, __LINE__); \
|
||
|
|
\
|
||
|
|
DbgBreakPoint(); \
|
||
|
|
} \
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
// Spinlock macros
|
||
|
|
#if DBG
|
||
|
|
#define INITIALIZE_SPIN_LOCK(_pLock) \
|
||
|
|
{ \
|
||
|
|
KeInitializeSpinLock(&(_pLock)->SpinLock); \
|
||
|
|
(_pLock)->FileLineLock = 0; \
|
||
|
|
}
|
||
|
|
#else // DBG
|
||
|
|
#define INITIALIZE_SPIN_LOCK(_pLock) \
|
||
|
|
{ \
|
||
|
|
KeInitializeSpinLock(&(_pLock)->SpinLock); \
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#if DBG
|
||
|
|
#define ACQUIRE_SPIN_LOCK(_pLock, _pOldIrql) \
|
||
|
|
{ \
|
||
|
|
KeAcquireSpinLock(&(_pLock)->SpinLock, \
|
||
|
|
_pOldIrql); \
|
||
|
|
(_pLock)->FileLineLock = (FILENUM | __LINE__); \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define ACQUIRE_SPIN_LOCK_AT_DPC(_pLock) \
|
||
|
|
{ \
|
||
|
|
ASSERT(KeGetCurrentIrql() == DISPATCH_LEVEL); \
|
||
|
|
KeAcquireSpinLockAtDpcLevel(&(_pLock)->SpinLock); \
|
||
|
|
(_pLock)->FileLineLock = (FILENUM | __LINE__ | 0x80000000); \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define RELEASE_SPIN_LOCK(_pLock, _OldIrql) \
|
||
|
|
{ \
|
||
|
|
ASSERT ((_pLock)->FileLineLock != 0); \
|
||
|
|
ASSERT (((_pLock)->FileLineLock & 0x80000000) == 0); \
|
||
|
|
(_pLock)->FileLineLock = 0; \
|
||
|
|
(_pLock)->FileLineUnlock = (FILENUM | __LINE__); \
|
||
|
|
KeReleaseSpinLock(&(_pLock)->SpinLock, \
|
||
|
|
_OldIrql); \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define RELEASE_SPIN_LOCK_FROM_DPC(_pLock) \
|
||
|
|
{ \
|
||
|
|
ASSERT ((_pLock)->FileLineLock != 0); \
|
||
|
|
ASSERT ((_pLock)->FileLineLock & 0x80000000); \
|
||
|
|
(_pLock)->FileLineLock = 0; \
|
||
|
|
(_pLock)->FileLineUnlock = (FILENUM | __LINE__ | 0x80000000); \
|
||
|
|
KeReleaseSpinLockFromDpcLevel(&(_pLock)->SpinLock); \
|
||
|
|
ASSERT(KeGetCurrentIrql() == DISPATCH_LEVEL); \
|
||
|
|
}
|
||
|
|
|
||
|
|
#else // DBG
|
||
|
|
|
||
|
|
#define ACQUIRE_SPIN_LOCK(_pLock, _pOldIrql) \
|
||
|
|
{ \
|
||
|
|
KeAcquireSpinLock(&(_pLock)->SpinLock, \
|
||
|
|
_pOldIrql); \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define ACQUIRE_SPIN_LOCK_AT_DPC(_pLock) \
|
||
|
|
{ \
|
||
|
|
KeAcquireSpinLockAtDpcLevel(&(_pLock)->SpinLock); \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define RELEASE_SPIN_LOCK(_pLock, _OldIrql) \
|
||
|
|
{ \
|
||
|
|
KeReleaseSpinLock(&(_pLock)->SpinLock, \
|
||
|
|
(_OldIrql)); \
|
||
|
|
}
|
||
|
|
|
||
|
|
#define RELEASE_SPIN_LOCK_FROM_DPC(_pLock) \
|
||
|
|
{ \
|
||
|
|
KeReleaseSpinLockFromDpcLevel(&(_pLock)->SpinLock); \
|
||
|
|
} \
|
||
|
|
|
||
|
|
#endif // DBG
|
||
|
|
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
KSPIN_LOCK SpinLock;
|
||
|
|
#if DBG
|
||
|
|
ULONG FileLineLock;
|
||
|
|
ULONG FileLineUnlock;
|
||
|
|
#endif
|
||
|
|
} AFP_SPIN_LOCK, *PAFP_SPIN_LOCK;
|
||
|
|
|
||
|
|
#endif // _FWDDECL_
|