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174 lines
4.3 KiB
174 lines
4.3 KiB
/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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Copyright (c) 1993 Microsoft Corporation
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Module Name:
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rpcssm.hxx
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Abstract:
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Private definitions for the rpcssm memory package
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Author:
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Ryszard K. Kott (ryszardk) created June 29, 1994.
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Revision History:
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-------------------------------------------------------------------*/
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#ifndef __RPCSSM_HXX__
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#define __RPCSSM_HXX__
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#define ALIGN_TO_8(x) (size_t)(((x)+7) & 0xfffffff8)
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#if defined( WIN ) || defined( DOS ) || defined( MAC )
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#define SIMPLE_BLOCK_LIST
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#endif
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#if defined( SIMPLE_BLOCK_LIST )
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#define InitializeCriticalSection(x)
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#define LeaveCriticalSection(x)
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#define EnterCriticalSection(x)
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#define DeleteCriticalSection(x)
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typedef struct _WIN16_ALLOCATION_BLOCK
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{
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struct _WIN16_ALLOCATION_BLOCK __RPC_FAR * NextBlock;
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struct _WIN16_ALLOCATION_BLOCK __RPC_FAR * PreviousBlock;
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} ALLOCATION_BLOCK, __RPC_FAR * PALLOCATION_BLOCK;
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#define ALLOCATION_BLOCK_SIZE_TO_8 ALIGN_TO_8(sizeof(ALLOCATION_BLOCK))
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#else // Page array allocation
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#define DESCR_ARRAY_SIZE 1024
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#define DESCR_ARRAY_INCR 1024
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#define ENABLE_STACK_SIZE 16
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#define ENABLE_STACK_INCR 16
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#endif
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// Enable stack keeps longs.
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// Descr block stack keeps descr blocks.
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typedef struct _ALLOC_BLOCK_DESCR
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{
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char __RPC_FAR * AllocationBlock;
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char __RPC_FAR * FirstFree;
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unsigned long SizeLeft;
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#if defined( DEBUGRPC )
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unsigned long Counter;
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#endif
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} ALLOC_BLOCK_DESCR, __RPC_FAR * PALLOC_BLOCK_DESCR;
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#if !defined( SIMPLE_BLOCK_LIST )
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// Initial boundle of Win32 stacks: we save an allocation at the expense
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// of keeping initial block around.
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// Of course we hope that initial block is good enough for most apps.
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typedef struct _INIT_STACKS_BLOCK
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{
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unsigned long EnableStack[ ENABLE_STACK_SIZE ];
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ALLOC_BLOCK_DESCR DescrStack[ DESCR_ARRAY_SIZE ];
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} INIT_STACKS_BLOCK;
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#endif
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typedef struct _ALLOCATION_CONTEXT
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{
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RPC_CLIENT_ALLOC __RPC_FAR * ClientAlloc;
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RPC_CLIENT_FREE __RPC_FAR * ClientFree;
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unsigned int EnableCount;
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#if defined( SIMPLE_BLOCK_LIST )
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PALLOCATION_BLOCK FirstBlock;
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#else // 32 bit now
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CRITICAL_SECTION CriticalSection;
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unsigned long ThreadCount;
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INIT_STACKS_BLOCK * pInitialStacks;
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unsigned long * pEnableStack;
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unsigned long StackMax;
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unsigned long StackTop;
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PALLOC_BLOCK_DESCR pBlockDescr;
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unsigned long DescrSize;
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unsigned long FFIndex;
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DWORD PageSize;
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DWORD Granularity;
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#endif
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} ALLOCATION_CONTEXT, __RPC_FAR * PALLOCATION_CONTEXT;
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#ifdef NEWNDR_INTERNAL
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#undef RequestGlobalMutex
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#undef ClearGlobalMutex
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#define RequestGlobalMutex()
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#define ClearGlobalMutex()
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#endif // NEWNDR_INTERNAL
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PALLOCATION_CONTEXT GetAllocContext ();
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void SetAllocContext ( IN PALLOCATION_CONTEXT AllocContext );
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#if defined(__RPC_WIN16__)
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//
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// For 16 bit Windows, we need to keep a dictionary of memory contexts
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// on per task basis.
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//
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#include <sdict2.hxx>
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#define TASK_ID_TYPE unsigned long
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class PALLOCATION_CONTEXT_DICT : public SIMPLE_DICT2
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{
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public:
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PALLOCATION_CONTEXT_DICT () {}
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~PALLOCATION_CONTEXT_DICT () {}
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PALLOCATION_CONTEXT Find (TASK_ID_TYPE Key )
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{
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return (PALLOCATION_CONTEXT)
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SIMPLE_DICT2::Find( (void *)Key );
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}
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PALLOCATION_CONTEXT Delete(TASK_ID_TYPE Key)
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{
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return (PALLOCATION_CONTEXT)
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SIMPLE_DICT2::Delete( (void *)Key );
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}
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\
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int Insert( TASK_ID_TYPE Key, PALLOCATION_CONTEXT Item )
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{
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return( SIMPLE_DICT2::Insert((void *)Key, (void *)Item));
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}
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};
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#endif // win16 but not dos
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#endif // __RPCSSM_HXX__
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