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72 lines
1.2 KiB
72 lines
1.2 KiB
/*++
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Copyright (c) 1995 Microsoft Corporation
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Module Name:
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mrsw.h
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Abstract:
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This is the include file for the multiple reader single writer
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syncronization.
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Author:
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Dave Hastings (daveh) creation-date 26-Jul-1995
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Revision History:
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--*/
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#ifndef _MRSW_H_
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#define _MRSW_H_
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typedef union {
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DWORD Counters;
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struct {
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DWORD WriterCount : 16;
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DWORD ReaderCount : 16;
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};
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} MRSWCOUNTERS, *PMRSWCOUNTERS;
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typedef struct _MrswObject {
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MRSWCOUNTERS Counters;
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HANDLE WriterEvent;
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HANDLE ReaderEvent;
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#if DBG
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DWORD WriterThreadId;
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#endif
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} MRSWOBJECT, *PMRSWOBJECT;
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BOOL
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MrswInitializeObject(
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PMRSWOBJECT Mrsw
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);
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VOID
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MrswWriterEnter(
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PMRSWOBJECT Mrsw
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);
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VOID
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MrswWriterExit(
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PMRSWOBJECT Mrsw
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);
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VOID
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MrswReaderEnter(
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PMRSWOBJECT Mrsw
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);
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VOID
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MrswReaderExit(
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PMRSWOBJECT Mrsw
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);
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extern MRSWOBJECT MrswEP; // Entrypoint MRSW synchronization object
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extern MRSWOBJECT MrswTC; // Translation cache MRSW synchronization object
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extern MRSWOBJECT MrswIndirTable; // Indirect Control Transfer Table synchronization object
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#endif
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