61 lines
1.7 KiB
C++
61 lines
1.7 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1997.
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//
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// File: lht.hxx
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//
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// Contents:
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//
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// Classes:
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//
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// Functions:
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//
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// History: 2-05-97 RichardW Created
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//
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//----------------------------------------------------------------------------
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#ifndef __LHT_HXX__
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#define __LHT_HXX__
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#define HANDLE_TABLE_SIZE 16
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#define HANDLE_TABLE_MASK (HANDLE_TABLE_SIZE - 1)
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#define HANDLE_SPLIT_THRESHOLD (HANDLE_TABLE_SIZE * 2)
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typedef struct _LHT_HANDLE_LIST {
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LIST_ENTRY List ;
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ULONG Length ;
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ULONG Flags ;
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} LHT_HANDLE_LIST, * PLHT_HANDLE_LIST ;
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#define LHT_SUB_TABLE (SHT_MAX_FLAG << 1)
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#define LHT_TAG 'XTHL'
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typedef struct _LARGE_HANDLE_TABLE {
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ULONG Tag ;
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ULONG Flags ;
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ULONG Depth ;
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struct _LARGE_HANDLE_TABLE * Parent ;
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ULONG IndexOfParent ;
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ULONG Count ;
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PHP_ENUM_CALLBACK_FN DeleteCallback ;
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CRITICAL_SECTION Lock ;
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SMALL_HANDLE_TABLE Lists[ HANDLE_TABLE_SIZE ];
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} LARGE_HANDLE_TABLE, * PLARGE_HANDLE_TABLE ;
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#define LHT_NO_SERIALIZE HANDLE_PACKAGE_NO_SERIALIZE // Serialization at client end
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#define LHT_DELETE_CALLBACK HANDLE_PACKAGE_CALLBACK_ON_DELETE // Callback on delete
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#define LHT_REQUIRE_UNIQUE HANDLE_PACKAGE_REQUIRE_UNIQUE
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#define LHT_BASE_FLAG (HANDLE_PACKAGE_MAX_FLAG)
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#define LHT_CHILD (LHT_BASE_FLAG) // This is a child
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#define LHT_LIMIT_DEPTH (LHT_BASE_FLAG << 1)// Limit depth
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#define LHT_DELETE_PENDING (LHT_BASE_FLAG << 2)// Delete pending, no adds/dels
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#define LHT_NO_FREE (LHT_BASE_FLAG << 3)// Don't free on delete
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#endif // __LHT_HXX__
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