76 lines
1.6 KiB
C++
76 lines
1.6 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1991 - 1992.
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//
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// File: RCSTRMHD.CXX
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//
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// Contents: Header information for the Recoverable Storage Object.
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//
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// Classes: CRcovStorageHdr
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//
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//
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// History: 07-Feb-1994 SrikantS Created
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//
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//----------------------------------------------------------------------------
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#include <pch.cxx>
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#pragma hdrstop
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#include <rcstrmhd.hxx>
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void CRcovStorageHdr::Init(ULONG ulVer)
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{
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Win4Assert( FIELD_OFFSET( CRcovStorageHdr, _version ) == 0 );
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_version = ulVer;
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_flags = 0;
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_iPrimary = idxOne;
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_opCurr = opNone;
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_sigHdr1 = SIGHDR1;
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_sigHdr2 = SIGHDR2;
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memset( &_ahdrStrm, 0, sizeof(_ahdrStrm) );
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memset( &_ahdrUser, 0, sizeof(_ahdrUser) );
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Win4Assert( IsValid(ulVer) );
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}
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//+---------------------------------------------------------------------------
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//
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// Function: IsValid
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//
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// Synopsis: Checks the validity of the header data.
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//
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// History: 12-12-94 srikants Created
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//
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// Notes:
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//
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//----------------------------------------------------------------------------
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BOOL CRcovStorageHdr::IsValid(ULONG ulExpectedVer) const
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{
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if ( ulExpectedVer != _version)
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{
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return FALSE;
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}
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if ((SIGHDR1 != _sigHdr1) || (SIGHDR2 != _sigHdr2))
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{
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return FALSE;
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}
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if ( _iPrimary != idxOne && _iPrimary != idxTwo )
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{
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return FALSE;
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}
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if ( _opCurr < opNone || _opCurr > opDirty )
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{
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return FALSE;
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}
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return TRUE;
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}
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