140 lines
2.7 KiB
C++
140 lines
2.7 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 - 1992.
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//
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// File: MemSer.cxx
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//
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// History: 29-Jul-94 KyleP 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 <qmemser.hxx>
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CQMemSerStream::CQMemSerStream( unsigned cb )
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: _cb( cb )
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{
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_pb = (BYTE *) GlobalAlloc( GPTR | GMEM_DDESHARE, cb );
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if ( _pb == 0 )
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THROW ( CException( E_OUTOFMEMORY ) );
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_pbCurrent = _pb;
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}
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CQMemSerStream::CQMemSerStream( BYTE * pb )
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: _cb( 0 ),
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_pb( pb ),
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_pbCurrent( _pb )
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{
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}
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CQMemSerStream::~CQMemSerStream()
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{
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if ( _cb > 0 )
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GlobalFree( _pb );
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}
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BYTE *CQMemSerStream::AcqBuf()
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{
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BYTE *pTmp = _pb;
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_pb = 0;
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_cb = 0;
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return (pTmp) ;
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}
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void CQMemSerStream::PutByte( BYTE b )
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{
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*_pbCurrent = b;
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_pbCurrent += 1;
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}
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void CQMemSerStream::PutChar( char const * pc, ULONG cc )
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{
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memcpy( _pbCurrent, pc, cc );
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_pbCurrent += cc;
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}
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void CQMemSerStream::PutWChar( WCHAR const * pwc, ULONG cc )
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{
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WCHAR * pwcTemp = AlignWCHAR(_pbCurrent);
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memcpy( pwcTemp, pwc, cc * sizeof(WCHAR) );
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_pbCurrent = (BYTE *)(pwcTemp + cc);
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}
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void CQMemSerStream::PutUShort( USHORT us )
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{
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USHORT * pus = AlignUSHORT(_pbCurrent);
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*pus = us;
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_pbCurrent = (BYTE *)(pus + 1);
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}
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void CQMemSerStream::PutULong( ULONG ul )
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{
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ULONG * pul = AlignULONG(_pbCurrent);
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*pul = ul;
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_pbCurrent = (BYTE *)(pul + 1);
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}
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void CQMemSerStream::PutLong( long l )
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{
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long * pl = AlignLong(_pbCurrent);
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*pl = l;
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_pbCurrent = (BYTE *)(pl + 1);
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}
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void CQMemSerStream::PutFloat( float f )
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{
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float * pf = AlignFloat(_pbCurrent);
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*pf = f;
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_pbCurrent = (BYTE *)(pf + 1);
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}
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void CQMemSerStream::PutDouble( double d )
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{
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double * pd = AlignDouble(_pbCurrent);
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*pd = d;
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_pbCurrent = (BYTE *)(pd + 1);
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}
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void CQMemSerStream::PutString( char const * psz )
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{
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ULONG len = strlen(psz);
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ULONG * pul = AlignULONG(_pbCurrent);
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*pul = len;
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_pbCurrent = (BYTE *)(pul + 1);
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memcpy(_pbCurrent, psz, len);
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_pbCurrent += len;
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}
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void CQMemSerStream::PutWString( WCHAR const * pwsz )
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{
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ULONG len = wcslen(pwsz);
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ULONG * pul = AlignULONG(_pbCurrent);
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*pul = len;
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len *= sizeof(WCHAR);
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_pbCurrent = (BYTE *)(pul + 1);
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memcpy(_pbCurrent, pwsz, len );
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_pbCurrent += len;
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}
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void CQMemSerStream::PutBlob( BYTE const * pb, ULONG cb )
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{
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memcpy( _pbCurrent, pb, cb );
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_pbCurrent += cb;
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}
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void CQMemSerStream::PutGUID( GUID const & guid )
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{
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GUID * pguid = (GUID *)AlignGUID(_pbCurrent);
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memcpy( pguid, &guid, sizeof(guid) );
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_pbCurrent = (BYTE *)(pguid + 1);
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}
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