a4912ad9f6
git-svn-id: https://svn.code.sf.net/p/flaim/code/trunk@1012 0109f412-320b-0410-ab79-c3e0c5ffbbe6
124 lines
3.0 KiB
C++
124 lines
3.0 KiB
C++
//------------------------------------------------------------------------------
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// Desc: This file contains the routines for the Flaim Dynamic Buffer Class.
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// Tabs: 3
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//
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// Copyright (c) 2003-2007 Novell, Inc. All Rights Reserved.
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; version 2.1
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// of the License.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, contact Novell, Inc.
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//
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// To contact Novell about this file by physical or electronic mail,
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// you may find current contact information at www.novell.com.
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//
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// $Id$
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//------------------------------------------------------------------------------
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#include "flaimsys.h"
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#include "fdynbuf.h"
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/******************************************************************
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Desc: Implements the addChar function of the DynamicBuffer class
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*******************************************************************/
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RCODE F_DynamicBuffer::addChar(
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FLMBYTE ucCharacter)
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{
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RCODE rc = NE_SFLM_OK;
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if (!m_bSetup)
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{
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rc = RC_SET_AND_ASSERT( NE_SFLM_FAILURE);
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goto Exit;
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}
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f_mutexLock( m_hMutex);
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// Is there room for just one more character plus a terminator?
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if ((m_uiBuffSize - m_uiUsedChars) > 1)
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{
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m_psBuffer[m_uiUsedChars++] = ucCharacter;
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m_psBuffer[m_uiUsedChars] = 0;
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}
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else
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{
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// Allocate a new buffer or increase the size of the existing one.
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if( !m_uiBuffSize)
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{
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if( RC_BAD( rc = f_alloc( 50, &m_psBuffer)))
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{
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goto Exit;
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}
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m_uiBuffSize = 50;
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}
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else
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{
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if( RC_BAD( rc = f_realloc( m_uiBuffSize + 50, &m_psBuffer)))
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{
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goto Exit;
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}
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m_uiBuffSize += 50;
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}
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m_psBuffer[m_uiUsedChars++] = ucCharacter;
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m_psBuffer[m_uiUsedChars] = 0;
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}
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Exit:
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if ( m_bSetup)
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{
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f_mutexUnlock( m_hMutex);
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}
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return rc;
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}
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/******************************************************************
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Desc: Implements the addChar function of the DynamicBuffer class
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*******************************************************************/
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RCODE F_DynamicBuffer::addString( const char * pszString)
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{
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RCODE rc = NE_SFLM_OK;
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const char * pTemp = pszString;
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FLMUINT uiTmpPos = m_uiUsedChars;
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while( *pTemp)
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{
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if (RC_BAD( rc = addChar( (FLMBYTE)*pTemp)))
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{
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// Reset the buffer to its state prior to this call.
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m_uiUsedChars = uiTmpPos;
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if (m_uiBuffSize > 0)
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{
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m_psBuffer[ m_uiUsedChars] = 0;
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}
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goto Exit;
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}
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pTemp++;
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}
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Exit:
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return rc;
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}
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/******************************************************************
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Desc: Implements the addChar function of the DynamicBuffer class
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*******************************************************************/
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const char * F_DynamicBuffer::printBuffer()
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{
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return (char *)m_psBuffer;
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}
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