mirror of
https://github.com/rn10950/RetroZilla.git
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125 lines
3.8 KiB
C++
125 lines
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef ImportOutFile_h___
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#define ImportOutFile_h___
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#include "nsImportTranslator.h"
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#include "nsIFileSpec.h"
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#define kMaxMarkers 10
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class ImportOutFile;
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class ImportOutFile {
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public:
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ImportOutFile();
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ImportOutFile( nsIFileSpec *pFile, PRUint8 * pBuf, PRUint32 sz);
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~ImportOutFile();
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PRBool InitOutFile( nsIFileSpec *pFile, PRUint32 bufSz = 4096);
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void InitOutFile( nsIFileSpec *pFile, PRUint8 * pBuf, PRUint32 sz);
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inline PRBool WriteData( const PRUint8 * pSrc, PRUint32 len);
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inline PRBool WriteByte( PRUint8 byte);
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PRBool WriteStr( const char *pStr) {return( WriteU8NullTerm( (const PRUint8 *) pStr, PR_FALSE)); }
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PRBool WriteU8NullTerm( const PRUint8 * pSrc, PRBool includeNull);
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PRBool WriteEol( void) { return( WriteStr( "\x0D\x0A")); }
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PRBool Done( void) {return( Flush());}
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// Marker support
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PRBool SetMarker( int markerID);
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void ClearMarker( int markerID);
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PRBool WriteStrAtMarker( int markerID, const char *pStr);
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// 8-bit to 7-bit translation
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PRBool Set8bitTranslator( nsImportTranslator *pTrans);
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PRBool End8bitTranslation( PRBool *pEngaged, nsCString& useCharset, nsCString& encoding);
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protected:
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PRBool Flush( void);
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protected:
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nsIFileSpec * m_pFile;
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PRUint8 * m_pBuf;
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PRUint32 m_bufSz;
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PRUint32 m_pos;
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PRBool m_ownsFileAndBuffer;
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// markers
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PRUint32 m_markers[kMaxMarkers];
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// 8 bit to 7 bit translations
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nsImportTranslator * m_pTrans;
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PRBool m_engaged;
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PRBool m_supports8to7;
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ImportOutFile * m_pTransOut;
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PRUint8 * m_pTransBuf;
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};
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inline PRBool ImportOutFile::WriteData( const PRUint8 * pSrc, PRUint32 len) {
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while ((len + m_pos) > m_bufSz) {
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if ((m_bufSz - m_pos)) {
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memcpy( m_pBuf + m_pos, pSrc, m_bufSz - m_pos);
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len -= (m_bufSz - m_pos);
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pSrc += (m_bufSz - m_pos);
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m_pos = m_bufSz;
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}
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if (!Flush())
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return( PR_FALSE);
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}
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if (len) {
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memcpy( m_pBuf + m_pos, pSrc, len);
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m_pos += len;
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}
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return( PR_TRUE);
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}
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inline PRBool ImportOutFile::WriteByte( PRUint8 byte) {
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if (m_pos == m_bufSz) {
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if (!Flush())
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return( PR_FALSE);
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}
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*(m_pBuf + m_pos) = byte;
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m_pos++;
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return( PR_TRUE);
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}
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#endif /* ImportOutFile_h__ */
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