100 lines
2.0 KiB
C++
100 lines
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the 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 Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "FileWriter.h"
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FileWriter::FileWriter(char *classfile)
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{
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fp = fopen(classfile, "wb");
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}
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int FileWriter::write1(char *destp, int numItems)
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{
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fwrite(destp,1,numItems,fp);
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return true;
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}
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int FileWriter::writeU1(char *destp, int numItems)
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{
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return write1(destp, numItems);
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}
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#ifdef IS_LITTLE_ENDIAN
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#define flipU2(x) (((x) & 0xFF00) >> 8) | (((x) & 0x00FF) << 8)
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#else
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#define flipU2(x) (x)
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#endif
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int FileWriter::writeU2(uint16 *destp, int numItems)
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{
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#ifdef IS_LITTLE_ENDIAN
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for (int i = 0; i < numItems; i++)
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destp[i] = flipU2(destp[i]);
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#endif
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if (!write1((char *) destp, numItems*2))
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return false;
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return true;
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}
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#ifdef IS_LITTLE_ENDIAN
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#define flipU4(x) (((x) >> 24) |\
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((((x) << 8) >> 24) << 8) |\
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((((x) << 16) >> 24) << 16) |\
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((x) << 24))
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#else
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#define flipU4(x) (x)
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#endif
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int FileWriter::writeU4(uint32 *destp, int numItems) {
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#ifdef IS_LITTLE_ENDIAN
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for (int i = 0; i < numItems; i++)
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destp[i] = flipU4(destp[i]);
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#endif
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if (!write1((char *) destp, numItems*4))
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return false;
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return true;
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}
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FileWriter::~FileWriter()
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{
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if (fp)
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fclose(fp);
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}
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