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65 lines
2.5 KiB
C
65 lines
2.5 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Mupen64plus - 7zMain.c *
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* Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ *
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* Copyright (C) 2008 Tillin9 *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program 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 *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#include "7zMain.h"
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#ifdef _LZMA_IN_CB
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#define kBufferSize (1 << 12)
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Byte g_Buffer[kBufferSize];
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SZ_RESULT SzFileReadImp(void *object, void **buffer, size_t maxRequiredSize, size_t *processedSize)
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{
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CFileInStream *s = (CFileInStream *)object;
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size_t processedSizeLoc;
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if (maxRequiredSize > kBufferSize)
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maxRequiredSize = kBufferSize;
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processedSizeLoc = fread(g_Buffer, 1, maxRequiredSize, s->File);
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*buffer = g_Buffer;
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if (processedSize != 0)
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*processedSize = processedSizeLoc;
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return SZ_OK;
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}
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#else
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SZ_RESULT SzFileReadImp(void *object, void *buffer, size_t size, size_t *processedSize)
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{
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CFileInStream *s = (CFileInStream *)object;
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size_t processedSizeLoc = fread(buffer, 1, size, s->File);
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if (processedSize != 0)
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*processedSize = processedSizeLoc;
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return SZ_OK;
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}
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#endif
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SZ_RESULT SzFileSeekImp(void *object, CFileSize pos)
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{
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CFileInStream *s = (CFileInStream *)object;
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int res = fseek(s->File, (long)pos, SEEK_SET);
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if (res == 0)
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return SZ_OK;
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return SZE_FAIL;
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}
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