45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
#ifndef RAFILE_H
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#define RAFILE_H
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/* Utility functions to provide the Minimig OSD code with file access
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at single-byte rather than 512-byte-block granularity.
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Copyright (c) 2012 by Alastair M. Robinson
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Contributed to the Minimig project, which is free software;
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you can redistribute it and/or modify it under the terms of
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the GNU General Public License as published by the Free Software Foundation;
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either version 3 of the License, or (at your option) any later version.
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Minimig 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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "fat.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct
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{
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fileTYPE file;
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unsigned long size;
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unsigned long ptr;
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unsigned char buffer[512]; // Each RandomAccessFile has its own sector_buffer
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} RAFile;
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int RARead(RAFile *file,unsigned char *pBuffer, unsigned long bytes);
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int RASeek(RAFile *file,unsigned long offset,unsigned long origin);
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int RAOpen(RAFile *file,const char *filename);
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#ifdef __cplusplus
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}
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#endif
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#endif
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