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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id: file.h 25856 2010-05-06 22:17:34Z kugel $
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*
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* Copyright (C) 2002 by Björn Stenberg
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef _FILE_H_
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#define _FILE_H_
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#define MAX_PATH 260
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#include "global.h"
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#include "thread.h"
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#ifndef MAX_OPEN_FILES
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#define MAX_OPEN_FILES 32
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#endif
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#ifndef SEEK_SET
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#define SEEK_SET 0
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#endif
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#ifndef SEEK_CUR
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#define SEEK_CUR 1
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#endif
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#ifndef SEEK_END
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#define SEEK_END 2
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#endif
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#ifndef O_RDONLY
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#define O_RDONLY 0
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#define O_WRONLY 1
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#define O_RDWR 2
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#define O_CREAT 4
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#define O_APPEND 8
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#define O_TRUNC 0x10
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#endif
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typedef int (*open_func)(const char* pathname, int flags, ...);
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typedef ssize_t (*read_func)(int fd, void *buf, size_t count);
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typedef int (*creat_func)(const char *pathname, mode_t mode);
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typedef ssize_t (*write_func)(int fd, const void *buf, size_t count);
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typedef void (*qsort_func)(void *base, size_t nmemb, size_t size,
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int(*_compar)(const void *, const void *));
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extern int file_open(const char* pathname, int flags);
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extern int close(int fd);
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extern int close_all_of_process(struct scheduler_thread* process);
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extern int fsync(int fd);
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extern ssize_t read(int fd, void *buf, size_t count);
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extern off_t lseek(int fildes, off_t offset, int whence);
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extern int file_creat(const char *pathname);
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/* posix compatibility function */
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static inline int creat(const char *pathname, mode_t mode)
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{
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(void)mode;
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return file_creat(pathname);
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}
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#define open(x, y, ...) file_open(x,y)
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extern ssize_t write(int fd, const void *buf, size_t count);
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extern int remove(const char* pathname);
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extern int rename(const char* path, const char* newname);
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extern int ftruncate(int fd, off_t length);
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extern off_t filesize(int fd);
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extern int release_files(int volume);
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int fdprintf (int fd, const char *fmt, ...) ATTRIBUTE_PRINTF(2, 3);
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#endif
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