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file.h
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/*
* Copyright 2008-2013 Various Authors
* Copyright 2005 Timo Hirvonen
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CMUS_FILE_H
#define CMUS_FILE_H
#include <stddef.h> /* size_t */
#include <sys/types.h> /* ssize_t */
ssize_t read_all(int fd, void *buf, size_t count);
ssize_t write_all(int fd, const void *buf, size_t count);
/* @filename file to mmap for reading
* @size returned size of the file or -1 if failed
*
* returns buffer or NULL if empty file or failed
*/
char *mmap_file(const char *filename, ssize_t *size);
void buffer_for_each_line(const char *buf, int size,
int (*cb)(void *data, const char *line),
void *data);
void buffer_for_each_line_reverse(const char *buf, int size,
int (*cb)(void *data, const char *line),
void *data);
int file_for_each_line(const char *filename,
int (*cb)(void *data, const char *line),
void *data);
#endif