liblept/_stdio.h

/*
* Implementation of fmemopen for the Cygwin platform
* Copyright (C) 2007 Graham Cox
* 
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* 
* This library 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
* Lesser General Public License for more details.
* 
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/
#ifndef  LEPTONICA__STDIO_H
#define  LEPTONICA__STDIO_H

#ifndef  BUILD_HOST

#include <stdint.h>

typedef struct cookie_io_functions_t {
	ssize_t	(*read)(void *, char *, size_t);
	ssize_t	(*write)(void *, const char *, size_t);
	int 	(*seek)(void *, off_t *, int);
	int	(*close)(void *);
} cookie_io_functions_t;

FILE *fopencookie(void *cookie, const char *mode,
		  cookie_io_functions_t functions);

FILE *fmemopen(void *buf, size_t size, const char *mode);

FILE *open_memstream(char **buf, size_t *size);

#ifndef DEFFILEMODE
#define DEFFILEMODE  (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)
#endif

/*
 * Information local to this implementation of stdio,
 * in particular, macros and private variables.
 */

int	__sflush(FILE *);
FILE	*__sfp(void);
int	__srefill(FILE *);
int	__sread(void *, char *, int);
int	__swrite(void *, const char *, int);
fpos_t	__sseek(void *, fpos_t, int);
int	__sclose(void *);
void	__sinit(void);
void	_cleanup(void);
void	__smakebuf(FILE *);
int	__swhatbuf(FILE *, size_t *, int *);
int	_fwalk(int (*)(FILE *));
int	__swsetup(FILE *);
int	__sflags(const char *, int *);

#endif

#endif  /* LEPTONICA__STDIO_H */