/*
 * Copyright 2008-2025, Haiku, Inc. All rights reserved.
 * Distributed under the terms of the MIT License.
 */
#ifndef _STDIO_EXT_H_
#define _STDIO_EXT_H_


#include <stdio.h>

#ifdef __cplusplus
extern "C" {
#endif

#define FSETLOCKING_QUERY               0
#define FSETLOCKING_INTERNAL    1
#define FSETLOCKING_BYCALLER    2

extern void             _flushlbf(void);
extern int              __fsetlocking(FILE* stream, int type);
extern void             __fseterr(FILE* stream);

extern int              __freading(FILE* stream);
extern int              __fwriting(FILE* stream);
extern int              __freadable(FILE* stream);
extern int              __fwritable(FILE* stream);
extern size_t   __freadahead(FILE* stream);
extern const char* __freadptr(FILE* stream, size_t* size);
extern void             __freadptrinc(FILE* stream, size_t inc);
extern int              __flbf(FILE* stream);
extern size_t   __fbufsize(FILE* stream);
extern size_t   __fpending(FILE* stream);
extern void             __fpurge(FILE* stream);

#ifdef __cplusplus
}
#endif

#endif /* _STDIO_EXT_H_ */