/* $OpenBSD: xmalloc.h,v 1.2 2016/11/17 10:06:08 nicm Exp $ */

/*

 * Author: Tatu Ylonen <ylo@cs.hut.fi>

 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland

 *                    All rights reserved

 * Created: Mon Mar 20 22:09:17 1995 ylo

 *

 * Versions of malloc and friends that check their results, and never return

 * failure (they call fatal if they encounter an error).

 *

 * As far as I am concerned, the code I have written for this software

 * can be used freely for any purpose.  Any derived versions of this

 * software must be clearly marked as such, and if the derived work is

 * incompatible with the protocol description in the RFC file, it must be

 * called by a name other than "ssh" or "Secure Shell".

 */

#ifndef XMALLOC_H

#define XMALLOC_H

void	*xmalloc(size_t);

void	*xcalloc(size_t, size_t);

void	*xrealloc(void *, size_t);

void	*xreallocarray(void *, size_t, size_t);

char	*xstrdup(const char *);

char	*xstrndup(const char *, size_t);

int	 xasprintf(char **, const char *, ...)

		__attribute__((__format__ (printf, 2, 3)))

		__attribute__((__nonnull__ (2)));

int	 xvasprintf(char **, const char *, va_list)

		__attribute__((__nonnull__ (2)));

int	 xsnprintf(char *, size_t, const char *, ...)

		__attribute__((__format__ (printf, 3, 4)))

		__attribute__((__nonnull__ (3)))

		__attribute__((__bounded__ (__string__, 1, 2)));

int	 xvsnprintf(char *, size_t, const char *, va_list)

		__attribute__((__nonnull__ (3)))

		__attribute__((__bounded__ (__string__, 1, 2)));

#endif	/* XMALLOC_H */