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/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
* All rights reserved
* 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".
*/
#include "includes.h"
RCSID("$OpenBSD: xmalloc.c,v 1.9 2001/01/21 19:06:02 markus Exp $");
#include "xmalloc.h"
#include "log.h"
void *
xmalloc(size_t size)
{
void *ptr = malloc(size);
if (ptr == NULL)
fatal("xmalloc: out of memory (allocating %d bytes)", (int) size);
return ptr;
}
void *
xrealloc(void *ptr, size_t new_size)
{
void *new_ptr;
if (ptr == NULL)
fatal("xrealloc: NULL pointer given as argument");
new_ptr = realloc(ptr, new_size);
if (new_ptr == NULL)
fatal("xrealloc: out of memory (new_size %d bytes)", (int) new_size);
return new_ptr;
}
void
xfree(void *ptr)
{
if (ptr == NULL)
fatal("xfree: NULL pointer given as argument");
free(ptr);
}
char *
xstrdup(const char *str)
{
int len = strlen(str) + 1;
char *cp = xmalloc(len);
strlcpy(cp, str, len);
return cp;
}
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