2 * Author: Tatu Ylonen <ylo@cs.hut.fi>
3 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
5 * Versions of malloc and friends that check their results, and never return
6 * failure (they call fatal if they encounter an error).
8 * As far as I am concerned, the code I have written for this software
9 * can be used freely for any purpose. Any derived versions of this
10 * software must be clearly marked as such, and if the derived work is
11 * incompatible with the protocol description in the RFC file, it must be
12 * called by a name other than "ssh" or "Secure Shell".
16 RCSID("$OpenBSD: xmalloc.c,v 1.8 2000/09/07 20:27:55 deraadt Exp $");
23 void *ptr = malloc(size);
25 fatal("xmalloc: out of memory (allocating %d bytes)", (int) size);
30 xrealloc(void *ptr, size_t new_size)
35 fatal("xrealloc: NULL pointer given as argument");
36 new_ptr = realloc(ptr, new_size);
38 fatal("xrealloc: out of memory (new_size %d bytes)", (int) new_size);
46 fatal("xfree: NULL pointer given as argument");
51 xstrdup(const char *str)
53 int len = strlen(str) + 1;
55 char *cp = xmalloc(len);
56 strlcpy(cp, str, len);