src/util.c

/*
 * Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include "util.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

void *xmalloc(size_t s)
{
  void *p = malloc(s);
  if (!p)
    abort();
  return p;
}

void *xrealloc(void *p, size_t s)
{
  void *q = realloc(p, s);
  if (!q)
    abort();
  return q;
}

char *xstrdup(const char *s)
{
  char *t = xmalloc(strlen(s) + 1);
  return strcpy(t, s);
}

void xfree(void *p)
{
  free(p);
}

void hexdump(const char *buf, size_t len)
{
  size_t i;

  for (i = 0; i < len; i++) {
    if (i > 0 && (i % 32 == 0))
      fprintf(stderr, "\n");
    fprintf(stderr, " %02x", buf[i]);
  }
  fprintf(stderr, "\n");
}