/* Copyright (c) 2011 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.
 *
 * Stub implementations of utility functions which call their linux-specific
 * equivalents.
 */

#define _STUB_IMPLEMENTATION_
#include "utility.h"

#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/time.h>

void error(const char *format, ...) {
  va_list ap;
  va_start(ap, format);
  fprintf(stderr, "ERROR: ");
  vfprintf(stderr, format, ap);
  va_end(ap);
  exit(1);
}

void debug(const char *format, ...) {
  va_list ap;
  va_start(ap, format);
  fprintf(stderr, "DEBUG: ");
  vfprintf(stderr, format, ap);
  va_end(ap);
}

void* Malloc(size_t size) {
  void* p = malloc(size);
  if (!p) {
    /* Fatal Error. We must abort. */
    abort();
  }
  return p;
}

void Free(void* ptr) {
  free(ptr);
}

int Memcmp(const void* src1, const void* src2, size_t n) {
  return memcmp(src1, src2, n);
}

void* Memcpy(void* dest, const void* src, uint64_t n) {
  return memcpy(dest, src, (size_t)n);
}

uint64_t VbGetTimer(void) {
  struct timeval tv;
  gettimeofday(&tv, NULL);
  return (uint64_t)tv.tv_sec * 1000000 + (uint64_t)tv.tv_usec;
}

uint64_t VbGetTimerMaxFreq(void) {
  return UINT64_C(1000000);
}