sw/device/lib/testing/test_rom/puppeteer_utils/nostdlib.c

/*
 * Copyright 2023 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


#include <stddef.h>
#include <stdint.h>

void* memcpy(void* __restrict dst, const void* __restrict src, size_t size) {
  uint8_t* __restrict d = (uint8_t* __restrict)dst;
  const uint8_t* __restrict s = (const uint8_t* __restrict)src;
  for (size_t i = 0; i < size; i++) *d++ = *s++;
  return dst;
}

void* memset(void* ptr, int value, size_t num) {
  uint8_t* d = (uint8_t*)ptr;
  for (size_t i = 0; i < num; i++) *d++ = value;
  return ptr;
}