// Copyright 2019 The Wuffs Authors.
//
// 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
//
//    https://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 <inttypes.h>
#include <stdlib.h>

uint32_t parse(char* p, size_t n) {
  uint32_t ret = 0;
  for (size_t i = 0; (i < n) && p[i]; i++) {
    ret = (10 * ret) + (p[i] - '0');
  }
  return ret;
}
