////////////////////////////////////////////////////////////////////////////////
// Copyright 2017 Google LLC.
//
// This software is licensed under the terms defined in the Widevine Master
// License Agreement. For a copy of this agreement, please contact
// widevine-licensing@google.com.
////////////////////////////////////////////////////////////////////////////////

#include "strings/serialize.h"

#include <string>

#include "glog/logging.h"

namespace widevine {
namespace strings {

uint32_t KeyToUint32(const std::string& key) {
  CHECK_GE(key.size(), 4);
  return static_cast<uint8_t>(key[0]) << 24 |
         static_cast<uint8_t>(key[1]) << 16 |
         static_cast<uint8_t>(key[2]) << 8 | static_cast<uint8_t>(key[3]);
}

std::string EncodeUint64(uint64_t value) {
  std::string s;
  s.resize(sizeof(value));
  memcpy(&s[0], &value, sizeof(value));
  return s;
}

}  // namespace strings
}  // namespace widevine