// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
// source code may only be used and distributed under the Widevine
// License Agreement.
//
// Compute CRC32/MPEG2 Checksum. Needed for verification of WV Keybox.
//
#ifndef WVOEC_UTIL_WVCRC32_H_
#define WVOEC_UTIL_WVCRC32_H_

#include <stdint.h>

namespace wvoec {
namespace util {
uint32_t wvcrc32(const uint8_t* p_begin, size_t i_count);
uint32_t wvcrc32Init();
uint32_t wvcrc32Cont(const uint8_t* p_begin, size_t i_count, uint32_t prev_crc);

// Convert to network byte order
uint32_t wvcrc32n(const uint8_t* p_begin, size_t i_count);
}  // namespace util
}  // namespace wvoec
#endif  // WVOEC_UTIL_WVCRC32_H_