23 lines
694 B
C++
23 lines
694 B
C++
// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
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// source code may only be used and distributed under the Widevine
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// License Agreement.
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//
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// Compute CRC32/MPEG2 Checksum. Needed for verification of WV Keybox.
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//
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#ifndef WVOEC_UTIL_WVCRC32_H_
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#define WVOEC_UTIL_WVCRC32_H_
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#include <inttypes.h>
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namespace wvoec {
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namespace util {
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uint32_t wvcrc32(const uint8_t* p_begin, size_t i_count);
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uint32_t wvcrc32Init();
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uint32_t wvcrc32Cont(const uint8_t* p_begin, size_t i_count, uint32_t prev_crc);
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// Convert to network byte order
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uint32_t wvcrc32n(const uint8_t* p_begin, size_t i_count);
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} // namespace util
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} // namespace wvoec
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#endif // WVOEC_UTIL_WVCRC32_H_
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