7186433edf
Get the udc-widevine-dev Android branch and oemcrypto-v18 cdm branch in sync. The commit ID for 18.4 on oemcrypto-v18 is a2f23a2281e5e06dc2867585bdc516fa132b6396. Merged from go/wvgerrit/190151 Bug: 290252845 Test: WVTS tests are running and passing Change-Id: I457332e7ca70a5b5169345e1279b3eb9f18413b6
75 lines
2.5 KiB
C++
75 lines
2.5 KiB
C++
// Copyright 2021 Google LLC. All Rights Reserved. This file and proprietary
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// source code may only be used and distributed under the Widevine License
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// Agreement.
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//
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// Reference implementation utilities of OEMCrypto APIs
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//
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#include <gtest/gtest.h>
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#include "wvcrc32.h"
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namespace wvoec {
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namespace util {
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uint32_t ComputeCrc32(const std::string& s) {
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return wvcrc32(reinterpret_cast<const uint8_t*>(s.data()), s.size());
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}
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uint32_t ComputeCrc32Cont(const std::string& s, uint32_t prev_crc) {
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return wvcrc32Cont(reinterpret_cast<const uint8_t*>(s.data()), s.size(),
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prev_crc);
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}
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TEST(OEMCryptoWvCrc32Test, BasicTest) {
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EXPECT_EQ(0xF88AC628u, ComputeCrc32("abcdefg"));
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EXPECT_EQ(0xDF520F72u, ComputeCrc32("Widevine"));
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EXPECT_EQ(0x0376E6E7u, ComputeCrc32("123456789"));
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EXPECT_EQ(0xBA62119Eu,
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ComputeCrc32("The quick brown fox jumps over the lazy dog"));
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}
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TEST(OEMCryptoWvCrc32Test, StreamTest) {
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const std::vector<std::string> parts = {"The ", "quick", " brown ",
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"fox", " jumps ", "over",
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" the ", "lazy", " dog"};
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uint32_t crc = wvcrc32Init();
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for (const auto& part : parts) {
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crc = ComputeCrc32Cont(part, crc);
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}
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EXPECT_EQ(0xBA62119Eu, crc);
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}
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TEST(OEMCryptoWvCrc32Test, Keybox) {
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// clang-format off
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const uint8_t kKeyboxData[128] = {
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// deviceID = WidevineCRCTestKeyBox
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0x57, 0x69, 0x64, 0x65, 0x76, 0x69, 0x6e, 0x65,
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0x43, 0x52, 0x43, 0x54, 0x65, 0x73, 0x74, 0x4b,
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0x65, 0x79, 0x62, 0x6f, 0x78, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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// key = random
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0x8a, 0x7c, 0xda, 0x3e, 0x09, 0xd9, 0x8e, 0xd5,
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0x47, 0x47, 0x00, 0x84, 0x5a, 0x1f, 0x52, 0xd4,
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// data = random
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0x98, 0xa5, 0x00, 0x19, 0x8b, 0xfe, 0x54, 0xfd,
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0xca, 0x4d, 0x26, 0xa3, 0xfa, 0xaa, 0x3b, 0x6c,
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0x35, 0xfe, 0x03, 0x7c, 0xbf, 0x35, 0xba, 0xce,
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0x31, 0xb5, 0x1e, 0x3c, 0x49, 0xd6, 0x3f, 0x9c,
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0x3a, 0xde, 0x9b, 0x58, 0xcc, 0x54, 0x8d, 0xc0,
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0x4b, 0x04, 0xcc, 0xee, 0xae, 0x4d, 0x9f, 0x90,
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0xd3, 0xf3, 0xfe, 0x23, 0x26, 0x13, 0x56, 0x80,
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0xe4, 0x3b, 0x79, 0x22, 0x69, 0x5d, 0xd6, 0xb7,
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0xa0, 0x0e, 0x7e, 0x07, 0xcd, 0x1a, 0x15, 0xca,
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// magic
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'k', 'b', 'o', 'x',
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// crc
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0x09, 0x7b, 0x7e, 0xcc
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};
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// clang-format on
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const uint32_t crc_computed = wvcrc32n(kKeyboxData, 124);
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uint32_t crc_current;
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memcpy(&crc_current, &kKeyboxData[124], 4);
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EXPECT_EQ(crc_computed, crc_current);
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}
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} // namespace util
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} // namespace wvoec
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