63 lines
2.6 KiB
C++
63 lines
2.6 KiB
C++
// Copyright 2022 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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// Test data for OEMCrypto unit tests.
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//
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#ifndef CDM_OEMCRYPTO_RESOURCE_TEST_
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#define CDM_OEMCRYPTO_RESOURCE_TEST_
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#include <gtest/gtest.h>
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#include "OEMCryptoCENC.h"
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#include "oemcrypto_types.h"
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namespace wvoec {
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constexpr size_t kBufferOverrunPadding = 16;
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// Resource tiers:
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constexpr size_t KiB = 1024;
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constexpr size_t MiB = 1024 * 1024;
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// Huge input buffer length used for OEMCryptoMemory* tests.
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constexpr size_t kHugeInputBufferLength = 100 * MiB;
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constexpr bool kCheckStatus = true;
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constexpr bool kUpdateCoreMessageSubstringValues = true;
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constexpr bool kDecryptCENCSecureBuffer = true;
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constexpr size_t kHugeRandomNumber = 541236;
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// With OEMCrypto v15 and above, we have different resource requirements
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// depending on the resource rating reported by OEMCrypto. This function looks
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// up the required value for the specified resource for the target OEMCrypto
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// library.
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template <typename T, size_t N>
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T GetResourceValue(T (&resource_values)[N]) {
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if (global_features.resource_rating < 1) return resource_values[0];
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if (global_features.resource_rating > N) return resource_values[N - 1];
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return resource_values[global_features.resource_rating - 1];
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}
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// After API 16, we require 300 entries in the usage table. Before API 16, we
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// required 200.
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inline size_t RequiredUsageSize() {
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return global_features.api_version < 16 ? 200 : 300;
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}
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// These are the maximum sizes we test. That means it is the minimum size that
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// OEMCrypto must support.
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// clang-format off
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const size_t kMaxSampleSize[] = { 1*MiB, 2*MiB, 4*MiB, 16*MiB};
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const size_t kMaxNumberSubsamples[] = { 10, 16, 32, 64};
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const size_t kMaxSubsampleSize[] = { 100*KiB, 500*KiB, 1*MiB, 4*MiB};
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const size_t kMaxGenericBuffer[] = { 10*KiB, 100*KiB, 500*KiB, 1*MiB};
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const size_t kMaxConcurrentSession[] = { 10, 20, 30, 40};
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const size_t kMaxKeysPerSession[] = { 4, 20, 20, 30};
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const size_t kMaxTotalKeys[] = { 16, 40, 80, 90};
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const size_t kLargeMessageSize[] = { 8*KiB, 8*KiB, 16*KiB, 32*KiB};
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const size_t kMaxTotalDRMPrivateKeys[] = { 2, 4, 6, 8};
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// Note: Frame rate and simultaneous playback are specified by resource rating,
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// but are tested at the system level, so there are no unit tests for frame
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// rate. Similarly, number of subsamples for AV1
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// const size_t kAV1NumberSubsamples[] = { 72, 144, 288, 576};
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// clang-format on
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} // namespace wvoec
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#endif // CDM_OEMCRYPTO_RESOURCE_TEST_
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