11255b7426
No-Typo-Check: From a third party header file Bug: 260918793 Test: unit tests Test: atp v2/widevine-eng/drm_compliance Change-Id: I36effd6a10a99bdb2399ab1f4a0fad026d607c70
66 lines
2.4 KiB
C++
66 lines
2.4 KiB
C++
// Copyright 2020 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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#include "oemcrypto_fuzz_helper.h"
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namespace wvoec {
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void RedirectStdoutToFile() { freopen("log.txt", "a", stdout); }
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std::vector<FuzzedData> SplitFuzzedData(const uint8_t* data, size_t size) {
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std::vector<FuzzedData> result;
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const uint8_t* const end = data + size;
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// Using memmem to find separator.
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while (
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const uint8_t* const separator = reinterpret_cast<const uint8_t*>(memmem(
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data, end - data, kFuzzDataSeparator, sizeof(kFuzzDataSeparator)))) {
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result.push_back({data, static_cast<size_t>(separator - data)});
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data = separator + sizeof(kFuzzDataSeparator);
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}
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if (data < end) {
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result.push_back({data, static_cast<size_t>(end - data)});
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}
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return result;
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}
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void OEMCryptoLicenseAPIFuzz::LoadLicense() {
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license_messages_.SignAndVerifyRequest();
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license_messages_.CreateDefaultResponse();
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license_messages_.EncryptAndSignResponse();
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OEMCryptoResult sts = license_messages_.LoadResponse();
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CheckStatusAndExitFuzzerOnFailure(sts, OEMCrypto_SUCCESS);
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}
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void OEMCryptoProvisioningAPIFuzz::LoadProvisioning() {
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provisioning_messages_.SignAndVerifyRequest();
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provisioning_messages_.CreateDefaultResponse();
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provisioning_messages_.EncryptAndSignResponse();
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OEMCryptoResult sts = provisioning_messages_.LoadResponse();
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CheckStatusAndExitFuzzerOnFailure(sts, OEMCrypto_SUCCESS);
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}
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void LicenseWithUsageEntryFuzz::CreateUsageTableHeader() {
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size_t header_buffer_length = 0;
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OEMCryptoResult sts =
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OEMCrypto_CreateUsageTableHeader(nullptr, &header_buffer_length);
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encrypted_usage_header_.resize(header_buffer_length);
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sts = OEMCrypto_CreateUsageTableHeader(encrypted_usage_header_.data(),
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&header_buffer_length);
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CheckStatusAndExitFuzzerOnFailure(sts, OEMCrypto_SUCCESS);
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}
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void LicenseWithUsageEntryFuzz::LoadLicense() {
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license_messages_.SignAndVerifyRequest();
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license_messages_.CreateDefaultResponse();
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license_messages_.EncryptAndSignResponse();
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OEMCryptoResult sts = license_messages_.LoadResponse();
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CheckStatusAndExitFuzzerOnFailure(sts, OEMCrypto_SUCCESS);
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}
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void CheckStatusAndExitFuzzerOnFailure(OEMCryptoResult result,
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OEMCryptoResult expected_status) {
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if (result != expected_status) {
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abort();
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}
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}
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} // namespace wvoec
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