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/*
* Copyright (C) 2018 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "Test.h"
#include <JavaScriptCore/DataView.h>
#include <WebCore/ISOFairPlayStreamingPsshBox.h>
#include <WebCore/ISOProtectionSchemeInfoBox.h>
#include <WebCore/ISOSchemeInformationBox.h>
#include <WebCore/ISOSchemeTypeBox.h>
#include <WebCore/ISOTrackEncryptionBox.h>
#include <wtf/text/Base64.h>
using namespace WebCore;
namespace TestWebKitAPI {
static constexpr auto base64EncodedSinfWithKeyID3 = "AAAAYXNpbmYAAAAMZnJtYW1wNGEAAAAUc2NobQAAAABjYmNzAAEAAAAAADlzY2hpAAAAMXRlbmMBAAAAAAABAAAAAAAAAAAAAAAAAAAAAAMQ1fvWuC7ZPk75iuQJMe4ztw=="_s;
TEST(ISOBox, ISOProtectionSchemeInfoBox)
{
auto sinfArray = base64Decode(StringView { base64EncodedSinfWithKeyID3 });
ASSERT_TRUE(sinfArray);
ASSERT_EQ(97UL, sinfArray->size());
auto view = JSC::DataView::create(ArrayBuffer::create(sinfArray->data(), sinfArray->size()), 0, sinfArray->size());
ISOProtectionSchemeInfoBox sinfBox;
ASSERT_TRUE(sinfBox.read(view));
ASSERT_EQ(FourCC('mp4a'), sinfBox.originalFormatBox().dataFormat());
auto* schemeTypeBox = sinfBox.schemeTypeBox();
ASSERT_NOT_NULL(schemeTypeBox);
ASSERT_EQ(FourCC('cbcs'), schemeTypeBox->schemeType());
ASSERT_EQ(0x10000U, schemeTypeBox->schemeVersion());
auto* schemeInformationBox = sinfBox.schemeInformationBox();
ASSERT_NOT_NULL(schemeInformationBox);
auto* trackEncryptionBox = downcast<ISOTrackEncryptionBox>(schemeInformationBox->schemeSpecificData());
ASSERT_NOT_NULL(trackEncryptionBox);
ASSERT_FALSE(trackEncryptionBox->defaultCryptByteBlock().value());
ASSERT_FALSE(trackEncryptionBox->defaultSkipByteBlock().value());
ASSERT_EQ(1, trackEncryptionBox->defaultIsProtected());
ASSERT_EQ(0, trackEncryptionBox->defaultPerSampleIVSize());
Vector<uint8_t> defaultKeyID = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3};
ASSERT_EQ(defaultKeyID, trackEncryptionBox->defaultKID());
Vector<uint8_t> defaultIV = {0xD5, 0xFB, 0xD6, 0xB8, 0x2E, 0xD9, 0x3E, 0x4E, 0xF9, 0x8A, 0xE4, 0x09, 0x31, 0xEE, 0x33, 0xB7};
ASSERT_EQ(defaultIV, trackEncryptionBox->defaultConstantIV());
}
static constexpr auto base64EncodedPsshWithAssetId = "AAAAsHBzc2gAAAAAlM6G+wf/T0OtuJPS+paMogAAAJAAAACQZnBzZAAAABBmcHNpAAAAAGNlbmMAAAA8ZnBzawAAABxma3JpAAAAAAAAAAAAAAAAAAAAAAAAAAEAAAAYZmthaQAAAAAAAAAAAAAAAAAAAPEAAAA8ZnBzawAAABxma3JpAAAAAAAAAAAAAAAAAAAAAAAAAAIAAAAYZmthaQAAAAAAAAAAAAAAAAAAAPI="_s;
TEST(ISOBox, ISOFairPlayStreamingPsshBox)
{
auto psshArray = base64Decode(StringView(base64EncodedPsshWithAssetId));
ASSERT_TRUE(psshArray);
ASSERT_EQ(176UL, psshArray->size());
auto view = JSC::DataView::create(ArrayBuffer::create(psshArray->data(), psshArray->size()), 0, psshArray->size());
ISOFairPlayStreamingPsshBox psshBox;
ASSERT_TRUE(psshBox.read(view));
auto infoBox = psshBox.initDataBox().info();
ASSERT_EQ(FourCC('cenc'), infoBox.scheme());
auto requests = psshBox.initDataBox().requests();
ASSERT_EQ(2UL, requests.size());
Vector<uint8_t, 16> expectedFirstKeyID = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
ASSERT_EQ(requests[0].requestInfo().keyID(), expectedFirstKeyID);
Vector<uint8_t> expectedFirstAssetID = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xF1 };
ASSERT_TRUE(requests[0].assetID());
ASSERT_EQ(requests[0].assetID().value().data(), expectedFirstAssetID);
Vector<uint8_t, 16> expectedSecondKeyID = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
ASSERT_EQ(requests[1].requestInfo().keyID(), expectedSecondKeyID);
Vector<uint8_t> expectedSecondAssetID = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xF2 };
ASSERT_TRUE(requests[1].assetID());
ASSERT_EQ(requests[1].assetID().value().data(), expectedSecondAssetID);
}
}
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