Merge changes I70c174c4,Ifc365e3b

    return EmitRawBlocks(new_block_start, data, size);

}

bool AddXorBlocks(uint32_t /*new_block_start*/, const void* /*data*/, size_t /*size*/,

bool ICowWriter::AddXorBlocks(uint32_t /*new_block_start*/, const void* /*data*/, size_t /*size*/,

                              uint32_t /*old_block*/, uint16_t /*offset*/) {

    LOG(ERROR) << "AddXorBlocks not yet implemented";

    return false;

//

// Copyright (C) 2021 The Android Open Source Project

//

// Licensed under the Apache License, Version 2.0 (the "License");

// you may not use this file except in compliance with the License.

// You may obtain a copy of the License at

//

//      http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software

// distributed under the License is distributed on an "AS IS" BASIS,

// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

// See the License for the specific language governing permissions and

// limitations under the License.

//

#include <gmock/gmock.h>

#include <libsnapshot/snapshot_writer.h>

namespace android::snapshot {

class MockSnapshotWriter : public ISnapshotWriter {

  public:

    using FileDescriptor = ISnapshotWriter::FileDescriptor;

    explicit MockSnapshotWriter(const CowOptions& options) : ISnapshotWriter(options) {}

    MockSnapshotWriter() : ISnapshotWriter({}) {}

    MOCK_METHOD(bool, Finalize, (), (override));

    // Return number of bytes the cow image occupies on disk.

    MOCK_METHOD(uint64_t, GetCowSize, (), (override));

    // Returns true if AddCopy() operations are supported.

    MOCK_METHOD(bool, SupportsCopyOperation, (), (const override));

    MOCK_METHOD(bool, EmitCopy, (uint64_t, uint64_t), (override));

    MOCK_METHOD(bool, EmitRawBlocks, (uint64_t, const void*, size_t), (override));

    MOCK_METHOD(bool, EmitZeroBlocks, (uint64_t, uint64_t), (override));

    MOCK_METHOD(bool, EmitLabel, (uint64_t), (override));

    MOCK_METHOD(bool, EmitSequenceData, (size_t, const uint32_t*), (override));

    // Open the writer in write mode (no append).

    MOCK_METHOD(bool, Initialize, (), (override));

    // Open the writer in append mode, with the last label to resume

    // from. See CowWriter::InitializeAppend.

    MOCK_METHOD(bool, InitializeAppend, (uint64_t label), (override));

    MOCK_METHOD(std::unique_ptr<FileDescriptor>, OpenReader, (), (override));

};

}  // namespace android::snapshot