1 // Copyright (C) 2023 The Android Open Source Project 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 #pragma once 15 16 #include <stdint.h> 17 18 #include <memory> 19 #include <optional> 20 #include <vector> 21 22 #include <android-base/unique_fd.h> 23 #include <libsnapshot/cow_format.h> 24 #include <libsnapshot_cow/parser_base.h> 25 26 namespace android { 27 namespace snapshot { 28 29 class CowParserV2 final : public CowParserBase { 30 public: 31 bool Parse(android::base::borrowed_fd fd, const CowHeaderV3& header, 32 std::optional<uint64_t> label = {}) override; 33 bool Translate(TranslatedCowOps* out) override; footer()34 std::optional<CowFooter> footer() const override { return footer_; } 35 header()36 const CowHeader& header() const { return header_; } get_v2ops()37 std::shared_ptr<std::vector<CowOperationV2>> get_v2ops() { return v2_ops_; } 38 39 private: 40 bool ParseOps(android::base::borrowed_fd fd, std::optional<uint64_t> label); 41 std::shared_ptr<std::vector<CowOperationV2>> v2_ops_; 42 std::optional<CowFooter> footer_; 43 }; 44 45 } // namespace snapshot 46 } // namespace android 47