1 // Copyright 2022 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://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, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 #pragma once 15 16 #include "pw_blob_store/blob_store.h" 17 #include "pw_software_update/openable_reader.h" 18 #include "pw_status/status.h" 19 #include "pw_stream/stream.h" 20 21 namespace pw::software_update { 22 23 class BlobStoreOpenableReader final : public OpenableReader { 24 public: BlobStoreOpenableReader(blob_store::BlobStore & blob_store)25 explicit constexpr BlobStoreOpenableReader(blob_store::BlobStore& blob_store) 26 : blob_store_(blob_store), blob_reader_(blob_store_) {} 27 Open()28 Status Open() override { return blob_reader_.Open(); } Close()29 Status Close() override { return blob_reader_.Close(); } IsOpen()30 bool IsOpen() override { return blob_reader_.IsOpen(); } reader()31 stream::SeekableReader& reader() override { return blob_reader_; } 32 33 private: 34 blob_store::BlobStore& blob_store_; 35 blob_store::BlobStore::BlobReader blob_reader_; 36 }; 37 38 } // namespace pw::software_update 39