1 //
2 // Copyright (C) 2020 The Android Open Source Project
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 // http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16
17 #include "update_engine/payload_consumer/snapshot_extent_writer.h"
18
19 #include <algorithm>
20 #include <cstdint>
21
22 #include <libsnapshot/cow_writer.h>
23
24 #include "update_engine/update_metadata.pb.h"
25
26 namespace chromeos_update_engine {
27
WriteExtent(const void * bytes,const Extent & extent,size_t block_size)28 bool SnapshotExtentWriter::WriteExtent(const void* bytes,
29 const Extent& extent,
30 size_t block_size) {
31 return cow_writer_->AddRawBlocks(
32 extent.start_block(), bytes, extent.num_blocks() * block_size);
33 }
34
35 } // namespace chromeos_update_engine
36