full_update_generator.h revision 477aec2166a571cbe28081d806c3226e8b31b6e9 
1// Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef UPDATE_ENGINE_PAYLOAD_GENERATOR_FULL_UPDATE_GENERATOR_H_
6#define UPDATE_ENGINE_PAYLOAD_GENERATOR_FULL_UPDATE_GENERATOR_H_
7
8#include <string>
9#include <vector>
10
11#include <base/macros.h>
12
13#include "update_engine/payload_generator/operations_generator.h"
14#include "update_engine/payload_generator/payload_generation_config.h"
15
16namespace chromeos_update_engine {
17
18class FullUpdateGenerator : public OperationsGenerator {
19 public:
20  FullUpdateGenerator() = default;
21
22  // Creates a full update for the target image defined in |config|. |config|
23  // must be a valid payload generation configuration for a full payload.
24  // Populates |rootfs_ops| and |kernel_ops|, with data about the update
25  // operations, and writes relevant data to |data_file_fd|, updating
26  // |data_file_size| as it does.
27  bool GenerateOperations(
28      const PayloadGenerationConfig& config,
29      int data_file_fd,
30      off_t* data_file_size,
31      std::vector<AnnotatedOperation>* rootfs_ops,
32      std::vector<AnnotatedOperation>* kernel_ops) override;
33
34 private:
35  DISALLOW_COPY_AND_ASSIGN(FullUpdateGenerator);
36};
37
38}  // namespace chromeos_update_engine
39
40#endif  // UPDATE_ENGINE_PAYLOAD_GENERATOR_FULL_UPDATE_GENERATOR_H_
41