components/update_client/patch/patch_impl.cc

// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/update_client/patch/patch_impl.h"

#include "components/services/patch/public/cpp/patch.h"
#include "components/update_client/component_patcher_operation.h"
#include "services/service_manager/public/cpp/connector.h"

namespace update_client {

namespace {

class PatcherImpl : public Patcher {
 public:
  explicit PatcherImpl(std::unique_ptr<service_manager::Connector> connector)
      : connector_(std::move(connector)) {}

  void PatchBsdiff(const base::FilePath& old_file,
                   const base::FilePath& patch_file,
                   const base::FilePath& destination,
                   PatchCompleteCallback callback) const override {
    patch::Patch(connector_.get(), update_client::kBsdiff, old_file, patch_file,
                 destination, std::move(callback));
  }

  void PatchCourgette(const base::FilePath& old_file,
                      const base::FilePath& patch_file,
                      const base::FilePath& destination,
                      PatchCompleteCallback callback) const override {
    patch::Patch(connector_.get(), update_client::kCourgette, old_file,
                 patch_file, destination, std::move(callback));
  }

 protected:
  ~PatcherImpl() override = default;

 private:
  std::unique_ptr<service_manager::Connector> connector_;
};

}  // namespace

PatchChromiumFactory::PatchChromiumFactory(
    std::unique_ptr<service_manager::Connector> connector)
    : connector_(std::move(connector)) {}

scoped_refptr<Patcher> PatchChromiumFactory::Create() const {
  return base::MakeRefCounted<PatcherImpl>(connector_->Clone());
}

PatchChromiumFactory::~PatchChromiumFactory() = default;

}  // namespace update_client