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/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <pwd.h>
#include <functional>
#include <string>
#include <vector>
#include "result.h"
#include "uevent.h"
#include "uevent_handler.h"
namespace android {
namespace init {
struct ExternalFirmwareHandler {
ExternalFirmwareHandler(std::string devpath, uid_t uid, std::string handler_path);
std::string devpath;
uid_t uid;
std::string handler_path;
std::function<bool(const std::string&)> match;
};
class FirmwareHandler : public UeventHandler {
public:
FirmwareHandler(std::vector<std::string> firmware_directories,
std::vector<ExternalFirmwareHandler> external_firmware_handlers);
virtual ~FirmwareHandler() = default;
void HandleUevent(const Uevent& uevent) override;
private:
friend void FirmwareTestWithExternalHandler(const std::string& test_name,
bool expect_new_firmware);
Result<std::string> RunExternalHandler(const std::string& handler, uid_t uid,
const Uevent& uevent) const;
std::string GetFirmwarePath(const Uevent& uevent) const;
void ProcessFirmwareEvent(const std::string& root, const std::string& firmware) const;
bool ForEachFirmwareDirectory(std::function<bool(const std::string&)> handler) const;
std::vector<std::string> firmware_directories_;
std::vector<ExternalFirmwareHandler> external_firmware_handlers_;
};
} // namespace init
} // namespace android
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