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/*
* Copyright (C) 2015 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 <map>
#include <queue>
#include <string>
#include <variant>
#include <vector>
#include <android-base/strings.h>
#include "builtins.h"
#include "keyword_map.h"
#include "result.h"
#include "subcontext.h"
namespace android {
namespace init {
Result<void> RunBuiltinFunction(const BuiltinFunction& function,
const std::vector<std::string>& args, const std::string& context);
class Command {
public:
Command(BuiltinFunction f, bool execute_in_subcontext, std::vector<std::string>&& args,
int line);
Result<void> InvokeFunc(Subcontext* subcontext) const;
std::string BuildCommandString() const;
Result<void> CheckCommand() const;
int line() const { return line_; }
private:
BuiltinFunction func_;
bool execute_in_subcontext_;
std::vector<std::string> args_;
int line_;
};
using EventTrigger = std::string;
using PropertyChange = std::pair<std::string, std::string>;
using BuiltinAction = class Action*;
class Action {
public:
Action(bool oneshot, Subcontext* subcontext, const std::string& filename, int line,
const std::string& event_trigger,
const std::map<std::string, std::string>& property_triggers);
Result<void> AddCommand(std::vector<std::string>&& args, int line);
void AddCommand(BuiltinFunction f, std::vector<std::string>&& args, int line);
size_t NumCommands() const;
void ExecuteOneCommand(std::size_t command) const;
void ExecuteAllCommands() const;
bool CheckEvent(const EventTrigger& event_trigger) const;
bool CheckEvent(const PropertyChange& property_change) const;
bool CheckEvent(const BuiltinAction& builtin_action) const;
std::string BuildTriggersString() const;
void DumpState() const;
size_t CheckAllCommands() const;
bool oneshot() const { return oneshot_; }
const std::string& filename() const { return filename_; }
int line() const { return line_; }
static void set_function_map(const BuiltinFunctionMap* function_map) {
function_map_ = function_map;
}
bool IsFromApex() const { return base::StartsWith(filename_, "/apex/"); }
private:
void ExecuteCommand(const Command& command) const;
bool CheckPropertyTriggers(const std::string& name = "",
const std::string& value = "") const;
std::map<std::string, std::string> property_triggers_;
std::string event_trigger_;
std::vector<Command> commands_;
bool oneshot_;
Subcontext* subcontext_;
std::string filename_;
int line_;
static const BuiltinFunctionMap* function_map_;
};
} // namespace init
} // namespace android
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