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/*
* Copyright (C) 2016 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.
*/
#ifndef UTILS_PROFILER_INSTALLER_H
#define UTILS_PROFILER_INSTALLER_H
#include <string>
namespace profiler {
// Install/Uninstall an executable file in app data folder so it can be run-as
// the app user.
class Installer {
public:
// input MUST NOT be null.
Installer(const char *app_package_name);
// Install (copy) an executable, taking care of renaming and write/read
// permission.
bool Install(const std::string &binary_path, std::string *error_string) const;
// Uninstall (delete) an executable, taking care of write permission.
bool Uninstall(const std::string &binary_path,
std::string *error_string) const;
private:
// Generates the absolute path an executable should be located on the
// filesystem to be run-as.
// Returns true on success, false on failure.
// In case of failure, path is cleared and error_string populated.
bool GetInstallationPath(const std::string &executable_path,
std::string *install_path,
std::string *error_string) const;
// Generate the name an executable should have when installed in an app data
// folder.
const std::string GetBinaryNameForPackage(
const std::string &executable_filename) const;
const std::string app_package_name_;
};
} // namespace profiler
#endif // UTILS_PROFILER_INSTALLER_H
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