/* === This file is part of Calamares - === * * SPDX-FileCopyrightText: 2019 Adriaan de Groot * SPDX-License-Identifier: GPL-3.0-or-later * * * Calamares is Free Software: see the License-Identifier above. * * */ #ifndef UTILS_UMASK_H #define UTILS_UMASK_H #include "DllMacro.h" #include namespace Calamares { /** @brief Wrapper for umask(2) * * Like umask(2), sets the umask and returns the previous value of the mask. */ DLLEXPORT mode_t setUMask( mode_t u ); /** @brief RAII for setting and re-setting umask. * * Create an object of this class to set the umask, * and the umask is reset to its original value when * the object goes out of scope. */ class DLLEXPORT UMask { public: UMask( mode_t u ); ~UMask(); /** @brief a "safe" umask * * This umask will switch off group- and other- permissions for * files, so that the file cannot be read, written, or executed * except by the owner. */ static constexpr mode_t Safe = 077; // octal! private: mode_t m_mode; }; } // namespace Calamares #endif