10eae32dcSDimitry Andric // -*- C++ -*- 20eae32dcSDimitry Andric //===----------------------------------------------------------------------===// 30eae32dcSDimitry Andric // 40eae32dcSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 50eae32dcSDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 60eae32dcSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 70eae32dcSDimitry Andric // 80eae32dcSDimitry Andric //===----------------------------------------------------------------------===// 90eae32dcSDimitry Andric 100eae32dcSDimitry Andric #ifndef _LIBCPP___FILESYSTEM_PERMS_H 110eae32dcSDimitry Andric #define _LIBCPP___FILESYSTEM_PERMS_H 120eae32dcSDimitry Andric 130eae32dcSDimitry Andric #include <__availability> 140eae32dcSDimitry Andric #include <__config> 150eae32dcSDimitry Andric 1681ad6265SDimitry Andric #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 1781ad6265SDimitry Andric # pragma GCC system_header 1881ad6265SDimitry Andric #endif 1981ad6265SDimitry Andric 205f757f3fSDimitry Andric #if _LIBCPP_STD_VER >= 17 210eae32dcSDimitry Andric 220eae32dcSDimitry Andric _LIBCPP_BEGIN_NAMESPACE_FILESYSTEM 230eae32dcSDimitry Andric 240eae32dcSDimitry Andric // On Windows, these permission bits map to one single readonly flag per 250eae32dcSDimitry Andric // file, and the executable bit is always returned as set. When setting 260eae32dcSDimitry Andric // permissions, as long as the write bit is set for either owner, group or 270eae32dcSDimitry Andric // others, the readonly flag is cleared. 285f757f3fSDimitry Andric enum class perms : unsigned { 290eae32dcSDimitry Andric none = 0, 300eae32dcSDimitry Andric 310eae32dcSDimitry Andric owner_read = 0400, 320eae32dcSDimitry Andric owner_write = 0200, 330eae32dcSDimitry Andric owner_exec = 0100, 340eae32dcSDimitry Andric owner_all = 0700, 350eae32dcSDimitry Andric 360eae32dcSDimitry Andric group_read = 040, 370eae32dcSDimitry Andric group_write = 020, 380eae32dcSDimitry Andric group_exec = 010, 390eae32dcSDimitry Andric group_all = 070, 400eae32dcSDimitry Andric 410eae32dcSDimitry Andric others_read = 04, 420eae32dcSDimitry Andric others_write = 02, 430eae32dcSDimitry Andric others_exec = 01, 440eae32dcSDimitry Andric others_all = 07, 450eae32dcSDimitry Andric 460eae32dcSDimitry Andric all = 0777, 470eae32dcSDimitry Andric 480eae32dcSDimitry Andric set_uid = 04000, 490eae32dcSDimitry Andric set_gid = 02000, 500eae32dcSDimitry Andric sticky_bit = 01000, 510eae32dcSDimitry Andric mask = 07777, 520eae32dcSDimitry Andric unknown = 0xFFFF, 530eae32dcSDimitry Andric }; 540eae32dcSDimitry Andric 55*cb14a3feSDimitry Andric _LIBCPP_HIDE_FROM_ABI inline constexpr perms operator&(perms __lhs, perms __rhs) { 56*cb14a3feSDimitry Andric return static_cast<perms>(static_cast<unsigned>(__lhs) & static_cast<unsigned>(__rhs)); 570eae32dcSDimitry Andric } 580eae32dcSDimitry Andric 59*cb14a3feSDimitry Andric _LIBCPP_HIDE_FROM_ABI inline constexpr perms operator|(perms __lhs, perms __rhs) { 60*cb14a3feSDimitry Andric return static_cast<perms>(static_cast<unsigned>(__lhs) | static_cast<unsigned>(__rhs)); 610eae32dcSDimitry Andric } 620eae32dcSDimitry Andric 63*cb14a3feSDimitry Andric _LIBCPP_HIDE_FROM_ABI inline constexpr perms operator^(perms __lhs, perms __rhs) { 64*cb14a3feSDimitry Andric return static_cast<perms>(static_cast<unsigned>(__lhs) ^ static_cast<unsigned>(__rhs)); 650eae32dcSDimitry Andric } 660eae32dcSDimitry Andric 67*cb14a3feSDimitry Andric _LIBCPP_HIDE_FROM_ABI inline constexpr perms operator~(perms __lhs) { 68753f127fSDimitry Andric return static_cast<perms>(~static_cast<unsigned>(__lhs)); 690eae32dcSDimitry Andric } 700eae32dcSDimitry Andric 71*cb14a3feSDimitry Andric _LIBCPP_HIDE_FROM_ABI inline perms& operator&=(perms& __lhs, perms __rhs) { return __lhs = __lhs & __rhs; } 720eae32dcSDimitry Andric 73*cb14a3feSDimitry Andric _LIBCPP_HIDE_FROM_ABI inline perms& operator|=(perms& __lhs, perms __rhs) { return __lhs = __lhs | __rhs; } 740eae32dcSDimitry Andric 75*cb14a3feSDimitry Andric _LIBCPP_HIDE_FROM_ABI inline perms& operator^=(perms& __lhs, perms __rhs) { return __lhs = __lhs ^ __rhs; } 760eae32dcSDimitry Andric 770eae32dcSDimitry Andric _LIBCPP_END_NAMESPACE_FILESYSTEM 780eae32dcSDimitry Andric 795f757f3fSDimitry Andric #endif // _LIBCPP_STD_VER >= 17 800eae32dcSDimitry Andric 810eae32dcSDimitry Andric #endif // _LIBCPP___FILESYSTEM_PERMS_H 82