1*4bdff4beSrobert // -*- C++ -*- 2*4bdff4beSrobert //===----------------------------------------------------------------------===// 3*4bdff4beSrobert // 4*4bdff4beSrobert // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5*4bdff4beSrobert // See https://llvm.org/LICENSE.txt for license information. 6*4bdff4beSrobert // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7*4bdff4beSrobert // 8*4bdff4beSrobert //===----------------------------------------------------------------------===// 9*4bdff4beSrobert 10*4bdff4beSrobert #ifndef _LIBCPP___FILESYSTEM_PERMS_H 11*4bdff4beSrobert #define _LIBCPP___FILESYSTEM_PERMS_H 12*4bdff4beSrobert 13*4bdff4beSrobert #include <__availability> 14*4bdff4beSrobert #include <__config> 15*4bdff4beSrobert 16*4bdff4beSrobert #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 17*4bdff4beSrobert # pragma GCC system_header 18*4bdff4beSrobert #endif 19*4bdff4beSrobert 20*4bdff4beSrobert #ifndef _LIBCPP_CXX03_LANG 21*4bdff4beSrobert 22*4bdff4beSrobert _LIBCPP_BEGIN_NAMESPACE_FILESYSTEM 23*4bdff4beSrobert 24*4bdff4beSrobert _LIBCPP_AVAILABILITY_FILESYSTEM_PUSH 25*4bdff4beSrobert 26*4bdff4beSrobert // On Windows, these permission bits map to one single readonly flag per 27*4bdff4beSrobert // file, and the executable bit is always returned as set. When setting 28*4bdff4beSrobert // permissions, as long as the write bit is set for either owner, group or 29*4bdff4beSrobert // others, the readonly flag is cleared. 30*4bdff4beSrobert enum class _LIBCPP_ENUM_VIS perms : unsigned { 31*4bdff4beSrobert none = 0, 32*4bdff4beSrobert 33*4bdff4beSrobert owner_read = 0400, 34*4bdff4beSrobert owner_write = 0200, 35*4bdff4beSrobert owner_exec = 0100, 36*4bdff4beSrobert owner_all = 0700, 37*4bdff4beSrobert 38*4bdff4beSrobert group_read = 040, 39*4bdff4beSrobert group_write = 020, 40*4bdff4beSrobert group_exec = 010, 41*4bdff4beSrobert group_all = 070, 42*4bdff4beSrobert 43*4bdff4beSrobert others_read = 04, 44*4bdff4beSrobert others_write = 02, 45*4bdff4beSrobert others_exec = 01, 46*4bdff4beSrobert others_all = 07, 47*4bdff4beSrobert 48*4bdff4beSrobert all = 0777, 49*4bdff4beSrobert 50*4bdff4beSrobert set_uid = 04000, 51*4bdff4beSrobert set_gid = 02000, 52*4bdff4beSrobert sticky_bit = 01000, 53*4bdff4beSrobert mask = 07777, 54*4bdff4beSrobert unknown = 0xFFFF, 55*4bdff4beSrobert }; 56*4bdff4beSrobert 57*4bdff4beSrobert _LIBCPP_INLINE_VISIBILITY 58*4bdff4beSrobert inline constexpr perms operator&(perms __lhs, perms __rhs) { 59*4bdff4beSrobert return static_cast<perms>(static_cast<unsigned>(__lhs) & 60*4bdff4beSrobert static_cast<unsigned>(__rhs)); 61*4bdff4beSrobert } 62*4bdff4beSrobert 63*4bdff4beSrobert _LIBCPP_INLINE_VISIBILITY 64*4bdff4beSrobert inline constexpr perms operator|(perms __lhs, perms __rhs) { 65*4bdff4beSrobert return static_cast<perms>(static_cast<unsigned>(__lhs) | 66*4bdff4beSrobert static_cast<unsigned>(__rhs)); 67*4bdff4beSrobert } 68*4bdff4beSrobert 69*4bdff4beSrobert _LIBCPP_INLINE_VISIBILITY 70*4bdff4beSrobert inline constexpr perms operator^(perms __lhs, perms __rhs) { 71*4bdff4beSrobert return static_cast<perms>(static_cast<unsigned>(__lhs) ^ 72*4bdff4beSrobert static_cast<unsigned>(__rhs)); 73*4bdff4beSrobert } 74*4bdff4beSrobert 75*4bdff4beSrobert _LIBCPP_INLINE_VISIBILITY 76*4bdff4beSrobert inline constexpr perms operator~(perms __lhs) { 77*4bdff4beSrobert return static_cast<perms>(~static_cast<unsigned>(__lhs)); 78*4bdff4beSrobert } 79*4bdff4beSrobert 80*4bdff4beSrobert _LIBCPP_INLINE_VISIBILITY 81*4bdff4beSrobert inline perms& operator&=(perms& __lhs, perms __rhs) { return __lhs = __lhs & __rhs; } 82*4bdff4beSrobert 83*4bdff4beSrobert _LIBCPP_INLINE_VISIBILITY 84*4bdff4beSrobert inline perms& operator|=(perms& __lhs, perms __rhs) { return __lhs = __lhs | __rhs; } 85*4bdff4beSrobert 86*4bdff4beSrobert _LIBCPP_INLINE_VISIBILITY 87*4bdff4beSrobert inline perms& operator^=(perms& __lhs, perms __rhs) { return __lhs = __lhs ^ __rhs; } 88*4bdff4beSrobert 89*4bdff4beSrobert _LIBCPP_AVAILABILITY_FILESYSTEM_POP 90*4bdff4beSrobert 91*4bdff4beSrobert _LIBCPP_END_NAMESPACE_FILESYSTEM 92*4bdff4beSrobert 93*4bdff4beSrobert #endif // _LIBCPP_CXX03_LANG 94*4bdff4beSrobert 95*4bdff4beSrobert #endif // _LIBCPP___FILESYSTEM_PERMS_H 96