144 lines
5.5 KiB
C++
144 lines
5.5 KiB
C++
/*
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Copyright <2018-2024> <scott.e.graves@protonmail.com>
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef INCLUDE_DRIVES_FUSE_FUSE_DRIVE_BASE_HPP_
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#define INCLUDE_DRIVES_FUSE_FUSE_DRIVE_BASE_HPP_
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#ifndef _WIN32
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#include "drives/fuse/fuse_base.hpp"
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#include "drives/fuse/i_fuse_drive.hpp"
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namespace repertory {
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class app_config;
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class i_provider;
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class fuse_drive_base : public fuse_base, public i_fuse_drive {
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public:
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explicit fuse_drive_base(app_config &config) : fuse_base(config) {}
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~fuse_drive_base() override = default;
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public:
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fuse_drive_base(const fuse_drive_base &) = delete;
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fuse_drive_base(fuse_drive_base &&) = delete;
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auto operator=(const fuse_drive_base &) -> fuse_drive_base & = delete;
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auto operator=(fuse_drive_base &&) -> fuse_drive_base & = delete;
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protected:
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[[nodiscard]] auto access_impl(std::string api_path, int mask)
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-> api_error override;
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protected:
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[[nodiscard]] auto check_access(const std::string &api_path, int mask) const
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-> api_error;
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[[nodiscard]] auto
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check_and_perform(const std::string &api_path, int parent_mask,
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const std::function<api_error(api_meta_map &meta)> &action)
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-> api_error;
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[[nodiscard]] auto get_current_gid() const -> gid_t;
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[[nodiscard]] auto get_current_uid() const -> uid_t;
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[[nodiscard]] auto get_effective_gid() const -> gid_t;
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[[nodiscard]] auto get_effective_uid() const -> uid_t;
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[[nodiscard]] static auto check_open_flags(int flags, int mask,
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const api_error &fail_error)
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-> api_error;
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[[nodiscard]] auto check_owner(const api_meta_map &meta) const -> api_error;
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[[nodiscard]] static auto check_readable(int flags,
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const api_error &fail_error)
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-> api_error;
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[[nodiscard]] static auto check_writeable(int flags,
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const api_error &fail_error)
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-> api_error;
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#ifdef __APPLE__
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[[nodiscard]] static auto get_flags_from_meta(const api_meta_map &meta)
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-> __uint32_t;
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#endif // __APPLE__
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[[nodiscard]] static auto get_gid_from_meta(const api_meta_map &meta)
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-> gid_t;
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[[nodiscard]] static auto get_mode_from_meta(const api_meta_map &meta)
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-> mode_t;
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static void get_timespec_from_meta(const api_meta_map &meta,
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const std::string &name,
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struct timespec &ts);
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[[nodiscard]] static auto get_uid_from_meta(const api_meta_map &meta)
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-> uid_t;
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#ifdef __APPLE__
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[[nodiscard]] auto parse_xattr_parameters(const char *name,
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const uint32_t &position,
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std::string &attribute_name,
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const std::string &api_path)
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-> api_error;
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#else
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[[nodiscard]] auto parse_xattr_parameters(const char *name,
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std::string &attribute_name,
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const std::string &api_path)
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-> api_error;
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#endif
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#ifdef __APPLE__
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[[nodiscard]] auto
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parse_xattr_parameters(const char *name, const char *value, size_t size,
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const uint32_t &position, std::string &attribute_name,
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const std::string &api_path) -> api_error;
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#else
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[[nodiscard]] auto parse_xattr_parameters(const char *name, const char *value,
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size_t size,
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std::string &attribute_name,
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const std::string &api_path)
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-> api_error;
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#endif
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static void populate_stat(const std::string &api_path,
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std::uint64_t size_or_count,
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const api_meta_map &meta, bool directory,
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i_provider &provider, struct stat *st);
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static void set_timespec_from_meta(const api_meta_map &meta,
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const std::string &name,
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struct timespec &ts);
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public:
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[[nodiscard]] auto check_owner(const std::string &api_path) const
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-> api_error override;
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[[nodiscard]] auto check_parent_access(const std::string &api_path,
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int mask) const -> api_error override;
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};
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} // namespace repertory
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#endif // _WIN32
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#endif // INCLUDE_DRIVES_FUSE_FUSE_DRIVE_BASE_HPP_
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