diff options
Diffstat (limited to 'kapi')
| -rw-r--r-- | kapi/kapi/filesystem.hpp | 2 | ||||
| -rw-r--r-- | kapi/kapi/filesystem/device_number.hpp | 25 |
2 files changed, 27 insertions, 0 deletions
diff --git a/kapi/kapi/filesystem.hpp b/kapi/kapi/filesystem.hpp index f293692d..b64d251d 100644 --- a/kapi/kapi/filesystem.hpp +++ b/kapi/kapi/filesystem.hpp @@ -1,6 +1,8 @@ #ifndef TEACHOS_KAPI_FILESYSTEM_HPP #define TEACHOS_KAPI_FILESYSTEM_HPP +#include <kapi/filesystem/device_number.hpp> // IWYU pragma: export + #include <kstd/result.hpp> #include <kstd/system_error.hpp> #include <kstd/units.hpp> diff --git a/kapi/kapi/filesystem/device_number.hpp b/kapi/kapi/filesystem/device_number.hpp new file mode 100644 index 00000000..55c813f5 --- /dev/null +++ b/kapi/kapi/filesystem/device_number.hpp @@ -0,0 +1,25 @@ +#ifndef TEACHOS_KAPI_FILESYSTEM_DEVICE_NUMBER_HPP +#define TEACHOS_KAPI_FILESYSTEM_DEVICE_NUMBER_HPP + +// IWYU pragma: private, include <kapi/filesystem.hpp> + +#include <compare> +#include <cstdint> + +namespace kapi::filesystem +{ + + //! A POSIX device number. + struct device_number + { + //! The major number, identifying the device class or driver. + std::uint8_t major; + //! The minor number, identifying the device instance. + std::uint8_t minor; + + constexpr auto friend operator<=>(device_number, device_number) noexcept -> std::strong_ordering = default; + }; + +} // namespace kapi::filesystem + +#endif |