57 lines
1.6 KiB
Rust
57 lines
1.6 KiB
Rust
//! I/O control data structures
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mod file;
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mod terminal;
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pub use file::{FileMode, FileType, OpenOptions};
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pub use terminal::{
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TerminalInputOptions, TerminalLineOptions, TerminalOptions, TerminalOutputOptions,
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};
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/// Raw file descriptor representation
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#[derive(Clone, Copy, PartialEq, Debug, PartialOrd, Ord, Eq)]
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#[repr(transparent)]
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pub struct RawFd(pub u32);
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/// Raw directory entry representation
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#[derive(Clone, Copy, Debug)]
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#[repr(C)]
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pub struct DirectoryEntry {
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/// Name of the entry
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pub name: [u8; 256],
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/// Type of the entry
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pub ty: FileType,
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}
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/// Describes how a mount operation should be performed
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#[derive(Clone, Debug)]
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#[repr(C)]
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pub struct MountOptions {
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/// Block device to use as a mount source. May be empty when mounting virtual filesystems.
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pub source: Option<&'static str>,
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/// Filesystem to use when mounting. Empty means "deduce automatically" and source must be set.
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pub filesystem: Option<&'static str>,
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/// Path to a directory to mount the filesystem to
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pub target: &'static str,
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}
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/// Describes how an unmount operation should be performed
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#[derive(Clone, Debug)]
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#[repr(C)]
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pub struct UnmountOptions {
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/// Path to the mountpoint to unmount
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pub mountpoint: &'static str,
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}
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impl RawFd {
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/// Default input descriptor of a process
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pub const STDIN: Self = Self(0);
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/// Default output descriptor of a process
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pub const STDOUT: Self = Self(1);
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/// Error output descriptor of a process
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pub const STDERR: Self = Self(2);
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/// Temporary hack to represent Option<RawFd>::None
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pub const NONE: Self = Self(u32::MAX);
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}
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