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LINUX_O_FLAGS

devela::zall

Struct LINUX_O_FLAGS 

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pub struct LINUX_O_FLAGS;
Available on crate feature linux only.
Expand description

🐧 📁 Linux file creation and status flags.

📍 sys/os/linux/io

Used with sys_open, sys_fcntl, etc.

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impl LINUX_O_FLAGS

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pub const RDONLY: c_int = 0o0

Open for reading only.

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pub const WRONLY: c_int = 0o1

Open for writing only.

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pub const RDWR: c_int = 0o2

Open for reading and writing.

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pub const ACCMODE: c_int = 0o3

Mask for access mode.

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pub const CREAT: c_int = 0o100

Create file if it doesn’t exist.

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pub const EXCL: c_int = 0o200

Fail if file exists (when used with CREAT).

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pub const NOCTTY: c_int = 0o400

Don’t make this fd the controlling terminal (for devices).

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pub const TRUNC: c_int = 0o1_000

Truncate file upon open.

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pub const APPEND: c_int = 0o2_000

Append to file on each write.

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pub const NONBLOCK: c_int = 0o4_000

Non-blocking mode.

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pub const SYNC: c_int = 0o4_010_000

Synchronous I/O.

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pub const DSYNC: c_int = 0o10_000

Synchronized I/O data integrity (wait for data writes only).

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pub const DIRECT: c_int = 0o40_000

Direct I/O (no buffering).

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pub const LARGEFILE: c_int = 0o100_000

Large file support.

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pub const NOFOLLOW: c_int = 0o200_000

Don’t follow symbolic links.

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pub const DIRECTORY: c_int = 0o400_000

Create a directory if one doesn’t exist.

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pub const NOATIME: c_int = 0o1_000_000

Don’t update file access time on reads.

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pub const CLOEXEC: c_int = 0o2_000_000

Close on exec.

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pub const PATH: c_int = 0o10_000_000

Obtain fd for path resolution only (no file access).

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pub const TMPFILE: c_int

Create an unnamed temporary file (automatically deleted on close).

Must be used with DIRECTORY to specify where to create it.

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pub const ASYNC: c_int = 0o20_000

Enable signal-driven I/O (SIGIO on file activity).

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pub const RESOLVE_BENEATH: c_int = 0o100_000_000

Resolve path without escaping starting dir (openat2()).

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pub const RESOLVE_NO_XDEV: c_int = 0o200_000_000

Don’t cross mount points during resolution.

Block magic-link traversal (procfs-style links).

Block all symlink traversal.

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pub const RESOLVE_IN_ROOT: c_int = 0o2_000_000_000

Treat starting dir as root during resolution.

Trait Implementations§

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impl Debug for LINUX_O_FLAGS

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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