From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- vendor/rustix/src/io/ioctl.rs | 99 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 vendor/rustix/src/io/ioctl.rs (limited to 'vendor/rustix/src/io/ioctl.rs') diff --git a/vendor/rustix/src/io/ioctl.rs b/vendor/rustix/src/io/ioctl.rs new file mode 100644 index 000000000..be47e7958 --- /dev/null +++ b/vendor/rustix/src/io/ioctl.rs @@ -0,0 +1,99 @@ +//! The Unix `ioctl` function is effectively lots of different functions +//! hidden behind a single dynamic dispatch interface. In order to provide +//! a type-safe API, rustix makes them all separate functions so that they +//! can have dedicated static type signatures. + +use crate::{imp, io}; +use imp::fd::AsFd; + +/// `ioctl(fd, TIOCEXCL)`—Enables exclusive mode on a terminal. +/// +/// # References +/// - [Linux] +/// +/// [Linux]: https://man7.org/linux/man-pages/man4/tty_ioctl.4.html +#[cfg(not(any(windows, target_os = "redox", target_os = "wasi")))] +#[inline] +#[doc(alias = "TIOCEXCL")] +pub fn ioctl_tiocexcl(fd: Fd) -> io::Result<()> { + imp::io::syscalls::ioctl_tiocexcl(fd.as_fd()) +} + +/// `ioctl(fd, TIOCNXCL)`—Disables exclusive mode on a terminal. +/// +/// # References +/// - [Linux] +/// +/// [Linux]: https://man7.org/linux/man-pages/man4/tty_ioctl.4.html +#[cfg(not(any(windows, target_os = "redox", target_os = "wasi")))] +#[inline] +#[doc(alias = "TIOCNXCL")] +pub fn ioctl_tiocnxcl(fd: Fd) -> io::Result<()> { + imp::io::syscalls::ioctl_tiocnxcl(fd.as_fd()) +} + +/// `ioctl(fd, FIOCLEX)`—Set the close-on-exec flag. +/// +/// Also known as `fcntl(fd, F_SETFD, FD_CLOEXEC)`. +/// +/// # References +/// - [Linux] +/// - [Winsock2] +/// +/// [Linux]: https://man7.org/linux/man-pages/man2/ioctl.2.html +/// [Winsock2]: https://docs.microsoft.com/en-us/windows/win32/api/winsock2/nf-winsock2-ioctlsocket +#[cfg(any(target_os = "ios", target_os = "macos"))] +#[inline] +#[doc(alias = "FIOCLEX")] +#[doc(alias = "FD_CLOEXEC")] +pub fn ioctl_fioclex(fd: Fd) -> io::Result<()> { + imp::io::syscalls::ioctl_fioclex(fd.as_fd()) +} + +/// `ioctl(fd, FIONBIO, &value)`—Enables or disables non-blocking mode. +/// +/// # References +/// - [Linux] +/// - [Winsock2] +/// +/// [Linux]: https://man7.org/linux/man-pages/man2/ioctl.2.html +/// [Winsock2]: https://docs.microsoft.com/en-us/windows/win32/winsock/winsock-ioctls#unix-ioctl-codes +#[inline] +#[doc(alias = "FIONBIO")] +pub fn ioctl_fionbio(fd: Fd, value: bool) -> io::Result<()> { + imp::io::syscalls::ioctl_fionbio(fd.as_fd(), value) +} + +/// `ioctl(fd, FIONREAD)`—Returns the number of bytes ready to be read. +/// +/// The result of this function gets silently coerced into a C `int` +/// by the OS, so it may contain a wrapped value. +/// +/// # References +/// - [Linux] +/// - [Winsock2] +/// +/// [Linux]: https://man7.org/linux/man-pages/man2/ioctl_tty.2.html +/// [Winsock2]: https://docs.microsoft.com/en-us/windows/win32/winsock/winsock-ioctls#unix-ioctl-codes +#[cfg(not(target_os = "redox"))] +#[inline] +#[doc(alias = "FIONREAD")] +pub fn ioctl_fionread(fd: Fd) -> io::Result { + imp::io::syscalls::ioctl_fionread(fd.as_fd()) +} + +/// `ioctl(fd, BLKSSZGET)`—Returns the logical block size of a block device. +#[cfg(any(target_os = "android", target_os = "linux"))] +#[inline] +#[doc(alias = "BLKSSZGET")] +pub fn ioctl_blksszget(fd: Fd) -> io::Result { + imp::io::syscalls::ioctl_blksszget(fd.as_fd()) +} + +/// `ioctl(fd, BLKPBSZGET)`—Returns the physical block size of a block device. +#[cfg(any(target_os = "android", target_os = "linux"))] +#[inline] +#[doc(alias = "BLKPBSZGET")] +pub fn ioctl_blkpbszget(fd: Fd) -> io::Result { + imp::io::syscalls::ioctl_blkpbszget(fd.as_fd()) +} -- cgit v1.2.3