diff options
Diffstat (limited to 'vendor/rustix/src/backend/linux_raw/pty/syscalls.rs')
-rw-r--r-- | vendor/rustix/src/backend/linux_raw/pty/syscalls.rs | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/vendor/rustix/src/backend/linux_raw/pty/syscalls.rs b/vendor/rustix/src/backend/linux_raw/pty/syscalls.rs deleted file mode 100644 index b64344f..0000000 --- a/vendor/rustix/src/backend/linux_raw/pty/syscalls.rs +++ /dev/null @@ -1,43 +0,0 @@ -//! linux_raw syscalls supporting `rustix::pty`. -//! -//! # Safety -//! -//! See the `rustix::backend` module documentation for details. -#![allow(unsafe_code, clippy::undocumented_unsafe_blocks)] - -use crate::backend::conv::{by_ref, c_uint, ret}; -use crate::fd::BorrowedFd; -use crate::io; -use linux_raw_sys::ioctl::TIOCSPTLCK; -#[cfg(feature = "alloc")] -use { - crate::backend::c, crate::ffi::CString, crate::path::DecInt, alloc::vec::Vec, - core::mem::MaybeUninit, linux_raw_sys::ioctl::TIOCGPTN, -}; - -#[cfg(feature = "alloc")] -#[inline] -pub(crate) fn ptsname(fd: BorrowedFd<'_>, mut buffer: Vec<u8>) -> io::Result<CString> { - unsafe { - let mut n = MaybeUninit::<c::c_int>::uninit(); - ret(syscall!(__NR_ioctl, fd, c_uint(TIOCGPTN), &mut n))?; - - buffer.clear(); - buffer.extend_from_slice(b"/dev/pts/"); - buffer.extend_from_slice(DecInt::new(n.assume_init()).as_bytes()); - buffer.push(b'\0'); - Ok(CString::from_vec_with_nul_unchecked(buffer)) - } -} - -#[inline] -pub(crate) fn unlockpt(fd: BorrowedFd<'_>) -> io::Result<()> { - unsafe { - ret(syscall_readonly!( - __NR_ioctl, - fd, - c_uint(TIOCSPTLCK), - by_ref(&0) - )) - } -} |