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linux: Export ioctl request generator macros #4325

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Merged
merged 1 commit into from
Mar 12, 2025
Merged

linux: Export ioctl request generator macros #4325

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4 changes: 4 additions & 0 deletions libc-test/semver/linux.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -3548,9 +3548,13 @@ _CS_POSIX_V7_LPBIG_OFFBIG_LDFLAGS
_CS_POSIX_V7_LPBIG_OFFBIG_LIBS
_CS_POSIX_V7_LPBIG_OFFBIG_LINTFLAGS
_CS_POSIX_V7_WIDTH_RESTRICTED_ENVS
_IO
_IOFBF
_IOLBF
_IONBF
_IOR
_IOW
_IOWR
_PC_2_SYMLINKS
_PC_ALLOC_SIZE_MIN
_PC_ASYNC_IO
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8 changes: 4 additions & 4 deletions src/unix/linux_like/linux/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -5893,22 +5893,22 @@ const fn _IOC(dir: u32, ty: u32, nr: u32, size: usize) -> u32 {
}

/// Build an ioctl number for an argumentless ioctl.
pub(crate) const fn _IO(ty: u32, nr: u32) -> u32 {
pub const fn _IO(ty: u32, nr: u32) -> u32 {
_IOC(_IOC_NONE, ty, nr, 0)
}

/// Build an ioctl number for an read-only ioctl.
pub(crate) const fn _IOR<T>(ty: u32, nr: u32) -> u32 {
pub const fn _IOR<T>(ty: u32, nr: u32) -> u32 {
_IOC(_IOC_READ, ty, nr, size_of::<T>())
}

/// Build an ioctl number for an write-only ioctl.
pub(crate) const fn _IOW<T>(ty: u32, nr: u32) -> u32 {
pub const fn _IOW<T>(ty: u32, nr: u32) -> u32 {
_IOC(_IOC_WRITE, ty, nr, size_of::<T>())
}

/// Build an ioctl number for a read-write ioctl.
pub(crate) const fn _IOWR<T>(ty: u32, nr: u32) -> u32 {
pub const fn _IOWR<T>(ty: u32, nr: u32) -> u32 {
_IOC(_IOC_READ | _IOC_WRITE, ty, nr, size_of::<T>())
}

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