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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-30 18:31:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-30 18:31:44 +0000 |
commit | c23a457e72abe608715ac76f076f47dc42af07a5 (patch) | |
tree | 2772049aaf84b5c9d0ed12ec8d86812f7a7904b6 /vendor/rustix/src/ioctl/bsd.rs | |
parent | Releasing progress-linux version 1.73.0+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-c23a457e72abe608715ac76f076f47dc42af07a5.tar.xz rustc-c23a457e72abe608715ac76f076f47dc42af07a5.zip |
Merging upstream version 1.74.1+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/rustix/src/ioctl/bsd.rs')
-rw-r--r-- | vendor/rustix/src/ioctl/bsd.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/vendor/rustix/src/ioctl/bsd.rs b/vendor/rustix/src/ioctl/bsd.rs new file mode 100644 index 000000000..66b75b54b --- /dev/null +++ b/vendor/rustix/src/ioctl/bsd.rs @@ -0,0 +1,24 @@ +//! `ioctl` opcode behavior for Linux platforms. + +use super::{Direction, RawOpcode}; + +pub(super) const fn compose_opcode( + dir: Direction, + group: RawOpcode, + num: RawOpcode, + size: RawOpcode, +) -> RawOpcode { + let dir = match dir { + Direction::None => NONE, + Direction::Read => READ, + Direction::Write => WRITE, + Direction::ReadWrite => READ | WRITE, + }; + + dir | num | (group << 8) | ((size & IOCPARAM_MASK) << 16) +} + +pub const NONE: RawOpcode = 0x2000_0000; +pub const WRITE: RawOpcode = 0x4000_0000; +pub const READ: RawOpcode = 0x8000_0000; +pub const IOCPARAM_MASK: RawOpcode = 0x1FFF; |