1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
// This file is part of linux-support. It is subject to the license terms in the COPYRIGHT file found in the top-level directory of this distribution and at https://raw.githubusercontent.com/lemonrock/linux-support/master/COPYRIGHT. No part of linux-support, including this file, may be copied, modified, propagated, or distributed except according to the terms contained in the COPYRIGHT file.
// Copyright © 2020 The developers of linux-support. See the COPYRIGHT file in the top-level directory of this distribution and at https://raw.githubusercontent.com/lemonrock/linux-support/master/COPYRIGHT.
// Strictly-speaking, unsized.
#[repr(C)]
pub(super) struct io_uring_probe
{
/// last opcode supported (inclusive).
///
/// Union of `u8` and `IORING_OP`.
pub(super) last_op: u8,
/// length of `ops` array below.
pub(super) ops_len: u8,
resv: u16,
resv2: [u32; 3],
ops: [io_uring_probe_op; IORING_OP::IORING_OP_LAST],
}
impl io_uring_probe
{
#[inline(always)]
pub(super) fn new() -> Self
{
Self
{
last_op: unsafe_uninitialized(),
ops_len: IORING_OP::IORING_OP_LAST as u8,
resv: unsafe_zeroed(),
resv2: unsafe_zeroed(),
ops: unsafe_uninitialized(),
}
}
#[inline(always)]
pub(super) fn ops(&self) -> &[io_uring_probe_op]
{
&self.ops[0 .. self.ops_len as usize]
}
}