block_protocol/
fifo.rs

1/* automatically generated by rust-bindgen 0.69.4 */
2
3// Copyright 2023 The Fuchsia Authors. All rights reserved.
4// Use of this source code is governed by a BSD-style license that can be
5// found in the LICENSE file.
6
7// Generated by src/storage/lib/block_protocol/scripts/bindgen.sh
8// Run the above script whenever src/devices/block/drivers/core/block-fifo.h
9// has changed.
10
11#![allow(dead_code)]
12#![allow(non_camel_case_types)]
13#![allow(non_snake_case)]
14#![allow(non_upper_case_globals)]
15
16use zerocopy::{FromBytes, Immutable, IntoBytes, KnownLayout};
17
18pub const _SENTINEL_SLOT_VALUE: u32 = 255;
19pub type zx_status_t = i32;
20pub type reqid_t = u32;
21pub type groupid_t = u16;
22pub type vmoid_t = u16;
23#[repr(C)]
24#[derive(Debug, Default, Copy, Clone, IntoBytes, KnownLayout, FromBytes, Immutable)]
25pub struct BlockFifoCommand {
26    pub opcode: u8,
27    pub padding_to_satisfy_zerocopy: [u8; 3usize],
28    pub flags: u32,
29}
30const _: () = {
31    ["Size of BlockFifoCommand"][::std::mem::size_of::<BlockFifoCommand>() - 8usize];
32    ["Alignment of BlockFifoCommand"][::std::mem::align_of::<BlockFifoCommand>() - 4usize];
33    ["Offset of field: BlockFifoCommand::opcode"]
34        [::std::mem::offset_of!(BlockFifoCommand, opcode) - 0usize];
35    ["Offset of field: BlockFifoCommand::padding_to_satisfy_zerocopy"]
36        [::std::mem::offset_of!(BlockFifoCommand, padding_to_satisfy_zerocopy) - 1usize];
37    ["Offset of field: BlockFifoCommand::flags"]
38        [::std::mem::offset_of!(BlockFifoCommand, flags) - 4usize];
39};
40pub type block_fifo_command_t = BlockFifoCommand;
41#[repr(C)]
42#[derive(Debug, Default, Copy, Clone, IntoBytes, KnownLayout, FromBytes, Immutable)]
43pub struct BlockFifoRequest {
44    pub command: block_fifo_command_t,
45    pub reqid: reqid_t,
46    pub group: groupid_t,
47    pub vmoid: vmoid_t,
48    pub length: u32,
49    pub padding_to_satisfy_zerocopy: u32,
50    pub vmo_offset: u64,
51    pub dev_offset: u64,
52    pub trace_flow_id: u64,
53    pub dun: u32,
54    pub slot: u8,
55    pub padding: [u8; 3usize],
56}
57const _: () = {
58    ["Size of BlockFifoRequest"][::std::mem::size_of::<BlockFifoRequest>() - 56usize];
59    ["Alignment of BlockFifoRequest"][::std::mem::align_of::<BlockFifoRequest>() - 8usize];
60    ["Offset of field: BlockFifoRequest::command"]
61        [::std::mem::offset_of!(BlockFifoRequest, command) - 0usize];
62    ["Offset of field: BlockFifoRequest::reqid"]
63        [::std::mem::offset_of!(BlockFifoRequest, reqid) - 8usize];
64    ["Offset of field: BlockFifoRequest::group"]
65        [::std::mem::offset_of!(BlockFifoRequest, group) - 12usize];
66    ["Offset of field: BlockFifoRequest::vmoid"]
67        [::std::mem::offset_of!(BlockFifoRequest, vmoid) - 14usize];
68    ["Offset of field: BlockFifoRequest::length"]
69        [::std::mem::offset_of!(BlockFifoRequest, length) - 16usize];
70    ["Offset of field: BlockFifoRequest::padding_to_satisfy_zerocopy"]
71        [::std::mem::offset_of!(BlockFifoRequest, padding_to_satisfy_zerocopy) - 20usize];
72    ["Offset of field: BlockFifoRequest::vmo_offset"]
73        [::std::mem::offset_of!(BlockFifoRequest, vmo_offset) - 24usize];
74    ["Offset of field: BlockFifoRequest::dev_offset"]
75        [::std::mem::offset_of!(BlockFifoRequest, dev_offset) - 32usize];
76    ["Offset of field: BlockFifoRequest::trace_flow_id"]
77        [::std::mem::offset_of!(BlockFifoRequest, trace_flow_id) - 40usize];
78    ["Offset of field: BlockFifoRequest::dun"]
79        [::std::mem::offset_of!(BlockFifoRequest, dun) - 48usize];
80    ["Offset of field: BlockFifoRequest::slot"]
81        [::std::mem::offset_of!(BlockFifoRequest, slot) - 52usize];
82    ["Offset of field: BlockFifoRequest::padding"]
83        [::std::mem::offset_of!(BlockFifoRequest, padding) - 53usize];
84};
85#[repr(C)]
86#[derive(Debug, Default, Copy, Clone, IntoBytes, KnownLayout, FromBytes, Immutable)]
87pub struct BlockFifoResponse {
88    pub status: zx_status_t,
89    pub reqid: reqid_t,
90    pub group: groupid_t,
91    pub padding_to_satisfy_zerocopy: u16,
92    pub count: u32,
93    pub padding_to_match_request_size_and_alignment: [u64; 5usize],
94}
95const _: () = {
96    ["Size of BlockFifoResponse"][::std::mem::size_of::<BlockFifoResponse>() - 56usize];
97    ["Alignment of BlockFifoResponse"][::std::mem::align_of::<BlockFifoResponse>() - 8usize];
98    ["Offset of field: BlockFifoResponse::status"]
99        [::std::mem::offset_of!(BlockFifoResponse, status) - 0usize];
100    ["Offset of field: BlockFifoResponse::reqid"]
101        [::std::mem::offset_of!(BlockFifoResponse, reqid) - 4usize];
102    ["Offset of field: BlockFifoResponse::group"]
103        [::std::mem::offset_of!(BlockFifoResponse, group) - 8usize];
104    ["Offset of field: BlockFifoResponse::padding_to_satisfy_zerocopy"]
105        [::std::mem::offset_of!(BlockFifoResponse, padding_to_satisfy_zerocopy) - 10usize];
106    ["Offset of field: BlockFifoResponse::count"]
107        [::std::mem::offset_of!(BlockFifoResponse, count) - 12usize];
108    ["Offset of field: BlockFifoResponse::padding_to_match_request_size_and_alignment"][::std::mem::offset_of!(
109        BlockFifoResponse,
110        padding_to_match_request_size_and_alignment
111    )
112        - 16usize];
113};
block_protocol/fifo.rs

block_protocol/
fifo.rs
