xref: /openbmc/linux/rust/bindings/lib.rs (revision e65e175b)
1 // SPDX-License-Identifier: GPL-2.0
2 
3 //! Bindings.
4 //!
5 //! Imports the generated bindings by `bindgen`.
6 //!
7 //! This crate may not be directly used. If you need a kernel C API that is
8 //! not ported or wrapped in the `kernel` crate, then do so first instead of
9 //! using this crate.
10 
11 #![no_std]
12 #![feature(core_ffi_c)]
13 // See <https://github.com/rust-lang/rust-bindgen/issues/1651>.
14 #![cfg_attr(test, allow(deref_nullptr))]
15 #![cfg_attr(test, allow(unaligned_references))]
16 #![cfg_attr(test, allow(unsafe_op_in_unsafe_fn))]
17 #![allow(
18     clippy::all,
19     missing_docs,
20     non_camel_case_types,
21     non_upper_case_globals,
22     non_snake_case,
23     improper_ctypes,
24     unreachable_pub,
25     unsafe_op_in_unsafe_fn
26 )]
27 
28 mod bindings_raw {
29     // Use glob import here to expose all helpers.
30     // Symbols defined within the module will take precedence to the glob import.
31     pub use super::bindings_helper::*;
32     include!(concat!(
33         env!("OBJTREE"),
34         "/rust/bindings/bindings_generated.rs"
35     ));
36 }
37 
38 // When both a directly exposed symbol and a helper exists for the same function,
39 // the directly exposed symbol is preferred and the helper becomes dead code, so
40 // ignore the warning here.
41 #[allow(dead_code)]
42 mod bindings_helper {
43     // Import the generated bindings for types.
44     include!(concat!(
45         env!("OBJTREE"),
46         "/rust/bindings/bindings_helpers_generated.rs"
47     ));
48 }
49 
50 pub use bindings_raw::*;
51 
52 pub const GFP_KERNEL: gfp_t = BINDINGS_GFP_KERNEL;
53 pub const __GFP_ZERO: gfp_t = BINDINGS___GFP_ZERO;
54