xwrust/
macros.rs

1//! XWOS RUST：宏
2//! ========
3//!
4
5#[allow(unused_macros)]
6macro_rules! xwos_struct {
7    (
8        $(#[$attr:meta])*
9        pub struct $name:ident {
10            $($field:tt)*
11        }
12    ) => (
13        #[repr(C)]
14        #[cfg_attr(target_pointer_width = "32", repr(align(8)))]
15        #[cfg_attr(target_pointer_width = "64", repr(align(16)))]
16        $(#[$attr])*
17        pub struct $name {
18            $($field)*
19        }
20    );
21
22    (
23        $(#[$attr:meta])*
24        pub(crate) struct $name:ident {
25            $($field:tt)*
26        }
27    ) => (
28        #[repr(C)]
29        #[cfg_attr(target_pointer_width = "32", repr(align(8)))]
30        #[cfg_attr(target_pointer_width = "64", repr(align(16)))]
31        $(#[$attr])*
32        pub(crate) struct $name {
33            $($field)*
34        }
35    );
36
37    (
38        $(#[$attr:meta])*
39        struct $name:ident {
40            $($field:tt)*
41        }
42    ) => (
43        #[repr(C)]
44        #[cfg_attr(target_pointer_width = "32", repr(align(8)))]
45        #[cfg_attr(target_pointer_width = "64", repr(align(16)))]
46        $(#[$attr])*
47        struct $name {
48            $($field)*
49        }
50    );
51}
52
53/// 生成GPIO PIN掩码的宏
54///
55/// # 示例
56///
57/// ```rust
58/// let pinmsk: XwSq = pin!(0, 1, 2, 3); // 0b1111
59/// ```
60///
61#[macro_export]
62macro_rules! pin {
63    ($($pos:expr),*) => ($((1 << $pos) | )* 0)
64}
65
66/// 生成位掩码的宏
67///
68/// # 示例
69///
70/// ```rust
71/// let pinmsk: XwSq = bit!(0, 1, 2, 3); // 0b1111
72/// ```
73///
74#[macro_export]
75macro_rules! bit {
76    ($($pos:expr),*) => ($((1 << $pos) | )* 0)
77}
xwrust/macros.rs

xwrust/
macros.rs
