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libc/new/linux_uapi/linux/
can.rs

1//! Header: `uapi/linux/can.h`
2
3pub(crate) mod bcm;
4pub(crate) mod error;
5pub(crate) mod j1939;
6pub(crate) mod raw;
7
8use crate::prelude::*;
9
10pub const CAN_EFF_FLAG: canid_t = 0x80000000;
11pub const CAN_RTR_FLAG: canid_t = 0x40000000;
12pub const CAN_ERR_FLAG: canid_t = 0x20000000;
13
14pub const CAN_SFF_MASK: canid_t = 0x000007FF;
15pub const CAN_EFF_MASK: canid_t = 0x1FFFFFFF;
16pub const CAN_ERR_MASK: canid_t = 0x1FFFFFFF;
17pub const CANXL_PRIO_MASK: crate::canid_t = CAN_SFF_MASK;
18
19pub type canid_t = u32;
20
21pub const CAN_SFF_ID_BITS: c_int = 11;
22pub const CAN_EFF_ID_BITS: c_int = 29;
23pub const CANXL_PRIO_BITS: c_int = CAN_SFF_ID_BITS;
24
25pub type can_err_mask_t = u32;
26
27pub const CAN_MAX_DLC: c_int = 8;
28pub const CAN_MAX_DLEN: usize = 8;
29
30pub const CANFD_MAX_DLC: c_int = 15;
31pub const CANFD_MAX_DLEN: usize = 64;
32
33pub const CANXL_MIN_DLC: c_int = 0;
34pub const CANXL_MAX_DLC: c_int = 2047;
35pub const CANXL_MAX_DLC_MASK: c_int = 0x07FF;
36pub const CANXL_MIN_DLEN: usize = 1;
37pub const CANXL_MAX_DLEN: usize = 2048;
38
39#[automatically_derived]
#[allow(deprecated)]
impl ::core::clone::Clone for can_frame {
    #[inline]
    fn clone(&self) -> can_frame {
        let _: ::core::clone::AssertParamIsClone<canid_t>;
        let _: ::core::clone::AssertParamIsClone<u8>;
        let _: ::core::clone::AssertParamIsClone<Padding<u8>>;
        let _: ::core::clone::AssertParamIsClone<[u8; CAN_MAX_DLEN]>;
        *self
    }
}
#[automatically_derived]
#[allow(deprecated)]
impl ::core::marker::Copy for can_frame { }
#[automatically_derived]
#[allow(deprecated)]
impl ::core::fmt::Debug for can_frame {
    #[inline]
    fn fmt(&self, f: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
        let names: &'static _ =
            &["can_id", "can_dlc", "__pad", "__res0", "len8_dlc", "data"];
        let values: &[&dyn ::core::fmt::Debug] =
            &[&self.can_id, &self.can_dlc, &self.__pad, &self.__res0,
                        &self.len8_dlc, &&self.data];
        ::core::fmt::Formatter::debug_struct_fields_finish(f, "can_frame",
            names, values)
    }
}s! {
40    #[repr(align(8))]
41    pub struct can_frame {
42        pub can_id: canid_t,
43        // FIXME(1.0): this field was renamed to `len` in Linux 5.11
44        pub can_dlc: u8,
45        __pad: Padding<u8>,
46        __res0: u8,
47        pub len8_dlc: u8,
48        pub data: [u8; CAN_MAX_DLEN],
49    }
50}
51
52pub const CANFD_BRS: c_int = 0x01;
53pub const CANFD_ESI: c_int = 0x02;
54pub const CANFD_FDF: c_int = 0x04;
55
56#[automatically_derived]
#[allow(deprecated)]
impl ::core::clone::Clone for canfd_frame {
    #[inline]
    fn clone(&self) -> canfd_frame {
        let _: ::core::clone::AssertParamIsClone<canid_t>;
        let _: ::core::clone::AssertParamIsClone<u8>;
        let _: ::core::clone::AssertParamIsClone<[u8; CANFD_MAX_DLEN]>;
        *self
    }
}
#[automatically_derived]
#[allow(deprecated)]
impl ::core::marker::Copy for canfd_frame { }
#[automatically_derived]
#[allow(deprecated)]
impl ::core::fmt::Debug for canfd_frame {
    #[inline]
    fn fmt(&self, f: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
        let names: &'static _ =
            &["can_id", "len", "flags", "__res0", "__res1", "data"];
        let values: &[&dyn ::core::fmt::Debug] =
            &[&self.can_id, &self.len, &self.flags, &self.__res0,
                        &self.__res1, &&self.data];
        ::core::fmt::Formatter::debug_struct_fields_finish(f, "canfd_frame",
            names, values)
    }
}s! {
57    #[repr(align(8))]
58    pub struct canfd_frame {
59        pub can_id: canid_t,
60        pub len: u8,
61        pub flags: u8,
62        __res0: u8,
63        __res1: u8,
64        pub data: [u8; CANFD_MAX_DLEN],
65    }
66}
67
68pub const CANXL_XLF: c_int = 0x80;
69pub const CANXL_SEC: c_int = 0x01;
70
71#[automatically_derived]
#[allow(deprecated)]
impl ::core::clone::Clone for canxl_frame {
    #[inline]
    fn clone(&self) -> canxl_frame {
        let _: ::core::clone::AssertParamIsClone<canid_t>;
        let _: ::core::clone::AssertParamIsClone<u8>;
        let _: ::core::clone::AssertParamIsClone<u16>;
        let _: ::core::clone::AssertParamIsClone<u32>;
        let _: ::core::clone::AssertParamIsClone<[u8; CANXL_MAX_DLEN]>;
        *self
    }
}
#[automatically_derived]
#[allow(deprecated)]
impl ::core::marker::Copy for canxl_frame { }
#[automatically_derived]
#[allow(deprecated)]
impl ::core::fmt::Debug for canxl_frame {
    #[inline]
    fn fmt(&self, f: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
        let names: &'static _ =
            &["prio", "flags", "sdt", "len", "af", "data"];
        let values: &[&dyn ::core::fmt::Debug] =
            &[&self.prio, &self.flags, &self.sdt, &self.len, &self.af,
                        &&self.data];
        ::core::fmt::Formatter::debug_struct_fields_finish(f, "canxl_frame",
            names, values)
    }
}s! {
72    pub struct canxl_frame {
73        pub prio: canid_t,
74        pub flags: u8,
75        pub sdt: u8,
76        pub len: u16,
77        pub af: u32,
78        pub data: [u8; CANXL_MAX_DLEN],
79    }
80}
81
82pub const CAN_MTU: usize = size_of::<can_frame>();
83pub const CANFD_MTU: usize = size_of::<canfd_frame>();
84pub const CANXL_MTU: usize = size_of::<canxl_frame>();
85// FIXME(offset_of): use `core::mem::offset_of!` once that is available
86// https://github.com/rust-lang/rfcs/pull/3308
87// pub const CANXL_HDR_SIZE: usize = core::mem::offset_of!(canxl_frame, data);
88pub const CANXL_HDR_SIZE: usize = 12;
89pub const CANXL_MIN_MTU: usize = CANXL_HDR_SIZE + 64;
90pub const CANXL_MAX_MTU: usize = CANXL_MTU;
91
92pub const CAN_RAW: c_int = 1;
93pub const CAN_BCM: c_int = 2;
94pub const CAN_TP16: c_int = 3;
95pub const CAN_TP20: c_int = 4;
96pub const CAN_MCNET: c_int = 5;
97pub const CAN_ISOTP: c_int = 6;
98pub const CAN_J1939: c_int = 7;
99pub const CAN_NPROTO: c_int = 8;
100
101pub const SOL_CAN_BASE: c_int = 100;
102
103#[automatically_derived]
impl ::core::clone::Clone for __c_anonymous_sockaddr_can_can_addr {
    #[inline]
    fn clone(&self) -> __c_anonymous_sockaddr_can_can_addr {
        let _: ::core::clone::AssertParamIsCopy<Self>;
        *self
    }
}
#[automatically_derived]
impl ::core::marker::Copy for __c_anonymous_sockaddr_can_can_addr { }
impl ::core::fmt::Debug for __c_anonymous_sockaddr_can_can_addr {
    fn fmt(&self, f: &mut ::core::fmt::Formatter<'_>) -> ::core::fmt::Result {
        f.debug_struct("__c_anonymous_sockaddr_can_can_addr").finish_non_exhaustive()
    }
}s_no_extra_traits! {
104    pub struct sockaddr_can {
105        pub can_family: crate::sa_family_t,
106        pub can_ifindex: c_int,
107        pub can_addr: __c_anonymous_sockaddr_can_can_addr,
108    }
109
110    pub union __c_anonymous_sockaddr_can_can_addr {
111        pub tp: __c_anonymous_sockaddr_can_tp,
112        pub j1939: __c_anonymous_sockaddr_can_j1939,
113    }
114}
115
116#[automatically_derived]
#[allow(deprecated)]
impl ::core::clone::Clone for can_filter {
    #[inline]
    fn clone(&self) -> can_filter {
        let _: ::core::clone::AssertParamIsClone<canid_t>;
        *self
    }
}
#[automatically_derived]
#[allow(deprecated)]
impl ::core::marker::Copy for can_filter { }
#[automatically_derived]
#[allow(deprecated)]
impl ::core::fmt::Debug for can_filter {
    #[inline]
    fn fmt(&self, f: &mut ::core::fmt::Formatter) -> ::core::fmt::Result {
        ::core::fmt::Formatter::debug_struct_field2_finish(f, "can_filter",
            "can_id", &self.can_id, "can_mask", &&self.can_mask)
    }
}s! {
117    pub struct __c_anonymous_sockaddr_can_tp {
118        pub rx_id: canid_t,
119        pub tx_id: canid_t,
120    }
121
122    pub struct __c_anonymous_sockaddr_can_j1939 {
123        pub name: u64,
124        pub pgn: u32,
125        pub addr: u8,
126    }
127
128    pub struct can_filter {
129        pub can_id: canid_t,
130        pub can_mask: canid_t,
131    }
132}
133
134pub const CAN_INV_FILTER: canid_t = 0x20000000;