linux: add CAN netlink bindings

libc-test/build.rs

@@ -3851,8 +3851,9 @@ fn test_linux(target: &str) {
             "linux/can.h",
             "linux/can/bcm.h",
             "linux/can/error.h",
-            "linux/can/raw.h",
             "linux/can/j1939.h",
+            "linux/can/netlink.h",
+            "linux/can/raw.h",
             "linux/cn_proc.h",
             "linux/connector.h",
             "linux/dccp.h",
@@ -4506,6 +4507,7 @@ fn test_linux(target: &str) {
     });
 
     let c_enums = [
+        "can_state",
         "membarrier_cmd",
         "pid_type",
         "proc_cn_event",

libc-test/semver/linux.txt

@@ -234,6 +234,17 @@ CANXL_SEC
 CANXL_XLF
 CAN_BCM
 CAN_BUS_OFF_THRESHOLD
+CAN_CTRLMODE_3_SAMPLES
+CAN_CTRLMODE_BERR_REPORTING
+CAN_CTRLMODE_CC_LEN8_DLC
+CAN_CTRLMODE_FD
+CAN_CTRLMODE_FD_NON_ISO
+CAN_CTRLMODE_LISTENONLY
+CAN_CTRLMODE_LOOPBACK
+CAN_CTRLMODE_ONE_SHOT
+CAN_CTRLMODE_PRESUME_ACK
+CAN_CTRLMODE_TDC_AUTO
+CAN_CTRLMODE_TDC_MANUAL
 CAN_EFF_FLAG
 CAN_EFF_ID_BITS
 CAN_EFF_MASK
@@ -321,6 +332,13 @@ CAN_RAW_XL_FRAMES
 CAN_RTR_FLAG
 CAN_SFF_ID_BITS
 CAN_SFF_MASK
+CAN_STATE_BUS_OFF
+CAN_STATE_ERROR_ACTIVE
+CAN_STATE_ERROR_PASSIVE
+CAN_STATE_ERROR_WARNING
+CAN_STATE_SLEEPING
+CAN_STATE_STOPPED
+CAN_TERMINATION_DISABLED
 CAN_TP16
 CAN_TP20
 CBAUD
@@ -1058,6 +1076,36 @@ IFLA_AF_SPEC
 IFLA_ALLMULTI
 IFLA_ALT_IFNAME
 IFLA_BROADCAST
+IFLA_CAN_BERR_COUNTER
+IFLA_CAN_BITRATE_CONST
+IFLA_CAN_BITRATE_MAX
+IFLA_CAN_BITTIMING
+IFLA_CAN_BITTIMING_CONST
+IFLA_CAN_CLOCK
+IFLA_CAN_CTRLMODE
+IFLA_CAN_CTRLMODE_EXT
+IFLA_CAN_CTRLMODE_SUPPORTED
+IFLA_CAN_CTRLMODE_UNSPEC
+IFLA_CAN_DATA_BITRATE_CONST
+IFLA_CAN_DATA_BITTIMING
+IFLA_CAN_DATA_BITTIMING_CONST
+IFLA_CAN_RESTART
+IFLA_CAN_RESTART_MS
+IFLA_CAN_STATE
+IFLA_CAN_TDC
+IFLA_CAN_TDC_TDCF
+IFLA_CAN_TDC_TDCF_MAX
+IFLA_CAN_TDC_TDCF_MIN
+IFLA_CAN_TDC_TDCO
+IFLA_CAN_TDC_TDCO_MAX
+IFLA_CAN_TDC_TDCO_MIN
+IFLA_CAN_TDC_TDCV
+IFLA_CAN_TDC_TDCV_MAX
+IFLA_CAN_TDC_TDCV_MIN
+IFLA_CAN_TDC_UNSPEC
+IFLA_CAN_TERMINATION
+IFLA_CAN_TERMINATION_CONST
+IFLA_CAN_UNSPEC
 IFLA_CARRIER
 IFLA_CARRIER_CHANGES
 IFLA_CARRIER_DOWN_COUNT
@@ -3961,9 +4009,16 @@ bcm_timeval
 blkcnt64_t
 brk
 bsearch
+can_berr_counter
+can_bittiming
+can_bittiming_const
+can_clock
+can_ctrlmode
+can_device_stats
 can_err_mask_t
 can_filter
 can_frame
+can_state
 canfd_frame
 canid_t
 canxl_frame

src/new/linux_uapi/linux/can.rs

@@ -3,6 +3,7 @@
 pub(crate) mod bcm;
 pub(crate) mod error;
 pub(crate) mod j1939;
+pub(crate) mod netlink;
 pub(crate) mod raw;
 
 use crate::prelude::*;

src/new/linux_uapi/linux/can/netlink.rs

@@ -0,0 +1,125 @@
+//! Header: `linux/can/netlink.h`
+
+use crate::prelude::*;
+
+s! {
+    pub struct can_bittiming {
+        pub bitrate: u32,
+        pub sample_point: u32,
+        pub tq: u32,
+        pub prop_seg: u32,
+        pub phase_seg1: u32,
+        pub phase_seg2: u32,
+        pub sjw: u32,
+        pub brp: u32,
+    }
+
+    pub struct can_bittiming_const {
+        pub name: [c_char; 16],
+        pub tseg1_min: u32,
+        pub tseg1_max: u32,
+        pub tseg2_min: u32,
+        pub tseg2_max: u32,
+        pub sjw_max: u32,
+        pub brp_min: u32,
+        pub brp_max: u32,
+        pub brp_inc: u32,
+    }
+
+    pub struct can_clock {
+        pub freq: u32,
+    }
+
+    pub struct can_berr_counter {
+        pub txerr: u16,
+        pub rxerr: u16,
+    }
+
+    pub struct can_ctrlmode {
+        pub mask: u32,
+        pub flags: u32,
+    }
+
+    pub struct can_device_stats {
+        pub bus_error: u32,
+        pub error_warning: u32,
+        pub error_passive: u32,
+        pub bus_off: u32,
+        pub arbitration_lost: u32,
+        pub restarts: u32,
+    }
+}
+
+c_enum! {
+    #[repr(c_uint)]
+    pub enum can_state {
+        pub CAN_STATE_ERROR_ACTIVE = 0,
+        pub CAN_STATE_ERROR_WARNING,
+        pub CAN_STATE_ERROR_PASSIVE,
+        pub CAN_STATE_BUS_OFF,
+        pub CAN_STATE_STOPPED,
+        pub CAN_STATE_SLEEPING,
+    }
+}
+
+pub const CAN_CTRLMODE_LOOPBACK: u32 = 0x01;
+pub const CAN_CTRLMODE_LISTENONLY: u32 = 0x02;
+pub const CAN_CTRLMODE_3_SAMPLES: u32 = 0x04;
+pub const CAN_CTRLMODE_ONE_SHOT: u32 = 0x08;
+pub const CAN_CTRLMODE_BERR_REPORTING: u32 = 0x10;
+pub const CAN_CTRLMODE_FD: u32 = 0x20;
+pub const CAN_CTRLMODE_PRESUME_ACK: u32 = 0x40;
+pub const CAN_CTRLMODE_FD_NON_ISO: u32 = 0x80;
+pub const CAN_CTRLMODE_CC_LEN8_DLC: u32 = 0x100;
+pub const CAN_CTRLMODE_TDC_AUTO: u32 = 0x200;
+pub const CAN_CTRLMODE_TDC_MANUAL: u32 = 0x400;
+
+c_enum! {
+    #[repr(c_int)]
+    pub enum #anon {
+        pub IFLA_CAN_UNSPEC = 0,
+        pub IFLA_CAN_BITTIMING,
+        pub IFLA_CAN_BITTIMING_CONST,
+        pub IFLA_CAN_CLOCK,
+        pub IFLA_CAN_STATE,
+        pub IFLA_CAN_CTRLMODE,
+        pub IFLA_CAN_RESTART_MS,
+        pub IFLA_CAN_RESTART,
+        pub IFLA_CAN_BERR_COUNTER,
+        pub IFLA_CAN_DATA_BITTIMING,
+        pub IFLA_CAN_DATA_BITTIMING_CONST,
+        pub IFLA_CAN_TERMINATION,
+        pub IFLA_CAN_TERMINATION_CONST,
+        pub IFLA_CAN_BITRATE_CONST,
+        pub IFLA_CAN_DATA_BITRATE_CONST,
+        pub IFLA_CAN_BITRATE_MAX,
+        pub IFLA_CAN_TDC,
+        pub IFLA_CAN_CTRLMODE_EXT,
+    }
+}
+
+c_enum! {
+    #[repr(c_int)]
+    pub enum #anon {
+        pub IFLA_CAN_TDC_UNSPEC = 0,
+        pub IFLA_CAN_TDC_TDCV_MIN,
+        pub IFLA_CAN_TDC_TDCV_MAX,
+        pub IFLA_CAN_TDC_TDCO_MIN,
+        pub IFLA_CAN_TDC_TDCO_MAX,
+        pub IFLA_CAN_TDC_TDCF_MIN,
+        pub IFLA_CAN_TDC_TDCF_MAX,
+        pub IFLA_CAN_TDC_TDCV,
+        pub IFLA_CAN_TDC_TDCO,
+        pub IFLA_CAN_TDC_TDCF,
+    }
+}
+
+c_enum! {
+    #[repr(c_int)]
+    pub enum #anon {
+        pub IFLA_CAN_CTRLMODE_UNSPEC = 0,
+        pub IFLA_CAN_CTRLMODE_SUPPORTED,
+    }
+}
+
+pub const CAN_TERMINATION_DISABLED: u16 = 0;

src/new/mod.rs

@@ -179,6 +179,7 @@ cfg_if! {
         pub use linux::can::bcm::*;
         pub use linux::can::error::*;
         pub use linux::can::j1939::*;
+        pub use linux::can::netlink::*;
         pub use linux::can::raw::*;
         pub use linux::can::*;
         pub use linux::keyctl::*;