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unix: add can netlink types and constants

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Change-Id: Ie234f26c38a9ced6407f2970fa97b49d18119f06
Reviewed-on: https://go-review.googlesource.com/c/sys/+/387474
Reviewed-by: Matt Layher <mdlayher@gmail.com>
Trust: Matt Layher <mdlayher@gmail.com>
Run-TryBot: Matt Layher <mdlayher@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Trust: Johan Brandhorst-Satzkorn <johan.brandhorst@gmail.com>
This commit is contained in:
Oscar Söderlund
2022-02-22 22:37:54 +01:00
committed by Matt Layher
parent f2425489ef
commit 96fed51e14
4 changed files with 149 additions and 0 deletions
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61
unix/linux/types.go
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@@ -82,6 +82,7 @@ struct termios2 {
#include <linux/blkpg.h>
#include <linux/bpf.h>
#include <linux/can.h>
#include <linux/can/netlink.h>
#include <linux/can/raw.h>
#include <linux/capability.h>
#include <linux/cgroupstats.h>
@@ -426,6 +427,19 @@ struct tipc_service_name {
// From the union.
__u32 domain;
};
// copied from /usr/include/linux/can/netlink.h modified with explicit unsigned chars.
struct my_can_bittiming_const {
uint8_t name[16];
__u32 tseg1_min;
__u32 tseg1_max;
__u32 tseg2_min;
__u32 tseg2_max;
__u32 sjw_max;
__u32 brp_min;
__u32 brp_max;
__u32 brp_inc;
};
*/
import "C"
@@ -3982,3 +3996,50 @@ const (
NL_POLICY_TYPE_ATTR_MASK = C.NL_POLICY_TYPE_ATTR_MASK
NL_POLICY_TYPE_ATTR_MAX = C.NL_POLICY_TYPE_ATTR_MAX
)
// CAN netlink types
type CANBitTiming C.struct_can_bittiming
type CANBitTimingConst C.struct_my_can_bittiming_const
type CANClock C.struct_can_clock
type CANBusErrorCounters C.struct_can_berr_counter
type CANCtrlMode C.struct_can_ctrlmode
type CANDeviceStats C.struct_can_device_stats
// Generated by:
// perl -nlE '/^\s*(CAN_STATE\w+)/ && say "$1 = C.$1"' /usr/include/linux/can/netlink.h
const (
CAN_STATE_ERROR_ACTIVE = C.CAN_STATE_ERROR_ACTIVE
CAN_STATE_ERROR_WARNING = C.CAN_STATE_ERROR_WARNING
CAN_STATE_ERROR_PASSIVE = C.CAN_STATE_ERROR_PASSIVE
CAN_STATE_BUS_OFF = C.CAN_STATE_BUS_OFF
CAN_STATE_STOPPED = C.CAN_STATE_STOPPED
CAN_STATE_SLEEPING = C.CAN_STATE_SLEEPING
CAN_STATE_MAX = C.CAN_STATE_MAX
)
// Generated by:
// perl -nlE '/^\s*(IFLA_CAN\w+)/ && say "$1 = C.$1"' /usr/include/linux/can/netlink.h
const (
IFLA_CAN_UNSPEC = C.IFLA_CAN_UNSPEC
IFLA_CAN_BITTIMING = C.IFLA_CAN_BITTIMING
IFLA_CAN_BITTIMING_CONST = C.IFLA_CAN_BITTIMING_CONST
IFLA_CAN_CLOCK = C.IFLA_CAN_CLOCK
IFLA_CAN_STATE = C.IFLA_CAN_STATE
IFLA_CAN_CTRLMODE = C.IFLA_CAN_CTRLMODE
IFLA_CAN_RESTART_MS = C.IFLA_CAN_RESTART_MS
IFLA_CAN_RESTART = C.IFLA_CAN_RESTART
IFLA_CAN_BERR_COUNTER = C.IFLA_CAN_BERR_COUNTER
IFLA_CAN_DATA_BITTIMING = C.IFLA_CAN_DATA_BITTIMING
IFLA_CAN_DATA_BITTIMING_CONST = C.IFLA_CAN_DATA_BITTIMING_CONST
IFLA_CAN_TERMINATION = C.IFLA_CAN_TERMINATION
IFLA_CAN_TERMINATION_CONST = C.IFLA_CAN_TERMINATION_CONST
IFLA_CAN_BITRATE_CONST = C.IFLA_CAN_BITRATE_CONST
IFLA_CAN_DATA_BITRATE_CONST = C.IFLA_CAN_DATA_BITRATE_CONST
IFLA_CAN_BITRATE_MAX = C.IFLA_CAN_BITRATE_MAX
)

1
unix/mkerrors.sh
View File

@@ -205,6 +205,7 @@ struct ltchars {
#include <linux/bpf.h>
#include <linux/can.h>
#include <linux/can/error.h>
#include <linux/can/netlink.h>
#include <linux/can/raw.h>
#include <linux/capability.h>
#include <linux/cryptouser.h>

12
unix/zerrors_linux.go
View File

@@ -260,6 +260,17 @@ const (
BUS_USB = 0x3
BUS_VIRTUAL = 0x6
CAN_BCM = 0x2
CAN_CTRLMODE_3_SAMPLES = 0x4
CAN_CTRLMODE_BERR_REPORTING = 0x10
CAN_CTRLMODE_CC_LEN8_DLC = 0x100
CAN_CTRLMODE_FD = 0x20
CAN_CTRLMODE_FD_NON_ISO = 0x80
CAN_CTRLMODE_LISTENONLY = 0x2
CAN_CTRLMODE_LOOPBACK = 0x1
CAN_CTRLMODE_ONE_SHOT = 0x8
CAN_CTRLMODE_PRESUME_ACK = 0x40
CAN_CTRLMODE_TDC_AUTO = 0x200
CAN_CTRLMODE_TDC_MANUAL = 0x400
CAN_EFF_FLAG = 0x80000000
CAN_EFF_ID_BITS = 0x1d
CAN_EFF_MASK = 0x1fffffff
@@ -337,6 +348,7 @@ const (
CAN_RTR_FLAG = 0x40000000
CAN_SFF_ID_BITS = 0xb
CAN_SFF_MASK = 0x7ff
CAN_TERMINATION_DISABLED = 0x0
CAN_TP16 = 0x3
CAN_TP20 = 0x4
CAP_AUDIT_CONTROL = 0x1e

75
unix/ztypes_linux.go
View File

@@ -4070,3 +4070,78 @@ const (
NL_POLICY_TYPE_ATTR_MASK = 0xc
NL_POLICY_TYPE_ATTR_MAX = 0xc
)
type CANBitTiming struct {
Bitrate uint32
Sample_point uint32
Tq uint32
Prop_seg uint32
Phase_seg1 uint32
Phase_seg2 uint32
Sjw uint32
Brp uint32
}
type CANBitTimingConst struct {
Name [16]uint8
Tseg1_min uint32
Tseg1_max uint32
Tseg2_min uint32
Tseg2_max uint32
Sjw_max uint32
Brp_min uint32
Brp_max uint32
Brp_inc uint32
}
type CANClock struct {
Freq uint32
}
type CANBusErrorCounters struct {
Txerr uint16
Rxerr uint16
}
type CANCtrlMode struct {
Mask uint32
Flags uint32
}
type CANDeviceStats struct {
Bus_error uint32
Error_warning uint32
Error_passive uint32
Bus_off uint32
Arbitration_lost uint32
Restarts uint32
}
const (
CAN_STATE_ERROR_ACTIVE = 0x0
CAN_STATE_ERROR_WARNING = 0x1
CAN_STATE_ERROR_PASSIVE = 0x2
CAN_STATE_BUS_OFF = 0x3
CAN_STATE_STOPPED = 0x4
CAN_STATE_SLEEPING = 0x5
CAN_STATE_MAX = 0x6
)
const (
IFLA_CAN_UNSPEC = 0x0
IFLA_CAN_BITTIMING = 0x1
IFLA_CAN_BITTIMING_CONST = 0x2
IFLA_CAN_CLOCK = 0x3
IFLA_CAN_STATE = 0x4
IFLA_CAN_CTRLMODE = 0x5
IFLA_CAN_RESTART_MS = 0x6
IFLA_CAN_RESTART = 0x7
IFLA_CAN_BERR_COUNTER = 0x8
IFLA_CAN_DATA_BITTIMING = 0x9
IFLA_CAN_DATA_BITTIMING_CONST = 0xa
IFLA_CAN_TERMINATION = 0xb
IFLA_CAN_TERMINATION_CONST = 0xc
IFLA_CAN_BITRATE_CONST = 0xd
IFLA_CAN_DATA_BITRATE_CONST = 0xe
IFLA_CAN_BITRATE_MAX = 0xf
)