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new: implemented can.obd2 builtin parser

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This commit is contained in:
Simone Margaritelli 2024-08-31 14:01:40 +02:00
parent cf6fba6151
commit c3999d6bb5
11 changed files with 520 additions and 52 deletions
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6
modules/can/can.go
View file

@ -20,6 +20,7 @@ type CANModule struct {
filter string
filterExpr *bexpr.Evaluator
dbc *DBC
obd2 *OBD2
conn net.Conn
recv *socketcan.Receiver
send *socketcan.Transmitter
@ -30,6 +31,7 @@ func NewCanModule(s *session.Session) *CANModule {
SessionModule: session.NewSessionModule("can", s),
filter: "",
dbc: &DBC{},
obd2: &OBD2{},
filterExpr: nil,
transport: "can",
deviceName: "can0",
@ -61,6 +63,10 @@ func NewCanModule(s *session.Session) *CANModule {
"",
"Optional boolean expression to select frames to report."))
mod.AddParam(session.NewBoolParameter("can.parse.obd2",
"false",
"Enable built in OBD2 PID parsing."))
mod.AddHandler(session.NewModuleHandler("can.recon on", "",
"Start CAN-bus discovery.",
func(args []string) error {

18
modules/can/can_dbc.go
View file

@ -6,7 +6,6 @@ import (
"sync"
"github.com/evilsocket/islazy/str"
"go.einride.tech/can"
"go.einride.tech/can/pkg/descriptor"
)
@ -54,7 +53,7 @@ func (dbc *DBC) LoadData(mod *CANModule, name string, input []byte) error {
return nil
}
func (dbc *DBC) Parse(mod *CANModule, frame can.Frame, msg *Message) bool {
func (dbc *DBC) Parse(mod *CANModule, msg *Message) bool {
dbc.RLock()
defer dbc.RUnlock()
@ -64,7 +63,7 @@ func (dbc *DBC) Parse(mod *CANModule, frame can.Frame, msg *Message) bool {
}
// if the database contains this message id
if message, found := dbc.db.Message(frame.ID); found {
if message, found := dbc.db.Message(msg.Frame.ID); found {
msg.Name = message.Name
// find source full info in DBC nodes
@ -76,24 +75,21 @@ func (dbc *DBC) Parse(mod *CANModule, frame can.Frame, msg *Message) bool {
}
// add CAN source if new
_, msg.Source = mod.Session.CAN.AddIfNew(sourceName, sourceDesc, frame.Data[:])
msg.Signals = make(map[string]string)
_, msg.Source = mod.Session.CAN.AddIfNew(sourceName, sourceDesc, msg.Frame.Data[:])
// parse signals
for _, signal := range message.Signals {
var value string
if signal.Length <= 32 && signal.IsFloat {
value = fmt.Sprintf("%f", signal.UnmarshalFloat(frame.Data))
value = fmt.Sprintf("%f", signal.UnmarshalFloat(msg.Frame.Data))
} else if signal.Length == 1 {
value = fmt.Sprintf("%v", signal.UnmarshalBool(frame.Data))
value = fmt.Sprintf("%v", signal.UnmarshalBool(msg.Frame.Data))
} else if signal.IsSigned {
value = fmt.Sprintf("%d", signal.UnmarshalSigned(frame.Data))
value = fmt.Sprintf("%d", signal.UnmarshalSigned(msg.Frame.Data))
} else {
value = fmt.Sprintf("%d", signal.UnmarshalUnsigned(frame.Data))
value = fmt.Sprintf("%d", signal.UnmarshalUnsigned(msg.Frame.Data))
}
msg.Signals[signal.Name] = str.Trim(fmt.Sprintf("%s %s", value, signal.Unit))
}

3
modules/can/can_dump_reader.go
View file

@ -55,8 +55,7 @@ func (mod *CANModule) startDumpReader() error {
scanner := bufio.NewScanner(file)
for scanner.Scan() {
line := str.Trim(scanner.Text())
if line != "" {
if line := str.Trim(scanner.Text()); line != "" {
if m := dumpLineParser.FindStringSubmatch(line); len(m) != 4 {
mod.Warning("unexpected line: '%s' -> %d matches", line, len(m))
} else if timeval, err := parseTimeval(m[1]); err != nil {

24
modules/can/can_message.go Normal file
View file

@ -0,0 +1,24 @@
package can
import (
"github.com/bettercap/bettercap/v2/network"
"go.einride.tech/can"
)
type Message struct {
// the raw frame
Frame can.Frame
// parsed as OBD2
OBD2 *OBD2Message
// parsed from DBC
Name string
Source *network.CANDevice
Signals map[string]string
}
func NewCanMessage(frame can.Frame) Message {
return Message{
Frame: frame,
Signals: make(map[string]string),
}
}

54
modules/can/can_obd2.go Normal file
View file

@ -0,0 +1,54 @@
package can
import (
"fmt"
"sync"
)
type OBD2 struct {
sync.RWMutex
enabled bool
}
func (obd *OBD2) Enabled() bool {
obd.RLock()
defer obd.RUnlock()
return obd.enabled
}
func (obd *OBD2) Enable(enable bool) {
obd.RLock()
defer obd.RUnlock()
obd.enabled = enable
}
func (obd *OBD2) Parse(mod *CANModule, msg *Message) bool {
obd.RLock()
defer obd.RUnlock()
// did we load any DBC database?
if !obd.enabled {
return false
}
odbMessage := &OBD2Message{}
if msg.Frame.ID == OBD2BroadcastRequestID {
// parse as request
if odbMessage.ParseRequest(msg.Frame) {
msg.OBD2 = odbMessage
return true
}
} else if msg.Frame.ID >= OBD2ECUResponseMinID && msg.Frame.ID <= OBD2ECUResponseMaxID {
// parse as response
if odbMessage.ParseResponse(msg.Frame) {
msg.OBD2 = odbMessage
// add CAN source if new
_, msg.Source = mod.Session.CAN.AddIfNew(fmt.Sprintf("ECU_%d", odbMessage.ECU), "", msg.Frame.Data[:])
return true
}
}
return false
}

72
modules/can/can_obd2_message.go Normal file
View file

@ -0,0 +1,72 @@
package can
import (
"fmt"
)
// https://en.wikipedia.org/wiki/OBD-II_PIDs
// https://www.csselectronics.com/pages/obd2-explained-simple-intro
// https://www.csselectronics.com/pages/obd2-pid-table-on-board-diagnostics-j1979
// https://stackoverflow.com/questions/40826932/how-can-i-get-mode-pids-from-raw-obd2-identifier-11-or-29-bit
// https://github.com/ejvaughan/obdii/blob/master/src/OBDII.c
// TODO: add support for 29bit identifiers
const OBD2BroadcastRequestID = 0x7DF
const OBD2ECUResponseMinID = 0x7E0
const OBD2ECUResponseMaxID = 0x7EF
type OBD2Service uint8
func (s OBD2Service) String() string {
switch s {
case 0x01:
return "Show current data"
case 0x02:
return "Show freeze frame data"
case 0x03:
return "Show stored Diagnostic Trouble Codes"
case 0x04:
return "Clear Diagnostic Trouble Codes and stored values"
case 0x05:
return "Test results, oxygen sensor monitoring (non CAN only)"
case 0x06:
return "Test results, other component/system monitoring (Test results, oxygen sensor monitoring for CAN only)"
case 0x07:
return "Show pending Diagnostic Trouble Codes (detected during current or last driving cycle)"
case 0x08:
return "Control operation of on-board component/system"
case 0x09:
return "Request vehicle information"
case 0x0A:
return "Permanent Diagnostic Trouble Codes (DTCs) (Cleared DTCs)"
}
return fmt.Sprintf("service 0x%x", uint8(s))
}
type OBD2MessageType uint8
const (
OBD2MessageTypeRequest OBD2MessageType = iota
OBD2MessageTypeResponse
)
func (t OBD2MessageType) String() string {
if t == OBD2MessageTypeRequest {
return "request"
} else {
return "response"
}
}
type OBD2Message struct {
Type OBD2MessageType
ECU uint8
Service OBD2Service
PID OBD2PID
Size uint8
Data []uint8
}

247
modules/can/can_obd2_pid_request.go Normal file
View file

@ -0,0 +1,247 @@
package can
import (
"encoding/binary"
"fmt"
"go.einride.tech/can"
)
var servicePIDS = map[uint8]map[uint16]string{
0x01: {
0x0: "PIDs supported [$01 - $20]",
0x1: "Monitor status since DTCs cleared.",
0x2: "DTC that caused freeze frame to be stored.",
0x3: "Fuel system status",
0x4: "Calculated engine load",
0x5: "Engine coolant temperature",
0x6: "Short term fuel trim (STFT)—Bank 1",
0x7: "Long term fuel trim (LTFT)—Bank 1",
0x8: "Short term fuel trim (STFT)—Bank 2",
0x9: "Long term fuel trim (LTFT)—Bank 2",
0x0A: "Fuel pressure (gauge pressure)",
0x0B: "Intake manifold absolute pressure",
0x0C: "Engine speed",
0x0D: "Vehicle speed",
0x0E: "Timing advance",
0x0F: "Intake air temperature",
0x10: "Mass air flow sensor (MAF) air flow rate",
0x11: "Throttle position",
0x12: "Commanded secondary air status",
0x13: "Oxygen sensors present",
0x14: "Oxygen Sensor 1",
0x15: "Oxygen Sensor 2",
0x16: "Oxygen Sensor 3",
0x17: "Oxygen Sensor 4",
0x18: "Oxygen Sensor 5",
0x19: "Oxygen Sensor 6",
0x1A: "Oxygen Sensor 7",
0x1B: "Oxygen Sensor 8",
0x1C: "OBD standards this vehicle conforms to",
0x1D: "Oxygen sensors present",
0x1E: "Auxiliary input status",
0x1F: "Run time since engine start",
0x20: "PIDs supported [$21 - $40]",
0x21: "Distance traveled with malfunction indicator lamp (MIL) on",
0x22: "Fuel Rail Pressure (relative to manifold vacuum)",
0x23: "Fuel Rail Gauge Pressure (diesel, or gasoline direct injection)",
0x24: "Oxygen Sensor 1",
0x25: "Oxygen Sensor 2",
0x26: "Oxygen Sensor 3",
0x27: "Oxygen Sensor 4",
0x28: "Oxygen Sensor 5",
0x29: "Oxygen Sensor 6",
0x2A: "Oxygen Sensor 7",
0x2B: "Oxygen Sensor 8",
0x2C: "Commanded EGR",
0x2D: "EGR Error",
0x2E: "Commanded evaporative purge",
0x2F: "Fuel Tank Level Input",
0x30: "Warm-ups since codes cleared",
0x31: "Distance traveled since codes cleared",
0x32: "Evap. System Vapor Pressure",
0x33: "Absolute Barometric Pressure",
0x34: "Oxygen Sensor 1",
0x35: "Oxygen Sensor 2",
0x36: "Oxygen Sensor 3",
0x37: "Oxygen Sensor 4",
0x38: "Oxygen Sensor 5",
0x39: "Oxygen Sensor 6",
0x3A: "Oxygen Sensor 7",
0x3B: "Oxygen Sensor 8",
0x3C: "Catalyst Temperature: Bank 1, Sensor 1",
0x3D: "Catalyst Temperature: Bank 2, Sensor 1",
0x3E: "Catalyst Temperature: Bank 1, Sensor 2",
0x3F: "Catalyst Temperature: Bank 2, Sensor 2",
0x40: "PIDs supported [$41 - $60]",
0x41: "Monitor status this drive cycle",
0x42: "Control module voltage",
0x43: "Absolute load value",
0x44: "Commanded Air-Fuel Equivalence Ratio (lambda,λ)",
0x45: "Relative throttle position",
0x46: "Ambient air temperature",
0x47: "Absolute throttle position B",
0x48: "Absolute throttle position C",
0x49: "Accelerator pedal position D",
0x4A: "Accelerator pedal position E",
0x4B: "Accelerator pedal position F",
0x4C: "Commanded throttle actuator",
0x4D: "Time run with MIL on",
0x4E: "Time since trouble codes cleared",
0x4F: "Maximum value for Fuel–Air equivalence ratio, oxygen sensor voltage, oxygen sensor current, and intake manifold absolute pressure",
0x50: "Maximum value for air flow rate from mass air flow sensor",
0x51: "Fuel Type",
0x52: "Ethanol fuel %",
0x53: "Absolute Evap system Vapor Pressure",
0x54: "Evap system vapor pressure",
0x55: "Short term secondary oxygen sensor trim, A: bank 1, B: bank 3",
0x56: "Long term secondary oxygen sensor trim, A: bank 1, B: bank 3",
0x57: "Short term secondary oxygen sensor trim, A: bank 2, B: bank 4",
0x58: "Long term secondary oxygen sensor trim, A: bank 2, B: bank 4",
0x59: "Fuel rail absolute pressure",
0x5A: "Relative accelerator pedal position",
0x5B: "Hybrid battery pack remaining life",
0x5C: "Engine oil temperature",
0x5D: "Fuel injection timing",
0x5E: "Engine fuel rate",
0x5F: "Emission requirements to which vehicle is designed",
0x60: "PIDs supported [$61 - $80]",
0x61: "Driver's demand engine - percent torque",
0x62: "Actual engine - percent torque",
0x63: "Engine reference torque",
0x64: "Engine percent torque data",
0x65: "Auxiliary input / output supported",
0x66: "Mass air flow sensor",
0x67: "Engine coolant temperature",
0x68: "Intake air temperature sensor",
0x69: "Actual EGR, Commanded EGR, and EGR Error",
0x6A: "Commanded Diesel intake air flow control and relative intake air flow position",
0x6B: "Exhaust gas recirculation temperature",
0x6C: "Commanded throttle actuator control and relative throttle position",
0x6D: "Fuel pressure control system",
0x6E: "Injection pressure control system",
0x6F: "Turbocharger compressor inlet pressure",
0x70: "Boost pressure control",
0x71: "Variable Geometry turbo (VGT) control",
0x72: "Wastegate control",
0x73: "Exhaust pressure",
0x74: "Turbocharger RPM",
0x75: "Turbocharger temperature",
0x76: "Turbocharger temperature",
0x77: "Charge air cooler temperature (CACT)",
0x78: "Exhaust Gas temperature (EGT) Bank 1",
0x79: "Exhaust Gas temperature (EGT) Bank 2",
0x7A: "Diesel particulate filter (DPF)differential pressure",
0x7B: "Diesel particulate filter (DPF)",
0x7C: "Diesel Particulate filter (DPF) temperature",
0x7D: "NOx NTE (Not-To-Exceed) control area status",
0x7E: "PM NTE (Not-To-Exceed) control area status",
0x7F: "Engine run time [b]",
0x80: "PIDs supported [$81 - $A0]",
0x81: "Engine run time for Auxiliary Emissions Control Device(AECD)",
0x82: "Engine run time for Auxiliary Emissions Control Device(AECD)",
0x83: "NOx sensor",
0x84: "Manifold surface temperature",
0x85: "NOx reagent system",
0x86: "Particulate matter (PM) sensor",
0x87: "Intake manifold absolute pressure",
0x88: "SCR Induce System",
0x89: "Run Time for AECD #11-#15",
0x8A: "Run Time for AECD #16-#20",
0x8B: "Diesel Aftertreatment",
0x8C: "O2 Sensor (Wide Range)",
0x8D: "Throttle Position G",
0x8E: "Engine Friction - Percent Torque",
0x8F: "PM Sensor Bank 1 & 2",
0x90: "WWH-OBD Vehicle OBD System Information",
0x91: "WWH-OBD Vehicle OBD System Information",
0x92: "Fuel System Control",
0x93: "WWH-OBD Vehicle OBD Counters support",
0x94: "NOx Warning And Inducement System",
0x98: "Exhaust Gas Temperature Sensor",
0x99: "Exhaust Gas Temperature Sensor",
0x9A: "Hybrid/EV Vehicle System Data, Battery, Voltage",
0x9B: "Diesel Exhaust Fluid Sensor Data",
0x9C: "O2 Sensor Data",
0x9D: "Engine Fuel Rate",
0x9E: "Engine Exhaust Flow Rate",
0x9F: "Fuel System Percentage Use",
0xA0: "PIDs supported [$A1 - $C0]",
0xA1: "NOx Sensor Corrected Data",
0xA2: "Cylinder Fuel Rate",
0xA3: "Evap System Vapor Pressure",
0xA4: "Transmission Actual Gear",
0xA5: "Commanded Diesel Exhaust Fluid Dosing",
0xA6: "Odometer [c]",
0xA7: "NOx Sensor Concentration Sensors 3 and 4",
0xA8: "NOx Sensor Corrected Concentration Sensors 3 and 4",
0xA9: "ABS Disable Switch State",
0xC0: "PIDs supported [$C1 - $E0]",
0xC3: "Fuel Level Input A/B",
0xC4: "Exhaust Particulate Control System Diagnostic Time/Count",
0xC5: "Fuel Pressure A and B",
0xC6: "Multiple system counters",
0xC7: "Distance Since Reflash or Module Replacement",
0xC8: "NOx Control Diagnostic (NCD) and Particulate Control Diagnostic (PCD) Warning Lamp status",
},
}
type OBD2PID struct {
ID uint16
Name string
}
func (p OBD2PID) String() string {
if p.Name != "" {
return p.Name
}
return fmt.Sprintf("pid 0x%d", p.ID)
}
func lookupPID(svcID uint8, data []uint8) OBD2PID {
if len(data) == 1 {
data = []byte{
0x00,
data[0],
}
}
pid := OBD2PID{
ID: binary.BigEndian.Uint16(data),
}
// resolve service
if svc, found := servicePIDS[svcID]; found {
// resolve PID name
if name, found := svc[pid.ID]; found {
pid.Name = name
}
}
return pid
}
func (msg *OBD2Message) ParseRequest(frame can.Frame) bool {
svcID := frame.Data[1]
// validate service / mode
if svcID > 0x0a {
return false
}
msgSize := frame.Data[0]
// validate data size
if msgSize > 6 {
return false
}
data := frame.Data[2 : 1+msgSize]
msg.PID = lookupPID(svcID, data)
msg.Type = OBD2MessageTypeRequest
msg.ECU = 0xff // broadcast
msg.Size = msgSize - 1
msg.Service = OBD2Service(svcID)
msg.Data = data
return true
}

25
modules/can/can_obd2_pid_response.go Normal file
View file

@ -0,0 +1,25 @@
package can
import (
"go.einride.tech/can"
)
func (msg *OBD2Message) ParseResponse(frame can.Frame) bool {
msgSize := frame.Data[0]
// validate data size
if msgSize > 7 {
// fmt.Printf("invalid response size %d\n", msgSize)
return false
}
svcID := frame.Data[1] - 0x40
msg.Type = OBD2MessageTypeResponse
msg.ECU = uint8(uint16(frame.ID) - uint16(OBD2ECUResponseMinID))
msg.Size = msgSize - 3
msg.Service = OBD2Service(svcID)
msg.PID = lookupPID(svcID, []uint8{frame.Data[2]})
msg.Data = frame.Data[3 : 3+msg.Size]
return true
}

22
modules/can/can_recon.go
View file

@ -3,7 +3,6 @@ package can
import (
"errors"
"github.com/bettercap/bettercap/v2/network"
"github.com/bettercap/bettercap/v2/session"
"github.com/evilsocket/islazy/tui"
"github.com/hashicorp/go-bexpr"
@ -11,15 +10,9 @@ import (
"go.einride.tech/can/pkg/socketcan"
)
type Message struct {
Frame can.Frame
Name string
Source *network.CANDevice
Signals map[string]string
}
func (mod *CANModule) Configure() error {
var err error
var parseOBD bool
if mod.Running() {
return session.ErrAlreadyStarted(mod.Name())
@ -29,6 +22,8 @@ func (mod *CANModule) Configure() error {
return err
} else if err, mod.dumpInject = mod.BoolParam("can.dump.inject"); err != nil {
return err
} else if err, parseOBD = mod.BoolParam("can.parse.obd2"); err != nil {
return err
} else if err, mod.transport = mod.StringParam("can.transport"); err != nil {
return err
} else if mod.transport != "can" && mod.transport != "udp" {
@ -37,6 +32,8 @@ func (mod *CANModule) Configure() error {
return err
}
mod.obd2.Enable(parseOBD)
if mod.filter != "" {
if mod.filterExpr, err = bexpr.CreateEvaluator(mod.filter); err != nil {
return err
@ -77,12 +74,13 @@ func (mod *CANModule) isFilteredOut(frame can.Frame, msg Message) bool {
}
func (mod *CANModule) onFrame(frame can.Frame) {
msg := Message{
Frame: frame,
}
msg := NewCanMessage(frame)
// try to parse with DBC if we have any
mod.dbc.Parse(mod, frame, &msg)
if !mod.dbc.Parse(mod, &msg) {
// not parsed, if enabled try ODB2
mod.obd2.Parse(mod, &msg)
}
if !mod.isFilteredOut(frame, msg) {
mod.Session.Events.Add("can.message", msg)

99
modules/events_stream/events_view_can.go
View file

@ -13,37 +13,84 @@ import (
"github.com/evilsocket/islazy/tui"
)
func (mod *EventsStream) viewCANEvent(output io.Writer, e session.Event) {
if e.Tag == "can.device.new" {
dev := e.Data.(*network.CANDevice)
fmt.Fprintf(output, "[%s] [%s] new CAN device %s (%s) detected.\n",
func (mod *EventsStream) viewCANDeviceNew(output io.Writer, e session.Event) {
dev := e.Data.(*network.CANDevice)
fmt.Fprintf(output, "[%s] [%s] new CAN device %s (%s) detected.\n",
e.Time.Format(mod.timeFormat),
tui.Green(e.Tag),
tui.Bold(dev.Name),
tui.Dim(dev.Description))
}
func (mod *EventsStream) viewCANRawMessage(output io.Writer, e session.Event) {
msg := e.Data.(can.Message)
fmt.Fprintf(output, "[%s] [%s] %s <0x%x> (%s): %s\n",
e.Time.Format(mod.timeFormat),
tui.Green(e.Tag),
tui.Dim("raw"),
msg.Frame.ID,
tui.Dim(humanize.Bytes(uint64(msg.Frame.Length))),
hex.EncodeToString(msg.Frame.Data[:msg.Frame.Length]))
}
func (mod *EventsStream) viewCANDBCMessage(output io.Writer, e session.Event) {
msg := e.Data.(can.Message)
src := ""
if msg.Source != nil && msg.Source.Name != "" {
src = fmt.Sprintf(" from %s", msg.Source.Name)
}
fmt.Fprintf(output, "[%s] [%s] (dbc) <0x%x> %s (%s)%s:\n",
e.Time.Format(mod.timeFormat),
tui.Green(e.Tag),
msg.Frame.ID,
msg.Name,
tui.Dim(humanize.Bytes(uint64(msg.Frame.Length))),
tui.Bold(src))
for name, value := range msg.Signals {
fmt.Fprintf(output, " %s : %s\n", name, value)
}
}
func (mod *EventsStream) viewCANOBDMessage(output io.Writer, e session.Event) {
msg := e.Data.(can.Message)
obd2 := msg.OBD2
if obd2.Type == can.OBD2MessageTypeRequest {
fmt.Fprintf(output, "[%s] [%s] %s : %s > %s\n",
e.Time.Format(mod.timeFormat),
tui.Green(e.Tag),
tui.Bold(dev.Name),
tui.Dim(dev.Description))
tui.Yellow("obd2.request"),
obd2.Service, obd2.PID)
} else {
fmt.Fprintf(output, "[%s] [%s] %s : %s > %s > %s : 0x%x\n",
e.Time.Format(mod.timeFormat),
tui.Green(e.Tag),
tui.Yellow("obd2.response"),
tui.Bold(msg.Source.Name),
obd2.Service, obd2.PID,
obd2.Data)
}
}
func (mod *EventsStream) viewCANEvent(output io.Writer, e session.Event) {
if e.Tag == "can.device.new" {
mod.viewCANDeviceNew(output, e)
} else if e.Tag == "can.message" {
msg := e.Data.(can.Message)
// unparsed
if msg.Name == "" {
fmt.Fprintf(output, "[%s] [%s] <id %d> (%s): %s\n",
e.Time.Format(mod.timeFormat),
tui.Green(e.Tag),
msg.Frame.ID,
tui.Dim(humanize.Bytes(uint64(msg.Frame.Length))),
hex.EncodeToString(msg.Frame.Data[:msg.Frame.Length]))
if msg.OBD2 != nil {
// OBD-2 PID
mod.viewCANOBDMessage(output, e)
} else if msg.Name != "" {
// parsed from DBC
mod.viewCANDBCMessage(output, e)
} else {
fmt.Fprintf(output, "[%s] [%s] <id %d> %s (%s) from %s:\n",
e.Time.Format(mod.timeFormat),
tui.Green(e.Tag),
msg.Frame.ID,
msg.Name,
tui.Dim(humanize.Bytes(uint64(msg.Frame.Length))),
tui.Bold(msg.Source.Name))
for name, value := range msg.Signals {
fmt.Fprintf(output, " %s : %s\n", name, value)
}
// raw unparsed frame
mod.viewCANRawMessage(output, e)
}
} else {
fmt.Fprintf(output, "[%s] [%s] %v\n", e.Time.Format(mod.timeFormat), tui.Green(e.Tag), e)

2
modules/ui/ui

@ -1 +1 @@
Subproject commit 6e126c470e97542d724927ba975011244127dbb1
Subproject commit c671b0be70074e918788fe9f9fd19a5d35bf79dc