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package main
import (
"flag"
"fmt"
"os"
"go.einride.tech/can/pkg/dbc"
)
const dev = "can0"
type Signals struct {
tach, speed, an1, an2, an3, an4 *dbc.SignalDef
}
// Flags
var (
// DBC file
dbcFilenameFlag = "dbc"
dbcFilename = flag.String(dbcFilenameFlag, "", "DBC file name")
// Signal names
tachSigFlag = "tachSig"
speedSigFlag = "speedSig"
an1SigFlag = "an1Sig"
an2SigFlag = "an2Sig"
an3SigFlag = "an3Sig"
an4SigFlag = "an4Sig"
tachSig = flag.String(tachSigFlag, "", "tachometer signal name")
speedSig = flag.String(speedSigFlag, "", "speedometer signal name")
an1Sig = flag.String(an1SigFlag, "", "analog channel 1 signal name")
an2Sig = flag.String(an2SigFlag, "", "analog channel 2 signal name")
an3Sig = flag.String(an3SigFlag, "", "analog channel 3 signal name")
an4Sig = flag.String(an4SigFlag, "", "analog channel 4 signal name")
// Calibration tables
// TODO
)
func main() {
// Parse command line args
flag.Parse()
if *dbcFilename == "" {
weprintf("Missing '%s' flag.\n", dbcFilenameFlag)
flag.Usage()
os.Exit(1)
}
sigNames := nonEmpty(*tachSig, *speedSig, *an1Sig, *an2Sig, *an3Sig, *an4Sig)
// Parse signals in DBC file
sigDefs, err := parseSignals(*dbcFilename, sigNames)
if err != nil {
eprintf("Error parsing %s: %v\n", *dbcFilename, err)
}
fmt.Println(sigDefs)
}
func nonEmpty(ss ...string) []string {
r := make([]string, 0, len(ss))
for _, s := range ss {
if s != "" {
r = append(r, s)
}
}
return r
}
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