feat: support vxcan with candevice

samuelbrian · Jassob · commit a56f063f9e6f · 2025-08-22T07:50:56.000+02:00
Only the type check needs to be updated to allow the candevice module to
support VXCAN devices.
diff --git a/pkg/candevice/device_linux.go b/pkg/candevice/device_linux.go
@@ -13,8 +13,9 @@ import (
 )
 
 const (
-	CanLinkType  = "can"
-	VcanLinkType = "vcan"
+	CanLinkType   = "can"
+	VcanLinkType  = "vcan"
+	VxcanLinkType = "vxcan"
 )
 
 const (
@@ -545,7 +546,7 @@ func (li *linkInfoMsg) decode(nad *netlink.AttributeDecoder) error {
 		switch nad.Type() {
 		case unix.IFLA_INFO_KIND:
 			li.linkType = nad.String()
-			if (li.linkType != CanLinkType) && (li.linkType != VcanLinkType) {
+			if (li.linkType != CanLinkType) && (li.linkType != VcanLinkType) && (li.linkType != VxcanLinkType) {
 				return fmt.Errorf("not a CAN interface")
 			}
 		case unix.IFLA_INFO_DATA:

Original file line number	Diff line number	Diff line change
`@@ -13,8 +13,9 @@ import (`
`13`	`13`	`)`
`14`	`14`
`15`	`15`	`const (`
`16`		`- CanLinkType = "can"`
`17`		`- VcanLinkType = "vcan"`
	`16`	`+ CanLinkType = "can"`
	`17`	`+ VcanLinkType = "vcan"`
	`18`	`+ VxcanLinkType = "vxcan"`
`18`	`19`	`)`
`19`	`20`
`20`	`21`	`const (`
`@@ -545,7 +546,7 @@ func (li linkInfoMsg) decode(nad netlink.AttributeDecoder) error {`
`545`	`546`	`switch nad.Type() {`
`546`	`547`	`case unix.IFLA_INFO_KIND:`
`547`	`548`	`li.linkType = nad.String()`
`548`		`- if (li.linkType != CanLinkType) && (li.linkType != VcanLinkType) {`
	`549`	`+ if (li.linkType != CanLinkType) && (li.linkType != VcanLinkType) && (li.linkType != VxcanLinkType) {`
`549`	`550`	`return fmt.Errorf("not a CAN interface")`
`550`	`551`	`}`
`551`	`552`	`case unix.IFLA_INFO_DATA:`