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Rework freebsd support

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This commit is contained in:
Jason A. Donenfeld 2018-05-21 17:27:18 +02:00
parent b962d7d791
commit ff3f2455e5
10 changed files with 182 additions and 353 deletions
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8
tun_darwin.go
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@ -34,8 +34,6 @@ type sockaddrCtl struct {
scReserved [5]uint32
}
// NativeTun is a hack to work around the first 4 bytes "packet
// information" because there doesn't seem to be an IFF_NO_PI for darwin.
type NativeTun struct {
name string
fd *os.File
@ -67,7 +65,7 @@ func (tun *NativeTun) RoutineRouteListener(tunIfindex int) {
continue
}
if data[3 /* type */] != 0xe /* RTM_IFINFO */ {
if data[3 /* type */] != unix.RTM_IFINFO {
continue
}
ifindex := int(*(*uint16)(unsafe.Pointer(&data[12 /* ifindex */])))
@ -347,7 +345,7 @@ func (tun *NativeTun) setMTU(n int) error {
)
if errno != 0 {
return fmt.Errorf("Failed to set MTU on %s", tun.name)
return fmt.Errorf("failed to set MTU on %s", tun.name)
}
return nil
@ -380,7 +378,7 @@ func (tun *NativeTun) MTU() (int, error) {
uintptr(unsafe.Pointer(&ifr[0])),
)
if errno != 0 {
return 0, fmt.Errorf("Failed to get MTU on %s", tun.name)
return 0, fmt.Errorf("failed to get MTU on %s", tun.name)
}
// convert result to signed 32-bit int