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Unify MTU datatypes across the codebase

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The codebase uses int and unit16 to represent MTU randomly. This change
unifies it to a MTU type from types package, which is currently uint16.
This commit is contained in:
Adam Ruzicka 2020-01-05 17:27:54 +00:00
parent 4b16c325a3
commit 8358fe5c5c
13 changed files with 51 additions and 37 deletions
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8
src/tuntap/tun_linux.go
View file

@ -10,17 +10,17 @@ import (
)
// Configures the TUN adapter with the correct IPv6 address and MTU.
func (tun *TunAdapter) setup(ifname string, addr string, mtu int) error {
func (tun *TunAdapter) setup(ifname string, addr string, mtu MTU) error {
if ifname == "auto" {
ifname = "\000"
}
iface, err := wgtun.CreateTUN(ifname, mtu)
iface, err := wgtun.CreateTUN(ifname, int(mtu))
if err != nil {
panic(err)
}
tun.iface = iface
if mtu, err := iface.MTU(); err == nil {
tun.mtu = getSupportedMTU(mtu)
tun.mtu = getSupportedMTU(MTU(mtu))
} else {
tun.mtu = 0
}
@ -43,7 +43,7 @@ func (tun *TunAdapter) setupAddress(addr string) error {
if err := netlink.AddrAdd(nlintf, nladdr); err != nil {
return err
}
if err := netlink.LinkSetMTU(nlintf, tun.mtu); err != nil {
if err := netlink.LinkSetMTU(nlintf, int(tun.mtu)); err != nil {
return err
}
if err := netlink.LinkSetUp(nlintf); err != nil {