diff options
author | Jason A. Donenfeld <Jason@zx2c4.com> | 2019-10-21 13:29:57 +0200 |
---|---|---|
committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2019-10-21 13:29:57 +0200 |
commit | ffffbbcc8a3344a45c45884f11a1aee1407615ab (patch) | |
tree | 0c73dacb74ebf195b49841751f775ca33f6314c5 /device/conn_default.go | |
parent | 47b02c618bcd4f65726bc2c57538296e430a842c (diff) | |
download | wireguard-go-ffffbbcc8a3344a45c45884f11a1aee1407615ab.tar.gz wireguard-go-ffffbbcc8a3344a45c45884f11a1aee1407615ab.zip |
device: allow blackholing sockets
Diffstat (limited to 'device/conn_default.go')
-rw-r--r-- | device/conn_default.go | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/device/conn_default.go b/device/conn_default.go index 820bb96..661f57d 100644 --- a/device/conn_default.go +++ b/device/conn_default.go @@ -21,8 +21,10 @@ import ( */ type nativeBind struct { - ipv4 *net.UDPConn - ipv6 *net.UDPConn + ipv4 *net.UDPConn + ipv6 *net.UDPConn + blackhole4 bool + blackhole6 bool } type NativeEndpoint net.UDPAddr @@ -159,11 +161,17 @@ func (bind *nativeBind) Send(buff []byte, endpoint Endpoint) error { if bind.ipv4 == nil { return syscall.EAFNOSUPPORT } + if bind.blackhole4 { + return nil + } _, err = bind.ipv4.WriteToUDP(buff, (*net.UDPAddr)(nend)) } else { if bind.ipv6 == nil { return syscall.EAFNOSUPPORT } + if bind.blackhole6 { + return nil + } _, err = bind.ipv6.WriteToUDP(buff, (*net.UDPAddr)(nend)) } return err |