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| author | Joakim Hulthe <joakim.hulthe@mullvad.net> | 2025-10-06 15:19:08 +0200 |
|---|---|---|
| committer | Markus Pettersson <markus.pettersson@mullvad.net> | 2025-10-24 14:11:11 +0200 |
| commit | f4a95a0841c64805c5dba52a91ea561e515deeb7 (patch) | |
| tree | b981e796fb81c5bdb9e09ec47609b325b67f1d5d | |
| parent | 2351c1c5e827004e28db637ebcb27f7fa1448826 (diff) | |
| download | mullvadvpn-f4a95a0841c64805c5dba52a91ea561e515deeb7.tar.xz mullvadvpn-f4a95a0841c64805c5dba52a91ea561e515deeb7.zip | |
Work around mtu getter not being implemented on Android
| -rw-r--r-- | talpid-wireguard/src/boringtun/mod.rs | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/talpid-wireguard/src/boringtun/mod.rs b/talpid-wireguard/src/boringtun/mod.rs index ef3ce5116d..413a86dddd 100644 --- a/talpid-wireguard/src/boringtun/mod.rs +++ b/talpid-wireguard/src/boringtun/mod.rs @@ -219,7 +219,13 @@ pub async fn open_boringtun_tunnel( let mut tun_config = tun07::Configuration::default(); tun_config.raw_fd(fd); - let device = tun07::Device::new(&tun_config).unwrap(); + let mut device = tun07::Device::new(&tun_config).unwrap(); + + // HACK: the `tun` crate does not implement AbstractDevice::(set_)mtu on Android, instead + // they are stubbed. `mtu()` will simply return the value set by `set_mtu()`, or 1500. + // + // GotaTun will try to read the MTU from this, so call set_mtu here with the correct value. + device.set_mtu(config.mtu).unwrap(); (Arc::new(tun), tun07::AsyncDevice::new(device).unwrap()) }; |