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| author | Arne Schwabe <arne@rfc2549.org> | 2015-09-15 11:23:35 +0200 |
|---|---|---|
| committer | Gert Doering <gert@greenie.muc.de> | 2015-09-15 13:23:21 +0200 |
| commit | 429f0560e3a908ffa00f18ba1a81af03ba05751e (patch) | |
| tree | 139938c1c6736f7d63363eaf3cc179744bb0553f /src | |
| parent | d967ec289df5c5196f68a3708a9f36a5ba354833 (diff) | |
| download | openvpn-429f0560e3a908ffa00f18ba1a81af03ba05751e.tar.gz openvpn-429f0560e3a908ffa00f18ba1a81af03ba05751e.tar.xz openvpn-429f0560e3a908ffa00f18ba1a81af03ba05751e.zip | |
Use pseudo gw as default gw on Android as a workaround for not being able to read /proc/net/route
Acked-by: Gert Doering <gert@greenie.muc.de>
Message-Id: <1442309019-7586-5-git-send-email-arne@rfc2549.org>
URL: http://article.gmane.org/gmane.network.openvpn.devel/10111
Signed-off-by: Gert Doering <gert@greenie.muc.de>
Diffstat (limited to 'src')
| -rw-r--r-- | src/openvpn/route.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/openvpn/route.c b/src/openvpn/route.c index d7d2eee..baa4a23 100644 --- a/src/openvpn/route.c +++ b/src/openvpn/route.c @@ -2509,6 +2509,7 @@ get_default_gateway (struct route_gateway_info *rgi) CLEAR(*rgi); +#ifndef TARGET_ANDROID /* get default gateway IP addr */ { FILE *fp = fopen ("/proc/net/route", "r"); @@ -2565,6 +2566,19 @@ get_default_gateway (struct route_gateway_info *rgi) } } } +#else + /* Android, set some pseudo GW, addr is in host byte order, + * Determining the default GW on Android 5.0+ is non trivial + * and serves almost no purpose since OpenVPN only uses the + * default GW address to add routes for networks that should + * NOT be routed over the VPN. Using a well known address + * (127.'d'.'g'.'w') for the default GW make detecting + * these routes easier from the controlling app. + */ + rgi->gateway.addr = 127 << 24 | 'd' << 16 | 'g' << 8 | 'w'; + rgi->flags |= RGI_ADDR_DEFINED; + strcpy(best_name, "android-gw"); +#endif /* scan adapter list */ if (rgi->flags & RGI_ADDR_DEFINED) |