diff options
| -rwxr-xr-x | code/unix/unix_net.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/code/unix/unix_net.c b/code/unix/unix_net.c index 7130ddf..a7412c0 100755 --- a/code/unix/unix_net.c +++ b/code/unix/unix_net.c @@ -273,6 +273,19 @@ qboolean Sys_IsLANAddress (netadr_t adr) { return qfalse; } + // RFC1918: + // 10.0.0.0 - 10.255.255.255 (10/8 prefix) + // 172.16.0.0 - 172.31.255.255 (172.16/12 prefix) + // 192.168.0.0 - 192.168.255.255 (192.168/16 prefix) + if(adr.ip[0] == 10) + return qtrue; + if(adr.ip[0] == 172 && adr.ip[1]&0xf0 == 16) + return qtrue; + if(adr.ip[0] == 192 && adr.ip[1] == 168) + return qtrue; + + // the checks below are bogus, aren't they? -- ln + // choose which comparison to use based on the class of the address being tested // any local adresses of a different class than the address being tested will fail based on the first byte |