diff options
Diffstat (limited to 'source/net_common.c')
| -rw-r--r-- | source/net_common.c | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/source/net_common.c b/source/net_common.c index 6a7b532..634633e 100644 --- a/source/net_common.c +++ b/source/net_common.c @@ -23,7 +23,6 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. // #include "com_local.h" -#include "files.h" #include "protocol.h" #include "q_msg.h" #include "q_fifo.h" @@ -544,16 +543,11 @@ retry: return tries; } - /* - off = ( struct sockaddr_in * )SO_EE_OFFENDER( err ); - if( off->sin_family == AF_INET ) { - } - */ - NET_SockadrToNetadr( &from, &net_from ); // handle ICMP errors net_error = ee->ee_errno; + //net_info = ee->ee_info; // for EMSGSIZE this should be discovered MTU icmp_error_event( sock ); if( ++tries < MAX_ERROR_RETRIES ) { @@ -865,14 +859,16 @@ static SOCKET create_socket( int type, int proto ) { return ret; } -static int enable_option( SOCKET s, int level, int optname ) { - SETSOCKOPT_PARAM _true = 1; - int ret = setsockopt( s, level, optname, ( char * )&_true, sizeof( _true ) ); +static int set_option( SOCKET s, int level, int optname, int value ) { + SETSOCKOPT_PARAM _value = value; + int ret = setsockopt( s, level, optname, ( char * )&_value, sizeof( _value ) ); NET_GET_ERROR(); return ret; } +#define enable_option(s,level,optname) set_option(s,level,optname,1) + static int make_nonblock( SOCKET s ) { IOCTLSOCKET_PARAM _true = 1; int ret = ioctlsocket( s, FIONBIO, &_true ); @@ -914,7 +910,9 @@ static SOCKET UDP_OpenSocket( const char *iface, int port ) { __func__, iface, port, NET_ErrorString() ); } -#if USE_ICMP && ( defined __linux__ ) +#ifdef __linux__ + +#if USE_ICMP // enable ICMP error queue if( !net_ignore_icmp->integer ) { if( enable_option( s, IPPROTO_IP, IP_RECVERR ) == -1 ) { @@ -925,6 +923,14 @@ static SOCKET UDP_OpenSocket( const char *iface, int port ) { } #endif + // disable path MTU discovery + if( set_option( s, IPPROTO_IP, IP_MTU_DISCOVER, IP_PMTUDISC_DONT ) == -1 ) { + Com_WPrintf( "%s: %s:%d: can't disable path MTU discovery: %s\n", + __func__, iface, port, NET_ErrorString() ); + } + +#endif // __linux__ + // resolve iface sadr if( !get_bind_addr( iface, port, &sadr ) ) { Com_EPrintf( "%s: %s:%d: bad interface address\n", |