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Network extensions

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This commit is contained in:
mittorn
2019-01-30 16:06:32 +07:00
parent 7bb8124b69
commit 40574d9be0
7 changed files with 58 additions and 8 deletions
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1
engine/server/server.h
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@@ -252,6 +252,7 @@ typedef struct sv_client_s
int challenge; // challenge of this user, randomly generated
int userid; // identifying number on server
int extensions;
} sv_client_t;
/*

24
engine/server/sv_client.c
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@@ -108,7 +108,12 @@ int SV_GetFragmentSize( void *pcl, fragsize_t mode )
cl_frag_size = bound( FRAGMENT_MIN_SIZE, cl_frag_size, FRAGMENT_MAX_SIZE );
if( mode != FRAGSIZE_FRAG )
return cl_frag_size;
{
if( cl->extensions & NET_EXT_SPLITSIZE )
return cl_frag_size;
else
return 0; // original engine behaviour
}
// get in-game fragmentation size
if( cl->state == cs_spawned )
@@ -266,6 +271,7 @@ void SV_ConnectClient( netadr_t from )
int i, count = 0;
int challenge;
const char *s;
int extensions;
if( Cmd_Argc() < 5 )
{
@@ -307,6 +313,9 @@ void SV_ConnectClient( netadr_t from )
return;
}
extensions = Q_atoi( Info_ValueForKey( protinfo, "ext" ) );
// LAN servers restrict to class b IP addresses
if( !SV_CheckIPRestrictions( from ))
{
@@ -369,6 +378,7 @@ void SV_ConnectClient( netadr_t from )
newcl->frames = (client_frame_t *)Z_Calloc( sizeof( client_frame_t ) * SV_UPDATE_BACKUP );
newcl->userid = g_userid++; // create unique userid
newcl->state = cs_connected;
newcl->extensions = extensions & (NET_EXT_SPLITSIZE);
// reset viewentities (from previous level)
memset( newcl->viewentity, 0, sizeof( newcl->viewentity ));
@@ -379,8 +389,15 @@ void SV_ConnectClient( netadr_t from )
Netchan_Setup( NS_SERVER, &newcl->netchan, from, qport, newcl, SV_GetFragmentSize );
MSG_Init( &newcl->datagram, "Datagram", newcl->datagram_buf, sizeof( newcl->datagram_buf )); // datagram buf
Q_strncpy( newcl->hashedcdkey, Info_ValueForKey( protinfo, "uuid" ), 32 );
newcl->hashedcdkey[32] = '\0';
// build protinfo answer
protinfo[0] = '\0';
Info_SetValueForKey( protinfo, "ext", va( "%d",newcl->extensions ), sizeof( protinfo ) );
// send the connect packet to the client
Netchan_OutOfBandPrint( NS_SERVER, from, "client_connect" );
Netchan_OutOfBandPrint( NS_SERVER, from, "client_connect %s", protinfo );
newcl->upstate = us_inactive;
newcl->connection_started = host.realtime;
@@ -388,8 +405,7 @@ void SV_ConnectClient( netadr_t from )
newcl->delta_sequence = -1;
newcl->flags = 0;
Q_strncpy( newcl->hashedcdkey, Info_ValueForKey( protinfo, "uuid" ), 32 );
newcl->hashedcdkey[32] = '\0';
// reset any remaining events
memset( &newcl->events, 0, sizeof( newcl->events ));