/*
* Cvar_GetLatchedVars
*
* Any variables with CVAR_LATCHED will now be updated
*/
void Cvar_GetLatchedVars( cvar_flag_t flags )
{
unsigned int i;
struct trie_dump_s *dump;
cvar_flag_t latchFlags;
Cvar_FlagsClear( &latchFlags );
Cvar_FlagSet( &latchFlags, CVAR_LATCH );
Cvar_FlagSet( &latchFlags, CVAR_LATCH_VIDEO );
Cvar_FlagSet( &latchFlags, CVAR_LATCH_SOUND );
Cvar_FlagUnset( &flags, ~latchFlags );
if( !flags )
return;
assert( cvar_trie );
Trie_DumpIf( cvar_trie, "", TRIE_DUMP_VALUES, Cvar_IsLatched, &flags, &dump );
for( i = 0; i < dump->size; ++i )
{
cvar_t *const var = (cvar_t *) dump->key_value_vector[i].value;
if( !strcmp( var->name, "fs_game" ) )
{
FS_SetGameDirectory( var->latched_string, qfalse );
return;
}
Mem_ZoneFree( var->string );
var->string = var->latched_string;
var->latched_string = NULL;
var->value = atof( var->string );
var->integer = Q_rint( var->value );
}
Trie_FreeDump( dump );
}
/*
* CL_ParseServerData
*/
static void CL_ParseServerData( msg_t *msg )
{
const char *str, *gamedir;
int i, sv_bitflags, numpure;
int http_portnum;
Com_DPrintf( "Serverdata packet received.\n" );
// wipe the client_state_t struct
CL_ClearState();
CL_SetClientState( CA_CONNECTED );
// parse protocol version number
i = MSG_ReadLong( msg );
if( i != APP_PROTOCOL_VERSION )
Com_Error( ERR_DROP, "Server returned version %i, not %i", i, APP_PROTOCOL_VERSION );
cl.servercount = MSG_ReadLong( msg );
cl.snapFrameTime = (unsigned int)MSG_ReadShort( msg );
// set extrapolation time to half snapshot time
Cvar_ForceSet( "cl_extrapolationTime", va( "%i", (unsigned int)( cl.snapFrameTime * 0.5 ) ) );
cl_extrapolationTime->modified = qfalse;
// base game directory
str = MSG_ReadString( msg );
if( !str || !str[0] )
Com_Error( ERR_DROP, "Server sent an empty base game directory" );
if( !COM_ValidateRelativeFilename( str ) || strchr( str, '/' ) )
Com_Error( ERR_DROP, "Server sent an invalid base game directory: %s", str );
if( strcmp( FS_BaseGameDirectory(), str ) )
{
Com_Error( ERR_DROP, "Server has different base game directory (%s) than the client (%s)", str,
FS_BaseGameDirectory() );
}
// game directory
str = MSG_ReadString( msg );
if( !str || !str[0] )
Com_Error( ERR_DROP, "Server sent an empty game directory" );
if( !COM_ValidateRelativeFilename( str ) || strchr( str, '/' ) )
Com_Error( ERR_DROP, "Server sent an invalid game directory: %s", str );
gamedir = FS_GameDirectory();
if( strcmp( str, gamedir ) )
{
// shutdown the cgame module first in case it is running for whatever reason
// (happens on wswtv in lobby), otherwise precaches that are going to follow
// will probably f**k up (like models trying to load before the world model)
CL_GameModule_Shutdown();
if( !FS_SetGameDirectory( str, qtrue ) )
Com_Error( ERR_DROP, "Failed to load game directory set by server: %s", str );
ML_Restart( qtrue );
}
// parse player entity number
cl.playernum = MSG_ReadShort( msg );
// get the full level name
Q_strncpyz( cl.servermessage, MSG_ReadString( msg ), sizeof( cl.servermessage ) );
sv_bitflags = MSG_ReadByte( msg );
if( cls.demo.playing )
{
cls.reliable = ( sv_bitflags & SV_BITFLAGS_RELIABLE );
}
else
{
if( cls.reliable != ( ( sv_bitflags & SV_BITFLAGS_RELIABLE ) != 0 ) )
Com_Error( ERR_DROP, "Server and client disagree about connection reliability" );
}
// builting HTTP server port
if( cls.httpbaseurl ) {
Mem_Free( cls.httpbaseurl );
cls.httpbaseurl = NULL;
}
if( ( sv_bitflags & SV_BITFLAGS_HTTP ) != 0 ) {
if( ( sv_bitflags & SV_BITFLAGS_HTTP_BASEURL ) != 0 ) {
// read base upstream url
cls.httpbaseurl = ZoneCopyString( MSG_ReadString( msg ) );
}
else {
http_portnum = MSG_ReadShort( msg ) & 0xffff;
cls.httpaddress = cls.serveraddress;
if( cls.httpaddress.type == NA_IP6 ) {
cls.httpaddress.address.ipv6.port = BigShort( http_portnum );
} else {
cls.httpaddress.address.ipv4.port = BigShort( http_portnum );
}
if( http_portnum ) {
if( cls.httpaddress.type == NA_LOOPBACK ) {
cls.httpbaseurl = ZoneCopyString( va( "http://localhost:%hu/", http_portnum ) );
}
else {
cls.httpbaseurl = ZoneCopyString( va( "http://%s/", NET_AddressToString( &cls.httpaddress ) ) );
}
}
}
}
// pure list
// clean old, if necessary
Com_FreePureList( &cls.purelist );
// add new
numpure = MSG_ReadShort( msg );
while( numpure > 0 )
{
const char *pakname = MSG_ReadString( msg );
const unsigned checksum = MSG_ReadLong( msg );
Com_AddPakToPureList( &cls.purelist, pakname, checksum, NULL );
numpure--;
}
//assert( numpure == 0 );
// get the configstrings request
CL_AddReliableCommand( va( "configstrings %i 0", cl.servercount ) );
cls.sv_pure = ( sv_bitflags & SV_BITFLAGS_PURE ) != 0;
cls.sv_tv = ( sv_bitflags & SV_BITFLAGS_TVSERVER ) != 0;
#ifdef PURE_CHEAT
cls.sv_pure = qfalse;
#endif
// separate the printfs so the server message can have a color
Com_Printf( S_COLOR_WHITE "\n" "=====================================\n" );
Com_Printf( S_COLOR_WHITE "%s\n\n", cl.servermessage );
}
/*
* Cvar_Get
* Creates the variable if it doesn't exist.
* If the variable already exists, the value will not be set
* The flags will be or'ed and default value overwritten in if the variable exists.
*/
cvar_t *Cvar_Get( const char *var_name, const char *var_value, cvar_flag_t flags )
{
cvar_t *var;
if( !var_name || !var_name[0] )
return NULL;
if( Cvar_FlagIsSet( flags, CVAR_USERINFO ) || Cvar_FlagIsSet( flags, CVAR_SERVERINFO ) )
{
if( !Cvar_InfoValidate( var_name, qtrue ) )
{
Com_Printf( "invalid info cvar name\n" );
return NULL;
}
}
assert( cvar_trie );
Trie_Find( cvar_trie, var_name, TRIE_EXACT_MATCH, (void **)&var );
if( var )
{
assert( var_value );
if( !var->dvalue || strcmp( var->dvalue, var_value ) )
{
if( var->dvalue )
Mem_ZoneFree( var->dvalue ); // free the old default value string
var->dvalue = ZoneCopyString( (char *) var_value );
}
#ifdef PUBLIC_BUILD
if( Cvar_FlagIsSet( flags, CVAR_READONLY ) || Cvar_FlagIsSet( flags, CVAR_DEVELOPER ) )
{
#else
if( Cvar_FlagIsSet( flags, CVAR_READONLY ) )
{
#endif
if( !var->string || strcmp( var->string, var_value ) )
{
if( var->string )
Mem_ZoneFree( var->string );
var->string = ZoneCopyString( (char *) var_value );
var->value = atof( var->string );
var->integer = Q_rint( var->value );
}
var->flags = flags;
}
if( Cvar_FlagIsSet( flags, CVAR_USERINFO ) && !Cvar_FlagIsSet( var->flags, CVAR_USERINFO ) )
userinfo_modified = qtrue; // transmit at next oportunity
Cvar_FlagSet( &var->flags, flags );
return var;
}
if( !var_value )
return NULL;
if( Cvar_FlagIsSet( flags, CVAR_USERINFO ) || Cvar_FlagIsSet( flags, CVAR_SERVERINFO ) )
{
if( !Cvar_InfoValidate( var_value, qfalse ) )
{
Com_Printf( "invalid info cvar value\n" );
return NULL;
}
}
var = Mem_ZoneMalloc( (int)( sizeof( *var ) + strlen( var_name ) + 1 ) );
var->name = (char *)( (qbyte *)var + sizeof( *var ) );
strcpy( var->name, var_name );
var->dvalue = ZoneCopyString( (char *) var_value );
var->string = ZoneCopyString( (char *) var_value );
Cvar_SetModified( var );
var->value = atof( var->string );
var->integer = Q_rint( var->value );
var->flags = flags;
Trie_Insert( cvar_trie, var_name, var );
return var;
}
/*
* Cvar_Set2
*/
static cvar_t *Cvar_Set2( const char *var_name, const char *value, qboolean force )
{
cvar_t *var = Cvar_Find( var_name );
if( !var )
{
// create it
return Cvar_Get( var_name, value, 0 );
}
if( Cvar_FlagIsSet( var->flags, CVAR_USERINFO ) || Cvar_FlagIsSet( var->flags, CVAR_SERVERINFO ) )
{
if( !Cvar_InfoValidate( value, qfalse ) )
{
Com_Printf( "invalid info cvar value\n" );
return var;
}
}
if( !force )
{
#ifdef PUBLIC_BUILD
if( Cvar_FlagIsSet( var->flags, CVAR_NOSET ) || Cvar_FlagIsSet( var->flags, CVAR_READONLY ) || Cvar_FlagIsSet( var->flags, CVAR_DEVELOPER ) )
{
#else
if( Cvar_FlagIsSet( var->flags, CVAR_NOSET ) || Cvar_FlagIsSet( var->flags, CVAR_READONLY ) )
{
#endif
Com_Printf( "%s is write protected.\n", var_name );
return var;
}
if( Cvar_FlagIsSet( var->flags, CVAR_CHEAT ) && strcmp( value, var->dvalue ) )
{
if( !Cvar_CheatsAllowed() )
{
Com_Printf( "%s is cheat protected.\n", var_name );
return var;
}
}
if( Cvar_FlagIsSet( var->flags, CVAR_LATCH ) || Cvar_FlagIsSet( var->flags, CVAR_LATCH_VIDEO ) ||
Cvar_FlagIsSet( var->flags, CVAR_LATCH_SOUND ) )
{
if( var->latched_string )
{
if( !strcmp( value, var->latched_string ) )
return var;
Mem_ZoneFree( var->latched_string );
}
else
{
if( !strcmp( value, var->string ) )
return var;
}
if( Com_ServerState() )
{
Com_Printf( "%s will be changed upon restarting.\n", var->name );
var->latched_string = ZoneCopyString( (char *) value );
}
else
{
if( Cvar_FlagIsSet( var->flags, CVAR_LATCH_VIDEO ) )
{
Com_Printf( "%s will be changed upon restarting video.\n", var->name );
var->latched_string = ZoneCopyString( (char *) value );
}
else if( Cvar_FlagIsSet( var->flags, CVAR_LATCH_SOUND ) )
{
Com_Printf( "%s will be changed upon restarting sound.\n", var->name );
var->latched_string = ZoneCopyString( (char *) value );
}
else
{
if( !strcmp( var->name, "fs_game" ) )
{
FS_SetGameDirectory( value, qfalse );
return var;
}
Mem_ZoneFree( var->string ); // free the old value string
var->string = ZoneCopyString( value );
var->value = atof( var->string );
var->integer = Q_rint( var->value );
Cvar_SetModified( var );
}
}
return var;
}
}
else
{
if( var->latched_string )
{
Mem_ZoneFree( var->latched_string );
var->latched_string = NULL;
}
}
if( !strcmp( value, var->string ) )
return var; // not changed
Cvar_SetModified( var );
if( Cvar_FlagIsSet( var->flags, CVAR_USERINFO ) )
userinfo_modified = qtrue; // transmit at next oportunity
Mem_ZoneFree( var->string ); // free the old value string
var->string = ZoneCopyString( (char *) value );
var->value = atof( var->string );
var->integer = Q_rint( var->value );
return var;
}
/*
* Cvar_ForceSet
* Set the variable even if NOSET or LATCH
*/
cvar_t *Cvar_ForceSet( const char *var_name, const char *value )
{
return Cvar_Set2( var_name, value, qtrue );
}
/*
* Cvar_Set
* Create the variable if it doesn't exist
*/
cvar_t *Cvar_Set( const char *var_name, const char *value )
{
return Cvar_Set2( var_name, value, qfalse );
}
/*
* Cvar_FullSet
*/
cvar_t *Cvar_FullSet( const char *var_name, const char *value, cvar_flag_t flags, qboolean overwrite_flags )
{
cvar_t *var;
var = Cvar_Find( var_name );
if( !var )
return Cvar_Get( var_name, value, flags );
if( overwrite_flags )
{
var->flags = flags;
}
else
{
Cvar_FlagSet( &var->flags, flags );
}
// if we overwrite the flags, we will also force the value
return Cvar_Set2( var_name, value, overwrite_flags );
}