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Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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source-engine/engine/client.cpp

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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#include "client_pch.h"
#include "networkstringtabledefs.h"
#include <checksum_md5.h>
#include <iregistry.h>
#include "pure_server.h"
#include "netmessages.h"
#include "cl_demo.h"
#include "host_state.h"
#include "host.h"
#include "gl_matsysiface.h"
#include "vgui_baseui_interface.h"
#include "tier0/icommandline.h"
#include <proto_oob.h>
#include "checksum_engine.h"
#include "filesystem_engine.h"
#include "logofile_shared.h"
#include "sound.h"
#include "decal.h"
#include "networkstringtableclient.h"
#include "dt_send_eng.h"
#include "ents_shared.h"
#include "cl_ents_parse.h"
#include "cl_entityreport.h"
#include "MapReslistGenerator.h"
#include "DownloadListGenerator.h"
#include "GameEventManager.h"
#include "host_phonehome.h"
#include "vgui_baseui_interface.h"
#include "clockdriftmgr.h"
#include "snd_audio_source.h"
#include "vgui_controls/Controls.h"
#include "vgui/ILocalize.h"
#include "download.h"
#include "checksum_engine.h"
#include "ModelInfo.h"
#include "materialsystem/imaterial.h"
#include "materialsystem/materialsystem_config.h"
#include "tier1/fmtstr.h"
#include "cl_steamauth.h"
#include "matchmaking.h"
#include "server.h"
#include "eiface.h"
#include "tier0/platform.h"
#include "tier0/systeminformation.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
static ConVar cl_timeout( "cl_timeout", "30", FCVAR_ARCHIVE, "After this many seconds without receiving a packet from the server, the client will disconnect itself" );
ConVar cl_logofile( "cl_logofile", "materials/decals/spraylogo.vtf", FCVAR_ARCHIVE, "Spraypoint logo decal." ); // TODO must be more generic
static ConVar cl_soundfile( "cl_soundfile", "sound/player/jingle.wav", FCVAR_ARCHIVE, "Jingle sound file." );
static ConVar cl_allowdownload ( "cl_allowdownload", "1", FCVAR_ARCHIVE, "Client downloads customization files" );
static ConVar cl_downloadfilter( "cl_downloadfilter", "all", FCVAR_ARCHIVE, "Determines which files can be downloaded from the server (all, none, nosounds, mapsonly)" );
#ifdef OSX
// OS X is barely making it due to virtual memory pressure on 32bit, our behavior of load new models -> unload
// unused is far too abusive for its estimated margin of maybe two or three bytes before crashing.
#define CONVAR_DEFAULT_ALWAYS_FLUSH_MODELS "1"
#else
#define CONVAR_DEFAULT_ALWAYS_FLUSH_MODELS "0"
#endif
static ConVar cl_always_flush_models( "cl_always_flush_models", CONVAR_DEFAULT_ALWAYS_FLUSH_MODELS, FCVAR_INTERNAL_USE,
"If set, always flush models between map loads. Useful on systems under memory pressure." );
extern ConVar sv_downloadurl;
#if defined( _DEBUG ) || defined( STAGING_ONLY )
static ConVar debug_clientstate_fake_hltv( "debug_clientstate_fake_hltv", "0", 0, "If set, spoof as HLTV for testing purposes." );
#if defined( REPLAY_ENABLED )
static ConVar debug_clientstate_fake_replay( "debug_clientstate_fake_replay", "0", 0, "If set, spoof as REPLAY for testing purposes." );
#endif // defined( REPLAY_ENABLED )
#endif // defined( _DEBUG ) || defined( STAGING_ONLY )
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
CClientState::CClientState()
{
m_bMarkedCRCsUnverified = false;
demonum = -1;
m_tickRemainder = 0;
m_frameTime = 0;
m_pAreaBits = NULL;
m_hWaitForResourcesHandle = NULL;
m_bUpdateSteamResources = false;
m_bPrepareClientDLL = false;
m_bShownSteamResourceUpdateProgress = false;
m_pPureServerWhitelist = NULL;
m_pPendingPureFileReloads = NULL;
m_bCheckCRCsWithServer = false;
m_flLastCRCBatchTime = 0;
m_nFriendsID = 0;
m_FriendsName[0] = 0;
#if defined( REPLAY_ENABLED )
isreplay = false;
#endif
}
CClientState::~CClientState()
{
if ( m_pPureServerWhitelist )
m_pPureServerWhitelist->Release();
}
// HL1 CD Key
#define GUID_LEN 13
/*
=======================
CL_GetCDKeyHash()
Connections will now use a hashed cd key value
A LAN server will know not to allows more then xxx users with the same CD Key
=======================
*/
const char *CClientState::GetCDKeyHash( void )
{
if ( IsPC() )
{
char szKeyBuffer[256]; // Keys are about 13 chars long.
static char szHashedKeyBuffer[64];
int nKeyLength;
bool bDedicated = false;
MD5Context_t ctx;
unsigned char digest[16]; // The MD5 Hash
nKeyLength = Q_snprintf( szKeyBuffer, sizeof( szKeyBuffer ), "%s", registry->ReadString( "key", "" ) );
if (bDedicated)
{
ConMsg("Key has no meaning on dedicated server...\n");
return "";
}
if ( nKeyLength == 0 )
{
nKeyLength = 13;
Q_strncpy( szKeyBuffer, "1234567890123", sizeof( szKeyBuffer ) );
Assert( Q_strlen( szKeyBuffer ) == nKeyLength );
DevMsg( "Missing CD Key from registry, inserting blank key\n" );
registry->WriteString( "key", szKeyBuffer );
}
if (nKeyLength <= 0 ||
nKeyLength >= 256 )
{
ConMsg("Bogus key length on CD Key...\n");
return "";
}
// Now get the md5 hash of the key
memset( &ctx, 0, sizeof( ctx ) );
memset( digest, 0, sizeof( digest ) );
MD5Init(&ctx);
MD5Update(&ctx, (unsigned char*)szKeyBuffer, nKeyLength);
MD5Final(digest, &ctx);
Q_strncpy ( szHashedKeyBuffer, MD5_Print ( digest, sizeof( digest ) ), sizeof( szHashedKeyBuffer ) );
return szHashedKeyBuffer;
}
return "12345678901234567890123456789012";
}
void CClientState::SendClientInfo( void )
{
CLC_ClientInfo info;
info.m_nSendTableCRC = SendTable_GetCRC();
info.m_nServerCount = m_nServerCount;
info.m_bIsHLTV = false;
#if defined( REPLAY_ENABLED )
info.m_bIsReplay = false;
#endif
#if !defined( NO_STEAM )
info.m_nFriendsID = Steam3Client().SteamUser() ? Steam3Client().SteamUser()->GetSteamID().GetAccountID() : 0;
#else
info.m_nFriendsID = 0;
#endif
Q_strncpy( info.m_FriendsName, m_FriendsName, sizeof(info.m_FriendsName) );
CheckOwnCustomFiles(); // load & verfiy custom player files
for ( int i=0; i< MAX_CUSTOM_FILES; i++ )
info.m_nCustomFiles[i] = m_nCustomFiles[i].crc;
// Testing to ensure we don't blow up servers by faking our client info
#if defined( _DEBUG ) || defined( STAGING_ONLY )
if ( debug_clientstate_fake_hltv.GetBool() )
{
Msg( "!! Spoofing connect as HLTV in SendClientInfo\n" );
info.m_bIsHLTV = true;
}
#if defined( REPLAY_ENABLED )
if ( debug_clientstate_fake_replay.GetBool() )
{
Msg( "!! Spoofing connect as REPLAY in SendClientInfo\n" );
info.m_bIsReplay = true;
}
#endif // defined( REPLAY_ENABLED )
#endif // defined( _DEBUG ) || defined( STAGING_ONLY )
m_NetChannel->SendNetMsg( info );
}
void CClientState::SendServerCmdKeyValues( KeyValues *pKeyValues )
{
if ( !pKeyValues )
return;
CLC_CmdKeyValues clcCommand( pKeyValues );
if ( !m_NetChannel )
return;
m_NetChannel->SendNetMsg( clcCommand );
}
extern IVEngineClient *engineClient;
//-----------------------------------------------------------------------------
// Purpose: A svc_signonnum has been received, perform a client side setup
// Output : void CL_SignonReply
//-----------------------------------------------------------------------------
bool CClientState::SetSignonState ( int state, int count )
{
if ( !CBaseClientState::SetSignonState( state, count ) )
{
CL_Retry();
return false;
}
// ConDMsg ("Signon state: %i\n", state );
COM_TimestampedLog( "CClientState::SetSignonState: start %i", state );
switch ( m_nSignonState )
{
case SIGNONSTATE_CHALLENGE :
m_bMarkedCRCsUnverified = false; // Remember that we just connected to a new server so it'll
// reverify any necessary file CRCs on this server.
EngineVGui()->UpdateProgressBar(PROGRESS_SIGNONCHALLENGE);
break;
case SIGNONSTATE_CONNECTED :
{
EngineVGui()->UpdateProgressBar(PROGRESS_SIGNONCONNECTED);
// make sure it's turned off when connecting
EngineVGui()->HideDebugSystem();
SCR_BeginLoadingPlaque ();
// Clear channel and stuff
m_NetChannel->Clear();
// allow longer timeout
m_NetChannel->SetTimeout( SIGNON_TIME_OUT );
m_NetChannel->SetMaxBufferSize( true, NET_MAX_PAYLOAD );
// set user settings (rate etc)
NET_SetConVar convars;
Host_BuildConVarUpdateMessage( &convars, FCVAR_USERINFO, false );
m_NetChannel->SendNetMsg( convars );
}
break;
case SIGNONSTATE_NEW :
{
EngineVGui()->UpdateProgressBar(PROGRESS_SIGNONNEW);
if ( IsPC() && !demoplayer->IsPlayingBack() )
{
// start making sure we have all the specified resources
StartUpdatingSteamResources();
}
else
{
// during demo playback dont try to download resource
FinishSignonState_New();
}
// don't tell the server yet that we've entered this state
return true;
}
break;
case SIGNONSTATE_PRESPAWN :
m_nSoundSequence = 1; // reset sound sequence number after receiving signon sounds
break;
case SIGNONSTATE_SPAWN :
{
Assert( g_ClientDLL );
EngineVGui()->UpdateProgressBar(PROGRESS_SIGNONSPAWN);
// Tell client .dll about the transition
char mapname[256];
CL_SetupMapName( modelloader->GetName( host_state.worldmodel ), mapname, sizeof( mapname ) );
COM_TimestampedLog( "LevelInitPreEntity: start %d", state );
g_ClientDLL->LevelInitPreEntity(mapname);
COM_TimestampedLog( "LevelInitPreEntity: end %d", state );
phonehome->Message( IPhoneHome::PHONE_MSG_MAPSTART, mapname );
audiosourcecache->LevelInit( mapname );
// stop recording demo header
demorecorder->SetSignonState( SIGNONSTATE_SPAWN );
}
break;
case SIGNONSTATE_FULL:
{
CL_FullyConnected();
if ( m_NetChannel )
{
m_NetChannel->SetTimeout( cl_timeout.GetFloat() );
m_NetChannel->SetMaxBufferSize( true, NET_MAX_DATAGRAM_PAYLOAD );
}
HostState_OnClientConnected();
if ( m_nMaxClients > 1 )
{
g_pMatchmaking->AddLocalPlayersToTeams();
}
}
break;
case SIGNONSTATE_CHANGELEVEL:
m_NetChannel->SetTimeout( SIGNON_TIME_OUT ); // allow 5 minutes timeout
if ( m_nMaxClients > 1 )
{
// start progress bar immediately for multiplayer level transitions
EngineVGui()->EnabledProgressBarForNextLoad();
}
SCR_BeginLoadingPlaque();
if ( m_nMaxClients > 1 )
{
EngineVGui()->UpdateProgressBar(PROGRESS_CHANGELEVEL);
}
break;
}
COM_TimestampedLog( "CClientState::SetSignonState: end %i", state );
if ( state >= SIGNONSTATE_CONNECTED && m_NetChannel )
{
// tell server that we entered now that state
m_NetChannel->SendNetMsg( NET_SignonState( state, count) );
}
return true;
}
bool CClientState::HookClientStringTable( char const *tableName )
{
INetworkStringTable *table = GetStringTable( tableName );
if ( !table )
{
// If engine takes a pass, allow client dll to hook in its callbacks
if ( g_ClientDLL )
{
g_ClientDLL->InstallStringTableCallback( tableName );
}
return false;
}
#if 0
// This was added into staging at some point and is not enabled in main or rel.
char szDownloadableFileTablename[255] = DOWNLOADABLE_FILE_TABLENAME;
char szModelPrecacheTablename[255] = MODEL_PRECACHE_TABLENAME;
char szGenericPrecacheTablename[255] = GENERIC_PRECACHE_TABLENAME;
char szSoundPrecacheTablename[255] = SOUND_PRECACHE_TABLENAME;
char szDecalPrecacheTablename[255] = DECAL_PRECACHE_TABLENAME;
Q_snprintf( szDownloadableFileTablename, 255, ":%s", DOWNLOADABLE_FILE_TABLENAME );
Q_snprintf( szModelPrecacheTablename, 255, ":%s", MODEL_PRECACHE_TABLENAME );
Q_snprintf( szGenericPrecacheTablename, 255, ":%s", GENERIC_PRECACHE_TABLENAME );
Q_snprintf( szSoundPrecacheTablename, 255, ":%s", SOUND_PRECACHE_TABLENAME );
Q_snprintf( szDecalPrecacheTablename, 255, ":%s", DECAL_PRECACHE_TABLENAME );
#else
const char *szDownloadableFileTablename = DOWNLOADABLE_FILE_TABLENAME;
const char *szModelPrecacheTablename = MODEL_PRECACHE_TABLENAME;
const char *szGenericPrecacheTablename = GENERIC_PRECACHE_TABLENAME;
const char *szSoundPrecacheTablename = SOUND_PRECACHE_TABLENAME;
const char *szDecalPrecacheTablename = DECAL_PRECACHE_TABLENAME;
#endif
// Hook Model Precache table
if ( !Q_strcasecmp( tableName, szModelPrecacheTablename ) )
{
m_pModelPrecacheTable = table;
return true;
}
if ( !Q_strcasecmp( tableName, szGenericPrecacheTablename ) )
{
m_pGenericPrecacheTable = table;
return true;
}
if ( !Q_strcasecmp( tableName, szSoundPrecacheTablename ) )
{
m_pSoundPrecacheTable = table;
return true;
}
if ( !Q_strcasecmp( tableName, szDecalPrecacheTablename ) )
{
// Cache the id
m_pDecalPrecacheTable = table;
return true;
}
if ( !Q_strcasecmp( tableName, INSTANCE_BASELINE_TABLENAME ) )
{
// Cache the id
m_pInstanceBaselineTable = table;
return true;
}
if ( !Q_strcasecmp( tableName, LIGHT_STYLES_TABLENAME ) )
{
// Cache the id
m_pLightStyleTable = table;
return true;
}
if ( !Q_strcasecmp( tableName, USER_INFO_TABLENAME ) )
{
// Cache the id
m_pUserInfoTable = table;
return true;
}
if ( !Q_strcasecmp( tableName, SERVER_STARTUP_DATA_TABLENAME ) )
{
// Cache the id
m_pServerStartupTable = table;
return true;
}
if ( !Q_strcasecmp( tableName, szDownloadableFileTablename ) )
{
// Cache the id
m_pDownloadableFileTable = table;
return true;
}
if ( !Q_strcasecmp( tableName, "DynamicModels" ) )
{
m_pDynamicModelsTable = table;
return true;
}
// If engine takes a pass, allow client dll to hook in its callbacks
g_ClientDLL->InstallStringTableCallback( tableName );
return false;
}
bool CClientState::InstallEngineStringTableCallback( char const *tableName )
{
INetworkStringTable *table = GetStringTable( tableName );
if ( !table )
return false;
#if 0
// This was added into staging at some point and is not enabled in main or rel.
char szDownloadableFileTablename[255] = DOWNLOADABLE_FILE_TABLENAME;
char szModelPrecacheTablename[255] = MODEL_PRECACHE_TABLENAME;
char szGenericPrecacheTablename[255] = GENERIC_PRECACHE_TABLENAME;
char szSoundPrecacheTablename[255] = SOUND_PRECACHE_TABLENAME;
char szDecalPrecacheTablename[255] = DECAL_PRECACHE_TABLENAME;
Q_snprintf( szDownloadableFileTablename, 255, ":%s", DOWNLOADABLE_FILE_TABLENAME );
Q_snprintf( szModelPrecacheTablename, 255, ":%s", MODEL_PRECACHE_TABLENAME );
Q_snprintf( szGenericPrecacheTablename, 255, ":%s", GENERIC_PRECACHE_TABLENAME );
Q_snprintf( szSoundPrecacheTablename, 255, ":%s", SOUND_PRECACHE_TABLENAME );
Q_snprintf( szDecalPrecacheTablename, 255, ":%s", DECAL_PRECACHE_TABLENAME );
#else
const char *szDownloadableFileTablename = DOWNLOADABLE_FILE_TABLENAME;
const char *szModelPrecacheTablename = MODEL_PRECACHE_TABLENAME;
const char *szGenericPrecacheTablename = GENERIC_PRECACHE_TABLENAME;
const char *szSoundPrecacheTablename = SOUND_PRECACHE_TABLENAME;
const char *szDecalPrecacheTablename = DECAL_PRECACHE_TABLENAME;
#endif
// Hook Model Precache table
if ( !Q_strcasecmp( tableName, szModelPrecacheTablename ) )
{
table->SetStringChangedCallback( NULL, Callback_ModelChanged );
return true;
}
if ( !Q_strcasecmp( tableName, szGenericPrecacheTablename ) )
{
// Install the callback
table->SetStringChangedCallback( NULL, Callback_GenericChanged );
return true;
}
if ( !Q_strcasecmp( tableName, szSoundPrecacheTablename ) )
{
// Install the callback
table->SetStringChangedCallback( NULL, Callback_SoundChanged );
return true;
}
if ( !Q_strcasecmp( tableName, szDecalPrecacheTablename ) )
{
// Install the callback
table->SetStringChangedCallback( NULL, Callback_DecalChanged );
return true;
}
if ( !Q_strcasecmp( tableName, INSTANCE_BASELINE_TABLENAME ) )
{
// Install the callback (already done above)
table->SetStringChangedCallback( NULL, Callback_InstanceBaselineChanged );
return true;
}
if ( !Q_strcasecmp( tableName, LIGHT_STYLES_TABLENAME ) )
{
return true;
}
if ( !Q_strcasecmp( tableName, USER_INFO_TABLENAME ) )
{
// Install the callback
table->SetStringChangedCallback( NULL, Callback_UserInfoChanged );
return true;
}
if ( !Q_strcasecmp( tableName, SERVER_STARTUP_DATA_TABLENAME ) )
{
return true;
}
if ( !Q_strcasecmp( tableName, szDownloadableFileTablename ) )
{
return true;
}
if ( !Q_strcasecmp( tableName, "DynamicModels" ) )
{
table->SetStringChangedCallback( NULL, Callback_DynamicModelsChanged );
m_pDynamicModelsTable = table;
return true;
}
// The the client.dll have a shot at it
return false;
}
void CClientState::InstallStringTableCallback( char const *tableName )
{
// Let engine hook callbacks before we read in any data values at all
if ( !InstallEngineStringTableCallback( tableName ) )
{
// If engine takes a pass, allow client dll to hook in its callbacks
g_ClientDLL->InstallStringTableCallback( tableName );
}
}
bool CClientState::IsPaused() const
{
return m_bPaused || ( g_LostVideoMemory && Host_IsSinglePlayerGame() ) ||
!host_initialized ||
demoplayer->IsPlaybackPaused() ||
EngineVGui()->ShouldPause();
}
float CClientState::GetTime() const
{
int nTickCount = GetClientTickCount();
float flTickTime = nTickCount * host_state.interval_per_tick;
// Timestamps are rounded to exact tick during simulation
if ( insimulation )
{
return flTickTime;
}
return flTickTime + m_tickRemainder;
}
float CClientState::GetFrameTime() const
{
if ( CClockDriftMgr::IsClockCorrectionEnabled() )
{
return IsPaused() ? 0 : m_frameTime;
}
else
{
if ( insimulation )
{
int nElapsedTicks = ( GetClientTickCount() - oldtickcount );
return nElapsedTicks * host_state.interval_per_tick;
}
else
{
return IsPaused() ? 0 : m_frameTime;
}
}
}
float CClientState::GetClientInterpAmount()
{
// we need client cvar cl_interp_ratio
static const ConVar *s_cl_interp_ratio = NULL;
if ( !s_cl_interp_ratio )
{
s_cl_interp_ratio = g_pCVar->FindVar( "cl_interp_ratio" );
if ( !s_cl_interp_ratio )
return 0.1f;
}
static const ConVar *s_cl_interp = NULL;
if ( !s_cl_interp )
{
s_cl_interp = g_pCVar->FindVar( "cl_interp" );
if ( !s_cl_interp )
return 0.1f;
}
float flInterpRatio = s_cl_interp_ratio->GetFloat();
float flInterp = s_cl_interp->GetFloat();
const ConVar_ServerBounded *pBounded = static_cast<const ConVar_ServerBounded*>( s_cl_interp_ratio );
if ( pBounded )
flInterpRatio = pBounded->GetFloat();
//#define FIXME_INTERP_RATIO
return max( flInterpRatio / cl_updaterate->GetFloat(), flInterp );
}
//-----------------------------------------------------------------------------
// Purpose: // Clear all the variables in the CClientState.
//-----------------------------------------------------------------------------
void CClientState::Clear( void )
{
CBaseClientState::Clear();
m_pModelPrecacheTable = NULL;
m_pGenericPrecacheTable = NULL;
m_pSoundPrecacheTable = NULL;
m_pDecalPrecacheTable = NULL;
m_pInstanceBaselineTable = NULL;
m_pLightStyleTable = NULL;
m_pUserInfoTable = NULL;
m_pServerStartupTable = NULL;
m_pDynamicModelsTable = NULL;
m_pAreaBits = NULL;
// Clear all download vars.
m_pDownloadableFileTable = NULL;
m_hWaitForResourcesHandle = NULL;
m_bUpdateSteamResources = false;
m_bShownSteamResourceUpdateProgress = false;
m_bDownloadResources = false;
m_bPrepareClientDLL = false;
DeleteClientFrames( -1 ); // clear all
viewangles.Init();
m_flLastServerTickTime = 0.0f;
oldtickcount = 0;
insimulation = false;
addangle.RemoveAll();
addangletotal = 0.0f;
prevaddangletotal = 0.0f;
memset(model_precache, 0, sizeof(model_precache));
memset(sound_precache, 0, sizeof(sound_precache));
ishltv = false;
#if defined( REPLAY_ENABLED )
isreplay = false;
#endif
cdtrack = 0;
V_memset( serverMD5.bits, 0, MD5_DIGEST_LENGTH );
last_command_ack = 0;
command_ack = 0;
m_nSoundSequence = 0;
// make sure the client isn't active anymore, but stay
// connected if we are.
if ( m_nSignonState > SIGNONSTATE_CONNECTED )
{
m_nSignonState = SIGNONSTATE_CONNECTED;
}
}
void CClientState::ClearSounds()
{
int c = ARRAYSIZE( sound_precache );
for ( int i = 0; i < c; ++i )
{
sound_precache[ i ].SetSound( NULL );
}
}
bool CClientState::ProcessConnectionlessPacket( netpacket_t *packet )
{
Assert( packet );
return CBaseClientState::ProcessConnectionlessPacket( packet );
}
void CClientState::FullConnect( netadr_t &adr )
{
CBaseClientState::FullConnect( adr );
m_NetChannel->SetDemoRecorder( g_pClientDemoRecorder );
m_NetChannel->SetDataRate( cl_rate->GetFloat() );
// Not in the demo loop now
demonum = -1;
// We don't have a backed up cmd history yet
lastoutgoingcommand = -1;
// we didn't send commands yet
chokedcommands = 0;
// Report connection success.
if ( Q_stricmp("loopback", adr.ToString() ) )
{
ConMsg( "Connected to %s\n", adr.ToString() );
}
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : index -
// Output : model_t
//-----------------------------------------------------------------------------
model_t *CClientState::GetModel( int index )
{
if ( !m_pModelPrecacheTable )
{
return NULL;
}
if ( index <= 0 )
{
return NULL;
}
if ( index >= m_pModelPrecacheTable->GetNumStrings() )
{
Assert( 0 ); // model index for unkown model requested
return NULL;
}
CPrecacheItem *p = &model_precache[ index ];
model_t *m = p->GetModel();
if ( m )
{
return m;
}
// The world model has special handling and should not be lazy loaded here
if ( index == 1 )
{
Assert( false );
Warning( "Attempting to get world model before it was loaded\n" );
return NULL;
}
char const *name = m_pModelPrecacheTable->GetString( index );
if ( host_showcachemiss.GetBool() )
{
ConDMsg( "client model cache miss on %s\n", name );
}
m = modelloader->GetModelForName( name, IModelLoader::FMODELLOADER_CLIENT );
if ( !m )
{
const CPrecacheUserData *data = CL_GetPrecacheUserData( m_pModelPrecacheTable, index );
if ( data && ( data->flags & RES_FATALIFMISSING ) )
{
COM_ExplainDisconnection( true, "Cannot continue without model %s, disconnecting\n", name );
Host_Disconnect( true, "Missing model" );
}
}
p->SetModel( m );
return m;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *name -
// Output : int -- note -1 if missing
//-----------------------------------------------------------------------------
int CClientState::LookupModelIndex( char const *name )
{
if ( !m_pModelPrecacheTable )
{
return -1;
}
int idx = m_pModelPrecacheTable->FindStringIndex( name );
return ( idx == INVALID_STRING_INDEX ) ? -1 : idx;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : index -
// *name -
//-----------------------------------------------------------------------------
void CClientState::SetModel( int tableIndex )
{
if ( !m_pModelPrecacheTable )
{
return;
}
// Bogus index
if ( tableIndex < 0 || tableIndex >= m_pModelPrecacheTable->GetNumStrings() )
{
return;
}
char const *name = m_pModelPrecacheTable->GetString( tableIndex );
if ( tableIndex == 1 )
{
// The world model must match the LevelFileName -- it is the path we just checked the CRC for, and paths may differ
// from what the server is using based on what the gameDLL override does
name = m_szLevelFileName;
}
CPrecacheItem *p = &model_precache[ tableIndex ];
const CPrecacheUserData *data = CL_GetPrecacheUserData( m_pModelPrecacheTable, tableIndex );
bool bLoadNow = ( data && ( data->flags & RES_PRELOAD ) ) || IsX360();
if ( CommandLine()->FindParm( "-nopreload" ) || CommandLine()->FindParm( "-nopreloadmodels" ))
{
bLoadNow = false;
}
else if ( CommandLine()->FindParm( "-preload" ) )
{
bLoadNow = true;
}
if ( bLoadNow )
{
p->SetModel( modelloader->GetModelForName( name, IModelLoader::FMODELLOADER_CLIENT ) );
}
else
{
p->SetModel( NULL );
}
// log the file reference, if necssary
if (MapReslistGenerator().IsEnabled())
{
name = m_pModelPrecacheTable->GetString( tableIndex );
MapReslistGenerator().OnModelPrecached( name );
}
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : index -
// Output : model_t
//-----------------------------------------------------------------------------
char const *CClientState::GetGeneric( int index )
{
if ( !m_pGenericPrecacheTable )
{
Warning( "Can't GetGeneric( %d ), no precache table [no level loaded?]\n", index );
return "";
}
if ( index <= 0 )
return "";
if ( index >= m_pGenericPrecacheTable->GetNumStrings() )
{
return "";
}
CPrecacheItem *p = &generic_precache[ index ];
char const *g = p->GetGeneric();
return g;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *name -
// Output : int -- note -1 if missing
//-----------------------------------------------------------------------------
int CClientState::LookupGenericIndex( char const *name )
{
if ( !m_pGenericPrecacheTable )
{
Warning( "Can't LookupGenericIndex( %s ), no precache table [no level loaded?]\n", name );
return -1;
}
int idx = m_pGenericPrecacheTable->FindStringIndex( name );
return ( idx == INVALID_STRING_INDEX ) ? -1 : idx;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : index -
// *name -
//-----------------------------------------------------------------------------
void CClientState::SetGeneric( int tableIndex )
{
if ( !m_pGenericPrecacheTable )
{
Warning( "Can't SetGeneric( %d ), no precache table [no level loaded?]\n", tableIndex );
return;
}
// Bogus index
if ( tableIndex < 0 ||
tableIndex >= m_pGenericPrecacheTable->GetNumStrings() )
{
return;
}
char const *name = m_pGenericPrecacheTable->GetString( tableIndex );
CPrecacheItem *p = &generic_precache[ tableIndex ];
p->SetGeneric( name );
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : index -
// Output : char const
//-----------------------------------------------------------------------------
char const *CClientState::GetSoundName( int index )
{
if ( index <= 0 || !m_pSoundPrecacheTable )
return "";
if ( index >= m_pSoundPrecacheTable->GetNumStrings() )
{
return "";
}
char const *name = m_pSoundPrecacheTable->GetString( index );
return name;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : index -
// Output : model_t
//-----------------------------------------------------------------------------
CSfxTable *CClientState::GetSound( int index )
{
if ( index <= 0 || !m_pSoundPrecacheTable )
return NULL;
if ( index >= m_pSoundPrecacheTable->GetNumStrings() )
{
return NULL;
}
CPrecacheItem *p = &sound_precache[ index ];
CSfxTable *s = p->GetSound();
if ( s )
return s;
char const *name = m_pSoundPrecacheTable->GetString( index );
if ( host_showcachemiss.GetBool() )
{
ConDMsg( "client sound cache miss on %s\n", name );
}
s = S_PrecacheSound( name );
p->SetSound( s );
return s;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *name -
// Output : int -- note -1 if missing
//-----------------------------------------------------------------------------
int CClientState::LookupSoundIndex( char const *name )
{
if ( !m_pSoundPrecacheTable )
return -1;
int idx = m_pSoundPrecacheTable->FindStringIndex( name );
return ( idx == INVALID_STRING_INDEX ) ? -1 : idx;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : index -
// *name -
//-----------------------------------------------------------------------------
void CClientState::SetSound( int tableIndex )
{
// Bogus index
if ( !m_pSoundPrecacheTable )
return;
if ( tableIndex < 0 || tableIndex >= m_pSoundPrecacheTable->GetNumStrings() )
{
return;
}
CPrecacheItem *p = &sound_precache[ tableIndex ];
const CPrecacheUserData *data = CL_GetPrecacheUserData( m_pSoundPrecacheTable, tableIndex );
bool bLoadNow = ( data && ( data->flags & RES_PRELOAD ) ) || IsX360();
if ( CommandLine()->FindParm( "-nopreload" ) || CommandLine()->FindParm( "-nopreloadsounds" ))
{
bLoadNow = false;
}
else if ( CommandLine()->FindParm( "-preload" ) )
{
bLoadNow = true;
}
if ( bLoadNow )
{
char const *name = m_pSoundPrecacheTable->GetString( tableIndex );
p->SetSound( S_PrecacheSound( name ) );
}
else
{
p->SetSound( NULL );
}
// log the file reference, if necssary
if (MapReslistGenerator().IsEnabled())
{
char const *name = m_pSoundPrecacheTable->GetString( tableIndex );
MapReslistGenerator().OnSoundPrecached( name );
}
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : index -
// Output : model_t
//-----------------------------------------------------------------------------
char const *CClientState::GetDecalName( int index )
{
if ( index <= 0 || !m_pDecalPrecacheTable )
{
return NULL;
}
if ( index >= m_pDecalPrecacheTable->GetNumStrings() )
{
return NULL;
}
CPrecacheItem *p = &decal_precache[ index ];
char const *d = p->GetDecal();
return d;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : index -
// *name -
//-----------------------------------------------------------------------------
void CClientState::SetDecal( int tableIndex )
{
if ( !m_pDecalPrecacheTable )
return;
if ( tableIndex < 0 ||
tableIndex >= m_pDecalPrecacheTable->GetNumStrings() )
{
return;
}
char const *name = m_pDecalPrecacheTable->GetString( tableIndex );
CPrecacheItem *p = &decal_precache[ tableIndex ];
p->SetDecal( name );
Draw_DecalSetName( tableIndex, (char *)name );
}
//-----------------------------------------------------------------------------
// Purpose: sets friends info locally to be sent to other users
//-----------------------------------------------------------------------------
void CClientState::SetFriendsID( uint friendsID, const char *friendsName )
{
m_nFriendsID = friendsID;
Q_strncpy( m_FriendsName, friendsName, sizeof(m_FriendsName) );
}
void CClientState::CheckOthersCustomFile( CRC32_t crcValue )
{
if ( crcValue == 0 )
return; // not a valid custom file
if ( !cl_allowdownload.GetBool() )
return; // client doesn't want to download anything
CCustomFilename filehex( crcValue );
if ( g_pFileSystem->FileExists( filehex.m_Filename, "game" ) )
return; // we already have this file (assuming the CRC is correct)
// we don't have it, request download from server
m_NetChannel->RequestFile( filehex.m_Filename );
}
void CClientState::AddCustomFile( int slot, const char *resourceFile)
{
if ( Q_strlen(resourceFile) <= 0 )
return; // no resource file given
if ( !COM_IsValidPath( resourceFile ) )
{
Msg("Customization file '%s' has invalid path.\n", resourceFile );
return;
}
if ( slot < 0 || slot >= MAX_CUSTOM_FILES )
return; // wrong slot
if ( !g_pFileSystem->FileExists( resourceFile ) )
{
DevMsg("Couldn't find customization file '%s'.\n", resourceFile );
return; // resource file doesn't exits
}
if ( g_pFileSystem->Size( resourceFile ) > MAX_CUSTOM_FILE_SIZE )
{
Msg("Customization file '%s' is too big ( >%i bytes).\n", resourceFile, MAX_CUSTOM_FILE_SIZE );
return; // resource file doesn't exits
}
CRC32_t crcValue;
// Compute checksum of resource file
CRC_File( &crcValue, resourceFile );
// Copy it into materials/downloads if it's not there yet, so the server doesn't have to
// transmit the file back to us.
bool bCopy = true;
CCustomFilename filehex( crcValue );
char szAbsFilename[ MAX_PATH ];
if ( g_pFileSystem->RelativePathToFullPath( filehex.m_Filename, "game", szAbsFilename, sizeof(szAbsFilename), FILTER_CULLPACK ) )
{
// check if existing file already has same CRC,
// then we don't need to copy it anymore
CRC32_t test;
CRC_File( &test, szAbsFilename );
if ( test == crcValue )
bCopy = false;
}
if ( bCopy )
{
// Copy it over under the new name
// Load up the file
CUtlBuffer buf;
if ( !g_pFileSystem->ReadFile( resourceFile, "game", buf ) )
{
Warning( "CacheCustomFiles: can't read '%s'.\n", resourceFile );
return;
}
// Make sure dest directory exists
char szParentDir[ MAX_PATH ];
V_ExtractFilePath( filehex.m_Filename, szParentDir, sizeof(szParentDir) );
g_pFileSystem->CreateDirHierarchy( szParentDir, "download" );
// Save it
if ( !g_pFileSystem->WriteFile( filehex.m_Filename, "download", buf ) )
{
Warning( "CacheCustomFiles: can't write '%s'.\n", filehex.m_Filename );
return;
}
}
/* Finally, validate the VTF file. TODO
CUtlVector<char> fileData;
if ( LogoFile_ReadFile( crcValue, fileData ) )
{
bValid = true;
}
else
{
Warning( "CL_LogoFile_OnConnect: logo file '%s' invalid.\n", logotexture );
} */
m_nCustomFiles[slot].crc = crcValue; // first slot is logo
m_nCustomFiles[slot].reqID = 0;
}
void CClientState::CheckOwnCustomFiles()
{
// clear file CRCs
Q_memset( m_nCustomFiles, 0, sizeof(m_nCustomFiles) );
if ( m_nMaxClients == 1 )
return; // not in singleplayer
if ( IsPC() )
{
AddCustomFile( 0, cl_logofile.GetString() );
AddCustomFile( 1, cl_soundfile.GetString() );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CClientState::DumpPrecacheStats( const char * name )
{
if ( !name || !name[0] )
{
ConMsg( "Can only dump stats when active in a level\n" );
return;
}
CPrecacheItem *items = NULL;
if ( !Q_strcmp(MODEL_PRECACHE_TABLENAME, name ) )
{
items = model_precache;
}
else if ( !Q_strcmp(GENERIC_PRECACHE_TABLENAME, name ) )
{
items = generic_precache;
}
else if ( !Q_strcmp(SOUND_PRECACHE_TABLENAME, name ) )
{
items = sound_precache;
}
else if ( !Q_strcmp(DECAL_PRECACHE_TABLENAME, name ) )
{
items = decal_precache;
}
INetworkStringTable *table = GetStringTable( name );
if ( !items || !table)
{
ConMsg( "Precache table '%s' not found.\n", name );
return;
}
int count = table->GetNumStrings();
int maxcount = table->GetMaxStrings();
ConMsg( "\n" );
ConMsg( "Precache table %s: %i of %i slots used\n", table->GetTableName(),
count, maxcount );
for ( int i = 0; i < count; i++ )
{
char const *pchName = table->GetString( i );
CPrecacheItem *slot = &items[ i ];
const CPrecacheUserData *p = CL_GetPrecacheUserData( table, i );
if ( !pchName || !slot || !p )
continue;
ConMsg( "%03i: %s (%s): ",
i,
pchName,
GetFlagString( p->flags ) );
if ( slot->GetReferenceCount() == 0 )
{
ConMsg( " never used\n" );
}
else
{
ConMsg( " %i refs, first %.2f mru %.2f\n",
slot->GetReferenceCount(),
slot->GetFirstReference(),
slot->GetMostRecentReference() );
}
}
ConMsg( "\n" );
}
void CClientState::ReadDeletions( CEntityReadInfo &u )
{
VPROF( "ReadDeletions" );
while ( u.m_pBuf->ReadOneBit()!=0 )
{
int idx = u.m_pBuf->ReadUBitLong( MAX_EDICT_BITS );
Assert( !u.m_pTo->transmit_entity.Get( idx ) );
CL_DeleteDLLEntity( idx, "ReadDeletions" );
}
}
void CClientState::ReadEnterPVS( CEntityReadInfo &u )
{
VPROF( "ReadEnterPVS" );
TRACE_PACKET(( " CL Enter PVS (%d)\n", u.m_nNewEntity ));
int iClass = u.m_pBuf->ReadUBitLong( m_nServerClassBits );
int iSerialNum = u.m_pBuf->ReadUBitLong( NUM_NETWORKED_EHANDLE_SERIAL_NUMBER_BITS );
CL_CopyNewEntity( u, iClass, iSerialNum );
if ( u.m_nNewEntity == u.m_nOldEntity ) // that was a recreate
u.NextOldEntity();
}
void CClientState::ReadLeavePVS( CEntityReadInfo &u )
{
VPROF( "ReadLeavePVS" );
// Sanity check.
if ( !u.m_bAsDelta )
{
Assert(0); // cl.validsequence = 0;
ConMsg( "WARNING: LeavePVS on full update" );
u.m_UpdateType = Failed; // break out
return;
}
Assert( !u.m_pTo->transmit_entity.Get( u.m_nOldEntity ) );
if ( u.m_UpdateFlags & FHDR_DELETE )
{
CL_DeleteDLLEntity( u.m_nOldEntity, "ReadLeavePVS" );
}
u.NextOldEntity();
}
void CClientState::ReadDeltaEnt( CEntityReadInfo &u )
{
VPROF( "ReadDeltaEnt" );
CL_CopyExistingEntity( u );
u.NextOldEntity();
}
void CClientState::ReadPreserveEnt( CEntityReadInfo &u )
{
VPROF( "ReadPreserveEnt" );
if ( !u.m_bAsDelta ) // Should never happen on a full update.
{
Assert(0); // cl.validsequence = 0;
ConMsg( "WARNING: PreserveEnt on full update" );
u.m_UpdateType = Failed; // break out
return;
}
Assert( u.m_pFrom->transmit_entity.Get(u.m_nOldEntity) );
// copy one of the old entities over to the new packet unchanged
// XXX(JohnS): This was historically checking for NewEntity overflow, though this path does not care (and new entity
// may be -1). The old entity bounds check here seems like what was intended, but since nNewEntity
// should not be overflowed either, I've left that check in case it was guarding against a case I am
// overlooking.
if ( u.m_nOldEntity >= MAX_EDICTS || u.m_nOldEntity < 0 || u.m_nNewEntity >= MAX_EDICTS )
{
Host_Error( "CL_ReadPreserveEnt: Entity out of bounds. Old: %i, New: %i",
u.m_nOldEntity, u.m_nNewEntity );
}
u.m_pTo->last_entity = u.m_nOldEntity;
u.m_pTo->transmit_entity.Set( u.m_nOldEntity );
// Zero overhead
if ( cl_entityreport.GetBool() )
CL_RecordEntityBits( u.m_nOldEntity, 0 );
CL_PreserveExistingEntity( u.m_nOldEntity );
u.NextOldEntity();
}
//-----------------------------------------------------------------------------
// Purpose: Starts checking that all the necessary files are local
//-----------------------------------------------------------------------------
void CClientState::StartUpdatingSteamResources()
{
if ( IsX360() )
{
return;
}
// we can only do this when in SIGNONSTATE_NEW,
// since the completion of this triggers the continuation of SIGNONSTATE_NEW
Assert(m_nSignonState == SIGNONSTATE_NEW);
// make sure we have all the necessary resources locally before continuing
m_hWaitForResourcesHandle = g_pFileSystem->WaitForResources(m_szLevelBaseName);
m_bUpdateSteamResources = false;
m_bShownSteamResourceUpdateProgress = false;
m_bDownloadResources = false;
m_bPrepareClientDLL = true;
}
//-----------------------------------------------------------------------------
// Purpose: checks to see if we're done updating files
//-----------------------------------------------------------------------------
void CClientState::CheckUpdatingSteamResources()
{
if ( IsX360() )
{
return;
}
VPROF_BUDGET( "CheckUpdatingSteamResources", VPROF_BUDGETGROUP_STEAM );
if ( m_bPrepareClientDLL )
{
float flPrepareProgress = 0.f;
char szMutableLevelName[ sizeof( m_szLevelBaseName ) ] = { 0 };
V_strncpy( szMutableLevelName, m_szLevelBaseName, sizeof( szMutableLevelName ) );
// if the game .dll doesn't support this call assume everything is prepared
IServerGameDLL::ePrepareLevelResourcesResult eResult = IServerGameDLL::ePrepareLevelResources_Prepared;
if ( g_iServerGameDLLVersion >= 10 )
{
eResult = serverGameDLL->AsyncPrepareLevelResources( szMutableLevelName, sizeof( szMutableLevelName ),
m_szLevelFileName, sizeof( m_szLevelFileName ), &flPrepareProgress );
}
switch ( eResult )
{
case IServerGameDLL::ePrepareLevelResources_InProgress:
if (!m_bShownSteamResourceUpdateProgress)
{
// make sure the loading dialog is up
EngineVGui()->StartCustomProgress();
EngineVGui()->ActivateGameUI();
m_bShownSteamResourceUpdateProgress = true;
}
EngineVGui()->UpdateCustomProgressBar( flPrepareProgress, g_pVGuiLocalize->Find("#Valve_UpdatingSteamResources") );
break;
default:
case IServerGameDLL::ePrepareLevelResources_Prepared:
flPrepareProgress = 100.f;
m_bPrepareClientDLL = false;
m_bUpdateSteamResources = true;
break;
}
}
if (m_bUpdateSteamResources)
{
bool bComplete = false;
float flProgress = 0.0f;
g_pFileSystem->GetWaitForResourcesProgress(m_hWaitForResourcesHandle, &flProgress, &bComplete);
if (bComplete)
{
m_hWaitForResourcesHandle = NULL;
m_bUpdateSteamResources = false;
m_bDownloadResources = false;
if ( m_pDownloadableFileTable )
{
bool allowDownloads = true;
bool allowSoundDownloads = true;
bool allowNonMaps = true;
if ( !Q_strcasecmp( cl_downloadfilter.GetString(), "none" ) )
{
allowDownloads = allowSoundDownloads = allowNonMaps = false;
}
else if ( !Q_strcasecmp( cl_downloadfilter.GetString(), "nosounds" ) )
{
allowSoundDownloads = false;
}
else if ( !Q_strcasecmp( cl_downloadfilter.GetString(), "mapsonly" ) )
{
allowNonMaps = false;
}
if ( allowDownloads )
{
char extension[4];
for ( int i=0; i<m_pDownloadableFileTable->GetNumStrings(); ++i )
{
const char *fname = m_pDownloadableFileTable->GetString( i );
if ( !allowSoundDownloads )
{
Q_ExtractFileExtension( fname, extension, sizeof( extension ) );
if ( !Q_strcasecmp( extension, "wav" ) || !Q_strcasecmp( extension, "mp3" ) )
{
continue;
}
}
if ( !allowNonMaps )
{
// The user wants maps only.
Q_ExtractFileExtension( fname, extension, sizeof( extension ) );
// If the extension is not bsp, skip it.
if ( Q_strcasecmp( extension, "bsp" ) )
{
continue;
}
}
CL_QueueDownload( fname );
}
}
if ( CL_GetDownloadQueueSize() )
{
// make sure the loading dialog is up
EngineVGui()->StartCustomProgress();
EngineVGui()->ActivateGameUI();
m_bDownloadResources = true;
}
else
{
m_bDownloadResources = false;
FinishSignonState_New();
}
}
else
{
Host_Error( "Invalid download file table." );
}
}
else if (flProgress > 0.0f)
{
if (!m_bShownSteamResourceUpdateProgress)
{
// make sure the loading dialog is up
EngineVGui()->StartCustomProgress();
EngineVGui()->ActivateGameUI();
m_bShownSteamResourceUpdateProgress = true;
}
// change it to be updating steam resources
EngineVGui()->UpdateCustomProgressBar( flProgress, g_pVGuiLocalize->Find("#Valve_UpdatingSteamResources") );
}
}
if ( m_bDownloadResources )
{
// Check on any HTTP downloads in progress
bool stillDownloading = CL_DownloadUpdate();
if ( !stillDownloading )
{
m_bDownloadResources = false;
FinishSignonState_New();
}
}
}
//-----------------------------------------------------------------------------
// Purpose: At a certain rate, this function will verify any unverified
// file CRCs with the server.
//-----------------------------------------------------------------------------
void CClientState::CheckFileCRCsWithServer()
{
//! !FIXME! Stubbed this. Several reasons:
//!
//! 1.) Removed the CRC functionality (because it was broken when we switched to use MD5's for hashes of
//! loose files, but the server only has CRC's of some files in the VPK headers.). Currently the only
//! supported pure server mode is "trusted source."
//! 2.) Sending MD5's of VPK's is a bit too restrictive for most use cases. For example, if a client
//! has an extra VPK for custom content, the server doesn't know what to do with it. Or if we
//! release an optional update, the VPK's might legitimately differ.
//!
//! Rich has pointed out that we really need pure server client work to be something that the client
//! cannot easily bypass. Currently that is the case. But I need to ship the SteamPipe conversion now.
//! We can revisit pure server security after that has shipped.
//
// VPROF_( "CheckFileCRCsWithServer", 1, VPROF_BUDGETGROUP_OTHER_NETWORKING, false, BUDGETFLAG_CLIENT );
// const float flBatchInterval = 1.0f / 5.0f;
// const int nBatchSize = 5;
//
// // Don't do this yet..
// if ( !m_bCheckCRCsWithServer )
// return;
//
// if ( m_nSignonState != SIGNONSTATE_FULL )
// return;
//
// // Only send a batch every so often.
// float flCurTime = Plat_FloatTime();
// if ( (flCurTime - m_flLastCRCBatchTime) < flBatchInterval )
// return;
//
// m_flLastCRCBatchTime = flCurTime;
//
// CUnverifiedFileHash rgUnverifiedFiles[nBatchSize];
// int count = g_pFileSystem->GetUnverifiedFileHashes( rgUnverifiedFiles, ARRAYSIZE( rgUnverifiedFiles ) );
// if ( count == 0 )
// return;
//
// // Send the messages to the server.
// for ( int i=0; i < count; i++ )
// {
// CLC_FileCRCCheck crcCheck;
// V_strncpy( crcCheck.m_szPathID, rgUnverifiedFiles[i].m_PathID, sizeof( crcCheck.m_szPathID ) );
// V_strncpy( crcCheck.m_szFilename, rgUnverifiedFiles[i].m_Filename, sizeof( crcCheck.m_szFilename ) );
// crcCheck.m_nFileFraction = rgUnverifiedFiles[i].m_nFileFraction;
// crcCheck.m_MD5 = rgUnverifiedFiles[i].m_FileHash.m_md5contents;
// crcCheck.m_CRCIOs = rgUnverifiedFiles[i].m_FileHash.m_crcIOSequence;
// crcCheck.m_eFileHashType = rgUnverifiedFiles[i].m_FileHash.m_eFileHashType;
// crcCheck.m_cbFileLen = rgUnverifiedFiles[i].m_FileHash.m_cbFileLen;
// crcCheck.m_nPackFileNumber = rgUnverifiedFiles[i].m_FileHash.m_nPackFileNumber;
// crcCheck.m_PackFileID = rgUnverifiedFiles[i].m_FileHash.m_PackFileID;
//
// m_NetChannel->SendNetMsg( crcCheck );
// }
}
//-----------------------------------------------------------------------------
// Purpose: sanity-checks the variables in a VMT file to prevent the client from
// making player etc. textures that glow or show through walls etc. Anything
// other than $baseTexture and $bumpmap is hereby verboten.
//-----------------------------------------------------------------------------
bool CheckSimpleMaterial( IMaterial *pMaterial )
{
if ( !pMaterial )
return false;
const char *name = pMaterial->GetShaderName();
if ( Q_strncasecmp( name, "VertexLitGeneric", 16 ) &&
Q_strncasecmp( name, "UnlitGeneric", 12 ) )
return false;
if ( pMaterial->GetMaterialVarFlag( MATERIAL_VAR_IGNOREZ ) )
return false;
if ( pMaterial->GetMaterialVarFlag( MATERIAL_VAR_WIREFRAME ) )
return false;
if ( pMaterial->GetMaterialVarFlag( MATERIAL_VAR_SELFILLUM ) )
return false;
if ( pMaterial->GetMaterialVarFlag( MATERIAL_VAR_ADDITIVE ) )
return false;
if ( pMaterial->GetMaterialVarFlag( MATERIAL_VAR_NOFOG ) )
return false;
if ( pMaterial->GetMaterialVarFlag( MATERIAL_VAR_HALFLAMBERT ) )
return false;
return true;
}
//-----------------------------------------------------------------------------
// Purpose: find a filename in the string table, ignoring case and slash mismatches. Returns the index, or INVALID_STRING_INDEX if not found.
//-----------------------------------------------------------------------------
int FindFilenameInStringTable( INetworkStringTable *table, const char *searchFname )
{
char searchFilename[MAX_PATH];
char tableFilename[MAX_PATH];
Q_strncpy( searchFilename, searchFname, MAX_PATH );
Q_FixSlashes( searchFilename );
for ( int i=0; i<table->GetNumStrings(); ++i )
{
const char *tableFname = table->GetString( i );
Q_strncpy( tableFilename, tableFname, MAX_PATH );
Q_FixSlashes( tableFilename );
if ( !Q_strcasecmp( searchFilename, tableFilename ) )
{
return i;
}
}
return INVALID_STRING_INDEX;
}
//-----------------------------------------------------------------------------
// Purpose: find a filename in the string table, ignoring case and slash mismatches.
// Returns the consistency type, with CONSISTENCY_NONE being a Not Found result.
//-----------------------------------------------------------------------------
ConsistencyType GetFileConsistencyType( INetworkStringTable *table, const char *searchFname )
{
int index = FindFilenameInStringTable( table, searchFname );
if ( index == INVALID_STRING_INDEX )
{
return CONSISTENCY_NONE;
}
int length = 0;
unsigned char *userData = NULL;
userData = (unsigned char *)table->GetStringUserData( index, &length );
if ( userData && length == sizeof( ExactFileUserData ) )
{
switch ( userData[0] )
{
case CONSISTENCY_EXACT:
case CONSISTENCY_SIMPLE_MATERIAL:
return (ConsistencyType)userData[0];
default:
return CONSISTENCY_NONE;
}
}
else
{
return CONSISTENCY_NONE;
}
}
//-----------------------------------------------------------------------------
// Purpose: Does a CRC check compared to the CRC stored in the user data.
//-----------------------------------------------------------------------------
bool CheckCRCs( unsigned char *userData, int length, const char *filename )
{
if ( userData && length == sizeof( ExactFileUserData ) )
{
if ( userData[0] != CONSISTENCY_EXACT && userData[0] != CONSISTENCY_SIMPLE_MATERIAL )
{
return false;
}
ExactFileUserData *exactFileData = (ExactFileUserData *)userData;
CRC32_t crc;
if ( !CRC_File( &crc, filename ) )
{
return false;
}
return ( crc == exactFileData->crc );
}
return false;
}
//-----------------------------------------------------------------------------
// Purpose: completes the SIGNONSTATE_NEW state
//-----------------------------------------------------------------------------
void CClientState::FinishSignonState_New()
{
// make sure we're still in the right signon state
if (m_nSignonState != SIGNONSTATE_NEW)
return;
if ( !m_bMarkedCRCsUnverified )
{
// Mark all file CRCs unverified once per server. We may have verified CRCs for certain files on
// the previous server, but we need to reverify them on the new server.
m_bMarkedCRCsUnverified = true;
g_pFileSystem->MarkAllCRCsUnverified();
}
// Verify the map and player .mdl crc's now that we've finished downloading missing resources (maps etc)
if ( !CL_CheckCRCs( m_szLevelFileName ) )
{
Host_Error( "Unable to verify map %s", ( m_szLevelFileName && m_szLevelFileName[0] ) ? m_szLevelFileName : "unknown" );
return;
}
// We're going to force-touch a lot of textures and resources below, we don't want the streaming system to try and
// pull these in as if they were being used for normal rendering.
materials->SuspendTextureStreaming();
// Only do this if our server is shut down and we're acting as a client. Otherwise the server handles this when it
// starts the load.
if ( sv.m_State < ss_loading )
{
// Reset the last used count on all models before beginning the new load -- The nServerCount value on models should
// always resolve as different from values from previous servers.
modelloader->ResetModelServerCounts();
}
if ( cl_always_flush_models.GetBool() )
{
modelloader->PurgeUnusedModels();
}
// Our load process is causing some very bad allocation & performance impact in drivers, due to the enormous amount
// of resources being used (and, in the case of EnableHDR(), released and re-uploaded) in a single frame. Ensuring
// that we push a few frames through before and after the main model loading spree results in dramatically better
// results. Without these calls, for instance, OS X on high texture quality cannot survive map load.
//
// This is pretty janky, but doesn't really have any cost (and even makes our one-frozen-frame load screen slightly
// less likely to trigger OS "not responding" warnings)
extern void V_RenderVGuiOnly();
V_RenderVGuiOnly();
// Before we do anything with the whitelist, make sure we have the proper map pack mounted
// this will load the .bsp by setting the world model the string list at the hardcoded index 1.
cl.SetModel( 1 );
V_RenderVGuiOnly();
// Check for a new whitelist. It's good to do it early in the connection process here because if we wait until later,
// the client may have loaded some files w/o the proper whitelist restrictions and we'd have to reload them.
m_bCheckCRCsWithServer = false; // Don't check CRCs yet.. wait until we got a whitelist and cleaned out our files based on it to send CRCs.
// We check the new whitelist now so loads that happen between here and FullyConnected are checked against it, but
// don't trigger a reload of dirty files until after we flush unused resources from the last map in
// CL_FullyConnected. This fixes reloading materials that are unused, and trying to reload materials that are no
// longer pure, but would be unloaded in fully connected anyway.
CL_CheckForPureServerWhitelist( m_pPendingPureFileReloads );
CL_InstallAndInvokeClientStringTableCallbacks();
materials->CacheUsedMaterials();
// force a consistency check
ConsistencyCheck( true );
CL_RegisterResources();
// Done with all resources, issue prespawn command.
// Include server count in case server disconnects and changes level during d/l
// Tell rendering system we have a new set of models.
R_LevelInit();
// Balanced against SuspendTextureStreaming above
materials->ResumeTextureStreaming();
EngineVGui()->UpdateProgressBar(PROGRESS_SENDCLIENTINFO);
if ( !m_NetChannel )
return;
SendClientInfo();
CL_SetSteamCrashComment();
// tell server that we entered now that state
m_NetChannel->SendNetMsg( NET_SignonState( m_nSignonState, m_nServerCount ) );
}
//-----------------------------------------------------------------------------
// Purpose: run a file consistency check if enforced by server
//-----------------------------------------------------------------------------
void CClientState::ConsistencyCheck(bool bChanged )
{
// get the default config for the current card as a starting point.
// server must have sent us this table
if ( !m_pDownloadableFileTable )
return;
// no checks during single player or demo playback
if( (m_nMaxClients == 1) || demoplayer->IsPlayingBack() )
return;
// only if we are connected
if ( !IsConnected() )
return;
// check if material configuration changed
static MaterialSystem_Config_t s_LastConfig;
MaterialSystem_Config_t newConfig = materials->GetCurrentConfigForVideoCard();
if ( Q_memcmp( &s_LastConfig, &newConfig, sizeof(MaterialSystem_Config_t) ) )
{
// remember last config we tested
s_LastConfig = newConfig;
bChanged = true;
}
if ( !bChanged )
return;
#if 0
// This check was removed as GetSteamUniverse() is very expensive and was getting
// called every frame on Linux. I don't believe it should have been merged over from
// l4d2 in the first place either...
// If we're not signed into the steam universe, then bail.
// This should only happen when we're developing internally without Steam I hope?
if ( k_EUniverseInvalid == GetSteamUniverse() )
{
return;
}
#endif
const char *errorMsg = NULL;
const char *errorFilename = NULL;
// check CRCs and model sizes
Color red( 200, 20, 20, 255 );
Color blue( 100, 100, 200, 255 );
for ( int i=0; i<m_pDownloadableFileTable->GetNumStrings(); ++i )
{
int length = 0;
unsigned char *userData = NULL;
userData = (unsigned char *)m_pDownloadableFileTable->GetStringUserData( i, &length );
const char *filename = m_pDownloadableFileTable->GetString( i );
//
// CRC Check
//
if ( userData && userData[0] == CONSISTENCY_EXACT && length == sizeof( ExactFileUserData ) )
{
// Hm, this isn't supported anymore. (Use sv_pure instead.) Under ordinary
// circumstances, servers shouldn't be asking for it.
Assert( false );
continue;
}
//
// Bounds Check
//
// This is simply asking for the model's mins and maxs. Also, it checks each material referenced
// by the model, to make sure it doesn't ignore Z, isn't overbright, etc.
//
// TODO: Animations and facial expressions can still pull verts out past this.
//
else if ( userData && userData[0] == CONSISTENCY_BOUNDS && length == sizeof( ModelBoundsUserData ) )
{
ModelBoundsUserData *boundsData = (ModelBoundsUserData *)userData;
model_t *pModel = modelloader->GetModelForName( filename, IModelLoader::FMODELLOADER_CLIENT );
if ( !pModel )
{
errorMsg = "Cannot find required model";
errorFilename = filename;
}
else
{
if ( pModel->mins.x < boundsData->mins.x ||
pModel->mins.y < boundsData->mins.y ||
pModel->mins.z < boundsData->mins.z )
{
ConColorMsg( red, "Model %s exceeds mins (%.1f %.1f %.1f vs. %.1f %.1f %.1f)\n", filename,
pModel->mins.x, pModel->mins.y, pModel->mins.z,
boundsData->mins.x, boundsData->mins.y, boundsData->mins.z);
errorMsg = "Server is enforcing model bounds";
errorFilename = filename;
}
if ( pModel->maxs.x > boundsData->maxs.x ||
pModel->maxs.y > boundsData->maxs.y ||
pModel->maxs.z > boundsData->maxs.z )
{
ConColorMsg( red, "Model %s exceeds maxs (%.1f %.1f %.1f vs. %.1f %.1f %.1f)\n", filename,
pModel->maxs.x, pModel->maxs.y, pModel->maxs.z,
boundsData->maxs.x, boundsData->maxs.y, boundsData->maxs.z);
errorMsg = "Server is enforcing model bounds";
errorFilename = filename;
}
// Check each texture
IMaterial *pMaterials[ 128 ];
int materialCount = Mod_GetModelMaterials( pModel, ARRAYSIZE( pMaterials ), pMaterials );
for ( int j = 0; j<materialCount; ++j )
{
IMaterial *pMaterial = pMaterials[j];
if ( !CheckSimpleMaterial( pMaterial ) )
{
ConColorMsg( red, "Model %s has a bad texture %s\n", filename, pMaterial->GetName() );
errorMsg = "Server is enforcing simple material";
errorFilename = pMaterial->GetName();
break;
}
}
}
}
}
if ( errorFilename && *errorFilename )
{
COM_ExplainDisconnection( true, "%s:\n%s\n", errorMsg, errorFilename );
Host_Error( "%s: %s\n", errorMsg, errorFilename );
}
}
void CClientState::UpdateAreaBits_BackwardsCompatible()
{
if ( m_pAreaBits )
{
tmZone( TELEMETRY_LEVEL0, TMZF_NONE, "%s", __FUNCTION__ );
memcpy( m_chAreaBits, m_pAreaBits, sizeof( m_chAreaBits ) );
// The whole point of adding this array was that the client could react to closed portals.
// If they're using the old interface to set area portal bits, then we use the old
// behavior of assuming all portals are open on the clent.
memset( m_chAreaPortalBits, 0xFF, sizeof( m_chAreaPortalBits ) );
m_bAreaBitsValid = true;
}
}
unsigned char** CClientState::GetAreaBits_BackwardCompatibility()
{
return &m_pAreaBits;
}
void CClientState::RunFrame()
{
CBaseClientState::RunFrame();
tmZone( TELEMETRY_LEVEL0, TMZF_NONE, "%s", __FUNCTION__ );
// Since cl_rate is a virtualized cvar, make sure to pickup changes in it.
if ( m_NetChannel )
m_NetChannel->SetDataRate( cl_rate->GetFloat() );
ConsistencyCheck( false );
// Check if paged pool is low ( < 8% free )
static bool s_bLowPagedPoolMemoryWarning = false;
PAGED_POOL_INFO_t ppi;
if ( ( SYSCALL_SUCCESS == Plat_GetPagedPoolInfo( &ppi ) ) &&
( ( ppi.numPagesFree * 12 ) < ( ppi.numPagesUsed + ppi.numPagesFree ) ) )
{
con_nprint_t np;
np.time_to_live = 1.0;
np.index = 1;
np.fixed_width_font = false;
np.color[ 0 ] = 1.0;
np.color[ 1 ] = 0.2;
np.color[ 2 ] = 0.0;
Con_NXPrintf( &np, "WARNING: OS Paged Pool Memory Low" );
// Also print a warning to console
static float s_flLastWarningTime = 0.0f;
if ( !s_bLowPagedPoolMemoryWarning ||
( Plat_FloatTime() - s_flLastWarningTime > 3.0f ) ) // print a warning no faster than once every 3 sec
{
s_bLowPagedPoolMemoryWarning = true;
s_flLastWarningTime = Plat_FloatTime();
Warning( "OS Paged Pool Memory Low!\n" );
Warning( " Currently using %lu pages (%lu Kb) of total %lu pages (%lu Kb total)\n",
ppi.numPagesUsed, ppi.numPagesUsed * Plat_GetMemPageSize(),
( ppi.numPagesFree + ppi.numPagesUsed ), ( ppi.numPagesFree + ppi.numPagesUsed ) * Plat_GetMemPageSize() );
Warning( " Please see http://www.steampowered.com for more information.\n" );
}
}
else if ( s_bLowPagedPoolMemoryWarning )
{
s_bLowPagedPoolMemoryWarning = false;
Msg( "Info: OS Paged Pool Memory restored - currently %lu pages free (%lu Kb) of total %lu pages (%lu Kb total).\n",
ppi.numPagesFree, ppi.numPagesFree * Plat_GetMemPageSize(),
( ppi.numPagesFree + ppi.numPagesUsed ), ( ppi.numPagesFree + ppi.numPagesUsed ) * Plat_GetMemPageSize() );
}
}