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source-engine/engine/sys_dll.cpp

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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//
//=============================================================================//
#if defined(_WIN32) && !defined(_X360)
#include "winlite.h"
#elif defined(OSX)
#include <Carbon/Carbon.h>
#include <sys/sysctl.h>
#endif
#if defined(LINUX)
#include <unistd.h>
#include <fcntl.h>
#endif
#if defined( USE_SDL )
#include "SDL.h"
#endif
#include "quakedef.h"
#include "igame.h"
#include "errno.h"
#include "host.h"
#include "profiling.h"
#include "server.h"
#include "vengineserver_impl.h"
#include "filesystem_engine.h"
#include "sys.h"
#include "sys_dll.h"
#include "ivideomode.h"
#include "host_cmd.h"
#include "crtmemdebug.h"
#include "sv_log.h"
#include "sv_main.h"
#include "traceinit.h"
#include "dt_test.h"
#include "keys.h"
#include "gl_matsysiface.h"
#include "tier0/vcrmode.h"
#include "tier0/icommandline.h"
#include "cmd.h"
#include <ihltvdirector.h>
#if defined( REPLAY_ENABLED )
#include "replay/ireplaysystem.h"
#endif
#include "MapReslistGenerator.h"
#include "DevShotGenerator.h"
#include "cdll_engine_int.h"
#include "dt_send.h"
#include "idedicatedexports.h"
#include "eifacev21.h"
#include "cl_steamauth.h"
#include "tier0/etwprof.h"
#include "vgui_baseui_interface.h"
#include "tier0/systeminformation.h"
#ifdef _WIN32
#if !defined( _X360 )
#include <io.h>
#endif
#endif
#include "toolframework/itoolframework.h"
#if defined( _X360 )
#include "xbox/xbox_win32stubs.h"
#endif
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
#define ONE_HUNDRED_TWENTY_EIGHT_MB (128 * 1024 * 1024)
ConVar mem_min_heapsize( "mem_min_heapsize", "48", FCVAR_INTERNAL_USE, "Minimum amount of memory to dedicate to engine hunk and datacache (in mb)" );
ConVar mem_max_heapsize( "mem_max_heapsize", "256", FCVAR_INTERNAL_USE, "Maximum amount of memory to dedicate to engine hunk and datacache (in mb)" );
ConVar mem_max_heapsize_dedicated( "mem_max_heapsize_dedicated", "64", FCVAR_INTERNAL_USE, "Maximum amount of memory to dedicate to engine hunk and datacache, for dedicated server (in mb)" );
#define MINIMUM_WIN_MEMORY (unsigned)(mem_min_heapsize.GetInt()*1024*1024)
#define MAXIMUM_WIN_MEMORY max( (unsigned)(mem_max_heapsize.GetInt()*1024*1024), MINIMUM_WIN_MEMORY )
#define MAXIMUM_DEDICATED_MEMORY (unsigned)(mem_max_heapsize_dedicated.GetInt()*1024*1024)
char *CheckParm(const char *psz, char **ppszValue = NULL);
void SeedRandomNumberGenerator( bool random_invariant );
void Con_ColorPrintf( const Color& clr, PRINTF_FORMAT_STRING const char *fmt, ... ) FMTFUNCTION( 2, 3 );
void COM_ShutdownFileSystem( void );
void COM_InitFilesystem( const char *pFullModPath );
modinfo_t gmodinfo;
#ifdef PLATFORM_WINDOWS
HWND *pmainwindow = NULL;
#endif
char gszDisconnectReason[256];
char gszExtendedDisconnectReason[256];
bool gfExtendedError = false;
uint8 g_eSteamLoginFailure = 0;
bool g_bV3SteamInterface = false;
CreateInterfaceFn g_AppSystemFactory = NULL;
static bool s_bIsDedicated = false;
ConVar *sv_noclipduringpause = NULL;
// Special mode where the client uses a console window and has no graphics. Useful for stress-testing a server
// without having to round up 32 people.
bool g_bTextMode = false;
// Set to true when we exit from an error.
bool g_bInErrorExit = false;
static FileFindHandle_t g_hfind = FILESYSTEM_INVALID_FIND_HANDLE;
// The extension DLL directory--one entry per loaded DLL
CSysModule *g_GameDLL = NULL;
// Prototype of an global method function
typedef void (DLLEXPORT * PFN_GlobalMethod)( edict_t *pEntity );
IServerGameDLL *serverGameDLL = NULL;
int g_iServerGameDLLVersion = 0;
IServerGameEnts *serverGameEnts = NULL;
IServerGameClients *serverGameClients = NULL;
int g_iServerGameClientsVersion = 0; // This matches the number at the end of the interface name (so for "ServerGameClients004", this would be 4).
IHLTVDirector *serverGameDirector = NULL;
IServerGameTags *serverGameTags = NULL;
void Sys_InitArgv( char *lpCmdLine );
void Sys_ShutdownArgv( void );
//-----------------------------------------------------------------------------
// Purpose: Compare file times
// Input : ft1 -
// ft2 -
// Output : int
//-----------------------------------------------------------------------------
int Sys_CompareFileTime( long ft1, long ft2 )
{
if ( ft1 < ft2 )
{
return -1;
}
else if ( ft1 > ft2 )
{
return 1;
}
return 0;
}
//-----------------------------------------------------------------------------
// Is slash?
//-----------------------------------------------------------------------------
inline bool IsSlash( char c )
{
return ( c == '\\') || ( c == '/' );
}
//-----------------------------------------------------------------------------
// Purpose: Create specified directory
// Input : *path -
// Output : void Sys_mkdir
//-----------------------------------------------------------------------------
void Sys_mkdir( const char *path )
{
char testpath[ MAX_OSPATH ];
// Remove any terminal backslash or /
Q_strncpy( testpath, path, sizeof( testpath ) );
int nLen = Q_strlen( testpath );
if ( (nLen > 0) && IsSlash( testpath[ nLen - 1 ] ) )
{
testpath[ nLen - 1 ] = 0;
}
// Look for URL
const char *pPathID = "MOD";
if ( IsSlash( testpath[0] ) && IsSlash( testpath[1] ) )
{
pPathID = NULL;
}
if ( g_pFileSystem->FileExists( testpath, pPathID ) )
{
// if there is a file of the same name as the directory we want to make, just kill it
if ( !g_pFileSystem->IsDirectory( testpath, pPathID ) )
{
g_pFileSystem->RemoveFile( testpath, pPathID );
}
}
g_pFileSystem->CreateDirHierarchy( path, pPathID );
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *path -
// *basename -
// Output : char *Sys_FindFirst
//-----------------------------------------------------------------------------
const char *Sys_FindFirst(const char *path, char *basename, int namelength )
{
if (g_hfind != FILESYSTEM_INVALID_FIND_HANDLE)
{
Sys_Error ("Sys_FindFirst without close");
g_pFileSystem->FindClose(g_hfind);
}
const char* psz = g_pFileSystem->FindFirst(path, &g_hfind);
if (basename && psz)
{
Q_FileBase(psz, basename, namelength );
}
return psz;
}
//-----------------------------------------------------------------------------
// Purpose: Sys_FindFirst with a path ID filter.
//-----------------------------------------------------------------------------
const char *Sys_FindFirstEx( const char *pWildcard, const char *pPathID, char *basename, int namelength )
{
if (g_hfind != FILESYSTEM_INVALID_FIND_HANDLE)
{
Sys_Error ("Sys_FindFirst without close");
g_pFileSystem->FindClose(g_hfind);
}
const char* psz = g_pFileSystem->FindFirstEx( pWildcard, pPathID, &g_hfind);
if (basename && psz)
{
Q_FileBase(psz, basename, namelength );
}
return psz;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *basename -
// Output : char *Sys_FindNext
//-----------------------------------------------------------------------------
const char* Sys_FindNext(char *basename, int namelength)
{
const char *psz = g_pFileSystem->FindNext(g_hfind);
if ( basename && psz )
{
Q_FileBase(psz, basename, namelength );
}
return psz;
}
//-----------------------------------------------------------------------------
// Purpose:
// Output : void Sys_FindClose
//-----------------------------------------------------------------------------
void Sys_FindClose(void)
{
if ( FILESYSTEM_INVALID_FIND_HANDLE != g_hfind )
{
g_pFileSystem->FindClose(g_hfind);
g_hfind = FILESYSTEM_INVALID_FIND_HANDLE;
}
}
//-----------------------------------------------------------------------------
// Purpose: OS Specific initializations
//-----------------------------------------------------------------------------
void Sys_Init( void )
{
// Set default FPU control word to truncate (chop) mode for optimized _ftol()
// This does not "stick", the mode is restored somewhere down the line.
// Sys_TruncateFPU();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void Sys_Shutdown( void )
{
}
//-----------------------------------------------------------------------------
// Purpose: Print to system console
// Input : *fmt -
// ... -
// Output : void Sys_Printf
//-----------------------------------------------------------------------------
void Sys_Printf(char *fmt, ...)
{
va_list argptr;
char text[1024];
va_start (argptr,fmt);
Q_vsnprintf (text, sizeof( text ), fmt, argptr);
va_end (argptr);
if ( developer.GetInt() )
{
#ifdef _WIN32
wchar_t unicode[2048];
::MultiByteToWideChar(CP_UTF8, 0, text, -1, unicode, sizeof( unicode ) / sizeof(wchar_t));
unicode[(sizeof( unicode ) / sizeof(wchar_t)) - 1] = L'\0';
OutputDebugStringW( unicode );
Sleep( 0 );
#else
fprintf( stderr, "%s", text );
#endif
}
if ( s_bIsDedicated )
{
printf( "%s", text );
}
}
bool Sys_MessageBox(const char *title, const char *info, bool bShowOkAndCancel)
{
#ifdef _WIN32
if ( IDOK == ::MessageBox( NULL, title, info, MB_ICONEXCLAMATION | ( bShowOkAndCancel ? MB_OKCANCEL : MB_OK ) ) )
{
return true;
}
return false;
#elif defined( USE_SDL )
int buttonid = 0;
SDL_MessageBoxData messageboxdata = { 0 };
SDL_MessageBoxButtonData buttondata[] =
{
{ SDL_MESSAGEBOX_BUTTON_RETURNKEY_DEFAULT, 1, "OK" },
{ SDL_MESSAGEBOX_BUTTON_ESCAPEKEY_DEFAULT, 0, "Cancel" },
};
messageboxdata.window = GetAssertDialogParent();
messageboxdata.title = title;
messageboxdata.message = info;
messageboxdata.numbuttons = bShowOkAndCancel ? 2 : 1;
messageboxdata.buttons = buttondata;
SDL_ShowMessageBox( &messageboxdata, &buttonid );
return ( buttonid == 1 );
#elif defined( POSIX )
Warning( "%s\n", info );
return true;
#else
#error "implement me"
#endif
}
bool g_bUpdateMinidumpComment = true;
void BuildMinidumpComment( char const *pchSysErrorText, bool bRealCrash );
void Sys_Error_Internal( bool bMinidump, const char *error, va_list argsList )
{
char text[1024];
static bool bReentry = false; // Don't meltdown
Q_vsnprintf( text, sizeof( text ), error, argsList );
if ( bReentry )
{
fprintf( stderr, "%s\n", text );
return;
}
bReentry = true;
if ( s_bIsDedicated )
{
printf( "%s\n", text );
}
else
{
Sys_Printf( "%s\n", text );
}
// Write the error to the log and ensure the log contents get written to disk
g_Log.Printf( "Engine error: %s\n", text );
g_Log.Flush();
g_bInErrorExit = true;
#if !defined( SWDS )
if ( IsPC() && videomode )
videomode->Shutdown();
#endif
if ( IsPC() &&
!CommandLine()->FindParm( "-makereslists" ) &&
!CommandLine()->FindParm( "-nomessagebox" ) &&
!CommandLine()->FindParm( "-nocrashdialog" ) )
{
#ifdef _WIN32
::MessageBox( NULL, text, "Engine Error", MB_OK | MB_TOPMOST );
#elif defined( USE_SDL )
Sys_MessageBox( "Engine Error", text, false );
#endif
}
if ( IsPC() )
{
DebuggerBreakIfDebugging();
}
else if ( !IsRetail() )
{
DebuggerBreak();
}
#if !defined( _X360 )
BuildMinidumpComment( text, true );
g_bUpdateMinidumpComment = false;
if ( bMinidump && !Plat_IsInDebugSession() && !CommandLine()->FindParm( "-nominidumps") )
{
#if defined( WIN32 )
// MiniDumpWrite() has problems capturing the calling thread's context
// unless it is called with an exception context. So fake an exception.
__try
{
RaiseException
(
0, // dwExceptionCode
EXCEPTION_NONCONTINUABLE, // dwExceptionFlags
0, // nNumberOfArguments,
NULL // const ULONG_PTR* lpArguments
);
// Never get here (non-continuable exception)
}
// Write the minidump from inside the filter (GetExceptionInformation() is only
// valid in the filter)
__except ( SteamAPI_WriteMiniDump( 0, GetExceptionInformation(), build_number() ), EXCEPTION_EXECUTE_HANDLER )
{
// We always get here because the above filter evaluates to EXCEPTION_EXECUTE_HANDLER
}
#elif defined( OSX )
// Doing this doesn't quite work the way we want because there is no "crashing" thread
// and we see "No thread was identified as the cause of the crash; No signature could be created because we do not know which thread crashed" on the back end
//SteamAPI_WriteMiniDump( 0, NULL, build_number() );
printf("\n ##### Sys_Error: %s", text );
fflush(stdout );
int *p = 0;
*p = 0xdeadbeef;
#elif defined( LINUX )
// Doing this doesn't quite work the way we want because there is no "crashing" thread
// and we see "No thread was identified as the cause of the crash; No signature could be created because we do not know which thread crashed" on the back end
//SteamAPI_WriteMiniDump( 0, NULL, build_number() );
int *p = 0;
*p = 0xdeadbeef;
#else
#warning "need minidump impl on sys_error"
#endif
}
#endif // _X360
host_initialized = false;
#if defined(_WIN32) && !defined( _X360 )
// We don't want global destructors in our process OR in any DLL to get executed.
// _exit() avoids calling global destructors in our module, but not in other DLLs.
TerminateProcess( GetCurrentProcess(), 100 );
#else
_exit( 100 );
#endif
}
//-----------------------------------------------------------------------------
// Purpose: Exit engine with error
// Input : *error -
// ... -
// Output : void Sys_Error
//-----------------------------------------------------------------------------
void Sys_Error(const char *error, ...)
{
va_list argptr;
va_start( argptr, error );
Sys_Error_Internal( true, error, argptr );
va_end( argptr );
}
//-----------------------------------------------------------------------------
// Purpose: Exit engine with error
// Input : *error -
// ... -
// Output : void Sys_Error
//-----------------------------------------------------------------------------
void Sys_Exit(const char *error, ...)
{
va_list argptr;
va_start( argptr, error );
Sys_Error_Internal( false, error, argptr );
va_end( argptr );
}
bool IsInErrorExit()
{
return g_bInErrorExit;
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : msec -
// Output : void Sys_Sleep
//-----------------------------------------------------------------------------
void Sys_Sleep( int msec )
{
#ifdef _WIN32
Sleep ( msec );
#elif POSIX
usleep( msec * 1000 );
#endif
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : hInst -
// ulInit -
// lpReserved -
// Output : BOOL WINAPI DllMain
//-----------------------------------------------------------------------------
#if defined(_WIN32) && !defined( _X360 )
BOOL WINAPI DllMain(HANDLE hInst, ULONG ulInit, LPVOID lpReserved)
{
InitCRTMemDebug();
if (ulInit == DLL_PROCESS_ATTACH)
{
}
else if (ulInit == DLL_PROCESS_DETACH)
{
}
return TRUE;
}
#endif
//-----------------------------------------------------------------------------
// Purpose: Allocate memory for engine hunk
// Input : *parms -
//-----------------------------------------------------------------------------
void Sys_InitMemory( void )
{
// Allow overrides
if ( CommandLine()->FindParm( "-minmemory" ) )
{
host_parms.memsize = MINIMUM_WIN_MEMORY;
return;
}
host_parms.memsize = 0;
#ifdef _WIN32
#if (_MSC_VER > 1200)
// MSVC 6.0 doesn't support GlobalMemoryStatusEx()
if ( IsPC() )
{
OSVERSIONINFOEX osvi;
ZeroMemory(&osvi, sizeof(OSVERSIONINFOEX));
osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
if ( GetVersionEx ((OSVERSIONINFO *)&osvi) )
{
if ( osvi.dwPlatformId >= VER_PLATFORM_WIN32_NT && osvi.dwMajorVersion >= 5 )
{
MEMORYSTATUSEX memStat;
ZeroMemory(&memStat, sizeof(MEMORYSTATUSEX));
memStat.dwLength = sizeof(MEMORYSTATUSEX);
if ( GlobalMemoryStatusEx( &memStat ) )
{
if ( memStat.ullTotalPhys > 0xFFFFFFFFUL )
{
host_parms.memsize = 0xFFFFFFFFUL;
}
else
{
host_parms.memsize = memStat.ullTotalPhys;
}
}
}
}
}
#endif // (_MSC_VER > 1200)
if ( !IsX360() )
{
if ( host_parms.memsize == 0 )
{
MEMORYSTATUS lpBuffer;
// Get OS Memory status
lpBuffer.dwLength = sizeof(MEMORYSTATUS);
GlobalMemoryStatus( &lpBuffer );
if ( lpBuffer.dwTotalPhys <= 0 )
{
host_parms.memsize = MAXIMUM_WIN_MEMORY;
}
else
{
host_parms.memsize = lpBuffer.dwTotalPhys;
}
}
if ( host_parms.memsize < ONE_HUNDRED_TWENTY_EIGHT_MB )
{
Sys_Error( "Available memory less than 128MB!!! %i\n", host_parms.memsize );
}
// take one quarter the physical memory
if ( host_parms.memsize <= 512*1024*1024)
{
host_parms.memsize >>= 2;
// Apply cap of 64MB for 512MB systems
// this keeps the code the same as HL2 gold
// but allows us to use more memory on 1GB+ systems
if (host_parms.memsize > MAXIMUM_DEDICATED_MEMORY)
{
host_parms.memsize = MAXIMUM_DEDICATED_MEMORY;
}
}
else
{
// just take one quarter, no cap
host_parms.memsize >>= 2;
}
// At least MINIMUM_WIN_MEMORY mb, even if we have to swap a lot.
if (host_parms.memsize < MINIMUM_WIN_MEMORY)
{
host_parms.memsize = MINIMUM_WIN_MEMORY;
}
// Apply cap
if (host_parms.memsize > MAXIMUM_WIN_MEMORY)
{
host_parms.memsize = MAXIMUM_WIN_MEMORY;
}
}
else
{
host_parms.memsize = 128*1024*1024;
}
#elif defined(POSIX)
uint64_t memsize = ONE_HUNDRED_TWENTY_EIGHT_MB;
#if defined(OSX)
int mib[2] = { CTL_HW, HW_MEMSIZE };
u_int namelen = sizeof(mib) / sizeof(mib[0]);
size_t len = sizeof(memsize);
if (sysctl(mib, namelen, &memsize, &len, NULL, 0) < 0)
{
memsize = ONE_HUNDRED_TWENTY_EIGHT_MB;
}
#elif defined(LINUX)
const int fd = open("/proc/meminfo", O_RDONLY);
if (fd < 0)
{
Sys_Error( "Can't open /proc/meminfo (%s)!\n", strerror(errno) );
}
char buf[1024 * 16];
const ssize_t br = read(fd, buf, sizeof (buf));
close(fd);
if (br < 0)
{
Sys_Error( "Can't read /proc/meminfo (%s)!\n", strerror(errno) );
}
buf[br] = '\0';
// Split up the buffer by lines...
char *line = buf;
for (char *ptr = buf; *ptr; ptr++)
{
if (*ptr == '\n')
{
// we've got a complete line.
*ptr = '\0';
unsigned long long ull = 0;
if (sscanf(line, "MemTotal: %llu kB", &ull) == 1)
{
// found it!
memsize = ((uint64_t) ull) * 1024;
break;
}
line = ptr;
}
}
#else
#error Write me.
#endif
if ( memsize > 0xFFFFFFFFUL )
{
host_parms.memsize = 0xFFFFFFFFUL;
}
else
{
host_parms.memsize = memsize;
}
if ( host_parms.memsize < ONE_HUNDRED_TWENTY_EIGHT_MB )
{
Sys_Error( "Available memory less than 128MB!!! %i\n", host_parms.memsize );
}
// take one quarter the physical memory
if ( host_parms.memsize <= 512*1024*1024)
{
host_parms.memsize >>= 2;
// Apply cap of 64MB for 512MB systems
// this keeps the code the same as HL2 gold
// but allows us to use more memory on 1GB+ systems
if (host_parms.memsize > MAXIMUM_DEDICATED_MEMORY)
{
host_parms.memsize = MAXIMUM_DEDICATED_MEMORY;
}
}
else
{
// just take one quarter, no cap
host_parms.memsize >>= 2;
}
// At least MINIMUM_WIN_MEMORY mb, even if we have to swap a lot.
if (host_parms.memsize < MINIMUM_WIN_MEMORY)
{
host_parms.memsize = MINIMUM_WIN_MEMORY;
}
// Apply cap
if (host_parms.memsize > MAXIMUM_WIN_MEMORY)
{
host_parms.memsize = MAXIMUM_WIN_MEMORY;
}
#else
#error Write me.
#endif
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *parms -
// Output : Returns true on success, false on failure.
//-----------------------------------------------------------------------------
void Sys_ShutdownMemory( void )
{
host_parms.memsize = 0;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void Sys_InitAuthentication( void )
{
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void Sys_ShutdownAuthentication( void )
{
}
//-----------------------------------------------------------------------------
// Debug library spew output
//-----------------------------------------------------------------------------
CTHREADLOCALINT g_bInSpew;
#include "tier1/fmtstr.h"
static ConVar sys_minidumpspewlines( "sys_minidumpspewlines", "500", 0, "Lines of crash dump console spew to keep." );
static CUtlLinkedList< CUtlString > g_SpewHistory;
static int g_nSpewLines = 1;
static CThreadFastMutex g_SpewMutex;
static void AddSpewRecord( char const *pMsg )
{
#if !defined( _X360 )
AUTO_LOCK( g_SpewMutex );
static bool s_bReentrancyGuard = false;
if ( s_bReentrancyGuard )
return;
s_bReentrancyGuard = true;
if ( g_SpewHistory.Count() > sys_minidumpspewlines.GetInt() )
{
g_SpewHistory.Remove( g_SpewHistory.Head() );
}
int i = g_SpewHistory.AddToTail();
g_SpewHistory[ i ].Format( "%d(%f): %s", g_nSpewLines++, Plat_FloatTime(), pMsg );
s_bReentrancyGuard = false;
#endif
}
void GetSpew( char *buf, size_t buflen )
{
AUTO_LOCK( g_SpewMutex );
// Walk list backward
char *pcur = buf;
int remainder = (int)buflen - 1;
// Walk backward(
for ( int i = g_SpewHistory.Tail(); i != g_SpewHistory.InvalidIndex(); i = g_SpewHistory.Previous( i ) )
{
const CUtlString &rec = g_SpewHistory[ i ];
int len = rec.Length();
int tocopy = MIN( len, remainder );
if ( tocopy <= 0 )
break;
Q_memcpy( pcur, rec.String(), tocopy );
remainder -= tocopy;
pcur += tocopy;
if ( remainder <= 0 )
break;
}
*pcur = 0;
}
ConVar spew_consolelog_to_debugstring( "spew_consolelog_to_debugstring", "0", 0, "Send console log to PLAT_DebugString()" );
SpewRetval_t Sys_SpewFunc( SpewType_t spewType, const char *pMsg )
{
bool suppress = g_bInSpew;
g_bInSpew = true;
AddSpewRecord( pMsg );
// Text output shows up on dedicated server profiles, both as consuming CPU
// time and causing IPC delays. Sending the messages to ETW will help us
// understand why, and save us time when server operators are triggering
// excessive spew. Having the output in traces is also generically useful
// for understanding slowdowns.
ETWMark1I( pMsg, spewType );
if ( !suppress )
{
// If this is a dedicated server, then we have taken over its spew function, but we still
// want its vgui console to show the spew, so pass it into the dedicated server.
if ( dedicated )
dedicated->Sys_Printf( (char*)pMsg );
if( spew_consolelog_to_debugstring.GetBool() )
{
Plat_DebugString( pMsg );
}
if ( g_bTextMode )
{
printf( "%s", pMsg );
}
if ((spewType != SPEW_LOG) || (sv.GetMaxClients() == 1))
{
Color color;
switch ( spewType )
{
#ifndef SWDS
case SPEW_WARNING:
{
color.SetColor( 255, 90, 90, 255 );
}
break;
case SPEW_ASSERT:
{
color.SetColor( 255, 20, 20, 255 );
}
break;
case SPEW_ERROR:
{
color.SetColor( 20, 70, 255, 255 );
}
break;
#endif
default:
{
color = *GetSpewOutputColor();
}
break;
}
Con_ColorPrintf( color, "%s", pMsg );
}
else
{
g_Log.Printf( "%s", pMsg );
}
}
g_bInSpew = false;
if (spewType == SPEW_ERROR)
{
Sys_Error( "%s", pMsg );
return SPEW_ABORT;
}
if (spewType == SPEW_ASSERT)
{
if ( CommandLine()->FindParm( "-noassert" ) == 0 )
return SPEW_DEBUGGER;
else
return SPEW_CONTINUE;
}
return SPEW_CONTINUE;
}
void DeveloperChangeCallback( IConVar *pConVar, const char *pOldString, float flOldValue )
{
// Set the "developer" spew group to the value...
ConVarRef var( pConVar );
int val = var.GetInt();
SpewActivate( "developer", val );
// Activate console spew (spew value 2 == developer console spew)
SpewActivate( "console", val ? 2 : 1 );
}
//-----------------------------------------------------------------------------
// Purpose: factory comglomerator, gets the client, server, and gameui dlls together
//-----------------------------------------------------------------------------
void *GameFactory( const char *pName, int *pReturnCode )
{
void *pRetVal = NULL;
// first ask the app factory
pRetVal = g_AppSystemFactory( pName, pReturnCode );
if (pRetVal)
return pRetVal;
#ifndef SWDS
// now ask the client dll
if (ClientDLL_GetFactory())
{
pRetVal = ClientDLL_GetFactory()( pName, pReturnCode );
if (pRetVal)
return pRetVal;
}
// gameui.dll
if (EngineVGui()->GetGameUIFactory())
{
pRetVal = EngineVGui()->GetGameUIFactory()( pName, pReturnCode );
if (pRetVal)
return pRetVal;
}
#endif
// server dll factory access would go here when needed
return NULL;
}
// factory instance
CreateInterfaceFn g_GameSystemFactory = GameFactory;
//-----------------------------------------------------------------------------
// Purpose:
// Input : *lpOrgCmdLine -
// launcherFactory -
// *pwnd -
// bIsDedicated -
// Output : int
//-----------------------------------------------------------------------------
int Sys_InitGame( CreateInterfaceFn appSystemFactory, const char* pBaseDir, void *pwnd, int bIsDedicated )
{
#ifdef BENCHMARK
if ( bIsDedicated )
{
Error( "Dedicated server isn't supported by this benchmark!" );
}
#endif
extern void InitMathlib( void );
InitMathlib();
FileSystem_SetWhitelistSpewFlags();
// Activate console spew
// Must happen before developer.InstallChangeCallback because that callback may reset it
SpewActivate( "console", 1 );
// Install debug spew output....
developer.InstallChangeCallback( DeveloperChangeCallback );
SpewOutputFunc( Sys_SpewFunc );
// Assume failure
host_initialized = false;
#ifdef PLATFORM_WINDOWS
// Grab main window pointer
pmainwindow = (HWND *)pwnd;
#endif
// Remember that this is a dedicated server
s_bIsDedicated = bIsDedicated ? true : false;
memset( &gmodinfo, 0, sizeof( modinfo_t ) );
static char s_pBaseDir[256];
Q_strncpy( s_pBaseDir, pBaseDir, sizeof( s_pBaseDir ) );
Q_strlower( s_pBaseDir );
Q_FixSlashes( s_pBaseDir );
host_parms.basedir = s_pBaseDir;
#ifndef _X360
if ( CommandLine()->FindParm ( "-pidfile" ) )
{
FileHandle_t pidFile = g_pFileSystem->Open( CommandLine()->ParmValue ( "-pidfile", "srcds.pid" ), "w+" );
if ( pidFile )
{
g_pFileSystem->FPrintf( pidFile, "%i\n", getpid() );
g_pFileSystem->Close(pidFile);
}
else
{
Warning("Unable to open pidfile (%s)\n", CommandLine()->CheckParm ( "-pidfile" ));
}
}
#endif
// Initialize clock
TRACEINIT( Sys_Init(), Sys_Shutdown() );
#if defined(_DEBUG)
if ( IsPC() )
{
if( !CommandLine()->FindParm( "-nodttest" ) && !CommandLine()->FindParm( "-dti" ) )
{
RunDataTableTest();
}
}
#endif
// NOTE: Can't use COM_CheckParm here because it hasn't been set up yet.
SeedRandomNumberGenerator( CommandLine()->FindParm( "-random_invariant" ) != 0 );
TRACEINIT( Sys_InitMemory(), Sys_ShutdownMemory() );
TRACEINIT( Host_Init( s_bIsDedicated ), Host_Shutdown() );
if ( !host_initialized )
{
return 0;
}
TRACEINIT( Sys_InitAuthentication(), Sys_ShutdownAuthentication() );
MapReslistGenerator_BuildMapList();
BuildMinidumpComment( NULL, false );
return 1;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void Sys_ShutdownGame( void )
{
TRACESHUTDOWN( Sys_ShutdownAuthentication() );
TRACESHUTDOWN( Host_Shutdown() );
TRACESHUTDOWN( Sys_ShutdownMemory() );
// TRACESHUTDOWN( Sys_ShutdownArgv() );
TRACESHUTDOWN( Sys_Shutdown() );
// Remove debug spew output....
developer.InstallChangeCallback( 0 );
SpewOutputFunc( 0 );
}
//
// Try to load a single DLL. If it conforms to spec, keep it loaded, and add relevant
// info to the DLL directory. If not, ignore it entirely.
//
CreateInterfaceFn g_ServerFactory;
#pragma optimize( "g", off )
static bool LoadThisDll( char *szDllFilename, bool bIsServerOnly )
{
CSysModule *pDLL = NULL;
// check signature, don't let users with modified binaries connect to secure servers, they will get VAC banned
if ( !Host_AllowLoadModule( szDllFilename, "GAMEBIN", true, bIsServerOnly ) )
{
// not supposed to load this but we will anyway
Host_DisallowSecureServers();
Host_AllowLoadModule( szDllFilename, "GAMEBIN", true, bIsServerOnly );
}
// Load DLL, ignore if cannot
// ensures that the game.dll is running under Steam
// this will have to be undone when we want mods to be able to run
if ((pDLL = g_pFileSystem->LoadModule(szDllFilename, "GAMEBIN", false)) == NULL)
{
ConMsg("Failed to load %s\n", szDllFilename);
goto IgnoreThisDLL;
}
// Load interface factory and any interfaces exported by the game .dll
g_iServerGameDLLVersion = 0;
g_ServerFactory = Sys_GetFactory( pDLL );
if ( g_ServerFactory )
{
// Figure out latest version we understand
g_iServerGameDLLVersion = INTERFACEVERSION_SERVERGAMEDLL_INT;
// Scan for most recent version the game DLL understands.
for (;;)
{
char archVersion[64];
V_sprintf_safe( archVersion, "ServerGameDLL%03d", g_iServerGameDLLVersion );
serverGameDLL = (IServerGameDLL*)g_ServerFactory(archVersion, NULL);
if ( serverGameDLL )
break;
--g_iServerGameDLLVersion;
if ( g_iServerGameDLLVersion < 4 )
{
g_iServerGameDLLVersion = 0;
Msg( "Could not get IServerGameDLL interface from library %s", szDllFilename );
goto IgnoreThisDLL;
}
}
serverGameEnts = (IServerGameEnts*)g_ServerFactory(INTERFACEVERSION_SERVERGAMEENTS, NULL);
if ( !serverGameEnts )
{
ConMsg( "Could not get IServerGameEnts interface from library %s", szDllFilename );
goto IgnoreThisDLL;
}
serverGameClients = (IServerGameClients*)g_ServerFactory(INTERFACEVERSION_SERVERGAMECLIENTS, NULL);
if ( serverGameClients )
{
g_iServerGameClientsVersion = 4;
}
else
{
// Try the previous version.
const char *pINTERFACEVERSION_SERVERGAMECLIENTS_V3 = "ServerGameClients003";
serverGameClients = (IServerGameClients*)g_ServerFactory(pINTERFACEVERSION_SERVERGAMECLIENTS_V3, NULL);
if ( serverGameClients )
{
g_iServerGameClientsVersion = 3;
}
else
{
ConMsg( "Could not get IServerGameClients interface from library %s", szDllFilename );
goto IgnoreThisDLL;
}
}
serverGameDirector = (IHLTVDirector*)g_ServerFactory(INTERFACEVERSION_HLTVDIRECTOR, NULL);
if ( !serverGameDirector )
{
ConMsg( "Could not get IHLTVDirector interface from library %s", szDllFilename );
// this is not a critical
}
serverGameTags = (IServerGameTags*)g_ServerFactory(INTERFACEVERSION_SERVERGAMETAGS, NULL);
// Possible that this is NULL - optional interface
}
else
{
ConMsg( "Could not find factory interface in library %s", szDllFilename );
goto IgnoreThisDLL;
}
g_GameDLL = pDLL;
return true;
IgnoreThisDLL:
if (pDLL != NULL)
{
g_pFileSystem->UnloadModule(pDLL);
serverGameDLL = NULL;
serverGameEnts = NULL;
serverGameClients = NULL;
}
return false;
}
#pragma optimize( "", on )
//
// Scan DLL directory, load all DLLs that conform to spec.
//
void LoadEntityDLLs( const char *szBaseDir, bool bIsServerOnly )
{
memset( &gmodinfo, 0, sizeof( modinfo_t ) );
gmodinfo.version = 1;
gmodinfo.svonly = true;
// Run through all DLLs found in the extension DLL directory
g_GameDLL = NULL;
sv_noclipduringpause = NULL;
// Listing file for this game.
KeyValues *modinfo = new KeyValues("modinfo");
MEM_ALLOC_CREDIT();
if (modinfo->LoadFromFile(g_pFileSystem, "gameinfo.txt"))
{
Q_strncpy( gmodinfo.szInfo, modinfo->GetString("url_info"), sizeof( gmodinfo.szInfo ) );
Q_strncpy( gmodinfo.szDL, modinfo->GetString("url_dl"), sizeof( gmodinfo.szDL ) );
gmodinfo.version = modinfo->GetInt("version");
gmodinfo.size = modinfo->GetInt("size");
gmodinfo.svonly = modinfo->GetInt("svonly") ? true : false;
gmodinfo.cldll = modinfo->GetInt("cldll") ? true : false;
Q_strncpy( gmodinfo.szHLVersion, modinfo->GetString("hlversion"), sizeof( gmodinfo.szHLVersion ) );
}
modinfo->deleteThis();
// Load the game .dll
LoadThisDll( "server" DLL_EXT_STRING, bIsServerOnly );
if ( serverGameDLL )
{
Msg("server%s loaded for \"%s\"\n", DLL_EXT_STRING, (char *)serverGameDLL->GetGameDescription());
}
}
//-----------------------------------------------------------------------------
// Purpose: Retrieves a string value from the registry
//-----------------------------------------------------------------------------
#if defined(_WIN32)
void Sys_GetRegKeyValueUnderRoot( HKEY rootKey, const char *pszSubKey, const char *pszElement, OUT_Z_CAP(nReturnLength) char *pszReturnString, int nReturnLength, const char *pszDefaultValue )
{
LONG lResult; // Registry function result code
HKEY hKey; // Handle of opened/created key
char szBuff[128]; // Temp. buffer
ULONG dwDisposition; // Type of key opening event
DWORD dwType; // Type of key
DWORD dwSize; // Size of element data
// Copying a string to itself is both unnecessary and illegal.
// Address sanitizer prohibits this so we have to fix this in order
// to continue testing with it.
if ( pszReturnString != pszDefaultValue )
{
// Assume the worst
Q_strncpy(pszReturnString, pszDefaultValue, nReturnLength );
}
// Create it if it doesn't exist. (Create opens the key otherwise)
lResult = VCRHook_RegCreateKeyEx(
rootKey, // handle of open key
pszSubKey, // address of name of subkey to open
0ul, // DWORD ulOptions, // reserved
"String", // Type of value
REG_OPTION_NON_VOLATILE, // Store permanently in reg.
KEY_ALL_ACCESS, // REGSAM samDesired, // security access mask
NULL,
&hKey, // Key we are creating
&dwDisposition); // Type of creation
if (lResult != ERROR_SUCCESS) // Failure
return;
// First time, just set to Valve default
if (dwDisposition == REG_CREATED_NEW_KEY)
{
// Just Set the Values according to the defaults
lResult = VCRHook_RegSetValueEx( hKey, pszElement, 0, REG_SZ, (CONST BYTE *)pszDefaultValue, Q_strlen(pszDefaultValue) + 1 );
}
else
{
// We opened the existing key. Now go ahead and find out how big the key is.
dwSize = nReturnLength;
lResult = VCRHook_RegQueryValueEx( hKey, pszElement, 0, &dwType, (unsigned char *)szBuff, &dwSize );
// Success?
if (lResult == ERROR_SUCCESS)
{
// Only copy strings, and only copy as much data as requested.
if (dwType == REG_SZ)
{
Q_strncpy(pszReturnString, szBuff, nReturnLength);
pszReturnString[nReturnLength - 1] = '\0';
}
}
else
// Didn't find it, so write out new value
{
// Just Set the Values according to the defaults
lResult = VCRHook_RegSetValueEx( hKey, pszElement, 0, REG_SZ, (CONST BYTE *)pszDefaultValue, Q_strlen(pszDefaultValue) + 1 );
}
};
// Always close this key before exiting.
VCRHook_RegCloseKey(hKey);
}
//-----------------------------------------------------------------------------
// Purpose: Retrieves a DWORD value from the registry
//-----------------------------------------------------------------------------
void Sys_GetRegKeyValueUnderRootInt( HKEY rootKey, const char *pszSubKey, const char *pszElement, long *plReturnValue, const long lDefaultValue )
{
LONG lResult; // Registry function result code
HKEY hKey; // Handle of opened/created key
ULONG dwDisposition; // Type of key opening event
DWORD dwType; // Type of key
DWORD dwSize; // Size of element data
// Assume the worst
// Set the return value to the default
*plReturnValue = lDefaultValue;
// Create it if it doesn't exist. (Create opens the key otherwise)
lResult = VCRHook_RegCreateKeyEx(
rootKey, // handle of open key
pszSubKey, // address of name of subkey to open
0ul, // DWORD ulOptions, // reserved
"String", // Type of value
REG_OPTION_NON_VOLATILE, // Store permanently in reg.
KEY_ALL_ACCESS, // REGSAM samDesired, // security access mask
NULL,
&hKey, // Key we are creating
&dwDisposition); // Type of creation
if (lResult != ERROR_SUCCESS) // Failure
return;
// First time, just set to Valve default
if (dwDisposition == REG_CREATED_NEW_KEY)
{
// Just Set the Values according to the defaults
lResult = VCRHook_RegSetValueEx( hKey, pszElement, 0, REG_DWORD, (CONST BYTE *)&lDefaultValue, sizeof( DWORD ) );
}
else
{
// We opened the existing key. Now go ahead and find out how big the key is.
dwSize = sizeof( DWORD );
lResult = VCRHook_RegQueryValueEx( hKey, pszElement, 0, &dwType, (unsigned char *)plReturnValue, &dwSize );
// Success?
if (lResult != ERROR_SUCCESS)
// Didn't find it, so write out new value
{
// Just Set the Values according to the defaults
lResult = VCRHook_RegSetValueEx( hKey, pszElement, 0, REG_DWORD, (LPBYTE)&lDefaultValue, sizeof( DWORD ) );
}
};
// Always close this key before exiting.
VCRHook_RegCloseKey(hKey);
}
void Sys_SetRegKeyValueUnderRoot( HKEY rootKey, const char *pszSubKey, const char *pszElement, const char *pszValue )
{
LONG lResult; // Registry function result code
HKEY hKey; // Handle of opened/created key
//char szBuff[128]; // Temp. buffer
ULONG dwDisposition; // Type of key opening event
//DWORD dwType; // Type of key
//DWORD dwSize; // Size of element data
// Create it if it doesn't exist. (Create opens the key otherwise)
lResult = VCRHook_RegCreateKeyEx(
rootKey, // handle of open key
pszSubKey, // address of name of subkey to open
0ul, // DWORD ulOptions, // reserved
"String", // Type of value
REG_OPTION_NON_VOLATILE, // Store permanently in reg.
KEY_ALL_ACCESS, // REGSAM samDesired, // security access mask
NULL,
&hKey, // Key we are creating
&dwDisposition); // Type of creation
if (lResult != ERROR_SUCCESS) // Failure
return;
// First time, just set to Valve default
if (dwDisposition == REG_CREATED_NEW_KEY)
{
// Just Set the Values according to the defaults
lResult = VCRHook_RegSetValueEx( hKey, pszElement, 0, REG_SZ, (CONST BYTE *)pszValue, Q_strlen(pszValue) + 1 );
}
else
{
/*
// FIXE: We might want to support a mode where we only create this key, we don't overwrite values already present
// We opened the existing key. Now go ahead and find out how big the key is.
dwSize = nReturnLength;
lResult = VCRHook_RegQueryValueEx( hKey, pszElement, 0, &dwType, (unsigned char *)szBuff, &dwSize );
// Success?
if (lResult == ERROR_SUCCESS)
{
// Only copy strings, and only copy as much data as requested.
if (dwType == REG_SZ)
{
Q_strncpy(pszReturnString, szBuff, nReturnLength);
pszReturnString[nReturnLength - 1] = '\0';
}
}
else
*/
// Didn't find it, so write out new value
{
// Just Set the Values according to the defaults
lResult = VCRHook_RegSetValueEx( hKey, pszElement, 0, REG_SZ, (CONST BYTE *)pszValue, Q_strlen(pszValue) + 1 );
}
};
// Always close this key before exiting.
VCRHook_RegCloseKey(hKey);
}
#endif
void Sys_GetRegKeyValue( const char *pszSubKey, const char *pszElement, OUT_Z_CAP(nReturnLength) char *pszReturnString, int nReturnLength, const char *pszDefaultValue )
{
#if defined(_WIN32)
Sys_GetRegKeyValueUnderRoot( HKEY_CURRENT_USER, pszSubKey, pszElement, pszReturnString, nReturnLength, pszDefaultValue );
#else
//hushed Assert( !"Impl me" );
// Copying a string to itself is both unnecessary and illegal.
if ( pszReturnString != pszDefaultValue )
{
Q_strncpy( pszReturnString, pszDefaultValue, nReturnLength );
}
#endif
}
void Sys_GetRegKeyValueInt( const char *pszSubKey, const char *pszElement, long *plReturnValue, long lDefaultValue)
{
#if defined(_WIN32)
Sys_GetRegKeyValueUnderRootInt( HKEY_CURRENT_USER, pszSubKey, pszElement, plReturnValue, lDefaultValue );
#else
//hushed Assert( !"Impl me" );
*plReturnValue = lDefaultValue;
#endif
}
void Sys_SetRegKeyValue( const char *pszSubKey, const char *pszElement, const char *pszValue )
{
#if defined(_WIN32)
Sys_SetRegKeyValueUnderRoot( HKEY_CURRENT_USER, pszSubKey, pszElement, pszValue );
#else
//hushed Assert( !"Impl me" );
#endif
}
#define SOURCE_ENGINE_APP_CLASS "Valve.Source"
void Sys_CreateFileAssociations( int count, FileAssociationInfo *list )
{
#if defined(_WIN32)
if ( IsX360() )
return;
char appname[ 512 ];
GetModuleFileName( 0, appname, sizeof( appname ) );
Q_FixSlashes( appname );
Q_strlower( appname );
char quoted_appname_with_arg[ 512 ];
Q_snprintf( quoted_appname_with_arg, sizeof( quoted_appname_with_arg ), "\"%s\" \"%%1\"", appname );
char base_exe_name[ 256 ];
Q_FileBase( appname, base_exe_name, sizeof( base_exe_name) );
Q_DefaultExtension( base_exe_name, ".exe", sizeof( base_exe_name ) );
// HKEY_CLASSES_ROOT/Valve.Source/shell/open/command == "u:\tf2\hl2.exe" "%1" quoted
Sys_SetRegKeyValueUnderRoot( HKEY_CLASSES_ROOT, va( "%s\\shell\\open\\command", SOURCE_ENGINE_APP_CLASS ), "", quoted_appname_with_arg );
// HKEY_CLASSES_ROOT/Applications/hl2.exe/shell/open/command == "u:\tf2\hl2.exe" "%1" quoted
Sys_SetRegKeyValueUnderRoot( HKEY_CLASSES_ROOT, va( "Applications\\%s\\shell\\open\\command", base_exe_name ), "", quoted_appname_with_arg );
for ( int i = 0; i < count ; i++ )
{
FileAssociationInfo *fa = &list[ i ];
char binding[32];
binding[0] = 0;
// Create file association for our .exe
// HKEY_CLASSES_ROOT/.dem == "Valve.Source"
Sys_GetRegKeyValueUnderRoot( HKEY_CLASSES_ROOT, fa->extension, "", binding, sizeof(binding), "" );
if ( Q_strlen( binding ) == 0 )
{
Sys_SetRegKeyValueUnderRoot( HKEY_CLASSES_ROOT, fa->extension, "", SOURCE_ENGINE_APP_CLASS );
}
}
#endif
}
void Sys_NoCrashDialog()
{
#if defined(_WIN32)
::SetErrorMode(SetErrorMode(SEM_NOGPFAULTERRORBOX) | SEM_NOGPFAULTERRORBOX);
#endif
}
void Sys_TestSendKey( const char *pKey )
{
#if defined(_WIN32) && !defined(USE_SDL) && !defined(_XBOX)
int key = pKey[0];
if ( pKey[0] == '\\' && pKey[1] == 'r' )
{
key = VK_RETURN;
}
HWND hWnd = (HWND)game->GetMainWindow();
PostMessageA( hWnd, WM_KEYDOWN, key, 0 );
PostMessageA( hWnd, WM_KEYUP, key, 0 );
//void Key_Event (int key, bool down);
//Key_Event( key, 1 );
//Key_Event( key, 0 );
#endif
}
void Sys_OutputDebugString(const char *msg)
{
Plat_DebugString( msg );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void UnloadEntityDLLs( void )
{
if ( !g_GameDLL )
return;
// Unlink the cvars associated with game DLL
FileSystem_UnloadModule( g_GameDLL );
g_GameDLL = NULL;
serverGameDLL = NULL;
serverGameEnts = NULL;
serverGameClients = NULL;
sv_noclipduringpause = NULL;
}
CON_COMMAND( star_memory, "Dump memory stats" )
{
// get a current stat of available memory
// 32 MB is reserved and fixed by OS, so not reporting to allow memory loggers sync
#ifdef LINUX
struct mallinfo memstats = mallinfo( );
Msg( "sbrk size: %.2f MB, Used: %.2f MB, #mallocs = %d\n",
memstats.arena / ( 1024.0 * 1024.0), memstats.uordblks / ( 1024.0 * 1024.0 ), memstats.hblks );
#elif OSX
struct mstats memstats = mstats( );
Msg( "Available %.2f MB, Used: %.2f MB, #mallocs = %lu\n",
memstats.bytes_free / ( 1024.0 * 1024.0), memstats.bytes_used / ( 1024.0 * 1024.0 ), memstats.chunks_used );
#else
MEMORYSTATUS stat;
GlobalMemoryStatus( &stat );
Msg( "Available: %.2f MB, Used: %.2f MB, Free: %.2f MB\n",
stat.dwTotalPhys/( 1024.0f*1024.0f ) - 32.0f,
( stat.dwTotalPhys - stat.dwAvailPhys )/( 1024.0f*1024.0f ) - 32.0f,
stat.dwAvailPhys/( 1024.0f*1024.0f ) );
#endif
}
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