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khanat-opennel-code/code/nel/src/misc/system_info.cpp

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// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "stdmisc.h"
#include "nel/misc/system_info.h"
#ifdef NL_OS_WINDOWS
# include <WinNT.h>
# include <tchar.h>
# include <intrin.h>
# define nlcpuid(regs, idx) __cpuid(regs, idx)
#else
# include <sys/types.h>
# include <sys/stat.h>
# include <sys/sysctl.h>
# include <fcntl.h>
# include <unistd.h>
# include <cerrno>
# ifdef NL_CPU_INTEL
# include <cpuid.h>
# define nlcpuid(regs, idx) __cpuid(idx, regs[0], regs[1], regs[2], regs[3])
# endif // NL_CPU_INTEL
#endif // NL_OS_WINDOWS
#include "nel/misc/system_info.h"
#include "nel/misc/command.h"
#include "nel/misc/variable.h"
using namespace std;
#ifdef DEBUG_NEW
#define new DEBUG_NEW
#endif
namespace NLMISC {
#ifdef NL_OS_UNIX
static string getCpuInfo(const string &colname)
{
if (colname.empty())
return "";
int fd = open("/proc/cpuinfo", O_RDONLY);
if (fd == -1)
{
nlwarning ("SI: Can't open /proc/cpuinfo: %s", strerror (errno));
return "";
}
else
{
char buffer[4096+1];
uint32 len = read(fd, buffer, sizeof(buffer)-1);
close(fd);
buffer[len] = '\0';
vector<string> splitted;
explode(string(buffer), string("\n"), splitted, true);
std::string value;
for(uint32 i = 0; i < splitted.size(); i++)
{
vector<string> sline;
explode(splitted[i], string(":"), sline, true);
if(sline.size() == 2 && trim(sline[0]) == colname)
{
value = sline[1];
}
}
if (!value.empty())
return trim(value);
}
nlwarning ("SI: Can't find the colname '%s' in /proc/cpuinfo", colname.c_str());
return "";
}
// return the value of the colname in bytes from /proc/meminfo
static uint64 getSystemMemory (const string &colname)
{
if (colname.empty())
return 0;
int fd = open("/proc/meminfo", O_RDONLY);
if (fd == -1)
{
nlwarning ("SI: Can't open /proc/meminfo: %s", strerror (errno));
return 0;
}
else
{
char buffer[4096+1];
uint32 len = read(fd, buffer, sizeof(buffer)-1);
close(fd);
buffer[len] = '\0';
vector<string> splitted;
explode(string(buffer), string("\n"), splitted, true);
for(uint32 i = 0; i < splitted.size(); i++)
{
vector<string> sline;
explode(splitted[i], string(" "), sline, true);
if(sline.size() == 3 && sline[0] == colname)
{
uint64 val = atoiInt64(sline[1].c_str());
if(sline[2] == "kB") val *= 1024;
return val;
}
}
}
nlwarning ("SI: Can't find the colname '%s' in /proc/meminfo", colname.c_str());
return 0;
}
#endif // NL_OS_UNIX
#ifdef NL_OS_MAC
static sint32 getsysctlnum(const string &name)
{
sint32 value = 0;
size_t len = sizeof(value);
if(sysctlbyname(name.c_str(), &value, &len, NULL, 0) != 0)
{
nlwarning("SI: Can't get '%s' from sysctl: %s", name.c_str(), strerror (errno));
}
return value;
}
static sint64 getsysctlnum64(const string &name)
{
sint64 value = 0;
size_t len = sizeof(value);
if(sysctlbyname(name.c_str(), &value, &len, NULL, 0) != 0)
{
nlwarning("SI: Can't get '%s' from sysctl: %s", name.c_str(), strerror (errno));
}
return value;
}
static string getsysctlstr(const string &name)
{
string value("Unknown");
size_t len;
char *p;
if(sysctlbyname(name.c_str(), NULL, &len, NULL, 0) == 0)
{
p = (char*)malloc(len);
if(sysctlbyname(name.c_str(), p, &len, NULL, 0) == 0)
{
value = p;
}
else
{
nlwarning("SI: Can't get '%s' from sysctl: %s", name.c_str(), strerror (errno));
}
free(p);
}
else
{
nlwarning("SI: Can't get '%s' from sysctl: %s", name.c_str(), strerror (errno));
}
return value;
}
#endif // NL_OS_MAC
string CSystemInfo::getOS()
{
string OSString = "Unknown";
#ifdef NL_OS_WINDOWS
typedef void (WINAPI *PGNSI)(LPSYSTEM_INFO);
typedef BOOL (WINAPI *PGPI)(DWORD, DWORD, DWORD, DWORD, PDWORD);
typedef LONG (WINAPI* pRtlGetVersion)(OSVERSIONINFOEXA*);
SYSTEM_INFO si;
PGNSI pGNSI;
PGPI pGPI;
OSVERSIONINFOEXA osvi;
BOOL bOsVersionInfoEx;
const int BUFSIZE = 80;
// Try calling GetVersionEx using the OSVERSIONINFOEX structure.
// If that fails, try using the OSVERSIONINFO structure.
ZeroMemory(&si, sizeof(SYSTEM_INFO));
ZeroMemory(&osvi, sizeof(osvi));
osvi.dwOSVersionInfoSize = sizeof(osvi);
HMODULE hNtDll = GetModuleHandleA("ntdll.dll");
pRtlGetVersion RtlGetVersion = (pRtlGetVersion)GetProcAddress(hNtDll, "RtlGetVersion");
if (RtlGetVersion)
{
bOsVersionInfoEx = RtlGetVersion(&osvi) == 0;
}
if(!bOsVersionInfoEx)
{
bOsVersionInfoEx = GetVersionExA ((OSVERSIONINFOA *) &osvi);
}
if(!bOsVersionInfoEx)
{
osvi.dwOSVersionInfoSize = sizeof (OSVERSIONINFOA);
if (! GetVersionExA ( (OSVERSIONINFOA *) &osvi) )
return OSString+" Can't GetVersionEx()";
}
// Call GetNativeSystemInfo if supported or GetSystemInfo otherwise.
pGNSI = (PGNSI) GetProcAddress(GetModuleHandleA("kernel32.dll"), "GetNativeSystemInfo");
if (NULL != pGNSI)
pGNSI(&si);
else
GetSystemInfo(&si);
// Test for the Windows NT product family.
if ( VER_PLATFORM_WIN32_NT == osvi.dwPlatformId && osvi.dwMajorVersion > 4 )
{
OSString = "Microsoft";
if ( osvi.dwMajorVersion > 10 )
{
OSString += " Windows (not released)";
}
else if ( osvi.dwMajorVersion == 10 )
{
OSString += " Windows 10";
}
else if ( osvi.dwMajorVersion == 6 )
{
if ( osvi.dwMinorVersion == 3 )
{
if( osvi.wProductType == VER_NT_WORKSTATION )
OSString += " Windows 8.1";
else
OSString += " Windows Server 2012 R2";
}
else if ( osvi.dwMinorVersion == 2 )
{
if( osvi.wProductType == VER_NT_WORKSTATION )
OSString += " Windows 8";
else
OSString += " Windows Server 2012";
}
else if ( osvi.dwMinorVersion == 1 )
{
if( osvi.wProductType == VER_NT_WORKSTATION )
OSString += " Windows 7";
else
OSString += " Windows Server 2008 R2";
}
else if ( osvi.dwMinorVersion == 0 )
{
if( osvi.wProductType == VER_NT_WORKSTATION )
OSString += " Windows Vista";
else
OSString += " Windows Server 2008";
}
else
{
OSString += " Windows (not released)";
}
pGPI = (PGPI) GetProcAddress(GetModuleHandleA("kernel32.dll"), "GetProductInfo");
DWORD dwType;
pGPI( osvi.dwMajorVersion, osvi.dwMinorVersion, osvi.wServicePackMajor, osvi.wServicePackMinor, &dwType);
// Test for the specific product family.
switch( dwType )
{
#ifdef PRODUCT_UNLICENSED
case PRODUCT_UNLICENSED:
OSString += " Unlicensed";
break;
#endif
#ifdef PRODUCT_ULTIMATE
case PRODUCT_ULTIMATE:
OSString += " Ultimate Edition";
break;
#endif
#ifdef PRODUCT_HOME_BASIC
case PRODUCT_HOME_BASIC:
OSString += " Home Basic Edition";
break;
#endif
#ifdef PRODUCT_HOME_PREMIUM
case PRODUCT_HOME_PREMIUM:
OSString += " Home Premium Edition";
break;
#endif
#ifdef PRODUCT_ENTERPRISE
case PRODUCT_ENTERPRISE:
OSString += " Enterprise Edition";
break;
#endif
#ifdef PRODUCT_HOME_BASIC_N
case PRODUCT_HOME_BASIC_N:
OSString += " Home Basic N Edition";
break;
#endif
#ifdef PRODUCT_BUSINESS
case PRODUCT_BUSINESS:
OSString += " Business Edition";
break;
#endif
#ifdef PRODUCT_STANDARD_SERVER
case PRODUCT_STANDARD_SERVER:
OSString += " Standard Edition";
break;
#endif
#ifdef PRODUCT_DATACENTER_SERVER
case PRODUCT_DATACENTER_SERVER:
OSString += " Datacenter Edition";
break;
#endif
#ifdef PRODUCT_SMALLBUSINESS_SERVER
case PRODUCT_SMALLBUSINESS_SERVER:
OSString += " Small Business Server";
break;
#endif
#ifdef PRODUCT_ENTERPRISE_SERVER
case PRODUCT_ENTERPRISE_SERVER:
OSString += " Enterprise Edition";
break;
#endif
#ifdef PRODUCT_STARTER
case PRODUCT_STARTER:
OSString += " Starter Edition";
break;
#endif
#ifdef PRODUCT_DATACENTER_SERVER_CORE
case PRODUCT_DATACENTER_SERVER_CORE:
OSString += " Datacenter Edition (core installation)";
break;
#endif
#ifdef PRODUCT_STANDARD_SERVER_CORE
case PRODUCT_STANDARD_SERVER_CORE:
OSString += " Standard Edition (core installation)";
break;
#endif
#ifdef PRODUCT_ENTERPRISE_SERVER_CORE
case PRODUCT_ENTERPRISE_SERVER_CORE:
OSString += " Enterprise Edition (core installation)";
break;
#endif
#ifdef PRODUCT_ENTERPRISE_SERVER_IA64
case PRODUCT_ENTERPRISE_SERVER_IA64:
OSString += " Enterprise Edition for Itanium-based Systems";
break;
#endif
#ifdef PRODUCT_BUSINESS_N
case PRODUCT_BUSINESS_N:
OSString += " Business N Edition";
break;
#endif
#ifdef PRODUCT_WEB_SERVER
case PRODUCT_WEB_SERVER:
OSString += " Web Server Edition";
break;
#endif
#ifdef PRODUCT_CLUSTER_SERVER
case PRODUCT_CLUSTER_SERVER:
OSString += " Cluster Server Edition";
break;
#endif
#ifdef PRODUCT_HOME_SERVER
case PRODUCT_HOME_SERVER:
OSString += " Home Server Edition";
break;
#endif
#ifdef PRODUCT_STORAGE_EXPRESS_SERVER
case PRODUCT_STORAGE_EXPRESS_SERVER:
OSString += " Storage Server Express Edition";
break;
#endif
#ifdef PRODUCT_STORAGE_STANDARD_SERVER
case PRODUCT_STORAGE_STANDARD_SERVER:
OSString += " Storage Server Standard Edition";
break;
#endif
#ifdef PRODUCT_STORAGE_WORKGROUP_SERVER
case PRODUCT_STORAGE_WORKGROUP_SERVER:
OSString += " Storage Server Workgroup Edition";
break;
#endif
#ifdef PRODUCT_STORAGE_ENTERPRISE_SERVER
case PRODUCT_STORAGE_ENTERPRISE_SERVER:
OSString += " Storage Server Enterprise Edition";
break;
#endif
#ifdef PRODUCT_SERVER_FOR_SMALLBUSINESS
case PRODUCT_SERVER_FOR_SMALLBUSINESS:
OSString += " Essential Server Solutions Edition";
break;
#endif
#ifdef PRODUCT_SMALLBUSINESS_SERVER_PREMIUM
case PRODUCT_SMALLBUSINESS_SERVER_PREMIUM:
OSString += " Small Business Server Premium Edition";
break;
#endif
#ifdef PRODUCT_HOME_PREMIUM_N
case PRODUCT_HOME_PREMIUM_N:
OSString += " Home Premium N Edition";
break;
#endif
#ifdef PRODUCT_ENTERPRISE_N
case PRODUCT_ENTERPRISE_N:
OSString += " Enterprise N Edition";
break;
#endif
#ifdef PRODUCT_ULTIMATE_N
case PRODUCT_ULTIMATE_N:
OSString += " Ultimate N Edition";
break;
#endif
#ifdef PRODUCT_WEB_SERVER_CORE
case PRODUCT_WEB_SERVER_CORE:
OSString += " Web Server Edition (core installation)";
break;
#endif
#ifdef PRODUCT_MEDIUMBUSINESS_SERVER_MANAGEMENT
case PRODUCT_MEDIUMBUSINESS_SERVER_MANAGEMENT:
OSString += " Essential Business Server Management Server Edition";
break;
#endif
#ifdef PRODUCT_MEDIUMBUSINESS_SERVER_SECURITY
case PRODUCT_MEDIUMBUSINESS_SERVER_SECURITY:
OSString += " Essential Business Server Security Server Edition";
break;
#endif
#ifdef PRODUCT_MEDIUMBUSINESS_SERVER_MESSAGING
case PRODUCT_MEDIUMBUSINESS_SERVER_MESSAGING:
OSString += " Essential Business Server Messaging Server Edition";
break;
#endif
#ifdef PRODUCT_SMALLBUSINESS_SERVER_PRIME
case PRODUCT_SMALLBUSINESS_SERVER_PRIME:
OSString += " Small Business Server Prime Edition";
break;
#endif
#ifdef PRODUCT_HOME_PREMIUM_SERVER
case PRODUCT_HOME_PREMIUM_SERVER:
OSString += " Home Premium Server Edition";
break;
#endif
#ifdef PRODUCT_SERVER_FOR_SMALLBUSINESS_V
case PRODUCT_SERVER_FOR_SMALLBUSINESS_V:
OSString += " Essential Server Solutions without Hyper-V Edition";
break;
#endif
#ifdef PRODUCT_STANDARD_SERVER_V
case PRODUCT_STANDARD_SERVER_V:
OSString += " Standard without Hyper-V Edition";
break;
#endif
#ifdef PRODUCT_DATACENTER_SERVER_V
case PRODUCT_DATACENTER_SERVER_V:
OSString += " Datacenter without Hyper-V Edition";
break;
#endif
#ifdef PRODUCT_ENTERPRISE_SERVER_V
case PRODUCT_ENTERPRISE_SERVER_V:
OSString += " Enterprise without Hyper-V Edition";
break;
#endif
#ifdef PRODUCT_DATACENTER_SERVER_CORE_V
case PRODUCT_DATACENTER_SERVER_CORE_V:
OSString += " Datacenter without Hyper-V Edition (core installation)";
break;
#endif
#ifdef PRODUCT_STANDARD_SERVER_CORE_V
case PRODUCT_STANDARD_SERVER_CORE_V:
OSString += " Standard without Hyper-V Edition (core installation)";
break;
#endif
#ifdef PRODUCT_ENTERPRISE_SERVER_CORE_V
case PRODUCT_ENTERPRISE_SERVER_CORE_V:
OSString += " Enterprise without Hyper-V Edition (core installation)";
break;
#endif
#ifdef PRODUCT_HYPERV
case PRODUCT_HYPERV:
OSString += " Hyper-V Server Edition";
break;
#endif
default:
OSString += toString(" Unknown Edition (0x%04x)", dwType);
}
if ( si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64 )
OSString += " 64-bit";
else if (si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_INTEL )
OSString += " 32-bit";
}
else if ( osvi.dwMajorVersion == 5 )
{
if ( osvi.dwMinorVersion == 2 )
{
if( GetSystemMetrics(89 /* SM_SERVERR2 */) )
OSString += " Windows Server 2003 R2";
#ifdef VER_SUITE_STORAGE_SERVER
else if ( osvi.wSuiteMask == VER_SUITE_STORAGE_SERVER )
OSString += " Windows Storage Server 2003";
#endif
#ifdef VER_SUITE_WH_SERVER
else if ( osvi.wSuiteMask == VER_SUITE_WH_SERVER )
OSString += " Windows Home Server";
#endif
else if( osvi.wProductType == VER_NT_WORKSTATION &&
si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64)
OSString += " Windows XP Professional x64 Edition";
else
OSString += " Windows Server 2003";
// Test for the server type.
if ( osvi.wProductType != VER_NT_WORKSTATION )
{
if ( si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_IA64 )
{
if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
OSString += " Datacenter Edition for Itanium-based Systems";
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
OSString += " Enterprise Edition for Itanium-based Systems";
}
else if ( si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64 )
{
if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
OSString += " Datacenter x64 Edition";
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
OSString += " Enterprise x64 Edition";
else
OSString += " Standard x64 Edition";
}
else
{
if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
OSString += " Enterprise Edition";
#ifdef VER_SUITE_DATACENTER
else if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
OSString += " Datacenter Edition";
#endif
#ifdef VER_SUITE_BLADE
else if ( osvi.wSuiteMask & VER_SUITE_BLADE )
OSString += " Web Edition";
#endif
#ifdef VER_SUITE_COMPUTE_SERVER
else if ( osvi.wSuiteMask & VER_SUITE_COMPUTE_SERVER )
OSString += " Compute Cluster Edition";
#endif
else
OSString += " Standard Edition";
}
}
}
else if ( osvi.dwMinorVersion == 1 )
{
OSString += " Windows XP";
if( osvi.wSuiteMask & VER_SUITE_PERSONAL )
OSString += " Home Edition";
else
OSString += " Professional";
}
else if ( osvi.dwMinorVersion == 0 )
{
OSString += " Windows 2000";
if ( osvi.wProductType == VER_NT_WORKSTATION )
{
OSString += " Professional";
}
else
{
if( osvi.wSuiteMask & VER_SUITE_DATACENTER )
OSString += " Datacenter Server";
else if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
OSString += " Advanced Server";
else
OSString += " Server";
}
}
else
{
OSString += " Unknown Windows";
}
}
else if ( osvi.dwMajorVersion <= 4 )
{
OSString += " Windows NT";
// Test for specific product on Windows NT 4.0 SP6 and later.
if( bOsVersionInfoEx )
{
// Test for the workstation type.
if ( osvi.wProductType == VER_NT_WORKSTATION )
{
if( osvi.dwMajorVersion == 4 )
OSString += " Workstation 4.0";
else if( osvi.wSuiteMask & VER_SUITE_PERSONAL )
OSString += " Home Edition";
else
OSString += " Professional";
}
// Test for the server type.
else if ( osvi.wProductType == VER_NT_SERVER )
{
if( osvi.wSuiteMask & VER_SUITE_ENTERPRISE )
OSString += " Server 4.0 Enterprise Edition";
else
OSString += " Server 4.0";
}
}
else // Test for specific product on Windows NT 4.0 SP5 and earlier
{
HKEY hKey;
TCHAR szProductType[BUFSIZE];
DWORD dwBufLen=BUFSIZE;
LONG lRet;
lRet = RegOpenKeyExA( HKEY_LOCAL_MACHINE, "SYSTEM\\CurrentControlSet\\Control\\ProductOptions", 0, KEY_QUERY_VALUE, &hKey );
if( lRet != ERROR_SUCCESS )
return OSString + " Can't RegOpenKeyEx";
lRet = RegQueryValueExA( hKey, "ProductType", NULL, NULL, (LPBYTE) szProductType, &dwBufLen);
if( (lRet != ERROR_SUCCESS) || (dwBufLen > BUFSIZE) )
return OSString + " Can't ReQueryValueEx";
RegCloseKey( hKey );
if ( lstrcmpi( _T("WINNT"), szProductType) == 0 )
OSString += " Workstation";
if ( lstrcmpi( _T("LANMANNT"), szProductType) == 0 )
OSString += " Server";
if ( lstrcmpi( _T("SERVERNT"), szProductType) == 0 )
OSString += " Advanced Server";
}
}
std::string servicePack;
if( osvi.dwMajorVersion == 4 && lstrcmpi( osvi.szCSDVersion, _T("Service Pack 6") ) == 0 )
{
HKEY hKey;
LONG lRet;
// Test for SP6 versus SP6a.
lRet = RegOpenKeyExA( HKEY_LOCAL_MACHINE, "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Hotfix\\Q246009", 0, KEY_QUERY_VALUE, &hKey );
if( lRet == ERROR_SUCCESS )
servicePack = "Service Pack 6a";
else // Windows NT 4.0 prior to SP6a
{
servicePack = osvi.szCSDVersion;
}
RegCloseKey( hKey );
}
else // Windows NT 3.51 and earlier or Windows 2000 and later
{
servicePack = osvi.szCSDVersion;
}
// Include service pack (if any)
if (!servicePack.empty()) OSString += " " + servicePack;
// Include build number
OSString += toString(" (Build %d)", osvi.dwBuildNumber & 0xFFFF);
}
else if ( VER_PLATFORM_WIN32_WINDOWS == osvi.dwPlatformId )
{
OSString = "Microsoft";
if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 0)
{
OSString += " Windows 95";
if ( osvi.szCSDVersion[1] == 'C' || osvi.szCSDVersion[1] == 'B' )
OSString += " OSR2";
}
else if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 10)
{
OSString += " Windows 98";
if ( osvi.szCSDVersion[1] == 'A' )
OSString += " SE";
}
else if (osvi.dwMajorVersion == 4 && osvi.dwMinorVersion == 90)
{
OSString += " Windows Millennium Edition";
}
else
OSString += " Windows 9x";
}
else if ( VER_PLATFORM_WIN32s == osvi.dwPlatformId )
{
OSString = toString("Microsoft Windows %d.%d + Win32s", osvi.dwMajorVersion, osvi.dwMinorVersion);
}
else
{
OSString = toString("Microsoft Windows %d.%d", osvi.dwMajorVersion, osvi.dwMinorVersion);
}
OSString += toString( " (%d.%d %d)", osvi.dwMajorVersion, osvi.dwMinorVersion, osvi.dwBuildNumber & 0xFFFF);
#elif defined NL_OS_MAC
OSString = getsysctlstr("kern.version");
#elif defined NL_OS_UNIX
int fd = open("/proc/version", O_RDONLY);
if (fd == -1)
{
nlwarning ("SI: Can't get OS from /proc/version: %s", strerror (errno));
}
else
{
char buffer[4096+1];
int len = read(fd, buffer, sizeof(buffer)-1);
close(fd);
// remove the \n and set \0
buffer[len-1] = '\0';
OSString = buffer;
}
#endif // NL_OS_UNIX
return OSString;
}
string CSystemInfo::getProc ()
{
string ProcString = "Unknown";
#ifdef NL_OS_WINDOWS
LONG result;
char value[1024];
DWORD valueSize;
HKEY hKey;
result = ::RegOpenKeyExA (HKEY_LOCAL_MACHINE, "Hardware\\Description\\System\\CentralProcessor\\0", 0, KEY_QUERY_VALUE, &hKey);
if (result == ERROR_SUCCESS)
{
// get processor name
valueSize = 1024;
result = ::RegQueryValueEx (hKey, _T("ProcessorNameString"), NULL, NULL, (LPBYTE)value, &valueSize);
if (result == ERROR_SUCCESS)
ProcString = value;
else
ProcString = "UnknownProc";
ProcString += " / ";
// get processor identifier
valueSize = 1024;
result = ::RegQueryValueEx (hKey, _T("Identifier"), NULL, NULL, (LPBYTE)value, &valueSize);
if (result == ERROR_SUCCESS)
ProcString += value;
else
ProcString += "UnknownIdentifier";
ProcString += " / ";
// get processor vendor
valueSize = 1024;
result = ::RegQueryValueEx (hKey, _T("VendorIdentifier"), NULL, NULL, (LPBYTE)value, &valueSize);
if (result == ERROR_SUCCESS)
ProcString += value;
else
ProcString += "UnknownVendor";
ProcString += " / ";
// get processor frequency
result = ::RegQueryValueEx (hKey, _T("~MHz"), NULL, NULL, (LPBYTE)value, &valueSize);
if (result == ERROR_SUCCESS)
{
uint32 freq = *(int *)value;
// discard the low value (not enough significant)
freq /= 10;
freq *= 10;
ProcString += toString("%uMHz", freq);
}
else
ProcString += "UnknownFreq";
}
// Make sure to close the reg key
RegCloseKey (hKey);
// count the number of processor (max 8, in case this code don't work well)
uint numProc= 1;
for(uint i=1;i<8;i++)
{
string tmp= string("Hardware\\Description\\System\\CentralProcessor\\") + toString(i);
// try to open the key
result = ::RegOpenKeyExA (HKEY_LOCAL_MACHINE, tmp.c_str(), 0, KEY_QUERY_VALUE, &hKey);
// Make sure to close the reg key
RegCloseKey (hKey);
if(result == ERROR_SUCCESS)
numProc++;
else
break;
}
ProcString += " / ";
ProcString += toString(numProc) + " Processors found";
#elif defined NL_OS_MAC
ProcString = getsysctlstr("machdep.cpu.brand_string");
ProcString += " / ";
ProcString += getsysctlstr("hw.machine");
ProcString += " Family " + toString(getsysctlnum("machdep.cpu.family"));
ProcString += " Model " + toString(getsysctlnum("machdep.cpu.model"));
ProcString += " Stepping " + toString(getsysctlnum("machdep.cpu.stepping"));
ProcString += " / ";
ProcString += getsysctlstr("machdep.cpu.vendor");
ProcString += " / ";
ProcString += toString(getsysctlnum64("hw.cpufrequency")/1000000)+"MHz";
ProcString += " / ";
ProcString += toString(getsysctlnum("hw.ncpu")) + " Processors found";
#elif defined NL_OS_UNIX
uint processors = 0;
if (fromString(getCpuInfo("processor"), processors)) ++processors;
ProcString = getCpuInfo("model name");
ProcString += " / ?";
ProcString += " Family " + getCpuInfo("cpu family");
ProcString += " Model " + getCpuInfo("model");
ProcString += " Stepping " + getCpuInfo("stepping");
ProcString += " / ";
ProcString += getCpuInfo("vendor_id");
ProcString += " / ";
ProcString += getCpuInfo("cpu MHz")+"MHz";
ProcString += " / ";
ProcString += toString("%u Processors found", processors);
#endif
// Remove beginning spaces
ProcString = ProcString.substr (ProcString.find_first_not_of (" "));
return ProcString;
}
uint64 CSystemInfo::getProcessorFrequency(bool quick)
{
static uint64 freq = 0;
#ifdef NL_CPU_INTEL
static bool freqComputed = false;
if (freqComputed) return freq;
if (!quick)
{
TTicks bestNumTicks = 0;
uint64 bestNumCycles = 0;
uint64 numCycles;
const uint numSamples = 5;
const uint numLoops = 50000000;
volatile uint k; // prevent optimization for the loop
for(uint l = 0; l < numSamples; ++l)
{
TTicks startTick = NLMISC::CTime::getPerformanceTime();
uint64 startCycle = rdtsc();
volatile uint dummy = 0;
for(k = 0; k < numLoops; ++k)
{
++ dummy;
}
numCycles = rdtsc() - startCycle;
TTicks numTicks = NLMISC::CTime::getPerformanceTime() - startTick;
if (numTicks > bestNumTicks)
{
bestNumTicks = numTicks;
bestNumCycles = numCycles;
}
}
freq = (uint64) ((double) bestNumCycles * 1 / CTime::ticksToSecond(bestNumTicks));
}
else
{
TTicks timeBefore = NLMISC::CTime::getPerformanceTime();
uint64 tickBefore = rdtsc();
nlSleep (100);
TTicks timeAfter = NLMISC::CTime::getPerformanceTime();
TTicks tickAfter = rdtsc();
double timeDelta = CTime::ticksToSecond(timeAfter - timeBefore);
TTicks tickDelta = tickAfter - tickBefore;
freq = (uint64) ((double)tickDelta / timeDelta);
}
nlinfo ("SI: CSystemInfo: Processor frequency is %.0f MHz", (float)freq/1000000.0);
freqComputed = true;
#endif // NL_CPU_INTEL
return freq;
}
static bool DetectMMX()
{
#ifdef NL_CPU_INTEL
if (!CSystemInfo::hasCPUID()) return false; // cpuid not supported ...
sint32 CPUInfo[4];
nlcpuid(CPUInfo, 1);
// check for bit 23 = MMX instruction set
if (CPUInfo[3] & 0x800000) return true;
#endif // NL_CPU_INTEL
return false;
}
static bool DetectSSE()
{
#ifdef NL_CPU_INTEL
if (!CSystemInfo::hasCPUID()) return false; // cpuid not supported ...
sint32 CPUInfo[4];
nlcpuid(CPUInfo, 1);
if (CPUInfo[3] & 0x2000000)
{
// check OS support for SSE
try
{
#ifdef NL_OS_WINDOWS
#ifdef NL_NO_ASM
unsigned int tmp = _mm_getcsr();
nlunreferenced(tmp);
#else
__asm
{
xorps xmm0, xmm0 // Streaming SIMD Extension
}
#endif // NL_NO_ASM
#elif NL_OS_UNIX
__asm__ __volatile__ ("xorps %xmm0, %xmm0;");
#endif // NL_OS_UNIX
}
catch(...)
{
return false;
}
// printf("sse detected\n");
return true;
}
#endif // NL_CPU_INTEL
return false;
}
bool CSystemInfo::_HaveMMX = DetectMMX ();
bool CSystemInfo::_HaveSSE = DetectSSE ();
bool CSystemInfo::hasCPUID ()
{
#ifdef NL_CPU_INTEL
uint32 result = 0;
#ifdef NL_OS_WINDOWS
#ifdef NL_NO_ASM
sint32 CPUInfo[4] = {-1};
nlcpuid(CPUInfo, 0);
if (CPUInfo[3] != -1) result = 1;
#else
__asm
{
pushad
pushfd
// If ID bit of EFLAGS can change, then cpuid is available
pushfd
pop eax // Get EFLAG
mov ecx,eax
xor eax,0x200000 // Flip ID bit
push eax
popfd // Write EFLAGS
pushfd
pop eax // read back EFLAG
xor eax,ecx
je noCpuid // no flip -> no CPUID instr.
popfd // restore state
popad
mov result, 1
jmp CPUIDPresent
noCpuid:
popfd // restore state
popad
mov result, 0
CPUIDPresent:
}
#endif // NL_NO_ASM
#elif NL_OS_UNIX // NL_OS_WINDOWS
__asm__ __volatile__ (
/* Save Register */
"pushl %%ebp;"
"pushl %%ebx;"
"pushl %%edx;"
/* Check if this CPU supports cpuid */
"pushf;"
"pushf;"
"popl %%eax;"
"movl %%eax, %%ebx;"
"xorl $(1 << 21), %%eax;" // CPUID bit
"pushl %%eax;"
"popf;"
"pushf;"
"popl %%eax;"
"popf;" // Restore flags
"xorl %%ebx, %%eax;"
"jz NoCPUID;"
"movl $1, %0;"
"jmp CPUID;"
"NoCPUID:;"
"movl $0, %0;"
"CPUID:;"
"popl %%edx;"
"popl %%ebx;"
"popl %%ebp;"
:"=a"(result)
);
#endif // NL_OS_UNIX
return result == 1;
#else
return false;
#endif
}
uint32 CSystemInfo::getCPUID()
{
#ifdef NL_CPU_INTEL
if(hasCPUID())
{
uint32 result = 0;
sint32 CPUInfo[4];
nlcpuid(CPUInfo, 1);
return CPUInfo[3];
}
#endif // NL_CPU_INTEL
return 0;
}
/*
* Note: Not used in NeL probably in Ryzom closed source. Not translated in AT&T asm, I don't understand the aim of this method
* Returns true if the CPU has HT, even if it is disabled. Maybe shoud count how many (virtual) core there is.
*/
bool CSystemInfo::hasHyperThreading()
{
#ifdef NL_OS_WINDOWS
if(hasCPUID())
{
sint32 CPUInfo[4];
// get vendor string from cpuid
char vendor_id[32];
memset(vendor_id, 0, sizeof(vendor_id));
nlcpuid(CPUInfo, 0);
memcpy(vendor_id, &CPUInfo[1], sizeof(sint32));
memcpy(vendor_id+4, &CPUInfo[3], sizeof(sint32));
memcpy(vendor_id+8, &CPUInfo[2], sizeof(sint32));
// get cpuid flags
nlcpuid(CPUInfo, 1);
// pentium 4 or later processor?
if ((((CPUInfo[0] & 0xf00) == 0xf00) || (CPUInfo[0] & 0xf00000)) &&
strcmp(vendor_id, "GenuineIntel") == 0)
return (CPUInfo[3] & 0x10000000)!=0; // Intel Processor Hyper-Threading
}
#endif
return false;
}
bool CSystemInfo::isNT()
{
#ifdef NL_OS_WINDOWS
OSVERSIONINFO ver;
ver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
GetVersionEx(&ver);
return ver.dwPlatformId == VER_PLATFORM_WIN32_NT;
#else
return false;
#endif
}
string CSystemInfo::availableHDSpace (const string &filename)
{
#ifdef NL_OS_UNIX
string cmd = "df ";
if(filename.empty())
cmd += ".";
else
cmd += filename;
cmd += " >/tmp/nelhdfs";
sint error = system (cmd.c_str());
if (error)
nlwarning("'%s' failed with error code %d", cmd.c_str(), error);
int fd = open("/tmp/nelhdfs", O_RDONLY);
if (fd == -1)
{
return 0;
}
else
{
char buffer[4096+1];
int len = read(fd, buffer, sizeof(buffer)-1);
close(fd);
buffer[len] = '\0';
vector<string> splitted;
explode(string(buffer), string("\n"), splitted, true);
if(splitted.size() < 2)
return "NoInfo";
vector<string> sline;
explode(splitted[1], string(" "), sline, true);
if(sline.size() < 5)
return splitted[1];
string space = sline[3] + "000";
return bytesToHumanReadable(space);
}
#else
nlunreferenced(filename);
return "NoInfo";
#endif
}
uint64 CSystemInfo::availablePhysicalMemory ()
{
#ifdef NL_OS_WINDOWS
MEMORYSTATUS ms;
GlobalMemoryStatus (&ms);
return uint64(ms.dwAvailPhys);
#elif defined NL_OS_MAC
return uint64(getsysctlnum64("hw.usermem"));
#elif defined NL_OS_UNIX
return getSystemMemory("MemFree:")+getSystemMemory("Buffers:")+getSystemMemory("Cached:");
#else
return 0;
#endif
}
uint64 CSystemInfo::totalPhysicalMemory ()
{
#ifdef NL_OS_WINDOWS
MEMORYSTATUS ms;
GlobalMemoryStatus (&ms);
return uint64(ms.dwTotalPhys);
#elif defined NL_OS_MAC
return uint64(getsysctlnum64("hw.physmem"));
#elif defined NL_OS_UNIX
return getSystemMemory("MemTotal:");
#else
return 0;
#endif
}
#ifndef NL_OS_WINDOWS
static inline char *skipWS(const char *p)
{
while (isspace(*p)) p++;
return (char *)p;
}
static inline char *skipToken(const char *p)
{
while (isspace(*p)) p++;
while (*p && !isspace(*p)) p++;
return (char *)p;
}
#endif
uint64 CSystemInfo::getAllocatedSystemMemory ()
{
uint64 systemMemory = 0;
#ifdef NL_OS_WINDOWS
// Get system memory information
HANDLE hHeap[100];
DWORD heapCount = GetProcessHeaps (100, hHeap);
uint heap;
for (heap = 0; heap < heapCount; heap++)
{
PROCESS_HEAP_ENTRY entry;
entry.lpData = NULL;
while (HeapWalk (hHeap[heap], &entry))
{
if (entry.wFlags & PROCESS_HEAP_ENTRY_BUSY)
{
systemMemory += entry.cbData + entry.cbOverhead;
}
}
}
#elif defined NL_OS_UNIX
int fd = open("/proc/self/stat", O_RDONLY);
if (fd == -1)
{
nlwarning ("HA: Can't get OS from /proc/self/stat: %s", strerror (errno));
}
else
{
char buffer[4096], *p;
int len = read(fd, buffer, sizeof(buffer)-1);
close(fd);
buffer[len] = '\0';
p = buffer;
p = strchr(p, ')')+1; /* skip pid */
p = skipWS(p);
p++;
p = skipToken(p); /* skip ppid */
p = skipToken(p); /* skip pgrp */
p = skipToken(p); /* skip session */
p = skipToken(p); /* skip tty */
p = skipToken(p); /* skip tty pgrp */
p = skipToken(p); /* skip flags */
p = skipToken(p); /* skip min flt */
p = skipToken(p); /* skip cmin flt */
p = skipToken(p); /* skip maj flt */
p = skipToken(p); /* skip cmaj flt */
p = skipToken(p); /* utime */
p = skipToken(p); /* stime */
p = skipToken(p); /* skip cutime */
p = skipToken(p); /* skip cstime */
p = skipToken(p); /* priority */
p = skipToken(p); /* nice */
p = skipToken(p); /* skip timeout */
p = skipToken(p); /* skip it_real_val */
p = skipToken(p); /* skip start_time */
systemMemory = strtoul(p, &p, 10); /* vsize in bytes */
}
#endif // NL_OS_WINDOWS
return systemMemory;
}
NLMISC_CATEGORISED_DYNVARIABLE(nel, string, AvailableHDSpace, "Hard drive space left in bytes")
{
// ace: it's a little bit tricky, if you don't understand how it works, don't touch!
static string location;
if (get)
{
*pointer = (CSystemInfo::availableHDSpace(location));
location = "";
}
else
{
location = *pointer;
}
}
NLMISC_CATEGORISED_DYNVARIABLE(nel, string, AvailablePhysicalMemory, "Physical memory available on this computer in bytes")
{
if (get) *pointer = bytesToHumanReadable(CSystemInfo::availablePhysicalMemory ());
}
NLMISC_CATEGORISED_DYNVARIABLE(nel, string, TotalPhysicalMemory, "Total physical memory on this computer in bytes")
{
if (get) *pointer = bytesToHumanReadable(CSystemInfo::totalPhysicalMemory ());
}
NLMISC_CATEGORISED_DYNVARIABLE(nel, string, ProcessUsedMemory, "Memory used by this process in bytes")
{
if (get) *pointer = bytesToHumanReadable(CSystemInfo::getAllocatedSystemMemory ());
}
NLMISC_CATEGORISED_DYNVARIABLE(nel, string, OS, "OS used")
{
if (get) *pointer = CSystemInfo::getOS();
}
#ifdef NL_OS_WINDOWS
struct DISPLAY_DEVICE_EX
{
DWORD cb;
CHAR DeviceName[32];
CHAR DeviceString[128];
DWORD StateFlags;
CHAR DeviceID[128];
CHAR DeviceKey[128];
};
#endif // NL_OS_WINDOWS
bool CSystemInfo::getVideoInfo (std::string &deviceName, uint64 &driverVersion)
{
#ifdef NL_OS_WINDOWS
/* Get the device name with EnumDisplayDevices (doesn't work under win95).
* Look for driver information for this device in the registry
*
* Follow the recommendations in the news group comp.os.ms-windows.programmer.nt.kernel-mode : "Get Video Driver ... Need Version"
*/
HMODULE hm = GetModuleHandle(TEXT("USER32"));
if (hm)
{
BOOL (WINAPI* EnumDisplayDevices)(LPCTSTR lpDevice, DWORD iDevNum, PDISPLAY_DEVICE lpDisplayDevice, DWORD dwFlags) = NULL;
*(FARPROC*)&EnumDisplayDevices = GetProcAddress(hm, "EnumDisplayDevicesA");
if (EnumDisplayDevices)
{
DISPLAY_DEVICE_EX DisplayDevice;
uint device = 0;
DisplayDevice.cb = sizeof (DISPLAY_DEVICE_EX);
bool found = false;
while (EnumDisplayDevices(NULL, device, (DISPLAY_DEVICE*)&DisplayDevice, 0))
{
// Main board ?
if ((DisplayDevice.StateFlags & DISPLAY_DEVICE_PRIMARY_DEVICE) &&
(DisplayDevice.StateFlags & DISPLAY_DEVICE_ATTACHED_TO_DESKTOP) &&
((DisplayDevice.StateFlags & DISPLAY_DEVICE_MIRRORING_DRIVER) == 0) &&
(DisplayDevice.DeviceKey[0] != 0))
{
found = true;
// The device name
deviceName = DisplayDevice.DeviceString;
string keyPath = DisplayDevice.DeviceKey;
string keyName;
// Get the window version
OSVERSIONINFO ver;
ver.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
GetVersionEx(&ver);
bool atleastNT4 = (ver.dwMajorVersion > 3) && (ver.dwPlatformId == VER_PLATFORM_WIN32_NT);
bool winXP = ((ver.dwMajorVersion == 5) && (ver.dwMinorVersion == 1)) || (ver.dwMajorVersion > 5);
// * Get the registry entry for driver
// OSversion >= osWin2k
if (atleastNT4)
{
if (winXP)
{
string::size_type pos = keyPath.rfind ('\\');
if (pos != string::npos)
keyPath = keyPath.substr (0, pos+1);
keyPath += "Video";
keyName = "Service";
}
else
{
string::size_type pos = toLower(keyPath).find ("\\device");
if (pos != string::npos)
keyPath = keyPath.substr (0, pos+1);
keyName = "ImagePath";
}
}
else // Win 9x
{
keyPath += "\\default";
keyName = "drv";
}
// Format the key path
if (toLower(keyPath).find ("\\registry\\machine") == 0)
{
keyPath = "HKEY_LOCAL_MACHINE" + keyPath.substr (strlen ("\\registry\\machine"));
}
// Get the root key
static const char *rootKeys[]=
{
"HKEY_CLASSES_ROOT\\",
"HKEY_CURRENT_CONFIG\\",
"HKEY_CURRENT_USER\\",
"HKEY_LOCAL_MACHINE\\",
"HKEY_USERS\\",
"HKEY_PERFORMANCE_DATA\\",
"HKEY_DYN_DATA\\"
};
static const HKEY rootKeysH[]=
{
HKEY_CLASSES_ROOT,
HKEY_CURRENT_CONFIG,
HKEY_CURRENT_USER,
HKEY_LOCAL_MACHINE,
HKEY_USERS,
HKEY_PERFORMANCE_DATA,
HKEY_DYN_DATA,
};
uint i;
HKEY keyRoot = HKEY_LOCAL_MACHINE;
for (i=0; i<sizeof(rootKeysH)/sizeof(HKEY); i++)
{
if (toUpper(keyPath).find (rootKeys[i]) == 0)
{
keyPath = keyPath.substr (strlen (rootKeys[i]));
keyRoot = rootKeysH[i];
break;
}
}
// * Read the registry
HKEY baseKey;
if (RegOpenKeyExA(keyRoot, keyPath.c_str(), 0, KEY_READ, &baseKey) == ERROR_SUCCESS)
{
DWORD valueType;
char value[512];
DWORD size = 512;
string driverName;
if (RegQueryValueExA(baseKey, keyName.c_str(), NULL, &valueType, (unsigned char *)value, &size) == ERROR_SUCCESS)
{
// Null ?
if (value[0] != 0)
{
bool ok = !winXP;
if (winXP)
{
// In Windows'XP we got service name -> not real driver name, so
string xpKey = string ("System\\CurrentControlSet\\Services\\")+value;
if (RegOpenKeyExA(HKEY_LOCAL_MACHINE, xpKey.c_str(), 0, KEY_READ, &baseKey) == ERROR_SUCCESS)
{
size = 512;
if (RegQueryValueExA(baseKey, "ImagePath", NULL, &valueType, (unsigned char *)value, &size) == ERROR_SUCCESS)
{
if (value[0] != 0)
{
static const std::string s_systemRoot = "\\SystemRoot\\";
driverName = value;
if (driverName.substr(0, s_systemRoot.length()) == s_systemRoot)
{
driverName = driverName.substr(s_systemRoot.length());
}
ok = true;
}
else
nlwarning ("CSystemInfo::getVideoInfo : empty value ImagePath in key %s", xpKey.c_str());
}
else
nlwarning ("CSystemInfo::getVideoInfo : can't query ImagePath in key %s", xpKey.c_str());
}
else
nlwarning ("CSystemInfo::getVideoInfo : can't open key %s", xpKey.c_str());
}
// Version dll link
HMODULE hmVersion = LoadLibrary (_T("version"));
if (hmVersion)
{
BOOL (WINAPI* _GetFileVersionInfo)(LPTSTR, DWORD, DWORD, LPVOID) = NULL;
DWORD (WINAPI* _GetFileVersionInfoSize)(LPTSTR, LPDWORD) = NULL;
BOOL (WINAPI* _VerQueryValue)(const LPVOID, LPTSTR, LPVOID*, PUINT) = NULL;
*(FARPROC*)&_GetFileVersionInfo = GetProcAddress(hmVersion, "GetFileVersionInfoA");
*(FARPROC*)&_GetFileVersionInfoSize = GetProcAddress(hmVersion, "GetFileVersionInfoSizeA");
*(FARPROC*)&_VerQueryValue = GetProcAddress(hmVersion, "VerQueryValueA");
if (_VerQueryValue && _GetFileVersionInfoSize && _GetFileVersionInfo)
{
// value got the path to the driver
if (atleastNT4)
{
nlverify (GetWindowsDirectoryA(value, 512) != 0);
}
else
{
nlverify (GetSystemDirectoryA(value, 512) != 0);
}
driverName = string (value) + "\\" + driverName;
DWORD dwHandle;
DWORD size = _GetFileVersionInfoSize ((char*)driverName.c_str(), &dwHandle);
if (size)
{
vector<uint8> buffer;
buffer.resize (size);
if (_GetFileVersionInfo((char*)driverName.c_str(), dwHandle, size, &buffer[0]))
{
VS_FIXEDFILEINFO *info;
UINT len;
char bslash[] = { '\\', 0x00 };
if (_VerQueryValue(&buffer[0], bslash, (VOID**)&info, &len))
{
driverVersion = (((uint64)info->dwFileVersionMS)<<32)|info->dwFileVersionLS;
return true;
}
else
nlwarning ("CSystemInfo::getVideoInfo : VerQueryValue fails (%s)", driverName.c_str());
}
else
nlwarning ("CSystemInfo::getVideoInfo : GetFileVersionInfo fails (%s)", driverName.c_str());
}
else
nlwarning ("CSystemInfo::getVideoInfo : GetFileVersionInfoSize == 0 (%s)", driverName.c_str());
}
else
nlwarning ("CSystemInfo::getVideoInfo : No VerQuery, GetFileVersionInfoSize, GetFileVersionInfo functions");
}
else
nlwarning ("CSystemInfo::getVideoInfo : No version dll");
}
else
nlwarning ("CSystemInfo::getVideoInfo : empty value %s in key %s", keyName.c_str(), keyPath.c_str());
}
else
nlwarning ("CSystemInfo::getVideoInfo : can't query value %s in key %s", keyName.c_str(), keyPath.c_str());
}
else
nlwarning ("CSystemInfo::getVideoInfo : can't open key %s", keyPath.c_str());
}
device++;
}
if (!found)
nlwarning ("CSystemInfo::getVideoInfo : No primary display device found");
}
else
nlwarning ("CSystemInfo::getVideoInfo : No EnumDisplayDevices function");
}
else
nlwarning ("CSystemInfo::getVideoInfo : No user32 dll");
#endif // NL_OS_WINDOWS
// Fails
return false;
}
uint64 CSystemInfo::virtualMemory ()
{
#ifdef NL_OS_WINDOWS
MEMORYSTATUS ms;
GlobalMemoryStatus (&ms);
return uint64(ms.dwTotalVirtual - ms.dwAvailVirtual);
#else
return 0;
#endif
}
} // NLMISC
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