/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
/*****************************************************************************
*
* $/Plasma20/Sources/Plasma/NucleusLib/pnUtils/Private/Win32/pnUtW32Misc.cpp
*
***/
#include "../../Pch.h"
#pragma hdrstop
/*****************************************************************************
*
* Private
*
***/
static MEMORYSTATUSEX s_memstatus;
/*****************************************************************************
*
* Exports
*
***/
//============================================================================
const wchar_t * AppGetCommandLine () {
return GetCommandLineW();
}
//============================================================================
void MachineGetName (wchar_t *computerName, unsigned int length) {
DWORD len = length;
GetComputerNameW(computerName, &len);
}
/*****************************************************************************
*
* System status
*
***/
//============================================================================
void MemoryGetStatus (MemoryStatus * status) {
MEMORYSTATUSEX mem;
mem.dwLength = sizeof(mem);
GlobalMemoryStatusEx(&mem);
const uint64_t BYTES_PER_MB = 1024 * 1024;
status->totalPhysMB = unsigned(mem.ullTotalPhys / BYTES_PER_MB);
status->availPhysMB = unsigned(mem.ullAvailPhys / BYTES_PER_MB);
status->totalPageFileMB = unsigned(mem.ullTotalPageFile / BYTES_PER_MB);
status->availPageFileMB = unsigned(mem.ullAvailPageFile / BYTES_PER_MB);
status->totalVirtualMB = unsigned(mem.ullTotalVirtual / BYTES_PER_MB);
status->availVirtualMB = unsigned(mem.ullAvailVirtual / BYTES_PER_MB);
status->memoryLoad = mem.dwMemoryLoad;
}
//============================================================================
void DiskGetStatus (ARRAY(DiskStatus) * disks) {
DWORD length = GetLogicalDriveStrings(0, NULL);
if (!length || length > 2048)
return;
wchar_t* buffer = (wchar_t*)malloc((length + 1) * sizeof(wchar_t));
wchar_t* origbuf = buffer;
if (!GetLogicalDriveStringsW(length, buffer))
{
free(buffer);
return;
}
for (; *buffer; buffer += StrLen(buffer) + 1) {
UINT driveType = GetDriveTypeW(buffer);
if (driveType != DRIVE_FIXED)
continue;
ULARGE_INTEGER freeBytes;
ULARGE_INTEGER totalBytes;
if (!GetDiskFreeSpaceExW(buffer, &freeBytes, &totalBytes, NULL))
continue;
DiskStatus status;
StrCopy(status.name, buffer, arrsize(status.name));
const uint64_t BYTES_PER_MB = 1024 * 1024;
status.totalSpaceMB = unsigned(totalBytes.QuadPart / BYTES_PER_MB);
status.freeSpaceMB = unsigned(freeBytes.QuadPart / BYTES_PER_MB);
disks->Add(status);
}
free(origbuf);
}
//============================================================================
// Loosely taken from MS's cpuid code sample
void CpuGetInfo (
uint16_t * cpuCaps,
uint32_t * cpuVendor,
uint16_t * cpuSignature
) {
uint32_t signature = 0;
uint32_t extended = 0;
uint32_t flags[2] = { 0, 0 };
cpuVendor[0] = 0;
_asm {
// Detect if cpuid instruction is supported by attempting
// to change the ID bit of EFLAGS
pushfd
pop eax // get EFLAGS
mov ecx, eax // store copy of original EFLAGS
xor eax, 0x200000 // flip ID bit
push eax
popfd // replace EFLAGS
pushfd // get EFLAGS
pop eax
xor eax, ecx
je DONE
// Get processor id (GenuineIntel, AuthenticAMD, etc)
xor eax, eax
cpuid
mov edi, cpuVendor
mov [edi + 0], ebx
mov [edi + 4], edx
mov [edi + 8], ecx
// Check if capability flags are supported
cmp eax, 1
jl DONE
// Get processor capability flags and signature
mov eax, 1
cpuid
mov signature, eax
mov [flags + 0], edx
mov [flags + 4], ecx
// Check for extended capabilities
mov eax, 0x80000000
cpuid
cmp eax, 0x80000001
jl DONE
// Get extended capabilities
mov eax, 0x80000001
cpuid
mov extended, edx
DONE:
}
// Decode capability flags
const static struct CpuCap {
uint16_t cpuFlag;
uint8_t field;
uint8_t bit;
} s_caps[] = {
// feature field bit
// ------- ----- ---
{ kCpuCapCmov, 0, 15 },
{ kCpuCapEst, 1, 7 },
{ kCpuCapHtt, 0, 28 },
{ kCpuCapMmx, 0, 23 },
{ kCpuCapPsn, 0, 18 },
{ kCpuCapSse, 0, 25 },
{ kCpuCapSse2, 0, 26 },
{ kCpuCapSse3, 1, 0 },
{ kCpuCapTsc, 0, 4 },
};
for (unsigned i = 0; i < arrsize(s_caps); ++i) {
const CpuCap & cap = s_caps[i];
if (flags[cap.field] & (1 << cap.bit))
*cpuCaps |= cap.cpuFlag;
}
// Copy signature
*cpuSignature = uint16_t(signature & 0xfff);
// If this is an AMD CPU, check for 3DNow support
const char * vendorAmd = "AuthenticAMD";
if (!memcmp(vendorAmd, cpuVendor, 12)) {
if (extended & (1 << 31))
*cpuCaps |= kCpuCap3dNow;
}
}