mirror of
https://github.com/gnif/LookingGlass.git
synced 2024-11-22 05:27:20 +00:00
278 lines
7.1 KiB
C++
278 lines
7.1 KiB
C++
/**
|
|
* Looking Glass
|
|
* Copyright © 2017-2024 The Looking Glass Authors
|
|
* https://looking-glass.io
|
|
*
|
|
* 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 2 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, write to the Free Software Foundation, Inc., 59
|
|
* Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include "CPlatformInfo.h"
|
|
|
|
#include "Debug.h"
|
|
#include <Windows.h>
|
|
|
|
size_t CPlatformInfo::m_pageSize = 0;
|
|
std::string CPlatformInfo::m_productName = "Unknown";
|
|
uint8_t CPlatformInfo::m_uuid[16];
|
|
|
|
std::string CPlatformInfo::m_model = "Unknown";
|
|
int CPlatformInfo::m_cores = 0;
|
|
int CPlatformInfo::m_procs = 0;
|
|
int CPlatformInfo::m_sockets = 0;
|
|
|
|
void CPlatformInfo::Init()
|
|
{
|
|
SYSTEM_INFO si;
|
|
GetSystemInfo(&si);
|
|
m_pageSize = (size_t)si.dwPageSize;
|
|
|
|
// we only use this for reporting, it's OK that it might not be exactly accurate
|
|
#pragma warning(push)
|
|
#pragma warning(disable : 4996)
|
|
OSVERSIONINFOA osvi = {};
|
|
osvi.dwOSVersionInfoSize = sizeof(osvi);
|
|
GetVersionExA(&osvi);
|
|
#pragma warning(pop)
|
|
|
|
DWORD bufferSize = 0;
|
|
LSTATUS status = RegGetValueA(HKEY_LOCAL_MACHINE,
|
|
"Software\\Microsoft\\Windows NT\\CurrentVersion", "ProductName",
|
|
RRF_RT_REG_SZ, nullptr, nullptr, &bufferSize);
|
|
if (status == ERROR_SUCCESS)
|
|
{
|
|
m_productName.resize(bufferSize);
|
|
status = RegGetValueA(HKEY_LOCAL_MACHINE,
|
|
"Software\\Microsoft\\Windows NT\\CurrentVersion", "ProductName",
|
|
RRF_RT_REG_SZ, nullptr, &m_productName[0], &bufferSize);
|
|
|
|
if (status != ERROR_SUCCESS)
|
|
{
|
|
m_productName = "Unknown";
|
|
DBGPRINT("Failed to read the ProductName");
|
|
}
|
|
else
|
|
m_productName.resize(bufferSize - 1); // remove the double null termination
|
|
}
|
|
else
|
|
{
|
|
m_productName = "Windows " +
|
|
std::to_string(osvi.dwMajorVersion) + "." +
|
|
std::to_string(osvi.dwMinorVersion);
|
|
}
|
|
|
|
m_productName += " (Build: " +
|
|
std::to_string(osvi.dwBuildNumber) + ") " +
|
|
osvi.szCSDVersion;
|
|
|
|
InitUUID();
|
|
InitCPUInfo();
|
|
}
|
|
|
|
#define TABLE_SIG(x) (\
|
|
((uint32_t)(x[0]) << 24) | \
|
|
((uint32_t)(x[1]) << 16) | \
|
|
((uint32_t)(x[2]) << 8 ) | \
|
|
((uint32_t)(x[3]) << 0 ))
|
|
|
|
#define SMB_SST_SystemInformation 1
|
|
|
|
#define SMBVER(major, minor) \
|
|
((smbData->SMBIOSMajorVersion == major && \
|
|
smbData->SMBIOSMinorVersion >= minor) || \
|
|
(smbData->SMBIOSMajorVersion > major))
|
|
|
|
#define REVERSE32(x) \
|
|
*(uint32_t*)(x) = ((*(uint32_t*)(x) & 0xFFFF0000) >> 16) | \
|
|
((*(uint32_t*)(x) & 0x0000FFFF) << 16)
|
|
|
|
#define REVERSE16(x) \
|
|
*(uint16_t*)(x) = ((*(uint16_t*)(x) & 0xFF00) >> 8) | \
|
|
((*(uint16_t*)(x) & 0x00FF) << 8)
|
|
|
|
|
|
static void* smbParseData(uint8_t** data, char* strings[])
|
|
{
|
|
#pragma pack(push, 1)
|
|
struct SMBHeader
|
|
{
|
|
uint8_t type;
|
|
uint8_t length;
|
|
};
|
|
#pragma pack(pop)
|
|
|
|
SMBHeader* h = (SMBHeader*)*data;
|
|
|
|
*data += h->length;
|
|
if (**data)
|
|
for (int i = 1; i < 256 && **data; ++i)
|
|
{
|
|
strings[i] = (char*)*data;
|
|
*data += strlen((char*)*data) + 1;
|
|
}
|
|
else
|
|
++* data;
|
|
|
|
++* data;
|
|
return h;
|
|
}
|
|
|
|
void CPlatformInfo::InitUUID()
|
|
{
|
|
// don't warn on zero length arrays
|
|
#pragma warning(push)
|
|
#pragma warning(disable: 4200)
|
|
struct RawSMBIOSData
|
|
{
|
|
BYTE Used20CallingMethod;
|
|
BYTE SMBIOSMajorVersion;
|
|
BYTE SMBIOSMinorVersion;
|
|
BYTE DmiRevision;
|
|
DWORD Length;
|
|
BYTE SMBIOSTableData[];
|
|
};
|
|
#pragma warning(pop)
|
|
|
|
#pragma pack(push, 1)
|
|
struct SMBSystemInformation
|
|
{
|
|
uint8_t type;
|
|
uint8_t length;
|
|
uint16_t handle;
|
|
uint8_t manufacturerStr;
|
|
uint8_t productStr;
|
|
uint8_t versionStr;
|
|
uint8_t serialStr;
|
|
uint8_t uuid[16];
|
|
uint8_t wakeupType;
|
|
uint8_t skuNumberStr;
|
|
uint8_t familyStr;
|
|
};
|
|
#pragma pack(pop)
|
|
|
|
DWORD smbDataSize;
|
|
RawSMBIOSData * smbData;
|
|
smbDataSize = GetSystemFirmwareTable(TABLE_SIG("RSMB"), 0, nullptr, 0);
|
|
smbData = (RawSMBIOSData*)new BYTE[smbDataSize];
|
|
if (!smbData)
|
|
{
|
|
DBGPRINT("out of memory");
|
|
return;
|
|
}
|
|
|
|
if (GetSystemFirmwareTable(TABLE_SIG("RSMB"), 0, smbData, smbDataSize)
|
|
!= smbDataSize)
|
|
{
|
|
DBGPRINT("Failed to read the RSMB table");
|
|
delete[] smbData;
|
|
return;
|
|
}
|
|
|
|
uint8_t * data = (uint8_t *)smbData->SMBIOSTableData;
|
|
uint8_t * end = (uint8_t *)smbData->SMBIOSTableData + smbData->Length;
|
|
char * strings[256] = {};
|
|
|
|
while (data != end)
|
|
{
|
|
if (data[0] == SMB_SST_SystemInformation)
|
|
{
|
|
SMBSystemInformation * info = (SMBSystemInformation *)smbParseData(&data, strings);
|
|
memcpy(&m_uuid, &info->uuid, 16);
|
|
|
|
REVERSE32(&m_uuid[0]);
|
|
REVERSE16(&m_uuid[0]);
|
|
REVERSE16(&m_uuid[2]);
|
|
REVERSE16(&m_uuid[4]);
|
|
REVERSE16(&m_uuid[6]);
|
|
break;
|
|
}
|
|
|
|
smbParseData(&data, strings);
|
|
}
|
|
|
|
delete[] smbData;
|
|
}
|
|
|
|
void CPlatformInfo::InitCPUInfo()
|
|
{
|
|
DWORD bufferSize = 0;
|
|
LSTATUS status = RegGetValueA(HKEY_LOCAL_MACHINE,
|
|
"HARDWARE\\DESCRIPTION\\SYSTEM\\CentralProcessor\\0",
|
|
"ProcessorNameString", RRF_RT_REG_SZ, nullptr, nullptr, &bufferSize);
|
|
if (status == ERROR_SUCCESS)
|
|
{
|
|
m_model.resize(bufferSize);
|
|
status = RegGetValueA(HKEY_LOCAL_MACHINE,
|
|
"HARDWARE\\DESCRIPTION\\SYSTEM\\CentralProcessor\\0",
|
|
"ProcessorNameString", RRF_RT_REG_SZ, nullptr, &m_model[0], &bufferSize);
|
|
|
|
if (status != ERROR_SUCCESS)
|
|
{
|
|
m_model = "Unknown";
|
|
DBGPRINT("Failed to read the CPU Model");
|
|
}
|
|
else
|
|
{
|
|
m_model.resize(bufferSize - 1); // remove the double null termination
|
|
m_model.erase(m_model.find_last_not_of(" \t\n\r\f\v") + 1);
|
|
}
|
|
}
|
|
|
|
DWORD cb = 0;
|
|
GetLogicalProcessorInformationEx(RelationAll, nullptr, &cb);
|
|
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER)
|
|
{
|
|
DBGPRINT("Failed to call GetLogicalProcessorInformationEx");
|
|
return;
|
|
}
|
|
|
|
BYTE * buffer = static_cast<BYTE *>(_malloca(cb));
|
|
if (!buffer)
|
|
{
|
|
DBGPRINT("Failed to allocate buffer for processor information");
|
|
return;
|
|
}
|
|
if (!GetLogicalProcessorInformationEx(RelationAll,
|
|
(PSYSTEM_LOGICAL_PROCESSOR_INFORMATION_EX)buffer, &cb))
|
|
{
|
|
DBGPRINT("Failed to call GetLogicalProcessorInformationEx");
|
|
_freea(buffer);
|
|
return;
|
|
}
|
|
|
|
DWORD offset = 0;
|
|
while (offset < cb)
|
|
{
|
|
PSYSTEM_LOGICAL_PROCESSOR_INFORMATION_EX lpi =
|
|
(PSYSTEM_LOGICAL_PROCESSOR_INFORMATION_EX)(buffer + offset);
|
|
switch (lpi->Relationship)
|
|
{
|
|
case RelationProcessorCore:
|
|
++m_cores;
|
|
|
|
for(int i = 0; i < lpi->Processor.GroupCount; ++i)
|
|
m_procs += (int)__popcnt64(lpi->Processor.GroupMask[i].Mask);
|
|
break;
|
|
|
|
case RelationProcessorPackage:
|
|
++m_sockets;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
offset += lpi->Size;
|
|
}
|
|
|
|
_freea(buffer);
|
|
} |