/* XMRig
* Copyright (c) 2002-2006 Hugo Weber
* Copyright (c) 2018-2021 SChernykh
* Copyright (c) 2016-2021 XMRig ,
*
* 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 .
*/
#include "hw/dmi/DmiReader.h"
#include "hw/dmi/DmiTools.h"
#include
namespace xmrig {
/*
* Struct needed to get the SMBIOS table using GetSystemFirmwareTable API.
*/
struct RawSMBIOSData {
uint8_t Used20CallingMethod;
uint8_t SMBIOSMajorVersion;
uint8_t SMBIOSMinorVersion;
uint8_t DmiRevision;
uint32_t Length;
uint8_t SMBIOSTableData[];
};
} // namespace xmrig
bool xmrig::DmiReader::read()
{
const uint32_t size = GetSystemFirmwareTable('RSMB', 0, nullptr, 0);
auto smb = reinterpret_cast(HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size));
if (!smb) {
return false;
}
if (GetSystemFirmwareTable('RSMB', 0, smb, size) != size) {
HeapFree(GetProcessHeap(), 0, smb);
return false;
}
m_version = (smb->SMBIOSMajorVersion << 16) + (smb->SMBIOSMinorVersion << 8) + smb->DmiRevision;
m_size = smb->Length;
return decode(smb->SMBIOSTableData, [smb]() {
HeapFree(GetProcessHeap(), 0, smb);
});
}