int CUtil::GetSystemPorts(CString *pNameList, CString *pPortList) { CRegKey RegKey; int nCount = 0; if(RegKey.Open(HKEY_LOCAL_MACHINE, "Hardware\\DeviceMap\\SerialComm") == ERROR_SUCCESS) { while(true) { char ValueName[_MAX_PATH]; unsigned char ValueData[_MAX_PATH]; DWORD nValueSize = _MAX_PATH; DWORD nDataSize = _MAX_PATH; DWORD nType; if(::RegEnumValue(HKEY(RegKey), nCount, ValueName, &nValueSize, NULL, &nType, ValueData, &nDataSize) == ERROR_NO_MORE_ITEMS) { break; } if(pNameList) pNameList[nCount] = ValueName; if(pPortList) pPortList[nCount] = ValueData; nCount++; } } return nCount; }