BlackFeather'S Blog-获取设备管理器的信息 - VChttp://www.fenlog.com/post/110.htmlRainbowSoft Studio Z-Blog 2.2 Prism Build 140101zh-CNFri, 13 Feb 2015 12:11:43 +0800Re:获取设备管理器的信息 - VCbfhttp://www.fenlog.com/post/110.html#cmt4197Wed, 05 Jul 2017 19:29:20 +0800http://www.fenlog.com/post/110.html#cmt4197 if (SetupDiGetDeviceInstanceId(hDevInfo, &DeviceInfoData, DeviceInstanceId, DeviceInstanceIdSize, NULL))
{
// 从设备实例ID中提取VID和PID
TCHAR* pVidIndex = _tcsstr(DeviceInstanceId, TEXT("VID_"));
if (pVidIndex == NULL) continue;

TCHAR* pPidIndex = _tcsstr(pVidIndex + 4, TEXT("PID_"));
if (pPidIndex == NULL) continue;

USHORT VendorID = _tcstoul(pVidIndex + 4, NULL, 16);
USHORT ProductID = _tcstoul(pPidIndex + 4, NULL, 16);

// 剔除重复的VID和PID
if (!WDK_isExistVidPid( VendorID, ProductID, pVidPid, iTotal ))
{
pVidPid[iTotal].VendorID = VendorID;
pVidPid[iTotal].ProductID = ProductID;
if (++iTotal >= iCapacity) break;
}
} ]]>