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Sept/Oct 2019 Issue of The NT Insider available


Download PDF here: http://insider.osr.com/2019/ntinsider_2019_01.pdf

It’s a particularly BIG issue, too: 40 pages of technical goodness, ranging from WDF to Minifilters. Check it out.
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How to accord physical device to get usb device

Jehoshua_JJehoshua_J Member Posts: 5

i know some disk such as /??/physicalDevice1 is usb disk ,so i want buil urb request to get device self description to get PID and VID in urb.i try to use IOCTL_STORAGE_QUERY_PROPERTY irp to send disk but the response is wrong . the value is string not PID_XXXX VID_XXXX this format.so who can help me

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