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Win7: disk write - "access denied"

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Guimarães View Drop Down

Joined: 10 January 2018
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    Posted: 10 January 2018 at 12:23pm
I am coding a diskwipe for windows 7 and above but DeviceIoControl with FSCTL_DISMOUNT_VOLUME and
FSCTL_LOCK_VOLUME fails with error ERROR_ACCESS_DENIED. Why I can't write at hard disk sectors directly?

Edited by Guimarães - 10 January 2018 at 12:25pm
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