IOCTL_SMARTCARD_EJECT - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// winsmcrd.h

// CTL_CODE(0x0031, 0x006, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_SMARTCARD_EJECT 0x00310018
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ni-winsmcrd-ioctl_smartcard_eject)

IOCTL_SMARTCARD_EJECT IOCTL

Description

The IOCTL_SMARTCARD_EJECT request ejects the currently inserted smart card from the smart card reader.

Parameters

Major code

Input buffer

None

Input buffer length

Output buffer

None

Output buffer length

Input/output buffer

Input/output buffer length

Status block

Irp->IoStatus.Status is set to STATUS_SUCCESS if the request is successful. Possible error codes are:

Return Code Description
STATUS_NO_MEDIA No smart card is in the reader.
STATUS_NOT_SUPPORTED Reader does not support smart card eject.
STATUS_IO_TIMEOUT Operation timed out.

View the official Windows Driver Kit DDI reference

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