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CHANGER_READ_ELEMENT_STATUS structure (winioctl.h)

  • Article

Contains information that the IOCTL_CHANGER_GET_ELEMENT_STATUS control code needs to determine the elements whose status is to be retrieved.

Syntax

typedef struct _CHANGER_READ_ELEMENT_STATUS {
  CHANGER_ELEMENT_LIST ElementList;
  BOOLEAN              VolumeTagInfo;
} CHANGER_READ_ELEMENT_STATUS, *PCHANGER_READ_ELEMENT_STATUS;

Members

ElementList

A CHANGER_ELEMENT_LIST structure that contains an array of structures that represents the range of elements for which information is to be retrieved. The ElementType member of each structure can be one of the following values: ChangerDrive, ChangerSlot, ChangerTransport, ChangerIEPort, or AllElements.

VolumeTagInfo

If this member is TRUE, volume tag information is to be retrieved. Otherwise, no volume information is retrieved. A volume tag can be a bar code or an application-defined value. This member is valid only if the Features0 member of the GET_CHANGER_PARAMETERS structure is CHANGER_BAR_CODE_SCANNER_INSTALLED or CHANGER_VOLUME_IDENTIFICATION.

Requirements

Requirement Value
Minimum supported client Windows XP
Minimum supported server Windows Server 2003
Header winioctl.h (include Windows.h)

See also

CHANGER_ELEMENT_LIST

IOCTL_CHANGER_GET_ELEMENT_STATUS