// winioctl.h
// CTL_CODE(0x0056, 0x00e, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define IOCTL_VOLUME_GET_GPT_ATTRIBUTES 0x00560038
View the official Win32 API referenceNo description available.
Retrieves the attributes for a volume.
To perform this operation, call the DeviceIoControl function with the following parameters.
BOOL DeviceIoControl(
(HANDLE) hDevice, // handle to the volume device
IOCTL_VOLUME_GET_GPT_ATTRIBUTES, // dwIoControlCode
NULL, // lpInBuffer
0, // nInBufferSize
(LPVOID) lpOutBuffer, // output buffer
(DWORD) nOutBufferSize, // size of output buffer
(LPDWORD) lpBytesReturned, // number of bytes returned
(LPOVERLAPPED) lpOverlapped // OVERLAPPED structure
);
Irp->IoStatus.Status is set to STATUS_SUCCESS if the request is successful.
Otherwise, Status to the appropriate error condition as a NTSTATUS code.
For more information, see NTSTATUS Values.
In Windows 8 and Windows Server 2012, this code is supported by the following technologies.
| Technology | Supported |
|---|---|
| Server Message Block (SMB) 3.0 protocol | No |
| SMB 3.0 Transparent Failover (TFO) | No |
| SMB 3.0 with Scale-out File Shares (SO) | No |
| Cluster Shared Volume File System (CsvFS) | Yes |