Function Ext2QueryDrvVersion

Ext2Mgr/enumDisk.cpp:2656–2701

}

INT
Ext2QueryDrvVersion(
    CHAR *      Version,
    CHAR *      Date,
    CHAR *      Time
    )
{
    EXT2_VOLUME_PROPERTY_VERSION EVPV;
    NT::NTSTATUS                 status;
    HANDLE                       handle = NULL;
    NT::IO_STATUS_BLOCK          iosb;
    INT                          rc = 0;

    memset(&EVPV, 0, sizeof(EXT2_VOLUME_PROPERTY_VERSION));
    EVPV.Magic = EXT2_VOLUME_PROPERTY_MAGIC;
    EVPV.Command = APP_CMD_QUERY_VERSION;
    EVPV.Flags |= EXT2_FLAG_VP_SET_GLOBAL;

    status = Ext2Open("\\DosDevices\\Ext2Fsd", 
                      &handle, EXT2_DESIRED_ACCESS);
    if (!NT_SUCCESS(status)) {
        rc = -1;
        goto errorout;
    }

    status = NT::ZwDeviceIoControlFile(
                handle, NULL, NULL, NULL, &iosb,
                IOCTL_APP_VOLUME_PROPERTY,
                &EVPV, sizeof(EXT2_VOLUME_PROPERTY_VERSION),
                &EVPV, sizeof(EXT2_VOLUME_PROPERTY_VERSION)
            );

    if (NT_SUCCESS(status)) {
        strncpy(Version,  EVPV.Version, 0x1B);
        strncpy(Date,     EVPV.Date,    0x1F);
        strncpy(Time,     EVPV.Time,    0x1F);
    }

    rc = NT_SUCCESS(status);

errorout:

    Ext2Close(&handle);

    return rc;
}

BOOL
Ext2SetGlobalProperty (