/* * fs/cifs/cifs_ioctl.h * * Structure definitions for io control for cifs/smb3 * * Copyright (c) 2015 Steve French <steve.french@primarydata.com> * * This library is free software; you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published * by the Free Software Foundation; either version 2.1 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See * the GNU Lesser General Public License for more details. * */ struct smb_mnt_fs_info { __u32 version; /* 0001 */ __u16 protocol_id; __u16 tcon_flags; __u32 vol_serial_number; __u32 vol_create_time; __u32 share_caps; __u32 share_flags; __u32 sector_flags; __u32 optimal_sector_size; __u32 max_bytes_chunk; __u32 fs_attributes; __u32 max_path_component; __u32 device_type; __u32 device_characteristics; __u32 maximal_access; __u64 cifs_posix_caps; } __packed; struct smb_snapshot_array { __u32 number_of_snapshots; __u32 number_of_snapshots_returned; __u32 snapshot_array_size; /* snapshots[]; */ } __packed; #define CIFS_IOCTL_MAGIC 0xCF #define CIFS_IOC_COPYCHUNK_FILE _IOW(CIFS_IOCTL_MAGIC, 3, int) #define CIFS_IOC_SET_INTEGRITY _IO(CIFS_IOCTL_MAGIC, 4) #define CIFS_IOC_GET_MNT_INFO _IOR(CIFS_IOCTL_MAGIC, 5, struct smb_mnt_fs_info) #define CIFS_ENUMERATE_SNAPSHOTS _IOR(CIFS_IOCTL_MAGIC, 6, struct smb_snapshot_array)