linux/fs/smb/server/mgmt/ksmbd_ida.h
Steve French 38c8a9a520 smb: move client and server files to common directory fs/smb
Move CIFS/SMB3 related client and server files (cifs.ko and ksmbd.ko
and helper modules) to new fs/smb subdirectory:

   fs/cifs --> fs/smb/client
   fs/ksmbd --> fs/smb/server
   fs/smbfs_common --> fs/smb/common

Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
2023-05-24 16:29:21 -05:00

35 lines
1.0 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2018 Samsung Electronics Co., Ltd.
*/
#ifndef __KSMBD_IDA_MANAGEMENT_H__
#define __KSMBD_IDA_MANAGEMENT_H__
#include <linux/slab.h>
#include <linux/idr.h>
/*
* 2.2.1.6.7 TID Generation
* The value 0xFFFF MUST NOT be used as a valid TID. All other
* possible values for TID, including zero (0x0000), are valid.
* The value 0xFFFF is used to specify all TIDs or no TID,
* depending upon the context in which it is used.
*/
int ksmbd_acquire_smb2_tid(struct ida *ida);
/*
* 2.2.1.6.8 UID Generation
* The value 0xFFFE was declared reserved in the LAN Manager 1.0
* documentation, so a value of 0xFFFE SHOULD NOT be used as a
* valid UID.<21> All other possible values for a UID, excluding
* zero (0x0000), are valid.
*/
int ksmbd_acquire_smb2_uid(struct ida *ida);
int ksmbd_acquire_async_msg_id(struct ida *ida);
int ksmbd_acquire_id(struct ida *ida);
void ksmbd_release_id(struct ida *ida, int id);
#endif /* __KSMBD_IDA_MANAGEMENT_H__ */