Namjae Jeon | e2f3448 | 2021-03-16 10:49:09 +0900 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 2 | /* |
| 3 | * Copyright (C) 2018 Samsung Electronics Co., Ltd. |
| 4 | */ |
| 5 | |
| 6 | #ifndef __KSMBD_IDA_MANAGEMENT_H__ |
| 7 | #define __KSMBD_IDA_MANAGEMENT_H__ |
| 8 | |
| 9 | #include <linux/slab.h> |
| 10 | #include <linux/idr.h> |
| 11 | |
Namjae Jeon | e2f3448 | 2021-03-16 10:49:09 +0900 | [diff] [blame] | 12 | /* |
| 13 | * 2.2.1.6.7 TID Generation |
| 14 | * The value 0xFFFF MUST NOT be used as a valid TID. All other |
| 15 | * possible values for TID, including zero (0x0000), are valid. |
| 16 | * The value 0xFFFF is used to specify all TIDs or no TID, |
| 17 | * depending upon the context in which it is used. |
| 18 | */ |
Namjae Jeon | d40012a | 2021-04-13 13:06:30 +0900 | [diff] [blame] | 19 | int ksmbd_acquire_smb2_tid(struct ida *ida); |
Namjae Jeon | e2f3448 | 2021-03-16 10:49:09 +0900 | [diff] [blame] | 20 | |
| 21 | /* |
| 22 | * 2.2.1.6.8 UID Generation |
| 23 | * The value 0xFFFE was declared reserved in the LAN Manager 1.0 |
| 24 | * documentation, so a value of 0xFFFE SHOULD NOT be used as a |
| 25 | * valid UID.<21> All other possible values for a UID, excluding |
| 26 | * zero (0x0000), are valid. |
| 27 | */ |
Namjae Jeon | d40012a | 2021-04-13 13:06:30 +0900 | [diff] [blame] | 28 | int ksmbd_acquire_smb2_uid(struct ida *ida); |
| 29 | int ksmbd_acquire_async_msg_id(struct ida *ida); |
Namjae Jeon | e2f3448 | 2021-03-16 10:49:09 +0900 | [diff] [blame] | 30 | |
Namjae Jeon | d40012a | 2021-04-13 13:06:30 +0900 | [diff] [blame] | 31 | int ksmbd_acquire_id(struct ida *ida); |
Namjae Jeon | e2f3448 | 2021-03-16 10:49:09 +0900 | [diff] [blame] | 32 | |
Namjae Jeon | d40012a | 2021-04-13 13:06:30 +0900 | [diff] [blame] | 33 | void ksmbd_release_id(struct ida *ida, int id); |
Namjae Jeon | e2f3448 | 2021-03-16 10:49:09 +0900 | [diff] [blame] | 34 | #endif /* __KSMBD_IDA_MANAGEMENT_H__ */ |