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