smbglob.h

 1/* SPDX-License-Identifier: LGPL-2.1 */
 2/*
 3 *
 4 *   Copyright (C) International Business Machines  Corp., 2002,2008
 5 *                 2018 Samsung Electronics Co., Ltd.
 6 *   Author(s): Steve French (sfrench@us.ibm.com)
 7 *              Jeremy Allison (jra@samba.org)
 8 *              Namjae Jeon (linkinjeon@kernel.org)
 9 *
10 */
11#ifndef _COMMON_SMB_GLOB_H
12#define _COMMON_SMB_GLOB_H
13
14struct smb_version_values {
15	char		*version_string;
16	__u16		protocol_id;
17	__le16		lock_cmd;
18	__u32		req_capabilities;
19	__u32		max_read_size;
20	__u32		max_write_size;
21	__u32		max_trans_size;
22	__u32		max_credits;
23	__u32		large_lock_type;
24	__u32		exclusive_lock_type;
25	__u32		shared_lock_type;
26	__u32		unlock_lock_type;
27	size_t		header_size;
28	size_t		max_header_size;
29	size_t		read_rsp_size;
30	unsigned int	cap_unix;
31	unsigned int	cap_nt_find;
32	unsigned int	cap_large_files;
33	unsigned int	cap_unicode;
34	__u16		signing_enabled;
35	__u16		signing_required;
36	size_t		create_lease_size;
37	size_t		create_durable_size;
38	size_t		create_durable_v2_size;
39	size_t		create_mxac_size;
40	size_t		create_disk_id_size;
41	size_t		create_posix_size;
42};
43
44static inline unsigned int get_rfc1002_len(void *buf)
45{
46	return be32_to_cpu(*((__be32 *)buf)) & 0xffffff;
47}
48
49static inline void inc_rfc1001_len(void *buf, int count)
50{
51	be32_add_cpu((__be32 *)buf, count);
52}
53
54#define SMB1_VERSION_STRING	"1.0"
55#define SMB20_VERSION_STRING    "2.0"
56#define SMB21_VERSION_STRING	"2.1"
57#define SMBDEFAULT_VERSION_STRING "default"
58#define SMB3ANY_VERSION_STRING "3"
59#define SMB30_VERSION_STRING	"3.0"
60#define SMB302_VERSION_STRING	"3.02"
61#define ALT_SMB302_VERSION_STRING "3.0.2"
62#define SMB311_VERSION_STRING	"3.1.1"
63#define ALT_SMB311_VERSION_STRING "3.11"
64
65#define CIFS_DEFAULT_IOSIZE (1024 * 1024)
66
67#define MAX_CIFS_SMALL_BUFFER_SIZE 448 /* big enough for most */
68
69#endif	/* _COMMON_SMB_GLOB_H */