1 /*
2 * smb.h
3 *
4 * Copyright (C) 1995, 1996 by Paal-Kr. Engstad and Volker Lendecke
5 * Copyright (C) 1997 by Volker Lendecke
6 *
7 */
8
9 #ifndef _LINUX_SMB_H
10 #define _LINUX_SMB_H
11
12 #include <linux/types.h>
13
14 enum smb_protocol {
15 SMB_PROTOCOL_NONE,
16 SMB_PROTOCOL_CORE,
17 SMB_PROTOCOL_COREPLUS,
18 SMB_PROTOCOL_LANMAN1,
19 SMB_PROTOCOL_LANMAN2,
20 SMB_PROTOCOL_NT1
21 };
22
23 enum smb_case_hndl {
24 SMB_CASE_DEFAULT,
25 SMB_CASE_LOWER,
26 SMB_CASE_UPPER
27 };
28
29 struct smb_dskattr {
30 __u16 total;
31 __u16 allocblocks;
32 __u16 blocksize;
33 __u16 free;
34 };
35
36 struct smb_conn_opt {
37
38 /* The socket */
39 unsigned int fd;
40
41 enum smb_protocol protocol;
42 enum smb_case_hndl case_handling;
43
44 /* Connection-Options */
45
46 __u32 max_xmit;
47 __u16 server_uid;
48 __u16 tid;
49
50 /* The following are LANMAN 1.0 options */
51 __u16 secmode;
52 __u16 maxmux;
53 __u16 maxvcs;
54 __u16 rawmode;
55 __u32 sesskey;
56
57 /* The following are NT LM 0.12 options */
58 __u32 maxraw;
59 __u32 capabilities;
60 __s16 serverzone;
61 };
62
63 #ifdef __KERNEL__
64
65 #define SMB_NLS_MAXNAMELEN 20
66 struct smb_nls_codepage {
67 char local_name[SMB_NLS_MAXNAMELEN];
68 char remote_name[SMB_NLS_MAXNAMELEN];
69 };
70
71
72 #define SMB_MAXNAMELEN 255
73 #define SMB_MAXPATHLEN 1024
74
75 /*
76 * Contains all relevant data on a SMB networked file.
77 */
78 struct smb_fattr {
79
80 __u16 attr;
81
82 unsigned long f_ino;
83 umode_t f_mode;
84 nlink_t f_nlink;
85 uid_t f_uid;
86 gid_t f_gid;
87 kdev_t f_rdev;
88 off_t f_size;
89 time_t f_atime;
90 time_t f_mtime;
91 time_t f_ctime;
92 unsigned long f_blksize;
93 unsigned long f_blocks;
94 };
95
96 struct smb_dirent {
97 struct smb_fattr attr;
98
99 int f_pos;
100 int len;
101 __u8 name[SMB_MAXNAMELEN];
102 };
103
104 enum smb_conn_state {
105 CONN_VALID, /* everything's fine */
106 CONN_INVALID, /* Something went wrong, but did not
107 try to reconnect yet. */
108 CONN_RETRIED /* Tried a reconnection, but was refused */
109 };
110
111 /*
112 * The readdir cache size controls how many directory entries are cached.
113 */
114 #define SMB_READDIR_CACHE_SIZE 64
115
116 #define SMB_SUPER_MAGIC 0x517B
117
118 #define SMB_SERVER(inode) (&(inode->i_sb->u.smbfs_sb))
119 #define SMB_INOP(inode) (&(inode->u.smbfs_i))
120
121 #define SMB_HEADER_LEN 37 /* includes everything up to, but not
122 * including smb_bcc */
123 #define SMB_DEF_MAX_XMIT 32768
124 #define SMB_INITIAL_PACKET_SIZE 4000
125
126 /* Allocate max. 1 page */
127 #define TRANS2_MAX_TRANSFER (4096-17)
128
129 #endif
130 #endif
131
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