include/linux/smb.h

   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         __u16 attr;
  80
  81         unsigned long   f_ino;
  82         umode_t         f_mode;
  83         nlink_t         f_nlink;
  84         uid_t           f_uid;
  85         gid_t           f_gid;
  86         dev_t           f_rdev;
  87         loff_t          f_size;
  88         struct timespec f_atime;
  89         struct timespec f_mtime;
  90         struct timespec f_ctime;
  91         unsigned long   f_blksize;
  92         unsigned long   f_blocks;
  93         int             f_unix;
  94 };
  95
  96 enum smb_conn_state {
  97         CONN_VALID,             /* everything's fine */
  98         CONN_INVALID,           /* Something went wrong, but did not
  99                                    try to reconnect yet. */
 100         CONN_RETRIED,           /* Tried a reconnection, but was refused */
 101         CONN_RETRYING           /* Currently trying to reconnect */
 102 };
 103
 104 #define SMB_SUPER_MAGIC               0x517B
 105
 106 #define SMB_HEADER_LEN   37     /* includes everything up to, but not
 107                                  * including smb_bcc */
 108
 109 #define SMB_INITIAL_PACKET_SIZE         4000
 110 #define SMB_MAX_PACKET_SIZE             32768
 111
 112 /* reserve this much space for trans2 parameters. Shouldn't have to be more
 113    than 10 or so, but OS/2 seems happier like this. */
 114 #define SMB_TRANS2_MAX_PARAM 64
 115
 116 #endif
 117 #endif