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_MAXNAMELEN 255
  66 #define SMB_MAXPATHLEN 1024
  67
  68 /*
  69  * Contains all relevant data on a SMB networked file.
  70  */
  71 struct smb_fattr {
  72
  73         __u16 attr;
  74
  75         unsigned long   f_ino;
  76         umode_t         f_mode;
  77         nlink_t         f_nlink;
  78         uid_t           f_uid;
  79         gid_t           f_gid;
  80         kdev_t          f_rdev;
  81         off_t           f_size;
  82         time_t          f_atime;
  83         time_t          f_mtime;
  84         time_t          f_ctime;
  85         unsigned long   f_blksize;
  86         unsigned long   f_blocks;
  87 };
  88
  89 struct smb_dirent {
  90         struct smb_fattr attr;
  91
  92         int f_pos;
  93         int len;
  94         __u8 name[SMB_MAXNAMELEN];
  95 };
  96
  97 enum smb_conn_state {
  98         CONN_VALID,             /* everything's fine */
  99         CONN_INVALID,           /* Something went wrong, but did not
 100                                    try to reconnect yet. */
 101         CONN_RETRIED            /* Tried a reconnection, but was refused */
 102 };
 103
 104 /*
 105  * The readdir cache size controls how many directory entries are cached.
 106  */
 107 #define SMB_READDIR_CACHE_SIZE        64
 108
 109 #define SMB_SUPER_MAGIC               0x517B
 110
 111 #define SMB_SERVER(inode)    (&(inode->i_sb->u.smbfs_sb))
 112 #define SMB_INOP(inode)      (&(inode->u.smbfs_i))
 113
 114 #define SMB_HEADER_LEN   37     /* includes everything up to, but not
 115                                  * including smb_bcc */
 116 #define SMB_DEF_MAX_XMIT 32768
 117 #define SMB_INITIAL_PACKET_SIZE 4000
 118
 119 /* Allocate max. 1 page */
 120 #define TRANS2_MAX_TRANSFER (4096-17)
 121
 122 #endif
 123 #endif