xref: /OK3568_Linux_fs/kernel/fs/cifs/smb2glob.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  *   fs/cifs/smb2glob.h
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  *   Definitions for various global variables and structures
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  *   Copyright (C) International Business Machines  Corp., 2002, 2011
7*4882a593Smuzhiyun  *                 Etersoft, 2012
8*4882a593Smuzhiyun  *   Author(s): Steve French (sfrench@us.ibm.com)
9*4882a593Smuzhiyun  *              Jeremy Allison (jra@samba.org)
10*4882a593Smuzhiyun  *              Pavel Shilovsky (pshilovsky@samba.org) 2012
11*4882a593Smuzhiyun  *
12*4882a593Smuzhiyun  *   This library is free software; you can redistribute it and/or modify
13*4882a593Smuzhiyun  *   it under the terms of the GNU Lesser General Public License as published
14*4882a593Smuzhiyun  *   by the Free Software Foundation; either version 2.1 of the License, or
15*4882a593Smuzhiyun  *   (at your option) any later version.
16*4882a593Smuzhiyun  *
17*4882a593Smuzhiyun  *   This library is distributed in the hope that it will be useful,
18*4882a593Smuzhiyun  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
19*4882a593Smuzhiyun  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
20*4882a593Smuzhiyun  *   the GNU Lesser General Public License for more details.
21*4882a593Smuzhiyun  *
22*4882a593Smuzhiyun  */
23*4882a593Smuzhiyun #ifndef _SMB2_GLOB_H
24*4882a593Smuzhiyun #define _SMB2_GLOB_H
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun #define SMB2_MAGIC_NUMBER 0xFE534D42
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun /*
29*4882a593Smuzhiyun  *****************************************************************
30*4882a593Smuzhiyun  * Constants go here
31*4882a593Smuzhiyun  *****************************************************************
32*4882a593Smuzhiyun  */
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun /*
35*4882a593Smuzhiyun  * Identifiers for functions that use the open, operation, close pattern
36*4882a593Smuzhiyun  * in smb2inode.c:smb2_compound_op()
37*4882a593Smuzhiyun  */
38*4882a593Smuzhiyun #define SMB2_OP_SET_DELETE 1
39*4882a593Smuzhiyun #define SMB2_OP_SET_INFO 2
40*4882a593Smuzhiyun #define SMB2_OP_QUERY_INFO 3
41*4882a593Smuzhiyun #define SMB2_OP_QUERY_DIR 4
42*4882a593Smuzhiyun #define SMB2_OP_MKDIR 5
43*4882a593Smuzhiyun #define SMB2_OP_RENAME 6
44*4882a593Smuzhiyun #define SMB2_OP_DELETE 7
45*4882a593Smuzhiyun #define SMB2_OP_HARDLINK 8
46*4882a593Smuzhiyun #define SMB2_OP_SET_EOF 9
47*4882a593Smuzhiyun #define SMB2_OP_RMDIR 10
48*4882a593Smuzhiyun #define SMB2_OP_POSIX_QUERY_INFO 11
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun /* Used when constructing chained read requests. */
51*4882a593Smuzhiyun #define CHAINED_REQUEST 1
52*4882a593Smuzhiyun #define START_OF_CHAIN 2
53*4882a593Smuzhiyun #define END_OF_CHAIN 4
54*4882a593Smuzhiyun #define RELATED_REQUEST 8
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun #define SMB2_SIGNATURE_SIZE (16)
57*4882a593Smuzhiyun #define SMB2_NTLMV2_SESSKEY_SIZE (16)
58*4882a593Smuzhiyun #define SMB2_HMACSHA256_SIZE (32)
59*4882a593Smuzhiyun #define SMB2_CMACAES_SIZE (16)
60*4882a593Smuzhiyun #define SMB3_SIGNKEY_SIZE (16)
61*4882a593Smuzhiyun #define SMB3_GCM128_CRYPTKEY_SIZE (16)
62*4882a593Smuzhiyun #define SMB3_GCM256_CRYPTKEY_SIZE (32)
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun /* Maximum buffer size value we can send with 1 credit */
65*4882a593Smuzhiyun #define SMB2_MAX_BUFFER_SIZE 65536
66*4882a593Smuzhiyun 
67*4882a593Smuzhiyun #endif	/* _SMB2_GLOB_H */
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