aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/staging/lustre/lustre/ptlrpc/gss/gss_err.h
blob: 13425796fa33000c3f89c71ce3eb982039622065 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
/*
 * Modifications for Lustre
 *
 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
 *
 * Author: Eric Mei <ericm@clusterfs.com>
 */

/*
 *  Adapted from MIT Kerberos 5-1.2.1 include/gssapi/gssapi.h
 *
 *  Copyright (c) 2002 The Regents of the University of Michigan.
 *  All rights reserved.
 *
 *  Andy Adamson   <andros@umich.edu>
 */

/*
 * Copyright 1993 by OpenVision Technologies, Inc.
 *
 * Permission to use, copy, modify, distribute, and sell this software
 * and its documentation for any purpose is hereby granted without fee,
 * provided that the above copyright notice appears in all copies and
 * that both that copyright notice and this permission notice appear in
 * supporting documentation, and that the name of OpenVision not be used
 * in advertising or publicity pertaining to distribution of the software
 * without specific, written prior permission. OpenVision makes no
 * representations about the suitability of this software for any
 * purpose.  It is provided "as is" without express or implied warranty.
 *
 * OPENVISION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
 * EVENT SHALL OPENVISION BE LIABLE FOR ANY SPECIAL, INDIRECT OR
 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
 * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef __PTLRPC_GSS_GSS_ERR_H_
#define __PTLRPC_GSS_GSS_ERR_H_

typedef unsigned int OM_uint32;

/*
 * Flag bits for context-level services.
 */
#define GSS_C_DELEG_FLAG	(1)
#define GSS_C_MUTUAL_FLAG       (2)
#define GSS_C_REPLAY_FLAG       (4)
#define GSS_C_SEQUENCE_FLAG     (8)
#define GSS_C_CONF_FLAG	 (16)
#define GSS_C_INTEG_FLAG	(32)
#define GSS_C_ANON_FLAG	 (64)
#define GSS_C_PROT_READY_FLAG   (128)
#define GSS_C_TRANS_FLAG	(256)

/*
 * Credential usage options
 */
#define GSS_C_BOTH	      (0)
#define GSS_C_INITIATE	  (1)
#define GSS_C_ACCEPT	    (2)

/*
 * Status code types for gss_display_status
 */
#define GSS_C_GSS_CODE	  (1)
#define GSS_C_MECH_CODE	 (2)


/*
 * Define the default Quality of Protection for per-message services.  Note
 * that an implementation that offers multiple levels of QOP may either reserve
 * a value (for example zero, as assumed here) to mean "default protection", or
 * alternatively may simply equate GSS_C_QOP_DEFAULT to a specific explicit
 * QOP value.  However a value of 0 should always be interpreted by a GSSAPI
 * implementation as a request for the default protection level.
 */
#define GSS_C_QOP_DEFAULT       (0)

/*
 * Expiration time of 2^32-1 seconds means infinite lifetime for a
 * credential or security context
 */
#define GSS_C_INDEFINITE	((OM_uint32) 0xfffffffful)


/* Major status codes */

#define GSS_S_COMPLETE	  (0)

/*
 * Some "helper" definitions to make the status code macros obvious.
 */
#define GSS_C_CALLING_ERROR_OFFSET      (24)
#define GSS_C_ROUTINE_ERROR_OFFSET      (16)
#define GSS_C_SUPPLEMENTARY_OFFSET      (0)
#define GSS_C_CALLING_ERROR_MASK	((OM_uint32) 0377ul)
#define GSS_C_ROUTINE_ERROR_MASK	((OM_uint32) 0377ul)
#define GSS_C_SUPPLEMENTARY_MASK	((OM_uint32) 0177777ul)

/*
 * The macros that test status codes for error conditions.  Note that the
 * GSS_ERROR() macro has changed slightly from the V1 GSSAPI so that it now
 * evaluates its argument only once.
 */
#define GSS_CALLING_ERROR(x) \
  ((x) & (GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET))
#define GSS_ROUTINE_ERROR(x) \
  ((x) & (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET))
#define GSS_SUPPLEMENTARY_INFO(x) \
  ((x) & (GSS_C_SUPPLEMENTARY_MASK << GSS_C_SUPPLEMENTARY_OFFSET))
#define GSS_ERROR(x) \
  ((x) & ((GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET) | \
	  (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET)))

/*
 * Now the actual status code definitions
 */

/*
 * Calling errors:
 */
#define GSS_S_CALL_INACCESSIBLE_READ \
	(((OM_uint32) 1ul) << GSS_C_CALLING_ERROR_OFFSET)
#define GSS_S_CALL_INACCESSIBLE_WRITE \
	(((OM_uint32) 2ul) << GSS_C_CALLING_ERROR_OFFSET)
#define GSS_S_CALL_BAD_STRUCTURE \
	(((OM_uint32) 3ul) << GSS_C_CALLING_ERROR_OFFSET)

/*
 * Routine errors:
 */
#define GSS_S_BAD_MECH \
	(((OM_uint32) 1ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_NAME \
	(((OM_uint32) 2ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_NAMETYPE \
	(((OM_uint32) 3ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_BINDINGS \
	(((OM_uint32) 4ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_STATUS \
	(((OM_uint32) 5ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_SIG \
	(((OM_uint32) 6ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_NO_CRED \
	(((OM_uint32) 7ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_NO_CONTEXT \
	(((OM_uint32) 8ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_DEFECTIVE_TOKEN \
	(((OM_uint32) 9ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_DEFECTIVE_CREDENTIAL \
	(((OM_uint32) 10ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_CREDENTIALS_EXPIRED \
	(((OM_uint32) 11ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_CONTEXT_EXPIRED \
	(((OM_uint32) 12ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_FAILURE \
	(((OM_uint32) 13ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_QOP \
	(((OM_uint32) 14ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_UNAUTHORIZED \
	(((OM_uint32) 15ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_UNAVAILABLE \
	(((OM_uint32) 16ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_DUPLICATE_ELEMENT \
	(((OM_uint32) 17ul) << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_NAME_NOT_MN \
	(((OM_uint32) 18ul) << GSS_C_ROUTINE_ERROR_OFFSET)

/*
 * Supplementary info bits:
 */
#define GSS_S_CONTINUE_NEEDED   (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 0))
#define GSS_S_DUPLICATE_TOKEN   (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 1))
#define GSS_S_OLD_TOKEN	 (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 2))
#define GSS_S_UNSEQ_TOKEN       (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 3))
#define GSS_S_GAP_TOKEN	 (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 4))

/* XXXX these are not part of the GSSAPI C bindings!  (but should be) */

#define GSS_CALLING_ERROR_FIELD(x) \
	(((x) >> GSS_C_CALLING_ERROR_OFFSET) & GSS_C_CALLING_ERROR_MASK)
#define GSS_ROUTINE_ERROR_FIELD(x) \
	(((x) >> GSS_C_ROUTINE_ERROR_OFFSET) & GSS_C_ROUTINE_ERROR_MASK)
#define GSS_SUPPLEMENTARY_INFO_FIELD(x) \
	(((x) >> GSS_C_SUPPLEMENTARY_OFFSET) & GSS_C_SUPPLEMENTARY_MASK)

/* XXXX This is a necessary evil until the spec is fixed */
#define GSS_S_CRED_UNAVAIL GSS_S_FAILURE

#endif /* __PTLRPC_GSS_GSS_ERR_H_ */