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1 /*
2  *  linux/include/sunrpc/gss_err.h
3  *
4  *  Adapted from MIT Kerberos 5-1.2.1 include/gssapi/gssapi.h
5  *
6  *  Copyright (c) 2002 The Regents of the University of Michigan.
7  *  All rights reserved.
8  *
9  *  Andy Adamson   <andros@umich.edu>
10  */
11 
12 /*
13  * Copyright 1993 by OpenVision Technologies, Inc.
14  *
15  * Permission to use, copy, modify, distribute, and sell this software
16  * and its documentation for any purpose is hereby granted without fee,
17  * provided that the above copyright notice appears in all copies and
18  * that both that copyright notice and this permission notice appear in
19  * supporting documentation, and that the name of OpenVision not be used
20  * in advertising or publicity pertaining to distribution of the software
21  * without specific, written prior permission. OpenVision makes no
22  * representations about the suitability of this software for any
23  * purpose.  It is provided "as is" without express or implied warranty.
24  *
25  * OPENVISION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
26  * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
27  * EVENT SHALL OPENVISION BE LIABLE FOR ANY SPECIAL, INDIRECT OR
28  * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
29  * USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
30  * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
31  * PERFORMANCE OF THIS SOFTWARE.
32  */
33 
34 #ifndef _LINUX_SUNRPC_GSS_ERR_H
35 #define _LINUX_SUNRPC_GSS_ERR_H
36 
37 typedef unsigned int OM_uint32;
38 
39 /*
40  * Flag bits for context-level services.
41  */
42 #define GSS_C_DELEG_FLAG 1
43 #define GSS_C_MUTUAL_FLAG 2
44 #define GSS_C_REPLAY_FLAG 4
45 #define GSS_C_SEQUENCE_FLAG 8
46 #define GSS_C_CONF_FLAG 16
47 #define GSS_C_INTEG_FLAG 32
48 #define	GSS_C_ANON_FLAG 64
49 #define GSS_C_PROT_READY_FLAG 128
50 #define GSS_C_TRANS_FLAG 256
51 
52 /*
53  * Credential usage options
54  */
55 #define GSS_C_BOTH 0
56 #define GSS_C_INITIATE 1
57 #define GSS_C_ACCEPT 2
58 
59 /*
60  * Status code types for gss_display_status
61  */
62 #define GSS_C_GSS_CODE 1
63 #define GSS_C_MECH_CODE 2
64 
65 
66 /*
67  * Expiration time of 2^32-1 seconds means infinite lifetime for a
68  * credential or security context
69  */
70 #define GSS_C_INDEFINITE ((OM_uint32) 0xfffffffful)
71 
72 
73 /* Major status codes */
74 
75 #define GSS_S_COMPLETE 0
76 
77 /*
78  * Some "helper" definitions to make the status code macros obvious.
79  */
80 #define GSS_C_CALLING_ERROR_OFFSET 24
81 #define GSS_C_ROUTINE_ERROR_OFFSET 16
82 #define GSS_C_SUPPLEMENTARY_OFFSET 0
83 #define GSS_C_CALLING_ERROR_MASK ((OM_uint32) 0377ul)
84 #define GSS_C_ROUTINE_ERROR_MASK ((OM_uint32) 0377ul)
85 #define GSS_C_SUPPLEMENTARY_MASK ((OM_uint32) 0177777ul)
86 
87 /*
88  * The macros that test status codes for error conditions.  Note that the
89  * GSS_ERROR() macro has changed slightly from the V1 GSSAPI so that it now
90  * evaluates its argument only once.
91  */
92 #define GSS_CALLING_ERROR(x) \
93   ((x) & (GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET))
94 #define GSS_ROUTINE_ERROR(x) \
95   ((x) & (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET))
96 #define GSS_SUPPLEMENTARY_INFO(x) \
97   ((x) & (GSS_C_SUPPLEMENTARY_MASK << GSS_C_SUPPLEMENTARY_OFFSET))
98 #define GSS_ERROR(x) \
99   ((x) & ((GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET) | \
100 	  (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET)))
101 
102 /*
103  * Now the actual status code definitions
104  */
105 
106 /*
107  * Calling errors:
108  */
109 #define GSS_S_CALL_INACCESSIBLE_READ \
110                              (((OM_uint32) 1ul) << GSS_C_CALLING_ERROR_OFFSET)
111 #define GSS_S_CALL_INACCESSIBLE_WRITE \
112                              (((OM_uint32) 2ul) << GSS_C_CALLING_ERROR_OFFSET)
113 #define GSS_S_CALL_BAD_STRUCTURE \
114                              (((OM_uint32) 3ul) << GSS_C_CALLING_ERROR_OFFSET)
115 
116 /*
117  * Routine errors:
118  */
119 #define GSS_S_BAD_MECH (((OM_uint32) 1ul) << GSS_C_ROUTINE_ERROR_OFFSET)
120 #define GSS_S_BAD_NAME (((OM_uint32) 2ul) << GSS_C_ROUTINE_ERROR_OFFSET)
121 #define GSS_S_BAD_NAMETYPE (((OM_uint32) 3ul) << GSS_C_ROUTINE_ERROR_OFFSET)
122 #define GSS_S_BAD_BINDINGS (((OM_uint32) 4ul) << GSS_C_ROUTINE_ERROR_OFFSET)
123 #define GSS_S_BAD_STATUS (((OM_uint32) 5ul) << GSS_C_ROUTINE_ERROR_OFFSET)
124 #define GSS_S_BAD_SIG (((OM_uint32) 6ul) << GSS_C_ROUTINE_ERROR_OFFSET)
125 #define GSS_S_NO_CRED (((OM_uint32) 7ul) << GSS_C_ROUTINE_ERROR_OFFSET)
126 #define GSS_S_NO_CONTEXT (((OM_uint32) 8ul) << GSS_C_ROUTINE_ERROR_OFFSET)
127 #define GSS_S_DEFECTIVE_TOKEN (((OM_uint32) 9ul) << GSS_C_ROUTINE_ERROR_OFFSET)
128 #define GSS_S_DEFECTIVE_CREDENTIAL \
129      (((OM_uint32) 10ul) << GSS_C_ROUTINE_ERROR_OFFSET)
130 #define GSS_S_CREDENTIALS_EXPIRED \
131      (((OM_uint32) 11ul) << GSS_C_ROUTINE_ERROR_OFFSET)
132 #define GSS_S_CONTEXT_EXPIRED \
133      (((OM_uint32) 12ul) << GSS_C_ROUTINE_ERROR_OFFSET)
134 #define GSS_S_FAILURE (((OM_uint32) 13ul) << GSS_C_ROUTINE_ERROR_OFFSET)
135 #define GSS_S_BAD_QOP (((OM_uint32) 14ul) << GSS_C_ROUTINE_ERROR_OFFSET)
136 #define GSS_S_UNAUTHORIZED (((OM_uint32) 15ul) << GSS_C_ROUTINE_ERROR_OFFSET)
137 #define GSS_S_UNAVAILABLE (((OM_uint32) 16ul) << GSS_C_ROUTINE_ERROR_OFFSET)
138 #define GSS_S_DUPLICATE_ELEMENT \
139      (((OM_uint32) 17ul) << GSS_C_ROUTINE_ERROR_OFFSET)
140 #define GSS_S_NAME_NOT_MN \
141      (((OM_uint32) 18ul) << GSS_C_ROUTINE_ERROR_OFFSET)
142 
143 /*
144  * Supplementary info bits:
145  */
146 #define GSS_S_CONTINUE_NEEDED (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 0))
147 #define GSS_S_DUPLICATE_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 1))
148 #define GSS_S_OLD_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 2))
149 #define GSS_S_UNSEQ_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 3))
150 #define GSS_S_GAP_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 4))
151 
152 /* XXXX these are not part of the GSSAPI C bindings!  (but should be) */
153 
154 #define GSS_CALLING_ERROR_FIELD(x) \
155    (((x) >> GSS_C_CALLING_ERROR_OFFSET) & GSS_C_CALLING_ERROR_MASK)
156 #define GSS_ROUTINE_ERROR_FIELD(x) \
157    (((x) >> GSS_C_ROUTINE_ERROR_OFFSET) & GSS_C_ROUTINE_ERROR_MASK)
158 #define GSS_SUPPLEMENTARY_INFO_FIELD(x) \
159    (((x) >> GSS_C_SUPPLEMENTARY_OFFSET) & GSS_C_SUPPLEMENTARY_MASK)
160 
161 /* XXXX This is a necessary evil until the spec is fixed */
162 #define GSS_S_CRED_UNAVAIL GSS_S_FAILURE
163 
164 #endif /* __LINUX_SUNRPC_GSS_ERR_H */
165