include/linux/sunrpc/gss_err.h at v2.6.13-rc3

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kernel / include / linux / sunrpc / gss_err.h
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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#ifdef __KERNEL__
 38
 39typedef unsigned int OM_uint32;
 40
 41/*
 42 * Flag bits for context-level services.
 43 */
 44#define GSS_C_DELEG_FLAG 1
 45#define GSS_C_MUTUAL_FLAG 2
 46#define GSS_C_REPLAY_FLAG 4
 47#define GSS_C_SEQUENCE_FLAG 8
 48#define GSS_C_CONF_FLAG 16
 49#define GSS_C_INTEG_FLAG 32
 50#define	GSS_C_ANON_FLAG 64
 51#define GSS_C_PROT_READY_FLAG 128
 52#define GSS_C_TRANS_FLAG 256
 53
 54/*
 55 * Credential usage options
 56 */
 57#define GSS_C_BOTH 0
 58#define GSS_C_INITIATE 1
 59#define GSS_C_ACCEPT 2
 60
 61/*
 62 * Status code types for gss_display_status
 63 */
 64#define GSS_C_GSS_CODE 1
 65#define GSS_C_MECH_CODE 2
 66
 67
 68/*
 69 * Define the default Quality of Protection for per-message services.  Note
 70 * that an implementation that offers multiple levels of QOP may either reserve
 71 * a value (for example zero, as assumed here) to mean "default protection", or
 72 * alternatively may simply equate GSS_C_QOP_DEFAULT to a specific explicit
 73 * QOP value.  However a value of 0 should always be interpreted by a GSSAPI
 74 * implementation as a request for the default protection level.
 75 */
 76#define GSS_C_QOP_DEFAULT 0
 77
 78/*
 79 * Expiration time of 2^32-1 seconds means infinite lifetime for a
 80 * credential or security context
 81 */
 82#define GSS_C_INDEFINITE ((OM_uint32) 0xfffffffful)
 83
 84
 85/* Major status codes */
 86
 87#define GSS_S_COMPLETE 0
 88
 89/*
 90 * Some "helper" definitions to make the status code macros obvious.
 91 */
 92#define GSS_C_CALLING_ERROR_OFFSET 24
 93#define GSS_C_ROUTINE_ERROR_OFFSET 16
 94#define GSS_C_SUPPLEMENTARY_OFFSET 0
 95#define GSS_C_CALLING_ERROR_MASK ((OM_uint32) 0377ul)
 96#define GSS_C_ROUTINE_ERROR_MASK ((OM_uint32) 0377ul)
 97#define GSS_C_SUPPLEMENTARY_MASK ((OM_uint32) 0177777ul)
 98
 99/*
100 * The macros that test status codes for error conditions.  Note that the
101 * GSS_ERROR() macro has changed slightly from the V1 GSSAPI so that it now
102 * evaluates its argument only once.
103 */
104#define GSS_CALLING_ERROR(x) \
105  ((x) & (GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET))
106#define GSS_ROUTINE_ERROR(x) \
107  ((x) & (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET))
108#define GSS_SUPPLEMENTARY_INFO(x) \
109  ((x) & (GSS_C_SUPPLEMENTARY_MASK << GSS_C_SUPPLEMENTARY_OFFSET))
110#define GSS_ERROR(x) \
111  ((x) & ((GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET) | \
112	  (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET)))
113
114/*
115 * Now the actual status code definitions
116 */
117
118/*
119 * Calling errors:
120 */
121#define GSS_S_CALL_INACCESSIBLE_READ \
122                             (((OM_uint32) 1ul) << GSS_C_CALLING_ERROR_OFFSET)
123#define GSS_S_CALL_INACCESSIBLE_WRITE \
124                             (((OM_uint32) 2ul) << GSS_C_CALLING_ERROR_OFFSET)
125#define GSS_S_CALL_BAD_STRUCTURE \
126                             (((OM_uint32) 3ul) << GSS_C_CALLING_ERROR_OFFSET)
127
128/*
129 * Routine errors:
130 */
131#define GSS_S_BAD_MECH (((OM_uint32) 1ul) << GSS_C_ROUTINE_ERROR_OFFSET)
132#define GSS_S_BAD_NAME (((OM_uint32) 2ul) << GSS_C_ROUTINE_ERROR_OFFSET)
133#define GSS_S_BAD_NAMETYPE (((OM_uint32) 3ul) << GSS_C_ROUTINE_ERROR_OFFSET)
134#define GSS_S_BAD_BINDINGS (((OM_uint32) 4ul) << GSS_C_ROUTINE_ERROR_OFFSET)
135#define GSS_S_BAD_STATUS (((OM_uint32) 5ul) << GSS_C_ROUTINE_ERROR_OFFSET)
136#define GSS_S_BAD_SIG (((OM_uint32) 6ul) << GSS_C_ROUTINE_ERROR_OFFSET)
137#define GSS_S_NO_CRED (((OM_uint32) 7ul) << GSS_C_ROUTINE_ERROR_OFFSET)
138#define GSS_S_NO_CONTEXT (((OM_uint32) 8ul) << GSS_C_ROUTINE_ERROR_OFFSET)
139#define GSS_S_DEFECTIVE_TOKEN (((OM_uint32) 9ul) << GSS_C_ROUTINE_ERROR_OFFSET)
140#define GSS_S_DEFECTIVE_CREDENTIAL \
141     (((OM_uint32) 10ul) << GSS_C_ROUTINE_ERROR_OFFSET)
142#define GSS_S_CREDENTIALS_EXPIRED \
143     (((OM_uint32) 11ul) << GSS_C_ROUTINE_ERROR_OFFSET)
144#define GSS_S_CONTEXT_EXPIRED \
145     (((OM_uint32) 12ul) << GSS_C_ROUTINE_ERROR_OFFSET)
146#define GSS_S_FAILURE (((OM_uint32) 13ul) << GSS_C_ROUTINE_ERROR_OFFSET)
147#define GSS_S_BAD_QOP (((OM_uint32) 14ul) << GSS_C_ROUTINE_ERROR_OFFSET)
148#define GSS_S_UNAUTHORIZED (((OM_uint32) 15ul) << GSS_C_ROUTINE_ERROR_OFFSET)
149#define GSS_S_UNAVAILABLE (((OM_uint32) 16ul) << GSS_C_ROUTINE_ERROR_OFFSET)
150#define GSS_S_DUPLICATE_ELEMENT \
151     (((OM_uint32) 17ul) << GSS_C_ROUTINE_ERROR_OFFSET)
152#define GSS_S_NAME_NOT_MN \
153     (((OM_uint32) 18ul) << GSS_C_ROUTINE_ERROR_OFFSET)
154
155/*
156 * Supplementary info bits:
157 */
158#define GSS_S_CONTINUE_NEEDED (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 0))
159#define GSS_S_DUPLICATE_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 1))
160#define GSS_S_OLD_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 2))
161#define GSS_S_UNSEQ_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 3))
162#define GSS_S_GAP_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 4))
163
164/* XXXX these are not part of the GSSAPI C bindings!  (but should be) */
165
166#define GSS_CALLING_ERROR_FIELD(x) \
167   (((x) >> GSS_C_CALLING_ERROR_OFFSET) & GSS_C_CALLING_ERROR_MASK)
168#define GSS_ROUTINE_ERROR_FIELD(x) \
169   (((x) >> GSS_C_ROUTINE_ERROR_OFFSET) & GSS_C_ROUTINE_ERROR_MASK)
170#define GSS_SUPPLEMENTARY_INFO_FIELD(x) \
171   (((x) >> GSS_C_SUPPLEMENTARY_OFFSET) & GSS_C_SUPPLEMENTARY_MASK)
172
173/* XXXX This is a necessary evil until the spec is fixed */
174#define GSS_S_CRED_UNAVAIL GSS_S_FAILURE
175
176#endif /* __KERNEL__ */
177#endif /* __LINUX_SUNRPC_GSS_ERR_H */
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