Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]
  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 
 39 typedef 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  * Expiration time of 2^32-1 seconds means infinite lifetime for a
 70  * credential or security context
 71  */
 72 #define GSS_C_INDEFINITE ((OM_uint32) 0xfffffffful)
 73 
 74 
 75 /* Major status codes */
 76 
 77 #define GSS_S_COMPLETE 0
 78 
 79 /*
 80  * Some "helper" definitions to make the status code macros obvious.
 81  */
 82 #define GSS_C_CALLING_ERROR_OFFSET 24
 83 #define GSS_C_ROUTINE_ERROR_OFFSET 16
 84 #define GSS_C_SUPPLEMENTARY_OFFSET 0
 85 #define GSS_C_CALLING_ERROR_MASK ((OM_uint32) 0377ul)
 86 #define GSS_C_ROUTINE_ERROR_MASK ((OM_uint32) 0377ul)
 87 #define GSS_C_SUPPLEMENTARY_MASK ((OM_uint32) 0177777ul)
 88 
 89 /*
 90  * The macros that test status codes for error conditions.  Note that the
 91  * GSS_ERROR() macro has changed slightly from the V1 GSSAPI so that it now
 92  * evaluates its argument only once.
 93  */
 94 #define GSS_CALLING_ERROR(x) \
 95   ((x) & (GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET))
 96 #define GSS_ROUTINE_ERROR(x) \
 97   ((x) & (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET))
 98 #define GSS_SUPPLEMENTARY_INFO(x) \
 99   ((x) & (GSS_C_SUPPLEMENTARY_MASK << GSS_C_SUPPLEMENTARY_OFFSET))
100 #define GSS_ERROR(x) \
101   ((x) & ((GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET) | \
102           (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET)))
103 
104 /*
105  * Now the actual status code definitions
106  */
107 
108 /*
109  * Calling errors:
110  */
111 #define GSS_S_CALL_INACCESSIBLE_READ \
112                              (((OM_uint32) 1ul) << GSS_C_CALLING_ERROR_OFFSET)
113 #define GSS_S_CALL_INACCESSIBLE_WRITE \
114                              (((OM_uint32) 2ul) << GSS_C_CALLING_ERROR_OFFSET)
115 #define GSS_S_CALL_BAD_STRUCTURE \
116                              (((OM_uint32) 3ul) << GSS_C_CALLING_ERROR_OFFSET)
117 
118 /*
119  * Routine errors:
120  */
121 #define GSS_S_BAD_MECH (((OM_uint32) 1ul) << GSS_C_ROUTINE_ERROR_OFFSET)
122 #define GSS_S_BAD_NAME (((OM_uint32) 2ul) << GSS_C_ROUTINE_ERROR_OFFSET)
123 #define GSS_S_BAD_NAMETYPE (((OM_uint32) 3ul) << GSS_C_ROUTINE_ERROR_OFFSET)
124 #define GSS_S_BAD_BINDINGS (((OM_uint32) 4ul) << GSS_C_ROUTINE_ERROR_OFFSET)
125 #define GSS_S_BAD_STATUS (((OM_uint32) 5ul) << GSS_C_ROUTINE_ERROR_OFFSET)
126 #define GSS_S_BAD_SIG (((OM_uint32) 6ul) << GSS_C_ROUTINE_ERROR_OFFSET)
127 #define GSS_S_NO_CRED (((OM_uint32) 7ul) << GSS_C_ROUTINE_ERROR_OFFSET)
128 #define GSS_S_NO_CONTEXT (((OM_uint32) 8ul) << GSS_C_ROUTINE_ERROR_OFFSET)
129 #define GSS_S_DEFECTIVE_TOKEN (((OM_uint32) 9ul) << GSS_C_ROUTINE_ERROR_OFFSET)
130 #define GSS_S_DEFECTIVE_CREDENTIAL \
131      (((OM_uint32) 10ul) << GSS_C_ROUTINE_ERROR_OFFSET)
132 #define GSS_S_CREDENTIALS_EXPIRED \
133      (((OM_uint32) 11ul) << GSS_C_ROUTINE_ERROR_OFFSET)
134 #define GSS_S_CONTEXT_EXPIRED \
135      (((OM_uint32) 12ul) << GSS_C_ROUTINE_ERROR_OFFSET)
136 #define GSS_S_FAILURE (((OM_uint32) 13ul) << GSS_C_ROUTINE_ERROR_OFFSET)
137 #define GSS_S_BAD_QOP (((OM_uint32) 14ul) << GSS_C_ROUTINE_ERROR_OFFSET)
138 #define GSS_S_UNAUTHORIZED (((OM_uint32) 15ul) << GSS_C_ROUTINE_ERROR_OFFSET)
139 #define GSS_S_UNAVAILABLE (((OM_uint32) 16ul) << GSS_C_ROUTINE_ERROR_OFFSET)
140 #define GSS_S_DUPLICATE_ELEMENT \
141      (((OM_uint32) 17ul) << GSS_C_ROUTINE_ERROR_OFFSET)
142 #define GSS_S_NAME_NOT_MN \
143      (((OM_uint32) 18ul) << GSS_C_ROUTINE_ERROR_OFFSET)
144 
145 /*
146  * Supplementary info bits:
147  */
148 #define GSS_S_CONTINUE_NEEDED (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 0))
149 #define GSS_S_DUPLICATE_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 1))
150 #define GSS_S_OLD_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 2))
151 #define GSS_S_UNSEQ_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 3))
152 #define GSS_S_GAP_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 4))
153 
154 /* XXXX these are not part of the GSSAPI C bindings!  (but should be) */
155 
156 #define GSS_CALLING_ERROR_FIELD(x) \
157    (((x) >> GSS_C_CALLING_ERROR_OFFSET) & GSS_C_CALLING_ERROR_MASK)
158 #define GSS_ROUTINE_ERROR_FIELD(x) \
159    (((x) >> GSS_C_ROUTINE_ERROR_OFFSET) & GSS_C_ROUTINE_ERROR_MASK)
160 #define GSS_SUPPLEMENTARY_INFO_FIELD(x) \
161    (((x) >> GSS_C_SUPPLEMENTARY_OFFSET) & GSS_C_SUPPLEMENTARY_MASK)
162 
163 /* XXXX This is a necessary evil until the spec is fixed */
164 #define GSS_S_CRED_UNAVAIL GSS_S_FAILURE
165 
166 #endif /* __KERNEL__ */
167 #endif /* __LINUX_SUNRPC_GSS_ERR_H */
168 
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