gssapi.h revision 178828
1/*
2 * Copyright (C) The Internet Society (2000).  All Rights Reserved.
3 *
4 * This document and translations of it may be copied and furnished to
5 * others, and derivative works that comment on or otherwise explain it
6 * or assist in its implementation may be prepared, copied, published
7 * and distributed, in whole or in part, without restriction of any
8 * kind, provided that the above copyright notice and this paragraph are
9 * included on all such copies and derivative works.  However, this
10 * document itself may not be modified in any way, such as by removing
11 * the copyright notice or references to the Internet Society or other
12 * Internet organizations, except as needed for the purpose of
13 * developing Internet standards in which case the procedures for
14 * copyrights defined in the Internet Standards process must be
15 * followed, or as required to translate it into languages other than
16 * English.
17 *
18 * The limited permissions granted above are perpetual and will not be
19 * revoked by the Internet Society or its successors or assigns.
20 *
21 * This document and the information contained herein is provided on an
22 * "AS IS" basis and THE INTERNET SOCIETY AND THE INTERNET ENGINEERING
23 * TASK FORCE DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING
24 * BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION
25 * HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF
26 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
27 *
28 * $FreeBSD: head/include/gssapi/gssapi.h 178828 2008-05-07 13:53:12Z dfr $
29 */
30
31#ifndef _GSSAPI_GSSAPI_H_
32#define _GSSAPI_GSSAPI_H_
33
34/*
35 * First, include stddef.h to get size_t defined.
36 */
37#include <stddef.h>
38
39/*
40 * Include stdint.h to get explicitly sized data types.
41 */
42#include <stdint.h>
43
44#ifndef _SSIZE_T_DECLARED
45typedef	__ssize_t	ssize_t;
46#define	_SSIZE_T_DECLARED
47#endif
48
49#if 0
50/*
51 * If the platform supports the xom.h header file, it should be
52 * included here.
53 */
54#include <xom.h>
55#endif
56
57
58/*
59 * Now define the three implementation-dependent types.
60 */
61typedef struct _gss_ctx_id_t *gss_ctx_id_t;
62typedef struct _gss_cred_id_t *gss_cred_id_t;
63typedef struct _gss_name_t *gss_name_t;
64
65/*
66 * The following type must be defined as the smallest natural
67 * unsigned integer supported by the platform that has at least
68 * 32 bits of precision.
69 */
70typedef uint32_t gss_uint32;
71
72
73#ifdef OM_STRING
74/*
75 * We have included the xom.h header file.  Verify that OM_uint32
76 * is defined correctly.
77 */
78
79#if sizeof(gss_uint32) != sizeof(OM_uint32)
80#error Incompatible definition of OM_uint32 from xom.h
81#endif
82
83typedef OM_object_identifier gss_OID_desc, *gss_OID;
84
85#else
86
87/*
88 * We can't use X/Open definitions, so roll our own.
89 */
90
91typedef gss_uint32 OM_uint32;
92
93typedef struct gss_OID_desc_struct {
94  OM_uint32 length;
95  void      *elements;
96} gss_OID_desc, *gss_OID;
97
98#endif
99
100typedef struct gss_OID_set_desc_struct  {
101  size_t     count;
102  gss_OID    elements;
103} gss_OID_set_desc, *gss_OID_set;
104
105typedef struct gss_buffer_desc_struct {
106  size_t length;
107  void *value;
108} gss_buffer_desc, *gss_buffer_t;
109
110typedef struct gss_channel_bindings_struct {
111  OM_uint32 initiator_addrtype;
112  gss_buffer_desc initiator_address;
113  OM_uint32 acceptor_addrtype;
114  gss_buffer_desc acceptor_address;
115  gss_buffer_desc application_data;
116} *gss_channel_bindings_t;
117
118/*
119 * For now, define a QOP-type as an OM_uint32
120 */
121typedef OM_uint32 gss_qop_t;
122
123typedef int gss_cred_usage_t;
124
125/*
126 * Flag bits for context-level services.
127 */
128#define GSS_C_DELEG_FLAG      1
129#define GSS_C_MUTUAL_FLAG     2
130#define GSS_C_REPLAY_FLAG     4
131#define GSS_C_SEQUENCE_FLAG   8
132#define GSS_C_CONF_FLAG       16
133#define GSS_C_INTEG_FLAG      32
134#define GSS_C_ANON_FLAG       64
135#define GSS_C_PROT_READY_FLAG 128
136#define GSS_C_TRANS_FLAG      256
137
138/*
139 * Credential usage options
140 */
141#define GSS_C_BOTH     0
142#define GSS_C_INITIATE 1
143#define GSS_C_ACCEPT   2
144
145/*
146 * Status code types for gss_display_status
147 */
148#define GSS_C_GSS_CODE  1
149#define GSS_C_MECH_CODE 2
150
151/*
152 * The constant definitions for channel-bindings address families
153 */
154#define GSS_C_AF_UNSPEC     0
155#define GSS_C_AF_LOCAL      1
156#define GSS_C_AF_INET       2
157#define GSS_C_AF_IMPLINK    3
158#define GSS_C_AF_PUP        4
159#define GSS_C_AF_CHAOS      5
160#define GSS_C_AF_NS         6
161#define GSS_C_AF_NBS        7
162#define GSS_C_AF_ECMA       8
163#define GSS_C_AF_DATAKIT    9
164#define GSS_C_AF_CCITT      10
165#define GSS_C_AF_SNA        11
166#define GSS_C_AF_DECnet     12
167#define GSS_C_AF_DLI        13
168#define GSS_C_AF_LAT        14
169#define GSS_C_AF_HYLINK     15
170#define GSS_C_AF_APPLETALK  16
171#define GSS_C_AF_BSC        17
172#define GSS_C_AF_DSS        18
173#define GSS_C_AF_OSI        19
174#define GSS_C_AF_X25        21
175#define GSS_C_AF_NULLADDR   255
176
177/*
178 * Various Null values
179 */
180#define GSS_C_NO_NAME ((gss_name_t) 0)
181#define GSS_C_NO_BUFFER ((gss_buffer_t) 0)
182#define GSS_C_NO_OID ((gss_OID) 0)
183#define GSS_C_NO_OID_SET ((gss_OID_set) 0)
184#define GSS_C_NO_CONTEXT ((gss_ctx_id_t) 0)
185#define GSS_C_NO_CREDENTIAL ((gss_cred_id_t) 0)
186#define GSS_C_NO_CHANNEL_BINDINGS ((gss_channel_bindings_t) 0)
187#define GSS_C_EMPTY_BUFFER {0, NULL}
188
189/*
190 * Some alternate names for a couple of the above
191 * values.  These are defined for V1 compatibility.
192 */
193#define GSS_C_NULL_OID GSS_C_NO_OID
194#define GSS_C_NULL_OID_SET GSS_C_NO_OID_SET
195
196/*
197 * Define the default Quality of Protection for per-message
198 * services.  Note that an implementation that offers multiple
199 * levels of QOP may define GSS_C_QOP_DEFAULT to be either zero
200 * (as done here) to mean "default protection", or to a specific
201 * explicit QOP value.  However, a value of 0 should always be
202 * interpreted by a GSS-API implementation as a request for the
203 * default protection level.
204 */
205#define GSS_C_QOP_DEFAULT 0
206
207/*
208 * Expiration time of 2^32-1 seconds means infinite lifetime for a
209 * credential or security context
210 */
211#define GSS_C_INDEFINITE 0xfffffffful
212
213/*
214 * The implementation must reserve static storage for a
215 * gss_OID_desc object containing the value
216 * {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
217 * "\x01\x02\x01\x01"},
218 * corresponding to an object-identifier value of
219 * {iso(1) member-body(2) United States(840) mit(113554)
220 * infosys(1) gssapi(2) generic(1) user_name(1)}.  The constant
221 * GSS_C_NT_USER_NAME should be initialized to point
222 * to that gss_OID_desc.
223 */
224extern gss_OID GSS_C_NT_USER_NAME;
225
226/*
227 * The implementation must reserve static storage for a
228 * gss_OID_desc object containing the value
229 * {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
230 *              "\x01\x02\x01\x02"},
231 * corresponding to an object-identifier value of
232 * {iso(1) member-body(2) United States(840) mit(113554)
233 * infosys(1) gssapi(2) generic(1) machine_uid_name(2)}.
234 * The constant GSS_C_NT_MACHINE_UID_NAME should be
235 * initialized to point to that gss_OID_desc.
236 */
237extern gss_OID GSS_C_NT_MACHINE_UID_NAME;
238
239/*
240 * The implementation must reserve static storage for a
241 * gss_OID_desc object containing the value
242 * {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
243 *              "\x01\x02\x01\x03"},
244 * corresponding to an object-identifier value of
245 * {iso(1) member-body(2) United States(840) mit(113554)
246 * infosys(1) gssapi(2) generic(1) string_uid_name(3)}.
247 * The constant GSS_C_NT_STRING_UID_NAME should be
248 * initialized to point to that gss_OID_desc.
249 */
250extern gss_OID GSS_C_NT_STRING_UID_NAME;
251
252/*
253 * The implementation must reserve static storage for a
254 * gss_OID_desc object containing the value
255 * {6, (void *)"\x2b\x06\x01\x05\x06\x02"},
256 * corresponding to an object-identifier value of
257 * {iso(1) org(3) dod(6) internet(1) security(5)
258 * nametypes(6) gss-host-based-services(2)).  The constant
259 * GSS_C_NT_HOSTBASED_SERVICE_X should be initialized to point
260 * to that gss_OID_desc.  This is a deprecated OID value, and
261 * implementations wishing to support hostbased-service names
262 * should instead use the GSS_C_NT_HOSTBASED_SERVICE OID,
263 * defined below, to identify such names;
264 * GSS_C_NT_HOSTBASED_SERVICE_X should be accepted a synonym
265 * for GSS_C_NT_HOSTBASED_SERVICE when presented as an input
266 * parameter, but should not be emitted by GSS-API
267 * implementations
268 */
269extern gss_OID GSS_C_NT_HOSTBASED_SERVICE_X;
270
271/*
272 * The implementation must reserve static storage for a
273 * gss_OID_desc object containing the value
274 * {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
275 *              "\x01\x02\x01\x04"}, corresponding to an
276 * object-identifier value of {iso(1) member-body(2)
277 * Unites States(840) mit(113554) infosys(1) gssapi(2)
278 * generic(1) service_name(4)}.  The constant
279 * GSS_C_NT_HOSTBASED_SERVICE should be initialized
280 * to point to that gss_OID_desc.
281 */
282extern gss_OID GSS_C_NT_HOSTBASED_SERVICE;
283
284/*
285 * The implementation must reserve static storage for a
286 * gss_OID_desc object containing the value
287 * {6, (void *)"\x2b\x06\01\x05\x06\x03"},
288 * corresponding to an object identifier value of
289 * {1(iso), 3(org), 6(dod), 1(internet), 5(security),
290 * 6(nametypes), 3(gss-anonymous-name)}.  The constant
291 * and GSS_C_NT_ANONYMOUS should be initialized to point
292 * to that gss_OID_desc.
293 */
294extern gss_OID GSS_C_NT_ANONYMOUS;
295
296
297/*
298 * The implementation must reserve static storage for a
299 * gss_OID_desc object containing the value
300 * {6, (void *)"\x2b\x06\x01\x05\x06\x04"},
301 * corresponding to an object-identifier value of
302 * {1(iso), 3(org), 6(dod), 1(internet), 5(security),
303 * 6(nametypes), 4(gss-api-exported-name)}.  The constant
304 * GSS_C_NT_EXPORT_NAME should be initialized to point
305 * to that gss_OID_desc.
306 */
307extern gss_OID GSS_C_NT_EXPORT_NAME;
308
309/*
310 *   This name form shall be represented by the Object Identifier {iso(1)
311 *   member-body(2) United States(840) mit(113554) infosys(1) gssapi(2)
312 *   krb5(2) krb5_name(1)}.  The recommended symbolic name for this type
313 *   is "GSS_KRB5_NT_PRINCIPAL_NAME".
314 */
315extern gss_OID GSS_KRB5_NT_PRINCIPAL_NAME;
316
317/*
318 * This name form shall be represented by the Object Identifier {iso(1)
319 * member-body(2) United States(840) mit(113554) infosys(1) gssapi(2)
320 * generic(1) user_name(1)}.  The recommended symbolic name for this
321 * type is "GSS_KRB5_NT_USER_NAME".
322 */
323extern gss_OID GSS_KRB5_NT_USER_NAME;
324
325/*
326 * This name form shall be represented by the Object Identifier {iso(1)
327 * member-body(2) United States(840) mit(113554) infosys(1) gssapi(2)
328 * generic(1) machine_uid_name(2)}.  The recommended symbolic name for
329 * this type is "GSS_KRB5_NT_MACHINE_UID_NAME".
330 */
331extern gss_OID GSS_KRB5_NT_MACHINE_UID_NAME;
332
333/*
334 * This name form shall be represented by the Object Identifier {iso(1)
335 * member-body(2) United States(840) mit(113554) infosys(1) gssapi(2)
336 * generic(1) string_uid_name(3)}.  The recommended symbolic name for
337 * this type is "GSS_KRB5_NT_STRING_UID_NAME".
338 */
339extern gss_OID GSS_KRB5_NT_STRING_UID_NAME;
340
341/* Major status codes */
342
343#define GSS_S_COMPLETE 0
344
345/*
346 * Some "helper" definitions to make the status code macros obvious.
347 */
348#define GSS_C_CALLING_ERROR_OFFSET 24
349#define GSS_C_ROUTINE_ERROR_OFFSET 16
350#define GSS_C_SUPPLEMENTARY_OFFSET 0
351#define GSS_C_CALLING_ERROR_MASK 0377ul
352#define GSS_C_ROUTINE_ERROR_MASK 0377ul
353#define GSS_C_SUPPLEMENTARY_MASK 0177777ul
354
355/*
356 * The macros that test status codes for error conditions.
357 * Note that the GSS_ERROR() macro has changed slightly from
358 * the V1 GSS-API so that it now evaluates its argument
359 * only once.
360 */
361#define GSS_CALLING_ERROR(x) \
362 (x & (GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET))
363#define GSS_ROUTINE_ERROR(x) \
364 (x & (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET))
365#define GSS_SUPPLEMENTARY_INFO(x) \
366 (x & (GSS_C_SUPPLEMENTARY_MASK << GSS_C_SUPPLEMENTARY_OFFSET))
367#define GSS_ERROR(x) \
368 (x & ((GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET) | \
369       (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET)))
370
371/*
372 * Now the actual status code definitions
373 */
374
375/*
376 * Calling errors:
377 */
378#define GSS_S_CALL_INACCESSIBLE_READ \
379(1ul << GSS_C_CALLING_ERROR_OFFSET)
380#define GSS_S_CALL_INACCESSIBLE_WRITE \
381(2ul << GSS_C_CALLING_ERROR_OFFSET)
382#define GSS_S_CALL_BAD_STRUCTURE \
383(3ul << GSS_C_CALLING_ERROR_OFFSET)
384
385/*
386 * Routine errors:
387 */
388#define GSS_S_BAD_MECH             (1ul << GSS_C_ROUTINE_ERROR_OFFSET)
389#define GSS_S_BAD_NAME             (2ul << GSS_C_ROUTINE_ERROR_OFFSET)
390#define GSS_S_BAD_NAMETYPE         (3ul << GSS_C_ROUTINE_ERROR_OFFSET)
391#define GSS_S_BAD_BINDINGS         (4ul << GSS_C_ROUTINE_ERROR_OFFSET)
392#define GSS_S_BAD_STATUS           (5ul << GSS_C_ROUTINE_ERROR_OFFSET)
393#define GSS_S_BAD_SIG              (6ul << GSS_C_ROUTINE_ERROR_OFFSET)
394#define GSS_S_BAD_MIC		   GSS_S_BAD_SIG
395#define GSS_S_NO_CRED              (7ul << GSS_C_ROUTINE_ERROR_OFFSET)
396#define GSS_S_NO_CONTEXT           (8ul << GSS_C_ROUTINE_ERROR_OFFSET)
397#define GSS_S_DEFECTIVE_TOKEN      (9ul << GSS_C_ROUTINE_ERROR_OFFSET)
398#define GSS_S_DEFECTIVE_CREDENTIAL (10ul << GSS_C_ROUTINE_ERROR_OFFSET)
399#define GSS_S_CREDENTIALS_EXPIRED  (11ul << GSS_C_ROUTINE_ERROR_OFFSET)
400#define GSS_S_CONTEXT_EXPIRED      (12ul << GSS_C_ROUTINE_ERROR_OFFSET)
401#define GSS_S_FAILURE              (13ul << GSS_C_ROUTINE_ERROR_OFFSET)
402#define GSS_S_BAD_QOP              (14ul << GSS_C_ROUTINE_ERROR_OFFSET)
403#define GSS_S_UNAUTHORIZED         (15ul << GSS_C_ROUTINE_ERROR_OFFSET)
404#define GSS_S_UNAVAILABLE          (16ul << GSS_C_ROUTINE_ERROR_OFFSET)
405#define GSS_S_DUPLICATE_ELEMENT    (17ul << GSS_C_ROUTINE_ERROR_OFFSET)
406#define GSS_S_NAME_NOT_MN          (18ul << GSS_C_ROUTINE_ERROR_OFFSET)
407
408/*
409 * Supplementary info bits:
410 */
411#define GSS_S_CONTINUE_NEEDED \
412	 (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 0))
413#define GSS_S_DUPLICATE_TOKEN \
414	 (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 1))
415#define GSS_S_OLD_TOKEN \
416	 (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 2))
417#define GSS_S_UNSEQ_TOKEN \
418	 (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 3))
419#define GSS_S_GAP_TOKEN \
420	 (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 4))
421
422/*
423 * Finally, function prototypes for the GSS-API routines.
424 */
425OM_uint32 gss_acquire_cred
426	      (OM_uint32 *,            /* minor_status */
427	       const gss_name_t,       /* desired_name */
428	       OM_uint32,              /* time_req */
429	       const gss_OID_set,      /* desired_mechs */
430	       gss_cred_usage_t,       /* cred_usage */
431	       gss_cred_id_t *,        /* output_cred_handle */
432	       gss_OID_set *,          /* actual_mechs */
433	       OM_uint32 *             /* time_rec */
434	      );
435
436OM_uint32 gss_release_cred
437	      (OM_uint32 *,            /* minor_status */
438	       gss_cred_id_t *         /* cred_handle */
439	      );
440
441OM_uint32 gss_init_sec_context
442	      (OM_uint32 *,            /* minor_status */
443	       const gss_cred_id_t,    /* initiator_cred_handle */
444	       gss_ctx_id_t *,         /* context_handle */
445	       const gss_name_t,       /* target_name */
446	       const gss_OID,          /* mech_type */
447	       OM_uint32,              /* req_flags */
448	       OM_uint32,              /* time_req */
449	       const gss_channel_bindings_t,
450				       /* input_chan_bindings */
451	       const gss_buffer_t,     /* input_token */
452	       gss_OID *,              /* actual_mech_type */
453	       gss_buffer_t,           /* output_token */
454	       OM_uint32 *,            /* ret_flags */
455	       OM_uint32 *             /* time_rec */
456	      );
457
458OM_uint32 gss_accept_sec_context
459	      (OM_uint32 *,            /* minor_status */
460	       gss_ctx_id_t *,         /* context_handle */
461	       const gss_cred_id_t,    /* acceptor_cred_handle */
462	       const gss_buffer_t,     /* input_token_buffer */
463	       const gss_channel_bindings_t,
464				       /* input_chan_bindings */
465	       gss_name_t *,           /* src_name */
466	       gss_OID *,              /* mech_type */
467	       gss_buffer_t,           /* output_token */
468	       OM_uint32 *,            /* ret_flags */
469	       OM_uint32 *,            /* time_rec */
470	       gss_cred_id_t *         /* delegated_cred_handle */
471	      );
472
473OM_uint32 gss_process_context_token
474	      (OM_uint32 *,            /* minor_status */
475	       const gss_ctx_id_t,     /* context_handle */
476	       const gss_buffer_t      /* token_buffer */
477	      );
478
479OM_uint32 gss_delete_sec_context
480	      (OM_uint32 *,            /* minor_status */
481	       gss_ctx_id_t *,         /* context_handle */
482	       gss_buffer_t            /* output_token */
483	      );
484
485OM_uint32 gss_context_time
486	      (OM_uint32 *,            /* minor_status */
487	       const gss_ctx_id_t,     /* context_handle */
488	       OM_uint32 *             /* time_rec */
489	      );
490
491OM_uint32 gss_get_mic
492	      (OM_uint32 *,            /* minor_status */
493	       const gss_ctx_id_t,     /* context_handle */
494	       gss_qop_t,              /* qop_req */
495	       const gss_buffer_t,     /* message_buffer */
496	       gss_buffer_t            /* message_token */
497	      );
498
499OM_uint32 gss_verify_mic
500	      (OM_uint32 *,            /* minor_status */
501	       const gss_ctx_id_t,     /* context_handle */
502	       const gss_buffer_t,     /* message_buffer */
503	       const gss_buffer_t,     /* token_buffer */
504	       gss_qop_t *             /* qop_state */
505	      );
506
507OM_uint32 gss_wrap
508	      (OM_uint32 *,            /* minor_status */
509	       const gss_ctx_id_t,     /* context_handle */
510	       int,                    /* conf_req_flag */
511	       gss_qop_t,              /* qop_req */
512	       const gss_buffer_t,     /* input_message_buffer */
513	       int *,                  /* conf_state */
514	       gss_buffer_t            /* output_message_buffer */
515	      );
516
517OM_uint32 gss_unwrap
518	      (OM_uint32 *,            /* minor_status */
519	       const gss_ctx_id_t,     /* context_handle */
520	       const gss_buffer_t,     /* input_message_buffer */
521	       gss_buffer_t,           /* output_message_buffer */
522	       int *,                  /* conf_state */
523	       gss_qop_t *             /* qop_state */
524	      );
525
526OM_uint32 gss_display_status
527	      (OM_uint32 *,            /* minor_status */
528	       OM_uint32,              /* status_value */
529	       int,                    /* status_type */
530	       const gss_OID,          /* mech_type */
531	       OM_uint32 *,            /* message_context */
532	       gss_buffer_t            /* status_string */
533	      );
534
535OM_uint32 gss_indicate_mechs
536	      (OM_uint32 *,            /* minor_status */
537	       gss_OID_set *           /* mech_set */
538	      );
539
540OM_uint32 gss_compare_name
541	      (OM_uint32 *,            /* minor_status */
542	       const gss_name_t,       /* name1 */
543	       const gss_name_t,       /* name2 */
544	       int *                   /* name_equal */
545	      );
546
547OM_uint32 gss_display_name
548	      (OM_uint32 *,            /* minor_status */
549	       const gss_name_t,       /* input_name */
550	       gss_buffer_t,           /* output_name_buffer */
551	       gss_OID *               /* output_name_type */
552	      );
553
554OM_uint32 gss_import_name
555	      (OM_uint32 *,            /* minor_status */
556	       const gss_buffer_t,     /* input_name_buffer */
557	       const gss_OID,          /* input_name_type */
558	       gss_name_t *            /* output_name */
559	      );
560
561OM_uint32 gss_export_name
562	      (OM_uint32 *,            /* minor_status */
563	       const gss_name_t,       /* input_name */
564	       gss_buffer_t            /* exported_name */
565	      );
566
567OM_uint32 gss_release_name
568	      (OM_uint32 *,            /* minor_status */
569	       gss_name_t *            /* input_name */
570	      );
571
572OM_uint32 gss_release_buffer
573	      (OM_uint32 *,            /* minor_status */
574	       gss_buffer_t            /* buffer */
575	      );
576
577OM_uint32 gss_release_oid_set
578	      (OM_uint32 *,            /* minor_status */
579	       gss_OID_set *           /* set */
580	      );
581
582OM_uint32 gss_inquire_cred
583	      (OM_uint32 *,            /* minor_status */
584	       const gss_cred_id_t,    /* cred_handle */
585	       gss_name_t *,           /* name */
586	       OM_uint32 *,            /* lifetime */
587	       gss_cred_usage_t *,     /* cred_usage */
588	       gss_OID_set *           /* mechanisms */
589	      );
590
591OM_uint32 gss_inquire_context (
592	       OM_uint32 *,            /* minor_status */
593	       const gss_ctx_id_t,     /* context_handle */
594	       gss_name_t *,           /* src_name */
595	       gss_name_t *,           /* targ_name */
596	       OM_uint32 *,            /* lifetime_rec */
597	       gss_OID *,              /* mech_type */
598	       OM_uint32 *,            /* ctx_flags */
599	       int *,                  /* locally_initiated */
600	       int *                   /* open */
601	      );
602
603OM_uint32 gss_wrap_size_limit (
604	       OM_uint32 *,            /* minor_status */
605	       const gss_ctx_id_t,     /* context_handle */
606	       int,                    /* conf_req_flag */
607	       gss_qop_t,              /* qop_req */
608	       OM_uint32,              /* req_output_size */
609	       OM_uint32 *             /* max_input_size */
610	      );
611
612OM_uint32 gss_add_cred (
613	       OM_uint32 *,            /* minor_status */
614	       const gss_cred_id_t,    /* input_cred_handle */
615	       const gss_name_t,       /* desired_name */
616	       const gss_OID,          /* desired_mech */
617	       gss_cred_usage_t,       /* cred_usage */
618	       OM_uint32,              /* initiator_time_req */
619	       OM_uint32,              /* acceptor_time_req */
620	       gss_cred_id_t *,        /* output_cred_handle */
621	       gss_OID_set *,          /* actual_mechs */
622	       OM_uint32 *,            /* initiator_time_rec */
623	       OM_uint32 *             /* acceptor_time_rec */
624	      );
625
626OM_uint32 gss_inquire_cred_by_mech (
627	       OM_uint32 *,            /* minor_status */
628	       const gss_cred_id_t,    /* cred_handle */
629	       const gss_OID,          /* mech_type */
630	       gss_name_t *,           /* name */
631	       OM_uint32 *,            /* initiator_lifetime */
632	       OM_uint32 *,            /* acceptor_lifetime */
633	       gss_cred_usage_t *      /* cred_usage */
634	      );
635
636OM_uint32 gss_export_sec_context (
637	       OM_uint32 *,            /* minor_status */
638	       gss_ctx_id_t *,         /* context_handle */
639	       gss_buffer_t            /* interprocess_token */
640	      );
641
642OM_uint32 gss_import_sec_context (
643	       OM_uint32 *,            /* minor_status */
644	       const gss_buffer_t,     /* interprocess_token */
645	       gss_ctx_id_t *          /* context_handle */
646	      );
647
648OM_uint32 gss_create_empty_oid_set (
649	       OM_uint32 *,            /* minor_status */
650	       gss_OID_set *           /* oid_set */
651	      );
652
653OM_uint32 gss_add_oid_set_member (
654	       OM_uint32 *,            /* minor_status */
655	       const gss_OID,          /* member_oid */
656	       gss_OID_set *           /* oid_set */
657	      );
658
659OM_uint32 gss_test_oid_set_member (
660	       OM_uint32 *,            /* minor_status */
661	       const gss_OID,          /* member */
662	       const gss_OID_set,      /* set */
663	       int *                   /* present */
664	      );
665
666OM_uint32 gss_inquire_names_for_mech (
667	       OM_uint32 *,            /* minor_status */
668	       const gss_OID,          /* mechanism */
669	       gss_OID_set *           /* name_types */
670	      );
671
672OM_uint32 gss_inquire_mechs_for_name (
673	       OM_uint32 *,            /* minor_status */
674	       const gss_name_t,       /* input_name */
675	       gss_OID_set *           /* mech_types */
676	      );
677
678OM_uint32 gss_canonicalize_name (
679	       OM_uint32 *,            /* minor_status */
680	       const gss_name_t,       /* input_name */
681	       const gss_OID,          /* mech_type */
682	       gss_name_t *            /* output_name */
683	      );
684
685OM_uint32 gss_duplicate_name (
686	       OM_uint32 *,            /* minor_status */
687	       const gss_name_t,       /* src_name */
688	       gss_name_t *            /* dest_name */
689	      );
690
691/*
692 * The following routines are obsolete variants of gss_get_mic,
693 * gss_verify_mic, gss_wrap and gss_unwrap.  They should be
694 * provided by GSS-API V2 implementations for backwards
695 * compatibility with V1 applications.  Distinct entrypoints
696 * (as opposed to #defines) should be provided, both to allow
697 * GSS-API V1 applications to link against GSS-API V2 implementations,
698 * and to retain the slight parameter type differences between the
699 * obsolete versions of these routines and their current forms.
700 */
701
702OM_uint32 gss_sign
703	      (OM_uint32 *,       /* minor_status */
704	       gss_ctx_id_t,      /* context_handle */
705	       int,               /* qop_req */
706	       gss_buffer_t,      /* message_buffer */
707	       gss_buffer_t       /* message_token */
708	      );
709
710
711OM_uint32 gss_verify
712	      (OM_uint32 *,       /* minor_status */
713	       gss_ctx_id_t,      /* context_handle */
714	       gss_buffer_t,      /* message_buffer */
715	       gss_buffer_t,      /* token_buffer */
716	       int *              /* qop_state */
717	      );
718
719OM_uint32 gss_seal
720	      (OM_uint32 *,       /* minor_status */
721	       gss_ctx_id_t,      /* context_handle */
722	       int,               /* conf_req_flag */
723	       int,               /* qop_req */
724	       gss_buffer_t,      /* input_message_buffer */
725	       int *,             /* conf_state */
726	       gss_buffer_t       /* output_message_buffer */
727	      );
728
729
730OM_uint32 gss_unseal
731	      (OM_uint32 *,       /* minor_status */
732	       gss_ctx_id_t,      /* context_handle */
733	       gss_buffer_t,      /* input_message_buffer */
734	       gss_buffer_t,      /* output_message_buffer */
735	       int *,             /* conf_state */
736	       int *              /* qop_state */
737	      );
738
739/*
740 * Other extensions and helper functions.
741 */
742
743int gss_oid_equal
744	      (const gss_OID,	  /* first OID to compare */
745	       const gss_OID	  /* second OID to compare */
746	      );
747
748OM_uint32 gss_release_oid
749	      (OM_uint32 *,	  /* minor status */
750	       gss_OID *	  /* oid to free */
751	      );
752
753OM_uint32 gss_decapsulate_token
754	      (const gss_buffer_t,  /* mechanism independent token */
755	       gss_OID,		 /* desired mechanism */
756	       gss_buffer_t	 /* decapsulated mechanism dependant token */
757	      );
758
759OM_uint32 gss_encapsulate_token
760	      (const gss_buffer_t,  /* mechanism dependant token */
761	       gss_OID,		 /* desired mechanism */
762	       gss_buffer_t	 /* encapsulated mechanism independent token */
763	      );
764
765OM_uint32 gss_duplicate_oid
766              (OM_uint32 *,	/* minor status */
767	       const gss_OID,	/* oid to copy */
768	       gss_OID *	/* result */
769	      );
770
771OM_uint32 gss_oid_to_str
772	      (OM_uint32 *,	/* minor status */
773	       gss_OID,		/* oid to convert */
774	       gss_buffer_t	/* buffer to contain string */
775	      );
776
777typedef struct gss_buffer_set_desc_struct  {
778  size_t	count;
779  gss_buffer_desc *elements;
780} gss_buffer_set_desc, *gss_buffer_set_t;
781
782#define GSS_C_NO_BUFFER_SET ((gss_buffer_set_t) 0)
783
784OM_uint32 gss_create_empty_buffer_set
785	      (OM_uint32 *,		/* minor status */
786	       gss_buffer_set_t *	/* location for new buffer set */
787	      );
788
789OM_uint32 gss_add_buffer_set_member
790	      (OM_uint32 *,		/* minor status */
791	       gss_buffer_t,		/* buffer to add */
792	       gss_buffer_set_t *	/* set to add to */
793	      );
794
795OM_uint32 gss_release_buffer_set
796	      (OM_uint32 *,		/* minor status */
797	       gss_buffer_set_t *	/* set to release */
798	      );
799
800OM_uint32 gss_inquire_sec_context_by_oid
801	      (OM_uint32 *,		/* minor_status */
802	       const gss_ctx_id_t,	/* context_handle */
803	       const gss_OID,		/* desired_object */
804	       gss_buffer_set_t *	/* result */
805	      );
806
807OM_uint32 gss_inquire_cred_by_oid
808	      (OM_uint32 *,		/* minor_status */
809	       const gss_cred_id_t,	/* cred_handle */
810	       const gss_OID,		/* desired_object */
811	       gss_buffer_set_t *	/* result */
812	      );
813
814OM_uint32 gss_set_sec_context_option
815	      (OM_uint32 *,		/* minor status */
816	       gss_ctx_id_t *,		/* context */
817	       const gss_OID,		/* option to set */
818	       const gss_buffer_t	/* option value */
819	      );
820
821OM_uint32 gss_set_cred_option
822	      (OM_uint32 *,		/* minor status */
823	       gss_cred_id_t *,		/* cred */
824	       const gss_OID,		/* option to set */
825	       const gss_buffer_t	/* option value */
826	      );
827
828OM_uint32 gss_pseudo_random
829	      (OM_uint32 *,		/* minor status */
830	       gss_ctx_id_t,		/* context handle */
831	       int prf_key,		/* XXX */
832	       const gss_buffer_t,	/* data to seed generator */
833	       ssize_t,			/* amount of data required */
834	       gss_buffer_t		/* buffer for result */
835	      );
836
837#endif /* _GSSAPI_GSSAPI_H_ */
838