xref: /freebsd-src/include/gssapi/gssapi.h (revision 33f12199250a09b573f7a518b523fdac3f120b8f)
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  * $FreeBSD$
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
45 typedef	__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  */
61 typedef struct _gss_ctx_id_t *gss_ctx_id_t;
62 typedef struct _gss_cred_id_t *gss_cred_id_t;
63 typedef 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  */
70 typedef 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 
83 typedef 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 
91 typedef gss_uint32 OM_uint32;
92 
93 typedef struct gss_OID_desc_struct {
94   OM_uint32 length;
95   void      *elements;
96 } gss_OID_desc, *gss_OID;
97 
98 #endif
99 
100 typedef struct gss_OID_set_desc_struct  {
101   size_t     count;
102   gss_OID    elements;
103 } gss_OID_set_desc, *gss_OID_set;
104 
105 typedef struct gss_buffer_desc_struct {
106   size_t length;
107   void *value;
108 } gss_buffer_desc, *gss_buffer_t;
109 
110 typedef 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  */
121 typedef OM_uint32 gss_qop_t;
122 
123 typedef 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  */
224 extern 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  */
237 extern 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  */
250 extern 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  */
269 extern 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  */
282 extern 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  */
294 extern 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  */
307 extern 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  */
315 extern 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  */
323 extern 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  */
331 extern 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  */
339 extern 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  */
425 OM_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 
436 OM_uint32 gss_release_cred
437 	      (OM_uint32 *,            /* minor_status */
438 	       gss_cred_id_t *         /* cred_handle */
439 	      );
440 
441 OM_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 
458 OM_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 
473 OM_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 
479 OM_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 
485 OM_uint32 gss_context_time
486 	      (OM_uint32 *,            /* minor_status */
487 	       const gss_ctx_id_t,     /* context_handle */
488 	       OM_uint32 *             /* time_rec */
489 	      );
490 
491 OM_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 
499 OM_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 
507 OM_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 
517 OM_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 
526 OM_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 
535 OM_uint32 gss_indicate_mechs
536 	      (OM_uint32 *,            /* minor_status */
537 	       gss_OID_set *           /* mech_set */
538 	      );
539 
540 OM_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 
547 OM_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 
554 OM_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 
561 OM_uint32 gss_export_name
562 	      (OM_uint32 *,            /* minor_status */
563 	       const gss_name_t,       /* input_name */
564 	       gss_buffer_t            /* exported_name */
565 	      );
566 
567 OM_uint32 gss_release_name
568 	      (OM_uint32 *,            /* minor_status */
569 	       gss_name_t *            /* input_name */
570 	      );
571 
572 OM_uint32 gss_release_buffer
573 	      (OM_uint32 *,            /* minor_status */
574 	       gss_buffer_t            /* buffer */
575 	      );
576 
577 OM_uint32 gss_release_oid_set
578 	      (OM_uint32 *,            /* minor_status */
579 	       gss_OID_set *           /* set */
580 	      );
581 
582 OM_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 
591 OM_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 
603 OM_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 
612 OM_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 
626 OM_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 
636 OM_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 
642 OM_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 
648 OM_uint32 gss_create_empty_oid_set (
649 	       OM_uint32 *,            /* minor_status */
650 	       gss_OID_set *           /* oid_set */
651 	      );
652 
653 OM_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 
659 OM_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 
666 OM_uint32 gss_inquire_names_for_mech (
667 	       OM_uint32 *,            /* minor_status */
668 	       const gss_OID,          /* mechanism */
669 	       gss_OID_set *           /* name_types */
670 	      );
671 
672 OM_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 
678 OM_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 
685 OM_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 
702 OM_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 
711 OM_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 
719 OM_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 
730 OM_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 
743 int gss_oid_equal
744 	      (const gss_OID,	  /* first OID to compare */
745 	       const gss_OID	  /* second OID to compare */
746 	      );
747 
748 OM_uint32 gss_release_oid
749 	      (OM_uint32 *,	  /* minor status */
750 	       gss_OID *	  /* oid to free */
751 	      );
752 
753 OM_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 
759 OM_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 
765 OM_uint32 gss_duplicate_oid
766               (OM_uint32 *,	/* minor status */
767 	       const gss_OID,	/* oid to copy */
768 	       gss_OID *	/* result */
769 	      );
770 
771 OM_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 
777 typedef 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 
784 OM_uint32 gss_create_empty_buffer_set
785 	      (OM_uint32 *,		/* minor status */
786 	       gss_buffer_set_t *	/* location for new buffer set */
787 	      );
788 
789 OM_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 
795 OM_uint32 gss_release_buffer_set
796 	      (OM_uint32 *,		/* minor status */
797 	       gss_buffer_set_t *	/* set to release */
798 	      );
799 
800 OM_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 
807 OM_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 
814 OM_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 
821 OM_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 
828 OM_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