xref: /freebsd/sys/kgssapi/gssapi.h (revision 734e82fe33aa764367791a7d603b383996c6b40b)
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 
29 #ifndef _KGSSAPI_GSSAPI_H_
30 #define _KGSSAPI_GSSAPI_H_
31 
32 /*
33  * A cut-down version of the GSS-API for in-kernel use
34  */
35 
36 /*
37  * Now define the three implementation-dependent types.
38  */
39 typedef struct _gss_ctx_id_t *gss_ctx_id_t;
40 typedef struct _gss_cred_id_t *gss_cred_id_t;
41 typedef struct _gss_name_t *gss_name_t;
42 
43 /*
44  * We can't use X/Open definitions, so roll our own.
45  */
46 typedef uint32_t OM_uint32;
47 typedef uint64_t OM_uint64;
48 
49 typedef struct gss_OID_desc_struct {
50   OM_uint32 length;
51   void      *elements;
52 } gss_OID_desc, *gss_OID;
53 
54 typedef struct gss_OID_set_desc_struct  {
55   size_t     count;
56   gss_OID    elements;
57 } gss_OID_set_desc, *gss_OID_set;
58 
59 typedef struct gss_buffer_desc_struct {
60   size_t length;
61   void *value;
62 } gss_buffer_desc, *gss_buffer_t;
63 
64 typedef struct gss_channel_bindings_struct {
65   OM_uint32 initiator_addrtype;
66   gss_buffer_desc initiator_address;
67   OM_uint32 acceptor_addrtype;
68   gss_buffer_desc acceptor_address;
69   gss_buffer_desc application_data;
70 } *gss_channel_bindings_t;
71 
72 /*
73  * For now, define a QOP-type as an OM_uint32
74  */
75 typedef OM_uint32 gss_qop_t;
76 
77 typedef int gss_cred_usage_t;
78 
79 /*
80  * Flag bits for context-level services.
81  */
82 #define GSS_C_DELEG_FLAG      1
83 #define GSS_C_MUTUAL_FLAG     2
84 #define GSS_C_REPLAY_FLAG     4
85 #define GSS_C_SEQUENCE_FLAG   8
86 #define GSS_C_CONF_FLAG       16
87 #define GSS_C_INTEG_FLAG      32
88 #define GSS_C_ANON_FLAG       64
89 #define GSS_C_PROT_READY_FLAG 128
90 #define GSS_C_TRANS_FLAG      256
91 
92 /*
93  * Credential usage options
94  */
95 #define GSS_C_BOTH     0
96 #define GSS_C_INITIATE 1
97 #define GSS_C_ACCEPT   2
98 
99 /*
100  * Status code types for gss_display_status
101  */
102 #define GSS_C_GSS_CODE  1
103 #define GSS_C_MECH_CODE 2
104 
105 /*
106  * The constant definitions for channel-bindings address families
107  */
108 #define GSS_C_AF_UNSPEC     0
109 #define GSS_C_AF_LOCAL      1
110 #define GSS_C_AF_INET       2
111 #define GSS_C_AF_IMPLINK    3
112 #define GSS_C_AF_PUP        4
113 #define GSS_C_AF_CHAOS      5
114 #define GSS_C_AF_NS         6
115 #define GSS_C_AF_NBS        7
116 #define GSS_C_AF_ECMA       8
117 #define GSS_C_AF_DATAKIT    9
118 #define GSS_C_AF_CCITT      10
119 #define GSS_C_AF_SNA        11
120 #define GSS_C_AF_DECnet     12
121 #define GSS_C_AF_DLI        13
122 #define GSS_C_AF_LAT        14
123 #define GSS_C_AF_HYLINK     15
124 #define GSS_C_AF_APPLETALK  16
125 #define GSS_C_AF_BSC        17
126 #define GSS_C_AF_DSS        18
127 #define GSS_C_AF_OSI        19
128 #define GSS_C_AF_X25        21
129 #define GSS_C_AF_NULLADDR   255
130 
131 /*
132  * Various Null values
133  */
134 #define GSS_C_NO_NAME ((gss_name_t) 0)
135 #define GSS_C_NO_BUFFER ((gss_buffer_t) 0)
136 #define GSS_C_NO_OID ((gss_OID) 0)
137 #define GSS_C_NO_OID_SET ((gss_OID_set) 0)
138 #define GSS_C_NO_CONTEXT ((gss_ctx_id_t) 0)
139 #define GSS_C_NO_CREDENTIAL ((gss_cred_id_t) 0)
140 #define GSS_C_NO_CHANNEL_BINDINGS ((gss_channel_bindings_t) 0)
141 #define GSS_C_EMPTY_BUFFER {0, NULL}
142 
143 /*
144  * Some alternate names for a couple of the above
145  * values.  These are defined for V1 compatibility.
146  */
147 #define GSS_C_NULL_OID GSS_C_NO_OID
148 #define GSS_C_NULL_OID_SET GSS_C_NO_OID_SET
149 
150 /*
151  * Define the default Quality of Protection for per-message
152  * services.  Note that an implementation that offers multiple
153  * levels of QOP may define GSS_C_QOP_DEFAULT to be either zero
154  * (as done here) to mean "default protection", or to a specific
155  * explicit QOP value.  However, a value of 0 should always be
156  * interpreted by a GSS-API implementation as a request for the
157  * default protection level.
158  */
159 #define GSS_C_QOP_DEFAULT 0
160 
161 /*
162  * Expiration time of 2^32-1 seconds means infinite lifetime for a
163  * credential or security context
164  */
165 #define GSS_C_INDEFINITE 0xfffffffful
166 
167 /*
168  * The implementation must reserve static storage for a
169  * gss_OID_desc object containing the value
170  * {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
171  * "\x01\x02\x01\x01"},
172  * corresponding to an object-identifier value of
173  * {iso(1) member-body(2) United States(840) mit(113554)
174  * infosys(1) gssapi(2) generic(1) user_name(1)}.  The constant
175  * GSS_C_NT_USER_NAME should be initialized to point
176  * to that gss_OID_desc.
177  */
178 extern gss_OID GSS_C_NT_USER_NAME;
179 
180 /*
181  * The implementation must reserve static storage for a
182  * gss_OID_desc object containing the value
183  * {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
184  *              "\x01\x02\x01\x02"},
185  * corresponding to an object-identifier value of
186  * {iso(1) member-body(2) United States(840) mit(113554)
187  * infosys(1) gssapi(2) generic(1) machine_uid_name(2)}.
188  * The constant GSS_C_NT_MACHINE_UID_NAME should be
189  * initialized to point to that gss_OID_desc.
190  */
191 extern gss_OID GSS_C_NT_MACHINE_UID_NAME;
192 
193 /*
194  * The implementation must reserve static storage for a
195  * gss_OID_desc object containing the value
196  * {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
197  *              "\x01\x02\x01\x03"},
198  * corresponding to an object-identifier value of
199  * {iso(1) member-body(2) United States(840) mit(113554)
200  * infosys(1) gssapi(2) generic(1) string_uid_name(3)}.
201  * The constant GSS_C_NT_STRING_UID_NAME should be
202  * initialized to point to that gss_OID_desc.
203  */
204 extern gss_OID GSS_C_NT_STRING_UID_NAME;
205 
206 /*
207  * The implementation must reserve static storage for a
208  * gss_OID_desc object containing the value
209  * {6, (void *)"\x2b\x06\x01\x05\x06\x02"},
210  * corresponding to an object-identifier value of
211  * {iso(1) org(3) dod(6) internet(1) security(5)
212  * nametypes(6) gss-host-based-services(2)).  The constant
213  * GSS_C_NT_HOSTBASED_SERVICE_X should be initialized to point
214  * to that gss_OID_desc.  This is a deprecated OID value, and
215  * implementations wishing to support hostbased-service names
216  * should instead use the GSS_C_NT_HOSTBASED_SERVICE OID,
217  * defined below, to identify such names;
218  * GSS_C_NT_HOSTBASED_SERVICE_X should be accepted a synonym
219  * for GSS_C_NT_HOSTBASED_SERVICE when presented as an input
220  * parameter, but should not be emitted by GSS-API
221  * implementations
222  */
223 extern gss_OID GSS_C_NT_HOSTBASED_SERVICE_X;
224 
225 /*
226  * The implementation must reserve static storage for a
227  * gss_OID_desc object containing the value
228  * {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
229  *              "\x01\x02\x01\x04"}, corresponding to an
230  * object-identifier value of {iso(1) member-body(2)
231  * Unites States(840) mit(113554) infosys(1) gssapi(2)
232  * generic(1) service_name(4)}.  The constant
233  * GSS_C_NT_HOSTBASED_SERVICE should be initialized
234  * to point to that gss_OID_desc.
235  */
236 extern gss_OID GSS_C_NT_HOSTBASED_SERVICE;
237 
238 /*
239  * The implementation must reserve static storage for a
240  * gss_OID_desc object containing the value
241  * {6, (void *)"\x2b\x06\01\x05\x06\x03"},
242  * corresponding to an object identifier value of
243  * {1(iso), 3(org), 6(dod), 1(internet), 5(security),
244  * 6(nametypes), 3(gss-anonymous-name)}.  The constant
245  * and GSS_C_NT_ANONYMOUS should be initialized to point
246  * to that gss_OID_desc.
247  */
248 extern gss_OID GSS_C_NT_ANONYMOUS;
249 
250 /*
251  * The implementation must reserve static storage for a
252  * gss_OID_desc object containing the value
253  * {6, (void *)"\x2b\x06\x01\x05\x06\x04"},
254  * corresponding to an object-identifier value of
255  * {1(iso), 3(org), 6(dod), 1(internet), 5(security),
256  * 6(nametypes), 4(gss-api-exported-name)}.  The constant
257  * GSS_C_NT_EXPORT_NAME should be initialized to point
258  * to that gss_OID_desc.
259  */
260 extern gss_OID GSS_C_NT_EXPORT_NAME;
261 
262 /*
263  *   This name form shall be represented by the Object Identifier {iso(1)
264  *   member-body(2) United States(840) mit(113554) infosys(1) gssapi(2)
265  *   krb5(2) krb5_name(1)}.  The recommended symbolic name for this type
266  *   is "GSS_KRB5_NT_PRINCIPAL_NAME".
267  */
268 extern gss_OID GSS_KRB5_NT_PRINCIPAL_NAME;
269 
270 /*
271  * This name form shall be represented by the Object Identifier {iso(1)
272  * member-body(2) United States(840) mit(113554) infosys(1) gssapi(2)
273  * generic(1) user_name(1)}.  The recommended symbolic name for this
274  * type is "GSS_KRB5_NT_USER_NAME".
275  */
276 extern gss_OID GSS_KRB5_NT_USER_NAME;
277 
278 /*
279  * This name form shall be represented by the Object Identifier {iso(1)
280  * member-body(2) United States(840) mit(113554) infosys(1) gssapi(2)
281  * generic(1) machine_uid_name(2)}.  The recommended symbolic name for
282  * this type is "GSS_KRB5_NT_MACHINE_UID_NAME".
283  */
284 extern gss_OID GSS_KRB5_NT_MACHINE_UID_NAME;
285 
286 /*
287  * This name form shall be represented by the Object Identifier {iso(1)
288  * member-body(2) United States(840) mit(113554) infosys(1) gssapi(2)
289  * generic(1) string_uid_name(3)}.  The recommended symbolic name for
290  * this type is "GSS_KRB5_NT_STRING_UID_NAME".
291  */
292 extern gss_OID GSS_KRB5_NT_STRING_UID_NAME;
293 
294 /* Major status codes */
295 
296 #define GSS_S_COMPLETE 0
297 
298 /*
299  * Some "helper" definitions to make the status code macros obvious.
300  */
301 #define GSS_C_CALLING_ERROR_OFFSET 24
302 #define GSS_C_ROUTINE_ERROR_OFFSET 16
303 #define GSS_C_SUPPLEMENTARY_OFFSET 0
304 #define GSS_C_CALLING_ERROR_MASK 0377ul
305 #define GSS_C_ROUTINE_ERROR_MASK 0377ul
306 #define GSS_C_SUPPLEMENTARY_MASK 0177777ul
307 
308 /*
309  * The macros that test status codes for error conditions.
310  * Note that the GSS_ERROR() macro has changed slightly from
311  * the V1 GSS-API so that it now evaluates its argument
312  * only once.
313  */
314 #define GSS_CALLING_ERROR(x) \
315  (x & (GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET))
316 #define GSS_ROUTINE_ERROR(x) \
317  (x & (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET))
318 #define GSS_SUPPLEMENTARY_INFO(x) \
319  (x & (GSS_C_SUPPLEMENTARY_MASK << GSS_C_SUPPLEMENTARY_OFFSET))
320 #define GSS_ERROR(x) \
321  (x & ((GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET) | \
322        (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET)))
323 
324 /*
325  * Now the actual status code definitions
326  */
327 
328 /*
329  * Calling errors:
330  */
331 #define GSS_S_CALL_INACCESSIBLE_READ \
332 (1ul << GSS_C_CALLING_ERROR_OFFSET)
333 #define GSS_S_CALL_INACCESSIBLE_WRITE \
334 (2ul << GSS_C_CALLING_ERROR_OFFSET)
335 #define GSS_S_CALL_BAD_STRUCTURE \
336 (3ul << GSS_C_CALLING_ERROR_OFFSET)
337 
338 /*
339  * Routine errors:
340  */
341 #define GSS_S_BAD_MECH             (1ul << GSS_C_ROUTINE_ERROR_OFFSET)
342 #define GSS_S_BAD_NAME             (2ul << GSS_C_ROUTINE_ERROR_OFFSET)
343 #define GSS_S_BAD_NAMETYPE         (3ul << GSS_C_ROUTINE_ERROR_OFFSET)
344 #define GSS_S_BAD_BINDINGS         (4ul << GSS_C_ROUTINE_ERROR_OFFSET)
345 #define GSS_S_BAD_STATUS           (5ul << GSS_C_ROUTINE_ERROR_OFFSET)
346 #define GSS_S_BAD_SIG              (6ul << GSS_C_ROUTINE_ERROR_OFFSET)
347 #define GSS_S_BAD_MIC		   GSS_S_BAD_SIG
348 #define GSS_S_NO_CRED              (7ul << GSS_C_ROUTINE_ERROR_OFFSET)
349 #define GSS_S_NO_CONTEXT           (8ul << GSS_C_ROUTINE_ERROR_OFFSET)
350 #define GSS_S_DEFECTIVE_TOKEN      (9ul << GSS_C_ROUTINE_ERROR_OFFSET)
351 #define GSS_S_DEFECTIVE_CREDENTIAL (10ul << GSS_C_ROUTINE_ERROR_OFFSET)
352 #define GSS_S_CREDENTIALS_EXPIRED  (11ul << GSS_C_ROUTINE_ERROR_OFFSET)
353 #define GSS_S_CONTEXT_EXPIRED      (12ul << GSS_C_ROUTINE_ERROR_OFFSET)
354 #define GSS_S_FAILURE              (13ul << GSS_C_ROUTINE_ERROR_OFFSET)
355 #define GSS_S_BAD_QOP              (14ul << GSS_C_ROUTINE_ERROR_OFFSET)
356 #define GSS_S_UNAUTHORIZED         (15ul << GSS_C_ROUTINE_ERROR_OFFSET)
357 #define GSS_S_UNAVAILABLE          (16ul << GSS_C_ROUTINE_ERROR_OFFSET)
358 #define GSS_S_DUPLICATE_ELEMENT    (17ul << GSS_C_ROUTINE_ERROR_OFFSET)
359 #define GSS_S_NAME_NOT_MN          (18ul << GSS_C_ROUTINE_ERROR_OFFSET)
360 
361 /*
362  * Supplementary info bits:
363  */
364 #define GSS_S_CONTINUE_NEEDED \
365 	 (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 0))
366 #define GSS_S_DUPLICATE_TOKEN \
367 	 (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 1))
368 #define GSS_S_OLD_TOKEN \
369 	 (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 2))
370 #define GSS_S_UNSEQ_TOKEN \
371 	 (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 3))
372 #define GSS_S_GAP_TOKEN \
373 	 (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 4))
374 
375 __BEGIN_DECLS
376 
377 /*
378  * Finally, function prototypes for the GSS-API routines.
379  */
380 OM_uint32 gss_acquire_cred
381 	      (OM_uint32 *,            /* minor_status */
382 	       const gss_name_t,       /* desired_name */
383 	       OM_uint32,              /* time_req */
384 	       const gss_OID_set,      /* desired_mechs */
385 	       gss_cred_usage_t,       /* cred_usage */
386 	       gss_cred_id_t *,        /* output_cred_handle */
387 	       gss_OID_set *,          /* actual_mechs */
388 	       OM_uint32 *             /* time_rec */
389 	      );
390 
391 OM_uint32 gss_release_cred
392 	      (OM_uint32 *,            /* minor_status */
393 	       gss_cred_id_t *         /* cred_handle */
394 	      );
395 
396 OM_uint32 gss_init_sec_context
397 	      (OM_uint32 *,            /* minor_status */
398 	       const gss_cred_id_t,    /* initiator_cred_handle */
399 	       gss_ctx_id_t *,         /* context_handle */
400 	       const gss_name_t,       /* target_name */
401 	       const gss_OID,          /* mech_type */
402 	       OM_uint32,              /* req_flags */
403 	       OM_uint32,              /* time_req */
404 	       const gss_channel_bindings_t,
405 				       /* input_chan_bindings */
406 	       const gss_buffer_t,     /* input_token */
407 	       gss_OID *,              /* actual_mech_type */
408 	       gss_buffer_t,           /* output_token */
409 	       OM_uint32 *,            /* ret_flags */
410 	       OM_uint32 *             /* time_rec */
411 	      );
412 
413 OM_uint32 gss_accept_sec_context
414 	      (OM_uint32 *,            /* minor_status */
415 	       gss_ctx_id_t *,         /* context_handle */
416 	       const gss_cred_id_t,    /* acceptor_cred_handle */
417 	       const gss_buffer_t,     /* input_token_buffer */
418 	       const gss_channel_bindings_t,
419 				       /* input_chan_bindings */
420 	       gss_name_t *,           /* src_name */
421 	       gss_OID *,              /* mech_type */
422 	       gss_buffer_t,           /* output_token */
423 	       OM_uint32 *,            /* ret_flags */
424 	       OM_uint32 *,            /* time_rec */
425 	       gss_cred_id_t *         /* delegated_cred_handle */
426 	      );
427 
428 OM_uint32 gss_delete_sec_context
429 	      (OM_uint32 *,            /* minor_status */
430 	       gss_ctx_id_t *,         /* context_handle */
431 	       gss_buffer_t            /* output_token */
432 	      );
433 
434 OM_uint32 gss_get_mic
435 	      (OM_uint32 *,            /* minor_status */
436 	       const gss_ctx_id_t,     /* context_handle */
437 	       gss_qop_t,              /* qop_req */
438 	       const gss_buffer_t,     /* message_buffer */
439 	       gss_buffer_t            /* message_token */
440 	      );
441 
442 OM_uint32 gss_verify_mic
443 	      (OM_uint32 *,            /* minor_status */
444 	       const gss_ctx_id_t,     /* context_handle */
445 	       const gss_buffer_t,     /* message_buffer */
446 	       const gss_buffer_t,     /* token_buffer */
447 	       gss_qop_t *             /* qop_state */
448 	      );
449 
450 OM_uint32 gss_wrap
451 	      (OM_uint32 *,            /* minor_status */
452 	       const gss_ctx_id_t,     /* context_handle */
453 	       int,                    /* conf_req_flag */
454 	       gss_qop_t,              /* qop_req */
455 	       const gss_buffer_t,     /* input_message_buffer */
456 	       int *,                  /* conf_state */
457 	       gss_buffer_t            /* output_message_buffer */
458 	      );
459 
460 OM_uint32 gss_unwrap
461 	      (OM_uint32 *,            /* minor_status */
462 	       const gss_ctx_id_t,     /* context_handle */
463 	       const gss_buffer_t,     /* input_message_buffer */
464 	       gss_buffer_t,           /* output_message_buffer */
465 	       int *,                  /* conf_state */
466 	       gss_qop_t *             /* qop_state */
467 	      );
468 
469 OM_uint32 gss_display_status
470 	      (OM_uint32 *,            /* minor_status */
471 	       OM_uint32,              /* status_value */
472 	       int,                    /* status_type */
473 	       const gss_OID,          /* mech_type */
474 	       OM_uint32 *,            /* message_context */
475 	       gss_buffer_t            /* status_string */
476 	      );
477 
478 OM_uint32 gss_import_name
479 	      (OM_uint32 *,            /* minor_status */
480 	       const gss_buffer_t,     /* input_name_buffer */
481 	       const gss_OID,          /* input_name_type */
482 	       gss_name_t *            /* output_name */
483 	      );
484 
485 OM_uint32 gss_export_name
486 	      (OM_uint32 *,            /* minor_status */
487 	       const gss_name_t,       /* input_name */
488 	       gss_buffer_t            /* exported_name */
489 	      );
490 
491 OM_uint32 gss_release_name
492 	      (OM_uint32 *,            /* minor_status */
493 	       gss_name_t *            /* input_name */
494 	      );
495 
496 OM_uint32 gss_release_buffer
497 	      (OM_uint32 *,            /* minor_status */
498 	       gss_buffer_t            /* buffer */
499 	      );
500 
501 OM_uint32 gss_release_oid_set
502 	      (OM_uint32 *,            /* minor_status */
503 	       gss_OID_set *           /* set */
504 	      );
505 
506 OM_uint32 gss_wrap_size_limit (
507 	       OM_uint32 *,            /* minor_status */
508 	       const gss_ctx_id_t,     /* context_handle */
509 	       int,                    /* conf_req_flag */
510 	       gss_qop_t,              /* qop_req */
511 	       OM_uint32,              /* req_output_size */
512 	       OM_uint32 *             /* max_input_size */
513 	      );
514 
515 OM_uint32 gss_create_empty_oid_set (
516 	       OM_uint32 *,            /* minor_status */
517 	       gss_OID_set *           /* oid_set */
518 	      );
519 
520 OM_uint32 gss_add_oid_set_member (
521 	       OM_uint32 *,            /* minor_status */
522 	       const gss_OID,          /* member_oid */
523 	       gss_OID_set *           /* oid_set */
524 	      );
525 
526 OM_uint32 gss_test_oid_set_member (
527 	       OM_uint32 *,            /* minor_status */
528 	       const gss_OID,          /* member */
529 	       const gss_OID_set,      /* set */
530 	       int *                   /* present */
531 	      );
532 
533 OM_uint32 gss_canonicalize_name (
534 	       OM_uint32 *,            /* minor_status */
535 	       const gss_name_t,       /* input_name */
536 	       const gss_OID,          /* mech_type */
537 	       gss_name_t *            /* output_name */
538 	      );
539 
540 /*
541  * Other extensions and helper functions.
542  */
543 
544 OM_uint32 gss_set_cred_option
545 	      (OM_uint32 *,		/* minor status */
546 	       gss_cred_id_t *,		/* cred */
547 	       const gss_OID,		/* option to set */
548 	       const gss_buffer_t	/* option value */
549 	      );
550 
551 OM_uint32 gss_pname_to_uid
552 	      (OM_uint32 *,		/* minor status */
553 	       const gss_name_t pname,	/* principal name */
554 	       const gss_OID mech,	/* mechanism to query */
555 	       uid_t *uidp		/* pointer to UID for result */
556 	      );
557 
558 /*
559  * On entry, *numgroups is set to the maximum number of groups to return. On exit, *numgroups is set to the actual number of groups returned.
560  */
561 OM_uint32 gss_pname_to_unix_cred
562 	      (OM_uint32 *,		/* minor status */
563 	       const gss_name_t pname,	/* principal name */
564 	       const gss_OID mech,	/* mechanism to query */
565 	       uid_t *uidp,		/* pointer to UID for result */
566 	       gid_t *gidp,		/* pointer to GID for result */
567 	       int *numgroups,		/* number of groups */
568 	       gid_t *groups		/* pointer to group list */
569 	      );
570 
571 /*
572  * Mbuf oriented message signing and encryption.
573  *
574  * Get_mic allocates an mbuf to hold the message checksum. Verify_mic
575  * may modify the passed-in mic but will not free it.
576  *
577  * Wrap and unwrap
578  * consume the message and generate a new mbuf chain with the
579  * result. The original message is freed on error.
580  */
581 struct mbuf;
582 OM_uint32 gss_get_mic_mbuf
583 	      (OM_uint32 *,            /* minor_status */
584 	       const gss_ctx_id_t,     /* context_handle */
585 	       gss_qop_t,              /* qop_req */
586 	       struct mbuf *,          /* message_buffer */
587 	       struct mbuf **          /* message_token */
588 	      );
589 
590 OM_uint32 gss_verify_mic_mbuf
591 	      (OM_uint32 *,            /* minor_status */
592 	       const gss_ctx_id_t,     /* context_handle */
593 	       struct mbuf *,          /* message_buffer */
594 	       struct mbuf *,          /* token_buffer */
595 	       gss_qop_t *             /* qop_state */
596 	      );
597 
598 OM_uint32 gss_wrap_mbuf
599 	      (OM_uint32 *,            /* minor_status */
600 	       const gss_ctx_id_t,     /* context_handle */
601 	       int,                    /* conf_req_flag */
602 	       gss_qop_t,              /* qop_req */
603 	       struct mbuf **,         /* message_buffer */
604 	       int *                   /* conf_state */
605 	      );
606 
607 OM_uint32 gss_unwrap_mbuf
608 	      (OM_uint32 *,            /* minor_status */
609 	       const gss_ctx_id_t,     /* context_handle */
610 	       struct mbuf **,         /* message_buffer */
611 	       int *,                  /* conf_state */
612 	       gss_qop_t *             /* qop_state */
613 	      );
614 
615 __END_DECLS
616 
617 #endif /* _KGSSAPI_GSSAPI_H_ */
618