xref: /freebsd/crypto/heimdal/lib/krb5/krb5.h (revision 5e9cd1ae3e10592ed70e7575551cba1bbab04d84)
1 /*
2  * Copyright (c) 1997 - 2000 Kungliga Tekniska H�gskolan
3  * (Royal Institute of Technology, Stockholm, Sweden).
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  *
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * 3. Neither the name of the Institute nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 /* $Id: krb5.h,v 1.179 2000/12/15 17:11:12 joda Exp $ */
35 
36 #ifndef __KRB5_H__
37 #define __KRB5_H__
38 
39 #include <time.h>
40 #include <krb5-types.h>
41 
42 #include <asn1_err.h>
43 #include <krb5_err.h>
44 #include <heim_err.h>
45 
46 #include <asn1.h>
47 
48 /* simple constants */
49 
50 #ifndef TRUE
51 #define TRUE  1
52 #define FALSE 0
53 #endif
54 
55 typedef int krb5_boolean;
56 
57 typedef int32_t krb5_error_code;
58 
59 typedef int krb5_kvno;
60 
61 typedef u_int32_t krb5_flags;
62 
63 typedef void *krb5_pointer;
64 typedef const void *krb5_const_pointer;
65 
66 typedef octet_string krb5_data;
67 
68 struct krb5_crypto_data;
69 typedef struct krb5_crypto_data *krb5_crypto;
70 
71 typedef CKSUMTYPE krb5_cksumtype;
72 
73 typedef enum krb5_enctype {
74   ETYPE_NULL			= 0,
75   ETYPE_DES_CBC_CRC		= 1,
76   ETYPE_DES_CBC_MD4		= 2,
77   ETYPE_DES_CBC_MD5		= 3,
78   ETYPE_DES3_CBC_MD5		= 5,
79   ETYPE_OLD_DES3_CBC_SHA1	= 7,
80   ETYPE_SIGN_DSA_GENERATE	= 8,
81   ETYPE_ENCRYPT_RSA_PRIV	= 9,
82   ETYPE_ENCRYPT_RSA_PUB		= 10,
83   ETYPE_DES3_CBC_SHA1		= 16, /* with key derivation */
84   ETYPE_ARCFOUR_HMAC_MD5	= 23,
85   ETYPE_ARCFOUR_HMAC_MD5_56	= 24,
86   ETYPE_ENCTYPE_PK_CROSS	= 48,
87   ETYPE_DES_CBC_NONE		= -0x1000,
88   ETYPE_DES3_CBC_NONE		= -0x1001,
89   ETYPE_DES_CFB64_NONE		= -0x1002,
90   ETYPE_DES_PCBC_NONE		= -0x1003,
91   ETYPE_DES3_CBC_NONE_IVEC	= -0x1004
92 } krb5_enctype;
93 
94 typedef PADATA_TYPE krb5_preauthtype;
95 
96 typedef enum krb5_key_usage {
97     KRB5_KU_PA_ENC_TIMESTAMP = 1,
98     /* AS-REQ PA-ENC-TIMESTAMP padata timestamp, encrypted with the
99        client key (section 5.4.1) */
100     KRB5_KU_TICKET = 2,
101     /* AS-REP Ticket and TGS-REP Ticket (includes tgs session key or
102        application session key), encrypted with the service key
103        (section 5.4.2) */
104     KRB5_KU_AS_REP_ENC_PART = 3,
105     /* AS-REP encrypted part (includes tgs session key or application
106        session key), encrypted with the client key (section 5.4.2) */
107     KRB5_KU_TGS_REQ_AUTH_DAT_SESSION = 4,
108     /* TGS-REQ KDC-REQ-BODY AuthorizationData, encrypted with the tgs
109        session key (section 5.4.1) */
110     KRB5_KU_TGS_REQ_AUTH_DAT_SUBKEY = 5,
111     /* TGS-REQ KDC-REQ-BODY AuthorizationData, encrypted with the tgs
112           authenticator subkey (section 5.4.1) */
113     KRB5_KU_TGS_REQ_AUTH_CKSUM = 6,
114     /* TGS-REQ PA-TGS-REQ padata AP-REQ Authenticator cksum, keyed
115        with the tgs session key (sections 5.3.2, 5.4.1) */
116     KRB5_KU_TGS_REQ_AUTH = 7,
117     /* TGS-REQ PA-TGS-REQ padata AP-REQ Authenticator (includes tgs
118        authenticator subkey), encrypted with the tgs session key
119        (section 5.3.2) */
120     KRB5_KU_TGS_REP_ENC_PART_SESSION = 8,
121     /* TGS-REP encrypted part (includes application session key),
122        encrypted with the tgs session key (section 5.4.2) */
123     KRB5_KU_TGS_REP_ENC_PART_SUB_KEY = 9,
124     /* TGS-REP encrypted part (includes application session key),
125        encrypted with the tgs authenticator subkey (section 5.4.2) */
126     KRB5_KU_AP_REQ_AUTH_CKSUM = 10,
127     /* AP-REQ Authenticator cksum, keyed with the application session
128        key (section 5.3.2) */
129     KRB5_KU_AP_REQ_AUTH = 11,
130     /* AP-REQ Authenticator (includes application authenticator
131        subkey), encrypted with the application session key (section
132        5.3.2) */
133     KRB5_KU_AP_REQ_ENC_PART = 12,
134     /* AP-REP encrypted part (includes application session subkey),
135        encrypted with the application session key (section 5.5.2) */
136     KRB5_KU_KRB_PRIV = 13,
137     /* KRB-PRIV encrypted part, encrypted with a key chosen by the
138        application (section 5.7.1) */
139     KRB5_KU_KRB_CRED = 14,
140     /* KRB-CRED encrypted part, encrypted with a key chosen by the
141        application (section 5.8.1) */
142     KRB5_KU_KRB_SAFE_CKSUM = 15,
143     /* KRB-SAFE cksum, keyed with a key chosen by the application
144        (section 5.6.1) */
145     KRB5_KU_OTHER_ENCRYPTED = 16,
146     /* Data which is defined in some specification outside of
147        Kerberos to be encrypted using an RFC1510 encryption type. */
148     KRB5_KU_OTHER_CKSUM = 17,
149     /* Data which is defined in some specification outside of
150        Kerberos to be checksummed using an RFC1510 checksum type. */
151     KRB5_KU_KRB_ERROR = 18,
152     /* Krb-error checksum */
153     KRB5_KU_AD_KDC_ISSUED = 19,
154     /* AD-KDCIssued checksum */
155     KRB5_KU_MANDATORY_TICKET_EXTENSION = 20,
156     /* Checksum for Mandatory Ticket Extensions */
157     KRB5_KU_AUTH_DATA_TICKET_EXTENSION = 21,
158     /* Checksum in Authorization Data in Ticket Extensions */
159     KRB5_KU_USAGE_SEAL = 22,
160     /* seal in GSSAPI krb5 mechanism */
161     KRB5_KU_USAGE_SIGN = 23,
162     /* sign in GSSAPI krb5 mechanism */
163     KRB5_KU_USAGE_SEQ = 24
164     /* SEQ in GSSAPI krb5 mechanism */
165 } krb5_key_usage;
166 
167 typedef enum krb5_salttype {
168     KRB5_PW_SALT = KRB5_PADATA_PW_SALT,
169     KRB5_AFS3_SALT = KRB5_PADATA_AFS3_SALT
170 }krb5_salttype;
171 
172 typedef struct krb5_salt {
173     krb5_salttype salttype;
174     krb5_data saltvalue;
175 } krb5_salt;
176 
177 typedef ETYPE_INFO krb5_preauthinfo;
178 
179 typedef struct {
180     krb5_preauthtype type;
181     krb5_preauthinfo info; /* list of preauthinfo for this type */
182 } krb5_preauthdata_entry;
183 
184 typedef struct krb5_preauthdata {
185     unsigned len;
186     krb5_preauthdata_entry *val;
187 }krb5_preauthdata;
188 
189 typedef enum krb5_address_type {
190     KRB5_ADDRESS_INET     =   2,
191     KRB5_ADDRESS_INET6    =  24,
192     KRB5_ADDRESS_ADDRPORT = 256,
193     KRB5_ADDRESS_IPPORT   = 257
194 } krb5_address_type;
195 
196 enum {
197   AP_OPTS_USE_SESSION_KEY = 1,
198   AP_OPTS_MUTUAL_REQUIRED = 2
199 };
200 
201 typedef HostAddress krb5_address;
202 
203 typedef HostAddresses krb5_addresses;
204 
205 typedef enum krb5_keytype {
206     KEYTYPE_NULL	= 0,
207     KEYTYPE_DES		= 1,
208     KEYTYPE_DES3	= 7,
209     KEYTYPE_ARCFOUR	= 23
210 } krb5_keytype;
211 
212 typedef EncryptionKey krb5_keyblock;
213 
214 typedef AP_REQ krb5_ap_req;
215 
216 struct krb5_cc_ops;
217 
218 #define KRB5_DEFAULT_CCFILE_ROOT "/tmp/krb5cc_"
219 
220 #define KRB5_DEFAULT_CCROOT "FILE:" KRB5_DEFAULT_CCFILE_ROOT
221 
222 #define KRB5_ACCEPT_NULL_ADDRESSES(C) 					 \
223     krb5_config_get_bool_default((C), NULL, TRUE, 			 \
224 				 "libdefaults", "accept_null_addresses", \
225 				 NULL)
226 
227 typedef void *krb5_cc_cursor;
228 
229 typedef struct krb5_ccache_data {
230     const struct krb5_cc_ops *ops;
231     krb5_data data;
232 }krb5_ccache_data;
233 
234 typedef struct krb5_ccache_data *krb5_ccache;
235 
236 typedef struct krb5_context_data *krb5_context;
237 
238 typedef Realm krb5_realm;
239 typedef const char *krb5_const_realm; /* stupid language */
240 
241 #define krb5_realm_length(r) strlen(r)
242 #define krb5_realm_data(r) (r)
243 
244 typedef Principal krb5_principal_data;
245 typedef struct Principal *krb5_principal;
246 typedef const struct Principal *krb5_const_principal;
247 
248 typedef time_t krb5_deltat;
249 typedef time_t krb5_timestamp;
250 
251 typedef struct krb5_times {
252   krb5_timestamp authtime;
253   krb5_timestamp starttime;
254   krb5_timestamp endtime;
255   krb5_timestamp renew_till;
256 } krb5_times;
257 
258 typedef union {
259     TicketFlags b;
260     krb5_flags i;
261 } krb5_ticket_flags;
262 
263 /* options for krb5_get_in_tkt() */
264 #define KDC_OPT_FORWARDABLE		(1 << 1)
265 #define KDC_OPT_FORWARDED		(1 << 2)
266 #define KDC_OPT_PROXIABLE		(1 << 3)
267 #define KDC_OPT_PROXY			(1 << 4)
268 #define KDC_OPT_ALLOW_POSTDATE		(1 << 5)
269 #define KDC_OPT_POSTDATED		(1 << 6)
270 #define KDC_OPT_RENEWABLE		(1 << 8)
271 #define KDC_OPT_REQUEST_ANONYMOUS	(1 << 14)
272 #define KDC_OPT_DISABLE_TRANSITED_CHECK	(1 << 26)
273 #define KDC_OPT_RENEWABLE_OK		(1 << 27)
274 #define KDC_OPT_ENC_TKT_IN_SKEY		(1 << 28)
275 #define KDC_OPT_RENEW			(1 << 30)
276 #define KDC_OPT_VALIDATE		(1 << 31)
277 
278 typedef union {
279     KDCOptions b;
280     krb5_flags i;
281 } krb5_kdc_flags;
282 
283 /* flags for krb5_verify_ap_req */
284 
285 #define KRB5_VERIFY_AP_REQ_IGNORE_INVALID	(1 << 0)
286 
287 #define KRB5_GC_CACHED		1
288 #define KRB5_GC_USER_USER	2
289 
290 /* constants for compare_creds (and cc_retrieve_cred) */
291 #define KRB5_TC_DONT_MATCH_REALM	(1U << 31)
292 #define KRB5_TC_MATCH_KEYTYPE		(1U << 30)
293 
294 typedef AuthorizationData krb5_authdata;
295 
296 typedef KRB_ERROR krb5_error;
297 
298 typedef struct krb5_creds {
299     krb5_principal client;
300     krb5_principal server;
301     krb5_keyblock session;
302     krb5_times times;
303     krb5_data ticket;
304     krb5_data second_ticket;
305     krb5_authdata authdata;
306     krb5_addresses addresses;
307     krb5_ticket_flags flags;
308 } krb5_creds;
309 
310 typedef struct krb5_cc_ops {
311     char *prefix;
312     char* (*get_name)(krb5_context, krb5_ccache);
313     krb5_error_code (*resolve)(krb5_context, krb5_ccache *, const char *);
314     krb5_error_code (*gen_new)(krb5_context, krb5_ccache *);
315     krb5_error_code (*init)(krb5_context, krb5_ccache, krb5_principal);
316     krb5_error_code (*destroy)(krb5_context, krb5_ccache);
317     krb5_error_code (*close)(krb5_context, krb5_ccache);
318     krb5_error_code (*store)(krb5_context, krb5_ccache, krb5_creds*);
319     krb5_error_code (*retrieve)(krb5_context, krb5_ccache,
320 				krb5_flags, krb5_creds*, krb5_creds);
321     krb5_error_code (*get_princ)(krb5_context, krb5_ccache, krb5_principal*);
322     krb5_error_code (*get_first)(krb5_context, krb5_ccache, krb5_cc_cursor *);
323     krb5_error_code (*get_next)(krb5_context, krb5_ccache,
324 				krb5_cc_cursor*, krb5_creds*);
325     krb5_error_code (*end_get)(krb5_context, krb5_ccache, krb5_cc_cursor*);
326     krb5_error_code (*remove_cred)(krb5_context, krb5_ccache,
327 				   krb5_flags, krb5_creds*);
328     krb5_error_code (*set_flags)(krb5_context, krb5_ccache, krb5_flags);
329     int (*get_version)(krb5_context, krb5_ccache);
330 } krb5_cc_ops;
331 
332 struct krb5_log_facility;
333 
334 struct krb5_config_binding {
335     enum { krb5_config_string, krb5_config_list } type;
336     char *name;
337     struct krb5_config_binding *next;
338     union {
339 	char *string;
340 	struct krb5_config_binding *list;
341 	void *generic;
342     } u;
343 };
344 
345 typedef struct krb5_config_binding krb5_config_binding;
346 
347 typedef krb5_config_binding krb5_config_section;
348 
349 typedef struct krb5_context_data {
350     krb5_enctype *etypes;
351     krb5_enctype *etypes_des;
352     char **default_realms;
353     time_t max_skew;
354     time_t kdc_timeout;
355     unsigned max_retries;
356     int32_t kdc_sec_offset;
357     int32_t kdc_usec_offset;
358     krb5_config_section *cf;
359     struct et_list *et_list;
360     struct krb5_log_facility *warn_dest;
361     krb5_cc_ops *cc_ops;
362     int num_cc_ops;
363     const char *http_proxy;
364     const char *time_fmt;
365     krb5_boolean log_utc;
366     const char *default_keytab;
367     krb5_boolean use_admin_kdc;
368     krb5_addresses *extra_addresses;
369     krb5_boolean scan_interfaces;	/* `ifconfig -a' */
370     krb5_boolean srv_lookup;		/* do SRV lookups */
371     krb5_boolean srv_try_txt;		/* try TXT records also */
372     krb5_boolean srv_try_rfc2052;	/* try RFC2052 compatible records */
373     int32_t fcache_vno;			/* create cache files w/ this
374                                            version */
375     int num_kt_types;			/* # of registered keytab types */
376     struct krb5_keytab_data *kt_types;  /* registered keytab types */
377     const char *date_fmt;
378 } krb5_context_data;
379 
380 typedef struct krb5_ticket {
381     EncTicketPart ticket;
382     krb5_principal client;
383     krb5_principal server;
384 } krb5_ticket;
385 
386 typedef Authenticator krb5_authenticator_data;
387 
388 typedef krb5_authenticator_data *krb5_authenticator;
389 
390 struct krb5_rcache_data;
391 typedef struct krb5_rcache_data *krb5_rcache;
392 typedef Authenticator krb5_donot_replay;
393 
394 #define KRB5_STORAGE_HOST_BYTEORDER			0x01
395 #define KRB5_STORAGE_PRINCIPAL_WRONG_NUM_COMPONENTS	0x02
396 #define KRB5_STORAGE_PRINCIPAL_NO_NAME_TYPE		0x04
397 #define KRB5_STORAGE_KEYBLOCK_KEYTYPE_TWICE		0x08
398 
399 typedef struct krb5_storage {
400     void *data;
401     ssize_t (*fetch)(struct krb5_storage*, void*, size_t);
402     ssize_t (*store)(struct krb5_storage*, const void*, size_t);
403     off_t (*seek)(struct krb5_storage*, off_t, int);
404     void (*free)(struct krb5_storage*);
405     krb5_flags flags;
406 } krb5_storage;
407 
408 typedef struct krb5_keytab_entry {
409     krb5_principal principal;
410     krb5_kvno vno;
411     krb5_keyblock keyblock;
412     u_int32_t timestamp;
413 } krb5_keytab_entry;
414 
415 typedef struct krb5_kt_cursor {
416     int fd;
417     krb5_storage *sp;
418     void *data;
419 } krb5_kt_cursor;
420 
421 struct krb5_keytab_data;
422 
423 typedef struct krb5_keytab_data *krb5_keytab;
424 
425 struct krb5_keytab_data {
426     char *prefix;
427     krb5_error_code (*resolve)(krb5_context, const char*, krb5_keytab);
428     krb5_error_code (*get_name)(krb5_context, krb5_keytab, char*, size_t);
429     krb5_error_code (*close)(krb5_context, krb5_keytab);
430     krb5_error_code (*get)(krb5_context, krb5_keytab, krb5_const_principal,
431 			   krb5_kvno, krb5_enctype, krb5_keytab_entry*);
432     krb5_error_code (*start_seq_get)(krb5_context, krb5_keytab, krb5_kt_cursor*);
433     krb5_error_code (*next_entry)(krb5_context, krb5_keytab,
434 				  krb5_keytab_entry*, krb5_kt_cursor*);
435     krb5_error_code (*end_seq_get)(krb5_context, krb5_keytab, krb5_kt_cursor*);
436     krb5_error_code (*add)(krb5_context, krb5_keytab, krb5_keytab_entry*);
437     krb5_error_code (*remove)(krb5_context, krb5_keytab, krb5_keytab_entry*);
438     void *data;
439     int32_t version;
440 };
441 
442 typedef struct krb5_keytab_data krb5_kt_ops;
443 
444 struct krb5_keytab_key_proc_args {
445     krb5_keytab keytab;
446     krb5_principal principal;
447 };
448 
449 typedef struct krb5_keytab_key_proc_args krb5_keytab_key_proc_args;
450 
451 typedef struct krb5_replay_data {
452     krb5_timestamp timestamp;
453     u_int32_t usec;
454     u_int32_t seq;
455 } krb5_replay_data;
456 
457 /* flags for krb5_auth_con_setflags */
458 enum {
459     KRB5_AUTH_CONTEXT_DO_TIME      = 1,
460     KRB5_AUTH_CONTEXT_RET_TIME     = 2,
461     KRB5_AUTH_CONTEXT_DO_SEQUENCE  = 4,
462     KRB5_AUTH_CONTEXT_RET_SEQUENCE = 8,
463     KRB5_AUTH_CONTEXT_PERMIT_ALL   = 16
464 };
465 
466 /* flags for krb5_auth_con_genaddrs */
467 enum {
468     KRB5_AUTH_CONTEXT_GENERATE_LOCAL_ADDR       = 1,
469     KRB5_AUTH_CONTEXT_GENERATE_LOCAL_FULL_ADDR  = 3,
470     KRB5_AUTH_CONTEXT_GENERATE_REMOTE_ADDR      = 4,
471     KRB5_AUTH_CONTEXT_GENERATE_REMOTE_FULL_ADDR = 12
472 };
473 
474 typedef struct krb5_auth_context_data {
475     unsigned int flags;
476 
477     krb5_address *local_address;
478     krb5_address *remote_address;
479     int16_t local_port;
480     int16_t remote_port;
481     krb5_keyblock *keyblock;
482     krb5_keyblock *local_subkey;
483     krb5_keyblock *remote_subkey;
484 
485     u_int32_t local_seqnumber;
486     u_int32_t remote_seqnumber;
487 
488     krb5_authenticator authenticator;
489 
490     krb5_pointer i_vector;
491 
492     krb5_rcache rcache;
493 
494     krb5_keytype keytype;	/* �requested key type ? */
495     krb5_cksumtype cksumtype;	/* �requested checksum type! */
496 
497 }krb5_auth_context_data, *krb5_auth_context;
498 
499 typedef struct {
500     KDC_REP kdc_rep;
501     EncKDCRepPart enc_part;
502     KRB_ERROR error;
503 } krb5_kdc_rep;
504 
505 extern const char *heimdal_version, *heimdal_long_version;
506 
507 typedef void (*krb5_log_log_func_t)(const char*, const char*, void*);
508 typedef void (*krb5_log_close_func_t)(void*);
509 
510 typedef struct krb5_log_facility {
511     const char *program;
512     int len;
513     struct facility *val;
514 } krb5_log_facility;
515 
516 typedef EncAPRepPart krb5_ap_rep_enc_part;
517 
518 #define KRB5_RECVAUTH_IGNORE_VERSION 1
519 
520 #define KRB5_SENDAUTH_VERSION "KRB5_SENDAUTH_V1.0"
521 
522 #define KRB5_TGS_NAME_SIZE (6)
523 #define KRB5_TGS_NAME ("krbtgt")
524 
525 /* variables */
526 
527 extern const char krb5_config_file[];
528 extern const char krb5_defkeyname[];
529 
530 typedef struct _krb5_prompt {
531     char *prompt;
532     int hidden;
533     krb5_data *reply;
534 } krb5_prompt;
535 
536 typedef int (*krb5_prompter_fct)(krb5_context context,
537 				 void *data,
538 				 const char *banner,
539 				 int num_prompts,
540 				 krb5_prompt prompts[]);
541 
542 typedef krb5_error_code (*krb5_key_proc)(krb5_context context,
543 					 krb5_enctype type,
544 					 krb5_salt salt,
545 					 krb5_const_pointer keyseed,
546 					 krb5_keyblock **key);
547 typedef krb5_error_code (*krb5_decrypt_proc)(krb5_context context,
548 					     krb5_keyblock *key,
549 					     krb5_key_usage usage,
550 					     krb5_const_pointer decrypt_arg,
551 					     krb5_kdc_rep *dec_rep);
552 
553 
554 typedef struct _krb5_get_init_creds_opt {
555     krb5_flags flags;
556     krb5_deltat tkt_life;
557     krb5_deltat renew_life;
558     int forwardable;
559     int proxiable;
560     int anonymous;
561     krb5_enctype *etype_list;
562     int etype_list_length;
563     krb5_addresses *address_list;
564 #if 0 /* this is the MIT-way */
565     krb5_address **address_list;
566 #endif
567     /* XXX the next three should not be used, as they may be
568        removed later */
569     krb5_preauthtype *preauth_list;
570     int preauth_list_length;
571     krb5_data *salt;
572 } krb5_get_init_creds_opt;
573 
574 #define KRB5_GET_INIT_CREDS_OPT_TKT_LIFE	0x0001
575 #define KRB5_GET_INIT_CREDS_OPT_RENEW_LIFE	0x0002
576 #define KRB5_GET_INIT_CREDS_OPT_FORWARDABLE	0x0004
577 #define KRB5_GET_INIT_CREDS_OPT_PROXIABLE	0x0008
578 #define KRB5_GET_INIT_CREDS_OPT_ETYPE_LIST	0x0010
579 #define KRB5_GET_INIT_CREDS_OPT_ADDRESS_LIST	0x0020
580 #define KRB5_GET_INIT_CREDS_OPT_PREAUTH_LIST	0x0040
581 #define KRB5_GET_INIT_CREDS_OPT_SALT		0x0080
582 #define KRB5_GET_INIT_CREDS_OPT_ANONYMOUS	0x0100
583 
584 typedef struct _krb5_verify_init_creds_opt {
585     krb5_flags flags;
586     int ap_req_nofail;
587 } krb5_verify_init_creds_opt;
588 
589 #define KRB5_VERIFY_INIT_CREDS_OPT_AP_REQ_NOFAIL	0x0001
590 
591 extern const krb5_cc_ops krb5_fcc_ops;
592 extern const krb5_cc_ops krb5_mcc_ops;
593 
594 extern const krb5_kt_ops krb5_fkt_ops;
595 extern const krb5_kt_ops krb5_mkt_ops;
596 extern const krb5_kt_ops krb5_akf_ops;
597 extern const krb5_kt_ops krb4_fkt_ops;
598 
599 #define KRB5_KPASSWD_SUCCESS	0
600 #define KRB5_KPASSWD_MALFORMED	0
601 #define KRB5_KPASSWD_HARDERROR	0
602 #define KRB5_KPASSWD_AUTHERROR	0
603 #define KRB5_KPASSWD_SOFTERROR	0
604 
605 #define KPASSWD_PORT 464
606 
607 struct credentials; /* this is to keep the compiler happy */
608 struct getargs;
609 
610 struct sockaddr;
611 
612 #include <krb5-protos.h>
613 
614 #endif /* __KRB5_H__ */
615 
616