source/heimdal/lib/krb5/krb5.h

   1 /*
   2  * Copyright (c) 1997 - 2004 Kungliga Tekniska Högskolan
   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 1.240 2005/11/30 15:20:32 lha 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 #include <k524_err.h>
  46
  47 #include <krb5_asn1.h>
  48
  49 /* name confusion with MIT */
  50 #ifndef KRB5KDC_ERR_KEY_EXP
  51 #define KRB5KDC_ERR_KEY_EXP KRB5KDC_ERR_KEY_EXPIRED
  52 #endif
  53
  54 /* simple constants */
  55
  56 #ifndef TRUE
  57 #define TRUE  1
  58 #define FALSE 0
  59 #endif
  60
  61 typedef int krb5_boolean;
  62
  63 typedef int32_t krb5_error_code;
  64
  65 typedef int krb5_kvno;
  66
  67 typedef u_int32_t krb5_flags;
  68
  69 typedef void *krb5_pointer;
  70 typedef const void *krb5_const_pointer;
  71
  72 struct krb5_crypto_data;
  73 typedef struct krb5_crypto_data *krb5_crypto;
  74
  75 typedef CKSUMTYPE krb5_cksumtype;
  76
  77 typedef Checksum krb5_checksum;
  78
  79 typedef ENCTYPE krb5_enctype;
  80
  81 typedef heim_octet_string krb5_data;
  82
  83 /* PKINIT related forward declarations */
  84 struct ContentInfo;
  85 struct krb5_pk_identity;
  86 struct krb5_pk_cert;
  87
  88 /* krb5_enc_data is a mit compat structure */
  89 typedef struct krb5_enc_data {
  90     krb5_enctype enctype;
  91     krb5_kvno kvno;
  92     krb5_data ciphertext;
  93 } krb5_enc_data;
  94
  95 /* alternative names */
  96 enum {
  97     ENCTYPE_NULL                = ETYPE_NULL,
  98     ENCTYPE_DES_CBC_CRC         = ETYPE_DES_CBC_CRC,
  99     ENCTYPE_DES_CBC_MD4         = ETYPE_DES_CBC_MD4,
 100     ENCTYPE_DES_CBC_MD5         = ETYPE_DES_CBC_MD5,
 101     ENCTYPE_DES3_CBC_MD5        = ETYPE_DES3_CBC_MD5,
 102     ENCTYPE_OLD_DES3_CBC_SHA1   = ETYPE_OLD_DES3_CBC_SHA1,
 103     ENCTYPE_SIGN_DSA_GENERATE   = ETYPE_SIGN_DSA_GENERATE,
 104     ENCTYPE_ENCRYPT_RSA_PRIV    = ETYPE_ENCRYPT_RSA_PRIV,
 105     ENCTYPE_ENCRYPT_RSA_PUB     = ETYPE_ENCRYPT_RSA_PUB,
 106     ENCTYPE_DES3_CBC_SHA1       = ETYPE_DES3_CBC_SHA1,
 107     ENCTYPE_AES128_CTS_HMAC_SHA1_96 = ETYPE_AES128_CTS_HMAC_SHA1_96,
 108     ENCTYPE_AES256_CTS_HMAC_SHA1_96 = ETYPE_AES256_CTS_HMAC_SHA1_96,
 109     ENCTYPE_ARCFOUR_HMAC        = ETYPE_ARCFOUR_HMAC_MD5,
 110     ENCTYPE_ARCFOUR_HMAC_MD5    = ETYPE_ARCFOUR_HMAC_MD5,
 111     ENCTYPE_ARCFOUR_HMAC_MD5_56 = ETYPE_ARCFOUR_HMAC_MD5_56,
 112     ENCTYPE_ENCTYPE_PK_CROSS    = ETYPE_ENCTYPE_PK_CROSS,
 113     ENCTYPE_DES_CBC_NONE        = ETYPE_DES_CBC_NONE,
 114     ENCTYPE_DES3_CBC_NONE       = ETYPE_DES3_CBC_NONE,
 115     ENCTYPE_DES_CFB64_NONE      = ETYPE_DES_CFB64_NONE,
 116     ENCTYPE_DES_PCBC_NONE       = ETYPE_DES_PCBC_NONE
 117 };
 118
 119 typedef PADATA_TYPE krb5_preauthtype;
 120
 121 typedef enum krb5_key_usage {
 122     KRB5_KU_PA_ENC_TIMESTAMP = 1,
 123     /* AS-REQ PA-ENC-TIMESTAMP padata timestamp, encrypted with the
 124        client key (section 5.4.1) */
 125     KRB5_KU_TICKET = 2,
 126     /* AS-REP Ticket and TGS-REP Ticket (includes tgs session key or
 127        application session key), encrypted with the service key
 128        (section 5.4.2) */
 129     KRB5_KU_AS_REP_ENC_PART = 3,
 130     /* AS-REP encrypted part (includes tgs session key or application
 131        session key), encrypted with the client key (section 5.4.2) */
 132     KRB5_KU_TGS_REQ_AUTH_DAT_SESSION = 4,
 133     /* TGS-REQ KDC-REQ-BODY AuthorizationData, encrypted with the tgs
 134        session key (section 5.4.1) */
 135     KRB5_KU_TGS_REQ_AUTH_DAT_SUBKEY = 5,
 136     /* TGS-REQ KDC-REQ-BODY AuthorizationData, encrypted with the tgs
 137           authenticator subkey (section 5.4.1) */
 138     KRB5_KU_TGS_REQ_AUTH_CKSUM = 6,
 139     /* TGS-REQ PA-TGS-REQ padata AP-REQ Authenticator cksum, keyed
 140        with the tgs session key (sections 5.3.2, 5.4.1) */
 141     KRB5_KU_TGS_REQ_AUTH = 7,
 142     /* TGS-REQ PA-TGS-REQ padata AP-REQ Authenticator (includes tgs
 143        authenticator subkey), encrypted with the tgs session key
 144        (section 5.3.2) */
 145     KRB5_KU_TGS_REP_ENC_PART_SESSION = 8,
 146     /* TGS-REP encrypted part (includes application session key),
 147        encrypted with the tgs session key (section 5.4.2) */
 148     KRB5_KU_TGS_REP_ENC_PART_SUB_KEY = 9,
 149     /* TGS-REP encrypted part (includes application session key),
 150        encrypted with the tgs authenticator subkey (section 5.4.2) */
 151     KRB5_KU_AP_REQ_AUTH_CKSUM = 10,
 152     /* AP-REQ Authenticator cksum, keyed with the application session
 153        key (section 5.3.2) */
 154     KRB5_KU_AP_REQ_AUTH = 11,
 155     /* AP-REQ Authenticator (includes application authenticator
 156        subkey), encrypted with the application session key (section
 157        5.3.2) */
 158     KRB5_KU_AP_REQ_ENC_PART = 12,
 159     /* AP-REP encrypted part (includes application session subkey),
 160        encrypted with the application session key (section 5.5.2) */
 161     KRB5_KU_KRB_PRIV = 13,
 162     /* KRB-PRIV encrypted part, encrypted with a key chosen by the
 163        application (section 5.7.1) */
 164     KRB5_KU_KRB_CRED = 14,
 165     /* KRB-CRED encrypted part, encrypted with a key chosen by the
 166        application (section 5.8.1) */
 167     KRB5_KU_KRB_SAFE_CKSUM = 15,
 168     /* KRB-SAFE cksum, keyed with a key chosen by the application
 169        (section 5.6.1) */
 170     KRB5_KU_OTHER_ENCRYPTED = 16,
 171     /* Data which is defined in some specification outside of
 172        Kerberos to be encrypted using an RFC1510 encryption type. */
 173     KRB5_KU_OTHER_CKSUM = 17,
 174     /* Data which is defined in some specification outside of
 175        Kerberos to be checksummed using an RFC1510 checksum type. */
 176     KRB5_KU_KRB_ERROR = 18,
 177     /* Krb-error checksum */
 178     KRB5_KU_AD_KDC_ISSUED = 19,
 179     /* AD-KDCIssued checksum */
 180     KRB5_KU_MANDATORY_TICKET_EXTENSION = 20,
 181     /* Checksum for Mandatory Ticket Extensions */
 182     KRB5_KU_AUTH_DATA_TICKET_EXTENSION = 21,
 183     /* Checksum in Authorization Data in Ticket Extensions */
 184     KRB5_KU_USAGE_SEAL = 22,
 185     /* seal in GSSAPI krb5 mechanism */
 186     KRB5_KU_USAGE_SIGN = 23,
 187     /* sign in GSSAPI krb5 mechanism */
 188     KRB5_KU_USAGE_SEQ = 24,
 189     /* SEQ in GSSAPI krb5 mechanism */
 190     KRB5_KU_USAGE_ACCEPTOR_SEAL = 22,
 191     /* acceptor sign in GSSAPI CFX krb5 mechanism */
 192     KRB5_KU_USAGE_ACCEPTOR_SIGN = 23,
 193     /* acceptor seal in GSSAPI CFX krb5 mechanism */
 194     KRB5_KU_USAGE_INITIATOR_SEAL = 24,
 195     /* initiator sign in GSSAPI CFX krb5 mechanism */
 196     KRB5_KU_USAGE_INITIATOR_SIGN = 25,
 197     /* initiator seal in GSSAPI CFX krb5 mechanism */
 198     KRB5_KU_PA_SERVER_REFERRAL_DATA = 22,
 199     /* encrypted server referral data */
 200     KRB5_KU_SAM_CHECKSUM = 25,
 201     /* Checksum for the SAM-CHECKSUM field */
 202     KRB5_KU_SAM_ENC_TRACK_ID = 26,
 203     /* Encryption of the SAM-TRACK-ID field */
 204     KRB5_KU_PA_SERVER_REFERRAL = 26,
 205     /* Keyusage for the server referral in a TGS req */
 206     KRB5_KU_SAM_ENC_NONCE_SAD = 27
 207     /* Encryption of the SAM-NONCE-OR-SAD field */
 208 } krb5_key_usage;
 209
 210 typedef krb5_key_usage krb5_keyusage;
 211
 212 typedef enum krb5_salttype {
 213     KRB5_PW_SALT = KRB5_PADATA_PW_SALT,
 214     KRB5_AFS3_SALT = KRB5_PADATA_AFS3_SALT
 215 }krb5_salttype;
 216
 217 typedef struct krb5_salt {
 218     krb5_salttype salttype;
 219     krb5_data saltvalue;
 220 } krb5_salt;
 221
 222 typedef ETYPE_INFO krb5_preauthinfo;
 223
 224 typedef struct {
 225     krb5_preauthtype type;
 226     krb5_preauthinfo info; /* list of preauthinfo for this type */
 227 } krb5_preauthdata_entry;
 228
 229 typedef struct krb5_preauthdata {
 230     unsigned len;
 231     krb5_preauthdata_entry *val;
 232 }krb5_preauthdata;
 233
 234 typedef enum krb5_address_type {
 235     KRB5_ADDRESS_INET     =   2,
 236     KRB5_ADDRESS_NETBIOS  =  20,
 237     KRB5_ADDRESS_INET6    =  24,
 238     KRB5_ADDRESS_ADDRPORT = 256,
 239     KRB5_ADDRESS_IPPORT   = 257
 240 } krb5_address_type;
 241
 242 enum {
 243   AP_OPTS_USE_SESSION_KEY = 1,
 244   AP_OPTS_MUTUAL_REQUIRED = 2,
 245   AP_OPTS_USE_SUBKEY = 4                /* library internal */
 246 };
 247
 248 typedef HostAddress krb5_address;
 249
 250 typedef HostAddresses krb5_addresses;
 251
 252 typedef enum krb5_keytype {
 253     KEYTYPE_NULL        = 0,
 254     KEYTYPE_DES         = 1,
 255     KEYTYPE_DES3        = 7,
 256     KEYTYPE_AES128      = 17,
 257     KEYTYPE_AES256      = 18,
 258     KEYTYPE_ARCFOUR     = 23,
 259     KEYTYPE_ARCFOUR_56  = 24,
 260     KEYTYPE_RC2         = -0x1005,
 261     KEYTYPE_AES192      = -0x1006
 262 } krb5_keytype;
 263
 264 typedef EncryptionKey krb5_keyblock;
 265
 266 typedef AP_REQ krb5_ap_req;
 267
 268 struct krb5_cc_ops;
 269
 270 #define KRB5_DEFAULT_CCFILE_ROOT "/tmp/krb5cc_"
 271
 272 #define KRB5_DEFAULT_CCROOT "FILE:" KRB5_DEFAULT_CCFILE_ROOT
 273
 274 #define KRB5_ACCEPT_NULL_ADDRESSES(C)                                    \
 275     krb5_config_get_bool_default((C), NULL, TRUE,                        \
 276                                  "libdefaults", "accept_null_addresses", \
 277                                  NULL)
 278
 279 typedef void *krb5_cc_cursor;
 280
 281 typedef struct krb5_ccache_data {
 282     const struct krb5_cc_ops *ops;
 283     krb5_data data;
 284 }krb5_ccache_data;
 285
 286 typedef struct krb5_ccache_data *krb5_ccache;
 287
 288 typedef struct krb5_context_data *krb5_context;
 289
 290 typedef Realm krb5_realm;
 291 typedef const char *krb5_const_realm; /* stupid language */
 292
 293 #define krb5_realm_length(r) strlen(r)
 294 #define krb5_realm_data(r) (r)
 295
 296 typedef Principal krb5_principal_data;
 297 typedef struct Principal *krb5_principal;
 298 typedef const struct Principal *krb5_const_principal;
 299
 300 typedef time_t krb5_deltat;
 301 typedef time_t krb5_timestamp;
 302
 303 typedef struct krb5_times {
 304   krb5_timestamp authtime;
 305   krb5_timestamp starttime;
 306   krb5_timestamp endtime;
 307   krb5_timestamp renew_till;
 308 } krb5_times;
 309
 310 typedef union {
 311     TicketFlags b;
 312     krb5_flags i;
 313 } krb5_ticket_flags;
 314
 315 /* options for krb5_get_in_tkt() */
 316 #define KDC_OPT_FORWARDABLE             (1 << 1)
 317 #define KDC_OPT_FORWARDED               (1 << 2)
 318 #define KDC_OPT_PROXIABLE               (1 << 3)
 319 #define KDC_OPT_PROXY                   (1 << 4)
 320 #define KDC_OPT_ALLOW_POSTDATE          (1 << 5)
 321 #define KDC_OPT_POSTDATED               (1 << 6)
 322 #define KDC_OPT_RENEWABLE               (1 << 8)
 323 #define KDC_OPT_REQUEST_ANONYMOUS       (1 << 14)
 324 #define KDC_OPT_DISABLE_TRANSITED_CHECK (1 << 26)
 325 #define KDC_OPT_RENEWABLE_OK            (1 << 27)
 326 #define KDC_OPT_ENC_TKT_IN_SKEY         (1 << 28)
 327 #define KDC_OPT_RENEW                   (1 << 30)
 328 #define KDC_OPT_VALIDATE                (1 << 31)
 329
 330 typedef union {
 331     KDCOptions b;
 332     krb5_flags i;
 333 } krb5_kdc_flags;
 334
 335 /* flags for krb5_verify_ap_req */
 336
 337 #define KRB5_VERIFY_AP_REQ_IGNORE_INVALID       (1 << 0)
 338
 339 #define KRB5_GC_CACHED                  (1U << 0)
 340 #define KRB5_GC_USER_USER               (1U << 1)
 341 #define KRB5_GC_EXPIRED_OK              (1U << 2)
 342
 343 /* constants for compare_creds (and cc_retrieve_cred) */
 344 #define KRB5_TC_DONT_MATCH_REALM        (1U << 31)
 345 #define KRB5_TC_MATCH_KEYTYPE           (1U << 30)
 346 #define KRB5_TC_MATCH_KTYPE             KRB5_TC_MATCH_KEYTYPE    /* MIT name */
 347 #define KRB5_TC_MATCH_SRV_NAMEONLY      (1 << 29)
 348 #define KRB5_TC_MATCH_FLAGS_EXACT       (1 << 28)
 349 #define KRB5_TC_MATCH_FLAGS             (1 << 27)
 350 #define KRB5_TC_MATCH_TIMES_EXACT       (1 << 26)
 351 #define KRB5_TC_MATCH_TIMES             (1 << 25)
 352 #define KRB5_TC_MATCH_AUTHDATA          (1 << 24)
 353 #define KRB5_TC_MATCH_2ND_TKT           (1 << 23)
 354 #define KRB5_TC_MATCH_IS_SKEY           (1 << 22)
 355
 356 typedef AuthorizationData krb5_authdata;
 357
 358 typedef KRB_ERROR krb5_error;
 359
 360 typedef struct krb5_creds {
 361     krb5_principal client;
 362     krb5_principal server;
 363     krb5_keyblock session;
 364     krb5_times times;
 365     krb5_data ticket;
 366     krb5_data second_ticket;
 367     krb5_authdata authdata;
 368     krb5_addresses addresses;
 369     krb5_ticket_flags flags;
 370 } krb5_creds;
 371
 372 typedef struct krb5_cc_cache_cursor_data *krb5_cc_cache_cursor;
 373
 374 typedef struct krb5_cc_ops {
 375     const char *prefix;
 376     const char* (*get_name)(krb5_context, krb5_ccache);
 377     krb5_error_code (*resolve)(krb5_context, krb5_ccache *, const char *);
 378     krb5_error_code (*gen_new)(krb5_context, krb5_ccache *);
 379     krb5_error_code (*init)(krb5_context, krb5_ccache, krb5_principal);
 380     krb5_error_code (*destroy)(krb5_context, krb5_ccache);
 381     krb5_error_code (*close)(krb5_context, krb5_ccache);
 382     krb5_error_code (*store)(krb5_context, krb5_ccache, krb5_creds*);
 383     krb5_error_code (*retrieve)(krb5_context, krb5_ccache,
 384                                 krb5_flags, const krb5_creds*, krb5_creds *);
 385     krb5_error_code (*get_princ)(krb5_context, krb5_ccache, krb5_principal*);
 386     krb5_error_code (*get_first)(krb5_context, krb5_ccache, krb5_cc_cursor *);
 387     krb5_error_code (*get_next)(krb5_context, krb5_ccache,
 388                                 krb5_cc_cursor*, krb5_creds*);
 389     krb5_error_code (*end_get)(krb5_context, krb5_ccache, krb5_cc_cursor*);
 390     krb5_error_code (*remove_cred)(krb5_context, krb5_ccache,
 391                                    krb5_flags, krb5_creds*);
 392     krb5_error_code (*set_flags)(krb5_context, krb5_ccache, krb5_flags);
 393     int (*get_version)(krb5_context, krb5_ccache);
 394     krb5_error_code (*get_cache_first)(krb5_context, krb5_cc_cursor *);
 395     krb5_error_code (*get_cache_next)(krb5_context, krb5_cc_cursor, krb5_ccache *);
 396     krb5_error_code (*end_cache_get)(krb5_context, krb5_cc_cursor);
 397 } krb5_cc_ops;
 398
 399 struct krb5_log_facility;
 400
 401 struct krb5_config_binding {
 402     enum { krb5_config_string, krb5_config_list } type;
 403     char *name;
 404     struct krb5_config_binding *next;
 405     union {
 406         char *string;
 407         struct krb5_config_binding *list;
 408         void *generic;
 409     } u;
 410 };
 411
 412 typedef struct krb5_config_binding krb5_config_binding;
 413
 414 typedef krb5_config_binding krb5_config_section;
 415
 416 typedef struct krb5_context_data {
 417     krb5_enctype *etypes;
 418     krb5_enctype *etypes_des;
 419     char **default_realms;
 420     time_t max_skew;
 421     time_t kdc_timeout;
 422     unsigned max_retries;
 423     int32_t kdc_sec_offset;
 424     int32_t kdc_usec_offset;
 425     krb5_config_section *cf;
 426     struct et_list *et_list;
 427     struct krb5_log_facility *warn_dest;
 428     krb5_cc_ops *cc_ops;
 429     int num_cc_ops;
 430     const char *http_proxy;
 431     const char *time_fmt;
 432     krb5_boolean log_utc;
 433     const char *default_keytab;
 434     const char *default_keytab_modify;
 435     krb5_boolean use_admin_kdc;
 436     krb5_addresses *extra_addresses;
 437     krb5_boolean scan_interfaces;       /* `ifconfig -a' */
 438     krb5_boolean srv_lookup;            /* do SRV lookups */
 439     krb5_boolean srv_try_txt;           /* try TXT records also */
 440     int32_t fcache_vno;                 /* create cache files w/ this
 441                                            version */
 442     int num_kt_types;                   /* # of registered keytab types */
 443     struct krb5_keytab_data *kt_types;  /* registered keytab types */
 444     const char *date_fmt;
 445     char *error_string;
 446     char error_buf[256];
 447     krb5_addresses *ignore_addresses;
 448     char *default_cc_name;
 449     int pkinit_flags;
 450     void *mutex;                        /* protects error_string/error_buf */
 451     int large_msg_size;
 452     krb5_boolean fdns;                  /* Lookup hostnames to find full name, or send as-is */
 453     struct send_and_recv *send_and_recv; /* Alternate functions for KDC communication */
 454 } krb5_context_data;
 455
 456 enum {
 457     KRB5_PKINIT_WIN2K           = 1,    /* wire compatible with Windows 2k */
 458     KRB5_PKINIT_PACKET_CABLE    = 2     /* use packet cable standard */
 459 };
 460
 461 typedef struct krb5_ticket {
 462     EncTicketPart ticket;
 463     krb5_principal client;
 464     krb5_principal server;
 465 } krb5_ticket;
 466
 467 typedef Authenticator krb5_authenticator_data;
 468
 469 typedef krb5_authenticator_data *krb5_authenticator;
 470
 471 struct krb5_rcache_data;
 472 typedef struct krb5_rcache_data *krb5_rcache;
 473 typedef Authenticator krb5_donot_replay;
 474
 475 #define KRB5_STORAGE_HOST_BYTEORDER                     0x01 /* old */
 476 #define KRB5_STORAGE_PRINCIPAL_WRONG_NUM_COMPONENTS     0x02
 477 #define KRB5_STORAGE_PRINCIPAL_NO_NAME_TYPE             0x04
 478 #define KRB5_STORAGE_KEYBLOCK_KEYTYPE_TWICE             0x08
 479 #define KRB5_STORAGE_BYTEORDER_MASK                     0x60
 480 #define KRB5_STORAGE_BYTEORDER_BE                       0x00 /* default */
 481 #define KRB5_STORAGE_BYTEORDER_LE                       0x20
 482 #define KRB5_STORAGE_BYTEORDER_HOST                     0x40
 483 #define KRB5_STORAGE_CREDS_FLAGS_WRONG_BITORDER         0x80
 484
 485 struct krb5_storage_data;
 486 typedef struct krb5_storage_data krb5_storage;
 487
 488 typedef struct krb5_keytab_entry {
 489     krb5_principal principal;
 490     krb5_kvno vno;
 491     krb5_keyblock keyblock;
 492     u_int32_t timestamp;
 493 } krb5_keytab_entry;
 494
 495 typedef struct krb5_kt_cursor {
 496     int fd;
 497     krb5_storage *sp;
 498     void *data;
 499 } krb5_kt_cursor;
 500
 501 struct krb5_keytab_data;
 502
 503 typedef struct krb5_keytab_data *krb5_keytab;
 504
 505 #define KRB5_KT_PREFIX_MAX_LEN  30
 506
 507 struct krb5_keytab_data {
 508     const char *prefix;
 509     krb5_error_code (*resolve)(krb5_context, const char*, krb5_keytab);
 510     krb5_error_code (*get_name)(krb5_context, krb5_keytab, char*, size_t);
 511     krb5_error_code (*close)(krb5_context, krb5_keytab);
 512     krb5_error_code (*get)(krb5_context, krb5_keytab, krb5_const_principal,
 513                            krb5_kvno, krb5_enctype, krb5_keytab_entry*);
 514     krb5_error_code (*start_seq_get)(krb5_context, krb5_keytab, krb5_kt_cursor*);
 515     krb5_error_code (*next_entry)(krb5_context, krb5_keytab,
 516                                   krb5_keytab_entry*, krb5_kt_cursor*);
 517     krb5_error_code (*end_seq_get)(krb5_context, krb5_keytab, krb5_kt_cursor*);
 518     krb5_error_code (*add)(krb5_context, krb5_keytab, krb5_keytab_entry*);
 519     krb5_error_code (*remove)(krb5_context, krb5_keytab, krb5_keytab_entry*);
 520     void *data;
 521     int32_t version;
 522 };
 523
 524 typedef struct krb5_keytab_data krb5_kt_ops;
 525
 526 struct krb5_keytab_key_proc_args {
 527     krb5_keytab keytab;
 528     krb5_principal principal;
 529 };
 530
 531 typedef struct krb5_keytab_key_proc_args krb5_keytab_key_proc_args;
 532
 533 typedef struct krb5_replay_data {
 534     krb5_timestamp timestamp;
 535     int32_t usec;
 536     u_int32_t seq;
 537 } krb5_replay_data;
 538
 539 /* flags for krb5_auth_con_setflags */
 540 enum {
 541     KRB5_AUTH_CONTEXT_DO_TIME                   = 1,
 542     KRB5_AUTH_CONTEXT_RET_TIME                  = 2,
 543     KRB5_AUTH_CONTEXT_DO_SEQUENCE               = 4,
 544     KRB5_AUTH_CONTEXT_RET_SEQUENCE              = 8,
 545     KRB5_AUTH_CONTEXT_PERMIT_ALL                = 16,
 546     KRB5_AUTH_CONTEXT_USE_SUBKEY                = 32,
 547     KRB5_AUTH_CONTEXT_CLEAR_FORWARDED_CRED      = 64
 548 };
 549
 550 /* flags for krb5_auth_con_genaddrs */
 551 enum {
 552     KRB5_AUTH_CONTEXT_GENERATE_LOCAL_ADDR       = 1,
 553     KRB5_AUTH_CONTEXT_GENERATE_LOCAL_FULL_ADDR  = 3,
 554     KRB5_AUTH_CONTEXT_GENERATE_REMOTE_ADDR      = 4,
 555     KRB5_AUTH_CONTEXT_GENERATE_REMOTE_FULL_ADDR = 12
 556 };
 557
 558 typedef struct krb5_auth_context_data {
 559     unsigned int flags;
 560
 561     krb5_address *local_address;
 562     krb5_address *remote_address;
 563     int16_t local_port;
 564     int16_t remote_port;
 565     krb5_keyblock *keyblock;
 566     krb5_keyblock *local_subkey;
 567     krb5_keyblock *remote_subkey;
 568
 569     u_int32_t local_seqnumber;
 570     u_int32_t remote_seqnumber;
 571
 572     krb5_authenticator authenticator;
 573
 574     krb5_pointer i_vector;
 575
 576     krb5_rcache rcache;
 577
 578     krb5_keytype keytype;       /* ¿requested key type ? */
 579     krb5_cksumtype cksumtype;   /* ¡requested checksum type! */
 580
 581 }krb5_auth_context_data, *krb5_auth_context;
 582
 583 typedef struct {
 584     KDC_REP kdc_rep;
 585     EncKDCRepPart enc_part;
 586     KRB_ERROR error;
 587 } krb5_kdc_rep;
 588
 589 extern const char *heimdal_version, *heimdal_long_version;
 590
 591 typedef void (*krb5_log_log_func_t)(const char*, const char*, void*);
 592 typedef void (*krb5_log_close_func_t)(void*);
 593
 594 typedef struct krb5_log_facility {
 595     char *program;
 596     int len;
 597     struct facility *val;
 598 } krb5_log_facility;
 599
 600 typedef EncAPRepPart krb5_ap_rep_enc_part;
 601
 602 #define KRB5_RECVAUTH_IGNORE_VERSION 1
 603
 604 #define KRB5_SENDAUTH_VERSION "KRB5_SENDAUTH_V1.0"
 605
 606 #define KRB5_TGS_NAME_SIZE (6)
 607 #define KRB5_TGS_NAME ("krbtgt")
 608
 609 /* variables */
 610
 611 extern const char *krb5_config_file;
 612 extern const char *krb5_defkeyname;
 613
 614 typedef enum {
 615     KRB5_PROMPT_TYPE_PASSWORD           = 0x1,
 616     KRB5_PROMPT_TYPE_NEW_PASSWORD       = 0x2,
 617     KRB5_PROMPT_TYPE_NEW_PASSWORD_AGAIN = 0x3,
 618     KRB5_PROMPT_TYPE_PREAUTH            = 0x4
 619 } krb5_prompt_type;
 620
 621 typedef struct _krb5_prompt {
 622     const char *prompt;
 623     int hidden;
 624     krb5_data *reply;
 625     krb5_prompt_type type;
 626 } krb5_prompt;
 627
 628 typedef int (*krb5_prompter_fct)(krb5_context /*context*/,
 629                                  void * /*data*/,
 630                                  const char * /*name*/,
 631                                  const char * /*banner*/,
 632                                  int /*num_prompts*/,
 633                                  krb5_prompt /*prompts*/[]);
 634 typedef krb5_error_code (*krb5_key_proc)(krb5_context /*context*/,
 635                                          krb5_enctype /*type*/,
 636                                          krb5_salt /*salt*/,
 637                                          krb5_const_pointer /*keyseed*/,
 638                                          krb5_keyblock ** /*key*/);
 639 typedef krb5_error_code (*krb5_decrypt_proc)(krb5_context /*context*/,
 640                                              krb5_keyblock * /*key*/,
 641                                              krb5_key_usage /*usage*/,
 642                                              krb5_const_pointer /*decrypt_arg*/,
 643                                              krb5_kdc_rep * /*dec_rep*/);
 644 typedef krb5_error_code (*krb5_s2k_proc)(krb5_context /*context*/,
 645                                          krb5_enctype /*type*/,
 646                                          krb5_const_pointer /*keyseed*/,
 647                                          krb5_salt /*salt*/,
 648                                          krb5_data * /*s2kparms*/,
 649                                          krb5_keyblock ** /*key*/);
 650
 651 struct _krb5_get_init_creds_opt_private;
 652
 653 typedef struct _krb5_get_init_creds_opt {
 654     krb5_flags flags;
 655     krb5_deltat tkt_life;
 656     krb5_deltat renew_life;
 657     int forwardable;
 658     int proxiable;
 659     int anonymous;
 660     krb5_enctype *etype_list;
 661     int etype_list_length;
 662     krb5_addresses *address_list;
 663     /* XXX the next three should not be used, as they may be
 664        removed later */
 665     krb5_preauthtype *preauth_list;
 666     int preauth_list_length;
 667     krb5_data *salt;
 668     struct _krb5_get_init_creds_opt_private *opt_private;
 669 } krb5_get_init_creds_opt;
 670
 671 #define KRB5_GET_INIT_CREDS_OPT_TKT_LIFE        0x0001
 672 #define KRB5_GET_INIT_CREDS_OPT_RENEW_LIFE      0x0002
 673 #define KRB5_GET_INIT_CREDS_OPT_FORWARDABLE     0x0004
 674 #define KRB5_GET_INIT_CREDS_OPT_PROXIABLE       0x0008
 675 #define KRB5_GET_INIT_CREDS_OPT_ETYPE_LIST      0x0010
 676 #define KRB5_GET_INIT_CREDS_OPT_ADDRESS_LIST    0x0020
 677 #define KRB5_GET_INIT_CREDS_OPT_PREAUTH_LIST    0x0040
 678 #define KRB5_GET_INIT_CREDS_OPT_SALT            0x0080
 679 #define KRB5_GET_INIT_CREDS_OPT_ANONYMOUS       0x0100
 680 #define KRB5_GET_INIT_CREDS_OPT_DISABLE_TRANSITED_CHECK 0x0200
 681
 682 typedef struct _krb5_verify_init_creds_opt {
 683     krb5_flags flags;
 684     int ap_req_nofail;
 685 } krb5_verify_init_creds_opt;
 686
 687 #define KRB5_VERIFY_INIT_CREDS_OPT_AP_REQ_NOFAIL        0x0001
 688
 689 typedef struct krb5_verify_opt {
 690     unsigned int flags;
 691     krb5_ccache ccache;
 692     krb5_keytab keytab;
 693     krb5_boolean secure;
 694     const char *service;
 695 } krb5_verify_opt;
 696
 697 #define KRB5_VERIFY_LREALMS             1
 698 #define KRB5_VERIFY_NO_ADDRESSES        2
 699
 700 extern const krb5_cc_ops krb5_acc_ops;
 701 extern const krb5_cc_ops krb5_fcc_ops;
 702 extern const krb5_cc_ops krb5_mcc_ops;
 703 extern const krb5_cc_ops krb5_kcm_ops;
 704
 705 extern const krb5_kt_ops krb5_fkt_ops;
 706 extern const krb5_kt_ops krb5_wrfkt_ops;
 707 extern const krb5_kt_ops krb5_javakt_ops;
 708 extern const krb5_kt_ops krb5_mkt_ops;
 709 extern const krb5_kt_ops krb5_akf_ops;
 710 extern const krb5_kt_ops krb4_fkt_ops;
 711 extern const krb5_kt_ops krb5_srvtab_fkt_ops;
 712 extern const krb5_kt_ops krb5_any_ops;
 713
 714 #define KRB5_KPASSWD_VERS_CHANGEPW      1
 715 #define KRB5_KPASSWD_VERS_SETPW         0xff80
 716
 717 #define KRB5_KPASSWD_SUCCESS    0
 718 #define KRB5_KPASSWD_MALFORMED  1
 719 #define KRB5_KPASSWD_HARDERROR  2
 720 #define KRB5_KPASSWD_AUTHERROR  3
 721 #define KRB5_KPASSWD_SOFTERROR  4
 722 #define KRB5_KPASSWD_ACCESSDENIED 5
 723 #define KRB5_KPASSWD_BAD_VERSION 6
 724 #define KRB5_KPASSWD_INITIAL_FLAG_NEEDED 7
 725
 726 #define KPASSWD_PORT 464
 727
 728 /* types for the new krbhst interface */
 729 struct krb5_krbhst_data;
 730 typedef struct krb5_krbhst_data *krb5_krbhst_handle;
 731
 732 #define KRB5_KRBHST_KDC         1
 733 #define KRB5_KRBHST_ADMIN       2
 734 #define KRB5_KRBHST_CHANGEPW    3
 735 #define KRB5_KRBHST_KRB524      4
 736
 737 typedef struct krb5_krbhst_info {
 738     enum { KRB5_KRBHST_UDP,
 739            KRB5_KRBHST_TCP,
 740            KRB5_KRBHST_HTTP } proto;
 741     unsigned short port;
 742     unsigned short def_port;
 743     struct addrinfo *ai;
 744     struct krb5_krbhst_info *next;
 745     char hostname[1]; /* has to come last */
 746 } krb5_krbhst_info;
 747
 748 /* flags for krb5_krbhst_init_flags (and krb5_send_to_kdc_flags) */
 749 enum {
 750     KRB5_KRBHST_FLAGS_MASTER      = 1,
 751     KRB5_KRBHST_FLAGS_LARGE_MSG   = 2
 752 };
 753
 754 typedef int (*krb5_send_and_recv_func_t)(krb5_context,
 755                                          void *,
 756                                          krb5_krbhst_info *,
 757                                          const krb5_data *,
 758                                          krb5_data *);
 759 typedef void (*krb5_send_and_recv_close_func_t)(krb5_context, void*);
 760
 761 struct credentials; /* this is to keep the compiler happy */
 762 struct getargs;
 763 struct sockaddr;
 764
 765 #include <krb5-protos.h>
 766
 767 #endif /* __KRB5_H__ */
 768