2 * Copyright (c) 2011, JANET(UK)
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of JANET(UK) nor the names of its contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * Portions Copyright 2003-2010 Massachusetts Institute of Technology.
34 * All Rights Reserved.
36 * Export of this software from the United States of America may
37 * require a specific license from the United States Government.
38 * It is the responsibility of any person or organization contemplating
39 * export to obtain such a license before exporting.
41 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
42 * distribute this software and its documentation for any purpose and
43 * without fee is hereby granted, provided that the above copyright
44 * notice appear in all copies and that both that copyright notice and
45 * this permission notice appear in supporting documentation, and that
46 * the name of M.I.T. not be used in advertising or publicity pertaining
47 * to distribution of the software without specific, written prior
48 * permission. Furthermore if you modify this software you must label
49 * your software as modified software and not distribute it in such a
50 * fashion that it might be confused with the original M.I.T. software.
51 * M.I.T. makes no representations about the suitability of
52 * this software for any purpose. It is provided "as is" without express
53 * or implied warranty.
64 #include <sys/param.h>
75 #define MIN(_a,_b) ((_a)<(_b)?(_a):(_b))
78 #if !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
79 #define GSSEAP_UNUSED __attribute__ ((__unused__))
86 makeStringBuffer(OM_uint32 *minor,
91 bufferToString(OM_uint32 *minor,
92 const gss_buffer_t buffer,
96 duplicateBuffer(OM_uint32 *minor,
97 const gss_buffer_t src,
101 bufferEqual(const gss_buffer_t b1, const gss_buffer_t b2)
103 return (b1->length == b2->length &&
104 memcmp(b1->value, b2->value, b2->length) == 0);
108 bufferEqualString(const gss_buffer_t b1, const char *s)
112 b2.length = strlen(s);
113 b2.value = (char *)s;
115 return bufferEqual(b1, &b2);
120 gssEapSign(krb5_context context,
123 #ifdef HAVE_HEIMDAL_VERSION
128 krb5_keyusage sign_usage,
129 gss_iov_buffer_desc *iov,
133 gssEapVerify(krb5_context context,
136 #ifdef HAVE_HEIMDAL_VERSION
141 krb5_keyusage sign_usage,
142 gss_iov_buffer_desc *iov,
148 gssEapEncodeGssChannelBindings(OM_uint32 *minor,
149 gss_channel_bindings_t chanBindings,
150 gss_buffer_t encodedBindings);
154 #define EAP_EXPORT_CONTEXT_V1 1
156 enum gss_eap_token_type {
157 TOK_TYPE_NONE = 0x0000, /* no token */
158 TOK_TYPE_MIC = 0x0404, /* RFC 4121 MIC token */
159 TOK_TYPE_WRAP = 0x0504, /* RFC 4121 wrap token */
160 TOK_TYPE_EXPORT_NAME = 0x0401, /* RFC 2743 exported name */
161 TOK_TYPE_EXPORT_NAME_COMPOSITE = 0x0402, /* exported composite name */
162 TOK_TYPE_DELETE_CONTEXT = 0x0405, /* RFC 2743 delete context */
163 TOK_TYPE_INITIATOR_CONTEXT = 0x0601, /* initiator-sent context token */
164 TOK_TYPE_ACCEPTOR_CONTEXT = 0x0602, /* acceptor-sent context token */
167 struct gss_eap_itok_map {
168 OM_uint32 type; /* inner token type */
169 OM_uint32 flag; /* context flag */
172 /* inner token types and flags */
173 #define ITOK_TYPE_NONE 0x00000000
174 #define ITOK_TYPE_CONTEXT_ERR 0x00000001 /* critical */
175 #define ITOK_TYPE_ACCEPTOR_NAME_REQ 0x00000002 /* TBD */
176 #define ITOK_TYPE_ACCEPTOR_NAME_RESP 0x00000003 /* TBD */
177 #define ITOK_TYPE_EAP_RESP 0x00000004 /* critical, required, if not reauth */
178 #define ITOK_TYPE_EAP_REQ 0x00000005 /* critical, required, if not reauth */
179 #define ITOK_TYPE_GSS_CHANNEL_BINDINGS 0x00000006 /* critical, required, if not reauth */
180 #define ITOK_TYPE_REAUTH_CREDS 0x00000007 /* optional */
181 #define ITOK_TYPE_REAUTH_REQ 0x00000008 /* optional */
182 #define ITOK_TYPE_REAUTH_RESP 0x00000009 /* optional */
183 #define ITOK_TYPE_INITIATOR_MIC 0x0000000A /* required */
184 #define ITOK_TYPE_ACCEPTOR_MIC 0x0000000B /* required */
185 #define ITOK_TYPE_SUPPORTED_ACCEPTOR_EXTS 0x0000000C /* optional */
186 #define ITOK_TYPE_SUPPORTED_INITIATOR_EXTS 0x0000000D /* optional */
187 #define ITOK_TYPE_VERSION_INFO 0x0000000E /* optional */
188 #define ITOK_TYPE_VENDOR_INFO 0x0000000F /* optional */
190 #define ITOK_FLAG_CRITICAL 0x80000000 /* critical, wire flag */
191 #define ITOK_FLAG_VERIFIED 0x40000000 /* verified, API flag */
193 #define ITOK_TYPE_MASK (~(ITOK_FLAG_CRITICAL | ITOK_FLAG_VERIFIED))
195 #define ITOK_HEADER_LENGTH 8 /* type || length */
197 OM_uint32 gssEapAllocContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
198 OM_uint32 gssEapReleaseContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
201 gssEapContextTime(OM_uint32 *minor,
202 gss_ctx_id_t context_handle,
203 OM_uint32 *time_rec);
206 gssEapGetConversationMIC(OM_uint32 *minor,
208 gss_buffer_t convMIC);
211 gssEapVerifyConversationMIC(OM_uint32 *minor,
213 const gss_buffer_t convMIC);
216 gssEapMakeTokenChannelBindings(OM_uint32 *minor,
218 gss_channel_bindings_t userBindings,
219 gss_buffer_t inputToken,
220 gss_channel_bindings_t wireBindings);
223 OM_uint32 gssEapAllocCred(OM_uint32 *minor, gss_cred_id_t *pCred);
224 OM_uint32 gssEapReleaseCred(OM_uint32 *minor, gss_cred_id_t *pCred);
227 gssEapAcquireCred(OM_uint32 *minor,
228 const gss_name_t desiredName,
229 const gss_buffer_t password,
231 const gss_OID_set desiredMechs,
233 gss_cred_id_t *pCred,
234 gss_OID_set *pActualMechs,
237 int gssEapCredAvailable(gss_cred_id_t cred, gss_OID mech);
241 gssEapEncrypt(krb5_context context, int dce_style, size_t ec,
243 #ifdef HAVE_HEIMDAL_VERSION
249 gss_iov_buffer_desc *iov, int iov_count);
252 gssEapDecrypt(krb5_context context, int dce_style, size_t ec,
254 #ifdef HAVE_HEIMDAL_VERSION
260 gss_iov_buffer_desc *iov, int iov_count);
263 gssEapMapCryptoFlag(OM_uint32 type);
266 gssEapLocateIov(gss_iov_buffer_desc *iov,
271 gssEapIovMessageLength(gss_iov_buffer_desc *iov,
274 size_t *assoc_data_length);
277 gssEapReleaseIov(gss_iov_buffer_desc *iov, int iov_count);
280 gssEapIsIntegrityOnly(gss_iov_buffer_desc *iov, int iov_count);
283 gssEapAllocIov(gss_iov_buffer_t iov, size_t size);
286 gssEapDeriveRfc3961Key(OM_uint32 *minor,
287 const unsigned char *key,
289 krb5_enctype enctype,
290 krb5_keyblock *pKey);
293 #ifdef HAVE_HEIMDAL_VERSION
295 #define KRB_TIME_FOREVER ((time_t)~0L)
297 #define KRB_KEY_TYPE(key) ((key)->keytype)
298 #define KRB_KEY_DATA(key) ((key)->keyvalue.data)
299 #define KRB_KEY_LENGTH(key) ((key)->keyvalue.length)
301 #define KRB_PRINC_LENGTH(princ) ((princ)->name.name_string.len)
302 #define KRB_PRINC_TYPE(princ) ((princ)->name.name_type)
303 #define KRB_PRINC_NAME(princ) ((princ)->name.name_string.val)
304 #define KRB_PRINC_REALM(princ) ((princ)->realm)
306 #define KRB_KT_ENT_KEYBLOCK(e) (&(e)->keyblock)
307 #define KRB_KT_ENT_FREE(c, e) krb5_kt_free_entry((c), (e))
309 #define KRB_CRYPTO_CONTEXT(ctx) (krbCrypto)
313 #define KRB_TIME_FOREVER KRB5_INT32_MAX
315 #define KRB_KEY_TYPE(key) ((key)->enctype)
316 #define KRB_KEY_DATA(key) ((key)->contents)
317 #define KRB_KEY_LENGTH(key) ((key)->length)
319 #define KRB_PRINC_LENGTH(princ) (krb5_princ_size(NULL, (princ)))
320 #define KRB_PRINC_TYPE(princ) (krb5_princ_type(NULL, (princ)))
321 #define KRB_PRINC_NAME(princ) (krb5_princ_name(NULL, (princ)))
322 #define KRB_PRINC_REALM(princ) (krb5_princ_realm(NULL, (princ)))
324 #define KRB_KT_ENT_KEYBLOCK(e) (&(e)->key)
325 #define KRB_KT_ENT_FREE(c, e) krb5_free_keytab_entry_contents((c), (e))
327 #define KRB_CRYPTO_CONTEXT(ctx) (&(ctx)->rfc3961Key)
329 #endif /* HAVE_HEIMDAL_VERSION */
331 #define KRB_KEY_INIT(key) do { \
332 KRB_KEY_TYPE(key) = ENCTYPE_NULL; \
333 KRB_KEY_DATA(key) = NULL; \
334 KRB_KEY_LENGTH(key) = 0; \
337 #define GSSEAP_KRB_INIT(ctx) do { \
338 OM_uint32 tmpMajor; \
340 tmpMajor = gssEapKerberosInit(minor, ctx); \
341 if (GSS_ERROR(tmpMajor)) { \
347 gssEapKerberosInit(OM_uint32 *minor, krb5_context *context);
350 rfc3961ChecksumTypeForKey(OM_uint32 *minor,
352 krb5_cksumtype *cksumtype);
355 krbAnonymousPrincipal(void);
358 krbCryptoLength(krb5_context krbContext,
359 #ifdef HAVE_HEIMDAL_VERSION
360 krb5_crypto krbCrypto,
368 krbPaddingLength(krb5_context krbContext,
369 #ifdef HAVE_HEIMDAL_VERSION
370 krb5_crypto krbCrypto,
378 krbBlockSize(krb5_context krbContext,
379 #ifdef HAVE_HEIMDAL_VERSION
380 krb5_crypto krbCrypto,
387 krbEnctypeToString(krb5_context krbContext,
388 krb5_enctype enctype,
390 gss_buffer_t string);
393 krbMakeAuthDataKdcIssued(krb5_context context,
394 const krb5_keyblock *key,
395 krb5_const_principal issuer,
396 #ifdef HAVE_HEIMDAL_VERSION
397 const AuthorizationData *authdata,
398 AuthorizationData *adKdcIssued
400 krb5_authdata *const *authdata,
401 krb5_authdata ***adKdcIssued
406 krbMakeCred(krb5_context context,
407 krb5_auth_context authcontext,
413 gssEapExportLucidSecContext(OM_uint32 *minor,
415 const gss_OID desiredObject,
416 gss_buffer_set_t *data_set);
419 extern gss_OID GSS_EAP_MECHANISM;
422 gssEapInternalizeOid(const gss_OID oid,
423 gss_OID *const pInternalizedOid);
426 gssEapReleaseOid(OM_uint32 *minor, gss_OID *oid);
429 gssEapDefaultMech(OM_uint32 *minor,
433 gssEapIndicateMechs(OM_uint32 *minor,
437 gssEapEnctypeToOid(OM_uint32 *minor,
438 krb5_enctype enctype,
442 gssEapOidToEnctype(OM_uint32 *minor,
444 krb5_enctype *enctype);
447 gssEapIsMechanismOid(const gss_OID oid);
450 gssEapIsConcreteMechanismOid(const gss_OID oid);
453 gssEapValidateMechs(OM_uint32 *minor,
454 const gss_OID_set mechs);
457 gssEapOidToSaslName(const gss_OID oid);
460 gssEapSaslNameToOid(const gss_buffer_t name);
463 #define EXPORT_NAME_FLAG_OID 0x1
464 #define EXPORT_NAME_FLAG_COMPOSITE 0x2
466 OM_uint32 gssEapAllocName(OM_uint32 *minor, gss_name_t *pName);
467 OM_uint32 gssEapReleaseName(OM_uint32 *minor, gss_name_t *pName);
468 OM_uint32 gssEapExportName(OM_uint32 *minor,
469 const gss_name_t name,
470 gss_buffer_t exportedName);
471 OM_uint32 gssEapExportNameInternal(OM_uint32 *minor,
472 const gss_name_t name,
473 gss_buffer_t exportedName,
475 OM_uint32 gssEapImportName(OM_uint32 *minor,
476 const gss_buffer_t input_name_buffer,
477 gss_OID input_name_type,
478 gss_name_t *output_name);
479 OM_uint32 gssEapImportNameInternal(OM_uint32 *minor,
480 const gss_buffer_t input_name_buffer,
481 gss_name_t *output_name,
484 gssEapDuplicateName(OM_uint32 *minor,
485 const gss_name_t input_name,
486 gss_name_t *dest_name);
489 gssEapDisplayName(OM_uint32 *minor,
491 gss_buffer_t output_name_buffer,
492 gss_OID *output_name_type);
496 composeOid(OM_uint32 *minor_status,
503 decomposeOid(OM_uint32 *minor_status,
510 duplicateOid(OM_uint32 *minor_status,
511 const gss_OID_desc * const oid,
515 duplicateOidSet(OM_uint32 *minor,
516 const gss_OID_set src,
520 oidEqual(const gss_OID_desc *o1, const gss_OID_desc *o2)
522 if (o1 == GSS_C_NO_OID)
523 return (o2 == GSS_C_NO_OID);
524 else if (o2 == GSS_C_NO_OID)
525 return (o1 == GSS_C_NO_OID);
527 return (o1->length == o2->length &&
528 memcmp(o1->elements, o2->elements, o1->length) == 0);
531 /* util_ordering.c */
533 sequenceInternalize(OM_uint32 *minor,
539 sequenceExternalize(OM_uint32 *minor,
545 sequenceSize(void *vqueue);
548 sequenceFree(OM_uint32 *minor, void **vqueue);
551 sequenceCheck(OM_uint32 *minor, void **vqueue, uint64_t seqnum);
554 sequenceInit(OM_uint32 *minor, void **vqueue, uint64_t seqnum,
555 int do_replay, int do_sequence, int wide_nums);
559 GSSEAP_STATE_INITIAL = 0x01, /* initial state */
560 GSSEAP_STATE_AUTHENTICATE = 0x02, /* exchange EAP messages */
561 GSSEAP_STATE_INITIATOR_EXTS = 0x04, /* initiator extensions */
562 GSSEAP_STATE_ACCEPTOR_EXTS = 0x08, /* acceptor extensions */
563 #ifdef GSSEAP_ENABLE_REAUTH
564 GSSEAP_STATE_REAUTHENTICATE = 0x10, /* GSS reauthentication messages */
566 GSSEAP_STATE_ESTABLISHED = 0x20, /* context established */
567 GSSEAP_STATE_ALL = 0x3F
570 #define GSSEAP_STATE_NEXT(s) ((s) << 1)
572 #define GSSEAP_SM_STATE(ctx) ((ctx)->state)
575 void gssEapSmTransition(gss_ctx_id_t ctx, enum gss_eap_state state);
576 #define GSSEAP_SM_TRANSITION(ctx, state) gssEapSmTransition((ctx), (state))
578 #define GSSEAP_SM_TRANSITION(ctx, newstate) do { (ctx)->state = (newstate); } while (0)
581 #define GSSEAP_SM_TRANSITION_NEXT(ctx) GSSEAP_SM_TRANSITION((ctx), GSSEAP_STATE_NEXT(GSSEAP_SM_STATE((ctx))))
583 /* state machine entry */
585 OM_uint32 inputTokenType;
586 OM_uint32 outputTokenType;
587 enum gss_eap_state validStates;
589 OM_uint32 (*processToken)(OM_uint32 *,
596 gss_channel_bindings_t,
602 /* state machine flags, set by handler */
603 #define SM_FLAG_SEND_TOKEN 0x00000001 /* exit state machine, send token */
604 #define SM_FLAG_OUTPUT_TOKEN_CRITICAL 0x00000002 /* output token is critical */
606 /* state machine flags, set by state machine */
607 #define SM_FLAG_INPUT_TOKEN_CRITICAL 0x10000000 /* input token was critical */
609 #define SM_ITOK_FLAG_REQUIRED 0x00000001 /* received tokens must be present */
612 gssEapSmStep(OM_uint32 *minor,
619 gss_channel_bindings_t chanBindings,
620 gss_buffer_t inputToken,
621 gss_buffer_t outputToken,
622 struct gss_eap_sm *sm,
626 gssEapSmTransition(gss_ctx_id_t ctx, enum gss_eap_state state);
630 gssEapDecodeInnerTokens(OM_uint32 *minor,
631 const gss_buffer_t buffer,
632 gss_buffer_set_t *pExtensions,
636 gssEapRecordContextTokenHeader(OM_uint32 *minor,
638 enum gss_eap_token_type tokType);
641 gssEapRecordInnerContextToken(OM_uint32 *minor,
643 gss_buffer_t innerToken,
647 gssEapVerifyContextToken(OM_uint32 *minor,
649 const gss_buffer_t inputToken,
650 enum gss_eap_token_type tokenType,
651 gss_buffer_t innerInputToken);
654 gssEapEncodeSupportedExts(OM_uint32 *minor,
657 gss_buffer_t outputToken);
660 gssEapProcessSupportedExts(OM_uint32 *minor,
661 gss_buffer_t inputToken,
662 struct gss_eap_itok_map *map,
667 tokenSize(size_t bodySize);
670 makeTokenHeader(size_t body_size,
671 unsigned char **buf);
674 verifyTokenHeader(OM_uint32 *minor,
677 unsigned char **buf_in,
679 enum gss_eap_token_type *ret_tok_type);
683 #define GSSEAP_CALLOC calloc
684 #define GSSEAP_MALLOC malloc
685 #define GSSEAP_FREE free
686 #define GSSEAP_REALLOC realloc
688 #define GSSEAP_NOT_IMPLEMENTED do { \
689 assert(0 && "not implemented"); \
691 return GSS_S_FAILURE; \
696 #define GSSEAP_MUTEX pthread_mutex_t
697 #define GSSEAP_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
699 #define GSSEAP_MUTEX_INIT(m) pthread_mutex_init((m), NULL)
700 #define GSSEAP_MUTEX_DESTROY(m) pthread_mutex_destroy((m))
701 #define GSSEAP_MUTEX_LOCK(m) pthread_mutex_lock((m))
702 #define GSSEAP_MUTEX_UNLOCK(m) pthread_mutex_unlock((m))
704 #define GSSEAP_THREAD_KEY pthread_key_t
705 #define GSSEAP_KEY_CREATE(k, d) pthread_key_create((k), (d))
706 #define GSSEAP_GETSPECIFIC(k) pthread_getspecific((k))
707 #define GSSEAP_SETSPECIFIC(k, d) pthread_setspecific((k), (d))
709 #define GSSEAP_THREAD_ONCE pthread_once_t
710 #define GSSEAP_ONCE(o, i) pthread_once((o), (i))
711 #define GSSEAP_ONCE_INITIALIZER PTHREAD_ONCE_INIT
713 /* Helper functions */
715 store_uint16_be(uint16_t val, void *vp)
717 unsigned char *p = (unsigned char *)vp;
719 p[0] = (val >> 8) & 0xff;
720 p[1] = (val ) & 0xff;
723 static inline uint16_t
724 load_uint16_be(const void *cvp)
726 const unsigned char *p = (const unsigned char *)cvp;
728 return (p[1] | (p[0] << 8));
732 store_uint32_be(uint32_t val, void *vp)
734 unsigned char *p = (unsigned char *)vp;
736 p[0] = (val >> 24) & 0xff;
737 p[1] = (val >> 16) & 0xff;
738 p[2] = (val >> 8) & 0xff;
739 p[3] = (val ) & 0xff;
742 static inline uint32_t
743 load_uint32_be(const void *cvp)
745 const unsigned char *p = (const unsigned char *)cvp;
747 return (p[3] | (p[2] << 8)
748 | ((uint32_t) p[1] << 16)
749 | ((uint32_t) p[0] << 24));
753 store_uint64_be(uint64_t val, void *vp)
755 unsigned char *p = (unsigned char *)vp;
757 p[0] = (unsigned char)((val >> 56) & 0xff);
758 p[1] = (unsigned char)((val >> 48) & 0xff);
759 p[2] = (unsigned char)((val >> 40) & 0xff);
760 p[3] = (unsigned char)((val >> 32) & 0xff);
761 p[4] = (unsigned char)((val >> 24) & 0xff);
762 p[5] = (unsigned char)((val >> 16) & 0xff);
763 p[6] = (unsigned char)((val >> 8) & 0xff);
764 p[7] = (unsigned char)((val ) & 0xff);
767 static inline uint64_t
768 load_uint64_be(const void *cvp)
770 const unsigned char *p = (const unsigned char *)cvp;
772 return ((uint64_t)load_uint32_be(p) << 32) | load_uint32_be(p + 4);
775 static inline unsigned char *
776 store_buffer(gss_buffer_t buffer, void *vp, int wide_nums)
778 unsigned char *p = (unsigned char *)vp;
781 store_uint64_be(buffer->length, p);
784 store_uint32_be(buffer->length, p);
788 if (buffer->value != NULL) {
789 memcpy(p, buffer->value, buffer->length);
796 static inline unsigned char *
797 load_buffer(const void *cvp, size_t length, gss_buffer_t buffer)
800 buffer->value = GSSEAP_MALLOC(length);
801 if (buffer->value == NULL)
803 buffer->length = length;
804 memcpy(buffer->value, cvp, length);
805 return (unsigned char *)cvp + length;
808 static inline unsigned char *
809 store_oid(gss_OID oid, void *vp)
813 if (oid != GSS_C_NO_OID) {
814 buf.length = oid->length;
815 buf.value = oid->elements;
821 return store_buffer(&buf, vp, FALSE);
825 krbDataToGssBuffer(krb5_data *data, gss_buffer_t buffer)
827 buffer->value = (void *)data->data;
828 buffer->length = data->length;
832 krbPrincComponentToGssBuffer(krb5_principal krbPrinc,
833 int index, gss_buffer_t buffer)
835 #ifdef HAVE_HEIMDAL_VERSION
836 buffer->value = (void *)KRB_PRINC_NAME(krbPrinc)[index];
837 buffer->length = strlen((char *)buffer->value);
839 buffer->value = (void *)krb5_princ_component(NULL, krbPrinc, index)->data;
840 buffer->length = krb5_princ_component(NULL, krbPrinc, index)->length;
841 #endif /* HAVE_HEIMDAL_VERSION */
845 krbPrincRealmToGssBuffer(krb5_principal krbPrinc, gss_buffer_t buffer)
847 #ifdef HAVE_HEIMDAL_VERSION
848 buffer->value = (void *)KRB_PRINC_REALM(krbPrinc);
849 buffer->length = strlen((char *)buffer->value);
851 krbDataToGssBuffer(KRB_PRINC_REALM(krbPrinc), buffer);
856 gssBufferToKrbData(gss_buffer_t buffer, krb5_data *data)
858 data->data = (char *)buffer->value;
859 data->length = buffer->length;
866 #include "util_attr.h"
867 #ifdef GSSEAP_ENABLE_REAUTH
868 #include "util_reauth.h"
871 #endif /* _UTIL_H_ */