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 #if defined(HAVE_SYS_PARAM_H)
65 #include <sys/param.h>
67 #if defined(HAVE_STDINT_H)
76 #define inline __inline
84 #define MIN(_a,_b) ((_a)<(_b)?(_a):(_b))
87 #if !defined(WIN32) && !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
88 #define GSSEAP_UNUSED __attribute__ ((__unused__))
94 #define GSSEAP_CONSTRUCTOR __attribute__((constructor))
95 #define GSSEAP_DESTRUCTOR __attribute__((destructor))
97 #define GSSEAP_CONSTRUCTOR
98 #define GSSEAP_DESTRUCTOR
101 /* thread local storage */
102 struct gss_eap_status_info;
104 struct gss_eap_thread_local_data
106 krb5_context context;
107 struct gss_eap_status_info* status_info;
110 struct gss_eap_thread_local_data*
111 gssEapGetThreadLocalData();
114 gssEapDestroyStatusInfo(struct gss_eap_status_info* status);
117 gssEapDestroyKrbContext(krb5_context context);
121 makeStringBuffer(OM_uint32 *minor,
123 gss_buffer_t buffer);
126 bufferToString(OM_uint32 *minor,
127 const gss_buffer_t buffer,
131 duplicateBuffer(OM_uint32 *minor,
132 const gss_buffer_t src,
136 bufferEqual(const gss_buffer_t b1, const gss_buffer_t b2)
138 return (b1->length == b2->length &&
139 memcmp(b1->value, b2->value, b2->length) == 0);
143 bufferEqualString(const gss_buffer_t b1, const char *s)
147 b2.length = strlen(s);
148 b2.value = (char *)s;
150 return bufferEqual(b1, &b2);
155 gssEapSign(krb5_context context,
158 #ifdef HAVE_HEIMDAL_VERSION
163 krb5_keyusage sign_usage,
164 gss_iov_buffer_desc *iov,
168 gssEapVerify(krb5_context context,
171 #ifdef HAVE_HEIMDAL_VERSION
176 krb5_keyusage sign_usage,
177 gss_iov_buffer_desc *iov,
183 gssEapEncodeGssChannelBindings(OM_uint32 *minor,
184 gss_channel_bindings_t chanBindings,
185 gss_buffer_t encodedBindings);
189 #define EAP_EXPORT_CONTEXT_V1 1
191 enum gss_eap_token_type {
192 TOK_TYPE_NONE = 0x0000, /* no token */
193 TOK_TYPE_MIC = 0x0404, /* RFC 4121 MIC token */
194 TOK_TYPE_WRAP = 0x0504, /* RFC 4121 wrap token */
195 TOK_TYPE_EXPORT_NAME = 0x0401, /* RFC 2743 exported name */
196 TOK_TYPE_EXPORT_NAME_COMPOSITE = 0x0402, /* exported composite name */
197 TOK_TYPE_DELETE_CONTEXT = 0x0405, /* RFC 2743 delete context */
198 TOK_TYPE_INITIATOR_CONTEXT = 0x0601, /* initiator-sent context token */
199 TOK_TYPE_ACCEPTOR_CONTEXT = 0x0602, /* acceptor-sent context token */
202 /* inner token types and flags */
203 #define ITOK_TYPE_NONE 0x00000000
204 #define ITOK_TYPE_CONTEXT_ERR 0x00000001 /* critical */
205 #define ITOK_TYPE_ACCEPTOR_NAME_REQ 0x00000002 /* TBD */
206 #define ITOK_TYPE_ACCEPTOR_NAME_RESP 0x00000003 /* TBD */
207 #define ITOK_TYPE_EAP_RESP 0x00000004 /* critical, required, if not reauth */
208 #define ITOK_TYPE_EAP_REQ 0x00000005 /* critical, required, if not reauth */
209 #define ITOK_TYPE_GSS_CHANNEL_BINDINGS 0x00000006 /* critical, required, if not reauth */
210 #define ITOK_TYPE_REAUTH_CREDS 0x00000007 /* optional */
211 #define ITOK_TYPE_REAUTH_REQ 0x00000008 /* optional */
212 #define ITOK_TYPE_REAUTH_RESP 0x00000009 /* optional */
213 #define ITOK_TYPE_VERSION_INFO 0x0000000A /* optional */
214 #define ITOK_TYPE_VENDOR_INFO 0x0000000B /* optional */
216 #define ITOK_FLAG_CRITICAL 0x80000000 /* critical, wire flag */
217 #define ITOK_FLAG_VERIFIED 0x40000000 /* verified, API flag */
219 #define ITOK_TYPE_MASK (~(ITOK_FLAG_CRITICAL | ITOK_FLAG_VERIFIED))
221 OM_uint32 gssEapAllocContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
222 OM_uint32 gssEapReleaseContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
225 gssEapMakeToken(OM_uint32 *minor,
227 const gss_buffer_t innerToken,
228 enum gss_eap_token_type tokenType,
229 gss_buffer_t outputToken);
232 gssEapVerifyToken(OM_uint32 *minor,
234 const gss_buffer_t inputToken,
235 enum gss_eap_token_type *tokenType,
236 gss_buffer_t innerInputToken);
239 gssEapContextTime(OM_uint32 *minor,
240 gss_ctx_id_t context_handle,
241 OM_uint32 *time_rec);
244 OM_uint32 gssEapAllocCred(OM_uint32 *minor, gss_cred_id_t *pCred);
245 OM_uint32 gssEapReleaseCred(OM_uint32 *minor, gss_cred_id_t *pCred);
248 gssEapAcquireCred(OM_uint32 *minor,
249 const gss_name_t desiredName,
250 const gss_buffer_t password,
252 const gss_OID_set desiredMechs,
254 gss_cred_id_t *pCred,
255 gss_OID_set *pActualMechs,
258 int gssEapCredAvailable(gss_cred_id_t cred, gss_OID mech);
261 gssEapInquireCred(OM_uint32 *minor,
264 OM_uint32 *pLifetime,
265 gss_cred_usage_t *cred_usage,
266 gss_OID_set *mechanisms);
270 gssEapEncrypt(krb5_context context, int dce_style, size_t ec,
272 #ifdef HAVE_HEIMDAL_VERSION
278 gss_iov_buffer_desc *iov, int iov_count);
281 gssEapDecrypt(krb5_context context, int dce_style, size_t ec,
283 #ifdef HAVE_HEIMDAL_VERSION
289 gss_iov_buffer_desc *iov, int iov_count);
292 gssEapMapCryptoFlag(OM_uint32 type);
295 gssEapLocateIov(gss_iov_buffer_desc *iov,
300 gssEapIovMessageLength(gss_iov_buffer_desc *iov,
303 size_t *assoc_data_length);
306 gssEapReleaseIov(gss_iov_buffer_desc *iov, int iov_count);
309 gssEapIsIntegrityOnly(gss_iov_buffer_desc *iov, int iov_count);
312 gssEapAllocIov(gss_iov_buffer_t iov, size_t size);
315 gssEapDeriveRfc3961Key(OM_uint32 *minor,
316 const unsigned char *key,
318 krb5_enctype enctype,
319 krb5_keyblock *pKey);
322 #ifdef HAVE_HEIMDAL_VERSION
324 #define KRB_TIME_FOREVER ((time_t)~0L)
326 #define KRB_KEY_TYPE(key) ((key)->keytype)
327 #define KRB_KEY_DATA(key) ((key)->keyvalue.data)
328 #define KRB_KEY_LENGTH(key) ((key)->keyvalue.length)
330 #define KRB_PRINC_LENGTH(princ) ((princ)->name.name_string.len)
331 #define KRB_PRINC_TYPE(princ) ((princ)->name.name_type)
332 #define KRB_PRINC_NAME(princ) ((princ)->name.name_string.val)
333 #define KRB_PRINC_REALM(princ) ((princ)->realm)
335 #define KRB_KT_ENT_KEYBLOCK(e) (&(e)->keyblock)
336 #define KRB_KT_ENT_FREE(c, e) krb5_kt_free_entry((c), (e))
338 #define KRB_CRYPTO_CONTEXT(ctx) (krbCrypto)
342 #define KRB_TIME_FOREVER KRB5_INT32_MAX
344 #define KRB_KEY_TYPE(key) ((key)->enctype)
345 #define KRB_KEY_DATA(key) ((key)->contents)
346 #define KRB_KEY_LENGTH(key) ((key)->length)
348 #define KRB_PRINC_LENGTH(princ) (krb5_princ_size(NULL, (princ)))
349 #define KRB_PRINC_TYPE(princ) (krb5_princ_type(NULL, (princ)))
350 #define KRB_PRINC_NAME(princ) (krb5_princ_name(NULL, (princ)))
351 #define KRB_PRINC_REALM(princ) (krb5_princ_realm(NULL, (princ)))
353 #define KRB_KT_ENT_KEYBLOCK(e) (&(e)->key)
354 #define KRB_KT_ENT_FREE(c, e) krb5_free_keytab_entry_contents((c), (e))
356 #define KRB_CRYPTO_CONTEXT(ctx) (&(ctx)->rfc3961Key)
358 #endif /* HAVE_HEIMDAL_VERSION */
360 #define KRB_KEY_INIT(key) do { \
361 KRB_KEY_TYPE(key) = ENCTYPE_NULL; \
362 KRB_KEY_DATA(key) = NULL; \
363 KRB_KEY_LENGTH(key) = 0; \
366 #define GSSEAP_KRB_INIT(ctx) do { \
367 OM_uint32 tmpMajor; \
369 tmpMajor = gssEapKerberosInit(minor, ctx); \
370 if (GSS_ERROR(tmpMajor)) { \
376 gssEapKerberosInit(OM_uint32 *minor, krb5_context *context);
379 rfc3961ChecksumTypeForKey(OM_uint32 *minor,
381 krb5_cksumtype *cksumtype);
384 krbCryptoLength(krb5_context krbContext,
385 #ifdef HAVE_HEIMDAL_VERSION
386 krb5_crypto krbCrypto,
394 krbPaddingLength(krb5_context krbContext,
395 #ifdef HAVE_HEIMDAL_VERSION
396 krb5_crypto krbCrypto,
404 krbBlockSize(krb5_context krbContext,
405 #ifdef HAVE_HEIMDAL_VERSION
406 krb5_crypto krbCrypto,
413 krbEnctypeToString(krb5_context krbContext,
414 krb5_enctype enctype,
416 gss_buffer_t string);
419 krbMakeAuthDataKdcIssued(krb5_context context,
420 const krb5_keyblock *key,
421 krb5_const_principal issuer,
422 #ifdef HAVE_HEIMDAL_VERSION
423 const AuthorizationData *authdata,
424 AuthorizationData *adKdcIssued
426 krb5_authdata *const *authdata,
427 krb5_authdata ***adKdcIssued
432 krbMakeCred(krb5_context context,
433 krb5_auth_context authcontext,
439 gssEapExportLucidSecContext(OM_uint32 *minor,
441 const gss_OID desiredObject,
442 gss_buffer_set_t *data_set);
445 extern gss_OID GSS_EAP_MECHANISM;
447 #define OID_FLAG_NULL_VALID 0x00000001
448 #define OID_FLAG_FAMILY_MECH_VALID 0x00000002
449 #define OID_FLAG_MAP_NULL_TO_DEFAULT_MECH 0x00000004
450 #define OID_FLAG_MAP_FAMILY_MECH_TO_NULL 0x00000008
453 gssEapCanonicalizeOid(OM_uint32 *minor,
459 gssEapReleaseOid(OM_uint32 *minor, gss_OID *oid);
462 gssEapDefaultMech(OM_uint32 *minor,
466 gssEapIndicateMechs(OM_uint32 *minor,
470 gssEapEnctypeToOid(OM_uint32 *minor,
471 krb5_enctype enctype,
475 gssEapOidToEnctype(OM_uint32 *minor,
477 krb5_enctype *enctype);
480 gssEapIsMechanismOid(const gss_OID oid);
483 gssEapIsConcreteMechanismOid(const gss_OID oid);
486 gssEapValidateMechs(OM_uint32 *minor,
487 const gss_OID_set mechs);
490 gssEapOidToSaslName(const gss_OID oid);
493 gssEapSaslNameToOid(const gss_buffer_t name);
496 #define EXPORT_NAME_FLAG_OID 0x1
497 #define EXPORT_NAME_FLAG_COMPOSITE 0x2
498 #define EXPORT_NAME_FLAG_ALLOW_COMPOSITE 0x4
500 OM_uint32 gssEapAllocName(OM_uint32 *minor, gss_name_t *pName);
501 OM_uint32 gssEapReleaseName(OM_uint32 *minor, gss_name_t *pName);
502 OM_uint32 gssEapExportName(OM_uint32 *minor,
503 const gss_name_t name,
504 gss_buffer_t exportedName);
505 OM_uint32 gssEapExportNameInternal(OM_uint32 *minor,
506 const gss_name_t name,
507 gss_buffer_t exportedName,
509 OM_uint32 gssEapImportName(OM_uint32 *minor,
510 const gss_buffer_t input_name_buffer,
511 const gss_OID input_name_type,
512 const gss_OID input_mech_type,
513 gss_name_t *output_name);
514 OM_uint32 gssEapImportNameInternal(OM_uint32 *minor,
515 const gss_buffer_t input_name_buffer,
516 gss_name_t *output_name,
519 gssEapDuplicateName(OM_uint32 *minor,
520 const gss_name_t input_name,
521 gss_name_t *dest_name);
524 gssEapCanonicalizeName(OM_uint32 *minor,
525 const gss_name_t input_name,
526 const gss_OID mech_type,
527 gss_name_t *dest_name);
530 gssEapDisplayName(OM_uint32 *minor,
532 gss_buffer_t output_name_buffer,
533 gss_OID *output_name_type);
536 gssEapCompareName(OM_uint32 *minor,
543 composeOid(OM_uint32 *minor_status,
550 decomposeOid(OM_uint32 *minor_status,
557 duplicateOid(OM_uint32 *minor_status,
558 const gss_OID_desc * const oid,
562 duplicateOidSet(OM_uint32 *minor,
563 const gss_OID_set src,
567 oidEqual(const gss_OID_desc *o1, const gss_OID_desc *o2)
569 if (o1 == GSS_C_NO_OID)
570 return (o2 == GSS_C_NO_OID);
571 else if (o2 == GSS_C_NO_OID)
572 return (o1 == GSS_C_NO_OID);
574 return (o1->length == o2->length &&
575 memcmp(o1->elements, o2->elements, o1->length) == 0);
578 /* util_ordering.c */
580 sequenceInternalize(OM_uint32 *minor,
586 sequenceExternalize(OM_uint32 *minor,
592 sequenceSize(void *vqueue);
595 sequenceFree(OM_uint32 *minor, void **vqueue);
598 sequenceCheck(OM_uint32 *minor, void **vqueue, uint64_t seqnum);
601 sequenceInit(OM_uint32 *minor, void **vqueue, uint64_t seqnum,
602 int do_replay, int do_sequence, int wide_nums);
606 GSSEAP_STATE_INITIAL = 0x01, /* initial state */
607 GSSEAP_STATE_AUTHENTICATE = 0x02, /* exchange EAP messages */
608 GSSEAP_STATE_INITIATOR_EXTS = 0x04, /* initiator extensions */
609 GSSEAP_STATE_ACCEPTOR_EXTS = 0x08, /* acceptor extensions */
610 #ifdef GSSEAP_ENABLE_REAUTH
611 GSSEAP_STATE_REAUTHENTICATE = 0x10, /* GSS reauthentication messages */
613 GSSEAP_STATE_ESTABLISHED = 0x20, /* context established */
614 GSSEAP_STATE_ALL = 0x3F
617 #define GSSEAP_STATE_NEXT(s) ((s) << 1)
619 #define GSSEAP_SM_STATE(ctx) ((ctx)->state)
622 void gssEapSmTransition(gss_ctx_id_t ctx, enum gss_eap_state state);
623 #define GSSEAP_SM_TRANSITION(ctx, state) gssEapSmTransition((ctx), (state))
625 #define GSSEAP_SM_TRANSITION(ctx, newstate) do { (ctx)->state = (newstate); } while (0)
628 #define GSSEAP_SM_TRANSITION_NEXT(ctx) GSSEAP_SM_TRANSITION((ctx), GSSEAP_STATE_NEXT(GSSEAP_SM_STATE((ctx))))
630 /* state machine entry */
632 OM_uint32 inputTokenType;
633 OM_uint32 outputTokenType;
634 enum gss_eap_state validStates;
636 OM_uint32 (*processToken)(OM_uint32 *,
643 gss_channel_bindings_t,
649 /* state machine flags, set by handler */
650 #define SM_FLAG_FORCE_SEND_TOKEN 0x00000001 /* send token even if no inner tokens */
651 #define SM_FLAG_OUTPUT_TOKEN_CRITICAL 0x00000002 /* output token is critical */
653 /* state machine flags, set by state machine */
654 #define SM_FLAG_INPUT_TOKEN_CRITICAL 0x10000000 /* input token was critical */
656 #define SM_ITOK_FLAG_REQUIRED 0x00000001 /* received tokens must be present */
659 gssEapSmStep(OM_uint32 *minor,
666 gss_channel_bindings_t chanBindings,
667 gss_buffer_t inputToken,
668 gss_buffer_t outputToken,
669 struct gss_eap_sm *sm,
673 gssEapSmTransition(gss_ctx_id_t ctx, enum gss_eap_state state);
677 gssEapEncodeInnerTokens(OM_uint32 *minor,
678 gss_buffer_set_t extensions,
680 gss_buffer_t buffer);
682 gssEapDecodeInnerTokens(OM_uint32 *minor,
683 const gss_buffer_t buffer,
684 gss_buffer_set_t *pExtensions,
688 tokenSize(const gss_OID_desc *mech, size_t body_size);
691 makeTokenHeader(const gss_OID_desc *mech,
694 enum gss_eap_token_type tok_type);
697 verifyTokenHeader(OM_uint32 *minor,
700 unsigned char **buf_in,
702 enum gss_eap_token_type *ret_tok_type);
706 #define GSSEAP_CALLOC calloc
707 #define GSSEAP_MALLOC malloc
708 #define GSSEAP_FREE free
709 #define GSSEAP_REALLOC realloc
711 #define GSSEAP_NOT_IMPLEMENTED do { \
712 assert(0 && "not implemented"); \
714 return GSS_S_FAILURE; \
719 #define GSSEAP_MUTEX CRITICAL_SECTION
720 // wrapper for EnterCriticalSection() to provide return value
721 inline int win32_mutex_init(CRITICAL_SECTION* m)
723 EnterCriticalSection(m);
727 #define GSSEAP_MUTEX_INIT(m) win32_mutex_init((m))
728 #define GSSEAP_MUTEX_DESTROY(m) DeleteCriticalSection((m))
729 #define GSSEAP_MUTEX_LOCK(m) EnterCriticalSection((m))
730 #define GSSEAP_MUTEX_UNLOCK(m) LeaveCriticalSection((m))
735 #define GSSEAP_MUTEX pthread_mutex_t
736 #define GSSEAP_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
738 #define GSSEAP_MUTEX_INIT(m) pthread_mutex_init((m), NULL)
739 #define GSSEAP_MUTEX_DESTROY(m) pthread_mutex_destroy((m))
740 #define GSSEAP_MUTEX_LOCK(m) pthread_mutex_lock((m))
741 #define GSSEAP_MUTEX_UNLOCK(m) pthread_mutex_unlock((m))
743 #define GSSEAP_THREAD_KEY pthread_key_t
744 #define GSSEAP_KEY_CREATE(k, d) pthread_key_create((k), (d))
745 #define GSSEAP_GETSPECIFIC(k) pthread_getspecific((k))
746 #define GSSEAP_SETSPECIFIC(k, d) pthread_setspecific((k), (d))
748 #define GSSEAP_THREAD_ONCE pthread_once_t
749 #define GSSEAP_ONCE(o, i) pthread_once((o), (i))
750 #define GSSEAP_ONCE_INITIALIZER PTHREAD_ONCE_INIT
753 /* Helper functions */
755 store_uint16_be(uint16_t val, void *vp)
757 unsigned char *p = (unsigned char *)vp;
759 p[0] = (val >> 8) & 0xff;
760 p[1] = (val ) & 0xff;
763 static inline uint16_t
764 load_uint16_be(const void *cvp)
766 const unsigned char *p = (const unsigned char *)cvp;
768 return (p[1] | (p[0] << 8));
772 store_uint32_be(uint32_t val, void *vp)
774 unsigned char *p = (unsigned char *)vp;
776 p[0] = (val >> 24) & 0xff;
777 p[1] = (val >> 16) & 0xff;
778 p[2] = (val >> 8) & 0xff;
779 p[3] = (val ) & 0xff;
782 static inline uint32_t
783 load_uint32_be(const void *cvp)
785 const unsigned char *p = (const unsigned char *)cvp;
787 return (p[3] | (p[2] << 8)
788 | ((uint32_t) p[1] << 16)
789 | ((uint32_t) p[0] << 24));
793 store_uint64_be(uint64_t val, void *vp)
795 unsigned char *p = (unsigned char *)vp;
797 p[0] = (unsigned char)((val >> 56) & 0xff);
798 p[1] = (unsigned char)((val >> 48) & 0xff);
799 p[2] = (unsigned char)((val >> 40) & 0xff);
800 p[3] = (unsigned char)((val >> 32) & 0xff);
801 p[4] = (unsigned char)((val >> 24) & 0xff);
802 p[5] = (unsigned char)((val >> 16) & 0xff);
803 p[6] = (unsigned char)((val >> 8) & 0xff);
804 p[7] = (unsigned char)((val ) & 0xff);
807 static inline uint64_t
808 load_uint64_be(const void *cvp)
810 const unsigned char *p = (const unsigned char *)cvp;
812 return ((uint64_t)load_uint32_be(p) << 32) | load_uint32_be(p + 4);
815 static inline unsigned char *
816 store_buffer(gss_buffer_t buffer, void *vp, int wide_nums)
818 unsigned char *p = (unsigned char *)vp;
821 store_uint64_be(buffer->length, p);
824 store_uint32_be(buffer->length, p);
828 if (buffer->value != NULL) {
829 memcpy(p, buffer->value, buffer->length);
836 static inline unsigned char *
837 load_buffer(const void *cvp, size_t length, gss_buffer_t buffer)
840 buffer->value = GSSEAP_MALLOC(length);
841 if (buffer->value == NULL)
843 buffer->length = length;
844 memcpy(buffer->value, cvp, length);
845 return (unsigned char *)cvp + length;
848 static inline unsigned char *
849 store_oid(gss_OID oid, void *vp)
853 if (oid != GSS_C_NO_OID) {
854 buf.length = oid->length;
855 buf.value = oid->elements;
861 return store_buffer(&buf, vp, FALSE);
865 krbDataToGssBuffer(krb5_data *data, gss_buffer_t buffer)
867 buffer->value = (void *)data->data;
868 buffer->length = data->length;
872 krbPrincComponentToGssBuffer(krb5_principal krbPrinc,
873 int index, gss_buffer_t buffer)
875 #ifdef HAVE_HEIMDAL_VERSION
876 buffer->value = (void *)KRB_PRINC_NAME(krbPrinc)[index];
877 buffer->length = strlen((char *)buffer->value);
879 buffer->value = (void *)krb5_princ_component(NULL, krbPrinc, index)->data;
880 buffer->length = krb5_princ_component(NULL, krbPrinc, index)->length;
881 #endif /* HAVE_HEIMDAL_VERSION */
885 krbPrincRealmToGssBuffer(krb5_principal krbPrinc, gss_buffer_t buffer)
887 #ifdef HAVE_HEIMDAL_VERSION
888 buffer->value = (void *)KRB_PRINC_REALM(krbPrinc);
889 buffer->length = strlen((char *)buffer->value);
891 krbDataToGssBuffer(KRB_PRINC_REALM(krbPrinc), buffer);
896 gssBufferToKrbData(gss_buffer_t buffer, krb5_data *data)
898 data->data = (char *)buffer->value;
899 data->length = buffer->length;
906 #ifdef GSSEAP_ENABLE_ACCEPTOR
907 #include "util_json.h"
908 #include "util_attr.h"
910 #include "util_base64.h"
911 #ifdef GSSEAP_ENABLE_REAUTH
912 #include "util_reauth.h"
915 #endif /* _UTIL_H_ */