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,
90 #define makeStringBufferOrCleanup(src, dst) \
92 major = makeStringBuffer((minor), (src), (dst));\
93 if (GSS_ERROR(major)) \
98 bufferToString(OM_uint32 *minor,
99 const gss_buffer_t buffer,
103 duplicateBuffer(OM_uint32 *minor,
104 const gss_buffer_t src,
107 #define duplicateBufferOrCleanup(src, dst) \
109 major = duplicateBuffer((minor), (src), (dst)); \
110 if (GSS_ERROR(major)) \
115 bufferEqual(const gss_buffer_t b1, const gss_buffer_t b2)
117 return (b1->length == b2->length &&
118 memcmp(b1->value, b2->value, b2->length) == 0);
122 bufferEqualString(const gss_buffer_t b1, const char *s)
126 b2.length = strlen(s);
127 b2.value = (char *)s;
129 return bufferEqual(b1, &b2);
134 gssEapSign(krb5_context context,
137 #ifdef HAVE_HEIMDAL_VERSION
142 krb5_keyusage sign_usage,
143 gss_iov_buffer_desc *iov,
147 gssEapVerify(krb5_context context,
150 #ifdef HAVE_HEIMDAL_VERSION
155 krb5_keyusage sign_usage,
156 gss_iov_buffer_desc *iov,
162 gssEapEncodeGssChannelBindings(OM_uint32 *minor,
163 gss_channel_bindings_t chanBindings,
164 gss_buffer_t encodedBindings);
168 #define EAP_EXPORT_CONTEXT_V1 1
170 enum gss_eap_token_type {
171 TOK_TYPE_NONE = 0x0000, /* no token */
172 TOK_TYPE_MIC = 0x0404, /* RFC 4121 MIC token */
173 TOK_TYPE_WRAP = 0x0504, /* RFC 4121 wrap token */
174 TOK_TYPE_EXPORT_NAME = 0x0401, /* RFC 2743 exported name */
175 TOK_TYPE_EXPORT_NAME_COMPOSITE = 0x0402, /* exported composite name */
176 TOK_TYPE_DELETE_CONTEXT = 0x0405, /* RFC 2743 delete context */
177 TOK_TYPE_INITIATOR_CONTEXT = 0x0601, /* initiator-sent context token */
178 TOK_TYPE_ACCEPTOR_CONTEXT = 0x0602, /* acceptor-sent context token */
181 /* inner token types and flags */
182 #define ITOK_TYPE_NONE 0x00000000
183 #define ITOK_TYPE_CONTEXT_ERR 0x00000001 /* critical */
184 #define ITOK_TYPE_ACCEPTOR_NAME_REQ 0x00000002 /* TBD */
185 #define ITOK_TYPE_ACCEPTOR_NAME_RESP 0x00000003 /* TBD */
186 #define ITOK_TYPE_EAP_RESP 0x00000004 /* critical, required, if not reauth */
187 #define ITOK_TYPE_EAP_REQ 0x00000005 /* critical, required, if not reauth */
188 #define ITOK_TYPE_GSS_CHANNEL_BINDINGS 0x00000006 /* critical, required, if not reauth */
189 #define ITOK_TYPE_REAUTH_CREDS 0x00000007 /* optional */
190 #define ITOK_TYPE_REAUTH_REQ 0x00000008 /* optional */
191 #define ITOK_TYPE_REAUTH_RESP 0x00000009 /* optional */
192 #define ITOK_TYPE_VERSION_INFO 0x0000000A /* optional */
193 #define ITOK_TYPE_VENDOR_INFO 0x0000000B /* optional */
194 #define ITOK_TYPE_GSS_FLAGS 0x0000000C /* optional */
195 #define ITOK_TYPE_INITIATOR_MIC 0x0000000D /* critical, required, if not reauth */
196 #define ITOK_TYPE_ACCEPTOR_MIC 0x0000000E /* TBD */
198 #define ITOK_FLAG_CRITICAL 0x80000000 /* critical, wire flag */
199 #define ITOK_FLAG_VERIFIED 0x40000000 /* verified, API flag */
201 #define ITOK_TYPE_MASK (~(ITOK_FLAG_CRITICAL | ITOK_FLAG_VERIFIED))
203 #define GSSEAP_WIRE_FLAGS_MASK GSS_C_MUTUAL_FLAG
205 OM_uint32 gssEapAllocContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
206 OM_uint32 gssEapReleaseContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
209 gssEapMakeToken(OM_uint32 *minor,
211 const gss_buffer_t innerToken,
212 enum gss_eap_token_type tokenType,
213 gss_buffer_t outputToken);
216 gssEapVerifyToken(OM_uint32 *minor,
218 const gss_buffer_t inputToken,
219 enum gss_eap_token_type *tokenType,
220 gss_buffer_t innerInputToken);
223 gssEapContextTime(OM_uint32 *minor,
224 gss_ctx_id_t context_handle,
225 OM_uint32 *time_rec);
228 gssEapMakeTokenMIC(OM_uint32 *minor,
230 gss_buffer_t tokenMIC);
233 gssEapVerifyTokenMIC(OM_uint32 *minor,
235 const gss_buffer_t tokenMIC);
238 OM_uint32 gssEapAllocCred(OM_uint32 *minor, gss_cred_id_t *pCred);
239 OM_uint32 gssEapReleaseCred(OM_uint32 *minor, gss_cred_id_t *pCred);
242 gssEapPrimaryMechForCred(gss_cred_id_t cred);
245 gssEapAcquireCred(OM_uint32 *minor,
246 const gss_name_t desiredName,
248 const gss_OID_set desiredMechs,
250 gss_cred_id_t *pCred,
251 gss_OID_set *pActualMechs,
255 gssEapSetCredPassword(OM_uint32 *minor,
257 const gss_buffer_t password);
260 gssEapSetCredService(OM_uint32 *minor,
262 const gss_name_t target);
265 gssEapResolveInitiatorCred(OM_uint32 *minor,
266 const gss_cred_id_t cred,
267 const gss_name_t target,
268 gss_cred_id_t *resolvedCred);
270 int gssEapCredAvailable(gss_cred_id_t cred, gss_OID mech);
273 gssEapInquireCred(OM_uint32 *minor,
276 OM_uint32 *pLifetime,
277 gss_cred_usage_t *cred_usage,
278 gss_OID_set *mechanisms);
282 gssEapEncrypt(krb5_context context, int dce_style, size_t ec,
284 #ifdef HAVE_HEIMDAL_VERSION
290 gss_iov_buffer_desc *iov, int iov_count);
293 gssEapDecrypt(krb5_context context, int dce_style, size_t ec,
295 #ifdef HAVE_HEIMDAL_VERSION
301 gss_iov_buffer_desc *iov, int iov_count);
304 gssEapMapCryptoFlag(OM_uint32 type);
307 gssEapLocateIov(gss_iov_buffer_desc *iov,
312 gssEapIovMessageLength(gss_iov_buffer_desc *iov,
315 size_t *assoc_data_length);
318 gssEapReleaseIov(gss_iov_buffer_desc *iov, int iov_count);
321 gssEapIsIntegrityOnly(gss_iov_buffer_desc *iov, int iov_count);
324 gssEapAllocIov(gss_iov_buffer_t iov, size_t size);
327 gssEapDeriveRfc3961Key(OM_uint32 *minor,
328 const unsigned char *key,
330 krb5_enctype enctype,
331 krb5_keyblock *pKey);
334 #ifdef HAVE_HEIMDAL_VERSION
336 #define KRB_TIME_FOREVER ((time_t)~0L)
338 #define KRB_KEY_TYPE(key) ((key)->keytype)
339 #define KRB_KEY_DATA(key) ((key)->keyvalue.data)
340 #define KRB_KEY_LENGTH(key) ((key)->keyvalue.length)
342 #define KRB_PRINC_LENGTH(princ) ((princ)->name.name_string.len)
343 #define KRB_PRINC_TYPE(princ) ((princ)->name.name_type)
344 #define KRB_PRINC_NAME(princ) ((princ)->name.name_string.val)
345 #define KRB_PRINC_REALM(princ) ((princ)->realm)
347 #define KRB_KT_ENT_KEYBLOCK(e) (&(e)->keyblock)
348 #define KRB_KT_ENT_FREE(c, e) krb5_kt_free_entry((c), (e))
350 #define KRB_CRYPTO_CONTEXT(ctx) (krbCrypto)
354 #define KRB_TIME_FOREVER KRB5_INT32_MAX
356 #define KRB_KEY_TYPE(key) ((key)->enctype)
357 #define KRB_KEY_DATA(key) ((key)->contents)
358 #define KRB_KEY_LENGTH(key) ((key)->length)
360 #define KRB_PRINC_LENGTH(princ) (krb5_princ_size(NULL, (princ)))
361 #define KRB_PRINC_TYPE(princ) (krb5_princ_type(NULL, (princ)))
362 #define KRB_PRINC_NAME(princ) (krb5_princ_name(NULL, (princ)))
363 #define KRB_PRINC_REALM(princ) (krb5_princ_realm(NULL, (princ)))
365 #define KRB_KT_ENT_KEYBLOCK(e) (&(e)->key)
366 #define KRB_KT_ENT_FREE(c, e) krb5_free_keytab_entry_contents((c), (e))
368 #define KRB_CRYPTO_CONTEXT(ctx) (&(ctx)->rfc3961Key)
370 #endif /* HAVE_HEIMDAL_VERSION */
372 #define KRB_KEY_INIT(key) do { \
373 KRB_KEY_TYPE(key) = ENCTYPE_NULL; \
374 KRB_KEY_DATA(key) = NULL; \
375 KRB_KEY_LENGTH(key) = 0; \
378 #define GSSEAP_KRB_INIT(ctx) do { \
379 OM_uint32 tmpMajor; \
381 tmpMajor = gssEapKerberosInit(minor, ctx); \
382 if (GSS_ERROR(tmpMajor)) { \
388 gssEapKerberosInit(OM_uint32 *minor, krb5_context *context);
391 rfc3961ChecksumTypeForKey(OM_uint32 *minor,
393 krb5_cksumtype *cksumtype);
396 krbCryptoLength(krb5_context krbContext,
397 #ifdef HAVE_HEIMDAL_VERSION
398 krb5_crypto krbCrypto,
406 krbPaddingLength(krb5_context krbContext,
407 #ifdef HAVE_HEIMDAL_VERSION
408 krb5_crypto krbCrypto,
416 krbBlockSize(krb5_context krbContext,
417 #ifdef HAVE_HEIMDAL_VERSION
418 krb5_crypto krbCrypto,
425 krbEnctypeToString(krb5_context krbContext,
426 krb5_enctype enctype,
428 gss_buffer_t string);
431 krbMakeAuthDataKdcIssued(krb5_context context,
432 const krb5_keyblock *key,
433 krb5_const_principal issuer,
434 #ifdef HAVE_HEIMDAL_VERSION
435 const AuthorizationData *authdata,
436 AuthorizationData *adKdcIssued
438 krb5_authdata *const *authdata,
439 krb5_authdata ***adKdcIssued
444 krbMakeCred(krb5_context context,
445 krb5_auth_context authcontext,
451 gssEapExportLucidSecContext(OM_uint32 *minor,
453 const gss_OID desiredObject,
454 gss_buffer_set_t *data_set);
457 extern gss_OID GSS_EAP_MECHANISM;
459 #define OID_FLAG_NULL_VALID 0x00000001
460 #define OID_FLAG_FAMILY_MECH_VALID 0x00000002
461 #define OID_FLAG_MAP_NULL_TO_DEFAULT_MECH 0x00000004
462 #define OID_FLAG_MAP_FAMILY_MECH_TO_NULL 0x00000008
465 gssEapCanonicalizeOid(OM_uint32 *minor,
471 gssEapReleaseOid(OM_uint32 *minor, gss_OID *oid);
474 gssEapDefaultMech(OM_uint32 *minor,
478 gssEapIndicateMechs(OM_uint32 *minor,
482 gssEapEnctypeToOid(OM_uint32 *minor,
483 krb5_enctype enctype,
487 gssEapOidToEnctype(OM_uint32 *minor,
489 krb5_enctype *enctype);
492 gssEapIsMechanismOid(const gss_OID oid);
495 gssEapIsConcreteMechanismOid(const gss_OID oid);
498 gssEapValidateMechs(OM_uint32 *minor,
499 const gss_OID_set mechs);
502 gssEapOidToSaslName(const gss_OID oid);
505 gssEapSaslNameToOid(const gss_buffer_t name);
507 /* util_moonshot.c */
509 libMoonshotResolveDefaultIdentity(OM_uint32 *minor,
510 const gss_cred_id_t cred,
514 libMoonshotResolveInitiatorCred(OM_uint32 *minor,
516 const gss_name_t targetName);
519 #define EXPORT_NAME_FLAG_OID 0x1
520 #define EXPORT_NAME_FLAG_COMPOSITE 0x2
521 #define EXPORT_NAME_FLAG_ALLOW_COMPOSITE 0x4
523 OM_uint32 gssEapAllocName(OM_uint32 *minor, gss_name_t *pName);
524 OM_uint32 gssEapReleaseName(OM_uint32 *minor, gss_name_t *pName);
525 OM_uint32 gssEapExportName(OM_uint32 *minor,
526 const gss_name_t name,
527 gss_buffer_t exportedName);
528 OM_uint32 gssEapExportNameInternal(OM_uint32 *minor,
529 const gss_name_t name,
530 gss_buffer_t exportedName,
532 OM_uint32 gssEapImportName(OM_uint32 *minor,
533 const gss_buffer_t input_name_buffer,
534 const gss_OID input_name_type,
535 const gss_OID input_mech_type,
536 gss_name_t *output_name);
537 OM_uint32 gssEapImportNameInternal(OM_uint32 *minor,
538 const gss_buffer_t input_name_buffer,
539 gss_name_t *output_name,
542 gssEapDuplicateName(OM_uint32 *minor,
543 const gss_name_t input_name,
544 gss_name_t *dest_name);
547 gssEapCanonicalizeName(OM_uint32 *minor,
548 const gss_name_t input_name,
549 const gss_OID mech_type,
550 gss_name_t *dest_name);
553 gssEapDisplayName(OM_uint32 *minor,
555 gss_buffer_t output_name_buffer,
556 gss_OID *output_name_type);
559 gssEapCompareName(OM_uint32 *minor,
566 composeOid(OM_uint32 *minor_status,
573 decomposeOid(OM_uint32 *minor_status,
580 duplicateOid(OM_uint32 *minor_status,
581 const gss_OID_desc * const oid,
585 duplicateOidSet(OM_uint32 *minor,
586 const gss_OID_set src,
590 oidEqual(const gss_OID_desc *o1, const gss_OID_desc *o2)
592 if (o1 == GSS_C_NO_OID)
593 return (o2 == GSS_C_NO_OID);
594 else if (o2 == GSS_C_NO_OID)
595 return (o1 == GSS_C_NO_OID);
597 return (o1->length == o2->length &&
598 memcmp(o1->elements, o2->elements, o1->length) == 0);
601 /* util_ordering.c */
603 sequenceInternalize(OM_uint32 *minor,
609 sequenceExternalize(OM_uint32 *minor,
615 sequenceSize(void *vqueue);
618 sequenceFree(OM_uint32 *minor, void **vqueue);
621 sequenceCheck(OM_uint32 *minor, void **vqueue, uint64_t seqnum);
624 sequenceInit(OM_uint32 *minor, void **vqueue, uint64_t seqnum,
625 int do_replay, int do_sequence, int wide_nums);
629 GSSEAP_STATE_INITIAL = 0x01, /* initial state */
630 GSSEAP_STATE_AUTHENTICATE = 0x02, /* exchange EAP messages */
631 GSSEAP_STATE_INITIATOR_EXTS = 0x04, /* initiator extensions */
632 GSSEAP_STATE_ACCEPTOR_EXTS = 0x08, /* acceptor extensions */
633 #ifdef GSSEAP_ENABLE_REAUTH
634 GSSEAP_STATE_REAUTHENTICATE = 0x10, /* GSS reauthentication messages */
636 GSSEAP_STATE_ESTABLISHED = 0x20, /* context established */
637 GSSEAP_STATE_ALL = 0x3F
640 #define GSSEAP_STATE_NEXT(s) ((s) << 1)
642 #define GSSEAP_SM_STATE(ctx) ((ctx)->state)
645 void gssEapSmTransition(gss_ctx_id_t ctx, enum gss_eap_state state);
646 #define GSSEAP_SM_TRANSITION(ctx, state) gssEapSmTransition((ctx), (state))
648 #define GSSEAP_SM_TRANSITION(ctx, newstate) do { (ctx)->state = (newstate); } while (0)
651 #define GSSEAP_SM_TRANSITION_NEXT(ctx) GSSEAP_SM_TRANSITION((ctx), GSSEAP_STATE_NEXT(GSSEAP_SM_STATE((ctx))))
653 /* state machine entry */
655 OM_uint32 inputTokenType;
656 OM_uint32 outputTokenType;
657 enum gss_eap_state validStates;
659 OM_uint32 (*processToken)(OM_uint32 *,
666 gss_channel_bindings_t,
672 /* state machine flags, set by handler */
673 #define SM_FLAG_FORCE_SEND_TOKEN 0x00000001 /* send token even if no inner tokens */
674 #define SM_FLAG_OUTPUT_TOKEN_CRITICAL 0x00000002 /* output token is critical */
676 /* state machine flags, set by state machine */
677 #define SM_FLAG_INPUT_TOKEN_CRITICAL 0x10000000 /* input token was critical */
679 #define SM_ITOK_FLAG_REQUIRED 0x00000001 /* received tokens must be present */
682 gssEapSmStep(OM_uint32 *minor,
689 gss_channel_bindings_t chanBindings,
690 gss_buffer_t inputToken,
691 gss_buffer_t outputToken,
692 struct gss_eap_sm *sm,
696 gssEapSmTransition(gss_ctx_id_t ctx, enum gss_eap_state state);
699 struct gss_eap_token_buffer_set {
700 gss_buffer_set_desc buffers; /* pointers only */
705 gssEapEncodeInnerTokens(OM_uint32 *minor,
706 struct gss_eap_token_buffer_set *tokens,
707 gss_buffer_t buffer);
709 gssEapDecodeInnerTokens(OM_uint32 *minor,
710 const gss_buffer_t buffer,
711 struct gss_eap_token_buffer_set *tokens);
714 gssEapReleaseInnerTokens(OM_uint32 *minor,
715 struct gss_eap_token_buffer_set *tokens,
719 gssEapAllocInnerTokens(OM_uint32 *minor,
721 struct gss_eap_token_buffer_set *tokens);
724 tokenSize(const gss_OID_desc *mech, size_t body_size);
727 makeTokenHeader(const gss_OID_desc *mech,
730 enum gss_eap_token_type tok_type);
733 verifyTokenHeader(OM_uint32 *minor,
736 unsigned char **buf_in,
738 enum gss_eap_token_type *ret_tok_type);
742 #define GSSEAP_CALLOC calloc
743 #define GSSEAP_MALLOC malloc
744 #define GSSEAP_FREE free
745 #define GSSEAP_REALLOC realloc
747 #define GSSEAP_NOT_IMPLEMENTED do { \
748 assert(0 && "not implemented"); \
750 return GSS_S_FAILURE; \
755 #define GSSEAP_MUTEX pthread_mutex_t
756 #define GSSEAP_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
758 #define GSSEAP_MUTEX_INIT(m) pthread_mutex_init((m), NULL)
759 #define GSSEAP_MUTEX_DESTROY(m) pthread_mutex_destroy((m))
760 #define GSSEAP_MUTEX_LOCK(m) pthread_mutex_lock((m))
761 #define GSSEAP_MUTEX_UNLOCK(m) pthread_mutex_unlock((m))
763 #define GSSEAP_THREAD_KEY pthread_key_t
764 #define GSSEAP_KEY_CREATE(k, d) pthread_key_create((k), (d))
765 #define GSSEAP_GETSPECIFIC(k) pthread_getspecific((k))
766 #define GSSEAP_SETSPECIFIC(k, d) pthread_setspecific((k), (d))
768 #define GSSEAP_THREAD_ONCE pthread_once_t
769 #define GSSEAP_ONCE(o, i) pthread_once((o), (i))
770 #define GSSEAP_ONCE_INITIALIZER PTHREAD_ONCE_INIT
772 /* Helper functions */
774 store_uint16_be(uint16_t val, void *vp)
776 unsigned char *p = (unsigned char *)vp;
778 p[0] = (val >> 8) & 0xff;
779 p[1] = (val ) & 0xff;
782 static inline uint16_t
783 load_uint16_be(const void *cvp)
785 const unsigned char *p = (const unsigned char *)cvp;
787 return (p[1] | (p[0] << 8));
791 store_uint32_be(uint32_t val, void *vp)
793 unsigned char *p = (unsigned char *)vp;
795 p[0] = (val >> 24) & 0xff;
796 p[1] = (val >> 16) & 0xff;
797 p[2] = (val >> 8) & 0xff;
798 p[3] = (val ) & 0xff;
801 static inline uint32_t
802 load_uint32_be(const void *cvp)
804 const unsigned char *p = (const unsigned char *)cvp;
806 return (p[3] | (p[2] << 8)
807 | ((uint32_t) p[1] << 16)
808 | ((uint32_t) p[0] << 24));
812 store_uint64_be(uint64_t val, void *vp)
814 unsigned char *p = (unsigned char *)vp;
816 p[0] = (unsigned char)((val >> 56) & 0xff);
817 p[1] = (unsigned char)((val >> 48) & 0xff);
818 p[2] = (unsigned char)((val >> 40) & 0xff);
819 p[3] = (unsigned char)((val >> 32) & 0xff);
820 p[4] = (unsigned char)((val >> 24) & 0xff);
821 p[5] = (unsigned char)((val >> 16) & 0xff);
822 p[6] = (unsigned char)((val >> 8) & 0xff);
823 p[7] = (unsigned char)((val ) & 0xff);
826 static inline uint64_t
827 load_uint64_be(const void *cvp)
829 const unsigned char *p = (const unsigned char *)cvp;
831 return ((uint64_t)load_uint32_be(p) << 32) | load_uint32_be(p + 4);
834 static inline unsigned char *
835 store_buffer(gss_buffer_t buffer, void *vp, int wide_nums)
837 unsigned char *p = (unsigned char *)vp;
840 store_uint64_be(buffer->length, p);
843 store_uint32_be(buffer->length, p);
847 if (buffer->value != NULL) {
848 memcpy(p, buffer->value, buffer->length);
855 static inline unsigned char *
856 load_buffer(const void *cvp, size_t length, gss_buffer_t buffer)
859 buffer->value = GSSEAP_MALLOC(length);
860 if (buffer->value == NULL)
862 buffer->length = length;
863 memcpy(buffer->value, cvp, length);
864 return (unsigned char *)cvp + length;
867 static inline unsigned char *
868 store_oid(gss_OID oid, void *vp)
872 if (oid != GSS_C_NO_OID) {
873 buf.length = oid->length;
874 buf.value = oid->elements;
880 return store_buffer(&buf, vp, FALSE);
884 krbDataToGssBuffer(krb5_data *data, gss_buffer_t buffer)
886 buffer->value = (void *)data->data;
887 buffer->length = data->length;
891 krbPrincComponentToGssBuffer(krb5_principal krbPrinc,
892 int index, gss_buffer_t buffer)
894 #ifdef HAVE_HEIMDAL_VERSION
895 buffer->value = (void *)KRB_PRINC_NAME(krbPrinc)[index];
896 buffer->length = strlen((char *)buffer->value);
898 buffer->value = (void *)krb5_princ_component(NULL, krbPrinc, index)->data;
899 buffer->length = krb5_princ_component(NULL, krbPrinc, index)->length;
900 #endif /* HAVE_HEIMDAL_VERSION */
904 krbPrincRealmToGssBuffer(krb5_principal krbPrinc, gss_buffer_t buffer)
906 #ifdef HAVE_HEIMDAL_VERSION
907 buffer->value = (void *)KRB_PRINC_REALM(krbPrinc);
908 buffer->length = strlen((char *)buffer->value);
910 krbDataToGssBuffer(KRB_PRINC_REALM(krbPrinc), buffer);
915 gssBufferToKrbData(gss_buffer_t buffer, krb5_data *data)
917 data->data = (char *)buffer->value;
918 data->length = buffer->length;
925 #include "util_json.h"
926 #include "util_attr.h"
927 #include "util_base64.h"
928 #ifdef GSSEAP_ENABLE_REAUTH
929 #include "util_reauth.h"
932 #endif /* _UTIL_H_ */