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 #ifdef HAVE_SYS_PARAM_H
65 #include <sys/param.h>
77 # define inline __inline
79 #define snprintf _snprintf
87 #define MIN(_a,_b) ((_a)<(_b)?(_a):(_b))
90 #if !defined(WIN32) && !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
91 #define GSSEAP_UNUSED __attribute__ ((__unused__))
98 makeStringBuffer(OM_uint32 *minor,
100 gss_buffer_t buffer);
102 #define makeStringBufferOrCleanup(src, dst) \
104 major = makeStringBuffer((minor), (src), (dst));\
105 if (GSS_ERROR(major)) \
110 bufferToString(OM_uint32 *minor,
111 const gss_buffer_t buffer,
115 duplicateBuffer(OM_uint32 *minor,
116 const gss_buffer_t src,
119 #define duplicateBufferOrCleanup(src, dst) \
121 major = duplicateBuffer((minor), (src), (dst)); \
122 if (GSS_ERROR(major)) \
127 bufferEqual(const gss_buffer_t b1, const gss_buffer_t b2)
129 return (b1->length == b2->length &&
130 memcmp(b1->value, b2->value, b2->length) == 0);
134 bufferEqualString(const gss_buffer_t b1, const char *s)
138 b2.length = strlen(s);
139 b2.value = (char *)s;
141 return bufferEqual(b1, &b2);
145 enum gss_eap_token_type {
146 TOK_TYPE_NONE = 0x0000, /* no token */
147 TOK_TYPE_MIC = 0x0404, /* RFC 4121 MIC token */
148 TOK_TYPE_WRAP = 0x0504, /* RFC 4121 wrap token */
149 TOK_TYPE_EXPORT_NAME = 0x0401, /* RFC 2743 exported name */
150 TOK_TYPE_EXPORT_NAME_COMPOSITE = 0x0402, /* exported composite name */
151 TOK_TYPE_DELETE_CONTEXT = 0x0405, /* RFC 2743 delete context */
152 TOK_TYPE_INITIATOR_CONTEXT = 0x0601, /* initiator-sent context token */
153 TOK_TYPE_ACCEPTOR_CONTEXT = 0x0602, /* acceptor-sent context token */
157 gssEapSign(krb5_context context,
160 #ifdef HAVE_HEIMDAL_VERSION
165 krb5_keyusage sign_usage,
166 gss_iov_buffer_desc *iov,
168 enum gss_eap_token_type toktype);
171 gssEapVerify(krb5_context context,
174 #ifdef HAVE_HEIMDAL_VERSION
179 krb5_keyusage sign_usage,
180 gss_iov_buffer_desc *iov,
182 enum gss_eap_token_type toktype,
187 gssEapEncodeGssChannelBindings(OM_uint32 *minor,
188 gss_channel_bindings_t chanBindings,
189 gss_buffer_t encodedBindings);
193 #define EAP_EXPORT_CONTEXT_V1 1
195 /* inner token types and flags */
196 #define ITOK_TYPE_NONE 0x00000000
197 #define ITOK_TYPE_CONTEXT_ERR 0x00000001 /* critical */
198 #define ITOK_TYPE_ACCEPTOR_NAME_REQ 0x00000002 /* TBD */
199 #define ITOK_TYPE_ACCEPTOR_NAME_RESP 0x00000003 /* TBD */
200 #define ITOK_TYPE_EAP_RESP 0x00000004 /* critical, required, if not reauth */
201 #define ITOK_TYPE_EAP_REQ 0x00000005 /* critical, required, if not reauth */
202 #define ITOK_TYPE_GSS_CHANNEL_BINDINGS 0x00000006 /* critical, required, if not reauth */
203 #define ITOK_TYPE_REAUTH_CREDS 0x00000007 /* optional */
204 #define ITOK_TYPE_REAUTH_REQ 0x00000008 /* optional */
205 #define ITOK_TYPE_REAUTH_RESP 0x00000009 /* optional */
206 #define ITOK_TYPE_VERSION_INFO 0x0000000A /* optional */
207 #define ITOK_TYPE_VENDOR_INFO 0x0000000B /* optional */
208 #define ITOK_TYPE_GSS_FLAGS 0x0000000C /* optional */
209 #define ITOK_TYPE_INITIATOR_MIC 0x0000000D /* critical, required, if not reauth */
210 #define ITOK_TYPE_ACCEPTOR_MIC 0x0000000E /* TBD */
212 #define ITOK_FLAG_CRITICAL 0x80000000 /* critical, wire flag */
213 #define ITOK_FLAG_VERIFIED 0x40000000 /* verified, API flag */
215 #define ITOK_TYPE_MASK (~(ITOK_FLAG_CRITICAL | ITOK_FLAG_VERIFIED))
217 #define GSSEAP_WIRE_FLAGS_MASK ( GSS_C_MUTUAL_FLAG | \
219 GSS_C_IDENTIFY_FLAG | \
220 GSS_C_EXTENDED_ERROR_FLAG )
222 OM_uint32 gssEapAllocContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
223 OM_uint32 gssEapReleaseContext(OM_uint32 *minor, gss_ctx_id_t *pCtx);
226 gssEapMakeToken(OM_uint32 *minor,
228 const gss_buffer_t innerToken,
229 enum gss_eap_token_type tokenType,
230 gss_buffer_t outputToken);
233 gssEapVerifyToken(OM_uint32 *minor,
235 const gss_buffer_t inputToken,
236 enum gss_eap_token_type *tokenType,
237 gss_buffer_t innerInputToken);
240 gssEapContextTime(OM_uint32 *minor,
241 gss_ctx_id_t context_handle,
242 OM_uint32 *time_rec);
245 gssEapMakeTokenMIC(OM_uint32 *minor,
247 gss_buffer_t tokenMIC);
250 gssEapVerifyTokenMIC(OM_uint32 *minor,
252 const gss_buffer_t tokenMIC);
255 OM_uint32 gssEapAllocCred(OM_uint32 *minor, gss_cred_id_t *pCred);
256 OM_uint32 gssEapReleaseCred(OM_uint32 *minor, gss_cred_id_t *pCred);
259 gssEapPrimaryMechForCred(gss_cred_id_t cred);
262 gssEapAcquireCred(OM_uint32 *minor,
263 const gss_name_t desiredName,
265 const gss_OID_set desiredMechs,
267 gss_cred_id_t *pCred,
268 gss_OID_set *pActualMechs,
272 gssEapSetCredPassword(OM_uint32 *minor,
274 const gss_buffer_t password);
277 gssEapSetCredClientCertificate(OM_uint32 *minor,
279 const gss_buffer_t clientCert,
280 const gss_buffer_t privateKey);
283 gssEapSetCredService(OM_uint32 *minor,
285 const gss_name_t target);
288 gssEapResolveInitiatorCred(OM_uint32 *minor,
289 const gss_cred_id_t cred,
290 const gss_name_t target,
291 gss_cred_id_t *resolvedCred);
293 int gssEapCredAvailable(gss_cred_id_t cred, gss_OID mech);
296 gssEapInquireCred(OM_uint32 *minor,
299 OM_uint32 *pLifetime,
300 gss_cred_usage_t *cred_usage,
301 gss_OID_set *mechanisms);
305 gssEapEncrypt(krb5_context context, int dce_style, size_t ec,
307 #ifdef HAVE_HEIMDAL_VERSION
313 gss_iov_buffer_desc *iov, int iov_count);
316 gssEapDecrypt(krb5_context context, int dce_style, size_t ec,
318 #ifdef HAVE_HEIMDAL_VERSION
324 gss_iov_buffer_desc *iov, int iov_count);
327 gssEapMapCryptoFlag(OM_uint32 type);
330 gssEapLocateIov(gss_iov_buffer_desc *iov,
335 gssEapLocateHeaderIov(gss_iov_buffer_desc *iov,
337 enum gss_eap_token_type toktype);
340 gssEapIovMessageLength(gss_iov_buffer_desc *iov,
343 size_t *assoc_data_length);
346 gssEapReleaseIov(gss_iov_buffer_desc *iov, int iov_count);
349 gssEapIsIntegrityOnly(gss_iov_buffer_desc *iov, int iov_count);
352 gssEapAllocIov(gss_iov_buffer_t iov, size_t size);
355 gssEapDeriveRfc3961Key(OM_uint32 *minor,
356 const unsigned char *key,
358 krb5_enctype enctype,
359 krb5_keyblock *pKey);
365 * If your Kerberos library uses a different allocator to your
366 * GSS mechanism glue, then you might wish to define these in
367 * config.h or elsewhere. This should eventually go away when
368 * we no longer need to allocate memory that is freed by the
371 #define KRB_CALLOC calloc
372 #define KRB_MALLOC malloc
373 #define KRB_FREE free
374 #define KRB_REALLOC realloc
375 #endif /* KRB_MALLOC */
377 #ifdef HAVE_HEIMDAL_VERSION
379 #define KRB_TIME_FOREVER ((time_t)~0L)
381 #define KRB_KEY_TYPE(key) ((key)->keytype)
382 #define KRB_KEY_DATA(key) ((key)->keyvalue.data)
383 #define KRB_KEY_LENGTH(key) ((key)->keyvalue.length)
385 #define KRB_PRINC_LENGTH(princ) ((princ)->name.name_string.len)
386 #define KRB_PRINC_TYPE(princ) ((princ)->name.name_type)
387 #define KRB_PRINC_NAME(princ) ((princ)->name.name_string.val)
388 #define KRB_PRINC_REALM(princ) ((princ)->realm)
390 #define KRB_KT_ENT_KEYBLOCK(e) (&(e)->keyblock)
391 #define KRB_KT_ENT_FREE(c, e) krb5_kt_free_entry((c), (e))
393 #define KRB_CRYPTO_CONTEXT(ctx) (krbCrypto)
395 #define KRB_DATA_INIT(d) krb5_data_zero((d))
397 #define KRB_CHECKSUM_TYPE(c) ((c)->cksumtype)
398 #define KRB_CHECKSUM_LENGTH(c) ((c)->checksum.length)
399 #define KRB_CHECKSUM_DATA(c) ((c)->checksum.data)
401 #define KRB_CHECKSUM_INIT(cksum, type, d) do { \
402 (cksum)->cksumtype = (type); \
403 (cksum)->checksum.length = (d)->length; \
404 (cksum)->checksum.data = (d)->value; \
409 #define KRB_TIME_FOREVER KRB5_INT32_MAX
411 #define KRB_KEY_TYPE(key) ((key)->enctype)
412 #define KRB_KEY_DATA(key) ((key)->contents)
413 #define KRB_KEY_LENGTH(key) ((key)->length)
415 #define KRB_PRINC_LENGTH(princ) (krb5_princ_size(NULL, (princ)))
416 #define KRB_PRINC_TYPE(princ) (krb5_princ_type(NULL, (princ)))
417 #define KRB_PRINC_NAME(princ) (krb5_princ_name(NULL, (princ)))
418 #define KRB_PRINC_REALM(princ) (krb5_princ_realm(NULL, (princ)))
419 #define KRB_PRINC_COMPONENT(princ, component) \
420 (krb5_princ_component(NULL, (princ), (component)))
422 #define KRB_KT_ENT_KEYBLOCK(e) (&(e)->key)
423 #define KRB_KT_ENT_FREE(c, e) krb5_free_keytab_entry_contents((c), (e))
425 #define KRB_CRYPTO_CONTEXT(ctx) (&(ctx)->rfc3961Key)
427 #define KRB_DATA_INIT(d) do { \
428 (d)->magic = KV5M_DATA; \
433 #define KRB_CHECKSUM_TYPE(c) ((c)->checksum_type)
434 #define KRB_CHECKSUM_LENGTH(c) ((c)->length)
435 #define KRB_CHECKSUM_DATA(c) ((c)->contents)
437 #define KRB_CHECKSUM_INIT(cksum, type, d) do { \
438 (cksum)->checksum_type = (type); \
439 (cksum)->length = (d)->length; \
440 (cksum)->contents = (d)->value; \
443 #endif /* HAVE_HEIMDAL_VERSION */
445 #define KRB_KEY_INIT(key) do { \
446 KRB_KEY_TYPE(key) = ENCTYPE_NULL; \
447 KRB_KEY_DATA(key) = NULL; \
448 KRB_KEY_LENGTH(key) = 0; \
451 #define GSSEAP_KRB_INIT(ctx) do { \
452 OM_uint32 tmpMajor; \
454 tmpMajor = gssEapKerberosInit(minor, ctx); \
455 if (GSS_ERROR(tmpMajor)) { \
461 gssEapKerberosInit(OM_uint32 *minor, krb5_context *context);
464 rfc3961ChecksumTypeForKey(OM_uint32 *minor,
466 krb5_cksumtype *cksumtype);
469 krbCryptoLength(krb5_context krbContext,
470 #ifdef HAVE_HEIMDAL_VERSION
471 krb5_crypto krbCrypto,
479 krbPaddingLength(krb5_context krbContext,
480 #ifdef HAVE_HEIMDAL_VERSION
481 krb5_crypto krbCrypto,
489 krbBlockSize(krb5_context krbContext,
490 #ifdef HAVE_HEIMDAL_VERSION
491 krb5_crypto krbCrypto,
498 krbEnctypeToString(krb5_context krbContext,
499 krb5_enctype enctype,
501 gss_buffer_t string);
504 krbMakeAuthDataKdcIssued(krb5_context context,
505 const krb5_keyblock *key,
506 krb5_const_principal issuer,
507 #ifdef HAVE_HEIMDAL_VERSION
508 const AuthorizationData *authdata,
509 AuthorizationData *adKdcIssued
511 krb5_authdata *const *authdata,
512 krb5_authdata ***adKdcIssued
517 krbMakeCred(krb5_context context,
518 krb5_auth_context authcontext,
524 gssEapExportLucidSecContext(OM_uint32 *minor,
526 const gss_OID desiredObject,
527 gss_buffer_set_t *data_set);
530 extern gss_OID GSS_EAP_MECHANISM;
532 #define OID_FLAG_NULL_VALID 0x00000001
533 #define OID_FLAG_FAMILY_MECH_VALID 0x00000002
534 #define OID_FLAG_MAP_NULL_TO_DEFAULT_MECH 0x00000004
535 #define OID_FLAG_MAP_FAMILY_MECH_TO_NULL 0x00000008
538 gssEapCanonicalizeOid(OM_uint32 *minor,
544 gssEapReleaseOid(OM_uint32 *minor, gss_OID *oid);
547 gssEapDefaultMech(OM_uint32 *minor,
551 gssEapIndicateMechs(OM_uint32 *minor,
555 gssEapEnctypeToOid(OM_uint32 *minor,
556 krb5_enctype enctype,
560 gssEapOidToEnctype(OM_uint32 *minor,
562 krb5_enctype *enctype);
565 gssEapIsMechanismOid(const gss_OID oid);
568 gssEapIsConcreteMechanismOid(const gss_OID oid);
571 gssEapValidateMechs(OM_uint32 *minor,
572 const gss_OID_set mechs);
575 gssEapOidToSaslName(const gss_OID oid);
578 gssEapSaslNameToOid(const gss_buffer_t name);
580 /* util_moonshot.c */
582 libMoonshotResolveDefaultIdentity(OM_uint32 *minor,
583 const gss_cred_id_t cred,
587 libMoonshotResolveInitiatorCred(OM_uint32 *minor,
589 const gss_name_t targetName);
592 #define EXPORT_NAME_FLAG_OID 0x1
593 #define EXPORT_NAME_FLAG_COMPOSITE 0x2
594 #define EXPORT_NAME_FLAG_ALLOW_COMPOSITE 0x4
596 OM_uint32 gssEapAllocName(OM_uint32 *minor, gss_name_t *pName);
597 OM_uint32 gssEapReleaseName(OM_uint32 *minor, gss_name_t *pName);
598 OM_uint32 gssEapExportName(OM_uint32 *minor,
599 const gss_name_t name,
600 gss_buffer_t exportedName);
601 OM_uint32 gssEapExportNameInternal(OM_uint32 *minor,
602 const gss_name_t name,
603 gss_buffer_t exportedName,
605 OM_uint32 gssEapImportName(OM_uint32 *minor,
606 const gss_buffer_t input_name_buffer,
607 const gss_OID input_name_type,
608 const gss_OID input_mech_type,
609 gss_name_t *output_name);
610 OM_uint32 gssEapImportNameInternal(OM_uint32 *minor,
611 const gss_buffer_t input_name_buffer,
612 gss_name_t *output_name,
615 gssEapDuplicateName(OM_uint32 *minor,
616 const gss_name_t input_name,
617 gss_name_t *dest_name);
620 gssEapCanonicalizeName(OM_uint32 *minor,
621 const gss_name_t input_name,
622 const gss_OID mech_type,
623 gss_name_t *dest_name);
626 gssEapDisplayName(OM_uint32 *minor,
628 gss_buffer_t output_name_buffer,
629 gss_OID *output_name_type);
631 #define COMPARE_NAME_FLAG_IGNORE_EMPTY_REALMS 0x1
634 gssEapCompareName(OM_uint32 *minor,
642 composeOid(OM_uint32 *minor_status,
649 decomposeOid(OM_uint32 *minor_status,
656 duplicateOid(OM_uint32 *minor_status,
657 const gss_OID_desc * const oid,
661 duplicateOidSet(OM_uint32 *minor,
662 const gss_OID_set src,
666 oidEqual(const gss_OID_desc *o1, const gss_OID_desc *o2)
668 if (o1 == GSS_C_NO_OID)
669 return (o2 == GSS_C_NO_OID);
670 else if (o2 == GSS_C_NO_OID)
671 return (o1 == GSS_C_NO_OID);
673 return (o1->length == o2->length &&
674 memcmp(o1->elements, o2->elements, o1->length) == 0);
677 /* util_ordering.c */
679 sequenceInternalize(OM_uint32 *minor,
685 sequenceExternalize(OM_uint32 *minor,
691 sequenceSize(void *vqueue);
694 sequenceFree(OM_uint32 *minor, void **vqueue);
697 sequenceCheck(OM_uint32 *minor, void **vqueue, uint64_t seqnum);
700 sequenceInit(OM_uint32 *minor, void **vqueue, uint64_t seqnum,
701 int do_replay, int do_sequence, int wide_nums);
705 GSSEAP_STATE_INITIAL = 0x01, /* initial state */
706 GSSEAP_STATE_AUTHENTICATE = 0x02, /* exchange EAP messages */
707 GSSEAP_STATE_INITIATOR_EXTS = 0x04, /* initiator extensions */
708 GSSEAP_STATE_ACCEPTOR_EXTS = 0x08, /* acceptor extensions */
709 #ifdef GSSEAP_ENABLE_REAUTH
710 GSSEAP_STATE_REAUTHENTICATE = 0x10, /* GSS reauthentication messages */
712 GSSEAP_STATE_ESTABLISHED = 0x20, /* context established */
713 GSSEAP_STATE_ALL = 0x3F
716 #define GSSEAP_STATE_NEXT(s) ((s) << 1)
718 #define GSSEAP_SM_STATE(ctx) ((ctx)->state)
721 void gssEapSmTransition(gss_ctx_id_t ctx, enum gss_eap_state state);
722 #define GSSEAP_SM_TRANSITION(ctx, state) gssEapSmTransition((ctx), (state))
724 #define GSSEAP_SM_TRANSITION(ctx, newstate) do { (ctx)->state = (newstate); } while (0)
727 #define GSSEAP_SM_TRANSITION_NEXT(ctx) GSSEAP_SM_TRANSITION((ctx), GSSEAP_STATE_NEXT(GSSEAP_SM_STATE((ctx))))
729 /* state machine entry */
731 OM_uint32 inputTokenType;
732 OM_uint32 outputTokenType;
733 enum gss_eap_state validStates;
735 OM_uint32 (*processToken)(OM_uint32 *,
742 gss_channel_bindings_t,
748 /* state machine flags, set by handler */
749 #define SM_FLAG_FORCE_SEND_TOKEN 0x00000001 /* send token even if no inner tokens */
750 #define SM_FLAG_OUTPUT_TOKEN_CRITICAL 0x00000002 /* output token is critical */
752 /* state machine flags, set by state machine */
753 #define SM_FLAG_INPUT_TOKEN_CRITICAL 0x10000000 /* input token was critical */
755 #define SM_ITOK_FLAG_REQUIRED 0x00000001 /* received tokens must be present */
758 gssEapSmStep(OM_uint32 *minor,
765 gss_channel_bindings_t chanBindings,
766 gss_buffer_t inputToken,
767 gss_buffer_t outputToken,
768 struct gss_eap_sm *sm,
772 gssEapSmTransition(gss_ctx_id_t ctx, enum gss_eap_state state);
775 struct gss_eap_token_buffer_set {
776 gss_buffer_set_desc buffers; /* pointers only */
781 gssEapEncodeInnerTokens(OM_uint32 *minor,
782 struct gss_eap_token_buffer_set *tokens,
783 gss_buffer_t buffer);
785 gssEapDecodeInnerTokens(OM_uint32 *minor,
786 const gss_buffer_t buffer,
787 struct gss_eap_token_buffer_set *tokens);
790 gssEapReleaseInnerTokens(OM_uint32 *minor,
791 struct gss_eap_token_buffer_set *tokens,
795 gssEapAllocInnerTokens(OM_uint32 *minor,
797 struct gss_eap_token_buffer_set *tokens);
800 tokenSize(const gss_OID_desc *mech, size_t body_size);
803 makeTokenHeader(const gss_OID_desc *mech,
806 enum gss_eap_token_type tok_type);
809 verifyTokenHeader(OM_uint32 *minor,
812 unsigned char **buf_in,
814 enum gss_eap_token_type *ret_tok_type);
817 #ifndef GSSEAP_MALLOC
819 #include <gssapi/gssapi_alloc.h>
820 #define GSSEAP_MALLOC gssalloc_malloc
821 #define GSSEAP_CALLOC gssalloc_calloc
822 #define GSSEAP_FREE gssalloc_free
823 #define GSSEAP_REALLOC gssalloc_realloc
825 #define GSSEAP_CALLOC calloc
826 #define GSSEAP_MALLOC malloc
827 #define GSSEAP_FREE free
828 #define GSSEAP_REALLOC realloc
830 #endif /* !GSSEAP_MALLOC */
832 #ifndef GSSAPI_CALLCONV
833 #define GSSAPI_CALLCONV KRB5_CALLCONV
836 #ifndef GSSEAP_ASSERT
838 #define GSSEAP_ASSERT(x) assert((x))
839 #endif /* !GSSEAP_ASSERT */
842 #define GSSEAP_CONSTRUCTOR
843 #define GSSEAP_DESTRUCTOR
845 #define GSSEAP_CONSTRUCTOR __attribute__((constructor))
846 #define GSSEAP_DESTRUCTOR __attribute__((destructor))
849 #define GSSEAP_NOT_IMPLEMENTED do { \
850 GSSEAP_ASSERT(0 && "not implemented"); \
852 return GSS_S_FAILURE; \
859 #define GSSEAP_GET_LAST_ERROR() (GetLastError()) /* XXX FIXME */
861 #define GSSEAP_MUTEX CRITICAL_SECTION
862 #define GSSEAP_MUTEX_INIT(m) (InitializeCriticalSection((m)), 0)
863 #define GSSEAP_MUTEX_DESTROY(m) DeleteCriticalSection((m))
864 #define GSSEAP_MUTEX_LOCK(m) EnterCriticalSection((m))
865 #define GSSEAP_MUTEX_UNLOCK(m) LeaveCriticalSection((m))
866 #define GSSEAP_ONCE_LEAVE do { return TRUE; } while (0)
868 /* Thread-local is handled separately */
870 #define GSSEAP_THREAD_ONCE INIT_ONCE
871 #define GSSEAP_ONCE_CALLBACK(cb) BOOL CALLBACK cb(PINIT_ONCE InitOnce, PVOID Parameter, PVOID *Context)
872 #define GSSEAP_ONCE(o, i) InitOnceExecuteOnce((o), (i), NULL, NULL)
873 #define GSSEAP_ONCE_INITIALIZER INIT_ONCE_STATIC_INIT
879 #define GSSEAP_GET_LAST_ERROR() (errno)
881 #define GSSEAP_MUTEX pthread_mutex_t
882 #define GSSEAP_MUTEX_INIT(m) pthread_mutex_init((m), NULL)
883 #define GSSEAP_MUTEX_DESTROY(m) pthread_mutex_destroy((m))
884 #define GSSEAP_MUTEX_LOCK(m) pthread_mutex_lock((m))
885 #define GSSEAP_MUTEX_UNLOCK(m) pthread_mutex_unlock((m))
887 #define GSSEAP_THREAD_KEY pthread_key_t
888 #define GSSEAP_KEY_CREATE(k, d) pthread_key_create((k), (d))
889 #define GSSEAP_GETSPECIFIC(k) pthread_getspecific((k))
890 #define GSSEAP_SETSPECIFIC(k, d) pthread_setspecific((k), (d))
892 #define GSSEAP_THREAD_ONCE pthread_once_t
893 #define GSSEAP_ONCE_CALLBACK(cb) void cb(void)
894 #define GSSEAP_ONCE(o, i) pthread_once((o), (i))
895 #define GSSEAP_ONCE_INITIALIZER PTHREAD_ONCE_INIT
896 #define GSSEAP_ONCE_LEAVE do { } while (0)
900 /* Helper functions */
902 store_uint16_be(uint16_t val, void *vp)
904 unsigned char *p = (unsigned char *)vp;
906 p[0] = (val >> 8) & 0xff;
907 p[1] = (val ) & 0xff;
910 static inline uint16_t
911 load_uint16_be(const void *cvp)
913 const unsigned char *p = (const unsigned char *)cvp;
915 return (p[1] | (p[0] << 8));
919 store_uint32_be(uint32_t val, void *vp)
921 unsigned char *p = (unsigned char *)vp;
923 p[0] = (val >> 24) & 0xff;
924 p[1] = (val >> 16) & 0xff;
925 p[2] = (val >> 8) & 0xff;
926 p[3] = (val ) & 0xff;
929 static inline uint32_t
930 load_uint32_be(const void *cvp)
932 const unsigned char *p = (const unsigned char *)cvp;
934 return (p[3] | (p[2] << 8)
935 | ((uint32_t) p[1] << 16)
936 | ((uint32_t) p[0] << 24));
940 store_uint64_be(uint64_t val, void *vp)
942 unsigned char *p = (unsigned char *)vp;
944 p[0] = (unsigned char)((val >> 56) & 0xff);
945 p[1] = (unsigned char)((val >> 48) & 0xff);
946 p[2] = (unsigned char)((val >> 40) & 0xff);
947 p[3] = (unsigned char)((val >> 32) & 0xff);
948 p[4] = (unsigned char)((val >> 24) & 0xff);
949 p[5] = (unsigned char)((val >> 16) & 0xff);
950 p[6] = (unsigned char)((val >> 8) & 0xff);
951 p[7] = (unsigned char)((val ) & 0xff);
954 static inline uint64_t
955 load_uint64_be(const void *cvp)
957 const unsigned char *p = (const unsigned char *)cvp;
959 return ((uint64_t)load_uint32_be(p) << 32) | load_uint32_be(p + 4);
962 static inline unsigned char *
963 store_buffer(gss_buffer_t buffer, void *vp, int wide_nums)
965 unsigned char *p = (unsigned char *)vp;
968 store_uint64_be(buffer->length, p);
971 store_uint32_be(buffer->length, p);
975 if (buffer->value != NULL) {
976 memcpy(p, buffer->value, buffer->length);
983 static inline unsigned char *
984 load_buffer(const void *cvp, size_t length, gss_buffer_t buffer)
987 buffer->value = GSSEAP_MALLOC(length);
988 if (buffer->value == NULL)
990 buffer->length = length;
991 memcpy(buffer->value, cvp, length);
992 return (unsigned char *)cvp + length;
995 static inline unsigned char *
996 store_oid(gss_OID oid, void *vp)
1000 if (oid != GSS_C_NO_OID) {
1001 buf.length = oid->length;
1002 buf.value = oid->elements;
1008 return store_buffer(&buf, vp, FALSE);
1012 krbDataToGssBuffer(krb5_data *data, gss_buffer_t buffer)
1014 buffer->value = (void *)data->data;
1015 buffer->length = data->length;
1019 krbPrincComponentToGssBuffer(krb5_principal krbPrinc,
1020 int index, gss_buffer_t buffer)
1022 if (KRB_PRINC_LENGTH(krbPrinc) <= index) {
1023 buffer->value = NULL;
1026 #ifdef HAVE_HEIMDAL_VERSION
1027 buffer->value = (void *)KRB_PRINC_NAME(krbPrinc)[index];
1028 buffer->length = strlen((char *)buffer->value);
1030 buffer->value = (void *)krb5_princ_component(NULL, krbPrinc, index)->data;
1031 buffer->length = krb5_princ_component(NULL, krbPrinc, index)->length;
1032 #endif /* HAVE_HEIMDAL_VERSION */
1036 static inline krb5_error_code
1037 krbPrincUnparseServiceSpecifics(krb5_context krbContext, krb5_principal krbPrinc,
1038 gss_buffer_t nameBuf)
1040 krb5_error_code result = 0;
1041 if (KRB_PRINC_LENGTH(krbPrinc) > 2) {
1042 /* Acceptor-Service-Specific */
1043 krb5_principal_data ssiPrinc = *krbPrinc;
1046 KRB_PRINC_LENGTH(&ssiPrinc) -= 2;
1047 KRB_PRINC_NAME(&ssiPrinc) += 2;
1049 result = krb5_unparse_name_flags(krbContext, &ssiPrinc,
1050 KRB5_PRINCIPAL_UNPARSE_NO_REALM, &ssi);
1054 nameBuf->value = ssi;
1055 nameBuf->length = strlen(ssi);
1057 nameBuf->value = NULL;
1058 nameBuf->length = 0;
1065 krbFreeUnparsedName(krb5_context krbContext, gss_buffer_t nameBuf)
1067 #ifdef HAVE_HEIMDAL_VERSION
1068 krb5_xfree((char *) nameBuf->value);
1070 krb5_free_unparsed_name(krbContext, (char *)(nameBuf->value));
1072 nameBuf->value = NULL;
1073 nameBuf->length = 0;
1077 krbPrincRealmToGssBuffer(krb5_principal krbPrinc, gss_buffer_t buffer)
1079 #ifdef HAVE_HEIMDAL_VERSION
1080 buffer->value = (void *)KRB_PRINC_REALM(krbPrinc);
1081 buffer->length = strlen((char *)buffer->value);
1083 krbDataToGssBuffer(KRB_PRINC_REALM(krbPrinc), buffer);
1088 gssBufferToKrbData(gss_buffer_t buffer, krb5_data *data)
1090 data->data = (char *)buffer->value;
1091 data->length = buffer->length;
1095 struct gss_eap_status_info;
1097 struct gss_eap_thread_local_data {
1098 krb5_context krbContext;
1099 struct gss_eap_status_info *statusInfo;
1102 struct gss_eap_thread_local_data *
1103 gssEapGetThreadLocalData(void);
1106 gssEapDestroyStatusInfo(struct gss_eap_status_info *status);
1109 gssEapDestroyKrbContext(krb5_context context);
1115 #ifdef GSSEAP_ENABLE_ACCEPTOR
1116 #include "util_json.h"
1117 #include "util_attr.h"
1118 #include "util_base64.h"
1119 #endif /* GSSEAP_ENABLE_ACCEPTOR */
1120 #ifdef GSSEAP_ENABLE_REAUTH
1121 #include "util_reauth.h"
1124 #endif /* _UTIL_H_ */