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34 * Establish a security context on the acceptor (server). These functions
35 * wrap around libradsec and (thus) talk to a RADIUS server or proxy.
38 #include "gssapiP_eap.h"
40 #ifdef GSSEAP_ENABLE_REAUTH
42 eapGssSmAcceptGssReauth(OM_uint32 *minor,
49 gss_channel_bindings_t chanBindings,
50 gss_buffer_t inputToken,
51 gss_buffer_t outputToken,
56 * Mark an acceptor context as ready for cryptographic operations
59 acceptReadyEap(OM_uint32 *minor, gss_ctx_id_t ctx, gss_cred_id_t cred)
61 OM_uint32 major, tmpMinor;
63 gss_buffer_desc nameBuf = GSS_C_EMPTY_BUFFER;
65 /* Cache encryption type derived from selected mechanism OID */
66 major = gssEapOidToEnctype(minor, ctx->mechanismUsed,
67 &ctx->encryptionType);
71 gssEapReleaseName(&tmpMinor, &ctx->initiatorName);
73 major = gssEapRadiusGetRawAvp(minor, ctx->acceptorCtx.vps,
74 PW_USER_NAME, 0, &vp);
75 if (major == GSS_S_COMPLETE) {
76 nameBuf.length = vp->length;
77 nameBuf.value = vp->vp_strvalue;
79 ctx->gssFlags |= GSS_C_ANON_FLAG;
82 major = gssEapImportName(minor, &nameBuf,
83 (ctx->gssFlags & GSS_C_ANON_FLAG) ?
84 GSS_C_NT_ANONYMOUS : GSS_C_NT_USER_NAME,
89 major = gssEapRadiusGetRawAvp(minor, ctx->acceptorCtx.vps,
90 PW_MS_MPPE_SEND_KEY, VENDORPEC_MS, &vp);
91 if (GSS_ERROR(major)) {
92 *minor = GSSEAP_KEY_UNAVAILABLE;
93 return GSS_S_UNAVAILABLE;
96 major = gssEapDeriveRfc3961Key(minor,
101 if (GSS_ERROR(major))
104 major = rfc3961ChecksumTypeForKey(minor, &ctx->rfc3961Key,
106 if (GSS_ERROR(major))
109 major = sequenceInit(minor,
110 &ctx->seqState, ctx->recvSeq,
111 ((ctx->gssFlags & GSS_C_REPLAY_FLAG) != 0),
112 ((ctx->gssFlags & GSS_C_SEQUENCE_FLAG) != 0),
114 if (GSS_ERROR(major))
117 major = gssEapCreateAttrContext(minor, cred, ctx,
118 &ctx->initiatorName->attrCtx,
120 if (GSS_ERROR(major))
124 return GSS_S_COMPLETE;
128 eapGssSmAcceptAcceptorName(OM_uint32 *minor,
135 gss_channel_bindings_t chanBindings,
136 gss_buffer_t inputToken,
137 gss_buffer_t outputToken,
142 /* XXX TODO import and validate name from inputToken */
144 if (ctx->acceptorName != GSS_C_NO_NAME) {
145 /* Send desired target name to acceptor */
146 major = gssEapDisplayName(minor, ctx->acceptorName,
148 if (GSS_ERROR(major))
152 return GSS_S_CONTINUE_NEEDED;
157 eapGssSmAcceptVendorInfo(OM_uint32 *minor,
164 gss_channel_bindings_t chanBindings,
165 gss_buffer_t inputToken,
166 gss_buffer_t outputToken,
169 fprintf(stderr, "GSS-EAP: vendor: %.*s\n",
170 (int)inputToken->length, (char *)inputToken->value);
172 return GSS_S_CONTINUE_NEEDED;
178 * Emit a identity EAP request to force the initiator (peer) to identify
182 eapGssSmAcceptIdentity(OM_uint32 *minor,
189 gss_channel_bindings_t chanBindings,
190 gss_buffer_t inputToken,
191 gss_buffer_t outputToken,
195 struct wpabuf *reqData;
196 gss_buffer_desc pktBuffer;
198 if (!gssEapCredAvailable(cred, ctx->mechanismUsed)) {
199 *minor = GSSEAP_CRED_MECH_MISMATCH;
200 return GSS_S_BAD_MECH;
203 if (inputToken != GSS_C_NO_BUFFER && inputToken->length != 0) {
204 *minor = GSSEAP_WRONG_SIZE;
205 return GSS_S_DEFECTIVE_TOKEN;
208 reqData = eap_msg_alloc(EAP_VENDOR_IETF, EAP_TYPE_IDENTITY, 0,
209 EAP_CODE_REQUEST, 0);
210 if (reqData == NULL) {
212 return GSS_S_FAILURE;
215 pktBuffer.length = wpabuf_len(reqData);
216 pktBuffer.value = (void *)wpabuf_head(reqData);
218 major = duplicateBuffer(minor, &pktBuffer, outputToken);
219 if (GSS_ERROR(major))
222 wpabuf_free(reqData);
224 GSSEAP_SM_TRANSITION_NEXT(ctx);
227 *smFlags |= SM_FLAG_OUTPUT_TOKEN_CRITICAL;
229 return GSS_S_CONTINUE_NEEDED;
233 * Returns TRUE if the input token contains an EAP identity response.
236 isIdentityResponseP(gss_buffer_t inputToken)
238 struct wpabuf respData;
240 wpabuf_set(&respData, inputToken->value, inputToken->length);
242 return (eap_get_type(&respData) == EAP_TYPE_IDENTITY);
246 * Save the asserted initiator identity from the EAP identity response.
249 importInitiatorIdentity(OM_uint32 *minor,
251 gss_buffer_t inputToken)
254 struct wpabuf respData;
255 const unsigned char *pos;
257 gss_buffer_desc nameBuf;
259 wpabuf_set(&respData, inputToken->value, inputToken->length);
261 pos = eap_hdr_validate(EAP_VENDOR_IETF, EAP_TYPE_IDENTITY,
264 *minor = GSSEAP_PEER_BAD_MESSAGE;
265 return GSS_S_DEFECTIVE_TOKEN;
268 nameBuf.value = (void *)pos;
269 nameBuf.length = len;
271 gssEapReleaseName(&tmpMinor, &ctx->initiatorName);
273 return gssEapImportName(minor, &nameBuf, GSS_C_NT_USER_NAME,
274 &ctx->initiatorName);
278 * Pass the asserted initiator identity to the authentication server.
281 setInitiatorIdentity(OM_uint32 *minor,
285 OM_uint32 major, tmpMinor;
286 gss_buffer_desc nameBuf;
289 * We should have got an EAP identity response, but if we didn't, then
290 * we will just avoid sending User-Name. Note that radsecproxy requires
291 * User-Name to be sent on every request (presumably so it can remain
294 if (ctx->initiatorName != GSS_C_NO_NAME) {
295 major = gssEapDisplayName(minor, ctx->initiatorName, &nameBuf, NULL);
296 if (GSS_ERROR(major))
299 major = gssEapRadiusAddAvp(minor, vps, PW_USER_NAME, 0, &nameBuf);
300 if (GSS_ERROR(major))
303 gss_release_buffer(&tmpMinor, &nameBuf);
307 return GSS_S_COMPLETE;
311 * Pass the asserted acceptor identity to the authentication server.
314 setAcceptorIdentity(OM_uint32 *minor,
319 gss_buffer_desc nameBuf;
320 krb5_context krbContext = NULL;
321 krb5_principal krbPrinc;
322 struct rs_context *rc = ctx->acceptorCtx.radContext;
326 if (ctx->acceptorName == GSS_C_NO_NAME) {
328 return GSS_S_COMPLETE;
331 if ((ctx->acceptorName->flags & NAME_FLAG_SERVICE) == 0) {
332 *minor = GSSEAP_BAD_SERVICE_NAME;
333 return GSS_S_BAD_NAME;
336 GSSEAP_KRB_INIT(&krbContext);
338 krbPrinc = ctx->acceptorName->krbPrincipal;
339 assert(krbPrinc != NULL);
340 assert(KRB_PRINC_LENGTH(krbPrinc) >= 2);
342 /* Acceptor-Service-Name */
343 krbPrincComponentToGssBuffer(krbPrinc, 0, &nameBuf);
345 major = gssEapRadiusAddAvp(minor, vps,
346 PW_GSS_ACCEPTOR_SERVICE_NAME,
349 if (GSS_ERROR(major))
352 /* Acceptor-Host-Name */
353 krbPrincComponentToGssBuffer(krbPrinc, 1, &nameBuf);
355 major = gssEapRadiusAddAvp(minor, vps,
356 PW_GSS_ACCEPTOR_HOST_NAME,
359 if (GSS_ERROR(major))
362 if (KRB_PRINC_LENGTH(krbPrinc) > 2) {
363 /* Acceptor-Service-Specific */
364 krb5_principal_data ssiPrinc = *krbPrinc;
367 KRB_PRINC_LENGTH(&ssiPrinc) -= 2;
368 KRB_PRINC_NAME(&ssiPrinc) += 2;
370 *minor = krb5_unparse_name_flags(krbContext, &ssiPrinc,
371 KRB5_PRINCIPAL_UNPARSE_NO_REALM, &ssi);
373 return GSS_S_FAILURE;
376 nameBuf.length = strlen(ssi);
378 major = gssEapRadiusAddAvp(minor, vps,
379 PW_GSS_ACCEPTOR_SERVICE_SPECIFIC,
383 if (GSS_ERROR(major)) {
384 krb5_free_unparsed_name(krbContext, ssi);
387 krb5_free_unparsed_name(krbContext, ssi);
390 krbPrincRealmToGssBuffer(krbPrinc, &nameBuf);
391 if (nameBuf.length != 0) {
392 /* Acceptor-Realm-Name */
393 major = gssEapRadiusAddAvp(minor, vps,
394 PW_GSS_ACCEPTOR_REALM_NAME,
397 if (GSS_ERROR(major))
402 return GSS_S_COMPLETE;
406 * Allocate a RadSec handle
409 createRadiusHandle(OM_uint32 *minor,
413 struct gss_eap_acceptor_ctx *actx = &ctx->acceptorCtx;
414 const char *configFile = RS_CONFIG_FILE;
415 const char *configStanza = "gss-eap";
416 struct rs_alloc_scheme ralloc;
417 struct rs_error *err;
419 assert(actx->radContext == NULL);
420 assert(actx->radConn == NULL);
422 if (rs_context_create(&actx->radContext, RS_DICT_FILE) != 0) {
423 *minor = GSSEAP_RADSEC_CONTEXT_FAILURE;
424 return GSS_S_FAILURE;
427 if (cred->radiusConfigFile != NULL)
428 configFile = cred->radiusConfigFile;
429 if (cred->radiusConfigStanza != NULL)
430 configStanza = cred->radiusConfigStanza;
432 ralloc.calloc = GSSEAP_CALLOC;
433 ralloc.malloc = GSSEAP_MALLOC;
434 ralloc.free = GSSEAP_FREE;
435 ralloc.realloc = GSSEAP_REALLOC;
437 rs_context_set_alloc_scheme(actx->radContext, &ralloc);
439 if (rs_context_read_config(actx->radContext, configFile) != 0) {
440 err = rs_err_ctx_pop(actx->radContext);
444 if (rs_conn_create(actx->radContext, &actx->radConn, configStanza) != 0) {
445 err = rs_err_conn_pop(actx->radConn);
449 if (actx->radServer != NULL) {
450 if (rs_conn_select_peer(actx->radConn, actx->radServer) != 0) {
451 err = rs_err_conn_pop(actx->radConn);
457 return GSS_S_COMPLETE;
460 return gssEapRadiusMapError(minor, err);
464 * Process a EAP response from the initiator.
467 eapGssSmAcceptAuthenticate(OM_uint32 *minor,
474 gss_channel_bindings_t chanBindings,
475 gss_buffer_t inputToken,
476 gss_buffer_t outputToken,
479 OM_uint32 major, tmpMinor;
480 struct rs_connection *rconn;
481 struct rs_request *request = NULL;
482 struct rs_packet *req = NULL, *resp = NULL;
483 struct radius_packet *frreq, *frresp;
485 if (ctx->acceptorCtx.radContext == NULL) {
486 /* May be NULL from an imported partial context */
487 major = createRadiusHandle(minor, cred, ctx);
488 if (GSS_ERROR(major))
492 if (isIdentityResponseP(inputToken)) {
493 major = importInitiatorIdentity(minor, ctx, inputToken);
494 if (GSS_ERROR(major))
498 rconn = ctx->acceptorCtx.radConn;
500 if (rs_packet_create_authn_request(rconn, &req, NULL, NULL) != 0) {
501 major = gssEapRadiusMapError(minor, rs_err_conn_pop(rconn));
504 frreq = rs_packet_frpkt(req);
506 major = setInitiatorIdentity(minor, ctx, &frreq->vps);
507 if (GSS_ERROR(major))
510 major = setAcceptorIdentity(minor, ctx, &frreq->vps);
511 if (GSS_ERROR(major))
514 major = gssEapRadiusAddAvp(minor, &frreq->vps,
515 PW_EAP_MESSAGE, 0, inputToken);
516 if (GSS_ERROR(major))
519 if (ctx->acceptorCtx.state.length != 0) {
520 major = gssEapRadiusAddAvp(minor, &frreq->vps, PW_STATE, 0,
521 &ctx->acceptorCtx.state);
522 if (GSS_ERROR(major))
525 gss_release_buffer(&tmpMinor, &ctx->acceptorCtx.state);
528 if (rs_request_create(rconn, &request) != 0) {
529 major = gssEapRadiusMapError(minor, rs_err_conn_pop(rconn));
533 rs_request_add_reqpkt(request, req);
536 if (rs_request_send(request, &resp) != 0) {
537 major = gssEapRadiusMapError(minor, rs_err_conn_pop(rconn));
541 assert(resp != NULL);
543 frresp = rs_packet_frpkt(resp);
544 switch (frresp->code) {
545 case PW_ACCESS_CHALLENGE:
546 case PW_AUTHENTICATION_ACK:
548 case PW_AUTHENTICATION_REJECT:
549 *minor = GSSEAP_RADIUS_AUTH_FAILURE;
550 major = GSS_S_DEFECTIVE_CREDENTIAL;
554 *minor = GSSEAP_UNKNOWN_RADIUS_CODE;
555 major = GSS_S_FAILURE;
560 major = gssEapRadiusGetAvp(minor, frresp->vps, PW_EAP_MESSAGE, 0,
562 if (major == GSS_S_UNAVAILABLE && frresp->code == PW_ACCESS_CHALLENGE) {
563 *minor = GSSEAP_MISSING_EAP_REQUEST;
564 major = GSS_S_DEFECTIVE_TOKEN;
566 } else if (GSS_ERROR(major))
569 if (frresp->code == PW_ACCESS_CHALLENGE) {
570 major = gssEapRadiusGetAvp(minor, frresp->vps, PW_STATE, 0,
571 &ctx->acceptorCtx.state, TRUE);
572 if (GSS_ERROR(major) && *minor != GSSEAP_NO_SUCH_ATTR)
575 ctx->acceptorCtx.vps = frresp->vps;
578 rs_conn_destroy(ctx->acceptorCtx.radConn);
579 ctx->acceptorCtx.radConn = NULL;
581 major = acceptReadyEap(minor, ctx, cred);
582 if (GSS_ERROR(major))
585 GSSEAP_SM_TRANSITION_NEXT(ctx);
588 major = GSS_S_CONTINUE_NEEDED;
590 *smFlags |= SM_FLAG_OUTPUT_TOKEN_CRITICAL;
594 rs_request_destroy(request);
596 rs_packet_destroy(req);
602 eapGssSmAcceptGssChannelBindings(OM_uint32 *minor,
609 gss_channel_bindings_t chanBindings,
610 gss_buffer_t inputToken,
611 gss_buffer_t outputToken,
614 OM_uint32 major, tmpMinor;
615 gss_iov_buffer_desc iov[2];
617 iov[0].type = GSS_IOV_BUFFER_TYPE_DATA | GSS_IOV_BUFFER_FLAG_ALLOCATE;
618 iov[0].buffer.length = 0;
619 iov[0].buffer.value = NULL;
621 iov[1].type = GSS_IOV_BUFFER_TYPE_STREAM;
622 iov[1].buffer = *inputToken;
624 major = gssEapUnwrapOrVerifyMIC(minor, ctx, NULL, NULL,
625 iov, 2, TOK_TYPE_WRAP);
626 if (GSS_ERROR(major))
627 return GSS_S_BAD_BINDINGS;
629 if (chanBindings != GSS_C_NO_CHANNEL_BINDINGS &&
630 !bufferEqual(&iov[0].buffer, &chanBindings->application_data)) {
631 major = GSS_S_BAD_BINDINGS;
632 *minor = GSSEAP_BINDINGS_MISMATCH;
634 major = GSS_S_CONTINUE_NEEDED;
638 gss_release_buffer(&tmpMinor, &iov[0].buffer);
643 #ifdef GSSEAP_ENABLE_REAUTH
645 eapGssSmAcceptReauthCreds(OM_uint32 *minor,
652 gss_channel_bindings_t chanBindings,
653 gss_buffer_t inputToken,
654 gss_buffer_t outputToken,
660 * If we're built with fast reauthentication enabled, then
661 * fabricate a ticket from the initiator to ourselves.
663 major = gssEapMakeReauthCreds(minor, ctx, cred, outputToken);
664 if (major == GSS_S_UNAVAILABLE)
665 major = GSS_S_COMPLETE;
666 if (major == GSS_S_COMPLETE)
667 major = GSS_S_CONTINUE_NEEDED;
674 eapGssSmAcceptCompleteInitiatorExts(OM_uint32 *minor,
681 gss_channel_bindings_t chanBindings,
682 gss_buffer_t inputToken,
683 gss_buffer_t outputToken,
686 GSSEAP_SM_TRANSITION_NEXT(ctx);
690 return GSS_S_CONTINUE_NEEDED;
694 eapGssSmAcceptCompleteAcceptorExts(OM_uint32 *minor,
701 gss_channel_bindings_t chanBindings,
702 gss_buffer_t inputToken,
703 gss_buffer_t outputToken,
706 GSSEAP_SM_TRANSITION(ctx, GSSEAP_STATE_ESTABLISHED);
709 *smFlags |= SM_FLAG_FORCE_SEND_TOKEN;
711 return GSS_S_COMPLETE;
714 static struct gss_eap_sm eapGssAcceptorSm[] = {
716 ITOK_TYPE_ACCEPTOR_NAME_REQ,
717 ITOK_TYPE_ACCEPTOR_NAME_RESP,
718 GSSEAP_STATE_INITIAL,
720 eapGssSmAcceptAcceptorName
724 ITOK_TYPE_VENDOR_INFO,
726 GSSEAP_STATE_INITIAL,
728 eapGssSmAcceptVendorInfo,
731 #ifdef GSSEAP_ENABLE_REAUTH
733 ITOK_TYPE_REAUTH_REQ,
734 ITOK_TYPE_REAUTH_RESP,
735 GSSEAP_STATE_INITIAL,
737 eapGssSmAcceptGssReauth,
743 GSSEAP_STATE_INITIAL,
744 SM_ITOK_FLAG_REQUIRED,
745 eapGssSmAcceptIdentity,
750 GSSEAP_STATE_AUTHENTICATE,
751 SM_ITOK_FLAG_REQUIRED,
752 eapGssSmAcceptAuthenticate
755 ITOK_TYPE_GSS_CHANNEL_BINDINGS,
757 GSSEAP_STATE_INITIATOR_EXTS,
758 SM_ITOK_FLAG_REQUIRED,
759 eapGssSmAcceptGssChannelBindings,
764 GSSEAP_STATE_INITIATOR_EXTS,
766 eapGssSmAcceptCompleteInitiatorExts,
768 #ifdef GSSEAP_ENABLE_REAUTH
771 ITOK_TYPE_REAUTH_CREDS,
772 GSSEAP_STATE_ACCEPTOR_EXTS,
774 eapGssSmAcceptReauthCreds,
780 GSSEAP_STATE_ACCEPTOR_EXTS,
782 eapGssSmAcceptCompleteAcceptorExts
787 gss_accept_sec_context(OM_uint32 *minor,
788 gss_ctx_id_t *context_handle,
790 gss_buffer_t input_token,
791 gss_channel_bindings_t input_chan_bindings,
792 gss_name_t *src_name,
794 gss_buffer_t output_token,
795 OM_uint32 *ret_flags,
797 gss_cred_id_t *delegated_cred_handle)
799 OM_uint32 major, tmpMinor;
800 gss_ctx_id_t ctx = *context_handle;
804 output_token->length = 0;
805 output_token->value = NULL;
807 if (src_name != NULL)
808 *src_name = GSS_C_NO_NAME;
810 if (input_token == GSS_C_NO_BUFFER || input_token->length == 0) {
811 *minor = GSSEAP_TOK_TRUNC;
812 return GSS_S_DEFECTIVE_TOKEN;
815 if (ctx == GSS_C_NO_CONTEXT) {
816 major = gssEapAllocContext(minor, &ctx);
817 if (GSS_ERROR(major))
820 *context_handle = ctx;
823 GSSEAP_MUTEX_LOCK(&ctx->mutex);
825 if (cred == GSS_C_NO_CREDENTIAL) {
826 if (ctx->defaultCred == GSS_C_NO_CREDENTIAL) {
827 major = gssEapAcquireCred(minor,
836 if (GSS_ERROR(major))
840 cred = ctx->defaultCred;
843 GSSEAP_MUTEX_LOCK(&cred->mutex);
845 if (cred->name != GSS_C_NO_NAME) {
846 major = gssEapDuplicateName(minor, cred->name, &ctx->acceptorName);
847 if (GSS_ERROR(major))
851 major = gssEapSmStep(minor,
862 sizeof(eapGssAcceptorSm) / sizeof(eapGssAcceptorSm[0]));
863 if (GSS_ERROR(major))
866 if (mech_type != NULL) {
867 if (!gssEapInternalizeOid(ctx->mechanismUsed, mech_type))
868 duplicateOid(&tmpMinor, ctx->mechanismUsed, mech_type);
870 if (ret_flags != NULL)
871 *ret_flags = ctx->gssFlags;
872 if (delegated_cred_handle != NULL)
873 *delegated_cred_handle = GSS_C_NO_CREDENTIAL;
875 if (major == GSS_S_COMPLETE) {
876 if (src_name != NULL && ctx->initiatorName != GSS_C_NO_NAME) {
877 major = gssEapDuplicateName(&tmpMinor, ctx->initiatorName, src_name);
878 if (GSS_ERROR(major))
881 if (time_rec != NULL) {
882 major = gssEapContextTime(&tmpMinor, ctx, time_rec);
883 if (GSS_ERROR(major))
888 assert(CTX_IS_ESTABLISHED(ctx) || major == GSS_S_CONTINUE_NEEDED);
891 if (cred != GSS_C_NO_CREDENTIAL)
892 GSSEAP_MUTEX_UNLOCK(&cred->mutex);
893 GSSEAP_MUTEX_UNLOCK(&ctx->mutex);
895 if (GSS_ERROR(major))
896 gssEapReleaseContext(&tmpMinor, context_handle);
901 #ifdef GSSEAP_ENABLE_REAUTH
903 acceptReadyKrb(OM_uint32 *minor,
906 const gss_name_t initiator,
912 major = gssEapGlueToMechName(minor, ctx, initiator, &ctx->initiatorName);
913 if (GSS_ERROR(major))
916 major = gssEapReauthComplete(minor, ctx, cred, mech, timeRec);
917 if (GSS_ERROR(major))
921 return GSS_S_COMPLETE;
925 eapGssSmAcceptGssReauth(OM_uint32 *minor,
932 gss_channel_bindings_t chanBindings,
933 gss_buffer_t inputToken,
934 gss_buffer_t outputToken,
937 OM_uint32 major, tmpMinor;
938 gss_name_t krbInitiator = GSS_C_NO_NAME;
939 OM_uint32 gssFlags, timeRec = GSS_C_INDEFINITE;
942 * If we're built with fast reauthentication support, it's valid
943 * for an initiator to send a GSS reauthentication token as its
944 * initial context token, causing us to short-circuit the state
945 * machine and process Kerberos GSS messages instead.
948 ctx->flags |= CTX_FLAG_KRB_REAUTH;
950 major = gssAcceptSecContext(minor,
961 if (major == GSS_S_COMPLETE) {
962 major = acceptReadyKrb(minor, ctx, cred,
963 krbInitiator, mech, timeRec);
964 if (major == GSS_S_COMPLETE) {
965 GSSEAP_SM_TRANSITION(ctx, GSSEAP_STATE_ESTABLISHED);
967 ctx->gssFlags = gssFlags;
968 } else if ((*smFlags & SM_FLAG_INPUT_TOKEN_CRITICAL) == 0) {
969 /* pretend reauthentication attempt never happened */
970 gssDeleteSecContext(&tmpMinor, &ctx->kerberosCtx, GSS_C_NO_BUFFER);
971 ctx->flags &= ~(CTX_FLAG_KRB_REAUTH);
972 GSSEAP_SM_TRANSITION(ctx, GSSEAP_STATE_INITIAL);
973 *smFlags |= SM_FLAG_RESTART;
974 major = GSS_S_CONTINUE_NEEDED;
977 gssReleaseName(&tmpMinor, &krbInitiator);
981 #endif /* GSSEAP_ENABLE_REAUTH */