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33 #ifndef _GSSAPIP_EAP_H_
34 #define _GSSAPIP_EAP_H_ 1
38 #ifdef HAVE_HEIMDAL_VERSION
39 #define KRB5_DEPRECATED /* so we can use krb5_free_unparsed_name() */
55 #ifdef HAVE_SYS_PARAM_H
56 #include <sys/param.h>
60 #ifndef MAXHOSTNAMELEN
61 # include <WinSock2.h>
62 # define MAXHOSTNAMELEN NI_MAXHOST
67 #include <gssapi/gssapi.h>
68 #include <gssapi/gssapi_krb5.h>
69 #ifdef HAVE_HEIMDAL_VERSION
70 typedef struct gss_any *gss_any_t;
72 #include <gssapi/gssapi_ext.h>
74 #include "gssapi_eap.h"
76 #ifndef HAVE_GSS_INQUIRE_ATTRS_FOR_MECH
77 typedef const gss_OID_desc *gss_const_OID;
80 /* Kerberos headers */
86 #include <eap_peer/eap.h>
87 #include <eap_peer/eap_config.h>
88 #include <eap_peer/eap_methods.h>
89 #include <eap_common/eap_common.h>
92 #ifdef GSSEAP_ENABLE_ACCEPTOR
93 /* FreeRADIUS headers */
97 #define operator fr_operator
100 #include <freeradius/libradius.h>
101 #include <freeradius/radius.h>
105 /* libradsec headers */
106 #include <radsec/radsec.h>
107 #include <radsec/request.h>
114 #endif /* GSSEAP_ENABLE_ACCEPTOR */
116 #include "gsseap_err.h"
117 #include "radsec_err.h"
124 /* These name flags are informative and not actually used by anything yet */
125 #define NAME_FLAG_NAI 0x00000001
126 #define NAME_FLAG_SERVICE 0x00000002
127 #define NAME_FLAG_COMPOSITE 0x00000004
129 struct gss_eap_saml_attr_ctx;
130 struct gss_eap_attr_ctx;
132 #ifdef HAVE_HEIMDAL_VERSION
133 struct gss_name_t_desc_struct
135 struct gss_name_struct
138 GSSEAP_MUTEX mutex; /* mutex protects attrCtx */
140 gss_OID mechanismUsed; /* this is immutable */
141 krb5_principal krbPrincipal; /* this is immutable */
142 #ifdef GSSEAP_ENABLE_ACCEPTOR
143 struct gss_eap_attr_ctx *attrCtx;
147 #define CRED_FLAG_INITIATE 0x00010000
148 #define CRED_FLAG_ACCEPT 0x00020000
149 #define CRED_FLAG_PASSWORD 0x00040000
150 #define CRED_FLAG_DEFAULT_CCACHE 0x00080000
151 #define CRED_FLAG_RESOLVED 0x00100000
152 #define CRED_FLAG_PUBLIC_MASK 0x0000FFFF
154 #ifdef HAVE_HEIMDAL_VERSION
155 struct gss_cred_id_t_desc_struct
157 struct gss_cred_id_struct
163 gss_name_t target; /* for initiator */
164 gss_buffer_desc password;
165 gss_OID_set mechanisms;
167 gss_buffer_desc radiusConfigFile;
168 gss_buffer_desc radiusConfigStanza;
169 gss_buffer_desc caCertificate;
170 gss_buffer_desc subjectNameConstraint;
171 gss_buffer_desc subjectAltNameConstraint;
172 #ifdef GSSEAP_ENABLE_REAUTH
173 krb5_ccache krbCredCache;
174 gss_cred_id_t reauthCred;
178 #define CTX_FLAG_INITIATOR 0x00000001
179 #define CTX_FLAG_KRB_REAUTH 0x00000002
181 #define CTX_IS_INITIATOR(ctx) (((ctx)->flags & CTX_FLAG_INITIATOR) != 0)
183 #define CTX_IS_ESTABLISHED(ctx) ((ctx)->state == GSSEAP_STATE_ESTABLISHED)
185 /* Initiator context flags */
186 #define CTX_FLAG_EAP_SUCCESS 0x00010000
187 #define CTX_FLAG_EAP_RESTART 0x00020000
188 #define CTX_FLAG_EAP_FAIL 0x00040000
189 #define CTX_FLAG_EAP_RESP 0x00080000
190 #define CTX_FLAG_EAP_NO_RESP 0x00100000
191 #define CTX_FLAG_EAP_REQ 0x00200000
192 #define CTX_FLAG_EAP_PORT_ENABLED 0x00400000
193 #define CTX_FLAG_EAP_ALT_ACCEPT 0x00800000
194 #define CTX_FLAG_EAP_ALT_REJECT 0x01000000
195 #define CTX_FLAG_EAP_MASK 0xFFFF0000
197 struct gss_eap_initiator_ctx {
198 unsigned int idleWhile;
199 struct eap_peer_config eapPeerConfig;
201 struct wpabuf reqData;
204 #ifdef GSSEAP_ENABLE_ACCEPTOR
205 struct gss_eap_acceptor_ctx {
206 struct rs_context *radContext;
207 struct rs_connection *radConn;
209 gss_buffer_desc state;
214 #ifdef HAVE_HEIMDAL_VERSION
215 struct gss_ctx_id_t_desc_struct
217 struct gss_ctx_id_struct
221 enum gss_eap_state state;
224 gss_OID mechanismUsed;
225 krb5_cksumtype checksumType;
226 krb5_enctype encryptionType;
227 krb5_keyblock rfc3961Key;
228 gss_name_t initiatorName;
229 gss_name_t acceptorName;
231 uint64_t sendSeq, recvSeq;
235 struct gss_eap_initiator_ctx initiator;
236 #define initiatorCtx ctxU.initiator
237 #ifdef GSSEAP_ENABLE_ACCEPTOR
238 struct gss_eap_acceptor_ctx acceptor;
239 #define acceptorCtx ctxU.acceptor
241 #ifdef GSSEAP_ENABLE_REAUTH
243 #define reauthCtx ctxU.reauth
246 const struct gss_eap_token_buffer_set *inputTokens;
247 const struct gss_eap_token_buffer_set *outputTokens;
250 #define TOK_FLAG_SENDER_IS_ACCEPTOR 0x01
251 #define TOK_FLAG_WRAP_CONFIDENTIAL 0x02
252 #define TOK_FLAG_ACCEPTOR_SUBKEY 0x04
254 #define KEY_USAGE_ACCEPTOR_SEAL 22
255 #define KEY_USAGE_ACCEPTOR_SIGN 23
256 #define KEY_USAGE_INITIATOR_SEAL 24
257 #define KEY_USAGE_INITIATOR_SIGN 25
259 /* accept_sec_context.c */
261 gssEapAcceptSecContext(OM_uint32 *minor,
264 gss_buffer_t input_token,
265 gss_channel_bindings_t input_chan_bindings,
266 gss_name_t *src_name,
268 gss_buffer_t output_token,
269 OM_uint32 *ret_flags,
271 gss_cred_id_t *delegated_cred_handle);
273 /* init_sec_context.c */
275 gssEapInitSecContext(OM_uint32 *minor,
278 gss_name_t target_name,
282 gss_channel_bindings_t input_chan_bindings,
283 gss_buffer_t input_token,
284 gss_OID *actual_mech_type,
285 gss_buffer_t output_token,
286 OM_uint32 *ret_flags,
287 OM_uint32 *time_rec);
291 gssEapWrapOrGetMIC(OM_uint32 *minor,
295 gss_iov_buffer_desc *iov,
297 enum gss_eap_token_type toktype);
300 gssEapUnwrapOrVerifyMIC(OM_uint32 *minor_status,
303 gss_qop_t *qop_state,
304 gss_iov_buffer_desc *iov,
306 enum gss_eap_token_type toktype);
309 gssEapWrapIovLength(OM_uint32 *minor,
314 gss_iov_buffer_desc *iov,
317 gssEapWrap(OM_uint32 *minor,
321 gss_buffer_t input_message_buffer,
323 gss_buffer_t output_message_buffer);
326 rfc4121Flags(gss_ctx_id_t ctx, int receiving);
328 /* display_status.c */
330 gssEapSaveStatusInfo(OM_uint32 minor, const char *format, ...);
333 gssEapDisplayStatus(OM_uint32 *minor,
334 OM_uint32 status_value,
335 gss_buffer_t status_string);
337 #define IS_WIRE_ERROR(err) ((err) > GSSEAP_RESERVED && \
338 (err) <= GSSEAP_RADIUS_PROT_FAILURE)
340 /* upper bound of RADIUS error range must be kept in sync with radsec.h */
341 #define IS_RADIUS_ERROR(err) ((err) >= ERROR_TABLE_BASE_rse && \
342 (err) <= ERROR_TABLE_BASE_rse + 20)
344 /* export_sec_context.c */
346 gssEapExportSecContext(OM_uint32 *minor,
350 /* import_sec_context.c */
352 gssEapImportContext(OM_uint32 *minor,
356 /* pseudo_random.c */
358 gssEapPseudoRandom(OM_uint32 *minor,
361 const gss_buffer_t prf_in,
362 ssize_t desired_output_len,
363 gss_buffer_t prf_out);
367 gssEapInitiatorInit(void);
370 gssEapFinalize(void);
376 #endif /* _GSSAPIP_EAP_H_ */