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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 /* libradsec headers */
94 #include <radsec/radsec.h>
95 #include <radsec/request.h>
96 #include <radsec/radius.h>
99 #include "gsseap_err.h"
100 #include "radsec_err.h"
107 /* These name flags are informative and not actually used by anything yet */
108 #define NAME_FLAG_NAI 0x00000001
109 #define NAME_FLAG_SERVICE 0x00000002
110 #define NAME_FLAG_COMPOSITE 0x00000004
112 struct gss_eap_saml_attr_ctx;
113 struct gss_eap_attr_ctx;
115 #ifdef HAVE_HEIMDAL_VERSION
116 struct gss_name_t_desc_struct
118 struct gss_name_struct
121 GSSEAP_MUTEX mutex; /* mutex protects attrCtx */
123 gss_OID mechanismUsed; /* this is immutable */
124 krb5_principal krbPrincipal; /* this is immutable */
125 #ifdef GSSEAP_ENABLE_ACCEPTOR
126 struct gss_eap_attr_ctx *attrCtx;
130 #define CRED_FLAG_INITIATE 0x00010000
131 #define CRED_FLAG_ACCEPT 0x00020000
132 #define CRED_FLAG_PASSWORD 0x00040000
133 #define CRED_FLAG_DEFAULT_CCACHE 0x00080000
134 #define CRED_FLAG_RESOLVED 0x00100000
135 #define CRED_FLAG_TARGET 0x00200000
136 #define CRED_FLAG_PUBLIC_MASK 0x0000FFFF
138 #ifdef HAVE_HEIMDAL_VERSION
139 struct gss_cred_id_t_desc_struct
141 struct gss_cred_id_struct
147 gss_name_t target; /* for initiator */
148 gss_buffer_desc password;
149 gss_OID_set mechanisms;
151 gss_buffer_desc radiusConfigFile;
152 gss_buffer_desc radiusConfigStanza;
153 gss_buffer_desc caCertificate;
154 gss_buffer_desc subjectNameConstraint;
155 gss_buffer_desc subjectAltNameConstraint;
156 #ifdef GSSEAP_ENABLE_REAUTH
157 krb5_ccache krbCredCache;
158 gss_cred_id_t reauthCred;
162 #define CTX_FLAG_INITIATOR 0x00000001
163 #define CTX_FLAG_KRB_REAUTH 0x00000002
164 #define CTX_FLAG_CHANNEL_BINDINGS_VERIFIED 0x00000004
166 #define CTX_IS_INITIATOR(ctx) (((ctx)->flags & CTX_FLAG_INITIATOR) != 0)
168 #define CTX_IS_ESTABLISHED(ctx) ((ctx)->state == GSSEAP_STATE_ESTABLISHED)
170 /* Initiator context flags */
171 #define CTX_FLAG_EAP_SUCCESS 0x00010000
172 #define CTX_FLAG_EAP_RESTART 0x00020000
173 #define CTX_FLAG_EAP_FAIL 0x00040000
174 #define CTX_FLAG_EAP_RESP 0x00080000
175 #define CTX_FLAG_EAP_NO_RESP 0x00100000
176 #define CTX_FLAG_EAP_REQ 0x00200000
177 #define CTX_FLAG_EAP_PORT_ENABLED 0x00400000
178 #define CTX_FLAG_EAP_ALT_ACCEPT 0x00800000
179 #define CTX_FLAG_EAP_ALT_REJECT 0x01000000
180 #define CTX_FLAG_EAP_MASK 0xFFFF0000
182 struct gss_eap_initiator_ctx {
183 unsigned int idleWhile;
184 struct eap_peer_config eapPeerConfig;
186 struct wpabuf reqData;
189 #ifdef GSSEAP_ENABLE_ACCEPTOR
190 struct gss_eap_acceptor_ctx {
191 struct rs_context *radContext;
192 struct rs_connection *radConn;
194 gss_buffer_desc state;
199 #ifdef HAVE_HEIMDAL_VERSION
200 struct gss_ctx_id_t_desc_struct
202 struct gss_ctx_id_struct
206 enum gss_eap_state state;
209 gss_OID mechanismUsed;
210 krb5_cksumtype checksumType;
211 krb5_enctype encryptionType;
212 krb5_keyblock rfc3961Key;
213 gss_name_t initiatorName;
214 gss_name_t acceptorName;
216 uint64_t sendSeq, recvSeq;
220 struct gss_eap_initiator_ctx initiator;
221 #define initiatorCtx ctxU.initiator
222 #ifdef GSSEAP_ENABLE_ACCEPTOR
223 struct gss_eap_acceptor_ctx acceptor;
224 #define acceptorCtx ctxU.acceptor
226 #ifdef GSSEAP_ENABLE_REAUTH
228 #define reauthCtx ctxU.reauth
231 const struct gss_eap_token_buffer_set *inputTokens;
232 const struct gss_eap_token_buffer_set *outputTokens;
235 #define TOK_FLAG_SENDER_IS_ACCEPTOR 0x01
236 #define TOK_FLAG_WRAP_CONFIDENTIAL 0x02
237 #define TOK_FLAG_ACCEPTOR_SUBKEY 0x04
239 #define KEY_USAGE_ACCEPTOR_SEAL 22
240 #define KEY_USAGE_ACCEPTOR_SIGN 23
241 #define KEY_USAGE_INITIATOR_SEAL 24
242 #define KEY_USAGE_INITIATOR_SIGN 25
244 #define KEY_USAGE_GSSEAP_CHBIND_MIC 60
245 #define KEY_USAGE_GSSEAP_ACCTOKEN_MIC 61
246 #define KEY_USAGE_GSSEAP_INITOKEN_MIC 62
248 /* accept_sec_context.c */
250 gssEapAcceptSecContext(OM_uint32 *minor,
253 gss_buffer_t input_token,
254 gss_channel_bindings_t input_chan_bindings,
255 gss_name_t *src_name,
257 gss_buffer_t output_token,
258 OM_uint32 *ret_flags,
260 gss_cred_id_t *delegated_cred_handle);
262 /* init_sec_context.c */
264 gssEapInitSecContext(OM_uint32 *minor,
267 gss_name_t target_name,
271 gss_channel_bindings_t input_chan_bindings,
272 gss_buffer_t input_token,
273 gss_OID *actual_mech_type,
274 gss_buffer_t output_token,
275 OM_uint32 *ret_flags,
276 OM_uint32 *time_rec);
280 gssEapWrapOrGetMIC(OM_uint32 *minor,
284 gss_iov_buffer_desc *iov,
286 enum gss_eap_token_type toktype);
289 gssEapUnwrapOrVerifyMIC(OM_uint32 *minor_status,
292 gss_qop_t *qop_state,
293 gss_iov_buffer_desc *iov,
295 enum gss_eap_token_type toktype);
298 gssEapWrapIovLength(OM_uint32 *minor,
303 gss_iov_buffer_desc *iov,
306 gssEapWrap(OM_uint32 *minor,
310 gss_buffer_t input_message_buffer,
312 gss_buffer_t output_message_buffer);
315 rfc4121Flags(gss_ctx_id_t ctx, int receiving);
317 /* display_status.c */
319 gssEapSaveStatusInfo(OM_uint32 minor, const char *format, ...);
322 gssEapDisplayStatus(OM_uint32 *minor,
323 OM_uint32 status_value,
324 gss_buffer_t status_string);
326 #define IS_WIRE_ERROR(err) ((err) > GSSEAP_RESERVED && \
327 (err) <= GSSEAP_RADIUS_PROT_FAILURE)
329 #ifdef GSSEAP_ENABLE_ACCEPTOR
330 #define IS_RADIUS_ERROR(err) ((err) >= ERROR_TABLE_BASE_rse && \
331 (err) <= ERROR_TABLE_BASE_rse + RSE_MAX)
333 #define IS_RADIUS_ERROR(err) (0)
336 /* exchange_meta_data.c */
337 OM_uint32 GSSAPI_CALLCONV
338 gssEapExchangeMetaData(OM_uint32 *minor,
342 const gss_name_t name,
344 gss_const_buffer_t meta_data);
346 /* export_sec_context.c */
348 gssEapExportSecContext(OM_uint32 *minor,
352 /* import_sec_context.c */
354 gssEapImportContext(OM_uint32 *minor,
358 /* inquire_sec_context_by_oid.c */
359 #define NEGOEX_INITIATOR_SALT "gss-eap-negoex-initiator"
360 #define NEGOEX_INITIATOR_SALT_LEN (sizeof(NEGOEX_INITIATOR_SALT) - 1)
362 #define NEGOEX_ACCEPTOR_SALT "gss-eap-negoex-acceptor"
363 #define NEGOEX_ACCEPTOR_SALT_LEN (sizeof(NEGOEX_ACCEPTOR_SALT) - 1)
365 /* pseudo_random.c */
367 gssEapPseudoRandom(OM_uint32 *minor,
370 const gss_buffer_t prf_in,
371 gss_buffer_t prf_out);
373 /* query_mechanism_info.c */
375 gssQueryMechanismInfo(OM_uint32 *minor,
376 gss_const_OID mech_oid,
377 unsigned char auth_scheme[16]);
379 /* query_meta_data.c */
381 gssEapQueryMetaData(OM_uint32 *minor,
382 gss_const_OID mech GSSEAP_UNUSED,
384 gss_ctx_id_t *context_handle,
385 const gss_name_t name,
386 OM_uint32 req_flags GSSEAP_UNUSED,
387 gss_buffer_t meta_data);
391 gssEapInitiatorInit(OM_uint32 *minor);
394 gssEapFinalize(void);
400 #endif /* _GSSAPIP_EAP_H_ */