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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_CERTIFICATE 0x00400000
137 #define CRED_FLAG_CONFIG_BLOB 0x00800000
138 #define CRED_FLAG_PUBLIC_MASK 0x0000FFFF
140 #ifdef HAVE_HEIMDAL_VERSION
141 struct gss_cred_id_t_desc_struct
143 struct gss_cred_id_struct
149 gss_name_t target; /* for initiator */
150 gss_buffer_desc password;
151 gss_OID_set mechanisms;
153 gss_buffer_desc radiusConfigFile;
154 gss_buffer_desc radiusConfigStanza;
155 gss_buffer_desc caCertificate;
156 gss_buffer_desc subjectNameConstraint;
157 gss_buffer_desc subjectAltNameConstraint;
158 gss_buffer_desc clientCertificate;
159 gss_buffer_desc privateKey;
160 #ifdef GSSEAP_ENABLE_REAUTH
161 krb5_ccache krbCredCache;
162 gss_cred_id_t reauthCred;
166 #define CTX_FLAG_INITIATOR 0x00000001
167 #define CTX_FLAG_KRB_REAUTH 0x00000002
168 #define CTX_FLAG_CHANNEL_BINDINGS_VERIFIED 0x00000004
170 #define CTX_IS_INITIATOR(ctx) (((ctx)->flags & CTX_FLAG_INITIATOR) != 0)
172 #define CTX_IS_ESTABLISHED(ctx) ((ctx)->state == GSSEAP_STATE_ESTABLISHED)
174 /* Initiator context flags */
175 #define CTX_FLAG_EAP_SUCCESS 0x00010000
176 #define CTX_FLAG_EAP_RESTART 0x00020000
177 #define CTX_FLAG_EAP_FAIL 0x00040000
178 #define CTX_FLAG_EAP_RESP 0x00080000
179 #define CTX_FLAG_EAP_NO_RESP 0x00100000
180 #define CTX_FLAG_EAP_REQ 0x00200000
181 #define CTX_FLAG_EAP_PORT_ENABLED 0x00400000
182 #define CTX_FLAG_EAP_ALT_ACCEPT 0x00800000
183 #define CTX_FLAG_EAP_ALT_REJECT 0x01000000
184 #define CTX_FLAG_EAP_CHBIND_ACCEPT 0x02000000
185 #define CTX_FLAG_EAP_MASK 0xFFFF0000
187 #define CONFIG_BLOB_CLIENT_CERT 0
188 #define CONFIG_BLOB_PRIVATE_KEY 1
189 #define CONFIG_BLOB_MAX 2
191 struct gss_eap_initiator_ctx {
192 unsigned int idleWhile;
193 struct eap_peer_config eapPeerConfig;
195 struct wpabuf reqData;
196 struct wpabuf *chbindData;
197 unsigned int chbindReqFlags;
198 struct wpa_config_blob configBlobs[CONFIG_BLOB_MAX];
201 #ifdef GSSEAP_ENABLE_ACCEPTOR
202 struct gss_eap_acceptor_ctx {
203 struct rs_context *radContext;
204 struct rs_connection *radConn;
206 gss_buffer_desc state;
211 #ifdef HAVE_HEIMDAL_VERSION
212 struct gss_ctx_id_t_desc_struct
214 struct gss_ctx_id_struct
218 enum gss_eap_state state;
221 gss_OID mechanismUsed;
222 krb5_cksumtype checksumType;
223 krb5_enctype encryptionType;
224 krb5_keyblock rfc3961Key;
225 gss_name_t initiatorName;
226 gss_name_t acceptorName;
228 uint64_t sendSeq, recvSeq;
232 struct gss_eap_initiator_ctx initiator;
233 #define initiatorCtx ctxU.initiator
234 #ifdef GSSEAP_ENABLE_ACCEPTOR
235 struct gss_eap_acceptor_ctx acceptor;
236 #define acceptorCtx ctxU.acceptor
238 #ifdef GSSEAP_ENABLE_REAUTH
240 #define reauthCtx ctxU.reauth
243 const struct gss_eap_token_buffer_set *inputTokens;
244 const struct gss_eap_token_buffer_set *outputTokens;
247 #define TOK_FLAG_SENDER_IS_ACCEPTOR 0x01
248 #define TOK_FLAG_WRAP_CONFIDENTIAL 0x02
249 #define TOK_FLAG_ACCEPTOR_SUBKEY 0x04
251 #define KEY_USAGE_ACCEPTOR_SEAL 22
252 #define KEY_USAGE_ACCEPTOR_SIGN 23
253 #define KEY_USAGE_INITIATOR_SEAL 24
254 #define KEY_USAGE_INITIATOR_SIGN 25
256 #define KEY_USAGE_GSSEAP_CHBIND_MIC 60
257 #define KEY_USAGE_GSSEAP_ACCTOKEN_MIC 61
258 #define KEY_USAGE_GSSEAP_INITOKEN_MIC 62
260 /* accept_sec_context.c */
262 gssEapAcceptSecContext(OM_uint32 *minor,
265 gss_buffer_t input_token,
266 gss_channel_bindings_t input_chan_bindings,
267 gss_name_t *src_name,
269 gss_buffer_t output_token,
270 OM_uint32 *ret_flags,
272 gss_cred_id_t *delegated_cred_handle);
274 /* init_sec_context.c */
276 gssEapInitSecContext(OM_uint32 *minor,
279 gss_name_t target_name,
283 gss_channel_bindings_t input_chan_bindings,
284 gss_buffer_t input_token,
285 gss_OID *actual_mech_type,
286 gss_buffer_t output_token,
287 OM_uint32 *ret_flags,
288 OM_uint32 *time_rec);
292 gssEapWrapOrGetMIC(OM_uint32 *minor,
296 gss_iov_buffer_desc *iov,
298 enum gss_eap_token_type toktype);
301 gssEapUnwrapOrVerifyMIC(OM_uint32 *minor_status,
304 gss_qop_t *qop_state,
305 gss_iov_buffer_desc *iov,
307 enum gss_eap_token_type toktype);
310 gssEapWrapIovLength(OM_uint32 *minor,
315 gss_iov_buffer_desc *iov,
318 gssEapWrap(OM_uint32 *minor,
322 gss_buffer_t input_message_buffer,
324 gss_buffer_t output_message_buffer);
327 rfc4121Flags(gss_ctx_id_t ctx, int receiving);
329 /* display_status.c */
331 gssEapSaveStatusInfo(OM_uint32 minor, const char *format, ...);
334 gssEapDisplayStatus(OM_uint32 *minor,
335 OM_uint32 status_value,
336 gss_buffer_t status_string);
338 #define IS_WIRE_ERROR(err) ((err) > GSSEAP_RESERVED && \
339 (err) <= GSSEAP_RADIUS_PROT_FAILURE)
341 #ifdef GSSEAP_ENABLE_ACCEPTOR
342 #define IS_RADIUS_ERROR(err) ((err) >= ERROR_TABLE_BASE_rse && \
343 (err) <= ERROR_TABLE_BASE_rse + RSE_MAX)
345 #define IS_RADIUS_ERROR(err) (0)
348 /* exchange_meta_data.c */
349 OM_uint32 GSSAPI_CALLCONV
350 gssEapExchangeMetaData(OM_uint32 *minor,
354 const gss_name_t name,
356 gss_const_buffer_t meta_data);
358 /* export_sec_context.c */
360 gssEapExportSecContext(OM_uint32 *minor,
364 /* import_sec_context.c */
366 gssEapImportContext(OM_uint32 *minor,
370 /* inquire_sec_context_by_oid.c */
371 #define NEGOEX_INITIATOR_SALT "gss-eap-negoex-initiator"
372 #define NEGOEX_INITIATOR_SALT_LEN (sizeof(NEGOEX_INITIATOR_SALT) - 1)
374 #define NEGOEX_ACCEPTOR_SALT "gss-eap-negoex-acceptor"
375 #define NEGOEX_ACCEPTOR_SALT_LEN (sizeof(NEGOEX_ACCEPTOR_SALT) - 1)
377 /* pseudo_random.c */
379 gssEapPseudoRandom(OM_uint32 *minor,
382 const gss_buffer_t prf_in,
383 gss_buffer_t prf_out);
385 /* query_mechanism_info.c */
387 gssQueryMechanismInfo(OM_uint32 *minor,
388 gss_const_OID mech_oid,
389 unsigned char auth_scheme[16]);
391 /* query_meta_data.c */
393 gssEapQueryMetaData(OM_uint32 *minor,
394 gss_const_OID mech GSSEAP_UNUSED,
396 gss_ctx_id_t *context_handle,
397 const gss_name_t name,
398 OM_uint32 req_flags GSSEAP_UNUSED,
399 gss_buffer_t meta_data);
403 gssEapInitiatorInit(OM_uint32 *minor);
406 gssEapFinalize(void);
412 #endif /* _GSSAPIP_EAP_H_ */