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 #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() */
49 #include <sys/param.h>
52 #include <gssapi/gssapi.h>
53 #include <gssapi/gssapi_krb5.h>
54 #ifdef HAVE_HEIMDAL_VERSION
55 typedef struct gss_any *gss_any_t;
57 #include <gssapi/gssapi_ext.h>
59 #include "gssapi_eap.h"
61 /* Kerberos headers */
66 #include <eap_peer/eap.h>
67 #include <eap_peer/eap_config.h>
68 #include <eap_peer/eap_methods.h>
69 #include <eap_common/eap_common.h>
72 /* FreeRADIUS headers */
75 #define operator fr_operator
77 #include <freeradius/libradius.h>
78 #include <freeradius/radius.h>
79 #include <radsec/radsec.h>
80 #include <radsec/request.h>
86 #include "gsseap_err.h"
87 #include "radsec_err.h"
94 /* These name flags are informative and not actually used by anything yet */
95 #define NAME_FLAG_NAI 0x00000001
96 #define NAME_FLAG_SERVICE 0x00000002
97 #define NAME_FLAG_COMPOSITE 0x00000004
99 struct gss_eap_saml_attr_ctx;
100 struct gss_eap_attr_ctx;
102 #ifdef HAVE_HEIMDAL_VERSION
103 struct gss_name_t_desc_struct
105 struct gss_name_struct
108 GSSEAP_MUTEX mutex; /* mutex protects attrCtx */
110 gss_OID mechanismUsed; /* this is immutable */
111 krb5_principal krbPrincipal; /* this is immutable */
112 struct gss_eap_attr_ctx *attrCtx;
115 #define CRED_FLAG_INITIATE 0x00010000
116 #define CRED_FLAG_ACCEPT 0x00020000
117 #define CRED_FLAG_DEFAULT_IDENTITY 0x00040000
118 #define CRED_FLAG_PASSWORD 0x00080000
119 #define CRED_FLAG_DEFAULT_CCACHE 0x00100000
120 #define CRED_FLAG_PUBLIC_MASK 0x0000FFFF
122 #ifdef HAVE_HEIMDAL_VERSION
123 struct gss_cred_id_t_desc_struct
125 struct gss_cred_id_struct
131 gss_buffer_desc password;
132 gss_OID_set mechanisms;
134 char *radiusConfigFile;
135 char *radiusConfigStanza;
136 #ifdef GSSEAP_ENABLE_REAUTH
137 krb5_ccache krbCredCache;
138 gss_cred_id_t reauthCred;
142 #define CTX_FLAG_INITIATOR 0x00000001
143 #define CTX_FLAG_KRB_REAUTH 0x00000002
145 #define CTX_IS_INITIATOR(ctx) (((ctx)->flags & CTX_FLAG_INITIATOR) != 0)
147 #define CTX_IS_ESTABLISHED(ctx) ((ctx)->state == GSSEAP_STATE_ESTABLISHED)
149 /* Initiator context flags */
150 #define CTX_FLAG_EAP_SUCCESS 0x00010000
151 #define CTX_FLAG_EAP_RESTART 0x00020000
152 #define CTX_FLAG_EAP_FAIL 0x00040000
153 #define CTX_FLAG_EAP_RESP 0x00080000
154 #define CTX_FLAG_EAP_NO_RESP 0x00100000
155 #define CTX_FLAG_EAP_REQ 0x00200000
156 #define CTX_FLAG_EAP_PORT_ENABLED 0x00400000
157 #define CTX_FLAG_EAP_ALT_ACCEPT 0x00800000
158 #define CTX_FLAG_EAP_ALT_REJECT 0x01000000
159 #define CTX_FLAG_EAP_MASK 0xFFFF0000
161 struct gss_eap_initiator_ctx {
162 unsigned int idleWhile;
163 struct eap_peer_config eapPeerConfig;
165 struct wpabuf reqData;
168 struct gss_eap_acceptor_ctx {
169 struct rs_context *radContext;
170 struct rs_connection *radConn;
172 gss_buffer_desc state;
176 #ifdef HAVE_HEIMDAL_VERSION
177 struct gss_ctx_id_t_desc_struct
179 struct gss_ctx_id_struct
183 enum gss_eap_state state;
186 gss_OID mechanismUsed;
187 krb5_cksumtype checksumType;
188 krb5_enctype encryptionType;
189 krb5_keyblock rfc3961Key;
190 gss_name_t initiatorName;
191 gss_name_t acceptorName;
193 uint64_t sendSeq, recvSeq;
195 gss_cred_id_t defaultCred;
197 struct gss_eap_initiator_ctx initiator;
198 #define initiatorCtx ctxU.initiator
199 struct gss_eap_acceptor_ctx acceptor;
200 #define acceptorCtx ctxU.acceptor
201 #ifdef GSSEAP_ENABLE_REAUTH
203 #define reauthCtx ctxU.reauth
208 #define TOK_FLAG_SENDER_IS_ACCEPTOR 0x01
209 #define TOK_FLAG_WRAP_CONFIDENTIAL 0x02
210 #define TOK_FLAG_ACCEPTOR_SUBKEY 0x04
212 #define KEY_USAGE_ACCEPTOR_SEAL 22
213 #define KEY_USAGE_ACCEPTOR_SIGN 23
214 #define KEY_USAGE_INITIATOR_SEAL 24
215 #define KEY_USAGE_INITIATOR_SIGN 25
219 gssEapWrapOrGetMIC(OM_uint32 *minor,
223 gss_iov_buffer_desc *iov,
225 enum gss_eap_token_type toktype);
228 gssEapUnwrapOrVerifyMIC(OM_uint32 *minor_status,
231 gss_qop_t *qop_state,
232 gss_iov_buffer_desc *iov,
234 enum gss_eap_token_type toktype);
237 gssEapWrapIovLength(OM_uint32 *minor,
242 gss_iov_buffer_desc *iov,
245 gssEapWrap(OM_uint32 *minor,
249 gss_buffer_t input_message_buffer,
251 gss_buffer_t output_message_buffer);
254 rfc4121Flags(gss_ctx_id_t ctx, int receiving);
256 /* display_status.c */
258 gssEapSaveStatusInfo(OM_uint32 minor, const char *format, ...);
260 #define IS_WIRE_ERROR(err) ((err) > GSSEAP_RESERVED && \
261 (err) <= GSSEAP_RADIUS_PROT_FAILURE)
263 /* export_sec_context.c */
265 gssEapExportSecContext(OM_uint32 *minor,
274 #endif /* _GSSAPIP_EAP_H_ */