2 * Copyright (c) 2010, 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
42 #include <gssapi/gssapi.h>
43 #include <gssapi/gssapi_ext.h>
44 #include "gssapi_eap.h"
48 #define IEEE8021X_EAPOL 1
51 #include <eap_peer/eap.h>
52 #include <eap_peer/eap_config.h>
55 /* Kerberos includes */
58 #define NAME_FLAG_SAML 0x00000001
59 #define NAME_FLAG_RADIUS 0x00000002
61 struct gss_name_struct {
62 GSSEAP_MUTEX mutex; /* mutex protecting attributes */
64 krb5_principal krbPrincipal; /* this is immutable */
69 #define CRED_FLAG_INITIATOR 0x00000001
70 #define CRED_FLAG_ACCEPTOR 0x00000002
71 #define CRED_FLAG_DEFAULT_IDENTITY 0x00000004
72 #define CRED_FLAG_PASSWORD 0x00000008
74 struct gss_cred_id_struct {
78 gss_buffer_desc password;
82 #define CTX_FLAG_INITIATOR 0x00000001
84 #define CTX_IS_INITIATOR(ctx) (((ctx)->flags & CTX_FLAG_INITIATOR) != 0)
87 EAP_STATE_AUTHENTICATE = 1,
88 EAP_STATE_KEY_TRANSPORT,
89 EAP_STATE_SECURE_ASSOCIATION,
90 EAP_STATE_GSS_CHANNEL_BINDINGS,
94 #define CTX_IS_ESTABLISHED(ctx) ((ctx)->state == EAP_STATE_ESTABLISHED)
96 /* Initiator context flags */
97 #define CTX_FLAG_EAP_SUCCESS 0x00010000
98 #define CTX_FLAG_EAP_RESTART 0x00020000
99 #define CTX_FLAG_EAP_FAIL 0x00040000
100 #define CTX_FLAG_EAP_RESP 0x00080000
101 #define CTX_FLAG_EAP_NO_RESP 0x00100000
102 #define CTX_FLAG_EAP_REQ 0x00200000
103 #define CTX_FLAG_EAP_PORT_ENABLED 0x00400000
104 #define CTX_FLAG_EAP_ALT_ACCEPT 0x00800000
105 #define CTX_FLAG_EAP_ALT_REJECT 0x01000000
107 struct eap_gss_initiator_ctx {
108 struct wpabuf *eapReqData;
109 unsigned int idleWhile;
110 struct eap_peer_config eapConfig;
114 /* Acceptor context flags */
115 struct eap_gss_acceptor_ctx {
118 struct gss_ctx_id_struct {
120 enum eap_gss_state state;
123 gss_OID mechanismUsed;
124 krb5_enctype encryptionType;
125 krb5_cksumtype checksumType;
126 krb5_keyblock rfc3961Key;
127 gss_name_t initiatorName;
128 gss_name_t acceptorName;
131 struct eap_gss_initiator_ctx initiator;
132 #define initiatorCtx ctxU.initiator
133 struct eap_gss_acceptor_ctx acceptor;
134 #define acceptorCtx ctxU.acceptor
136 uint64_t sendSeq, recvSeq;
140 #define TOK_FLAG_SENDER_IS_ACCEPTOR 0x01
141 #define TOK_FLAG_WRAP_CONFIDENTIAL 0x02
142 #define TOK_FLAG_ACCEPTOR_SUBKEY 0x04
144 #define KEY_USAGE_ACCEPTOR_SEAL 22
145 #define KEY_USAGE_ACCEPTOR_SIGN 23
146 #define KEY_USAGE_INITIATOR_SEAL 24
147 #define KEY_USAGE_INITIATOR_SIGN 25
151 gssEapWrapOrGetMIC(OM_uint32 *minor,
155 gss_iov_buffer_desc *iov,
157 enum gss_eap_token_type toktype);
160 gssEapUnwrapOrVerifyMIC(OM_uint32 *minor_status,
163 gss_qop_t *qop_state,
164 gss_iov_buffer_desc *iov,
166 enum gss_eap_token_type toktype);
169 #endif /* _GSSAPIP_EAP_H_ */