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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() */
48 #include <sys/param.h>
51 #include <gssapi/gssapi.h>
52 #include <gssapi/gssapi_krb5.h>
53 #ifndef HAVE_HEIMDAL_VERSION
54 #include <gssapi/gssapi_ext.h>
56 #include "gssapi_eap.h"
58 /* Kerberos headers */
63 #include <eap_peer/eap.h>
64 #include <eap_peer/eap_config.h>
65 #include <eap_peer/eap_methods.h>
68 /* FreeRADIUS headers */
71 #define operator fr_operator
73 #include <freeradius/libradius.h>
74 #include <freeradius/radius.h>
75 #include <radsec/radsec.h>
76 #include <radsec/request.h>
82 #include "gsseap_err.h"
83 #include "radsec_err.h"
90 /* These name flags are informative and not actually used by anything yet */
91 #define NAME_FLAG_NAI 0x00000001
92 #define NAME_FLAG_SERVICE 0x00000002
93 #define NAME_FLAG_COMPOSITE 0x00000004
95 struct gss_eap_saml_attr_ctx;
96 struct gss_eap_attr_ctx;
98 #ifdef HAVE_HEIMDAL_VERSION
99 struct gss_name_t_desc_struct
101 struct gss_name_struct
104 GSSEAP_MUTEX mutex; /* mutex protects attrCtx */
106 krb5_principal krbPrincipal; /* this is immutable */
107 struct gss_eap_attr_ctx *attrCtx;
110 #define CRED_FLAG_INITIATE 0x00010000
111 #define CRED_FLAG_ACCEPT 0x00020000
112 #define CRED_FLAG_DEFAULT_IDENTITY 0x00040000
113 #define CRED_FLAG_PASSWORD 0x00080000
114 #define CRED_FLAG_DEFAULT_CCACHE 0x00100000
115 #define CRED_FLAG_PUBLIC_MASK 0x0000FFFF
117 #ifdef HAVE_HEIMDAL_VERSION
118 struct gss_cred_id_t_desc_struct
120 struct gss_cred_id_struct
126 gss_buffer_desc password;
127 gss_OID_set mechanisms;
129 char *radiusConfigFile;
130 char *radiusConfigStanza;
131 #ifdef GSSEAP_ENABLE_REAUTH
132 krb5_ccache krbCredCache;
133 gss_cred_id_t krbCred;
137 #define CTX_FLAG_INITIATOR 0x00000001
138 #define CTX_FLAG_KRB_REAUTH 0x00000002
140 #define CTX_IS_INITIATOR(ctx) (((ctx)->flags & CTX_FLAG_INITIATOR) != 0)
143 GSSEAP_STATE_IDENTITY = 0, /* identify peer */
144 GSSEAP_STATE_AUTHENTICATE, /* exchange EAP messages */
145 GSSEAP_STATE_EXTENSIONS_REQ, /* initiator extensions */
146 GSSEAP_STATE_EXTENSIONS_RESP, /* acceptor extensions */
147 GSSEAP_STATE_ESTABLISHED, /* context established */
148 GSSEAP_STATE_ERROR, /* context error */
149 #ifdef GSSEAP_ENABLE_REAUTH
150 GSSEAP_STATE_KRB_REAUTH /* fast reauthentication */
154 #define CTX_IS_ESTABLISHED(ctx) ((ctx)->state == GSSEAP_STATE_ESTABLISHED)
156 /* Initiator context flags */
157 #define CTX_FLAG_EAP_SUCCESS 0x00010000
158 #define CTX_FLAG_EAP_RESTART 0x00020000
159 #define CTX_FLAG_EAP_FAIL 0x00040000
160 #define CTX_FLAG_EAP_RESP 0x00080000
161 #define CTX_FLAG_EAP_NO_RESP 0x00100000
162 #define CTX_FLAG_EAP_REQ 0x00200000
163 #define CTX_FLAG_EAP_PORT_ENABLED 0x00400000
164 #define CTX_FLAG_EAP_ALT_ACCEPT 0x00800000
165 #define CTX_FLAG_EAP_ALT_REJECT 0x01000000
166 #define CTX_FLAG_EAP_MASK 0xFFFF0000
168 struct gss_eap_initiator_ctx {
169 gss_cred_id_t defaultCred;
170 unsigned int idleWhile;
172 struct eap_peer_config eapPeerConfig;
174 struct wpabuf reqData;
178 struct gss_eap_acceptor_ctx {
179 struct rs_context *radContext;
180 struct rs_connection *radConn;
182 gss_buffer_desc state;
186 #ifdef HAVE_HEIMDAL_VERSION
187 struct gss_ctx_id_t_desc_struct
189 struct gss_ctx_id_struct
193 enum gss_eap_state state;
196 gss_OID mechanismUsed;
197 krb5_cksumtype checksumType;
198 krb5_enctype encryptionType;
199 krb5_keyblock rfc3961Key;
200 gss_name_t initiatorName;
201 gss_name_t acceptorName;
203 uint64_t sendSeq, recvSeq;
206 struct gss_eap_initiator_ctx initiator;
207 #define initiatorCtx ctxU.initiator
208 struct gss_eap_acceptor_ctx acceptor;
209 #define acceptorCtx ctxU.acceptor
210 #ifdef GSSEAP_ENABLE_REAUTH
211 gss_ctx_id_t kerberos;
212 #define kerberosCtx ctxU.kerberos
217 #define TOK_FLAG_SENDER_IS_ACCEPTOR 0x01
218 #define TOK_FLAG_WRAP_CONFIDENTIAL 0x02
219 #define TOK_FLAG_ACCEPTOR_SUBKEY 0x04
221 #define KEY_USAGE_ACCEPTOR_SEAL 22
222 #define KEY_USAGE_ACCEPTOR_SIGN 23
223 #define KEY_USAGE_INITIATOR_SEAL 24
224 #define KEY_USAGE_INITIATOR_SIGN 25
228 gssEapWrapOrGetMIC(OM_uint32 *minor,
232 gss_iov_buffer_desc *iov,
234 enum gss_eap_token_type toktype);
237 gssEapUnwrapOrVerifyMIC(OM_uint32 *minor_status,
240 gss_qop_t *qop_state,
241 gss_iov_buffer_desc *iov,
243 enum gss_eap_token_type toktype);
246 gssEapWrapIovLength(OM_uint32 *minor,
251 gss_iov_buffer_desc *iov,
254 gssEapWrap(OM_uint32 *minor,
258 gss_buffer_t input_message_buffer,
260 gss_buffer_t output_message_buffer);
263 rfc4121Flags(gss_ctx_id_t ctx, int receiving);
265 /* display_status.c */
267 gssEapSaveStatusInfo(OM_uint32 minor, const char *format, ...);
269 #define IS_WIRE_ERROR(err) ((err) > GSSEAP_RESERVED && \
270 (err) <= GSSEAP_RADIUS_PROT_FAILURE)
276 #endif /* _GSSAPIP_EAP_H_ */