1 /* $Id$
2  *
3  * Lasso - A free implementation of the Liberty Alliance specifications.
4  *
5  * Copyright (C) 2004-2007 Entr'ouvert
6  * http://lasso.entrouvert.org
7  *
8  * Authors: See AUTHORS file in top-level directory.
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, see <http://www.gnu.org/licenses/>.
22  */
23 
24 #ifndef __LASSO_PROVIDER_H__
25 #define __LASSO_PROVIDER_H__
26 
27 #ifdef __cplusplus
28 extern "C" {
29 #endif /* __cplusplus */
30 
31 #include "../xml/xml.h"
32 #include "../xml/xml_enc.h"
33 #include "../key.h"
34 
35 #define LASSO_TYPE_PROVIDER (lasso_provider_get_type())
36 #define LASSO_PROVIDER(obj) \
37 	(G_TYPE_CHECK_INSTANCE_CAST((obj), LASSO_TYPE_PROVIDER, LassoProvider))
38 #define LASSO_PROVIDER_CLASS(klass) \
39 	(G_TYPE_CHECK_CLASS_CAST((klass), LASSO_TYPE_PROVIDER, LassoProviderClass))
40 #define LASSO_IS_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), LASSO_TYPE_PROVIDER))
41 #define LASSO_IS_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), LASSO_TYPE_PROVIDER))
42 #define LASSO_PROVIDER_GET_CLASS(o) \
43 	(G_TYPE_INSTANCE_GET_CLASS ((o), LASSO_TYPE_PROVIDER, LassoProviderClass))
44 
45 typedef struct _LassoProvider LassoProvider;
46 typedef struct _LassoProviderClass LassoProviderClass;
47 typedef struct _LassoProviderPrivate LassoProviderPrivate;
48 
49 
50 /**
51  * LassoHttpMethod:
52  * @LASSO_HTTP_METHOD_NONE: invalid value (internal use)
53  * @LASSO_HTTP_METHOD_ANY: any method will do
54  * @LASSO_HTTP_METHOD_IDP_INITIATED: not a method, for IdP initiated profile
55  * @LASSO_HTTP_METHOD_GET: HTTP GET
56  * @LASSO_HTTP_METHOD_POST: Browser POST
57  * @LASSO_HTTP_METHOD_REDIRECT: HTTP-Redirect based
58  * @LASSO_HTTP_METHOD_SOAP: SOAP/HTTP based
59  * @LASSO_HTTP_METHOD_ARTIFACT_GET: Artifact by HTTP GET (SAML 2.0)
60  * @LASSO_HTTP_METHOD_ARTIFACT_POST: Artifact by HTTP POST (SAML 2.0)
61  * @LASSO_HTTP_METHOD_PAOS: PAOS/HTTP based (SAML 2.0)
62  *
63  * Method.
64  **/
65 typedef enum {
66 	LASSO_HTTP_METHOD_NONE = -1,
67 	LASSO_HTTP_METHOD_ANY,
68 	LASSO_HTTP_METHOD_IDP_INITIATED,
69 	LASSO_HTTP_METHOD_GET,
70 	LASSO_HTTP_METHOD_POST,
71 	LASSO_HTTP_METHOD_REDIRECT,
72 	LASSO_HTTP_METHOD_SOAP,
73 	LASSO_HTTP_METHOD_ARTIFACT_GET,
74 	LASSO_HTTP_METHOD_ARTIFACT_POST,
75 	LASSO_HTTP_METHOD_PAOS,
76 	LASSO_HTTP_METHOD_LAST
77 } LassoHttpMethod;
78 
79 
80 /**
81  * LassoMdProtocolType:
82  * @LASSO_MD_PROTOCOL_TYPE_FEDERATION_TERMINATION: Federation Termination Notification
83  * @LASSO_MD_PROTOCOL_TYPE_NAME_IDENTIFIER_MAPPING: Name Identifier Mapping
84  * @LASSO_MD_PROTOCOL_TYPE_REGISTER_NAME_IDENTIFIER: Name Registration
85  * @LASSO_MD_PROTOCOL_TYPE_SINGLE_LOGOUT: Single Logout
86  * @LASSO_MD_PROTOCOL_TYPE_SINGLE_SIGN_ON: Single Sign-On and Federation
87  * @LASSO_MD_PROTOCOL_TYPE_ARTIFACT_RESOLUTION: Artifact Resolution (SAML 2.0)
88  * @LASSO_MD_PROTOCOL_TYPE_MANAGE_NAME_ID: Manage Name Identifier (SAML 2.0)
89  * @LASSO_MD_PROTOCOL_TYPE_ASSERTION_ID_REQUEST: Assertion ID Request (SAML 2.0)
90  *
91  * Liberty Metadata Type.
92  **/
93 typedef enum {
94 	LASSO_MD_PROTOCOL_TYPE_FEDERATION_TERMINATION,
95 	LASSO_MD_PROTOCOL_TYPE_NAME_IDENTIFIER_MAPPING,
96 	LASSO_MD_PROTOCOL_TYPE_REGISTER_NAME_IDENTIFIER,
97 	LASSO_MD_PROTOCOL_TYPE_SINGLE_LOGOUT,
98 	LASSO_MD_PROTOCOL_TYPE_SINGLE_SIGN_ON,
99 	LASSO_MD_PROTOCOL_TYPE_ARTIFACT_RESOLUTION,
100 	LASSO_MD_PROTOCOL_TYPE_MANAGE_NAME_ID,
101 	LASSO_MD_PROTOCOL_TYPE_ASSERTION_ID_REQUEST,
102 	LASSO_MD_PROTOCOL_TYPE_AUTHN_QUERY,
103 	LASSO_MD_PROTOCOL_TYPE_AUTHZ,
104 	LASSO_MD_PROTOCOL_TYPE_ATTRIBUTE,
105 	LASSO_MD_PROTOCOL_TYPE_LAST
106 } LassoMdProtocolType;
107 
108 
109 /**
110  * LassoProviderRole:
111  * @LASSO_PROVIDER_ROLE_NONE: unitialized value (internal use)
112  * @LASSO_PROVIDER_ROLE_SP: service provider.
113  * @LASSO_PROVIDER_ROLE_IDP: identity provider.
114  * @LASSO_PROVIDER_ROLE_BOTH: service&identity provider.
115  * @LASSO_PROVIDER_ROLE_AUTHN_AUTHORITY: an authentification authority, i.e. an endpoint able to
116  * return previously returned assertion,
117  * @LASSO_PROVIDER_ROLE_AUTHZ_AUTHORITY: an authorization authority, i.e. an endpoint able to return
118  * assertion providing authorization about a principal acessing a resource,
119  * @LASSO_PROVIDER_ROLE_ATTRIBUTE_AUTHORITY: an attribute authority, i.e. an endpoint able to return
120  * attributes aboute a principal,
121  * @LASSO_PROVIDER_ROLE_LAST: all values in the enumeration are guaranteed to be < to
122  * @LASSO_PROVIDER_ROLE_LAST.
123  *
124  * #LassoProviderRole is an enumeration allowing to enumerate the roles handled by a provider, it
125  * can be used in a bitmask as each value is a power of 2 (except #LASSO_PROVIDER_ROLE_ANY which is
126  * the full bitmask and LASSO_PROVIDER_ROLE_NONE).
127  **/
128 typedef enum {
129 	LASSO_PROVIDER_ROLE_ANY = -1,
130 	LASSO_PROVIDER_ROLE_NONE = 0,
131 	LASSO_PROVIDER_ROLE_SP = 1,
132 	LASSO_PROVIDER_ROLE_IDP = 2,
133 	LASSO_PROVIDER_ROLE_BOTH = 3,
134 	LASSO_PROVIDER_ROLE_AUTHN_AUTHORITY = 4,
135 	LASSO_PROVIDER_ROLE_AUTHZ_AUTHORITY = 8,
136 	LASSO_PROVIDER_ROLE_ATTRIBUTE_AUTHORITY = 16,
137 	LASSO_PROVIDER_ROLE_LAST = 17,
138 	LASSO_PROVIDER_ROLE_ALL = 31
139 } LassoProviderRole;
140 
141 
142 /**
143  * LassoProtocolConformance:
144  * @LASSO_PROTOCOL_LIBERTY_1_0: Liberty ID-FF 1.0
145  * @LASSO_PROTOCOL_LIBERTY_1_1: Liberty ID-FF 1.1
146  * @LASSO_PROTOCOL_LIBERTY_1_2: Liberty ID-FF 1.2 / ID-WSF 1.0
147  * @LASSO_PROTOCOL_SAML_2_0: SAML 2.0
148  *
149  * Provider protocol conformance.
150  **/
151 typedef enum {
152 	LASSO_PROTOCOL_NONE = -1,
153 	LASSO_PROTOCOL_LIBERTY_1_0,
154 	LASSO_PROTOCOL_LIBERTY_1_1,
155 	LASSO_PROTOCOL_LIBERTY_1_2,
156 	LASSO_PROTOCOL_SAML_2_0
157 } LassoProtocolConformance;
158 
159 
160 /**
161  * LassoEncryptionMode:
162  * @LASSO_ENCRYPTION_MODE_NONE: Encrypt nothing
163  * @LASSO_ENCRYPTION_MODE_NAMEID: Encrypt NameIDs
164  * @LASSO_ENCRYPTION_MODE_ASSERTION : Encrypt Assertions
165  *
166  * Encryption mode.
167  **/
168 typedef enum {
169 	LASSO_ENCRYPTION_MODE_NONE,
170 	LASSO_ENCRYPTION_MODE_NAMEID,
171 	LASSO_ENCRYPTION_MODE_ASSERTION
172 } LassoEncryptionMode;
173 
174 
175 /**
176  * LassoProvider:
177  * @ProviderID: the identifier URI of this provider
178  * @role: the role prescribed when this #LassoProvider was built
179  * @metadata_filename: file path or content of the metadata description for this provider.
180  * @public_key: file path or content of the public key file for this provider.
181  * @ca_cert_chain: file path or content of the CA cert chain used to validate signature of this
182  * provider (can be used instead of a public key to limit the need for metadata updates).
183  *
184  * <para>Any kind of provider, identity provider, service provider, attribute authority, authorization
185  * authority will be represented by a #LassoProvider object. This object will holds public keys,
186  * certificate chains and metadata informations. The ID-FF 1.2 and SAML 2.0 metadata files are
187  * flattened inside a key-value map that you can access using the functions
188  * lasso_provider_get_metadata_one_for_role(), lasso_provider_get_metadata_list_for_role(),
189  * lasso_provider_get_metadata_keys_for_role().</para>
190  */
191 struct _LassoProvider {
192 	LassoNode parent;
193 
194 	/*< public >*/
195 	gchar *ProviderID;
196 	LassoProviderRole role;
197 
198 	char *metadata_filename;
199 	gchar *public_key;
200 	gchar *ca_cert_chain;
201 
202 	/*< private >*/
203 	LassoProviderPrivate *private_data;
204 };
205 
206 struct _LassoProviderClass {
207 	LassoNodeClass parent;
208 };
209 
210 LASSO_EXPORT GType lasso_provider_get_type(void);
211 LASSO_EXPORT LassoProvider* lasso_provider_new(LassoProviderRole role, const char *metadata,
212 		const char *public_key, const char *ca_cert_chain);
213 LASSO_EXPORT LassoProvider* lasso_provider_new_from_buffer(LassoProviderRole role,
214 		const char *metadata, const char *public_key, const char *ca_cert_chain);
215 LASSO_EXPORT gchar* lasso_provider_get_assertion_consumer_service_url(LassoProvider *provider,
216 		const char *service_id);
217 LASSO_EXPORT gchar* lasso_provider_get_metadata_one(LassoProvider *provider, const char *name);
218 LASSO_EXPORT GList* lasso_provider_get_metadata_list(LassoProvider *provider, const char *name);
219 
220 LASSO_EXPORT LassoProvider* lasso_provider_new_from_dump(const gchar *dump);
221 
222 LASSO_EXPORT LassoHttpMethod lasso_provider_get_first_http_method(LassoProvider *provider,
223 		LassoProvider *remote_provider, LassoMdProtocolType protocol_type);
224 
225 LASSO_EXPORT gboolean lasso_provider_accept_http_method(LassoProvider *provider,
226 		LassoProvider *remote_provider, LassoMdProtocolType protocol_type,
227 		LassoHttpMethod http_method, gboolean initiate_profile);
228 
229 LASSO_EXPORT gboolean lasso_provider_has_protocol_profile(LassoProvider *provider,
230 		LassoMdProtocolType protocol_type, const char *protocol_profile);
231 
232 LASSO_EXPORT gchar* lasso_provider_get_base64_succinct_id(const LassoProvider *provider);
233 
234 LASSO_EXPORT xmlNode* lasso_provider_get_organization(const LassoProvider *provider);
235 
236 LASSO_EXPORT LassoProtocolConformance lasso_provider_get_protocol_conformance(
237 		const LassoProvider *provider);
238 
239 LASSO_EXPORT void lasso_provider_set_protocol_conformance(LassoProvider *provider,
240 														  LassoProtocolConformance protocol_conformance);
241 
242 LASSO_EXPORT void lasso_provider_set_encryption_mode(LassoProvider *provider,
243 		LassoEncryptionMode encryption_mode);
244 
245 LASSO_EXPORT LassoEncryptionMode lasso_provider_get_encryption_mode(LassoProvider *provider);
246 
247 LASSO_EXPORT void lasso_provider_set_encryption_sym_key_type(LassoProvider *provider,
248 		LassoEncryptionSymKeyType encryption_sym_key_type);
249 
250 LASSO_EXPORT gchar* lasso_provider_get_default_name_id_format(LassoProvider *provider);
251 
252 LASSO_EXPORT const char* lasso_provider_get_sp_name_qualifier(LassoProvider *provider);
253 
254 LASSO_EXPORT lasso_error_t lasso_provider_verify_single_node_signature (LassoProvider *provider,
255 		LassoNode *node, const char *id_attr_name);
256 
257 LASSO_EXPORT GList* lasso_provider_get_idp_supported_attributes(LassoProvider *provider);
258 
259 LASSO_EXPORT char* lasso_provider_get_valid_until(LassoProvider *provider);
260 
261 LASSO_EXPORT char* lasso_provider_get_cache_duration(LassoProvider *provider);
262 
263 LASSO_EXPORT char* lasso_provider_get_metadata_one_for_role(LassoProvider *provider,
264 		LassoProviderRole role, const char *name);
265 
266 LASSO_EXPORT GList* lasso_provider_get_metadata_list_for_role(const LassoProvider *provider,
267 		LassoProviderRole role, const char *name);
268 
269 LASSO_EXPORT GList *lasso_provider_get_metadata_keys_for_role(LassoProvider *provider,
270 		LassoProviderRole role);
271 
272 LASSO_EXPORT LassoProviderRole lasso_provider_get_roles(LassoProvider *provider);
273 
274 LASSO_EXPORT gboolean lasso_provider_match_conformance(LassoProvider *provider, LassoProvider *another_provider);
275 
276 LASSO_EXPORT lasso_error_t lasso_provider_set_server_signing_key(LassoProvider *provider,
277 		LassoKey *key);
278 
279 LASSO_EXPORT lasso_error_t lasso_provider_add_key(LassoProvider *provider, LassoKey *key, gboolean after);
280 
281 LASSO_EXPORT int lasso_provider_verify_signature(LassoProvider *provider,
282 		const char *message, const char *id_attr_name, LassoMessageFormat format);
283 
284 #ifdef __cplusplus
285 }
286 #endif /* __cplusplus */
287 
288 #endif /* __LASSO_PROVIDER_H__ */
289