2 * Copyright (c) 2012, 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
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
24 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
25 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
31 * OF THE POSSIBILITY OF SUCH DAMAGE.
38 #include <trust_router/tr_name.h>
40 #include <tr_config.h>
42 static int tr_aaa_server_destructor(void *obj)
44 TR_AAA_SERVER *aaa=talloc_get_type_abort(obj, TR_AAA_SERVER);
45 if (aaa->hostname!=NULL)
46 tr_free_name(aaa->hostname);
50 TR_AAA_SERVER *tr_aaa_server_new(TALLOC_CTX *mem_ctx, TR_NAME *hostname)
52 TR_AAA_SERVER *aaa=talloc(mem_ctx, TR_AAA_SERVER);
54 aaa->hostname=hostname;
55 talloc_set_destructor((void *)aaa, tr_aaa_server_destructor);
60 void tr_aaa_server_free(TR_AAA_SERVER *aaa)
65 TR_AAA_SERVER *tr_idp_aaa_server_lookup(TR_IDP_REALM *idp_realms, TR_NAME *idp_realm_name, TR_NAME *comm)
67 TR_IDP_REALM *idp = NULL;
69 for (idp = idp_realms; idp != NULL; idp = idp->next) {
70 if (!tr_name_cmp(idp_realm_name, idp->realm_id)) {
71 /* TBD -- check that the community is one of the APCs for the IDP */
76 return idp->aaa_servers;
81 TR_AAA_SERVER *tr_default_server_lookup(TR_AAA_SERVER *default_servers, TR_NAME *comm)
86 return(default_servers);
89 static int tr_idp_realm_destructor(void *obj)
91 TR_IDP_REALM *idp=talloc_get_type_abort(obj, TR_IDP_REALM);
92 if (idp->realm_id!=NULL)
93 tr_free_name(idp->realm_id);
97 /* talloc note: lists of idp realms should be assembled using
98 * tr_idp_realm_add(). This will put all of the elements in the
99 * list, other than the head, as children of the head context.
100 * The head can then be placed in whatever context is desired. */
101 TR_IDP_REALM *tr_idp_realm_new(TALLOC_CTX *mem_ctx)
103 TR_IDP_REALM *idp=talloc(mem_ctx, TR_IDP_REALM);
108 idp->shared_config=0;
109 idp->aaa_servers=NULL;
111 idp->origin=TR_REALM_LOCAL;
113 idp->expiry=talloc(idp, struct timespec);
114 if (idp->expiry==NULL) {
118 talloc_set_destructor((void *)idp, tr_idp_realm_destructor);
123 void tr_idp_realm_free(TR_IDP_REALM *idp)
128 TR_NAME *tr_idp_realm_get_id(TR_IDP_REALM *idp)
133 return idp->realm_id;
136 TR_NAME *tr_idp_realm_dup_id(TR_IDP_REALM *idp)
141 return tr_dup_name(tr_idp_realm_get_id(idp));
144 void tr_idp_realm_set_id(TR_IDP_REALM *idp, TR_NAME *id)
146 if (idp->realm_id!=NULL)
147 tr_free_name(idp->realm_id);
151 static TR_IDP_REALM *tr_idp_realm_tail(TR_IDP_REALM *idp)
156 while (idp->next!=NULL)
161 /* do not call directly, use the tr_idp_realm_add() macro */
162 TR_IDP_REALM *tr_idp_realm_add_func(TR_IDP_REALM *head, TR_IDP_REALM *new)
167 tr_idp_realm_tail(head)->next=new;
169 talloc_steal(head, new); /* put it in the right context */
176 static int tr_idp_realm_apc_count(TR_IDP_REALM *idp)
179 TR_APC *apc=idp->apcs;
187 static int tr_idp_realm_aaa_server_count(TR_IDP_REALM *idp)
190 TR_AAA_SERVER *aaa=idp->aaa_servers;
198 static char *tr_aaa_server_to_str(TALLOC_CTX *mem_ctx, TR_AAA_SERVER *aaa)
200 return talloc_strndup(mem_ctx, aaa->hostname->buf, aaa->hostname->len);
203 char *tr_idp_realm_to_str(TALLOC_CTX *mem_ctx, TR_IDP_REALM *idp)
205 TALLOC_CTX *tmp_ctx=talloc_new(NULL);
206 char **s_aaa=NULL, *aaa_servers=NULL;
207 char **s_apc=NULL, *apcs=NULL;
208 int ii=0, aaa_servers_strlen=0, apcs_strlen=0;
209 int n_aaa_servers=tr_idp_realm_aaa_server_count(idp);
210 int n_apcs=tr_idp_realm_apc_count(idp);
211 TR_AAA_SERVER *aaa=NULL;
215 /* get the AAA servers */
216 if (n_aaa_servers<=0)
217 aaa_servers=talloc_strdup(tmp_ctx, "");
219 s_aaa=talloc_array(tmp_ctx, char *, n_aaa_servers);
220 for (aaa=idp->aaa_servers,ii=0; aaa!=NULL; aaa=aaa->next,ii++) {
221 s_aaa[ii]=tr_aaa_server_to_str(s_aaa, aaa);
222 aaa_servers_strlen+=strlen(s_aaa[ii]);
225 /* add space for comma-space separators */
226 aaa_servers_strlen+=2*(n_aaa_servers-1);
228 aaa_servers=talloc_array(tmp_ctx, char, aaa_servers_strlen+1);
230 for (ii=0; ii<n_aaa_servers; ii++) {
231 strcat(aaa_servers, s_aaa[ii]);
232 if (ii<(n_aaa_servers-1))
233 strcat(aaa_servers, ", ");
240 apcs=talloc_strdup(tmp_ctx, "");
242 s_apc=talloc_array(tmp_ctx, char *, n_apcs);
243 for (apc=idp->apcs,ii=0; apc!=NULL; apc=apc->next,ii++) {
244 s_apc[ii]=tr_apc_to_str(s_apc, apc);
245 apcs_strlen+=strlen(s_apc[ii]);
248 /* add space for comma-space separators */
249 apcs_strlen+=2*(n_apcs-1);
251 apcs=talloc_array(tmp_ctx, char, apcs_strlen+1);
253 for (ii=0; ii<n_apcs; ii++) {
254 strcat(apcs, s_apc[ii]);
261 result=talloc_asprintf(mem_ctx,
262 "IDP realm: \"%.*s\"\n"
267 idp->realm_id->len, idp->realm_id->buf,
268 (idp->shared_config)?"yes":"no",
269 (idp->origin==TR_REALM_LOCAL)?"yes":"no",
272 talloc_free(tmp_ctx);
276 void tr_idp_realm_incref(TR_IDP_REALM *realm)
281 void tr_idp_realm_decref(TR_IDP_REALM *realm)
283 if (realm->refcount>0)