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
26 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
27 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
29 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
31 * OF THE POSSIBILITY OF SUCH DAMAGE.
39 #include <trust_router/tr_dh.h>
40 #include <trust_router/tid.h>
46 TIDC_INSTANCE *tidc_create ()
48 TIDC_INSTANCE *tidc = NULL;
50 if (tidc = malloc(sizeof(TIDC_INSTANCE)))
51 memset(tidc, 0, sizeof(TIDC_INSTANCE));
58 void tidc_destroy (TIDC_INSTANCE *tidc)
64 int tidc_open_connection (TIDC_INSTANCE *tidc,
71 err = gsscon_connect(server, TID_PORT, "trustidentity", &conn, gssctx);
79 int tidc_send_request (TIDC_INSTANCE *tidc,
85 TIDC_RESP_FUNC *resp_handler,
89 TID_REQ *tid_req = NULL;
91 /* Create and populate a TID req structure */
92 if (!(tid_req = malloc(sizeof(TID_REQ))))
95 memset(tid_req, 0, sizeof(TID_REQ));
98 tid_req->gssctx = gssctx;
100 if ((NULL == (tid_req->rp_realm = tr_new_name(rp_realm))) ||
101 (NULL == (tid_req->realm = tr_new_name(realm))) ||
102 (NULL == (tid_req->comm = tr_new_name(comm)))) {
103 fprintf (stderr, "tidc_send_request: Error duplicating names.\n");
107 tid_req->tidc_dh = tidc->client_dh;
109 return (tidc_fwd_request(tidc, tid_req, resp_handler, cookie));
112 int tidc_fwd_request (TIDC_INSTANCE *tidc,
114 TIDC_RESP_FUNC *resp_handler,
118 char *req_buf = NULL;
119 char *resp_buf = NULL;
120 size_t resp_buflen = 0;
122 TR_MSG *resp_msg = NULL;
125 /* Create and populate a TID msg structure */
126 if (!(msg = malloc(sizeof(TR_MSG))))
129 msg->msg_type = TID_REQUEST;
130 msg->tid_req = tid_req;
132 /* store the response function and cookie */
133 // tid_req->resp_func = resp_handler;
134 // tid_req->cookie = cookie;
137 /* Encode the request into a json string */
138 if (!(req_buf = tr_msg_encode(msg))) {
139 fprintf(stderr, "tidc_fwd_request: Error encoding TID request.\n");
143 fprintf (stderr, "tidc_fwd_request: Sending TID request:\n");
144 fprintf (stderr, "%s\n", req_buf);
146 /* Send the request over the connection */
147 if (err = gsscon_write_encrypted_token (tid_req->conn, tid_req->gssctx, req_buf,
149 fprintf(stderr, "tidc_fwd_request: Error sending request over connection.\n");
153 /* TBD -- queue request on instance, read resps in separate thread */
155 /* Read the response from the connection */
156 /* TBD -- timeout? */
157 if (err = gsscon_read_encrypted_token(tid_req->conn, tid_req->gssctx, &resp_buf, &resp_buflen)) {
163 fprintf(stdout, "tidc_fwd_request: Response Received (%u bytes).\n", (unsigned) resp_buflen);
164 fprintf(stdout, "%s\n", resp_buf);
166 if (NULL == (resp_msg = tr_msg_decode(resp_buf, resp_buflen))) {
167 fprintf(stderr, "tidc_fwd_request: Error decoding response.\n");
171 /* TBD -- Check if this is actually a valid response */
172 if (!resp_msg->tid_resp) {
173 fprintf(stderr, "tidc_fwd_request: Error, no response in the response!\n");
178 /* Call the caller's response function */
179 (*resp_handler)(tidc, tid_req, resp_msg->tid_resp, cookie);
181 fprintf(stderr, "tidc_fwd_request: NULL response function.\n");
192 /* TBD -- free the decoded response */