2 * Copyright (c) 2012, JANET(UK)
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38 #include <arpa/inet.h>
39 #include <openssl/dh.h>
41 #include <trust_router/tr_name.h>
42 #include <trust_router/tr_versioning.h>
48 #define TID_PORT 12309
55 typedef struct tid_srvr_blk {
56 struct tid_srvr_blk *next;
57 struct in_addr aaa_server_addr;
59 DH *aaa_server_dh; /* AAA server's public dh information */
62 typedef struct _tr_constraint_set TR_CONSTRAINT_SET;
64 typedef struct tid_resp {
70 TR_CONSTRAINT_SET *cons;
72 TID_SRVR_BLK *servers; /* Linked list of servers */
73 /* TBD -- Trust Path Used */
76 typedef struct tidc_instance TIDC_INSTANCE;
77 typedef struct tids_instance TIDS_INSTANCE;
78 typedef struct tid_req TID_REQ;
81 typedef void (TIDC_RESP_FUNC)(TIDC_INSTANCE *, TID_REQ *, TID_RESP *, void *);
84 struct tid_req *next_req;
92 TR_CONSTRAINT_SET *cons;
94 DH *tidc_dh; /* Client's public dh information */
95 TIDC_RESP_FUNC *resp_func;
97 json_t *json_references; /** References to objects dereferenced on request destruction*/
100 struct tidc_instance {
102 // TBD -- Do we still need a separate private key */
105 DH *client_dh; /* Client's DH struct with priv and pub keys */
108 typedef int (TIDS_REQ_FUNC)(TIDS_INSTANCE *, TID_REQ *, TID_RESP **, void *);
109 typedef int (tids_auth_func)(gss_name_t client_name, TR_NAME *display_name, void *cookie);
112 struct tids_instance {
116 const char *hostname;
117 TIDS_REQ_FUNC *req_handler;
118 tids_auth_func *auth_handler;
122 /* Utility functions for TID_REQ structures, in tid/tid_req.c */
123 TR_EXPORT TID_REQ *tid_req_new(void);
124 TR_EXPORT TID_REQ *tid_req_get_next_req(TID_REQ *req);
125 void tid_req_set_next_req(TID_REQ *req, TID_REQ *next_req);
126 TR_EXPORT int tid_req_get_resp_sent(TID_REQ *req);
127 void tid_req_set_resp_sent(TID_REQ *req, int resp_sent);
128 TR_EXPORT int tid_req_get_conn(TID_REQ *req);
129 void tid_req_set_conn(TID_REQ *req, int conn);
130 TR_EXPORT gss_ctx_id_t tid_req_get_gssctx(TID_REQ *req);
131 void tid_req_set_gssctx(TID_REQ *req, gss_ctx_id_t gssctx);
132 TR_EXPORT int tid_req_get_resp_rcvd(TID_REQ *req);
133 void tid_req_set_resp_rcvd(TID_REQ *req, int resp_rcvd);
134 TR_EXPORT TR_NAME *tid_req_get_rp_realm(TID_REQ *req);
135 void tid_req_set_rp_realm(TID_REQ *req, TR_NAME *rp_realm);
136 TR_EXPORT TR_NAME *tid_req_get_realm(TID_REQ *req);
137 void tid_req_set_realm(TID_REQ *req, TR_NAME *realm);
138 TR_EXPORT TR_NAME *tid_req_get_comm(TID_REQ *req);
139 void tid_req_set_comm(TID_REQ *req, TR_NAME *comm);
140 TR_EXPORT TR_NAME *tid_req_get_orig_coi(TID_REQ *req);
141 void tid_req_set_rp_orig_coi(TID_REQ *req, TR_NAME *orig_coi);
142 TR_EXPORT TIDC_RESP_FUNC *tid_req_get_resp_func(TID_REQ *req);
143 void tid_req_set_resp_func(TID_REQ *req, TIDC_RESP_FUNC *resp_func);
144 TR_EXPORT void *tid_req_get_cookie(TID_REQ *req);
145 void tid_req_set_cookie(TID_REQ *req, void *cookie);
146 TR_EXPORT TID_REQ *tid_dup_req (TID_REQ *orig_req);
148 /** Decrement a reference to #json when this tid_req is cleaned up. A
149 new reference is not created; in effect the caller is handing a
150 reference they already hold to the TID_REQ.*/
151 void tid_req_cleanup_json(TID_REQ *, json_t *json);
152 void TR_EXPORT tid_req_free( TID_REQ *req);
154 /* Utility functions for TID_RESP structure, in tid/tid_resp.c */
155 TR_EXPORT TID_RC tid_resp_get_result(TID_RESP *resp);
156 void tid_resp_set_result(TID_RESP *resp, TID_RC result);
157 TR_EXPORT TR_NAME *tid_resp_get_err_msg(TID_RESP *resp);
158 void tid_resp_set_err_msg(TID_RESP *resp, TR_NAME *err_msg);
159 TR_EXPORT TR_NAME *tid_resp_get_rp_realm(TID_RESP *resp);
160 void tid_resp_set_rp_realm(TID_RESP *resp, TR_NAME *rp_realm);
161 TR_EXPORT TR_NAME *tid_resp_get_realm(TID_RESP *resp);
162 void tid_resp_set_realm(TID_RESP *resp, TR_NAME *realm);
163 TR_EXPORT TR_NAME *tid_resp_get_comm(TID_RESP *resp);
164 void tid_resp_set_comm(TID_RESP *resp, TR_NAME *comm);
165 TR_EXPORT TR_NAME *tid_resp_get_orig_coi(TID_RESP *resp);
166 void tid_resp_set_orig_coi(TID_RESP *resp, TR_NAME *orig_coi);
167 TR_EXPORT TID_SRVR_BLK *tid_resp_get_servers(TID_RESP *resp);
168 void tid_resp_set_servers(TID_RESP *resp, TID_SRVR_BLK *servers);
169 // TBD -- add function to add/remove items from linked list of servers?
171 /* TID Client functions, in tid/tidc.c */
172 TR_EXPORT TIDC_INSTANCE *tidc_create (void);
173 TR_EXPORT int tidc_open_connection (TIDC_INSTANCE *tidc, char *server, unsigned int port, gss_ctx_id_t *gssctx);
174 TR_EXPORT int tidc_send_request (TIDC_INSTANCE *tidc, int conn, gss_ctx_id_t gssctx, char *rp_realm, char *realm, char *coi, TIDC_RESP_FUNC *resp_handler, void *cookie);
175 TR_EXPORT int tidc_fwd_request (TIDC_INSTANCE *tidc, TID_REQ *req, TIDC_RESP_FUNC *resp_handler, void *cookie);
176 TR_EXPORT void tidc_destroy (TIDC_INSTANCE *tidc);
178 /* TID Server functions, in tid/tids.c */
179 TR_EXPORT TIDS_INSTANCE *tids_create (void);
180 TR_EXPORT int tids_start (TIDS_INSTANCE *tids, TIDS_REQ_FUNC *req_handler,
181 tids_auth_func *auth_handler, const char *hostname,
182 unsigned int port, void *cookie);
183 TR_EXPORT int tids_send_response (TIDS_INSTANCE *tids, TID_REQ *req, TID_RESP *resp);
184 TR_EXPORT int tids_send_err_response (TIDS_INSTANCE *tids, TID_REQ *req, const char *err_msg);
185 TR_EXPORT void tids_destroy (TIDS_INSTANCE *tids);