Changeset 28:3628f7d2ba88 in freeDiameter for freeDiameter/peers.c

Timestamp:

Oct 26, 2009, 6:07:24 PM (15 years ago)

Author:

Sebastien Decugis <sdecugis@nict.go.jp>

Branch:

default

Phase:

public

Message:

some new functions backbones

File:

• freeDiameter/peers.c (modified) (2 diffs)

freeDiameter/peers.c

@@ -131 +131 @@
         
         for (li = fd_g_peers.next; li != &fd_g_peers; li = li->next) {
-                struct fd_peer * prev = (struct fd_peer *)li;
-                int cmp = strcasecmp( p->p_hdr.info.pi_diamid, prev->p_hdr.info.pi_diamid );
-                if (cmp < 0)
+                struct fd_peer * next = (struct fd_peer *)li;
+                int cmp = strcasecmp( p->p_hdr.info.pi_diamid, next->p_hdr.info.pi_diamid );
+                if (cmp > 0)
                         continue;
                 if (cmp == 0)
@@ -375 +375 @@
 }
 
+/* Handle an incoming CER request on a new connection */
+int fd_peer_handle_newCER( struct msg ** cer, struct cnxctx ** cnx, int tls_done )
+{
+        struct msg * msg;
+        struct dict_object *avp_oh_model;
+        avp_code_t code = AC_ORIGIN_HOST;
+        struct avp *avp_oh;
+        struct avp_hdr * avp_hdr;
+        struct fd_list * li;
+        int found = 0;
+        struct fd_peer * peer;
+        
+        TRACE_ENTRY("%p %p %d", cer, cnx, tls_done);
+        CHECK_PARAMS(cer && *cer && cnx && *cnx);
+        
+        msg = *cer; 
+        
+        /* Find the Diameter Identity of the remote peer in the message */
+        CHECK_FCT( fd_dict_search ( fd_g_config->cnf_dict, DICT_AVP, AVP_BY_CODE, &code, &avp_oh_model, ENOENT) );
+        CHECK_FCT( fd_msg_search_avp ( msg, avp_oh_model, &avp_oh ) );
+        CHECK_FCT( fd_msg_avp_hdr ( avp_oh, &avp_hdr ) );
+        
+        /* Search if we already have this peer id in our list */
+        CHECK_POSIX( pthread_rwlock_rdlock(&fd_g_peers_rw) );
+        
+        for (li = fd_g_peers.next; li != &fd_g_peers; li = li->next) {
+                peer = (struct fd_peer *)li;
+                int cmp = strncasecmp( avp_hdr->avp_value->os.data, peer->p_hdr.info.pi_diamid, avp_hdr->avp_value->os.len );
+                if (cmp > 0)
+                        continue;
+                if (cmp == 0)
+                        found = 1;
+                break;
+        }
+        
+        if (!found) {
+                
+                TODO("Create a new peer entry with this diameter id (pf_responder = 1)");
+                TODO("Upgrade the lock to wr");
+                TODO("Add the new peer in the list");
+                TODO("Release the wr lock");
+                TODO("Start the peer PSM, which will have to validate if this peer is authorized to connect, and so on");
+        }
+                
+        TODO("Send the new connection event to the peer SM with the appropriate data: msg, conn, tls_done, found");
+        /* FDEVP_CNX_INCOMING */
+        
+        /* Reset the "out" parameters, so that they are not cleanup on function return. */
+        *cer = NULL;
+        *cnx = NULL;
+        
+        CHECK_POSIX( pthread_rwlock_unlock(&fd_g_peers_rw) );
+
+        
+        TODO("(later if not tls_done) handshake or start_clear(.., 1) ");
+        
+        return 0;
+}
+
+/* Save a callback to accept / reject incoming unknown peers */
+int fd_peer_validate_register ( int (*peer_validate)(struct peer_info * /* info */, int * /* auth */, int (**cb2)(struct peer_info *)) )
+{
+        
+        TODO("...");
+        return ENOTSUP;
+}