[or-cvs] collect info from peer we just handshaked with

[Roger Dingledine]

Update of /home/or/cvsroot/src/or
In directory moria.mit.edu:/home2/arma/work/onion/cvs/src/or

Modified Files:
	connection.c connection_or.c or.h 
Log Message:
collect info from peer we just handshaked with


Index: connection.c
===================================================================
RCS file: /home/or/cvsroot/src/or/connection.c,v
retrieving revision 1.82
retrieving revision 1.83
diff -u -d -r1.82 -r1.83
--- connection.c	8 Sep 2003 10:59:00 -0000	1.82
+++ connection.c	11 Sep 2003 20:06:55 -0000	1.83
@@ -69,6 +69,8 @@
 /********* END VARIABLES ************/
 
 static int connection_init_accepted_conn(connection_t *conn);
+static int connection_tls_continue_handshake(connection_t *conn);
+static int connection_tls_finish_handshake(connection_t *conn);
 
 /**************************************************************/
 
@@ -282,20 +284,14 @@
   return 0;
 }
 
-int connection_tls_continue_handshake(connection_t *conn) {
+static int connection_tls_continue_handshake(connection_t *conn) {
   switch(tor_tls_handshake(conn->tls)) {
     case TOR_TLS_ERROR:
     case TOR_TLS_CLOSE:
       log_fn(LOG_DEBUG,"tls error. breaking.");
       return -1;
     case TOR_TLS_DONE:
-      conn->state = OR_CONN_STATE_OPEN;
-      directory_set_dirty();
-      connection_watch_events(conn, POLLIN);
-      if(!options.OnionRouter)
-        circuit_n_conn_open(conn); /* send the pending create */
-      log_fn(LOG_DEBUG,"tls handshake done, now open.");
-      return 0;
+     return connection_tls_finish_handshake(conn);
     case TOR_TLS_WANTWRITE:
       connection_start_writing(conn);
       return 0;
@@ -304,6 +300,38 @@
   }
   return 0;
 }
+
+static int connection_tls_finish_handshake(connection_t *conn) {
+  crypto_pk_env_t *pk;
+  routerinfo_t *router;
+
+  conn->state = OR_CONN_STATE_OPEN;
+  directory_set_dirty();
+  connection_watch_events(conn, POLLIN);
+  if(options.OnionRouter) { /* I'm an OR */
+    if(tor_tls_peer_has_cert(conn->tls)) { /* it's another OR */
+      pk = tor_tls_verify(conn->tls);
+      if(!pk) {
+        log_fn(LOG_INFO,"Other side has a cert but it's bad. Closing.");
+        return -1;
+      }
+      router = look up which router I just connected to. /* XXX */
+      conn->bandwidth = router->bandwidth;
+      conn->addr = router->addr, conn->port = router->or_port;
+      conn->pkey = crypto_pk_dup_key(router->pkey);
+      if(conn->address)
+        free(conn->address);
+      conn->address = strdup(router->address);
+    } else { /* it's an OP */
+      conn->bandwidth = DEFAULT_BANDWIDTH_OP;
+    }
+  } else { /* I'm a client */
+    conn->bandwidth = DEFAULT_BANDWIDTH_OP;
+    circuit_n_conn_open(conn); /* send the pending create */
+  }
+  log_fn(LOG_DEBUG,"tls handshake done, now open.");
+  return 0;
+}
 #endif
 
 /* start all connections that should be up but aren't */
@@ -481,8 +509,10 @@
 
 #ifdef USE_TLS
   if(connection_speaks_cells(conn) && conn->state != OR_CONN_STATE_CONNECTING) {
-    if(conn->state == OR_CONN_STATE_HANDSHAKING)
+    if(conn->state == OR_CONN_STATE_HANDSHAKING) {
+      connection_stop_writing(conn);
       return connection_tls_continue_handshake(conn);
+    }
 
     /* else open, or closing */
     switch(flush_buf_tls(conn->tls, &conn->outbuf, &conn->outbuflen,

Index: connection_or.c
===================================================================
RCS file: /home/or/cvsroot/src/or/connection_or.c,v
retrieving revision 1.44
retrieving revision 1.45
diff -u -d -r1.44 -r1.45
--- connection_or.c	10 Sep 2003 00:47:24 -0000	1.44
+++ connection_or.c	11 Sep 2003 20:06:55 -0000	1.45
@@ -237,7 +237,7 @@
 
   assert(conn && conn->type == CONN_TYPE_OR);
 
-  conn->bandwidth = DEFAULT_BANDWIDTH_OP; /* XXX USE_TLS */
+  conn->bandwidth = DEFAULT_BANDWIDTH_OP;
 
   /* generate random keys */
   if(crypto_cipher_generate_key(conn->f_crypto) ||
@@ -520,7 +520,7 @@
     crypto_cipher_set_key(conn->b_crypto,buf+14);
     crypto_cipher_set_key(conn->f_crypto,buf+30);
 
-    conn->bandwidth = router->bandwidth; /* XXX USE_TLS and below */
+    conn->bandwidth = router->bandwidth;
 
     /* copy all relevant info to conn */
     conn->addr = router->addr, conn->port = router->or_port;

Index: or.h
===================================================================
RCS file: /home/or/cvsroot/src/or/or.h,v
retrieving revision 1.117
retrieving revision 1.118
diff -u -d -r1.117 -r1.118
--- or.h	8 Sep 2003 10:59:00 -0000	1.117
+++ or.h	11 Sep 2003 20:06:55 -0000	1.118
@@ -581,7 +581,6 @@
 int connection_handle_listener_read(connection_t *conn, int new_type);
 
 int connection_tls_start_handshake(connection_t *conn);
-int connection_tls_continue_handshake(connection_t *conn);
 
 /* start all connections that should be up but aren't */
 int retry_all_connections(uint16_t or_listenport, uint16_t ap_listenport, uint16_t dir_listenport);