X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fnet_setup.c;h=eeea61a20e13fc3a00a78d6f017f82cd92c8b367;hb=0f6f54ff8aa96d981f68b5b71c7126b8fdbead6c;hp=e0f156969486351f762f627acf8353762afee8b8;hpb=a90f1b652c0fb52950f3b0783a7e2b7f2e0cf2db;p=tinc

diff --git a/src/net_setup.c b/src/net_setup.c
index e0f15696..eeea61a2 100644
--- a/src/net_setup.c
+++ b/src/net_setup.c
@@ -1,7 +1,7 @@
 /*
     net_setup.c -- Setup.
-    Copyright (C) 1998-2005 Ivo Timmermans <ivo@tinc-vpn.org>,
-                  2000-2005 Guus Sliepen <guus@tinc-vpn.org>
+    Copyright (C) 1998-2005 Ivo Timmermans,
+                  2000-2006 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -32,7 +32,7 @@
 #include "conf.h"
 #include "connection.h"
 #include "device.h"
-#include "event.h"
+#include "tevent.h"
 #include "graph.h"
 #include "logger.h"
 #include "net.h"
@@ -45,6 +45,7 @@
 #include "xalloc.h"
 
 char *myport;
+static struct event device_ev;
 
 bool read_rsa_public_key(connection_t *c)
 {
@@ -368,7 +369,7 @@ bool setup_myself(void)
 	myself->connection->outcipher = EVP_bf_ofb();
 
 	myself->key = xmalloc(myself->keylength);
-	RAND_pseudo_bytes(myself->key, myself->keylength);
+	RAND_pseudo_bytes((unsigned char *)myself->key, myself->keylength);
 
 	if(!get_config_int(lookup_config(config_tree, "KeyExpire"), &keylifetime))
 		keylifetime = 3600;
@@ -377,7 +378,7 @@ bool setup_myself(void)
 	
 	if(myself->cipher) {
 		EVP_CIPHER_CTX_init(&packet_ctx);
-		if(!EVP_DecryptInit_ex(&packet_ctx, myself->cipher, NULL, myself->key, myself->key + myself->cipher->key_len)) {
+		if(!EVP_DecryptInit_ex(&packet_ctx, myself->cipher, NULL, (unsigned char *)myself->key, (unsigned char *)myself->key + myself->cipher->key_len)) {
 			logger(LOG_ERR, _("Error during initialisation of cipher for %s (%s): %s"),
 					myself->name, myself->hostname, ERR_error_string(ERR_get_error(), NULL));
 			return false;
@@ -437,7 +438,6 @@ bool setup_myself(void)
 
 	myself->nexthop = myself;
 	myself->via = myself;
-	myself->status.active = true;
 	myself->status.reachable = true;
 	node_add(myself);
 
@@ -448,6 +448,14 @@ bool setup_myself(void)
 	if(!setup_device())
 		return false;
 
+	event_set(&device_ev, device_fd, EV_READ|EV_PERSIST,
+			  handle_device_data, NULL);
+	if (event_add(&device_ev, NULL) < 0) {
+		logger(LOG_ERR, _("event_add failed: %s"), strerror(errno));
+		close_device();
+		return false;
+	}
+
 	/* Run tinc-up script to further initialize the tap interface */
 	asprintf(&envp[0], "NETNAME=%s", netname ? : "");
 	asprintf(&envp[1], "DEVICE=%s", device ? : "");
@@ -493,8 +501,33 @@ bool setup_myself(void)
 		listen_socket[listen_sockets].udp =
 			setup_vpn_in_socket((sockaddr_t *) aip->ai_addr);
 
-		if(listen_socket[listen_sockets].udp < 0)
+		if(listen_socket[listen_sockets].udp < 0) {
+			close(listen_socket[listen_sockets].tcp);
+			continue;
+		}
+
+		event_set(&listen_socket[listen_sockets].ev_tcp,
+				  listen_socket[listen_sockets].tcp,
+				  EV_READ|EV_PERSIST,
+				  handle_new_meta_connection, NULL);
+		if(event_add(&listen_socket[listen_sockets].ev_tcp, NULL) < 0) {
+			logger(LOG_WARNING, _("event_add failed: %s"), strerror(errno));
+			close(listen_socket[listen_sockets].tcp);
+			close(listen_socket[listen_sockets].udp);
+			continue;
+		}
+
+		event_set(&listen_socket[listen_sockets].ev_udp,
+				  listen_socket[listen_sockets].udp,
+				  EV_READ|EV_PERSIST,
+				  handle_incoming_vpn_data, NULL);
+		if(event_add(&listen_socket[listen_sockets].ev_udp, NULL) < 0) {
+			logger(LOG_WARNING, _("event_add failed: %s"), strerror(errno));
+			close(listen_socket[listen_sockets].tcp);
+			close(listen_socket[listen_sockets].udp);
+			event_del(&listen_socket[listen_sockets].ev_tcp);
 			continue;
+		}
 
 		ifdebug(CONNECTIONS) {
 			hostname = sockaddr2hostname((sockaddr_t *) aip->ai_addr);
@@ -502,8 +535,13 @@ bool setup_myself(void)
 			free(hostname);
 		}
 
-		listen_socket[listen_sockets].sa.sa = *aip->ai_addr;
+		memcpy(&listen_socket[listen_sockets].sa, aip->ai_addr, aip->ai_addrlen);
 		listen_sockets++;
+
+		if(listen_sockets >= MAXSOCKETS) {
+			logger(LOG_WARNING, _("Maximum of %d listening sockets reached"), MAXSOCKETS);
+			break;
+		}
 	}
 
 	freeaddrinfo(ai);
@@ -527,11 +565,11 @@ bool setup_network_connections(void)
 
 	now = time(NULL);
 
+	init_tevents();
 	init_connections();
 	init_subnets();
 	init_nodes();
 	init_edges();
-	init_events();
 	init_requests();
 
 	if(get_config_int(lookup_config(config_tree, "PingInterval"), &pinginterval)) {
@@ -573,8 +611,14 @@ void close_network_connections(void)
 		next = node->next;
 		c = node->data;
 
-		if(c->outgoing)
-			free(c->outgoing->name), free(c->outgoing), c->outgoing = NULL;
+		if(c->outgoing) {
+			if(c->outgoing->ai)
+				freeaddrinfo(c->outgoing->ai);
+			free(c->outgoing->name);
+			free(c->outgoing);
+			c->outgoing = NULL;
+		}
+
 		terminate_connection(c, false);
 	}
 
@@ -584,6 +628,8 @@ void close_network_connections(void)
 	}
 
 	for(i = 0; i < listen_sockets; i++) {
+		event_del(&listen_socket[i].ev_tcp);
+		event_del(&listen_socket[i].ev_udp);
 		close(listen_socket[i].tcp);
 		close(listen_socket[i].udp);
 	}
@@ -595,11 +641,11 @@ void close_network_connections(void)
 	envp[4] = NULL;
 
 	exit_requests();
-	exit_events();
 	exit_edges();
 	exit_subnets();
 	exit_nodes();
 	exit_connections();
+	exit_tevents();
 
 	execute_script("tinc-down", envp);