X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fautoconnect.c;h=d771078af7a0a19e5c575697b25ba68f435800b1;hb=344c632c7a9f8047a412239dcd22ba1531bdfda5;hp=4279cd37e1acd769a6284e218af6fce2fa1bb5fa;hpb=914d1be411229c28e6e8e4a0df99afa076a8b448;p=tinc

diff --git a/src/autoconnect.c b/src/autoconnect.c
index 4279cd37..d771078a 100644
--- a/src/autoconnect.c
+++ b/src/autoconnect.c
@@ -1,6 +1,6 @@
 /*
     autoconnect.c -- automatic connection establishment
-    Copyright (C) 2017 Guus Sliepen <guus@tinc-vpn.org>
+    Copyright (C) 2017-2022 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
@@ -19,14 +19,16 @@
 
 #include "system.h"
 
+#include "autoconnect.h"
 #include "connection.h"
+#include "crypto.h"
 #include "logger.h"
 #include "node.h"
 #include "xalloc.h"
 
-static void make_new_connection() {
+static void make_new_connection(void) {
 	/* Select a random node we haven't connected to yet. */
-	int count = 0;
+	uint32_t count = 0;
 
 	for splay_each(node_t, n, &node_tree) {
 		if(n == myself || n->connection || !(n->status.has_address || n->status.reachable)) {
@@ -40,14 +42,15 @@ static void make_new_connection() {
 		return;
 	}
 
-	int r = rand() % count;
+	uint32_t r = prng(count);
 
 	for splay_each(node_t, n, &node_tree) {
 		if(n == myself || n->connection || !(n->status.has_address || n->status.reachable)) {
 			continue;
 		}
 
-		if(r--) {
+		if(r) {
+			--r;
 			continue;
 		}
 
@@ -72,7 +75,7 @@ static void make_new_connection() {
 	}
 }
 
-static void connect_to_unreachable() {
+static void connect_to_unreachable(void) {
 	/* Select a random known node. The rationale is that if there are many
 	 * reachable nodes, and only a few unreachable nodes, we don't want all
 	 * reachable nodes to try to connect to the unreachable ones at the
@@ -80,7 +83,7 @@ static void connect_to_unreachable() {
 	 * are only a few reachable nodes, and many unreachable ones, we're
 	 * going to try harder to connect to them. */
 
-	unsigned int r = rand() % node_tree.count;
+	uint32_t r = prng(node_tree.count);
 
 	for splay_each(node_t, n, &node_tree) {
 		if(r--) {
@@ -109,9 +112,9 @@ static void connect_to_unreachable() {
 	}
 }
 
-static void drop_superfluous_outgoing_connection() {
+static void drop_superfluous_outgoing_connection(void) {
 	/* Choose a random outgoing connection to a node that has at least one other connection. */
-	int count = 0;
+	uint32_t count = 0;
 
 	for list_each(connection_t, c, &connection_list) {
 		if(!c->edge || !c->outgoing || !c->node || c->node->edge_tree.count < 2) {
@@ -125,7 +128,7 @@ static void drop_superfluous_outgoing_connection() {
 		return;
 	}
 
-	int r = rand() % count;
+	uint32_t r = prng(count);
 
 	for list_each(connection_t, c, &connection_list) {
 		if(!c->edge || !c->outgoing || !c->node || c->node->edge_tree.count < 2) {
@@ -144,7 +147,7 @@ static void drop_superfluous_outgoing_connection() {
 	}
 }
 
-static void drop_superfluous_pending_connections() {
+static void drop_superfluous_pending_connections(void) {
 	for list_each(outgoing_t, o, &outgoing_list) {
 		/* Only look for connections that are waiting to be retried later. */
 		bool found = false;
@@ -165,9 +168,9 @@ static void drop_superfluous_pending_connections() {
 	}
 }
 
-void do_autoconnect() {
+void do_autoconnect(void) {
 	/* Count number of active connections. */
-	int nc = 0;
+	uint32_t nc = 0;
 
 	for list_each(connection_t, c, &connection_list) {
 		if(c->edge) {