fixed url parsing bug related to IPv6 addresses. fixes #66

ChangeLog

@@ -1,3 +1,8 @@
+	* Fixed bug in URL parser that failed to parse IPv6 addresses
+	* added peer download rate approximation
+	* added port filter for outgoing connection (to prevent
+	  triggering firewalls)
+	* made most parameters configurable via session_settings
 	* added encryption support
 	* added parole mode for peers whose data fails the hash check.
 	* optimized heap usage in piece-picker and web seed downloader.
@@ -8,7 +13,7 @@
 	* added a half-open tcp connection limit that takes all connections
 	  in to account, not just peer connections.
 	* added alerts for filtered IPs.
-	* added support for SOCKS5 proxies and HTTP CONNECT proxies.
+	* added support for SOCKS4 and 5 proxies and HTTP CONNECT proxies.
 	* fixed proper distributed copies calculation.
 	* added option to use openssl for sha-1 calculations.
 	* optimized the piece picker in the case where a peer is a seed.

src/tracker_manager.cpp

@@ -467,8 +467,19 @@ namespace libtorrent
 			++start;
 		}
 
-		std::string::iterator port_pos
+		std::string::iterator port_pos;
-			= std::find(start, url.end(), ':');
+
+		// this is for IPv6 addresses
+		if (start != url.end() && *start == '[')
+		{
+			port_pos = std::find(start, url.end(), ']');
+			if (port_pos == url.end()) throw std::runtime_error("invalid hostname syntax");
+			port_pos = std::find(port_pos, url.end(), ':');
+		}
+		else
+		{
+			port_pos = std::find(start, url.end(), ':');
+		}
 
 		if (port_pos < end)
 		{

test/test_primitives.cpp

@@ -40,6 +40,12 @@ int test_main()
 	TEST_CHECK(parse_url_components("http://host.com/path?foo:bar@foo:")
 		== make_tuple("http", "", "host.com", 80, "/path?foo:bar@foo:"));
 
+	TEST_CHECK(parse_url_components("http://192.168.0.1/path/to/file")
+		== make_tuple("http", "", "192.168.0.1", 80, "/path/to/file"));
+
+	TEST_CHECK(parse_url_components("http://[::1]/path/to/file")
+		== make_tuple("http", "", "[::1]", 80, "/path/to/file"));
+
 	// base64 test vectors from http://www.faqs.org/rfcs/rfc4648.html
 
 	TEST_CHECK(base64encode("") == "");