Add RFC 6598 IPs to reserved addresses

Author: nohn

ext/filter/logical_filters.c

@@ -718,6 +718,7 @@ void php_filter_validate_ip(PHP_INPUT_FILTER_PARAM_DECL) /* {{{ */
 			if (flags & FILTER_FLAG_NO_RES_RANGE) {
 				if (
 					(ip[0] == 0) ||
+					(ip[0] == 100 && (ip[1] == 0 || ip[1] <= 127)) ||
 					(ip[0] == 128 && ip[1] == 0) ||
 					(ip[0] == 191 && ip[1] == 255) ||
 					(ip[0] == 169 && ip[1] == 254) ||

ext/filter/tests/018.phpt

@@ -15,6 +15,8 @@ var_dump(filter_var("192.168.0.1", FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE
 var_dump(filter_var("192.0.34.166", FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE));
 var_dump(filter_var("127.0.0.1", FILTER_VALIDATE_IP, FILTER_FLAG_NO_RES_RANGE));
 var_dump(filter_var("192.0.0.1", FILTER_VALIDATE_IP, FILTER_FLAG_NO_RES_RANGE));
+var_dump(filter_var("100.0.0.0", FILTER_VALIDATE_IP, FILTER_FLAG_NO_RES_RANGE));
+var_dump(filter_var("100.127.255.255", FILTER_VALIDATE_IP, FILTER_FLAG_NO_RES_RANGE));
 var_dump(filter_var("192.0.34.166", FILTER_VALIDATE_IP));
 var_dump(filter_var("256.1237.123.1", FILTER_VALIDATE_IP));
 var_dump(filter_var("255.255.255.255", FILTER_VALIDATE_IP));
@@ -40,6 +42,8 @@ bool(false)
 string(12) "192.0.34.166"
 bool(false)
 string(9) "192.0.0.1"
+bool(false)
+bool(false)
 string(12) "192.0.34.166"
 bool(false)
 string(15) "255.255.255.255"