Numeric truncation at tls.c:1010 (#2005)

* fixed numtrunc error in protocols/tls.c

* fixed build error for tls.c

src/lib/protocols/tls.c

@@ -1000,7 +1000,8 @@ static int ndpi_search_tls_tcp(struct ndpi_detection_module_struct *ndpi_struct,
   }
 
   while(!something_went_wrong) {
-    u_int16_t len, p_len;
+    u_int32_t len;
+    u_int16_t p_len;
     const u_int8_t *p;
     u_int8_t content_type;
 
@@ -1072,7 +1073,7 @@ static int ndpi_search_tls_tcp(struct ndpi_detection_module_struct *ndpi_struct,
        && (content_type != 0x17 /* Application Data */)
        && (!flow->tls_quic.certificate_processed)) {
       /* Split the element in blocks */
-      u_int16_t processed = 5;
+      u_int32_t processed = 5;
 
       while((processed+4) <= len) {
 	const u_int8_t *block = (const u_int8_t *)&message->buffer[processed];