Check for common ALPNs and set a flow risk if not known.add/tls-check-common-alpn

 * Increased risk bitmask to 64bit (instead of 32bit).
 * Removed annoying "Unknown datalink" error message for fuzzers.

Signed-off-by: Toni Uhlig <matzeton@googlemail.com>

1 files changed, 8 insertions, 2 deletions

diff --git a/example/reader_util.c b/example/reader_util.c
index b95168e8d..af58d8db5 100644
--- a/example/reader_util.c
+++ b/example/reader_util.c
@@ -1773,9 +1773,15 @@ struct ndpi_proto ndpi_workflow_process_packet(struct ndpi_workflow * workflow,
     break;
 
   default:
-    /* We shoudn't be here, because we already checked that this datalink is supported.
-       Should ndpi_is_datalink_supported() be updated? */
+#ifndef BUILD_FUZZTARGETS
+    /*
+     * We shoudn't be here, because we already checked that this datalink is supported.
+     * Should ndpi_is_datalink_supported() be updated?
+     *
+     * NOTE (toni): We get here quite often during fuzzing and it spams consoles and logfiles. ;)
+     */
     printf("Unknown datalink %d\n", datalink_type);
+#endif
     return(nproto);
   }