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-rw-r--r--src/lib/ndpi_utils.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/src/lib/ndpi_utils.c b/src/lib/ndpi_utils.c
index 48788c15d..0008835f4 100644
--- a/src/lib/ndpi_utils.c
+++ b/src/lib/ndpi_utils.c
@@ -2226,3 +2226,21 @@ u_int8_t is_a_common_alpn(struct ndpi_detection_module_struct *ndpi_str,
return(0);
}
+
+/* ******************************************* */
+
+u_int8_t ndpi_is_valid_protoId(u_int16_t protoId) {
+ return((protoId >= NDPI_MAX_SUPPORTED_PROTOCOLS + NDPI_MAX_NUM_CUSTOM_PROTOCOLS) ? 0 : 1);
+}
+
+/* ******************************************* */
+
+u_int8_t ndpi_is_encrypted_proto(struct ndpi_detection_module_struct *ndpi_str,
+ ndpi_protocol proto) {
+
+ if(ndpi_is_valid_protoId(proto.master_protocol) && ndpi_is_valid_protoId(proto.app_protocol)) {
+ return((ndpi_str->proto_defaults[proto.master_protocol].isClearTextProto
+ && ndpi_str->proto_defaults[proto.app_protocol].isClearTextProto) ? 0 : 1);
+ } else
+ return(0);
+}