From 977751efdbe61374bbe54f709b3fd6c1b971a9d6 Mon Sep 17 00:00:00 2001
From: Luca Deri <deri@ntop.org>
Date: Wed, 14 Nov 2018 15:24:15 +0100
Subject: Added ndpi_flowv4_flow_hash and ndpi_flowv6_flow_hash skeletons for
 implementing https://github.com/corelight/community-id-spec

---
 src/lib/ndpi_main.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'src/lib/ndpi_main.c')

diff --git a/src/lib/ndpi_main.c b/src/lib/ndpi_main.c
index 8e9bb53fc..3a6cd84ef 100644
--- a/src/lib/ndpi_main.c
+++ b/src/lib/ndpi_main.c
@@ -6063,3 +6063,27 @@ u_int ndpi_get_ndpi_detection_module_size() {
 void ndpi_set_log_level(struct ndpi_detection_module_struct *ndpi_mod, u_int l) {
   ndpi_mod->ndpi_log_level = l;
 }
+
+/* ******************************************************************** */
+
+/*
+  NOTE:
+  - Leave fields empty/zero when information is missing (e.g. with ICMP ports are zero)
+  - The hash_buf most be 30+1 bits or longer
+  - Return code: 0 = OK, -1 otherwise
+ */
+
+int ndpi_flowv4_flow_hash(u_int8_t l4_proto, u_int32_t src_ip,
+			  u_int32_t dst_ip, u_int16_t src_port, u_int16_t dst_port,
+			  u_int8_t icmp_type, u_int8_t icmp_code,
+			  u_char *hash_buf, u_int8_t hash_buf_len) {
+
+  return(0); /* OK */
+}
+
+int ndpi_flowv6_flow_hash(u_int8_t l4_proto, struct ndpi_in6_addr *src_ip, struct ndpi_in6_addr *dst_ip,
+			  u_int16_t src_port, u_int16_t dst_port, u_int8_t icmp_type, u_int8_t icmp_code,
+			  u_char *hash_buf, u_int8_t hash_buf_len) {
+
+  return(0); /* OK */
+}
-- 
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