From 231748bb0e6f274eb91824bf1e3b1693370ec0de Mon Sep 17 00:00:00 2001
From: Ivan Nardi <12729895+IvanNardi@users.noreply.github.com>
Date: Fri, 15 Mar 2024 10:12:51 +0100
Subject: LRU cache: move to 64 bits long keys (#2346)

Tradeoff between key comparison efficiency (i.e. no `memcmp`) and key
length.
At least in the ipv4 cases, we have no more different entries with the
same key.
---
 src/include/ndpi_private.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'src/include/ndpi_private.h')

diff --git a/src/include/ndpi_private.h b/src/include/ndpi_private.h
index bb704e63e..25ff5c4a7 100644
--- a/src/include/ndpi_private.h
+++ b/src/include/ndpi_private.h
@@ -660,8 +660,8 @@ int is_rtp_or_rtcp(struct ndpi_detection_module_struct *ndpi_struct,
 u_int8_t rtp_get_stream_type(u_int8_t payloadType, ndpi_multimedia_flow_type *s_type);
 
 /* Bittorrent */
-u_int32_t make_bittorrent_host_key(struct ndpi_flow_struct *flow, int client, int offset);
-u_int32_t make_bittorrent_peers_key(struct ndpi_flow_struct *flow);
+u_int64_t make_bittorrent_host_key(struct ndpi_flow_struct *flow, int client, int offset);
+u_int64_t make_bittorrent_peers_key(struct ndpi_flow_struct *flow);
 int search_into_bittorrent_cache(struct ndpi_detection_module_struct *ndpi_struct,
                                  struct ndpi_flow_struct *flow);
 
@@ -673,7 +673,7 @@ int stun_search_into_zoom_cache(struct ndpi_detection_module_struct *ndpi_struct
 int tpkt_verify_hdr(const struct ndpi_packet_struct * const packet);
 
 /* Mining Protocols (Ethereum, Monero, ...) */
-u_int32_t mining_make_lru_cache_key(struct ndpi_flow_struct *flow);
+u_int64_t mining_make_lru_cache_key(struct ndpi_flow_struct *flow);
 
 
 /* Protocols init */
-- 
cgit v1.2.3