From ae3f4ed9ac9393a88d6bfc28418f6cecc79409e5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Adrien=20Gallou=C3=ABt?= <adrien@gallouet.fr>
Date: Mon, 12 Mar 2018 10:28:05 +0000
Subject: [PATCH] Count and store last time of bad mud_decrypt()
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Signed-off-by: Adrien Gallouët <adrien@gallouet.fr>
---
 mud.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/mud.c b/mud.c
index a80400f..20dc976 100644
--- a/mud.c
+++ b/mud.c
@@ -161,6 +161,12 @@ struct mud {
         int set;
         struct sockaddr_storage addr;
     } peer;
+    struct {
+        struct {
+            size_t count;
+            uint64_t time;
+        } decrypt;
+    } bad;
     struct {
         unsigned char kiss[MUD_KISS_SIZE];
     } remote, local;
@@ -1194,7 +1200,8 @@ mud_recv(struct mud *mud, void *data, size_t size)
     if (!mud_packet) {
         ret = mud_decrypt(mud, data, size, packet, packet_size);
         if (ret == -1) {
-            // XXX
+            mud->bad.decrypt.count++;
+            mud->bad.decrypt.time = now;
             return 0;
         }
     }