From 4c2ae4758e5de13f7b9891297feccdd3e00998e5 Mon Sep 17 00:00:00 2001
From: Steffen Jaeckel <s@jaeckel.eu>
Date: Sat, 5 May 2018 17:59:11 +0200
Subject: [PATCH] fix "two-key 3des"-related things

(cherry picked from commit 715103a2038432d93537b0f0419717da4b9ee850)
---
 src/ciphers/des.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/ciphers/des.c b/src/ciphers/des.c
index 2866054..f83c010 100644
--- a/src/ciphers/des.c
+++ b/src/ciphers/des.c
@@ -36,7 +36,7 @@ const struct ltc_cipher_descriptor des3_desc =
 {
     "3des",
     14,
-    24, 24, 8, 16,
+    16, 24, 8, 16,
     &des3_setup,
     &des3_ecb_encrypt,
     &des3_ecb_decrypt,
@@ -2068,8 +2068,11 @@ int des_keysize(int *keysize)
 int des3_keysize(int *keysize)
 {
     LTC_ARGCHK(keysize != NULL);
-    if(*keysize < 24) {
-        return CRYPT_INVALID_KEYSIZE;
+    if (*keysize < 16)
+       return CRYPT_INVALID_KEYSIZE;
+    if (*keysize < 24) {
+       *keysize = 16;
+       return CRYPT_OK;
     }
     *keysize = 24;
     return CRYPT_OK;