From 182eb1514e49a1dc1eafffd83ab7abf03e3c6591 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Manuel=20P=C3=A9gouri=C3=A9-Gonnard?=
 <manuel.pegourie-gonnard@arm.com>
Date: Tue, 18 Jul 2023 17:58:09 +0200
Subject: [PATCH] Fix KeyType.can_do() for DH+FFDH
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
---
 scripts/mbedtls_dev/crypto_knowledge.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/scripts/mbedtls_dev/crypto_knowledge.py b/scripts/mbedtls_dev/crypto_knowledge.py
index 3230a005d..45d253b9b 100644
--- a/scripts/mbedtls_dev/crypto_knowledge.py
+++ b/scripts/mbedtls_dev/crypto_knowledge.py
@@ -267,6 +267,8 @@ class KeyType:
             if alg.head in {'PURE_EDDSA', 'EDDSA_PREHASH'} and \
                eccc == EllipticCurveCategory.TWISTED_EDWARDS:
                 return True
+        if self.head == 'DH' and alg.head == 'FFDH':
+            return True
         return False