pubkey.c: Support the `ed2559ctx' signature scheme from RFC8032.

Main difference is the addition of a personalization string.

In the wrapper classes, forward unknown keyword arguments on to the
underlying implementation.

diff --git a/catacomb.c b/catacomb.c
index 9c83c9dbe29877bd1b7654123f4362122ee9da36..9e3b9cb46fc8d29c0622c3e8b63df3282eefbda0 100644 (file)
--- a/catacomb.c
+++ b/catacomb.c
@@ -48,6 +48,7 @@ static const struct nameval consts[] = {
   C(X25519_KEYSZ), C(X25519_PUBSZ), C(X25519_OUTSZ),
   C(X448_KEYSZ), C(X448_PUBSZ), C(X448_OUTSZ),
   C(ED25519_KEYSZ), C(ED25519_PUBSZ), C(ED25519_SIGSZ),
+    C(ED25519_MAXPERSOSZ),
 #define ENTRY(tag, val, str) C(KERR_##tag),
   KEY_ERRORS(ENTRY)
 #undef ENTRY