Drop X9.31 support from libtls

The TLS signer isn't exposed in public API (we should finally fix it...)
and it supports X9.31, a standard that has been retired and deprecated for
a very long time. libcrypto will stop supporting it soon, this step is
needed to prepare userland.

ok jsing

1 files changed, 1 insertions, 2 deletions

diff --git a/src/lib/libtls/tls_internal.h b/src/lib/libtls/tls_internal.h
index ca1d96f627..f4c23f64e6 100644
--- a/src/lib/libtls/tls_internal.h
+++ b/src/lib/libtls/tls_internal.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: tls_internal.h,v 1.80 2022/03/24 15:56:34 tb Exp $ */
+/* $OpenBSD: tls_internal.h,v 1.81 2023/04/09 18:26:26 tb Exp $ */
 /*
  * Copyright (c) 2014 Jeremie Courreges-Anglas <jca@openbsd.org>
  * Copyright (c) 2014 Joel Sing <jsing@openbsd.org>
@@ -302,7 +302,6 @@ ECDSA_METHOD *tls_signer_ecdsa_method(void);
 
 #define TLS_PADDING_NONE                        0
 #define TLS_PADDING_RSA_PKCS1                   1
-#define TLS_PADDING_RSA_X9_31                   2
 
 int tls_config_set_sign_cb(struct tls_config *_config, tls_sign_cb _cb,
     void *_cb_arg);