Make internal header file names consistent

Libcrypto currently has a mess of *_lcl.h, *_locl.h, and *_local.h names
used for internal headers. Move all these headers we inherited from
OpenSSL to *_local.h, reserving the name *_internal.h for our own code.
Similarly, move dtls_locl.h and ssl_locl.h to dtls_local and ssl_local.h.
constant_time_locl.h is moved to constant_time.h since it's special.

Adjust all .c files in libcrypto, libssl and regress.

The diff is mechanical with the exception of tls13_quic.c, where
#include <ssl_locl.h> was fixed manually.

discussed with jsing,
no objection bcook

1 files changed, 2 insertions, 2 deletions

diff --git a/src/lib/libcrypto/gost/streebog.c b/src/lib/libcrypto/gost/streebog.c
index b237a2c500..2785fca619 100644
--- a/src/lib/libcrypto/gost/streebog.c
+++ b/src/lib/libcrypto/gost/streebog.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: streebog.c,v 1.7 2021/11/09 18:40:21 bcook Exp $ */
+/* $OpenBSD: streebog.c,v 1.8 2022/11/26 16:08:53 tb Exp $ */
 /*
  * Copyright (c) 2014 Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
  * Copyright (c) 2005-2006 Cryptocom LTD
@@ -60,7 +60,7 @@
 #include <openssl/objects.h>
 #include <openssl/gost.h>
 
-#include "gost_locl.h"
+#include "gost_local.h"
 
 static const STREEBOG_LONG64 A_PI_table[8][256] = {
         { /* 0 */