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/regress/lib/libssl/unit/tls_prf.c b/src/regress/lib/libssl/unit/tls_prf.c
index bf0de1f044..a22d0e70d0 100644
--- a/src/regress/lib/libssl/unit/tls_prf.c
+++ b/src/regress/lib/libssl/unit/tls_prf.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: tls_prf.c,v 1.7 2022/06/10 22:00:15 tb Exp $ */
+/* $OpenBSD: tls_prf.c,v 1.8 2022/11/26 16:08:57 tb Exp $ */
 /*
  * Copyright (c) 2017 Joel Sing <jsing@openbsd.org>
  *
@@ -17,7 +17,7 @@
 
 #include <err.h>
 
-#include "ssl_locl.h"
+#include "ssl_local.h"
 
 int tls1_PRF(SSL *s, const unsigned char *secret, size_t secret_len,
     const void *seed1, size_t seed1_len, const void *seed2, size_t seed2_len,