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, 3 insertions, 3 deletions

diff --git a/src/lib/libcrypto/evp/evp_pkey.c b/src/lib/libcrypto/evp/evp_pkey.c
index 3ba0e1dd51..d2fbdee46c 100644
--- a/src/lib/libcrypto/evp/evp_pkey.c
+++ b/src/lib/libcrypto/evp/evp_pkey.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: evp_pkey.c,v 1.24 2021/12/12 21:30:13 tb Exp $ */
+/* $OpenBSD: evp_pkey.c,v 1.25 2022/11/26 16:08:52 tb Exp $ */
 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project 1999.
  */
@@ -62,8 +62,8 @@
 #include <openssl/err.h>
 #include <openssl/x509.h>
 
-#include "asn1_locl.h"
-#include "evp_locl.h"
+#include "asn1_local.h"
+#include "evp_local.h"
 
 /* Extract a private key from a PKCS8 structure */