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

Author: tb

src/lib/libcrypto/aes/aes_core.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: aes_core.c,v 1.13 2015/11/05 21:59:13 miod Exp $ */
+/* $OpenBSD: aes_core.c,v 1.14 2022/11/26 16:08:50 tb Exp $ */
 /**
  * rijndael-alg-fst.c
  *
@@ -36,7 +36,7 @@
 
 #include <stdlib.h>
 #include <openssl/aes.h>
-#include "aes_locl.h"
+#include "aes_local.h"
 
 #ifndef AES_ASM
 /*

src/lib/libcrypto/aes/aes_ecb.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: aes_ecb.c,v 1.6 2015/02/10 09:46:30 miod Exp $ */
+/* $OpenBSD: aes_ecb.c,v 1.7 2022/11/26 16:08:50 tb Exp $ */
 /* ====================================================================
  * Copyright (c) 1998-2002 The OpenSSL Project.  All rights reserved.
  *
@@ -56,7 +56,7 @@
 #endif
 
 #include <openssl/aes.h>
-#include "aes_locl.h"
+#include "aes_local.h"
 
 void
 AES_ecb_encrypt(const unsigned char *in, unsigned char *out,

src/lib/libcrypto/aes/aes_ige.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: aes_ige.c,v 1.8 2022/01/22 00:43:41 inoguchi Exp $ */
+/* $OpenBSD: aes_ige.c,v 1.9 2022/11/26 16:08:50 tb Exp $ */
 /* ====================================================================
  * Copyright (c) 2006 The OpenSSL Project.  All rights reserved.
  *
@@ -52,7 +52,7 @@
 #include <openssl/aes.h>
 #include <openssl/crypto.h>
 
-#include "aes_locl.h"
+#include "aes_local.h"
 
 #define N_WORDS (AES_BLOCK_SIZE / sizeof(unsigned long))
 typedef struct {

src/lib/libcrypto/aes/aes_locl.h renamed to src/lib/libcrypto/aes/aes_local.h

@@ -1,4 +1,4 @@
-/* $OpenBSD: aes_locl.h,v 1.11 2016/12/21 15:49:29 jsing Exp $ */
+/* $OpenBSD: aes_local.h,v 1.1 2022/11/26 16:08:50 tb Exp $ */
 /* ====================================================================
  * Copyright (c) 1998-2002 The OpenSSL Project.  All rights reserved.
  *

src/lib/libcrypto/aes/aes_misc.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: aes_misc.c,v 1.10 2014/07/09 11:10:50 bcook Exp $ */
+/* $OpenBSD: aes_misc.c,v 1.11 2022/11/26 16:08:50 tb Exp $ */
 /* ====================================================================
  * Copyright (c) 1998-2002 The OpenSSL Project.  All rights reserved.
  *
@@ -52,7 +52,7 @@
 #include <openssl/opensslv.h>
 #include <openssl/crypto.h>
 #include <openssl/aes.h>
-#include "aes_locl.h"
+#include "aes_local.h"
 
 const char *
 AES_options(void)

src/lib/libcrypto/aes/aes_x86core.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: aes_x86core.c,v 1.9 2018/04/03 21:59:37 tb Exp $ */
+/* $OpenBSD: aes_x86core.c,v 1.10 2022/11/26 16:08:50 tb Exp $ */
 /**
  * rijndael-alg-fst.c
  *
@@ -43,7 +43,7 @@
 
 #include <stdlib.h>
 #include <openssl/aes.h>
-#include "aes_locl.h"
+#include "aes_local.h"
 
 /*
  * These two parameters control which table, 256-byte or 2KB, is

src/lib/libcrypto/asn1/a_enum.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: a_enum.c,v 1.27 2022/09/03 18:45:51 jsing Exp $ */
+/* $OpenBSD: a_enum.c,v 1.28 2022/11/26 16:08:50 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -65,7 +65,7 @@
 #include <openssl/buffer.h>
 #include <openssl/err.h>
 
-#include "asn1_locl.h"
+#include "asn1_local.h"
 #include "bytestring.h"
 
 /*

src/lib/libcrypto/asn1/a_mbstr.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: a_mbstr.c,v 1.24 2021/12/25 13:17:48 jsing Exp $ */
+/* $OpenBSD: a_mbstr.c,v 1.25 2022/11/26 16:08:50 tb Exp $ */
 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project 1999.
  */
@@ -63,7 +63,7 @@
 #include <openssl/asn1.h>
 #include <openssl/err.h>
 
-#include "asn1_locl.h"
+#include "asn1_local.h"
 
 static int traverse_string(const unsigned char *p, int len, int inform,
     int (*rfunc)(unsigned long value, void *in), void *arg);

src/lib/libcrypto/asn1/a_object.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: a_object.c,v 1.48 2022/05/13 16:32:10 tb Exp $ */
+/* $OpenBSD: a_object.c,v 1.49 2022/11/26 16:08:50 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -66,7 +66,7 @@
 #include <openssl/buffer.h>
 #include <openssl/objects.h>
 
-#include "asn1_locl.h"
+#include "asn1_local.h"
 
 const ASN1_ITEM ASN1_OBJECT_it = {
 	.itype = ASN1_ITYPE_PRIMITIVE,

src/lib/libcrypto/asn1/a_pkey.c

@@ -1,4 +1,4 @@
-/* $OpenBSD: a_pkey.c,v 1.3 2021/12/25 13:17:48 jsing Exp $ */
+/* $OpenBSD: a_pkey.c,v 1.4 2022/11/26 16:08:50 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -71,8 +71,8 @@
 #include <openssl/engine.h>
 #endif
 
-#include "asn1_locl.h"
-#include "evp_locl.h"
+#include "asn1_local.h"
+#include "evp_local.h"
 
 EVP_PKEY *
 d2i_PrivateKey(int type, EVP_PKEY **a, const unsigned char **pp, long length)