opnsense-src/include/internal/endian.h
Enji Cooper e4520c8bd1 openssl: Vendor import of OpenSSL-3.0.8
Summary:

Release notes can be found at
https://www.openssl.org/news/openssl-3.0-notes.html .

Obtained from:  https://www.openssl.org/source/openssl-3.0.8.tar.gz
Differential Revision:	https://reviews.freebsd.org/D38835

Test Plan:
```
$ git status
On branch vendor/openssl-3.0
nothing to commit, working tree clean
$ (cd ..; fetch http://www.openssl.org/source/openssl-${OSSLVER}.tar.gz http://www.openssl.org/source/openssl-${OSSLVER}.tar.gz.asc)
openssl-3.0.8.tar.gz                                    14 MB 4507 kBps    04s
openssl-3.0.8.tar.gz.asc                               833  B   10 MBps    00s
$ set | egrep '(XLIST|OSSLVER)='
OSSLVER=3.0.8
XLIST=FREEBSD-Xlist
$ gpg --list-keys
/home/ngie/.gnupg/pubring.kbx
-----------------------------
pub   rsa4096 2014-10-04 [SC]
      7953AC1FBC3DC8B3B292393ED5E9E43F7DF9EE8C
uid           [ unknown] Richard Levitte <richard@levitte.org>
uid           [ unknown] Richard Levitte <levitte@lp.se>
uid           [ unknown] Richard Levitte <levitte@openssl.org>
sub   rsa4096 2014-10-04 [E]

$ gpg --verify openssl-${OSSLVER}.tar.gz.asc openssl-${OSSLVER}.tar.gz
gpg: Signature made Tue Feb  7 05:43:55 2023 PST
gpg:                using RSA key 7953AC1FBC3DC8B3B292393ED5E9E43F7DF9EE8C
gpg: Good signature from "Richard Levitte <richard@levitte.org>" [unknown]
gpg:                 aka "Richard Levitte <levitte@lp.se>" [unknown]
gpg:                 aka "Richard Levitte <levitte@openssl.org>" [unknown]
gpg: WARNING: This key is not certified with a trusted signature!
gpg:          There is no indication that the signature belongs to the owner.
Primary key fingerprint: 7953 AC1F BC3D C8B3 B292  393E D5E9 E43F 7DF9 EE8C
$ (cd vendor.checkout/; git status; find . -type f -or -type l | cut -c 3- | sort > ../old)
On branch vendor/openssl-3.0
nothing to commit, working tree clean
$ tar -x -X $XLIST -f ../openssl-${OSSLVER}.tar.gz -C ..
$ rsync --exclude FREEBSD.* --delete -avzz ../openssl-${OSSLVER}/* .
$ cat .git
gitdir: /home/ngie/git/freebsd-src/.git/worktrees/vendor.checkout
$ diff -arq ../openssl-3.0.8  .
Only in .: .git
Only in .: FREEBSD-Xlist
Only in .: FREEBSD-upgrade
$ git status FREEBSD*
On branch vendor/openssl-3.0
nothing to commit, working tree clean
$
```

Reviewers: emaste, jkim

Subscribers: imp, andrew, dab

Differential Revision: https://reviews.freebsd.org/D38835
2023-03-06 12:41:29 -08:00

51 lines
1.8 KiB
C

/*
* Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#ifndef OSSL_INTERNAL_ENDIAN_H
# define OSSL_INTERNAL_ENDIAN_H
# pragma once
/*
* IS_LITTLE_ENDIAN and IS_BIG_ENDIAN can be used to detect the endiannes
* at compile time. To use it, DECLARE_IS_ENDIAN must be used to declare
* a variable.
*
* L_ENDIAN and B_ENDIAN can be used at preprocessor time. They can be set
* in the configarion using the lib_cppflags variable. If neither is
* set, it will fall back to code works with either endianness.
*/
# if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__)
# define DECLARE_IS_ENDIAN const int ossl_is_little_endian = __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
# define IS_LITTLE_ENDIAN (ossl_is_little_endian)
# define IS_BIG_ENDIAN (!ossl_is_little_endian)
# if defined(L_ENDIAN) && (__BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__)
# error "L_ENDIAN defined on a big endian machine"
# endif
# if defined(B_ENDIAN) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
# error "B_ENDIAN defined on a little endian machine"
# endif
# if !defined(L_ENDIAN) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)
# define L_ENDIAN
# endif
# if !defined(B_ENDIAN) && (__BYTE_ORDER__ != __ORDER_LITTLE_ENDIAN__)
# define B_ENDIAN
# endif
# else
# define DECLARE_IS_ENDIAN \
const union { \
long one; \
char little; \
} ossl_is_endian = { 1 }
# define IS_LITTLE_ENDIAN (ossl_is_endian.little != 0)
# define IS_BIG_ENDIAN (ossl_is_endian.little == 0)
# endif
#endif