1 files changed, 43 insertions, 26 deletions

diff --git a/src/lib/libcrypto/man/OpenSSL_add_all_algorithms.3 b/src/lib/libcrypto/man/OpenSSL_add_all_algorithms.3
index 88ecef9768..68d8799bd4 100644
--- a/src/lib/libcrypto/man/OpenSSL_add_all_algorithms.3
+++ b/src/lib/libcrypto/man/OpenSSL_add_all_algorithms.3
@@ -1,7 +1,24 @@
-.\" $OpenBSD: OpenSSL_add_all_algorithms.3,v 1.16 2024/03/04 19:04:47 tb Exp $
+.\" $OpenBSD: OpenSSL_add_all_algorithms.3,v 1.19 2025/06/12 15:59:30 schwarze Exp $
 .\" full merge up to: OpenSSL b3696a55 Sep 2 09:35:50 2017 -0400
 .\"
-.\" This file was written by Dr. Stephen Henson <steve@openssl.org>.
+.\" This file is a derived work.
+.\" The changes are covered by the following Copyright and license:
+.\"
+.\" Copyright (c) 2018, 2019, 2023, 2025 Ingo Schwarze <schwarze@openbsd.org>
+.\"
+.\" Permission to use, copy, modify, and distribute this software for any
+.\" purpose with or without fee is hereby granted, provided that the above
+.\" copyright notice and this permission notice appear in all copies.
+.\"
+.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+.\"
+.\" The original file was written by Dr. Stephen Henson <steve@openssl.org>.
 .\" Copyright (c) 2000, 2003, 2013 The OpenSSL Project.  All rights reserved.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
@@ -48,7 +65,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 .\" OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: March 4 2024 $
+.Dd $Mdocdate: June 12 2025 $
 .Dt OPENSSL_ADD_ALL_ALGORITHMS 3
 .Os
 .Sh NAME
@@ -64,6 +81,7 @@
 .\" because they are unused aliases.
 .Nd add algorithms to internal table
 .Sh SYNOPSIS
+.Lb libcrypto
 .In openssl/evp.h
 .Ft void
 .Fn OpenSSL_add_all_algorithms void
@@ -79,40 +97,43 @@
 These functions are deprecated.
 It is never useful for any application program
 to call any of them explicitly.
-The library automatically calls them internally whenever needed.
+Most of them have no effect except that they may or may not call
+.Xr OPENSSL_init_crypto 3 .
 .Pp
-OpenSSL keeps an internal table of digest algorithms and ciphers.
-It uses this table to look up ciphers via functions such as
-.Xr EVP_get_cipherbyname 3 .
+The library contains internal tables of digest algorithms and ciphers.
+It uses these tables to look up digests and ciphers via
+.Xr EVP_get_digestbyname 3
+and
+.Xr EVP_get_cipherbyname 3 ,
+respectively.
+In LibreSSL, these tables are static constants and do not require
+initialization.
 .Pp
 .Fn OpenSSL_add_all_algorithms
-adds all algorithms to the table (digests and ciphers).
+used to add all digests and ciphers to the tables.
 If an application is compiled with the preprocessor symbol
 .Dv OPENSSL_LOAD_CONF
-#define'd, it also calls
+defined, it also calls
 .Xr OPENSSL_config 3
 with a
 .Dv NULL
 argument, loading the default configuration file.
+Relying on this behaviour is not recommended.
+If loading a configuration file is desired, call
+.Xr OPENSSL_config 3
+or
+.Xr CONF_modules_load_file 3
+directly.
 .Pp
 .Fn OpenSSL_add_all_digests
-adds all digest algorithms to the table.
+used to add all digest algorithms to the table.
 .Pp
 .Fn OpenSSL_add_all_ciphers
-adds all encryption algorithms to the table including password based
-encryption algorithms.
-.Pp
-If any of the above functions is called more than once,
-only the first call has an effect.
+used to add all encryption algorithms to the table.
 .Pp
 .Fn EVP_cleanup
-removes all ciphers and digests from the table and also calls
-.Xr OBJ_NAME_cleanup 3
-with an argument of \-1 ,
-thus resetting the global associative array of names
-and all signature algorithm definitions to their default states,
-removing all application-defined types, key-value pairs, and aliases,
-including any that are unrelated to the EVP library.
+has no effect; it used to remove various kinds of application-supplied
+data that is no longer supported in the first place.
 .Pp
 .Fn SSLeay_add_all_algorithms
 is a deprecated alias for
@@ -126,8 +147,6 @@ are implemented as macros.
 .Xr evp 3 ,
 .Xr EVP_DigestInit 3 ,
 .Xr EVP_EncryptInit 3 ,
-.Xr OBJ_cleanup 3 ,
-.Xr OBJ_NAME_add 3 ,
 .Xr OPENSSL_config 3
 .Sh HISTORY
 .Fn EVP_cleanup ,
@@ -148,5 +167,3 @@ first appeared in OpenSSL 0.9.5 and have been available since
 .Sh BUGS
 Although the functions do not return error codes, it is possible for them
 to fail.
-This will only happen as a result of a memory allocation failure so this
-is not too much of a problem in practice.