From eb8dd9dca1228af0cd132f515509051ecfabf6f6 Mon Sep 17 00:00:00 2001 From: cvs2svn Date: Mon, 14 Apr 2025 17:32:06 +0000 Subject: This commit was manufactured by cvs2git to create tag 'tb_20250414'. --- src/lib/libcrypto/man/BN_copy.3 | 165 ---------------------------------------- 1 file changed, 165 deletions(-) delete mode 100644 src/lib/libcrypto/man/BN_copy.3 (limited to 'src/lib/libcrypto/man/BN_copy.3') diff --git a/src/lib/libcrypto/man/BN_copy.3 b/src/lib/libcrypto/man/BN_copy.3 deleted file mode 100644 index 383255e382..0000000000 --- a/src/lib/libcrypto/man/BN_copy.3 +++ /dev/null @@ -1,165 +0,0 @@ -.\" $OpenBSD: BN_copy.3,v 1.10 2021/12/06 19:45:27 schwarze Exp $ -.\" OpenSSL b97fdb57 Nov 11 09:33:09 2016 +0100 -.\" -.\" This file was written by Ulf Moeller -.\" and Matt Caswell . -.\" Copyright (c) 2000, 2015 The OpenSSL Project. All rights reserved. -.\" -.\" Redistribution and use in source and binary forms, with or without -.\" modification, are permitted provided that the following conditions -.\" are met: -.\" -.\" 1. Redistributions of source code must retain the above copyright -.\" notice, this list of conditions and the following disclaimer. -.\" -.\" 2. Redistributions in binary form must reproduce the above copyright -.\" notice, this list of conditions and the following disclaimer in -.\" the documentation and/or other materials provided with the -.\" distribution. -.\" -.\" 3. All advertising materials mentioning features or use of this -.\" software must display the following acknowledgment: -.\" "This product includes software developed by the OpenSSL Project -.\" for use in the OpenSSL Toolkit. (http://www.openssl.org/)" -.\" -.\" 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to -.\" endorse or promote products derived from this software without -.\" prior written permission. For written permission, please contact -.\" openssl-core@openssl.org. -.\" -.\" 5. Products derived from this software may not be called "OpenSSL" -.\" nor may "OpenSSL" appear in their names without prior written -.\" permission of the OpenSSL Project. -.\" -.\" 6. Redistributions of any form whatsoever must retain the following -.\" acknowledgment: -.\" "This product includes software developed by the OpenSSL Project -.\" for use in the OpenSSL Toolkit (http://www.openssl.org/)" -.\" -.\" THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY -.\" EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR -.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR -.\" ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -.\" SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT -.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -.\" LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) -.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, -.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) -.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED -.\" OF THE POSSIBILITY OF SUCH DAMAGE. -.\" -.Dd $Mdocdate: December 6 2021 $ -.Dt BN_COPY 3 -.Os -.Sh NAME -.Nm BN_copy , -.Nm BN_dup , -.Nm BN_with_flags -.Nd copy BIGNUMs -.Sh SYNOPSIS -.In openssl/bn.h -.Ft BIGNUM * -.Fo BN_copy -.Fa "BIGNUM *to" -.Fa "const BIGNUM *from" -.Fc -.Ft BIGNUM * -.Fo BN_dup -.Fa "const BIGNUM *from" -.Fc -.Ft void -.Fo BN_with_flags -.Fa "BIGNUM *dest" -.Fa "const BIGNUM *b" -.Fa "int flags" -.Fc -.Sh DESCRIPTION -.Fn BN_copy -copies -.Fa from -to -.Fa to . -.Pp -.Fn BN_dup -creates a new -.Vt BIGNUM -containing the value -.Fa from . -.Pp -.Fn BN_with_flags -creates a -.Em temporary -shallow copy of -.Fa b -in -.Fa dest . -It places significant restrictions on the copied data. -Applications that do not adhere to these restrictions -may encounter unexpected side effects or crashes. -For that reason, use of this function is discouraged. -.Pp -Any flags provided in -.Fa flags -will be set in -.Fa dest -in addition to any flags already set in -.Fa b . -For example, this can be used to create a temporary copy of a -.Vt BIGNUM -with the -.Dv BN_FLG_CONSTTIME -flag set for constant time operations. -.Pp -The temporary copy in -.Fa dest -will share some internal state with -.Fa b . -For this reason, the following restrictions apply to the use of -.Fa dest : -.Bl -bullet -.It -.Fa dest -should be a newly allocated -.Vt BIGNUM -obtained via a call to -.Xr BN_new 3 . -It should not have been used for other purposes or initialised in any way. -.It -.Fa dest -must only be used in "read-only" operations, i.e. typically those -functions where the relevant parameter is declared "const". -.It -.Fa dest -must be used and freed before any further subsequent use of -.Fa b . -.El -.Sh RETURN VALUES -.Fn BN_copy -returns -.Fa to -on success or -.Dv NULL -on error. -.Fn BN_dup -returns the new -.Vt BIGNUM -or -.Dv NULL -on error. -The error codes can be obtained by -.Xr ERR_get_error 3 . -.Sh SEE ALSO -.Xr BN_new 3 , -.Xr BN_set_flags 3 -.Sh HISTORY -.Fn BN_copy -and -.Fn BN_dup -first appeared in SSLeay 0.5.1 and have been available since -.Ox 2.4 . -.Pp -.Fn BN_with_flags -first appeared in OpenSSL 0.9.7h and 0.9.8a -and has been available since -.Ox 4.0 . -- cgit v1.2.3-55-g6feb