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_new.3 | 165 ----------------------------------------- 1 file changed, 165 deletions(-) delete mode 100644 src/lib/libcrypto/man/BN_new.3 (limited to 'src/lib/libcrypto/man/BN_new.3') diff --git a/src/lib/libcrypto/man/BN_new.3 b/src/lib/libcrypto/man/BN_new.3 deleted file mode 100644 index 088048c622..0000000000 --- a/src/lib/libcrypto/man/BN_new.3 +++ /dev/null @@ -1,165 +0,0 @@ -.\" $OpenBSD: BN_new.3,v 1.31 2023/07/26 20:08:59 tb Exp $ -.\" full merge up to: OpenSSL man3/BN_new 2457c19d Mar 6 08:43:36 2004 +0000 -.\" selective merge up to: man3/BN_new 681acb31 Sep 29 13:10:34 2017 +0200 -.\" full merge up to: OpenSSL man7/bn 05ea606a May 20 20:52:46 2016 -0400 -.\" -.\" This file was written by Ulf Moeller . -.\" Copyright (c) 2000, 2004 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: July 26 2023 $ -.Dt BN_NEW 3 -.Os -.Sh NAME -.Nm BN_new , -.Nm BN_clear , -.Nm BN_free , -.Nm BN_clear_free -.Nd allocate and free BIGNUMs -.Sh SYNOPSIS -.In openssl/bn.h -.Ft BIGNUM * -.Fo BN_new -.Fa void -.Fc -.Ft void -.Fo BN_clear -.Fa "BIGNUM *a" -.Fc -.Ft void -.Fo BN_free -.Fa "BIGNUM *a" -.Fc -.Ft void -.Fo BN_clear_free -.Fa "BIGNUM *a" -.Fc -.Sh DESCRIPTION -The BN library performs arithmetic operations on integers of arbitrary -size. -It was written for use in public key cryptography, such as RSA and -Diffie-Hellman. -.Pp -It uses dynamic memory allocation for storing its data structures. -That means that there is no limit on the size of the numbers manipulated -by these functions, but return values must always be checked in case a -memory allocation error has occurred. -.Pp -The basic object in this library is a -.Vt BIGNUM . -It is used to hold a single large integer. -This type should be considered opaque and fields should not be modified -or accessed directly. -.Pp -.Fn BN_new -allocates and initializes a -.Vt BIGNUM -structure, in particular setting the value to zero and the flags to -.Dv BN_FLG_MALLOCED . -The security-relevant flag -.Dv BN_FLG_CONSTTIME -is not set by default. -.Pp -.Fn BN_clear -is used to destroy sensitive data such as keys when they are no longer -needed. -It erases the memory used by -.Fa a -and sets it to the value 0. -.Pp -.Fn BN_free -frees the components of the -.Vt BIGNUM -and, if it was created by -.Fn BN_new , -also the structure itself. -.Fn BN_clear_free -additionally overwrites the data before the memory is returned to the -system. -If -.Fa a -is a -.Dv NULL -pointer, no action occurs. -.Sh RETURN VALUES -.Fn BN_new -returns a pointer to the -.Vt BIGNUM . -If the allocation fails, it returns -.Dv NULL -and sets an error code that can be obtained by -.Xr ERR_get_error 3 . -.Sh SEE ALSO -.Xr BN_add 3 , -.Xr BN_add_word 3 , -.Xr BN_bn2bin 3 , -.Xr BN_cmp 3 , -.Xr BN_copy 3 , -.Xr BN_CTX_new 3 , -.Xr BN_CTX_start 3 , -.Xr BN_generate_prime 3 , -.Xr BN_get_rfc3526_prime_8192 3 , -.Xr BN_kronecker 3 , -.Xr BN_mod_inverse 3 , -.Xr BN_mod_mul_montgomery 3 , -.Xr BN_mod_sqrt 3 , -.Xr BN_num_bytes 3 , -.Xr BN_rand 3 , -.Xr BN_security_bits 3 , -.Xr BN_set_bit 3 , -.Xr BN_set_flags 3 , -.Xr BN_set_negative 3 , -.Xr BN_swap 3 , -.Xr BN_zero 3 , -.Xr crypto 3 -.Sh HISTORY -.Fn BN_new , -.Fn BN_clear , -.Fn BN_free , -and -.Fn BN_clear_free -first appeared in SSLeay 0.5.1 and have been available since -.Ox 2.4 . -- cgit v1.2.3-55-g6feb