From 9b1b99bbcc3876594d79bf14c8388c644db62f91 Mon Sep 17 00:00:00 2001 From: schwarze <> Date: Thu, 24 Nov 2016 00:20:36 +0000 Subject: Add Copyright and license. Pull in some more information about RETURN VALUES from OpenSSL. --- src/lib/libcrypto/man/EVP_BytesToKey.3 | 62 ++++++++++++++++++++++++++++++++-- 1 file changed, 59 insertions(+), 3 deletions(-) (limited to 'src/lib') diff --git a/src/lib/libcrypto/man/EVP_BytesToKey.3 b/src/lib/libcrypto/man/EVP_BytesToKey.3 index d2950e0894..b7656481db 100644 --- a/src/lib/libcrypto/man/EVP_BytesToKey.3 +++ b/src/lib/libcrypto/man/EVP_BytesToKey.3 @@ -1,6 +1,55 @@ -.\" $OpenBSD: EVP_BytesToKey.3,v 1.4 2016/11/21 22:19:15 jmc Exp $ +.\" $OpenBSD: EVP_BytesToKey.3,v 1.5 2016/11/24 00:20:36 schwarze Exp $ +.\" OpenSSL b97fdb57 Nov 11 09:33:09 2016 +0100 .\" -.Dd $Mdocdate: November 21 2016 $ +.\" This file was written by Dr. Stephen Henson . +.\" Copyright (c) 2001, 2011, 2013, 2014, 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: November 24 2016 $ .Dt EVP_BYTESTOKEY 3 .Os .Sh NAME @@ -75,8 +124,15 @@ HASH(HASH(data)) and so on. The initial bytes are used for the key and the subsequent bytes for the IV. .Sh RETURN VALUES +If +.Fa data +is +.Dv NULL , +.Fn EVP_BytesToKey +returns the number of bytes needed to store the derived key. +Otherwise, .Fn EVP_BytesToKey -returns the size of the derived key in bytes. +returns the size of the derived key in bytes or 0 on error. .Sh SEE ALSO .Xr evp 3 , .Xr EVP_EncryptInit 3 , -- cgit v1.2.3-55-g6feb