From d56c8fa8260d226f98b26f017b45b9c2b135f38d Mon Sep 17 00:00:00 2001 From: cvs2svn Date: Wed, 18 Aug 2021 16:06:57 +0000 Subject: This commit was manufactured by cvs2git to create tag 'tb_20210818'. --- src/lib/libcrypto/man/EVP_SignInit.3 | 229 ----------------------------------- 1 file changed, 229 deletions(-) delete mode 100644 src/lib/libcrypto/man/EVP_SignInit.3 (limited to 'src/lib/libcrypto/man/EVP_SignInit.3') diff --git a/src/lib/libcrypto/man/EVP_SignInit.3 b/src/lib/libcrypto/man/EVP_SignInit.3 deleted file mode 100644 index a53d059b46..0000000000 --- a/src/lib/libcrypto/man/EVP_SignInit.3 +++ /dev/null @@ -1,229 +0,0 @@ -.\" $OpenBSD: EVP_SignInit.3,v 1.14 2019/06/10 14:58:48 schwarze Exp $ -.\" full merge up to: OpenSSL b97fdb57 Nov 11 09:33:09 2016 +0100 -.\" selective merge up to: OpenSSL 79b49fb0 Mar 20 10:03:10 2018 +1000 -.\" -.\" This file was written by Dr. Stephen Henson . -.\" Copyright (c) 2000-2002, 2005, 2006, 2014-2016 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: June 10 2019 $ -.Dt EVP_SIGNINIT 3 -.Os -.Sh NAME -.Nm EVP_SignInit_ex , -.Nm EVP_SignUpdate , -.Nm EVP_SignFinal , -.Nm EVP_SignInit , -.Nm EVP_PKEY_size , -.Nm EVP_PKEY_bits -.Nd EVP signing functions -.Sh SYNOPSIS -.In openssl/evp.h -.Ft int -.Fo EVP_SignInit_ex -.Fa "EVP_MD_CTX *ctx" -.Fa "const EVP_MD *type" -.Fa "ENGINE *impl" -.Fc -.Ft int -.Fo EVP_SignUpdate -.Fa "EVP_MD_CTX *ctx" -.Fa "const void *d" -.Fa "unsigned int cnt" -.Fc -.Ft int -.Fo EVP_SignFinal -.Fa "EVP_MD_CTX *ctx" -.Fa "unsigned char *sig" -.Fa "unsigned int *s" -.Fa "EVP_PKEY *pkey" -.Fc -.Ft void -.Fo EVP_SignInit -.Fa "EVP_MD_CTX *ctx" -.Fa "const EVP_MD *type" -.Fc -.Ft int -.Fo EVP_PKEY_size -.Fa "const EVP_PKEY *pkey" -.Fc -.Ft int -.Fo EVP_PKEY_bits -.Fa "const EVP_PKEY *pkey" -.Fc -.Sh DESCRIPTION -The EVP signature routines are a high level interface to digital -signatures. -.Pp -.Fn EVP_SignInit_ex -sets up a signing context -.Fa ctx -to use the digest -.Fa type -from -.Vt ENGINE -.Fa impl . -.Fa ctx -must be initialized with -.Xr EVP_MD_CTX_init 3 -before calling this function. -.Pp -.Fn EVP_SignUpdate -hashes -.Fa cnt -bytes of data at -.Fa d -into the signature context -.Fa ctx . -This function can be called several times on the same -.Fa ctx -to include additional data. -.Pp -.Fn EVP_SignFinal -signs the data in -.Fa ctx -using the private key -.Fa pkey -and places the signature in -.Fa sig . -.Fa sig -must be at least -.Fn EVP_PKEY_size pkey -bytes in size. -.Fa s -is an OUT parameter, and not used as an IN parameter. -The number of bytes of data written (i.e.\& -the length of the signature) will be written to the integer at -.Fa s . -At most -.Fn EVP_PKEY_size pkey -bytes will be written. -.Pp -.Fn EVP_SignInit -initializes a signing context -.Fa ctx -to use the default implementation of digest -.Fa type . -.Pp -.Fn EVP_PKEY_size -returns the maximum size of a signature in bytes. -The actual signature returned by -.Fn EVP_SignFinal -may be smaller. -.Pp -The EVP interface to digital signatures should almost always be -used in preference to the low level interfaces. -This is because the code then becomes transparent to the algorithm used -and much more flexible. -.Pp -The call to -.Fn EVP_SignFinal -internally finalizes a copy of the digest context. -This means that calls to -.Fn EVP_SignUpdate -and -.Fn EVP_SignFinal -can be called later to digest and sign additional data. -.Pp -Since only a copy of the digest context is ever finalized, the context -must be cleaned up after use by calling -.Xr EVP_MD_CTX_free 3 -or a memory leak will occur. -.Sh RETURN VALUES -.Fn EVP_SignInit_ex , -.Fn EVP_SignUpdate , -and -.Fn EVP_SignFinal -return 1 for success and 0 for failure. -.Pp -.Fn EVP_PKEY_size -returns the maximum size of a signature in bytes. -.Pp -.Fn EVP_PKEY_bits -returns the number of significant bits in the key -or 0 if an error occurs. -.Pp -The error codes can be obtained by -.Xr ERR_get_error 3 . -.Sh SEE ALSO -.Xr evp 3 , -.Xr EVP_DigestInit 3 , -.Xr EVP_PKEY_asn1_set_public 3 , -.Xr EVP_VerifyInit 3 -.Sh HISTORY -.Fn EVP_SignInit , -.Fn EVP_SignUpdate , -and -.Fn EVP_SignFinal -first appeared in SSLeay 0.5.1. -.Fn EVP_PKEY_size -first appeared in SSLeay 0.6.0. -.Fn EVP_PKEY_bits -first appeared in SSLeay 0.9.0. -These functions have been available since -.Ox 2.4 . -.Pp -.Fn EVP_SignInit_ex -first appeared in OpenSSL 0.9.7 and has been available since -.Ox 3.2 . -.Sh BUGS -Older versions of this documentation wrongly stated that calls to -.Fn EVP_SignUpdate -could not be made after calling -.Fn EVP_SignFinal . -.Pp -Since the private key is passed in the call to -.Fn EVP_SignFinal -any error relating to the private key (for example an unsuitable key and -digest combination) will not be indicated until after potentially large -amounts of data have been passed through -.Fn EVP_SignUpdate . -.Pp -It is not possible to change the signing parameters using these -function. -.Pp -The previous two bugs are fixed in the newer EVP_DigestSign* function. -- cgit v1.2.3-55-g6feb