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/EVP_VerifyInit.3 | 205 --------------------------------- 1 file changed, 205 deletions(-) delete mode 100644 src/lib/libcrypto/man/EVP_VerifyInit.3 (limited to 'src/lib/libcrypto/man/EVP_VerifyInit.3') diff --git a/src/lib/libcrypto/man/EVP_VerifyInit.3 b/src/lib/libcrypto/man/EVP_VerifyInit.3 deleted file mode 100644 index 0baadfb9fb..0000000000 --- a/src/lib/libcrypto/man/EVP_VerifyInit.3 +++ /dev/null @@ -1,205 +0,0 @@ -.\" $OpenBSD: EVP_VerifyInit.3,v 1.13 2024/11/08 22:23:35 schwarze Exp $ -.\" full merge up to: OpenSSL 24a535ea Sep 22 13:14:20 2020 +0100 -.\" -.\" This file was written by Dr. Stephen Henson . -.\" Copyright (c) 2000, 2001, 2006, 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: November 8 2024 $ -.Dt EVP_VERIFYINIT 3 -.Os -.Sh NAME -.Nm EVP_VerifyInit_ex , -.Nm EVP_VerifyUpdate , -.Nm EVP_VerifyFinal , -.Nm EVP_VerifyInit -.Nd EVP signature verification functions -.Sh SYNOPSIS -.In openssl/evp.h -.Ft int -.Fo EVP_VerifyInit_ex -.Fa "EVP_MD_CTX *ctx" -.Fa "const EVP_MD *type" -.Fa "ENGINE *engine" -.Fc -.Ft int -.Fo EVP_VerifyUpdate -.Fa "EVP_MD_CTX *ctx" -.Fa "const void *d" -.Fa "unsigned int cnt" -.Fc -.Ft int -.Fo EVP_VerifyFinal -.Fa "EVP_MD_CTX *ctx" -.Fa "unsigned char *sigbuf" -.Fa "unsigned int siglen" -.Fa "EVP_PKEY *pkey" -.Fc -.Ft int -.Fo EVP_VerifyInit -.Fa "EVP_MD_CTX *ctx" -.Fa "const EVP_MD *type" -.Fc -.Sh DESCRIPTION -The EVP signature verification routines are a high-level interface to -digital signatures. -.Pp -.Fn EVP_VerifyInit_ex -sets up the verification context -.Fa ctx -to use the digest -.Fa type . -Before calling this function, obtain -.Fa ctx -from -.Xr EVP_MD_CTX_new 3 -or call -.Xr EVP_MD_CTX_reset 3 -on it. -The -.Fa engine -argument is always ignored and passing -.Dv NULL -is recommended. -.Pp -.Fn EVP_VerifyUpdate -hashes -.Fa cnt -bytes of data at -.Fa d -into the verification context -.Fa ctx . -This function can be called several times on the same -.Fa ctx -to include additional data. -.Pp -.Fn EVP_VerifyFinal -verifies the data in -.Fa ctx -using the public key -.Fa pkey -and against the -.Fa siglen -bytes at -.Fa sigbuf . -.Pp -.Fn EVP_VerifyInit -initializes a verification context -.Fa ctx -to use the default implementation of digest -.Fa type . -.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_VerifyFinal -internally finalizes a copy of the digest context. -This means that calls to -.Fn EVP_VerifyUpdate -and -.Fn EVP_VerifyFinal -can be called later to digest and verify 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. -.Pp -.Fn EVP_VerifyInit_ex , -.Fn EVP_VerifyUpdate , -and -.Fn EVP_VerifyInit -are implemented as macros. -.Sh RETURN VALUES -.Fn EVP_VerifyInit_ex -and -.Fn EVP_VerifyUpdate -return 1 for success and 0 for failure. -.Pp -.Fn EVP_VerifyFinal -returns 1 for a correct signature, 0 for failure, and -1 if some other -error occurred. -.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_SignInit 3 -.Sh HISTORY -.Fn EVP_VerifyInit , -.Fn EVP_VerifyUpdate , -and -.Fn EVP_VerifyFinal -first appeared in SSLeay 0.5.1 and have been available since -.Ox 2.4 . -.Pp -.Fn EVP_VerifyInit_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_VerifyUpdate -could not be made after calling -.Fn EVP_VerifyFinal . -.Pp -Since the public key is passed in the call to -.Xr EVP_SignFinal 3 , -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 -.Xr EVP_SignUpdate 3 . -.Pp -It is not possible to change the signing parameters using these -functions. -.Pp -The previous two bugs are fixed in the newer functions of the -.Xr EVP_DigestVerifyInit 3 -family. -- cgit v1.2.3-55-g6feb