1.\" $OpenBSD: X509_STORE_set_verify_cb_func.3,v 1.8 2018/03/27 17:35:50 schwarze Exp $ 2.\" OpenSSL 05ea606a May 20 20:52:46 2016 -0400 3.\" 4.\" This file was written by Dr. Stephen Henson <steve@openssl.org>. 5.\" Copyright (c) 2009 The OpenSSL Project. All rights reserved. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 11.\" 1. Redistributions of source code must retain the above copyright 12.\" notice, this list of conditions and the following disclaimer. 13.\" 14.\" 2. Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in 16.\" the documentation and/or other materials provided with the 17.\" distribution. 18.\" 19.\" 3. All advertising materials mentioning features or use of this 20.\" software must display the following acknowledgment: 21.\" "This product includes software developed by the OpenSSL Project 22.\" for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 23.\" 24.\" 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 25.\" endorse or promote products derived from this software without 26.\" prior written permission. For written permission, please contact 27.\" openssl-core@openssl.org. 28.\" 29.\" 5. Products derived from this software may not be called "OpenSSL" 30.\" nor may "OpenSSL" appear in their names without prior written 31.\" permission of the OpenSSL Project. 32.\" 33.\" 6. Redistributions of any form whatsoever must retain the following 34.\" acknowledgment: 35.\" "This product includes software developed by the OpenSSL Project 36.\" for use in the OpenSSL Toolkit (http://www.openssl.org/)" 37.\" 38.\" THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 39.\" EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 40.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 41.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 42.\" ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 43.\" SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 44.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 45.\" LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 46.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 47.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 48.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 49.\" OF THE POSSIBILITY OF SUCH DAMAGE. 50.\" 51.Dd $Mdocdate: March 27 2018 $ 52.Dt X509_STORE_SET_VERIFY_CB_FUNC 3 53.Os 54.Sh NAME 55.Nm X509_STORE_set_verify_cb , 56.Nm X509_STORE_set_verify_cb_func 57.Nd set verification callback 58.Sh SYNOPSIS 59.In openssl/x509_vfy.h 60.Ft void 61.Fo X509_STORE_set_verify_cb 62.Fa "X509_STORE *st" 63.Fa "int (*verify_cb)(int ok, X509_STORE_CTX *ctx)" 64.Fc 65.Ft void 66.Fo X509_STORE_set_verify_cb_func 67.Fa "X509_STORE *st" 68.Fa "int (*verify_cb)(int ok, X509_STORE_CTX *ctx)" 69.Fc 70.Sh DESCRIPTION 71.Fn X509_STORE_set_verify_cb 72sets the verification callback of 73.Sy ctx 74to 75.Sy verify_cb , 76overwriting any existing callback. 77.Pp 78.Fn X509_STORE_set_verify_cb_func 79also sets the verification callback but it is implemented as a macro. 80.Pp 81The verification callback from an 82.Vt X509_STORE 83is inherited by the corresponding 84.Vt X509_STORE_CTX 85structure when it is initialized. 86This can be used to set the verification callback when the 87.Vt X509_STORE_CTX 88is otherwise inaccessible (for example during S/MIME verification). 89.Sh RETURN VALUES 90.Fn X509_STORE_set_verify_cb 91and 92.Fn X509_STORE_set_verify_cb_func 93do not return a value. 94.Sh SEE ALSO 95.Xr X509_STORE_CTX_set_verify_cb 3 , 96.Xr X509_STORE_new 3 97.Sh HISTORY 98.Fn X509_STORE_set_verify_cb_func 99first appeared in SSLeay 0.8.0 and has been available since 100.Ox 2.4 . 101.Pp 102.Fn X509_STORE_set_verify_cb 103first appeared in OpenSSL 1.0.0 and has been available since 104.Ox 4.9 . 105.Sh BUGS 106The macro version of this function was the only one available before 107OpenSSL 1.0.0. 108