1.\" $OpenBSD: BIO_get_ex_new_index.3,v 1.3 2017/01/06 20:35:23 schwarze Exp $ 2.\" OpenSSL b97fdb57 Nov 11 09:33:09 2016 +0100 3.\" 4.\" This file was written by Rich Salz <rsalz@akamai.com>. 5.\" Copyright (c) 2015, 2016 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: January 6 2017 $ 52.Dt BIO_GET_EX_NEW_INDEX 3 53.Os 54.Sh NAME 55.Nm BIO_get_ex_new_index , 56.Nm BIO_set_ex_data , 57.Nm BIO_get_ex_data , 58.Nm ENGINE_get_ex_new_index , 59.Nm ENGINE_set_ex_data , 60.Nm ENGINE_get_ex_data , 61.Nm UI_get_ex_new_index , 62.Nm UI_set_ex_data , 63.Nm UI_get_ex_data , 64.Nm X509_get_ex_new_index , 65.Nm X509_set_ex_data , 66.Nm X509_get_ex_data , 67.Nm ECDH_get_ex_new_index , 68.Nm ECDH_set_ex_data , 69.Nm ECDH_get_ex_data , 70.Nm ECDSA_get_ex_new_index , 71.Nm ECDSA_set_ex_data , 72.Nm ECDSA_get_ex_data 73.Nd application-specific data 74.Sh SYNOPSIS 75.In openssl/x509.h 76.Ft int 77.Fo TYPE_get_ex_new_index 78.Fa "long argl" 79.Fa "void *argp" 80.Fa "CRYPTO_EX_new *new_func" 81.Fa "CRYPTO_EX_dup *dup_func" 82.Fa "CRYPTO_EX_free *free_func" 83.Fc 84.Ft int 85.Fo TYPE_set_ex_data 86.Fa "TYPE *d" 87.Fa "int idx" 88.Fa "void *arg" 89.Fc 90.Ft void * 91.Fo TYPE_get_ex_data 92.Fa "TYPE *d" 93.Fa "int idx" 94.Fc 95.Sh DESCRIPTION 96In the description here, 97.Vt TYPE 98is used a placeholder for any of the OpenSSL datatypes listed in 99.Xr CRYPTO_get_ex_new_index 3 . 100.Pp 101These functions handle application-specific data for OpenSSL data 102structures. 103.Pp 104.Fn TYPE_get_ex_new_index 105is a macro that calls 106.Xr CRYPTO_get_ex_new_index 3 107with the correct index value. 108.Pp 109.Fn TYPE_set_ex_data 110is a function that calls 111.Xr CRYPTO_set_ex_data 3 112with an offset into the opaque exdata part of the 113.Vt TYPE 114object. 115.Pp 116.Fn TYPE_get_ex_data 117is a function that calls 118.Xr CRYPTO_get_ex_data 3 119with an offset into the opaque exdata part of the 120.Vt TYPE 121object. 122.Sh SEE ALSO 123.Xr CRYPTO_get_ex_new_index 3 , 124.Xr RSA_get_ex_new_index 3 125