libdigidocpp
OpenSSLHelpers.h
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1 /*
2  * libdigidocpp
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  *
18  */
19 
20 #pragma once
21 
22 #include <openssl/x509.h>
23 
24 #define DECLARE_OPENSSL_RELEASE_STRUCT(type) \
25 struct type##_scope \
26 { \
27  type** p; \
28  type##_scope(type** p) { this->p = p; } \
29  ~type##_scope() { if(p && *p) { type##_free(*p); *p = NULL; } } \
30 };
31 
33 {
34  STACK_OF(X509)** p;
35  X509Stack_scope(STACK_OF(X509)** p) { this->p = p; }
36  ~X509Stack_scope() { if(p && *p) { sk_X509_pop_free(*p, X509_free); *p = NULL; } }
37 };
38