1/*
2 * Copyright (c) 2002 - 2003
3 * NetGroup, Politecnico di Torino (Italy)
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the Politecnico di Torino nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 *
31 */
32
33#ifndef __SSLUTILS_H__
34#define __SSLUTILS_H__
35
36#ifdef HAVE_OPENSSL
37#include "pcap/socket.h"  // for SOCKET
38#include <openssl/ssl.h>
39#include <openssl/err.h>
40
41/*
42 * Utility functions
43 */
44
45void ssl_set_certfile(const char *certfile);
46void ssl_set_keyfile(const char *keyfile);
47int ssl_init_once(int is_server, int enable_compression, char *errbuf, size_t errbuflen);
48SSL *ssl_promotion(int is_server, SOCKET s, char *errbuf, size_t errbuflen);
49void ssl_finish(SSL *ssl);
50int ssl_send(SSL *, char const *buffer, int size, char *errbuf, size_t errbuflen);
51int ssl_recv(SSL *, char *buffer, int size, char *errbuf, size_t errbuflen);
52
53// The SSL parameters are used
54#define _U_NOSSL_
55
56#else   // HAVE_OPENSSL
57
58// This saves us from a lot of ifdefs:
59#define SSL void const
60
61// The SSL parameters are unused
62#define _U_NOSSL_	_U_
63
64#endif  // HAVE_OPENSSL
65
66#endif  // __SSLUTILS_H__
67