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 PCAP_SOCKET 38 // If this is OpenSSL 1.0, at least one header may trigger a -Wdocumentation 39 // in Clang, which should not be a problem of this header or a file that 40 // includes it. 41 #include "diag-control.h" 42 DIAG_OFF_DOCUMENTATION 43 #include <openssl/ssl.h> 44 #include <openssl/err.h> 45 DIAG_ON_DOCUMENTATION 46 47 /* 48 * Utility functions 49 */ 50 51 void ssl_set_certfile(const char *certfile); 52 void ssl_set_keyfile(const char *keyfile); 53 int ssl_init_once(int is_server, int enable_compression, char *errbuf, size_t errbuflen); 54 SSL *ssl_promotion(int is_server, PCAP_SOCKET s, char *errbuf, size_t errbuflen); 55 void ssl_finish(SSL *ssl); 56 int ssl_send(SSL *, char const *buffer, int size, char *errbuf, size_t errbuflen); 57 int ssl_recv(SSL *, char *buffer, int size, char *errbuf, size_t errbuflen); 58 59 // The SSL parameters are used 60 #define _U_NOSSL_ 61 62 #else // HAVE_OPENSSL 63 64 // This saves us from a lot of ifdefs: 65 #define SSL void const 66 67 // The SSL parameters are unused 68 #define _U_NOSSL_ _U_ 69 70 #endif // HAVE_OPENSSL 71 72 #endif // __SSLUTILS_H__ 73