release/src/router/libevent/include/event2/bufferevent_ssl.h

   1 /*
   2  * Copyright (c) 2009-2010 Niels Provos and Nick Mathewson
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  * 3. The name of the author may not be used to endorse or promote products
  13  *    derived from this software without specific prior written permission.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  */
  26 #ifndef _EVENT2_BUFFEREVENT_SSL_H_
  27 #define _EVENT2_BUFFEREVENT_SSL_H_
  28
  29 /** @file bufferevent_ssl.h
  30
  31     OpenSSL support for bufferevents.
  32  */
  33
  34 #include <event2/event-config.h>
  35 #include <event2/bufferevent.h>
  36 #include <event2/util.h>
  37
  38 #ifdef __cplusplus
  39 extern "C" {
  40 #endif
  41
  42 struct ssl_st;
  43
  44 enum bufferevent_ssl_state {
  45         BUFFEREVENT_SSL_OPEN = 0,
  46         BUFFEREVENT_SSL_CONNECTING = 1,
  47         BUFFEREVENT_SSL_ACCEPTING = 2
  48 };
  49
  50 #ifdef _EVENT_HAVE_OPENSSL
  51 struct bufferevent *
  52 bufferevent_openssl_filter_new(struct event_base *base,
  53     struct bufferevent *underlying,
  54     struct ssl_st *ssl,
  55     enum bufferevent_ssl_state state,
  56     int options);
  57
  58 struct bufferevent *
  59 bufferevent_openssl_socket_new(struct event_base *base,
  60     evutil_socket_t fd,
  61     struct ssl_st *ssl,
  62     enum bufferevent_ssl_state state,
  63     int options);
  64
  65 struct ssl_st *
  66 bufferevent_openssl_get_ssl(struct bufferevent *bufev);
  67
  68 int bufferevent_ssl_renegotiate(struct bufferevent *bev);
  69
  70 unsigned long bufferevent_get_openssl_error(struct bufferevent *bev);
  71
  72 #endif
  73
  74 #ifdef __cplusplus
  75 }
  76 #endif
  77
  78 #endif /* _EVENT2_BUFFEREVENT_SSL_H_ */