include/event2/rpc_compat.h

0001 /*
0002  * Copyright (c) 2006-2007 Niels Provos <provos@citi.umich.edu>
0003  * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
0004  *
0005  * Redistribution and use in source and binary forms, with or without
0006  * modification, are permitted provided that the following conditions
0007  * are met:
0008  * 1. Redistributions of source code must retain the above copyright
0009  *    notice, this list of conditions and the following disclaimer.
0010  * 2. Redistributions in binary form must reproduce the above copyright
0011  *    notice, this list of conditions and the following disclaimer in the
0012  *    documentation and/or other materials provided with the distribution.
0013  * 3. The name of the author may not be used to endorse or promote products
0014  *    derived from this software without specific prior written permission.
0015  *
0016  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
0017  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
0018  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
0019  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
0020  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
0021  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
0022  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
0023  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
0024  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
0025  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
0026  */
0027 #ifndef EVENT2_RPC_COMPAT_H_INCLUDED_
0028 #define EVENT2_RPC_COMPAT_H_INCLUDED_
0029
0030 /** @file event2/rpc_compat.h
0031
0032   Deprecated versions of the functions in rpc.h: provided only for
0033   backwards compatibility.
0034
0035  */
0036
0037 #ifdef __cplusplus
0038 extern "C" {
0039 #endif
0040
0041 /** backwards compatible accessors that work only with gcc */
0042 #if defined(__GNUC__) && !defined(__STRICT_ANSI__)
0043
0044 #undef EVTAG_ASSIGN
0045 #undef EVTAG_GET
0046 #undef EVTAG_ADD
0047
0048 #define EVTAG_ASSIGN(msg, member, args...) \
0049     (*(msg)->base->member##_assign)(msg, ## args)
0050 #define EVTAG_GET(msg, member, args...) \
0051     (*(msg)->base->member##_get)(msg, ## args)
0052 #define EVTAG_ADD(msg, member, args...) \
0053     (*(msg)->base->member##_add)(msg, ## args)
0054 #endif
0055 #define EVTAG_LEN(msg, member) ((msg)->member##_length)
0056
0057 #ifdef __cplusplus
0058 }
0059 #endif
0060
0061 #endif /* EVENT2_EVENT_COMPAT_H_INCLUDED_ */