FragPolicySelector.h
Go to the documentation of this file.00001 /******************************************************************************* 00002 * 00003 * Copyright (c) 2009-2010 Philipp Werner <philipp.werner@st.ovgu.de> 00004 * All rights reserved. 00005 * 00006 * Redistribution and use in source and binary forms, with or without 00007 * modification, are permitted provided that the following conditions 00008 * are met: 00009 * 00010 * * Redistributions of source code must retain the above copyright 00011 * notice, this list of conditions and the following disclaimer. 00012 * 00013 * * Redistributions in binary form must reproduce the above copyright 00014 * notice, this list of conditions and the following disclaimer in 00015 * the documentation and/or other materials provided with the 00016 * distribution. 00017 * 00018 * * Neither the name of the copyright holders nor the names of 00019 * contributors may be used to endorse or promote products derived 00020 * from this software without specific prior written permission. 00021 * 00022 * 00023 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 00024 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 00025 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 00026 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 00027 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00028 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00029 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00030 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 00031 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00032 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00033 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00034 * 00035 * 00036 * $Id$ 00037 * 00038 ******************************************************************************/ 00039 00040 00041 #ifndef __FRAGPOLICYSELECTOR_H_7C0434F7D77B7E__ 00042 #define __FRAGPOLICYSELECTOR_H_7C0434F7D77B7E__ 00043 00044 00045 #include "mw/afp/CommonPolicySelector.h" 00046 00047 00048 // Policies 00049 #include "mw/afp/frag/NoFECFragmenter.h" 00050 #include "mw/afp/frag/FECFragmenter.h" 00051 00052 #include "mw/afp/frag/Use32BitEventSeq.h" 00053 #include "mw/afp/frag/UseNoEventSeq.h" 00054 00055 #include "mw/afp/frag/RedundancyAttribute.h" 00056 00057 #include "mw/afp/EmptyType.h" 00058 00059 00060 00061 namespace famouso { 00062 namespace mw { 00063 namespace afp { 00064 00072 typedef frag::RedundancyAttribute<EmptyType, 0> FragmentationRedundancy; 00073 00074 IF_CONTAINS_SELECT_TYPE_(RedundancyAttribute); 00075 00076 // TODO: support multiple publishers per subject 00077 template <typename Config> 00078 struct FragPolicySelector { 00079 typedef FragPolicySelector ThisType; 00080 typedef CommonPolicySelector<Config> Common; 00081 00083 typedef typename if_select_type< 00084 Config::event_seq, 00085 frag::Use32BitEventSeq<ThisType>, 00086 frag::UseNoEventSeq<ThisType> 00087 >::type EventSeqUsagePolicy; 00088 00090 typedef typename if_select_type< 00091 Config::FEC, 00092 frag::FECFragmenter<ThisType>, 00093 frag::NoFECFragmenter<ThisType> 00094 >::type FragImplPolicy; 00095 00097 typedef typename if_select_type< 00098 Config::FEC, 00099 typename if_contains_select_type_RedundancyAttribute< 00100 Config, // If Config contains RedundancyAttribute 00101 // return it 00102 FragmentationRedundancy // Otherwise return default redundancy attribute 00103 >::type, 00104 EmptyType // No FEC. FECRedundancy unused... 00105 >::type FECRedundancy; 00106 00108 typedef typename Common::OverflowErrorChecking OverflowErrorChecking; 00109 00111 typedef typename Common::Allocator Allocator; 00112 00114 typedef typename Common::SizeProp SizeProp; 00115 }; 00116 00117 } // namespace afp 00118 } // namespace mw 00119 } // namespace famouso 00120 00121 00122 #endif // __FRAGPOLICYSELECTOR_H_7C0434F7D77B7E__ 00123