1 /* ----------------------------------------------------------------------------- 2 The copyright in this software is being made available under the BSD 3 License, included below. No patent rights, trademark rights and/or 4 other Intellectual Property Rights other than the copyrights concerning 5 the Software are granted under this license. 6 7 For any license concerning other Intellectual Property rights than the software, 8 especially patent licenses, a separate Agreement needs to be closed. 9 For more information please contact: 10 11 Fraunhofer Heinrich Hertz Institute 12 Einsteinufer 37 13 10587 Berlin, Germany 14 www.hhi.fraunhofer.de/vvc 15 vvc@hhi.fraunhofer.de 16 17 Copyright (c) 2018-2021, Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. 18 All rights reserved. 19 20 Redistribution and use in source and binary forms, with or without 21 modification, are permitted provided that the following conditions are met: 22 23 * Redistributions of source code must retain the above copyright notice, 24 this list of conditions and the following disclaimer. 25 * Redistributions in binary form must reproduce the above copyright notice, 26 this list of conditions and the following disclaimer in the documentation 27 and/or other materials provided with the distribution. 28 * Neither the name of Fraunhofer nor the names of its contributors may 29 be used to endorse or promote products derived from this software without 30 specific prior written permission. 31 32 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 33 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 34 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 35 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS 36 BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 37 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 38 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 39 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 40 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 41 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 42 THE POSSIBILITY OF SUCH DAMAGE. 43 44 45 ------------------------------------------------------------------------------------------- */ 46 47 /** \file dtrace.h 48 * \brief Implementation of trace messages support for debugging 49 */ 50 51 #pragma once 52 53 #include <stdio.h> 54 55 #include <string> 56 #include <list> 57 #include <map> 58 #include <set> 59 #include <vector> 60 #include <cstdarg> 61 62 namespace vvdec 63 { 64 65 class CDTrace; 66 67 typedef std::string CType; 68 69 struct dtrace_channel 70 { 71 int channel_number; 72 std::string channel_name; 73 }; 74 75 typedef std::vector<dtrace_channel> dtrace_channels_t; 76 77 class Condition 78 { 79 public: 80 CType type; 81 bool ( *eval )( int, int ); 82 int rval; 83 Condition(CType t,bool (* efunc)(int,int),int refval)84 Condition( CType t, bool ( *efunc )( int,int ), int refval ) 85 : type(t), eval(efunc), rval(refval) 86 {} 87 }; 88 89 class Channel 90 { 91 typedef std::vector<Condition> Rule; 92 public: Channel()93 Channel() : rule_list(), _active(false), _counter(0) {} 94 void update( std::map< CType, int > state ); active()95 bool active() { return _active; } 96 void add( Rule rule ); incrementCounter()97 void incrementCounter() { _counter++; } decrementCounter()98 void decrementCounter() { _counter-- ; } getCounter()99 int64_t getCounter() { return _counter; } 100 private: 101 std::list< Rule > rule_list; 102 bool _active; 103 int64_t _counter; 104 }; 105 106 class CDTrace 107 { 108 typedef std::pair< CType, int > state_type; 109 //friend class Rules; 110 private: 111 bool copy; 112 FILE *m_trace_file; 113 int m_error_code; 114 115 typedef std::string Key; 116 typedef std::vector<std::string> vstring; 117 typedef std::map< Key, int > channel_map_t; 118 std::vector< Channel > chanRules; 119 std::set< CType > condition_types; 120 std::map< CType, int > state; 121 std::map< Key, int > deserializationTable; 122 123 public: CDTrace()124 CDTrace() : copy(false), m_trace_file(NULL) {} 125 CDTrace( const char *filename, vstring channel_names ); 126 CDTrace( const char *filename, const dtrace_channels_t& channels ); 127 CDTrace( const std::string& sTracingFile, const std::string& sTracingRule, const dtrace_channels_t& channels ); 128 CDTrace( const CDTrace& other ); 129 CDTrace& operator=( const CDTrace& other ); 130 ~CDTrace(); 131 void swap ( CDTrace& other ); 132 int addRule ( std::string rulestring ); 133 template<bool bCount> 134 void dtrace ( int, const char *format, /*va_list args*/... ); 135 void dtrace_repeat( int, int i_times, const char *format, /*va_list args*/... ); 136 bool update ( state_type stateval ); 137 int init( vstring channel_names ); getLastError()138 int getLastError() { return m_error_code; } 139 const char* getChannelName( int channel_number ); 140 void getChannelsList( std::string& sChannels ); 141 std::string getErrMessage(); getChannelCounter(int channel)142 int64_t getChannelCounter( int channel ) { return chanRules[channel].getCounter(); } decrementChannelCounter(int channel)143 void decrementChannelCounter( int channel ) { chanRules[channel].decrementCounter(); } 144 }; 145 146 } 147