1 #include "DVBConfigParser.hh"
2 #include <boost/assign/std/map.hpp>
3 #include "senf/Utils/Exception.hh"
4 #include "senf/Utils/Logger.hh"
8 senf::DVBConfigParser::DVBParams const senf::DVBConfigParser::params;
10 prefix_ senf::DVBConfigParser::DVBParams::DVBParams()
13 boost::assign::insert(inversion)
14 ( "INVERSION_OFF", INVERSION_OFF )
15 ( "INVERSION_ON", INVERSION_ON )
16 ( "INVERSION_AUTO", INVERSION_AUTO );
17 boost::assign::insert(bandwidth)
18 ( "BANDWIDTH_6_MHZ", BANDWIDTH_6_MHZ)
19 ( "BANDWIDTH_7_MHZ", BANDWIDTH_7_MHZ)
20 ( "BANDWIDTH_8_MHZ", BANDWIDTH_8_MHZ);
21 boost::assign::insert(code_rate)
30 ( "FEC_AUTO", FEC_AUTO)
31 ( "FEC_NONE", FEC_NONE);
32 boost::assign::insert(guard_interval)
33 ( "GUARD_INTERVAL_1_16", GUARD_INTERVAL_1_16)
34 ( "GUARD_INTERVAL_1_32", GUARD_INTERVAL_1_32)
35 ( "GUARD_INTERVAL_1_4", GUARD_INTERVAL_1_4)
36 ( "GUARD_INTERVAL_1_8", GUARD_INTERVAL_1_8);
37 boost::assign::insert(hierarchy)
38 ( "HIERARCHY_1", HIERARCHY_1)
39 ( "HIERARCHY_2", HIERARCHY_2)
40 ( "HIERARCHY_4", HIERARCHY_4)
41 ( "HIERARCHY_NONE", HIERARCHY_NONE);
42 boost::assign::insert(modulation)
49 boost::assign::insert(transmit_mode)
50 ( "TRANSMISSION_MODE_2K", TRANSMISSION_MODE_2K)
51 ( "TRANSMISSION_MODE_8K", TRANSMISSION_MODE_8K);
54 senf::DVBConfigParser::DVBConfigParser(fe_type_t type_, const string & configFilePath_) :
58 initConfigFile(configFilePath_);
61 senf::DVBConfigParser::~DVBConfigParser()
65 prefix_ void senf::DVBConfigParser::initConfigFile(string configFilePath_){
66 if (configFilePath_.size() == 0) {
67 if ( !(::getenv ("HOME")) )
68 SENF_THROW_SYSTEM_EXCEPTION("$HOME not set! You need it to use default configfile.");
69 string configPath(::getenv ("HOME"));
72 configPath += string("/.szap/channels.conf");
75 configPath += string("/.czap/channels.conf");
78 configPath += string("/.tzap/channels.conf");
81 SENF_THROW_SYSTEM_EXCEPTION("Could not determine type of card.");
83 configFilePath_ = configPath;
85 configFile.open( configFilePath_.c_str(), ios_base::in);
87 SENF_THROW_SYSTEM_EXCEPTION("Could not read configfile: ") << configFilePath_ << ".";
89 prefix_ string senf::DVBConfigParser::getConfigLine(string channel)
93 transform(channel.begin(), channel.end(), channel.begin(), ::toupper);
95 SENF_THROW_SYSTEM_EXCEPTION("Could not read file.");
97 while (configFile.good()){
98 getline( configFile, configLine );
99 SENF_LOG((senf::log::NOTICE) ("configLine: " << configLine ));
100 transform(configLine.begin(), configLine.end(), configLine.begin(), ::toupper);
101 pos = configLine.find(channel);
103 if(pos != string::npos && pos == 0){ // only first matching number should be interpreted as channel number
105 return configLine; // Line found!
108 SENF_THROW_SYSTEM_EXCEPTION("Channel \"")<< channel << "\" not found!";
112 prefix_ dvb_frontend_parameters senf::DVBConfigParser::getFrontendParam(string configLine){
113 struct dvb_frontend_parameters frontend;
114 transform(configLine.begin(), configLine.end(), configLine.begin(), ::toupper);
115 boost::char_separator<char> sep(":");
116 tokenizer tokens(configLine, sep);
119 frontend = getFrontendParamDVB_S(tokens);
122 frontend = getFrontendParamDVB_C(tokens);
125 frontend = getFrontendParamDVB_T(tokens);
128 SENF_THROW_SYSTEM_EXCEPTION("Could not determine type of card.");
133 prefix_ dvb_frontend_parameters senf::DVBConfigParser::getFrontendParamDVB_T( const tokenizer & tokens){
135 struct dvb_frontend_parameters frontend;
138 enum { p_Frequency=1, p_Inversion, p_Bandwidth, p_hp_code_rate, p_lp_code_rate, p_Mudualtion, p_Transmission, p_guard, p_hierarchy};
139 vector<string> words( tokens.begin(), tokens.end() );
141 ::memset(&frontend, 0, sizeof(struct dvb_frontend_parameters));
143 /*if(words.size() < 10)
144 SENF_THROW_SYSTEM_EXCEPTION("Too few arguments! There must be at least 10, but there are only: ") << words.size();*/
146 isst.str(words[p_Frequency]);
149 SENF_THROW_SYSTEM_EXCEPTION("Cant parse frequency");
150 frontend.frequency = number;
152 if( params.inversion.find(words[p_Inversion]) == params.inversion.end())
153 SENF_THROW_SYSTEM_EXCEPTION("Cant parse inversion");
154 frontend.inversion = params.inversion.find(words[p_Inversion])->second;
156 if( params.bandwidth.find(words[p_Bandwidth]) == params.bandwidth.end())
157 SENF_THROW_SYSTEM_EXCEPTION("Cant parse bandwidth");
158 frontend.u.ofdm.bandwidth = params.bandwidth.find(words[p_Bandwidth])->second;
160 if( params.code_rate.find(words[p_hp_code_rate]) == params.code_rate.end())
161 SENF_THROW_SYSTEM_EXCEPTION("Cant parse high priority stream code rate");
162 frontend.u.ofdm.code_rate_HP = params.code_rate.find(words[p_hp_code_rate])->second;
164 if( params.code_rate.find(words[p_lp_code_rate]) == params.code_rate.end())
165 SENF_THROW_SYSTEM_EXCEPTION("Cant parse low priority stream code rate");
166 frontend.u.ofdm.code_rate_LP = params.code_rate.find(words[p_lp_code_rate])->second;
168 if( params.modulation.find(words[p_Mudualtion]) == params.modulation.end())
169 SENF_THROW_SYSTEM_EXCEPTION("Cant parse modulation");
170 frontend.u.ofdm.constellation = params.modulation.find(words[p_Mudualtion])->second;
172 if( params.transmit_mode.find(words[p_Transmission]) == params.transmit_mode.end())
173 SENF_THROW_SYSTEM_EXCEPTION("Cant parse transmission mode");
174 frontend.u.ofdm.transmission_mode = params.transmit_mode.find(words[p_Transmission])->second;
176 if( params.guard_interval.find(words[p_guard]) == params.guard_interval.end())
177 SENF_THROW_SYSTEM_EXCEPTION("Cant parse guard interval");
178 frontend.u.ofdm.guard_interval = params.guard_interval.find(words[p_guard])->second;
180 if( params.hierarchy.find(words[p_hierarchy]) == params.hierarchy.end())
181 SENF_THROW_SYSTEM_EXCEPTION("Cant parse hierarchy");
182 frontend.u.ofdm.hierarchy_information = params.hierarchy.find(words[p_hierarchy])->second;
187 prefix_ dvb_frontend_parameters senf::DVBConfigParser::getFrontendParamDVB_S( const tokenizer & tokens){
188 struct dvb_frontend_parameters frontend;
191 enum { p_Frequency=1, p_Inversion, p_Symbole, p_code_rate};
192 vector<string> words( tokens.begin(), tokens.end() ) ;
194 ::memset(&frontend, 0, sizeof(struct dvb_frontend_parameters));
197 SENF_THROW_SYSTEM_EXCEPTION("Too few arguments! There must be at least 5, but there are only: ") << words.size();
199 isst.str(words[p_Frequency]);
202 SENF_THROW_SYSTEM_EXCEPTION("Cant parse frequency");
203 frontend.frequency = number;
205 if (params.inversion.find(words[p_Inversion]) == params.inversion.end())
206 SENF_THROW_SYSTEM_EXCEPTION("Cant parse inversion");
207 frontend.inversion = params.inversion.find(words[p_Inversion])->second;
209 isst.str(words[p_Symbole]);
212 SENF_THROW_SYSTEM_EXCEPTION("Cant parse symbole rate");
213 frontend.u.qpsk.symbol_rate = number;
215 if (params.code_rate.find(words[p_code_rate]) == params.code_rate.end())
216 SENF_THROW_SYSTEM_EXCEPTION("Cant parse code rate");
217 frontend.u.qpsk.fec_inner = params.code_rate.find(words[p_code_rate])->second;
222 prefix_ dvb_frontend_parameters senf::DVBConfigParser::getFrontendParamDVB_C( const tokenizer & tokens){
223 struct dvb_frontend_parameters frontend;
226 enum { p_Frequency=1, p_Inversion, p_Symbole, p_code_rate, p_modulation};
227 vector<string> words( ++tokens.begin(), tokens.end() ) ;
229 ::memset(&frontend, 0, sizeof(struct dvb_frontend_parameters));
232 SENF_THROW_SYSTEM_EXCEPTION("Too few arguments! There must be at least 6, but there are only: ") << words.size();
234 isst.str(words[p_Frequency]);
237 SENF_THROW_SYSTEM_EXCEPTION("Cant parse frequency");
238 frontend.frequency = number;
240 if (params.inversion.find(words[p_Inversion]) == params.inversion.end())
241 SENF_THROW_SYSTEM_EXCEPTION("Cant parse inversion");
242 frontend.inversion = params.inversion.find(words[p_Inversion])->second;
244 isst.str(words[p_Symbole]);
247 SENF_THROW_SYSTEM_EXCEPTION("Cant parse symbole rate");
248 frontend.u.qam.symbol_rate = number;
250 if (params.code_rate.find(words[p_code_rate]) == params.code_rate.end())
251 SENF_THROW_SYSTEM_EXCEPTION("Cant parse code rate");
252 frontend.u.qam.fec_inner = params.code_rate.find(words[p_code_rate])->second;
254 if (params.modulation.find(words[p_modulation]) == params.modulation.end())
255 SENF_THROW_SYSTEM_EXCEPTION("Cant parse modulation");
256 frontend.u.qam.modulation = params.modulation.find(words[p_modulation])->second;