| Directory: | ./ |
|---|---|
| File: | pdserv/src/lib/interface.cpp |
| Date: | 2025-11-02 04:09:49 |
| Exec | Total | Coverage | |
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| Lines: | 56 | 131 | 42.7% |
| Branches: | 10 | 77 | 13.0% |
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| 1 | /***************************************************************************** | ||
| 2 | * | ||
| 3 | * Copyright 2010 Richard Hacker (lerichi at gmx dot net) | ||
| 4 | * 2025 Florian Pose <fp@igh.de> | ||
| 5 | * | ||
| 6 | * This file is part of the pdserv library. | ||
| 7 | * | ||
| 8 | * The pdserv library is free software: you can redistribute it and/or modify | ||
| 9 | * it under the terms of the GNU Lesser General Public License as published | ||
| 10 | * by the Free Software Foundation, either version 3 of the License, or (at | ||
| 11 | * your option) any later version. | ||
| 12 | * | ||
| 13 | * The pdserv library is distributed in the hope that it will be useful, but | ||
| 14 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | ||
| 15 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public | ||
| 16 | * License for more details. | ||
| 17 | * | ||
| 18 | * You should have received a copy of the GNU Lesser General Public License | ||
| 19 | * along with the pdserv library. If not, see <http://www.gnu.org/licenses/>. | ||
| 20 | * | ||
| 21 | ****************************************************************************/ | ||
| 22 | |||
| 23 | #include "Main.h" | ||
| 24 | #include "Task.h" | ||
| 25 | #include "Signal.h" | ||
| 26 | #include "Event.h" | ||
| 27 | #include "Parameter.h" | ||
| 28 | #include "../DataType.h" | ||
| 29 | #include <pdserv.h> | ||
| 30 | #include <git_revision_hash.h> | ||
| 31 | |||
| 32 | typedef std::vector<PdServ::DataType*> CompoundVector; | ||
| 33 | 3 | CompoundVector compoundType; | |
| 34 | |||
| 35 | const char* const pdserv_version_str = QUOTE(PDSERV_VERSION_MAJOR) | ||
| 36 | "." QUOTE(PDSERV_VERSION_MINOR) | ||
| 37 | "." QUOTE(PDSERV_VERSION_PATCH); | ||
| 38 | const char* const pdserv_full_version = GIT_REV; | ||
| 39 | |||
| 40 | static const PdServ::DataType& getDataType(int dt); | ||
| 41 | |||
| 42 | ///////////////////////////////////////////////////////////////////////////// | ||
| 43 | 157 | struct pdserv* pdserv_create( const char *name, const char *version, | |
| 44 | int (*gettime)(struct timespec*)) | ||
| 45 | { | ||
| 46 | return reinterpret_cast<struct pdserv*>( | ||
| 47 |
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157 | new Main(name, version, gettime)); |
| 48 | } | ||
| 49 | |||
| 50 | ///////////////////////////////////////////////////////////////////////////// | ||
| 51 | 149 | void pdserv_config_file( struct pdserv* pdserv, const char *name) | |
| 52 | { | ||
| 53 | 149 | reinterpret_cast<Main*>(pdserv)->setConfigFile(name); | |
| 54 | 149 | } | |
| 55 | |||
| 56 | ///////////////////////////////////////////////////////////////////////////// | ||
| 57 | 157 | void pdserv_set_parameter_writelock_cb(struct pdserv* pdserv, | |
| 58 | void (*fn)(int, void*), void* priv_data) | ||
| 59 | { | ||
| 60 | 157 | reinterpret_cast<Main*>(pdserv)->setParameterWriteLock(fn, priv_data); | |
| 61 | 157 | } | |
| 62 | |||
| 63 | ///////////////////////////////////////////////////////////////////////////// | ||
| 64 | 314 | struct pdtask* pdserv_create_task(struct pdserv* pdserv, double tsample, | |
| 65 | const char *name) | ||
| 66 | { | ||
| 67 | return reinterpret_cast<struct pdtask*>( | ||
| 68 | 314 | reinterpret_cast<Main*>(pdserv)->addTask(tsample, name)); | |
| 69 | } | ||
| 70 | |||
| 71 | ///////////////////////////////////////////////////////////////////////////// | ||
| 72 | 314 | void pdserv_set_signal_readlock_cb(struct pdtask* pdtask, | |
| 73 | void (*fn)(int, void*), void* priv_data) | ||
| 74 | { | ||
| 75 | 314 | reinterpret_cast<Task*>(pdtask)->setSignalReadLock(fn, priv_data); | |
| 76 | 314 | } | |
| 77 | |||
| 78 | ///////////////////////////////////////////////////////////////////////////// | ||
| 79 | ✗ | int pdserv_create_compound( const char *name, size_t size) | |
| 80 | { | ||
| 81 | ✗ | int dt = pd_datatype_end + compoundType.size(); | |
| 82 | ✗ | compoundType.push_back(new PdServ::DataType(name, size)); | |
| 83 | ✗ | return dt; | |
| 84 | } | ||
| 85 | |||
| 86 | ///////////////////////////////////////////////////////////////////////////// | ||
| 87 | ✗ | void pdserv_compound_add_field(int compound, const char *name, | |
| 88 | int data_type, size_t offset, size_t ndims, const size_t *dim) | ||
| 89 | { | ||
| 90 | ✗ | compoundType[compound - pd_datatype_end] | |
| 91 | ✗ | ->addField(name, getDataType(data_type), offset, ndims, dim); | |
| 92 | } | ||
| 93 | |||
| 94 | ///////////////////////////////////////////////////////////////////////////// | ||
| 95 | 157 | void pdserv_exit(struct pdserv* pdserv) | |
| 96 | { | ||
| 97 | 157 | for (CompoundVector::const_iterator it = compoundType.begin(); | |
| 98 |
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157 | it != compoundType.end(); ++it) |
| 99 | ✗ | delete *it; | |
| 100 |
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157 | delete reinterpret_cast<Main*>(pdserv); |
| 101 | 157 | } | |
| 102 | |||
| 103 | ///////////////////////////////////////////////////////////////////////////// | ||
| 104 | ✗ | void pdserv_update_statistics(struct pdtask* task, | |
| 105 | double exec_time, double cycle_time, unsigned int overrun) | ||
| 106 | { | ||
| 107 | ✗ | reinterpret_cast<Task*>(task)->updateStatistics( | |
| 108 | exec_time, cycle_time, overrun); | ||
| 109 | } | ||
| 110 | |||
| 111 | ///////////////////////////////////////////////////////////////////////////// | ||
| 112 | 4202 | void pdserv_update(struct pdtask* task, const struct timespec *t) | |
| 113 | { | ||
| 114 | 4202 | reinterpret_cast<Task*>(task)->rt_update(t); | |
| 115 | 4202 | } | |
| 116 | |||
| 117 | ///////////////////////////////////////////////////////////////////////////// | ||
| 118 | ✗ | static const PdServ::DataType& getExtendedDataType(int dt) | |
| 119 | { | ||
| 120 | ✗ | int size = 0; | |
| 121 | ✗ | switch (dt) { | |
| 122 | ✗ | case pd_schar_T: size = sizeof(signed char); break; // 12 | |
| 123 | ✗ | case pd_char_T: size = sizeof(char); break; // 13 | |
| 124 | ✗ | case pd_uchar_T: size = sizeof(unsigned char); break; // 14 | |
| 125 | ✗ | case pd_short_T: size = sizeof(short); break; // 15 | |
| 126 | ✗ | case pd_ushort_T: size = sizeof(unsigned short); break; // 16 | |
| 127 | ✗ | case pd_int_T: size = sizeof(int); break; // 17 | |
| 128 | ✗ | case pd_uint_T: size = sizeof(unsigned int); break; // 18 | |
| 129 | ✗ | case pd_long_T: size = sizeof(long); break; // 19 | |
| 130 | ✗ | case pd_ulong_T: size = sizeof(unsigned long); break; // 20 | |
| 131 | ✗ | case pd_longlong_T: size = sizeof(long long); break; // 21 | |
| 132 | ✗ | case pd_ulonglong_T: size = sizeof(unsigned long long); break; // 22 | |
| 133 | ✗ | case pd_ssize_T: size = sizeof(ssize_t); break; // 23 | |
| 134 | ✗ | case pd_size_T: size = sizeof(size_t); break; // 24 | |
| 135 | } | ||
| 136 | |||
| 137 | ✗ | int sign = 0; | |
| 138 | ✗ | switch (dt) { | |
| 139 | ✗ | case pd_uchar_T: | |
| 140 | case pd_ushort_T: | ||
| 141 | case pd_uint_T: | ||
| 142 | case pd_ulong_T: | ||
| 143 | case pd_ulonglong_T: | ||
| 144 | ✗ | case pd_size_T: sign = 1; break; | |
| 145 | } | ||
| 146 | |||
| 147 | ✗ | switch (size) { | |
| 148 | ✗ | case 1: return sign | |
| 149 | ✗ | ? PdServ::DataType::uint8 : PdServ::DataType::int8; | |
| 150 | ✗ | case 2: return sign | |
| 151 | ✗ | ? PdServ::DataType::uint16 : PdServ::DataType::int16; | |
| 152 | ✗ | case 4: return sign | |
| 153 | ✗ | ? PdServ::DataType::uint32 : PdServ::DataType::int32; | |
| 154 | ✗ | case 8: return sign | |
| 155 | ✗ | ? PdServ::DataType::uint64 : PdServ::DataType::int64; | |
| 156 | ✗ | default: | |
| 157 | ✗ | return *compoundType[dt - pd_datatype_end]; | |
| 158 | } | ||
| 159 | } | ||
| 160 | |||
| 161 | ///////////////////////////////////////////////////////////////////////////// | ||
| 162 | 1884 | static const PdServ::DataType& getDataType(int dt) | |
| 163 | { | ||
| 164 |
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1884 | switch (dt) { |
| 165 | ✗ | case pd_boolean_T: return PdServ::DataType::boolean; | |
| 166 | ✗ | case pd_uint8_T: return PdServ::DataType::uint8; | |
| 167 | ✗ | case pd_uint16_T: return PdServ::DataType::uint16; | |
| 168 | 314 | case pd_uint32_T: return PdServ::DataType::uint32; | |
| 169 | ✗ | case pd_uint64_T: return PdServ::DataType::uint64; | |
| 170 | ✗ | case pd_sint8_T: return PdServ::DataType::int8; | |
| 171 | 157 | case pd_sint16_T: return PdServ::DataType::int16; | |
| 172 | 942 | case pd_sint32_T: return PdServ::DataType::int32; | |
| 173 | ✗ | case pd_sint64_T: return PdServ::DataType::int64; | |
| 174 | 471 | case pd_double_T: return PdServ::DataType::float64; | |
| 175 | ✗ | case pd_single_T: return PdServ::DataType::float32; | |
| 176 | ✗ | default: | |
| 177 | ✗ | return getExtendedDataType(dt); | |
| 178 | } | ||
| 179 | } | ||
| 180 | |||
| 181 | ///////////////////////////////////////////////////////////////////////////// | ||
| 182 | 314 | struct pdevent *pdserv_event( | |
| 183 | struct pdserv* pdserv, const char *path, size_t n) | ||
| 184 | { | ||
| 185 | 314 | Main *main = reinterpret_cast<Main*>(pdserv); | |
| 186 | |||
| 187 | return reinterpret_cast<struct pdevent *>( | ||
| 188 | 314 | main->addEvent(path, n)); | |
| 189 | } | ||
| 190 | |||
| 191 | ///////////////////////////////////////////////////////////////////////////// | ||
| 192 | 314 | void pdserv_event_set_text(struct pdevent* event, const char * const *text) | |
| 193 | { | ||
| 194 | 314 | reinterpret_cast<Event*>(event)->setTexts(text); | |
| 195 | 314 | } | |
| 196 | |||
| 197 | ///////////////////////////////////////////////////////////////////////////// | ||
| 198 | 27 | void pdserv_event_set(const struct pdevent *event, | |
| 199 | size_t element, int prio, const timespec *t) | ||
| 200 | { | ||
| 201 | static const Event::Priority map[] = { | ||
| 202 | Event::Reset, | ||
| 203 | Event::Emergency, | ||
| 204 | Event::Alert, | ||
| 205 | Event::Critical, | ||
| 206 | Event::Error, | ||
| 207 | Event::Warning, | ||
| 208 | Event::Notice, | ||
| 209 | Event::Info, | ||
| 210 | Event::Debug, | ||
| 211 | }; | ||
| 212 | |||
| 213 |
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54 | reinterpret_cast<const Event*>(event)->set( |
| 214 | 27 | element, prio < 9 ? map[prio] : Event::Debug, t); | |
| 215 | 27 | } | |
| 216 | |||
| 217 | ///////////////////////////////////////////////////////////////////////////// | ||
| 218 | 11 | void pdserv_event_reset(const struct pdevent *event, | |
| 219 | size_t element, const timespec *t) | ||
| 220 | { | ||
| 221 | 11 | pdserv_event_set(event, element, RESET_EVENT, t); | |
| 222 | 11 | } | |
| 223 | |||
| 224 | ///////////////////////////////////////////////////////////////////////////// | ||
| 225 | ✗ | void pdserv_event_set_all(const struct pdevent *event, | |
| 226 | const unsigned int* prio, const timespec *t) | ||
| 227 | { | ||
| 228 | ✗ | size_t count = reinterpret_cast<const Event*>(event)->nelem(); | |
| 229 | ✗ | for (size_t i = 0; i < count; ++i) | |
| 230 | ✗ | pdserv_event_set(event, i, *prio++, t); | |
| 231 | } | ||
| 232 | |||
| 233 | ///////////////////////////////////////////////////////////////////////////// | ||
| 234 | ✗ | int pdserv_event_export(const struct pdserv* pdserv, const char *path) | |
| 235 | { | ||
| 236 | ✗ | auto main {reinterpret_cast<const Main*>(pdserv)}; | |
| 237 | |||
| 238 | ✗ | return main->exportEvents(path); | |
| 239 | } | ||
| 240 | |||
| 241 | ///////////////////////////////////////////////////////////////////////////// | ||
| 242 | 942 | struct pdvariable *pdserv_signal( | |
| 243 | struct pdtask* pdtask, | ||
| 244 | unsigned int decimation, | ||
| 245 | const char *path, | ||
| 246 | int datatype, | ||
| 247 | const void *addr, | ||
| 248 | size_t n, | ||
| 249 | const size_t *dim | ||
| 250 | ) | ||
| 251 | { | ||
| 252 | 942 | Task *task = reinterpret_cast<Task*>(pdtask); | |
| 253 | |||
| 254 | 942 | Signal *s = task->addSignal( | |
| 255 | 942 | decimation, path, getDataType(datatype), addr, n, dim); | |
| 256 | |||
| 257 | return reinterpret_cast<struct pdvariable *>( | ||
| 258 | 942 | static_cast<PdServ::Variable*>(s)); | |
| 259 | } | ||
| 260 | |||
| 261 | ///////////////////////////////////////////////////////////////////////////// | ||
| 262 | ✗ | void pdserv_signal_set_read_cb( | |
| 263 | struct pdvariable* var, | ||
| 264 | read_signal_t read_cb, | ||
| 265 | void* priv_data | ||
| 266 | ) | ||
| 267 | { | ||
| 268 | Signal* s = | ||
| 269 | ✗ | static_cast<Signal*>(reinterpret_cast<PdServ::Variable*>(var)); | |
| 270 | |||
| 271 | ✗ | if (read_cb) | |
| 272 | ✗ | s->read_cb = read_cb; | |
| 273 | ✗ | s->priv_data = priv_data; | |
| 274 | } | ||
| 275 | |||
| 276 | ///////////////////////////////////////////////////////////////////////////// | ||
| 277 | ✗ | struct pdvariable *pdserv_signal_cb( | |
| 278 | struct pdtask* pdtask, | ||
| 279 | unsigned int decimation, | ||
| 280 | const char *path, | ||
| 281 | int datatype, | ||
| 282 | const void *addr, | ||
| 283 | size_t n, | ||
| 284 | const size_t *dim, | ||
| 285 | read_signal_t read_cb, | ||
| 286 | void* priv_data | ||
| 287 | ) | ||
| 288 | { | ||
| 289 | struct pdvariable* var = | ||
| 290 | ✗ | pdserv_signal(pdtask, decimation, path, datatype, addr, n, dim); | |
| 291 | ✗ | pdserv_signal_set_read_cb(var, read_cb, priv_data); | |
| 292 | ✗ | return var; | |
| 293 | } | ||
| 294 | |||
| 295 | ///////////////////////////////////////////////////////////////////////////// | ||
| 296 | 942 | struct pdvariable *pdserv_parameter( | |
| 297 | struct pdserv* pdserv, | ||
| 298 | const char *path, | ||
| 299 | unsigned int mode, | ||
| 300 | int datatype, | ||
| 301 | void *addr, | ||
| 302 | size_t n, | ||
| 303 | const size_t *dim, | ||
| 304 | write_parameter_t trigger = 0, | ||
| 305 | void *priv_data = 0 | ||
| 306 | ) | ||
| 307 | { | ||
| 308 | 942 | Main *main = reinterpret_cast<Main*>(pdserv); | |
| 309 | |||
| 310 | 942 | Parameter *p = main->addParameter( | |
| 311 | 942 | path, mode, getDataType(datatype), addr, n, dim); | |
| 312 |
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942 | if (trigger) |
| 313 | ✗ | p->write_cb = trigger; | |
| 314 | 942 | p->priv_data = priv_data; | |
| 315 | |||
| 316 | return reinterpret_cast<struct pdvariable *> | ||
| 317 | 942 | (static_cast<PdServ::Variable*>(p)); | |
| 318 | } | ||
| 319 | |||
| 320 | ///////////////////////////////////////////////////////////////////////////// | ||
| 321 | ✗ | void pdserv_set_alias(struct pdvariable *var, const char *alias) | |
| 322 | { | ||
| 323 | ✗ | reinterpret_cast<PdServ::Variable*>(var)->alias = alias; | |
| 324 | } | ||
| 325 | |||
| 326 | ///////////////////////////////////////////////////////////////////////////// | ||
| 327 | ✗ | void pdserv_set_unit(struct pdvariable *var, const char *unit) | |
| 328 | { | ||
| 329 | ✗ | reinterpret_cast<PdServ::Variable*>(var)->unit = unit; | |
| 330 | } | ||
| 331 | |||
| 332 | ///////////////////////////////////////////////////////////////////////////// | ||
| 333 | ✗ | void pdserv_set_comment(struct pdvariable *var, const char *comment) | |
| 334 | { | ||
| 335 | ✗ | reinterpret_cast<PdServ::Variable*>(var)->comment = comment; | |
| 336 | } | ||
| 337 | |||
| 338 | ///////////////////////////////////////////////////////////////////////////// | ||
| 339 | 156 | int pdserv_prepare(struct pdserv* pdserv) | |
| 340 | { | ||
| 341 | 156 | return reinterpret_cast<Main*>(pdserv)->setup(); | |
| 342 | } | ||
| 343 | |||
| 344 | ///////////////////////////////////////////////////////////////////////////// | ||
| 345 | ✗ | const char *pdserv_get_variable_path(const struct pdvariable *var) | |
| 346 | { | ||
| 347 | ✗ | return reinterpret_cast<const PdServ::Variable*>(var)->path.c_str(); | |
| 348 | 9 | } | |
| 349 |