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Deepak Kodihalli557dfb02019-05-12 13:11:17 +05301#include "platform.hpp"
2
Sampa Misraaea5dde2020-08-31 08:33:47 -05003#include "libpldm/entity.h"
4#include "libpldm/state_set.h"
5
Tom Josephb70a1962020-07-13 12:56:31 +05306#include "common/types.hpp"
Deepak Kodihallid130e1a2020-06-17 05:55:32 -05007#include "common/utils.hpp"
Tom Josephc4959c32020-04-20 19:50:16 +05308#include "event_parser.hpp"
Sampa Misra12afe112020-05-25 11:40:44 -05009#include "pdr.hpp"
George Liu456c9a22020-01-13 11:36:22 +080010#include "pdr_numeric_effecter.hpp"
George Liua2870722020-02-11 11:09:30 +080011#include "pdr_state_effecter.hpp"
George Liuadbe1722020-05-09 19:20:19 +080012#include "pdr_state_sensor.hpp"
George Liu362c18d2020-05-14 09:46:36 +080013#include "pdr_utils.hpp"
George Liueccb0c52020-01-14 11:09:56 +080014#include "platform_numeric_effecter.hpp"
George Liu0d7aca82020-03-30 15:01:36 +080015#include "platform_state_effecter.hpp"
George Liu362c18d2020-05-14 09:46:36 +080016#include "platform_state_sensor.hpp"
George Liu83409572019-12-24 18:42:54 +080017
Manojkiran Edacc5f1582021-09-29 17:03:06 +053018#include <config.h>
19
Brad Bishop5079ac42021-08-19 18:35:06 -040020using namespace pldm::utils;
21using namespace pldm::responder::pdr;
22using namespace pldm::responder::pdr_utils;
23
Deepak Kodihalli557dfb02019-05-12 13:11:17 +053024namespace pldm
25{
Deepak Kodihalli557dfb02019-05-12 13:11:17 +053026namespace responder
27{
Sampa Misraa2fa0702019-05-31 01:28:55 -050028namespace platform
29{
30
Deepak Kodihallic682fe22020-03-04 00:42:54 -060031using InternalFailure =
32 sdbusplus::xyz::openbmc_project::Common::Error::InternalFailure;
33
George Liu1ec85d42020-02-12 16:05:32 +080034static const Json empty{};
35
George Liua2870722020-02-11 11:09:30 +080036void Handler::addDbusObjMaps(
George Liuadbe1722020-05-09 19:20:19 +080037 uint16_t id,
38 std::tuple<pdr_utils::DbusMappings, pdr_utils::DbusValMaps> dbusObj,
39 TypeId typeId)
George Liu1ec85d42020-02-12 16:05:32 +080040{
George Liuadbe1722020-05-09 19:20:19 +080041 if (typeId == TypeId::PLDM_SENSOR_ID)
42 {
43 sensorDbusObjMaps.emplace(id, dbusObj);
44 }
45 else
46 {
47 effecterDbusObjMaps.emplace(id, dbusObj);
48 }
George Liu1ec85d42020-02-12 16:05:32 +080049}
50
George Liua2870722020-02-11 11:09:30 +080051const std::tuple<pdr_utils::DbusMappings, pdr_utils::DbusValMaps>&
George Liuadbe1722020-05-09 19:20:19 +080052 Handler::getDbusObjMaps(uint16_t id, TypeId typeId) const
George Liu1ec85d42020-02-12 16:05:32 +080053{
George Liuadbe1722020-05-09 19:20:19 +080054 if (typeId == TypeId::PLDM_SENSOR_ID)
55 {
56 return sensorDbusObjMaps.at(id);
57 }
58 else
59 {
60 return effecterDbusObjMaps.at(id);
61 }
George Liu1ec85d42020-02-12 16:05:32 +080062}
63
George Liu36e81352020-07-01 14:40:30 +080064void Handler::generate(const pldm::utils::DBusHandler& dBusIntf,
65 const std::string& dir, Repo& repo)
Deepak Kodihallic682fe22020-03-04 00:42:54 -060066{
Deepak Kodihallic6e49c42020-07-01 03:39:27 -050067 if (!fs::exists(dir))
68 {
69 return;
70 }
71
Deepak Kodihallic682fe22020-03-04 00:42:54 -060072 // A map of PDR type to a lambda that handles creation of that PDR type.
73 // The lambda essentially would parse the platform specific PDR JSONs to
74 // generate the PDR structures. This function iterates through the map to
75 // invoke all lambdas, so that all PDR types can be created.
George Liua2870722020-02-11 11:09:30 +080076
77 const std::map<Type, generatePDR> generateHandlers = {
78 {PLDM_STATE_EFFECTER_PDR,
George Liu36e81352020-07-01 14:40:30 +080079 [this](const DBusHandler& dBusIntf, const auto& json,
80 RepoInterface& repo) {
81 pdr_state_effecter::generateStateEffecterPDR<
82 pldm::utils::DBusHandler, Handler>(dBusIntf, json, *this,
83 repo);
George Liu456c9a22020-01-13 11:36:22 +080084 }},
85 {PLDM_NUMERIC_EFFECTER_PDR,
George Liu36e81352020-07-01 14:40:30 +080086 [this](const DBusHandler& dBusIntf, const auto& json,
87 RepoInterface& repo) {
88 pdr_numeric_effecter::generateNumericEffecterPDR<
89 pldm::utils::DBusHandler, Handler>(dBusIntf, json, *this,
90 repo);
George Liuadbe1722020-05-09 19:20:19 +080091 }},
92 {PLDM_STATE_SENSOR_PDR, [this](const DBusHandler& dBusIntf,
93 const auto& json, RepoInterface& repo) {
94 pdr_state_sensor::generateStateSensorPDR<pldm::utils::DBusHandler,
95 Handler>(dBusIntf, json,
96 *this, repo);
George Liua2870722020-02-11 11:09:30 +080097 }}};
Deepak Kodihallic682fe22020-03-04 00:42:54 -060098
99 Type pdrType{};
100 for (const auto& dirEntry : fs::directory_iterator(dir))
101 {
102 try
103 {
104 auto json = readJson(dirEntry.path().string());
105 if (!json.empty())
106 {
George Liu1ec85d42020-02-12 16:05:32 +0800107 auto effecterPDRs = json.value("effecterPDRs", empty);
108 for (const auto& effecter : effecterPDRs)
109 {
110 pdrType = effecter.value("pdrType", 0);
George Liu36e81352020-07-01 14:40:30 +0800111 generateHandlers.at(pdrType)(dBusIntf, effecter, repo);
George Liu1ec85d42020-02-12 16:05:32 +0800112 }
George Liuadbe1722020-05-09 19:20:19 +0800113
114 auto sensorPDRs = json.value("sensorPDRs", empty);
115 for (const auto& sensor : sensorPDRs)
116 {
117 pdrType = sensor.value("pdrType", 0);
118 generateHandlers.at(pdrType)(dBusIntf, sensor, repo);
119 }
Deepak Kodihallic682fe22020-03-04 00:42:54 -0600120 }
121 }
122 catch (const InternalFailure& e)
123 {
124 std::cerr << "PDR config directory does not exist or empty, TYPE= "
125 << pdrType << "PATH= " << dirEntry
126 << " ERROR=" << e.what() << "\n";
127 }
128 catch (const Json::exception& e)
129 {
130 std::cerr << "Failed parsing PDR JSON file, TYPE= " << pdrType
131 << " ERROR=" << e.what() << "\n";
132 pldm::utils::reportError(
133 "xyz.openbmc_project.bmc.pldm.InternalFailure");
134 }
135 catch (const std::exception& e)
136 {
137 std::cerr << "Failed parsing PDR JSON file, TYPE= " << pdrType
138 << " ERROR=" << e.what() << "\n";
139 pldm::utils::reportError(
140 "xyz.openbmc_project.bmc.pldm.InternalFailure");
141 }
142 }
143}
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530144
Deepak Kodihallibc669f12019-11-28 08:52:07 -0600145Response Handler::getPDR(const pldm_msg* request, size_t payloadLength)
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530146{
Tom Joseph33e9c7e2020-06-11 22:09:52 +0530147 // Build FRU table if not built, since entity association PDR's are built
148 // when the FRU table is constructed.
149 if (fruHandler)
150 {
151 fruHandler->buildFRUTable();
152 }
153
George Liud680ae02020-07-17 09:11:14 +0800154 if (!pdrCreated)
155 {
156 generateTerminusLocatorPDR(pdrRepo);
157 generate(*dBusIntf, pdrJsonsDir, pdrRepo);
Sagar Srinivas78a225a2020-08-27 00:52:20 -0500158 if (oemPlatformHandler != nullptr)
159 {
160 oemPlatformHandler->buildOEMPDR(pdrRepo);
161 }
162
George Liud680ae02020-07-17 09:11:14 +0800163 pdrCreated = true;
George Liu5eed8e52020-12-18 11:24:37 +0800164
165 if (dbusToPLDMEventHandler)
166 {
Sampa Misra5fb37d52021-03-06 07:26:00 -0600167 deferredGetPDREvent = std::make_unique<sdeventplus::source::Defer>(
168 event,
169 std::bind(std::mem_fn(&pldm::responder::platform::Handler::
170 _processPostGetPDRActions),
171 this, std::placeholders::_1));
George Liu5eed8e52020-12-18 11:24:37 +0800172 }
George Liud680ae02020-07-17 09:11:14 +0800173 }
174
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530175 Response response(sizeof(pldm_msg_hdr) + PLDM_GET_PDR_MIN_RESP_BYTES, 0);
176 auto responsePtr = reinterpret_cast<pldm_msg*>(response.data());
177
178 if (payloadLength != PLDM_GET_PDR_REQ_BYTES)
179 {
George Liufb8611d2019-12-06 10:14:15 +0800180 return CmdHandler::ccOnlyResponse(request, PLDM_ERROR_INVALID_LENGTH);
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530181 }
182
183 uint32_t recordHandle{};
184 uint32_t dataTransferHandle{};
185 uint8_t transferOpFlag{};
186 uint16_t reqSizeBytes{};
187 uint16_t recordChangeNum{};
188
George Liufb8611d2019-12-06 10:14:15 +0800189 auto rc = decode_get_pdr_req(request, payloadLength, &recordHandle,
190 &dataTransferHandle, &transferOpFlag,
191 &reqSizeBytes, &recordChangeNum);
192 if (rc != PLDM_SUCCESS)
193 {
194 return CmdHandler::ccOnlyResponse(request, rc);
195 }
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530196
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530197 uint16_t respSizeBytes{};
198 uint8_t* recordData = nullptr;
199 try
200 {
George Liue53193f2020-02-24 09:23:26 +0800201 pdr_utils::PdrEntry e;
202 auto record = pdr::getRecordByHandle(pdrRepo, recordHandle, e);
203 if (record == NULL)
204 {
205 return CmdHandler::ccOnlyResponse(
206 request, PLDM_PLATFORM_INVALID_RECORD_HANDLE);
207 }
208
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530209 if (reqSizeBytes)
210 {
George Liue53193f2020-02-24 09:23:26 +0800211 respSizeBytes = e.size;
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530212 if (respSizeBytes > reqSizeBytes)
213 {
214 respSizeBytes = reqSizeBytes;
215 }
George Liue53193f2020-02-24 09:23:26 +0800216 recordData = e.data;
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530217 }
218 response.resize(sizeof(pldm_msg_hdr) + PLDM_GET_PDR_MIN_RESP_BYTES +
219 respSizeBytes,
220 0);
221 responsePtr = reinterpret_cast<pldm_msg*>(response.data());
Deepak Kodihalli22b5a7d2020-03-17 23:28:41 -0500222 rc = encode_get_pdr_resp(
223 request->hdr.instance_id, PLDM_SUCCESS, e.handle.nextRecordHandle,
224 0, PLDM_START_AND_END, respSizeBytes, recordData, 0, responsePtr);
George Liufb8611d2019-12-06 10:14:15 +0800225 if (rc != PLDM_SUCCESS)
226 {
227 return ccOnlyResponse(request, rc);
228 }
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530229 }
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530230 catch (const std::exception& e)
231 {
Sampa Misraaa8ae722019-12-12 03:20:40 -0600232 std::cerr << "Error accessing PDR, HANDLE=" << recordHandle
233 << " ERROR=" << e.what() << "\n";
George Liufb8611d2019-12-06 10:14:15 +0800234 return CmdHandler::ccOnlyResponse(request, PLDM_ERROR);
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530235 }
236 return response;
237}
238
Deepak Kodihallibc669f12019-11-28 08:52:07 -0600239Response Handler::setStateEffecterStates(const pldm_msg* request,
240 size_t payloadLength)
Sampa Misraa2fa0702019-05-31 01:28:55 -0500241{
242 Response response(
243 sizeof(pldm_msg_hdr) + PLDM_SET_STATE_EFFECTER_STATES_RESP_BYTES, 0);
244 auto responsePtr = reinterpret_cast<pldm_msg*>(response.data());
245 uint16_t effecterId;
246 uint8_t compEffecterCnt;
247 constexpr auto maxCompositeEffecterCnt = 8;
248 std::vector<set_effecter_state_field> stateField(maxCompositeEffecterCnt,
249 {0, 0});
250
251 if ((payloadLength > PLDM_SET_STATE_EFFECTER_STATES_REQ_BYTES) ||
252 (payloadLength < sizeof(effecterId) + sizeof(compEffecterCnt) +
253 sizeof(set_effecter_state_field)))
254 {
George Liufb8611d2019-12-06 10:14:15 +0800255 return CmdHandler::ccOnlyResponse(request, PLDM_ERROR_INVALID_LENGTH);
Sampa Misraa2fa0702019-05-31 01:28:55 -0500256 }
257
258 int rc = decode_set_state_effecter_states_req(request, payloadLength,
259 &effecterId, &compEffecterCnt,
260 stateField.data());
261
George Liufb8611d2019-12-06 10:14:15 +0800262 if (rc != PLDM_SUCCESS)
Sampa Misraa2fa0702019-05-31 01:28:55 -0500263 {
George Liufb8611d2019-12-06 10:14:15 +0800264 return CmdHandler::ccOnlyResponse(request, rc);
Sampa Misraa2fa0702019-05-31 01:28:55 -0500265 }
266
George Liufb8611d2019-12-06 10:14:15 +0800267 stateField.resize(compEffecterCnt);
268 const pldm::utils::DBusHandler dBusIntf;
Sampa Misraaea5dde2020-08-31 08:33:47 -0500269 uint16_t entityType{};
270 uint16_t entityInstance{};
271 uint16_t stateSetId{};
272
273 if (isOemStateEffecter(*this, effecterId, compEffecterCnt, entityType,
274 entityInstance, stateSetId) &&
275 oemPlatformHandler != nullptr)
276 {
Sampa Misra3a0e3b92020-10-21 05:58:00 -0500277 rc = oemPlatformHandler->oemSetStateEffecterStatesHandler(
Varsha Kaverappa3fbd39e2020-09-28 01:40:22 -0500278 entityType, entityInstance, stateSetId, compEffecterCnt, stateField,
279 effecterId);
Sampa Misraaea5dde2020-08-31 08:33:47 -0500280 }
281 else
282 {
283 rc = platform_state_effecter::setStateEffecterStatesHandler<
284 pldm::utils::DBusHandler, Handler>(dBusIntf, *this, effecterId,
285 stateField);
286 }
George Liufb8611d2019-12-06 10:14:15 +0800287 if (rc != PLDM_SUCCESS)
288 {
289 return CmdHandler::ccOnlyResponse(request, rc);
290 }
291
292 rc = encode_set_state_effecter_states_resp(request->hdr.instance_id, rc,
293 responsePtr);
294 if (rc != PLDM_SUCCESS)
295 {
296 return ccOnlyResponse(request, rc);
297 }
298
Sampa Misraa2fa0702019-05-31 01:28:55 -0500299 return response;
300}
301
Tom Joseph56e45c52020-03-16 10:01:45 +0530302Response Handler::platformEventMessage(const pldm_msg* request,
303 size_t payloadLength)
304{
305 uint8_t formatVersion{};
306 uint8_t tid{};
307 uint8_t eventClass{};
308 size_t offset{};
309
310 auto rc = decode_platform_event_message_req(
311 request, payloadLength, &formatVersion, &tid, &eventClass, &offset);
312 if (rc != PLDM_SUCCESS)
313 {
314 return CmdHandler::ccOnlyResponse(request, rc);
315 }
316
Sagar Srinivasa6a8ccd2021-04-01 07:58:33 -0500317 if (eventClass == PLDM_HEARTBEAT_TIMER_ELAPSED_EVENT)
Tom Joseph56e45c52020-03-16 10:01:45 +0530318 {
Sagar Srinivasa6a8ccd2021-04-01 07:58:33 -0500319 rc = PLDM_SUCCESS;
Sagar Srinivas79669c92021-04-28 15:43:30 -0500320 if (oemPlatformHandler)
321 {
322 oemPlatformHandler->resetWatchDogTimer();
323 }
Sagar Srinivasa6a8ccd2021-04-01 07:58:33 -0500324 }
325 else
326 {
327 try
Tom Joseph56e45c52020-03-16 10:01:45 +0530328 {
Sagar Srinivasa6a8ccd2021-04-01 07:58:33 -0500329 const auto& handlers = eventHandlers.at(eventClass);
330 for (const auto& handler : handlers)
Tom Joseph56e45c52020-03-16 10:01:45 +0530331 {
Sagar Srinivasa6a8ccd2021-04-01 07:58:33 -0500332 auto rc =
333 handler(request, payloadLength, formatVersion, tid, offset);
334 if (rc != PLDM_SUCCESS)
335 {
336 return CmdHandler::ccOnlyResponse(request, rc);
337 }
Tom Joseph56e45c52020-03-16 10:01:45 +0530338 }
339 }
Sagar Srinivasa6a8ccd2021-04-01 07:58:33 -0500340 catch (const std::out_of_range& e)
341 {
342 return CmdHandler::ccOnlyResponse(request, PLDM_ERROR_INVALID_DATA);
343 }
Tom Joseph56e45c52020-03-16 10:01:45 +0530344 }
Tom Joseph56e45c52020-03-16 10:01:45 +0530345 Response response(
346 sizeof(pldm_msg_hdr) + PLDM_PLATFORM_EVENT_MESSAGE_RESP_BYTES, 0);
347 auto responsePtr = reinterpret_cast<pldm_msg*>(response.data());
348
349 rc = encode_platform_event_message_resp(request->hdr.instance_id, rc,
350 PLDM_EVENT_NO_LOGGING, responsePtr);
351 if (rc != PLDM_SUCCESS)
352 {
353 return ccOnlyResponse(request, rc);
354 }
355
356 return response;
357}
358
359int Handler::sensorEvent(const pldm_msg* request, size_t payloadLength,
Tom Josephc4959c32020-04-20 19:50:16 +0530360 uint8_t /*formatVersion*/, uint8_t tid,
Tom Joseph56e45c52020-03-16 10:01:45 +0530361 size_t eventDataOffset)
362{
363 uint16_t sensorId{};
364 uint8_t eventClass{};
365 size_t eventClassDataOffset{};
366 auto eventData =
367 reinterpret_cast<const uint8_t*>(request->payload) + eventDataOffset;
368 auto eventDataSize = payloadLength - eventDataOffset;
369
370 auto rc = decode_sensor_event_data(eventData, eventDataSize, &sensorId,
371 &eventClass, &eventClassDataOffset);
372 if (rc != PLDM_SUCCESS)
373 {
374 return rc;
375 }
376
Zahed Hossain75330f32020-03-24 02:15:03 -0500377 auto eventClassData = reinterpret_cast<const uint8_t*>(request->payload) +
378 eventDataOffset + eventClassDataOffset;
379 auto eventClassDataSize =
380 payloadLength - eventDataOffset - eventClassDataOffset;
381
Tom Joseph56e45c52020-03-16 10:01:45 +0530382 if (eventClass == PLDM_STATE_SENSOR_STATE)
383 {
384 uint8_t sensorOffset{};
385 uint8_t eventState{};
386 uint8_t previousEventState{};
387
Zahed Hossain75330f32020-03-24 02:15:03 -0500388 rc = decode_state_sensor_data(eventClassData, eventClassDataSize,
Tom Joseph56e45c52020-03-16 10:01:45 +0530389 &sensorOffset, &eventState,
390 &previousEventState);
Zahed Hossain75330f32020-03-24 02:15:03 -0500391 if (rc != PLDM_SUCCESS)
392 {
393 return PLDM_ERROR;
394 }
395
Chicago Duanfe4d88b2020-06-12 16:44:13 +0800396 // Emitting state sensor event signal
397 emitStateSensorEventSignal(tid, sensorId, sensorOffset, eventState,
398 previousEventState);
399
Tom Josephc4959c32020-04-20 19:50:16 +0530400 // If there are no HOST PDR's, there is no further action
401 if (hostPDRHandler == NULL)
402 {
403 return PLDM_SUCCESS;
404 }
405
406 // Handle PLDM events for which PDR is available
407 SensorEntry sensorEntry{tid, sensorId};
Tom Josephb70a1962020-07-13 12:56:31 +0530408
409 pldm::pdr::EntityInfo entityInfo{};
410 pldm::pdr::CompositeSensorStates compositeSensorStates{};
411
Tom Josephc4959c32020-04-20 19:50:16 +0530412 try
413 {
Tom Josephb70a1962020-07-13 12:56:31 +0530414 std::tie(entityInfo, compositeSensorStates) =
Tom Josephc4959c32020-04-20 19:50:16 +0530415 hostPDRHandler->lookupSensorInfo(sensorEntry);
Tom Josephc4959c32020-04-20 19:50:16 +0530416 }
Tom Josephc4959c32020-04-20 19:50:16 +0530417 catch (const std::out_of_range& e)
418 {
Tom Josephb70a1962020-07-13 12:56:31 +0530419 // If there is no mapping for tid, sensorId combination, try
420 // PLDM_TID_RESERVED, sensorId for terminus that is yet to
421 // implement TL PDR.
422 try
423 {
424 sensorEntry.terminusID = PLDM_TID_RESERVED;
425 std::tie(entityInfo, compositeSensorStates) =
426 hostPDRHandler->lookupSensorInfo(sensorEntry);
427 }
428 // If there is no mapping for events return PLDM_SUCCESS
429 catch (const std::out_of_range& e)
430 {
431 return PLDM_SUCCESS;
432 }
Zahed Hossain75330f32020-03-24 02:15:03 -0500433 }
Tom Josephb70a1962020-07-13 12:56:31 +0530434
435 if (sensorOffset >= compositeSensorStates.size())
436 {
437 return PLDM_ERROR_INVALID_DATA;
438 }
439
440 const auto& possibleStates = compositeSensorStates[sensorOffset];
441 if (possibleStates.find(eventState) == possibleStates.end())
442 {
443 return PLDM_ERROR_INVALID_DATA;
444 }
445
446 const auto& [containerId, entityType, entityInstance] = entityInfo;
447 events::StateSensorEntry stateSensorEntry{containerId, entityType,
448 entityInstance, sensorOffset};
Pavithra Barithaya3aec9972020-12-14 01:55:44 -0600449 return hostPDRHandler->handleStateSensorEvent(stateSensorEntry,
450 eventState);
Tom Joseph56e45c52020-03-16 10:01:45 +0530451 }
452 else
453 {
454 return PLDM_ERROR_INVALID_DATA;
455 }
456
457 return PLDM_SUCCESS;
458}
459
Deepak Kodihalli8cb6f662020-04-10 02:55:43 -0500460int Handler::pldmPDRRepositoryChgEvent(const pldm_msg* request,
461 size_t payloadLength,
462 uint8_t /*formatVersion*/,
463 uint8_t /*tid*/, size_t eventDataOffset)
464{
465 uint8_t eventDataFormat{};
466 uint8_t numberOfChangeRecords{};
467 size_t dataOffset{};
468
469 auto eventData =
470 reinterpret_cast<const uint8_t*>(request->payload) + eventDataOffset;
471 auto eventDataSize = payloadLength - eventDataOffset;
472
473 auto rc = decode_pldm_pdr_repository_chg_event_data(
474 eventData, eventDataSize, &eventDataFormat, &numberOfChangeRecords,
475 &dataOffset);
476 if (rc != PLDM_SUCCESS)
477 {
478 return rc;
479 }
480
481 PDRRecordHandles pdrRecordHandles;
Deepak Kodihalli7246e0c2020-07-08 06:40:18 -0500482
483 if (eventDataFormat == FORMAT_IS_PDR_TYPES)
484 {
485 return PLDM_ERROR_INVALID_DATA;
486 }
487
Deepak Kodihalli8cb6f662020-04-10 02:55:43 -0500488 if (eventDataFormat == FORMAT_IS_PDR_HANDLES)
489 {
490 uint8_t eventDataOperation{};
491 uint8_t numberOfChangeEntries{};
492
493 auto changeRecordData = eventData + dataOffset;
494 auto changeRecordDataSize = eventDataSize - dataOffset;
495
496 while (changeRecordDataSize)
497 {
498 rc = decode_pldm_pdr_repository_change_record_data(
499 changeRecordData, changeRecordDataSize, &eventDataOperation,
500 &numberOfChangeEntries, &dataOffset);
501
502 if (rc != PLDM_SUCCESS)
503 {
504 return rc;
505 }
506
507 if (eventDataOperation == PLDM_RECORDS_ADDED)
508 {
509 rc = getPDRRecordHandles(
510 reinterpret_cast<const ChangeEntry*>(changeRecordData +
511 dataOffset),
512 changeRecordDataSize - dataOffset,
513 static_cast<size_t>(numberOfChangeEntries),
514 pdrRecordHandles);
515
516 if (rc != PLDM_SUCCESS)
517 {
518 return rc;
519 }
520 }
521
Pavithra Barithaya841ee3d2021-09-09 04:08:34 -0500522 if (eventDataOperation == PLDM_RECORDS_MODIFIED)
523 {
524 return PLDM_ERROR_UNSUPPORTED_PLDM_CMD;
525 }
526
Deepak Kodihalli8cb6f662020-04-10 02:55:43 -0500527 changeRecordData +=
528 dataOffset + (numberOfChangeEntries * sizeof(ChangeEntry));
529 changeRecordDataSize -=
530 dataOffset + (numberOfChangeEntries * sizeof(ChangeEntry));
531 }
Deepak Kodihalli8cb6f662020-04-10 02:55:43 -0500532 }
Deepak Kodihalli7246e0c2020-07-08 06:40:18 -0500533 if (hostPDRHandler)
Deepak Kodihalli8cb6f662020-04-10 02:55:43 -0500534 {
Deepak Kodihalli7246e0c2020-07-08 06:40:18 -0500535 hostPDRHandler->fetchPDR(std::move(pdrRecordHandles));
Deepak Kodihalli8cb6f662020-04-10 02:55:43 -0500536 }
537
538 return PLDM_SUCCESS;
539}
540
541int Handler::getPDRRecordHandles(const ChangeEntry* changeEntryData,
542 size_t changeEntryDataSize,
543 size_t numberOfChangeEntries,
544 PDRRecordHandles& pdrRecordHandles)
545{
546 if (numberOfChangeEntries > (changeEntryDataSize / sizeof(ChangeEntry)))
547 {
548 return PLDM_ERROR_INVALID_DATA;
549 }
550 for (size_t i = 0; i < numberOfChangeEntries; i++)
551 {
552 pdrRecordHandles.push_back(changeEntryData[i]);
553 }
554 return PLDM_SUCCESS;
555}
556
George Liueccb0c52020-01-14 11:09:56 +0800557Response Handler::setNumericEffecterValue(const pldm_msg* request,
558 size_t payloadLength)
559{
560 Response response(sizeof(pldm_msg_hdr) +
561 PLDM_SET_NUMERIC_EFFECTER_VALUE_RESP_BYTES);
562 uint16_t effecterId{};
563 uint8_t effecterDataSize{};
564 uint8_t effecterValue[4] = {};
565
566 if ((payloadLength > sizeof(effecterId) + sizeof(effecterDataSize) +
567 sizeof(union_effecter_data_size)) ||
568 (payloadLength < sizeof(effecterId) + sizeof(effecterDataSize) + 1))
569 {
570 return ccOnlyResponse(request, PLDM_ERROR_INVALID_LENGTH);
571 }
572
573 int rc = decode_set_numeric_effecter_value_req(
574 request, payloadLength, &effecterId, &effecterDataSize,
575 reinterpret_cast<uint8_t*>(&effecterValue));
576
577 if (rc == PLDM_SUCCESS)
578 {
579 const pldm::utils::DBusHandler dBusIntf;
580 rc = platform_numeric_effecter::setNumericEffecterValueHandler<
581 pldm::utils::DBusHandler, Handler>(dBusIntf, *this, effecterId,
582 effecterDataSize, effecterValue,
583 sizeof(effecterValue));
584 }
585
586 return ccOnlyResponse(request, rc);
587}
588
Sampa Misra12afe112020-05-25 11:40:44 -0500589void Handler::generateTerminusLocatorPDR(Repo& repo)
590{
591 std::vector<uint8_t> pdrBuffer(sizeof(pldm_terminus_locator_pdr));
592
593 auto pdr = reinterpret_cast<pldm_terminus_locator_pdr*>(pdrBuffer.data());
594
595 pdr->hdr.record_handle = 0;
596 pdr->hdr.version = 1;
597 pdr->hdr.type = PLDM_TERMINUS_LOCATOR_PDR;
598 pdr->hdr.record_change_num = 0;
599 pdr->hdr.length = sizeof(pldm_terminus_locator_pdr) - sizeof(pldm_pdr_hdr);
Manojkiran Edacc5f1582021-09-29 17:03:06 +0530600 pdr->terminus_handle = TERMINUS_HANDLE;
Sampa Misra12afe112020-05-25 11:40:44 -0500601 pdr->validity = PLDM_TL_PDR_VALID;
Manojkiran Edacc5f1582021-09-29 17:03:06 +0530602 pdr->tid = TERMINUS_ID;
Sampa Misra12afe112020-05-25 11:40:44 -0500603 pdr->container_id = 0x0;
604 pdr->terminus_locator_type = PLDM_TERMINUS_LOCATOR_TYPE_MCTP_EID;
605 pdr->terminus_locator_value_size =
606 sizeof(pldm_terminus_locator_type_mctp_eid);
607 auto locatorValue = reinterpret_cast<pldm_terminus_locator_type_mctp_eid*>(
608 pdr->terminus_locator_value);
609 locatorValue->eid = BmcMctpEid;
610
611 PdrEntry pdrEntry{};
612 pdrEntry.data = pdrBuffer.data();
613 pdrEntry.size = pdrBuffer.size();
614 repo.addRecord(pdrEntry);
615}
George Liu362c18d2020-05-14 09:46:36 +0800616
617Response Handler::getStateSensorReadings(const pldm_msg* request,
618 size_t payloadLength)
619{
620 uint16_t sensorId{};
621 bitfield8_t sensorRearm{};
622 uint8_t reserved{};
623
624 if (payloadLength != PLDM_GET_SENSOR_READING_REQ_BYTES)
625 {
626 return ccOnlyResponse(request, PLDM_ERROR_INVALID_LENGTH);
627 }
628
629 int rc = decode_get_state_sensor_readings_req(
630 request, payloadLength, &sensorId, &sensorRearm, &reserved);
631
632 if (rc != PLDM_SUCCESS)
633 {
634 return ccOnlyResponse(request, rc);
635 }
636
637 // 0x01 to 0x08
George Liuc1230ca2021-08-03 16:06:50 +0800638 uint8_t sensorRearmCount = std::popcount(sensorRearm.byte);
Sampa Misraaea5dde2020-08-31 08:33:47 -0500639 std::vector<get_sensor_state_field> stateField(sensorRearmCount);
George Liu362c18d2020-05-14 09:46:36 +0800640 uint8_t comSensorCnt{};
641 const pldm::utils::DBusHandler dBusIntf;
Sampa Misraaea5dde2020-08-31 08:33:47 -0500642
643 uint16_t entityType{};
644 uint16_t entityInstance{};
645 uint16_t stateSetId{};
646
647 if (isOemStateSensor(*this, sensorId, sensorRearmCount, comSensorCnt,
648 entityType, entityInstance, stateSetId) &&
649 oemPlatformHandler != nullptr)
650 {
651 rc = oemPlatformHandler->getOemStateSensorReadingsHandler(
652 entityType, entityInstance, stateSetId, comSensorCnt, stateField);
653 }
654 else
655 {
656 rc = platform_state_sensor::getStateSensorReadingsHandler<
657 pldm::utils::DBusHandler, Handler>(dBusIntf, *this, sensorId,
658 sensorRearmCount, comSensorCnt,
659 stateField);
660 }
George Liu362c18d2020-05-14 09:46:36 +0800661
662 if (rc != PLDM_SUCCESS)
663 {
664 return ccOnlyResponse(request, rc);
665 }
666
667 Response response(sizeof(pldm_msg_hdr) +
668 PLDM_GET_STATE_SENSOR_READINGS_MIN_RESP_BYTES +
669 sizeof(get_sensor_state_field) * comSensorCnt);
670 auto responsePtr = reinterpret_cast<pldm_msg*>(response.data());
671 rc = encode_get_state_sensor_readings_resp(request->hdr.instance_id, rc,
672 comSensorCnt, stateField.data(),
673 responsePtr);
674 if (rc != PLDM_SUCCESS)
675 {
676 return ccOnlyResponse(request, rc);
677 }
678
679 return response;
680}
681
Sampa Misra5fb37d52021-03-06 07:26:00 -0600682void Handler::_processPostGetPDRActions(
683 sdeventplus::source::EventBase& /*source */)
684{
685 deferredGetPDREvent.reset();
686 dbusToPLDMEventHandler->listenSensorEvent(pdrRepo, sensorDbusObjMaps);
687}
688
Sampa Misraaea5dde2020-08-31 08:33:47 -0500689bool isOemStateSensor(Handler& handler, uint16_t sensorId,
690 uint8_t sensorRearmCount, uint8_t& compSensorCnt,
691 uint16_t& entityType, uint16_t& entityInstance,
692 uint16_t& stateSetId)
693{
694 pldm_state_sensor_pdr* pdr = nullptr;
695
696 std::unique_ptr<pldm_pdr, decltype(&pldm_pdr_destroy)> stateSensorPdrRepo(
697 pldm_pdr_init(), pldm_pdr_destroy);
698 Repo stateSensorPDRs(stateSensorPdrRepo.get());
699 getRepoByType(handler.getRepo(), stateSensorPDRs, PLDM_STATE_SENSOR_PDR);
700 if (stateSensorPDRs.empty())
701 {
702 std::cerr << "Failed to get record by PDR type\n";
703 return false;
704 }
705
706 PdrEntry pdrEntry{};
707 auto pdrRecord = stateSensorPDRs.getFirstRecord(pdrEntry);
708 while (pdrRecord)
709 {
710 pdr = reinterpret_cast<pldm_state_sensor_pdr*>(pdrEntry.data);
711 assert(pdr != NULL);
712 if (pdr->sensor_id != sensorId)
713 {
714 pdr = nullptr;
715 pdrRecord = stateSensorPDRs.getNextRecord(pdrRecord, pdrEntry);
716 continue;
717 }
718 auto tmpEntityType = pdr->entity_type;
719 auto tmpEntityInstance = pdr->entity_instance;
720 auto tmpCompSensorCnt = pdr->composite_sensor_count;
721 auto tmpPossibleStates =
722 reinterpret_cast<state_sensor_possible_states*>(
723 pdr->possible_states);
724 auto tmpStateSetId = tmpPossibleStates->state_set_id;
725
726 if (sensorRearmCount > tmpCompSensorCnt)
727 {
728 std::cerr << "The requester sent wrong sensorRearm"
729 << " count for the sensor, SENSOR_ID=" << sensorId
730 << "SENSOR_REARM_COUNT=" << (uint16_t)sensorRearmCount
731 << "\n";
732 break;
733 }
734
735 if ((tmpEntityType >= PLDM_OEM_ENTITY_TYPE_START &&
736 tmpEntityType <= PLDM_OEM_ENTITY_TYPE_END) ||
737 (tmpStateSetId >= PLDM_OEM_STATE_SET_ID_START &&
738 tmpStateSetId < PLDM_OEM_STATE_SET_ID_END))
739 {
740 entityType = tmpEntityType;
741 entityInstance = tmpEntityInstance;
742 stateSetId = tmpStateSetId;
743 compSensorCnt = tmpCompSensorCnt;
744 return true;
745 }
746 else
747 {
748 return false;
749 }
750 }
751 return false;
752}
753
754bool isOemStateEffecter(Handler& handler, uint16_t effecterId,
755 uint8_t compEffecterCnt, uint16_t& entityType,
756 uint16_t& entityInstance, uint16_t& stateSetId)
757{
758 pldm_state_effecter_pdr* pdr = nullptr;
759
760 std::unique_ptr<pldm_pdr, decltype(&pldm_pdr_destroy)> stateEffecterPdrRepo(
761 pldm_pdr_init(), pldm_pdr_destroy);
762 Repo stateEffecterPDRs(stateEffecterPdrRepo.get());
763 getRepoByType(handler.getRepo(), stateEffecterPDRs,
764 PLDM_STATE_EFFECTER_PDR);
765 if (stateEffecterPDRs.empty())
766 {
767 std::cerr << "Failed to get record by PDR type\n";
768 return false;
769 }
770
771 PdrEntry pdrEntry{};
772 auto pdrRecord = stateEffecterPDRs.getFirstRecord(pdrEntry);
773 while (pdrRecord)
774 {
775 pdr = reinterpret_cast<pldm_state_effecter_pdr*>(pdrEntry.data);
776 assert(pdr != NULL);
777 if (pdr->effecter_id != effecterId)
778 {
779 pdr = nullptr;
780 pdrRecord = stateEffecterPDRs.getNextRecord(pdrRecord, pdrEntry);
781 continue;
782 }
783
784 auto tmpEntityType = pdr->entity_type;
785 auto tmpEntityInstance = pdr->entity_instance;
786 auto tmpPossibleStates =
787 reinterpret_cast<state_effecter_possible_states*>(
788 pdr->possible_states);
789 auto tmpStateSetId = tmpPossibleStates->state_set_id;
790
791 if (compEffecterCnt > pdr->composite_effecter_count)
792 {
793 std::cerr << "The requester sent wrong composite effecter"
794 << " count for the effecter, EFFECTER_ID=" << effecterId
795 << "COMP_EFF_CNT=" << (uint16_t)compEffecterCnt << "\n";
796 return false;
797 }
798
799 if ((tmpEntityType >= PLDM_OEM_ENTITY_TYPE_START &&
800 tmpEntityType <= PLDM_OEM_ENTITY_TYPE_END) ||
801 (tmpStateSetId >= PLDM_OEM_STATE_SET_ID_START &&
802 tmpStateSetId < PLDM_OEM_STATE_SET_ID_END))
803 {
804 entityType = tmpEntityType;
805 entityInstance = tmpEntityInstance;
806 stateSetId = tmpStateSetId;
807 return true;
808 }
809 else
810 {
811 return false;
812 }
813 }
814 return false;
815}
816
Deepak Kodihallibc669f12019-11-28 08:52:07 -0600817} // namespace platform
Deepak Kodihalli557dfb02019-05-12 13:11:17 +0530818} // namespace responder
819} // namespace pldm