1fd0f1cf9SJaghathiswari Rankappagounder Natarajan /* 2fd0f1cf9SJaghathiswari Rankappagounder Natarajan * Copyright 2018 Google Inc. 3fd0f1cf9SJaghathiswari Rankappagounder Natarajan * 4fd0f1cf9SJaghathiswari Rankappagounder Natarajan * Licensed under the Apache License, Version 2.0 (the "License"); 5fd0f1cf9SJaghathiswari Rankappagounder Natarajan * you may not use this file except in compliance with the License. 6fd0f1cf9SJaghathiswari Rankappagounder Natarajan * You may obtain a copy of the License at 7fd0f1cf9SJaghathiswari Rankappagounder Natarajan * 8fd0f1cf9SJaghathiswari Rankappagounder Natarajan * http://www.apache.org/licenses/LICENSE-2.0 9fd0f1cf9SJaghathiswari Rankappagounder Natarajan * 10fd0f1cf9SJaghathiswari Rankappagounder Natarajan * Unless required by applicable law or agreed to in writing, software 11fd0f1cf9SJaghathiswari Rankappagounder Natarajan * distributed under the License is distributed on an "AS IS" BASIS, 12fd0f1cf9SJaghathiswari Rankappagounder Natarajan * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13fd0f1cf9SJaghathiswari Rankappagounder Natarajan * See the License for the specific language governing permissions and 14fd0f1cf9SJaghathiswari Rankappagounder Natarajan * limitations under the License. 15fd0f1cf9SJaghathiswari Rankappagounder Natarajan */ 16fd0f1cf9SJaghathiswari Rankappagounder Natarajan 17fd0f1cf9SJaghathiswari Rankappagounder Natarajan #include "entity_name.hpp" 18fd0f1cf9SJaghathiswari Rankappagounder Natarajan 190e9aae5dSPatrick Venture #include "commands.hpp" 2007f85150SPatrick Venture #include "errors.hpp" 2107f85150SPatrick Venture #include "handler.hpp" 22fd0f1cf9SJaghathiswari Rankappagounder Natarajan 23fd0f1cf9SJaghathiswari Rankappagounder Natarajan #include <cstdint> 24fd0f1cf9SJaghathiswari Rankappagounder Natarajan #include <cstring> 25fd0f1cf9SJaghathiswari Rankappagounder Natarajan #include <string> 26fd0f1cf9SJaghathiswari Rankappagounder Natarajan #include <vector> 27fd0f1cf9SJaghathiswari Rankappagounder Natarajan 28fd0f1cf9SJaghathiswari Rankappagounder Natarajan namespace google 29fd0f1cf9SJaghathiswari Rankappagounder Natarajan { 30fd0f1cf9SJaghathiswari Rankappagounder Natarajan namespace ipmi 31fd0f1cf9SJaghathiswari Rankappagounder Natarajan { 32fd0f1cf9SJaghathiswari Rankappagounder Natarajan 33fd0f1cf9SJaghathiswari Rankappagounder Natarajan namespace 34fd0f1cf9SJaghathiswari Rankappagounder Natarajan { 35fd0f1cf9SJaghathiswari Rankappagounder Natarajan 36fd0f1cf9SJaghathiswari Rankappagounder Natarajan // TODO (jaghu) : Add a call to get getChannelMaxTransferSize. 37fd0f1cf9SJaghathiswari Rankappagounder Natarajan #ifndef MAX_IPMI_BUFFER 38fd0f1cf9SJaghathiswari Rankappagounder Natarajan #define MAX_IPMI_BUFFER 64 39fd0f1cf9SJaghathiswari Rankappagounder Natarajan #endif 40fd0f1cf9SJaghathiswari Rankappagounder Natarajan 41fd0f1cf9SJaghathiswari Rankappagounder Natarajan } // namespace 42fd0f1cf9SJaghathiswari Rankappagounder Natarajan 43fd0f1cf9SJaghathiswari Rankappagounder Natarajan struct GetEntityNameRequest 44fd0f1cf9SJaghathiswari Rankappagounder Natarajan { 45fd0f1cf9SJaghathiswari Rankappagounder Natarajan uint8_t subcommand; 4645fad1bbSPatrick Venture uint8_t entityId; 4745fad1bbSPatrick Venture uint8_t entityInstance; 48fd0f1cf9SJaghathiswari Rankappagounder Natarajan } __attribute__((packed)); 49fd0f1cf9SJaghathiswari Rankappagounder Natarajan 50fd0f1cf9SJaghathiswari Rankappagounder Natarajan struct GetEntityNameReply 51fd0f1cf9SJaghathiswari Rankappagounder Natarajan { 52fd0f1cf9SJaghathiswari Rankappagounder Natarajan uint8_t subcommand; 5345fad1bbSPatrick Venture uint8_t entityNameLength; 54fd0f1cf9SJaghathiswari Rankappagounder Natarajan } __attribute__((packed)); 55fd0f1cf9SJaghathiswari Rankappagounder Natarajan 5645fad1bbSPatrick Venture ipmi_ret_t getEntityName(const uint8_t* reqBuf, uint8_t* replyBuf, 5707f85150SPatrick Venture size_t* dataLen, HandlerInterface* handler) 58fd0f1cf9SJaghathiswari Rankappagounder Natarajan { 59fd0f1cf9SJaghathiswari Rankappagounder Natarajan struct GetEntityNameRequest request; 60fd0f1cf9SJaghathiswari Rankappagounder Natarajan 61fd0f1cf9SJaghathiswari Rankappagounder Natarajan if ((*dataLen) < sizeof(request)) 62fd0f1cf9SJaghathiswari Rankappagounder Natarajan { 63fd0f1cf9SJaghathiswari Rankappagounder Natarajan std::fprintf(stderr, "Invalid command length: %u\n", 64fd0f1cf9SJaghathiswari Rankappagounder Natarajan static_cast<uint32_t>(*dataLen)); 65fd0f1cf9SJaghathiswari Rankappagounder Natarajan return IPMI_CC_REQ_DATA_LEN_INVALID; 66fd0f1cf9SJaghathiswari Rankappagounder Natarajan } 67fd0f1cf9SJaghathiswari Rankappagounder Natarajan 68fd0f1cf9SJaghathiswari Rankappagounder Natarajan std::memcpy(&request, &reqBuf[0], sizeof(request)); 69fd0f1cf9SJaghathiswari Rankappagounder Natarajan std::string entityName; 70fd0f1cf9SJaghathiswari Rankappagounder Natarajan try 71fd0f1cf9SJaghathiswari Rankappagounder Natarajan { 7207f85150SPatrick Venture entityName = 7345fad1bbSPatrick Venture handler->getEntityName(request.entityId, request.entityInstance); 74fd0f1cf9SJaghathiswari Rankappagounder Natarajan } 7507f85150SPatrick Venture catch (const IpmiException& e) 76fd0f1cf9SJaghathiswari Rankappagounder Natarajan { 7707f85150SPatrick Venture return e.getIpmiError(); 78fd0f1cf9SJaghathiswari Rankappagounder Natarajan } 79fd0f1cf9SJaghathiswari Rankappagounder Natarajan 80fd0f1cf9SJaghathiswari Rankappagounder Natarajan int length = sizeof(struct GetEntityNameReply) + entityName.length(); 81fd0f1cf9SJaghathiswari Rankappagounder Natarajan 82fd0f1cf9SJaghathiswari Rankappagounder Natarajan // TODO (jaghu) : Add a call to get getChannelMaxTransferSize. 83fd0f1cf9SJaghathiswari Rankappagounder Natarajan if (length > MAX_IPMI_BUFFER) 84fd0f1cf9SJaghathiswari Rankappagounder Natarajan { 85fd0f1cf9SJaghathiswari Rankappagounder Natarajan std::fprintf(stderr, "Response would overflow response buffer\n"); 86fd0f1cf9SJaghathiswari Rankappagounder Natarajan return IPMI_CC_INVALID; 87fd0f1cf9SJaghathiswari Rankappagounder Natarajan } 88fd0f1cf9SJaghathiswari Rankappagounder Natarajan 89fd0f1cf9SJaghathiswari Rankappagounder Natarajan auto reply = reinterpret_cast<struct GetEntityNameReply*>(&replyBuf[0]); 90fd0f1cf9SJaghathiswari Rankappagounder Natarajan reply->subcommand = SysEntityName; 9145fad1bbSPatrick Venture reply->entityNameLength = entityName.length(); 92*5d789734SWilliam A. Kennington III std::memcpy(reply + 1, entityName.c_str(), entityName.length()); 93fd0f1cf9SJaghathiswari Rankappagounder Natarajan 94fd0f1cf9SJaghathiswari Rankappagounder Natarajan (*dataLen) = length; 95fd0f1cf9SJaghathiswari Rankappagounder Natarajan return IPMI_CC_OK; 96fd0f1cf9SJaghathiswari Rankappagounder Natarajan } 97fd0f1cf9SJaghathiswari Rankappagounder Natarajan } // namespace ipmi 98fd0f1cf9SJaghathiswari Rankappagounder Natarajan } // namespace google 99