Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 1 | #pragma once |
| 2 | |
| 3 | #include "config.h" |
| 4 | |
| 5 | #include "file_io_by_type.hpp" |
| 6 | |
Adriana Kobylak | 6876f12 | 2019-12-12 09:49:56 -0600 | [diff] [blame] | 7 | #include <filesystem> |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 8 | #include <sstream> |
| 9 | #include <string> |
| 10 | |
| 11 | namespace pldm |
| 12 | { |
| 13 | namespace responder |
| 14 | { |
| 15 | |
Adriana Kobylak | 6876f12 | 2019-12-12 09:49:56 -0600 | [diff] [blame] | 16 | namespace fs = std::filesystem; |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 17 | |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 18 | using MarkerLIDremainingSize = uint64_t; |
| 19 | |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 20 | /** @class LidHandler |
| 21 | * |
| 22 | * @brief Inherits and implements FileHandler. This class is used |
| 23 | * to read/write LIDs. |
| 24 | */ |
| 25 | class LidHandler : public FileHandler |
| 26 | { |
| 27 | public: |
| 28 | /** @brief LidHandler constructor |
| 29 | */ |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 30 | LidHandler(uint32_t fileHandle, bool permSide, uint8_t lidType = 0) : |
| 31 | FileHandler(fileHandle), lidType(lidType) |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 32 | { |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 33 | sideToRead = permSide ? Pside : Tside; |
| 34 | isPatchDir = false; |
Adriana Kobylak | 76f820c | 2020-07-16 11:02:03 -0500 | [diff] [blame] | 35 | std::string dir = permSide ? LID_ALTERNATE_DIR : LID_RUNNING_DIR; |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 36 | std::stringstream stream; |
| 37 | stream << std::hex << fileHandle; |
Adriana Kobylak | 6876f12 | 2019-12-12 09:49:56 -0600 | [diff] [blame] | 38 | auto lidName = stream.str() + ".lid"; |
Deepak Kodihalli | 09b017b | 2020-08-26 07:37:32 -0500 | [diff] [blame] | 39 | std::string patchDir = |
| 40 | permSide ? LID_ALTERNATE_PATCH_DIR : LID_RUNNING_PATCH_DIR; |
| 41 | auto patch = fs::path(patchDir) / lidName; |
| 42 | if (fs::is_regular_file(patch)) |
Adriana Kobylak | 6876f12 | 2019-12-12 09:49:56 -0600 | [diff] [blame] | 43 | { |
| 44 | lidPath = patch; |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 45 | isPatchDir = true; |
Adriana Kobylak | 6876f12 | 2019-12-12 09:49:56 -0600 | [diff] [blame] | 46 | } |
| 47 | else |
| 48 | { |
| 49 | lidPath = std::move(dir) + '/' + lidName; |
| 50 | } |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 51 | } |
| 52 | |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 53 | /** @brief Method to construct the LID path based on current boot side |
| 54 | * @param[in] oemPlatformHandler - OEM platform handler |
| 55 | * @return bool - true if a new path is constructed |
| 56 | */ |
| 57 | bool constructLIDPath(oem_platform::Handler* oemPlatformHandler) |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 58 | { |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 59 | if (oemPlatformHandler != nullptr) |
| 60 | { |
| 61 | pldm::responder::oem_ibm_platform::Handler* oemIbmPlatformHandler = |
| 62 | dynamic_cast<pldm::responder::oem_ibm_platform::Handler*>( |
| 63 | oemPlatformHandler); |
| 64 | std::string dir = LID_ALTERNATE_DIR; |
| 65 | if (isPatchDir) |
| 66 | { |
| 67 | dir = LID_ALTERNATE_PATCH_DIR; |
| 68 | } |
| 69 | if (oemIbmPlatformHandler->codeUpdate->fetchCurrentBootSide() == |
| 70 | sideToRead) |
| 71 | { |
| 72 | if (isPatchDir) |
| 73 | { |
| 74 | dir = LID_RUNNING_PATCH_DIR; |
| 75 | } |
| 76 | else |
| 77 | { |
| 78 | dir = LID_RUNNING_DIR; |
| 79 | } |
| 80 | } |
| 81 | else if (oemIbmPlatformHandler->codeUpdate |
| 82 | ->isCodeUpdateInProgress()) |
| 83 | { |
| 84 | return false; |
| 85 | } |
| 86 | |
| 87 | std::stringstream stream; |
| 88 | stream << std::hex << fileHandle; |
| 89 | auto lidName = stream.str() + ".lid"; |
| 90 | lidPath = std::move(dir) + '/' + lidName; |
| 91 | } |
| 92 | return true; |
| 93 | } |
| 94 | |
| 95 | virtual int writeFromMemory(uint32_t offset, uint32_t length, |
| 96 | uint64_t address, |
| 97 | oem_platform::Handler* oemPlatformHandler) |
| 98 | { |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 99 | int rc = PLDM_SUCCESS; |
| 100 | bool codeUpdateInProgress = false; |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 101 | if (oemPlatformHandler != nullptr) |
| 102 | { |
| 103 | pldm::responder::oem_ibm_platform::Handler* oemIbmPlatformHandler = |
| 104 | dynamic_cast<pldm::responder::oem_ibm_platform::Handler*>( |
| 105 | oemPlatformHandler); |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 106 | codeUpdateInProgress = |
| 107 | oemIbmPlatformHandler->codeUpdate->isCodeUpdateInProgress(); |
| 108 | if (codeUpdateInProgress || lidType == PLDM_FILE_TYPE_LID_MARKER) |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 109 | { |
| 110 | std::string dir = LID_STAGING_DIR; |
| 111 | std::stringstream stream; |
| 112 | stream << std::hex << fileHandle; |
| 113 | auto lidName = stream.str() + ".lid"; |
| 114 | lidPath = std::move(dir) + '/' + lidName; |
| 115 | } |
| 116 | } |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 117 | bool fileExists = fs::exists(lidPath); |
| 118 | int flags{}; |
| 119 | if (fileExists) |
| 120 | { |
| 121 | flags = O_RDWR; |
| 122 | } |
| 123 | else |
| 124 | { |
| 125 | flags = O_WRONLY | O_CREAT | O_TRUNC | O_SYNC; |
| 126 | } |
Sagar Srinivas | 9a64b4a | 2021-02-09 07:55:38 -0600 | [diff] [blame] | 127 | auto fd = open(lidPath.c_str(), flags, S_IRUSR); |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 128 | if (fd == -1) |
| 129 | { |
| 130 | std::cerr << "Could not open file for writing " << lidPath.c_str() |
| 131 | << "\n"; |
| 132 | return PLDM_ERROR; |
| 133 | } |
| 134 | close(fd); |
| 135 | |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 136 | rc = transferFileData(lidPath, false, offset, length, address); |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 137 | if (rc != PLDM_SUCCESS) |
| 138 | { |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 139 | std::cerr << "writeFileFromMemory failed with rc= " << rc << " \n"; |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 140 | return rc; |
| 141 | } |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 142 | if (lidType == PLDM_FILE_TYPE_LID_MARKER) |
| 143 | { |
| 144 | markerLIDremainingSize -= length; |
| 145 | if (markerLIDremainingSize == 0) |
| 146 | { |
| 147 | pldm::responder::oem_ibm_platform::Handler* |
| 148 | oemIbmPlatformHandler = dynamic_cast< |
| 149 | pldm::responder::oem_ibm_platform::Handler*>( |
| 150 | oemPlatformHandler); |
| 151 | auto sensorId = |
| 152 | oemIbmPlatformHandler->codeUpdate->getMarkerLidSensor(); |
| 153 | using namespace pldm::responder::oem_ibm_platform; |
| 154 | oemIbmPlatformHandler->sendStateSensorEvent( |
| 155 | sensorId, PLDM_STATE_SENSOR_STATE, 0, VALID, VALID); |
| 156 | // rc = validate api; |
| 157 | rc = PLDM_SUCCESS; |
| 158 | } |
| 159 | } |
| 160 | else if (codeUpdateInProgress) |
| 161 | { |
| 162 | rc = processCodeUpdateLid(lidPath); |
| 163 | } |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 164 | return rc; |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 165 | } |
| 166 | |
Deepak Kodihalli | 75e02f8 | 2019-11-20 02:51:05 -0600 | [diff] [blame] | 167 | virtual int readIntoMemory(uint32_t offset, uint32_t& length, |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 168 | uint64_t address, |
| 169 | oem_platform::Handler* oemPlatformHandler) |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 170 | { |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 171 | if (constructLIDPath(oemPlatformHandler)) |
| 172 | { |
| 173 | return transferFileData(lidPath, true, offset, length, address); |
| 174 | } |
| 175 | return PLDM_ERROR; |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 176 | } |
| 177 | |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 178 | virtual int write(const char* buffer, uint32_t offset, uint32_t& length, |
| 179 | oem_platform::Handler* oemPlatformHandler) |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 180 | { |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 181 | int rc = PLDM_SUCCESS; |
| 182 | bool codeUpdateInProgress = false; |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 183 | if (oemPlatformHandler != nullptr) |
| 184 | { |
| 185 | pldm::responder::oem_ibm_platform::Handler* oemIbmPlatformHandler = |
| 186 | dynamic_cast<pldm::responder::oem_ibm_platform::Handler*>( |
| 187 | oemPlatformHandler); |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 188 | codeUpdateInProgress = |
| 189 | oemIbmPlatformHandler->codeUpdate->isCodeUpdateInProgress(); |
| 190 | if (codeUpdateInProgress || lidType == PLDM_FILE_TYPE_LID_MARKER) |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 191 | { |
| 192 | std::string dir = LID_STAGING_DIR; |
| 193 | std::stringstream stream; |
| 194 | stream << std::hex << fileHandle; |
| 195 | auto lidName = stream.str() + ".lid"; |
| 196 | lidPath = std::move(dir) + '/' + lidName; |
| 197 | } |
| 198 | } |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 199 | bool fileExists = fs::exists(lidPath); |
| 200 | int flags{}; |
| 201 | if (fileExists) |
| 202 | { |
| 203 | flags = O_RDWR; |
| 204 | size_t fileSize = fs::file_size(lidPath); |
| 205 | if (offset > fileSize) |
| 206 | { |
| 207 | std::cerr << "Offset exceeds file size, OFFSET=" << offset |
| 208 | << " FILE_SIZE=" << fileSize << "\n"; |
| 209 | return PLDM_DATA_OUT_OF_RANGE; |
| 210 | } |
| 211 | } |
| 212 | else |
| 213 | { |
| 214 | flags = O_WRONLY | O_CREAT | O_TRUNC | O_SYNC; |
| 215 | if (offset > 0) |
| 216 | { |
| 217 | std::cerr << "Offset is non zero in a new file \n"; |
| 218 | return PLDM_DATA_OUT_OF_RANGE; |
| 219 | } |
| 220 | } |
Sagar Srinivas | 9a64b4a | 2021-02-09 07:55:38 -0600 | [diff] [blame] | 221 | auto fd = open(lidPath.c_str(), flags, S_IRUSR); |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 222 | if (fd == -1) |
| 223 | { |
| 224 | std::cerr << "could not open file " << lidPath.c_str() << "\n"; |
| 225 | return PLDM_ERROR; |
| 226 | } |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 227 | rc = lseek(fd, offset, SEEK_SET); |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 228 | if (rc == -1) |
| 229 | { |
| 230 | std::cerr << "lseek failed, ERROR=" << errno |
| 231 | << ", OFFSET=" << offset << "\n"; |
| 232 | return PLDM_ERROR; |
| 233 | } |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 234 | rc = ::write(fd, buffer, length); |
| 235 | if (rc == -1) |
| 236 | { |
| 237 | std::cerr << "file write failed, ERROR=" << errno |
| 238 | << ", LENGTH=" << length << ", OFFSET=" << offset << "\n"; |
| 239 | return PLDM_ERROR; |
| 240 | } |
Pavithra Barithaya | 303387e | 2021-03-18 23:35:42 -0500 | [diff] [blame] | 241 | else if (rc == static_cast<int>(length)) |
| 242 | { |
| 243 | rc = PLDM_SUCCESS; |
| 244 | } |
| 245 | else if (rc < static_cast<int>(length)) |
| 246 | { |
| 247 | rc = PLDM_ERROR; |
| 248 | } |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 249 | close(fd); |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 250 | |
| 251 | if (lidType == PLDM_FILE_TYPE_LID_MARKER) |
| 252 | { |
| 253 | markerLIDremainingSize -= length; |
| 254 | if (markerLIDremainingSize == 0) |
| 255 | { |
| 256 | pldm::responder::oem_ibm_platform::Handler* |
| 257 | oemIbmPlatformHandler = dynamic_cast< |
| 258 | pldm::responder::oem_ibm_platform::Handler*>( |
| 259 | oemPlatformHandler); |
| 260 | auto sensorId = |
| 261 | oemIbmPlatformHandler->codeUpdate->getMarkerLidSensor(); |
| 262 | using namespace pldm::responder::oem_ibm_platform; |
| 263 | oemIbmPlatformHandler->sendStateSensorEvent( |
| 264 | sensorId, PLDM_STATE_SENSOR_STATE, 0, VALID, VALID); |
| 265 | // validate api |
| 266 | rc = PLDM_SUCCESS; |
| 267 | } |
| 268 | } |
| 269 | else if (codeUpdateInProgress) |
| 270 | { |
| 271 | rc = processCodeUpdateLid(lidPath); |
| 272 | } |
| 273 | |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 274 | return rc; |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 275 | } |
| 276 | |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 277 | virtual int read(uint32_t offset, uint32_t& length, Response& response, |
| 278 | oem_platform::Handler* oemPlatformHandler) |
Deepak Kodihalli | 75e02f8 | 2019-11-20 02:51:05 -0600 | [diff] [blame] | 279 | { |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 280 | if (constructLIDPath(oemPlatformHandler)) |
| 281 | { |
| 282 | return readFile(lidPath, offset, length, response); |
| 283 | } |
| 284 | return PLDM_ERROR; |
Deepak Kodihalli | 75e02f8 | 2019-11-20 02:51:05 -0600 | [diff] [blame] | 285 | } |
| 286 | |
Deepak Kodihalli | 2da1bfe | 2019-12-14 08:28:09 -0600 | [diff] [blame] | 287 | virtual int fileAck(uint8_t /*fileStatus*/) |
| 288 | { |
| 289 | return PLDM_ERROR_UNSUPPORTED_PLDM_CMD; |
| 290 | } |
| 291 | |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 292 | virtual int newFileAvailable(uint64_t length) |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 293 | |
| 294 | { |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 295 | if (lidType == PLDM_FILE_TYPE_LID_MARKER) |
| 296 | { |
| 297 | markerLIDremainingSize = length; |
| 298 | return PLDM_SUCCESS; |
| 299 | } |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 300 | return PLDM_ERROR_UNSUPPORTED_PLDM_CMD; |
| 301 | } |
| 302 | |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 303 | /** @brief LidHandler destructor |
| 304 | */ |
| 305 | ~LidHandler() |
George Liu | 6492f52 | 2020-06-16 10:34:05 +0800 | [diff] [blame] | 306 | {} |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 307 | |
| 308 | protected: |
| 309 | std::string lidPath; |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 310 | std::string sideToRead; |
| 311 | bool isPatchDir; |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 312 | static inline MarkerLIDremainingSize markerLIDremainingSize; |
| 313 | uint8_t lidType; |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 314 | }; |
| 315 | |
| 316 | } // namespace responder |
| 317 | } // namespace pldm |