Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 1 | #include "config.h" |
| 2 | |
| 3 | #include "file_io_by_type.hpp" |
| 4 | |
George Liu | 6492f52 | 2020-06-16 10:34:05 +0800 | [diff] [blame] | 5 | #include "libpldm/base.h" |
| 6 | #include "oem/ibm/libpldm/file_io.h" |
| 7 | |
Deepak Kodihalli | d130e1a | 2020-06-17 05:55:32 -0500 | [diff] [blame] | 8 | #include "common/utils.hpp" |
Sampa Misra | d823cc0 | 2020-03-24 04:53:20 -0500 | [diff] [blame] | 9 | #include "file_io_type_cert.hpp" |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 10 | #include "file_io_type_dump.hpp" |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 11 | #include "file_io_type_lid.hpp" |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 12 | #include "file_io_type_pel.hpp" |
Manojkiran Eda | d94bb83 | 2021-02-17 11:40:22 +0530 | [diff] [blame] | 13 | #include "file_io_type_progress_src.hpp" |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 14 | #include "xyz/openbmc_project/Common/error.hpp" |
| 15 | |
| 16 | #include <stdint.h> |
| 17 | #include <unistd.h> |
| 18 | |
George Liu | 6492f52 | 2020-06-16 10:34:05 +0800 | [diff] [blame] | 19 | #include <xyz/openbmc_project/Logging/Entry/server.hpp> |
| 20 | |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 21 | #include <exception> |
| 22 | #include <filesystem> |
Deepak Kodihalli | 75e02f8 | 2019-11-20 02:51:05 -0600 | [diff] [blame] | 23 | #include <fstream> |
Sampa Misra | aa8ae72 | 2019-12-12 03:20:40 -0600 | [diff] [blame] | 24 | #include <iostream> |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 25 | #include <vector> |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 26 | |
| 27 | namespace pldm |
| 28 | { |
| 29 | namespace responder |
| 30 | { |
| 31 | |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 32 | using namespace sdbusplus::xyz::openbmc_project::Common::Error; |
| 33 | |
Deepak Kodihalli | 15211b4 | 2019-12-14 02:24:49 -0600 | [diff] [blame] | 34 | int FileHandler::transferFileData(int32_t fd, bool upstream, uint32_t offset, |
| 35 | uint32_t& length, uint64_t address) |
| 36 | { |
| 37 | dma::DMA xdmaInterface; |
| 38 | while (length > dma::maxSize) |
| 39 | { |
| 40 | auto rc = xdmaInterface.transferDataHost(fd, offset, dma::maxSize, |
| 41 | address, upstream); |
| 42 | if (rc < 0) |
| 43 | { |
| 44 | return PLDM_ERROR; |
| 45 | } |
| 46 | offset += dma::maxSize; |
| 47 | length -= dma::maxSize; |
| 48 | address += dma::maxSize; |
| 49 | } |
| 50 | auto rc = |
| 51 | xdmaInterface.transferDataHost(fd, offset, length, address, upstream); |
| 52 | return rc < 0 ? PLDM_ERROR : PLDM_SUCCESS; |
| 53 | } |
| 54 | |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 55 | int FileHandler::transferFileDataToSocket(int32_t fd, uint32_t& length, |
| 56 | uint64_t address) |
| 57 | { |
| 58 | dma::DMA xdmaInterface; |
| 59 | while (length > dma::maxSize) |
| 60 | { |
| 61 | auto rc = |
| 62 | xdmaInterface.transferHostDataToSocket(fd, dma::maxSize, address); |
| 63 | if (rc < 0) |
| 64 | { |
| 65 | return PLDM_ERROR; |
| 66 | } |
| 67 | length -= dma::maxSize; |
| 68 | address += dma::maxSize; |
| 69 | } |
| 70 | auto rc = xdmaInterface.transferHostDataToSocket(fd, length, address); |
| 71 | return rc < 0 ? PLDM_ERROR : PLDM_SUCCESS; |
| 72 | } |
| 73 | |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 74 | int FileHandler::transferFileData(const fs::path& path, bool upstream, |
Deepak Kodihalli | 75e02f8 | 2019-11-20 02:51:05 -0600 | [diff] [blame] | 75 | uint32_t offset, uint32_t& length, |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 76 | uint64_t address) |
| 77 | { |
Deepak Kodihalli | 15211b4 | 2019-12-14 02:24:49 -0600 | [diff] [blame] | 78 | bool fileExists = false; |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 79 | if (upstream) |
| 80 | { |
Deepak Kodihalli | 15211b4 | 2019-12-14 02:24:49 -0600 | [diff] [blame] | 81 | fileExists = fs::exists(path); |
| 82 | if (!fileExists) |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 83 | { |
Sampa Misra | aa8ae72 | 2019-12-12 03:20:40 -0600 | [diff] [blame] | 84 | std::cerr << "File does not exist. PATH=" << path.c_str() << "\n"; |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 85 | return PLDM_INVALID_FILE_HANDLE; |
| 86 | } |
| 87 | |
| 88 | size_t fileSize = fs::file_size(path); |
| 89 | if (offset >= fileSize) |
| 90 | { |
Sampa Misra | aa8ae72 | 2019-12-12 03:20:40 -0600 | [diff] [blame] | 91 | std::cerr << "Offset exceeds file size, OFFSET=" << offset |
| 92 | << " FILE_SIZE=" << fileSize << "\n"; |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 93 | return PLDM_DATA_OUT_OF_RANGE; |
| 94 | } |
| 95 | if (offset + length > fileSize) |
| 96 | { |
| 97 | length = fileSize - offset; |
| 98 | } |
| 99 | } |
| 100 | |
Deepak Kodihalli | 15211b4 | 2019-12-14 02:24:49 -0600 | [diff] [blame] | 101 | int flags{}; |
| 102 | if (upstream) |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 103 | { |
Deepak Kodihalli | 15211b4 | 2019-12-14 02:24:49 -0600 | [diff] [blame] | 104 | flags = O_RDONLY; |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 105 | } |
Deepak Kodihalli | 15211b4 | 2019-12-14 02:24:49 -0600 | [diff] [blame] | 106 | else if (fileExists) |
| 107 | { |
| 108 | flags = O_RDWR; |
| 109 | } |
| 110 | else |
| 111 | { |
| 112 | flags = O_WRONLY; |
| 113 | } |
| 114 | int file = open(path.string().c_str(), flags); |
| 115 | if (file == -1) |
| 116 | { |
| 117 | std::cerr << "File does not exist, PATH = " << path.string() << "\n"; |
| 118 | ; |
| 119 | return PLDM_ERROR; |
| 120 | } |
| 121 | utils::CustomFD fd(file); |
| 122 | |
| 123 | return transferFileData(fd(), upstream, offset, length, address); |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 124 | } |
| 125 | |
| 126 | std::unique_ptr<FileHandler> getHandlerByType(uint16_t fileType, |
| 127 | uint32_t fileHandle) |
| 128 | { |
| 129 | switch (fileType) |
| 130 | { |
| 131 | case PLDM_FILE_TYPE_PEL: |
| 132 | { |
| 133 | return std::make_unique<PelHandler>(fileHandle); |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 134 | } |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 135 | case PLDM_FILE_TYPE_LID_PERM: |
| 136 | { |
| 137 | return std::make_unique<LidHandler>(fileHandle, true); |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 138 | } |
| 139 | case PLDM_FILE_TYPE_LID_TEMP: |
| 140 | { |
| 141 | return std::make_unique<LidHandler>(fileHandle, false); |
Deepak Kodihalli | f6d3a83 | 2019-11-19 07:00:29 -0600 | [diff] [blame] | 142 | } |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 143 | case PLDM_FILE_TYPE_LID_MARKER: |
| 144 | { |
| 145 | return std::make_unique<LidHandler>(fileHandle, false, |
| 146 | PLDM_FILE_TYPE_LID_MARKER); |
Sampa Misra | 3a0e3b9 | 2020-10-21 05:58:00 -0500 | [diff] [blame] | 147 | } |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 148 | case PLDM_FILE_TYPE_DUMP: |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 149 | case PLDM_FILE_TYPE_RESOURCE_DUMP_PARMS: |
| 150 | case PLDM_FILE_TYPE_RESOURCE_DUMP: |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 151 | { |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 152 | return std::make_unique<DumpHandler>(fileHandle, fileType); |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 153 | } |
Sampa Misra | d823cc0 | 2020-03-24 04:53:20 -0500 | [diff] [blame] | 154 | case PLDM_FILE_TYPE_CERT_SIGNING_REQUEST: |
| 155 | case PLDM_FILE_TYPE_SIGNED_CERT: |
| 156 | case PLDM_FILE_TYPE_ROOT_CERT: |
| 157 | { |
| 158 | return std::make_unique<CertHandler>(fileHandle, fileType); |
Sampa Misra | d823cc0 | 2020-03-24 04:53:20 -0500 | [diff] [blame] | 159 | } |
Manojkiran Eda | d94bb83 | 2021-02-17 11:40:22 +0530 | [diff] [blame] | 160 | case PLDM_FILE_TYPE_PROGRESS_SRC: |
| 161 | { |
| 162 | return std::make_unique<ProgressCodeHandler>(fileHandle); |
| 163 | } |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 164 | default: |
| 165 | { |
Sampa Misra | aa8ae72 | 2019-12-12 03:20:40 -0600 | [diff] [blame] | 166 | throw InternalFailure(); |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 167 | break; |
| 168 | } |
| 169 | } |
| 170 | return nullptr; |
| 171 | } |
| 172 | |
Deepak Kodihalli | 75e02f8 | 2019-11-20 02:51:05 -0600 | [diff] [blame] | 173 | int FileHandler::readFile(const std::string& filePath, uint32_t offset, |
| 174 | uint32_t& length, Response& response) |
| 175 | { |
| 176 | if (!fs::exists(filePath)) |
| 177 | { |
Sampa Misra | aa8ae72 | 2019-12-12 03:20:40 -0600 | [diff] [blame] | 178 | std::cerr << "File does not exist, HANDLE=" << fileHandle |
| 179 | << " PATH=" << filePath.c_str() << "\n"; |
Deepak Kodihalli | 75e02f8 | 2019-11-20 02:51:05 -0600 | [diff] [blame] | 180 | return PLDM_INVALID_FILE_HANDLE; |
| 181 | } |
| 182 | |
| 183 | size_t fileSize = fs::file_size(filePath); |
| 184 | if (offset >= fileSize) |
| 185 | { |
Sampa Misra | aa8ae72 | 2019-12-12 03:20:40 -0600 | [diff] [blame] | 186 | std::cerr << "Offset exceeds file size, OFFSET=" << offset |
| 187 | << " FILE_SIZE=" << fileSize << "\n"; |
Deepak Kodihalli | 75e02f8 | 2019-11-20 02:51:05 -0600 | [diff] [blame] | 188 | return PLDM_DATA_OUT_OF_RANGE; |
| 189 | } |
| 190 | |
| 191 | if (offset + length > fileSize) |
| 192 | { |
| 193 | length = fileSize - offset; |
| 194 | } |
| 195 | |
| 196 | size_t currSize = response.size(); |
| 197 | response.resize(currSize + length); |
| 198 | auto filePos = reinterpret_cast<char*>(response.data()); |
| 199 | filePos += currSize; |
| 200 | std::ifstream stream(filePath, std::ios::in | std::ios::binary); |
| 201 | if (stream) |
| 202 | { |
| 203 | stream.seekg(offset); |
| 204 | stream.read(filePos, length); |
| 205 | return PLDM_SUCCESS; |
| 206 | } |
Sampa Misra | aa8ae72 | 2019-12-12 03:20:40 -0600 | [diff] [blame] | 207 | std::cerr << "Unable to read file, FILE=" << filePath.c_str() << "\n"; |
Deepak Kodihalli | 75e02f8 | 2019-11-20 02:51:05 -0600 | [diff] [blame] | 208 | return PLDM_ERROR; |
| 209 | } |
| 210 | |
Sampa Misra | 854e61f | 2019-08-22 04:36:47 -0500 | [diff] [blame] | 211 | } // namespace responder |
| 212 | } // namespace pldm |