| Archana Kakani | d6b0056 | 2024-03-31 17:53:58 -0500 | [diff] [blame] | 1 | #include "file_io_type_pcie.hpp" |
| 2 | |
| 3 | #include "libpldm/base.h" |
| 4 | #include "libpldm/file_io.h" |
| 5 | |
| 6 | #include <stdint.h> |
| 7 | |
| 8 | #include <phosphor-logging/lg2.hpp> |
| 9 | |
| 10 | PHOSPHOR_LOG2_USING; |
| 11 | |
| 12 | namespace pldm |
| 13 | { |
| 14 | namespace responder |
| 15 | { |
| 16 | |
| 17 | static constexpr auto pciePath = "/var/lib/pldm/pcie-topology/"; |
| 18 | constexpr auto topologyFile = "topology"; |
| 19 | constexpr auto cableInfoFile = "cableinfo"; |
| 20 | |
| 21 | namespace fs = std::filesystem; |
| 22 | std::unordered_map<uint16_t, bool> PCIeInfoHandler::receivedFiles; |
| 23 | |
| 24 | PCIeInfoHandler::PCIeInfoHandler(uint32_t fileHandle, uint16_t fileType) : |
| 25 | FileHandler(fileHandle), infoType(fileType) |
| 26 | { |
| 27 | receivedFiles.emplace(infoType, false); |
| 28 | } |
| 29 | |
| 30 | int PCIeInfoHandler::writeFromMemory( |
| 31 | uint32_t offset, uint32_t length, uint64_t address, |
| 32 | oem_platform::Handler* /*oemPlatformHandler*/) |
| 33 | { |
| 34 | if (!fs::exists(pciePath)) |
| 35 | { |
| 36 | fs::create_directories(pciePath); |
| 37 | fs::permissions(pciePath, |
| 38 | fs::perms::others_read | fs::perms::owner_write); |
| 39 | } |
| 40 | |
| 41 | fs::path infoFile(fs::path(pciePath) / topologyFile); |
| 42 | if (infoType == PLDM_FILE_TYPE_CABLE_INFO) |
| 43 | { |
| 44 | infoFile = (fs::path(pciePath) / cableInfoFile); |
| 45 | } |
| 46 | |
| 47 | try |
| 48 | { |
| 49 | std::ofstream pcieData(infoFile, std::ios::out | std::ios::binary); |
| 50 | auto rc = transferFileData(infoFile, false, offset, length, address); |
| 51 | if (rc != PLDM_SUCCESS) |
| 52 | { |
| 53 | error("TransferFileData failed in PCIeTopology with error {ERROR}", |
| 54 | "ERROR", rc); |
| 55 | return rc; |
| 56 | } |
| 57 | return PLDM_SUCCESS; |
| 58 | } |
| 59 | catch (const std::exception& e) |
| 60 | { |
| 61 | error("Create/Write data to the File type {TYPE}, failed {ERROR}", |
| 62 | "TYPE", (int)infoType, "ERROR", e); |
| 63 | return PLDM_ERROR; |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | int PCIeInfoHandler::write(const char* buffer, uint32_t, uint32_t& length, |
| 68 | oem_platform::Handler* /*oemPlatformHandler*/) |
| 69 | { |
| 70 | fs::path infoFile(fs::path(pciePath) / topologyFile); |
| 71 | if (infoType == PLDM_FILE_TYPE_CABLE_INFO) |
| 72 | { |
| 73 | infoFile = (fs::path(pciePath) / cableInfoFile); |
| 74 | } |
| 75 | |
| 76 | try |
| 77 | { |
| 78 | std::ofstream pcieData(infoFile, std::ios::out | std::ios::binary | |
| 79 | std::ios::app); |
| 80 | |
| 81 | if (!buffer) |
| 82 | { |
| 83 | pcieData.write(buffer, length); |
| 84 | } |
| 85 | pcieData.close(); |
| 86 | } |
| 87 | catch (const std::exception& e) |
| 88 | { |
| 89 | error("Create/Write data to the File type {TYPE}, failed {ERROR}", |
| 90 | "TYPE", (int)infoType, "ERROR", e); |
| 91 | return PLDM_ERROR; |
| 92 | } |
| 93 | |
| 94 | return PLDM_SUCCESS; |
| 95 | } |
| 96 | |
| 97 | int PCIeInfoHandler::fileAck(uint8_t /*fileStatus*/) |
| 98 | { |
| 99 | receivedFiles[infoType] = true; |
| 100 | try |
| 101 | { |
| 102 | if (receivedFiles.at(PLDM_FILE_TYPE_CABLE_INFO) && |
| 103 | receivedFiles.at(PLDM_FILE_TYPE_PCIE_TOPOLOGY)) |
| 104 | { |
| 105 | receivedFiles.clear(); |
| 106 | } |
| 107 | } |
| 108 | catch (const std::out_of_range& e) |
| 109 | { |
| 110 | info("Received only one of the topology file"); |
| 111 | } |
| 112 | return PLDM_SUCCESS; |
| 113 | } |
| 114 | |
| 115 | } // namespace responder |
| 116 | } // namespace pldm |