| // Copyright 2023 The Pigweed Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| // use this file except in compliance with the License. You may obtain a copy of |
| // the License at |
| // |
| // https://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| // License for the specific language governing permissions and limitations under |
| // the License. |
| #pragma once |
| |
| #include "pw_persistent_ram/flat_file_system_entry.h" |
| #include "pw_system/config.h" |
| #include "pw_system/transfer_handlers.h" |
| |
| namespace pw::system { |
| |
| class FileManager { |
| public: |
| // Each transfer handler ID corresponds 1:1 with a transfer handler and |
| // filesystem element pair. The ID must be unique and increment from 0 to |
| // ensure no gaps in the FileManager handler & filesystem arrays. |
| // NOTE: the enumerators should never have values defined, to ensure they |
| // increment from zero and kNumFileSystemEntries is correct |
| enum TransferHandlerId : uint32_t { |
| #if PW_SYSTEM_ENABLE_TRACE_SERVICE |
| kTraceTransferHandlerId, |
| #endif |
| kNumFileSystemEntries |
| }; |
| |
| FileManager(); |
| |
| std::array<transfer::Handler*, kNumFileSystemEntries>& GetTransferHandlers() { |
| return transfer_handlers_; |
| } |
| std::array<file::FlatFileSystemService::Entry*, kNumFileSystemEntries>& |
| GetFileSystemEntries() { |
| return file_system_entries_; |
| } |
| |
| private: |
| #if PW_SYSTEM_ENABLE_TRACE_SERVICE |
| TracePersistentBufferTransfer trace_data_handler_; |
| persistent_ram::FlatFileSystemPersistentBufferEntry< |
| PW_TRACE_BUFFER_SIZE_BYTES> |
| trace_data_filesystem_entry_; |
| #endif |
| |
| std::array<transfer::Handler*, kNumFileSystemEntries> transfer_handlers_; |
| std::array<file::FlatFileSystemService::Entry*, kNumFileSystemEntries> |
| file_system_entries_; |
| }; |
| |
| FileManager& GetFileManager(); |
| |
| } // namespace pw::system |