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62 lines
1.8 KiB
C++
62 lines
1.8 KiB
C++
// SPDX-FileCopyrightText: 2019-2024 Connor McLaughlin <stenzek@gmail.com>
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// SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0)
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#pragma once
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#include <array>
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#include <string>
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#include <string_view>
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#include <vector>
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class Error;
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namespace MemoryCardImage {
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enum : u32
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{
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DATA_SIZE = 128 * 1024, // 1mbit
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BLOCK_SIZE = 8192,
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FRAME_SIZE = 128,
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FRAMES_PER_BLOCK = BLOCK_SIZE / FRAME_SIZE,
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NUM_BLOCKS = DATA_SIZE / BLOCK_SIZE,
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NUM_FRAMES = DATA_SIZE / FRAME_SIZE,
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ICON_WIDTH = 16,
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ICON_HEIGHT = 16
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};
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using DataArray = std::array<u8, DATA_SIZE>;
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bool LoadFromFile(DataArray* data, const char* filename);
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bool SaveToFile(const DataArray& data, const char* filename);
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void Format(DataArray* data);
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struct IconFrame
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{
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u32 pixels[ICON_WIDTH * ICON_HEIGHT];
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};
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struct FileInfo
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{
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std::string filename;
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std::string title;
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u32 size;
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u32 first_block;
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u32 num_blocks;
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bool deleted;
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std::vector<IconFrame> icon_frames;
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};
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bool IsValid(const DataArray& data);
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u32 GetFreeBlockCount(const DataArray& data);
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std::vector<FileInfo> EnumerateFiles(const DataArray& data, bool include_deleted);
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bool ReadFile(const DataArray& data, const FileInfo& fi, std::vector<u8>* buffer, Error* error);
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bool WriteFile(DataArray* data, const std::string_view& filename, const std::vector<u8>& buffer, Error* error);
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bool DeleteFile(DataArray* data, const FileInfo& fi, bool clear_sectors);
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bool UndeleteFile(DataArray* data, const FileInfo& fi);
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bool ImportCard(DataArray* data, const char* filename, Error* error);
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bool ImportCard(DataArray* data, const char* filename, std::vector<u8> file_data, Error* error);
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bool ExportSave(DataArray* data, const FileInfo& fi, const char* filename, Error* error);
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bool ImportSave(DataArray* data, const char* filename, Error* error);
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} // namespace MemoryCardImage
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