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[FS] Formatting archives v1

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wheremyfoodat 2023-05-16 23:37:52 +03:00
parent 2f5bb45d58
commit 4dc04be350
6 changed files with 67 additions and 4 deletions
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17
src/core/fs/archive_ext_save_data.cpp
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@ -70,11 +70,28 @@ FileDescriptor ExtSaveDataArchive::openFile(const FSPath& path, const FilePerms&
return FileError;
}
std::string ExtSaveDataArchive::getExtSaveDataPathFromBinary(const FSPath& path) {
// TODO: Remove punning here
const u32 mediaType = *(u32*)&path.binary[0];
const u32 saveLow = *(u32*)&path.binary[4];
const u32 saveHigh = *(u32*)&path.binary[8];
// TODO: Should the media type be used here
return backingFolder + std::to_string(saveLow) + std::to_string(saveHigh);
}
Rust::Result<ArchiveBase*, FSResult> ExtSaveDataArchive::openArchive(const FSPath& path) {
if (path.type != PathType::Binary || path.binary.size() != 12) {
Helpers::panic("ExtSaveData accessed with an invalid path in OpenArchive");
}
// Create a format info path in the style of AppData/FormatInfo/Cartridge10390390194.format
fs::path formatInfopath = IOFile::getAppData() / "FormatInfo" / (getExtSaveDataPathFromBinary(path) + ".format");
// Format info not found so the archive is not formatted
if (!fs::is_regular_file(formatInfopath)) {
return isShared ? Err(FSResult::NotFormatted) : Err(FSResult::NotFoundInvalid);
}
return Ok((ArchiveBase*)this);
}

22
src/core/fs/archive_save_data.cpp
View file

@ -94,8 +94,20 @@ Rust::Result<DirectorySession, FSResult> SaveDataArchive::openDirectory(const FS
}
ArchiveBase::FormatInfo SaveDataArchive::getFormatInfo(const FSPath& path) {
//Helpers::panic("Unimplemented SaveData::GetFormatInfo");
return FormatInfo{ .size = 0, .numOfDirectories = 255, .numOfFiles = 255, .duplicateData = false };
Helpers::panic("Unimplemented SaveData::GetFormatInfo");
}
void SaveDataArchive::format(const FSPath& path, const ArchiveBase::FormatInfo& info) {
const fs::path saveDataPath = IOFile::getAppData() / "SaveData";
const fs::path formatInfoPath = getFormatInfoPath();
// Delete all contents by deleting the directory then recreating it
fs::remove_all(saveDataPath);
fs::create_directories(saveDataPath);
// Write format info on disk
IOFile file(formatInfoPath, "wb");
file.writeBytes(&info, sizeof(info));
}
Rust::Result<ArchiveBase*, FSResult> SaveDataArchive::openArchive(const FSPath& path) {
@ -104,6 +116,12 @@ Rust::Result<ArchiveBase*, FSResult> SaveDataArchive::openArchive(const FSPath&
return Err(FSResult::NotFoundInvalid);
}
const fs::path formatInfoPath = getFormatInfoPath();
// Format info not found so the archive is not formatted
if (!fs::is_regular_file(formatInfoPath)) {
return Err(FSResult::NotFormatted);
}
return Ok((ArchiveBase*)this);
}