Forks/citra
1
0
Fork 0
mirror of https://github.com/PabloMK7/citra.git synced 2025-10-31 13:50:03 +00:00
Code Issues Projects Releases Packages Wiki Activity

file_sys: Add support for the BOSS ext save data archive. (#7231)

Browse source
This commit is contained in:
Steveice10 2023-12-03 14:02:23 -08:00 • committed by GitHub
parent ea9f522c0c
commit 875f5eaad5
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
7 changed files with 36 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

1
src/core/file_sys/archive_backend.h
View file

@ -41,6 +41,7 @@ class Path {
public:
Path() : type(LowPathType::Invalid) {}
Path(const char* path) : type(LowPathType::Char), string(path) {}
Path(std::string path) : type(LowPathType::Char), string(std::move(path)) {}
Path(std::vector<u8> binary_data) : type(LowPathType::Binary), binary(std::move(binary_data)) {}
template <std::size_t size>
Path(const std::array<u8, size>& binary_data)

13
src/core/file_sys/archive_extsavedata.cpp
View file

@ -216,14 +216,16 @@ Path ConstructExtDataBinaryPath(u32 media_type, u32 high, u32 low) {
}
ArchiveFactory_ExtSaveData::ArchiveFactory_ExtSaveData(const std::string& mount_location,
bool shared)
: shared(shared), mount_point(GetExtDataContainerPath(mount_location, shared)) {
ExtSaveDataType type_)
: type(type_),
mount_point(GetExtDataContainerPath(mount_location, type_ == ExtSaveDataType::Shared)) {
LOG_DEBUG(Service_FS, "Directory {} set as base for ExtSaveData.", mount_point);
}
Path ArchiveFactory_ExtSaveData::GetCorrectedPath(const Path& path) {
if (!shared)
if (type != ExtSaveDataType::Shared) {
return path;
}
static constexpr u32 SharedExtDataHigh = 0x48000;
@ -242,11 +244,12 @@ Path ArchiveFactory_ExtSaveData::GetCorrectedPath(const Path& path) {
ResultVal<std::unique_ptr<ArchiveBackend>> ArchiveFactory_ExtSaveData::Open(const Path& path,
u64 program_id) {
std::string fullpath = GetExtSaveDataPath(mount_point, GetCorrectedPath(path)) + "user/";
const auto directory = type == ExtSaveDataType::Boss ? "boss/" : "user/";
const auto fullpath = GetExtSaveDataPath(mount_point, GetCorrectedPath(path)) + directory;
if (!FileUtil::Exists(fullpath)) {
// TODO(Subv): Verify the archive behavior of SharedExtSaveData compared to ExtSaveData.
// ExtSaveData seems to return FS_NotFound (120) when the archive doesn't exist.
if (!shared) {
if (type != ExtSaveDataType::Shared) {
return ERR_NOT_FOUND_INVALID_STATE;
} else {
return ERR_NOT_FORMATTED;

14
src/core/file_sys/archive_extsavedata.h
View file

@ -15,10 +15,16 @@
namespace FileSys {
enum class ExtSaveDataType {
Normal, ///< Regular non-shared ext save data
Shared, ///< Shared ext save data
Boss, ///< SpotPass ext save data
};
/// File system interface to the ExtSaveData archive
class ArchiveFactory_ExtSaveData final : public ArchiveFactory {
public:
ArchiveFactory_ExtSaveData(const std::string& mount_point, bool shared);
ArchiveFactory_ExtSaveData(const std::string& mount_point, ExtSaveDataType type_);
std::string GetName() const override {
return "ExtSaveData";
@ -42,8 +48,8 @@ public:
void WriteIcon(const Path& path, std::span<const u8> icon);
private:
bool shared; ///< Whether this archive represents an ExtSaveData archive or a SharedExtSaveData
/// archive
/// Type of ext save data archive being accessed.
ExtSaveDataType type;
/**
* This holds the full directory path for this archive, it is only set after a successful call
@ -59,7 +65,7 @@ private:
template <class Archive>
void serialize(Archive& ar, const unsigned int) {
ar& boost::serialization::base_object<ArchiveFactory>(*this);
ar& shared;
ar& type;
ar& mount_point;
}
friend class boost::serialization::access;