diff options
Diffstat (limited to 'src/core/file_sys')
| -rw-r--r-- | src/core/file_sys/savedata_factory.cpp | 58 | ||||
| -rw-r--r-- | src/core/file_sys/savedata_factory.h | 4 |
2 files changed, 53 insertions, 9 deletions
diff --git a/src/core/file_sys/savedata_factory.cpp b/src/core/file_sys/savedata_factory.cpp index 8c1b2523c..1567da231 100644 --- a/src/core/file_sys/savedata_factory.cpp +++ b/src/core/file_sys/savedata_factory.cpp @@ -5,6 +5,7 @@ #include "common/assert.h" #include "common/common_types.h" #include "common/logging/log.h" +#include "common/uuid.h" #include "core/core.h" #include "core/file_sys/savedata_factory.h" #include "core/file_sys/vfs.h" @@ -59,6 +60,36 @@ bool ShouldSaveDataBeAutomaticallyCreated(SaveDataSpaceId space, const SaveDataA attr.title_id == 0 && attr.save_id == 0); } +std::string GetFutureSaveDataPath(SaveDataSpaceId space_id, SaveDataType type, u64 title_id, + u128 user_id) { + // Only detect nand user saves. + const auto space_id_path = [space_id]() -> std::string_view { + switch (space_id) { + case SaveDataSpaceId::NandUser: + return "/user/save"; + default: + return ""; + } + }(); + + if (space_id_path.empty()) { + return ""; + } + + Common::UUID uuid; + std::memcpy(uuid.uuid.data(), user_id.data(), sizeof(Common::UUID)); + + // Only detect account/device saves from the future location. + switch (type) { + case SaveDataType::SaveData: + return fmt::format("{}/account/{}/{:016X}/1", space_id_path, uuid.RawString(), title_id); + case SaveDataType::DeviceSaveData: + return fmt::format("{}/device/{:016X}/1", space_id_path, title_id); + default: + return ""; + } +} + } // Anonymous namespace std::string SaveDataAttribute::DebugInfo() const { @@ -82,7 +113,7 @@ ResultVal<VirtualDir> SaveDataFactory::Create(SaveDataSpaceId space, PrintSaveDataAttributeWarnings(meta); const auto save_directory = - GetFullPath(system, space, meta.type, meta.title_id, meta.user_id, meta.save_id); + GetFullPath(system, dir, space, meta.type, meta.title_id, meta.user_id, meta.save_id); auto out = dir->CreateDirectoryRelative(save_directory); @@ -99,7 +130,7 @@ ResultVal<VirtualDir> SaveDataFactory::Open(SaveDataSpaceId space, const SaveDataAttribute& meta) const { const auto save_directory = - GetFullPath(system, space, meta.type, meta.title_id, meta.user_id, meta.save_id); + GetFullPath(system, dir, space, meta.type, meta.title_id, meta.user_id, meta.save_id); auto out = dir->GetDirectoryRelative(save_directory); @@ -134,9 +165,9 @@ std::string SaveDataFactory::GetSaveDataSpaceIdPath(SaveDataSpaceId space) { } } -std::string SaveDataFactory::GetFullPath(Core::System& system, SaveDataSpaceId space, - SaveDataType type, u64 title_id, u128 user_id, - u64 save_id) { +std::string SaveDataFactory::GetFullPath(Core::System& system, VirtualDir dir, + SaveDataSpaceId space, SaveDataType type, u64 title_id, + u128 user_id, u64 save_id) { // According to switchbrew, if a save is of type SaveData and the title id field is 0, it should // be interpreted as the title id of the current process. if (type == SaveDataType::SaveData || type == SaveDataType::DeviceSaveData) { @@ -145,6 +176,17 @@ std::string SaveDataFactory::GetFullPath(Core::System& system, SaveDataSpaceId s } } + // For compat with a future impl. + if (std::string future_path = + GetFutureSaveDataPath(space, type, title_id & ~(0xFFULL), user_id); + !future_path.empty()) { + // Check if this location exists, and prefer it over the old. + if (const auto future_dir = dir->GetDirectoryRelative(future_path); future_dir != nullptr) { + LOG_INFO(Service_FS, "Using save at new location: {}", future_path); + return future_path; + } + } + std::string out = GetSaveDataSpaceIdPath(space); switch (type) { @@ -167,7 +209,8 @@ std::string SaveDataFactory::GetFullPath(Core::System& system, SaveDataSpaceId s SaveDataSize SaveDataFactory::ReadSaveDataSize(SaveDataType type, u64 title_id, u128 user_id) const { - const auto path = GetFullPath(system, SaveDataSpaceId::NandUser, type, title_id, user_id, 0); + const auto path = + GetFullPath(system, dir, SaveDataSpaceId::NandUser, type, title_id, user_id, 0); const auto relative_dir = GetOrCreateDirectoryRelative(dir, path); const auto size_file = relative_dir->GetFile(SAVE_DATA_SIZE_FILENAME); @@ -185,7 +228,8 @@ SaveDataSize SaveDataFactory::ReadSaveDataSize(SaveDataType type, u64 title_id, void SaveDataFactory::WriteSaveDataSize(SaveDataType type, u64 title_id, u128 user_id, SaveDataSize new_value) const { - const auto path = GetFullPath(system, SaveDataSpaceId::NandUser, type, title_id, user_id, 0); + const auto path = + GetFullPath(system, dir, SaveDataSpaceId::NandUser, type, title_id, user_id, 0); const auto relative_dir = GetOrCreateDirectoryRelative(dir, path); const auto size_file = relative_dir->CreateFile(SAVE_DATA_SIZE_FILENAME); diff --git a/src/core/file_sys/savedata_factory.h b/src/core/file_sys/savedata_factory.h index a763b94c8..d3633ef03 100644 --- a/src/core/file_sys/savedata_factory.h +++ b/src/core/file_sys/savedata_factory.h @@ -95,8 +95,8 @@ public: VirtualDir GetSaveDataSpaceDirectory(SaveDataSpaceId space) const; static std::string GetSaveDataSpaceIdPath(SaveDataSpaceId space); - static std::string GetFullPath(Core::System& system, SaveDataSpaceId space, SaveDataType type, - u64 title_id, u128 user_id, u64 save_id); + static std::string GetFullPath(Core::System& system, VirtualDir dir, SaveDataSpaceId space, + SaveDataType type, u64 title_id, u128 user_id, u64 save_id); SaveDataSize ReadSaveDataSize(SaveDataType type, u64 title_id, u128 user_id) const; void WriteSaveDataSize(SaveDataType type, u64 title_id, u128 user_id, |