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Archives: Properly implemented the SystemSaveData archive.

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Ported to the new factory pattern we have for archives.
This commit is contained in:
Subv 2015-02-24 18:02:40 -05:00
parent 3700263f71
commit 9db5c9b6dc
4 changed files with 70 additions and 45 deletions
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33
src/core/file_sys/archive_systemsavedata.cpp
View file

@ -6,9 +6,9 @@
#include "common/common_types.h"
#include "common/file_util.h"
#include "common/make_unique.h"
#include "core/file_sys/archive_systemsavedata.h"
#include "core/file_sys/disk_archive.h"
#include "core/hle/service/fs/archive.h"
#include "core/settings.h"
@ -17,9 +17,11 @@
namespace FileSys {
static std::string GetSystemSaveDataPath(const std::string& mount_point, u64 save_id) {
u32 save_high = static_cast<u32>((save_id >> 32) & 0xFFFFFFFF);
u32 save_low = static_cast<u32>(save_id & 0xFFFFFFFF);
static std::string GetSystemSaveDataPath(const std::string& mount_point, const Path& path) {
std::vector<u8> vec_data = path.AsBinary();
const u32* data = reinterpret_cast<const u32*>(vec_data.data());
u32 save_low = data[1];
u32 save_high = data[0];
return Common::StringFromFormat("%s%08X/%08X/", mount_point.c_str(), save_low, save_high);
}
@ -27,18 +29,25 @@ static std::string GetSystemSaveDataContainerPath(const std::string& mount_point
return Common::StringFromFormat("%sdata/%s/sysdata/", mount_point.c_str(), SYSTEM_ID.c_str());
}
Archive_SystemSaveData::Archive_SystemSaveData(const std::string& mount_point, u64 save_id)
: DiskArchive(GetSystemSaveDataPath(GetSystemSaveDataContainerPath(mount_point), save_id)) {
LOG_INFO(Service_FS, "Directory %s set as SystemSaveData.", this->mount_point.c_str());
ArchiveFactory_SystemSaveData::ArchiveFactory_SystemSaveData(const std::string& nand_path)
: base_path(GetSystemSaveDataContainerPath(nand_path)) {
}
bool Archive_SystemSaveData::Initialize() {
if (!FileUtil::CreateFullPath(mount_point)) {
LOG_ERROR(Service_FS, "Unable to create SystemSaveData path.");
return false;
ResultVal<std::unique_ptr<ArchiveBackend>> ArchiveFactory_SystemSaveData::Open(const Path& path) {
std::string fullpath = GetSystemSaveDataPath(base_path, path);
if (!FileUtil::Exists(fullpath)) {
// TODO(Subv): Check error code, this one is probably wrong
return ResultCode(ErrorDescription::FS_NotFormatted, ErrorModule::FS,
ErrorSummary::InvalidState, ErrorLevel::Status);
}
auto archive = Common::make_unique<DiskArchive>(fullpath);
return MakeResult<std::unique_ptr<ArchiveBackend>>(std::move(archive));
}
return true;
ResultCode ArchiveFactory_SystemSaveData::Format(const Path& path) {
std::string fullpath = GetSystemSaveDataPath(base_path, path);
FileUtil::CreateFullPath(fullpath);
return RESULT_SUCCESS;
}
} // namespace FileSys

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

@ -15,17 +15,17 @@
namespace FileSys {
/// File system interface to the SystemSaveData archive
class Archive_SystemSaveData final : public DiskArchive {
class ArchiveFactory_SystemSaveData final : public ArchiveFactory {
public:
Archive_SystemSaveData(const std::string& mount_point, u64 save_id);
ArchiveFactory_SystemSaveData(const std::string& mount_point);
/**
* Initialize the archive.
* @return true if it initialized successfully
*/
bool Initialize();
ResultVal<std::unique_ptr<ArchiveBackend>> Open(const Path& path) override;
ResultCode Format(const Path& path) override;
std::string GetName() const override { return "SystemSaveData"; }
private:
std::string base_path;
};
} // namespace FileSys