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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <sys/stat.h>
#include "common/common_types.h"
#include "common/file_util.h"
#include "core/file_sys/archive_extsavedata.h"
#include "core/file_sys/disk_archive.h"
#include "core/hle/service/fs/archive.h"
#include "core/settings.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
std::string GetExtSaveDataPath(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[2];
return Common::StringFromFormat("%s%08X/%08X/", mount_point.c_str(), save_high, save_low);
}
std::string GetExtDataContainerPath(const std::string& mount_point, bool shared) {
if (shared)
return Common::StringFromFormat("%sdata/%s/extdata/", mount_point.c_str(), SYSTEM_ID.c_str());
return Common::StringFromFormat("%sNintendo 3DS/%s/%s/extdata/", mount_point.c_str(),
SYSTEM_ID.c_str(), SDCARD_ID.c_str());
}
Archive_ExtSaveData::Archive_ExtSaveData(const std::string& mount_location, bool shared)
: DiskArchive(GetExtDataContainerPath(mount_location, shared)) {
LOG_INFO(Service_FS, "Directory %s set as base for ExtSaveData.", mount_point.c_str());
}
bool Archive_ExtSaveData::Initialize() {
if (!FileUtil::CreateFullPath(mount_point)) {
LOG_ERROR(Service_FS, "Unable to create ExtSaveData base path.");
return false;
}
return true;
}
ResultCode Archive_ExtSaveData::Open(const Path& path) {
std::string fullpath = GetExtSaveDataPath(mount_point, 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);
}
concrete_mount_point = fullpath;
return RESULT_SUCCESS;
}
ResultCode Archive_ExtSaveData::Format(const Path& path) const {
std::string fullpath = GetExtSaveDataPath(mount_point, path);
FileUtil::CreateFullPath(fullpath);
return RESULT_SUCCESS;
}
} // namespace FileSys
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