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Archives: Changed the way paths are built for the archives. 

Each archive now takes a mount point of either NAND or SDMC, and builds its own directory structure there, trying to simulate an HLE-friendly hardware layout
This commit is contained in:
Subv 2015-01-03 20:46:05 -05:00
parent cfd7b219f6
commit 71a063f45c
13 changed files with 68 additions and 47 deletions
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6
src/common/common_paths.h
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@ -40,12 +40,8 @@
#define MAPS_DIR "maps"
#define CACHE_DIR "cache"
#define SDMC_DIR "sdmc"
#define EXTSAVEDATA_DIR "sdmc/Nintendo 3DS/extdata"
#define SHAREDEXTSAVEDATA_DIR "nand/data/extdata"
#define SAVEDATA_DIR "savedata"
#define SAVEDATACHECK_DIR "nand/title"
#define NAND_DIR "nand"
#define SYSDATA_DIR "sysdata"
#define SYSSAVEDATA_DIR "nand/data/sysdata"
#define SHADERCACHE_DIR "shader_cache"
#define STATESAVES_DIR "state_saves"
#define SCREENSHOTS_DIR "screenShots"

12
src/common/file_util.cpp
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@ -676,12 +676,8 @@ const std::string& GetUserPath(const unsigned int DirIDX, const std::string &new
paths[D_MAPS_IDX] = paths[D_USER_IDX] + MAPS_DIR DIR_SEP;
paths[D_CACHE_IDX] = paths[D_USER_IDX] + CACHE_DIR DIR_SEP;
paths[D_SDMC_IDX] = paths[D_USER_IDX] + SDMC_DIR DIR_SEP;
paths[D_EXTSAVEDATA] = paths[D_USER_IDX] + EXTSAVEDATA_DIR DIR_SEP;
paths[D_SHAREDEXTSAVEDATA] = paths[D_USER_IDX] + SHAREDEXTSAVEDATA_DIR DIR_SEP;
paths[D_SAVEDATA_IDX] = paths[D_USER_IDX] + SAVEDATA_DIR DIR_SEP;
paths[D_SAVEDATACHECK_IDX] = paths[D_USER_IDX] + SAVEDATACHECK_DIR DIR_SEP;
paths[D_NAND_IDX] = paths[D_USER_IDX] + NAND_DIR DIR_SEP;
paths[D_SYSDATA_IDX] = paths[D_USER_IDX] + SYSDATA_DIR DIR_SEP;
paths[D_SYSSAVEDATA_IDX] = paths[D_USER_IDX] + SYSSAVEDATA_DIR DIR_SEP;
paths[D_SHADERCACHE_IDX] = paths[D_USER_IDX] + SHADERCACHE_DIR DIR_SEP;
paths[D_SHADERS_IDX] = paths[D_USER_IDX] + SHADERS_DIR DIR_SEP;
paths[D_STATESAVES_IDX] = paths[D_USER_IDX] + STATESAVES_DIR DIR_SEP;
@ -723,11 +719,7 @@ const std::string& GetUserPath(const unsigned int DirIDX, const std::string &new
paths[D_MAPS_IDX] = paths[D_USER_IDX] + MAPS_DIR DIR_SEP;
paths[D_CACHE_IDX] = paths[D_USER_IDX] + CACHE_DIR DIR_SEP;
paths[D_SDMC_IDX] = paths[D_USER_IDX] + SDMC_DIR DIR_SEP;
paths[D_EXTSAVEDATA] = paths[D_USER_IDX] + EXTSAVEDATA_DIR DIR_SEP;
paths[D_SHAREDEXTSAVEDATA] = paths[D_USER_IDX] + SHAREDEXTSAVEDATA_DIR DIR_SEP;
paths[D_SAVEDATA_IDX] = paths[D_USER_IDX] + SAVEDATA_DIR DIR_SEP;
paths[D_SAVEDATACHECK_IDX] = paths[D_USER_IDX] + SAVEDATACHECK_DIR DIR_SEP;
paths[D_SYSSAVEDATA_IDX] = paths[D_USER_IDX] + SYSSAVEDATA_DIR DIR_SEP;
paths[D_NAND_IDX] = paths[D_USER_IDX] + NAND_DIR DIR_SEP;
paths[D_SHADERCACHE_IDX] = paths[D_USER_IDX] + SHADERCACHE_DIR DIR_SEP;
paths[D_SHADERS_IDX] = paths[D_USER_IDX] + SHADERS_DIR DIR_SEP;
paths[D_STATESAVES_IDX] = paths[D_USER_IDX] + STATESAVES_DIR DIR_SEP;

6
src/common/file_util.h
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@ -27,12 +27,8 @@ enum {
D_STATESAVES_IDX,
D_SCREENSHOTS_IDX,
D_SDMC_IDX,
D_EXTSAVEDATA,
D_SHAREDEXTSAVEDATA,
D_SAVEDATA_IDX,
D_SAVEDATACHECK_IDX,
D_NAND_IDX,
D_SYSDATA_IDX,
D_SYSSAVEDATA_IDX,
D_HIRESTEXTURES_IDX,
D_DUMP_IDX,
D_DUMPFRAMES_IDX,

14
src/core/file_sys/archive_extsavedata.cpp
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@ -9,6 +9,7 @@
#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"
////////////////////////////////////////////////////////////////////////////////////////////////////
@ -24,9 +25,16 @@ static std::string GetExtSaveDataPath(const std::string& mount_point, const Path
return Common::StringFromFormat("%s%08X/%08X/", mount_point.c_str(), save_high, save_low);
}
Archive_ExtSaveData::Archive_ExtSaveData(const std::string& mount_point)
: DiskArchive(mount_point), concrete_mount_point(mount_point) {
LOG_INFO(Service_FS, "Directory %s set as base for ExtSaveData.", this->mount_point.c_str());
static std::string GetExtDataContainerPath(const std::string& mount_point, bool shared) {
if (shared)
return Common::StringFromFormat("%sdata/%32x/extdata/", mount_point.c_str(), ID0);
return Common::StringFromFormat("%sNintendo 3DS/%32x/%32x/extdata/", mount_point.c_str(), ID0, ID1);
}
Archive_ExtSaveData::Archive_ExtSaveData(const std::string& mount_location, bool shared)
: DiskArchive(GetExtDataContainerPath(mount_location, shared)), concrete_mount_point(mount_point) {
LOG_INFO(Service_FS, "Directory %s set as base for ExtSaveData.", mount_point.c_str());
}
bool Archive_ExtSaveData::Initialize() {

2
src/core/file_sys/archive_extsavedata.h
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@ -17,7 +17,7 @@ namespace FileSys {
/// File system interface to the ExtSaveData archive
class Archive_ExtSaveData final : public DiskArchive {
public:
Archive_ExtSaveData(const std::string& mount_point);
Archive_ExtSaveData(const std::string& mount_point, bool shared);
/**
* Initialize the archive.

15
src/core/file_sys/archive_savedata.cpp
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@ -9,6 +9,7 @@
#include "core/file_sys/archive_savedata.h"
#include "core/file_sys/disk_archive.h"
#include "core/hle/service/fs/archive.h"
#include "core/settings.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
@ -16,14 +17,24 @@
namespace FileSys {
static std::string GetSaveDataContainerPath(const std::string& mount_point) {
return Common::StringFromFormat("%sNintendo 3DS/%32x/%32x/title/", mount_point.c_str(), ID0, ID1);
}
static std::string GetSaveDataPath(const std::string& mount_point, u64 program_id) {
u32 high = program_id >> 32;
u32 low = program_id & 0xFFFFFFFF;
return Common::StringFromFormat("%s%08x/%08x/data/00000001/", mount_point.c_str(), high, low);
}
Archive_SaveData::Archive_SaveData(const std::string& mount_point)
: DiskArchive(mount_point) {
: DiskArchive(GetSaveDataContainerPath(mount_point)) {
LOG_INFO(Service_FS, "Directory %s set as SaveData.", this->mount_point.c_str());
}
ResultCode Archive_SaveData::Open(const Path& path) {
if (concrete_mount_point.empty())
concrete_mount_point = Common::StringFromFormat("%s%016X", mount_point.c_str(), Kernel::g_program_id) + DIR_SEP;
concrete_mount_point = GetSaveDataPath(mount_point, Kernel::g_program_id);
if (!FileUtil::Exists(concrete_mount_point)) {
// When a SaveData archive is created for the first time, it is not yet formatted
// and the save file/directory structure expected by the game has not yet been initialized.

16
src/core/file_sys/archive_savedatacheck.cpp
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@ -5,13 +5,24 @@
#include "common/file_util.h"
#include "core/file_sys/archive_savedatacheck.h"
#include "core/hle/service/fs/archive.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
Archive_SaveDataCheck::Archive_SaveDataCheck(const std::string& mount_loc) : mount_point(mount_loc) {
static std::string GetSaveDataCheckContainerPath(const std::string& mount_point) {
return Common::StringFromFormat("%stitle/", mount_point.c_str(), ID0);
}
static std::string GetSaveDataCheckPath(const std::string& mount_point, u32 high, u32 low) {
return Common::StringFromFormat("%s%08x/%08x/content/00000000.app.romfs",
mount_point.c_str(), high, low);
}
Archive_SaveDataCheck::Archive_SaveDataCheck(const std::string& mount_loc) :
mount_point(GetSaveDataCheckContainerPath(mount_loc)) {
}
ResultCode Archive_SaveDataCheck::Open(const Path& path) {
@ -23,8 +34,7 @@ ResultCode Archive_SaveDataCheck::Open(const Path& path) {
// this archive again with a different path, will corrupt the previously open file.
auto vec = path.AsBinary();
const u32* data = reinterpret_cast<u32*>(vec.data());
std::string file_path = Common::StringFromFormat("%s%08x/%08x/content/00000000.app.romfs",
mount_point.c_str(), data[1], data[0]);
std::string file_path = GetSaveDataCheckPath(mount_point, data[1], data[0]);
FileUtil::IOFile file(file_path, "rb");
std::fill(raw_data.begin(), raw_data.end(), 0);

7
src/core/file_sys/archive_systemsavedata.cpp
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@ -9,6 +9,7 @@
#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"
////////////////////////////////////////////////////////////////////////////////////////////////////
@ -22,8 +23,12 @@ static std::string GetSystemSaveDataPath(const std::string& mount_point, u64 sav
return Common::StringFromFormat("%s%08X/%08X/", mount_point.c_str(), save_low, save_high);
}
static std::string GetSystemSaveDataContainerPath(const std::string& mount_point) {
return Common::StringFromFormat("%sdata/%32x/sysdata/", mount_point.c_str(), ID0);
}
Archive_SystemSaveData::Archive_SystemSaveData(const std::string& mount_point, u64 save_id)
: DiskArchive(GetSystemSaveDataPath(mount_point, save_id)) {
: DiskArchive(GetSystemSaveDataPath(GetSystemSaveDataContainerPath(mount_point), save_id)) {
LOG_INFO(Service_FS, "Directory %s set as SystemSaveData.", this->mount_point.c_str());
}

2
src/core/file_sys/archive_systemsavedata.h
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@ -15,8 +15,6 @@
namespace FileSys {
/// File system interface to the SystemSaveData archive
/// TODO(Subv): This archive should point to a location in the NAND,
/// specifically nand:/data/<ID0>/sysdata/<SaveID-Low>/<SaveID-High>
class Archive_SystemSaveData final : public DiskArchive {
public:
Archive_SystemSaveData(const std::string& mount_point, u64 save_id);

4
src/core/hle/service/cfg/cfg.cpp
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@ -161,9 +161,9 @@ ResultCode FormatConfig() {
void CFGInit() {
// TODO(Subv): In the future we should use the FS service to query this archive,
// currently it is not possible because you can only have one open archive of the same type at any time
std::string syssavedata_directory = FileUtil::GetUserPath(D_SYSSAVEDATA_IDX);
std::string nand_directory = FileUtil::GetUserPath(D_NAND_IDX);
cfg_system_save_data = Common::make_unique<FileSys::Archive_SystemSaveData>(
syssavedata_directory, CFG_SAVE_ID);
nand_directory, CFG_SAVE_ID);
if (!cfg_system_save_data->Initialize()) {
LOG_CRITICAL(Service_CFG, "Could not initialize SystemSaveData archive for the CFG:U service");
return;

20
src/core/hle/service/fs/archive.cpp
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@ -36,6 +36,9 @@ namespace std {
};
}
const u32 SYSTEM_ID = 0;
const u32 SDCARD_ID = 0;
namespace Service {
namespace FS {
@ -437,6 +440,7 @@ void ArchiveInit() {
// archive type is SDMC, so it is the only one getting exposed.
std::string sdmc_directory = FileUtil::GetUserPath(D_SDMC_IDX);
std::string nand_directory = FileUtil::GetUserPath(D_NAND_IDX);
auto sdmc_archive = Common::make_unique<FileSys::Archive_SDMC>(sdmc_directory);
if (sdmc_archive->Initialize())
CreateArchive(std::move(sdmc_archive), ArchiveIdCode::SDMC);
@ -444,28 +448,24 @@ void ArchiveInit() {
LOG_ERROR(Service_FS, "Can't instantiate SDMC archive with path %s", sdmc_directory.c_str());
// Create the SaveData archive
std::string savedata_directory = FileUtil::GetUserPath(D_SAVEDATA_IDX);
auto savedata_archive = Common::make_unique<FileSys::Archive_SaveData>(savedata_directory);
auto savedata_archive = Common::make_unique<FileSys::Archive_SaveData>(sdmc_directory);
CreateArchive(std::move(savedata_archive), ArchiveIdCode::SaveData);
std::string extsavedata_directory = FileUtil::GetUserPath(D_EXTSAVEDATA);
auto extsavedata_archive = Common::make_unique<FileSys::Archive_ExtSaveData>(extsavedata_directory);
auto extsavedata_archive = Common::make_unique<FileSys::Archive_ExtSaveData>(sdmc_directory, false);
if (extsavedata_archive->Initialize())
CreateArchive(std::move(extsavedata_archive), ArchiveIdCode::ExtSaveData);
else
LOG_ERROR(Service_FS, "Can't instantiate ExtSaveData archive with path %s", extsavedata_directory.c_str());
LOG_ERROR(Service_FS, "Can't instantiate ExtSaveData archive with path %s", extsavedata_archive->GetMountPoint().c_str());
std::string sharedextsavedata_directory = FileUtil::GetUserPath(D_SHAREDEXTSAVEDATA);
auto sharedextsavedata_archive = Common::make_unique<FileSys::Archive_ExtSaveData>(sharedextsavedata_directory);
auto sharedextsavedata_archive = Common::make_unique<FileSys::Archive_ExtSaveData>(nand_directory, true);
if (sharedextsavedata_archive->Initialize())
CreateArchive(std::move(sharedextsavedata_archive), ArchiveIdCode::SharedExtSaveData);
else
LOG_ERROR(Service_FS, "Can't instantiate SharedExtSaveData archive with path %s",
sharedextsavedata_directory.c_str());
sharedextsavedata_archive->GetMountPoint().c_str());
// Create the SaveDataCheck archive, basically a small variation of the RomFS archive
std::string savedatacheck_directory = FileUtil::GetUserPath(D_SAVEDATACHECK_IDX);
auto savedatacheck_archive = Common::make_unique<FileSys::Archive_SaveDataCheck>(savedatacheck_directory);
auto savedatacheck_archive = Common::make_unique<FileSys::Archive_SaveDataCheck>(nand_directory);
CreateArchive(std::move(savedatacheck_archive), ArchiveIdCode::SaveDataCheck);
}

5
src/core/hle/service/fs/archive.h
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@ -10,6 +10,11 @@
#include "core/hle/kernel/kernel.h"
#include "core/hle/result.h"
/// The unique system identifier hash, also known as ID0
extern const u32 SYSTEM_ID;
/// The scrambled SD card CID, also known as ID1
extern const u32 SDCARD_ID;
namespace Service {
namespace FS {

6
src/core/hle/service/ptm_u.cpp
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@ -142,10 +142,10 @@ Interface::Interface() {
Register(FunctionTable, ARRAY_SIZE(FunctionTable));
// Create the SharedExtSaveData archive 0xF000000B and the gamecoin.dat file
// TODO(Subv): In the future we should use the FS service to query this archive
std::string extsavedata_directory = FileUtil::GetUserPath(D_SHAREDEXTSAVEDATA);
ptm_shared_extsavedata = Common::make_unique<FileSys::Archive_ExtSaveData>(extsavedata_directory);
std::string nand_directory = FileUtil::GetUserPath(D_NAND_IDX);
ptm_shared_extsavedata = Common::make_unique<FileSys::Archive_ExtSaveData>(nand_directory, true);
if (!ptm_shared_extsavedata->Initialize()) {
LOG_CRITICAL(Service_PTM, "Could not initialize ExtSaveData archive for the PTM:U service");
LOG_CRITICAL(Service_PTM, "Could not initialize SharedExtSaveData archive for the PTM:U service");
return;
}
FileSys::Path archive_path(ptm_shared_extdata_id);