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Merge pull request #1608 from DarkLordZach/save-data-reader

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[ns|fsp_srv]: Implement various functions to boot Checkpoint
This commit is contained in:
bunnei
2018-11-13 18:51:08 -08:00
committed by GitHub
parent 65bd03d74c bdaa76c0db
commit 9b12623743
10 changed files with 261 additions and 17 deletions
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6
src/core/file_sys/control_metadata.cpp
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@@ -66,4 +66,10 @@ std::string NACP::GetVersionString() const {
return Common::StringFromFixedZeroTerminatedBuffer(raw->version_string.data(),
raw->version_string.size());
}
std::vector<u8> NACP::GetRawBytes() const {
std::vector<u8> out(sizeof(RawNACP));
std::memcpy(out.data(), raw.get(), sizeof(RawNACP));
return out;
}
} // namespace FileSys

1
src/core/file_sys/control_metadata.h
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@@ -81,6 +81,7 @@ public:
u64 GetTitleId() const;
u64 GetDLCBaseTitleId() const;
std::string GetVersionString() const;
std::vector<u8> GetRawBytes() const;
private:
std::unique_ptr<RawNACP> raw;

34
src/core/file_sys/savedata_factory.cpp
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@@ -83,6 +83,24 @@ ResultVal<VirtualDir> SaveDataFactory::Open(SaveDataSpaceId space, SaveDataDescr
return MakeResult<VirtualDir>(std::move(out));
}
VirtualDir SaveDataFactory::GetSaveDataSpaceDirectory(SaveDataSpaceId space) const {
return dir->GetDirectoryRelative(GetSaveDataSpaceIdPath(space));
}
std::string SaveDataFactory::GetSaveDataSpaceIdPath(SaveDataSpaceId space) {
switch (space) {
case SaveDataSpaceId::NandSystem:
return "/system/";
case SaveDataSpaceId::NandUser:
return "/user/";
case SaveDataSpaceId::TemporaryStorage:
return "/temp/";
default:
ASSERT_MSG(false, "Unrecognized SaveDataSpaceId: {:02X}", static_cast<u8>(space));
return "/unrecognized/"; ///< To prevent corruption when ignoring asserts.
}
}
std::string SaveDataFactory::GetFullPath(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
@@ -90,21 +108,7 @@ std::string SaveDataFactory::GetFullPath(SaveDataSpaceId space, SaveDataType typ
if (type == SaveDataType::SaveData && title_id == 0)
title_id = Core::CurrentProcess()->GetTitleID();
std::string out;
switch (space) {
case SaveDataSpaceId::NandSystem:
out = "/system/";
break;
case SaveDataSpaceId::NandUser:
out = "/user/";
break;
case SaveDataSpaceId::TemporaryStorage:
out = "/temp/";
break;
default:
ASSERT_MSG(false, "Unrecognized SaveDataSpaceId: {:02X}", static_cast<u8>(space));
}
std::string out = GetSaveDataSpaceIdPath(space);
switch (type) {
case SaveDataType::SystemSaveData:

3
src/core/file_sys/savedata_factory.h
View File

@@ -52,6 +52,9 @@ public:
ResultVal<VirtualDir> Open(SaveDataSpaceId space, SaveDataDescriptor meta);
VirtualDir GetSaveDataSpaceDirectory(SaveDataSpaceId space) const;
static std::string GetSaveDataSpaceIdPath(SaveDataSpaceId space);
static std::string GetFullPath(SaveDataSpaceId space, SaveDataType type, u64 title_id,
u128 user_id, u64 save_id);

10
src/core/hle/service/filesystem/filesystem.cpp
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@@ -309,6 +309,16 @@ ResultVal<FileSys::VirtualDir> OpenSaveData(FileSys::SaveDataSpaceId space,
return save_data_factory->Open(space, save_struct);
}
ResultVal<FileSys::VirtualDir> OpenSaveDataSpace(FileSys::SaveDataSpaceId space) {
LOG_TRACE(Service_FS, "Opening Save Data Space for space_id={:01X}", static_cast<u8>(space));
if (save_data_factory == nullptr) {
return ResultCode(ErrorModule::FS, FileSys::ErrCodes::TitleNotFound);
}
return MakeResult(save_data_factory->GetSaveDataSpaceDirectory(space));
}
ResultVal<FileSys::VirtualDir> OpenSDMC() {
LOG_TRACE(Service_FS, "Opening SDMC");

1
src/core/hle/service/filesystem/filesystem.h
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@@ -45,6 +45,7 @@ ResultVal<FileSys::VirtualFile> OpenRomFS(u64 title_id, FileSys::StorageId stora
FileSys::ContentRecordType type);
ResultVal<FileSys::VirtualDir> OpenSaveData(FileSys::SaveDataSpaceId space,
FileSys::SaveDataDescriptor save_struct);
ResultVal<FileSys::VirtualDir> OpenSaveDataSpace(FileSys::SaveDataSpaceId space);
ResultVal<FileSys::VirtualDir> OpenSDMC();
std::unique_ptr<FileSys::RegisteredCacheUnion> GetUnionContents();

153
src/core/hle/service/filesystem/fsp_srv.cpp
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@@ -11,6 +11,7 @@
#include "common/assert.h"
#include "common/common_types.h"
#include "common/hex_util.h"
#include "common/logging/log.h"
#include "common/string_util.h"
#include "core/file_sys/directory.h"
@@ -451,7 +452,147 @@ private:
VfsDirectoryServiceWrapper backend;
};
class ISaveDataInfoReader final : public ServiceFramework<ISaveDataInfoReader> {
public:
explicit ISaveDataInfoReader(FileSys::SaveDataSpaceId space)
: ServiceFramework("ISaveDataInfoReader") {
static const FunctionInfo functions[] = {
{0, &ISaveDataInfoReader::ReadSaveDataInfo, "ReadSaveDataInfo"},
};
RegisterHandlers(functions);
FindAllSaves(space);
}
void ReadSaveDataInfo(Kernel::HLERequestContext& ctx) {
// Calculate how many entries we can fit in the output buffer
const u64 count_entries = ctx.GetWriteBufferSize() / sizeof(SaveDataInfo);
// Cap at total number of entries.
const u64 actual_entries = std::min(count_entries, info.size() - next_entry_index);
// Determine data start and end
const auto* begin = reinterpret_cast<u8*>(info.data() + next_entry_index);
const auto* end = reinterpret_cast<u8*>(info.data() + next_entry_index + actual_entries);
const auto range_size = static_cast<std::size_t>(std::distance(begin, end));
next_entry_index += actual_entries;
// Write the data to memory
ctx.WriteBuffer(begin, range_size);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(static_cast<u32>(actual_entries));
}
private:
static u64 stoull_be(std::string_view str) {
if (str.size() != 16)
return 0;
const auto bytes = Common::HexStringToArray<0x8>(str);
u64 out{};
std::memcpy(&out, bytes.data(), sizeof(u64));
return Common::swap64(out);
}
void FindAllSaves(FileSys::SaveDataSpaceId space) {
const auto save_root = OpenSaveDataSpace(space);
ASSERT(save_root.Succeeded());
for (const auto& type : (*save_root)->GetSubdirectories()) {
if (type->GetName() == "save") {
for (const auto& save_id : type->GetSubdirectories()) {
for (const auto& user_id : save_id->GetSubdirectories()) {
const auto save_id_numeric = stoull_be(save_id->GetName());
auto user_id_numeric = Common::HexStringToArray<0x10>(user_id->GetName());
std::reverse(user_id_numeric.begin(), user_id_numeric.end());
if (save_id_numeric != 0) {
// System Save Data
info.emplace_back(SaveDataInfo{
0,
space,
FileSys::SaveDataType::SystemSaveData,
{},
user_id_numeric,
save_id_numeric,
0,
user_id->GetSize(),
{},
});
continue;
}
for (const auto& title_id : user_id->GetSubdirectories()) {
const auto device =
std::all_of(user_id_numeric.begin(), user_id_numeric.end(),
[](u8 val) { return val == 0; });
info.emplace_back(SaveDataInfo{
0,
space,
device ? FileSys::SaveDataType::DeviceSaveData
: FileSys::SaveDataType::SaveData,
{},
user_id_numeric,
save_id_numeric,
stoull_be(title_id->GetName()),
title_id->GetSize(),
{},
});
}
}
}
} else if (space == FileSys::SaveDataSpaceId::TemporaryStorage) {
// Temporary Storage
for (const auto& user_id : type->GetSubdirectories()) {
for (const auto& title_id : user_id->GetSubdirectories()) {
if (!title_id->GetFiles().empty() ||
!title_id->GetSubdirectories().empty()) {
auto user_id_numeric =
Common::HexStringToArray<0x10>(user_id->GetName());
std::reverse(user_id_numeric.begin(), user_id_numeric.end());
info.emplace_back(SaveDataInfo{
0,
space,
FileSys::SaveDataType::TemporaryStorage,
{},
user_id_numeric,
stoull_be(type->GetName()),
stoull_be(title_id->GetName()),
title_id->GetSize(),
{},
});
}
}
}
}
}
}
struct SaveDataInfo {
u64_le save_id_unknown;
FileSys::SaveDataSpaceId space;
FileSys::SaveDataType type;
INSERT_PADDING_BYTES(0x6);
std::array<u8, 0x10> user_id;
u64_le save_id;
u64_le title_id;
u64_le save_image_size;
INSERT_PADDING_BYTES(0x28);
};
static_assert(sizeof(SaveDataInfo) == 0x60, "SaveDataInfo has incorrect size.");
std::vector<SaveDataInfo> info;
u64 next_entry_index = 0;
};
FSP_SRV::FSP_SRV() : ServiceFramework("fsp-srv") {
// clang-format off
static const FunctionInfo functions[] = {
{0, nullptr, "MountContent"},
{1, &FSP_SRV::Initialize, "Initialize"},
@@ -485,7 +626,7 @@ FSP_SRV::FSP_SRV() : ServiceFramework("fsp-srv") {
{58, nullptr, "ReadSaveDataFileSystemExtraData"},
{59, nullptr, "WriteSaveDataFileSystemExtraData"},
{60, nullptr, "OpenSaveDataInfoReader"},
{61, nullptr, "OpenSaveDataInfoReaderBySaveDataSpaceId"},
{61, &FSP_SRV::OpenSaveDataInfoReaderBySaveDataSpaceId, "OpenSaveDataInfoReaderBySaveDataSpaceId"},
{62, nullptr, "OpenCacheStorageList"},
{64, nullptr, "OpenSaveDataInternalStorageFileSystem"},
{65, nullptr, "UpdateSaveDataMacForDebug"},
@@ -544,6 +685,7 @@ FSP_SRV::FSP_SRV() : ServiceFramework("fsp-srv") {
{1009, nullptr, "GetAndClearMemoryReportInfo"},
{1100, nullptr, "OverrideSaveDataTransferTokenSignVerificationKey"},
};
// clang-format on
RegisterHandlers(functions);
}
@@ -618,6 +760,15 @@ void FSP_SRV::OpenReadOnlySaveDataFileSystem(Kernel::HLERequestContext& ctx) {
MountSaveData(ctx);
}
void FSP_SRV::OpenSaveDataInfoReaderBySaveDataSpaceId(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto space = rp.PopRaw<FileSys::SaveDataSpaceId>();
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(RESULT_SUCCESS);
rb.PushIpcInterface<ISaveDataInfoReader>(std::make_shared<ISaveDataInfoReader>(space));
}
void FSP_SRV::GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service_FS, "(STUBBED) called");

1
src/core/hle/service/filesystem/fsp_srv.h
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@@ -25,6 +25,7 @@ private:
void CreateSaveData(Kernel::HLERequestContext& ctx);
void MountSaveData(Kernel::HLERequestContext& ctx);
void OpenReadOnlySaveDataFileSystem(Kernel::HLERequestContext& ctx);
void OpenSaveDataInfoReaderBySaveDataSpaceId(Kernel::HLERequestContext& ctx);
void GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx);
void OpenDataStorageByCurrentProcess(Kernel::HLERequestContext& ctx);
void OpenDataStorageByDataId(Kernel::HLERequestContext& ctx);

64
src/core/hle/service/ns/ns.cpp
View File

@@ -2,6 +2,9 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/logging/log.h"
#include "core/file_sys/control_metadata.h"
#include "core/file_sys/patch_manager.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/hle_ipc.h"
#include "core/hle/service/ns/ns.h"
@@ -118,7 +121,7 @@ public:
{305, nullptr, "TerminateSystemApplet"},
{306, nullptr, "LaunchOverlayApplet"},
{307, nullptr, "TerminateOverlayApplet"},
{400, nullptr, "GetApplicationControlData"},
{400, &IApplicationManagerInterface::GetApplicationControlData, "GetApplicationControlData"},
{401, nullptr, "InvalidateAllApplicationControlCache"},
{402, nullptr, "RequestDownloadApplicationControlData"},
{403, nullptr, "GetMaxApplicationControlCacheCount"},
@@ -243,6 +246,65 @@ public:
RegisterHandlers(functions);
}
void GetApplicationControlData(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto flag = rp.PopRaw<u64>();
LOG_DEBUG(Service_NS, "called with flag={:016X}", flag);
const auto title_id = rp.PopRaw<u64>();
const auto size = ctx.GetWriteBufferSize();
const FileSys::PatchManager pm{title_id};
const auto control = pm.GetControlMetadata();
std::vector<u8> out;
if (control.first != nullptr) {
if (size < 0x4000) {
LOG_ERROR(Service_NS,
"output buffer is too small! (actual={:016X}, expected_min=0x4000)",
size);
IPC::ResponseBuilder rb{ctx, 2};
// TODO(DarkLordZach): Find a better error code for this.
rb.Push(ResultCode(-1));
return;
}
out.resize(0x4000);
const auto bytes = control.first->GetRawBytes();
std::memcpy(out.data(), bytes.data(), bytes.size());
} else {
LOG_WARNING(Service_NS, "missing NACP data for title_id={:016X}, defaulting to zeros.",
title_id);
out.resize(std::min<u64>(0x4000, size));
}
if (control.second != nullptr) {
if (size < 0x4000 + control.second->GetSize()) {
LOG_ERROR(Service_NS,
"output buffer is too small! (actual={:016X}, expected_min={:016X})",
size, 0x4000 + control.second->GetSize());
IPC::ResponseBuilder rb{ctx, 2};
// TODO(DarkLordZach): Find a better error code for this.
rb.Push(ResultCode(-1));
return;
}
out.resize(0x4000 + control.second->GetSize());
control.second->Read(out.data() + 0x4000, control.second->GetSize());
} else {
LOG_WARNING(Service_NS, "missing icon data for title_id={:016X}, defaulting to zeros.",
title_id);
}
ctx.WriteBuffer(out);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(static_cast<u32>(out.size()));
}
};
class IApplicationVersionInterface final : public ServiceFramework<IApplicationVersionInterface> {

5
src/core/loader/nro.cpp
View File

@@ -12,10 +12,12 @@
#include "common/swap.h"
#include "core/core.h"
#include "core/file_sys/control_metadata.h"
#include "core/file_sys/romfs_factory.h"
#include "core/file_sys/vfs_offset.h"
#include "core/gdbstub/gdbstub.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/vm_manager.h"
#include "core/hle/service/filesystem/filesystem.h"
#include "core/loader/nro.h"
#include "core/loader/nso.h"
#include "core/memory.h"
@@ -208,6 +210,9 @@ ResultStatus AppLoader_NRO::Load(Kernel::Process& process) {
return ResultStatus::ErrorLoadingNRO;
}
if (romfs != nullptr)
Service::FileSystem::RegisterRomFS(std::make_unique<FileSys::RomFSFactory>(*this));
process.Run(base_address, Kernel::THREADPRIO_DEFAULT, Memory::DEFAULT_STACK_SIZE);
is_loaded = true;