582 lines
20 KiB
C++
582 lines
20 KiB
C++
// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <cinttypes>
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#include "common/logging/log.h"
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#include "common/string_util.h"
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#include "core/core.h"
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#include "core/file_sys/directory.h"
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#include "core/file_sys/filesystem.h"
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#include "core/file_sys/storage.h"
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#include "core/hle/ipc_helpers.h"
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#include "core/hle/kernel/client_port.h"
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#include "core/hle/kernel/client_session.h"
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#include "core/hle/service/filesystem/filesystem.h"
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#include "core/hle/service/filesystem/fsp_srv.h"
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namespace Service::FileSystem {
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class IStorage final : public ServiceFramework<IStorage> {
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public:
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IStorage(std::unique_ptr<FileSys::StorageBackend>&& backend)
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: ServiceFramework("IStorage"), backend(std::move(backend)) {
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static const FunctionInfo functions[] = {
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{0, &IStorage::Read, "Read"}, {1, nullptr, "Write"}, {2, nullptr, "Flush"},
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{3, nullptr, "SetSize"}, {4, nullptr, "GetSize"}, {5, nullptr, "OperateRange"},
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};
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RegisterHandlers(functions);
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}
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private:
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std::unique_ptr<FileSys::StorageBackend> backend;
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void Read(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const s64 offset = rp.Pop<s64>();
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const s64 length = rp.Pop<s64>();
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LOG_DEBUG(Service_FS, "called, offset=0x{:X}, length={}", offset, length);
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// Error checking
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if (length < 0) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidLength));
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return;
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}
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if (offset < 0) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidOffset));
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return;
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}
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// Read the data from the Storage backend
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std::vector<u8> output(length);
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ResultVal<size_t> res = backend->Read(offset, length, output.data());
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if (res.Failed()) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(res.Code());
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return;
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}
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// Write the data to memory
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ctx.WriteBuffer(output);
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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};
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class IFile final : public ServiceFramework<IFile> {
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public:
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explicit IFile(std::unique_ptr<FileSys::StorageBackend>&& backend)
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: ServiceFramework("IFile"), backend(std::move(backend)) {
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static const FunctionInfo functions[] = {
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{0, &IFile::Read, "Read"}, {1, &IFile::Write, "Write"},
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{2, &IFile::Flush, "Flush"}, {3, &IFile::SetSize, "SetSize"},
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{4, &IFile::GetSize, "GetSize"}, {5, nullptr, "OperateRange"},
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};
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RegisterHandlers(functions);
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}
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private:
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std::unique_ptr<FileSys::StorageBackend> backend;
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void Read(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const u64 unk = rp.Pop<u64>();
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const s64 offset = rp.Pop<s64>();
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const s64 length = rp.Pop<s64>();
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LOG_DEBUG(Service_FS, "called, offset=0x{:X}, length={}", offset, length);
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// Error checking
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if (length < 0) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidLength));
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return;
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}
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if (offset < 0) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidOffset));
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return;
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}
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// Read the data from the Storage backend
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std::vector<u8> output(length);
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ResultVal<size_t> res = backend->Read(offset, length, output.data());
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if (res.Failed()) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(res.Code());
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return;
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}
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// Write the data to memory
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ctx.WriteBuffer(output);
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IPC::ResponseBuilder rb{ctx, 4};
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rb.Push(RESULT_SUCCESS);
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rb.Push(static_cast<u64>(*res));
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}
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void Write(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const u64 unk = rp.Pop<u64>();
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const s64 offset = rp.Pop<s64>();
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const s64 length = rp.Pop<s64>();
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LOG_DEBUG(Service_FS, "called, offset=0x{:X}, length={}", offset, length);
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// Error checking
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if (length < 0) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidLength));
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return;
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}
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if (offset < 0) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(ResultCode(ErrorModule::FS, ErrorDescription::InvalidOffset));
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return;
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}
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// Write the data to the Storage backend
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std::vector<u8> data = ctx.ReadBuffer();
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ResultVal<size_t> res = backend->Write(offset, length, true, data.data());
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if (res.Failed()) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(res.Code());
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return;
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}
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void Flush(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_FS, "called");
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backend->Flush();
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void SetSize(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const u64 size = rp.Pop<u64>();
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backend->SetSize(size);
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LOG_DEBUG(Service_FS, "called, size={}", size);
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void GetSize(Kernel::HLERequestContext& ctx) {
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const u64 size = backend->GetSize();
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LOG_DEBUG(Service_FS, "called, size={}", size);
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IPC::ResponseBuilder rb{ctx, 4};
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rb.Push(RESULT_SUCCESS);
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rb.Push<u64>(size);
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}
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};
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class IDirectory final : public ServiceFramework<IDirectory> {
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public:
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explicit IDirectory(std::unique_ptr<FileSys::DirectoryBackend>&& backend)
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: ServiceFramework("IDirectory"), backend(std::move(backend)) {
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static const FunctionInfo functions[] = {
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{0, &IDirectory::Read, "Read"},
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{1, &IDirectory::GetEntryCount, "GetEntryCount"},
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};
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RegisterHandlers(functions);
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}
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private:
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std::unique_ptr<FileSys::DirectoryBackend> backend;
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void Read(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const u64 unk = rp.Pop<u64>();
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LOG_DEBUG(Service_FS, "called, unk=0x{:X}", unk);
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// Calculate how many entries we can fit in the output buffer
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u64 count_entries = ctx.GetWriteBufferSize() / sizeof(FileSys::Entry);
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// Read the data from the Directory backend
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std::vector<FileSys::Entry> entries(count_entries);
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u64 read_entries = backend->Read(count_entries, entries.data());
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// Convert the data into a byte array
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std::vector<u8> output(entries.size() * sizeof(FileSys::Entry));
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std::memcpy(output.data(), entries.data(), output.size());
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// Write the data to memory
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ctx.WriteBuffer(output);
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IPC::ResponseBuilder rb{ctx, 4};
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rb.Push(RESULT_SUCCESS);
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rb.Push(read_entries);
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}
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void GetEntryCount(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_FS, "called");
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u64 count = backend->GetEntryCount();
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IPC::ResponseBuilder rb{ctx, 4};
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rb.Push(RESULT_SUCCESS);
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rb.Push(count);
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}
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};
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class IFileSystem final : public ServiceFramework<IFileSystem> {
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public:
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explicit IFileSystem(std::unique_ptr<FileSys::FileSystemBackend>&& backend)
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: ServiceFramework("IFileSystem"), backend(std::move(backend)) {
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static const FunctionInfo functions[] = {
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{0, &IFileSystem::CreateFile, "CreateFile"},
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{1, &IFileSystem::DeleteFile, "DeleteFile"},
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{2, &IFileSystem::CreateDirectory, "CreateDirectory"},
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{3, nullptr, "DeleteDirectory"},
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{4, nullptr, "DeleteDirectoryRecursively"},
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{5, &IFileSystem::RenameFile, "RenameFile"},
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{6, nullptr, "RenameDirectory"},
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{7, &IFileSystem::GetEntryType, "GetEntryType"},
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{8, &IFileSystem::OpenFile, "OpenFile"},
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{9, &IFileSystem::OpenDirectory, "OpenDirectory"},
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{10, &IFileSystem::Commit, "Commit"},
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{11, nullptr, "GetFreeSpaceSize"},
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{12, nullptr, "GetTotalSpaceSize"},
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{13, nullptr, "CleanDirectoryRecursively"},
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{14, nullptr, "GetFileTimeStampRaw"},
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{15, nullptr, "QueryEntry"},
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};
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RegisterHandlers(functions);
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}
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void CreateFile(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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auto file_buffer = ctx.ReadBuffer();
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std::string name = Common::StringFromBuffer(file_buffer);
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u64 mode = rp.Pop<u64>();
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u32 size = rp.Pop<u32>();
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LOG_DEBUG(Service_FS, "called file {} mode 0x{:X} size 0x{:08X}", name, mode, size);
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(backend->CreateFile(name, size));
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}
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void DeleteFile(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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auto file_buffer = ctx.ReadBuffer();
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std::string name = Common::StringFromBuffer(file_buffer);
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LOG_DEBUG(Service_FS, "called file {}", name);
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(backend->DeleteFile(name));
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}
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void CreateDirectory(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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auto file_buffer = ctx.ReadBuffer();
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std::string name = Common::StringFromBuffer(file_buffer);
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LOG_DEBUG(Service_FS, "called directory {}", name);
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(backend->CreateDirectory(name));
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}
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void RenameFile(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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std::vector<u8> buffer;
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buffer.resize(ctx.BufferDescriptorX()[0].Size());
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Memory::ReadBlock(ctx.BufferDescriptorX()[0].Address(), buffer.data(), buffer.size());
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std::string src_name = Common::StringFromBuffer(buffer);
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buffer.resize(ctx.BufferDescriptorX()[1].Size());
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Memory::ReadBlock(ctx.BufferDescriptorX()[1].Address(), buffer.data(), buffer.size());
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std::string dst_name = Common::StringFromBuffer(buffer);
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LOG_DEBUG(Service_FS, "called file '{}' to file '{}'", src_name, dst_name);
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(backend->RenameFile(src_name, dst_name));
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}
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void OpenFile(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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auto file_buffer = ctx.ReadBuffer();
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std::string name = Common::StringFromBuffer(file_buffer);
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auto mode = static_cast<FileSys::Mode>(rp.Pop<u32>());
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LOG_DEBUG(Service_FS, "called file {} mode {}", name, static_cast<u32>(mode));
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auto result = backend->OpenFile(name, mode);
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if (result.Failed()) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(result.Code());
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return;
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}
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auto file = std::move(result.Unwrap());
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IPC::ResponseBuilder rb{ctx, 2, 0, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushIpcInterface<IFile>(std::move(file));
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}
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void OpenDirectory(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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auto file_buffer = ctx.ReadBuffer();
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std::string name = Common::StringFromBuffer(file_buffer);
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// TODO(Subv): Implement this filter.
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u32 filter_flags = rp.Pop<u32>();
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LOG_DEBUG(Service_FS, "called directory {} filter {}", name, filter_flags);
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auto result = backend->OpenDirectory(name);
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if (result.Failed()) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(result.Code());
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return;
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}
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auto directory = std::move(result.Unwrap());
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IPC::ResponseBuilder rb{ctx, 2, 0, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushIpcInterface<IDirectory>(std::move(directory));
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}
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void GetEntryType(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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auto file_buffer = ctx.ReadBuffer();
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std::string name = Common::StringFromBuffer(file_buffer);
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LOG_DEBUG(Service_FS, "called file {}", name);
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auto result = backend->GetEntryType(name);
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if (result.Failed()) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(result.Code());
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return;
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}
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.Push<u32>(static_cast<u32>(*result));
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}
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void Commit(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_FS, "(STUBBED) called");
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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private:
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std::unique_ptr<FileSys::FileSystemBackend> backend;
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};
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FSP_SRV::FSP_SRV() : ServiceFramework("fsp-srv") {
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static const FunctionInfo functions[] = {
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{0, nullptr, "MountContent"},
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{1, &FSP_SRV::Initialize, "Initialize"},
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{2, nullptr, "OpenDataFileSystemByCurrentProcess"},
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{7, nullptr, "OpenFileSystemWithPatch"},
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{8, nullptr, "OpenFileSystemWithId"},
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{9, nullptr, "OpenDataFileSystemByApplicationId"},
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{11, nullptr, "OpenBisFileSystem"},
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{12, nullptr, "OpenBisStorage"},
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{13, nullptr, "InvalidateBisCache"},
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{17, nullptr, "OpenHostFileSystem"},
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{18, &FSP_SRV::MountSdCard, "MountSdCard"},
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{19, nullptr, "FormatSdCardFileSystem"},
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{21, nullptr, "DeleteSaveDataFileSystem"},
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{22, &FSP_SRV::CreateSaveData, "CreateSaveData"},
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{23, nullptr, "CreateSaveDataFileSystemBySystemSaveDataId"},
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{24, nullptr, "RegisterSaveDataFileSystemAtomicDeletion"},
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{25, nullptr, "DeleteSaveDataFileSystemBySaveDataSpaceId"},
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{26, nullptr, "FormatSdCardDryRun"},
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{27, nullptr, "IsExFatSupported"},
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{28, nullptr, "DeleteSaveDataFileSystemBySaveDataAttribute"},
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{30, nullptr, "OpenGameCardStorage"},
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{31, nullptr, "OpenGameCardFileSystem"},
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{32, nullptr, "ExtendSaveDataFileSystem"},
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{33, nullptr, "DeleteCacheStorage"},
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{34, nullptr, "GetCacheStorageSize"},
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{51, &FSP_SRV::MountSaveData, "MountSaveData"},
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{52, nullptr, "OpenSaveDataFileSystemBySystemSaveDataId"},
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{53, nullptr, "OpenReadOnlySaveDataFileSystem"},
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{57, nullptr, "ReadSaveDataFileSystemExtraDataBySaveDataSpaceId"},
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{58, nullptr, "ReadSaveDataFileSystemExtraData"},
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{59, nullptr, "WriteSaveDataFileSystemExtraData"},
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{60, nullptr, "OpenSaveDataInfoReader"},
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{61, nullptr, "OpenSaveDataInfoReaderBySaveDataSpaceId"},
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{62, nullptr, "OpenCacheStorageList"},
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{64, nullptr, "OpenSaveDataInternalStorageFileSystem"},
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{65, nullptr, "UpdateSaveDataMacForDebug"},
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{66, nullptr, "WriteSaveDataFileSystemExtraData2"},
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{80, nullptr, "OpenSaveDataMetaFile"},
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{81, nullptr, "OpenSaveDataTransferManager"},
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{82, nullptr, "OpenSaveDataTransferManagerVersion2"},
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{100, nullptr, "OpenImageDirectoryFileSystem"},
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{110, nullptr, "OpenContentStorageFileSystem"},
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{200, &FSP_SRV::OpenDataStorageByCurrentProcess, "OpenDataStorageByCurrentProcess"},
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{201, nullptr, "OpenDataStorageByProgramId"},
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{202, nullptr, "OpenDataStorageByDataId"},
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{203, &FSP_SRV::OpenRomStorage, "OpenRomStorage"},
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{400, nullptr, "OpenDeviceOperator"},
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{500, nullptr, "OpenSdCardDetectionEventNotifier"},
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{501, nullptr, "OpenGameCardDetectionEventNotifier"},
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{510, nullptr, "OpenSystemDataUpdateEventNotifier"},
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{511, nullptr, "NotifySystemDataUpdateEvent"},
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{600, nullptr, "SetCurrentPosixTime"},
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{601, nullptr, "QuerySaveDataTotalSize"},
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{602, nullptr, "VerifySaveDataFileSystem"},
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{603, nullptr, "CorruptSaveDataFileSystem"},
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{604, nullptr, "CreatePaddingFile"},
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{605, nullptr, "DeleteAllPaddingFiles"},
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{606, nullptr, "GetRightsId"},
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{607, nullptr, "RegisterExternalKey"},
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{608, nullptr, "UnregisterAllExternalKey"},
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{609, nullptr, "GetRightsIdByPath"},
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{610, nullptr, "GetRightsIdAndKeyGenerationByPath"},
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{611, nullptr, "SetCurrentPosixTimeWithTimeDifference"},
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{612, nullptr, "GetFreeSpaceSizeForSaveData"},
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{613, nullptr, "VerifySaveDataFileSystemBySaveDataSpaceId"},
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{614, nullptr, "CorruptSaveDataFileSystemBySaveDataSpaceId"},
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{615, nullptr, "QuerySaveDataInternalStorageTotalSize"},
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{620, nullptr, "SetSdCardEncryptionSeed"},
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{630, nullptr, "SetSdCardAccessibility"},
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{631, nullptr, "IsSdCardAccessible"},
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{640, nullptr, "IsSignedSystemPartitionOnSdCardValid"},
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{700, nullptr, "OpenAccessFailureResolver"},
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{701, nullptr, "GetAccessFailureDetectionEvent"},
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{702, nullptr, "IsAccessFailureDetected"},
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{710, nullptr, "ResolveAccessFailure"},
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{720, nullptr, "AbandonAccessFailure"},
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{800, nullptr, "GetAndClearFileSystemProxyErrorInfo"},
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{1000, nullptr, "SetBisRootForHost"},
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{1001, nullptr, "SetSaveDataSize"},
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{1002, nullptr, "SetSaveDataRootPath"},
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{1003, nullptr, "DisableAutoSaveDataCreation"},
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{1004, nullptr, "SetGlobalAccessLogMode"},
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{1005, &FSP_SRV::GetGlobalAccessLogMode, "GetGlobalAccessLogMode"},
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{1006, nullptr, "OutputAccessLogToSdCard"},
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{1007, nullptr, "RegisterUpdatePartition"},
|
|
{1008, nullptr, "OpenRegisteredUpdatePartition"},
|
|
{1009, nullptr, "GetAndClearMemoryReportInfo"},
|
|
{1100, nullptr, "OverrideSaveDataTransferTokenSignVerificationKey"},
|
|
};
|
|
RegisterHandlers(functions);
|
|
}
|
|
|
|
void FSP_SRV::TryLoadRomFS() {
|
|
if (romfs) {
|
|
return;
|
|
}
|
|
FileSys::Path unused;
|
|
auto res = OpenFileSystem(Type::RomFS, unused);
|
|
if (res.Succeeded()) {
|
|
romfs = std::move(res.Unwrap());
|
|
}
|
|
}
|
|
|
|
void FSP_SRV::Initialize(Kernel::HLERequestContext& ctx) {
|
|
LOG_WARNING(Service_FS, "(STUBBED) called");
|
|
|
|
IPC::ResponseBuilder rb{ctx, 2};
|
|
rb.Push(RESULT_SUCCESS);
|
|
}
|
|
|
|
void FSP_SRV::MountSdCard(Kernel::HLERequestContext& ctx) {
|
|
LOG_DEBUG(Service_FS, "called");
|
|
|
|
FileSys::Path unused;
|
|
auto filesystem = OpenFileSystem(Type::SDMC, unused).Unwrap();
|
|
|
|
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
|
|
rb.Push(RESULT_SUCCESS);
|
|
rb.PushIpcInterface<IFileSystem>(std::move(filesystem));
|
|
}
|
|
|
|
void FSP_SRV::CreateSaveData(Kernel::HLERequestContext& ctx) {
|
|
IPC::RequestParser rp{ctx};
|
|
|
|
auto save_struct = rp.PopRaw<std::array<u8, 0x40>>();
|
|
auto save_create_struct = rp.PopRaw<std::array<u8, 0x40>>();
|
|
u128 uid = rp.PopRaw<u128>();
|
|
|
|
LOG_WARNING(Service_FS, "(STUBBED) called uid = {:016X}{:016X}", uid[1], uid[0]);
|
|
|
|
IPC::ResponseBuilder rb{ctx, 2};
|
|
rb.Push(RESULT_SUCCESS);
|
|
}
|
|
|
|
void FSP_SRV::MountSaveData(Kernel::HLERequestContext& ctx) {
|
|
LOG_WARNING(Service_FS, "(STUBBED) called");
|
|
|
|
FileSys::Path unused;
|
|
auto filesystem = OpenFileSystem(Type::SaveData, unused).Unwrap();
|
|
|
|
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
|
|
rb.Push(RESULT_SUCCESS);
|
|
rb.PushIpcInterface<IFileSystem>(std::move(filesystem));
|
|
}
|
|
|
|
void FSP_SRV::GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx) {
|
|
LOG_WARNING(Service_FS, "(STUBBED) called");
|
|
|
|
IPC::ResponseBuilder rb{ctx, 3};
|
|
rb.Push(RESULT_SUCCESS);
|
|
rb.Push<u32>(5);
|
|
}
|
|
|
|
void FSP_SRV::OpenDataStorageByCurrentProcess(Kernel::HLERequestContext& ctx) {
|
|
LOG_DEBUG(Service_FS, "called");
|
|
|
|
TryLoadRomFS();
|
|
if (!romfs) {
|
|
// TODO (bunnei): Find the right error code to use here
|
|
LOG_CRITICAL(Service_FS, "no file system interface available!");
|
|
IPC::ResponseBuilder rb{ctx, 2};
|
|
rb.Push(ResultCode(-1));
|
|
return;
|
|
}
|
|
|
|
// Attempt to open a StorageBackend interface to the RomFS
|
|
auto storage = romfs->OpenFile({}, {});
|
|
if (storage.Failed()) {
|
|
LOG_CRITICAL(Service_FS, "no storage interface available!");
|
|
IPC::ResponseBuilder rb{ctx, 2};
|
|
rb.Push(storage.Code());
|
|
return;
|
|
}
|
|
|
|
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
|
|
rb.Push(RESULT_SUCCESS);
|
|
rb.PushIpcInterface<IStorage>(std::move(storage.Unwrap()));
|
|
}
|
|
|
|
void FSP_SRV::OpenRomStorage(Kernel::HLERequestContext& ctx) {
|
|
LOG_WARNING(Service_FS, "(STUBBED) called, using OpenDataStorageByCurrentProcess");
|
|
OpenDataStorageByCurrentProcess(ctx);
|
|
}
|
|
|
|
} // namespace Service::FileSystem
|