forked from suyu/suyu
133 lines
4.1 KiB
C++
133 lines
4.1 KiB
C++
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// 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 "common/logging/log.h"
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#include "core/core.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 {
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namespace 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, &IStorage::Write, "Write"},
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{2, &IStorage::Flush, "Flush"}, {3, &IStorage::SetSize, "SetSize"},
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{4, &IStorage::GetSize, "GetSize"},
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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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u64 offset = rp.Pop<u64>();
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u64 length = rp.Pop<u64>();
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LOG_DEBUG(Service, "called, offset=0x%llx, length=0x%llx", offset, length);
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auto descriptor = ctx.BufferDescriptorB()[0];
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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::RequestBuilder rb{ctx, 2};
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rb.Push(res.Code());
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}
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Memory::WriteBlock(descriptor.Address(), output.data(), descriptor.Size());
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IPC::RequestBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void Write(Kernel::HLERequestContext& ctx) {
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IPC::RequestBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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LOG_WARNING(Service, "(STUBBED) called");
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}
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void Flush(Kernel::HLERequestContext& ctx) {
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IPC::RequestBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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LOG_WARNING(Service, "(STUBBED) called");
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}
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void SetSize(Kernel::HLERequestContext& ctx) {
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IPC::RequestBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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LOG_WARNING(Service, "(STUBBED) called");
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}
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void GetSize(Kernel::HLERequestContext& ctx) {
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IPC::RequestBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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LOG_WARNING(Service, "(STUBBED) called");
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}
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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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{1, &FSP_SRV::Initalize, "Initalize"},
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{200, &FSP_SRV::OpenDataStorageByCurrentProcess, "OpenDataStorageByCurrentProcess"},
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{203, &FSP_SRV::OpenRomStorage, "OpenRomStorage"},
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{1005, &FSP_SRV::GetGlobalAccessLogMode, "GetGlobalAccessLogMode"},
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};
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RegisterHandlers(functions);
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}
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void FSP_SRV::Initalize(Kernel::HLERequestContext& ctx) {
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IPC::RequestBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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LOG_WARNING(Service, "(STUBBED) called");
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}
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void FSP_SRV::GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx) {
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IPC::RequestBuilder rb{ctx, 4};
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rb.Push(RESULT_SUCCESS);
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rb.Push<u32>(5);
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LOG_WARNING(Service, "(STUBBED) called");
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}
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void FSP_SRV::OpenDataStorageByCurrentProcess(Kernel::HLERequestContext& ctx) {
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FileSys::Path path;
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auto filesystem = OpenFileSystem(Type::RomFS, path);
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if (filesystem.Failed()) {
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IPC::RequestBuilder rb{ctx, 2};
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rb.Push(filesystem.Code());
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return;
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}
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auto storage = filesystem.Unwrap()->OpenFile({}, {});
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if (storage.Failed()) {
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IPC::RequestBuilder rb{ctx, 2};
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rb.Push(storage.Code());
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return;
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}
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// TODO: What if already opened?
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IPC::RequestBuilder rb{ctx, 2, 0, 0, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushIpcInterface<IStorage>(std::move(storage.Unwrap()));
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LOG_WARNING(Service, "(STUBBED) called");
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}
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void FSP_SRV::OpenRomStorage(Kernel::HLERequestContext& ctx) {
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OpenDataStorageByCurrentProcess(ctx);
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}
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} // namespace Filesystem
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} // namespace Service
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