diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt index c85c9485f9..b96ca93748 100644 --- a/src/core/CMakeLists.txt +++ b/src/core/CMakeLists.txt @@ -491,6 +491,7 @@ add_library(core STATIC hle/service/sm/controller.h hle/service/sm/sm.cpp hle/service/sm/sm.h + hle/service/sockets/blocking_worker.h hle/service/sockets/bsd.cpp hle/service/sockets/bsd.h hle/service/sockets/ethc.cpp @@ -501,6 +502,8 @@ add_library(core STATIC hle/service/sockets/sfdnsres.h hle/service/sockets/sockets.cpp hle/service/sockets/sockets.h + hle/service/sockets/sockets_translate.cpp + hle/service/sockets/sockets_translate.h hle/service/spl/csrng.cpp hle/service/spl/csrng.h hle/service/spl/module.cpp diff --git a/src/core/hle/service/nifm/nifm.cpp b/src/core/hle/service/nifm/nifm.cpp index 01ddcdbd6a..2e9d951954 100644 --- a/src/core/hle/service/nifm/nifm.cpp +++ b/src/core/hle/service/nifm/nifm.cpp @@ -9,6 +9,7 @@ #include "core/hle/kernel/writable_event.h" #include "core/hle/service/nifm/nifm.h" #include "core/hle/service/service.h" +#include "core/network/network.h" #include "core/settings.h" namespace Service::NIFM { @@ -174,6 +175,16 @@ private: IPC::ResponseBuilder rb{ctx, 2}; rb.Push(RESULT_SUCCESS); } + void GetCurrentIpAddress(Kernel::HLERequestContext& ctx) { + LOG_WARNING(Service_NIFM, "(STUBBED) called"); + + const auto [ipv4, error] = Network::GetHostIPv4Address(); + UNIMPLEMENTED_IF(error != Network::Errno::SUCCESS); + + IPC::ResponseBuilder rb{ctx, 3}; + rb.Push(RESULT_SUCCESS); + rb.PushRaw(ipv4); + } void CreateTemporaryNetworkProfile(Kernel::HLERequestContext& ctx) { LOG_DEBUG(Service_NIFM, "called"); @@ -235,7 +246,7 @@ IGeneralService::IGeneralService(Core::System& system) {9, nullptr, "SetNetworkProfile"}, {10, &IGeneralService::RemoveNetworkProfile, "RemoveNetworkProfile"}, {11, nullptr, "GetScanDataOld"}, - {12, nullptr, "GetCurrentIpAddress"}, + {12, &IGeneralService::GetCurrentIpAddress, "GetCurrentIpAddress"}, {13, nullptr, "GetCurrentAccessPointOld"}, {14, &IGeneralService::CreateTemporaryNetworkProfile, "CreateTemporaryNetworkProfile"}, {15, nullptr, "GetCurrentIpConfigInfo"}, diff --git a/src/core/hle/service/service.cpp b/src/core/hle/service/service.cpp index fa5347af99..538f28495d 100644 --- a/src/core/hle/service/service.cpp +++ b/src/core/hle/service/service.cpp @@ -246,7 +246,7 @@ void Init(std::shared_ptr& sm, Core::System& system) { PSC::InstallInterfaces(*sm); PSM::InstallInterfaces(*sm); Set::InstallInterfaces(*sm); - Sockets::InstallInterfaces(*sm); + Sockets::InstallInterfaces(*sm, system); SPL::InstallInterfaces(*sm); SSL::InstallInterfaces(*sm); Time::InstallInterfaces(system); diff --git a/src/core/hle/service/sockets/blocking_worker.h b/src/core/hle/service/sockets/blocking_worker.h new file mode 100644 index 0000000000..31ef6b821a --- /dev/null +++ b/src/core/hle/service/sockets/blocking_worker.h @@ -0,0 +1,162 @@ +// Copyright 2020 yuzu emulator team +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "common/assert.h" +#include "common/microprofile.h" +#include "common/thread.h" +#include "core/core.h" +#include "core/hle/kernel/hle_ipc.h" +#include "core/hle/kernel/kernel.h" +#include "core/hle/kernel/thread.h" +#include "core/hle/kernel/writable_event.h" + +namespace Service::Sockets { + +/** + * Worker abstraction to execute blocking calls on host without blocking the guest thread + * + * @tparam Service Service where the work is executed + * @tparam ...Types Types of work to execute + */ +template +class BlockingWorker { + using This = BlockingWorker; + using WorkVariant = std::variant; + +public: + /// Create a new worker + static std::unique_ptr Create(Core::System& system, Service* service, + std::string_view name) { + return std::unique_ptr(new This(system, service, name)); + } + + ~BlockingWorker() { + while (!is_available.load(std::memory_order_relaxed)) { + // Busy wait until work is finished + std::this_thread::yield(); + } + // Monostate means to exit the thread + work = std::monostate{}; + work_event.Set(); + thread.join(); + } + + /** + * Try to capture the worker to send work after a success + * @returns True when the worker has been successfully captured + */ + bool TryCapture() { + bool expected = true; + return is_available.compare_exchange_weak(expected, false, std::memory_order_relaxed, + std::memory_order_relaxed); + } + + /** + * Send work to this worker abstraction + * @see TryCapture must be called before attempting to call this function + */ + template + void SendWork(Work new_work) { + ASSERT_MSG(!is_available, "Trying to send work on a worker that's not captured"); + work = std::move(new_work); + work_event.Set(); + } + + /// Generate a callback for @see SleepClientThread + template + auto Callback() { + return [this](std::shared_ptr, Kernel::HLERequestContext& ctx, + Kernel::ThreadWakeupReason reason) { + ASSERT(reason == Kernel::ThreadWakeupReason::Signal); + std::get(work).Response(ctx); + is_available.store(true); + }; + } + + /// Get kernel event that will be signalled by the worker when the host operation finishes + std::shared_ptr KernelEvent() const { + return kernel_event; + } + +private: + explicit BlockingWorker(Core::System& system, Service* service, std::string_view name) { + auto pair = Kernel::WritableEvent::CreateEventPair(system.Kernel(), std::string(name)); + kernel_event = std::move(pair.writable); + thread = std::thread([this, &system, service, name] { Run(system, service, name); }); + } + + void Run(Core::System& system, Service* service, std::string_view name) { + system.RegisterHostThread(); + + const std::string thread_name = fmt::format("yuzu:{}", name); + MicroProfileOnThreadCreate(thread_name.c_str()); + Common::SetCurrentThreadName(thread_name.c_str()); + + bool keep_running = true; + while (keep_running) { + work_event.Wait(); + + const auto visit_fn = [service, &keep_running](auto&& w) { + using T = std::decay_t; + if constexpr (std::is_same_v) { + keep_running = false; + } else { + w.Execute(service); + } + }; + std::visit(visit_fn, work); + + kernel_event->Signal(); + } + } + + std::thread thread; + WorkVariant work; + Common::Event work_event; + std::shared_ptr kernel_event; + std::atomic_bool is_available{true}; +}; + +template +class BlockingWorkerPool { + using Worker = BlockingWorker; + +public: + explicit BlockingWorkerPool(Core::System& system_, Service* service_) + : system{system_}, service{service_} {} + + /// Returns a captured worker thread, creating new ones if necessary + Worker* CaptureWorker() { + for (auto& worker : workers) { + if (worker->TryCapture()) { + return worker.get(); + } + } + auto new_worker = Worker::Create(system, service, fmt::format("BSD:{}", workers.size())); + [[maybe_unused]] const bool success = new_worker->TryCapture(); + ASSERT(success); + + return workers.emplace_back(std::move(new_worker)).get(); + } + +private: + Core::System& system; + Service* const service; + + std::vector> workers; +}; + +} // namespace Service::Sockets diff --git a/src/core/hle/service/sockets/bsd.cpp b/src/core/hle/service/sockets/bsd.cpp index 8d4952c0e4..8035054528 100644 --- a/src/core/hle/service/sockets/bsd.cpp +++ b/src/core/hle/service/sockets/bsd.cpp @@ -2,18 +2,138 @@ // Licensed under GPLv2 or any later version // Refer to the license.txt file included. +#include +#include +#include +#include +#include + +#include + +#include "common/microprofile.h" +#include "common/thread.h" #include "core/hle/ipc_helpers.h" +#include "core/hle/kernel/thread.h" #include "core/hle/service/sockets/bsd.h" +#include "core/hle/service/sockets/sockets_translate.h" +#include "core/network/network.h" +#include "core/network/sockets.h" namespace Service::Sockets { +namespace { + +bool IsConnectionBased(Type type) { + switch (type) { + case Type::STREAM: + return true; + case Type::DGRAM: + return false; + default: + UNIMPLEMENTED_MSG("Unimplemented type={}", static_cast(type)); + return false; + } +} + +} // Anonymous namespace + +void BSD::PollWork::Execute(BSD* bsd) { + std::tie(ret, bsd_errno) = bsd->PollImpl(write_buffer, read_buffer, nfds, timeout); +} + +void BSD::PollWork::Response(Kernel::HLERequestContext& ctx) { + ctx.WriteBuffer(write_buffer); + + IPC::ResponseBuilder rb{ctx, 4}; + rb.Push(RESULT_SUCCESS); + rb.Push(ret); + rb.PushEnum(bsd_errno); +} + +void BSD::AcceptWork::Execute(BSD* bsd) { + std::tie(ret, bsd_errno) = bsd->AcceptImpl(fd, write_buffer); +} + +void BSD::AcceptWork::Response(Kernel::HLERequestContext& ctx) { + ctx.WriteBuffer(write_buffer); + + IPC::ResponseBuilder rb{ctx, 5}; + rb.Push(RESULT_SUCCESS); + rb.Push(ret); + rb.PushEnum(bsd_errno); + rb.Push(static_cast(write_buffer.size())); +} + +void BSD::ConnectWork::Execute(BSD* bsd) { + bsd_errno = bsd->ConnectImpl(fd, addr); +} + +void BSD::ConnectWork::Response(Kernel::HLERequestContext& ctx) { + IPC::ResponseBuilder rb{ctx, 4}; + rb.Push(RESULT_SUCCESS); + rb.Push(bsd_errno == Errno::SUCCESS ? 0 : -1); + rb.PushEnum(bsd_errno); +} + +void BSD::RecvWork::Execute(BSD* bsd) { + std::tie(ret, bsd_errno) = bsd->RecvImpl(fd, flags, message); +} + +void BSD::RecvWork::Response(Kernel::HLERequestContext& ctx) { + ctx.WriteBuffer(message); + + IPC::ResponseBuilder rb{ctx, 4}; + rb.Push(RESULT_SUCCESS); + rb.Push(ret); + rb.PushEnum(bsd_errno); +} + +void BSD::RecvFromWork::Execute(BSD* bsd) { + std::tie(ret, bsd_errno) = bsd->RecvFromImpl(fd, flags, message, addr); +} + +void BSD::RecvFromWork::Response(Kernel::HLERequestContext& ctx) { + ctx.WriteBuffer(message, 0); + if (!addr.empty()) { + ctx.WriteBuffer(addr, 1); + } + + IPC::ResponseBuilder rb{ctx, 5}; + rb.Push(RESULT_SUCCESS); + rb.Push(ret); + rb.PushEnum(bsd_errno); + rb.Push(static_cast(addr.size())); +} + +void BSD::SendWork::Execute(BSD* bsd) { + std::tie(ret, bsd_errno) = bsd->SendImpl(fd, flags, message); +} + +void BSD::SendWork::Response(Kernel::HLERequestContext& ctx) { + IPC::ResponseBuilder rb{ctx, 4}; + rb.Push(RESULT_SUCCESS); + rb.Push(ret); + rb.PushEnum(bsd_errno); +} + +void BSD::SendToWork::Execute(BSD* bsd) { + std::tie(ret, bsd_errno) = bsd->SendToImpl(fd, flags, message, addr); +} + +void BSD::SendToWork::Response(Kernel::HLERequestContext& ctx) { + IPC::ResponseBuilder rb{ctx, 4}; + rb.Push(RESULT_SUCCESS); + rb.Push(ret); + rb.PushEnum(bsd_errno); +} + void BSD::RegisterClient(Kernel::HLERequestContext& ctx) { LOG_WARNING(Service, "(STUBBED) called"); IPC::ResponseBuilder rb{ctx, 3}; rb.Push(RESULT_SUCCESS); - rb.Push(0); // bsd errno + rb.Push(0); // bsd errno } void BSD::StartMonitoring(Kernel::HLERequestContext& ctx) { @@ -26,20 +146,19 @@ void BSD::StartMonitoring(Kernel::HLERequestContext& ctx) { void BSD::Socket(Kernel::HLERequestContext& ctx) { IPC::RequestParser rp{ctx}; + const u32 domain = rp.Pop(); + const u32 type = rp.Pop(); + const u32 protocol = rp.Pop(); - u32 domain = rp.Pop(); - u32 type = rp.Pop(); - u32 protocol = rp.Pop(); + LOG_DEBUG(Service, "called. domain={} type={} protocol={}", domain, type, protocol); - LOG_WARNING(Service, "(STUBBED) called domain={} type={} protocol={}", domain, type, protocol); - - u32 fd = next_fd++; + const auto [fd, bsd_errno] = SocketImpl(static_cast(domain), static_cast(type), + static_cast(protocol)); IPC::ResponseBuilder rb{ctx, 4}; - rb.Push(RESULT_SUCCESS); - rb.Push(fd); - rb.Push(0); // bsd errno + rb.Push(fd); + rb.PushEnum(bsd_errno); } void BSD::Select(Kernel::HLERequestContext& ctx) { @@ -52,67 +171,663 @@ void BSD::Select(Kernel::HLERequestContext& ctx) { rb.Push(0); // bsd errno } +void BSD::Poll(Kernel::HLERequestContext& ctx) { + IPC::RequestParser rp{ctx}; + const s32 nfds = rp.Pop(); + const s32 timeout = rp.Pop(); + + LOG_DEBUG(Service, "called. nfds={} timeout={}", nfds, timeout); + + ExecuteWork(ctx, "BSD:Poll", timeout != 0, + PollWork{ + .nfds = nfds, + .timeout = timeout, + .read_buffer = ctx.ReadBuffer(), + .write_buffer = std::vector(ctx.GetWriteBufferSize()), + }); +} + +void BSD::Accept(Kernel::HLERequestContext& ctx) { + IPC::RequestParser rp{ctx}; + const s32 fd = rp.Pop(); + + LOG_DEBUG(Service, "called. fd={}", fd); + + ExecuteWork(ctx, "BSD:Accept", IsBlockingSocket(fd), + AcceptWork{ + .fd = fd, + .write_buffer = std::vector(ctx.GetWriteBufferSize()), + }); +} + void BSD::Bind(Kernel::HLERequestContext& ctx) { - LOG_WARNING(Service, "(STUBBED) called"); + IPC::RequestParser rp{ctx}; + const s32 fd = rp.Pop(); - IPC::ResponseBuilder rb{ctx, 4}; + LOG_DEBUG(Service, "called. fd={} addrlen={}", fd, ctx.GetReadBufferSize()); - rb.Push(RESULT_SUCCESS); - rb.Push(0); // ret - rb.Push(0); // bsd errno + BuildErrnoResponse(ctx, BindImpl(fd, ctx.ReadBuffer())); } void BSD::Connect(Kernel::HLERequestContext& ctx) { - LOG_WARNING(Service, "(STUBBED) called"); + IPC::RequestParser rp{ctx}; + const s32 fd = rp.Pop(); - IPC::ResponseBuilder rb{ctx, 4}; + LOG_DEBUG(Service, "called. fd={} addrlen={}", fd, ctx.GetReadBufferSize()); + ExecuteWork(ctx, "BSD:Connect", IsBlockingSocket(fd), + ConnectWork{ + .fd = fd, + .addr = ctx.ReadBuffer(), + }); +} + +void BSD::GetPeerName(Kernel::HLERequestContext& ctx) { + IPC::RequestParser rp{ctx}; + const s32 fd = rp.Pop(); + + LOG_DEBUG(Service, "called. fd={}", fd); + + std::vector write_buffer(ctx.GetWriteBufferSize()); + const Errno bsd_errno = GetPeerNameImpl(fd, write_buffer); + + ctx.WriteBuffer(write_buffer); + + IPC::ResponseBuilder rb{ctx, 5}; rb.Push(RESULT_SUCCESS); - rb.Push(0); // ret - rb.Push(0); // bsd errno + rb.Push(bsd_errno != Errno::SUCCESS ? -1 : 0); + rb.PushEnum(bsd_errno); + rb.Push(static_cast(write_buffer.size())); +} + +void BSD::GetSockName(Kernel::HLERequestContext& ctx) { + IPC::RequestParser rp{ctx}; + const s32 fd = rp.Pop(); + + LOG_DEBUG(Service, "called. fd={}", fd); + + std::vector write_buffer(ctx.GetWriteBufferSize()); + const Errno bsd_errno = GetSockNameImpl(fd, write_buffer); + + ctx.WriteBuffer(write_buffer); + + IPC::ResponseBuilder rb{ctx, 5}; + rb.Push(RESULT_SUCCESS); + rb.Push(bsd_errno != Errno::SUCCESS ? -1 : 0); + rb.PushEnum(bsd_errno); + rb.Push(static_cast(write_buffer.size())); } void BSD::Listen(Kernel::HLERequestContext& ctx) { - LOG_WARNING(Service, "(STUBBED) called"); + IPC::RequestParser rp{ctx}; + const s32 fd = rp.Pop(); + const s32 backlog = rp.Pop(); + + LOG_DEBUG(Service, "called. fd={} backlog={}", fd, backlog); + + BuildErrnoResponse(ctx, ListenImpl(fd, backlog)); +} + +void BSD::Fcntl(Kernel::HLERequestContext& ctx) { + IPC::RequestParser rp{ctx}; + const s32 fd = rp.Pop(); + const s32 cmd = rp.Pop(); + const s32 arg = rp.Pop(); + + LOG_DEBUG(Service, "called. fd={} cmd={} arg={}", fd, cmd, arg); + + const auto [ret, bsd_errno] = FcntlImpl(fd, static_cast(cmd), arg); IPC::ResponseBuilder rb{ctx, 4}; - rb.Push(RESULT_SUCCESS); - rb.Push(0); // ret - rb.Push(0); // bsd errno + rb.Push(ret); + rb.PushEnum(bsd_errno); } void BSD::SetSockOpt(Kernel::HLERequestContext& ctx) { - LOG_WARNING(Service, "(STUBBED) called"); + IPC::RequestParser rp{ctx}; - IPC::ResponseBuilder rb{ctx, 4}; + const s32 fd = rp.Pop(); + const u32 level = rp.Pop(); + const OptName optname = static_cast(rp.Pop()); - rb.Push(RESULT_SUCCESS); - rb.Push(0); // ret - rb.Push(0); // bsd errno + const std::vector buffer = ctx.ReadBuffer(); + const u8* optval = buffer.empty() ? nullptr : buffer.data(); + size_t optlen = buffer.size(); + + std::array values; + if ((optname == OptName::SNDTIMEO || optname == OptName::RCVTIMEO) && buffer.size() == 8) { + std::memcpy(values.data(), buffer.data(), sizeof(values)); + optlen = sizeof(values); + optval = reinterpret_cast(values.data()); + } + + LOG_DEBUG(Service, "called. fd={} level={} optname=0x{:x} optlen={}", fd, level, + static_cast(optname), optlen); + + BuildErrnoResponse(ctx, SetSockOptImpl(fd, level, optname, optlen, optval)); +} + +void BSD::Shutdown(Kernel::HLERequestContext& ctx) { + IPC::RequestParser rp{ctx}; + + const s32 fd = rp.Pop(); + const s32 how = rp.Pop(); + + LOG_DEBUG(Service, "called. fd={} how={}", fd, how); + + BuildErrnoResponse(ctx, ShutdownImpl(fd, how)); +} + +void BSD::Recv(Kernel::HLERequestContext& ctx) { + IPC::RequestParser rp{ctx}; + + const s32 fd = rp.Pop(); + const u32 flags = rp.Pop(); + + LOG_DEBUG(Service, "called. fd={} flags=0x{:x} len={}", fd, flags, ctx.GetWriteBufferSize()); + + ExecuteWork(ctx, "BSD:Recv", IsBlockingSocket(fd), + RecvWork{ + .fd = fd, + .flags = flags, + .message = std::vector(ctx.GetWriteBufferSize()), + }); +} + +void BSD::RecvFrom(Kernel::HLERequestContext& ctx) { + IPC::RequestParser rp{ctx}; + + const s32 fd = rp.Pop(); + const u32 flags = rp.Pop(); + + LOG_DEBUG(Service, "called. fd={} flags=0x{:x} len={} addrlen={}", fd, flags, + ctx.GetWriteBufferSize(0), ctx.GetWriteBufferSize(1)); + + ExecuteWork(ctx, "BSD:RecvFrom", IsBlockingSocket(fd), + RecvFromWork{ + .fd = fd, + .flags = flags, + .message = std::vector(ctx.GetWriteBufferSize(0)), + .addr = std::vector(ctx.GetWriteBufferSize(1)), + }); +} + +void BSD::Send(Kernel::HLERequestContext& ctx) { + IPC::RequestParser rp{ctx}; + + const s32 fd = rp.Pop(); + const u32 flags = rp.Pop(); + + LOG_DEBUG(Service, "called. fd={} flags=0x{:x} len={}", fd, flags, ctx.GetReadBufferSize()); + + ExecuteWork(ctx, "BSD:Send", IsBlockingSocket(fd), + SendWork{ + .fd = fd, + .flags = flags, + .message = ctx.ReadBuffer(), + }); } void BSD::SendTo(Kernel::HLERequestContext& ctx) { - LOG_WARNING(Service, "(STUBBED) called"); + IPC::RequestParser rp{ctx}; + const s32 fd = rp.Pop(); + const u32 flags = rp.Pop(); - IPC::ResponseBuilder rb{ctx, 4}; + LOG_DEBUG(Service, "called. fd={} flags=0x{} len={} addrlen={}", fd, flags, + ctx.GetReadBufferSize(0), ctx.GetReadBufferSize(1)); - rb.Push(RESULT_SUCCESS); - rb.Push(0); // ret - rb.Push(0); // bsd errno + ExecuteWork(ctx, "BSD:SendTo", IsBlockingSocket(fd), + SendToWork{ + .fd = fd, + .flags = flags, + .message = ctx.ReadBuffer(0), + .addr = ctx.ReadBuffer(1), + }); +} + +void BSD::Write(Kernel::HLERequestContext& ctx) { + IPC::RequestParser rp{ctx}; + const s32 fd = rp.Pop(); + + LOG_DEBUG(Service, "called. fd={} len={}", fd, ctx.GetReadBufferSize()); + + ExecuteWork(ctx, "BSD:Write", IsBlockingSocket(fd), + SendWork{ + .fd = fd, + .flags = 0, + .message = ctx.ReadBuffer(), + }); } void BSD::Close(Kernel::HLERequestContext& ctx) { - LOG_WARNING(Service, "(STUBBED) called"); + IPC::RequestParser rp{ctx}; + const s32 fd = rp.Pop(); + LOG_DEBUG(Service, "called. fd={}", fd); + + BuildErrnoResponse(ctx, CloseImpl(fd)); +} + +template +void BSD::ExecuteWork(Kernel::HLERequestContext& ctx, std::string_view sleep_reason, + bool is_blocking, Work work) { + if (!is_blocking) { + work.Execute(this); + work.Response(ctx); + return; + } + + // Signal a dummy response to make IPC validation happy + // This will be overwritten by the SleepClientThread callback + work.Response(ctx); + + auto worker = worker_pool.CaptureWorker(); + + ctx.SleepClientThread(std::string(sleep_reason), std::numeric_limits::max(), + worker->Callback(), worker->KernelEvent()); + + worker->SendWork(std::move(work)); +} + +std::pair BSD::SocketImpl(Domain domain, Type type, Protocol protocol) { + if (type == Type::SEQPACKET) { + UNIMPLEMENTED_MSG("SOCK_SEQPACKET errno management"); + } else if (type == Type::RAW && (domain != Domain::INET || protocol != Protocol::ICMP)) { + UNIMPLEMENTED_MSG("SOCK_RAW errno management"); + } + + [[maybe_unused]] const bool unk_flag = (static_cast(type) & 0x20000000) != 0; + UNIMPLEMENTED_IF_MSG(unk_flag, "Unknown flag in type"); + type = static_cast(static_cast(type) & ~0x20000000); + + const s32 fd = FindFreeFileDescriptorHandle(); + if (fd < 0) { + LOG_ERROR(Service, "No more file descriptors available"); + return {-1, Errno::MFILE}; + } + + FileDescriptor& descriptor = file_descriptors[fd].emplace(); + // ENONMEM might be thrown here + + LOG_INFO(Service, "New socket fd={}", fd); + + descriptor.socket = std::make_unique(); + descriptor.socket->Initialize(Translate(domain), Translate(type), Translate(type, protocol)); + descriptor.is_connection_based = IsConnectionBased(type); + + return {fd, Errno::SUCCESS}; +} + +std::pair BSD::PollImpl(std::vector& write_buffer, std::vector read_buffer, + s32 nfds, s32 timeout) { + if (write_buffer.size() < nfds * sizeof(PollFD)) { + return {-1, Errno::INVAL}; + } + + if (nfds == 0) { + // When no entries are provided, -1 is returned with errno zero + return {-1, Errno::SUCCESS}; + } + + const size_t length = std::min(read_buffer.size(), write_buffer.size()); + std::vector fds(nfds); + std::memcpy(fds.data(), read_buffer.data(), length); + + if (timeout >= 0) { + const s64 seconds = timeout / 1000; + const u64 nanoseconds = 1'000'000 * (static_cast(timeout) % 1000); + + if (seconds < 0) { + return {-1, Errno::INVAL}; + } + if (nanoseconds > 999'999'999) { + return {-1, Errno::INVAL}; + } + } else if (timeout != -1) { + return {-1, Errno::INVAL}; + } + + for (PollFD& pollfd : fds) { + ASSERT(pollfd.revents == 0); + + if (pollfd.fd > MAX_FD || pollfd.fd < 0) { + LOG_ERROR(Service, "File descriptor handle={} is invalid", pollfd.fd); + pollfd.revents = 0; + return {0, Errno::SUCCESS}; + } + + std::optional& descriptor = file_descriptors[pollfd.fd]; + if (!descriptor) { + LOG_ERROR(Service, "File descriptor handle={} is not allocated", pollfd.fd); + pollfd.revents = POLL_NVAL; + return {0, Errno::SUCCESS}; + } + } + + std::vector host_pollfds(fds.size()); + std::transform(fds.begin(), fds.end(), host_pollfds.begin(), [this](PollFD pollfd) { + Network::PollFD result; + result.socket = file_descriptors[pollfd.fd]->socket.get(); + result.events = TranslatePollEventsToHost(pollfd.events); + result.revents = 0; + return result; + }); + + const auto result = Network::Poll(host_pollfds, timeout); + + const size_t num = host_pollfds.size(); + for (size_t i = 0; i < num; ++i) { + fds[i].revents = TranslatePollEventsToGuest(host_pollfds[i].revents); + } + std::memcpy(write_buffer.data(), fds.data(), length); + + return Translate(result); +} + +std::pair BSD::AcceptImpl(s32 fd, std::vector& write_buffer) { + if (!IsFileDescriptorValid(fd)) { + return {-1, Errno::BADF}; + } + + const s32 new_fd = FindFreeFileDescriptorHandle(); + if (new_fd < 0) { + LOG_ERROR(Service, "No more file descriptors available"); + return {-1, Errno::MFILE}; + } + + FileDescriptor& descriptor = *file_descriptors[fd]; + auto [result, bsd_errno] = descriptor.socket->Accept(); + if (bsd_errno != Network::Errno::SUCCESS) { + return {-1, Translate(bsd_errno)}; + } + + FileDescriptor& new_descriptor = file_descriptors[new_fd].emplace(); + new_descriptor.socket = std::move(result.socket); + new_descriptor.is_connection_based = descriptor.is_connection_based; + + ASSERT(write_buffer.size() == sizeof(SockAddrIn)); + const SockAddrIn guest_addr_in = Translate(result.sockaddr_in); + std::memcpy(write_buffer.data(), &guest_addr_in, sizeof(guest_addr_in)); + + return {new_fd, Errno::SUCCESS}; +} + +Errno BSD::BindImpl(s32 fd, const std::vector& addr) { + if (!IsFileDescriptorValid(fd)) { + return Errno::BADF; + } + ASSERT(addr.size() == sizeof(SockAddrIn)); + SockAddrIn addr_in; + std::memcpy(&addr_in, addr.data(), sizeof(addr_in)); + + return Translate(file_descriptors[fd]->socket->Bind(Translate(addr_in))); +} + +Errno BSD::ConnectImpl(s32 fd, const std::vector& addr) { + if (!IsFileDescriptorValid(fd)) { + return Errno::BADF; + } + + UNIMPLEMENTED_IF(addr.size() != sizeof(SockAddrIn)); + SockAddrIn addr_in; + std::memcpy(&addr_in, addr.data(), sizeof(addr_in)); + + return Translate(file_descriptors[fd]->socket->Connect(Translate(addr_in))); +} + +Errno BSD::GetPeerNameImpl(s32 fd, std::vector& write_buffer) { + if (!IsFileDescriptorValid(fd)) { + return Errno::BADF; + } + + const auto [addr_in, bsd_errno] = file_descriptors[fd]->socket->GetPeerName(); + if (bsd_errno != Network::Errno::SUCCESS) { + return Translate(bsd_errno); + } + const SockAddrIn guest_addrin = Translate(addr_in); + + ASSERT(write_buffer.size() == sizeof(guest_addrin)); + std::memcpy(write_buffer.data(), &guest_addrin, sizeof(guest_addrin)); + return Translate(bsd_errno); +} + +Errno BSD::GetSockNameImpl(s32 fd, std::vector& write_buffer) { + if (!IsFileDescriptorValid(fd)) { + return Errno::BADF; + } + + const auto [addr_in, bsd_errno] = file_descriptors[fd]->socket->GetSockName(); + if (bsd_errno != Network::Errno::SUCCESS) { + return Translate(bsd_errno); + } + const SockAddrIn guest_addrin = Translate(addr_in); + + ASSERT(write_buffer.size() == sizeof(guest_addrin)); + std::memcpy(write_buffer.data(), &guest_addrin, sizeof(guest_addrin)); + return Translate(bsd_errno); +} + +Errno BSD::ListenImpl(s32 fd, s32 backlog) { + if (!IsFileDescriptorValid(fd)) { + return Errno::BADF; + } + return Translate(file_descriptors[fd]->socket->Listen(backlog)); +} + +std::pair BSD::FcntlImpl(s32 fd, FcntlCmd cmd, s32 arg) { + if (!IsFileDescriptorValid(fd)) { + return {-1, Errno::BADF}; + } + + FileDescriptor& descriptor = *file_descriptors[fd]; + + switch (cmd) { + case FcntlCmd::GETFL: + ASSERT(arg == 0); + return {descriptor.flags, Errno::SUCCESS}; + case FcntlCmd::SETFL: { + const bool enable = (arg & FLAG_O_NONBLOCK) != 0; + const Errno bsd_errno = Translate(descriptor.socket->SetNonBlock(enable)); + if (bsd_errno != Errno::SUCCESS) { + return {-1, bsd_errno}; + } + descriptor.flags = arg; + return {0, Errno::SUCCESS}; + } + default: + UNIMPLEMENTED_MSG("Unimplemented cmd={}", static_cast(cmd)); + return {-1, Errno::SUCCESS}; + } +} + +Errno BSD::SetSockOptImpl(s32 fd, u32 level, OptName optname, size_t optlen, const void* optval) { + UNIMPLEMENTED_IF(level != 0xffff); // SOL_SOCKET + + if (!IsFileDescriptorValid(fd)) { + return Errno::BADF; + } + + Network::Socket* const socket = file_descriptors[fd]->socket.get(); + + if (optname == OptName::LINGER) { + ASSERT(optlen == sizeof(Linger)); + Linger linger; + std::memcpy(&linger, optval, sizeof(linger)); + ASSERT(linger.onoff == 0 || linger.onoff == 1); + + return Translate(socket->SetLinger(linger.onoff != 0, linger.linger)); + } + + ASSERT(optlen == sizeof(u32)); + u32 value; + std::memcpy(&value, optval, sizeof(value)); + + switch (optname) { + case OptName::REUSEADDR: + ASSERT(value == 0 || value == 1); + return Translate(socket->SetReuseAddr(value != 0)); + case OptName::BROADCAST: + ASSERT(value == 0 || value == 1); + return Translate(socket->SetBroadcast(value != 0)); + case OptName::SNDBUF: + return Translate(socket->SetSndBuf(value)); + case OptName::RCVBUF: + return Translate(socket->SetRcvBuf(value)); + case OptName::SNDTIMEO: + return Translate(socket->SetSndTimeo(value)); + case OptName::RCVTIMEO: + return Translate(socket->SetRcvTimeo(value)); + default: + UNIMPLEMENTED_MSG("Unimplemented optname={}", static_cast(optname)); + return Errno::SUCCESS; + } +} + +Errno BSD::ShutdownImpl(s32 fd, s32 how) { + if (!IsFileDescriptorValid(fd)) { + return Errno::BADF; + } + const Network::ShutdownHow host_how = Translate(static_cast(how)); + return Translate(file_descriptors[fd]->socket->Shutdown(host_how)); +} + +std::pair BSD::RecvImpl(s32 fd, u32 flags, std::vector& message) { + if (!IsFileDescriptorValid(fd)) { + return {-1, Errno::BADF}; + } + return Translate(file_descriptors[fd]->socket->Recv(flags, message)); +} + +std::pair BSD::RecvFromImpl(s32 fd, u32 flags, std::vector& message, + std::vector& addr) { + if (!IsFileDescriptorValid(fd)) { + return {-1, Errno::BADF}; + } + + FileDescriptor& descriptor = *file_descriptors[fd]; + + Network::SockAddrIn addr_in{}; + Network::SockAddrIn* p_addr_in = nullptr; + if (descriptor.is_connection_based) { + // Connection based file descriptors (e.g. TCP) zero addr + addr.clear(); + } else { + p_addr_in = &addr_in; + } + + // Apply flags + if ((flags & FLAG_MSG_DONTWAIT) != 0) { + flags &= ~FLAG_MSG_DONTWAIT; + if ((descriptor.flags & FLAG_O_NONBLOCK) == 0) { + descriptor.socket->SetNonBlock(true); + } + } + + const auto [ret, bsd_errno] = Translate(descriptor.socket->RecvFrom(flags, message, p_addr_in)); + + // Restore original state + if ((descriptor.flags & FLAG_O_NONBLOCK) == 0) { + descriptor.socket->SetNonBlock(false); + } + + if (p_addr_in) { + if (ret < 0) { + addr.clear(); + } else { + ASSERT(addr.size() == sizeof(SockAddrIn)); + const SockAddrIn result = Translate(addr_in); + std::memcpy(addr.data(), &result, sizeof(result)); + } + } + + return {ret, bsd_errno}; +} + +std::pair BSD::SendImpl(s32 fd, u32 flags, const std::vector& message) { + if (!IsFileDescriptorValid(fd)) { + return {-1, Errno::BADF}; + } + return Translate(file_descriptors[fd]->socket->Send(message, flags)); +} + +std::pair BSD::SendToImpl(s32 fd, u32 flags, const std::vector& message, + const std::vector& addr) { + if (!IsFileDescriptorValid(fd)) { + return {-1, Errno::BADF}; + } + + Network::SockAddrIn addr_in; + Network::SockAddrIn* p_addr_in = nullptr; + if (!addr.empty()) { + ASSERT(addr.size() == sizeof(SockAddrIn)); + SockAddrIn guest_addr_in; + std::memcpy(&guest_addr_in, addr.data(), sizeof(guest_addr_in)); + addr_in = Translate(guest_addr_in); + } + + return Translate(file_descriptors[fd]->socket->SendTo(flags, message, p_addr_in)); +} + +Errno BSD::CloseImpl(s32 fd) { + if (!IsFileDescriptorValid(fd)) { + return Errno::BADF; + } + + const Errno bsd_errno = Translate(file_descriptors[fd]->socket->Close()); + if (bsd_errno != Errno::SUCCESS) { + return bsd_errno; + } + + LOG_INFO(Service, "Close socket fd={}", fd); + + file_descriptors[fd].reset(); + return bsd_errno; +} + +s32 BSD::FindFreeFileDescriptorHandle() noexcept { + for (s32 fd = 0; fd < static_cast(file_descriptors.size()); ++fd) { + if (!file_descriptors[fd]) { + return fd; + } + } + return -1; +} + +bool BSD::IsFileDescriptorValid(s32 fd) const noexcept { + if (fd > MAX_FD || fd < 0) { + LOG_ERROR(Service, "Invalid file descriptor handle={}", fd); + return false; + } + if (!file_descriptors[fd]) { + LOG_ERROR(Service, "File descriptor handle={} is not allocated", fd); + return false; + } + return true; +} + +bool BSD::IsBlockingSocket(s32 fd) const noexcept { + // Inform invalid sockets as non-blocking + // This way we avoid using a worker thread as it will fail without blocking host + if (fd > MAX_FD || fd < 0) { + return false; + } + if (!file_descriptors[fd]) { + return false; + } + return (file_descriptors[fd]->flags & FLAG_O_NONBLOCK) != 0; +} + +void BSD::BuildErrnoResponse(Kernel::HLERequestContext& ctx, Errno bsd_errno) const noexcept { IPC::ResponseBuilder rb{ctx, 4}; rb.Push(RESULT_SUCCESS); - rb.Push(0); // ret - rb.Push(0); // bsd errno + rb.Push(bsd_errno == Errno::SUCCESS ? 0 : -1); + rb.PushEnum(bsd_errno); } -BSD::BSD(const char* name) : ServiceFramework(name) { +BSD::BSD(Core::System& system, const char* name) + : ServiceFramework(name), worker_pool{system, this} { // clang-format off static const FunctionInfo functions[] = { {0, &BSD::RegisterClient, "RegisterClient"}, @@ -121,25 +836,25 @@ BSD::BSD(const char* name) : ServiceFramework(name) { {3, nullptr, "SocketExempt"}, {4, nullptr, "Open"}, {5, &BSD::Select, "Select"}, - {6, nullptr, "Poll"}, + {6, &BSD::Poll, "Poll"}, {7, nullptr, "Sysctl"}, - {8, nullptr, "Recv"}, - {9, nullptr, "RecvFrom"}, - {10, nullptr, "Send"}, + {8, &BSD::Recv, "Recv"}, + {9, &BSD::RecvFrom, "RecvFrom"}, + {10, &BSD::Send, "Send"}, {11, &BSD::SendTo, "SendTo"}, - {12, nullptr, "Accept"}, + {12, &BSD::Accept, "Accept"}, {13, &BSD::Bind, "Bind"}, {14, &BSD::Connect, "Connect"}, - {15, nullptr, "GetPeerName"}, - {16, nullptr, "GetSockName"}, + {15, &BSD::GetPeerName, "GetPeerName"}, + {16, &BSD::GetSockName, "GetSockName"}, {17, nullptr, "GetSockOpt"}, {18, &BSD::Listen, "Listen"}, {19, nullptr, "Ioctl"}, - {20, nullptr, "Fcntl"}, + {20, &BSD::Fcntl, "Fcntl"}, {21, &BSD::SetSockOpt, "SetSockOpt"}, - {22, nullptr, "Shutdown"}, + {22, &BSD::Shutdown, "Shutdown"}, {23, nullptr, "ShutdownAllSockets"}, - {24, nullptr, "Write"}, + {24, &BSD::Write, "Write"}, {25, nullptr, "Read"}, {26, &BSD::Close, "Close"}, {27, nullptr, "DuplicateSocket"}, diff --git a/src/core/hle/service/sockets/bsd.h b/src/core/hle/service/sockets/bsd.h index 3098e3baf9..3575319515 100644 --- a/src/core/hle/service/sockets/bsd.h +++ b/src/core/hle/service/sockets/bsd.h @@ -4,30 +4,174 @@ #pragma once +#include +#include +#include + +#include "common/common_types.h" #include "core/hle/kernel/hle_ipc.h" #include "core/hle/service/service.h" +#include "core/hle/service/sockets/blocking_worker.h" +#include "core/hle/service/sockets/sockets.h" + +namespace Core { +class System; +} + +namespace Network { +class Socket; +} namespace Service::Sockets { class BSD final : public ServiceFramework { public: - explicit BSD(const char* name); + explicit BSD(Core::System& system, const char* name); ~BSD() override; private: + /// Maximum number of file descriptors + static constexpr size_t MAX_FD = 128; + + struct FileDescriptor { + std::unique_ptr socket; + s32 flags = 0; + bool is_connection_based = false; + }; + + struct PollWork { + void Execute(BSD* bsd); + void Response(Kernel::HLERequestContext& ctx); + + s32 nfds; + s32 timeout; + std::vector read_buffer; + std::vector write_buffer; + s32 ret{}; + Errno bsd_errno{}; + }; + + struct AcceptWork { + void Execute(BSD* bsd); + void Response(Kernel::HLERequestContext& ctx); + + s32 fd; + std::vector write_buffer; + s32 ret{}; + Errno bsd_errno{}; + }; + + struct ConnectWork { + void Execute(BSD* bsd); + void Response(Kernel::HLERequestContext& ctx); + + s32 fd; + std::vector addr; + Errno bsd_errno{}; + }; + + struct RecvWork { + void Execute(BSD* bsd); + void Response(Kernel::HLERequestContext& ctx); + + s32 fd; + u32 flags; + std::vector message; + s32 ret{}; + Errno bsd_errno{}; + }; + + struct RecvFromWork { + void Execute(BSD* bsd); + void Response(Kernel::HLERequestContext& ctx); + + s32 fd; + u32 flags; + std::vector message; + std::vector addr; + s32 ret{}; + Errno bsd_errno{}; + }; + + struct SendWork { + void Execute(BSD* bsd); + void Response(Kernel::HLERequestContext& ctx); + + s32 fd; + u32 flags; + std::vector message; + s32 ret{}; + Errno bsd_errno{}; + }; + + struct SendToWork { + void Execute(BSD* bsd); + void Response(Kernel::HLERequestContext& ctx); + + s32 fd; + u32 flags; + std::vector message; + std::vector addr; + s32 ret{}; + Errno bsd_errno{}; + }; + void RegisterClient(Kernel::HLERequestContext& ctx); void StartMonitoring(Kernel::HLERequestContext& ctx); void Socket(Kernel::HLERequestContext& ctx); void Select(Kernel::HLERequestContext& ctx); + void Poll(Kernel::HLERequestContext& ctx); + void Accept(Kernel::HLERequestContext& ctx); void Bind(Kernel::HLERequestContext& ctx); void Connect(Kernel::HLERequestContext& ctx); + void GetPeerName(Kernel::HLERequestContext& ctx); + void GetSockName(Kernel::HLERequestContext& ctx); void Listen(Kernel::HLERequestContext& ctx); + void Fcntl(Kernel::HLERequestContext& ctx); void SetSockOpt(Kernel::HLERequestContext& ctx); + void Shutdown(Kernel::HLERequestContext& ctx); + void Recv(Kernel::HLERequestContext& ctx); + void RecvFrom(Kernel::HLERequestContext& ctx); + void Send(Kernel::HLERequestContext& ctx); void SendTo(Kernel::HLERequestContext& ctx); + void Write(Kernel::HLERequestContext& ctx); void Close(Kernel::HLERequestContext& ctx); - /// Id to use for the next open file descriptor. - u32 next_fd = 1; + template + void ExecuteWork(Kernel::HLERequestContext& ctx, std::string_view sleep_reason, + bool is_blocking, Work work); + + std::pair SocketImpl(Domain domain, Type type, Protocol protocol); + std::pair PollImpl(std::vector& write_buffer, std::vector read_buffer, + s32 nfds, s32 timeout); + std::pair AcceptImpl(s32 fd, std::vector& write_buffer); + Errno BindImpl(s32 fd, const std::vector& addr); + Errno ConnectImpl(s32 fd, const std::vector& addr); + Errno GetPeerNameImpl(s32 fd, std::vector& write_buffer); + Errno GetSockNameImpl(s32 fd, std::vector& write_buffer); + Errno ListenImpl(s32 fd, s32 backlog); + std::pair FcntlImpl(s32 fd, FcntlCmd cmd, s32 arg); + Errno SetSockOptImpl(s32 fd, u32 level, OptName optname, size_t optlen, const void* optval); + Errno ShutdownImpl(s32 fd, s32 how); + std::pair RecvImpl(s32 fd, u32 flags, std::vector& message); + std::pair RecvFromImpl(s32 fd, u32 flags, std::vector& message, + std::vector& addr); + std::pair SendImpl(s32 fd, u32 flags, const std::vector& message); + std::pair SendToImpl(s32 fd, u32 flags, const std::vector& message, + const std::vector& addr); + Errno CloseImpl(s32 fd); + + s32 FindFreeFileDescriptorHandle() noexcept; + bool IsFileDescriptorValid(s32 fd) const noexcept; + bool IsBlockingSocket(s32 fd) const noexcept; + + void BuildErrnoResponse(Kernel::HLERequestContext& ctx, Errno bsd_errno) const noexcept; + + std::array, MAX_FD> file_descriptors; + + BlockingWorkerPool + worker_pool; }; class BSDCFG final : public ServiceFramework { diff --git a/src/core/hle/service/sockets/sockets.cpp b/src/core/hle/service/sockets/sockets.cpp index 08d2d306a7..1d27f79060 100644 --- a/src/core/hle/service/sockets/sockets.cpp +++ b/src/core/hle/service/sockets/sockets.cpp @@ -10,9 +10,9 @@ namespace Service::Sockets { -void InstallInterfaces(SM::ServiceManager& service_manager) { - std::make_shared("bsd:s")->InstallAsService(service_manager); - std::make_shared("bsd:u")->InstallAsService(service_manager); +void InstallInterfaces(SM::ServiceManager& service_manager, Core::System& system) { + std::make_shared(system, "bsd:s")->InstallAsService(service_manager); + std::make_shared(system, "bsd:u")->InstallAsService(service_manager); std::make_shared()->InstallAsService(service_manager); std::make_shared()->InstallAsService(service_manager); diff --git a/src/core/hle/service/sockets/sockets.h b/src/core/hle/service/sockets/sockets.h index ca8a6a7e0d..89a4100769 100644 --- a/src/core/hle/service/sockets/sockets.h +++ b/src/core/hle/service/sockets/sockets.h @@ -4,11 +4,94 @@ #pragma once +#include "common/common_types.h" #include "core/hle/service/service.h" +namespace Core { +class System; +} + namespace Service::Sockets { +enum class Errno : u32 { + SUCCESS = 0, + BADF = 9, + AGAIN = 11, + INVAL = 22, + MFILE = 24, + NOTCONN = 107, +}; + +enum class Domain : u32 { + INET = 2, +}; + +enum class Type : u32 { + STREAM = 1, + DGRAM = 2, + RAW = 3, + SEQPACKET = 5, +}; + +enum class Protocol : u32 { + UNSPECIFIED = 0, + ICMP = 1, + TCP = 6, + UDP = 17, +}; + +enum class OptName : u32 { + REUSEADDR = 0x4, + BROADCAST = 0x20, + LINGER = 0x80, + SNDBUF = 0x1001, + RCVBUF = 0x1002, + SNDTIMEO = 0x1005, + RCVTIMEO = 0x1006, +}; + +enum class ShutdownHow : s32 { + RD = 0, + WR = 1, + RDWR = 2, +}; + +enum class FcntlCmd : s32 { + GETFL = 3, + SETFL = 4, +}; + +struct SockAddrIn { + u8 len; + u8 family; + u16 portno; + std::array ip; + std::array zeroes; +}; + +struct PollFD { + s32 fd; + u16 events; + u16 revents; +}; + +struct Linger { + u32 onoff; + u32 linger; +}; + +constexpr u16 POLL_IN = 0x01; +constexpr u16 POLL_PRI = 0x02; +constexpr u16 POLL_OUT = 0x04; +constexpr u16 POLL_ERR = 0x08; +constexpr u16 POLL_HUP = 0x10; +constexpr u16 POLL_NVAL = 0x20; + +constexpr u32 FLAG_MSG_DONTWAIT = 0x80; + +constexpr u32 FLAG_O_NONBLOCK = 0x800; + /// Registers all Sockets services with the specified service manager. -void InstallInterfaces(SM::ServiceManager& service_manager); +void InstallInterfaces(SM::ServiceManager& service_manager, Core::System& system); } // namespace Service::Sockets diff --git a/src/core/hle/service/sockets/sockets_translate.cpp b/src/core/hle/service/sockets/sockets_translate.cpp new file mode 100644 index 0000000000..2be8f642d8 --- /dev/null +++ b/src/core/hle/service/sockets/sockets_translate.cpp @@ -0,0 +1,165 @@ +// Copyright 2020 yuzu emulator team +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include + +#include "common/assert.h" +#include "common/common_types.h" +#include "core/hle/service/sockets/sockets.h" +#include "core/hle/service/sockets/sockets_translate.h" +#include "core/network/network.h" + +namespace Service::Sockets { + +Errno Translate(Network::Errno value) { + switch (value) { + case Network::Errno::SUCCESS: + return Errno::SUCCESS; + case Network::Errno::BADF: + return Errno::BADF; + case Network::Errno::AGAIN: + return Errno::AGAIN; + case Network::Errno::INVAL: + return Errno::INVAL; + case Network::Errno::MFILE: + return Errno::MFILE; + case Network::Errno::NOTCONN: + return Errno::NOTCONN; + default: + UNIMPLEMENTED_MSG("Unimplemented errno={}", static_cast(value)); + return Errno::SUCCESS; + } +} + +std::pair Translate(std::pair value) { + return {value.first, Translate(value.second)}; +} + +Network::Domain Translate(Domain domain) { + switch (domain) { + case Domain::INET: + return Network::Domain::INET; + default: + UNIMPLEMENTED_MSG("Unimplemented domain={}", static_cast(domain)); + return {}; + } +} + +Domain Translate(Network::Domain domain) { + switch (domain) { + case Network::Domain::INET: + return Domain::INET; + default: + UNIMPLEMENTED_MSG("Unimplemented domain={}", static_cast(domain)); + return {}; + } +} + +Network::Type Translate(Type type) { + switch (type) { + case Type::STREAM: + return Network::Type::STREAM; + case Type::DGRAM: + return Network::Type::DGRAM; + default: + UNIMPLEMENTED_MSG("Unimplemented type={}", static_cast(type)); + } +} + +Network::Protocol Translate(Type type, Protocol protocol) { + switch (protocol) { + case Protocol::UNSPECIFIED: + LOG_WARNING(Service, "Unspecified protocol, assuming protocol from type"); + switch (type) { + case Type::DGRAM: + return Network::Protocol::UDP; + case Type::STREAM: + return Network::Protocol::TCP; + default: + return Network::Protocol::TCP; + } + case Protocol::TCP: + return Network::Protocol::TCP; + case Protocol::UDP: + return Network::Protocol::UDP; + default: + UNIMPLEMENTED_MSG("Unimplemented protocol={}", static_cast(protocol)); + return Network::Protocol::TCP; + } +} + +u16 TranslatePollEventsToHost(u16 flags) { + u16 result = 0; + const auto translate = [&result, &flags](u16 from, u16 to) { + if ((flags & from) != 0) { + flags &= ~from; + result |= to; + } + }; + translate(POLL_IN, Network::POLL_IN); + translate(POLL_PRI, Network::POLL_PRI); + translate(POLL_OUT, Network::POLL_OUT); + translate(POLL_ERR, Network::POLL_ERR); + translate(POLL_HUP, Network::POLL_HUP); + translate(POLL_NVAL, Network::POLL_NVAL); + + UNIMPLEMENTED_IF_MSG(flags != 0, "Unimplemented flags={}", flags); + return result; +} + +u16 TranslatePollEventsToGuest(u16 flags) { + u16 result = 0; + const auto translate = [&result, &flags](u16 from, u16 to) { + if ((flags & from) != 0) { + flags &= ~from; + result |= to; + } + }; + + translate(Network::POLL_IN, POLL_IN); + translate(Network::POLL_PRI, POLL_PRI); + translate(Network::POLL_OUT, POLL_OUT); + translate(Network::POLL_ERR, POLL_ERR); + translate(Network::POLL_HUP, POLL_HUP); + translate(Network::POLL_NVAL, POLL_NVAL); + + UNIMPLEMENTED_IF_MSG(flags != 0, "Unimplemented flags={}", flags); + return result; +} + +Network::SockAddrIn Translate(SockAddrIn value) { + ASSERT(value.len == 0 || value.len == sizeof(value)); + + Network::SockAddrIn result; + result.family = Translate(static_cast(value.family)); + result.ip = value.ip; + result.portno = value.portno >> 8 | value.portno << 8; + return result; +} + +SockAddrIn Translate(Network::SockAddrIn value) { + SockAddrIn result; + result.len = sizeof(result); + result.family = static_cast(Translate(value.family)); + result.portno = value.portno >> 8 | value.portno << 8; + result.ip = value.ip; + result.zeroes = {}; + return result; +} + +Network::ShutdownHow Translate(ShutdownHow how) { + switch (how) { + case ShutdownHow::RD: + return Network::ShutdownHow::RD; + case ShutdownHow::WR: + return Network::ShutdownHow::WR; + case ShutdownHow::RDWR: + return Network::ShutdownHow::RDWR; + default: + UNIMPLEMENTED_MSG("Unimplemented how={}", static_cast(how)); + return {}; + } +} + +} // namespace Service::Sockets diff --git a/src/core/hle/service/sockets/sockets_translate.h b/src/core/hle/service/sockets/sockets_translate.h new file mode 100644 index 0000000000..8ed041e313 --- /dev/null +++ b/src/core/hle/service/sockets/sockets_translate.h @@ -0,0 +1,48 @@ +// Copyright 2020 yuzu emulator team +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include + +#include "common/common_types.h" +#include "core/hle/service/sockets/sockets.h" +#include "core/network/network.h" + +namespace Service::Sockets { + +/// Translate abstract errno to guest errno +Errno Translate(Network::Errno value); + +/// Translate abstract return value errno pair to guest return value errno pair +std::pair Translate(std::pair value); + +/// Translate guest domain to abstract domain +Network::Domain Translate(Domain domain); + +/// Translate abstract domain to guest domain +Domain Translate(Network::Domain domain); + +/// Translate guest type to abstract type +Network::Type Translate(Type type); + +/// Translate guest protocol to abstract protocol +Network::Protocol Translate(Type type, Protocol protocol); + +/// Translate abstract poll event flags to guest poll event flags +u16 TranslatePollEventsToHost(u16 flags); + +/// Translate guest poll event flags to abstract poll event flags +u16 TranslatePollEventsToGuest(u16 flags); + +/// Translate guest socket address structure to abstract socket address structure +Network::SockAddrIn Translate(SockAddrIn value); + +/// Translate abstract socket address structure to guest socket address structure +SockAddrIn Translate(Network::SockAddrIn value); + +/// Translate guest shutdown mode to abstract shutdown mode +Network::ShutdownHow Translate(ShutdownHow how); + +} // namespace Service::Sockets