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193 lines
7 KiB
C++
193 lines
7 KiB
C++
// Copyright 2014 Citra Emulator Project
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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 <algorithm>
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#include <fmt/format.h>
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#include "common/assert.h"
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#include "common/logging/log.h"
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#include "common/string_util.h"
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#include "core/hle/ipc.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/handle_table.h"
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#include "core/hle/kernel/process.h"
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#include "core/hle/kernel/server_port.h"
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#include "core/hle/kernel/server_session.h"
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#include "core/hle/kernel/thread.h"
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#include "core/hle/service/am/am.h"
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#include "core/hle/service/aoc/aoc_u.h"
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#include "core/hle/service/apm/apm.h"
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#include "core/hle/service/dsp_dsp.h"
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#include "core/hle/service/gsp_gpu.h"
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#include "core/hle/service/hid/hid.h"
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#include "core/hle/service/lm/lm.h"
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#include "core/hle/service/pctl/pctl.h"
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#include "core/hle/service/service.h"
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#include "core/hle/service/sm/controller.h"
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#include "core/hle/service/sm/sm.h"
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using Kernel::ClientPort;
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using Kernel::ServerPort;
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using Kernel::ServerSession;
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using Kernel::SharedPtr;
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namespace Service {
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std::unordered_map<std::string, SharedPtr<ClientPort>> g_kernel_named_ports;
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/**
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* Creates a function string for logging, complete with the name (or header code, depending
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* on what's passed in) the port name, and all the cmd_buff arguments.
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*/
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static std::string MakeFunctionString(const char* name, const char* port_name,
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const u32* cmd_buff) {
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// Number of params == bits 0-5 + bits 6-11
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int num_params = (cmd_buff[0] & 0x3F) + ((cmd_buff[0] >> 6) & 0x3F);
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std::string function_string =
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Common::StringFromFormat("function '%s': port=%s", name, port_name);
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for (int i = 1; i <= num_params; ++i) {
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function_string += Common::StringFromFormat(", cmd_buff[%i]=0x%X", i, cmd_buff[i]);
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}
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return function_string;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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ServiceFrameworkBase::ServiceFrameworkBase(const char* service_name, u32 max_sessions,
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InvokerFn* handler_invoker)
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: service_name(service_name), max_sessions(max_sessions), handler_invoker(handler_invoker) {}
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ServiceFrameworkBase::~ServiceFrameworkBase() = default;
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void ServiceFrameworkBase::InstallAsService(SM::ServiceManager& service_manager) {
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ASSERT(port == nullptr);
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port = service_manager.RegisterService(service_name, max_sessions).Unwrap();
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port->SetHleHandler(shared_from_this());
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}
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void ServiceFrameworkBase::InstallAsNamedPort() {
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ASSERT(port == nullptr);
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SharedPtr<ServerPort> server_port;
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SharedPtr<ClientPort> client_port;
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std::tie(server_port, client_port) = ServerPort::CreatePortPair(max_sessions, service_name);
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server_port->SetHleHandler(shared_from_this());
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AddNamedPort(service_name, std::move(client_port));
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}
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Kernel::SharedPtr<Kernel::ClientPort> ServiceFrameworkBase::CreatePort() {
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ASSERT(port == nullptr);
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Kernel::SharedPtr<Kernel::ServerPort> server_port;
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Kernel::SharedPtr<Kernel::ClientPort> client_port;
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std::tie(server_port, client_port) = Kernel::ServerPort::CreatePortPair(max_sessions, service_name);
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port = MakeResult<Kernel::SharedPtr<Kernel::ServerPort>>(std::move(server_port)).Unwrap();
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port->SetHleHandler(shared_from_this());
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return client_port;
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}
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void ServiceFrameworkBase::RegisterHandlersBase(const FunctionInfoBase* functions, size_t n) {
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handlers.reserve(handlers.size() + n);
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for (size_t i = 0; i < n; ++i) {
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// Usually this array is sorted by id already, so hint to insert at the end
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handlers.emplace_hint(handlers.cend(), functions[i].expected_header, functions[i]);
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}
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}
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void ServiceFrameworkBase::ReportUnimplementedFunction(Kernel::HLERequestContext& ctx,
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const FunctionInfoBase* info) {
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auto cmd_buf = ctx.CommandBuffer();
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std::string function_name = info == nullptr ? fmt::format("{}", ctx.GetCommand()) : info->name;
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fmt::MemoryWriter w;
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w.write("function '{}': port='{}' cmd_buf={{[0]={:#x}", function_name, service_name,
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cmd_buf[0]);
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for (int i = 1; i <= 8; ++i) {
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w.write(", [{}]={:#x}", i, cmd_buf[i]);
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}
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w << '}';
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LOG_ERROR(Service, "unknown / unimplemented %s", w.c_str());
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UNIMPLEMENTED();
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}
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void ServiceFrameworkBase::InvokeRequest(Kernel::HLERequestContext& ctx) {
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auto itr = handlers.find(ctx.GetCommand());
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const FunctionInfoBase* info = itr == handlers.end() ? nullptr : &itr->second;
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if (info == nullptr || info->handler_callback == nullptr) {
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return ReportUnimplementedFunction(ctx, info);
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}
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LOG_TRACE(
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Service, "%s",
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MakeFunctionString(info->name, GetServiceName().c_str(), ctx.CommandBuffer()).c_str());
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handler_invoker(this, info->handler_callback, ctx);
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}
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ResultCode ServiceFrameworkBase::HandleSyncRequest(SharedPtr<ServerSession> server_session) {
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u32* cmd_buf = (u32*)Memory::GetPointer(Kernel::GetCurrentThread()->GetTLSAddress());
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// TODO(yuriks): The kernel should be the one handling this as part of translation after
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// everything else is migrated
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Kernel::HLERequestContext context(std::move(server_session));
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context.PopulateFromIncomingCommandBuffer(cmd_buf, *Kernel::g_current_process,
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Kernel::g_handle_table);
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switch (context.GetCommandType()) {
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case IPC::CommandType::Close: {
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IPC::RequestBuilder rb{context, 1};
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rb.Push(RESULT_SUCCESS);
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return ResultCode(ErrorModule::HIPC, ErrorDescription::RemoteProcessDead);
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}
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case IPC::CommandType::Control: {
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SM::g_service_manager->InvokeControlRequest(context);
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break;
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}
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case IPC::CommandType::Request: {
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InvokeRequest(context);
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break;
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}
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default:
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UNIMPLEMENTED_MSG("command_type=%d", context.GetCommandType());
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}
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context.WriteToOutgoingCommandBuffer(cmd_buf, *Kernel::g_current_process,
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Kernel::g_handle_table);
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return RESULT_SUCCESS;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// Module interface
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// TODO(yuriks): Move to kernel
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void AddNamedPort(std::string name, SharedPtr<ClientPort> port) {
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g_kernel_named_ports.emplace(std::move(name), std::move(port));
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}
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/// Initialize ServiceManager
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void Init() {
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SM::g_service_manager = std::make_shared<SM::ServiceManager>();
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SM::ServiceManager::InstallInterfaces(SM::g_service_manager);
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AM::InstallInterfaces(*SM::g_service_manager);
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AOC::InstallInterfaces(*SM::g_service_manager);
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APM::InstallInterfaces(*SM::g_service_manager);
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LM::InstallInterfaces(*SM::g_service_manager);
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PCTL::InstallInterfaces(*SM::g_service_manager);
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HID::Init();
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LOG_DEBUG(Service, "initialized OK");
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}
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/// Shutdown ServiceManager
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void Shutdown() {
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HID::Shutdown();
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SM::g_service_manager = nullptr;
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g_kernel_named_ports.clear();
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LOG_DEBUG(Service, "shutdown OK");
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}
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} // namespace Service
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