7c9644646f
This makes the formatting expectations more obvious (e.g. any zero padding specified is padding that's entirely dedicated to the value being printed, not any pretty-printing that also gets tacked on).
135 lines
4.3 KiB
C++
135 lines
4.3 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 <tuple>
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#include "common/assert.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/kernel/server_port.h"
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#include "core/hle/result.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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namespace Service::SM {
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ServiceManager::~ServiceManager() = default;
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void ServiceManager::InvokeControlRequest(Kernel::HLERequestContext& context) {
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controller_interface->InvokeRequest(context);
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}
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static ResultCode ValidateServiceName(const std::string& name) {
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if (name.size() <= 0 || name.size() > 8) {
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return ERR_INVALID_NAME_SIZE;
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}
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if (name.find('\0') != std::string::npos) {
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return ERR_NAME_CONTAINS_NUL;
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}
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return RESULT_SUCCESS;
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}
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void ServiceManager::InstallInterfaces(std::shared_ptr<ServiceManager> self) {
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ASSERT(self->sm_interface.expired());
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auto sm = std::make_shared<SM>(self);
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sm->InstallAsNamedPort();
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self->sm_interface = sm;
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self->controller_interface = std::make_unique<Controller>();
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}
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ResultVal<Kernel::SharedPtr<Kernel::ServerPort>> ServiceManager::RegisterService(
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std::string name, unsigned int max_sessions) {
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CASCADE_CODE(ValidateServiceName(name));
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if (registered_services.find(name) != registered_services.end())
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return ERR_ALREADY_REGISTERED;
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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, name);
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registered_services.emplace(std::move(name), std::move(client_port));
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return MakeResult<Kernel::SharedPtr<Kernel::ServerPort>>(std::move(server_port));
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}
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ResultVal<Kernel::SharedPtr<Kernel::ClientPort>> ServiceManager::GetServicePort(
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const std::string& name) {
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CASCADE_CODE(ValidateServiceName(name));
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auto it = registered_services.find(name);
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if (it == registered_services.end()) {
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return ERR_SERVICE_NOT_REGISTERED;
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}
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return MakeResult<Kernel::SharedPtr<Kernel::ClientPort>>(it->second);
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}
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ResultVal<Kernel::SharedPtr<Kernel::ClientSession>> ServiceManager::ConnectToService(
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const std::string& name) {
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CASCADE_RESULT(auto client_port, GetServicePort(name));
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return client_port->Connect();
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}
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SM::~SM() = default;
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/**
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* SM::Initialize service function
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* Inputs:
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* 0: 0x00000000
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* Outputs:
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* 0: ResultCode
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*/
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void SM::Initialize(Kernel::HLERequestContext& ctx) {
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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NGLOG_DEBUG(Service_SM, "called");
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}
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void SM::GetService(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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auto name_buf = rp.PopRaw<std::array<char, 8>>();
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auto end = std::find(name_buf.begin(), name_buf.end(), '\0');
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std::string name(name_buf.begin(), end);
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// TODO(yuriks): Permission checks go here
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auto client_port = service_manager->GetServicePort(name);
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if (client_port.Failed()) {
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IPC::ResponseBuilder rb = rp.MakeBuilder(2, 0, 0);
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rb.Push(client_port.Code());
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NGLOG_ERROR(Service_SM, "called service={} -> error 0x{:08X}", name,
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client_port.Code().raw);
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if (name.length() == 0)
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return; // LibNX Fix
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UNIMPLEMENTED();
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return;
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}
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auto session = client_port.Unwrap()->Connect();
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ASSERT(session.Succeeded());
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if (session.Succeeded()) {
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NGLOG_DEBUG(Service_SM, "called service={} -> session={}", name, (*session)->GetObjectId());
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IPC::ResponseBuilder rb =
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rp.MakeBuilder(2, 0, 1, IPC::ResponseBuilder::Flags::AlwaysMoveHandles);
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rb.Push(session.Code());
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rb.PushMoveObjects(std::move(session).Unwrap());
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}
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}
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SM::SM(std::shared_ptr<ServiceManager> service_manager)
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: ServiceFramework("sm:", 4), service_manager(std::move(service_manager)) {
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static const FunctionInfo functions[] = {
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{0x00000000, &SM::Initialize, "Initialize"},
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{0x00000001, &SM::GetService, "GetService"},
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{0x00000002, nullptr, "RegisterService"},
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{0x00000003, nullptr, "UnregisterService"},
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};
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RegisterHandlers(functions);
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}
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} // namespace Service::SM
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