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pineappleEA
2020-12-28 15:15:37 +00:00
parent 84b39492d1
commit 78b48028e1
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64
src/core/hle/service/sm/controller.cpp Executable file
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// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/client_session.h"
#include "core/hle/kernel/server_session.h"
#include "core/hle/kernel/session.h"
#include "core/hle/service/sm/controller.h"
namespace Service::SM {
void Controller::ConvertCurrentObjectToDomain(Kernel::HLERequestContext& ctx) {
ASSERT_MSG(ctx.Session()->IsSession(), "Session is already a domain");
LOG_DEBUG(Service, "called, server_session={}", ctx.Session()->GetObjectId());
ctx.Session()->ConvertToDomain();
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push<u32>(1); // Converted sessions start with 1 request handler
}
void Controller::CloneCurrentObject(Kernel::HLERequestContext& ctx) {
// TODO(bunnei): This is just creating a new handle to the same Session. I assume this is wrong
// and that we probably want to actually make an entirely new Session, but we still need to
// verify this on hardware.
LOG_DEBUG(Service, "called");
IPC::ResponseBuilder rb{ctx, 2, 0, 1, IPC::ResponseBuilder::Flags::AlwaysMoveHandles};
rb.Push(RESULT_SUCCESS);
rb.PushMoveObjects(ctx.Session()->GetParent()->Client());
}
void Controller::CloneCurrentObjectEx(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service, "(STUBBED) called, using CloneCurrentObject");
CloneCurrentObject(ctx);
}
void Controller::QueryPointerBufferSize(Kernel::HLERequestContext& ctx) {
LOG_WARNING(Service, "(STUBBED) called");
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(RESULT_SUCCESS);
rb.Push<u16>(0x1000);
}
// https://switchbrew.org/wiki/IPC_Marshalling
Controller::Controller(Core::System& system_) : ServiceFramework{system_, "IpcController"} {
static const FunctionInfo functions[] = {
{0, &Controller::ConvertCurrentObjectToDomain, "ConvertCurrentObjectToDomain"},
{1, nullptr, "CopyFromCurrentDomain"},
{2, &Controller::CloneCurrentObject, "CloneCurrentObject"},
{3, &Controller::QueryPointerBufferSize, "QueryPointerBufferSize"},
{4, &Controller::CloneCurrentObjectEx, "CloneCurrentObjectEx"},
};
RegisterHandlers(functions);
}
Controller::~Controller() = default;
} // namespace Service::SM

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src/core/hle/service/sm/controller.h Executable file
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// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "core/hle/service/service.h"
namespace Core {
class System;
}
namespace Service::SM {
class Controller final : public ServiceFramework<Controller> {
public:
explicit Controller(Core::System& system_);
~Controller() override;
private:
void ConvertCurrentObjectToDomain(Kernel::HLERequestContext& ctx);
void CloneCurrentObject(Kernel::HLERequestContext& ctx);
void CloneCurrentObjectEx(Kernel::HLERequestContext& ctx);
void QueryPointerBufferSize(Kernel::HLERequestContext& ctx);
};
} // namespace Service::SM

204
src/core/hle/service/sm/sm.cpp Executable file
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// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <tuple>
#include "common/assert.h"
#include "core/core.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/client_session.h"
#include "core/hle/kernel/server_port.h"
#include "core/hle/result.h"
#include "core/hle/service/sm/controller.h"
#include "core/hle/service/sm/sm.h"
namespace Service::SM {
constexpr ResultCode ERR_ALREADY_REGISTERED(ErrorModule::SM, 4);
constexpr ResultCode ERR_INVALID_NAME(ErrorModule::SM, 6);
constexpr ResultCode ERR_SERVICE_NOT_REGISTERED(ErrorModule::SM, 7);
ServiceManager::ServiceManager(Kernel::KernelCore& kernel_) : kernel{kernel_} {}
ServiceManager::~ServiceManager() = default;
void ServiceManager::InvokeControlRequest(Kernel::HLERequestContext& context) {
controller_interface->InvokeRequest(context);
}
static ResultCode ValidateServiceName(const std::string& name) {
if (name.empty() || name.size() > 8) {
LOG_ERROR(Service_SM, "Invalid service name! service={}", name);
return ERR_INVALID_NAME;
}
if (name.rfind('\0') != std::string::npos) {
LOG_ERROR(Service_SM, "A non null terminated service was passed");
return ERR_INVALID_NAME;
}
return RESULT_SUCCESS;
}
void ServiceManager::InstallInterfaces(std::shared_ptr<ServiceManager> self, Core::System& system) {
ASSERT(self->sm_interface.expired());
auto sm = std::make_shared<SM>(self, system);
sm->InstallAsNamedPort(system.Kernel());
self->sm_interface = sm;
self->controller_interface = std::make_unique<Controller>(system);
}
ResultVal<std::shared_ptr<Kernel::ServerPort>> ServiceManager::RegisterService(std::string name,
u32 max_sessions) {
CASCADE_CODE(ValidateServiceName(name));
if (registered_services.find(name) != registered_services.end()) {
LOG_ERROR(Service_SM, "Service is already registered! service={}", name);
return ERR_ALREADY_REGISTERED;
}
auto [server_port, client_port] =
Kernel::ServerPort::CreatePortPair(kernel, max_sessions, name);
registered_services.emplace(std::move(name), std::move(client_port));
return MakeResult(std::move(server_port));
}
ResultCode ServiceManager::UnregisterService(const std::string& name) {
CASCADE_CODE(ValidateServiceName(name));
const auto iter = registered_services.find(name);
if (iter == registered_services.end()) {
LOG_ERROR(Service_SM, "Server is not registered! service={}", name);
return ERR_SERVICE_NOT_REGISTERED;
}
registered_services.erase(iter);
return RESULT_SUCCESS;
}
ResultVal<std::shared_ptr<Kernel::ClientPort>> ServiceManager::GetServicePort(
const std::string& name) {
CASCADE_CODE(ValidateServiceName(name));
auto it = registered_services.find(name);
if (it == registered_services.end()) {
LOG_ERROR(Service_SM, "Server is not registered! service={}", name);
return ERR_SERVICE_NOT_REGISTERED;
}
return MakeResult(it->second);
}
ResultVal<std::shared_ptr<Kernel::ClientSession>> ServiceManager::ConnectToService(
const std::string& name) {
CASCADE_RESULT(auto client_port, GetServicePort(name));
return client_port->Connect();
}
SM::~SM() = default;
/**
* SM::Initialize service function
* Inputs:
* 0: 0x00000000
* Outputs:
* 0: ResultCode
*/
void SM::Initialize(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_SM, "called");
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
}
void SM::GetService(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
auto name_buf = rp.PopRaw<std::array<char, 8>>();
auto end = std::find(name_buf.begin(), name_buf.end(), '\0');
std::string name(name_buf.begin(), end);
auto client_port = service_manager->GetServicePort(name);
if (client_port.Failed()) {
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(client_port.Code());
LOG_ERROR(Service_SM, "called service={} -> error 0x{:08X}", name, client_port.Code().raw);
if (name.length() == 0)
return; // LibNX Fix
UNIMPLEMENTED();
return;
}
auto [client, server] = Kernel::Session::Create(kernel, name);
const auto& server_port = client_port.Unwrap()->GetServerPort();
if (server_port->GetHLEHandler()) {
server_port->GetHLEHandler()->ClientConnected(server);
} else {
server_port->AppendPendingSession(server);
}
// Wake the threads waiting on the ServerPort
server_port->Signal();
LOG_DEBUG(Service_SM, "called service={} -> session={}", name, client->GetObjectId());
IPC::ResponseBuilder rb{ctx, 2, 0, 1, IPC::ResponseBuilder::Flags::AlwaysMoveHandles};
rb.Push(RESULT_SUCCESS);
rb.PushMoveObjects(std::move(client));
}
void SM::RegisterService(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto name_buf = rp.PopRaw<std::array<char, 8>>();
const auto end = std::find(name_buf.begin(), name_buf.end(), '\0');
const std::string name(name_buf.begin(), end);
const auto is_light = static_cast<bool>(rp.PopRaw<u32>());
const auto max_session_count = rp.PopRaw<u32>();
LOG_DEBUG(Service_SM, "called with name={}, max_session_count={}, is_light={}", name,
max_session_count, is_light);
auto handle = service_manager->RegisterService(name, max_session_count);
if (handle.Failed()) {
LOG_ERROR(Service_SM, "failed to register service with error_code={:08X}",
handle.Code().raw);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(handle.Code());
return;
}
IPC::ResponseBuilder rb{ctx, 2, 0, 1, IPC::ResponseBuilder::Flags::AlwaysMoveHandles};
rb.Push(handle.Code());
rb.PushMoveObjects(std::move(handle).Unwrap());
}
void SM::UnregisterService(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const auto name_buf = rp.PopRaw<std::array<char, 8>>();
const auto end = std::find(name_buf.begin(), name_buf.end(), '\0');
const std::string name(name_buf.begin(), end);
LOG_DEBUG(Service_SM, "called with name={}", name);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(service_manager->UnregisterService(name));
}
SM::SM(std::shared_ptr<ServiceManager> service_manager_, Core::System& system_)
: ServiceFramework{system_, "sm:", 4},
service_manager{std::move(service_manager_)}, kernel{system_.Kernel()} {
static const FunctionInfo functions[] = {
{0x00000000, &SM::Initialize, "Initialize"},
{0x00000001, &SM::GetService, "GetService"},
{0x00000002, &SM::RegisterService, "RegisterService"},
{0x00000003, &SM::UnregisterService, "UnregisterService"},
};
RegisterHandlers(functions);
}
} // namespace Service::SM

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src/core/hle/service/sm/sm.h Executable file
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// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <memory>
#include <string>
#include <type_traits>
#include <unordered_map>
#include "common/concepts.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/object.h"
#include "core/hle/kernel/server_port.h"
#include "core/hle/result.h"
#include "core/hle/service/service.h"
namespace Core {
class System;
}
namespace Kernel {
class ClientPort;
class ClientSession;
class KernelCore;
class ServerPort;
class SessionRequestHandler;
} // namespace Kernel
namespace Service::SM {
class Controller;
/// Interface to "sm:" service
class SM final : public ServiceFramework<SM> {
public:
explicit SM(std::shared_ptr<ServiceManager> service_manager_, Core::System& system_);
~SM() override;
private:
void Initialize(Kernel::HLERequestContext& ctx);
void GetService(Kernel::HLERequestContext& ctx);
void RegisterService(Kernel::HLERequestContext& ctx);
void UnregisterService(Kernel::HLERequestContext& ctx);
std::shared_ptr<ServiceManager> service_manager;
Kernel::KernelCore& kernel;
};
class ServiceManager {
public:
static void InstallInterfaces(std::shared_ptr<ServiceManager> self, Core::System& system);
explicit ServiceManager(Kernel::KernelCore& kernel_);
~ServiceManager();
ResultVal<std::shared_ptr<Kernel::ServerPort>> RegisterService(std::string name,
u32 max_sessions);
ResultCode UnregisterService(const std::string& name);
ResultVal<std::shared_ptr<Kernel::ClientPort>> GetServicePort(const std::string& name);
ResultVal<std::shared_ptr<Kernel::ClientSession>> ConnectToService(const std::string& name);
template <Common::DerivedFrom<Kernel::SessionRequestHandler> T>
std::shared_ptr<T> GetService(const std::string& service_name) const {
auto service = registered_services.find(service_name);
if (service == registered_services.end()) {
LOG_DEBUG(Service, "Can't find service: {}", service_name);
return nullptr;
}
auto port = service->second->GetServerPort();
if (port == nullptr) {
return nullptr;
}
return std::static_pointer_cast<T>(port->GetHLEHandler());
}
void InvokeControlRequest(Kernel::HLERequestContext& context);
private:
std::weak_ptr<SM> sm_interface;
std::unique_ptr<Controller> controller_interface;
/// Map of registered services, retrieved using GetServicePort or ConnectToService.
std::unordered_map<std::string, std::shared_ptr<Kernel::ClientPort>> registered_services;
/// Kernel context
Kernel::KernelCore& kernel;
};
} // namespace Service::SM