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hle: Initial implementation of NX service framework and IPC.

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This commit is contained in:
bunnei 2017-10-14 22:18:42 -04:00
parent 12c7469d81
commit 960a1416de
21 changed files with 578 additions and 863 deletions
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42
src/core/hle/service/sm/controller.cpp Normal file
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@ -0,0 +1,42 @@
// Copyright 2017 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/logging/log.h"
#include "core/hle/ipc_helpers.h"
#include "core/hle/service/sm/controller.h"
namespace Service {
namespace SM {
/**
* Controller::QueryPointerBufferSize service function
* Inputs:
* 0: 0x00000003
* Outputs:
* 1: ResultCode
* 3: Size of memory
*/
void Controller::QueryPointerBufferSize(Kernel::HLERequestContext& ctx) {
IPC::RequestBuilder rb{ctx, 2};
rb.Push(RESULT_SUCCESS);
rb.Push(0x0U);
rb.Push(0x500U);
LOG_WARNING(Service, "(STUBBED) called");
}
Controller::Controller() : ServiceFramework("IpcController") {
static const FunctionInfo functions[] = {
{0x00000000, nullptr, "ConvertSessionToDomain"},
{0x00000001, nullptr, "ConvertDomainToSession"},
{0x00000002, nullptr, "DuplicateSession"},
{0x00000003, &Controller::QueryPointerBufferSize, "QueryPointerBufferSize"},
{0x00000004, nullptr, "DuplicateSessionEx"},
};
RegisterHandlers(functions);
}
Controller::~Controller() = default;
} // namespace SM
} // namespace Service

22
src/core/hle/service/sm/controller.h Normal file
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@ -0,0 +1,22 @@
// Copyright 2017 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "core/hle/service/service.h"
namespace Service {
namespace SM {
class Controller final : public ServiceFramework<Controller> {
public:
explicit Controller();
~Controller();
private:
void QueryPointerBufferSize(Kernel::HLERequestContext& ctx);
};
} // namespace SM
} // namespace Service

91
src/core/hle/service/sm/sm.cpp
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@ -4,16 +4,21 @@
#include <tuple>
#include "common/assert.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"
#include "core/hle/service/sm/srv.h"
namespace Service {
namespace SM {
void ServiceManager::InvokeControlRequest(Kernel::HLERequestContext& context) {
controller_interface->InvokeRequest(context);
}
static ResultCode ValidateServiceName(const std::string& name) {
if (name.size() <= 0 || name.size() > 8) {
return ERR_INVALID_NAME_SIZE;
@ -25,11 +30,12 @@ static ResultCode ValidateServiceName(const std::string& name) {
}
void ServiceManager::InstallInterfaces(std::shared_ptr<ServiceManager> self) {
ASSERT(self->srv_interface.expired());
ASSERT(self->sm_interface.expired());
auto srv = std::make_shared<SRV>(self);
srv->InstallAsNamedPort();
self->srv_interface = srv;
auto sm = std::make_shared<SM>(self);
sm->InstallAsNamedPort();
self->sm_interface = sm;
self->controller_interface = std::make_unique<Controller>();
}
ResultVal<Kernel::SharedPtr<Kernel::ServerPort>> ServiceManager::RegisterService(
@ -69,5 +75,80 @@ ResultVal<Kernel::SharedPtr<Kernel::ClientSession>> ServiceManager::ConnectToSer
std::shared_ptr<ServiceManager> g_service_manager;
/**
* SM::Initialize service function
* Inputs:
* 0: 0x00000000
* Outputs:
* 1: ResultCode
*/
void SM::Initialize(Kernel::HLERequestContext& ctx) {
IPC::RequestBuilder rb{ctx, 1};
rb.Push(RESULT_SUCCESS);
LOG_DEBUG(Service_SM, "called");
}
/**
* SM::GetServiceHandle service function
* Inputs:
* 0: 0x00000001
* 1: Unknown
* 2: Unknown
* 3-4: 8-byte UTF-8 service name
* Outputs:
* 1: ResultCode
* 3: Service handle
*/
void SM::GetService(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
u32 unk1 = rp.Pop<u32>();
u32 unk2 = rp.Pop<u32>();
auto name_buf = rp.PopRaw<std::array<char, 6>>();
std::string name(name_buf.data());
// TODO(yuriks): Permission checks go here
auto client_port = service_manager->GetServicePort(name);
if (client_port.Failed()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0, 0);
rb.Push(client_port.Code());
LOG_ERROR(Service_SM, "called service=%s -> error 0x%08X", name.c_str(),
client_port.Code().raw);
return;
}
auto session = client_port.Unwrap()->Connect();
if (session.Succeeded()) {
LOG_DEBUG(Service_SM, "called service=%s -> session=%u", name.c_str(),
(*session)->GetObjectId());
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0, 1);
rb.Push(session.Code());
rb.PushObjects(std::move(session).Unwrap());
} else if (session.Code() == Kernel::ERR_MAX_CONNECTIONS_REACHED /*&& return_port_on_failure*/) {
LOG_WARNING(Service_SM, "called service=%s -> ERR_MAX_CONNECTIONS_REACHED, *port*=%u",
name.c_str(), (*client_port)->GetObjectId());
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0, 1);
rb.Push(ERR_MAX_CONNECTIONS_REACHED);
rb.PushObjects(std::move(client_port).Unwrap());
} else {
LOG_ERROR(Service_SM, "called service=%s -> error 0x%08X", name.c_str(), session.Code());
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0, 0);
rb.Push(session.Code());
}
}
SM::SM(std::shared_ptr<ServiceManager> service_manager)
: ServiceFramework("sm:", 4), service_manager(std::move(service_manager)) {
static const FunctionInfo functions[] = {
{0x00000000, &SM::Initialize, "Initialize"},
{0x00000001, &SM::GetService, "GetService"},
{0x00000002, nullptr, "RegisterService"},
{0x00000003, nullptr, "UnregisterService"},
};
RegisterHandlers(functions);
}
SM::~SM() = default;
} // namespace SM
} // namespace Service

20
src/core/hle/service/sm/sm.h
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@ -20,7 +20,20 @@ class SessionRequestHandler;
namespace Service {
namespace SM {
class SRV;
/// Interface to "sm:" service
class SM final : public ServiceFramework<SM> {
public:
explicit SM(std::shared_ptr<ServiceManager> service_manager);
~SM();
private:
void Initialize(Kernel::HLERequestContext& ctx);
void GetService(Kernel::HLERequestContext& ctx);
std::shared_ptr<ServiceManager> service_manager;
};
class Controller;
constexpr ResultCode ERR_SERVICE_NOT_REGISTERED(1, ErrorModule::SRV, ErrorSummary::WouldBlock,
ErrorLevel::Temporary); // 0xD0406401
@ -45,8 +58,11 @@ public:
ResultVal<Kernel::SharedPtr<Kernel::ClientPort>> GetServicePort(const std::string& name);
ResultVal<Kernel::SharedPtr<Kernel::ClientSession>> ConnectToService(const std::string& name);
void InvokeControlRequest(Kernel::HLERequestContext& context);
private:
std::weak_ptr<SRV> srv_interface;
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, Kernel::SharedPtr<Kernel::ClientPort>> registered_services;

235
src/core/hle/service/sm/srv.cpp
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@ -1,235 +0,0 @@
// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <tuple>
#include "common/common_types.h"
#include "common/logging/log.h"
#include "core/hle/ipc.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/errors.h"
#include "core/hle/kernel/hle_ipc.h"
#include "core/hle/kernel/semaphore.h"
#include "core/hle/kernel/server_port.h"
#include "core/hle/kernel/server_session.h"
#include "core/hle/service/sm/sm.h"
#include "core/hle/service/sm/srv.h"
namespace Service {
namespace SM {
constexpr int MAX_PENDING_NOTIFICATIONS = 16;
/**
* SRV::RegisterClient service function
* Inputs:
* 0: 0x00010002
* 1: ProcessId Header (must be 0x20)
* Outputs:
* 0: 0x00010040
* 1: ResultCode
*/
void SRV::RegisterClient(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x1, 0, 2);
u32 pid_descriptor = rp.Pop<u32>();
if (pid_descriptor != IPC::CallingPidDesc()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(IPC::ERR_INVALID_BUFFER_DESCRIPTOR);
return;
}
u32 caller_pid = rp.Pop<u32>();
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_SRV, "(STUBBED) called");
}
/**
* SRV::EnableNotification service function
* Inputs:
* 0: 0x00020000
* Outputs:
* 0: 0x00020042
* 1: ResultCode
* 2: Translation descriptor: 0x20
* 3: Handle to semaphore signaled on process notification
*/
void SRV::EnableNotification(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x2, 0, 0);
notification_semaphore =
Kernel::Semaphore::Create(0, MAX_PENDING_NOTIFICATIONS, 0, "SRV:Notification").Unwrap();
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(RESULT_SUCCESS);
rb.PushObjects(notification_semaphore);
LOG_WARNING(Service_SRV, "(STUBBED) called");
}
/**
* SRV::GetServiceHandle service function
* Inputs:
* 0: 0x00050100
* 1-2: 8-byte UTF-8 service name
* 3: Name length
* 4: Flags (bit0: if not set, return port-handle if session-handle unavailable)
* Outputs:
* 1: ResultCode
* 3: Service handle
*/
void SRV::GetServiceHandle(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x5, 4, 0);
auto name_buf = rp.PopRaw<std::array<char, 8>>();
size_t name_len = rp.Pop<u32>();
u32 flags = rp.Pop<u32>();
bool return_port_on_failure = (flags & 1) == 0;
if (name_len > Service::kMaxPortSize) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(ERR_INVALID_NAME_SIZE);
LOG_ERROR(Service_SRV, "called name_len=0x%X -> ERR_INVALID_NAME_SIZE", name_len);
return;
}
std::string name(name_buf.data(), name_len);
// TODO(yuriks): Permission checks go here
auto client_port = service_manager->GetServicePort(name);
if (client_port.Failed()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(client_port.Code());
LOG_ERROR(Service_SRV, "called service=%s -> error 0x%08X", name.c_str(),
client_port.Code().raw);
return;
}
auto session = client_port.Unwrap()->Connect();
if (session.Succeeded()) {
LOG_DEBUG(Service_SRV, "called service=%s -> session=%u", name.c_str(),
(*session)->GetObjectId());
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(session.Code());
rb.PushObjects(std::move(session).Unwrap());
} else if (session.Code() == Kernel::ERR_MAX_CONNECTIONS_REACHED && return_port_on_failure) {
LOG_WARNING(Service_SRV, "called service=%s -> ERR_MAX_CONNECTIONS_REACHED, *port*=%u",
name.c_str(), (*client_port)->GetObjectId());
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(ERR_MAX_CONNECTIONS_REACHED);
rb.PushObjects(std::move(client_port).Unwrap());
} else {
LOG_ERROR(Service_SRV, "called service=%s -> error 0x%08X", name.c_str(), session.Code());
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(session.Code());
}
}
/**
* SRV::Subscribe service function
* Inputs:
* 0: 0x00090040
* 1: Notification ID
* Outputs:
* 0: 0x00090040
* 1: ResultCode
*/
void SRV::Subscribe(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x9, 1, 0);
u32 notification_id = rp.Pop<u32>();
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_SRV, "(STUBBED) called, notification_id=0x%X", notification_id);
}
/**
* SRV::Unsubscribe service function
* Inputs:
* 0: 0x000A0040
* 1: Notification ID
* Outputs:
* 0: 0x000A0040
* 1: ResultCode
*/
void SRV::Unsubscribe(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0xA, 1, 0);
u32 notification_id = rp.Pop<u32>();
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_SRV, "(STUBBED) called, notification_id=0x%X", notification_id);
}
/**
* SRV::PublishToSubscriber service function
* Inputs:
* 0: 0x000C0080
* 1: Notification ID
* 2: Flags (bit0: only fire if not fired, bit1: report errors)
* Outputs:
* 0: 0x000C0040
* 1: ResultCode
*/
void SRV::PublishToSubscriber(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0xC, 2, 0);
u32 notification_id = rp.Pop<u32>();
u8 flags = rp.Pop<u8>();
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_WARNING(Service_SRV, "(STUBBED) called, notification_id=0x%X, flags=%u", notification_id,
flags);
}
void SRV::RegisterService(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp(ctx, 0x3, 4, 0);
auto name_buf = rp.PopRaw<std::array<char, 8>>();
size_t name_len = rp.Pop<u32>();
u32 max_sessions = rp.Pop<u32>();
std::string name(name_buf.data(), std::min(name_len, name_buf.size()));
auto port = service_manager->RegisterService(name, max_sessions);
if (port.Failed()) {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(port.Code());
LOG_ERROR(Service_SRV, "called service=%s -> error 0x%08X", name.c_str(), port.Code().raw);
return;
}
IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
rb.Push(RESULT_SUCCESS);
rb.PushObjects(port.Unwrap());
}
SRV::SRV(std::shared_ptr<ServiceManager> service_manager)
: ServiceFramework("srv:", 4), service_manager(std::move(service_manager)) {
static const FunctionInfo functions[] = {
{0x00010002, &SRV::RegisterClient, "RegisterClient"},
{0x00020000, &SRV::EnableNotification, "EnableNotification"},
{0x00030100, &SRV::RegisterService, "RegisterService"},
{0x000400C0, nullptr, "UnregisterService"},
{0x00050100, &SRV::GetServiceHandle, "GetServiceHandle"},
{0x000600C2, nullptr, "RegisterPort"},
{0x000700C0, nullptr, "UnregisterPort"},
{0x00080100, nullptr, "GetPort"},
{0x00090040, &SRV::Subscribe, "Subscribe"},
{0x000A0040, &SRV::Unsubscribe, "Unsubscribe"},
{0x000B0000, nullptr, "ReceiveNotification"},
{0x000C0080, &SRV::PublishToSubscriber, "PublishToSubscriber"},
{0x000D0040, nullptr, "PublishAndGetSubscriber"},
{0x000E00C0, nullptr, "IsServiceRegistered"},
};
RegisterHandlers(functions);
}
SRV::~SRV() = default;
} // namespace SM
} // namespace Service

38
src/core/hle/service/sm/srv.h
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@ -1,38 +0,0 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "core/hle/kernel/kernel.h"
#include "core/hle/service/service.h"
namespace Kernel {
class HLERequestContext;
class Semaphore;
}
namespace Service {
namespace SM {
/// Interface to "srv:" service
class SRV final : public ServiceFramework<SRV> {
public:
explicit SRV(std::shared_ptr<ServiceManager> service_manager);
~SRV();
private:
void RegisterClient(Kernel::HLERequestContext& ctx);
void EnableNotification(Kernel::HLERequestContext& ctx);
void GetServiceHandle(Kernel::HLERequestContext& ctx);
void Subscribe(Kernel::HLERequestContext& ctx);
void Unsubscribe(Kernel::HLERequestContext& ctx);
void PublishToSubscriber(Kernel::HLERequestContext& ctx);
void RegisterService(Kernel::HLERequestContext& ctx);
std::shared_ptr<ServiceManager> service_manager;
Kernel::SharedPtr<Kernel::Semaphore> notification_semaphore;
};
} // namespace SM
} // namespace Service