Kernel/HLE: Service::Interface no longer inherits from any Kernel object, and is now its own standalone class.

Interface is now used by aggregation in ClientPort, to forward service commands to their HLE implementation if needed.
This commit is contained in:
Subv 2016-06-17 17:09:43 -05:00
parent 0a33d915f8
commit c19afd2118
4 changed files with 52 additions and 24 deletions

View file

@ -7,16 +7,39 @@
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/server_port.h"
#include "core/hle/kernel/server_session.h"
#include "core/hle/service/service.h"
namespace Kernel {
ClientPort::ClientPort() {}
ClientPort::~ClientPort() {}
Kernel::SharedPtr<ClientPort> ClientPort::CreateForHLE(u32 max_sessions, std::unique_ptr<Service::Interface> hle_interface) {
SharedPtr<ClientPort> client_port(new ClientPort);
client_port->max_sessions = max_sessions;
client_port->active_sessions = 0;
client_port->name = hle_interface->GetPortName();
client_port->hle_interface = std::move(hle_interface);
return client_port;
}
void ClientPort::AddWaitingSession(SharedPtr<ServerSession> server_session) {
// A port that has an associated HLE interface doesn't have a server port.
if (hle_interface != nullptr)
return;
server_port->pending_sessions.push_back(server_session);
// Wake the threads waiting on the ServerPort
server_port->WakeupAllWaitingThreads();
}
ResultCode ClientPort::HandleSyncRequest() {
// Forward the request to the associated HLE interface if it exists
if (hle_interface != nullptr)
return hle_interface->HandleSyncRequest();
return RESULT_SUCCESS;
}
} // namespace

View file

@ -5,18 +5,31 @@
#pragma once
#include <string>
#include <memory>
#include "common/common_types.h"
#include "core/hle/kernel/kernel.h"
namespace Service {
class Interface;
}
namespace Kernel {
class ServerPort;
class ServerSession;
class ClientPort : public Object {
class ClientPort final : public Object {
public:
friend class ServerPort;
/**
* Creates a serverless ClientPort that represents a bridge between the HLE implementation of a service/port and the emulated application.
* @param max_sessions Maximum number of sessions that this port is able to handle concurrently.
* @param hle_interface Interface object that implements the commands of the service.
* @returns ClientPort for the given HLE interface.
*/
static Kernel::SharedPtr<ClientPort> CreateForHLE(u32 max_sessions, std::unique_ptr<Service::Interface> hle_interface);
/**
* Adds the specified server session to the queue of pending sessions of the associated ServerPort
* @param server_session Server session to add to the queue
@ -25,10 +38,9 @@ public:
/**
* Handle a sync request from the emulated application.
* Only HLE services should override this function.
* @returns ResultCode from the operation.
*/
virtual ResultCode HandleSyncRequest() { return RESULT_SUCCESS; }
ResultCode HandleSyncRequest();
std::string GetTypeName() const override { return "ClientPort"; }
std::string GetName() const override { return name; }
@ -38,12 +50,13 @@ public:
return HANDLE_TYPE;
}
SharedPtr<ServerPort> server_port; ///< ServerPort associated with this client port.
u32 max_sessions; ///< Maximum number of simultaneous sessions the port can have
u32 active_sessions; ///< Number of currently open sessions to this port
std::string name; ///< Name of client port (optional)
SharedPtr<ServerPort> server_port = nullptr; ///< ServerPort associated with this client port.
u32 max_sessions; ///< Maximum number of simultaneous sessions the port can have
u32 active_sessions; ///< Number of currently open sessions to this port
std::string name; ///< Name of client port (optional)
std::unique_ptr<Service::Interface> hle_interface = nullptr; ///< HLE implementation of this port's request handler
protected:
private:
ClientPort();
~ClientPort() override;
};

View file

@ -97,17 +97,13 @@ void Interface::Register(const FunctionInfo* functions, size_t n) {
// Module interface
static void AddNamedPort(Interface* interface_) {
interface_->name = interface_->GetPortName();
interface_->active_sessions = 0;
interface_->max_sessions = interface_->GetMaxSessions();
g_kernel_named_ports.emplace(interface_->GetPortName(), interface_);
auto client_port = Kernel::ClientPort::CreateForHLE(interface_->GetMaxSessions(), std::unique_ptr<Interface>(interface_));
g_kernel_named_ports.emplace(interface_->GetPortName(), client_port);
}
void AddService(Interface* interface_) {
interface_->name = interface_->GetPortName();
interface_->active_sessions = 0;
interface_->max_sessions = interface_->GetMaxSessions();
g_srv_services.emplace(interface_->GetPortName(), interface_);
auto client_port = Kernel::ClientPort::CreateForHLE(interface_->GetMaxSessions(), std::unique_ptr<Interface>(interface_));
g_srv_services.emplace(interface_->GetPortName(), client_port);
}
/// Initialize ServiceManager

View file

@ -22,18 +22,16 @@ static const int kMaxPortSize = 8; ///< Maximum size of a port name (8 character
static const u32 DefaultMaxSessions = 10; ///< Arbitrary default number of maximum connections to an HLE port
/// Interface to a CTROS service
class Interface : public Kernel::ClientPort {
// TODO(yuriks): An "Interface" being a Kernel::Object is mostly non-sense. Interface should be
// just something that encapsulates a session and acts as a helper to implement service
// processes.
class Interface {
public:
std::string GetName() const override {
std::string GetName() const {
return GetPortName();
}
virtual void SetVersion(u32 raw_version) {
version.raw = raw_version;
}
virtual ~Interface() {}
/**
* Gets the maximum allowed number of sessions that can be connected to this port at the same time.
@ -42,8 +40,6 @@ public:
*/
virtual u32 GetMaxSessions() const { return DefaultMaxSessions; }
void AddWaitingSession(Kernel::SharedPtr<Kernel::ServerSession> server_session) override { }
typedef void (*Function)(Interface*);
struct FunctionInfo {
@ -60,7 +56,7 @@ public:
return "[UNKNOWN SERVICE PORT]";
}
ResultCode HandleSyncRequest() override;
ResultCode HandleSyncRequest();
protected:
/**