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Kernel: Added ClientPort and ServerPort classes.

This is part of an ongoing effort to implement support for multiple processes.
This commit is contained in:
Subv 2016-05-22 11:22:49 -05:00
parent 8df4283b19
commit 3d9fbffbab
6 changed files with 139 additions and 2 deletions

View File

@ -29,6 +29,7 @@ set(SRCS
hle/applets/mii_selector.cpp
hle/applets/swkbd.cpp
hle/kernel/address_arbiter.cpp
hle/kernel/client_port.cpp
hle/kernel/event.cpp
hle/kernel/kernel.cpp
hle/kernel/memory.cpp
@ -36,6 +37,7 @@ set(SRCS
hle/kernel/process.cpp
hle/kernel/resource_limit.cpp
hle/kernel/semaphore.cpp
hle/kernel/server_port.cpp
hle/kernel/session.cpp
hle/kernel/shared_memory.cpp
hle/kernel/thread.cpp
@ -164,6 +166,7 @@ set(HEADERS
hle/applets/mii_selector.h
hle/applets/swkbd.h
hle/kernel/address_arbiter.h
hle/kernel/client_port.h
hle/kernel/event.h
hle/kernel/kernel.h
hle/kernel/memory.h
@ -171,6 +174,7 @@ set(HEADERS
hle/kernel/process.h
hle/kernel/resource_limit.h
hle/kernel/semaphore.h
hle/kernel/server_port.h
hle/kernel/session.h
hle/kernel/shared_memory.h
hle/kernel/thread.h

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@ -0,0 +1,16 @@
// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/assert.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/server_port.h"
namespace Kernel {
ClientPort::ClientPort() {}
ClientPort::~ClientPort() {}
} // namespace

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@ -0,0 +1,34 @@
// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <string>
#include "common/common_types.h"
#include "core/hle/kernel/kernel.h"
namespace Kernel {
class ClientPort : public Object {
public:
friend class ServerPort;
std::string GetTypeName() const override { return "ClientPort"; }
std::string GetName() const override { return name; }
static const HandleType HANDLE_TYPE = HandleType::ClientPort;
HandleType GetHandleType() const override { 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)
protected:
ClientPort();
~ClientPort() override;
};
} // namespace

View File

@ -35,7 +35,7 @@ enum KernelHandle : Handle {
enum class HandleType : u32 {
Unknown = 0,
Port = 1,
ServerPort = 1,
Session = 2,
Event = 3,
Mutex = 4,
@ -48,6 +48,7 @@ enum class HandleType : u32 {
Timer = 11,
ResourceLimit = 12,
CodeSet = 13,
ClientPort = 14,
};
enum {
@ -72,6 +73,7 @@ public:
bool IsWaitable() const {
switch (GetHandleType()) {
case HandleType::Session:
case HandleType::ServerPort:
case HandleType::Event:
case HandleType::Mutex:
case HandleType::Thread:
@ -80,13 +82,13 @@ public:
return true;
case HandleType::Unknown:
case HandleType::Port:
case HandleType::SharedMemory:
case HandleType::Redirection:
case HandleType::Process:
case HandleType::AddressArbiter:
case HandleType::ResourceLimit:
case HandleType::CodeSet:
case HandleType::ClientPort:
return false;
}
}

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@ -0,0 +1,38 @@
// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/assert.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/server_port.h"
#include "core/hle/kernel/thread.h"
namespace Kernel {
ServerPort::ServerPort() {}
ServerPort::~ServerPort() {}
bool ServerPort::ShouldWait() {
// If there are no pending sessions, we wait until a new one is added.
return pending_sessions.size() == 0;
}
void ServerPort::Acquire() {
ASSERT_MSG(!ShouldWait(), "object unavailable!");
}
std::tuple<SharedPtr<ServerPort>, SharedPtr<ClientPort>> ServerPort::CreatePortPair(u32 max_sessions, std::string name) {
SharedPtr<ServerPort> server_port(new ServerPort);
SharedPtr<ClientPort> client_port(new ClientPort);
server_port->name = name + "_Server";
client_port->name = name + "_Client";
client_port->server_port = server_port;
client_port->max_sessions = max_sessions;
client_port->active_sessions = 0;
return std::make_tuple(std::move(server_port), std::move(client_port));
}
} // namespace

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@ -0,0 +1,43 @@
// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <string>
#include "common/common_types.h"
#include "core/hle/kernel/kernel.h"
namespace Kernel {
class ServerPort final : public WaitObject {
public:
/**
* Creates a pair of a ServerPort and an associated ClientPort.
* @param max_sessions Maximum number of sessions to the port
* @param name Optional name of the ports
* @return The created port tuple
*/
static std::tuple<SharedPtr<ServerPort>, SharedPtr<ClientPort>> CreatePortPair(u32 max_sessions, std::string name = "UnknownPort");
std::string GetTypeName() const override { return "ServerPort"; }
std::string GetName() const override { return name; }
static const HandleType HANDLE_TYPE = HandleType::ServerPort;
HandleType GetHandleType() const override { return HANDLE_TYPE; }
std::string name; ///< Name of port (optional)
std::vector<SharedPtr<WaitObject>> pending_sessions; ///< ServerSessions waiting to be accepted by the port
bool ShouldWait() override;
void Acquire() override;
private:
ServerPort();
~ServerPort() override;
};
} // namespace