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LibIPC: Put all classes in the IPC namespace and remove the leading I

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This commit is contained in:
Andreas Kling 2020-02-05 19:57:18 +01:00
parent a894a799c3
commit d264e8fcc5
22 changed files with 108 additions and 80 deletions
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40
Libraries/LibIPC/IClientConnection.h
View file

@ -40,23 +40,25 @@
#include <sys/types.h>
#include <unistd.h>
class IEvent : public Core::Event {
namespace IPC {
class Event : public Core::Event {
public:
enum Type {
Invalid = 2000,
Disconnected,
};
IEvent() {}
explicit IEvent(Type type)
Event() {}
explicit Event(Type type)
: Core::Event(type)
{
}
};
class IDisconnectedEvent : public IEvent {
class DisconnectedEvent : public Event {
public:
explicit IDisconnectedEvent(int client_id)
: IEvent(Disconnected)
explicit DisconnectedEvent(int client_id)
: Event(Disconnected)
, m_client_id(client_id)
{
}
@ -74,9 +76,9 @@ NonnullRefPtr<T> new_client_connection(Args&&... args)
}
template<typename Endpoint>
class IClientConnection : public Core::Object {
class ClientConnection : public Core::Object {
public:
IClientConnection(Endpoint& endpoint, Core::LocalSocket& socket, int client_id)
ClientConnection(Endpoint& endpoint, Core::LocalSocket& socket, int client_id)
: m_endpoint(endpoint)
, m_socket(socket)
, m_client_id(client_id)
@ -92,11 +94,11 @@ public:
m_socket->on_ready_to_read = [this] { drain_messages_from_client(); };
}
virtual ~IClientConnection() override
virtual ~ClientConnection() override
{
}
void post_message(const IMessage& message)
void post_message(const Message& message)
{
// NOTE: If this connection is being shut down, but has not yet been destroyed,
// the socket will be closed. Don't try to send more messages.
@ -109,11 +111,11 @@ public:
if (nwritten < 0) {
switch (errno) {
case EPIPE:
dbg() << "Connection::post_message: Disconnected from peer";
dbg() << *this << "::post_message: Disconnected from peer";
shutdown();
return;
case EAGAIN:
dbg() << "Connection::post_message: Client buffer overflowed.";
dbg() << *this << "::post_message: Client buffer overflowed.";
did_misbehave();
return;
default:
@ -133,7 +135,7 @@ public:
ssize_t nread = recv(m_socket->fd(), buffer, sizeof(buffer), MSG_DONTWAIT);
if (nread == 0 || (nread == -1 && errno == EAGAIN)) {
if (bytes.is_empty()) {
Core::EventLoop::current().post_event(*this, make<IDisconnectedEvent>(client_id()));
Core::EventLoop::current().post_event(*this, make<DisconnectedEvent>(client_id()));
return;
}
break;
@ -162,13 +164,13 @@ public:
void did_misbehave()
{
dbg() << "Connection{" << this << "} (id=" << m_client_id << ", pid=" << m_client_pid << ") misbehaved, disconnecting.";
dbg() << *this << " (id=" << m_client_id << ", pid=" << m_client_pid << ") misbehaved, disconnecting.";
shutdown();
}
void did_misbehave(const char* message)
{
dbg() << "Connection{" << this << "} (id=" << m_client_id << ", pid=" << m_client_pid << ") misbehaved (" << message << "), disconnecting.";
dbg() << *this << " (id=" << m_client_id << ", pid=" << m_client_pid << ") misbehaved (" << message << "), disconnecting.";
shutdown();
}
@ -186,9 +188,9 @@ public:
protected:
void event(Core::Event& event) override
{
if (event.type() == IEvent::Disconnected) {
int client_id = static_cast<const IDisconnectedEvent&>(event).client_id();
dbgprintf("Connection: Client disconnected: %d\n", client_id);
if (event.type() == Event::Disconnected) {
int client_id = static_cast<const DisconnectedEvent&>(event).client_id();
dbg() << *this << ": Client disconnected: " << client_id;
die();
return;
}
@ -202,3 +204,5 @@ private:
int m_client_id { -1 };
int m_client_pid { -1 };
};
}

46
Libraries/LibIPC/IEncoder.h
View file

@ -28,25 +28,27 @@
#include <LibIPC/IMessage.h>
class IEncoder {
namespace IPC {
class Encoder {
public:
explicit IEncoder(IMessageBuffer& buffer)
explicit Encoder(MessageBuffer& buffer)
: m_buffer(buffer)
{
}
IEncoder& operator<<(bool value)
Encoder& operator<<(bool value)
{
return *this << (u8)value;
}
IEncoder& operator<<(u8 value)
Encoder& operator<<(u8 value)
{
m_buffer.append(value);
return *this;
}
IEncoder& operator<<(u16 value)
Encoder& operator<<(u16 value)
{
m_buffer.ensure_capacity(m_buffer.size() + 2);
m_buffer.unchecked_append((u8)value);
@ -54,7 +56,7 @@ public:
return *this;
}
IEncoder& operator<<(u32 value)
Encoder& operator<<(u32 value)
{
m_buffer.ensure_capacity(m_buffer.size() + 4);
m_buffer.unchecked_append((u8)value);
@ -64,7 +66,7 @@ public:
return *this;
}
IEncoder& operator<<(u64 value)
Encoder& operator<<(u64 value)
{
m_buffer.ensure_capacity(m_buffer.size() + 8);
m_buffer.unchecked_append((u8)value);
@ -78,13 +80,13 @@ public:
return *this;
}
IEncoder& operator<<(i8 value)
Encoder& operator<<(i8 value)
{
m_buffer.append((u8)value);
return *this;
}
IEncoder& operator<<(i16 value)
Encoder& operator<<(i16 value)
{
m_buffer.ensure_capacity(m_buffer.size() + 2);
m_buffer.unchecked_append((u8)value);
@ -92,7 +94,7 @@ public:
return *this;
}
IEncoder& operator<<(i32 value)
Encoder& operator<<(i32 value)
{
m_buffer.ensure_capacity(m_buffer.size() + 4);
m_buffer.unchecked_append((u8)value);
@ -102,7 +104,7 @@ public:
return *this;
}
IEncoder& operator<<(i64 value)
Encoder& operator<<(i64 value)
{
m_buffer.ensure_capacity(m_buffer.size() + 8);
m_buffer.unchecked_append((u8)value);
@ -116,27 +118,27 @@ public:
return *this;
}
IEncoder& operator<<(size_t value)
Encoder& operator<<(size_t value)
{
if constexpr(sizeof(size_t) == 4)
if constexpr (sizeof(size_t) == 4)
return *this << (u32)value;
else if constexpr(sizeof(size_t) == 8)
else if constexpr (sizeof(size_t) == 8)
return *this << (u64)value;
ASSERT_NOT_REACHED();
}
#ifndef __i386__
IEncoder& operator<<(ssize_t value)
Encoder& operator<<(ssize_t value)
{
if constexpr(sizeof(ssize_t) == 4)
if constexpr (sizeof(ssize_t) == 4)
return *this << (i32)value;
else if constexpr(sizeof(ssize_t) == 8)
else if constexpr (sizeof(ssize_t) == 8)
return *this << (i64)value;
ASSERT_NOT_REACHED();
}
#endif
IEncoder& operator<<(float value)
Encoder& operator<<(float value)
{
union bits {
float as_float;
@ -146,17 +148,19 @@ public:
return *this << u.as_u32;
}
IEncoder& operator<<(const char* value)
Encoder& operator<<(const char* value)
{
return *this << StringView(value);
}
IEncoder& operator<<(const StringView& value)
Encoder& operator<<(const StringView& value)
{
m_buffer.append((const u8*)value.characters_without_null_termination(), value.length());
return *this;
}
private:
IMessageBuffer& m_buffer;
MessageBuffer& m_buffer;
};
}

8
Libraries/LibIPC/IEndpoint.cpp
View file

@ -26,10 +26,14 @@
#include <LibIPC/IEndpoint.h>
IEndpoint::IEndpoint()
namespace IPC {
Endpoint::Endpoint()
{
}
IEndpoint::~IEndpoint()
Endpoint::~Endpoint()
{
}
}

16
Libraries/LibIPC/IEndpoint.h
View file

@ -26,26 +26,30 @@
#pragma once
#include <AK/String.h>
#include <AK/OwnPtr.h>
#include <AK/String.h>
namespace AK {
class BufferStream;
}
class IMessage;
namespace IPC {
class IEndpoint {
class Message;
class Endpoint {
public:
virtual ~IEndpoint();
virtual ~Endpoint();
virtual int magic() const = 0;
virtual String name() const = 0;
virtual OwnPtr<IMessage> handle(const IMessage&) = 0;
virtual OwnPtr<Message> handle(const Message&) = 0;
protected:
IEndpoint();
Endpoint();
private:
String m_name;
};
}

8
Libraries/LibIPC/IMessage.cpp
View file

@ -26,10 +26,14 @@
#include <LibIPC/IMessage.h>
IMessage::IMessage()
namespace IPC {
Message::Message()
{
}
IMessage::~IMessage()
Message::~Message()
{
}
}

14
Libraries/LibIPC/IMessage.h
View file

@ -28,17 +28,21 @@
#include <AK/String.h>
typedef Vector<u8, 1024> IMessageBuffer;
namespace IPC {
class IMessage {
typedef Vector<u8, 1024> MessageBuffer;
class Message {
public:
virtual ~IMessage();
virtual ~Message();
virtual int endpoint_magic() const = 0;
virtual int message_id() const = 0;
virtual String message_name() const = 0;
virtual IMessageBuffer encode() const = 0;
virtual MessageBuffer encode() const = 0;
protected:
IMessage();
Message();
};
}

12
Libraries/LibIPC/IServerConnection.h
View file

@ -40,10 +40,12 @@
#include <sys/types.h>
#include <unistd.h>
namespace IPC {
template<typename LocalEndpoint, typename PeerEndpoint>
class IServerConnection : public Core::Object {
class ServerConnection : public Core::Object {
public:
IServerConnection(LocalEndpoint& local_endpoint, const StringView& address)
ServerConnection(LocalEndpoint& local_endpoint, const StringView& address)
: m_local_endpoint(local_endpoint)
, m_connection(Core::LocalSocket::construct(this))
, m_notifier(Core::Notifier::construct(m_connection->fd(), Core::Notifier::Read, this))
@ -116,7 +118,7 @@ public:
}
}
bool post_message(const IMessage& message)
bool post_message(const Message& message)
{
auto buffer = message.encode();
int nwritten = write(m_connection->fd(), buffer.data(), (size_t)buffer.size());
@ -195,7 +197,9 @@ private:
LocalEndpoint& m_local_endpoint;
RefPtr<Core::LocalSocket> m_connection;
RefPtr<Core::Notifier> m_notifier;
Vector<OwnPtr<IMessage>> m_unprocessed_messages;
Vector<OwnPtr<Message>> m_unprocessed_messages;
int m_server_pid { -1 };
int m_my_client_id { -1 };
};
}