debian-packages/eventcore
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Split up EventDriver interface into individual sub interfaces.

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This commit is contained in:
Sönke Ludwig 2016-10-05 04:21:24 +02:00
parent 021f918236
commit e3c4af8433
4 changed files with 134 additions and 98 deletions
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177
source/eventcore/driver.d
View file

@ -7,10 +7,16 @@ import std.socket : Address;
interface EventDriver {
@safe: /*@nogc:*/ nothrow:
//
// General functionality
//
@property EventDriverCore core();
@property EventDriverFiles files();
@property EventDriverSockets sockets();
@property EventDriverTimers udp();
@property EventDriverEvents events();
@property EventDriverWatchers watchers();
}
interface EventDriverCore {
@safe: /*@nogc:*/ nothrow:
/// Releases all resources associated with the driver
void dispose();
@ -57,77 +63,6 @@ interface EventDriver {
*/
void clearExitFlag();
//
// TCP
//
StreamSocketFD connectStream(scope Address peer_address, ConnectCallback on_connect);
StreamListenSocketFD listenStream(scope Address bind_address, AcceptCallback on_accept);
void waitForConnections(StreamListenSocketFD sock, AcceptCallback on_accept);
ConnectionState getConnectionState(StreamSocketFD sock);
void setTCPNoDelay(StreamSocketFD socket, bool enable);
void readSocket(StreamSocketFD socket, ubyte[] buffer, IOMode mode, IOCallback on_read_finish);
void writeSocket(StreamSocketFD socket, const(ubyte)[] buffer, IOMode mode, IOCallback on_write_finish);
void waitSocketData(StreamSocketFD socket, IOCallback on_data_available);
void shutdownSocket(StreamSocketFD socket, bool shut_read = true, bool shut_write = true);
void cancelRead(StreamSocketFD socket);
void cancelWrite(StreamSocketFD socket);
//
// Files
//
//FileFD openFile(string path, FileOpenMode mode);
//FileFD createTempFile();
//
// Manual events
//
EventID createEvent();
void triggerEvent(EventID event, bool notify_all = true);
void triggerEvent(EventID event, bool notify_all = true) shared;
void waitForEvent(EventID event, EventCallback on_event);
void cancelWaitForEvent(EventID event, EventCallback on_event);
//
// Timers
//
TimerID createTimer();
void setTimer(TimerID timer, Duration timeout, Duration repeat = Duration.zero);
void stopTimer(TimerID timer);
bool isTimerPending(TimerID timer);
bool isTimerPeriodic(TimerID timer);
void waitTimer(TimerID timer, TimerCallback callback);
void cancelTimerWait(TimerID timer, TimerCallback callback);
//
// Resource ownership
//
/**
Increments the reference count of the given resource.
*/
void addRef(SocketFD descriptor);
/// ditto
void addRef(FileFD descriptor);
/// ditto
void addRef(TimerID descriptor);
/// ditto
void addRef(EventID descriptor);
/**
Decrements the reference count of the given resource.
Once the reference count reaches zero, all associated resources will be
freed and the resource descriptor gets invalidated.
*/
void releaseRef(SocketFD descriptor);
/// ditto
void releaseRef(FileFD descriptor);
/// ditto
void releaseRef(TimerID descriptor);
/// ditto
void releaseRef(EventID descriptor);
/// Low-level user data access. Use `getUserData` instead.
protected void* rawUserData(StreamSocketFD descriptor, size_t size, DataInitializer initialize, DataInitializer destroy) @system;
@ -142,6 +77,100 @@ interface EventDriver {
}
}
interface EventDriverSockets {
@safe: /*@nogc:*/ nothrow:
/**
Increments the reference count of the given resource.
*/
void addRef(SocketFD descriptor);
/**
Decrements the reference count of the given resource.
Once the reference count reaches zero, all associated resources will be
freed and the resource descriptor gets invalidated.
*/
void releaseRef(SocketFD descriptor);
StreamSocketFD connectStream(scope Address peer_address, ConnectCallback on_connect);
StreamListenSocketFD listenStream(scope Address bind_address, AcceptCallback on_accept);
void waitForConnections(StreamListenSocketFD sock, AcceptCallback on_accept);
ConnectionState getConnectionState(StreamSocketFD sock);
void setTCPNoDelay(StreamSocketFD socket, bool enable);
void readSocket(StreamSocketFD socket, ubyte[] buffer, IOMode mode, IOCallback on_read_finish);
void writeSocket(StreamSocketFD socket, const(ubyte)[] buffer, IOMode mode, IOCallback on_write_finish);
void waitSocketData(StreamSocketFD socket, IOCallback on_data_available);
void shutdownSocket(StreamSocketFD socket, bool shut_read = true, bool shut_write = true);
void cancelRead(StreamSocketFD socket);
void cancelWrite(StreamSocketFD socket);
}
interface EventDriverFiles {
@safe: /*@nogc:*/ nothrow:
/**
Increments the reference count of the given resource.
*/
void addRef(FileFD descriptor);
/**
Decrements the reference count of the given resource.
Once the reference count reaches zero, all associated resources will be
freed and the resource descriptor gets invalidated.
*/
void releaseRef(FileFD descriptor);
//FileFD openFile(string path, FileOpenMode mode);
//FileFD createTempFile();
}
interface EventDriverEvents {
@safe: /*@nogc:*/ nothrow:
/**
Increments the reference count of the given resource.
*/
void addRef(EventID descriptor);
/**
Decrements the reference count of the given resource.
Once the reference count reaches zero, all associated resources will be
freed and the resource descriptor gets invalidated.
*/
void releaseRef(EventID descriptor);
EventID createEvent();
void triggerEvent(EventID event, bool notify_all = true);
void triggerEvent(EventID event, bool notify_all = true) shared;
void waitForEvent(EventID event, EventCallback on_event);
void cancelWaitForEvent(EventID event, EventCallback on_event);
}
interface EventDriverTimers {
@safe: /*@nogc:*/ nothrow:
/**
Increments the reference count of the given resource.
*/
void addRef(TimerID descriptor);
/**
Decrements the reference count of the given resource.
Once the reference count reaches zero, all associated resources will be
freed and the resource descriptor gets invalidated.
*/
void releaseRef(TimerID descriptor);
TimerID createTimer();
void setTimer(TimerID timer, Duration timeout, Duration repeat = Duration.zero);
void stopTimer(TimerID timer);
bool isTimerPending(TimerID timer);
bool isTimerPeriodic(TimerID timer);
void waitTimer(TimerID timer, TimerCallback callback);
void cancelTimerWait(TimerID timer, TimerCallback callback);
}
interface EventDriverWatchers {
@safe: /*@nogc:*/ nothrow:
}
alias ConnectCallback = void delegate(StreamSocketFD, ConnectStatus);
alias AcceptCallback = void delegate(StreamListenSocketFD, StreamSocketFD);

9
source/eventcore/drivers/posix.d
View file

@ -36,7 +36,7 @@ private long currStdTime()
return Clock.currStdTime;
}
abstract class PosixEventDriver : EventDriver {
abstract class PosixEventDriver : EventDriver, EventDriverCore, EventDriverFiles, EventDriverSockets, EventDriverTimers, EventDriverEvents, EventDriverWatchers {
@safe: /*@nogc:*/ nothrow:
private {
@ -54,6 +54,13 @@ abstract class PosixEventDriver : EventDriver {
//startNotify!(EventType.read)(m_wakeupEvent, null); // should already be caught by registerFD
}
@property PosixEventDriver core() { return this; }
@property PosixEventDriver files() { return this; }
@property PosixEventDriver sockets() { return this; }
@property PosixEventDriver udp() { return this; }
@property PosixEventDriver events() { return this; }
@property PosixEventDriver watchers() { return this; }
mixin DefaultTimerImpl!();
protected int maxFD() const { return cast(int)m_fds.length; }