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Rename Vector to Array

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For consistency with Phobos.
This commit is contained in:
Eugen Wissner 2017-05-16 12:12:57 +02:00
parent 58664570f9
commit 8c42cbfd63
13 changed files with 3033 additions and 3011 deletions
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268
source/tanya/async/event/epoll.d
View File

@ -18,7 +18,7 @@ import tanya.async.event.selector;
import tanya.async.loop;
import tanya.async.transport;
import tanya.async.watcher;
import tanya.container.vector;
import tanya.container.array;
import tanya.memory;
import tanya.memory.mmappool;
import tanya.network.socket;
@ -29,153 +29,153 @@ import std.algorithm.comparison;
extern (C) nothrow @nogc
{
int epoll_create1(int flags);
int epoll_ctl (int epfd, int op, int fd, epoll_event *event);
int epoll_wait (int epfd, epoll_event *events, int maxevents, int timeout);
int epoll_create1(int flags);
int epoll_ctl (int epfd, int op, int fd, epoll_event *event);
int epoll_wait (int epfd, epoll_event *events, int maxevents, int timeout);
}
final class EpollLoop : SelectorLoop
{
protected int fd;
private Vector!epoll_event events;
protected int fd;
private Array!epoll_event events;
/**
* Initializes the loop.
*/
this() @nogc
{
if ((fd = epoll_create1(EPOLL_CLOEXEC)) < 0)
{
throw defaultAllocator.make!BadLoopException("epoll initialization failed");
}
super();
events = Vector!epoll_event(maxEvents, MmapPool.instance);
}
/**
* Initializes the loop.
*/
this() @nogc
{
if ((fd = epoll_create1(EPOLL_CLOEXEC)) < 0)
{
throw defaultAllocator.make!BadLoopException("epoll initialization failed");
}
super();
events = Array!epoll_event(maxEvents, MmapPool.instance);
}
/**
* Frees loop internals.
*/
~this() @nogc
{
close(fd);
}
/**
* Frees loop internals.
*/
~this() @nogc
{
close(fd);
}
/**
* Should be called if the backend configuration changes.
*
* Params:
* watcher = Watcher.
* oldEvents = The events were already set.
* events = The events should be set.
*
* Returns: $(D_KEYWORD true) if the operation was successful.
*/
protected override bool reify(SocketWatcher watcher,
EventMask oldEvents,
EventMask events) @nogc
{
int op = EPOLL_CTL_DEL;
epoll_event ev;
/**
* Should be called if the backend configuration changes.
*
* Params:
* watcher = Watcher.
* oldEvents = The events were already set.
* events = The events should be set.
*
* Returns: $(D_KEYWORD true) if the operation was successful.
*/
protected override bool reify(SocketWatcher watcher,
EventMask oldEvents,
EventMask events) @nogc
{
int op = EPOLL_CTL_DEL;
epoll_event ev;
if (events == oldEvents)
{
return true;
}
if (events && oldEvents)
{
op = EPOLL_CTL_MOD;
}
else if (events && !oldEvents)
{
op = EPOLL_CTL_ADD;
}
if (events == oldEvents)
{
return true;
}
if (events && oldEvents)
{
op = EPOLL_CTL_MOD;
}
else if (events && !oldEvents)
{
op = EPOLL_CTL_ADD;
}
ev.data.fd = watcher.socket.handle;
ev.events = (events & (Event.read | Event.accept) ? EPOLLIN | EPOLLPRI : 0)
| (events & Event.write ? EPOLLOUT : 0)
| EPOLLET;
ev.data.fd = watcher.socket.handle;
ev.events = (events & (Event.read | Event.accept) ? EPOLLIN | EPOLLPRI : 0)
| (events & Event.write ? EPOLLOUT : 0)
| EPOLLET;
return epoll_ctl(fd, op, watcher.socket.handle, &ev) == 0;
}
return epoll_ctl(fd, op, watcher.socket.handle, &ev) == 0;
}
/**
* Does the actual polling.
*/
protected override void poll() @nogc
{
// Don't block
immutable timeout = cast(immutable int) blockTime.total!"msecs";
auto eventCount = epoll_wait(fd, events.get().ptr, maxEvents, timeout);
/**
* Does the actual polling.
*/
protected override void poll() @nogc
{
// Don't block
immutable timeout = cast(immutable int) blockTime.total!"msecs";
auto eventCount = epoll_wait(fd, events.get().ptr, maxEvents, timeout);
if (eventCount < 0)
{
if (errno != EINTR)
{
throw defaultAllocator.make!BadLoopException();
}
return;
}
if (eventCount < 0)
{
if (errno != EINTR)
{
throw defaultAllocator.make!BadLoopException();
}
return;
}
for (auto i = 0; i < eventCount; ++i)
{
auto transport = cast(StreamTransport) connections[events[i].data.fd];
for (auto i = 0; i < eventCount; ++i)
{
auto transport = cast(StreamTransport) connections[events[i].data.fd];
if (transport is null)
{
auto connection = cast(ConnectionWatcher) connections[events[i].data.fd];
assert(connection !is null);
if (transport is null)
{
auto connection = cast(ConnectionWatcher) connections[events[i].data.fd];
assert(connection !is null);
acceptConnections(connection);
}
else if (events[i].events & EPOLLERR)
{
kill(transport);
continue;
}
else if (events[i].events & (EPOLLIN | EPOLLPRI | EPOLLHUP))
{
SocketException exception;
try
{
ptrdiff_t received;
do
{
received = transport.socket.receive(transport.output[]);
transport.output += received;
}
while (received);
}
catch (SocketException e)
{
exception = e;
}
if (transport.socket.disconnected)
{
kill(transport, exception);
continue;
}
else if (transport.output.length)
{
pendings.enqueue(transport);
}
}
if (events[i].events & EPOLLOUT)
{
transport.writeReady = true;
if (transport.input.length)
{
feed(transport);
}
}
}
}
acceptConnections(connection);
}
else if (events[i].events & EPOLLERR)
{
kill(transport);
continue;
}
else if (events[i].events & (EPOLLIN | EPOLLPRI | EPOLLHUP))
{
SocketException exception;
try
{
ptrdiff_t received;
do
{
received = transport.socket.receive(transport.output[]);
transport.output += received;
}
while (received);
}
catch (SocketException e)
{
exception = e;
}
if (transport.socket.disconnected)
{
kill(transport, exception);
continue;
}
else if (transport.output.length)
{
pendings.enqueue(transport);
}
}
if (events[i].events & EPOLLOUT)
{
transport.writeReady = true;
if (transport.input.length)
{
feed(transport);
}
}
}
}
/**
* Returns: The blocking time.
*/
override protected @property inout(Duration) blockTime()
inout @safe pure nothrow
{
return min(super.blockTime, 1.dur!"seconds");
}
/**
* Returns: The blocking time.
*/
override protected @property inout(Duration) blockTime()
inout @safe pure nothrow
{
return min(super.blockTime, 1.dur!"seconds");
}
}

626
source/tanya/async/event/iocp.d
View File

@ -31,354 +31,354 @@ import core.sys.windows.winsock2;
*/
final class StreamTransport : SocketWatcher, DuplexTransport, SocketTransport
{
private SocketException exception;
private SocketException exception;
private ReadBuffer!ubyte output;
private ReadBuffer!ubyte output;
private WriteBuffer!ubyte input;
private WriteBuffer!ubyte input;
private Protocol protocol_;
private Protocol protocol_;
private bool closing;
private bool closing;
/**
* Creates new completion port transport.
*
* Params:
* socket = Socket.
*
* Precondition: $(D_INLINECODE socket !is null)
*/
this(OverlappedConnectedSocket socket) @nogc
{
super(socket);
output = ReadBuffer!ubyte(8192, 1024, MmapPool.instance);
input = WriteBuffer!ubyte(8192, MmapPool.instance);
active = true;
}
/**
* Creates new completion port transport.
*
* Params:
* socket = Socket.
*
* Precondition: $(D_INLINECODE socket !is null)
*/
this(OverlappedConnectedSocket socket) @nogc
{
super(socket);
output = ReadBuffer!ubyte(8192, 1024, MmapPool.instance);
input = WriteBuffer!ubyte(8192, MmapPool.instance);
active = true;
}
/**
* Returns: Socket.
*
* Postcondition: $(D_INLINECODE socket !is null)
*/
override @property OverlappedConnectedSocket socket() pure nothrow @safe @nogc
out (socket)
{
assert(socket !is null);
}
body
{
return cast(OverlappedConnectedSocket) socket_;
}
/**
* Returns: Socket.
*
* Postcondition: $(D_INLINECODE socket !is null)
*/
override @property OverlappedConnectedSocket socket() pure nothrow @safe @nogc
out (socket)
{
assert(socket !is null);
}
body
{
return cast(OverlappedConnectedSocket) socket_;
}
/**
* Returns $(D_PARAM true) if the transport is closing or closed.
*/
bool isClosing() const pure nothrow @safe @nogc
{
return closing;
}
/**
* Returns $(D_PARAM true) if the transport is closing or closed.
*/
bool isClosing() const pure nothrow @safe @nogc
{
return closing;
}
/**
* Close the transport.
*
* Buffered data will be flushed. No more data will be received.
*/
void close() pure nothrow @safe @nogc
{
closing = true;
}
/**
* Close the transport.
*
* Buffered data will be flushed. No more data will be received.
*/
void close() pure nothrow @safe @nogc
{
closing = true;
}
/**
* Write some data to the transport.
*
* Params:
* data = Data to send.
*/
void write(ubyte[] data) @nogc
{
input ~= data;
}
/**
* Write some data to the transport.
*
* Params:
* data = Data to send.
*/
void write(ubyte[] data) @nogc
{
input ~= data;
}
/**
* Returns: Application protocol.
*/
@property Protocol protocol() pure nothrow @safe @nogc
{
return protocol_;
}
/**
* Returns: Application protocol.
*/
@property Protocol protocol() pure nothrow @safe @nogc
{
return protocol_;
}
/**
* Switches the protocol.
*
* The protocol is deallocated by the event loop, it should currently be
* allocated with $(D_PSYMBOL MmapPool).
*
* Params:
* protocol = Application protocol.
*
* Precondition: $(D_INLINECODE protocol !is null)
*/
@property void protocol(Protocol protocol) pure nothrow @safe @nogc
in
{
assert(protocol !is null);
}
body
{
protocol_ = protocol;
}
/**
* Switches the protocol.
*
* The protocol is deallocated by the event loop, it should currently be
* allocated with $(D_PSYMBOL MmapPool).
*
* Params:
* protocol = Application protocol.
*
* Precondition: $(D_INLINECODE protocol !is null)
*/
@property void protocol(Protocol protocol) pure nothrow @safe @nogc
in
{
assert(protocol !is null);
}
body
{
protocol_ = protocol;
}
/**
* Invokes the watcher callback.
*/
override void invoke() @nogc
{
if (output.length)
{
immutable empty = input.length == 0;
protocol.received(output[0 .. $]);
output.clear();
if (empty)
{
SocketState overlapped;
try
{
overlapped = MmapPool.instance.make!SocketState;
socket.beginSend(input[], overlapped);
}
catch (SocketException e)
{
MmapPool.instance.dispose(overlapped);
MmapPool.instance.dispose(e);
}
}
}
else
{
protocol.disconnected(exception);
MmapPool.instance.dispose(protocol_);
defaultAllocator.dispose(exception);
active = false;
}
}
/**
* Invokes the watcher callback.
*/
override void invoke() @nogc
{
if (output.length)
{
immutable empty = input.length == 0;
protocol.received(output[0 .. $]);
output.clear();
if (empty)
{
SocketState overlapped;
try
{
overlapped = MmapPool.instance.make!SocketState;
socket.beginSend(input[], overlapped);
}
catch (SocketException e)
{
MmapPool.instance.dispose(overlapped);
MmapPool.instance.dispose(e);
}
}
}
else
{
protocol.disconnected(exception);
MmapPool.instance.dispose(protocol_);
defaultAllocator.dispose(exception);
active = false;
}
}
}
final class IOCPLoop : Loop
{
protected HANDLE completionPort;
protected HANDLE completionPort;
protected OVERLAPPED overlap;
protected OVERLAPPED overlap;
/**
* Initializes the loop.
*/
this() @nogc
{
super();
/**
* Initializes the loop.
*/
this() @nogc
{
super();
completionPort = CreateIoCompletionPort(INVALID_HANDLE_VALUE, NULL, 0, 0);
if (!completionPort)
{
throw make!BadLoopException(defaultAllocator,
"Creating completion port failed");
}
}
completionPort = CreateIoCompletionPort(INVALID_HANDLE_VALUE, NULL, 0, 0);
if (!completionPort)
{
throw make!BadLoopException(defaultAllocator,
"Creating completion port failed");
}
}
/**
* Should be called if the backend configuration changes.
*
* Params:
* watcher = Watcher.
* oldEvents = The events were already set.
* events = The events should be set.
*
* Returns: $(D_KEYWORD true) if the operation was successful.
*/
override protected bool reify(SocketWatcher watcher,
EventMask oldEvents,
EventMask events) @nogc
{
SocketState overlapped;
if (!(oldEvents & Event.accept) && (events & Event.accept))
{
auto socket = cast(OverlappedStreamSocket) watcher.socket;
assert(socket !is null);
/**
* Should be called if the backend configuration changes.
*
* Params:
* watcher = Watcher.
* oldEvents = The events were already set.
* events = The events should be set.
*
* Returns: $(D_KEYWORD true) if the operation was successful.
*/
override protected bool reify(SocketWatcher watcher,
EventMask oldEvents,
EventMask events) @nogc
{
SocketState overlapped;
if (!(oldEvents & Event.accept) && (events & Event.accept))
{
auto socket = cast(OverlappedStreamSocket) watcher.socket;
assert(socket !is null);
if (CreateIoCompletionPort(cast(HANDLE) socket.handle,
completionPort,
cast(ULONG_PTR) (cast(void*) watcher),
0) !is completionPort)
{
return false;
}
if (CreateIoCompletionPort(cast(HANDLE) socket.handle,
completionPort,
cast(ULONG_PTR) (cast(void*) watcher),
0) !is completionPort)
{
return false;
}
try
{
overlapped = MmapPool.instance.make!SocketState;
socket.beginAccept(overlapped);
}
catch (SocketException e)
{
MmapPool.instance.dispose(overlapped);
defaultAllocator.dispose(e);
return false;
}
}
if (!(oldEvents & Event.read) && (events & Event.read)
|| !(oldEvents & Event.write) && (events & Event.write))
{
auto transport = cast(StreamTransport) watcher;
assert(transport !is null);
try
{
overlapped = MmapPool.instance.make!SocketState;
socket.beginAccept(overlapped);
}
catch (SocketException e)
{
MmapPool.instance.dispose(overlapped);
defaultAllocator.dispose(e);
return false;
}
}
if (!(oldEvents & Event.read) && (events & Event.read)
|| !(oldEvents & Event.write) && (events & Event.write))
{
auto transport = cast(StreamTransport) watcher;
assert(transport !is null);
if (CreateIoCompletionPort(cast(HANDLE) transport.socket.handle,
completionPort,
cast(ULONG_PTR) (cast(void*) watcher),
0) !is completionPort)
{
return false;
}
if (CreateIoCompletionPort(cast(HANDLE) transport.socket.handle,
completionPort,
cast(ULONG_PTR) (cast(void*) watcher),
0) !is completionPort)
{
return false;
}
// Begin to read
if (!(oldEvents & Event.read) && (events & Event.read))
{
try
{
overlapped = MmapPool.instance.make!SocketState;
transport.socket.beginReceive(transport.output[], overlapped);
}
catch (SocketException e)
{
MmapPool.instance.dispose(overlapped);
defaultAllocator.dispose(e);
return false;
}
}
}
return true;
}
// Begin to read
if (!(oldEvents & Event.read) && (events & Event.read))
{
try
{
overlapped = MmapPool.instance.make!SocketState;
transport.socket.beginReceive(transport.output[], overlapped);
}
catch (SocketException e)
{
MmapPool.instance.dispose(overlapped);
defaultAllocator.dispose(e);
return false;
}
}
}
return true;
}
private void kill(StreamTransport transport,
SocketException exception = null) @nogc
in
{
assert(transport !is null);
}
body
{
transport.socket.shutdown();
defaultAllocator.dispose(transport.socket);
transport.exception = exception;
pendings.enqueue(transport);
}
private void kill(StreamTransport transport,
SocketException exception = null) @nogc
in
{
assert(transport !is null);
}
body
{
transport.socket.shutdown();
defaultAllocator.dispose(transport.socket);
transport.exception = exception;
pendings.enqueue(transport);
}
/**
* Does the actual polling.
*/
override protected void poll() @nogc
{
DWORD lpNumberOfBytes;
ULONG_PTR key;
LPOVERLAPPED overlap;
immutable timeout = cast(immutable int) blockTime.total!"msecs";
/**
* Does the actual polling.
*/
override protected void poll() @nogc
{
DWORD lpNumberOfBytes;
ULONG_PTR key;
LPOVERLAPPED overlap;
immutable timeout = cast(immutable int) blockTime.total!"msecs";
auto result = GetQueuedCompletionStatus(completionPort,
&lpNumberOfBytes,
&key,
&overlap,
timeout);
if (result == FALSE && overlap == NULL)
{
return; // Timeout
}
auto result = GetQueuedCompletionStatus(completionPort,
&lpNumberOfBytes,
&key,
&overlap,
timeout);
if (result == FALSE && overlap == NULL)
{
return; // Timeout
}
auto overlapped = (cast(SocketState) ((cast(void*) overlap) - 8));
assert(overlapped !is null);
scope (failure)
{
MmapPool.instance.dispose(overlapped);
}
auto overlapped = (cast(SocketState) ((cast(void*) overlap) - 8));
assert(overlapped !is null);
scope (failure)
{
MmapPool.instance.dispose(overlapped);
}
switch (overlapped.event)
{
case OverlappedSocketEvent.accept:
auto connection = cast(ConnectionWatcher) (cast(void*) key);
assert(connection !is null);
switch (overlapped.event)
{
case OverlappedSocketEvent.accept:
auto connection = cast(ConnectionWatcher) (cast(void*) key);
assert(connection !is null);
auto listener = cast(OverlappedStreamSocket) connection.socket;
assert(listener !is null);
auto listener = cast(OverlappedStreamSocket) connection.socket;
assert(listener !is null);
auto socket = listener.endAccept(overlapped);
auto transport = MmapPool.instance.make!StreamTransport(socket);
auto socket = listener.endAccept(overlapped);
auto transport = MmapPool.instance.make!StreamTransport(socket);
connection.incoming.enqueue(transport);
connection.incoming.enqueue(transport);
reify(transport, EventMask(Event.none), EventMask(Event.read, Event.write));
reify(transport, EventMask(Event.none), EventMask(Event.read, Event.write));
pendings.enqueue(connection);
listener.beginAccept(overlapped);
break;
case OverlappedSocketEvent.read:
auto transport = cast(StreamTransport) (cast(void*) key);
assert(transport !is null);
pendings.enqueue(connection);
listener.beginAccept(overlapped);
break;
case OverlappedSocketEvent.read:
auto transport = cast(StreamTransport) (cast(void*) key);
assert(transport !is null);
if (!transport.active)
{
MmapPool.instance.dispose(transport);
MmapPool.instance.dispose(overlapped);
return;
}
if (!transport.active)
{
MmapPool.instance.dispose(transport);
MmapPool.instance.dispose(overlapped);
return;
}
int received;
SocketException exception;
try
{
received = transport.socket.endReceive(overlapped);
}
catch (SocketException e)
{
exception = e;
}
if (transport.socket.disconnected)
{
// We want to get one last notification to destroy the watcher.
transport.socket.beginReceive(transport.output[], overlapped);
kill(transport, exception);
}
else if (received > 0)
{
immutable full = transport.output.free == received;
int received;
SocketException exception;
try
{
received = transport.socket.endReceive(overlapped);
}
catch (SocketException e)
{
exception = e;
}
if (transport.socket.disconnected)
{
// We want to get one last notification to destroy the watcher.
transport.socket.beginReceive(transport.output[], overlapped);
kill(transport, exception);
}
else if (received > 0)
{
immutable full = transport.output.free == received;
transport.output += received;
// Receive was interrupted because the buffer is full. We have to continue.
if (full)
{
transport.socket.beginReceive(transport.output[], overlapped);
}
pendings.enqueue(transport);
}
break;
case OverlappedSocketEvent.write:
auto transport = cast(StreamTransport) (cast(void*) key);
assert(transport !is null);
transport.output += received;
// Receive was interrupted because the buffer is full. We have to continue.
if (full)
{
transport.socket.beginReceive(transport.output[], overlapped);
}
pendings.enqueue(transport);
}
break;
case OverlappedSocketEvent.write:
auto transport = cast(StreamTransport) (cast(void*) key);
assert(transport !is null);
transport.input += transport.socket.endSend(overlapped);
if (transport.input.length > 0)
{
transport.socket.beginSend(transport.input[], overlapped);
}
else
{
transport.socket.beginReceive(transport.output[], overlapped);
if (transport.isClosing())
{
kill(transport);
}
}
break;
default:
assert(false, "Unknown event");
}
}
}
transport.input += transport.socket.endSend(overlapped);
if (transport.input.length > 0)
{
transport.socket.beginSend(transport.input[], overlapped);
}
else
{
transport.socket.beginReceive(transport.output[], overlapped);
if (transport.isClosing())
{
kill(transport);
}
}
break;
default:
assert(false, "Unknown event");
}
}
}

468
source/tanya/async/event/kqueue.d
View File

@ -12,31 +12,31 @@ module tanya.async.event.kqueue;
version (OSX)
{
version = MacBSD;
version = MacBSD;
}
else version (iOS)
{
version = MacBSD;
version = MacBSD;
}
else version (TVOS)
{
version = MacBSD;
version = MacBSD;
}
else version (WatchOS)
{
version = MacBSD;
version = MacBSD;
}
else version (FreeBSD)
{
version = MacBSD;
version = MacBSD;
}
else version (OpenBSD)
{
version = MacBSD;
version = MacBSD;
}
else version (DragonFlyBSD)
{
version = MacBSD;
version = MacBSD;
}
version (MacBSD):
@ -50,62 +50,62 @@ import tanya.async.event.selector;
import tanya.async.loop;
import tanya.async.transport;
import tanya.async.watcher;
import tanya.container.vector;
import tanya.container.array;
import tanya.memory;
import tanya.memory.mmappool;
import tanya.network.socket;
void EV_SET(kevent_t* kevp, typeof(kevent_t.tupleof) args) pure nothrow @nogc
{
*kevp = kevent_t(args);
*kevp = kevent_t(args);
}
enum : short
{
EVFILT_READ = -1,
EVFILT_WRITE = -2,
EVFILT_AIO = -3, /* attached to aio requests */
EVFILT_VNODE = -4, /* attached to vnodes */
EVFILT_PROC = -5, /* attached to struct proc */
EVFILT_SIGNAL = -6, /* attached to struct proc */
EVFILT_TIMER = -7, /* timers */
EVFILT_MACHPORT = -8, /* Mach portsets */
EVFILT_FS = -9, /* filesystem events */
EVFILT_USER = -10, /* User events */
EVFILT_VM = -12, /* virtual memory events */
EVFILT_SYSCOUNT = 11
EVFILT_READ = -1,
EVFILT_WRITE = -2,
EVFILT_AIO = -3, /* attached to aio requests */
EVFILT_VNODE = -4, /* attached to vnodes */
EVFILT_PROC = -5, /* attached to struct proc */
EVFILT_SIGNAL = -6, /* attached to struct proc */
EVFILT_TIMER = -7, /* timers */
EVFILT_MACHPORT = -8, /* Mach portsets */
EVFILT_FS = -9, /* filesystem events */
EVFILT_USER = -10, /* User events */
EVFILT_VM = -12, /* virtual memory events */
EVFILT_SYSCOUNT = 11
}
struct kevent_t
{
uintptr_t ident; /* identifier for this event */
short filter; /* filter for event */
ushort flags;
uint fflags;
intptr_t data;
void *udata; /* opaque user data identifier */
uintptr_t ident; /* identifier for this event */
short filter; /* filter for event */
ushort flags;
uint fflags;
intptr_t data;
void *udata; /* opaque user data identifier */
}
enum
{
/* actions */
EV_ADD = 0x0001, /* add event to kq (implies enable) */
EV_DELETE = 0x0002, /* delete event from kq */
EV_ENABLE = 0x0004, /* enable event */
EV_DISABLE = 0x0008, /* disable event (not reported) */
/* actions */
EV_ADD = 0x0001, /* add event to kq (implies enable) */
EV_DELETE = 0x0002, /* delete event from kq */
EV_ENABLE = 0x0004, /* enable event */
EV_DISABLE = 0x0008, /* disable event (not reported) */
/* flags */
EV_ONESHOT = 0x0010, /* only report one occurrence */
EV_CLEAR = 0x0020, /* clear event state after reporting */
EV_RECEIPT = 0x0040, /* force EV_ERROR on success, data=0 */
EV_DISPATCH = 0x0080, /* disable event after reporting */
/* flags */
EV_ONESHOT = 0x0010, /* only report one occurrence */
EV_CLEAR = 0x0020, /* clear event state after reporting */
EV_RECEIPT = 0x0040, /* force EV_ERROR on success, data=0 */
EV_DISPATCH = 0x0080, /* disable event after reporting */
EV_SYSFLAGS = 0xF000, /* reserved by system */
EV_FLAG1 = 0x2000, /* filter-specific flag */
EV_SYSFLAGS = 0xF000, /* reserved by system */
EV_FLAG1 = 0x2000, /* filter-specific flag */
/* returned values */
EV_EOF = 0x8000, /* EOF detected */
EV_ERROR = 0x4000, /* error, data contains errno */
/* returned values */
EV_EOF = 0x8000, /* EOF detected */
EV_ERROR = 0x4000, /* error, data contains errno */
}
extern(C) int kqueue() nothrow @nogc;
@ -115,211 +115,211 @@ extern(C) int kevent(int kq, const kevent_t *changelist, int nchanges,
final class KqueueLoop : SelectorLoop
{
protected int fd;
private Vector!kevent_t events;
private Vector!kevent_t changes;
private size_t changeCount;
protected int fd;
private Array!kevent_t events;
private Array!kevent_t changes;
private size_t changeCount;
/**
* Returns: Maximal event count can be got at a time
* (should be supported by the backend).
*/
override protected @property uint maxEvents()
const pure nothrow @safe @nogc
{
return cast(uint) events.length;
}
/**
* Returns: Maximal event count can be got at a time
* (should be supported by the backend).
*/
override protected @property uint maxEvents()
const pure nothrow @safe @nogc
{
return cast(uint) events.length;
}
this() @nogc
{
super();
this() @nogc
{
super();
if ((fd = kqueue()) == -1)
{
throw make!BadLoopException(defaultAllocator,
"kqueue initialization failed");
}
events = Vector!kevent_t(64, MmapPool.instance);
changes = Vector!kevent_t(64, MmapPool.instance);
}
if ((fd = kqueue()) == -1)
{
throw make!BadLoopException(defaultAllocator,
"kqueue initialization failed");
}
events = Array!kevent_t(64, MmapPool.instance);
changes = Array!kevent_t(64, MmapPool.instance);
}
/**
* Frees loop internals.
*/
~this() @nogc
{
close(fd);
}
/**
* Frees loop internals.
*/
~this() @nogc
{
close(fd);
}
private void set(socket_t socket, short filter, ushort flags) @nogc
{
if (changes.length <= changeCount)
{
changes.length = changeCount + maxEvents;
}
EV_SET(&changes[changeCount],
cast(ulong) socket,
filter,
flags,
0U,
0L,
null);
++changeCount;
}
private void set(socket_t socket, short filter, ushort flags) @nogc
{
if (changes.length <= changeCount)
{
changes.length = changeCount + maxEvents;
}
EV_SET(&changes[changeCount],
cast(ulong) socket,
filter,
flags,
0U,
0L,
null);
++changeCount;
}
/**
* Should be called if the backend configuration changes.
*
* Params:
* watcher = Watcher.
* oldEvents = The events were already set.
* events = The events should be set.
*
* Returns: $(D_KEYWORD true) if the operation was successful.
*/
override protected bool reify(SocketWatcher watcher,
EventMask oldEvents,
EventMask events) @nogc
{
if (events != oldEvents)
{
if (oldEvents & Event.read || oldEvents & Event.accept)
{
set(watcher.socket.handle, EVFILT_READ, EV_DELETE);
}
if (oldEvents & Event.write)
{
set(watcher.socket.handle, EVFILT_WRITE, EV_DELETE);
}
}
if (events & (Event.read | events & Event.accept))
{
set(watcher.socket.handle, EVFILT_READ, EV_ADD | EV_ENABLE);
}
if (events & Event.write)
{
set(watcher.socket.handle, EVFILT_WRITE, EV_ADD | EV_DISPATCH);
}
return true;
}
/**
* Should be called if the backend configuration changes.
*
* Params:
* watcher = Watcher.
* oldEvents = The events were already set.
* events = The events should be set.
*
* Returns: $(D_KEYWORD true) if the operation was successful.
*/
override protected bool reify(SocketWatcher watcher,
EventMask oldEvents,
EventMask events) @nogc
{
if (events != oldEvents)
{
if (oldEvents & Event.read || oldEvents & Event.accept)
{
set(watcher.socket.handle, EVFILT_READ, EV_DELETE);
}
if (oldEvents & Event.write)
{
set(watcher.socket.handle, EVFILT_WRITE, EV_DELETE);
}
}
if (events & (Event.read | events & Event.accept))
{
set(watcher.socket.handle, EVFILT_READ, EV_ADD | EV_ENABLE);
}
if (events & Event.write)
{
set(watcher.socket.handle, EVFILT_WRITE, EV_ADD | EV_DISPATCH);
}
return true;
}
/**
* Does the actual polling.
*/
protected override void poll() @nogc
{
timespec ts;
blockTime.split!("seconds", "nsecs")(ts.tv_sec, ts.tv_nsec);
/**
* Does the actual polling.
*/
protected override void poll() @nogc
{
timespec ts;
blockTime.split!("seconds", "nsecs")(ts.tv_sec, ts.tv_nsec);
if (changeCount > maxEvents)
{
events.length = changes.length;
}
if (changeCount > maxEvents)
{
events.length = changes.length;
}
auto eventCount = kevent(fd,
changes.get().ptr,
cast(int) changeCount,
events.get().ptr,
maxEvents,
&ts);
changeCount = 0;
auto eventCount = kevent(fd,
changes.get().ptr,
cast(int) changeCount,
events.get().ptr,
maxEvents,
&ts);
changeCount = 0;
if (eventCount < 0)
{
if (errno != EINTR)
{
throw defaultAllocator.make!BadLoopException();
}
return;
}
if (eventCount < 0)
{
if (errno != EINTR)
{
throw defaultAllocator.make!BadLoopException();
}
return;
}
for (int i; i < eventCount; ++i)
{
assert(connections.length > events[i].ident);
for (int i; i < eventCount; ++i)
{
assert(connections.length > events[i].ident);
auto transport = cast(StreamTransport) connections[events[i].ident];
// If it is a ConnectionWatcher. Accept connections.
if (transport is null)
{
auto connection = cast(ConnectionWatcher) connections[events[i].ident];
assert(connection !is null);
auto transport = cast(StreamTransport) connections[events[i].ident];
// If it is a ConnectionWatcher. Accept connections.
if (transport is null)
{
auto connection = cast(ConnectionWatcher) connections[events[i].ident];
assert(connection !is null);
acceptConnections(connection);
}
else if (events[i].flags & EV_ERROR)
{
kill(transport);
}
else if (events[i].filter == EVFILT_READ)
{
SocketException exception;
try
{
ptrdiff_t received;
do
{
received = transport.socket.receive(transport.output[]);
transport.output += received;
}
while (received);
}
catch (SocketException e)
{
exception = e;
}
if (transport.socket.disconnected)
{
kill(transport, exception);
}
else if (transport.output.length)
{
pendings.enqueue(transport);
}
}
else if (events[i].filter == EVFILT_WRITE)
{
transport.writeReady = true;
if (transport.input.length)
{
feed(transport);
}
}
}
}
acceptConnections(connection);
}
else if (events[i].flags & EV_ERROR)
{
kill(transport);
}
else if (events[i].filter == EVFILT_READ)
{
SocketException exception;
try
{
ptrdiff_t received;
do
{
received = transport.socket.receive(transport.output[]);
transport.output += received;
}
while (received);
}
catch (SocketException e)
{
exception = e;
}
if (transport.socket.disconnected)
{
kill(transport, exception);
}
else if (transport.output.length)
{
pendings.enqueue(transport);
}
}
else if (events[i].filter == EVFILT_WRITE)
{
transport.writeReady = true;
if (transport.input.length)
{
feed(transport);
}
}
}
}
/**
* Returns: The blocking time.
*/
override protected @property inout(Duration) blockTime()
inout @nogc @safe pure nothrow
{
return min(super.blockTime, 1.dur!"seconds");
}
/**
* Returns: The blocking time.
*/
override protected @property inout(Duration) blockTime()
inout @nogc @safe pure nothrow
{
return min(super.blockTime, 1.dur!"seconds");
}
/**
* If the transport couldn't send the data, the further sending should
* be handled by the event loop.
*
* Params:
* transport = Transport.
* exception = Exception thrown on sending.
*
* Returns: $(D_KEYWORD true) if the operation could be successfully
* completed or scheduled, $(D_KEYWORD false) otherwise (the
* transport will be destroyed then).
*/
protected override bool feed(StreamTransport transport,
SocketException exception = null) @nogc
{
if (!super.feed(transport, exception))
{
return false;
}
if (!transport.writeReady)
{
set(transport.socket.handle, EVFILT_WRITE, EV_DISPATCH);
return true;
}
return false;
}
/**
* If the transport couldn't send the data, the further sending should
* be handled by the event loop.
*
* Params:
* transport = Transport.
* exception = Exception thrown on sending.
*
* Returns: $(D_KEYWORD true) if the operation could be successfully
* completed or scheduled, $(D_KEYWORD false) otherwise (the
* transport will be destroyed then).
*/
protected override bool feed(StreamTransport transport,
SocketException exception = null) @nogc
{
if (!super.feed(transport, exception))
{
return false;
}
if (!transport.writeReady)
{
set(transport.socket.handle, EVFILT_WRITE, EV_DISPATCH);
return true;
}
return false;
}
}

675
source/tanya/async/event/selector.d
View File

@ -17,7 +17,7 @@ import tanya.async.protocol;
import tanya.async.transport;
import tanya.async.watcher;
import tanya.container.buffer;
import tanya.container.vector;
import tanya.container.array;
import tanya.memory;
import tanya.memory.mmappool;
import tanya.network.socket;
@ -27,371 +27,374 @@ import tanya.network.socket;
*/
package class StreamTransport : SocketWatcher, DuplexTransport, SocketTransport
{
private SelectorLoop loop;
private SelectorLoop loop;
private SocketException exception;
private SocketException exception;
package ReadBuffer!ubyte output;
package ReadBuffer!ubyte output;
package WriteBuffer!ubyte input;
package WriteBuffer!ubyte input;
private Protocol protocol_;
private Protocol protocol_;
private bool closing;
private bool closing;
/// Received notification that the underlying socket is write-ready.
package bool writeReady;
/// Received notification that the underlying socket is write-ready.
package bool writeReady;
/**
* Params:
* loop = Event loop.
* socket = Socket.
*
* Precondition: $(D_INLINECODE loop !is null && socket !is null)
*/
this(SelectorLoop loop, ConnectedSocket socket) @nogc
in
{
assert(loop !is null);
}
body
{
super(socket);
this.loop = loop;
output = ReadBuffer!ubyte(8192, 1024, MmapPool.instance);
input = WriteBuffer!ubyte(8192, MmapPool.instance);
active = true;
}
/**
* Params:
* loop = Event loop.
* socket = Socket.
*
* Precondition: $(D_INLINECODE loop !is null && socket !is null)
*/
this(SelectorLoop loop, ConnectedSocket socket) @nogc
in
{
assert(loop !is null);
}
body
{
super(socket);
this.loop = loop;
output = ReadBuffer!ubyte(8192, 1024, MmapPool.instance);
input = WriteBuffer!ubyte(8192, MmapPool.instance);
active = true;
}
/**
* Returns: Socket.
*
* Postcondition: $(D_INLINECODE socket !is null)
*/
override @property ConnectedSocket socket() pure nothrow @safe @nogc
out (socket)
{
assert(socket !is null);
}
body
{
return cast(ConnectedSocket) socket_;
}
/**
* Returns: Socket.
*
* Postcondition: $(D_INLINECODE socket !is null)
*/
override @property ConnectedSocket socket() pure nothrow @safe @nogc
out (socket)
{
assert(socket !is null);
}
body
{
return cast(ConnectedSocket) socket_;
}
private @property void socket(ConnectedSocket socket) pure nothrow @safe @nogc
in
{
assert(socket !is null);
}
body
{
socket_ = socket;
}
private @property void socket(ConnectedSocket socket)
pure nothrow @safe @nogc
in
{
assert(socket !is null);
}
body
{
socket_ = socket;
}
/**
* Returns: Application protocol.
*/
@property Protocol protocol() pure nothrow @safe @nogc
{
return protocol_;
}
/**
* Returns: Application protocol.
*/
@property Protocol protocol() pure nothrow @safe @nogc
{
return protocol_;
}
/**
* Switches the protocol.
*
* The protocol is deallocated by the event loop, it should currently be
* allocated with $(D_PSYMBOL MmapPool).
*
* Params:
* protocol = Application protocol.
*
* Precondition: $(D_INLINECODE protocol !is null)
*/
@property void protocol(Protocol protocol) pure nothrow @safe @nogc
in
{
assert(protocol !is null);
}
body
{
protocol_ = protocol;
}
/**
* Switches the protocol.
*
* The protocol is deallocated by the event loop, it should currently be
* allocated with $(D_PSYMBOL MmapPool).
*
* Params:
* protocol = Application protocol.
*
* Precondition: $(D_INLINECODE protocol !is null)
*/
@property void protocol(Protocol protocol) pure nothrow @safe @nogc
in
{
assert(protocol !is null);
}
body
{
protocol_ = protocol;
}
/**
* Returns $(D_PARAM true) if the transport is closing or closed.
*/
bool isClosing() const pure nothrow @safe @nogc
{
return closing;
}
/**
* Returns $(D_PARAM true) if the transport is closing or closed.
*/
bool isClosing() const pure nothrow @safe @nogc
{
return closing;
}
/**
* Close the transport.
*
* Buffered data will be flushed. No more data will be received.
*/
void close() @nogc
{
closing = true;
loop.reify(this, EventMask(Event.read, Event.write), EventMask(Event.write));
}
/**
* Close the transport.
*
* Buffered data will be flushed. No more data will be received.
*/
void close() @nogc
{
closing = true;
loop.reify(this,
EventMask(Event.read, Event.write),
EventMask(Event.write));
}
/**
* Invokes the watcher callback.
*/
override void invoke() @nogc
{
if (output.length)
{
protocol.received(output[0 .. $]);
output.clear();
if (isClosing() && input.length == 0)
{
loop.kill(this);
}
}
else
{
protocol.disconnected(exception);
MmapPool.instance.dispose(protocol_);
defaultAllocator.dispose(exception);
active = false;
}
}
/**
* Invokes the watcher callback.
*/
override void invoke() @nogc
{
if (output.length)
{
protocol.received(output[0 .. $]);
output.clear();
if (isClosing() && input.length == 0)
{
loop.kill(this);
}
}
else
{
protocol.disconnected(exception);
MmapPool.instance.dispose(protocol_);
defaultAllocator.dispose(exception);
active = false;
}
}
/**
* Write some data to the transport.
*
* Params:
* data = Data to send.
*/
void write(ubyte[] data) @nogc
{
if (!data.length)
{
return;
}
// Try to write if the socket is write ready.
if (writeReady)
{
ptrdiff_t sent;
SocketException exception;
try
{
sent = socket.send(data);
if (sent == 0)
{
writeReady = false;
}
}
catch (SocketException e)
{
writeReady = false;
exception = e;
}
if (sent < data.length)
{
input ~= data[sent..$];
loop.feed(this, exception);
}
}
else
{
input ~= data;
}
}
/**
* Write some data to the transport.
*
* Params:
* data = Data to send.
*/
void write(ubyte[] data) @nogc
{
if (!data.length)
{
return;
}
// Try to write if the socket is write ready.
if (writeReady)
{
ptrdiff_t sent;
SocketException exception;
try
{
sent = socket.send(data);
if (sent == 0)
{
writeReady = false;
}
}
catch (SocketException e)
{
writeReady = false;
exception = e;
}
if (sent < data.length)
{
input ~= data[sent..$];
loop.feed(this, exception);
}
}
else
{
input ~= data;
}
}
}
abstract class SelectorLoop : Loop
{
/// Pending connections.
protected Vector!SocketWatcher connections;
/// Pending connections.
protected Array!SocketWatcher connections;
this() @nogc
{
super();
connections = Vector!SocketWatcher(maxEvents, MmapPool.instance);
}
this() @nogc
{
super();
connections = Array!SocketWatcher(maxEvents, MmapPool.instance);
}
~this() @nogc
{
foreach (ref connection; connections)
{
// We want to free only the transports. ConnectionWatcher are created by the
// user and should be freed by himself.
if (cast(StreamTransport) connection !is null)
{
MmapPool.instance.dispose(connection);
}
}
}
~this() @nogc
{
foreach (ref connection; connections)
{
// We want to free only the transports. ConnectionWatcher are
// created by the user and should be freed by himself.
if (cast(StreamTransport) connection !is null)
{
MmapPool.instance.dispose(connection);
}
}
}
/**
* Should be called if the backend configuration changes.
*
* Params:
* watcher = Watcher.
* oldEvents = The events were already set.
* events = The events should be set.
*
* Returns: $(D_KEYWORD true) if the operation was successful.
*/
override abstract protected bool reify(SocketWatcher watcher,
EventMask oldEvents,
EventMask events) @nogc;
/**
* Should be called if the backend configuration changes.
*
* Params:
* watcher = Watcher.
* oldEvents = The events were already set.
* events = The events should be set.
*
* Returns: $(D_KEYWORD true) if the operation was successful.
*/
override abstract protected bool reify(SocketWatcher watcher,
EventMask oldEvents,
EventMask events) @nogc;
/**
* Kills the watcher and closes the connection.
*
* Params:
* transport = Transport.
* exception = Occurred exception.
*/
protected void kill(StreamTransport transport,
SocketException exception = null) @nogc
in
{
assert(transport !is null);
}
body
{
transport.socket.shutdown();
defaultAllocator.dispose(transport.socket);
transport.exception = exception;
pendings.enqueue(transport);
}
/**
* Kills the watcher and closes the connection.
*
* Params:
* transport = Transport.
* exception = Occurred exception.
*/
protected void kill(StreamTransport transport,
SocketException exception = null) @nogc
in
{
assert(transport !is null);
}
body
{
transport.socket.shutdown();
defaultAllocator.dispose(transport.socket);
transport.exception = exception;
pendings.enqueue(transport);
}
/**
* If the transport couldn't send the data, the further sending should
* be handled by the event loop.
*
* Params:
* transport = Transport.
* exception = Exception thrown on sending.
*
* Returns: $(D_KEYWORD true) if the operation could be successfully
* completed or scheduled, $(D_KEYWORD false) otherwise (the
* transport will be destroyed then).
*/
protected bool feed(StreamTransport transport,
SocketException exception = null) @nogc
in
{
assert(transport !is null);
}
body
{
while (transport.input.length && transport.writeReady)
{
try
{
ptrdiff_t sent = transport.socket.send(transport.input[]);
if (sent == 0)
{
transport.writeReady = false;
}
else
{
transport.input += sent;
}
}
catch (SocketException e)
{
exception = e;
transport.writeReady = false;
}
}
if (exception !is null)
{
kill(transport, exception);
return false;
}
if (transport.input.length == 0 && transport.isClosing())
{
kill(transport);
}
return true;
}
/**
* If the transport couldn't send the data, the further sending should
* be handled by the event loop.
*
* Params:
* transport = Transport.
* exception = Exception thrown on sending.
*
* Returns: $(D_KEYWORD true) if the operation could be successfully
* completed or scheduled, $(D_KEYWORD false) otherwise (the
* transport will be destroyed then).
*/
protected bool feed(StreamTransport transport,
SocketException exception = null) @nogc
in
{
assert(transport !is null);
}
body
{
while (transport.input.length && transport.writeReady)
{
try
{
ptrdiff_t sent = transport.socket.send(transport.input[]);
if (sent == 0)
{
transport.writeReady = false;
}
else
{
transport.input += sent;
}
}
catch (SocketException e)
{
exception = e;
transport.writeReady = false;
}
}
if (exception !is null)
{
kill(transport, exception);
return false;
}
if (transport.input.length == 0 && transport.isClosing())
{
kill(transport);
}
return true;
}
/**
* Start watching.
*
* Params:
* watcher = Watcher.
*/
override void start(ConnectionWatcher watcher) @nogc
{
if (watcher.active)
{
return;
}
/**
* Start watching.
*
* Params:
* watcher = Watcher.
*/
override void start(ConnectionWatcher watcher) @nogc
{
if (watcher.active)
{
return;
}
if (connections.length <= watcher.socket)
{
connections.length = watcher.socket.handle + maxEvents / 2;
}
connections[watcher.socket.handle] = watcher;
if (connections.length <= watcher.socket)
{
connections.length = watcher.socket.handle + maxEvents / 2;
}
connections[watcher.socket.handle] = watcher;
super.start(watcher);
}
super.start(watcher);
}
/**
* Accept incoming connections.
*
* Params:
* connection = Connection watcher ready to accept.
*/
package void acceptConnections(ConnectionWatcher connection) @nogc
in
{
assert(connection !is null);
}
body
{
while (true)
{
ConnectedSocket client;
try
{
client = (cast(StreamSocket) connection.socket).accept();
}
catch (SocketException e)
{
defaultAllocator.dispose(e);
break;
}
if (client is null)
{
break;
}
/**
* Accept incoming connections.
*
* Params:
* connection = Connection watcher ready to accept.
*/
package void acceptConnections(ConnectionWatcher connection) @nogc
in
{
assert(connection !is null);
}
body
{
while (true)
{
ConnectedSocket client;
try
{
client = (cast(StreamSocket) connection.socket).accept();
}
catch (SocketException e)
{
defaultAllocator.dispose(e);
break;
}
if (client is null)
{
break;
}
StreamTransport transport;
StreamTransport transport;
if (connections.length > client.handle)
{
transport = cast(StreamTransport) connections[client.handle];
}
else
{
connections.length = client.handle + maxEvents / 2;
}
if (transport is null)
{
transport = MmapPool.instance.make!StreamTransport(this, client);
connections[client.handle] = transport;
}
else
{
transport.socket = client;
}
if (connections.length > client.handle)
{
transport = cast(StreamTransport) connections[client.handle];
}
else
{
connections.length = client.handle + maxEvents / 2;
}
if (transport is null)
{
transport = MmapPool.instance.make!StreamTransport(this, client);
connections[client.handle] = transport;
}
else
{
transport.socket = client;
}
reify(transport, EventMask(Event.none), EventMask(Event.read, Event.write));
connection.incoming.enqueue(transport);
}
reify(transport, EventMask(Event.none), EventMask(Event.read, Event.write));
connection.incoming.enqueue(transport);
}
if (!connection.incoming.empty)
{
pendings.enqueue(connection);
}
}
if (!connection.incoming.empty)
{
pendings.enqueue(connection);
}
}
}

12
source/tanya/async/iocp.d
View File

@ -21,12 +21,12 @@ import core.sys.windows.windef;
*/
class State
{
/// For internal use by Windows API.
align(1) OVERLAPPED overlapped;
/// For internal use by Windows API.
align(1) OVERLAPPED overlapped;
/// File/socket handle.
HANDLE handle;
/// File/socket handle.
HANDLE handle;
/// For keeping events or event masks.
int event;
/// For keeping events or event masks.
int event;
}

412
source/tanya/async/loop.d
View File

@ -15,50 +15,50 @@
*
* class EchoProtocol : TransmissionControlProtocol
* {
* private DuplexTransport transport;
* private DuplexTransport transport;
*
* void received(in ubyte[] data) @nogc
* {
* transport.write(data);
* }
* void received(in ubyte[] data) @nogc
* {
* transport.write(data);
* }
*
* void connected(DuplexTransport transport) @nogc
* {
* this.transport = transport;
* }
* void connected(DuplexTransport transport) @nogc
* {
* this.transport = transport;
* }
*
* void disconnected(SocketException e) @nogc
* {
* }
* void disconnected(SocketException e) @nogc
* {
* }
* }
*
* void main()
* {
* auto address = defaultAllocator.make!InternetAddress("127.0.0.1", cast(ushort) 8192);
* auto address = defaultAllocator.make!InternetAddress("127.0.0.1", cast(ushort) 8192);
*
* version (Windows)
* {
* auto sock = defaultAllocator.make!OverlappedStreamSocket(AddressFamily.INET);
* }
* else
* {
* auto sock = defaultAllocator.make!StreamSocket(AddressFamily.INET);
* sock.blocking = false;
* }
* version (Windows)
* {
* auto sock = defaultAllocator.make!OverlappedStreamSocket(AddressFamily.INET);
* }
* else
* {
* auto sock = defaultAllocator.make!StreamSocket(AddressFamily.INET);
* sock.blocking = false;
* }
*
* sock.bind(address);
* sock.listen(5);
* sock.bind(address);
* sock.listen(5);
*
* auto io = defaultAllocator.make!ConnectionWatcher(sock);
* io.setProtocol!EchoProtocol;
* auto io = defaultAllocator.make!ConnectionWatcher(sock);
* io.setProtocol!EchoProtocol;
*
* defaultLoop.start(io);
* defaultLoop.run();
* defaultLoop.start(io);
* defaultLoop.run();
*
* sock.shutdown();
* defaultAllocator.dispose(io);
* defaultAllocator.dispose(sock);
* defaultAllocator.dispose(address);
* sock.shutdown();
* defaultAllocator.dispose(io);
* defaultAllocator.dispose(sock);
* defaultAllocator.dispose(address);
* }
* ---
*/
@ -81,33 +81,33 @@ version (DisableBackends)
}
else version (linux)
{
import tanya.async.event.epoll;
version = Epoll;
import tanya.async.event.epoll;
version = Epoll;
}
else version (Windows)
{
import tanya.async.event.iocp;
version = IOCP;
import tanya.async.event.iocp;
version = IOCP;
}
else version (OSX)
{
version = Kqueue;
version = Kqueue;
}
else version (iOS)
{
version = Kqueue;
version = Kqueue;
}
else version (FreeBSD)
{
version = Kqueue;
version = Kqueue;
}
else version (OpenBSD)
{
version = Kqueue;
version = Kqueue;
}
else version (DragonFlyBSD)
{
version = Kqueue;
version = Kqueue;
}
/**
@ -115,11 +115,11 @@ else version (DragonFlyBSD)
*/
enum Event : uint
{
none = 0x00, /// No events.
read = 0x01, /// Non-blocking read call.
write = 0x02, /// Non-blocking write call.
accept = 0x04, /// Connection made.
error = 0x80000000, /// Sent when an error occurs.
none = 0x00, /// No events.
read = 0x01, /// Non-blocking read call.
write = 0x02, /// Non-blocking write call.
accept = 0x04, /// Connection made.
error = 0x80000000, /// Sent when an error occurs.
}
alias EventMask = BitFlags!Event;
@ -129,150 +129,150 @@ alias EventMask = BitFlags!Event;
*/
abstract class Loop
{
private bool done;
private bool done;
/// Pending watchers.
protected Queue!Watcher pendings;
/// Pending watchers.
protected Queue!Watcher pendings;
/**
* Returns: Maximal event count can be got at a time
* (should be supported by the backend).
*/
protected @property uint maxEvents()
const pure nothrow @safe @nogc
{
return 128U;
}
/**
* Returns: Maximal event count can be got at a time
* (should be supported by the backend).
*/
protected @property uint maxEvents()
const pure nothrow @safe @nogc
{
return 128U;
}
/**
* Initializes the loop.
*/
this() @nogc
{
pendings = Queue!Watcher(MmapPool.instance);
}
/**
* Initializes the loop.
*/
this() @nogc
{
pendings = Queue!Watcher(MmapPool.instance);
}
/**
* Frees loop internals.
*/
~this() @nogc
{
foreach (w; pendings)
{
MmapPool.instance.dispose(w);
}
}
/**
* Frees loop internals.
*/
~this() @nogc
{
foreach (w; pendings)
{
MmapPool.instance.dispose(w);
}
}
/**
* Starts the loop.
*/
void run() @nogc
{
done = false;
do
{
poll();
/**
* Starts the loop.
*/
void run() @nogc
{
done = false;
do
{
poll();
// Invoke pendings
foreach (ref w; pendings)
{
w.invoke();
}
}
while (!done);
}
// Invoke pendings
foreach (ref w; pendings)
{
w.invoke();
}
}
while (!done);
}
/**
* Break out of the loop.
*/
void unloop() @safe pure nothrow @nogc
{
done = true;
}
/**
* Break out of the loop.
*/
void unloop() @safe pure nothrow @nogc
{
done = true;
}
/**
* Start watching.
*
* Params:
* watcher = Watcher.
*/
void start(ConnectionWatcher watcher) @nogc
{
if (watcher.active)
{
return;
}
watcher.active = true;
/**
* Start watching.
*
* Params:
* watcher = Watcher.
*/
void start(ConnectionWatcher watcher) @nogc
{
if (watcher.active)
{
return;
}
watcher.active = true;
reify(watcher, EventMask(Event.none), EventMask(Event.accept));
}
reify(watcher, EventMask(Event.none), EventMask(Event.accept));
}
/**
* Stop watching.
*
* Params:
* watcher = Watcher.
*/
void stop(ConnectionWatcher watcher) @nogc
{
if (!watcher.active)
{
return;
}
watcher.active = false;
/**
* Stop watching.
*
* Params:
* watcher = Watcher.
*/
void stop(ConnectionWatcher watcher) @nogc
{
if (!watcher.active)
{
return;
}
watcher.active = false;
reify(watcher, EventMask(Event.accept), EventMask(Event.none));
}
reify(watcher, EventMask(Event.accept), EventMask(Event.none));
}
/**
* Should be called if the backend configuration changes.
*
* Params:
* watcher = Watcher.
* oldEvents = The events were already set.
* events = The events should be set.
*
* Returns: $(D_KEYWORD true) if the operation was successful.
*/
abstract protected bool reify(SocketWatcher watcher,
EventMask oldEvents,
EventMask events) @nogc;
/**
* Should be called if the backend configuration changes.
*
* Params:
* watcher = Watcher.
* oldEvents = The events were already set.
* events = The events should be set.
*
* Returns: $(D_KEYWORD true) if the operation was successful.
*/
abstract protected bool reify(SocketWatcher watcher,
EventMask oldEvents,
EventMask events) @nogc;
/**
* Returns: The blocking time.
*/
protected @property inout(Duration) blockTime()
inout @safe pure nothrow @nogc
{
// Don't block if we have to do.
return pendings.empty ? blockTime_ : Duration.zero;
}
/**
* Returns: The blocking time.
*/
protected @property inout(Duration) blockTime()
inout @safe pure nothrow @nogc
{
// Don't block if we have to do.
return pendings.empty ? blockTime_ : Duration.zero;
}
/**
* Sets the blocking time for IO watchers.
*
* Params:
* blockTime = The blocking time. Cannot be larger than
* $(D_PSYMBOL maxBlockTime).
*/
protected @property void blockTime(in Duration blockTime) @safe pure nothrow @nogc
in
{
assert(blockTime <= 1.dur!"hours", "Too long to wait.");
assert(!blockTime.isNegative);
}
body
{
blockTime_ = blockTime;
}
/**
* Sets the blocking time for IO watchers.
*
* Params:
* blockTime = The blocking time. Cannot be larger than
* $(D_PSYMBOL maxBlockTime).
*/
protected @property void blockTime(in Duration blockTime) @safe pure nothrow @nogc
in
{
assert(blockTime <= 1.dur!"hours", "Too long to wait.");
assert(!blockTime.isNegative);
}
body
{
blockTime_ = blockTime;
}
/**
* Does the actual polling.
*/
abstract protected void poll() @nogc;
/**
* Does the actual polling.
*/
abstract protected void poll() @nogc;
/// Maximal block time.
protected Duration blockTime_ = 1.dur!"minutes";
/// Maximal block time.
protected Duration blockTime_ = 1.dur!"minutes";
}
/**
@ -280,17 +280,17 @@ abstract class Loop
*/
class BadLoopException : Exception
{
/**
* Params:
* file = The file where the exception occurred.
* line = The line number where the exception occurred.
* next = The previous exception in the chain of exceptions, if any.
*/
this(string file = __FILE__, size_t line = __LINE__, Throwable next = null)
pure nothrow const @safe @nogc
{
super("Event loop cannot be initialized.", file, line, next);
}
/**
* Params:
* file = The file where the exception occurred.
* line = The line number where the exception occurred.
* next = The previous exception in the chain of exceptions, if any.
*/
this(string file = __FILE__, size_t line = __LINE__, Throwable next = null)
pure nothrow const @safe @nogc
{
super("Event loop cannot be initialized.", file, line, next);
}
}
/**
@ -302,24 +302,24 @@ class BadLoopException : Exception
*/
@property Loop defaultLoop() @nogc
{
if (defaultLoop_ !is null)
{
return defaultLoop_;
}
version (Epoll)
{
defaultLoop_ = MmapPool.instance.make!EpollLoop;
}
else version (IOCP)
{
defaultLoop_ = MmapPool.instance.make!IOCPLoop;
}
else version (Kqueue)
{
import tanya.async.event.kqueue;
defaultLoop_ = MmapPool.instance.make!KqueueLoop;
}
return defaultLoop_;
if (defaultLoop_ !is null)
{
return defaultLoop_;
}
version (Epoll)
{
defaultLoop_ = MmapPool.instance.make!EpollLoop;
}
else version (IOCP)
{
defaultLoop_ = MmapPool.instance.make!IOCPLoop;
}
else version (Kqueue)
{
import tanya.async.event.kqueue;
defaultLoop_ = MmapPool.instance.make!KqueueLoop;
}
return defaultLoop_;
}
/**
@ -331,16 +331,16 @@ class BadLoopException : Exception
* your implementation to this property.
*
* Params:
* loop = The event loop.
* loop = The event loop.
*/
@property void defaultLoop(Loop loop) @nogc
in
{
assert(loop !is null);
assert(loop !is null);
}
body
{
defaultLoop_ = loop;
defaultLoop_ = loop;
}
private Loop defaultLoop_;

40
source/tanya/async/protocol.d
View File

@ -18,28 +18,28 @@ import tanya.async.transport;
*/
interface Protocol
{
/**
* Params:
* data = Read data.
*/
void received(in ubyte[] data) @nogc;
/**
* Params:
* data = Read data.
*/
void received(in ubyte[] data) @nogc;
/**
* Called when a connection is made.
*
* Params:
* transport = Protocol transport.
*/
void connected(DuplexTransport transport) @nogc;
/**
* Called when a connection is made.
*
* Params:
* transport = Protocol transport.
*/
void connected(DuplexTransport transport) @nogc;
/**
* Called when a connection is lost.
*
* Params:
* exception = $(D_PSYMBOL Exception) if an error caused
* the disconnect, $(D_KEYWORD null) otherwise.
*/
void disconnected(SocketException exception) @nogc;
/**
* Called when a connection is lost.
*
* Params:
* exception = $(D_PSYMBOL Exception) if an error caused
* the disconnect, $(D_KEYWORD null) otherwise.
*/
void disconnected(SocketException exception) @nogc;
}
/**

94
source/tanya/async/transport.d
View File

@ -32,13 +32,13 @@ interface ReadTransport : Transport
*/
interface WriteTransport : Transport
{
/**
* Write some data to the transport.
*
* Params:
* data = Data to send.
*/
void write(ubyte[] data) @nogc;
/**
* Write some data to the transport.
*
* Params:
* data = Data to send.
*/
void write(ubyte[] data) @nogc;
}
/**
@ -46,46 +46,46 @@ interface WriteTransport : Transport
*/
interface DuplexTransport : ReadTransport, WriteTransport
{
/**
* Returns: Application protocol.
*
* Postcondition: $(D_INLINECODE protocol !is null)
*/
@property Protocol protocol() pure nothrow @safe @nogc
out (protocol)
{
assert(protocol !is null);
}
/**
* Returns: Application protocol.
*
* Postcondition: $(D_INLINECODE protocol !is null)
*/
@property Protocol protocol() pure nothrow @safe @nogc
out (protocol)
{
assert(protocol !is null);
}
/**
* Switches the protocol.
*
* The protocol is deallocated by the event loop, it should currently be
* allocated with $(D_PSYMBOL MmapPool).
*
* Params:
* protocol = Application protocol.
*
* Precondition: $(D_INLINECODE protocol !is null)
*/
@property void protocol(Protocol protocol) pure nothrow @safe @nogc
in
{
assert(protocol !is null);
}
/**
* Switches the protocol.
*
* The protocol is deallocated by the event loop, it should currently be
* allocated with $(D_PSYMBOL MmapPool).
*
* Params:
* protocol = Application protocol.
*
* Precondition: $(D_INLINECODE protocol !is null)
*/
@property void protocol(Protocol protocol) pure nothrow @safe @nogc
in
{
assert(protocol !is null);
}
/**
* Returns $(D_PARAM true) if the transport is closing or closed.
*/
bool isClosing() const pure nothrow @safe @nogc;
/**
* Returns $(D_PARAM true) if the transport is closing or closed.
*/
bool isClosing() const pure nothrow @safe @nogc;
/**
* Close the transport.
*
* Buffered data will be flushed. No more data will be received.
*/
void close() @nogc;
/**
* Close the transport.
*
* Buffered data will be flushed. No more data will be received.
*/
void close() @nogc;
}
/**
@ -93,8 +93,8 @@ interface DuplexTransport : ReadTransport, WriteTransport
*/
interface SocketTransport : Transport
{
/**
* Returns: Socket.
*/
@property Socket socket() pure nothrow @safe @nogc;
/**
* Returns: Socket.
*/
@property Socket socket() pure nothrow @safe @nogc;
}

132
source/tanya/async/watcher.d
View File

@ -27,13 +27,13 @@ import tanya.network.socket;
*/
abstract class Watcher
{
/// Whether the watcher is active.
bool active;
/// Whether the watcher is active.
bool active;
/**
* Invoke some action on event.
*/
void invoke() @nogc;
/**
* Invoke some action on event.
*/
void invoke() @nogc;
}
/**
@ -41,32 +41,32 @@ abstract class Watcher
*/
abstract class SocketWatcher : Watcher
{
/// Watched socket.
protected Socket socket_;
/// Watched socket.
protected Socket socket_;
/**
* Params:
* socket = Socket.
*
* Precondition: $(D_INLINECODE socket !is null)
*/
this(Socket socket) pure nothrow @safe @nogc
in
{
assert(socket !is null);
}
body
{
socket_ = socket;
}
/**
* Params:
* socket = Socket.
*
* Precondition: $(D_INLINECODE socket !is null)
*/
this(Socket socket) pure nothrow @safe @nogc
in
{
assert(socket !is null);
}
body
{
socket_ = socket;
}
/**
* Returns: Socket.
*/
@property Socket socket() pure nothrow @safe @nogc
{
return socket_;
}
/**
* Returns: Socket.
*/
@property Socket socket() pure nothrow @safe @nogc
{
return socket_;
}
}
/**
@ -74,44 +74,44 @@ abstract class SocketWatcher : Watcher
*/
class ConnectionWatcher : SocketWatcher
{
/// Incoming connection queue.
Queue!DuplexTransport incoming;
/// Incoming connection queue.
Queue!DuplexTransport incoming;
private Protocol delegate() @nogc protocolFactory;
private Protocol delegate() @nogc protocolFactory;
/**
* Params:
* socket = Socket.
*/
this(Socket socket) @nogc
{
super(socket);
incoming = Queue!DuplexTransport(MmapPool.instance);
}
/**
* Params:
* socket = Socket.
*/
this(Socket socket) @nogc
{
super(socket);
incoming = Queue!DuplexTransport(MmapPool.instance);
}
/**
* Params:
* P = Protocol should be used.
*/
void setProtocol(P : Protocol)() @nogc
{
this.protocolFactory = () @nogc => cast(Protocol) MmapPool.instance.make!P;
}
/**
* Params:
* P = Protocol should be used.
*/
void setProtocol(P : Protocol)() @nogc
{
this.protocolFactory = () @nogc => cast(Protocol) MmapPool.instance.make!P;
}
/**
* Invokes new connection callback.
*/
override void invoke() @nogc
in
{
assert(protocolFactory !is null, "Protocol isn't set.");
}
body
{
foreach (transport; incoming)
{
transport.protocol = protocolFactory();
transport.protocol.connected(transport);
}
}
/**
* Invokes new connection callback.
*/
override void invoke() @nogc
in
{
assert(protocolFactory !is null, "Protocol isn't set.");
}
body
{
foreach (transport; incoming)
{
transport.protocol = protocolFactory();
transport.protocol.connected(transport);
}
}
}

1646
source/tanya/container/array.d Normal file
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File diff suppressed because it is too large Load Diff

2
source/tanya/container/package.d
View File

@ -12,8 +12,8 @@
*/
module tanya.container;
public import tanya.container.array;
public import tanya.container.buffer;
public import tanya.container.list;
public import tanya.container.string;
public import tanya.container.vector;
public import tanya.container.queue;

1631
source/tanya/container/vector.d
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File diff suppressed because it is too large Load Diff

38
source/tanya/math/mp.d
View File

@ -16,7 +16,7 @@ import std.algorithm;
import std.ascii;
import std.range;
import std.traits;
import tanya.container.vector;
import tanya.container.array;
import tanya.memory;
/**
@ -1444,26 +1444,26 @@ struct Integer
/**
* Returns: Two's complement representation of the integer.
*/
Vector!ubyte toVector() const nothrow @safe @nogc
out (vector)
Array!ubyte toArray() const nothrow @safe @nogc
out (array)
{
assert(vector.length == length);
assert(array.length == length);
}
body
{
Vector!ubyte vector;
Array!ubyte array;
if (this.size == 0)
{
return vector;
return array;
}
const bc = countBits();
const remainingBits = bc & 0x07;
vector.reserve(bc / 8);
array.reserve(bc / 8);
if (remainingBits == 0)
{
vector.insertBack(ubyte.init);
array.insertBack(ubyte.init);
}
@ -1486,14 +1486,14 @@ struct Integer
do
{
vector.insertBack(cast(ubyte) (tmp.rep[0] & 0xff));
array.insertBack(cast(ubyte) (tmp.rep[0] & 0xff));
tmp >>= 8;
}
while (tmp != 0);
vector[].reverse();
array[].reverse();
return vector;
return array;
}
///
@ -1503,15 +1503,15 @@ struct Integer
auto integer = Integer(0x66778899aabbddee);
ubyte[8] expected = [ 0x66, 0x77, 0x88, 0x99, 0xaa, 0xbb, 0xdd, 0xee ];
auto vector = integer.toVector();
assert(equal(vector[], expected[]));
auto array = integer.toArray();
assert(equal(array[], expected[]));
}
{
auto integer = Integer(0x03);
ubyte[1] expected = [ 0x03 ];
auto vector = integer.toVector();
assert(equal(vector[], expected[]));
auto array = integer.toArray();
assert(equal(array[], expected[]));
}
{
ubyte[63] expected = [
@ -1526,8 +1526,8 @@ struct Integer
];
auto integer = Integer(Sign.positive, expected[]);
auto vector = integer.toVector();
assert(equal(vector[], expected[]));
auto array = integer.toArray();
assert(equal(array[], expected[]));
}
{
ubyte[14] expected = [
@ -1536,8 +1536,8 @@ struct Integer
];
auto integer = Integer(Sign.positive, expected[]);
auto vector = integer.toVector();
assert(equal(vector[], expected[]));
auto array = integer.toArray();
assert(equal(array[], expected[]));
}
}