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#import "OFDate.h"
#import "autorelease.h"
#import "macros.h"
static OFRunLoop *mainRunLoop = nil;
@interface OFRunLoop_ReadQueueItem: OFObject
@interface OFRunLoop_QueueItem: OFObject
{
@public
void *buffer;
size_t length;
id target;
SEL selector;
of_stream_async_read_block_t block;
of_stream_async_read_block_t _block;
#endif
void *_buffer;
size_t _length;
}
@end
@interface OFRunLoop_ExactReadQueueItem: OFObject
@interface OFRunLoop_ExactReadQueueItem: OFRunLoop_QueueItem
{
@public
void *buffer;
size_t exactLength, readLength;
id target;
SEL selector;
of_stream_async_read_block_t block;
of_stream_async_read_block_t _block;
#endif
void *_buffer;
size_t _exactLength, _readLength;
}
@end
@interface OFRunLoop_ReadLineQueueItem: OFObject
@interface OFRunLoop_ReadLineQueueItem: OFRunLoop_QueueItem
{
@public
of_string_encoding_t encoding;
id target;
SEL selector;
of_stream_async_read_line_block_t block;
of_stream_async_read_line_block_t _block;
#endif
of_string_encoding_t _encoding;
}
@end
@interface OFRunLoop_AcceptQueueItem: OFObject
@interface OFRunLoop_AcceptQueueItem: OFRunLoop_QueueItem
{
@public
id target;
SEL selector;
of_tcpsocket_async_accept_block_t block;
of_tcpsocket_async_accept_block_t _block;
#endif
}
@end
@implementation OFRunLoop_QueueItem
- (void)dealloc
{
[_target release];
[super dealloc];
}
@end
@implementation OFRunLoop_ReadQueueItem
#ifdef OF_HAVE_BLOCKS
- (void)dealloc
{
[target release];
#ifdef OF_HAVE_BLOCKS
[block release];
#endif
[target release];
#ifdef OF_HAVE_BLOCKS
[block release];
#endif
[target release];
#ifdef OF_HAVE_BLOCKS
[block release];
#endif
[target release];
#ifdef OF_HAVE_BLOCKS
[block release];
#endif
|
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|
{
mainRunLoop = [runLoop retain];
}
#define ADD(type, code) \
void *pool = objc_autoreleasePoolPush(); \
OFRunLoop *runLoop = [self currentRunLoop]; \
OFList *queue = [runLoop->readQueues objectForKey: stream]; \
OFList *queue = [runLoop->_readQueues objectForKey: stream]; \
type *queueItem; \
\
if (queue == nil) { \
queue = [OFList list]; \
[runLoop->readQueues setObject: queue \
forKey: stream]; \
[runLoop->_readQueues setObject: queue \
forKey: stream]; \
} \
\
if ([queue count] == 0) \
[runLoop->streamObserver addStreamForReading: stream]; \
[runLoop->_streamObserver addStreamForReading: stream]; \
\
queueItem = [[[type alloc] init] autorelease]; \
code \
[queue appendObject: queueItem]; \
\
objc_autoreleasePoolPop(pool);
+ (void)OF_addAsyncReadForStream: (OFStream*)stream
buffer: (void*)buffer
length: (size_t)length
target: (id)target
selector: (SEL)selector
{
ADD(OFRunLoop_ReadQueueItem, {
queueItem->buffer = buffer;
queueItem->length = length;
queueItem->target = [target retain];
queueItem->selector = selector;
queueItem->_target = [target retain];
queueItem->_selector = selector;
queueItem->_buffer = buffer;
queueItem->_length = length;
})
}
+ (void)OF_addAsyncReadForStream: (OFStream*)stream
buffer: (void*)buffer
exactLength: (size_t)exactLength
target: (id)target
selector: (SEL)selector
{
ADD(OFRunLoop_ExactReadQueueItem, {
queueItem->buffer = buffer;
queueItem->exactLength = exactLength;
queueItem->target = [target retain];
queueItem->selector = selector;
queueItem->_target = [target retain];
queueItem->_selector = selector;
queueItem->_buffer = buffer;
queueItem->_exactLength = exactLength;
})
}
+ (void)OF_addAsyncReadLineForStream: (OFStream*)stream
encoding: (of_string_encoding_t)encoding
target: (id)target
selector: (SEL)selector
{
ADD(OFRunLoop_ReadLineQueueItem, {
queueItem->encoding = encoding;
queueItem->target = [target retain];
queueItem->selector = selector;
queueItem->target = [target retain];
queueItem->selector = selector;
queueItem->_target = [target retain];
queueItem->_selector = selector;
})
}
#ifdef OF_HAVE_BLOCKS
+ (void)OF_addAsyncReadForStream: (OFStream*)stream
buffer: (void*)buffer
length: (size_t)length
block: (of_stream_async_read_block_t)block
{
ADD(OFRunLoop_ReadQueueItem, {
queueItem->_block = [block copy];
queueItem->buffer = buffer;
queueItem->length = length;
queueItem->_buffer = buffer;
queueItem->_length = length;
queueItem->block = [block copy];
queueItem->buffer = buffer;
queueItem->exactLength = exactLength;
queueItem->_buffer = buffer;
queueItem->_exactLength = exactLength;
queueItem->block = [block copy];
queueItem->encoding = encoding;
queueItem->block = [block copy];
queueItem->_block = [block copy];
queueItem->_encoding = encoding;
})
}
+ (void)OF_addAsyncAcceptForTCPSocket: (OFTCPSocket*)stream
block: (of_tcpsocket_async_accept_block_t)block
{
ADD(OFRunLoop_AcceptQueueItem, {
queueItem->block = [block copy];
queueItem->_block = [block copy];
})
}
#endif
#undef ADD
+ (void)OF_cancelAsyncRequestsForStream: (OFStream*)stream
{
void *pool = objc_autoreleasePoolPush();
OFRunLoop *runLoop = [self currentRunLoop];
OFList *queue;
if ((queue = [runLoop->readQueues objectForKey: stream]) != nil) {
if ((queue = [runLoop->_readQueues objectForKey: stream]) != nil) {
assert([queue count] > 0);
[runLoop->streamObserver removeStreamForReading: stream];
[runLoop->readQueues removeObjectForKey: stream];
[runLoop->_streamObserver removeStreamForReading: stream];
[runLoop->_readQueues removeObjectForKey: stream];
}
objc_autoreleasePoolPop(pool);
}
- init
{
self = [super init];
@try {
timersQueue = [[OFSortedList alloc] init];
_timersQueue = [[OFSortedList alloc] init];
#ifdef OF_HAVE_THREADS
timersQueueLock = [[OFMutex alloc] init];
_timersQueueLock = [[OFMutex alloc] init];
#endif
streamObserver = [[OFStreamObserver alloc] init];
[streamObserver setDelegate: self];
_streamObserver = [[OFStreamObserver alloc] init];
[_streamObserver setDelegate: self];
readQueues = [[OFMutableDictionary alloc] init];
_readQueues = [[OFMutableDictionary alloc] init];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
[timersQueue release];
[_timersQueue release];
#ifdef OF_HAVE_THREADS
[timersQueueLock release];
[_timersQueueLock release];
#endif
[streamObserver release];
[readQueues release];
[_streamObserver release];
[_readQueues release];
[super dealloc];
}
- (void)addTimer: (OFTimer*)timer
{
#ifdef OF_HAVE_THREADS
[timersQueueLock lock];
[_timersQueueLock lock];
@try {
#endif
[timersQueue insertObject: timer];
[_timersQueue insertObject: timer];
#ifdef OF_HAVE_THREADS
} @finally {
[timersQueueLock unlock];
[_timersQueueLock unlock];
}
#endif
[timer OF_setInRunLoop: self];
[streamObserver cancel];
[_streamObserver cancel];
}
- (void)OF_removeTimer: (OFTimer*)timer
{
#ifdef OF_HAVE_THREADS
[timersQueueLock lock];
[_timersQueueLock lock];
@try {
#endif
of_list_object_t *iter;
for (iter = [timersQueue firstListObject]; iter != NULL;
for (iter = [_timersQueue firstListObject]; iter != NULL;
iter = iter->next) {
if ([iter->object isEqual: timer]) {
[timersQueue removeListObject: iter];
[_timersQueue removeListObject: iter];
break;
}
}
#ifdef OF_HAVE_THREADS
} @finally {
[timersQueueLock unlock];
[_timersQueueLock unlock];
}
#endif
}
- (void)streamIsReadyForReading: (OFStream*)stream
{
OFList *queue = [readQueues objectForKey: stream];
OFList *queue = [_readQueues objectForKey: stream];
of_list_object_t *listObject;
OF_ENSURE(queue != nil);
listObject = [queue firstListObject];
if ([listObject->object isKindOfClass:
[OFRunLoop_ReadQueueItem class]]) {
OFRunLoop_ReadQueueItem *queueItem = listObject->object;
size_t length;
OFException *exception = nil;
@try {
length = [stream readIntoBuffer: queueItem->buffer
length: queueItem->length];
length = [stream readIntoBuffer: queueItem->_buffer
length: queueItem->_length];
} @catch (OFException *e) {
length = 0;
exception = e;
}
#ifdef OF_HAVE_BLOCKS
if (queueItem->block != NULL) {
if (!queueItem->block(stream, queueItem->buffer,
if (queueItem->_block != NULL) {
if (!queueItem->_block(stream, queueItem->_buffer,
length, exception)) {
[queue removeListObject: listObject];
if ([queue count] == 0) {
[streamObserver
[_streamObserver
removeStreamForReading: stream];
[_readQueues
[readQueues removeObjectForKey: stream];
removeObjectForKey: stream];
}
}
} else {
#endif
BOOL (*func)(id, SEL, OFStream*, void*, size_t,
OFException*) = (BOOL(*)(id, SEL, OFStream*, void*,
size_t, OFException*))
[queueItem->target methodForSelector:
queueItem->selector];
[queueItem->_target methodForSelector:
queueItem->_selector];
if (!func(queueItem->target, queueItem->selector,
stream, queueItem->buffer, length, exception)) {
if (!func(queueItem->_target, queueItem->_selector,
stream, queueItem->_buffer, length, exception)) {
[queue removeListObject: listObject];
if ([queue count] == 0) {
[streamObserver
[_streamObserver
removeStreamForReading: stream];
[_readQueues
[readQueues removeObjectForKey: stream];
removeObjectForKey: stream];
}
}
#ifdef OF_HAVE_BLOCKS
}
#endif
} else if ([listObject->object isKindOfClass:
[OFRunLoop_ExactReadQueueItem class]]) {
OFRunLoop_ExactReadQueueItem *queueItem = listObject->object;
size_t length;
OFException *exception = nil;
@try {
length = [stream
readIntoBuffer: (char*)queueItem->buffer +
queueItem->readLength
length: queueItem->exactLength -
queueItem->readLength];
readIntoBuffer: (char*)queueItem->_buffer +
queueItem->_readLength
length: queueItem->_exactLength -
queueItem->_readLength];
} @catch (OFException *e) {
length = 0;
exception = e;
}
queueItem->readLength += length;
if (queueItem->readLength == queueItem->exactLength ||
queueItem->_readLength += length;
if (queueItem->_readLength == queueItem->_exactLength ||
[stream isAtEndOfStream] || exception != nil) {
#ifdef OF_HAVE_BLOCKS
if (queueItem->block != NULL) {
if (queueItem->block(stream, queueItem->buffer,
queueItem->readLength, exception))
queueItem->readLength = 0;
if (queueItem->_block != NULL) {
if (queueItem->_block(stream,
queueItem->_buffer, queueItem->_readLength,
exception))
queueItem->_readLength = 0;
else {
[queue removeListObject: listObject];
if ([queue count] == 0) {
[streamObserver
[_streamObserver
removeStreamForReading:
stream];
[readQueues
[_readQueues
removeObjectForKey: stream];
}
}
} else {
#endif
BOOL (*func)(id, SEL, OFStream*, void*,
size_t, OFException*) = (BOOL(*)(id, SEL,
OFStream*, void*, size_t, OFException*))
[queueItem->target
methodForSelector: queueItem->selector];
[queueItem->_target
methodForSelector: queueItem->_selector];
if (func(queueItem->target,
queueItem->selector, stream,
queueItem->buffer, queueItem->readLength,
if (func(queueItem->_target,
queueItem->_selector, stream,
queueItem->_buffer, queueItem->_readLength,
exception))
queueItem->readLength = 0;
queueItem->_readLength = 0;
else {
[queue removeListObject: listObject];
if ([queue count] == 0) {
[streamObserver
[_streamObserver
removeStreamForReading:
stream];
[readQueues
[_readQueues
removeObjectForKey: stream];
}
}
#ifdef OF_HAVE_BLOCKS
}
#endif
}
} else if ([listObject->object isKindOfClass:
[OFRunLoop_ReadLineQueueItem class]]) {
OFRunLoop_ReadLineQueueItem *queueItem = listObject->object;
OFString *line;
OFException *exception = nil;
@try {
line = [stream
tryReadLineWithEncoding: queueItem->encoding];
tryReadLineWithEncoding: queueItem->_encoding];
} @catch (OFException *e) {
line = nil;
exception = e;
}
if (line != nil || [stream isAtEndOfStream] ||
exception != nil) {
#ifdef OF_HAVE_BLOCKS
if (queueItem->block != NULL) {
if (!queueItem->block(stream, line,
if (queueItem->_block != NULL) {
if (!queueItem->_block(stream, line,
exception)) {
[queue removeListObject: listObject];
if ([queue count] == 0) {
[streamObserver
[_streamObserver
removeStreamForReading:
stream];
[readQueues
[_readQueues
removeObjectForKey: stream];
}
}
} else {
#endif
BOOL (*func)(id, SEL, OFStream*, OFString*,
OFException*) = (BOOL(*)(id, SEL, OFStream*,
OFString*, OFException*))
[queueItem->target methodForSelector:
queueItem->selector];
[queueItem->_target methodForSelector:
queueItem->_selector];
if (!func(queueItem->target,
queueItem->selector, stream, line,
if (!func(queueItem->_target,
queueItem->_selector, stream, line,
exception)) {
[queue removeListObject: listObject];
if ([queue count] == 0) {
[streamObserver
[_streamObserver
removeStreamForReading:
stream];
[readQueues
[_readQueues
removeObjectForKey: stream];
}
}
#ifdef OF_HAVE_BLOCKS
}
#endif
}
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|
newSocket = [(OFTCPSocket*)stream accept];
} @catch (OFException *e) {
newSocket = nil;
exception = e;
}
#ifdef OF_HAVE_BLOCKS
if (queueItem->block != NULL) {
if (!queueItem->block((OFTCPSocket*)stream,
if (queueItem->_block != NULL) {
if (!queueItem->_block((OFTCPSocket*)stream,
newSocket, exception)) {
[queue removeListObject: listObject];
if ([queue count] == 0) {
[streamObserver
[_streamObserver
removeStreamForReading: stream];
[_readQueues
[readQueues removeObjectForKey: stream];
removeObjectForKey: stream];
}
}
} else {
#endif
BOOL (*func)(id, SEL, OFTCPSocket*, OFTCPSocket*,
OFException*) =
(BOOL(*)(id, SEL, OFTCPSocket*, OFTCPSocket*,
OFException*))
[queueItem->target methodForSelector:
queueItem->selector];
[queueItem->_target methodForSelector:
queueItem->_selector];
if (!func(queueItem->target, queueItem->selector,
if (!func(queueItem->_target, queueItem->_selector,
(OFTCPSocket*)stream, newSocket, exception)) {
[queue removeListObject: listObject];
if ([queue count] == 0) {
[streamObserver
[_streamObserver
removeStreamForReading: stream];
[_readQueues
[readQueues removeObjectForKey: stream];
removeObjectForKey: stream];
}
}
#ifdef OF_HAVE_BLOCKS
}
#endif
} else
OF_ENSURE(0);
}
- (void)run
{
running = YES;
_running = YES;
while (running) {
while (_running) {
void *pool = objc_autoreleasePoolPush();
OFDate *now = [OFDate date];
OFTimer *timer;
OFDate *nextTimer;
#ifdef OF_HAVE_THREADS
[timersQueueLock lock];
[_timersQueueLock lock];
@try {
#endif
of_list_object_t *listObject =
[timersQueue firstListObject];
[_timersQueue firstListObject];
if (listObject != NULL &&
[[listObject->object fireDate] compare: now] !=
OF_ORDERED_DESCENDING) {
timer =
[[listObject->object retain] autorelease];
[timersQueue removeListObject: listObject];
[_timersQueue removeListObject: listObject];
[timer OF_setInRunLoop: nil];
} else
timer = nil;
#ifdef OF_HAVE_THREADS
} @finally {
[timersQueueLock unlock];
[_timersQueueLock unlock];
}
#endif
if ([timer isValid])
[timer fire];
#ifdef OF_HAVE_THREADS
[timersQueueLock lock];
[_timersQueueLock lock];
@try {
#endif
nextTimer = [[timersQueue firstObject] fireDate];
nextTimer = [[_timersQueue firstObject] fireDate];
#ifdef OF_HAVE_THREADS
} @finally {
[timersQueueLock unlock];
[_timersQueueLock unlock];
}
#endif
/* Watch for stream events until the next timer is due */
if (nextTimer != nil) {
double timeout = [nextTimer timeIntervalSinceNow];
if (timeout > 0)
[streamObserver observeWithTimeout: timeout];
[_streamObserver observeWithTimeout: timeout];
} else {
/*
* No more timers: Just watch for streams until we get
* an event. If a timer is added by another thread, it
* cancels the observe.
*/
[streamObserver observe];
[_streamObserver observe];
}
objc_autoreleasePoolPop(pool);
}
}
- (void)stop
{
running = NO;
[streamObserver cancel];
_running = NO;
[_streamObserver cancel];
}
@end
|