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#endif
@implementation OFSelectKernelEventObserver
- (instancetype)init
{
self = [super init];
@try {
#ifdef OF_AMIGAOS
_maxFD = 0;
_maxFD = 0;
#else
# ifndef OF_WINDOWS
if (_cancelFD[0] >= (int)FD_SETSIZE)
@throw [OFInitializationFailedException
exceptionWithClass: self.class];
if (_cancelFD[0] >= (int)FD_SETSIZE)
@throw [OFInitializationFailedException
exceptionWithClass: self.class];
# endif
FD_ZERO(&_readFDs);
FD_ZERO(&_writeFDs);
FD_SET(_cancelFD[0], &_readFDs);
FD_ZERO(&_readFDs);
FD_ZERO(&_writeFDs);
FD_SET(_cancelFD[0], &_readFDs);
if (_cancelFD[0] > INT_MAX)
@throw [OFOutOfRangeException exception];
if (_cancelFD[0] > INT_MAX)
@throw [OFOutOfRangeException exception];
_maxFD = (int)_cancelFD[0];
_maxFD = (int)_cancelFD[0];
#endif
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)addObjectForReading: (id <OFReadyForReadingObserving>)object
{
int fd = object.fileDescriptorForReading;
if (fd < 0 || fd > INT_MAX - 1)
if (fd < 0)
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: EBADF];
if (fd > INT_MAX - 1)
@throw [OFOutOfRangeException exception];
#ifndef OF_WINDOWS
if (fd >= (int)FD_SETSIZE)
@throw [OFOutOfRangeException exception];
#endif
if (fd > _maxFD)
_maxFD = fd;
FD_SET((of_socket_t)fd, &_readFDs);
[super addObjectForReading: object];
}
- (void)addObjectForWriting: (id <OFReadyForWritingObserving>)object
{
int fd = object.fileDescriptorForWriting;
if (fd < 0 || fd > INT_MAX - 1)
if (fd < 0)
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: EBADF];
if (fd > INT_MAX - 1)
@throw [OFOutOfRangeException exception];
#ifndef OF_WINDOWS
if (fd >= (int)FD_SETSIZE)
@throw [OFOutOfRangeException exception];
#endif
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- (void)removeObjectForReading: (id <OFReadyForReadingObserving>)object
{
/* TODO: Adjust _maxFD */
int fd = object.fileDescriptorForReading;
if (fd < 0)
@throw [OFOutOfRangeException exception];
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: EBADF];
#ifndef OF_WINDOWS
if (fd >= (int)FD_SETSIZE)
@throw [OFOutOfRangeException exception];
#endif
FD_CLR((of_socket_t)fd, &_readFDs);
[super removeObjectForReading: object];
}
- (void)removeObjectForWriting: (id <OFReadyForWritingObserving>)object
{
/* TODO: Adjust _maxFD */
int fd = object.fileDescriptorForWriting;
if (fd < 0)
@throw [OFOutOfRangeException exception];
@throw [OFObserveFailedException exceptionWithObserver: self
errNo: EBADF];
#ifndef OF_WINDOWS
if (fd >= (int)FD_SETSIZE)
@throw [OFOutOfRangeException exception];
#endif
FD_CLR((of_socket_t)fd, &_writeFDs);
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