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[super dealloc];
}
- (void)OF_addFileDescriptor: (int)fd
withEvents: (short)events
{
struct pollfd *FDsCArray = [FDs cArray];
struct pollfd *FDs_ = [FDs items];
size_t i, count = [FDs count];
BOOL found = NO;
for (i = 0; i < count; i++) {
if (FDsCArray[i].fd == fd) {
FDsCArray[i].events |= events;
if (FDs_[i].fd == fd) {
FDs_[i].events |= events;
found = YES;
break;
}
}
if (!found) {
struct pollfd p = { fd, events | POLLERR, 0 };
[FDs addItem: &p];
}
}
- (void)OF_removeFileDescriptor: (int)fd
withEvents: (short)events
{
struct pollfd *FDsCArray = [FDs cArray];
struct pollfd *FDs_ = [FDs items];
size_t i, nFDs = [FDs count];
for (i = 0; i < nFDs; i++) {
if (FDsCArray[i].fd == fd) {
FDsCArray[i].events &= ~events;
if (FDs_[i].fd == fd) {
FDs_[i].events &= ~events;
if ((FDsCArray[i].events & ~POLLERR) == 0)
if ((FDs_[i].events & ~POLLERR) == 0)
[FDs removeItemAtIndex: i];
break;
}
}
}
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[self OF_removeFileDescriptor: fd
withEvents: POLLOUT];
}
- (BOOL)observeWithTimeout: (double)timeout
{
void *pool = objc_autoreleasePoolPush();
struct pollfd *FDsCArray;
struct pollfd *FDs_;
size_t i, nFDs, realEvents = 0;
[self OF_processQueue];
if ([self OF_processCache]) {
objc_autoreleasePoolPop(pool);
return YES;
}
objc_autoreleasePoolPop(pool);
FDsCArray = [FDs cArray];
FDs_ = [FDs items];
nFDs = [FDs count];
#ifdef OPEN_MAX
if (nFDs > OPEN_MAX)
@throw [OFOutOfRangeException exceptionWithClass: [self class]];
#endif
if (poll(FDsCArray, (nfds_t)nFDs,
if (poll(FDs_, (nfds_t)nFDs,
(int)(timeout != -1 ? timeout * 1000 : -1)) < 1)
return NO;
for (i = 0; i < nFDs; i++) {
pool = objc_autoreleasePoolPush();
if (FDsCArray[i].revents & POLLIN) {
if (FDsCArray[i].fd == cancelFD[0]) {
if (FDs_[i].revents & POLLIN) {
if (FDs_[i].fd == cancelFD[0]) {
char buffer;
OF_ENSURE(read(cancelFD[0], &buffer, 1) > 0);
FDsCArray[i].revents = 0;
FDs_[i].revents = 0;
objc_autoreleasePoolPop(pool);
continue;
}
realEvents++;
[delegate streamIsReadyForReading:
FDToStream[FDsCArray[i].fd]];
FDToStream[FDs_[i].fd]];
}
if (FDsCArray[i].revents & POLLOUT) {
if (FDs_[i].revents & POLLOUT) {
realEvents++;
[delegate streamIsReadyForWriting:
FDToStream[FDsCArray[i].fd]];
FDToStream[FDs_[i].fd]];
}
if (FDsCArray[i].revents & POLLERR) {
if (FDs_[i].revents & POLLERR) {
realEvents++;
[delegate streamDidReceiveException:
FDToStream[FDsCArray[i].fd]];
FDToStream[FDs_[i].fd]];
}
FDsCArray[i].revents = 0;
FDs_[i].revents = 0;
objc_autoreleasePoolPop(pool);
}
if (realEvents == 0)
return NO;
return YES;
}
@end
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