Mirror of :pserver:cvs@cvs.fefe.de:/cvs libowfat https://www.fefe.de/libowfat/
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#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include "io_internal.h"
#ifdef HAVE_KQUEUE
#include <sys/types.h>
#include <sys/event.h>
#include <sys/time.h>
#endif
#ifdef HAVE_EPOLL
#include <inttypes.h>
#include <sys/epoll.h>
#include <byte.h>
#endif
#ifdef HAVE_DEVPOLL
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/devpoll.h>
#endif
#ifdef DEBUG
#include <assert.h>
#else
#define assert(x)
#endif
void io_dontwantread_really(int64 d, io_entry* e) {
int newfd;
(void)d;
assert(e->kernelwantread);
newfd=!e->kernelwantwrite;
io_wanted_fds-=newfd;
#ifdef HAVE_KQUEUE
if (io_waitmode==KQUEUE) {
struct kevent kev;
struct timespec ts;
EV_SET(&kev, d, EVFILT_READ, EV_DELETE, 0, 0, 0);
ts.tv_sec=0; ts.tv_nsec=0;
kevent(io_master,&kev,1,0,0,&ts);
}
#endif
#ifdef HAVE_DEVPOLL
if (io_waitmode==DEVPOLL) {
struct pollfd x;
x.fd=d;
x.events=0;
if (e->kernelwantwrite) x.events|=POLLOUT;
if (!x.events) x.events=POLLREMOVE;
write(io_master,&x,sizeof(x));
}
#endif
e->wantread=0;
e->kernelwantread=0;
}
void io_dontwantread(int64 d) {
io_entry* e=iarray_get(&io_fds,d);
if (e) {
if (e->canread)
io_dontwantread_really(d,e);
e->wantread=0;
}
}