bsd/kern/kern_event.c

148 static int kevent_copyin(user_addr_t *addrp, struct kevent64_s *kevp,
150 static int kevent_copyout(struct kevent64_s *kevp, user_addr_t *addrp,
152 char * kevent_description(struct kevent64_s *kevp, char *s, size_t n);
154 static int kevent_callback(struct kqueue *kq, struct kevent64_s *kevp,
1304 kevent_copyin(user_addr_t *addrp, struct kevent64_s *kevp, struct proc *p,
1312 		error = copyin(*addrp, (caddr_t)kevp, advance);
1315 		bzero(kevp, sizeof (struct kevent64_s));
1321 		kevp->ident = kev64.ident;
1322 		kevp->filter = kev64.filter;
1323 		kevp->flags = kev64.flags;
1324 		kevp->fflags = kev64.fflags;
1325 		kevp->data = kev64.data;
1326 		kevp->udata = kev64.udata;
1329 		bzero(kevp, sizeof (struct kevent64_s));
1335 		kevp->ident = (uintptr_t)kev32.ident;
1336 		kevp->filter = kev32.filter;
1337 		kevp->flags = kev32.flags;
1338 		kevp->fflags = kev32.fflags;
1339 		kevp->data = (intptr_t)kev32.data;
1340 		kevp->udata = CAST_USER_ADDR_T(kev32.udata);
1348 kevent_copyout(struct kevent64_s *kevp, user_addr_t *addrp, struct proc *p,
1356 		error = copyout((caddr_t)kevp, *addrp, advance);
1364 		kev64.ident = (kevp->ident == (uintptr_t)-1) ?
1365 		    (uint64_t)-1LL : (uint64_t)kevp->ident;
1367 		kev64.filter = kevp->filter;
1368 		kev64.flags = kevp->flags;
1369 		kev64.fflags = kevp->fflags;
1370 		kev64.data = (int64_t) kevp->data;
1371 		kev64.udata = kevp->udata;
1377 		kev32.ident = (uint32_t)kevp->ident;
1378 		kev32.filter = kevp->filter;
1379 		kev32.flags = kevp->flags;
1380 		kev32.fflags = kevp->fflags;
1381 		kev32.data = (int32_t)kevp->data;
1382 		kev32.udata = kevp->udata;
1568 kevent_callback(__unused struct kqueue *kq, struct kevent64_s *kevp,
1583 	error = kevent_copyout(kevp, &cont_args->eventlist, current_proc(),
1602 kevent_description(struct kevent64_s *kevp, char *s, size_t n)
1607 	    kevp->ident,
1608 	    kevp->filter,
1609 	    kevp->flags,
1610 	    kevp->fflags,
1611 	    kevp->data,
1612 	    kevp->udata,
1613 	    kevp->ext[0],
1614 	    kevp->ext[1]);