bsd/kern/kern_event.c

140 static int kevent_copyin(user_addr_t *addrp, struct kevent64_s *kevp, struct proc *p, int iskev64);
141 static int kevent_copyout(struct kevent64_s *kevp, user_addr_t *addrp, struct proc *p, int iskev64);
142 char * kevent_description(struct kevent64_s *kevp, char *s, size_t n);
144 static int	kevent_callback(struct kqueue *kq, struct kevent64_s *kevp, void *data);
1195 kevent_copyin(user_addr_t *addrp, struct kevent64_s *kevp, struct proc *p, int iskev64)
1202 		error = copyin(*addrp, (caddr_t)kevp, advance);
1205 		bzero(kevp, sizeof(struct kevent64_s));
1211 		kevp->ident = kev64.ident;
1212 		kevp->filter = kev64.filter;
1213 		kevp->flags = kev64.flags;
1214 		kevp->fflags = kev64.fflags;
1215 		kevp->data = kev64.data;
1216 		kevp->udata = kev64.udata;
1219 		bzero(kevp, sizeof(struct kevent64_s));
1225 		kevp->ident = (uintptr_t)kev32.ident;
1226 		kevp->filter = kev32.filter;
1227 		kevp->flags = kev32.flags;
1228 		kevp->fflags = kev32.fflags;
1229 		kevp->data = (intptr_t)kev32.data;
1230 		kevp->udata = CAST_USER_ADDR_T(kev32.udata);
1238 kevent_copyout(struct kevent64_s *kevp, user_addr_t *addrp, struct proc *p, int iskev64)
1245 		error = copyout((caddr_t)kevp, *addrp, advance);
1253 		kev64.ident = (kevp->ident == (uintptr_t)-1) ?
1254 			   (uint64_t)-1LL : (uint64_t)kevp->ident;
1256 		kev64.filter = kevp->filter;
1257 		kev64.flags = kevp->flags;
1258 		kev64.fflags = kevp->fflags;
1259 		kev64.data = (int64_t) kevp->data;
1260 		kev64.udata = kevp->udata;
1266 		kev32.ident = (uint32_t)kevp->ident;
1267 		kev32.filter = kevp->filter;
1268 		kev32.flags = kevp->flags;
1269 		kev32.fflags = kevp->fflags;
1270 		kev32.data = (int32_t)kevp->data;
1271 		kev32.udata = kevp->udata;
1458 kevent_callback(__unused struct kqueue *kq, struct kevent64_s *kevp,
1473 	error = kevent_copyout(kevp, &cont_args->eventlist, current_proc(), iskev64);
1491 kevent_description(struct kevent64_s *kevp, char *s, size_t n)
1496                  kevp->ident,
1497                  kevp->filter,
1498                  kevp->flags,
1499                  kevp->fflags,
1500                  kevp->data,
1501                  kevp->udata,
1502 		 kevp->ext[0],
1503 		 kevp->ext[1]);