bsd/kern/kern_aio.c

543 		/* the aiocb causes unspecified results.  We return EBADF in */
758  * held for async IO call associated with the given aiocb pointer.
957 			(aiocbp == USER_ADDR_NULL && fd == entryp->aiocb.aio_fildes) ) {
1273 	/* copyin our aiocb pointers from list */
1425 	if (entryp->aiocb.aio_reqprio < 0)
1426 		entryp->aiocb.aio_reqprio = 0;
1427 	if (entryp->aiocb.aio_reqprio > 0) {
1428 		entryp->priority -= entryp->aiocb.aio_reqprio;
1451  * The caller gets error and return status for each aiocb in the list
1568 			entryp->aiocb.aio_sigevent = aiosigev;
1878 			do_munge_aiocb_user64_to_user(&aiocb64, &entryp->aiocb);
1885 			do_munge_aiocb_user32_to_user( &aiocb32, &entryp->aiocb );
1897 	/* do some more validation on the aiocb and embedded file descriptor */
2022 	if ( entryp->aiocb.aio_lio_opcode == LIO_NOP ) {
2071  * validate the aiocb passed in by one of the aio syscalls.
2083 		if ( entryp->aiocb.aio_lio_opcode == LIO_READ )
2085 		else if ( entryp->aiocb.aio_lio_opcode == LIO_WRITE )
2087 		else if ( entryp->aiocb.aio_lio_opcode == LIO_NOP )
2099 		if ( entryp->aiocb.aio_nbytes > INT_MAX		||
2100 			 entryp->aiocb.aio_buf == USER_ADDR_NULL ||
2101 			 entryp->aiocb.aio_offset < 0 )
2106 	 * validate aiocb.aio_sigevent.  at this point we only support
2112 	switch ( entryp->aiocb.aio_sigevent.sigev_notify ) {
2118 		signum = entryp->aiocb.aio_sigevent.sigev_signo;
2140 	result = fp_lookup( entryp->procp, entryp->aiocb.aio_fildes, &fp , 1);
2152 		fp_drop(entryp->procp, entryp->aiocb.aio_fildes, fp , 1);
2232 	if ( entryp->aiocb.aio_sigevent.sigev_notify == SIGEV_SIGNAL &&
2251 				 entryp->aiocb.aio_sigevent.sigev_signo, 0, 0 );
2253 			psignal( entryp->procp, entryp->aiocb.aio_sigevent.sigev_signo );
2304 		active_requests = aio_proc_active_requests_for_file( entryp->procp, entryp->aiocb.aio_fildes);
2348 	if ( (error = fp_lookup(entryp->procp, entryp->aiocb.aio_fildes, &fp , 0)) )
2351 		fp_drop(entryp->procp, entryp->aiocb.aio_fildes, fp, 0);
2363 				entryp->aiocb.aio_buf,
2364 				entryp->aiocb.aio_nbytes,
2365 				entryp->aiocb.aio_offset, FOF_OFFSET,
2367 	fp_drop(entryp->procp, entryp->aiocb.aio_fildes, fp, 0);
2384 	if ( (error = fp_lookup(entryp->procp, entryp->aiocb.aio_fildes, &fp , 0)) )
2387 		fp_drop(entryp->procp, entryp->aiocb.aio_fildes, fp, 0);
2406 				entryp->aiocb.aio_buf,
2407 				entryp->aiocb.aio_nbytes,
2408 				entryp->aiocb.aio_offset,
2412 	fp_drop(entryp->procp, entryp->aiocb.aio_fildes, fp, 0);
2439 		if (entryp->aiocb.aio_fildes == fd) {
2480 	error = fp_getfvp( entryp->procp, entryp->aiocb.aio_fildes, &fp, &vp);
2483 		        fp_drop(entryp->procp, entryp->aiocb.aio_fildes, fp, 0);
2494 		fp_drop(entryp->procp, entryp->aiocb.aio_fildes, fp, 0);
2624  * In the case of an aiocb from a
2627  * aiocb (in our case that is a user_aiocb)