1 /* $NetBSD: linux_oldselect.c,v 1.53 2003/01/18 08:04:38 thorpej Exp $ */ 2 3 /*- 4 * Copyright (c) 1995, 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Frank van der Linden and Eric Haszlakiewicz. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: linux_oldselect.c,v 1.53 2003/01/18 08:04:38 thorpej Exp $"); 41 42 #include <sys/param.h> 43 #include <sys/systm.h> 44 #include <sys/mount.h> 45 46 #include <sys/sa.h> 47 #include <sys/syscallargs.h> 48 49 #include <compat/linux/common/linux_types.h> 50 #include <compat/linux/common/linux_misc.h> 51 #include <compat/linux/common/linux_mmap.h> 52 #include <compat/linux/common/linux_signal.h> 53 #include <compat/linux/common/linux_oldselect.h> 54 55 #include <compat/linux/linux_syscallargs.h> 56 57 /* Used on: arm, i386, m68k */ 58 /* Not used on: alpha, mips, ppc, sparc, sparc64 */ 59 60 /* 61 * Not sure why the arguments to this older version of select() were put 62 * into a structure, because there are 5, and that can all be handled 63 * in registers on the i386 like Linux wants to. 64 */ 65 int 66 linux_sys_oldselect(l, v, retval) 67 struct lwp *l; 68 void *v; 69 register_t *retval; 70 { 71 struct linux_sys_oldselect_args /* { 72 syscallarg(struct linux_oldselect *) lsp; 73 } */ *uap = v; 74 struct linux_oldselect ls; 75 int error; 76 77 if ((error = copyin(SCARG(uap, lsp), &ls, sizeof(ls)))) 78 return error; 79 80 return linux_select1(l, retval, ls.nfds, ls.readfds, ls.writefds, 81 ls.exceptfds, ls.timeout); 82 } 83 84