1 /* $NetBSD: netbsd32_select.c,v 1.7 2005/07/09 22:40:13 cube Exp $ */ 2 3 /* 4 * Copyright (c) 1998, 2001 Matthew R. Green 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 23 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31 #include <sys/cdefs.h> 32 __KERNEL_RCSID(0, "$NetBSD: netbsd32_select.c,v 1.7 2005/07/09 22:40:13 cube Exp $"); 33 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/malloc.h> 37 #include <sys/mount.h> 38 #include <sys/time.h> 39 #include <sys/vnode.h> 40 #include <sys/file.h> 41 #include <sys/filedesc.h> 42 #include <sys/poll.h> 43 #include <sys/select.h> 44 45 #include <sys/proc.h> 46 47 #include <net/if.h> 48 49 #include <compat/netbsd32/netbsd32.h> 50 #include <compat/netbsd32/netbsd32_syscall.h> 51 #include <compat/netbsd32/netbsd32_syscallargs.h> 52 #include <compat/netbsd32/netbsd32_conv.h> 53 54 int 55 netbsd32_select(struct lwp *l, void *v, register_t *retval) 56 { 57 struct netbsd32_select_args /* { 58 syscallarg(int) nd; 59 syscallarg(netbsd32_fd_setp_t) in; 60 syscallarg(netbsd32_fd_setp_t) ou; 61 syscallarg(netbsd32_fd_setp_t) ex; 62 syscallarg(netbsd32_timevalp_t) tv; 63 } */ *uap = v; 64 int error; 65 struct netbsd32_timeval tv32; 66 struct timeval atv, *tv = NULL; 67 68 if (SCARG(uap, tv)) { 69 if ((error = copyin(NETBSD32PTR64(SCARG(uap, tv)), 70 (caddr_t)&tv32, sizeof(tv32))) != 0) 71 return error; 72 netbsd32_to_timeval(&tv32, &atv); 73 tv = &atv; 74 } 75 76 return selcommon(l, retval, SCARG(uap, nd), NETBSD32PTR64(SCARG(uap, in)), 77 NETBSD32PTR64(SCARG(uap, ou)), NETBSD32PTR64(SCARG(uap, ex)), tv, 78 NULL); 79 } 80 81 int 82 netbsd32_pselect(l, v, retval) 83 struct lwp *l; 84 void *v; 85 register_t *retval; 86 { 87 struct netbsd32_pselect_args /* { 88 syscallarg(int) nd; 89 syscallarg(netbsd32_fd_setp_t) in; 90 syscallarg(netbsd32_fd_setp_t) ou; 91 syscallarg(netbsd32_fd_setp_t) ex; 92 syscallarg(const netbsd32_timespecp_t) ts; 93 syscallarg(const netbsd32_sigsetp_t) mask; 94 } */ *uap = v; 95 int error; 96 struct netbsd32_timespec ts32; 97 struct timespec ts; 98 struct timeval atv, *tv = NULL; 99 sigset_t amask, *mask = NULL; 100 101 if (SCARG(uap, ts)) { 102 if ((error = copyin(NETBSD32PTR64(SCARG(uap, ts)), 103 (caddr_t)&ts32, sizeof(ts32))) != 0) 104 return error; 105 netbsd32_to_timespec(&ts32, &ts); 106 atv.tv_sec = ts.tv_sec; 107 atv.tv_usec = ts.tv_nsec / 1000; 108 tv = &atv; 109 } 110 if (SCARG(uap, mask)) { 111 if ((error = copyin(NETBSD32PTR64(SCARG(uap, mask)), 112 (caddr_t)&amask, sizeof(amask))) != 0) 113 return error; 114 mask = &amask; 115 } 116 117 return selcommon(l, retval, SCARG(uap, nd), NETBSD32PTR64(SCARG(uap, in)), 118 NETBSD32PTR64(SCARG(uap, ou)), NETBSD32PTR64(SCARG(uap, ex)), tv, 119 mask); 120 } 121 122 int 123 netbsd32_pollts(l, v, retval) 124 struct lwp *l; 125 void *v; 126 register_t *retval; 127 { 128 struct netbsd32_pollts_args /* { 129 syscallarg(struct netbsd32_pollfdp_t) fds; 130 syscallarg(u_int) nfds; 131 syscallarg(const netbsd32_timespecp_t) ts; 132 syscallarg(const netbsd32_sigsetp_t) mask; 133 } */ *uap = v; 134 int error; 135 struct netbsd32_timespec ts32; 136 struct timespec ts; 137 struct timeval atv, *tv = NULL; 138 sigset_t amask, *mask = NULL; 139 140 if (SCARG(uap, ts)) { 141 if ((error = copyin(NETBSD32PTR64(SCARG(uap, ts)), 142 (caddr_t)&ts32, sizeof(ts32))) != 0) 143 return error; 144 netbsd32_to_timespec(&ts32, &ts); 145 atv.tv_sec = ts.tv_sec; 146 atv.tv_usec = ts.tv_nsec / 1000; 147 tv = &atv; 148 } 149 if (SCARG(uap, mask)) { 150 if ((error = copyin(NETBSD32PTR64(SCARG(uap, mask)), 151 (caddr_t)&amask, sizeof(amask))) != 0) 152 return error; 153 mask = &amask; 154 } 155 156 return pollcommon(l, retval, NETBSD32PTR64(SCARG(uap, fds)), 157 SCARG(uap, nfds), tv, mask); 158 } 159