1 /* $NetBSD: netbsd32_select.c,v 1.18 2009/11/11 09:48:51 rmind 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 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __KERNEL_RCSID(0, "$NetBSD: netbsd32_select.c,v 1.18 2009/11/11 09:48:51 rmind Exp $"); 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 #include <sys/malloc.h> 35 #include <sys/mount.h> 36 #include <sys/time.h> 37 #include <sys/vnode.h> 38 #include <sys/file.h> 39 #include <sys/filedesc.h> 40 #include <sys/poll.h> 41 #include <sys/select.h> 42 #include <sys/dirent.h> 43 44 #include <sys/proc.h> 45 46 #include <net/if.h> 47 48 #include <compat/netbsd32/netbsd32.h> 49 #include <compat/netbsd32/netbsd32_syscall.h> 50 #include <compat/netbsd32/netbsd32_syscallargs.h> 51 #include <compat/netbsd32/netbsd32_conv.h> 52 53 int 54 netbsd32___select50(struct lwp *l, 55 const struct netbsd32___select50_args *uap, register_t *retval) 56 { 57 /* { 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 } */ 64 int error; 65 struct netbsd32_timeval tv32; 66 struct timespec ats, *ts = NULL; 67 68 if (SCARG_P32(uap, tv)) { 69 error = copyin(SCARG_P32(uap, tv), &tv32, sizeof(tv32)); 70 if (error != 0) 71 return error; 72 ats.tv_sec = tv32.tv_sec; 73 ats.tv_nsec = tv32.tv_usec * 1000; 74 ts = &ats; 75 } 76 77 return selcommon(retval, SCARG(uap, nd), SCARG_P32(uap, in), 78 SCARG_P32(uap, ou), SCARG_P32(uap, ex), ts, NULL); 79 } 80 81 int 82 netbsd32___pselect50(struct lwp *l, 83 const struct netbsd32___pselect50_args *uap, register_t *retval) 84 { 85 /* { 86 syscallarg(int) nd; 87 syscallarg(netbsd32_fd_setp_t) in; 88 syscallarg(netbsd32_fd_setp_t) ou; 89 syscallarg(netbsd32_fd_setp_t) ex; 90 syscallarg(const netbsd32_timespecp_t) ts; 91 syscallarg(const netbsd32_sigsetp_t) mask; 92 } */ 93 int error; 94 struct netbsd32_timespec ts32; 95 struct timespec ats, *ts = NULL; 96 sigset_t amask, *mask = NULL; 97 98 if (SCARG_P32(uap, ts)) { 99 error = copyin(SCARG_P32(uap, ts), &ts32, sizeof(ts32)); 100 if (error != 0) 101 return error; 102 netbsd32_to_timespec(&ts32, &ats); 103 ts = &ats; 104 } 105 if (SCARG_P32(uap, mask)) { 106 error = copyin(SCARG_P32(uap, mask), &amask, sizeof(amask)); 107 if (error != 0) 108 return error; 109 mask = &amask; 110 } 111 112 return selcommon(retval, SCARG(uap, nd), SCARG_P32(uap, in), 113 SCARG_P32(uap, ou), SCARG_P32(uap, ex), ts, mask); 114 } 115 116 int 117 netbsd32___pollts50(struct lwp *l, const struct netbsd32___pollts50_args *uap, 118 register_t *retval) 119 { 120 /* { 121 syscallarg(struct netbsd32_pollfdp_t) fds; 122 syscallarg(u_int) nfds; 123 syscallarg(const netbsd32_timespecp_t) ts; 124 syscallarg(const netbsd32_sigsetp_t) mask; 125 } */ 126 int error; 127 struct netbsd32_timespec ts32; 128 struct timespec ats, *ts = NULL; 129 sigset_t amask, *mask = NULL; 130 131 if (SCARG_P32(uap, ts)) { 132 error = copyin(SCARG_P32(uap, ts), &ts32, sizeof(ts32)); 133 if (error != 0) 134 return error; 135 netbsd32_to_timespec(&ts32, &ats); 136 ts = &ats; 137 } 138 if (NETBSD32PTR64( SCARG(uap, mask))) { 139 error = copyin(SCARG_P32(uap, mask), &amask, sizeof(amask)); 140 if (error != 0) 141 return error; 142 mask = &amask; 143 } 144 145 return pollcommon(retval, SCARG_P32(uap, fds), 146 SCARG(uap, nfds), ts, mask); 147 } 148