netbsd32_compat_12.c revision 1.6
1/* $NetBSD: netbsd32_compat_12.c,v 1.6 1999/10/11 01:36:22 eeh Exp $ */ 2 3/* 4 * Copyright (c) 1998 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/param.h> 32#include <sys/systm.h> 33#include <sys/mount.h> 34#include <sys/mman.h> 35#include <sys/proc.h> 36#include <sys/stat.h> 37#include <sys/swap.h> 38#include <sys/syscallargs.h> 39 40#include <compat/netbsd32/netbsd32.h> 41#include <compat/netbsd32/netbsd32_syscallargs.h> 42 43 44/* for use with {,fl}stat() */ 45static void 46netbsd32_stat12_to_netbsd32(sp12, sp32) 47 struct stat12 *sp12; 48 struct netbsd32_stat12 *sp32; 49{ 50 51 sp32->st_dev = sp12->st_dev; 52 sp32->st_ino = sp12->st_ino; 53 sp32->st_mode = sp12->st_mode; 54 sp32->st_nlink = sp12->st_nlink; 55 sp32->st_uid = sp12->st_uid; 56 sp32->st_gid = sp12->st_gid; 57 sp32->st_rdev = sp12->st_rdev; 58 if (sp12->st_size < (quad_t)1 << 32) 59 sp32->st_size = sp12->st_size; 60 else 61 sp32->st_size = -2; 62 sp32->st_atimespec.tv_sec = sp12->st_atimespec.tv_sec; 63 sp32->st_atimespec.tv_nsec = sp12->st_atimespec.tv_nsec; 64 sp32->st_mtimespec.tv_sec = sp12->st_mtimespec.tv_sec; 65 sp32->st_mtimespec.tv_nsec = sp12->st_mtimespec.tv_nsec; 66 sp32->st_ctimespec.tv_sec = sp12->st_ctimespec.tv_sec; 67 sp32->st_ctimespec.tv_nsec = sp12->st_ctimespec.tv_nsec; 68 sp32->st_blocks = sp12->st_blocks; 69 sp32->st_blksize = sp12->st_blksize; 70 sp32->st_flags = sp12->st_flags; 71 sp32->st_gen = sp12->st_gen; 72} 73 74int 75compat_12_netbsd32_reboot(p, v, retval) 76 struct proc *p; 77 void *v; 78 register_t *retval; 79{ 80 struct compat_12_netbsd32_reboot_args /* { 81 syscallarg(int) opt; 82 } */ *uap = v; 83 struct compat_12_sys_reboot_args ua; 84 85 NETBSD32TO64_UAP(opt); 86 return (compat_12_sys_reboot(p, &ua, retval)); 87} 88 89int 90compat_12_netbsd32_msync(p, v, retval) 91 struct proc *p; 92 void *v; 93 register_t *retval; 94{ 95 struct compat_12_netbsd32_msync_args /* { 96 syscallarg(netbsd32_caddr_t) addr; 97 syscallarg(netbsd32_size_t) len; 98 } */ *uap = v; 99 struct sys___msync13_args ua; 100 101 NETBSD32TOX64_UAP(addr, caddr_t); 102 NETBSD32TOX_UAP(len, size_t); 103 SCARG(&ua, flags) = MS_SYNC | MS_INVALIDATE; 104 return (sys___msync13(p, &ua, retval)); 105} 106 107int 108compat_12_netbsd32_oswapon(p, v, retval) 109 struct proc *p; 110 void *v; 111 register_t *retval; 112{ 113 struct compat_12_netbsd32_oswapon_args /* { 114 syscallarg(const netbsd32_charp) name; 115 } */ *uap = v; 116 struct sys_swapctl_args ua; 117 118 SCARG(&ua, cmd) = SWAP_ON; 119 SCARG(&ua, arg) = (void *)(u_long)SCARG(uap, name); 120 SCARG(&ua, misc) = 0; /* priority */ 121 return (sys_swapctl(p, &ua, retval)); 122} 123 124int 125compat_12_netbsd32_stat12(p, v, retval) 126 struct proc *p; 127 void *v; 128 register_t *retval; 129{ 130 struct compat_12_netbsd32_stat12_args /* { 131 syscallarg(const netbsd32_charp) path; 132 syscallarg(netbsd32_stat12p_t) ub; 133 } */ *uap = v; 134 struct netbsd32_stat12 *sp32; 135 struct stat12 sb12; 136 struct stat12 *sp12 = &sb12; 137 struct compat_12_sys_stat_args ua; 138 caddr_t sg; 139 int rv; 140 141 NETBSD32TOP_UAP(path, const char); 142 SCARG(&ua, ub) = &sb12; 143 sg = stackgap_init(p->p_emul); 144 NETBSD32_CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path)); 145 146 rv = compat_12_sys_stat(p, &ua, retval); 147 148 sp32 = (struct netbsd32_stat12 *)(u_long)SCARG(uap, ub); 149 netbsd32_stat12_to_netbsd32(sp12, sp32); 150 151 return (rv); 152} 153 154int 155compat_12_netbsd32_fstat12(p, v, retval) 156 struct proc *p; 157 void *v; 158 register_t *retval; 159{ 160 struct compat_12_netbsd32_fstat12_args /* { 161 syscallarg(int) fd; 162 syscallarg(netbsd32_stat12p_t) sb; 163 } */ *uap = v; 164 struct netbsd32_stat12 *sp32; 165 struct stat12 sb12; 166 struct stat12 *sp12 = &sb12; 167 struct compat_12_sys_fstat_args ua; 168 int rv; 169 170 NETBSD32TO64_UAP(fd); 171 SCARG(&ua, sb) = &sb12; 172 rv = compat_12_sys_fstat(p, &ua, retval); 173 174 sp32 = (struct netbsd32_stat12 *)(u_long)SCARG(uap, sb); 175 netbsd32_stat12_to_netbsd32(sp12, sp32); 176 177 return (rv); 178} 179 180int 181compat_12_netbsd32_lstat12(p, v, retval) 182 struct proc *p; 183 void *v; 184 register_t *retval; 185{ 186 struct compat_12_netbsd32_lstat12_args /* { 187 syscallarg(const netbsd32_charp) path; 188 syscallarg(netbsd32_stat12p_t) ub; 189 } */ *uap = v; 190 struct netbsd32_stat12 *sp32; 191 struct stat12 sb12; 192 struct stat12 *sp12 = &sb12; 193 struct compat_12_sys_lstat_args ua; 194 caddr_t sg; 195 int rv; 196 197 NETBSD32TOP_UAP(path, const char); 198 SCARG(&ua, ub) = &sb12; 199 sg = stackgap_init(p->p_emul); 200 NETBSD32_CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path)); 201 202 rv = compat_12_sys_lstat(p, &ua, retval); 203 204 sp32 = (struct netbsd32_stat12 *)(u_long)SCARG(uap, ub); 205 netbsd32_stat12_to_netbsd32(sp12, sp32); 206 207 return (rv); 208} 209 210int 211compat_12_netbsd32_getdirentries(p, v, retval) 212 struct proc *p; 213 void *v; 214 register_t *retval; 215{ 216 struct compat_12_netbsd32_getdirentries_args /* { 217 syscallarg(int) fd; 218 syscallarg(netbsd32_charp) buf; 219 syscallarg(u_int) count; 220 syscallarg(netbsd32_longp) basep; 221 } */ *uap = v; 222 struct compat_12_sys_getdirentries_args ua; 223 224 NETBSD32TO64_UAP(fd); 225 NETBSD32TOP_UAP(buf, char); 226 NETBSD32TO64_UAP(count); 227 NETBSD32TOP_UAP(basep, long); 228 229 return (compat_12_sys_getdirentries(p, &ua, retval)); 230} 231