1 /* $NetBSD: netbsd32_compat_12.c,v 1.15 2002/10/23 13:16:41 scw 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_compat_12.c,v 1.15 2002/10/23 13:16:41 scw Exp $"); 33 34 #if defined(_KERNEL_OPT) 35 #include "opt_compat_netbsd.h" 36 #endif 37 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/mount.h> 41 #include <sys/mman.h> 42 #include <sys/proc.h> 43 #include <sys/stat.h> 44 #include <sys/swap.h> 45 #include <sys/syscallargs.h> 46 47 #include <compat/netbsd32/netbsd32.h> 48 #include <compat/netbsd32/netbsd32_syscallargs.h> 49 50 static void netbsd32_stat12_to_netbsd32 __P((struct stat12 *, 51 struct netbsd32_stat12 *)); 52 53 /* for use with {,fl}stat() */ 54 static void 55 netbsd32_stat12_to_netbsd32(sp12, sp32) 56 struct stat12 *sp12; 57 struct netbsd32_stat12 *sp32; 58 { 59 60 sp32->st_dev = sp12->st_dev; 61 sp32->st_ino = sp12->st_ino; 62 sp32->st_mode = sp12->st_mode; 63 sp32->st_nlink = sp12->st_nlink; 64 sp32->st_uid = sp12->st_uid; 65 sp32->st_gid = sp12->st_gid; 66 sp32->st_rdev = sp12->st_rdev; 67 if (sp12->st_size < (quad_t)1 << 32) 68 sp32->st_size = sp12->st_size; 69 else 70 sp32->st_size = -2; 71 sp32->st_atimespec.tv_sec = sp12->st_atimespec.tv_sec; 72 sp32->st_atimespec.tv_nsec = sp12->st_atimespec.tv_nsec; 73 sp32->st_mtimespec.tv_sec = sp12->st_mtimespec.tv_sec; 74 sp32->st_mtimespec.tv_nsec = sp12->st_mtimespec.tv_nsec; 75 sp32->st_ctimespec.tv_sec = sp12->st_ctimespec.tv_sec; 76 sp32->st_ctimespec.tv_nsec = sp12->st_ctimespec.tv_nsec; 77 sp32->st_blocks = sp12->st_blocks; 78 sp32->st_blksize = sp12->st_blksize; 79 sp32->st_flags = sp12->st_flags; 80 sp32->st_gen = sp12->st_gen; 81 } 82 83 int 84 compat_12_netbsd32_reboot(p, v, retval) 85 struct proc *p; 86 void *v; 87 register_t *retval; 88 { 89 struct compat_12_netbsd32_reboot_args /* { 90 syscallarg(int) opt; 91 } */ *uap = v; 92 struct compat_12_sys_reboot_args ua; 93 94 NETBSD32TO64_UAP(opt); 95 return (compat_12_sys_reboot(p, &ua, retval)); 96 } 97 98 int 99 compat_12_netbsd32_msync(p, v, retval) 100 struct proc *p; 101 void *v; 102 register_t *retval; 103 { 104 struct compat_12_netbsd32_msync_args /* { 105 syscallarg(netbsd32_caddr_t) addr; 106 syscallarg(netbsd32_size_t) len; 107 } */ *uap = v; 108 struct sys___msync13_args ua; 109 110 NETBSD32TOX64_UAP(addr, caddr_t); 111 NETBSD32TOX_UAP(len, size_t); 112 SCARG(&ua, flags) = MS_SYNC | MS_INVALIDATE; 113 return (sys___msync13(p, &ua, retval)); 114 } 115 116 int 117 compat_12_netbsd32_oswapon(p, v, retval) 118 struct proc *p; 119 void *v; 120 register_t *retval; 121 { 122 struct compat_12_netbsd32_oswapon_args /* { 123 syscallarg(const netbsd32_charp) name; 124 } */ *uap = v; 125 struct sys_swapctl_args ua; 126 127 SCARG(&ua, cmd) = SWAP_ON; 128 SCARG(&ua, arg) = (void *)NETBSD32PTR64(SCARG(uap, name)); 129 SCARG(&ua, misc) = 0; /* priority */ 130 return (sys_swapctl(p, &ua, retval)); 131 } 132 133 int 134 compat_12_netbsd32_stat12(p, v, retval) 135 struct proc *p; 136 void *v; 137 register_t *retval; 138 { 139 struct compat_12_netbsd32_stat12_args /* { 140 syscallarg(const netbsd32_charp) path; 141 syscallarg(netbsd32_stat12p_t) ub; 142 } */ *uap = v; 143 struct netbsd32_stat12 *sp32, sb32; 144 struct stat12 sb12; 145 struct stat12 *sp12 = &sb12; 146 struct compat_12_sys_stat_args ua; 147 caddr_t sg; 148 int rv; 149 150 NETBSD32TOP_UAP(path, const char); 151 SCARG(&ua, ub) = &sb12; 152 sg = stackgap_init(p, 0); 153 CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path)); 154 155 rv = compat_12_sys_stat(p, &ua, retval); 156 if (rv) 157 return (rv); 158 159 sp32 = (struct netbsd32_stat12 *)NETBSD32PTR64(SCARG(uap, ub)); 160 netbsd32_stat12_to_netbsd32(sp12, &sb32); 161 162 return (copyout(&sb32, sp32, sizeof sb32)); 163 } 164 165 int 166 compat_12_netbsd32_fstat12(p, v, retval) 167 struct proc *p; 168 void *v; 169 register_t *retval; 170 { 171 struct compat_12_netbsd32_fstat12_args /* { 172 syscallarg(int) fd; 173 syscallarg(netbsd32_stat12p_t) sb; 174 } */ *uap = v; 175 struct netbsd32_stat12 *sp32, sb32; 176 struct stat12 sb12; 177 struct stat12 *sp12 = &sb12; 178 struct compat_12_sys_fstat_args ua; 179 int rv; 180 181 NETBSD32TO64_UAP(fd); 182 SCARG(&ua, sb) = &sb12; 183 rv = compat_12_sys_fstat(p, &ua, retval); 184 if (rv) 185 return (rv); 186 187 sp32 = (struct netbsd32_stat12 *)NETBSD32PTR64(SCARG(uap, sb)); 188 netbsd32_stat12_to_netbsd32(sp12, &sb32); 189 190 return (copyout(&sb32, sp32, sizeof sb32)); 191 } 192 193 int 194 compat_12_netbsd32_lstat12(p, v, retval) 195 struct proc *p; 196 void *v; 197 register_t *retval; 198 { 199 struct compat_12_netbsd32_lstat12_args /* { 200 syscallarg(const netbsd32_charp) path; 201 syscallarg(netbsd32_stat12p_t) ub; 202 } */ *uap = v; 203 struct netbsd32_stat12 *sp32, sb32; 204 struct stat12 sb12; 205 struct stat12 *sp12 = &sb12; 206 struct compat_12_sys_lstat_args ua; 207 caddr_t sg; 208 int rv; 209 210 NETBSD32TOP_UAP(path, const char); 211 SCARG(&ua, ub) = &sb12; 212 sg = stackgap_init(p, 0); 213 CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path)); 214 215 rv = compat_12_sys_lstat(p, &ua, retval); 216 if (rv) 217 return (rv); 218 219 sp32 = (struct netbsd32_stat12 *)NETBSD32PTR64(SCARG(uap, ub)); 220 netbsd32_stat12_to_netbsd32(sp12, &sb32); 221 222 return (copyout(&sb32, sp32, sizeof sb32)); 223 } 224 225 int 226 compat_12_netbsd32_getdirentries(p, v, retval) 227 struct proc *p; 228 void *v; 229 register_t *retval; 230 { 231 struct compat_12_netbsd32_getdirentries_args /* { 232 syscallarg(int) fd; 233 syscallarg(netbsd32_charp) buf; 234 syscallarg(u_int) count; 235 syscallarg(netbsd32_longp) basep; 236 } */ *uap = v; 237 struct compat_12_sys_getdirentries_args ua; 238 239 NETBSD32TO64_UAP(fd); 240 NETBSD32TOP_UAP(buf, char); 241 NETBSD32TO64_UAP(count); 242 NETBSD32TOP_UAP(basep, long); 243 244 return (compat_12_sys_getdirentries(p, &ua, retval)); 245 } 246