netbsd32_compat_12.c revision 1.19
1/* $NetBSD: netbsd32_compat_12.c,v 1.19 2005/09/13 03:23:09 christos 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 1.19 2005/09/13 03:23:09 christos 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/sa.h> 46#include <sys/syscallargs.h> 47 48#include <compat/sys/stat.h> 49 50#include <compat/netbsd32/netbsd32.h> 51#include <compat/netbsd32/netbsd32_syscallargs.h> 52 53static void netbsd32_stat12_to_netbsd32 __P((struct stat12 *, 54 struct netbsd32_stat12 *)); 55 56/* for use with {,fl}stat() */ 57static void 58netbsd32_stat12_to_netbsd32(sp12, sp32) 59 struct stat12 *sp12; 60 struct netbsd32_stat12 *sp32; 61{ 62 63 sp32->st_dev = sp12->st_dev; 64 sp32->st_ino = sp12->st_ino; 65 sp32->st_mode = sp12->st_mode; 66 sp32->st_nlink = sp12->st_nlink; 67 sp32->st_uid = sp12->st_uid; 68 sp32->st_gid = sp12->st_gid; 69 sp32->st_rdev = sp12->st_rdev; 70 if (sp12->st_size < (quad_t)1 << 32) 71 sp32->st_size = sp12->st_size; 72 else 73 sp32->st_size = -2; 74 sp32->st_atimespec.tv_sec = sp12->st_atimespec.tv_sec; 75 sp32->st_atimespec.tv_nsec = sp12->st_atimespec.tv_nsec; 76 sp32->st_mtimespec.tv_sec = sp12->st_mtimespec.tv_sec; 77 sp32->st_mtimespec.tv_nsec = sp12->st_mtimespec.tv_nsec; 78 sp32->st_ctimespec.tv_sec = sp12->st_ctimespec.tv_sec; 79 sp32->st_ctimespec.tv_nsec = sp12->st_ctimespec.tv_nsec; 80 sp32->st_blocks = sp12->st_blocks; 81 sp32->st_blksize = sp12->st_blksize; 82 sp32->st_flags = sp12->st_flags; 83 sp32->st_gen = sp12->st_gen; 84} 85 86int 87compat_12_netbsd32_reboot(l, v, retval) 88 struct lwp *l; 89 void *v; 90 register_t *retval; 91{ 92 struct compat_12_netbsd32_reboot_args /* { 93 syscallarg(int) opt; 94 } */ *uap = v; 95 struct compat_12_sys_reboot_args ua; 96 97 NETBSD32TO64_UAP(opt); 98 return (compat_12_sys_reboot(l, &ua, retval)); 99} 100 101int 102compat_12_netbsd32_msync(l, v, retval) 103 struct lwp *l; 104 void *v; 105 register_t *retval; 106{ 107 struct compat_12_netbsd32_msync_args /* { 108 syscallarg(netbsd32_caddr_t) addr; 109 syscallarg(netbsd32_size_t) len; 110 } */ *uap = v; 111 struct sys___msync13_args ua; 112 113 NETBSD32TOX64_UAP(addr, caddr_t); 114 NETBSD32TOX_UAP(len, size_t); 115 SCARG(&ua, flags) = MS_SYNC | MS_INVALIDATE; 116 return (sys___msync13(l, &ua, retval)); 117} 118 119int 120compat_12_netbsd32_oswapon(l, v, retval) 121 struct lwp *l; 122 void *v; 123 register_t *retval; 124{ 125 struct compat_12_netbsd32_oswapon_args /* { 126 syscallarg(const netbsd32_charp) name; 127 } */ *uap = v; 128 struct sys_swapctl_args ua; 129 130 SCARG(&ua, cmd) = SWAP_ON; 131 SCARG(&ua, arg) = (void *)NETBSD32PTR64(SCARG(uap, name)); 132 SCARG(&ua, misc) = 0; /* priority */ 133 return (sys_swapctl(l, &ua, retval)); 134} 135 136int 137compat_12_netbsd32_stat12(l, v, retval) 138 struct lwp *l; 139 void *v; 140 register_t *retval; 141{ 142 struct proc *p = l->l_proc; 143 struct compat_12_netbsd32_stat12_args /* { 144 syscallarg(const netbsd32_charp) path; 145 syscallarg(netbsd32_stat12p_t) ub; 146 } */ *uap = v; 147 struct netbsd32_stat12 *sp32, sb32; 148 struct stat12 sb12; 149 struct stat12 *sp12 = &sb12; 150 struct compat_12_sys_stat_args ua; 151 caddr_t sg; 152 int rv; 153 154 NETBSD32TOP_UAP(path, const char); 155 SCARG(&ua, ub) = &sb12; 156 sg = stackgap_init(p, 0); 157 CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path)); 158 159 rv = compat_12_sys_stat(l, &ua, retval); 160 if (rv) 161 return (rv); 162 163 sp32 = (struct netbsd32_stat12 *)NETBSD32PTR64(SCARG(uap, ub)); 164 netbsd32_stat12_to_netbsd32(sp12, &sb32); 165 166 return (copyout(&sb32, sp32, sizeof sb32)); 167} 168 169int 170compat_12_netbsd32_fstat12(l, v, retval) 171 struct lwp *l; 172 void *v; 173 register_t *retval; 174{ 175 struct compat_12_netbsd32_fstat12_args /* { 176 syscallarg(int) fd; 177 syscallarg(netbsd32_stat12p_t) sb; 178 } */ *uap = v; 179 struct netbsd32_stat12 *sp32, sb32; 180 struct stat12 sb12; 181 struct stat12 *sp12 = &sb12; 182 struct compat_12_sys_fstat_args ua; 183 int rv; 184 185 NETBSD32TO64_UAP(fd); 186 SCARG(&ua, sb) = &sb12; 187 rv = compat_12_sys_fstat(l, &ua, retval); 188 if (rv) 189 return (rv); 190 191 sp32 = (struct netbsd32_stat12 *)NETBSD32PTR64(SCARG(uap, sb)); 192 netbsd32_stat12_to_netbsd32(sp12, &sb32); 193 194 return (copyout(&sb32, sp32, sizeof sb32)); 195} 196 197int 198compat_12_netbsd32_lstat12(l, v, retval) 199 struct lwp *l; 200 void *v; 201 register_t *retval; 202{ 203 struct proc *p = l->l_proc; 204 struct compat_12_netbsd32_lstat12_args /* { 205 syscallarg(const netbsd32_charp) path; 206 syscallarg(netbsd32_stat12p_t) ub; 207 } */ *uap = v; 208 struct netbsd32_stat12 *sp32, sb32; 209 struct stat12 sb12; 210 struct stat12 *sp12 = &sb12; 211 struct compat_12_sys_lstat_args ua; 212 caddr_t sg; 213 int rv; 214 215 NETBSD32TOP_UAP(path, const char); 216 SCARG(&ua, ub) = &sb12; 217 sg = stackgap_init(p, 0); 218 CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path)); 219 220 rv = compat_12_sys_lstat(l, &ua, retval); 221 if (rv) 222 return (rv); 223 224 sp32 = (struct netbsd32_stat12 *)NETBSD32PTR64(SCARG(uap, ub)); 225 netbsd32_stat12_to_netbsd32(sp12, &sb32); 226 227 return (copyout(&sb32, sp32, sizeof sb32)); 228} 229 230int 231compat_12_netbsd32_getdirentries(l, v, retval) 232 struct lwp *l; 233 void *v; 234 register_t *retval; 235{ 236 struct compat_12_netbsd32_getdirentries_args /* { 237 syscallarg(int) fd; 238 syscallarg(netbsd32_charp) buf; 239 syscallarg(u_int) count; 240 syscallarg(netbsd32_longp) basep; 241 } */ *uap = v; 242 struct compat_12_sys_getdirentries_args ua; 243 244 NETBSD32TO64_UAP(fd); 245 NETBSD32TOP_UAP(buf, char); 246 NETBSD32TO64_UAP(count); 247 NETBSD32TOP_UAP(basep, long); 248 249 return (compat_12_sys_getdirentries(l, &ua, retval)); 250} 251