freebsd32_misc.c revision 111119
1100384Speter/*- 2100384Speter * Copyright (c) 2002 Doug Rabson 3100384Speter * All rights reserved. 4100384Speter * 5100384Speter * Redistribution and use in source and binary forms, with or without 6100384Speter * modification, are permitted provided that the following conditions 7100384Speter * are met: 8100384Speter * 1. Redistributions of source code must retain the above copyright 9100384Speter * notice, this list of conditions and the following disclaimer. 10100384Speter * 2. Redistributions in binary form must reproduce the above copyright 11100384Speter * notice, this list of conditions and the following disclaimer in the 12100384Speter * documentation and/or other materials provided with the distribution. 13100384Speter * 14100384Speter * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15100384Speter * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16100384Speter * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17100384Speter * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18100384Speter * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19100384Speter * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20100384Speter * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21100384Speter * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22100384Speter * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23100384Speter * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24100384Speter * SUCH DAMAGE. 25100384Speter * 26100384Speter * $FreeBSD: head/sys/compat/freebsd32/freebsd32_misc.c 111119 2003-02-19 05:47:46Z imp $ 27100384Speter */ 28100384Speter 29104738Speter#include "opt_compat.h" 30104738Speter 31100384Speter#include <sys/param.h> 32100384Speter#include <sys/systm.h> 33100384Speter#include <sys/bus.h> 34100384Speter#include <sys/exec.h> 35100384Speter#include <sys/fcntl.h> 36100384Speter#include <sys/filedesc.h> 37100384Speter#include <sys/imgact.h> 38100384Speter#include <sys/kernel.h> 39100384Speter#include <sys/lock.h> 40100384Speter#include <sys/malloc.h> 41100384Speter#include <sys/file.h> /* Must come after sys/malloc.h */ 42100384Speter#include <sys/mman.h> 43100384Speter#include <sys/module.h> 44100384Speter#include <sys/mount.h> 45100384Speter#include <sys/mutex.h> 46100384Speter#include <sys/namei.h> 47100384Speter#include <sys/param.h> 48100384Speter#include <sys/proc.h> 49100384Speter#include <sys/reboot.h> 50100384Speter#include <sys/resource.h> 51100384Speter#include <sys/resourcevar.h> 52100384Speter#include <sys/selinfo.h> 53100384Speter#include <sys/pipe.h> /* Must come after sys/selinfo.h */ 54100384Speter#include <sys/signal.h> 55100384Speter#include <sys/signalvar.h> 56100384Speter#include <sys/socket.h> 57100384Speter#include <sys/socketvar.h> 58100384Speter#include <sys/stat.h> 59100384Speter#include <sys/sysctl.h> 60100384Speter#include <sys/sysent.h> 61100384Speter#include <sys/sysproto.h> 62100384Speter#include <sys/systm.h> 63100384Speter#include <sys/unistd.h> 64100384Speter#include <sys/user.h> 65100384Speter#include <sys/utsname.h> 66100384Speter#include <sys/vnode.h> 67100384Speter 68100384Speter#include <vm/vm.h> 69100384Speter#include <vm/vm_kern.h> 70100384Speter#include <vm/vm_param.h> 71100384Speter#include <vm/pmap.h> 72100384Speter#include <vm/vm_map.h> 73100384Speter#include <vm/vm_object.h> 74100384Speter#include <vm/vm_extern.h> 75100384Speter 76100384Speter#include <ia64/ia32/ia32_util.h> 77100384Speter#include <ia64/ia32/ia32.h> 78100384Speter#include <ia64/ia32/ia32_proto.h> 79100384Speter 80100384Speterstatic const char ia32_emul_path[] = "/compat/ia32"; 81100384Speter/* 82100384Speter * [ taken from the linux emulator ] 83100384Speter * Search an alternate path before passing pathname arguments on 84100384Speter * to system calls. Useful for keeping a separate 'emulation tree'. 85100384Speter * 86100384Speter * If cflag is set, we check if an attempt can be made to create 87100384Speter * the named file, i.e. we check if the directory it should 88100384Speter * be in exists. 89100384Speter */ 90100384Speterint 91100384Speteria32_emul_find(td, sgp, prefix, path, pbuf, cflag) 92100384Speter struct thread *td; 93100384Speter caddr_t *sgp; /* Pointer to stackgap memory */ 94100384Speter const char *prefix; 95100384Speter char *path; 96100384Speter char **pbuf; 97100384Speter int cflag; 98100384Speter{ 99100384Speter int error; 100100384Speter size_t len, sz; 101100384Speter char *buf, *cp, *ptr; 102100384Speter struct ucred *ucred; 103100384Speter struct nameidata nd; 104100384Speter struct nameidata ndroot; 105100384Speter struct vattr vat; 106100384Speter struct vattr vatroot; 107100384Speter 108111119Simp buf = (char *) malloc(MAXPATHLEN, M_TEMP, M_WAITOK); 109100384Speter *pbuf = path; 110100384Speter 111100384Speter for (ptr = buf; (*ptr = *prefix) != '\0'; ptr++, prefix++) 112100384Speter continue; 113100384Speter 114100384Speter sz = MAXPATHLEN - (ptr - buf); 115100384Speter 116100384Speter /* 117100384Speter * If sgp is not given then the path is already in kernel space 118100384Speter */ 119100384Speter if (sgp == NULL) 120100384Speter error = copystr(path, ptr, sz, &len); 121100384Speter else 122100384Speter error = copyinstr(path, ptr, sz, &len); 123100384Speter 124100384Speter if (error) { 125100384Speter free(buf, M_TEMP); 126100384Speter return error; 127100384Speter } 128100384Speter 129100384Speter if (*ptr != '/') { 130100384Speter free(buf, M_TEMP); 131100384Speter return EINVAL; 132100384Speter } 133100384Speter 134100384Speter /* 135100384Speter * We know that there is a / somewhere in this pathname. 136100384Speter * Search backwards for it, to find the file's parent dir 137100384Speter * to see if it exists in the alternate tree. If it does, 138100384Speter * and we want to create a file (cflag is set). We don't 139100384Speter * need to worry about the root comparison in this case. 140100384Speter */ 141100384Speter 142100384Speter if (cflag) { 143100384Speter for (cp = &ptr[len] - 1; *cp != '/'; cp--) 144100384Speter ; 145100384Speter *cp = '\0'; 146100384Speter 147100384Speter NDINIT(&nd, LOOKUP, FOLLOW, UIO_SYSSPACE, buf, td); 148100384Speter 149100384Speter if ((error = namei(&nd)) != 0) { 150100384Speter free(buf, M_TEMP); 151100384Speter return error; 152100384Speter } 153100384Speter 154100384Speter *cp = '/'; 155100384Speter } else { 156100384Speter NDINIT(&nd, LOOKUP, FOLLOW, UIO_SYSSPACE, buf, td); 157100384Speter 158100384Speter if ((error = namei(&nd)) != 0) { 159100384Speter free(buf, M_TEMP); 160100384Speter return error; 161100384Speter } 162100384Speter 163100384Speter /* 164100384Speter * We now compare the vnode of the ia32_root to the one 165100384Speter * vnode asked. If they resolve to be the same, then we 166100384Speter * ignore the match so that the real root gets used. 167100384Speter * This avoids the problem of traversing "../.." to find the 168100384Speter * root directory and never finding it, because "/" resolves 169100384Speter * to the emulation root directory. This is expensive :-( 170100384Speter */ 171100384Speter NDINIT(&ndroot, LOOKUP, FOLLOW, UIO_SYSSPACE, ia32_emul_path, 172100384Speter td); 173100384Speter 174100384Speter if ((error = namei(&ndroot)) != 0) { 175100384Speter /* Cannot happen! */ 176100384Speter free(buf, M_TEMP); 177100384Speter vrele(nd.ni_vp); 178100384Speter return error; 179100384Speter } 180100384Speter 181100384Speter ucred = td->td_ucred; 182100384Speter if ((error = VOP_GETATTR(nd.ni_vp, &vat, ucred, td)) != 0) { 183100384Speter goto bad; 184100384Speter } 185100384Speter 186100384Speter if ((error = VOP_GETATTR(ndroot.ni_vp, &vatroot, ucred, 187100384Speter td)) != 0) { 188100384Speter goto bad; 189100384Speter } 190100384Speter 191100384Speter if (vat.va_fsid == vatroot.va_fsid && 192100384Speter vat.va_fileid == vatroot.va_fileid) { 193100384Speter error = ENOENT; 194100384Speter goto bad; 195100384Speter } 196100384Speter 197100384Speter } 198100384Speter if (sgp == NULL) 199100384Speter *pbuf = buf; 200100384Speter else { 201100384Speter sz = &ptr[len] - buf; 202100384Speter *pbuf = stackgap_alloc(sgp, sz + 1); 203100384Speter error = copyout(buf, *pbuf, sz); 204100384Speter free(buf, M_TEMP); 205100384Speter } 206100384Speter 207100384Speter vrele(nd.ni_vp); 208100384Speter if (!cflag) 209100384Speter vrele(ndroot.ni_vp); 210100384Speter 211100384Speter return error; 212100384Speter 213100384Speterbad: 214100384Speter vrele(ndroot.ni_vp); 215100384Speter vrele(nd.ni_vp); 216100384Speter free(buf, M_TEMP); 217100384Speter return error; 218100384Speter} 219100384Speter 220100384Speterint 221100384Speteria32_open(struct thread *td, struct ia32_open_args *uap) 222100384Speter{ 223100384Speter caddr_t sg; 224100384Speter 225100384Speter sg = stackgap_init(); 226100384Speter CHECKALTEXIST(td, &sg, uap->path); 227100384Speter 228100384Speter return open(td, (struct open_args *) uap); 229100384Speter} 230100384Speter 231100384Speterint 232100384Speteria32_wait4(struct thread *td, struct ia32_wait4_args *uap) 233100384Speter{ 234100384Speter int error; 235100384Speter caddr_t sg; 236100384Speter struct rusage32 *rusage32, ru32; 237100384Speter struct rusage *rusage = NULL, ru; 238100384Speter 239107849Salfred rusage32 = uap->rusage; 240100384Speter if (rusage32) { 241100384Speter sg = stackgap_init(); 242100384Speter rusage = stackgap_alloc(&sg, sizeof(struct rusage)); 243107849Salfred uap->rusage = (struct rusage32 *)rusage; 244100384Speter } 245100384Speter error = wait4(td, (struct wait_args *)uap); 246100384Speter if (error) 247100384Speter return (error); 248100384Speter if (rusage32 && (error = copyin(rusage, &ru, sizeof(ru)) == 0)) { 249100384Speter TV_CP(ru, ru32, ru_utime); 250100384Speter TV_CP(ru, ru32, ru_stime); 251100384Speter CP(ru, ru32, ru_maxrss); 252100384Speter CP(ru, ru32, ru_ixrss); 253100384Speter CP(ru, ru32, ru_idrss); 254100384Speter CP(ru, ru32, ru_isrss); 255100384Speter CP(ru, ru32, ru_minflt); 256100384Speter CP(ru, ru32, ru_majflt); 257100384Speter CP(ru, ru32, ru_nswap); 258100384Speter CP(ru, ru32, ru_inblock); 259100384Speter CP(ru, ru32, ru_oublock); 260100384Speter CP(ru, ru32, ru_msgsnd); 261100384Speter CP(ru, ru32, ru_msgrcv); 262100384Speter CP(ru, ru32, ru_nsignals); 263100384Speter CP(ru, ru32, ru_nvcsw); 264100384Speter CP(ru, ru32, ru_nivcsw); 265100384Speter error = copyout(&ru32, rusage32, sizeof(ru32)); 266100384Speter } 267100384Speter return (error); 268100384Speter} 269100384Speter 270100384Speterstatic void 271100384Spetercopy_statfs(struct statfs *in, struct statfs32 *out) 272100384Speter{ 273100384Speter CP(*in, *out, f_bsize); 274100384Speter CP(*in, *out, f_iosize); 275100384Speter CP(*in, *out, f_blocks); 276100384Speter CP(*in, *out, f_bfree); 277100384Speter CP(*in, *out, f_bavail); 278100384Speter CP(*in, *out, f_files); 279100384Speter CP(*in, *out, f_ffree); 280100384Speter CP(*in, *out, f_fsid); 281100384Speter CP(*in, *out, f_owner); 282100384Speter CP(*in, *out, f_type); 283100384Speter CP(*in, *out, f_flags); 284100384Speter CP(*in, *out, f_flags); 285100384Speter CP(*in, *out, f_syncwrites); 286100384Speter CP(*in, *out, f_asyncwrites); 287100384Speter bcopy(in->f_fstypename, 288100384Speter out->f_fstypename, MFSNAMELEN); 289100384Speter bcopy(in->f_mntonname, 290100384Speter out->f_mntonname, MNAMELEN); 291100384Speter CP(*in, *out, f_syncreads); 292100384Speter CP(*in, *out, f_asyncreads); 293100384Speter bcopy(in->f_mntfromname, 294100384Speter out->f_mntfromname, MNAMELEN); 295100384Speter} 296100384Speter 297100384Speterint 298100384Speteria32_getfsstat(struct thread *td, struct ia32_getfsstat_args *uap) 299100384Speter{ 300100384Speter int error; 301100384Speter caddr_t sg; 302100384Speter struct statfs32 *sp32, stat32; 303100384Speter struct statfs *sp = NULL, stat; 304100384Speter int maxcount, count, i; 305100384Speter 306107849Salfred sp32 = uap->buf; 307107849Salfred maxcount = uap->bufsize / sizeof(struct statfs32); 308100384Speter 309100384Speter if (sp32) { 310100384Speter sg = stackgap_init(); 311100384Speter sp = stackgap_alloc(&sg, sizeof(struct statfs) * maxcount); 312107849Salfred uap->buf = (struct statfs32 *)sp; 313100384Speter } 314100384Speter error = getfsstat(td, (struct getfsstat_args *) uap); 315100384Speter if (sp32 && !error) { 316100384Speter count = td->td_retval[0]; 317100384Speter for (i = 0; i < count; i++) { 318100384Speter error = copyin(&sp[i], &stat, sizeof(stat)); 319100384Speter if (error) 320100384Speter return (error); 321100384Speter copy_statfs(&stat, &stat32); 322100384Speter error = copyout(&stat32, &sp32[i], sizeof(stat32)); 323100384Speter if (error) 324100384Speter return (error); 325100384Speter } 326100384Speter } 327100384Speter return (error); 328100384Speter} 329100384Speter 330100384Speterint 331100384Speteria32_access(struct thread *td, struct ia32_access_args *uap) 332100384Speter{ 333100384Speter caddr_t sg; 334100384Speter 335100384Speter sg = stackgap_init(); 336100384Speter CHECKALTEXIST(td, &sg, uap->path); 337100384Speter 338100384Speter return access(td, (struct access_args *)uap); 339100384Speter} 340100384Speter 341100384Speterint 342100384Speteria32_chflags(struct thread *td, struct ia32_chflags_args *uap) 343100384Speter{ 344100384Speter caddr_t sg; 345100384Speter 346100384Speter sg = stackgap_init(); 347100384Speter CHECKALTEXIST(td, &sg, uap->path); 348100384Speter 349100384Speter return chflags(td, (struct chflags_args *)uap); 350100384Speter} 351100384Speter 352100384Speterstruct sigaltstack32 { 353100384Speter u_int32_t ss_sp; 354100384Speter u_int32_t ss_size; 355100384Speter int ss_flags; 356100384Speter}; 357100384Speter 358100384Speterint 359100384Speteria32_sigaltstack(struct thread *td, struct ia32_sigaltstack_args *uap) 360100384Speter{ 361100384Speter int error; 362100384Speter caddr_t sg; 363100384Speter struct sigaltstack32 *p32, *op32, s32; 364100384Speter struct sigaltstack *p = NULL, *op = NULL, s; 365100384Speter 366107849Salfred p32 = uap->ss; 367100384Speter if (p32) { 368100384Speter sg = stackgap_init(); 369100384Speter p = stackgap_alloc(&sg, sizeof(struct sigaltstack)); 370107849Salfred uap->ss = (struct sigaltstack32 *)p; 371100384Speter error = copyin(p32, &s32, sizeof(s32)); 372100384Speter if (error) 373100384Speter return (error); 374100384Speter PTRIN_CP(s32, s, ss_sp); 375100384Speter CP(s32, s, ss_size); 376100384Speter CP(s32, s, ss_flags); 377100384Speter error = copyout(&s, p, sizeof(s)); 378100384Speter if (error) 379100384Speter return (error); 380100384Speter } 381107849Salfred op32 = uap->oss; 382100384Speter if (op32) { 383100384Speter sg = stackgap_init(); 384100384Speter op = stackgap_alloc(&sg, sizeof(struct sigaltstack)); 385107849Salfred uap->oss = (struct sigaltstack32 *)op; 386100384Speter } 387100384Speter error = sigaltstack(td, (struct sigaltstack_args *) uap); 388100384Speter if (error) 389100384Speter return (error); 390100384Speter if (op32) { 391100384Speter error = copyin(op, &s, sizeof(s)); 392100384Speter if (error) 393100384Speter return (error); 394100384Speter PTROUT_CP(s, s32, ss_sp); 395100384Speter CP(s, s32, ss_size); 396100384Speter CP(s, s32, ss_flags); 397100384Speter error = copyout(&s32, op32, sizeof(s32)); 398100384Speter } 399100384Speter return (error); 400100384Speter} 401100384Speter 402100384Speterint 403100384Speteria32_execve(struct thread *td, struct ia32_execve_args *uap) 404100384Speter{ 405100384Speter int error; 406100384Speter caddr_t sg; 407100384Speter struct execve_args ap; 408100384Speter u_int32_t *p32, arg; 409100384Speter char **p; 410100384Speter int count; 411100384Speter 412100384Speter sg = stackgap_init(); 413107849Salfred CHECKALTEXIST(td, &sg, uap->fname); 414107849Salfred ap.fname = uap->fname; 415100384Speter 416107849Salfred if (uap->argv) { 417100384Speter count = 0; 418107849Salfred p32 = uap->argv; 419100384Speter do { 420100384Speter error = copyin(p32++, &arg, sizeof(arg)); 421100384Speter if (error) 422100384Speter return error; 423100384Speter count++; 424100384Speter } while (arg != 0); 425100384Speter p = stackgap_alloc(&sg, count * sizeof(char *)); 426107849Salfred ap.argv = p; 427107849Salfred p32 = uap->argv; 428100384Speter do { 429100384Speter error = copyin(p32++, &arg, sizeof(arg)); 430100384Speter if (error) 431100384Speter return error; 432100384Speter *p++ = PTRIN(arg); 433100384Speter } while (arg != 0); 434100384Speter } 435107849Salfred if (uap->envv) { 436100384Speter count = 0; 437107849Salfred p32 = uap->envv; 438100384Speter do { 439100384Speter error = copyin(p32++, &arg, sizeof(arg)); 440100384Speter if (error) 441100384Speter return error; 442100384Speter count++; 443100384Speter } while (arg != 0); 444100384Speter p = stackgap_alloc(&sg, count * sizeof(char *)); 445107849Salfred ap.envv = p; 446107849Salfred p32 = uap->envv; 447100384Speter do { 448100384Speter error = copyin(p32++, &arg, sizeof(arg)); 449100384Speter if (error) 450100384Speter return error; 451100384Speter *p++ = PTRIN(arg); 452100384Speter } while (arg != 0); 453100384Speter } 454100384Speter 455100384Speter return execve(td, &ap); 456100384Speter} 457100384Speter 458100384Speterstatic int 459100384Speteria32_mmap_partial(struct thread *td, vm_offset_t start, vm_offset_t end, 460100384Speter int prot, int fd, off_t pos) 461100384Speter{ 462100384Speter vm_map_t map; 463100384Speter vm_map_entry_t entry; 464100384Speter int rv; 465100384Speter 466100384Speter map = &td->td_proc->p_vmspace->vm_map; 467100384Speter if (fd != -1) 468100384Speter prot |= VM_PROT_WRITE; 469100384Speter 470100384Speter if (vm_map_lookup_entry(map, start, &entry)) { 471100384Speter if ((entry->protection & prot) != prot) { 472100384Speter rv = vm_map_protect(map, 473100384Speter trunc_page(start), 474100384Speter round_page(end), 475100384Speter entry->protection | prot, 476100384Speter FALSE); 477100384Speter if (rv != KERN_SUCCESS) 478100384Speter return (EINVAL); 479100384Speter } 480100384Speter } else { 481100384Speter vm_offset_t addr = trunc_page(start); 482100384Speter rv = vm_map_find(map, 0, 0, 483100384Speter &addr, PAGE_SIZE, FALSE, prot, 484100384Speter VM_PROT_ALL, 0); 485100384Speter if (rv != KERN_SUCCESS) 486100384Speter return (EINVAL); 487100384Speter } 488100384Speter 489100384Speter if (fd != -1) { 490100384Speter struct pread_args r; 491107849Salfred r.fd = fd; 492107849Salfred r.buf = (void *) start; 493107849Salfred r.nbyte = end - start; 494107849Salfred r.offset = pos; 495100384Speter return (pread(td, &r)); 496100384Speter } else { 497100384Speter while (start < end) { 498100384Speter subyte((void *) start, 0); 499100384Speter start++; 500100384Speter } 501100384Speter return (0); 502100384Speter } 503100384Speter} 504100384Speter 505100384Speterint 506100384Speteria32_mmap(struct thread *td, struct ia32_mmap_args *uap) 507100384Speter{ 508100384Speter struct mmap_args ap; 509107849Salfred vm_offset_t addr = (vm_offset_t) uap->addr; 510107849Salfred vm_size_t len = uap->len; 511107849Salfred int prot = uap->prot; 512107849Salfred int flags = uap->flags; 513107849Salfred int fd = uap->fd; 514107849Salfred off_t pos = (uap->poslo 515107849Salfred | ((off_t)uap->poshi << 32)); 516100384Speter vm_size_t pageoff; 517100384Speter int error; 518100384Speter 519100384Speter /* 520100384Speter * Attempt to handle page size hassles. 521100384Speter */ 522100384Speter pageoff = (pos & PAGE_MASK); 523100384Speter if (flags & MAP_FIXED) { 524100384Speter vm_offset_t start, end; 525100384Speter start = addr; 526100384Speter end = addr + len; 527100384Speter 528100384Speter if (start != trunc_page(start)) { 529100384Speter error = ia32_mmap_partial(td, start, round_page(start), 530100384Speter prot, fd, pos); 531100384Speter if (fd != -1) 532100384Speter pos += round_page(start) - start; 533100384Speter start = round_page(start); 534100384Speter } 535100384Speter if (end != round_page(end)) { 536100384Speter vm_offset_t t = trunc_page(end); 537100384Speter error = ia32_mmap_partial(td, t, end, 538100384Speter prot, fd, 539100384Speter pos + t - start); 540100384Speter end = trunc_page(end); 541100384Speter } 542100384Speter if (end > start && fd != -1 && (pos & PAGE_MASK)) { 543100384Speter /* 544100384Speter * We can't map this region at all. The specified 545100384Speter * address doesn't have the same alignment as the file 546100384Speter * position. Fake the mapping by simply reading the 547100384Speter * entire region into memory. First we need to make 548100384Speter * sure the region exists. 549100384Speter */ 550100384Speter vm_map_t map; 551100384Speter struct pread_args r; 552100384Speter int rv; 553100384Speter 554100384Speter prot |= VM_PROT_WRITE; 555100384Speter map = &td->td_proc->p_vmspace->vm_map; 556100384Speter rv = vm_map_remove(map, start, end); 557100384Speter if (rv != KERN_SUCCESS) 558100384Speter return (EINVAL); 559100384Speter rv = vm_map_find(map, 0, 0, 560100384Speter &start, end - start, FALSE, 561100384Speter prot, VM_PROT_ALL, 0); 562100384Speter if (rv != KERN_SUCCESS) 563100384Speter return (EINVAL); 564107849Salfred r.fd = fd; 565107849Salfred r.buf = (void *) start; 566107849Salfred r.nbyte = end - start; 567107849Salfred r.offset = pos; 568100384Speter error = pread(td, &r); 569100384Speter if (error) 570100384Speter return (error); 571100384Speter 572100384Speter td->td_retval[0] = addr; 573100384Speter return (0); 574100384Speter } 575100384Speter if (end == start) { 576100384Speter /* 577100384Speter * After dealing with the ragged ends, there 578100384Speter * might be none left. 579100384Speter */ 580100384Speter td->td_retval[0] = addr; 581100384Speter return (0); 582100384Speter } 583100384Speter addr = start; 584100384Speter len = end - start; 585100384Speter } 586100384Speter 587107849Salfred ap.addr = (void *) addr; 588107849Salfred ap.len = len; 589107849Salfred ap.prot = prot; 590107849Salfred ap.flags = flags; 591107849Salfred ap.fd = fd; 592107849Salfred ap.pos = pos; 593100384Speter 594100384Speter return (mmap(td, &ap)); 595100384Speter} 596100384Speter 597100384Speterstruct itimerval32 { 598100384Speter struct timeval32 it_interval; 599100384Speter struct timeval32 it_value; 600100384Speter}; 601100384Speter 602100384Speterint 603100384Speteria32_setitimer(struct thread *td, struct ia32_setitimer_args *uap) 604100384Speter{ 605100384Speter int error; 606100384Speter caddr_t sg; 607100384Speter struct itimerval32 *p32, *op32, s32; 608100384Speter struct itimerval *p = NULL, *op = NULL, s; 609100384Speter 610107849Salfred p32 = uap->itv; 611100384Speter if (p32) { 612100384Speter sg = stackgap_init(); 613100384Speter p = stackgap_alloc(&sg, sizeof(struct itimerval)); 614107849Salfred uap->itv = (struct itimerval32 *)p; 615100384Speter error = copyin(p32, &s32, sizeof(s32)); 616100384Speter if (error) 617100384Speter return (error); 618100384Speter TV_CP(s32, s, it_interval); 619100384Speter TV_CP(s32, s, it_value); 620100384Speter error = copyout(&s, p, sizeof(s)); 621100384Speter if (error) 622100384Speter return (error); 623100384Speter } 624107849Salfred op32 = uap->oitv; 625100384Speter if (op32) { 626100384Speter sg = stackgap_init(); 627100384Speter op = stackgap_alloc(&sg, sizeof(struct itimerval)); 628107849Salfred uap->oitv = (struct itimerval32 *)op; 629100384Speter } 630100384Speter error = setitimer(td, (struct setitimer_args *) uap); 631100384Speter if (error) 632100384Speter return (error); 633100384Speter if (op32) { 634100384Speter error = copyin(op, &s, sizeof(s)); 635100384Speter if (error) 636100384Speter return (error); 637100384Speter TV_CP(s, s32, it_interval); 638100384Speter TV_CP(s, s32, it_value); 639100384Speter error = copyout(&s32, op32, sizeof(s32)); 640100384Speter } 641100384Speter return (error); 642100384Speter} 643100384Speter 644100384Speterint 645100384Speteria32_select(struct thread *td, struct ia32_select_args *uap) 646100384Speter{ 647100384Speter int error; 648100384Speter caddr_t sg; 649100384Speter struct timeval32 *p32, s32; 650100384Speter struct timeval *p = NULL, s; 651100384Speter 652107849Salfred p32 = uap->tv; 653100384Speter if (p32) { 654100384Speter sg = stackgap_init(); 655100384Speter p = stackgap_alloc(&sg, sizeof(struct timeval)); 656107849Salfred uap->tv = (struct timeval32 *)p; 657100384Speter error = copyin(p32, &s32, sizeof(s32)); 658100384Speter if (error) 659100384Speter return (error); 660100384Speter CP(s32, s, tv_sec); 661100384Speter CP(s32, s, tv_usec); 662100384Speter error = copyout(&s, p, sizeof(s)); 663100384Speter if (error) 664100384Speter return (error); 665100384Speter } 666100384Speter /* 667100384Speter * XXX big-endian needs to convert the fd_sets too. 668100384Speter */ 669100384Speter return (select(td, (struct select_args *) uap)); 670100384Speter} 671100384Speter 672100384Speterint 673100384Speteria32_gettimeofday(struct thread *td, struct ia32_gettimeofday_args *uap) 674100384Speter{ 675100384Speter int error; 676100384Speter caddr_t sg; 677100384Speter struct timeval32 *p32, s32; 678100384Speter struct timeval *p = NULL, s; 679100384Speter 680107849Salfred p32 = uap->tp; 681100384Speter if (p32) { 682100384Speter sg = stackgap_init(); 683100384Speter p = stackgap_alloc(&sg, sizeof(struct timeval)); 684107849Salfred uap->tp = (struct timeval32 *)p; 685100384Speter } 686100384Speter error = gettimeofday(td, (struct gettimeofday_args *) uap); 687100384Speter if (error) 688100384Speter return (error); 689100384Speter if (p32) { 690100384Speter error = copyin(p, &s, sizeof(s)); 691100384Speter if (error) 692100384Speter return (error); 693100384Speter CP(s, s32, tv_sec); 694100384Speter CP(s, s32, tv_usec); 695100384Speter error = copyout(&s32, p32, sizeof(s32)); 696100384Speter if (error) 697100384Speter return (error); 698100384Speter } 699100384Speter return (error); 700100384Speter} 701100384Speter 702100384Speterint 703100384Speteria32_getrusage(struct thread *td, struct ia32_getrusage_args *uap) 704100384Speter{ 705100384Speter int error; 706100384Speter caddr_t sg; 707100384Speter struct rusage32 *p32, s32; 708100384Speter struct rusage *p = NULL, s; 709100384Speter 710107849Salfred p32 = uap->rusage; 711100384Speter if (p32) { 712100384Speter sg = stackgap_init(); 713100384Speter p = stackgap_alloc(&sg, sizeof(struct rusage)); 714107849Salfred uap->rusage = (struct rusage32 *)p; 715100384Speter } 716100384Speter error = getrusage(td, (struct getrusage_args *) uap); 717100384Speter if (error) 718100384Speter return (error); 719100384Speter if (p32) { 720100384Speter error = copyin(p, &s, sizeof(s)); 721100384Speter if (error) 722100384Speter return (error); 723100384Speter TV_CP(s, s32, ru_utime); 724100384Speter TV_CP(s, s32, ru_stime); 725100384Speter CP(s, s32, ru_maxrss); 726100384Speter CP(s, s32, ru_ixrss); 727100384Speter CP(s, s32, ru_idrss); 728100384Speter CP(s, s32, ru_isrss); 729100384Speter CP(s, s32, ru_minflt); 730100384Speter CP(s, s32, ru_majflt); 731100384Speter CP(s, s32, ru_nswap); 732100384Speter CP(s, s32, ru_inblock); 733100384Speter CP(s, s32, ru_oublock); 734100384Speter CP(s, s32, ru_msgsnd); 735100384Speter CP(s, s32, ru_msgrcv); 736100384Speter CP(s, s32, ru_nsignals); 737100384Speter CP(s, s32, ru_nvcsw); 738100384Speter CP(s, s32, ru_nivcsw); 739100384Speter error = copyout(&s32, p32, sizeof(s32)); 740100384Speter } 741100384Speter return (error); 742100384Speter} 743100384Speter 744100384Speterstruct iovec32 { 745100384Speter u_int32_t iov_base; 746100384Speter int iov_len; 747100384Speter}; 748100384Speter#define STACKGAPLEN 400 749100384Speter 750100384Speterint 751100384Speteria32_readv(struct thread *td, struct ia32_readv_args *uap) 752100384Speter{ 753100384Speter int error, osize, nsize, i; 754100384Speter caddr_t sg; 755100384Speter struct readv_args /* { 756100384Speter syscallarg(int) fd; 757100384Speter syscallarg(struct iovec *) iovp; 758100384Speter syscallarg(u_int) iovcnt; 759100384Speter } */ a; 760100384Speter struct iovec32 *oio; 761100384Speter struct iovec *nio; 762100384Speter 763100384Speter sg = stackgap_init(); 764100384Speter 765107849Salfred if (uap->iovcnt > (STACKGAPLEN / sizeof (struct iovec))) 766100384Speter return (EINVAL); 767100384Speter 768107849Salfred osize = uap->iovcnt * sizeof (struct iovec32); 769107849Salfred nsize = uap->iovcnt * sizeof (struct iovec); 770100384Speter 771111119Simp oio = malloc(osize, M_TEMP, M_WAITOK); 772111119Simp nio = malloc(nsize, M_TEMP, M_WAITOK); 773100384Speter 774100384Speter error = 0; 775107849Salfred if ((error = copyin(uap->iovp, oio, osize))) 776100384Speter goto punt; 777107849Salfred for (i = 0; i < uap->iovcnt; i++) { 778100384Speter nio[i].iov_base = PTRIN(oio[i].iov_base); 779100384Speter nio[i].iov_len = oio[i].iov_len; 780100384Speter } 781100384Speter 782107849Salfred a.fd = uap->fd; 783107849Salfred a.iovp = stackgap_alloc(&sg, nsize); 784107849Salfred a.iovcnt = uap->iovcnt; 785100384Speter 786107849Salfred if ((error = copyout(nio, (caddr_t)a.iovp, nsize))) 787100384Speter goto punt; 788100384Speter error = readv(td, &a); 789100384Speter 790100384Speterpunt: 791100384Speter free(oio, M_TEMP); 792100384Speter free(nio, M_TEMP); 793100384Speter return (error); 794100384Speter} 795100384Speter 796100384Speterint 797100384Speteria32_writev(struct thread *td, struct ia32_writev_args *uap) 798100384Speter{ 799100384Speter int error, i, nsize, osize; 800100384Speter caddr_t sg; 801100384Speter struct writev_args /* { 802100384Speter syscallarg(int) fd; 803100384Speter syscallarg(struct iovec *) iovp; 804100384Speter syscallarg(u_int) iovcnt; 805100384Speter } */ a; 806100384Speter struct iovec32 *oio; 807100384Speter struct iovec *nio; 808100384Speter 809100384Speter sg = stackgap_init(); 810100384Speter 811107849Salfred if (uap->iovcnt > (STACKGAPLEN / sizeof (struct iovec))) 812100384Speter return (EINVAL); 813100384Speter 814107849Salfred osize = uap->iovcnt * sizeof (struct iovec32); 815107849Salfred nsize = uap->iovcnt * sizeof (struct iovec); 816100384Speter 817111119Simp oio = malloc(osize, M_TEMP, M_WAITOK); 818111119Simp nio = malloc(nsize, M_TEMP, M_WAITOK); 819100384Speter 820100384Speter error = 0; 821107849Salfred if ((error = copyin(uap->iovp, oio, osize))) 822100384Speter goto punt; 823107849Salfred for (i = 0; i < uap->iovcnt; i++) { 824100384Speter nio[i].iov_base = PTRIN(oio[i].iov_base); 825100384Speter nio[i].iov_len = oio[i].iov_len; 826100384Speter } 827100384Speter 828107849Salfred a.fd = uap->fd; 829107849Salfred a.iovp = stackgap_alloc(&sg, nsize); 830107849Salfred a.iovcnt = uap->iovcnt; 831100384Speter 832107849Salfred if ((error = copyout(nio, (caddr_t)a.iovp, nsize))) 833100384Speter goto punt; 834100384Speter error = writev(td, &a); 835100384Speter 836100384Speterpunt: 837100384Speter free(oio, M_TEMP); 838100384Speter free(nio, M_TEMP); 839100384Speter return (error); 840100384Speter} 841100384Speter 842100384Speterint 843100384Speteria32_settimeofday(struct thread *td, struct ia32_settimeofday_args *uap) 844100384Speter{ 845100384Speter int error; 846100384Speter caddr_t sg; 847100384Speter struct timeval32 *p32, s32; 848100384Speter struct timeval *p = NULL, s; 849100384Speter 850107849Salfred p32 = uap->tv; 851100384Speter if (p32) { 852100384Speter sg = stackgap_init(); 853100384Speter p = stackgap_alloc(&sg, sizeof(struct timeval)); 854107849Salfred uap->tv = (struct timeval32 *)p; 855100384Speter error = copyin(p32, &s32, sizeof(s32)); 856100384Speter if (error) 857100384Speter return (error); 858100384Speter CP(s32, s, tv_sec); 859100384Speter CP(s32, s, tv_usec); 860100384Speter error = copyout(&s, p, sizeof(s)); 861100384Speter if (error) 862100384Speter return (error); 863100384Speter } 864100384Speter return (settimeofday(td, (struct settimeofday_args *) uap)); 865100384Speter} 866100384Speter 867100384Speterint 868100384Speteria32_utimes(struct thread *td, struct ia32_utimes_args *uap) 869100384Speter{ 870100384Speter int error; 871100384Speter caddr_t sg; 872100384Speter struct timeval32 *p32, s32[2]; 873100384Speter struct timeval *p = NULL, s[2]; 874100384Speter 875107849Salfred p32 = uap->tptr; 876100384Speter if (p32) { 877100384Speter sg = stackgap_init(); 878100384Speter p = stackgap_alloc(&sg, 2*sizeof(struct timeval)); 879107849Salfred uap->tptr = (struct timeval32 *)p; 880100384Speter error = copyin(p32, s32, sizeof(s32)); 881100384Speter if (error) 882100384Speter return (error); 883100384Speter CP(s32[0], s[0], tv_sec); 884100384Speter CP(s32[0], s[0], tv_usec); 885100384Speter CP(s32[1], s[1], tv_sec); 886100384Speter CP(s32[1], s[1], tv_usec); 887100384Speter error = copyout(s, p, sizeof(s)); 888100384Speter if (error) 889100384Speter return (error); 890100384Speter } 891100384Speter return (utimes(td, (struct utimes_args *) uap)); 892100384Speter} 893100384Speter 894100384Speterint 895100384Speteria32_adjtime(struct thread *td, struct ia32_adjtime_args *uap) 896100384Speter{ 897100384Speter int error; 898100384Speter caddr_t sg; 899100384Speter struct timeval32 *p32, *op32, s32; 900100384Speter struct timeval *p = NULL, *op = NULL, s; 901100384Speter 902107849Salfred p32 = uap->delta; 903100384Speter if (p32) { 904100384Speter sg = stackgap_init(); 905100384Speter p = stackgap_alloc(&sg, sizeof(struct timeval)); 906107849Salfred uap->delta = (struct timeval32 *)p; 907100384Speter error = copyin(p32, &s32, sizeof(s32)); 908100384Speter if (error) 909100384Speter return (error); 910100384Speter CP(s32, s, tv_sec); 911100384Speter CP(s32, s, tv_usec); 912100384Speter error = copyout(&s, p, sizeof(s)); 913100384Speter if (error) 914100384Speter return (error); 915100384Speter } 916107849Salfred op32 = uap->olddelta; 917100384Speter if (op32) { 918100384Speter sg = stackgap_init(); 919100384Speter op = stackgap_alloc(&sg, sizeof(struct timeval)); 920107849Salfred uap->olddelta = (struct timeval32 *)op; 921100384Speter } 922100384Speter error = utimes(td, (struct utimes_args *) uap); 923100384Speter if (error) 924100384Speter return error; 925100384Speter if (op32) { 926100384Speter error = copyin(op, &s, sizeof(s)); 927100384Speter if (error) 928100384Speter return (error); 929100384Speter CP(s, s32, tv_sec); 930100384Speter CP(s, s32, tv_usec); 931100384Speter error = copyout(&s32, op32, sizeof(s32)); 932100384Speter } 933100384Speter return (error); 934100384Speter} 935100384Speter 936100384Speterint 937100384Speteria32_statfs(struct thread *td, struct ia32_statfs_args *uap) 938100384Speter{ 939100384Speter int error; 940100384Speter caddr_t sg; 941100384Speter struct statfs32 *p32, s32; 942100384Speter struct statfs *p = NULL, s; 943100384Speter 944107849Salfred p32 = uap->buf; 945100384Speter if (p32) { 946100384Speter sg = stackgap_init(); 947100384Speter p = stackgap_alloc(&sg, sizeof(struct statfs)); 948107849Salfred uap->buf = (struct statfs32 *)p; 949100384Speter } 950100384Speter error = statfs(td, (struct statfs_args *) uap); 951100384Speter if (error) 952100384Speter return (error); 953100384Speter if (p32) { 954100384Speter error = copyin(p, &s, sizeof(s)); 955100384Speter if (error) 956100384Speter return (error); 957100384Speter copy_statfs(&s, &s32); 958100384Speter error = copyout(&s32, p32, sizeof(s32)); 959100384Speter } 960100384Speter return (error); 961100384Speter} 962100384Speter 963100384Speterint 964100384Speteria32_fstatfs(struct thread *td, struct ia32_fstatfs_args *uap) 965100384Speter{ 966100384Speter int error; 967100384Speter caddr_t sg; 968100384Speter struct statfs32 *p32, s32; 969100384Speter struct statfs *p = NULL, s; 970100384Speter 971107849Salfred p32 = uap->buf; 972100384Speter if (p32) { 973100384Speter sg = stackgap_init(); 974100384Speter p = stackgap_alloc(&sg, sizeof(struct statfs)); 975107849Salfred uap->buf = (struct statfs32 *)p; 976100384Speter } 977100384Speter error = fstatfs(td, (struct fstatfs_args *) uap); 978100384Speter if (error) 979100384Speter return (error); 980100384Speter if (p32) { 981100384Speter error = copyin(p, &s, sizeof(s)); 982100384Speter if (error) 983100384Speter return (error); 984100384Speter copy_statfs(&s, &s32); 985100384Speter error = copyout(&s32, p32, sizeof(s32)); 986100384Speter } 987100384Speter return (error); 988100384Speter} 989100384Speter 990100384Speterint 991100384Speteria32_semsys(struct thread *td, struct ia32_semsys_args *uap) 992100384Speter{ 993100384Speter /* 994100384Speter * Vector through to semsys if it is loaded. 995100384Speter */ 996100384Speter return sysent[169].sy_call(td, uap); 997100384Speter} 998100384Speter 999100384Speterint 1000100384Speteria32_msgsys(struct thread *td, struct ia32_msgsys_args *uap) 1001100384Speter{ 1002100384Speter /* 1003100384Speter * Vector through to msgsys if it is loaded. 1004100384Speter */ 1005100384Speter return sysent[170].sy_call(td, uap); 1006100384Speter} 1007100384Speter 1008100384Speterint 1009100384Speteria32_shmsys(struct thread *td, struct ia32_shmsys_args *uap) 1010100384Speter{ 1011100384Speter /* 1012100384Speter * Vector through to shmsys if it is loaded. 1013100384Speter */ 1014100384Speter return sysent[171].sy_call(td, uap); 1015100384Speter} 1016100384Speter 1017100384Speterint 1018100384Speteria32_pread(struct thread *td, struct ia32_pread_args *uap) 1019100384Speter{ 1020100384Speter struct pread_args ap; 1021100384Speter 1022107849Salfred ap.fd = uap->fd; 1023107849Salfred ap.buf = uap->buf; 1024107849Salfred ap.nbyte = uap->nbyte; 1025107849Salfred ap.offset = (uap->offsetlo 1026107849Salfred | ((off_t)uap->offsethi << 32)); 1027100384Speter return (pread(td, &ap)); 1028100384Speter} 1029100384Speter 1030100384Speterint 1031100384Speteria32_pwrite(struct thread *td, struct ia32_pwrite_args *uap) 1032100384Speter{ 1033100384Speter struct pwrite_args ap; 1034100384Speter 1035107849Salfred ap.fd = uap->fd; 1036107849Salfred ap.buf = uap->buf; 1037107849Salfred ap.nbyte = uap->nbyte; 1038107849Salfred ap.offset = (uap->offsetlo 1039107849Salfred | ((off_t)uap->offsethi << 32)); 1040100384Speter return (pwrite(td, &ap)); 1041100384Speter} 1042100384Speter 1043100384Speterint 1044100384Speteria32_lseek(struct thread *td, struct ia32_lseek_args *uap) 1045100384Speter{ 1046100384Speter int error; 1047100384Speter struct lseek_args ap; 1048100384Speter off_t pos; 1049100384Speter 1050107849Salfred ap.fd = uap->fd; 1051107849Salfred ap.offset = (uap->offsetlo 1052107849Salfred | ((off_t)uap->offsethi << 32)); 1053107849Salfred ap.whence = uap->whence; 1054100384Speter error = lseek(td, &ap); 1055100384Speter /* Expand the quad return into two parts for eax and edx */ 1056100384Speter pos = *(off_t *)(td->td_retval); 1057100384Speter td->td_retval[0] = pos & 0xffffffff; /* %eax */ 1058100384Speter td->td_retval[1] = pos >> 32; /* %edx */ 1059100384Speter return error; 1060100384Speter} 1061100384Speter 1062100384Speterint 1063100384Speteria32_truncate(struct thread *td, struct ia32_truncate_args *uap) 1064100384Speter{ 1065100384Speter struct truncate_args ap; 1066100384Speter 1067107849Salfred ap.path = uap->path; 1068107849Salfred ap.length = (uap->lengthlo 1069107849Salfred | ((off_t)uap->lengthhi << 32)); 1070100384Speter return (truncate(td, &ap)); 1071100384Speter} 1072100384Speter 1073100384Speterint 1074100384Speteria32_ftruncate(struct thread *td, struct ia32_ftruncate_args *uap) 1075100384Speter{ 1076100384Speter struct ftruncate_args ap; 1077100384Speter 1078107849Salfred ap.fd = uap->fd; 1079107849Salfred ap.length = (uap->lengthlo 1080107849Salfred | ((off_t)uap->lengthhi << 32)); 1081100384Speter return (ftruncate(td, &ap)); 1082100384Speter} 1083100384Speter 1084104738Speter#ifdef COMPAT_FREEBSD4 1085100384Speterint 1086104738Speterfreebsd4_ia32_sendfile(struct thread *td, 1087104738Speter struct freebsd4_ia32_sendfile_args *uap) 1088104738Speter{ 1089104738Speter struct freebsd4_sendfile_args ap; 1090104738Speter 1091107849Salfred ap.fd = uap->fd; 1092107849Salfred ap.s = uap->s; 1093107849Salfred ap.offset = (uap->offsetlo 1094107849Salfred | ((off_t)uap->offsethi << 32)); 1095107849Salfred ap.nbytes = uap->nbytes; /* XXX check */ 1096107849Salfred ap.hdtr = uap->hdtr; /* XXX check */ 1097107849Salfred ap.sbytes = uap->sbytes; /* XXX FIXME!! */ 1098107849Salfred ap.flags = uap->flags; 1099104738Speter return (freebsd4_sendfile(td, &ap)); 1100104738Speter} 1101104738Speter#endif 1102104738Speter 1103104738Speterint 1104100384Speteria32_sendfile(struct thread *td, struct ia32_sendfile_args *uap) 1105100384Speter{ 1106100384Speter struct sendfile_args ap; 1107100384Speter 1108107849Salfred ap.fd = uap->fd; 1109107849Salfred ap.s = uap->s; 1110107849Salfred ap.offset = (uap->offsetlo 1111107849Salfred | ((off_t)uap->offsethi << 32)); 1112107849Salfred ap.nbytes = uap->nbytes; /* XXX check */ 1113107849Salfred ap.hdtr = uap->hdtr; /* XXX check */ 1114107849Salfred ap.sbytes = uap->sbytes; /* XXX FIXME!! */ 1115107849Salfred ap.flags = uap->flags; 1116100384Speter return (sendfile(td, &ap)); 1117100384Speter} 1118100384Speter 1119100384Speterstruct stat32 { 1120100384Speter udev_t st_dev; 1121100384Speter ino_t st_ino; 1122100384Speter mode_t st_mode; 1123100384Speter nlink_t st_nlink; 1124100384Speter uid_t st_uid; 1125100384Speter gid_t st_gid; 1126100384Speter udev_t st_rdev; 1127100384Speter struct timespec32 st_atimespec; 1128100384Speter struct timespec32 st_mtimespec; 1129100384Speter struct timespec32 st_ctimespec; 1130100384Speter off_t st_size; 1131100384Speter int64_t st_blocks; 1132100384Speter u_int32_t st_blksize; 1133100384Speter u_int32_t st_flags; 1134100384Speter u_int32_t st_gen; 1135100384Speter}; 1136100384Speter 1137100384Speterstatic void 1138100384Spetercopy_stat( struct stat *in, struct stat32 *out) 1139100384Speter{ 1140100384Speter CP(*in, *out, st_dev); 1141100384Speter CP(*in, *out, st_ino); 1142100384Speter CP(*in, *out, st_mode); 1143100384Speter CP(*in, *out, st_nlink); 1144100384Speter CP(*in, *out, st_uid); 1145100384Speter CP(*in, *out, st_gid); 1146100384Speter CP(*in, *out, st_rdev); 1147100384Speter TS_CP(*in, *out, st_atimespec); 1148100384Speter TS_CP(*in, *out, st_mtimespec); 1149100384Speter TS_CP(*in, *out, st_ctimespec); 1150100384Speter CP(*in, *out, st_size); 1151100384Speter CP(*in, *out, st_blocks); 1152100384Speter CP(*in, *out, st_blksize); 1153100384Speter CP(*in, *out, st_flags); 1154100384Speter CP(*in, *out, st_gen); 1155100384Speter} 1156100384Speter 1157100384Speterint 1158100384Speteria32_stat(struct thread *td, struct ia32_stat_args *uap) 1159100384Speter{ 1160100384Speter int error; 1161100384Speter caddr_t sg; 1162100384Speter struct stat32 *p32, s32; 1163100384Speter struct stat *p = NULL, s; 1164100384Speter 1165107849Salfred p32 = uap->ub; 1166100384Speter if (p32) { 1167100384Speter sg = stackgap_init(); 1168100384Speter p = stackgap_alloc(&sg, sizeof(struct stat)); 1169107849Salfred uap->ub = (struct stat32 *)p; 1170100384Speter } 1171100384Speter error = stat(td, (struct stat_args *) uap); 1172100384Speter if (error) 1173100384Speter return (error); 1174100384Speter if (p32) { 1175100384Speter error = copyin(p, &s, sizeof(s)); 1176100384Speter if (error) 1177100384Speter return (error); 1178100384Speter copy_stat(&s, &s32); 1179100384Speter error = copyout(&s32, p32, sizeof(s32)); 1180100384Speter } 1181100384Speter return (error); 1182100384Speter} 1183100384Speter 1184100384Speterint 1185100384Speteria32_fstat(struct thread *td, struct ia32_fstat_args *uap) 1186100384Speter{ 1187100384Speter int error; 1188100384Speter caddr_t sg; 1189100384Speter struct stat32 *p32, s32; 1190100384Speter struct stat *p = NULL, s; 1191100384Speter 1192107849Salfred p32 = uap->ub; 1193100384Speter if (p32) { 1194100384Speter sg = stackgap_init(); 1195100384Speter p = stackgap_alloc(&sg, sizeof(struct stat)); 1196107849Salfred uap->ub = (struct stat32 *)p; 1197100384Speter } 1198100384Speter error = fstat(td, (struct fstat_args *) uap); 1199100384Speter if (error) 1200100384Speter return (error); 1201100384Speter if (p32) { 1202100384Speter error = copyin(p, &s, sizeof(s)); 1203100384Speter if (error) 1204100384Speter return (error); 1205100384Speter copy_stat(&s, &s32); 1206100384Speter error = copyout(&s32, p32, sizeof(s32)); 1207100384Speter } 1208100384Speter return (error); 1209100384Speter} 1210100384Speter 1211100384Speterint 1212100384Speteria32_lstat(struct thread *td, struct ia32_lstat_args *uap) 1213100384Speter{ 1214100384Speter int error; 1215100384Speter caddr_t sg; 1216100384Speter struct stat32 *p32, s32; 1217100384Speter struct stat *p = NULL, s; 1218100384Speter 1219107849Salfred p32 = uap->ub; 1220100384Speter if (p32) { 1221100384Speter sg = stackgap_init(); 1222100384Speter p = stackgap_alloc(&sg, sizeof(struct stat)); 1223107849Salfred uap->ub = (struct stat32 *)p; 1224100384Speter } 1225100384Speter error = lstat(td, (struct lstat_args *) uap); 1226100384Speter if (error) 1227100384Speter return (error); 1228100384Speter if (p32) { 1229100384Speter error = copyin(p, &s, sizeof(s)); 1230100384Speter if (error) 1231100384Speter return (error); 1232100384Speter copy_stat(&s, &s32); 1233100384Speter error = copyout(&s32, p32, sizeof(s32)); 1234100384Speter } 1235100384Speter return (error); 1236100384Speter} 1237100384Speter 1238100384Speter/* 1239100384Speter * MPSAFE 1240100384Speter */ 1241100384Speterint 1242100384Speteria32_sysctl(struct thread *td, struct ia32_sysctl_args *uap) 1243100384Speter{ 1244100384Speter int error, name[CTL_MAXNAME]; 1245100384Speter size_t j, oldlen; 1246100384Speter 1247100384Speter if (uap->namelen > CTL_MAXNAME || uap->namelen < 2) 1248100384Speter return (EINVAL); 1249100384Speter 1250100384Speter error = copyin(uap->name, &name, uap->namelen * sizeof(int)); 1251100384Speter if (error) 1252100384Speter return (error); 1253100384Speter 1254100384Speter mtx_lock(&Giant); 1255100384Speter 1256100384Speter if (uap->oldlenp) 1257100384Speter oldlen = fuword32(uap->oldlenp); 1258100384Speter else 1259100384Speter oldlen = 0; 1260100384Speter error = userland_sysctl(td, name, uap->namelen, 1261100384Speter uap->old, &oldlen, 1, 1262100384Speter uap->new, uap->newlen, &j); 1263100384Speter if (error && error != ENOMEM) 1264100384Speter goto done2; 1265100384Speter if (uap->oldlenp) { 1266100384Speter suword32(uap->oldlenp, j); 1267100384Speter } 1268100384Speterdone2: 1269100384Speter mtx_unlock(&Giant); 1270100384Speter return (error); 1271100384Speter} 1272100384Speter 1273100384Speterstruct sigaction32 { 1274100384Speter u_int32_t sa_u; 1275100384Speter int sa_flags; 1276100384Speter sigset_t sa_mask; 1277100384Speter}; 1278100384Speter 1279100384Speterint 1280100384Speteria32_sigaction(struct thread *td, struct ia32_sigaction_args *uap) 1281100384Speter{ 1282100384Speter int error; 1283100384Speter caddr_t sg; 1284100384Speter struct sigaction32 *p32, *op32, s32; 1285100384Speter struct sigaction *p = NULL, *op = NULL, s; 1286100384Speter 1287107849Salfred p32 = uap->act; 1288100384Speter if (p32) { 1289100384Speter sg = stackgap_init(); 1290100384Speter p = stackgap_alloc(&sg, sizeof(struct sigaction)); 1291107849Salfred uap->act = (struct sigaction32 *)p; 1292100384Speter error = copyin(p32, &s32, sizeof(s32)); 1293100384Speter if (error) 1294100384Speter return (error); 1295100384Speter s.sa_handler = PTRIN(s32.sa_u); 1296100384Speter CP(s32, s, sa_flags); 1297100384Speter CP(s32, s, sa_mask); 1298100384Speter error = copyout(&s, p, sizeof(s)); 1299100384Speter if (error) 1300100384Speter return (error); 1301100384Speter } 1302107849Salfred op32 = uap->oact; 1303100384Speter if (op32) { 1304100384Speter sg = stackgap_init(); 1305100384Speter op = stackgap_alloc(&sg, sizeof(struct sigaction)); 1306107849Salfred uap->oact = (struct sigaction32 *)op; 1307100384Speter } 1308100384Speter error = sigaction(td, (struct sigaction_args *) uap); 1309100384Speter if (error) 1310100384Speter return (error); 1311100384Speter if (op32) { 1312100384Speter error = copyin(op, &s, sizeof(s)); 1313100384Speter if (error) 1314100384Speter return (error); 1315100384Speter s32.sa_u = PTROUT(s.sa_handler); 1316100384Speter CP(s, s32, sa_flags); 1317100384Speter CP(s, s32, sa_mask); 1318100384Speter error = copyout(&s32, op32, sizeof(s32)); 1319100384Speter } 1320100384Speter return (error); 1321100384Speter} 1322100384Speter 1323100384Speter#if 0 1324100384Speter 1325100384Speterint 1326100384Speteria32_xxx(struct thread *td, struct ia32_xxx_args *uap) 1327100384Speter{ 1328100384Speter int error; 1329100384Speter caddr_t sg; 1330100384Speter struct yyy32 *p32, s32; 1331100384Speter struct yyy *p = NULL, s; 1332100384Speter 1333107849Salfred p32 = uap->zzz; 1334100384Speter if (p32) { 1335100384Speter sg = stackgap_init(); 1336100384Speter p = stackgap_alloc(&sg, sizeof(struct yyy)); 1337107849Salfred uap->zzz = (struct yyy32 *)p; 1338100384Speter error = copyin(p32, &s32, sizeof(s32)); 1339100384Speter if (error) 1340100384Speter return (error); 1341100384Speter /* translate in */ 1342100384Speter error = copyout(&s, p, sizeof(s)); 1343100384Speter if (error) 1344100384Speter return (error); 1345100384Speter } 1346100384Speter error = xxx(td, (struct xxx_args *) uap); 1347100384Speter if (error) 1348100384Speter return (error); 1349100384Speter if (p32) { 1350100384Speter error = copyin(p, &s, sizeof(s)); 1351100384Speter if (error) 1352100384Speter return (error); 1353100384Speter /* translate out */ 1354100384Speter error = copyout(&s32, p32, sizeof(s32)); 1355100384Speter } 1356100384Speter return (error); 1357100384Speter} 1358100384Speter 1359100384Speter#endif 1360