freebsd32_misc.c revision 210545
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 27118031Sobrien#include <sys/cdefs.h> 28118031Sobrien__FBSDID("$FreeBSD: head/sys/compat/freebsd32/freebsd32_misc.c 210545 2010-07-27 17:31:03Z alc $"); 29118031Sobrien 30104738Speter#include "opt_compat.h" 31191673Sjamie#include "opt_inet.h" 32191673Sjamie#include "opt_inet6.h" 33104738Speter 34205014Snwhitehorn#define __ELF_WORD_SIZE 32 35205014Snwhitehorn 36100384Speter#include <sys/param.h> 37100384Speter#include <sys/bus.h> 38162954Sphk#include <sys/clock.h> 39100384Speter#include <sys/exec.h> 40100384Speter#include <sys/fcntl.h> 41100384Speter#include <sys/filedesc.h> 42100384Speter#include <sys/imgact.h> 43185435Sbz#include <sys/jail.h> 44100384Speter#include <sys/kernel.h> 45161343Sjkim#include <sys/limits.h> 46100384Speter#include <sys/lock.h> 47100384Speter#include <sys/malloc.h> 48100384Speter#include <sys/file.h> /* Must come after sys/malloc.h */ 49205014Snwhitehorn#include <sys/imgact.h> 50151909Sps#include <sys/mbuf.h> 51100384Speter#include <sys/mman.h> 52100384Speter#include <sys/module.h> 53100384Speter#include <sys/mount.h> 54100384Speter#include <sys/mutex.h> 55183044Sobrien#include <sys/namei.h> 56100384Speter#include <sys/proc.h> 57100384Speter#include <sys/reboot.h> 58100384Speter#include <sys/resource.h> 59100384Speter#include <sys/resourcevar.h> 60100384Speter#include <sys/selinfo.h> 61146950Sps#include <sys/eventvar.h> /* Must come after sys/selinfo.h */ 62100384Speter#include <sys/pipe.h> /* Must come after sys/selinfo.h */ 63100384Speter#include <sys/signal.h> 64100384Speter#include <sys/signalvar.h> 65100384Speter#include <sys/socket.h> 66100384Speter#include <sys/socketvar.h> 67100384Speter#include <sys/stat.h> 68150883Sjhb#include <sys/syscall.h> 69113859Sjhb#include <sys/syscallsubr.h> 70100384Speter#include <sys/sysctl.h> 71100384Speter#include <sys/sysent.h> 72100384Speter#include <sys/sysproto.h> 73183044Sobrien#include <sys/systm.h> 74162551Sdavidxu#include <sys/thr.h> 75100384Speter#include <sys/unistd.h> 76162551Sdavidxu#include <sys/ucontext.h> 77100384Speter#include <sys/vnode.h> 78127140Sjhb#include <sys/wait.h> 79157285Sps#include <sys/ipc.h> 80174381Sjhb#include <sys/msg.h> 81174381Sjhb#include <sys/sem.h> 82157285Sps#include <sys/shm.h> 83100384Speter 84191673Sjamie#ifdef INET 85191673Sjamie#include <netinet/in.h> 86191673Sjamie#endif 87191673Sjamie 88100384Speter#include <vm/vm.h> 89100384Speter#include <vm/vm_param.h> 90100384Speter#include <vm/pmap.h> 91100384Speter#include <vm/vm_map.h> 92100384Speter#include <vm/vm_object.h> 93100384Speter#include <vm/vm_extern.h> 94100384Speter 95151582Sps#include <machine/cpu.h> 96205014Snwhitehorn#include <machine/elf.h> 97151582Sps 98183188Sobrien#include <security/audit/audit.h> 99183188Sobrien 100119333Speter#include <compat/freebsd32/freebsd32_util.h> 101119333Speter#include <compat/freebsd32/freebsd32.h> 102174380Sjhb#include <compat/freebsd32/freebsd32_ipc.h> 103163018Sdavidxu#include <compat/freebsd32/freebsd32_signal.h> 104119333Speter#include <compat/freebsd32/freebsd32_proto.h> 105100384Speter 106121719SpeterCTASSERT(sizeof(struct timeval32) == 8); 107121719SpeterCTASSERT(sizeof(struct timespec32) == 8); 108174377SjhbCTASSERT(sizeof(struct itimerval32) == 16); 109121719SpeterCTASSERT(sizeof(struct statfs32) == 256); 110121719SpeterCTASSERT(sizeof(struct rusage32) == 72); 111174377SjhbCTASSERT(sizeof(struct sigaltstack32) == 12); 112174377SjhbCTASSERT(sizeof(struct kevent32) == 20); 113174377SjhbCTASSERT(sizeof(struct iovec32) == 8); 114174377SjhbCTASSERT(sizeof(struct msghdr32) == 28); 115174377SjhbCTASSERT(sizeof(struct stat32) == 96); 116174377SjhbCTASSERT(sizeof(struct sigaction32) == 24); 117121719Speter 118174377Sjhbstatic int freebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count); 119174377Sjhbstatic int freebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count); 120174377Sjhb 121205014Snwhitehorn#if BYTE_ORDER == BIG_ENDIAN 122205014Snwhitehorn#define PAIR32TO64(type, name) ((name ## 2) | ((type)(name ## 1) << 32)) 123205014Snwhitehorn#define RETVAL_HI 0 124205014Snwhitehorn#define RETVAL_LO 1 125205014Snwhitehorn#else 126205014Snwhitehorn#define PAIR32TO64(type, name) ((name ## 1) | ((type)(name ## 2) << 32)) 127205014Snwhitehorn#define RETVAL_HI 1 128205014Snwhitehorn#define RETVAL_LO 0 129205014Snwhitehorn#endif 130205014Snwhitehorn 131207007Skibvoid 132207007Skibfreebsd32_rusage_out(const struct rusage *s, struct rusage32 *s32) 133207007Skib{ 134207007Skib 135207007Skib TV_CP(*s, *s32, ru_utime); 136207007Skib TV_CP(*s, *s32, ru_stime); 137207007Skib CP(*s, *s32, ru_maxrss); 138207007Skib CP(*s, *s32, ru_ixrss); 139207007Skib CP(*s, *s32, ru_idrss); 140207007Skib CP(*s, *s32, ru_isrss); 141207007Skib CP(*s, *s32, ru_minflt); 142207007Skib CP(*s, *s32, ru_majflt); 143207007Skib CP(*s, *s32, ru_nswap); 144207007Skib CP(*s, *s32, ru_inblock); 145207007Skib CP(*s, *s32, ru_oublock); 146207007Skib CP(*s, *s32, ru_msgsnd); 147207007Skib CP(*s, *s32, ru_msgrcv); 148207007Skib CP(*s, *s32, ru_nsignals); 149207007Skib CP(*s, *s32, ru_nvcsw); 150207007Skib CP(*s, *s32, ru_nivcsw); 151207007Skib} 152207007Skib 153100384Speterint 154119333Speterfreebsd32_wait4(struct thread *td, struct freebsd32_wait4_args *uap) 155100384Speter{ 156127140Sjhb int error, status; 157127140Sjhb struct rusage32 ru32; 158136152Sjhb struct rusage ru, *rup; 159100384Speter 160136152Sjhb if (uap->rusage != NULL) 161136152Sjhb rup = &ru; 162136152Sjhb else 163136152Sjhb rup = NULL; 164136152Sjhb error = kern_wait(td, uap->pid, &status, uap->options, rup); 165100384Speter if (error) 166100384Speter return (error); 167127140Sjhb if (uap->status != NULL) 168127140Sjhb error = copyout(&status, uap->status, sizeof(status)); 169127140Sjhb if (uap->rusage != NULL && error == 0) { 170207007Skib freebsd32_rusage_out(&ru, &ru32); 171127140Sjhb error = copyout(&ru32, uap->rusage, sizeof(ru32)); 172100384Speter } 173100384Speter return (error); 174100384Speter} 175100384Speter 176128597Smarcel#ifdef COMPAT_FREEBSD4 177174526Sjhbstatic void 178100384Spetercopy_statfs(struct statfs *in, struct statfs32 *out) 179100384Speter{ 180172003Sjhb 181174424Sscottl statfs_scale_blocks(in, INT32_MAX); 182156266Sps bzero(out, sizeof(*out)); 183100384Speter CP(*in, *out, f_bsize); 184172003Sjhb out->f_iosize = MIN(in->f_iosize, INT32_MAX); 185100384Speter CP(*in, *out, f_blocks); 186100384Speter CP(*in, *out, f_bfree); 187100384Speter CP(*in, *out, f_bavail); 188172003Sjhb out->f_files = MIN(in->f_files, INT32_MAX); 189174526Sjhb out->f_ffree = MIN(in->f_ffree, INT32_MAX); 190100384Speter CP(*in, *out, f_fsid); 191100384Speter CP(*in, *out, f_owner); 192100384Speter CP(*in, *out, f_type); 193100384Speter CP(*in, *out, f_flags); 194174526Sjhb out->f_syncwrites = MIN(in->f_syncwrites, INT32_MAX); 195174526Sjhb out->f_asyncwrites = MIN(in->f_asyncwrites, INT32_MAX); 196156266Sps strlcpy(out->f_fstypename, 197156266Sps in->f_fstypename, MFSNAMELEN); 198156266Sps strlcpy(out->f_mntonname, 199156266Sps in->f_mntonname, min(MNAMELEN, FREEBSD4_MNAMELEN)); 200174526Sjhb out->f_syncreads = MIN(in->f_syncreads, INT32_MAX); 201174526Sjhb out->f_asyncreads = MIN(in->f_asyncreads, INT32_MAX); 202156266Sps strlcpy(out->f_mntfromname, 203156266Sps in->f_mntfromname, min(MNAMELEN, FREEBSD4_MNAMELEN)); 204100384Speter} 205128597Smarcel#endif 206100384Speter 207128597Smarcel#ifdef COMPAT_FREEBSD4 208100384Speterint 209128260Speterfreebsd4_freebsd32_getfsstat(struct thread *td, struct freebsd4_freebsd32_getfsstat_args *uap) 210100384Speter{ 211147178Spjd struct statfs *buf, *sp; 212147178Spjd struct statfs32 stat32; 213147178Spjd size_t count, size; 214100384Speter int error; 215100384Speter 216147178Spjd count = uap->bufsize / sizeof(struct statfs32); 217147178Spjd size = count * sizeof(struct statfs); 218147302Spjd error = kern_getfsstat(td, &buf, size, UIO_SYSSPACE, uap->flags); 219147302Spjd if (size > 0) { 220100384Speter count = td->td_retval[0]; 221147178Spjd sp = buf; 222147178Spjd while (count > 0 && error == 0) { 223174526Sjhb copy_statfs(sp, &stat32); 224147178Spjd error = copyout(&stat32, uap->buf, sizeof(stat32)); 225147178Spjd sp++; 226147178Spjd uap->buf++; 227147178Spjd count--; 228100384Speter } 229147178Spjd free(buf, M_TEMP); 230100384Speter } 231100384Speter return (error); 232100384Speter} 233128597Smarcel#endif 234100384Speter 235100384Speterint 236119333Speterfreebsd32_sigaltstack(struct thread *td, 237119333Speter struct freebsd32_sigaltstack_args *uap) 238100384Speter{ 239113859Sjhb struct sigaltstack32 s32; 240113859Sjhb struct sigaltstack ss, oss, *ssp; 241100384Speter int error; 242100384Speter 243113859Sjhb if (uap->ss != NULL) { 244113859Sjhb error = copyin(uap->ss, &s32, sizeof(s32)); 245100384Speter if (error) 246100384Speter return (error); 247113859Sjhb PTRIN_CP(s32, ss, ss_sp); 248113859Sjhb CP(s32, ss, ss_size); 249113859Sjhb CP(s32, ss, ss_flags); 250113859Sjhb ssp = &ss; 251113859Sjhb } else 252113859Sjhb ssp = NULL; 253113859Sjhb error = kern_sigaltstack(td, ssp, &oss); 254113859Sjhb if (error == 0 && uap->oss != NULL) { 255113859Sjhb PTROUT_CP(oss, s32, ss_sp); 256113859Sjhb CP(oss, s32, ss_size); 257113859Sjhb CP(oss, s32, ss_flags); 258113859Sjhb error = copyout(&s32, uap->oss, sizeof(s32)); 259100384Speter } 260100384Speter return (error); 261100384Speter} 262100384Speter 263142059Sjhb/* 264142059Sjhb * Custom version of exec_copyin_args() so that we can translate 265142059Sjhb * the pointers. 266142059Sjhb */ 267210431Skibint 268142059Sjhbfreebsd32_exec_copyin_args(struct image_args *args, char *fname, 269142059Sjhb enum uio_seg segflg, u_int32_t *argv, u_int32_t *envv) 270100384Speter{ 271142059Sjhb char *argp, *envp; 272142059Sjhb u_int32_t *p32, arg; 273142059Sjhb size_t length; 274100384Speter int error; 275100384Speter 276142059Sjhb bzero(args, sizeof(*args)); 277142059Sjhb if (argv == NULL) 278142059Sjhb return (EFAULT); 279100384Speter 280142059Sjhb /* 281210545Salc * Allocate demand-paged memory for the file name, argument, and 282210545Salc * environment strings. 283142059Sjhb */ 284210545Salc error = exec_alloc_args(args); 285210545Salc if (error != 0) 286210545Salc return (error); 287142059Sjhb 288142059Sjhb /* 289142059Sjhb * Copy the file name. 290142059Sjhb */ 291177789Skib if (fname != NULL) { 292210545Salc args->fname = args->buf; 293177789Skib error = (segflg == UIO_SYSSPACE) ? 294177789Skib copystr(fname, args->fname, PATH_MAX, &length) : 295177789Skib copyinstr(fname, args->fname, PATH_MAX, &length); 296177789Skib if (error != 0) 297177789Skib goto err_exit; 298177789Skib } else 299210475Salc length = 0; 300142059Sjhb 301210545Salc args->begin_argv = args->buf + length; 302210475Salc args->endp = args->begin_argv; 303210475Salc args->stringspace = ARG_MAX; 304210475Salc 305142059Sjhb /* 306142059Sjhb * extract arguments first 307142059Sjhb */ 308142059Sjhb p32 = argv; 309142059Sjhb for (;;) { 310142059Sjhb error = copyin(p32++, &arg, sizeof(arg)); 311142059Sjhb if (error) 312156440Sups goto err_exit; 313142059Sjhb if (arg == 0) 314142059Sjhb break; 315142059Sjhb argp = PTRIN(arg); 316142059Sjhb error = copyinstr(argp, args->endp, args->stringspace, &length); 317142059Sjhb if (error) { 318142059Sjhb if (error == ENAMETOOLONG) 319156440Sups error = E2BIG; 320156440Sups goto err_exit; 321142059Sjhb } 322142059Sjhb args->stringspace -= length; 323142059Sjhb args->endp += length; 324142059Sjhb args->argc++; 325100384Speter } 326142059Sjhb 327142059Sjhb args->begin_envv = args->endp; 328142059Sjhb 329142059Sjhb /* 330142059Sjhb * extract environment strings 331142059Sjhb */ 332142059Sjhb if (envv) { 333142059Sjhb p32 = envv; 334142059Sjhb for (;;) { 335100384Speter error = copyin(p32++, &arg, sizeof(arg)); 336100384Speter if (error) 337156440Sups goto err_exit; 338142059Sjhb if (arg == 0) 339142059Sjhb break; 340142059Sjhb envp = PTRIN(arg); 341142059Sjhb error = copyinstr(envp, args->endp, args->stringspace, 342142059Sjhb &length); 343142059Sjhb if (error) { 344142059Sjhb if (error == ENAMETOOLONG) 345156440Sups error = E2BIG; 346156440Sups goto err_exit; 347142059Sjhb } 348142059Sjhb args->stringspace -= length; 349142059Sjhb args->endp += length; 350142059Sjhb args->envc++; 351142059Sjhb } 352100384Speter } 353100384Speter 354142059Sjhb return (0); 355156440Sups 356156440Supserr_exit: 357210429Salc exec_free_args(args); 358156440Sups return (error); 359100384Speter} 360100384Speter 361142059Sjhbint 362142059Sjhbfreebsd32_execve(struct thread *td, struct freebsd32_execve_args *uap) 363142059Sjhb{ 364142059Sjhb struct image_args eargs; 365142059Sjhb int error; 366142059Sjhb 367142059Sjhb error = freebsd32_exec_copyin_args(&eargs, uap->fname, UIO_USERSPACE, 368142059Sjhb uap->argv, uap->envv); 369142059Sjhb if (error == 0) 370142059Sjhb error = kern_execve(td, &eargs, NULL); 371142059Sjhb return (error); 372142059Sjhb} 373142059Sjhb 374177789Skibint 375177789Skibfreebsd32_fexecve(struct thread *td, struct freebsd32_fexecve_args *uap) 376177789Skib{ 377177789Skib struct image_args eargs; 378177789Skib int error; 379177789Skib 380177789Skib error = freebsd32_exec_copyin_args(&eargs, NULL, UIO_SYSSPACE, 381177789Skib uap->argv, uap->envv); 382177789Skib if (error == 0) { 383177789Skib eargs.fd = uap->fd; 384177789Skib error = kern_execve(td, &eargs, NULL); 385177789Skib } 386177789Skib return (error); 387177789Skib} 388177789Skib 389114987Speter#ifdef __ia64__ 390100384Speterstatic int 391119333Speterfreebsd32_mmap_partial(struct thread *td, vm_offset_t start, vm_offset_t end, 392119333Speter int prot, int fd, off_t pos) 393100384Speter{ 394100384Speter vm_map_t map; 395100384Speter vm_map_entry_t entry; 396100384Speter int rv; 397100384Speter 398100384Speter map = &td->td_proc->p_vmspace->vm_map; 399100384Speter if (fd != -1) 400100384Speter prot |= VM_PROT_WRITE; 401100384Speter 402100384Speter if (vm_map_lookup_entry(map, start, &entry)) { 403100384Speter if ((entry->protection & prot) != prot) { 404100384Speter rv = vm_map_protect(map, 405100384Speter trunc_page(start), 406100384Speter round_page(end), 407100384Speter entry->protection | prot, 408100384Speter FALSE); 409100384Speter if (rv != KERN_SUCCESS) 410100384Speter return (EINVAL); 411100384Speter } 412100384Speter } else { 413100384Speter vm_offset_t addr = trunc_page(start); 414100384Speter rv = vm_map_find(map, 0, 0, 415100384Speter &addr, PAGE_SIZE, FALSE, prot, 416100384Speter VM_PROT_ALL, 0); 417100384Speter if (rv != KERN_SUCCESS) 418100384Speter return (EINVAL); 419100384Speter } 420100384Speter 421100384Speter if (fd != -1) { 422100384Speter struct pread_args r; 423107849Salfred r.fd = fd; 424107849Salfred r.buf = (void *) start; 425107849Salfred r.nbyte = end - start; 426107849Salfred r.offset = pos; 427100384Speter return (pread(td, &r)); 428100384Speter } else { 429100384Speter while (start < end) { 430100384Speter subyte((void *) start, 0); 431100384Speter start++; 432100384Speter } 433100384Speter return (0); 434100384Speter } 435100384Speter} 436114987Speter#endif 437100384Speter 438100384Speterint 439119333Speterfreebsd32_mmap(struct thread *td, struct freebsd32_mmap_args *uap) 440100384Speter{ 441100384Speter struct mmap_args ap; 442107849Salfred vm_offset_t addr = (vm_offset_t) uap->addr; 443107849Salfred vm_size_t len = uap->len; 444107849Salfred int prot = uap->prot; 445107849Salfred int flags = uap->flags; 446107849Salfred int fd = uap->fd; 447205014Snwhitehorn off_t pos = PAIR32TO64(off_t,uap->pos); 448114987Speter#ifdef __ia64__ 449100384Speter vm_size_t pageoff; 450100384Speter int error; 451100384Speter 452100384Speter /* 453100384Speter * Attempt to handle page size hassles. 454100384Speter */ 455100384Speter pageoff = (pos & PAGE_MASK); 456100384Speter if (flags & MAP_FIXED) { 457100384Speter vm_offset_t start, end; 458100384Speter start = addr; 459100384Speter end = addr + len; 460100384Speter 461100384Speter if (start != trunc_page(start)) { 462119333Speter error = freebsd32_mmap_partial(td, start, 463119333Speter round_page(start), prot, 464119333Speter fd, pos); 465100384Speter if (fd != -1) 466100384Speter pos += round_page(start) - start; 467100384Speter start = round_page(start); 468100384Speter } 469100384Speter if (end != round_page(end)) { 470100384Speter vm_offset_t t = trunc_page(end); 471119333Speter error = freebsd32_mmap_partial(td, t, end, 472100384Speter prot, fd, 473100384Speter pos + t - start); 474100384Speter end = trunc_page(end); 475100384Speter } 476100384Speter if (end > start && fd != -1 && (pos & PAGE_MASK)) { 477100384Speter /* 478100384Speter * We can't map this region at all. The specified 479100384Speter * address doesn't have the same alignment as the file 480100384Speter * position. Fake the mapping by simply reading the 481100384Speter * entire region into memory. First we need to make 482100384Speter * sure the region exists. 483100384Speter */ 484100384Speter vm_map_t map; 485100384Speter struct pread_args r; 486100384Speter int rv; 487100384Speter 488100384Speter prot |= VM_PROT_WRITE; 489100384Speter map = &td->td_proc->p_vmspace->vm_map; 490100384Speter rv = vm_map_remove(map, start, end); 491169181Salc if (rv != KERN_SUCCESS) 492100384Speter return (EINVAL); 493100384Speter rv = vm_map_find(map, 0, 0, 494100384Speter &start, end - start, FALSE, 495100384Speter prot, VM_PROT_ALL, 0); 496100384Speter if (rv != KERN_SUCCESS) 497100384Speter return (EINVAL); 498107849Salfred r.fd = fd; 499107849Salfred r.buf = (void *) start; 500107849Salfred r.nbyte = end - start; 501107849Salfred r.offset = pos; 502100384Speter error = pread(td, &r); 503100384Speter if (error) 504100384Speter return (error); 505100384Speter 506100384Speter td->td_retval[0] = addr; 507100384Speter return (0); 508100384Speter } 509100384Speter if (end == start) { 510100384Speter /* 511100384Speter * After dealing with the ragged ends, there 512100384Speter * might be none left. 513100384Speter */ 514100384Speter td->td_retval[0] = addr; 515100384Speter return (0); 516100384Speter } 517100384Speter addr = start; 518100384Speter len = end - start; 519100384Speter } 520114987Speter#endif 521100384Speter 522107849Salfred ap.addr = (void *) addr; 523107849Salfred ap.len = len; 524107849Salfred ap.prot = prot; 525107849Salfred ap.flags = flags; 526107849Salfred ap.fd = fd; 527107849Salfred ap.pos = pos; 528100384Speter 529100384Speter return (mmap(td, &ap)); 530100384Speter} 531100384Speter 532171215Speter#ifdef COMPAT_FREEBSD6 533171215Speterint 534171215Speterfreebsd6_freebsd32_mmap(struct thread *td, struct freebsd6_freebsd32_mmap_args *uap) 535171215Speter{ 536171215Speter struct freebsd32_mmap_args ap; 537171215Speter 538171215Speter ap.addr = uap->addr; 539171215Speter ap.len = uap->len; 540171215Speter ap.prot = uap->prot; 541171215Speter ap.flags = uap->flags; 542171215Speter ap.fd = uap->fd; 543205014Snwhitehorn ap.pos1 = uap->pos1; 544205014Snwhitehorn ap.pos2 = uap->pos2; 545171215Speter 546171215Speter return (freebsd32_mmap(td, &ap)); 547171215Speter} 548171215Speter#endif 549171215Speter 550100384Speterint 551119333Speterfreebsd32_setitimer(struct thread *td, struct freebsd32_setitimer_args *uap) 552100384Speter{ 553142059Sjhb struct itimerval itv, oitv, *itvp; 554142059Sjhb struct itimerval32 i32; 555100384Speter int error; 556100384Speter 557142059Sjhb if (uap->itv != NULL) { 558142059Sjhb error = copyin(uap->itv, &i32, sizeof(i32)); 559100384Speter if (error) 560100384Speter return (error); 561142059Sjhb TV_CP(i32, itv, it_interval); 562142059Sjhb TV_CP(i32, itv, it_value); 563142059Sjhb itvp = &itv; 564142059Sjhb } else 565142059Sjhb itvp = NULL; 566142059Sjhb error = kern_setitimer(td, uap->which, itvp, &oitv); 567142059Sjhb if (error || uap->oitv == NULL) 568100384Speter return (error); 569142059Sjhb TV_CP(oitv, i32, it_interval); 570142059Sjhb TV_CP(oitv, i32, it_value); 571142059Sjhb return (copyout(&i32, uap->oitv, sizeof(i32))); 572100384Speter} 573100384Speter 574100384Speterint 575125171Speterfreebsd32_getitimer(struct thread *td, struct freebsd32_getitimer_args *uap) 576125171Speter{ 577142059Sjhb struct itimerval itv; 578142059Sjhb struct itimerval32 i32; 579125171Speter int error; 580125171Speter 581142059Sjhb error = kern_getitimer(td, uap->which, &itv); 582142059Sjhb if (error || uap->itv == NULL) 583125171Speter return (error); 584142059Sjhb TV_CP(itv, i32, it_interval); 585142059Sjhb TV_CP(itv, i32, it_value); 586142059Sjhb return (copyout(&i32, uap->itv, sizeof(i32))); 587125171Speter} 588125171Speter 589125171Speterint 590119333Speterfreebsd32_select(struct thread *td, struct freebsd32_select_args *uap) 591100384Speter{ 592142059Sjhb struct timeval32 tv32; 593142059Sjhb struct timeval tv, *tvp; 594100384Speter int error; 595100384Speter 596142059Sjhb if (uap->tv != NULL) { 597142059Sjhb error = copyin(uap->tv, &tv32, sizeof(tv32)); 598100384Speter if (error) 599100384Speter return (error); 600142059Sjhb CP(tv32, tv, tv_sec); 601142059Sjhb CP(tv32, tv, tv_usec); 602142059Sjhb tvp = &tv; 603142059Sjhb } else 604142059Sjhb tvp = NULL; 605100384Speter /* 606142059Sjhb * XXX Do pointers need PTRIN()? 607100384Speter */ 608197049Skib return (kern_select(td, uap->nd, uap->in, uap->ou, uap->ex, tvp, 609197049Skib sizeof(int32_t) * 8)); 610100384Speter} 611100384Speter 612198508Skibint 613198508Skibfreebsd32_pselect(struct thread *td, struct freebsd32_pselect_args *uap) 614198508Skib{ 615198508Skib struct timespec32 ts32; 616198508Skib struct timespec ts; 617198508Skib struct timeval tv, *tvp; 618198508Skib sigset_t set, *uset; 619198508Skib int error; 620198508Skib 621198508Skib if (uap->ts != NULL) { 622198508Skib error = copyin(uap->ts, &ts32, sizeof(ts32)); 623198508Skib if (error != 0) 624198508Skib return (error); 625198508Skib CP(ts32, ts, tv_sec); 626198508Skib CP(ts32, ts, tv_nsec); 627198508Skib TIMESPEC_TO_TIMEVAL(&tv, &ts); 628198508Skib tvp = &tv; 629198508Skib } else 630198508Skib tvp = NULL; 631198508Skib if (uap->sm != NULL) { 632198508Skib error = copyin(uap->sm, &set, sizeof(set)); 633198508Skib if (error != 0) 634198508Skib return (error); 635198508Skib uset = &set; 636198508Skib } else 637198508Skib uset = NULL; 638198508Skib /* 639198508Skib * XXX Do pointers need PTRIN()? 640198508Skib */ 641198508Skib error = kern_pselect(td, uap->nd, uap->in, uap->ou, uap->ex, tvp, 642198508Skib uset, sizeof(int32_t) * 8); 643198508Skib return (error); 644198508Skib} 645198508Skib 646146950Sps/* 647146950Sps * Copy 'count' items into the destination list pointed to by uap->eventlist. 648146950Sps */ 649146950Spsstatic int 650146950Spsfreebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count) 651146950Sps{ 652146950Sps struct freebsd32_kevent_args *uap; 653146950Sps struct kevent32 ks32[KQ_NEVENTS]; 654146950Sps int i, error = 0; 655146950Sps 656146950Sps KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count)); 657146950Sps uap = (struct freebsd32_kevent_args *)arg; 658146950Sps 659146950Sps for (i = 0; i < count; i++) { 660146950Sps CP(kevp[i], ks32[i], ident); 661146950Sps CP(kevp[i], ks32[i], filter); 662146950Sps CP(kevp[i], ks32[i], flags); 663146950Sps CP(kevp[i], ks32[i], fflags); 664146950Sps CP(kevp[i], ks32[i], data); 665146950Sps PTROUT_CP(kevp[i], ks32[i], udata); 666146950Sps } 667146950Sps error = copyout(ks32, uap->eventlist, count * sizeof *ks32); 668146950Sps if (error == 0) 669146950Sps uap->eventlist += count; 670146950Sps return (error); 671146950Sps} 672146950Sps 673146950Sps/* 674146950Sps * Copy 'count' items from the list pointed to by uap->changelist. 675146950Sps */ 676146950Spsstatic int 677146950Spsfreebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count) 678146950Sps{ 679146950Sps struct freebsd32_kevent_args *uap; 680146950Sps struct kevent32 ks32[KQ_NEVENTS]; 681146950Sps int i, error = 0; 682146950Sps 683146950Sps KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count)); 684146950Sps uap = (struct freebsd32_kevent_args *)arg; 685146950Sps 686146950Sps error = copyin(uap->changelist, ks32, count * sizeof *ks32); 687146950Sps if (error) 688146950Sps goto done; 689146950Sps uap->changelist += count; 690146950Sps 691146950Sps for (i = 0; i < count; i++) { 692146950Sps CP(ks32[i], kevp[i], ident); 693146950Sps CP(ks32[i], kevp[i], filter); 694146950Sps CP(ks32[i], kevp[i], flags); 695146950Sps CP(ks32[i], kevp[i], fflags); 696146950Sps CP(ks32[i], kevp[i], data); 697146950Sps PTRIN_CP(ks32[i], kevp[i], udata); 698146950Sps } 699146950Spsdone: 700146950Sps return (error); 701146950Sps} 702146950Sps 703100384Speterint 704119333Speterfreebsd32_kevent(struct thread *td, struct freebsd32_kevent_args *uap) 705114987Speter{ 706114987Speter struct timespec32 ts32; 707142934Sps struct timespec ts, *tsp; 708146950Sps struct kevent_copyops k_ops = { uap, 709146950Sps freebsd32_kevent_copyout, 710146950Sps freebsd32_kevent_copyin}; 711146950Sps int error; 712114987Speter 713114987Speter 714114987Speter if (uap->timeout) { 715114987Speter error = copyin(uap->timeout, &ts32, sizeof(ts32)); 716114987Speter if (error) 717114987Speter return (error); 718114987Speter CP(ts32, ts, tv_sec); 719114987Speter CP(ts32, ts, tv_nsec); 720142934Sps tsp = &ts; 721142934Sps } else 722142934Sps tsp = NULL; 723146950Sps error = kern_kevent(td, uap->fd, uap->nchanges, uap->nevents, 724146950Sps &k_ops, tsp); 725142934Sps return (error); 726114987Speter} 727114987Speter 728114987Speterint 729119333Speterfreebsd32_gettimeofday(struct thread *td, 730119333Speter struct freebsd32_gettimeofday_args *uap) 731100384Speter{ 732123425Speter struct timeval atv; 733123425Speter struct timeval32 atv32; 734123425Speter struct timezone rtz; 735123425Speter int error = 0; 736100384Speter 737123425Speter if (uap->tp) { 738123425Speter microtime(&atv); 739123425Speter CP(atv, atv32, tv_sec); 740123425Speter CP(atv, atv32, tv_usec); 741123425Speter error = copyout(&atv32, uap->tp, sizeof (atv32)); 742100384Speter } 743123425Speter if (error == 0 && uap->tzp != NULL) { 744123425Speter rtz.tz_minuteswest = tz_minuteswest; 745123425Speter rtz.tz_dsttime = tz_dsttime; 746123425Speter error = copyout(&rtz, uap->tzp, sizeof (rtz)); 747100384Speter } 748100384Speter return (error); 749100384Speter} 750100384Speter 751100384Speterint 752119333Speterfreebsd32_getrusage(struct thread *td, struct freebsd32_getrusage_args *uap) 753100384Speter{ 754136152Sjhb struct rusage32 s32; 755136152Sjhb struct rusage s; 756100384Speter int error; 757100384Speter 758136152Sjhb error = kern_getrusage(td, uap->who, &s); 759100384Speter if (error) 760100384Speter return (error); 761136152Sjhb if (uap->rusage != NULL) { 762207007Skib freebsd32_rusage_out(&s, &s32); 763136152Sjhb error = copyout(&s32, uap->rusage, sizeof(s32)); 764100384Speter } 765100384Speter return (error); 766100384Speter} 767100384Speter 768144450Sjhbstatic int 769144450Sjhbfreebsd32_copyinuio(struct iovec32 *iovp, u_int iovcnt, struct uio **uiop) 770100384Speter{ 771144450Sjhb struct iovec32 iov32; 772144450Sjhb struct iovec *iov; 773144450Sjhb struct uio *uio; 774144450Sjhb u_int iovlen; 775144450Sjhb int error, i; 776100384Speter 777144450Sjhb *uiop = NULL; 778144450Sjhb if (iovcnt > UIO_MAXIOV) 779100384Speter return (EINVAL); 780144450Sjhb iovlen = iovcnt * sizeof(struct iovec); 781144450Sjhb uio = malloc(iovlen + sizeof *uio, M_IOV, M_WAITOK); 782144450Sjhb iov = (struct iovec *)(uio + 1); 783144450Sjhb for (i = 0; i < iovcnt; i++) { 784144450Sjhb error = copyin(&iovp[i], &iov32, sizeof(struct iovec32)); 785144450Sjhb if (error) { 786144450Sjhb free(uio, M_IOV); 787144450Sjhb return (error); 788144450Sjhb } 789144450Sjhb iov[i].iov_base = PTRIN(iov32.iov_base); 790144450Sjhb iov[i].iov_len = iov32.iov_len; 791100384Speter } 792144450Sjhb uio->uio_iov = iov; 793144450Sjhb uio->uio_iovcnt = iovcnt; 794144450Sjhb uio->uio_segflg = UIO_USERSPACE; 795144450Sjhb uio->uio_offset = -1; 796144450Sjhb uio->uio_resid = 0; 797144450Sjhb for (i = 0; i < iovcnt; i++) { 798144450Sjhb if (iov->iov_len > INT_MAX - uio->uio_resid) { 799144450Sjhb free(uio, M_IOV); 800144450Sjhb return (EINVAL); 801144450Sjhb } 802144450Sjhb uio->uio_resid += iov->iov_len; 803144450Sjhb iov++; 804144450Sjhb } 805144450Sjhb *uiop = uio; 806144450Sjhb return (0); 807144450Sjhb} 808100384Speter 809144450Sjhbint 810144450Sjhbfreebsd32_readv(struct thread *td, struct freebsd32_readv_args *uap) 811144450Sjhb{ 812144450Sjhb struct uio *auio; 813144450Sjhb int error; 814100384Speter 815144450Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 816144450Sjhb if (error) 817144450Sjhb return (error); 818144450Sjhb error = kern_readv(td, uap->fd, auio); 819144450Sjhb free(auio, M_IOV); 820100384Speter return (error); 821100384Speter} 822100384Speter 823100384Speterint 824119333Speterfreebsd32_writev(struct thread *td, struct freebsd32_writev_args *uap) 825100384Speter{ 826144450Sjhb struct uio *auio; 827144450Sjhb int error; 828100384Speter 829144450Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 830144450Sjhb if (error) 831144450Sjhb return (error); 832144450Sjhb error = kern_writev(td, uap->fd, auio); 833144450Sjhb free(auio, M_IOV); 834100384Speter return (error); 835100384Speter} 836100384Speter 837100384Speterint 838147813Sjhbfreebsd32_preadv(struct thread *td, struct freebsd32_preadv_args *uap) 839147813Sjhb{ 840147813Sjhb struct uio *auio; 841147813Sjhb int error; 842147813Sjhb 843147813Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 844147813Sjhb if (error) 845147813Sjhb return (error); 846205014Snwhitehorn error = kern_preadv(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset)); 847147813Sjhb free(auio, M_IOV); 848147813Sjhb return (error); 849147813Sjhb} 850147813Sjhb 851147813Sjhbint 852147813Sjhbfreebsd32_pwritev(struct thread *td, struct freebsd32_pwritev_args *uap) 853147813Sjhb{ 854147813Sjhb struct uio *auio; 855147813Sjhb int error; 856147813Sjhb 857147813Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 858147813Sjhb if (error) 859147813Sjhb return (error); 860205014Snwhitehorn error = kern_pwritev(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset)); 861147813Sjhb free(auio, M_IOV); 862147813Sjhb return (error); 863147813Sjhb} 864147813Sjhb 865205319Skibint 866151909Spsfreebsd32_copyiniov(struct iovec32 *iovp32, u_int iovcnt, struct iovec **iovp, 867151359Sps int error) 868151359Sps{ 869151359Sps struct iovec32 iov32; 870151909Sps struct iovec *iov; 871151909Sps u_int iovlen; 872151359Sps int i; 873151359Sps 874151909Sps *iovp = NULL; 875151359Sps if (iovcnt > UIO_MAXIOV) 876151359Sps return (error); 877151359Sps iovlen = iovcnt * sizeof(struct iovec); 878151909Sps iov = malloc(iovlen, M_IOV, M_WAITOK); 879151359Sps for (i = 0; i < iovcnt; i++) { 880151909Sps error = copyin(&iovp32[i], &iov32, sizeof(struct iovec32)); 881151359Sps if (error) { 882151909Sps free(iov, M_IOV); 883151359Sps return (error); 884151359Sps } 885151909Sps iov[i].iov_base = PTRIN(iov32.iov_base); 886151909Sps iov[i].iov_len = iov32.iov_len; 887151359Sps } 888151909Sps *iovp = iov; 889151359Sps return (0); 890151359Sps} 891151359Sps 892151359Spsstatic int 893151359Spsfreebsd32_copyinmsghdr(struct msghdr32 *msg32, struct msghdr *msg) 894151359Sps{ 895151359Sps struct msghdr32 m32; 896151359Sps int error; 897151359Sps 898151359Sps error = copyin(msg32, &m32, sizeof(m32)); 899151359Sps if (error) 900151359Sps return (error); 901151359Sps msg->msg_name = PTRIN(m32.msg_name); 902151359Sps msg->msg_namelen = m32.msg_namelen; 903151359Sps msg->msg_iov = PTRIN(m32.msg_iov); 904151359Sps msg->msg_iovlen = m32.msg_iovlen; 905151359Sps msg->msg_control = PTRIN(m32.msg_control); 906151359Sps msg->msg_controllen = m32.msg_controllen; 907151359Sps msg->msg_flags = m32.msg_flags; 908151909Sps return (0); 909151359Sps} 910151359Sps 911151359Spsstatic int 912151359Spsfreebsd32_copyoutmsghdr(struct msghdr *msg, struct msghdr32 *msg32) 913151359Sps{ 914151359Sps struct msghdr32 m32; 915151359Sps int error; 916151359Sps 917151359Sps m32.msg_name = PTROUT(msg->msg_name); 918151359Sps m32.msg_namelen = msg->msg_namelen; 919151359Sps m32.msg_iov = PTROUT(msg->msg_iov); 920151359Sps m32.msg_iovlen = msg->msg_iovlen; 921151359Sps m32.msg_control = PTROUT(msg->msg_control); 922151359Sps m32.msg_controllen = msg->msg_controllen; 923151359Sps m32.msg_flags = msg->msg_flags; 924151359Sps error = copyout(&m32, msg32, sizeof(m32)); 925151359Sps return (error); 926151359Sps} 927151359Sps 928151909Sps#define FREEBSD32_ALIGNBYTES (sizeof(int) - 1) 929151909Sps#define FREEBSD32_ALIGN(p) \ 930151909Sps (((u_long)(p) + FREEBSD32_ALIGNBYTES) & ~FREEBSD32_ALIGNBYTES) 931151909Sps#define FREEBSD32_CMSG_SPACE(l) \ 932151909Sps (FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + FREEBSD32_ALIGN(l)) 933151909Sps 934151909Sps#define FREEBSD32_CMSG_DATA(cmsg) ((unsigned char *)(cmsg) + \ 935151909Sps FREEBSD32_ALIGN(sizeof(struct cmsghdr))) 936151909Spsstatic int 937151909Spsfreebsd32_copy_msg_out(struct msghdr *msg, struct mbuf *control) 938151909Sps{ 939151909Sps struct cmsghdr *cm; 940151909Sps void *data; 941151909Sps socklen_t clen, datalen; 942151909Sps int error; 943151909Sps caddr_t ctlbuf; 944151909Sps int len, maxlen, copylen; 945151909Sps struct mbuf *m; 946151909Sps error = 0; 947151909Sps 948151909Sps len = msg->msg_controllen; 949151909Sps maxlen = msg->msg_controllen; 950151909Sps msg->msg_controllen = 0; 951151909Sps 952151909Sps m = control; 953151909Sps ctlbuf = msg->msg_control; 954151909Sps 955151909Sps while (m && len > 0) { 956151909Sps cm = mtod(m, struct cmsghdr *); 957151909Sps clen = m->m_len; 958151909Sps 959151909Sps while (cm != NULL) { 960151909Sps 961151909Sps if (sizeof(struct cmsghdr) > clen || 962151909Sps cm->cmsg_len > clen) { 963151909Sps error = EINVAL; 964151909Sps break; 965151909Sps } 966151909Sps 967151909Sps data = CMSG_DATA(cm); 968151909Sps datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data; 969151909Sps 970151909Sps /* Adjust message length */ 971151909Sps cm->cmsg_len = FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + 972151909Sps datalen; 973151909Sps 974151909Sps 975151909Sps /* Copy cmsghdr */ 976151909Sps copylen = sizeof(struct cmsghdr); 977151909Sps if (len < copylen) { 978151909Sps msg->msg_flags |= MSG_CTRUNC; 979151909Sps copylen = len; 980151909Sps } 981151909Sps 982151909Sps error = copyout(cm,ctlbuf,copylen); 983151909Sps if (error) 984151909Sps goto exit; 985151909Sps 986151909Sps ctlbuf += FREEBSD32_ALIGN(copylen); 987151909Sps len -= FREEBSD32_ALIGN(copylen); 988151909Sps 989151909Sps if (len <= 0) 990151909Sps break; 991151909Sps 992151909Sps /* Copy data */ 993151909Sps copylen = datalen; 994151909Sps if (len < copylen) { 995151909Sps msg->msg_flags |= MSG_CTRUNC; 996151909Sps copylen = len; 997151909Sps } 998151909Sps 999151909Sps error = copyout(data,ctlbuf,copylen); 1000151909Sps if (error) 1001151909Sps goto exit; 1002151909Sps 1003151909Sps ctlbuf += FREEBSD32_ALIGN(copylen); 1004151909Sps len -= FREEBSD32_ALIGN(copylen); 1005151909Sps 1006151909Sps if (CMSG_SPACE(datalen) < clen) { 1007151909Sps clen -= CMSG_SPACE(datalen); 1008151909Sps cm = (struct cmsghdr *) 1009151909Sps ((caddr_t)cm + CMSG_SPACE(datalen)); 1010151909Sps } else { 1011151909Sps clen = 0; 1012151909Sps cm = NULL; 1013151909Sps } 1014151909Sps } 1015151909Sps m = m->m_next; 1016151909Sps } 1017151909Sps 1018151909Sps msg->msg_controllen = (len <= 0) ? maxlen : ctlbuf - (caddr_t)msg->msg_control; 1019151909Sps 1020151909Spsexit: 1021151909Sps return (error); 1022151909Sps 1023151909Sps} 1024151909Sps 1025147813Sjhbint 1026151359Spsfreebsd32_recvmsg(td, uap) 1027151359Sps struct thread *td; 1028151359Sps struct freebsd32_recvmsg_args /* { 1029151359Sps int s; 1030151359Sps struct msghdr32 *msg; 1031151359Sps int flags; 1032151359Sps } */ *uap; 1033151359Sps{ 1034151359Sps struct msghdr msg; 1035151359Sps struct msghdr32 m32; 1036151359Sps struct iovec *uiov, *iov; 1037151909Sps struct mbuf *control = NULL; 1038151909Sps struct mbuf **controlp; 1039151909Sps 1040151359Sps int error; 1041151359Sps error = copyin(uap->msg, &m32, sizeof(m32)); 1042151359Sps if (error) 1043151359Sps return (error); 1044151359Sps error = freebsd32_copyinmsghdr(uap->msg, &msg); 1045151359Sps if (error) 1046151359Sps return (error); 1047160246Sjhb error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov, 1048160246Sjhb EMSGSIZE); 1049151359Sps if (error) 1050151359Sps return (error); 1051151359Sps msg.msg_flags = uap->flags; 1052151359Sps uiov = msg.msg_iov; 1053151359Sps msg.msg_iov = iov; 1054151909Sps 1055151909Sps controlp = (msg.msg_control != NULL) ? &control : NULL; 1056160249Sjhb error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, controlp); 1057151359Sps if (error == 0) { 1058151359Sps msg.msg_iov = uiov; 1059151909Sps 1060151909Sps if (control != NULL) 1061151909Sps error = freebsd32_copy_msg_out(&msg, control); 1062151909Sps 1063151909Sps if (error == 0) 1064151909Sps error = freebsd32_copyoutmsghdr(&msg, uap->msg); 1065151359Sps } 1066151359Sps free(iov, M_IOV); 1067151909Sps 1068151909Sps if (control != NULL) 1069151909Sps m_freem(control); 1070151909Sps 1071151359Sps return (error); 1072151359Sps} 1073151359Sps 1074151909Sps 1075151909Spsstatic int 1076151909Spsfreebsd32_convert_msg_in(struct mbuf **controlp) 1077151909Sps{ 1078151909Sps struct mbuf *control = *controlp; 1079151909Sps struct cmsghdr *cm = mtod(control, struct cmsghdr *); 1080151909Sps void *data; 1081151909Sps socklen_t clen = control->m_len, datalen; 1082151909Sps int error; 1083151909Sps 1084151909Sps error = 0; 1085151909Sps *controlp = NULL; 1086151909Sps 1087151909Sps while (cm != NULL) { 1088151909Sps if (sizeof(struct cmsghdr) > clen || cm->cmsg_len > clen) { 1089151909Sps error = EINVAL; 1090151909Sps break; 1091151909Sps } 1092151909Sps 1093151909Sps data = FREEBSD32_CMSG_DATA(cm); 1094151909Sps datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data; 1095151909Sps 1096151909Sps *controlp = sbcreatecontrol(data, datalen, cm->cmsg_type, 1097151909Sps cm->cmsg_level); 1098151909Sps controlp = &(*controlp)->m_next; 1099151909Sps 1100151909Sps if (FREEBSD32_CMSG_SPACE(datalen) < clen) { 1101151909Sps clen -= FREEBSD32_CMSG_SPACE(datalen); 1102151909Sps cm = (struct cmsghdr *) 1103151909Sps ((caddr_t)cm + FREEBSD32_CMSG_SPACE(datalen)); 1104151909Sps } else { 1105151909Sps clen = 0; 1106151909Sps cm = NULL; 1107151909Sps } 1108151909Sps } 1109151909Sps 1110151909Sps m_freem(control); 1111151909Sps return (error); 1112151909Sps} 1113151909Sps 1114151909Sps 1115151359Spsint 1116151359Spsfreebsd32_sendmsg(struct thread *td, 1117151359Sps struct freebsd32_sendmsg_args *uap) 1118151359Sps{ 1119151359Sps struct msghdr msg; 1120151359Sps struct msghdr32 m32; 1121151359Sps struct iovec *iov; 1122151909Sps struct mbuf *control = NULL; 1123151909Sps struct sockaddr *to = NULL; 1124151359Sps int error; 1125151359Sps 1126151359Sps error = copyin(uap->msg, &m32, sizeof(m32)); 1127151359Sps if (error) 1128151359Sps return (error); 1129151359Sps error = freebsd32_copyinmsghdr(uap->msg, &msg); 1130151359Sps if (error) 1131151359Sps return (error); 1132160246Sjhb error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov, 1133160246Sjhb EMSGSIZE); 1134151359Sps if (error) 1135151359Sps return (error); 1136151359Sps msg.msg_iov = iov; 1137151909Sps if (msg.msg_name != NULL) { 1138151909Sps error = getsockaddr(&to, msg.msg_name, msg.msg_namelen); 1139151909Sps if (error) { 1140151909Sps to = NULL; 1141151909Sps goto out; 1142151909Sps } 1143151909Sps msg.msg_name = to; 1144151909Sps } 1145151909Sps 1146151909Sps if (msg.msg_control) { 1147151909Sps if (msg.msg_controllen < sizeof(struct cmsghdr)) { 1148151909Sps error = EINVAL; 1149151909Sps goto out; 1150151909Sps } 1151151909Sps 1152151909Sps error = sockargs(&control, msg.msg_control, 1153151909Sps msg.msg_controllen, MT_CONTROL); 1154151909Sps if (error) 1155151909Sps goto out; 1156151909Sps 1157151909Sps error = freebsd32_convert_msg_in(&control); 1158151909Sps if (error) 1159151909Sps goto out; 1160151909Sps } 1161151909Sps 1162151909Sps error = kern_sendit(td, uap->s, &msg, uap->flags, control, 1163151909Sps UIO_USERSPACE); 1164151909Sps 1165151909Spsout: 1166151359Sps free(iov, M_IOV); 1167151909Sps if (to) 1168151909Sps free(to, M_SONAME); 1169151359Sps return (error); 1170151359Sps} 1171151359Sps 1172151359Spsint 1173151359Spsfreebsd32_recvfrom(struct thread *td, 1174151359Sps struct freebsd32_recvfrom_args *uap) 1175151359Sps{ 1176151359Sps struct msghdr msg; 1177151359Sps struct iovec aiov; 1178151359Sps int error; 1179151359Sps 1180151359Sps if (uap->fromlenaddr) { 1181160246Sjhb error = copyin(PTRIN(uap->fromlenaddr), &msg.msg_namelen, 1182160246Sjhb sizeof(msg.msg_namelen)); 1183151359Sps if (error) 1184151359Sps return (error); 1185151359Sps } else { 1186151359Sps msg.msg_namelen = 0; 1187151359Sps } 1188151359Sps 1189160246Sjhb msg.msg_name = PTRIN(uap->from); 1190151359Sps msg.msg_iov = &aiov; 1191151359Sps msg.msg_iovlen = 1; 1192160246Sjhb aiov.iov_base = PTRIN(uap->buf); 1193151359Sps aiov.iov_len = uap->len; 1194160246Sjhb msg.msg_control = NULL; 1195151359Sps msg.msg_flags = uap->flags; 1196160249Sjhb error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, NULL); 1197160249Sjhb if (error == 0 && uap->fromlenaddr) 1198160249Sjhb error = copyout(&msg.msg_namelen, PTRIN(uap->fromlenaddr), 1199160249Sjhb sizeof (msg.msg_namelen)); 1200151359Sps return (error); 1201151359Sps} 1202151359Sps 1203151359Spsint 1204119333Speterfreebsd32_settimeofday(struct thread *td, 1205119333Speter struct freebsd32_settimeofday_args *uap) 1206100384Speter{ 1207144450Sjhb struct timeval32 tv32; 1208144450Sjhb struct timeval tv, *tvp; 1209144450Sjhb struct timezone tz, *tzp; 1210100384Speter int error; 1211100384Speter 1212144450Sjhb if (uap->tv) { 1213144450Sjhb error = copyin(uap->tv, &tv32, sizeof(tv32)); 1214100384Speter if (error) 1215100384Speter return (error); 1216144450Sjhb CP(tv32, tv, tv_sec); 1217144450Sjhb CP(tv32, tv, tv_usec); 1218144450Sjhb tvp = &tv; 1219144450Sjhb } else 1220144450Sjhb tvp = NULL; 1221144450Sjhb if (uap->tzp) { 1222144450Sjhb error = copyin(uap->tzp, &tz, sizeof(tz)); 1223100384Speter if (error) 1224100384Speter return (error); 1225144450Sjhb tzp = &tz; 1226144450Sjhb } else 1227144450Sjhb tzp = NULL; 1228144450Sjhb return (kern_settimeofday(td, tvp, tzp)); 1229100384Speter} 1230100384Speter 1231100384Speterint 1232119333Speterfreebsd32_utimes(struct thread *td, struct freebsd32_utimes_args *uap) 1233100384Speter{ 1234142059Sjhb struct timeval32 s32[2]; 1235142059Sjhb struct timeval s[2], *sp; 1236100384Speter int error; 1237100384Speter 1238142059Sjhb if (uap->tptr != NULL) { 1239142059Sjhb error = copyin(uap->tptr, s32, sizeof(s32)); 1240100384Speter if (error) 1241100384Speter return (error); 1242100384Speter CP(s32[0], s[0], tv_sec); 1243100384Speter CP(s32[0], s[0], tv_usec); 1244100384Speter CP(s32[1], s[1], tv_sec); 1245100384Speter CP(s32[1], s[1], tv_usec); 1246142059Sjhb sp = s; 1247142059Sjhb } else 1248142059Sjhb sp = NULL; 1249142059Sjhb return (kern_utimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE)); 1250100384Speter} 1251100384Speter 1252100384Speterint 1253154586Sambriskofreebsd32_lutimes(struct thread *td, struct freebsd32_lutimes_args *uap) 1254154586Sambrisko{ 1255154586Sambrisko struct timeval32 s32[2]; 1256154586Sambrisko struct timeval s[2], *sp; 1257154586Sambrisko int error; 1258154586Sambrisko 1259154586Sambrisko if (uap->tptr != NULL) { 1260154586Sambrisko error = copyin(uap->tptr, s32, sizeof(s32)); 1261154586Sambrisko if (error) 1262154586Sambrisko return (error); 1263154586Sambrisko CP(s32[0], s[0], tv_sec); 1264154586Sambrisko CP(s32[0], s[0], tv_usec); 1265154586Sambrisko CP(s32[1], s[1], tv_sec); 1266154586Sambrisko CP(s32[1], s[1], tv_usec); 1267154586Sambrisko sp = s; 1268154586Sambrisko } else 1269154586Sambrisko sp = NULL; 1270154586Sambrisko return (kern_lutimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE)); 1271154586Sambrisko} 1272154586Sambrisko 1273154586Sambriskoint 1274153247Sambriskofreebsd32_futimes(struct thread *td, struct freebsd32_futimes_args *uap) 1275153247Sambrisko{ 1276153247Sambrisko struct timeval32 s32[2]; 1277153247Sambrisko struct timeval s[2], *sp; 1278153247Sambrisko int error; 1279153247Sambrisko 1280153247Sambrisko if (uap->tptr != NULL) { 1281153247Sambrisko error = copyin(uap->tptr, s32, sizeof(s32)); 1282153247Sambrisko if (error) 1283153247Sambrisko return (error); 1284153247Sambrisko CP(s32[0], s[0], tv_sec); 1285153247Sambrisko CP(s32[0], s[0], tv_usec); 1286153247Sambrisko CP(s32[1], s[1], tv_sec); 1287153247Sambrisko CP(s32[1], s[1], tv_usec); 1288153247Sambrisko sp = s; 1289153247Sambrisko } else 1290153247Sambrisko sp = NULL; 1291153247Sambrisko return (kern_futimes(td, uap->fd, sp, UIO_SYSSPACE)); 1292153247Sambrisko} 1293153247Sambrisko 1294177789Skibint 1295177789Skibfreebsd32_futimesat(struct thread *td, struct freebsd32_futimesat_args *uap) 1296177789Skib{ 1297177789Skib struct timeval32 s32[2]; 1298177789Skib struct timeval s[2], *sp; 1299177789Skib int error; 1300153247Sambrisko 1301177789Skib if (uap->times != NULL) { 1302177789Skib error = copyin(uap->times, s32, sizeof(s32)); 1303177789Skib if (error) 1304177789Skib return (error); 1305177789Skib CP(s32[0], s[0], tv_sec); 1306177789Skib CP(s32[0], s[0], tv_usec); 1307177789Skib CP(s32[1], s[1], tv_sec); 1308177789Skib CP(s32[1], s[1], tv_usec); 1309177789Skib sp = s; 1310177789Skib } else 1311177789Skib sp = NULL; 1312177789Skib return (kern_utimesat(td, uap->fd, uap->path, UIO_USERSPACE, 1313177789Skib sp, UIO_SYSSPACE)); 1314177789Skib} 1315177789Skib 1316153247Sambriskoint 1317119333Speterfreebsd32_adjtime(struct thread *td, struct freebsd32_adjtime_args *uap) 1318100384Speter{ 1319144450Sjhb struct timeval32 tv32; 1320144450Sjhb struct timeval delta, olddelta, *deltap; 1321100384Speter int error; 1322100384Speter 1323144450Sjhb if (uap->delta) { 1324144450Sjhb error = copyin(uap->delta, &tv32, sizeof(tv32)); 1325100384Speter if (error) 1326100384Speter return (error); 1327144450Sjhb CP(tv32, delta, tv_sec); 1328144450Sjhb CP(tv32, delta, tv_usec); 1329144450Sjhb deltap = δ 1330144450Sjhb } else 1331144450Sjhb deltap = NULL; 1332144450Sjhb error = kern_adjtime(td, deltap, &olddelta); 1333144450Sjhb if (uap->olddelta && error == 0) { 1334144450Sjhb CP(olddelta, tv32, tv_sec); 1335144450Sjhb CP(olddelta, tv32, tv_usec); 1336144450Sjhb error = copyout(&tv32, uap->olddelta, sizeof(tv32)); 1337100384Speter } 1338100384Speter return (error); 1339100384Speter} 1340100384Speter 1341128597Smarcel#ifdef COMPAT_FREEBSD4 1342100384Speterint 1343128260Speterfreebsd4_freebsd32_statfs(struct thread *td, struct freebsd4_freebsd32_statfs_args *uap) 1344100384Speter{ 1345142059Sjhb struct statfs32 s32; 1346142059Sjhb struct statfs s; 1347100384Speter int error; 1348100384Speter 1349142059Sjhb error = kern_statfs(td, uap->path, UIO_USERSPACE, &s); 1350100384Speter if (error) 1351100384Speter return (error); 1352174526Sjhb copy_statfs(&s, &s32); 1353142059Sjhb return (copyout(&s32, uap->buf, sizeof(s32))); 1354100384Speter} 1355128597Smarcel#endif 1356100384Speter 1357128597Smarcel#ifdef COMPAT_FREEBSD4 1358100384Speterint 1359128260Speterfreebsd4_freebsd32_fstatfs(struct thread *td, struct freebsd4_freebsd32_fstatfs_args *uap) 1360100384Speter{ 1361142059Sjhb struct statfs32 s32; 1362142059Sjhb struct statfs s; 1363100384Speter int error; 1364100384Speter 1365142059Sjhb error = kern_fstatfs(td, uap->fd, &s); 1366100384Speter if (error) 1367100384Speter return (error); 1368174526Sjhb copy_statfs(&s, &s32); 1369142059Sjhb return (copyout(&s32, uap->buf, sizeof(s32))); 1370100384Speter} 1371128597Smarcel#endif 1372100384Speter 1373128597Smarcel#ifdef COMPAT_FREEBSD4 1374100384Speterint 1375128260Speterfreebsd4_freebsd32_fhstatfs(struct thread *td, struct freebsd4_freebsd32_fhstatfs_args *uap) 1376128260Speter{ 1377142059Sjhb struct statfs32 s32; 1378142059Sjhb struct statfs s; 1379142059Sjhb fhandle_t fh; 1380128260Speter int error; 1381128260Speter 1382142059Sjhb if ((error = copyin(uap->u_fhp, &fh, sizeof(fhandle_t))) != 0) 1383142059Sjhb return (error); 1384142059Sjhb error = kern_fhstatfs(td, fh, &s); 1385128260Speter if (error) 1386128260Speter return (error); 1387174526Sjhb copy_statfs(&s, &s32); 1388142059Sjhb return (copyout(&s32, uap->buf, sizeof(s32))); 1389128260Speter} 1390128597Smarcel#endif 1391128260Speter 1392128260Speterint 1393119333Speterfreebsd32_pread(struct thread *td, struct freebsd32_pread_args *uap) 1394100384Speter{ 1395100384Speter struct pread_args ap; 1396100384Speter 1397107849Salfred ap.fd = uap->fd; 1398107849Salfred ap.buf = uap->buf; 1399107849Salfred ap.nbyte = uap->nbyte; 1400205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1401100384Speter return (pread(td, &ap)); 1402100384Speter} 1403100384Speter 1404100384Speterint 1405119333Speterfreebsd32_pwrite(struct thread *td, struct freebsd32_pwrite_args *uap) 1406100384Speter{ 1407100384Speter struct pwrite_args ap; 1408100384Speter 1409107849Salfred ap.fd = uap->fd; 1410107849Salfred ap.buf = uap->buf; 1411107849Salfred ap.nbyte = uap->nbyte; 1412205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1413100384Speter return (pwrite(td, &ap)); 1414100384Speter} 1415100384Speter 1416100384Speterint 1417119333Speterfreebsd32_lseek(struct thread *td, struct freebsd32_lseek_args *uap) 1418100384Speter{ 1419100384Speter int error; 1420100384Speter struct lseek_args ap; 1421100384Speter off_t pos; 1422100384Speter 1423107849Salfred ap.fd = uap->fd; 1424205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1425107849Salfred ap.whence = uap->whence; 1426100384Speter error = lseek(td, &ap); 1427100384Speter /* Expand the quad return into two parts for eax and edx */ 1428100384Speter pos = *(off_t *)(td->td_retval); 1429205014Snwhitehorn td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */ 1430205014Snwhitehorn td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */ 1431100384Speter return error; 1432100384Speter} 1433100384Speter 1434100384Speterint 1435119333Speterfreebsd32_truncate(struct thread *td, struct freebsd32_truncate_args *uap) 1436100384Speter{ 1437100384Speter struct truncate_args ap; 1438100384Speter 1439107849Salfred ap.path = uap->path; 1440205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1441100384Speter return (truncate(td, &ap)); 1442100384Speter} 1443100384Speter 1444100384Speterint 1445119333Speterfreebsd32_ftruncate(struct thread *td, struct freebsd32_ftruncate_args *uap) 1446100384Speter{ 1447100384Speter struct ftruncate_args ap; 1448100384Speter 1449107849Salfred ap.fd = uap->fd; 1450205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1451100384Speter return (ftruncate(td, &ap)); 1452100384Speter} 1453100384Speter 1454184183Sjhbint 1455184183Sjhbfreebsd32_getdirentries(struct thread *td, 1456184183Sjhb struct freebsd32_getdirentries_args *uap) 1457184183Sjhb{ 1458184183Sjhb long base; 1459184183Sjhb int32_t base32; 1460184183Sjhb int error; 1461184183Sjhb 1462184183Sjhb error = kern_getdirentries(td, uap->fd, uap->buf, uap->count, &base); 1463184183Sjhb if (error) 1464184183Sjhb return (error); 1465184183Sjhb if (uap->basep != NULL) { 1466184183Sjhb base32 = base; 1467184183Sjhb error = copyout(&base32, uap->basep, sizeof(int32_t)); 1468184183Sjhb } 1469184183Sjhb return (error); 1470184183Sjhb} 1471184183Sjhb 1472171215Speter#ifdef COMPAT_FREEBSD6 1473171215Speter/* versions with the 'int pad' argument */ 1474171215Speterint 1475171215Speterfreebsd6_freebsd32_pread(struct thread *td, struct freebsd6_freebsd32_pread_args *uap) 1476171215Speter{ 1477171215Speter struct pread_args ap; 1478171215Speter 1479171215Speter ap.fd = uap->fd; 1480171215Speter ap.buf = uap->buf; 1481171215Speter ap.nbyte = uap->nbyte; 1482205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1483171215Speter return (pread(td, &ap)); 1484171215Speter} 1485171215Speter 1486171215Speterint 1487171215Speterfreebsd6_freebsd32_pwrite(struct thread *td, struct freebsd6_freebsd32_pwrite_args *uap) 1488171215Speter{ 1489171215Speter struct pwrite_args ap; 1490171215Speter 1491171215Speter ap.fd = uap->fd; 1492171215Speter ap.buf = uap->buf; 1493171215Speter ap.nbyte = uap->nbyte; 1494205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1495171215Speter return (pwrite(td, &ap)); 1496171215Speter} 1497171215Speter 1498171215Speterint 1499171215Speterfreebsd6_freebsd32_lseek(struct thread *td, struct freebsd6_freebsd32_lseek_args *uap) 1500171215Speter{ 1501171215Speter int error; 1502171215Speter struct lseek_args ap; 1503171215Speter off_t pos; 1504171215Speter 1505171215Speter ap.fd = uap->fd; 1506205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1507171215Speter ap.whence = uap->whence; 1508171215Speter error = lseek(td, &ap); 1509171215Speter /* Expand the quad return into two parts for eax and edx */ 1510171215Speter pos = *(off_t *)(td->td_retval); 1511205014Snwhitehorn td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */ 1512205014Snwhitehorn td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */ 1513171215Speter return error; 1514171215Speter} 1515171215Speter 1516171215Speterint 1517171215Speterfreebsd6_freebsd32_truncate(struct thread *td, struct freebsd6_freebsd32_truncate_args *uap) 1518171215Speter{ 1519171215Speter struct truncate_args ap; 1520171215Speter 1521171215Speter ap.path = uap->path; 1522205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1523171215Speter return (truncate(td, &ap)); 1524171215Speter} 1525171215Speter 1526171215Speterint 1527171215Speterfreebsd6_freebsd32_ftruncate(struct thread *td, struct freebsd6_freebsd32_ftruncate_args *uap) 1528171215Speter{ 1529171215Speter struct ftruncate_args ap; 1530171215Speter 1531171215Speter ap.fd = uap->fd; 1532205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1533171215Speter return (ftruncate(td, &ap)); 1534171215Speter} 1535171215Speter#endif /* COMPAT_FREEBSD6 */ 1536171215Speter 1537156114Spsstruct sf_hdtr32 { 1538156114Sps uint32_t headers; 1539156114Sps int hdr_cnt; 1540156114Sps uint32_t trailers; 1541156114Sps int trl_cnt; 1542156114Sps}; 1543156114Sps 1544156114Spsstatic int 1545156114Spsfreebsd32_do_sendfile(struct thread *td, 1546156114Sps struct freebsd32_sendfile_args *uap, int compat) 1547104738Speter{ 1548156114Sps struct sendfile_args ap; 1549156114Sps struct sf_hdtr32 hdtr32; 1550156114Sps struct sf_hdtr hdtr; 1551156114Sps struct uio *hdr_uio, *trl_uio; 1552156114Sps struct iovec32 *iov32; 1553156114Sps int error; 1554104738Speter 1555156114Sps hdr_uio = trl_uio = NULL; 1556156114Sps 1557107849Salfred ap.fd = uap->fd; 1558107849Salfred ap.s = uap->s; 1559205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1560156114Sps ap.nbytes = uap->nbytes; 1561156114Sps ap.hdtr = (struct sf_hdtr *)uap->hdtr; /* XXX not used */ 1562156114Sps ap.sbytes = uap->sbytes; 1563107849Salfred ap.flags = uap->flags; 1564156114Sps 1565156114Sps if (uap->hdtr != NULL) { 1566156114Sps error = copyin(uap->hdtr, &hdtr32, sizeof(hdtr32)); 1567156114Sps if (error) 1568156114Sps goto out; 1569156114Sps PTRIN_CP(hdtr32, hdtr, headers); 1570156114Sps CP(hdtr32, hdtr, hdr_cnt); 1571156114Sps PTRIN_CP(hdtr32, hdtr, trailers); 1572156114Sps CP(hdtr32, hdtr, trl_cnt); 1573156114Sps 1574156114Sps if (hdtr.headers != NULL) { 1575160246Sjhb iov32 = PTRIN(hdtr32.headers); 1576156114Sps error = freebsd32_copyinuio(iov32, 1577156114Sps hdtr32.hdr_cnt, &hdr_uio); 1578156114Sps if (error) 1579156114Sps goto out; 1580156114Sps } 1581156114Sps if (hdtr.trailers != NULL) { 1582160246Sjhb iov32 = PTRIN(hdtr32.trailers); 1583156114Sps error = freebsd32_copyinuio(iov32, 1584156114Sps hdtr32.trl_cnt, &trl_uio); 1585156114Sps if (error) 1586156114Sps goto out; 1587156114Sps } 1588156114Sps } 1589156114Sps 1590156114Sps error = kern_sendfile(td, &ap, hdr_uio, trl_uio, compat); 1591156114Spsout: 1592156114Sps if (hdr_uio) 1593156114Sps free(hdr_uio, M_IOV); 1594156114Sps if (trl_uio) 1595156114Sps free(trl_uio, M_IOV); 1596156114Sps return (error); 1597104738Speter} 1598156114Sps 1599156114Sps#ifdef COMPAT_FREEBSD4 1600156114Spsint 1601156114Spsfreebsd4_freebsd32_sendfile(struct thread *td, 1602156114Sps struct freebsd4_freebsd32_sendfile_args *uap) 1603156114Sps{ 1604156114Sps return (freebsd32_do_sendfile(td, 1605156114Sps (struct freebsd32_sendfile_args *)uap, 1)); 1606156114Sps} 1607104738Speter#endif 1608104738Speter 1609104738Speterint 1610119333Speterfreebsd32_sendfile(struct thread *td, struct freebsd32_sendfile_args *uap) 1611100384Speter{ 1612100384Speter 1613156114Sps return (freebsd32_do_sendfile(td, uap, 0)); 1614100384Speter} 1615100384Speter 1616100384Speterstatic void 1617100384Spetercopy_stat( struct stat *in, struct stat32 *out) 1618100384Speter{ 1619100384Speter CP(*in, *out, st_dev); 1620100384Speter CP(*in, *out, st_ino); 1621100384Speter CP(*in, *out, st_mode); 1622100384Speter CP(*in, *out, st_nlink); 1623100384Speter CP(*in, *out, st_uid); 1624100384Speter CP(*in, *out, st_gid); 1625100384Speter CP(*in, *out, st_rdev); 1626205792Sed TS_CP(*in, *out, st_atim); 1627205792Sed TS_CP(*in, *out, st_mtim); 1628205792Sed TS_CP(*in, *out, st_ctim); 1629100384Speter CP(*in, *out, st_size); 1630100384Speter CP(*in, *out, st_blocks); 1631100384Speter CP(*in, *out, st_blksize); 1632100384Speter CP(*in, *out, st_flags); 1633100384Speter CP(*in, *out, st_gen); 1634100384Speter} 1635100384Speter 1636100384Speterint 1637119333Speterfreebsd32_stat(struct thread *td, struct freebsd32_stat_args *uap) 1638100384Speter{ 1639123746Speter struct stat sb; 1640123746Speter struct stat32 sb32; 1641100384Speter int error; 1642100384Speter 1643142059Sjhb error = kern_stat(td, uap->path, UIO_USERSPACE, &sb); 1644100384Speter if (error) 1645100384Speter return (error); 1646123746Speter copy_stat(&sb, &sb32); 1647123746Speter error = copyout(&sb32, uap->ub, sizeof (sb32)); 1648100384Speter return (error); 1649100384Speter} 1650100384Speter 1651100384Speterint 1652119333Speterfreebsd32_fstat(struct thread *td, struct freebsd32_fstat_args *uap) 1653100384Speter{ 1654123746Speter struct stat ub; 1655123746Speter struct stat32 ub32; 1656100384Speter int error; 1657100384Speter 1658142059Sjhb error = kern_fstat(td, uap->fd, &ub); 1659100384Speter if (error) 1660100384Speter return (error); 1661123746Speter copy_stat(&ub, &ub32); 1662123746Speter error = copyout(&ub32, uap->ub, sizeof(ub32)); 1663100384Speter return (error); 1664100384Speter} 1665100384Speter 1666100384Speterint 1667177789Skibfreebsd32_fstatat(struct thread *td, struct freebsd32_fstatat_args *uap) 1668177789Skib{ 1669177789Skib struct stat ub; 1670177789Skib struct stat32 ub32; 1671177789Skib int error; 1672177789Skib 1673177789Skib error = kern_statat(td, uap->flag, uap->fd, uap->path, UIO_USERSPACE, &ub); 1674177789Skib if (error) 1675177789Skib return (error); 1676177789Skib copy_stat(&ub, &ub32); 1677177789Skib error = copyout(&ub32, uap->buf, sizeof(ub32)); 1678177789Skib return (error); 1679177789Skib} 1680177789Skib 1681177789Skibint 1682119333Speterfreebsd32_lstat(struct thread *td, struct freebsd32_lstat_args *uap) 1683100384Speter{ 1684123746Speter struct stat sb; 1685123746Speter struct stat32 sb32; 1686142059Sjhb int error; 1687100384Speter 1688142059Sjhb error = kern_lstat(td, uap->path, UIO_USERSPACE, &sb); 1689100384Speter if (error) 1690100384Speter return (error); 1691123746Speter copy_stat(&sb, &sb32); 1692123746Speter error = copyout(&sb32, uap->ub, sizeof (sb32)); 1693100384Speter return (error); 1694100384Speter} 1695100384Speter 1696100384Speter/* 1697100384Speter * MPSAFE 1698100384Speter */ 1699100384Speterint 1700119333Speterfreebsd32_sysctl(struct thread *td, struct freebsd32_sysctl_args *uap) 1701100384Speter{ 1702100384Speter int error, name[CTL_MAXNAME]; 1703100384Speter size_t j, oldlen; 1704100384Speter 1705100384Speter if (uap->namelen > CTL_MAXNAME || uap->namelen < 2) 1706100384Speter return (EINVAL); 1707136404Speter error = copyin(uap->name, name, uap->namelen * sizeof(int)); 1708100384Speter if (error) 1709100384Speter return (error); 1710100384Speter if (uap->oldlenp) 1711100384Speter oldlen = fuword32(uap->oldlenp); 1712100384Speter else 1713100384Speter oldlen = 0; 1714100384Speter error = userland_sysctl(td, name, uap->namelen, 1715100384Speter uap->old, &oldlen, 1, 1716136404Speter uap->new, uap->newlen, &j, SCTL_MASK32); 1717100384Speter if (error && error != ENOMEM) 1718186564Sed return (error); 1719136404Speter if (uap->oldlenp) 1720100384Speter suword32(uap->oldlenp, j); 1721186564Sed return (0); 1722100384Speter} 1723100384Speter 1724100384Speterint 1725185435Sbzfreebsd32_jail(struct thread *td, struct freebsd32_jail_args *uap) 1726185435Sbz{ 1727185435Sbz uint32_t version; 1728185435Sbz int error; 1729192895Sjamie struct jail j; 1730185435Sbz 1731185435Sbz error = copyin(uap->jail, &version, sizeof(uint32_t)); 1732185435Sbz if (error) 1733185435Sbz return (error); 1734190466Sjamie 1735185435Sbz switch (version) { 1736190466Sjamie case 0: 1737185435Sbz { 1738185435Sbz /* FreeBSD single IPv4 jails. */ 1739185435Sbz struct jail32_v0 j32_v0; 1740185435Sbz 1741192895Sjamie bzero(&j, sizeof(struct jail)); 1742185435Sbz error = copyin(uap->jail, &j32_v0, sizeof(struct jail32_v0)); 1743185435Sbz if (error) 1744185435Sbz return (error); 1745192895Sjamie CP(j32_v0, j, version); 1746192895Sjamie PTRIN_CP(j32_v0, j, path); 1747192895Sjamie PTRIN_CP(j32_v0, j, hostname); 1748192895Sjamie j.ip4s = j32_v0.ip_number; 1749185435Sbz break; 1750185435Sbz } 1751185435Sbz 1752185435Sbz case 1: 1753185435Sbz /* 1754185435Sbz * Version 1 was used by multi-IPv4 jail implementations 1755185435Sbz * that never made it into the official kernel. 1756185435Sbz */ 1757185435Sbz return (EINVAL); 1758185435Sbz 1759185435Sbz case 2: /* JAIL_API_VERSION */ 1760185435Sbz { 1761185435Sbz /* FreeBSD multi-IPv4/IPv6,noIP jails. */ 1762185435Sbz struct jail32 j32; 1763185435Sbz 1764185435Sbz error = copyin(uap->jail, &j32, sizeof(struct jail32)); 1765185435Sbz if (error) 1766185435Sbz return (error); 1767192895Sjamie CP(j32, j, version); 1768192895Sjamie PTRIN_CP(j32, j, path); 1769192895Sjamie PTRIN_CP(j32, j, hostname); 1770192895Sjamie PTRIN_CP(j32, j, jailname); 1771192895Sjamie CP(j32, j, ip4s); 1772192895Sjamie CP(j32, j, ip6s); 1773192895Sjamie PTRIN_CP(j32, j, ip4); 1774192895Sjamie PTRIN_CP(j32, j, ip6); 1775185435Sbz break; 1776185435Sbz } 1777185435Sbz 1778185435Sbz default: 1779185435Sbz /* Sci-Fi jails are not supported, sorry. */ 1780185435Sbz return (EINVAL); 1781185435Sbz } 1782192895Sjamie return (kern_jail(td, &j)); 1783185435Sbz} 1784185435Sbz 1785185435Sbzint 1786191673Sjamiefreebsd32_jail_set(struct thread *td, struct freebsd32_jail_set_args *uap) 1787191673Sjamie{ 1788191673Sjamie struct uio *auio; 1789191673Sjamie int error; 1790191673Sjamie 1791191673Sjamie /* Check that we have an even number of iovecs. */ 1792191673Sjamie if (uap->iovcnt & 1) 1793191673Sjamie return (EINVAL); 1794191673Sjamie 1795191673Sjamie error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 1796191673Sjamie if (error) 1797191673Sjamie return (error); 1798191673Sjamie error = kern_jail_set(td, auio, uap->flags); 1799191673Sjamie free(auio, M_IOV); 1800191673Sjamie return (error); 1801191673Sjamie} 1802191673Sjamie 1803191673Sjamieint 1804191673Sjamiefreebsd32_jail_get(struct thread *td, struct freebsd32_jail_get_args *uap) 1805191673Sjamie{ 1806191673Sjamie struct iovec32 iov32; 1807191673Sjamie struct uio *auio; 1808191673Sjamie int error, i; 1809191673Sjamie 1810191673Sjamie /* Check that we have an even number of iovecs. */ 1811191673Sjamie if (uap->iovcnt & 1) 1812191673Sjamie return (EINVAL); 1813191673Sjamie 1814191673Sjamie error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 1815191673Sjamie if (error) 1816191673Sjamie return (error); 1817191673Sjamie error = kern_jail_get(td, auio, uap->flags); 1818191673Sjamie if (error == 0) 1819191673Sjamie for (i = 0; i < uap->iovcnt; i++) { 1820191673Sjamie PTROUT_CP(auio->uio_iov[i], iov32, iov_base); 1821191673Sjamie CP(auio->uio_iov[i], iov32, iov_len); 1822191673Sjamie error = copyout(&iov32, uap->iovp + i, sizeof(iov32)); 1823191673Sjamie if (error != 0) 1824191673Sjamie break; 1825191673Sjamie } 1826191673Sjamie free(auio, M_IOV); 1827191673Sjamie return (error); 1828191673Sjamie} 1829191673Sjamie 1830191673Sjamieint 1831119333Speterfreebsd32_sigaction(struct thread *td, struct freebsd32_sigaction_args *uap) 1832100384Speter{ 1833113859Sjhb struct sigaction32 s32; 1834113859Sjhb struct sigaction sa, osa, *sap; 1835100384Speter int error; 1836100384Speter 1837113859Sjhb if (uap->act) { 1838113859Sjhb error = copyin(uap->act, &s32, sizeof(s32)); 1839100384Speter if (error) 1840100384Speter return (error); 1841113859Sjhb sa.sa_handler = PTRIN(s32.sa_u); 1842113859Sjhb CP(s32, sa, sa_flags); 1843113859Sjhb CP(s32, sa, sa_mask); 1844113859Sjhb sap = &sa; 1845113859Sjhb } else 1846113859Sjhb sap = NULL; 1847113859Sjhb error = kern_sigaction(td, uap->sig, sap, &osa, 0); 1848146583Sps if (error == 0 && uap->oact != NULL) { 1849113859Sjhb s32.sa_u = PTROUT(osa.sa_handler); 1850113859Sjhb CP(osa, s32, sa_flags); 1851113859Sjhb CP(osa, s32, sa_mask); 1852113859Sjhb error = copyout(&s32, uap->oact, sizeof(s32)); 1853100384Speter } 1854100384Speter return (error); 1855100384Speter} 1856100384Speter 1857114987Speter#ifdef COMPAT_FREEBSD4 1858114987Speterint 1859119333Speterfreebsd4_freebsd32_sigaction(struct thread *td, 1860119333Speter struct freebsd4_freebsd32_sigaction_args *uap) 1861114987Speter{ 1862114987Speter struct sigaction32 s32; 1863114987Speter struct sigaction sa, osa, *sap; 1864114987Speter int error; 1865114987Speter 1866114987Speter if (uap->act) { 1867114987Speter error = copyin(uap->act, &s32, sizeof(s32)); 1868114987Speter if (error) 1869114987Speter return (error); 1870114987Speter sa.sa_handler = PTRIN(s32.sa_u); 1871114987Speter CP(s32, sa, sa_flags); 1872114987Speter CP(s32, sa, sa_mask); 1873114987Speter sap = &sa; 1874114987Speter } else 1875114987Speter sap = NULL; 1876114987Speter error = kern_sigaction(td, uap->sig, sap, &osa, KSA_FREEBSD4); 1877146583Sps if (error == 0 && uap->oact != NULL) { 1878114987Speter s32.sa_u = PTROUT(osa.sa_handler); 1879114987Speter CP(osa, s32, sa_flags); 1880114987Speter CP(osa, s32, sa_mask); 1881114987Speter error = copyout(&s32, uap->oact, sizeof(s32)); 1882114987Speter } 1883114987Speter return (error); 1884114987Speter} 1885114987Speter#endif 1886114987Speter 1887151582Sps#ifdef COMPAT_43 1888151720Speterstruct osigaction32 { 1889151582Sps u_int32_t sa_u; 1890151582Sps osigset_t sa_mask; 1891151582Sps int sa_flags; 1892151582Sps}; 1893151582Sps 1894151582Sps#define ONSIG 32 1895151582Sps 1896140481Spsint 1897151720Speterofreebsd32_sigaction(struct thread *td, 1898151720Speter struct ofreebsd32_sigaction_args *uap) 1899151582Sps{ 1900151720Speter struct osigaction32 s32; 1901151582Sps struct sigaction sa, osa, *sap; 1902151582Sps int error; 1903151582Sps 1904151582Sps if (uap->signum <= 0 || uap->signum >= ONSIG) 1905151582Sps return (EINVAL); 1906151582Sps 1907151582Sps if (uap->nsa) { 1908151582Sps error = copyin(uap->nsa, &s32, sizeof(s32)); 1909151582Sps if (error) 1910151582Sps return (error); 1911151582Sps sa.sa_handler = PTRIN(s32.sa_u); 1912151582Sps CP(s32, sa, sa_flags); 1913151582Sps OSIG2SIG(s32.sa_mask, sa.sa_mask); 1914151582Sps sap = &sa; 1915151582Sps } else 1916151582Sps sap = NULL; 1917151582Sps error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET); 1918151582Sps if (error == 0 && uap->osa != NULL) { 1919151582Sps s32.sa_u = PTROUT(osa.sa_handler); 1920151582Sps CP(osa, s32, sa_flags); 1921151582Sps SIG2OSIG(osa.sa_mask, s32.sa_mask); 1922151582Sps error = copyout(&s32, uap->osa, sizeof(s32)); 1923151582Sps } 1924151582Sps return (error); 1925151582Sps} 1926151582Sps 1927151582Spsint 1928151720Speterofreebsd32_sigprocmask(struct thread *td, 1929151720Speter struct ofreebsd32_sigprocmask_args *uap) 1930151582Sps{ 1931151582Sps sigset_t set, oset; 1932151582Sps int error; 1933151582Sps 1934151582Sps OSIG2SIG(uap->mask, set); 1935198507Skib error = kern_sigprocmask(td, uap->how, &set, &oset, SIGPROCMASK_OLD); 1936151582Sps SIG2OSIG(oset, td->td_retval[0]); 1937151582Sps return (error); 1938151582Sps} 1939151582Sps 1940151582Spsint 1941151720Speterofreebsd32_sigpending(struct thread *td, 1942151720Speter struct ofreebsd32_sigpending_args *uap) 1943151582Sps{ 1944151582Sps struct proc *p = td->td_proc; 1945151582Sps sigset_t siglist; 1946151582Sps 1947151582Sps PROC_LOCK(p); 1948151582Sps siglist = p->p_siglist; 1949151582Sps SIGSETOR(siglist, td->td_siglist); 1950151582Sps PROC_UNLOCK(p); 1951151582Sps SIG2OSIG(siglist, td->td_retval[0]); 1952151582Sps return (0); 1953151582Sps} 1954151582Sps 1955151582Spsstruct sigvec32 { 1956151582Sps u_int32_t sv_handler; 1957151582Sps int sv_mask; 1958151582Sps int sv_flags; 1959151582Sps}; 1960151582Sps 1961151582Spsint 1962151720Speterofreebsd32_sigvec(struct thread *td, 1963151720Speter struct ofreebsd32_sigvec_args *uap) 1964151582Sps{ 1965151582Sps struct sigvec32 vec; 1966151582Sps struct sigaction sa, osa, *sap; 1967151582Sps int error; 1968151582Sps 1969151582Sps if (uap->signum <= 0 || uap->signum >= ONSIG) 1970151582Sps return (EINVAL); 1971151582Sps 1972151582Sps if (uap->nsv) { 1973151582Sps error = copyin(uap->nsv, &vec, sizeof(vec)); 1974151582Sps if (error) 1975151582Sps return (error); 1976151582Sps sa.sa_handler = PTRIN(vec.sv_handler); 1977151582Sps OSIG2SIG(vec.sv_mask, sa.sa_mask); 1978151582Sps sa.sa_flags = vec.sv_flags; 1979151582Sps sa.sa_flags ^= SA_RESTART; 1980151582Sps sap = &sa; 1981151582Sps } else 1982151582Sps sap = NULL; 1983151582Sps error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET); 1984151582Sps if (error == 0 && uap->osv != NULL) { 1985151582Sps vec.sv_handler = PTROUT(osa.sa_handler); 1986151582Sps SIG2OSIG(osa.sa_mask, vec.sv_mask); 1987151582Sps vec.sv_flags = osa.sa_flags; 1988151582Sps vec.sv_flags &= ~SA_NOCLDWAIT; 1989151582Sps vec.sv_flags ^= SA_RESTART; 1990151582Sps error = copyout(&vec, uap->osv, sizeof(vec)); 1991151582Sps } 1992151582Sps return (error); 1993151582Sps} 1994151582Sps 1995151582Spsint 1996151720Speterofreebsd32_sigblock(struct thread *td, 1997151720Speter struct ofreebsd32_sigblock_args *uap) 1998151582Sps{ 1999198507Skib sigset_t set, oset; 2000151582Sps 2001151582Sps OSIG2SIG(uap->mask, set); 2002198507Skib kern_sigprocmask(td, SIG_BLOCK, &set, &oset, 0); 2003198507Skib SIG2OSIG(oset, td->td_retval[0]); 2004151582Sps return (0); 2005151582Sps} 2006151582Sps 2007151582Spsint 2008151720Speterofreebsd32_sigsetmask(struct thread *td, 2009151720Speter struct ofreebsd32_sigsetmask_args *uap) 2010151582Sps{ 2011198507Skib sigset_t set, oset; 2012151582Sps 2013151582Sps OSIG2SIG(uap->mask, set); 2014198507Skib kern_sigprocmask(td, SIG_SETMASK, &set, &oset, 0); 2015198507Skib SIG2OSIG(oset, td->td_retval[0]); 2016151582Sps return (0); 2017151582Sps} 2018151582Sps 2019151582Spsint 2020151720Speterofreebsd32_sigsuspend(struct thread *td, 2021151720Speter struct ofreebsd32_sigsuspend_args *uap) 2022151582Sps{ 2023151582Sps sigset_t mask; 2024151582Sps 2025151582Sps OSIG2SIG(uap->mask, mask); 2026198506Skib return (kern_sigsuspend(td, mask)); 2027151582Sps} 2028151582Sps 2029151582Spsstruct sigstack32 { 2030151582Sps u_int32_t ss_sp; 2031151582Sps int ss_onstack; 2032151582Sps}; 2033151582Sps 2034151582Spsint 2035151720Speterofreebsd32_sigstack(struct thread *td, 2036151720Speter struct ofreebsd32_sigstack_args *uap) 2037151582Sps{ 2038151582Sps struct sigstack32 s32; 2039151582Sps struct sigstack nss, oss; 2040170870Smjacob int error = 0, unss; 2041151582Sps 2042151582Sps if (uap->nss != NULL) { 2043151582Sps error = copyin(uap->nss, &s32, sizeof(s32)); 2044151582Sps if (error) 2045151582Sps return (error); 2046151582Sps nss.ss_sp = PTRIN(s32.ss_sp); 2047151582Sps CP(s32, nss, ss_onstack); 2048170870Smjacob unss = 1; 2049170870Smjacob } else { 2050170870Smjacob unss = 0; 2051151582Sps } 2052151582Sps oss.ss_sp = td->td_sigstk.ss_sp; 2053151582Sps oss.ss_onstack = sigonstack(cpu_getstack(td)); 2054170870Smjacob if (unss) { 2055151582Sps td->td_sigstk.ss_sp = nss.ss_sp; 2056151582Sps td->td_sigstk.ss_size = 0; 2057170870Smjacob td->td_sigstk.ss_flags |= (nss.ss_onstack & SS_ONSTACK); 2058151582Sps td->td_pflags |= TDP_ALTSTACK; 2059151582Sps } 2060151582Sps if (uap->oss != NULL) { 2061151582Sps s32.ss_sp = PTROUT(oss.ss_sp); 2062151582Sps CP(oss, s32, ss_onstack); 2063151582Sps error = copyout(&s32, uap->oss, sizeof(s32)); 2064151582Sps } 2065151582Sps return (error); 2066151582Sps} 2067151582Sps#endif 2068151582Sps 2069151582Spsint 2070140481Spsfreebsd32_nanosleep(struct thread *td, struct freebsd32_nanosleep_args *uap) 2071140481Sps{ 2072140481Sps struct timespec32 rmt32, rqt32; 2073140481Sps struct timespec rmt, rqt; 2074140481Sps int error; 2075140481Sps 2076151355Sps error = copyin(uap->rqtp, &rqt32, sizeof(rqt32)); 2077140481Sps if (error) 2078140481Sps return (error); 2079140481Sps 2080140481Sps CP(rqt32, rqt, tv_sec); 2081140481Sps CP(rqt32, rqt, tv_nsec); 2082140481Sps 2083140481Sps if (uap->rmtp && 2084140481Sps !useracc((caddr_t)uap->rmtp, sizeof(rmt), VM_PROT_WRITE)) 2085140481Sps return (EFAULT); 2086140481Sps error = kern_nanosleep(td, &rqt, &rmt); 2087140481Sps if (error && uap->rmtp) { 2088140481Sps int error2; 2089140481Sps 2090140481Sps CP(rmt, rmt32, tv_sec); 2091140481Sps CP(rmt, rmt32, tv_nsec); 2092140481Sps 2093151355Sps error2 = copyout(&rmt32, uap->rmtp, sizeof(rmt32)); 2094140481Sps if (error2) 2095140481Sps error = error2; 2096140481Sps } 2097140481Sps return (error); 2098140481Sps} 2099140481Sps 2100151357Spsint 2101151357Spsfreebsd32_clock_gettime(struct thread *td, 2102151357Sps struct freebsd32_clock_gettime_args *uap) 2103151357Sps{ 2104151357Sps struct timespec ats; 2105151357Sps struct timespec32 ats32; 2106151357Sps int error; 2107151357Sps 2108151357Sps error = kern_clock_gettime(td, uap->clock_id, &ats); 2109151357Sps if (error == 0) { 2110151357Sps CP(ats, ats32, tv_sec); 2111151357Sps CP(ats, ats32, tv_nsec); 2112151357Sps error = copyout(&ats32, uap->tp, sizeof(ats32)); 2113151357Sps } 2114151357Sps return (error); 2115151357Sps} 2116151357Sps 2117151357Spsint 2118151357Spsfreebsd32_clock_settime(struct thread *td, 2119151357Sps struct freebsd32_clock_settime_args *uap) 2120151357Sps{ 2121151357Sps struct timespec ats; 2122151357Sps struct timespec32 ats32; 2123151357Sps int error; 2124151357Sps 2125151357Sps error = copyin(uap->tp, &ats32, sizeof(ats32)); 2126151357Sps if (error) 2127151357Sps return (error); 2128151357Sps CP(ats32, ats, tv_sec); 2129151357Sps CP(ats32, ats, tv_nsec); 2130151357Sps 2131151357Sps return (kern_clock_settime(td, uap->clock_id, &ats)); 2132151357Sps} 2133151357Sps 2134151357Spsint 2135151357Spsfreebsd32_clock_getres(struct thread *td, 2136151357Sps struct freebsd32_clock_getres_args *uap) 2137151357Sps{ 2138151357Sps struct timespec ts; 2139151357Sps struct timespec32 ts32; 2140151357Sps int error; 2141151357Sps 2142151357Sps if (uap->tp == NULL) 2143151357Sps return (0); 2144151357Sps error = kern_clock_getres(td, uap->clock_id, &ts); 2145151357Sps if (error == 0) { 2146151357Sps CP(ts, ts32, tv_sec); 2147151357Sps CP(ts, ts32, tv_nsec); 2148151357Sps error = copyout(&ts32, uap->tp, sizeof(ts32)); 2149151357Sps } 2150151357Sps return (error); 2151151357Sps} 2152151357Sps 2153162551Sdavidxuint 2154162551Sdavidxufreebsd32_thr_new(struct thread *td, 2155162551Sdavidxu struct freebsd32_thr_new_args *uap) 2156162551Sdavidxu{ 2157162551Sdavidxu struct thr_param32 param32; 2158162551Sdavidxu struct thr_param param; 2159162551Sdavidxu int error; 2160162551Sdavidxu 2161162551Sdavidxu if (uap->param_size < 0 || 2162162551Sdavidxu uap->param_size > sizeof(struct thr_param32)) 2163162551Sdavidxu return (EINVAL); 2164162551Sdavidxu bzero(¶m, sizeof(struct thr_param)); 2165162551Sdavidxu bzero(¶m32, sizeof(struct thr_param32)); 2166162551Sdavidxu error = copyin(uap->param, ¶m32, uap->param_size); 2167162551Sdavidxu if (error != 0) 2168162551Sdavidxu return (error); 2169162551Sdavidxu param.start_func = PTRIN(param32.start_func); 2170162551Sdavidxu param.arg = PTRIN(param32.arg); 2171162551Sdavidxu param.stack_base = PTRIN(param32.stack_base); 2172162551Sdavidxu param.stack_size = param32.stack_size; 2173162551Sdavidxu param.tls_base = PTRIN(param32.tls_base); 2174162551Sdavidxu param.tls_size = param32.tls_size; 2175162551Sdavidxu param.child_tid = PTRIN(param32.child_tid); 2176162551Sdavidxu param.parent_tid = PTRIN(param32.parent_tid); 2177162551Sdavidxu param.flags = param32.flags; 2178162551Sdavidxu param.rtp = PTRIN(param32.rtp); 2179162551Sdavidxu param.spare[0] = PTRIN(param32.spare[0]); 2180162551Sdavidxu param.spare[1] = PTRIN(param32.spare[1]); 2181162551Sdavidxu param.spare[2] = PTRIN(param32.spare[2]); 2182162551Sdavidxu 2183162551Sdavidxu return (kern_thr_new(td, ¶m)); 2184162551Sdavidxu} 2185162551Sdavidxu 2186162551Sdavidxuint 2187162551Sdavidxufreebsd32_thr_suspend(struct thread *td, struct freebsd32_thr_suspend_args *uap) 2188162551Sdavidxu{ 2189162551Sdavidxu struct timespec32 ts32; 2190162551Sdavidxu struct timespec ts, *tsp; 2191162551Sdavidxu int error; 2192162551Sdavidxu 2193162551Sdavidxu error = 0; 2194162551Sdavidxu tsp = NULL; 2195162551Sdavidxu if (uap->timeout != NULL) { 2196162551Sdavidxu error = copyin((const void *)uap->timeout, (void *)&ts32, 2197162551Sdavidxu sizeof(struct timespec32)); 2198162551Sdavidxu if (error != 0) 2199162551Sdavidxu return (error); 2200162551Sdavidxu ts.tv_sec = ts32.tv_sec; 2201162551Sdavidxu ts.tv_nsec = ts32.tv_nsec; 2202162551Sdavidxu tsp = &ts; 2203162551Sdavidxu } 2204162551Sdavidxu return (kern_thr_suspend(td, tsp)); 2205162551Sdavidxu} 2206162551Sdavidxu 2207163018Sdavidxuvoid 2208209687Skibsiginfo_to_siginfo32(const siginfo_t *src, struct siginfo32 *dst) 2209163018Sdavidxu{ 2210163018Sdavidxu bzero(dst, sizeof(*dst)); 2211163018Sdavidxu dst->si_signo = src->si_signo; 2212163018Sdavidxu dst->si_errno = src->si_errno; 2213163018Sdavidxu dst->si_code = src->si_code; 2214163018Sdavidxu dst->si_pid = src->si_pid; 2215163018Sdavidxu dst->si_uid = src->si_uid; 2216163018Sdavidxu dst->si_status = src->si_status; 2217184829Speter dst->si_addr = (uintptr_t)src->si_addr; 2218163018Sdavidxu dst->si_value.sigval_int = src->si_value.sival_int; 2219163018Sdavidxu dst->si_timerid = src->si_timerid; 2220163018Sdavidxu dst->si_overrun = src->si_overrun; 2221163018Sdavidxu} 2222163018Sdavidxu 2223163018Sdavidxuint 2224163018Sdavidxufreebsd32_sigtimedwait(struct thread *td, struct freebsd32_sigtimedwait_args *uap) 2225163018Sdavidxu{ 2226163018Sdavidxu struct timespec32 ts32; 2227163018Sdavidxu struct timespec ts; 2228163018Sdavidxu struct timespec *timeout; 2229163018Sdavidxu sigset_t set; 2230163018Sdavidxu ksiginfo_t ksi; 2231163018Sdavidxu struct siginfo32 si32; 2232163018Sdavidxu int error; 2233163018Sdavidxu 2234163018Sdavidxu if (uap->timeout) { 2235163018Sdavidxu error = copyin(uap->timeout, &ts32, sizeof(ts32)); 2236163018Sdavidxu if (error) 2237163018Sdavidxu return (error); 2238163018Sdavidxu ts.tv_sec = ts32.tv_sec; 2239163018Sdavidxu ts.tv_nsec = ts32.tv_nsec; 2240163018Sdavidxu timeout = &ts; 2241163018Sdavidxu } else 2242163018Sdavidxu timeout = NULL; 2243163018Sdavidxu 2244163018Sdavidxu error = copyin(uap->set, &set, sizeof(set)); 2245163018Sdavidxu if (error) 2246163018Sdavidxu return (error); 2247163018Sdavidxu 2248163018Sdavidxu error = kern_sigtimedwait(td, set, &ksi, timeout); 2249163018Sdavidxu if (error) 2250163018Sdavidxu return (error); 2251163018Sdavidxu 2252163018Sdavidxu if (uap->info) { 2253163018Sdavidxu siginfo_to_siginfo32(&ksi.ksi_info, &si32); 2254163018Sdavidxu error = copyout(&si32, uap->info, sizeof(struct siginfo32)); 2255163018Sdavidxu } 2256163018Sdavidxu 2257163018Sdavidxu if (error == 0) 2258163018Sdavidxu td->td_retval[0] = ksi.ksi_signo; 2259163018Sdavidxu return (error); 2260163018Sdavidxu} 2261163018Sdavidxu 2262163018Sdavidxu/* 2263163018Sdavidxu * MPSAFE 2264163018Sdavidxu */ 2265163018Sdavidxuint 2266163018Sdavidxufreebsd32_sigwaitinfo(struct thread *td, struct freebsd32_sigwaitinfo_args *uap) 2267163018Sdavidxu{ 2268163018Sdavidxu ksiginfo_t ksi; 2269163018Sdavidxu struct siginfo32 si32; 2270163018Sdavidxu sigset_t set; 2271163018Sdavidxu int error; 2272163018Sdavidxu 2273163018Sdavidxu error = copyin(uap->set, &set, sizeof(set)); 2274163018Sdavidxu if (error) 2275163018Sdavidxu return (error); 2276163018Sdavidxu 2277163018Sdavidxu error = kern_sigtimedwait(td, set, &ksi, NULL); 2278163018Sdavidxu if (error) 2279163018Sdavidxu return (error); 2280163018Sdavidxu 2281163018Sdavidxu if (uap->info) { 2282163018Sdavidxu siginfo_to_siginfo32(&ksi.ksi_info, &si32); 2283163018Sdavidxu error = copyout(&si32, uap->info, sizeof(struct siginfo32)); 2284163018Sdavidxu } 2285163018Sdavidxu if (error == 0) 2286163018Sdavidxu td->td_retval[0] = ksi.ksi_signo; 2287163018Sdavidxu return (error); 2288163018Sdavidxu} 2289163018Sdavidxu 2290180433Sbrooksint 2291180433Sbrooksfreebsd32_cpuset_setid(struct thread *td, 2292180433Sbrooks struct freebsd32_cpuset_setid_args *uap) 2293180433Sbrooks{ 2294180433Sbrooks struct cpuset_setid_args ap; 2295180433Sbrooks 2296180433Sbrooks ap.which = uap->which; 2297205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2298180433Sbrooks ap.setid = uap->setid; 2299180433Sbrooks 2300180436Sbrooks return (cpuset_setid(td, &ap)); 2301180433Sbrooks} 2302180433Sbrooks 2303180433Sbrooksint 2304180433Sbrooksfreebsd32_cpuset_getid(struct thread *td, 2305180433Sbrooks struct freebsd32_cpuset_getid_args *uap) 2306180433Sbrooks{ 2307180433Sbrooks struct cpuset_getid_args ap; 2308180433Sbrooks 2309180433Sbrooks ap.level = uap->level; 2310180433Sbrooks ap.which = uap->which; 2311205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2312180433Sbrooks ap.setid = uap->setid; 2313180433Sbrooks 2314180436Sbrooks return (cpuset_getid(td, &ap)); 2315180433Sbrooks} 2316180433Sbrooks 2317180433Sbrooksint 2318180433Sbrooksfreebsd32_cpuset_getaffinity(struct thread *td, 2319180433Sbrooks struct freebsd32_cpuset_getaffinity_args *uap) 2320180433Sbrooks{ 2321180433Sbrooks struct cpuset_getaffinity_args ap; 2322180433Sbrooks 2323180433Sbrooks ap.level = uap->level; 2324180433Sbrooks ap.which = uap->which; 2325205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2326180433Sbrooks ap.cpusetsize = uap->cpusetsize; 2327180433Sbrooks ap.mask = uap->mask; 2328180433Sbrooks 2329180436Sbrooks return (cpuset_getaffinity(td, &ap)); 2330180433Sbrooks} 2331180433Sbrooks 2332180433Sbrooksint 2333180433Sbrooksfreebsd32_cpuset_setaffinity(struct thread *td, 2334180433Sbrooks struct freebsd32_cpuset_setaffinity_args *uap) 2335180433Sbrooks{ 2336180433Sbrooks struct cpuset_setaffinity_args ap; 2337180433Sbrooks 2338180433Sbrooks ap.level = uap->level; 2339180433Sbrooks ap.which = uap->which; 2340205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2341180433Sbrooks ap.cpusetsize = uap->cpusetsize; 2342180433Sbrooks ap.mask = uap->mask; 2343180433Sbrooks 2344180436Sbrooks return (cpuset_setaffinity(td, &ap)); 2345180433Sbrooks} 2346180433Sbrooks 2347183188Sobrienint 2348183188Sobrienfreebsd32_nmount(struct thread *td, 2349183188Sobrien struct freebsd32_nmount_args /* { 2350183188Sobrien struct iovec *iovp; 2351183188Sobrien unsigned int iovcnt; 2352183188Sobrien int flags; 2353183188Sobrien } */ *uap) 2354183188Sobrien{ 2355183188Sobrien struct uio *auio; 2356189290Sjamie int error; 2357183188Sobrien 2358195104Srwatson AUDIT_ARG_FFLAGS(uap->flags); 2359183188Sobrien 2360183188Sobrien /* 2361183188Sobrien * Filter out MNT_ROOTFS. We do not want clients of nmount() in 2362183188Sobrien * userspace to set this flag, but we must filter it out if we want 2363183188Sobrien * MNT_UPDATE on the root file system to work. 2364183188Sobrien * MNT_ROOTFS should only be set in the kernel in vfs_mountroot_try(). 2365183188Sobrien */ 2366183188Sobrien uap->flags &= ~MNT_ROOTFS; 2367183188Sobrien 2368183188Sobrien /* 2369183188Sobrien * check that we have an even number of iovec's 2370183188Sobrien * and that we have at least two options. 2371183188Sobrien */ 2372183188Sobrien if ((uap->iovcnt & 1) || (uap->iovcnt < 4)) 2373183188Sobrien return (EINVAL); 2374183188Sobrien 2375183188Sobrien error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 2376183188Sobrien if (error) 2377183188Sobrien return (error); 2378189290Sjamie error = vfs_donmount(td, uap->flags, auio); 2379183188Sobrien 2380183188Sobrien free(auio, M_IOV); 2381183188Sobrien return error; 2382183188Sobrien} 2383183188Sobrien 2384100384Speter#if 0 2385100384Speterint 2386119333Speterfreebsd32_xxx(struct thread *td, struct freebsd32_xxx_args *uap) 2387100384Speter{ 2388100384Speter struct yyy32 *p32, s32; 2389100384Speter struct yyy *p = NULL, s; 2390183044Sobrien struct xxx_arg ap; 2391183044Sobrien int error; 2392100384Speter 2393147654Sjhb if (uap->zzz) { 2394147654Sjhb error = copyin(uap->zzz, &s32, sizeof(s32)); 2395100384Speter if (error) 2396100384Speter return (error); 2397100384Speter /* translate in */ 2398147654Sjhb p = &s; 2399100384Speter } 2400147654Sjhb error = kern_xxx(td, p); 2401100384Speter if (error) 2402100384Speter return (error); 2403147654Sjhb if (uap->zzz) { 2404100384Speter /* translate out */ 2405100384Speter error = copyout(&s32, p32, sizeof(s32)); 2406100384Speter } 2407100384Speter return (error); 2408100384Speter} 2409100384Speter#endif 2410183365Sjhb 2411183365Sjhbint 2412183365Sjhbsyscall32_register(int *offset, struct sysent *new_sysent, 2413183365Sjhb struct sysent *old_sysent) 2414183365Sjhb{ 2415183365Sjhb if (*offset == NO_SYSCALL) { 2416183365Sjhb int i; 2417183365Sjhb 2418183365Sjhb for (i = 1; i < SYS_MAXSYSCALL; ++i) 2419183365Sjhb if (freebsd32_sysent[i].sy_call == 2420183365Sjhb (sy_call_t *)lkmnosys) 2421183365Sjhb break; 2422183365Sjhb if (i == SYS_MAXSYSCALL) 2423183365Sjhb return (ENFILE); 2424183365Sjhb *offset = i; 2425183365Sjhb } else if (*offset < 0 || *offset >= SYS_MAXSYSCALL) 2426183365Sjhb return (EINVAL); 2427183365Sjhb else if (freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmnosys && 2428183365Sjhb freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmressys) 2429183365Sjhb return (EEXIST); 2430183365Sjhb 2431183365Sjhb *old_sysent = freebsd32_sysent[*offset]; 2432183365Sjhb freebsd32_sysent[*offset] = *new_sysent; 2433183365Sjhb return 0; 2434183365Sjhb} 2435183365Sjhb 2436183365Sjhbint 2437183365Sjhbsyscall32_deregister(int *offset, struct sysent *old_sysent) 2438183365Sjhb{ 2439183365Sjhb 2440183365Sjhb if (*offset) 2441183365Sjhb freebsd32_sysent[*offset] = *old_sysent; 2442183365Sjhb return 0; 2443183365Sjhb} 2444183365Sjhb 2445183365Sjhbint 2446183365Sjhbsyscall32_module_handler(struct module *mod, int what, void *arg) 2447183365Sjhb{ 2448183365Sjhb struct syscall_module_data *data = (struct syscall_module_data*)arg; 2449183365Sjhb modspecific_t ms; 2450183365Sjhb int error; 2451183365Sjhb 2452183365Sjhb switch (what) { 2453183365Sjhb case MOD_LOAD: 2454183365Sjhb error = syscall32_register(data->offset, data->new_sysent, 2455183365Sjhb &data->old_sysent); 2456183365Sjhb if (error) { 2457183365Sjhb /* Leave a mark so we know to safely unload below. */ 2458183365Sjhb data->offset = NULL; 2459183365Sjhb return error; 2460183365Sjhb } 2461183365Sjhb ms.intval = *data->offset; 2462183365Sjhb MOD_XLOCK; 2463183365Sjhb module_setspecific(mod, &ms); 2464183365Sjhb MOD_XUNLOCK; 2465183365Sjhb if (data->chainevh) 2466183365Sjhb error = data->chainevh(mod, what, data->chainarg); 2467183365Sjhb return (error); 2468183365Sjhb case MOD_UNLOAD: 2469183365Sjhb /* 2470183365Sjhb * MOD_LOAD failed, so just return without calling the 2471183365Sjhb * chained handler since we didn't pass along the MOD_LOAD 2472183365Sjhb * event. 2473183365Sjhb */ 2474183365Sjhb if (data->offset == NULL) 2475183365Sjhb return (0); 2476183365Sjhb if (data->chainevh) { 2477183365Sjhb error = data->chainevh(mod, what, data->chainarg); 2478183365Sjhb if (error) 2479183365Sjhb return (error); 2480183365Sjhb } 2481185589Sjhb error = syscall32_deregister(data->offset, &data->old_sysent); 2482183365Sjhb return (error); 2483183365Sjhb default: 2484183365Sjhb error = EOPNOTSUPP; 2485183365Sjhb if (data->chainevh) 2486183365Sjhb error = data->chainevh(mod, what, data->chainarg); 2487183365Sjhb return (error); 2488183365Sjhb } 2489183365Sjhb} 2490205014Snwhitehorn 2491205321Skibint 2492205321Skibsyscall32_helper_register(struct syscall_helper_data *sd) 2493205321Skib{ 2494205321Skib struct syscall_helper_data *sd1; 2495205321Skib int error; 2496205321Skib 2497205321Skib for (sd1 = sd; sd1->syscall_no != NO_SYSCALL; sd1++) { 2498205321Skib error = syscall32_register(&sd1->syscall_no, &sd1->new_sysent, 2499205321Skib &sd1->old_sysent); 2500205321Skib if (error != 0) { 2501205321Skib syscall32_helper_unregister(sd); 2502205321Skib return (error); 2503205321Skib } 2504205321Skib sd1->registered = 1; 2505205321Skib } 2506205321Skib return (0); 2507205321Skib} 2508205321Skib 2509205321Skibint 2510205321Skibsyscall32_helper_unregister(struct syscall_helper_data *sd) 2511205321Skib{ 2512205321Skib struct syscall_helper_data *sd1; 2513205321Skib 2514205321Skib for (sd1 = sd; sd1->registered != 0; sd1++) { 2515205321Skib syscall32_deregister(&sd1->syscall_no, &sd1->old_sysent); 2516205321Skib sd1->registered = 0; 2517205321Skib } 2518205321Skib return (0); 2519205321Skib} 2520205321Skib 2521205014Snwhitehornregister_t * 2522205014Snwhitehornfreebsd32_copyout_strings(struct image_params *imgp) 2523205014Snwhitehorn{ 2524205014Snwhitehorn int argc, envc; 2525205014Snwhitehorn u_int32_t *vectp; 2526205014Snwhitehorn char *stringp, *destp; 2527205014Snwhitehorn u_int32_t *stack_base; 2528205014Snwhitehorn struct freebsd32_ps_strings *arginfo; 2529205014Snwhitehorn size_t execpath_len; 2530205014Snwhitehorn int szsigcode; 2531205014Snwhitehorn 2532205014Snwhitehorn /* 2533205014Snwhitehorn * Calculate string base and vector table pointers. 2534205014Snwhitehorn * Also deal with signal trampoline code for this exec type. 2535205014Snwhitehorn */ 2536205014Snwhitehorn if (imgp->execpath != NULL && imgp->auxargs != NULL) 2537205014Snwhitehorn execpath_len = strlen(imgp->execpath) + 1; 2538205014Snwhitehorn else 2539205014Snwhitehorn execpath_len = 0; 2540205014Snwhitehorn arginfo = (struct freebsd32_ps_strings *)FREEBSD32_PS_STRINGS; 2541205014Snwhitehorn szsigcode = *(imgp->proc->p_sysent->sv_szsigcode); 2542205014Snwhitehorn destp = (caddr_t)arginfo - szsigcode - SPARE_USRSPACE - 2543205014Snwhitehorn roundup(execpath_len, sizeof(char *)) - 2544205014Snwhitehorn roundup((ARG_MAX - imgp->args->stringspace), sizeof(char *)); 2545205014Snwhitehorn 2546205014Snwhitehorn /* 2547205014Snwhitehorn * install sigcode 2548205014Snwhitehorn */ 2549205014Snwhitehorn if (szsigcode) 2550205014Snwhitehorn copyout(imgp->proc->p_sysent->sv_sigcode, 2551205014Snwhitehorn ((caddr_t)arginfo - szsigcode), szsigcode); 2552205014Snwhitehorn 2553205014Snwhitehorn /* 2554205014Snwhitehorn * Copy the image path for the rtld. 2555205014Snwhitehorn */ 2556205014Snwhitehorn if (execpath_len != 0) { 2557205014Snwhitehorn imgp->execpathp = (uintptr_t)arginfo - szsigcode - execpath_len; 2558205014Snwhitehorn copyout(imgp->execpath, (void *)imgp->execpathp, 2559205014Snwhitehorn execpath_len); 2560205014Snwhitehorn } 2561205014Snwhitehorn 2562205014Snwhitehorn /* 2563205014Snwhitehorn * If we have a valid auxargs ptr, prepare some room 2564205014Snwhitehorn * on the stack. 2565205014Snwhitehorn */ 2566205014Snwhitehorn if (imgp->auxargs) { 2567205014Snwhitehorn /* 2568205014Snwhitehorn * 'AT_COUNT*2' is size for the ELF Auxargs data. This is for 2569205014Snwhitehorn * lower compatibility. 2570205014Snwhitehorn */ 2571205014Snwhitehorn imgp->auxarg_size = (imgp->auxarg_size) ? imgp->auxarg_size 2572205014Snwhitehorn : (AT_COUNT * 2); 2573205014Snwhitehorn /* 2574205014Snwhitehorn * The '+ 2' is for the null pointers at the end of each of 2575205014Snwhitehorn * the arg and env vector sets,and imgp->auxarg_size is room 2576205014Snwhitehorn * for argument of Runtime loader. 2577205014Snwhitehorn */ 2578205014Snwhitehorn vectp = (u_int32_t *) (destp - (imgp->args->argc + 2579205014Snwhitehorn imgp->args->envc + 2 + imgp->auxarg_size + execpath_len) * 2580205014Snwhitehorn sizeof(u_int32_t)); 2581205014Snwhitehorn } else 2582205014Snwhitehorn /* 2583205014Snwhitehorn * The '+ 2' is for the null pointers at the end of each of 2584205014Snwhitehorn * the arg and env vector sets 2585205014Snwhitehorn */ 2586205014Snwhitehorn vectp = (u_int32_t *) 2587205014Snwhitehorn (destp - (imgp->args->argc + imgp->args->envc + 2) * sizeof(u_int32_t)); 2588205014Snwhitehorn 2589205014Snwhitehorn /* 2590205014Snwhitehorn * vectp also becomes our initial stack base 2591205014Snwhitehorn */ 2592205014Snwhitehorn stack_base = vectp; 2593205014Snwhitehorn 2594205014Snwhitehorn stringp = imgp->args->begin_argv; 2595205014Snwhitehorn argc = imgp->args->argc; 2596205014Snwhitehorn envc = imgp->args->envc; 2597205014Snwhitehorn /* 2598205014Snwhitehorn * Copy out strings - arguments and environment. 2599205014Snwhitehorn */ 2600205014Snwhitehorn copyout(stringp, destp, ARG_MAX - imgp->args->stringspace); 2601205014Snwhitehorn 2602205014Snwhitehorn /* 2603205014Snwhitehorn * Fill in "ps_strings" struct for ps, w, etc. 2604205014Snwhitehorn */ 2605205014Snwhitehorn suword32(&arginfo->ps_argvstr, (u_int32_t)(intptr_t)vectp); 2606205014Snwhitehorn suword32(&arginfo->ps_nargvstr, argc); 2607205014Snwhitehorn 2608205014Snwhitehorn /* 2609205014Snwhitehorn * Fill in argument portion of vector table. 2610205014Snwhitehorn */ 2611205014Snwhitehorn for (; argc > 0; --argc) { 2612205014Snwhitehorn suword32(vectp++, (u_int32_t)(intptr_t)destp); 2613205014Snwhitehorn while (*stringp++ != 0) 2614205014Snwhitehorn destp++; 2615205014Snwhitehorn destp++; 2616205014Snwhitehorn } 2617205014Snwhitehorn 2618205014Snwhitehorn /* a null vector table pointer separates the argp's from the envp's */ 2619205014Snwhitehorn suword32(vectp++, 0); 2620205014Snwhitehorn 2621205014Snwhitehorn suword32(&arginfo->ps_envstr, (u_int32_t)(intptr_t)vectp); 2622205014Snwhitehorn suword32(&arginfo->ps_nenvstr, envc); 2623205014Snwhitehorn 2624205014Snwhitehorn /* 2625205014Snwhitehorn * Fill in environment portion of vector table. 2626205014Snwhitehorn */ 2627205014Snwhitehorn for (; envc > 0; --envc) { 2628205014Snwhitehorn suword32(vectp++, (u_int32_t)(intptr_t)destp); 2629205014Snwhitehorn while (*stringp++ != 0) 2630205014Snwhitehorn destp++; 2631205014Snwhitehorn destp++; 2632205014Snwhitehorn } 2633205014Snwhitehorn 2634205014Snwhitehorn /* end of vector table is a null pointer */ 2635205014Snwhitehorn suword32(vectp, 0); 2636205014Snwhitehorn 2637205014Snwhitehorn return ((register_t *)stack_base); 2638205014Snwhitehorn} 2639205014Snwhitehorn 2640