freebsd32_misc.c revision 261561
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: stable/9/sys/compat/freebsd32/freebsd32_misc.c 261561 2014-02-06 19:47:50Z kib $"); 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> 46220158Skib#include <sys/linker.h> 47100384Speter#include <sys/lock.h> 48100384Speter#include <sys/malloc.h> 49100384Speter#include <sys/file.h> /* Must come after sys/malloc.h */ 50205014Snwhitehorn#include <sys/imgact.h> 51151909Sps#include <sys/mbuf.h> 52100384Speter#include <sys/mman.h> 53100384Speter#include <sys/module.h> 54100384Speter#include <sys/mount.h> 55100384Speter#include <sys/mutex.h> 56183044Sobrien#include <sys/namei.h> 57100384Speter#include <sys/proc.h> 58260208Sjhb#include <sys/procctl.h> 59100384Speter#include <sys/reboot.h> 60100384Speter#include <sys/resource.h> 61100384Speter#include <sys/resourcevar.h> 62100384Speter#include <sys/selinfo.h> 63146950Sps#include <sys/eventvar.h> /* Must come after sys/selinfo.h */ 64100384Speter#include <sys/pipe.h> /* Must come after sys/selinfo.h */ 65100384Speter#include <sys/signal.h> 66100384Speter#include <sys/signalvar.h> 67100384Speter#include <sys/socket.h> 68100384Speter#include <sys/socketvar.h> 69100384Speter#include <sys/stat.h> 70150883Sjhb#include <sys/syscall.h> 71113859Sjhb#include <sys/syscallsubr.h> 72100384Speter#include <sys/sysctl.h> 73100384Speter#include <sys/sysent.h> 74100384Speter#include <sys/sysproto.h> 75183044Sobrien#include <sys/systm.h> 76162551Sdavidxu#include <sys/thr.h> 77100384Speter#include <sys/unistd.h> 78162551Sdavidxu#include <sys/ucontext.h> 79100384Speter#include <sys/vnode.h> 80127140Sjhb#include <sys/wait.h> 81157285Sps#include <sys/ipc.h> 82174381Sjhb#include <sys/msg.h> 83174381Sjhb#include <sys/sem.h> 84157285Sps#include <sys/shm.h> 85100384Speter 86191673Sjamie#ifdef INET 87191673Sjamie#include <netinet/in.h> 88191673Sjamie#endif 89191673Sjamie 90100384Speter#include <vm/vm.h> 91100384Speter#include <vm/vm_param.h> 92100384Speter#include <vm/pmap.h> 93100384Speter#include <vm/vm_map.h> 94100384Speter#include <vm/vm_object.h> 95100384Speter#include <vm/vm_extern.h> 96100384Speter 97151582Sps#include <machine/cpu.h> 98205014Snwhitehorn#include <machine/elf.h> 99151582Sps 100183188Sobrien#include <security/audit/audit.h> 101183188Sobrien 102119333Speter#include <compat/freebsd32/freebsd32_util.h> 103119333Speter#include <compat/freebsd32/freebsd32.h> 104174380Sjhb#include <compat/freebsd32/freebsd32_ipc.h> 105163018Sdavidxu#include <compat/freebsd32/freebsd32_signal.h> 106119333Speter#include <compat/freebsd32/freebsd32_proto.h> 107100384Speter 108121719SpeterCTASSERT(sizeof(struct timeval32) == 8); 109121719SpeterCTASSERT(sizeof(struct timespec32) == 8); 110174377SjhbCTASSERT(sizeof(struct itimerval32) == 16); 111121719SpeterCTASSERT(sizeof(struct statfs32) == 256); 112121719SpeterCTASSERT(sizeof(struct rusage32) == 72); 113174377SjhbCTASSERT(sizeof(struct sigaltstack32) == 12); 114174377SjhbCTASSERT(sizeof(struct kevent32) == 20); 115174377SjhbCTASSERT(sizeof(struct iovec32) == 8); 116174377SjhbCTASSERT(sizeof(struct msghdr32) == 28); 117174377SjhbCTASSERT(sizeof(struct stat32) == 96); 118174377SjhbCTASSERT(sizeof(struct sigaction32) == 24); 119121719Speter 120174377Sjhbstatic int freebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count); 121174377Sjhbstatic int freebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count); 122174377Sjhb 123205014Snwhitehorn#if BYTE_ORDER == BIG_ENDIAN 124205014Snwhitehorn#define PAIR32TO64(type, name) ((name ## 2) | ((type)(name ## 1) << 32)) 125205014Snwhitehorn#define RETVAL_HI 0 126205014Snwhitehorn#define RETVAL_LO 1 127205014Snwhitehorn#else 128205014Snwhitehorn#define PAIR32TO64(type, name) ((name ## 1) | ((type)(name ## 2) << 32)) 129205014Snwhitehorn#define RETVAL_HI 1 130205014Snwhitehorn#define RETVAL_LO 0 131205014Snwhitehorn#endif 132205014Snwhitehorn 133207007Skibvoid 134207007Skibfreebsd32_rusage_out(const struct rusage *s, struct rusage32 *s32) 135207007Skib{ 136207007Skib 137207007Skib TV_CP(*s, *s32, ru_utime); 138207007Skib TV_CP(*s, *s32, ru_stime); 139207007Skib CP(*s, *s32, ru_maxrss); 140207007Skib CP(*s, *s32, ru_ixrss); 141207007Skib CP(*s, *s32, ru_idrss); 142207007Skib CP(*s, *s32, ru_isrss); 143207007Skib CP(*s, *s32, ru_minflt); 144207007Skib CP(*s, *s32, ru_majflt); 145207007Skib CP(*s, *s32, ru_nswap); 146207007Skib CP(*s, *s32, ru_inblock); 147207007Skib CP(*s, *s32, ru_oublock); 148207007Skib CP(*s, *s32, ru_msgsnd); 149207007Skib CP(*s, *s32, ru_msgrcv); 150207007Skib CP(*s, *s32, ru_nsignals); 151207007Skib CP(*s, *s32, ru_nvcsw); 152207007Skib CP(*s, *s32, ru_nivcsw); 153207007Skib} 154207007Skib 155100384Speterint 156119333Speterfreebsd32_wait4(struct thread *td, struct freebsd32_wait4_args *uap) 157100384Speter{ 158127140Sjhb int error, status; 159127140Sjhb struct rusage32 ru32; 160136152Sjhb struct rusage ru, *rup; 161100384Speter 162136152Sjhb if (uap->rusage != NULL) 163136152Sjhb rup = &ru; 164136152Sjhb else 165136152Sjhb rup = NULL; 166136152Sjhb error = kern_wait(td, uap->pid, &status, uap->options, rup); 167100384Speter if (error) 168100384Speter return (error); 169127140Sjhb if (uap->status != NULL) 170127140Sjhb error = copyout(&status, uap->status, sizeof(status)); 171127140Sjhb if (uap->rusage != NULL && error == 0) { 172207007Skib freebsd32_rusage_out(&ru, &ru32); 173127140Sjhb error = copyout(&ru32, uap->rusage, sizeof(ru32)); 174100384Speter } 175100384Speter return (error); 176100384Speter} 177100384Speter 178244172Skibint 179244172Skibfreebsd32_wait6(struct thread *td, struct freebsd32_wait6_args *uap) 180244172Skib{ 181244172Skib struct wrusage32 wru32; 182244172Skib struct __wrusage wru, *wrup; 183244172Skib struct siginfo32 si32; 184244172Skib struct __siginfo si, *sip; 185244172Skib int error, status; 186244172Skib 187244172Skib if (uap->wrusage != NULL) 188244172Skib wrup = &wru; 189244172Skib else 190244172Skib wrup = NULL; 191244172Skib if (uap->info != NULL) { 192244172Skib sip = &si; 193244172Skib bzero(sip, sizeof(*sip)); 194244172Skib } else 195244172Skib sip = NULL; 196251051Skib error = kern_wait6(td, uap->idtype, PAIR32TO64(id_t, uap->id), 197251051Skib &status, uap->options, wrup, sip); 198244172Skib if (error != 0) 199244172Skib return (error); 200244172Skib if (uap->status != NULL) 201244172Skib error = copyout(&status, uap->status, sizeof(status)); 202244172Skib if (uap->wrusage != NULL && error == 0) { 203244172Skib freebsd32_rusage_out(&wru.wru_self, &wru32.wru_self); 204244172Skib freebsd32_rusage_out(&wru.wru_children, &wru32.wru_children); 205244172Skib error = copyout(&wru32, uap->wrusage, sizeof(wru32)); 206244172Skib } 207244172Skib if (uap->info != NULL && error == 0) { 208244172Skib siginfo_to_siginfo32 (&si, &si32); 209244172Skib error = copyout(&si32, uap->info, sizeof(si32)); 210244172Skib } 211244172Skib return (error); 212244172Skib} 213244172Skib 214128597Smarcel#ifdef COMPAT_FREEBSD4 215174526Sjhbstatic void 216100384Spetercopy_statfs(struct statfs *in, struct statfs32 *out) 217100384Speter{ 218172003Sjhb 219174424Sscottl statfs_scale_blocks(in, INT32_MAX); 220156266Sps bzero(out, sizeof(*out)); 221100384Speter CP(*in, *out, f_bsize); 222172003Sjhb out->f_iosize = MIN(in->f_iosize, INT32_MAX); 223100384Speter CP(*in, *out, f_blocks); 224100384Speter CP(*in, *out, f_bfree); 225100384Speter CP(*in, *out, f_bavail); 226172003Sjhb out->f_files = MIN(in->f_files, INT32_MAX); 227174526Sjhb out->f_ffree = MIN(in->f_ffree, INT32_MAX); 228100384Speter CP(*in, *out, f_fsid); 229100384Speter CP(*in, *out, f_owner); 230100384Speter CP(*in, *out, f_type); 231100384Speter CP(*in, *out, f_flags); 232174526Sjhb out->f_syncwrites = MIN(in->f_syncwrites, INT32_MAX); 233174526Sjhb out->f_asyncwrites = MIN(in->f_asyncwrites, INT32_MAX); 234156266Sps strlcpy(out->f_fstypename, 235156266Sps in->f_fstypename, MFSNAMELEN); 236156266Sps strlcpy(out->f_mntonname, 237156266Sps in->f_mntonname, min(MNAMELEN, FREEBSD4_MNAMELEN)); 238174526Sjhb out->f_syncreads = MIN(in->f_syncreads, INT32_MAX); 239174526Sjhb out->f_asyncreads = MIN(in->f_asyncreads, INT32_MAX); 240156266Sps strlcpy(out->f_mntfromname, 241156266Sps in->f_mntfromname, min(MNAMELEN, FREEBSD4_MNAMELEN)); 242100384Speter} 243128597Smarcel#endif 244100384Speter 245128597Smarcel#ifdef COMPAT_FREEBSD4 246100384Speterint 247128260Speterfreebsd4_freebsd32_getfsstat(struct thread *td, struct freebsd4_freebsd32_getfsstat_args *uap) 248100384Speter{ 249147178Spjd struct statfs *buf, *sp; 250147178Spjd struct statfs32 stat32; 251147178Spjd size_t count, size; 252100384Speter int error; 253100384Speter 254147178Spjd count = uap->bufsize / sizeof(struct statfs32); 255147178Spjd size = count * sizeof(struct statfs); 256147302Spjd error = kern_getfsstat(td, &buf, size, UIO_SYSSPACE, uap->flags); 257147302Spjd if (size > 0) { 258100384Speter count = td->td_retval[0]; 259147178Spjd sp = buf; 260147178Spjd while (count > 0 && error == 0) { 261174526Sjhb copy_statfs(sp, &stat32); 262147178Spjd error = copyout(&stat32, uap->buf, sizeof(stat32)); 263147178Spjd sp++; 264147178Spjd uap->buf++; 265147178Spjd count--; 266100384Speter } 267147178Spjd free(buf, M_TEMP); 268100384Speter } 269100384Speter return (error); 270100384Speter} 271128597Smarcel#endif 272100384Speter 273100384Speterint 274119333Speterfreebsd32_sigaltstack(struct thread *td, 275119333Speter struct freebsd32_sigaltstack_args *uap) 276100384Speter{ 277113859Sjhb struct sigaltstack32 s32; 278113859Sjhb struct sigaltstack ss, oss, *ssp; 279100384Speter int error; 280100384Speter 281113859Sjhb if (uap->ss != NULL) { 282113859Sjhb error = copyin(uap->ss, &s32, sizeof(s32)); 283100384Speter if (error) 284100384Speter return (error); 285113859Sjhb PTRIN_CP(s32, ss, ss_sp); 286113859Sjhb CP(s32, ss, ss_size); 287113859Sjhb CP(s32, ss, ss_flags); 288113859Sjhb ssp = &ss; 289113859Sjhb } else 290113859Sjhb ssp = NULL; 291113859Sjhb error = kern_sigaltstack(td, ssp, &oss); 292113859Sjhb if (error == 0 && uap->oss != NULL) { 293113859Sjhb PTROUT_CP(oss, s32, ss_sp); 294113859Sjhb CP(oss, s32, ss_size); 295113859Sjhb CP(oss, s32, ss_flags); 296113859Sjhb error = copyout(&s32, uap->oss, sizeof(s32)); 297100384Speter } 298100384Speter return (error); 299100384Speter} 300100384Speter 301142059Sjhb/* 302142059Sjhb * Custom version of exec_copyin_args() so that we can translate 303142059Sjhb * the pointers. 304142059Sjhb */ 305210431Skibint 306142059Sjhbfreebsd32_exec_copyin_args(struct image_args *args, char *fname, 307142059Sjhb enum uio_seg segflg, u_int32_t *argv, u_int32_t *envv) 308100384Speter{ 309142059Sjhb char *argp, *envp; 310142059Sjhb u_int32_t *p32, arg; 311142059Sjhb size_t length; 312100384Speter int error; 313100384Speter 314142059Sjhb bzero(args, sizeof(*args)); 315142059Sjhb if (argv == NULL) 316142059Sjhb return (EFAULT); 317100384Speter 318142059Sjhb /* 319210545Salc * Allocate demand-paged memory for the file name, argument, and 320210545Salc * environment strings. 321142059Sjhb */ 322210545Salc error = exec_alloc_args(args); 323210545Salc if (error != 0) 324210545Salc return (error); 325142059Sjhb 326142059Sjhb /* 327142059Sjhb * Copy the file name. 328142059Sjhb */ 329177789Skib if (fname != NULL) { 330210545Salc args->fname = args->buf; 331177789Skib error = (segflg == UIO_SYSSPACE) ? 332177789Skib copystr(fname, args->fname, PATH_MAX, &length) : 333177789Skib copyinstr(fname, args->fname, PATH_MAX, &length); 334177789Skib if (error != 0) 335177789Skib goto err_exit; 336177789Skib } else 337210475Salc length = 0; 338142059Sjhb 339210545Salc args->begin_argv = args->buf + length; 340210475Salc args->endp = args->begin_argv; 341210475Salc args->stringspace = ARG_MAX; 342210475Salc 343142059Sjhb /* 344142059Sjhb * extract arguments first 345142059Sjhb */ 346142059Sjhb p32 = argv; 347142059Sjhb for (;;) { 348142059Sjhb error = copyin(p32++, &arg, sizeof(arg)); 349142059Sjhb if (error) 350156440Sups goto err_exit; 351142059Sjhb if (arg == 0) 352142059Sjhb break; 353142059Sjhb argp = PTRIN(arg); 354142059Sjhb error = copyinstr(argp, args->endp, args->stringspace, &length); 355142059Sjhb if (error) { 356142059Sjhb if (error == ENAMETOOLONG) 357156440Sups error = E2BIG; 358156440Sups goto err_exit; 359142059Sjhb } 360142059Sjhb args->stringspace -= length; 361142059Sjhb args->endp += length; 362142059Sjhb args->argc++; 363100384Speter } 364142059Sjhb 365142059Sjhb args->begin_envv = args->endp; 366142059Sjhb 367142059Sjhb /* 368142059Sjhb * extract environment strings 369142059Sjhb */ 370142059Sjhb if (envv) { 371142059Sjhb p32 = envv; 372142059Sjhb for (;;) { 373100384Speter error = copyin(p32++, &arg, sizeof(arg)); 374100384Speter if (error) 375156440Sups goto err_exit; 376142059Sjhb if (arg == 0) 377142059Sjhb break; 378142059Sjhb envp = PTRIN(arg); 379142059Sjhb error = copyinstr(envp, args->endp, args->stringspace, 380142059Sjhb &length); 381142059Sjhb if (error) { 382142059Sjhb if (error == ENAMETOOLONG) 383156440Sups error = E2BIG; 384156440Sups goto err_exit; 385142059Sjhb } 386142059Sjhb args->stringspace -= length; 387142059Sjhb args->endp += length; 388142059Sjhb args->envc++; 389142059Sjhb } 390100384Speter } 391100384Speter 392142059Sjhb return (0); 393156440Sups 394156440Supserr_exit: 395210429Salc exec_free_args(args); 396156440Sups return (error); 397100384Speter} 398100384Speter 399142059Sjhbint 400142059Sjhbfreebsd32_execve(struct thread *td, struct freebsd32_execve_args *uap) 401142059Sjhb{ 402142059Sjhb struct image_args eargs; 403142059Sjhb int error; 404142059Sjhb 405142059Sjhb error = freebsd32_exec_copyin_args(&eargs, uap->fname, UIO_USERSPACE, 406142059Sjhb uap->argv, uap->envv); 407142059Sjhb if (error == 0) 408142059Sjhb error = kern_execve(td, &eargs, NULL); 409142059Sjhb return (error); 410142059Sjhb} 411142059Sjhb 412177789Skibint 413177789Skibfreebsd32_fexecve(struct thread *td, struct freebsd32_fexecve_args *uap) 414177789Skib{ 415177789Skib struct image_args eargs; 416177789Skib int error; 417177789Skib 418177789Skib error = freebsd32_exec_copyin_args(&eargs, NULL, UIO_SYSSPACE, 419177789Skib uap->argv, uap->envv); 420177789Skib if (error == 0) { 421177789Skib eargs.fd = uap->fd; 422177789Skib error = kern_execve(td, &eargs, NULL); 423177789Skib } 424177789Skib return (error); 425177789Skib} 426177789Skib 427114987Speter#ifdef __ia64__ 428100384Speterstatic int 429119333Speterfreebsd32_mmap_partial(struct thread *td, vm_offset_t start, vm_offset_t end, 430119333Speter int prot, int fd, off_t pos) 431100384Speter{ 432100384Speter vm_map_t map; 433100384Speter vm_map_entry_t entry; 434100384Speter int rv; 435100384Speter 436100384Speter map = &td->td_proc->p_vmspace->vm_map; 437100384Speter if (fd != -1) 438100384Speter prot |= VM_PROT_WRITE; 439100384Speter 440100384Speter if (vm_map_lookup_entry(map, start, &entry)) { 441100384Speter if ((entry->protection & prot) != prot) { 442100384Speter rv = vm_map_protect(map, 443100384Speter trunc_page(start), 444100384Speter round_page(end), 445100384Speter entry->protection | prot, 446100384Speter FALSE); 447100384Speter if (rv != KERN_SUCCESS) 448100384Speter return (EINVAL); 449100384Speter } 450100384Speter } else { 451100384Speter vm_offset_t addr = trunc_page(start); 452100384Speter rv = vm_map_find(map, 0, 0, 453100384Speter &addr, PAGE_SIZE, FALSE, prot, 454100384Speter VM_PROT_ALL, 0); 455100384Speter if (rv != KERN_SUCCESS) 456100384Speter return (EINVAL); 457100384Speter } 458100384Speter 459100384Speter if (fd != -1) { 460100384Speter struct pread_args r; 461107849Salfred r.fd = fd; 462107849Salfred r.buf = (void *) start; 463107849Salfred r.nbyte = end - start; 464107849Salfred r.offset = pos; 465225617Skmacy return (sys_pread(td, &r)); 466100384Speter } else { 467100384Speter while (start < end) { 468100384Speter subyte((void *) start, 0); 469100384Speter start++; 470100384Speter } 471100384Speter return (0); 472100384Speter } 473100384Speter} 474114987Speter#endif 475100384Speter 476100384Speterint 477237134Skibfreebsd32_mprotect(struct thread *td, struct freebsd32_mprotect_args *uap) 478237134Skib{ 479237134Skib struct mprotect_args ap; 480237134Skib 481237134Skib ap.addr = PTRIN(uap->addr); 482237134Skib ap.len = uap->len; 483237134Skib ap.prot = uap->prot; 484237134Skib#if defined(__amd64__) || defined(__ia64__) 485237134Skib if (i386_read_exec && (ap.prot & PROT_READ) != 0) 486237134Skib ap.prot |= PROT_EXEC; 487237134Skib#endif 488237134Skib return (sys_mprotect(td, &ap)); 489237134Skib} 490237134Skib 491237134Skibint 492119333Speterfreebsd32_mmap(struct thread *td, struct freebsd32_mmap_args *uap) 493100384Speter{ 494100384Speter struct mmap_args ap; 495107849Salfred vm_offset_t addr = (vm_offset_t) uap->addr; 496107849Salfred vm_size_t len = uap->len; 497107849Salfred int prot = uap->prot; 498107849Salfred int flags = uap->flags; 499107849Salfred int fd = uap->fd; 500205014Snwhitehorn off_t pos = PAIR32TO64(off_t,uap->pos); 501114987Speter#ifdef __ia64__ 502100384Speter vm_size_t pageoff; 503100384Speter int error; 504100384Speter 505100384Speter /* 506100384Speter * Attempt to handle page size hassles. 507100384Speter */ 508100384Speter pageoff = (pos & PAGE_MASK); 509100384Speter if (flags & MAP_FIXED) { 510100384Speter vm_offset_t start, end; 511100384Speter start = addr; 512100384Speter end = addr + len; 513100384Speter 514100384Speter if (start != trunc_page(start)) { 515119333Speter error = freebsd32_mmap_partial(td, start, 516119333Speter round_page(start), prot, 517119333Speter fd, pos); 518100384Speter if (fd != -1) 519100384Speter pos += round_page(start) - start; 520100384Speter start = round_page(start); 521100384Speter } 522100384Speter if (end != round_page(end)) { 523100384Speter vm_offset_t t = trunc_page(end); 524119333Speter error = freebsd32_mmap_partial(td, t, end, 525100384Speter prot, fd, 526100384Speter pos + t - start); 527100384Speter end = trunc_page(end); 528100384Speter } 529100384Speter if (end > start && fd != -1 && (pos & PAGE_MASK)) { 530100384Speter /* 531100384Speter * We can't map this region at all. The specified 532100384Speter * address doesn't have the same alignment as the file 533100384Speter * position. Fake the mapping by simply reading the 534100384Speter * entire region into memory. First we need to make 535100384Speter * sure the region exists. 536100384Speter */ 537100384Speter vm_map_t map; 538100384Speter struct pread_args r; 539100384Speter int rv; 540100384Speter 541100384Speter prot |= VM_PROT_WRITE; 542100384Speter map = &td->td_proc->p_vmspace->vm_map; 543100384Speter rv = vm_map_remove(map, start, end); 544169181Salc if (rv != KERN_SUCCESS) 545100384Speter return (EINVAL); 546100384Speter rv = vm_map_find(map, 0, 0, 547100384Speter &start, end - start, FALSE, 548100384Speter prot, VM_PROT_ALL, 0); 549100384Speter if (rv != KERN_SUCCESS) 550100384Speter return (EINVAL); 551107849Salfred r.fd = fd; 552107849Salfred r.buf = (void *) start; 553107849Salfred r.nbyte = end - start; 554107849Salfred r.offset = pos; 555225617Skmacy error = sys_pread(td, &r); 556100384Speter if (error) 557100384Speter return (error); 558100384Speter 559100384Speter td->td_retval[0] = addr; 560100384Speter return (0); 561100384Speter } 562100384Speter if (end == start) { 563100384Speter /* 564100384Speter * After dealing with the ragged ends, there 565100384Speter * might be none left. 566100384Speter */ 567100384Speter td->td_retval[0] = addr; 568100384Speter return (0); 569100384Speter } 570100384Speter addr = start; 571100384Speter len = end - start; 572100384Speter } 573114987Speter#endif 574100384Speter 575237134Skib#if defined(__amd64__) || defined(__ia64__) 576237134Skib if (i386_read_exec && (prot & PROT_READ)) 577237134Skib prot |= PROT_EXEC; 578237134Skib#endif 579237134Skib 580107849Salfred ap.addr = (void *) addr; 581107849Salfred ap.len = len; 582107849Salfred ap.prot = prot; 583107849Salfred ap.flags = flags; 584107849Salfred ap.fd = fd; 585107849Salfred ap.pos = pos; 586100384Speter 587225617Skmacy return (sys_mmap(td, &ap)); 588100384Speter} 589100384Speter 590171215Speter#ifdef COMPAT_FREEBSD6 591171215Speterint 592171215Speterfreebsd6_freebsd32_mmap(struct thread *td, struct freebsd6_freebsd32_mmap_args *uap) 593171215Speter{ 594171215Speter struct freebsd32_mmap_args ap; 595171215Speter 596171215Speter ap.addr = uap->addr; 597171215Speter ap.len = uap->len; 598171215Speter ap.prot = uap->prot; 599171215Speter ap.flags = uap->flags; 600171215Speter ap.fd = uap->fd; 601205014Snwhitehorn ap.pos1 = uap->pos1; 602205014Snwhitehorn ap.pos2 = uap->pos2; 603171215Speter 604171215Speter return (freebsd32_mmap(td, &ap)); 605171215Speter} 606171215Speter#endif 607171215Speter 608100384Speterint 609119333Speterfreebsd32_setitimer(struct thread *td, struct freebsd32_setitimer_args *uap) 610100384Speter{ 611142059Sjhb struct itimerval itv, oitv, *itvp; 612142059Sjhb struct itimerval32 i32; 613100384Speter int error; 614100384Speter 615142059Sjhb if (uap->itv != NULL) { 616142059Sjhb error = copyin(uap->itv, &i32, sizeof(i32)); 617100384Speter if (error) 618100384Speter return (error); 619142059Sjhb TV_CP(i32, itv, it_interval); 620142059Sjhb TV_CP(i32, itv, it_value); 621142059Sjhb itvp = &itv; 622142059Sjhb } else 623142059Sjhb itvp = NULL; 624142059Sjhb error = kern_setitimer(td, uap->which, itvp, &oitv); 625142059Sjhb if (error || uap->oitv == NULL) 626100384Speter return (error); 627142059Sjhb TV_CP(oitv, i32, it_interval); 628142059Sjhb TV_CP(oitv, i32, it_value); 629142059Sjhb return (copyout(&i32, uap->oitv, sizeof(i32))); 630100384Speter} 631100384Speter 632100384Speterint 633125171Speterfreebsd32_getitimer(struct thread *td, struct freebsd32_getitimer_args *uap) 634125171Speter{ 635142059Sjhb struct itimerval itv; 636142059Sjhb struct itimerval32 i32; 637125171Speter int error; 638125171Speter 639142059Sjhb error = kern_getitimer(td, uap->which, &itv); 640142059Sjhb if (error || uap->itv == NULL) 641125171Speter return (error); 642142059Sjhb TV_CP(itv, i32, it_interval); 643142059Sjhb TV_CP(itv, i32, it_value); 644142059Sjhb return (copyout(&i32, uap->itv, sizeof(i32))); 645125171Speter} 646125171Speter 647125171Speterint 648119333Speterfreebsd32_select(struct thread *td, struct freebsd32_select_args *uap) 649100384Speter{ 650142059Sjhb struct timeval32 tv32; 651142059Sjhb struct timeval tv, *tvp; 652100384Speter int error; 653100384Speter 654142059Sjhb if (uap->tv != NULL) { 655142059Sjhb error = copyin(uap->tv, &tv32, sizeof(tv32)); 656100384Speter if (error) 657100384Speter return (error); 658142059Sjhb CP(tv32, tv, tv_sec); 659142059Sjhb CP(tv32, tv, tv_usec); 660142059Sjhb tvp = &tv; 661142059Sjhb } else 662142059Sjhb tvp = NULL; 663100384Speter /* 664142059Sjhb * XXX Do pointers need PTRIN()? 665100384Speter */ 666197049Skib return (kern_select(td, uap->nd, uap->in, uap->ou, uap->ex, tvp, 667197049Skib sizeof(int32_t) * 8)); 668100384Speter} 669100384Speter 670198508Skibint 671198508Skibfreebsd32_pselect(struct thread *td, struct freebsd32_pselect_args *uap) 672198508Skib{ 673198508Skib struct timespec32 ts32; 674198508Skib struct timespec ts; 675198508Skib struct timeval tv, *tvp; 676198508Skib sigset_t set, *uset; 677198508Skib int error; 678198508Skib 679198508Skib if (uap->ts != NULL) { 680198508Skib error = copyin(uap->ts, &ts32, sizeof(ts32)); 681198508Skib if (error != 0) 682198508Skib return (error); 683198508Skib CP(ts32, ts, tv_sec); 684198508Skib CP(ts32, ts, tv_nsec); 685198508Skib TIMESPEC_TO_TIMEVAL(&tv, &ts); 686198508Skib tvp = &tv; 687198508Skib } else 688198508Skib tvp = NULL; 689198508Skib if (uap->sm != NULL) { 690198508Skib error = copyin(uap->sm, &set, sizeof(set)); 691198508Skib if (error != 0) 692198508Skib return (error); 693198508Skib uset = &set; 694198508Skib } else 695198508Skib uset = NULL; 696198508Skib /* 697198508Skib * XXX Do pointers need PTRIN()? 698198508Skib */ 699198508Skib error = kern_pselect(td, uap->nd, uap->in, uap->ou, uap->ex, tvp, 700198508Skib uset, sizeof(int32_t) * 8); 701198508Skib return (error); 702198508Skib} 703198508Skib 704146950Sps/* 705146950Sps * Copy 'count' items into the destination list pointed to by uap->eventlist. 706146950Sps */ 707146950Spsstatic int 708146950Spsfreebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count) 709146950Sps{ 710146950Sps struct freebsd32_kevent_args *uap; 711146950Sps struct kevent32 ks32[KQ_NEVENTS]; 712146950Sps int i, error = 0; 713146950Sps 714146950Sps KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count)); 715146950Sps uap = (struct freebsd32_kevent_args *)arg; 716146950Sps 717146950Sps for (i = 0; i < count; i++) { 718146950Sps CP(kevp[i], ks32[i], ident); 719146950Sps CP(kevp[i], ks32[i], filter); 720146950Sps CP(kevp[i], ks32[i], flags); 721146950Sps CP(kevp[i], ks32[i], fflags); 722146950Sps CP(kevp[i], ks32[i], data); 723146950Sps PTROUT_CP(kevp[i], ks32[i], udata); 724146950Sps } 725146950Sps error = copyout(ks32, uap->eventlist, count * sizeof *ks32); 726146950Sps if (error == 0) 727146950Sps uap->eventlist += count; 728146950Sps return (error); 729146950Sps} 730146950Sps 731146950Sps/* 732146950Sps * Copy 'count' items from the list pointed to by uap->changelist. 733146950Sps */ 734146950Spsstatic int 735146950Spsfreebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count) 736146950Sps{ 737146950Sps struct freebsd32_kevent_args *uap; 738146950Sps struct kevent32 ks32[KQ_NEVENTS]; 739146950Sps int i, error = 0; 740146950Sps 741146950Sps KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count)); 742146950Sps uap = (struct freebsd32_kevent_args *)arg; 743146950Sps 744146950Sps error = copyin(uap->changelist, ks32, count * sizeof *ks32); 745146950Sps if (error) 746146950Sps goto done; 747146950Sps uap->changelist += count; 748146950Sps 749146950Sps for (i = 0; i < count; i++) { 750146950Sps CP(ks32[i], kevp[i], ident); 751146950Sps CP(ks32[i], kevp[i], filter); 752146950Sps CP(ks32[i], kevp[i], flags); 753146950Sps CP(ks32[i], kevp[i], fflags); 754146950Sps CP(ks32[i], kevp[i], data); 755146950Sps PTRIN_CP(ks32[i], kevp[i], udata); 756146950Sps } 757146950Spsdone: 758146950Sps return (error); 759146950Sps} 760146950Sps 761100384Speterint 762119333Speterfreebsd32_kevent(struct thread *td, struct freebsd32_kevent_args *uap) 763114987Speter{ 764114987Speter struct timespec32 ts32; 765142934Sps struct timespec ts, *tsp; 766146950Sps struct kevent_copyops k_ops = { uap, 767146950Sps freebsd32_kevent_copyout, 768146950Sps freebsd32_kevent_copyin}; 769146950Sps int error; 770114987Speter 771114987Speter 772114987Speter if (uap->timeout) { 773114987Speter error = copyin(uap->timeout, &ts32, sizeof(ts32)); 774114987Speter if (error) 775114987Speter return (error); 776114987Speter CP(ts32, ts, tv_sec); 777114987Speter CP(ts32, ts, tv_nsec); 778142934Sps tsp = &ts; 779142934Sps } else 780142934Sps tsp = NULL; 781146950Sps error = kern_kevent(td, uap->fd, uap->nchanges, uap->nevents, 782146950Sps &k_ops, tsp); 783142934Sps return (error); 784114987Speter} 785114987Speter 786114987Speterint 787119333Speterfreebsd32_gettimeofday(struct thread *td, 788119333Speter struct freebsd32_gettimeofday_args *uap) 789100384Speter{ 790123425Speter struct timeval atv; 791123425Speter struct timeval32 atv32; 792123425Speter struct timezone rtz; 793123425Speter int error = 0; 794100384Speter 795123425Speter if (uap->tp) { 796123425Speter microtime(&atv); 797123425Speter CP(atv, atv32, tv_sec); 798123425Speter CP(atv, atv32, tv_usec); 799123425Speter error = copyout(&atv32, uap->tp, sizeof (atv32)); 800100384Speter } 801123425Speter if (error == 0 && uap->tzp != NULL) { 802123425Speter rtz.tz_minuteswest = tz_minuteswest; 803123425Speter rtz.tz_dsttime = tz_dsttime; 804123425Speter error = copyout(&rtz, uap->tzp, sizeof (rtz)); 805100384Speter } 806100384Speter return (error); 807100384Speter} 808100384Speter 809100384Speterint 810119333Speterfreebsd32_getrusage(struct thread *td, struct freebsd32_getrusage_args *uap) 811100384Speter{ 812136152Sjhb struct rusage32 s32; 813136152Sjhb struct rusage s; 814100384Speter int error; 815100384Speter 816136152Sjhb error = kern_getrusage(td, uap->who, &s); 817100384Speter if (error) 818100384Speter return (error); 819136152Sjhb if (uap->rusage != NULL) { 820207007Skib freebsd32_rusage_out(&s, &s32); 821136152Sjhb error = copyout(&s32, uap->rusage, sizeof(s32)); 822100384Speter } 823100384Speter return (error); 824100384Speter} 825100384Speter 826144450Sjhbstatic int 827144450Sjhbfreebsd32_copyinuio(struct iovec32 *iovp, u_int iovcnt, struct uio **uiop) 828100384Speter{ 829144450Sjhb struct iovec32 iov32; 830144450Sjhb struct iovec *iov; 831144450Sjhb struct uio *uio; 832144450Sjhb u_int iovlen; 833144450Sjhb int error, i; 834100384Speter 835144450Sjhb *uiop = NULL; 836144450Sjhb if (iovcnt > UIO_MAXIOV) 837100384Speter return (EINVAL); 838144450Sjhb iovlen = iovcnt * sizeof(struct iovec); 839144450Sjhb uio = malloc(iovlen + sizeof *uio, M_IOV, M_WAITOK); 840144450Sjhb iov = (struct iovec *)(uio + 1); 841144450Sjhb for (i = 0; i < iovcnt; i++) { 842144450Sjhb error = copyin(&iovp[i], &iov32, sizeof(struct iovec32)); 843144450Sjhb if (error) { 844144450Sjhb free(uio, M_IOV); 845144450Sjhb return (error); 846144450Sjhb } 847144450Sjhb iov[i].iov_base = PTRIN(iov32.iov_base); 848144450Sjhb iov[i].iov_len = iov32.iov_len; 849100384Speter } 850144450Sjhb uio->uio_iov = iov; 851144450Sjhb uio->uio_iovcnt = iovcnt; 852144450Sjhb uio->uio_segflg = UIO_USERSPACE; 853144450Sjhb uio->uio_offset = -1; 854144450Sjhb uio->uio_resid = 0; 855144450Sjhb for (i = 0; i < iovcnt; i++) { 856144450Sjhb if (iov->iov_len > INT_MAX - uio->uio_resid) { 857144450Sjhb free(uio, M_IOV); 858144450Sjhb return (EINVAL); 859144450Sjhb } 860144450Sjhb uio->uio_resid += iov->iov_len; 861144450Sjhb iov++; 862144450Sjhb } 863144450Sjhb *uiop = uio; 864144450Sjhb return (0); 865144450Sjhb} 866100384Speter 867144450Sjhbint 868144450Sjhbfreebsd32_readv(struct thread *td, struct freebsd32_readv_args *uap) 869144450Sjhb{ 870144450Sjhb struct uio *auio; 871144450Sjhb int error; 872100384Speter 873144450Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 874144450Sjhb if (error) 875144450Sjhb return (error); 876144450Sjhb error = kern_readv(td, uap->fd, auio); 877144450Sjhb free(auio, M_IOV); 878100384Speter return (error); 879100384Speter} 880100384Speter 881100384Speterint 882119333Speterfreebsd32_writev(struct thread *td, struct freebsd32_writev_args *uap) 883100384Speter{ 884144450Sjhb struct uio *auio; 885144450Sjhb int error; 886100384Speter 887144450Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 888144450Sjhb if (error) 889144450Sjhb return (error); 890144450Sjhb error = kern_writev(td, uap->fd, auio); 891144450Sjhb free(auio, M_IOV); 892100384Speter return (error); 893100384Speter} 894100384Speter 895100384Speterint 896147813Sjhbfreebsd32_preadv(struct thread *td, struct freebsd32_preadv_args *uap) 897147813Sjhb{ 898147813Sjhb struct uio *auio; 899147813Sjhb int error; 900147813Sjhb 901147813Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 902147813Sjhb if (error) 903147813Sjhb return (error); 904205014Snwhitehorn error = kern_preadv(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset)); 905147813Sjhb free(auio, M_IOV); 906147813Sjhb return (error); 907147813Sjhb} 908147813Sjhb 909147813Sjhbint 910147813Sjhbfreebsd32_pwritev(struct thread *td, struct freebsd32_pwritev_args *uap) 911147813Sjhb{ 912147813Sjhb struct uio *auio; 913147813Sjhb int error; 914147813Sjhb 915147813Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 916147813Sjhb if (error) 917147813Sjhb return (error); 918205014Snwhitehorn error = kern_pwritev(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset)); 919147813Sjhb free(auio, M_IOV); 920147813Sjhb return (error); 921147813Sjhb} 922147813Sjhb 923205319Skibint 924151909Spsfreebsd32_copyiniov(struct iovec32 *iovp32, u_int iovcnt, struct iovec **iovp, 925151359Sps int error) 926151359Sps{ 927151359Sps struct iovec32 iov32; 928151909Sps struct iovec *iov; 929151909Sps u_int iovlen; 930151359Sps int i; 931151359Sps 932151909Sps *iovp = NULL; 933151359Sps if (iovcnt > UIO_MAXIOV) 934151359Sps return (error); 935151359Sps iovlen = iovcnt * sizeof(struct iovec); 936151909Sps iov = malloc(iovlen, M_IOV, M_WAITOK); 937151359Sps for (i = 0; i < iovcnt; i++) { 938151909Sps error = copyin(&iovp32[i], &iov32, sizeof(struct iovec32)); 939151359Sps if (error) { 940151909Sps free(iov, M_IOV); 941151359Sps return (error); 942151359Sps } 943151909Sps iov[i].iov_base = PTRIN(iov32.iov_base); 944151909Sps iov[i].iov_len = iov32.iov_len; 945151359Sps } 946151909Sps *iovp = iov; 947151359Sps return (0); 948151359Sps} 949151359Sps 950151359Spsstatic int 951151359Spsfreebsd32_copyinmsghdr(struct msghdr32 *msg32, struct msghdr *msg) 952151359Sps{ 953151359Sps struct msghdr32 m32; 954151359Sps int error; 955151359Sps 956151359Sps error = copyin(msg32, &m32, sizeof(m32)); 957151359Sps if (error) 958151359Sps return (error); 959151359Sps msg->msg_name = PTRIN(m32.msg_name); 960151359Sps msg->msg_namelen = m32.msg_namelen; 961151359Sps msg->msg_iov = PTRIN(m32.msg_iov); 962151359Sps msg->msg_iovlen = m32.msg_iovlen; 963151359Sps msg->msg_control = PTRIN(m32.msg_control); 964151359Sps msg->msg_controllen = m32.msg_controllen; 965151359Sps msg->msg_flags = m32.msg_flags; 966151909Sps return (0); 967151359Sps} 968151359Sps 969151359Spsstatic int 970151359Spsfreebsd32_copyoutmsghdr(struct msghdr *msg, struct msghdr32 *msg32) 971151359Sps{ 972151359Sps struct msghdr32 m32; 973151359Sps int error; 974151359Sps 975151359Sps m32.msg_name = PTROUT(msg->msg_name); 976151359Sps m32.msg_namelen = msg->msg_namelen; 977151359Sps m32.msg_iov = PTROUT(msg->msg_iov); 978151359Sps m32.msg_iovlen = msg->msg_iovlen; 979151359Sps m32.msg_control = PTROUT(msg->msg_control); 980151359Sps m32.msg_controllen = msg->msg_controllen; 981151359Sps m32.msg_flags = msg->msg_flags; 982151359Sps error = copyout(&m32, msg32, sizeof(m32)); 983151359Sps return (error); 984151359Sps} 985151359Sps 986151909Sps#define FREEBSD32_ALIGNBYTES (sizeof(int) - 1) 987151909Sps#define FREEBSD32_ALIGN(p) \ 988151909Sps (((u_long)(p) + FREEBSD32_ALIGNBYTES) & ~FREEBSD32_ALIGNBYTES) 989151909Sps#define FREEBSD32_CMSG_SPACE(l) \ 990151909Sps (FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + FREEBSD32_ALIGN(l)) 991151909Sps 992151909Sps#define FREEBSD32_CMSG_DATA(cmsg) ((unsigned char *)(cmsg) + \ 993151909Sps FREEBSD32_ALIGN(sizeof(struct cmsghdr))) 994151909Spsstatic int 995151909Spsfreebsd32_copy_msg_out(struct msghdr *msg, struct mbuf *control) 996151909Sps{ 997151909Sps struct cmsghdr *cm; 998151909Sps void *data; 999151909Sps socklen_t clen, datalen; 1000151909Sps int error; 1001151909Sps caddr_t ctlbuf; 1002151909Sps int len, maxlen, copylen; 1003151909Sps struct mbuf *m; 1004151909Sps error = 0; 1005151909Sps 1006151909Sps len = msg->msg_controllen; 1007151909Sps maxlen = msg->msg_controllen; 1008151909Sps msg->msg_controllen = 0; 1009151909Sps 1010151909Sps m = control; 1011151909Sps ctlbuf = msg->msg_control; 1012151909Sps 1013151909Sps while (m && len > 0) { 1014151909Sps cm = mtod(m, struct cmsghdr *); 1015151909Sps clen = m->m_len; 1016151909Sps 1017151909Sps while (cm != NULL) { 1018151909Sps 1019151909Sps if (sizeof(struct cmsghdr) > clen || 1020151909Sps cm->cmsg_len > clen) { 1021151909Sps error = EINVAL; 1022151909Sps break; 1023151909Sps } 1024151909Sps 1025151909Sps data = CMSG_DATA(cm); 1026151909Sps datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data; 1027151909Sps 1028151909Sps /* Adjust message length */ 1029151909Sps cm->cmsg_len = FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + 1030151909Sps datalen; 1031151909Sps 1032151909Sps 1033151909Sps /* Copy cmsghdr */ 1034151909Sps copylen = sizeof(struct cmsghdr); 1035151909Sps if (len < copylen) { 1036151909Sps msg->msg_flags |= MSG_CTRUNC; 1037151909Sps copylen = len; 1038151909Sps } 1039151909Sps 1040151909Sps error = copyout(cm,ctlbuf,copylen); 1041151909Sps if (error) 1042151909Sps goto exit; 1043151909Sps 1044151909Sps ctlbuf += FREEBSD32_ALIGN(copylen); 1045151909Sps len -= FREEBSD32_ALIGN(copylen); 1046151909Sps 1047151909Sps if (len <= 0) 1048151909Sps break; 1049151909Sps 1050151909Sps /* Copy data */ 1051151909Sps copylen = datalen; 1052151909Sps if (len < copylen) { 1053151909Sps msg->msg_flags |= MSG_CTRUNC; 1054151909Sps copylen = len; 1055151909Sps } 1056151909Sps 1057151909Sps error = copyout(data,ctlbuf,copylen); 1058151909Sps if (error) 1059151909Sps goto exit; 1060151909Sps 1061151909Sps ctlbuf += FREEBSD32_ALIGN(copylen); 1062151909Sps len -= FREEBSD32_ALIGN(copylen); 1063151909Sps 1064151909Sps if (CMSG_SPACE(datalen) < clen) { 1065151909Sps clen -= CMSG_SPACE(datalen); 1066151909Sps cm = (struct cmsghdr *) 1067151909Sps ((caddr_t)cm + CMSG_SPACE(datalen)); 1068151909Sps } else { 1069151909Sps clen = 0; 1070151909Sps cm = NULL; 1071151909Sps } 1072151909Sps } 1073151909Sps m = m->m_next; 1074151909Sps } 1075151909Sps 1076151909Sps msg->msg_controllen = (len <= 0) ? maxlen : ctlbuf - (caddr_t)msg->msg_control; 1077151909Sps 1078151909Spsexit: 1079151909Sps return (error); 1080151909Sps 1081151909Sps} 1082151909Sps 1083147813Sjhbint 1084151359Spsfreebsd32_recvmsg(td, uap) 1085151359Sps struct thread *td; 1086151359Sps struct freebsd32_recvmsg_args /* { 1087151359Sps int s; 1088151359Sps struct msghdr32 *msg; 1089151359Sps int flags; 1090151359Sps } */ *uap; 1091151359Sps{ 1092151359Sps struct msghdr msg; 1093151359Sps struct msghdr32 m32; 1094151359Sps struct iovec *uiov, *iov; 1095151909Sps struct mbuf *control = NULL; 1096151909Sps struct mbuf **controlp; 1097151909Sps 1098151359Sps int error; 1099151359Sps error = copyin(uap->msg, &m32, sizeof(m32)); 1100151359Sps if (error) 1101151359Sps return (error); 1102151359Sps error = freebsd32_copyinmsghdr(uap->msg, &msg); 1103151359Sps if (error) 1104151359Sps return (error); 1105160246Sjhb error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov, 1106160246Sjhb EMSGSIZE); 1107151359Sps if (error) 1108151359Sps return (error); 1109151359Sps msg.msg_flags = uap->flags; 1110151359Sps uiov = msg.msg_iov; 1111151359Sps msg.msg_iov = iov; 1112151909Sps 1113151909Sps controlp = (msg.msg_control != NULL) ? &control : NULL; 1114160249Sjhb error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, controlp); 1115151359Sps if (error == 0) { 1116151359Sps msg.msg_iov = uiov; 1117151909Sps 1118151909Sps if (control != NULL) 1119151909Sps error = freebsd32_copy_msg_out(&msg, control); 1120210796Skib else 1121210796Skib msg.msg_controllen = 0; 1122151909Sps 1123151909Sps if (error == 0) 1124151909Sps error = freebsd32_copyoutmsghdr(&msg, uap->msg); 1125151359Sps } 1126151359Sps free(iov, M_IOV); 1127151909Sps 1128151909Sps if (control != NULL) 1129151909Sps m_freem(control); 1130151909Sps 1131151359Sps return (error); 1132151359Sps} 1133151359Sps 1134151909Sps 1135151909Spsstatic int 1136151909Spsfreebsd32_convert_msg_in(struct mbuf **controlp) 1137151909Sps{ 1138151909Sps struct mbuf *control = *controlp; 1139151909Sps struct cmsghdr *cm = mtod(control, struct cmsghdr *); 1140151909Sps void *data; 1141151909Sps socklen_t clen = control->m_len, datalen; 1142151909Sps int error; 1143151909Sps 1144151909Sps error = 0; 1145151909Sps *controlp = NULL; 1146151909Sps 1147151909Sps while (cm != NULL) { 1148151909Sps if (sizeof(struct cmsghdr) > clen || cm->cmsg_len > clen) { 1149151909Sps error = EINVAL; 1150151909Sps break; 1151151909Sps } 1152151909Sps 1153151909Sps data = FREEBSD32_CMSG_DATA(cm); 1154151909Sps datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data; 1155151909Sps 1156151909Sps *controlp = sbcreatecontrol(data, datalen, cm->cmsg_type, 1157151909Sps cm->cmsg_level); 1158151909Sps controlp = &(*controlp)->m_next; 1159151909Sps 1160151909Sps if (FREEBSD32_CMSG_SPACE(datalen) < clen) { 1161151909Sps clen -= FREEBSD32_CMSG_SPACE(datalen); 1162151909Sps cm = (struct cmsghdr *) 1163151909Sps ((caddr_t)cm + FREEBSD32_CMSG_SPACE(datalen)); 1164151909Sps } else { 1165151909Sps clen = 0; 1166151909Sps cm = NULL; 1167151909Sps } 1168151909Sps } 1169151909Sps 1170151909Sps m_freem(control); 1171151909Sps return (error); 1172151909Sps} 1173151909Sps 1174151909Sps 1175151359Spsint 1176151359Spsfreebsd32_sendmsg(struct thread *td, 1177151359Sps struct freebsd32_sendmsg_args *uap) 1178151359Sps{ 1179151359Sps struct msghdr msg; 1180151359Sps struct msghdr32 m32; 1181151359Sps struct iovec *iov; 1182151909Sps struct mbuf *control = NULL; 1183151909Sps struct sockaddr *to = NULL; 1184151359Sps int error; 1185151359Sps 1186151359Sps error = copyin(uap->msg, &m32, sizeof(m32)); 1187151359Sps if (error) 1188151359Sps return (error); 1189151359Sps error = freebsd32_copyinmsghdr(uap->msg, &msg); 1190151359Sps if (error) 1191151359Sps return (error); 1192160246Sjhb error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov, 1193160246Sjhb EMSGSIZE); 1194151359Sps if (error) 1195151359Sps return (error); 1196151359Sps msg.msg_iov = iov; 1197151909Sps if (msg.msg_name != NULL) { 1198151909Sps error = getsockaddr(&to, msg.msg_name, msg.msg_namelen); 1199151909Sps if (error) { 1200151909Sps to = NULL; 1201151909Sps goto out; 1202151909Sps } 1203151909Sps msg.msg_name = to; 1204151909Sps } 1205151909Sps 1206151909Sps if (msg.msg_control) { 1207151909Sps if (msg.msg_controllen < sizeof(struct cmsghdr)) { 1208151909Sps error = EINVAL; 1209151909Sps goto out; 1210151909Sps } 1211151909Sps 1212151909Sps error = sockargs(&control, msg.msg_control, 1213151909Sps msg.msg_controllen, MT_CONTROL); 1214151909Sps if (error) 1215151909Sps goto out; 1216151909Sps 1217151909Sps error = freebsd32_convert_msg_in(&control); 1218151909Sps if (error) 1219151909Sps goto out; 1220151909Sps } 1221151909Sps 1222151909Sps error = kern_sendit(td, uap->s, &msg, uap->flags, control, 1223151909Sps UIO_USERSPACE); 1224151909Sps 1225151909Spsout: 1226151359Sps free(iov, M_IOV); 1227151909Sps if (to) 1228151909Sps free(to, M_SONAME); 1229151359Sps return (error); 1230151359Sps} 1231151359Sps 1232151359Spsint 1233151359Spsfreebsd32_recvfrom(struct thread *td, 1234151359Sps struct freebsd32_recvfrom_args *uap) 1235151359Sps{ 1236151359Sps struct msghdr msg; 1237151359Sps struct iovec aiov; 1238151359Sps int error; 1239151359Sps 1240151359Sps if (uap->fromlenaddr) { 1241160246Sjhb error = copyin(PTRIN(uap->fromlenaddr), &msg.msg_namelen, 1242160246Sjhb sizeof(msg.msg_namelen)); 1243151359Sps if (error) 1244151359Sps return (error); 1245151359Sps } else { 1246151359Sps msg.msg_namelen = 0; 1247151359Sps } 1248151359Sps 1249160246Sjhb msg.msg_name = PTRIN(uap->from); 1250151359Sps msg.msg_iov = &aiov; 1251151359Sps msg.msg_iovlen = 1; 1252160246Sjhb aiov.iov_base = PTRIN(uap->buf); 1253151359Sps aiov.iov_len = uap->len; 1254160246Sjhb msg.msg_control = NULL; 1255151359Sps msg.msg_flags = uap->flags; 1256160249Sjhb error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, NULL); 1257160249Sjhb if (error == 0 && uap->fromlenaddr) 1258160249Sjhb error = copyout(&msg.msg_namelen, PTRIN(uap->fromlenaddr), 1259160249Sjhb sizeof (msg.msg_namelen)); 1260151359Sps return (error); 1261151359Sps} 1262151359Sps 1263151359Spsint 1264119333Speterfreebsd32_settimeofday(struct thread *td, 1265119333Speter struct freebsd32_settimeofday_args *uap) 1266100384Speter{ 1267144450Sjhb struct timeval32 tv32; 1268144450Sjhb struct timeval tv, *tvp; 1269144450Sjhb struct timezone tz, *tzp; 1270100384Speter int error; 1271100384Speter 1272144450Sjhb if (uap->tv) { 1273144450Sjhb error = copyin(uap->tv, &tv32, sizeof(tv32)); 1274100384Speter if (error) 1275100384Speter return (error); 1276144450Sjhb CP(tv32, tv, tv_sec); 1277144450Sjhb CP(tv32, tv, tv_usec); 1278144450Sjhb tvp = &tv; 1279144450Sjhb } else 1280144450Sjhb tvp = NULL; 1281144450Sjhb if (uap->tzp) { 1282144450Sjhb error = copyin(uap->tzp, &tz, sizeof(tz)); 1283100384Speter if (error) 1284100384Speter return (error); 1285144450Sjhb tzp = &tz; 1286144450Sjhb } else 1287144450Sjhb tzp = NULL; 1288144450Sjhb return (kern_settimeofday(td, tvp, tzp)); 1289100384Speter} 1290100384Speter 1291100384Speterint 1292119333Speterfreebsd32_utimes(struct thread *td, struct freebsd32_utimes_args *uap) 1293100384Speter{ 1294142059Sjhb struct timeval32 s32[2]; 1295142059Sjhb struct timeval s[2], *sp; 1296100384Speter int error; 1297100384Speter 1298142059Sjhb if (uap->tptr != NULL) { 1299142059Sjhb error = copyin(uap->tptr, s32, sizeof(s32)); 1300100384Speter if (error) 1301100384Speter return (error); 1302100384Speter CP(s32[0], s[0], tv_sec); 1303100384Speter CP(s32[0], s[0], tv_usec); 1304100384Speter CP(s32[1], s[1], tv_sec); 1305100384Speter CP(s32[1], s[1], tv_usec); 1306142059Sjhb sp = s; 1307142059Sjhb } else 1308142059Sjhb sp = NULL; 1309142059Sjhb return (kern_utimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE)); 1310100384Speter} 1311100384Speter 1312100384Speterint 1313154586Sambriskofreebsd32_lutimes(struct thread *td, struct freebsd32_lutimes_args *uap) 1314154586Sambrisko{ 1315154586Sambrisko struct timeval32 s32[2]; 1316154586Sambrisko struct timeval s[2], *sp; 1317154586Sambrisko int error; 1318154586Sambrisko 1319154586Sambrisko if (uap->tptr != NULL) { 1320154586Sambrisko error = copyin(uap->tptr, s32, sizeof(s32)); 1321154586Sambrisko if (error) 1322154586Sambrisko return (error); 1323154586Sambrisko CP(s32[0], s[0], tv_sec); 1324154586Sambrisko CP(s32[0], s[0], tv_usec); 1325154586Sambrisko CP(s32[1], s[1], tv_sec); 1326154586Sambrisko CP(s32[1], s[1], tv_usec); 1327154586Sambrisko sp = s; 1328154586Sambrisko } else 1329154586Sambrisko sp = NULL; 1330154586Sambrisko return (kern_lutimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE)); 1331154586Sambrisko} 1332154586Sambrisko 1333154586Sambriskoint 1334153247Sambriskofreebsd32_futimes(struct thread *td, struct freebsd32_futimes_args *uap) 1335153247Sambrisko{ 1336153247Sambrisko struct timeval32 s32[2]; 1337153247Sambrisko struct timeval s[2], *sp; 1338153247Sambrisko int error; 1339153247Sambrisko 1340153247Sambrisko if (uap->tptr != NULL) { 1341153247Sambrisko error = copyin(uap->tptr, s32, sizeof(s32)); 1342153247Sambrisko if (error) 1343153247Sambrisko return (error); 1344153247Sambrisko CP(s32[0], s[0], tv_sec); 1345153247Sambrisko CP(s32[0], s[0], tv_usec); 1346153247Sambrisko CP(s32[1], s[1], tv_sec); 1347153247Sambrisko CP(s32[1], s[1], tv_usec); 1348153247Sambrisko sp = s; 1349153247Sambrisko } else 1350153247Sambrisko sp = NULL; 1351153247Sambrisko return (kern_futimes(td, uap->fd, sp, UIO_SYSSPACE)); 1352153247Sambrisko} 1353153247Sambrisko 1354177789Skibint 1355177789Skibfreebsd32_futimesat(struct thread *td, struct freebsd32_futimesat_args *uap) 1356177789Skib{ 1357177789Skib struct timeval32 s32[2]; 1358177789Skib struct timeval s[2], *sp; 1359177789Skib int error; 1360153247Sambrisko 1361177789Skib if (uap->times != NULL) { 1362177789Skib error = copyin(uap->times, s32, sizeof(s32)); 1363177789Skib if (error) 1364177789Skib return (error); 1365177789Skib CP(s32[0], s[0], tv_sec); 1366177789Skib CP(s32[0], s[0], tv_usec); 1367177789Skib CP(s32[1], s[1], tv_sec); 1368177789Skib CP(s32[1], s[1], tv_usec); 1369177789Skib sp = s; 1370177789Skib } else 1371177789Skib sp = NULL; 1372177789Skib return (kern_utimesat(td, uap->fd, uap->path, UIO_USERSPACE, 1373177789Skib sp, UIO_SYSSPACE)); 1374177789Skib} 1375177789Skib 1376153247Sambriskoint 1377119333Speterfreebsd32_adjtime(struct thread *td, struct freebsd32_adjtime_args *uap) 1378100384Speter{ 1379144450Sjhb struct timeval32 tv32; 1380144450Sjhb struct timeval delta, olddelta, *deltap; 1381100384Speter int error; 1382100384Speter 1383144450Sjhb if (uap->delta) { 1384144450Sjhb error = copyin(uap->delta, &tv32, sizeof(tv32)); 1385100384Speter if (error) 1386100384Speter return (error); 1387144450Sjhb CP(tv32, delta, tv_sec); 1388144450Sjhb CP(tv32, delta, tv_usec); 1389144450Sjhb deltap = δ 1390144450Sjhb } else 1391144450Sjhb deltap = NULL; 1392144450Sjhb error = kern_adjtime(td, deltap, &olddelta); 1393144450Sjhb if (uap->olddelta && error == 0) { 1394144450Sjhb CP(olddelta, tv32, tv_sec); 1395144450Sjhb CP(olddelta, tv32, tv_usec); 1396144450Sjhb error = copyout(&tv32, uap->olddelta, sizeof(tv32)); 1397100384Speter } 1398100384Speter return (error); 1399100384Speter} 1400100384Speter 1401128597Smarcel#ifdef COMPAT_FREEBSD4 1402100384Speterint 1403128260Speterfreebsd4_freebsd32_statfs(struct thread *td, struct freebsd4_freebsd32_statfs_args *uap) 1404100384Speter{ 1405142059Sjhb struct statfs32 s32; 1406142059Sjhb struct statfs s; 1407100384Speter int error; 1408100384Speter 1409142059Sjhb error = kern_statfs(td, uap->path, UIO_USERSPACE, &s); 1410100384Speter if (error) 1411100384Speter return (error); 1412174526Sjhb copy_statfs(&s, &s32); 1413142059Sjhb return (copyout(&s32, uap->buf, sizeof(s32))); 1414100384Speter} 1415128597Smarcel#endif 1416100384Speter 1417128597Smarcel#ifdef COMPAT_FREEBSD4 1418100384Speterint 1419128260Speterfreebsd4_freebsd32_fstatfs(struct thread *td, struct freebsd4_freebsd32_fstatfs_args *uap) 1420100384Speter{ 1421142059Sjhb struct statfs32 s32; 1422142059Sjhb struct statfs s; 1423100384Speter int error; 1424100384Speter 1425142059Sjhb error = kern_fstatfs(td, uap->fd, &s); 1426100384Speter if (error) 1427100384Speter return (error); 1428174526Sjhb copy_statfs(&s, &s32); 1429142059Sjhb return (copyout(&s32, uap->buf, sizeof(s32))); 1430100384Speter} 1431128597Smarcel#endif 1432100384Speter 1433128597Smarcel#ifdef COMPAT_FREEBSD4 1434100384Speterint 1435128260Speterfreebsd4_freebsd32_fhstatfs(struct thread *td, struct freebsd4_freebsd32_fhstatfs_args *uap) 1436128260Speter{ 1437142059Sjhb struct statfs32 s32; 1438142059Sjhb struct statfs s; 1439142059Sjhb fhandle_t fh; 1440128260Speter int error; 1441128260Speter 1442142059Sjhb if ((error = copyin(uap->u_fhp, &fh, sizeof(fhandle_t))) != 0) 1443142059Sjhb return (error); 1444142059Sjhb error = kern_fhstatfs(td, fh, &s); 1445128260Speter if (error) 1446128260Speter return (error); 1447174526Sjhb copy_statfs(&s, &s32); 1448142059Sjhb return (copyout(&s32, uap->buf, sizeof(s32))); 1449128260Speter} 1450128597Smarcel#endif 1451128260Speter 1452128260Speterint 1453119333Speterfreebsd32_pread(struct thread *td, struct freebsd32_pread_args *uap) 1454100384Speter{ 1455100384Speter struct pread_args ap; 1456100384Speter 1457107849Salfred ap.fd = uap->fd; 1458107849Salfred ap.buf = uap->buf; 1459107849Salfred ap.nbyte = uap->nbyte; 1460205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1461225617Skmacy return (sys_pread(td, &ap)); 1462100384Speter} 1463100384Speter 1464100384Speterint 1465119333Speterfreebsd32_pwrite(struct thread *td, struct freebsd32_pwrite_args *uap) 1466100384Speter{ 1467100384Speter struct pwrite_args ap; 1468100384Speter 1469107849Salfred ap.fd = uap->fd; 1470107849Salfred ap.buf = uap->buf; 1471107849Salfred ap.nbyte = uap->nbyte; 1472205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1473225617Skmacy return (sys_pwrite(td, &ap)); 1474100384Speter} 1475100384Speter 1476223166Skib#ifdef COMPAT_43 1477100384Speterint 1478223166Skibofreebsd32_lseek(struct thread *td, struct ofreebsd32_lseek_args *uap) 1479223166Skib{ 1480223166Skib struct lseek_args nuap; 1481223166Skib 1482223166Skib nuap.fd = uap->fd; 1483223166Skib nuap.offset = uap->offset; 1484223166Skib nuap.whence = uap->whence; 1485225617Skmacy return (sys_lseek(td, &nuap)); 1486223166Skib} 1487223166Skib#endif 1488223166Skib 1489223166Skibint 1490119333Speterfreebsd32_lseek(struct thread *td, struct freebsd32_lseek_args *uap) 1491100384Speter{ 1492100384Speter int error; 1493100384Speter struct lseek_args ap; 1494100384Speter off_t pos; 1495100384Speter 1496107849Salfred ap.fd = uap->fd; 1497205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1498107849Salfred ap.whence = uap->whence; 1499225617Skmacy error = sys_lseek(td, &ap); 1500100384Speter /* Expand the quad return into two parts for eax and edx */ 1501100384Speter pos = *(off_t *)(td->td_retval); 1502205014Snwhitehorn td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */ 1503205014Snwhitehorn td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */ 1504100384Speter return error; 1505100384Speter} 1506100384Speter 1507100384Speterint 1508119333Speterfreebsd32_truncate(struct thread *td, struct freebsd32_truncate_args *uap) 1509100384Speter{ 1510100384Speter struct truncate_args ap; 1511100384Speter 1512107849Salfred ap.path = uap->path; 1513205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1514225617Skmacy return (sys_truncate(td, &ap)); 1515100384Speter} 1516100384Speter 1517100384Speterint 1518119333Speterfreebsd32_ftruncate(struct thread *td, struct freebsd32_ftruncate_args *uap) 1519100384Speter{ 1520100384Speter struct ftruncate_args ap; 1521100384Speter 1522107849Salfred ap.fd = uap->fd; 1523205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1524225617Skmacy return (sys_ftruncate(td, &ap)); 1525100384Speter} 1526100384Speter 1527220238Skib#ifdef COMPAT_43 1528184183Sjhbint 1529220238Skibofreebsd32_getdirentries(struct thread *td, 1530220238Skib struct ofreebsd32_getdirentries_args *uap) 1531220238Skib{ 1532220238Skib struct ogetdirentries_args ap; 1533220238Skib int error; 1534220238Skib long loff; 1535220238Skib int32_t loff_cut; 1536220238Skib 1537220238Skib ap.fd = uap->fd; 1538220238Skib ap.buf = uap->buf; 1539220238Skib ap.count = uap->count; 1540220238Skib ap.basep = NULL; 1541220238Skib error = kern_ogetdirentries(td, &ap, &loff); 1542220238Skib if (error == 0) { 1543220238Skib loff_cut = loff; 1544220238Skib error = copyout(&loff_cut, uap->basep, sizeof(int32_t)); 1545220238Skib } 1546220238Skib return (error); 1547220238Skib} 1548220238Skib#endif 1549220238Skib 1550220238Skibint 1551184183Sjhbfreebsd32_getdirentries(struct thread *td, 1552184183Sjhb struct freebsd32_getdirentries_args *uap) 1553184183Sjhb{ 1554184183Sjhb long base; 1555184183Sjhb int32_t base32; 1556184183Sjhb int error; 1557184183Sjhb 1558184183Sjhb error = kern_getdirentries(td, uap->fd, uap->buf, uap->count, &base); 1559184183Sjhb if (error) 1560184183Sjhb return (error); 1561184183Sjhb if (uap->basep != NULL) { 1562184183Sjhb base32 = base; 1563184183Sjhb error = copyout(&base32, uap->basep, sizeof(int32_t)); 1564184183Sjhb } 1565184183Sjhb return (error); 1566184183Sjhb} 1567184183Sjhb 1568171215Speter#ifdef COMPAT_FREEBSD6 1569171215Speter/* versions with the 'int pad' argument */ 1570171215Speterint 1571171215Speterfreebsd6_freebsd32_pread(struct thread *td, struct freebsd6_freebsd32_pread_args *uap) 1572171215Speter{ 1573171215Speter struct pread_args ap; 1574171215Speter 1575171215Speter ap.fd = uap->fd; 1576171215Speter ap.buf = uap->buf; 1577171215Speter ap.nbyte = uap->nbyte; 1578205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1579225617Skmacy return (sys_pread(td, &ap)); 1580171215Speter} 1581171215Speter 1582171215Speterint 1583171215Speterfreebsd6_freebsd32_pwrite(struct thread *td, struct freebsd6_freebsd32_pwrite_args *uap) 1584171215Speter{ 1585171215Speter struct pwrite_args ap; 1586171215Speter 1587171215Speter ap.fd = uap->fd; 1588171215Speter ap.buf = uap->buf; 1589171215Speter ap.nbyte = uap->nbyte; 1590205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1591225617Skmacy return (sys_pwrite(td, &ap)); 1592171215Speter} 1593171215Speter 1594171215Speterint 1595171215Speterfreebsd6_freebsd32_lseek(struct thread *td, struct freebsd6_freebsd32_lseek_args *uap) 1596171215Speter{ 1597171215Speter int error; 1598171215Speter struct lseek_args ap; 1599171215Speter off_t pos; 1600171215Speter 1601171215Speter ap.fd = uap->fd; 1602205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1603171215Speter ap.whence = uap->whence; 1604225617Skmacy error = sys_lseek(td, &ap); 1605171215Speter /* Expand the quad return into two parts for eax and edx */ 1606171215Speter pos = *(off_t *)(td->td_retval); 1607205014Snwhitehorn td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */ 1608205014Snwhitehorn td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */ 1609171215Speter return error; 1610171215Speter} 1611171215Speter 1612171215Speterint 1613171215Speterfreebsd6_freebsd32_truncate(struct thread *td, struct freebsd6_freebsd32_truncate_args *uap) 1614171215Speter{ 1615171215Speter struct truncate_args ap; 1616171215Speter 1617171215Speter ap.path = uap->path; 1618205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1619225617Skmacy return (sys_truncate(td, &ap)); 1620171215Speter} 1621171215Speter 1622171215Speterint 1623171215Speterfreebsd6_freebsd32_ftruncate(struct thread *td, struct freebsd6_freebsd32_ftruncate_args *uap) 1624171215Speter{ 1625171215Speter struct ftruncate_args ap; 1626171215Speter 1627171215Speter ap.fd = uap->fd; 1628205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1629225617Skmacy return (sys_ftruncate(td, &ap)); 1630171215Speter} 1631171215Speter#endif /* COMPAT_FREEBSD6 */ 1632171215Speter 1633156114Spsstruct sf_hdtr32 { 1634156114Sps uint32_t headers; 1635156114Sps int hdr_cnt; 1636156114Sps uint32_t trailers; 1637156114Sps int trl_cnt; 1638156114Sps}; 1639156114Sps 1640156114Spsstatic int 1641156114Spsfreebsd32_do_sendfile(struct thread *td, 1642156114Sps struct freebsd32_sendfile_args *uap, int compat) 1643104738Speter{ 1644156114Sps struct sendfile_args ap; 1645156114Sps struct sf_hdtr32 hdtr32; 1646156114Sps struct sf_hdtr hdtr; 1647156114Sps struct uio *hdr_uio, *trl_uio; 1648156114Sps struct iovec32 *iov32; 1649156114Sps int error; 1650104738Speter 1651156114Sps hdr_uio = trl_uio = NULL; 1652156114Sps 1653107849Salfred ap.fd = uap->fd; 1654107849Salfred ap.s = uap->s; 1655205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1656156114Sps ap.nbytes = uap->nbytes; 1657156114Sps ap.hdtr = (struct sf_hdtr *)uap->hdtr; /* XXX not used */ 1658156114Sps ap.sbytes = uap->sbytes; 1659107849Salfred ap.flags = uap->flags; 1660156114Sps 1661156114Sps if (uap->hdtr != NULL) { 1662156114Sps error = copyin(uap->hdtr, &hdtr32, sizeof(hdtr32)); 1663156114Sps if (error) 1664156114Sps goto out; 1665156114Sps PTRIN_CP(hdtr32, hdtr, headers); 1666156114Sps CP(hdtr32, hdtr, hdr_cnt); 1667156114Sps PTRIN_CP(hdtr32, hdtr, trailers); 1668156114Sps CP(hdtr32, hdtr, trl_cnt); 1669156114Sps 1670156114Sps if (hdtr.headers != NULL) { 1671160246Sjhb iov32 = PTRIN(hdtr32.headers); 1672156114Sps error = freebsd32_copyinuio(iov32, 1673156114Sps hdtr32.hdr_cnt, &hdr_uio); 1674156114Sps if (error) 1675156114Sps goto out; 1676156114Sps } 1677156114Sps if (hdtr.trailers != NULL) { 1678160246Sjhb iov32 = PTRIN(hdtr32.trailers); 1679156114Sps error = freebsd32_copyinuio(iov32, 1680156114Sps hdtr32.trl_cnt, &trl_uio); 1681156114Sps if (error) 1682156114Sps goto out; 1683156114Sps } 1684156114Sps } 1685156114Sps 1686156114Sps error = kern_sendfile(td, &ap, hdr_uio, trl_uio, compat); 1687156114Spsout: 1688156114Sps if (hdr_uio) 1689156114Sps free(hdr_uio, M_IOV); 1690156114Sps if (trl_uio) 1691156114Sps free(trl_uio, M_IOV); 1692156114Sps return (error); 1693104738Speter} 1694156114Sps 1695156114Sps#ifdef COMPAT_FREEBSD4 1696156114Spsint 1697156114Spsfreebsd4_freebsd32_sendfile(struct thread *td, 1698156114Sps struct freebsd4_freebsd32_sendfile_args *uap) 1699156114Sps{ 1700156114Sps return (freebsd32_do_sendfile(td, 1701156114Sps (struct freebsd32_sendfile_args *)uap, 1)); 1702156114Sps} 1703104738Speter#endif 1704104738Speter 1705104738Speterint 1706119333Speterfreebsd32_sendfile(struct thread *td, struct freebsd32_sendfile_args *uap) 1707100384Speter{ 1708100384Speter 1709156114Sps return (freebsd32_do_sendfile(td, uap, 0)); 1710100384Speter} 1711100384Speter 1712100384Speterstatic void 1713210847Skibcopy_stat(struct stat *in, struct stat32 *out) 1714100384Speter{ 1715210847Skib 1716100384Speter CP(*in, *out, st_dev); 1717100384Speter CP(*in, *out, st_ino); 1718100384Speter CP(*in, *out, st_mode); 1719100384Speter CP(*in, *out, st_nlink); 1720100384Speter CP(*in, *out, st_uid); 1721100384Speter CP(*in, *out, st_gid); 1722100384Speter CP(*in, *out, st_rdev); 1723205792Sed TS_CP(*in, *out, st_atim); 1724205792Sed TS_CP(*in, *out, st_mtim); 1725205792Sed TS_CP(*in, *out, st_ctim); 1726100384Speter CP(*in, *out, st_size); 1727100384Speter CP(*in, *out, st_blocks); 1728100384Speter CP(*in, *out, st_blksize); 1729100384Speter CP(*in, *out, st_flags); 1730100384Speter CP(*in, *out, st_gen); 1731210848Skib TS_CP(*in, *out, st_birthtim); 1732100384Speter} 1733100384Speter 1734220238Skib#ifdef COMPAT_43 1735220238Skibstatic void 1736220238Skibcopy_ostat(struct stat *in, struct ostat32 *out) 1737220238Skib{ 1738220238Skib 1739220238Skib CP(*in, *out, st_dev); 1740220238Skib CP(*in, *out, st_ino); 1741220238Skib CP(*in, *out, st_mode); 1742220238Skib CP(*in, *out, st_nlink); 1743220238Skib CP(*in, *out, st_uid); 1744220238Skib CP(*in, *out, st_gid); 1745220238Skib CP(*in, *out, st_rdev); 1746220238Skib CP(*in, *out, st_size); 1747220238Skib TS_CP(*in, *out, st_atim); 1748220238Skib TS_CP(*in, *out, st_mtim); 1749220238Skib TS_CP(*in, *out, st_ctim); 1750220238Skib CP(*in, *out, st_blksize); 1751220238Skib CP(*in, *out, st_blocks); 1752220238Skib CP(*in, *out, st_flags); 1753220238Skib CP(*in, *out, st_gen); 1754220238Skib} 1755220238Skib#endif 1756220238Skib 1757100384Speterint 1758119333Speterfreebsd32_stat(struct thread *td, struct freebsd32_stat_args *uap) 1759100384Speter{ 1760123746Speter struct stat sb; 1761123746Speter struct stat32 sb32; 1762100384Speter int error; 1763100384Speter 1764142059Sjhb error = kern_stat(td, uap->path, UIO_USERSPACE, &sb); 1765100384Speter if (error) 1766100384Speter return (error); 1767123746Speter copy_stat(&sb, &sb32); 1768123746Speter error = copyout(&sb32, uap->ub, sizeof (sb32)); 1769100384Speter return (error); 1770100384Speter} 1771100384Speter 1772220238Skib#ifdef COMPAT_43 1773100384Speterint 1774220238Skibofreebsd32_stat(struct thread *td, struct ofreebsd32_stat_args *uap) 1775220238Skib{ 1776220238Skib struct stat sb; 1777220238Skib struct ostat32 sb32; 1778220238Skib int error; 1779220238Skib 1780220238Skib error = kern_stat(td, uap->path, UIO_USERSPACE, &sb); 1781220238Skib if (error) 1782220238Skib return (error); 1783220238Skib copy_ostat(&sb, &sb32); 1784220238Skib error = copyout(&sb32, uap->ub, sizeof (sb32)); 1785220238Skib return (error); 1786220238Skib} 1787220238Skib#endif 1788220238Skib 1789220238Skibint 1790119333Speterfreebsd32_fstat(struct thread *td, struct freebsd32_fstat_args *uap) 1791100384Speter{ 1792123746Speter struct stat ub; 1793123746Speter struct stat32 ub32; 1794100384Speter int error; 1795100384Speter 1796142059Sjhb error = kern_fstat(td, uap->fd, &ub); 1797100384Speter if (error) 1798100384Speter return (error); 1799123746Speter copy_stat(&ub, &ub32); 1800123746Speter error = copyout(&ub32, uap->ub, sizeof(ub32)); 1801100384Speter return (error); 1802100384Speter} 1803100384Speter 1804220238Skib#ifdef COMPAT_43 1805100384Speterint 1806220238Skibofreebsd32_fstat(struct thread *td, struct ofreebsd32_fstat_args *uap) 1807220238Skib{ 1808220238Skib struct stat ub; 1809220238Skib struct ostat32 ub32; 1810220238Skib int error; 1811220238Skib 1812220238Skib error = kern_fstat(td, uap->fd, &ub); 1813220238Skib if (error) 1814220238Skib return (error); 1815220238Skib copy_ostat(&ub, &ub32); 1816220238Skib error = copyout(&ub32, uap->ub, sizeof(ub32)); 1817220238Skib return (error); 1818220238Skib} 1819220238Skib#endif 1820220238Skib 1821220238Skibint 1822177789Skibfreebsd32_fstatat(struct thread *td, struct freebsd32_fstatat_args *uap) 1823177789Skib{ 1824177789Skib struct stat ub; 1825177789Skib struct stat32 ub32; 1826177789Skib int error; 1827177789Skib 1828177789Skib error = kern_statat(td, uap->flag, uap->fd, uap->path, UIO_USERSPACE, &ub); 1829177789Skib if (error) 1830177789Skib return (error); 1831177789Skib copy_stat(&ub, &ub32); 1832177789Skib error = copyout(&ub32, uap->buf, sizeof(ub32)); 1833177789Skib return (error); 1834177789Skib} 1835177789Skib 1836177789Skibint 1837119333Speterfreebsd32_lstat(struct thread *td, struct freebsd32_lstat_args *uap) 1838100384Speter{ 1839123746Speter struct stat sb; 1840123746Speter struct stat32 sb32; 1841142059Sjhb int error; 1842100384Speter 1843142059Sjhb error = kern_lstat(td, uap->path, UIO_USERSPACE, &sb); 1844100384Speter if (error) 1845100384Speter return (error); 1846123746Speter copy_stat(&sb, &sb32); 1847123746Speter error = copyout(&sb32, uap->ub, sizeof (sb32)); 1848100384Speter return (error); 1849100384Speter} 1850100384Speter 1851220238Skib#ifdef COMPAT_43 1852100384Speterint 1853220238Skibofreebsd32_lstat(struct thread *td, struct ofreebsd32_lstat_args *uap) 1854220238Skib{ 1855220238Skib struct stat sb; 1856220238Skib struct ostat32 sb32; 1857220238Skib int error; 1858220238Skib 1859220238Skib error = kern_lstat(td, uap->path, UIO_USERSPACE, &sb); 1860220238Skib if (error) 1861220238Skib return (error); 1862220238Skib copy_ostat(&sb, &sb32); 1863220238Skib error = copyout(&sb32, uap->ub, sizeof (sb32)); 1864220238Skib return (error); 1865220238Skib} 1866220238Skib#endif 1867220238Skib 1868220238Skibint 1869119333Speterfreebsd32_sysctl(struct thread *td, struct freebsd32_sysctl_args *uap) 1870100384Speter{ 1871100384Speter int error, name[CTL_MAXNAME]; 1872100384Speter size_t j, oldlen; 1873100384Speter 1874100384Speter if (uap->namelen > CTL_MAXNAME || uap->namelen < 2) 1875100384Speter return (EINVAL); 1876136404Speter error = copyin(uap->name, name, uap->namelen * sizeof(int)); 1877100384Speter if (error) 1878100384Speter return (error); 1879100384Speter if (uap->oldlenp) 1880100384Speter oldlen = fuword32(uap->oldlenp); 1881100384Speter else 1882100384Speter oldlen = 0; 1883100384Speter error = userland_sysctl(td, name, uap->namelen, 1884100384Speter uap->old, &oldlen, 1, 1885136404Speter uap->new, uap->newlen, &j, SCTL_MASK32); 1886100384Speter if (error && error != ENOMEM) 1887186564Sed return (error); 1888136404Speter if (uap->oldlenp) 1889100384Speter suword32(uap->oldlenp, j); 1890186564Sed return (0); 1891100384Speter} 1892100384Speter 1893100384Speterint 1894185435Sbzfreebsd32_jail(struct thread *td, struct freebsd32_jail_args *uap) 1895185435Sbz{ 1896185435Sbz uint32_t version; 1897185435Sbz int error; 1898192895Sjamie struct jail j; 1899185435Sbz 1900185435Sbz error = copyin(uap->jail, &version, sizeof(uint32_t)); 1901185435Sbz if (error) 1902185435Sbz return (error); 1903190466Sjamie 1904185435Sbz switch (version) { 1905190466Sjamie case 0: 1906185435Sbz { 1907185435Sbz /* FreeBSD single IPv4 jails. */ 1908185435Sbz struct jail32_v0 j32_v0; 1909185435Sbz 1910192895Sjamie bzero(&j, sizeof(struct jail)); 1911185435Sbz error = copyin(uap->jail, &j32_v0, sizeof(struct jail32_v0)); 1912185435Sbz if (error) 1913185435Sbz return (error); 1914192895Sjamie CP(j32_v0, j, version); 1915192895Sjamie PTRIN_CP(j32_v0, j, path); 1916192895Sjamie PTRIN_CP(j32_v0, j, hostname); 1917258784Speter j.ip4s = htonl(j32_v0.ip_number); /* jail_v0 is host order */ 1918185435Sbz break; 1919185435Sbz } 1920185435Sbz 1921185435Sbz case 1: 1922185435Sbz /* 1923185435Sbz * Version 1 was used by multi-IPv4 jail implementations 1924185435Sbz * that never made it into the official kernel. 1925185435Sbz */ 1926185435Sbz return (EINVAL); 1927185435Sbz 1928185435Sbz case 2: /* JAIL_API_VERSION */ 1929185435Sbz { 1930185435Sbz /* FreeBSD multi-IPv4/IPv6,noIP jails. */ 1931185435Sbz struct jail32 j32; 1932185435Sbz 1933185435Sbz error = copyin(uap->jail, &j32, sizeof(struct jail32)); 1934185435Sbz if (error) 1935185435Sbz return (error); 1936192895Sjamie CP(j32, j, version); 1937192895Sjamie PTRIN_CP(j32, j, path); 1938192895Sjamie PTRIN_CP(j32, j, hostname); 1939192895Sjamie PTRIN_CP(j32, j, jailname); 1940192895Sjamie CP(j32, j, ip4s); 1941192895Sjamie CP(j32, j, ip6s); 1942192895Sjamie PTRIN_CP(j32, j, ip4); 1943192895Sjamie PTRIN_CP(j32, j, ip6); 1944185435Sbz break; 1945185435Sbz } 1946185435Sbz 1947185435Sbz default: 1948185435Sbz /* Sci-Fi jails are not supported, sorry. */ 1949185435Sbz return (EINVAL); 1950185435Sbz } 1951192895Sjamie return (kern_jail(td, &j)); 1952185435Sbz} 1953185435Sbz 1954185435Sbzint 1955191673Sjamiefreebsd32_jail_set(struct thread *td, struct freebsd32_jail_set_args *uap) 1956191673Sjamie{ 1957191673Sjamie struct uio *auio; 1958191673Sjamie int error; 1959191673Sjamie 1960191673Sjamie /* Check that we have an even number of iovecs. */ 1961191673Sjamie if (uap->iovcnt & 1) 1962191673Sjamie return (EINVAL); 1963191673Sjamie 1964191673Sjamie error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 1965191673Sjamie if (error) 1966191673Sjamie return (error); 1967191673Sjamie error = kern_jail_set(td, auio, uap->flags); 1968191673Sjamie free(auio, M_IOV); 1969191673Sjamie return (error); 1970191673Sjamie} 1971191673Sjamie 1972191673Sjamieint 1973191673Sjamiefreebsd32_jail_get(struct thread *td, struct freebsd32_jail_get_args *uap) 1974191673Sjamie{ 1975191673Sjamie struct iovec32 iov32; 1976191673Sjamie struct uio *auio; 1977191673Sjamie int error, i; 1978191673Sjamie 1979191673Sjamie /* Check that we have an even number of iovecs. */ 1980191673Sjamie if (uap->iovcnt & 1) 1981191673Sjamie return (EINVAL); 1982191673Sjamie 1983191673Sjamie error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 1984191673Sjamie if (error) 1985191673Sjamie return (error); 1986191673Sjamie error = kern_jail_get(td, auio, uap->flags); 1987191673Sjamie if (error == 0) 1988191673Sjamie for (i = 0; i < uap->iovcnt; i++) { 1989191673Sjamie PTROUT_CP(auio->uio_iov[i], iov32, iov_base); 1990191673Sjamie CP(auio->uio_iov[i], iov32, iov_len); 1991191673Sjamie error = copyout(&iov32, uap->iovp + i, sizeof(iov32)); 1992191673Sjamie if (error != 0) 1993191673Sjamie break; 1994191673Sjamie } 1995191673Sjamie free(auio, M_IOV); 1996191673Sjamie return (error); 1997191673Sjamie} 1998191673Sjamie 1999191673Sjamieint 2000119333Speterfreebsd32_sigaction(struct thread *td, struct freebsd32_sigaction_args *uap) 2001100384Speter{ 2002113859Sjhb struct sigaction32 s32; 2003113859Sjhb struct sigaction sa, osa, *sap; 2004100384Speter int error; 2005100384Speter 2006113859Sjhb if (uap->act) { 2007113859Sjhb error = copyin(uap->act, &s32, sizeof(s32)); 2008100384Speter if (error) 2009100384Speter return (error); 2010113859Sjhb sa.sa_handler = PTRIN(s32.sa_u); 2011113859Sjhb CP(s32, sa, sa_flags); 2012113859Sjhb CP(s32, sa, sa_mask); 2013113859Sjhb sap = &sa; 2014113859Sjhb } else 2015113859Sjhb sap = NULL; 2016113859Sjhb error = kern_sigaction(td, uap->sig, sap, &osa, 0); 2017146583Sps if (error == 0 && uap->oact != NULL) { 2018113859Sjhb s32.sa_u = PTROUT(osa.sa_handler); 2019113859Sjhb CP(osa, s32, sa_flags); 2020113859Sjhb CP(osa, s32, sa_mask); 2021113859Sjhb error = copyout(&s32, uap->oact, sizeof(s32)); 2022100384Speter } 2023100384Speter return (error); 2024100384Speter} 2025100384Speter 2026114987Speter#ifdef COMPAT_FREEBSD4 2027114987Speterint 2028119333Speterfreebsd4_freebsd32_sigaction(struct thread *td, 2029119333Speter struct freebsd4_freebsd32_sigaction_args *uap) 2030114987Speter{ 2031114987Speter struct sigaction32 s32; 2032114987Speter struct sigaction sa, osa, *sap; 2033114987Speter int error; 2034114987Speter 2035114987Speter if (uap->act) { 2036114987Speter error = copyin(uap->act, &s32, sizeof(s32)); 2037114987Speter if (error) 2038114987Speter return (error); 2039114987Speter sa.sa_handler = PTRIN(s32.sa_u); 2040114987Speter CP(s32, sa, sa_flags); 2041114987Speter CP(s32, sa, sa_mask); 2042114987Speter sap = &sa; 2043114987Speter } else 2044114987Speter sap = NULL; 2045114987Speter error = kern_sigaction(td, uap->sig, sap, &osa, KSA_FREEBSD4); 2046146583Sps if (error == 0 && uap->oact != NULL) { 2047114987Speter s32.sa_u = PTROUT(osa.sa_handler); 2048114987Speter CP(osa, s32, sa_flags); 2049114987Speter CP(osa, s32, sa_mask); 2050114987Speter error = copyout(&s32, uap->oact, sizeof(s32)); 2051114987Speter } 2052114987Speter return (error); 2053114987Speter} 2054114987Speter#endif 2055114987Speter 2056151582Sps#ifdef COMPAT_43 2057151720Speterstruct osigaction32 { 2058151582Sps u_int32_t sa_u; 2059151582Sps osigset_t sa_mask; 2060151582Sps int sa_flags; 2061151582Sps}; 2062151582Sps 2063151582Sps#define ONSIG 32 2064151582Sps 2065140481Spsint 2066151720Speterofreebsd32_sigaction(struct thread *td, 2067151720Speter struct ofreebsd32_sigaction_args *uap) 2068151582Sps{ 2069151720Speter struct osigaction32 s32; 2070151582Sps struct sigaction sa, osa, *sap; 2071151582Sps int error; 2072151582Sps 2073151582Sps if (uap->signum <= 0 || uap->signum >= ONSIG) 2074151582Sps return (EINVAL); 2075151582Sps 2076151582Sps if (uap->nsa) { 2077151582Sps error = copyin(uap->nsa, &s32, sizeof(s32)); 2078151582Sps if (error) 2079151582Sps return (error); 2080151582Sps sa.sa_handler = PTRIN(s32.sa_u); 2081151582Sps CP(s32, sa, sa_flags); 2082151582Sps OSIG2SIG(s32.sa_mask, sa.sa_mask); 2083151582Sps sap = &sa; 2084151582Sps } else 2085151582Sps sap = NULL; 2086151582Sps error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET); 2087151582Sps if (error == 0 && uap->osa != NULL) { 2088151582Sps s32.sa_u = PTROUT(osa.sa_handler); 2089151582Sps CP(osa, s32, sa_flags); 2090151582Sps SIG2OSIG(osa.sa_mask, s32.sa_mask); 2091151582Sps error = copyout(&s32, uap->osa, sizeof(s32)); 2092151582Sps } 2093151582Sps return (error); 2094151582Sps} 2095151582Sps 2096151582Spsint 2097151720Speterofreebsd32_sigprocmask(struct thread *td, 2098151720Speter struct ofreebsd32_sigprocmask_args *uap) 2099151582Sps{ 2100151582Sps sigset_t set, oset; 2101151582Sps int error; 2102151582Sps 2103151582Sps OSIG2SIG(uap->mask, set); 2104198507Skib error = kern_sigprocmask(td, uap->how, &set, &oset, SIGPROCMASK_OLD); 2105151582Sps SIG2OSIG(oset, td->td_retval[0]); 2106151582Sps return (error); 2107151582Sps} 2108151582Sps 2109151582Spsint 2110151720Speterofreebsd32_sigpending(struct thread *td, 2111151720Speter struct ofreebsd32_sigpending_args *uap) 2112151582Sps{ 2113151582Sps struct proc *p = td->td_proc; 2114151582Sps sigset_t siglist; 2115151582Sps 2116151582Sps PROC_LOCK(p); 2117151582Sps siglist = p->p_siglist; 2118151582Sps SIGSETOR(siglist, td->td_siglist); 2119151582Sps PROC_UNLOCK(p); 2120151582Sps SIG2OSIG(siglist, td->td_retval[0]); 2121151582Sps return (0); 2122151582Sps} 2123151582Sps 2124151582Spsstruct sigvec32 { 2125151582Sps u_int32_t sv_handler; 2126151582Sps int sv_mask; 2127151582Sps int sv_flags; 2128151582Sps}; 2129151582Sps 2130151582Spsint 2131151720Speterofreebsd32_sigvec(struct thread *td, 2132151720Speter struct ofreebsd32_sigvec_args *uap) 2133151582Sps{ 2134151582Sps struct sigvec32 vec; 2135151582Sps struct sigaction sa, osa, *sap; 2136151582Sps int error; 2137151582Sps 2138151582Sps if (uap->signum <= 0 || uap->signum >= ONSIG) 2139151582Sps return (EINVAL); 2140151582Sps 2141151582Sps if (uap->nsv) { 2142151582Sps error = copyin(uap->nsv, &vec, sizeof(vec)); 2143151582Sps if (error) 2144151582Sps return (error); 2145151582Sps sa.sa_handler = PTRIN(vec.sv_handler); 2146151582Sps OSIG2SIG(vec.sv_mask, sa.sa_mask); 2147151582Sps sa.sa_flags = vec.sv_flags; 2148151582Sps sa.sa_flags ^= SA_RESTART; 2149151582Sps sap = &sa; 2150151582Sps } else 2151151582Sps sap = NULL; 2152151582Sps error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET); 2153151582Sps if (error == 0 && uap->osv != NULL) { 2154151582Sps vec.sv_handler = PTROUT(osa.sa_handler); 2155151582Sps SIG2OSIG(osa.sa_mask, vec.sv_mask); 2156151582Sps vec.sv_flags = osa.sa_flags; 2157151582Sps vec.sv_flags &= ~SA_NOCLDWAIT; 2158151582Sps vec.sv_flags ^= SA_RESTART; 2159151582Sps error = copyout(&vec, uap->osv, sizeof(vec)); 2160151582Sps } 2161151582Sps return (error); 2162151582Sps} 2163151582Sps 2164151582Spsint 2165151720Speterofreebsd32_sigblock(struct thread *td, 2166151720Speter struct ofreebsd32_sigblock_args *uap) 2167151582Sps{ 2168198507Skib sigset_t set, oset; 2169151582Sps 2170151582Sps OSIG2SIG(uap->mask, set); 2171198507Skib kern_sigprocmask(td, SIG_BLOCK, &set, &oset, 0); 2172198507Skib SIG2OSIG(oset, td->td_retval[0]); 2173151582Sps return (0); 2174151582Sps} 2175151582Sps 2176151582Spsint 2177151720Speterofreebsd32_sigsetmask(struct thread *td, 2178151720Speter struct ofreebsd32_sigsetmask_args *uap) 2179151582Sps{ 2180198507Skib sigset_t set, oset; 2181151582Sps 2182151582Sps OSIG2SIG(uap->mask, set); 2183198507Skib kern_sigprocmask(td, SIG_SETMASK, &set, &oset, 0); 2184198507Skib SIG2OSIG(oset, td->td_retval[0]); 2185151582Sps return (0); 2186151582Sps} 2187151582Sps 2188151582Spsint 2189151720Speterofreebsd32_sigsuspend(struct thread *td, 2190151720Speter struct ofreebsd32_sigsuspend_args *uap) 2191151582Sps{ 2192151582Sps sigset_t mask; 2193151582Sps 2194151582Sps OSIG2SIG(uap->mask, mask); 2195198506Skib return (kern_sigsuspend(td, mask)); 2196151582Sps} 2197151582Sps 2198151582Spsstruct sigstack32 { 2199151582Sps u_int32_t ss_sp; 2200151582Sps int ss_onstack; 2201151582Sps}; 2202151582Sps 2203151582Spsint 2204151720Speterofreebsd32_sigstack(struct thread *td, 2205151720Speter struct ofreebsd32_sigstack_args *uap) 2206151582Sps{ 2207151582Sps struct sigstack32 s32; 2208151582Sps struct sigstack nss, oss; 2209170870Smjacob int error = 0, unss; 2210151582Sps 2211151582Sps if (uap->nss != NULL) { 2212151582Sps error = copyin(uap->nss, &s32, sizeof(s32)); 2213151582Sps if (error) 2214151582Sps return (error); 2215151582Sps nss.ss_sp = PTRIN(s32.ss_sp); 2216151582Sps CP(s32, nss, ss_onstack); 2217170870Smjacob unss = 1; 2218170870Smjacob } else { 2219170870Smjacob unss = 0; 2220151582Sps } 2221151582Sps oss.ss_sp = td->td_sigstk.ss_sp; 2222151582Sps oss.ss_onstack = sigonstack(cpu_getstack(td)); 2223170870Smjacob if (unss) { 2224151582Sps td->td_sigstk.ss_sp = nss.ss_sp; 2225151582Sps td->td_sigstk.ss_size = 0; 2226170870Smjacob td->td_sigstk.ss_flags |= (nss.ss_onstack & SS_ONSTACK); 2227151582Sps td->td_pflags |= TDP_ALTSTACK; 2228151582Sps } 2229151582Sps if (uap->oss != NULL) { 2230151582Sps s32.ss_sp = PTROUT(oss.ss_sp); 2231151582Sps CP(oss, s32, ss_onstack); 2232151582Sps error = copyout(&s32, uap->oss, sizeof(s32)); 2233151582Sps } 2234151582Sps return (error); 2235151582Sps} 2236151582Sps#endif 2237151582Sps 2238151582Spsint 2239140481Spsfreebsd32_nanosleep(struct thread *td, struct freebsd32_nanosleep_args *uap) 2240140481Sps{ 2241140481Sps struct timespec32 rmt32, rqt32; 2242140481Sps struct timespec rmt, rqt; 2243140481Sps int error; 2244140481Sps 2245151355Sps error = copyin(uap->rqtp, &rqt32, sizeof(rqt32)); 2246140481Sps if (error) 2247140481Sps return (error); 2248140481Sps 2249140481Sps CP(rqt32, rqt, tv_sec); 2250140481Sps CP(rqt32, rqt, tv_nsec); 2251140481Sps 2252140481Sps if (uap->rmtp && 2253140481Sps !useracc((caddr_t)uap->rmtp, sizeof(rmt), VM_PROT_WRITE)) 2254140481Sps return (EFAULT); 2255140481Sps error = kern_nanosleep(td, &rqt, &rmt); 2256140481Sps if (error && uap->rmtp) { 2257140481Sps int error2; 2258140481Sps 2259140481Sps CP(rmt, rmt32, tv_sec); 2260140481Sps CP(rmt, rmt32, tv_nsec); 2261140481Sps 2262151355Sps error2 = copyout(&rmt32, uap->rmtp, sizeof(rmt32)); 2263140481Sps if (error2) 2264140481Sps error = error2; 2265140481Sps } 2266140481Sps return (error); 2267140481Sps} 2268140481Sps 2269151357Spsint 2270151357Spsfreebsd32_clock_gettime(struct thread *td, 2271151357Sps struct freebsd32_clock_gettime_args *uap) 2272151357Sps{ 2273151357Sps struct timespec ats; 2274151357Sps struct timespec32 ats32; 2275151357Sps int error; 2276151357Sps 2277151357Sps error = kern_clock_gettime(td, uap->clock_id, &ats); 2278151357Sps if (error == 0) { 2279151357Sps CP(ats, ats32, tv_sec); 2280151357Sps CP(ats, ats32, tv_nsec); 2281151357Sps error = copyout(&ats32, uap->tp, sizeof(ats32)); 2282151357Sps } 2283151357Sps return (error); 2284151357Sps} 2285151357Sps 2286151357Spsint 2287151357Spsfreebsd32_clock_settime(struct thread *td, 2288151357Sps struct freebsd32_clock_settime_args *uap) 2289151357Sps{ 2290151357Sps struct timespec ats; 2291151357Sps struct timespec32 ats32; 2292151357Sps int error; 2293151357Sps 2294151357Sps error = copyin(uap->tp, &ats32, sizeof(ats32)); 2295151357Sps if (error) 2296151357Sps return (error); 2297151357Sps CP(ats32, ats, tv_sec); 2298151357Sps CP(ats32, ats, tv_nsec); 2299151357Sps 2300151357Sps return (kern_clock_settime(td, uap->clock_id, &ats)); 2301151357Sps} 2302151357Sps 2303151357Spsint 2304151357Spsfreebsd32_clock_getres(struct thread *td, 2305151357Sps struct freebsd32_clock_getres_args *uap) 2306151357Sps{ 2307151357Sps struct timespec ts; 2308151357Sps struct timespec32 ts32; 2309151357Sps int error; 2310151357Sps 2311151357Sps if (uap->tp == NULL) 2312151357Sps return (0); 2313151357Sps error = kern_clock_getres(td, uap->clock_id, &ts); 2314151357Sps if (error == 0) { 2315151357Sps CP(ts, ts32, tv_sec); 2316151357Sps CP(ts, ts32, tv_nsec); 2317151357Sps error = copyout(&ts32, uap->tp, sizeof(ts32)); 2318151357Sps } 2319151357Sps return (error); 2320151357Sps} 2321151357Sps 2322162551Sdavidxuint 2323254130Skibfreebsd32_ktimer_create(struct thread *td, 2324254130Skib struct freebsd32_ktimer_create_args *uap) 2325254130Skib{ 2326254130Skib struct sigevent32 ev32; 2327254130Skib struct sigevent ev, *evp; 2328254130Skib int error, id; 2329254130Skib 2330254130Skib if (uap->evp == NULL) { 2331254130Skib evp = NULL; 2332254130Skib } else { 2333254130Skib evp = &ev; 2334254130Skib error = copyin(uap->evp, &ev32, sizeof(ev32)); 2335254130Skib if (error != 0) 2336254130Skib return (error); 2337254130Skib error = convert_sigevent32(&ev32, &ev); 2338254130Skib if (error != 0) 2339254130Skib return (error); 2340254130Skib } 2341254130Skib error = kern_ktimer_create(td, uap->clock_id, evp, &id, -1); 2342254130Skib if (error == 0) { 2343254130Skib error = copyout(&id, uap->timerid, sizeof(int)); 2344254130Skib if (error != 0) 2345254130Skib kern_ktimer_delete(td, id); 2346254130Skib } 2347254130Skib return (error); 2348254130Skib} 2349254130Skib 2350254130Skibint 2351254130Skibfreebsd32_ktimer_settime(struct thread *td, 2352254130Skib struct freebsd32_ktimer_settime_args *uap) 2353254130Skib{ 2354254130Skib struct itimerspec32 val32, oval32; 2355254130Skib struct itimerspec val, oval, *ovalp; 2356254130Skib int error; 2357254130Skib 2358254130Skib error = copyin(uap->value, &val32, sizeof(val32)); 2359254130Skib if (error != 0) 2360254130Skib return (error); 2361254130Skib ITS_CP(val32, val); 2362254130Skib ovalp = uap->ovalue != NULL ? &oval : NULL; 2363254130Skib error = kern_ktimer_settime(td, uap->timerid, uap->flags, &val, ovalp); 2364254130Skib if (error == 0 && uap->ovalue != NULL) { 2365254130Skib ITS_CP(oval, oval32); 2366254130Skib error = copyout(&oval32, uap->ovalue, sizeof(oval32)); 2367254130Skib } 2368254130Skib return (error); 2369254130Skib} 2370254130Skib 2371254130Skibint 2372254130Skibfreebsd32_ktimer_gettime(struct thread *td, 2373254130Skib struct freebsd32_ktimer_gettime_args *uap) 2374254130Skib{ 2375254130Skib struct itimerspec32 val32; 2376254130Skib struct itimerspec val; 2377254130Skib int error; 2378254130Skib 2379254130Skib error = kern_ktimer_gettime(td, uap->timerid, &val); 2380254130Skib if (error == 0) { 2381254130Skib ITS_CP(val, val32); 2382254130Skib error = copyout(&val32, uap->value, sizeof(val32)); 2383254130Skib } 2384254130Skib return (error); 2385254130Skib} 2386254130Skib 2387254130Skibint 2388254664Skibfreebsd32_clock_getcpuclockid2(struct thread *td, 2389254664Skib struct freebsd32_clock_getcpuclockid2_args *uap) 2390254664Skib{ 2391254664Skib clockid_t clk_id; 2392254664Skib int error; 2393254664Skib 2394254664Skib error = kern_clock_getcpuclockid2(td, PAIR32TO64(id_t, uap->id), 2395254664Skib uap->which, &clk_id); 2396254664Skib if (error == 0) 2397254664Skib error = copyout(&clk_id, uap->clock_id, sizeof(clockid_t)); 2398254664Skib return (error); 2399254664Skib} 2400254664Skib 2401254664Skibint 2402162551Sdavidxufreebsd32_thr_new(struct thread *td, 2403162551Sdavidxu struct freebsd32_thr_new_args *uap) 2404162551Sdavidxu{ 2405162551Sdavidxu struct thr_param32 param32; 2406162551Sdavidxu struct thr_param param; 2407162551Sdavidxu int error; 2408162551Sdavidxu 2409162551Sdavidxu if (uap->param_size < 0 || 2410162551Sdavidxu uap->param_size > sizeof(struct thr_param32)) 2411162551Sdavidxu return (EINVAL); 2412162551Sdavidxu bzero(¶m, sizeof(struct thr_param)); 2413162551Sdavidxu bzero(¶m32, sizeof(struct thr_param32)); 2414162551Sdavidxu error = copyin(uap->param, ¶m32, uap->param_size); 2415162551Sdavidxu if (error != 0) 2416162551Sdavidxu return (error); 2417162551Sdavidxu param.start_func = PTRIN(param32.start_func); 2418162551Sdavidxu param.arg = PTRIN(param32.arg); 2419162551Sdavidxu param.stack_base = PTRIN(param32.stack_base); 2420162551Sdavidxu param.stack_size = param32.stack_size; 2421162551Sdavidxu param.tls_base = PTRIN(param32.tls_base); 2422162551Sdavidxu param.tls_size = param32.tls_size; 2423162551Sdavidxu param.child_tid = PTRIN(param32.child_tid); 2424162551Sdavidxu param.parent_tid = PTRIN(param32.parent_tid); 2425162551Sdavidxu param.flags = param32.flags; 2426162551Sdavidxu param.rtp = PTRIN(param32.rtp); 2427162551Sdavidxu param.spare[0] = PTRIN(param32.spare[0]); 2428162551Sdavidxu param.spare[1] = PTRIN(param32.spare[1]); 2429162551Sdavidxu param.spare[2] = PTRIN(param32.spare[2]); 2430162551Sdavidxu 2431162551Sdavidxu return (kern_thr_new(td, ¶m)); 2432162551Sdavidxu} 2433162551Sdavidxu 2434162551Sdavidxuint 2435162551Sdavidxufreebsd32_thr_suspend(struct thread *td, struct freebsd32_thr_suspend_args *uap) 2436162551Sdavidxu{ 2437162551Sdavidxu struct timespec32 ts32; 2438162551Sdavidxu struct timespec ts, *tsp; 2439162551Sdavidxu int error; 2440162551Sdavidxu 2441162551Sdavidxu error = 0; 2442162551Sdavidxu tsp = NULL; 2443162551Sdavidxu if (uap->timeout != NULL) { 2444162551Sdavidxu error = copyin((const void *)uap->timeout, (void *)&ts32, 2445162551Sdavidxu sizeof(struct timespec32)); 2446162551Sdavidxu if (error != 0) 2447162551Sdavidxu return (error); 2448162551Sdavidxu ts.tv_sec = ts32.tv_sec; 2449162551Sdavidxu ts.tv_nsec = ts32.tv_nsec; 2450162551Sdavidxu tsp = &ts; 2451162551Sdavidxu } 2452162551Sdavidxu return (kern_thr_suspend(td, tsp)); 2453162551Sdavidxu} 2454162551Sdavidxu 2455163018Sdavidxuvoid 2456209687Skibsiginfo_to_siginfo32(const siginfo_t *src, struct siginfo32 *dst) 2457163018Sdavidxu{ 2458163018Sdavidxu bzero(dst, sizeof(*dst)); 2459163018Sdavidxu dst->si_signo = src->si_signo; 2460163018Sdavidxu dst->si_errno = src->si_errno; 2461163018Sdavidxu dst->si_code = src->si_code; 2462163018Sdavidxu dst->si_pid = src->si_pid; 2463163018Sdavidxu dst->si_uid = src->si_uid; 2464163018Sdavidxu dst->si_status = src->si_status; 2465184829Speter dst->si_addr = (uintptr_t)src->si_addr; 2466254029Skib dst->si_value.sival_int = src->si_value.sival_int; 2467163018Sdavidxu dst->si_timerid = src->si_timerid; 2468163018Sdavidxu dst->si_overrun = src->si_overrun; 2469163018Sdavidxu} 2470163018Sdavidxu 2471163018Sdavidxuint 2472163018Sdavidxufreebsd32_sigtimedwait(struct thread *td, struct freebsd32_sigtimedwait_args *uap) 2473163018Sdavidxu{ 2474163018Sdavidxu struct timespec32 ts32; 2475163018Sdavidxu struct timespec ts; 2476163018Sdavidxu struct timespec *timeout; 2477163018Sdavidxu sigset_t set; 2478163018Sdavidxu ksiginfo_t ksi; 2479163018Sdavidxu struct siginfo32 si32; 2480163018Sdavidxu int error; 2481163018Sdavidxu 2482163018Sdavidxu if (uap->timeout) { 2483163018Sdavidxu error = copyin(uap->timeout, &ts32, sizeof(ts32)); 2484163018Sdavidxu if (error) 2485163018Sdavidxu return (error); 2486163018Sdavidxu ts.tv_sec = ts32.tv_sec; 2487163018Sdavidxu ts.tv_nsec = ts32.tv_nsec; 2488163018Sdavidxu timeout = &ts; 2489163018Sdavidxu } else 2490163018Sdavidxu timeout = NULL; 2491163018Sdavidxu 2492163018Sdavidxu error = copyin(uap->set, &set, sizeof(set)); 2493163018Sdavidxu if (error) 2494163018Sdavidxu return (error); 2495163018Sdavidxu 2496163018Sdavidxu error = kern_sigtimedwait(td, set, &ksi, timeout); 2497163018Sdavidxu if (error) 2498163018Sdavidxu return (error); 2499163018Sdavidxu 2500163018Sdavidxu if (uap->info) { 2501163018Sdavidxu siginfo_to_siginfo32(&ksi.ksi_info, &si32); 2502163018Sdavidxu error = copyout(&si32, uap->info, sizeof(struct siginfo32)); 2503163018Sdavidxu } 2504163018Sdavidxu 2505163018Sdavidxu if (error == 0) 2506163018Sdavidxu td->td_retval[0] = ksi.ksi_signo; 2507163018Sdavidxu return (error); 2508163018Sdavidxu} 2509163018Sdavidxu 2510163018Sdavidxu/* 2511163018Sdavidxu * MPSAFE 2512163018Sdavidxu */ 2513163018Sdavidxuint 2514163018Sdavidxufreebsd32_sigwaitinfo(struct thread *td, struct freebsd32_sigwaitinfo_args *uap) 2515163018Sdavidxu{ 2516163018Sdavidxu ksiginfo_t ksi; 2517163018Sdavidxu struct siginfo32 si32; 2518163018Sdavidxu sigset_t set; 2519163018Sdavidxu int error; 2520163018Sdavidxu 2521163018Sdavidxu error = copyin(uap->set, &set, sizeof(set)); 2522163018Sdavidxu if (error) 2523163018Sdavidxu return (error); 2524163018Sdavidxu 2525163018Sdavidxu error = kern_sigtimedwait(td, set, &ksi, NULL); 2526163018Sdavidxu if (error) 2527163018Sdavidxu return (error); 2528163018Sdavidxu 2529163018Sdavidxu if (uap->info) { 2530163018Sdavidxu siginfo_to_siginfo32(&ksi.ksi_info, &si32); 2531163018Sdavidxu error = copyout(&si32, uap->info, sizeof(struct siginfo32)); 2532163018Sdavidxu } 2533163018Sdavidxu if (error == 0) 2534163018Sdavidxu td->td_retval[0] = ksi.ksi_signo; 2535163018Sdavidxu return (error); 2536163018Sdavidxu} 2537163018Sdavidxu 2538180433Sbrooksint 2539180433Sbrooksfreebsd32_cpuset_setid(struct thread *td, 2540180433Sbrooks struct freebsd32_cpuset_setid_args *uap) 2541180433Sbrooks{ 2542180433Sbrooks struct cpuset_setid_args ap; 2543180433Sbrooks 2544180433Sbrooks ap.which = uap->which; 2545205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2546180433Sbrooks ap.setid = uap->setid; 2547180433Sbrooks 2548225617Skmacy return (sys_cpuset_setid(td, &ap)); 2549180433Sbrooks} 2550180433Sbrooks 2551180433Sbrooksint 2552180433Sbrooksfreebsd32_cpuset_getid(struct thread *td, 2553180433Sbrooks struct freebsd32_cpuset_getid_args *uap) 2554180433Sbrooks{ 2555180433Sbrooks struct cpuset_getid_args ap; 2556180433Sbrooks 2557180433Sbrooks ap.level = uap->level; 2558180433Sbrooks ap.which = uap->which; 2559205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2560180433Sbrooks ap.setid = uap->setid; 2561180433Sbrooks 2562225617Skmacy return (sys_cpuset_getid(td, &ap)); 2563180433Sbrooks} 2564180433Sbrooks 2565180433Sbrooksint 2566180433Sbrooksfreebsd32_cpuset_getaffinity(struct thread *td, 2567180433Sbrooks struct freebsd32_cpuset_getaffinity_args *uap) 2568180433Sbrooks{ 2569180433Sbrooks struct cpuset_getaffinity_args ap; 2570180433Sbrooks 2571180433Sbrooks ap.level = uap->level; 2572180433Sbrooks ap.which = uap->which; 2573205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2574180433Sbrooks ap.cpusetsize = uap->cpusetsize; 2575180433Sbrooks ap.mask = uap->mask; 2576180433Sbrooks 2577225617Skmacy return (sys_cpuset_getaffinity(td, &ap)); 2578180433Sbrooks} 2579180433Sbrooks 2580180433Sbrooksint 2581180433Sbrooksfreebsd32_cpuset_setaffinity(struct thread *td, 2582180433Sbrooks struct freebsd32_cpuset_setaffinity_args *uap) 2583180433Sbrooks{ 2584180433Sbrooks struct cpuset_setaffinity_args ap; 2585180433Sbrooks 2586180433Sbrooks ap.level = uap->level; 2587180433Sbrooks ap.which = uap->which; 2588205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2589180433Sbrooks ap.cpusetsize = uap->cpusetsize; 2590180433Sbrooks ap.mask = uap->mask; 2591180433Sbrooks 2592225617Skmacy return (sys_cpuset_setaffinity(td, &ap)); 2593180433Sbrooks} 2594180433Sbrooks 2595183188Sobrienint 2596183188Sobrienfreebsd32_nmount(struct thread *td, 2597183188Sobrien struct freebsd32_nmount_args /* { 2598183188Sobrien struct iovec *iovp; 2599183188Sobrien unsigned int iovcnt; 2600183188Sobrien int flags; 2601183188Sobrien } */ *uap) 2602183188Sobrien{ 2603183188Sobrien struct uio *auio; 2604230725Smckusick uint64_t flags; 2605189290Sjamie int error; 2606183188Sobrien 2607230725Smckusick /* 2608230725Smckusick * Mount flags are now 64-bits. On 32-bit archtectures only 2609230725Smckusick * 32-bits are passed in, but from here on everything handles 2610230725Smckusick * 64-bit flags correctly. 2611230725Smckusick */ 2612230725Smckusick flags = uap->flags; 2613183188Sobrien 2614230725Smckusick AUDIT_ARG_FFLAGS(flags); 2615230725Smckusick 2616183188Sobrien /* 2617183188Sobrien * Filter out MNT_ROOTFS. We do not want clients of nmount() in 2618183188Sobrien * userspace to set this flag, but we must filter it out if we want 2619183188Sobrien * MNT_UPDATE on the root file system to work. 2620215747Spluknet * MNT_ROOTFS should only be set by the kernel when mounting its 2621215747Spluknet * root file system. 2622183188Sobrien */ 2623230725Smckusick flags &= ~MNT_ROOTFS; 2624183188Sobrien 2625183188Sobrien /* 2626183188Sobrien * check that we have an even number of iovec's 2627183188Sobrien * and that we have at least two options. 2628183188Sobrien */ 2629183188Sobrien if ((uap->iovcnt & 1) || (uap->iovcnt < 4)) 2630183188Sobrien return (EINVAL); 2631183188Sobrien 2632183188Sobrien error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 2633183188Sobrien if (error) 2634183188Sobrien return (error); 2635230725Smckusick error = vfs_donmount(td, flags, auio); 2636183188Sobrien 2637183188Sobrien free(auio, M_IOV); 2638183188Sobrien return error; 2639183188Sobrien} 2640183188Sobrien 2641100384Speter#if 0 2642100384Speterint 2643119333Speterfreebsd32_xxx(struct thread *td, struct freebsd32_xxx_args *uap) 2644100384Speter{ 2645100384Speter struct yyy32 *p32, s32; 2646100384Speter struct yyy *p = NULL, s; 2647183044Sobrien struct xxx_arg ap; 2648183044Sobrien int error; 2649100384Speter 2650147654Sjhb if (uap->zzz) { 2651147654Sjhb error = copyin(uap->zzz, &s32, sizeof(s32)); 2652100384Speter if (error) 2653100384Speter return (error); 2654100384Speter /* translate in */ 2655147654Sjhb p = &s; 2656100384Speter } 2657147654Sjhb error = kern_xxx(td, p); 2658100384Speter if (error) 2659100384Speter return (error); 2660147654Sjhb if (uap->zzz) { 2661100384Speter /* translate out */ 2662100384Speter error = copyout(&s32, p32, sizeof(s32)); 2663100384Speter } 2664100384Speter return (error); 2665100384Speter} 2666100384Speter#endif 2667183365Sjhb 2668183365Sjhbint 2669183365Sjhbsyscall32_register(int *offset, struct sysent *new_sysent, 2670183365Sjhb struct sysent *old_sysent) 2671183365Sjhb{ 2672183365Sjhb if (*offset == NO_SYSCALL) { 2673183365Sjhb int i; 2674183365Sjhb 2675183365Sjhb for (i = 1; i < SYS_MAXSYSCALL; ++i) 2676183365Sjhb if (freebsd32_sysent[i].sy_call == 2677183365Sjhb (sy_call_t *)lkmnosys) 2678183365Sjhb break; 2679183365Sjhb if (i == SYS_MAXSYSCALL) 2680183365Sjhb return (ENFILE); 2681183365Sjhb *offset = i; 2682183365Sjhb } else if (*offset < 0 || *offset >= SYS_MAXSYSCALL) 2683183365Sjhb return (EINVAL); 2684183365Sjhb else if (freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmnosys && 2685183365Sjhb freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmressys) 2686183365Sjhb return (EEXIST); 2687183365Sjhb 2688183365Sjhb *old_sysent = freebsd32_sysent[*offset]; 2689183365Sjhb freebsd32_sysent[*offset] = *new_sysent; 2690183365Sjhb return 0; 2691183365Sjhb} 2692183365Sjhb 2693183365Sjhbint 2694183365Sjhbsyscall32_deregister(int *offset, struct sysent *old_sysent) 2695183365Sjhb{ 2696183365Sjhb 2697183365Sjhb if (*offset) 2698183365Sjhb freebsd32_sysent[*offset] = *old_sysent; 2699183365Sjhb return 0; 2700183365Sjhb} 2701183365Sjhb 2702183365Sjhbint 2703183365Sjhbsyscall32_module_handler(struct module *mod, int what, void *arg) 2704183365Sjhb{ 2705183365Sjhb struct syscall_module_data *data = (struct syscall_module_data*)arg; 2706183365Sjhb modspecific_t ms; 2707183365Sjhb int error; 2708183365Sjhb 2709183365Sjhb switch (what) { 2710183365Sjhb case MOD_LOAD: 2711183365Sjhb error = syscall32_register(data->offset, data->new_sysent, 2712183365Sjhb &data->old_sysent); 2713183365Sjhb if (error) { 2714183365Sjhb /* Leave a mark so we know to safely unload below. */ 2715183365Sjhb data->offset = NULL; 2716183365Sjhb return error; 2717183365Sjhb } 2718183365Sjhb ms.intval = *data->offset; 2719183365Sjhb MOD_XLOCK; 2720183365Sjhb module_setspecific(mod, &ms); 2721183365Sjhb MOD_XUNLOCK; 2722183365Sjhb if (data->chainevh) 2723183365Sjhb error = data->chainevh(mod, what, data->chainarg); 2724183365Sjhb return (error); 2725183365Sjhb case MOD_UNLOAD: 2726183365Sjhb /* 2727183365Sjhb * MOD_LOAD failed, so just return without calling the 2728183365Sjhb * chained handler since we didn't pass along the MOD_LOAD 2729183365Sjhb * event. 2730183365Sjhb */ 2731183365Sjhb if (data->offset == NULL) 2732183365Sjhb return (0); 2733183365Sjhb if (data->chainevh) { 2734183365Sjhb error = data->chainevh(mod, what, data->chainarg); 2735183365Sjhb if (error) 2736183365Sjhb return (error); 2737183365Sjhb } 2738185589Sjhb error = syscall32_deregister(data->offset, &data->old_sysent); 2739183365Sjhb return (error); 2740183365Sjhb default: 2741183365Sjhb error = EOPNOTSUPP; 2742183365Sjhb if (data->chainevh) 2743183365Sjhb error = data->chainevh(mod, what, data->chainarg); 2744183365Sjhb return (error); 2745183365Sjhb } 2746183365Sjhb} 2747205014Snwhitehorn 2748205321Skibint 2749205321Skibsyscall32_helper_register(struct syscall_helper_data *sd) 2750205321Skib{ 2751205321Skib struct syscall_helper_data *sd1; 2752205321Skib int error; 2753205321Skib 2754205321Skib for (sd1 = sd; sd1->syscall_no != NO_SYSCALL; sd1++) { 2755205321Skib error = syscall32_register(&sd1->syscall_no, &sd1->new_sysent, 2756205321Skib &sd1->old_sysent); 2757205321Skib if (error != 0) { 2758205321Skib syscall32_helper_unregister(sd); 2759205321Skib return (error); 2760205321Skib } 2761205321Skib sd1->registered = 1; 2762205321Skib } 2763205321Skib return (0); 2764205321Skib} 2765205321Skib 2766205321Skibint 2767205321Skibsyscall32_helper_unregister(struct syscall_helper_data *sd) 2768205321Skib{ 2769205321Skib struct syscall_helper_data *sd1; 2770205321Skib 2771205321Skib for (sd1 = sd; sd1->registered != 0; sd1++) { 2772205321Skib syscall32_deregister(&sd1->syscall_no, &sd1->old_sysent); 2773205321Skib sd1->registered = 0; 2774205321Skib } 2775205321Skib return (0); 2776205321Skib} 2777205321Skib 2778205014Snwhitehornregister_t * 2779205014Snwhitehornfreebsd32_copyout_strings(struct image_params *imgp) 2780205014Snwhitehorn{ 2781211412Skib int argc, envc, i; 2782205014Snwhitehorn u_int32_t *vectp; 2783205014Snwhitehorn char *stringp, *destp; 2784205014Snwhitehorn u_int32_t *stack_base; 2785205014Snwhitehorn struct freebsd32_ps_strings *arginfo; 2786211412Skib char canary[sizeof(long) * 8]; 2787211412Skib int32_t pagesizes32[MAXPAGESIZES]; 2788205014Snwhitehorn size_t execpath_len; 2789205014Snwhitehorn int szsigcode; 2790205014Snwhitehorn 2791205014Snwhitehorn /* 2792205014Snwhitehorn * Calculate string base and vector table pointers. 2793205014Snwhitehorn * Also deal with signal trampoline code for this exec type. 2794205014Snwhitehorn */ 2795205014Snwhitehorn if (imgp->execpath != NULL && imgp->auxargs != NULL) 2796205014Snwhitehorn execpath_len = strlen(imgp->execpath) + 1; 2797205014Snwhitehorn else 2798205014Snwhitehorn execpath_len = 0; 2799211006Skib arginfo = (struct freebsd32_ps_strings *)curproc->p_sysent-> 2800211006Skib sv_psstrings; 2801217151Skib if (imgp->proc->p_sysent->sv_sigcode_base == 0) 2802217151Skib szsigcode = *(imgp->proc->p_sysent->sv_szsigcode); 2803217151Skib else 2804217151Skib szsigcode = 0; 2805205014Snwhitehorn destp = (caddr_t)arginfo - szsigcode - SPARE_USRSPACE - 2806211412Skib roundup(execpath_len, sizeof(char *)) - 2807211412Skib roundup(sizeof(canary), sizeof(char *)) - 2808211412Skib roundup(sizeof(pagesizes32), sizeof(char *)) - 2809211412Skib roundup((ARG_MAX - imgp->args->stringspace), sizeof(char *)); 2810205014Snwhitehorn 2811205014Snwhitehorn /* 2812205014Snwhitehorn * install sigcode 2813205014Snwhitehorn */ 2814217151Skib if (szsigcode != 0) 2815205014Snwhitehorn copyout(imgp->proc->p_sysent->sv_sigcode, 2816205014Snwhitehorn ((caddr_t)arginfo - szsigcode), szsigcode); 2817205014Snwhitehorn 2818205014Snwhitehorn /* 2819205014Snwhitehorn * Copy the image path for the rtld. 2820205014Snwhitehorn */ 2821205014Snwhitehorn if (execpath_len != 0) { 2822205014Snwhitehorn imgp->execpathp = (uintptr_t)arginfo - szsigcode - execpath_len; 2823205014Snwhitehorn copyout(imgp->execpath, (void *)imgp->execpathp, 2824205014Snwhitehorn execpath_len); 2825205014Snwhitehorn } 2826205014Snwhitehorn 2827205014Snwhitehorn /* 2828211412Skib * Prepare the canary for SSP. 2829211412Skib */ 2830211412Skib arc4rand(canary, sizeof(canary), 0); 2831211412Skib imgp->canary = (uintptr_t)arginfo - szsigcode - execpath_len - 2832211412Skib sizeof(canary); 2833211412Skib copyout(canary, (void *)imgp->canary, sizeof(canary)); 2834211412Skib imgp->canarylen = sizeof(canary); 2835211412Skib 2836211412Skib /* 2837211412Skib * Prepare the pagesizes array. 2838211412Skib */ 2839211412Skib for (i = 0; i < MAXPAGESIZES; i++) 2840211412Skib pagesizes32[i] = (uint32_t)pagesizes[i]; 2841211412Skib imgp->pagesizes = (uintptr_t)arginfo - szsigcode - execpath_len - 2842211412Skib roundup(sizeof(canary), sizeof(char *)) - sizeof(pagesizes32); 2843211412Skib copyout(pagesizes32, (void *)imgp->pagesizes, sizeof(pagesizes32)); 2844211412Skib imgp->pagesizeslen = sizeof(pagesizes32); 2845211412Skib 2846211412Skib /* 2847205014Snwhitehorn * If we have a valid auxargs ptr, prepare some room 2848205014Snwhitehorn * on the stack. 2849205014Snwhitehorn */ 2850205014Snwhitehorn if (imgp->auxargs) { 2851205014Snwhitehorn /* 2852205014Snwhitehorn * 'AT_COUNT*2' is size for the ELF Auxargs data. This is for 2853205014Snwhitehorn * lower compatibility. 2854205014Snwhitehorn */ 2855205014Snwhitehorn imgp->auxarg_size = (imgp->auxarg_size) ? imgp->auxarg_size 2856205014Snwhitehorn : (AT_COUNT * 2); 2857205014Snwhitehorn /* 2858205014Snwhitehorn * The '+ 2' is for the null pointers at the end of each of 2859205014Snwhitehorn * the arg and env vector sets,and imgp->auxarg_size is room 2860205014Snwhitehorn * for argument of Runtime loader. 2861205014Snwhitehorn */ 2862205014Snwhitehorn vectp = (u_int32_t *) (destp - (imgp->args->argc + 2863205014Snwhitehorn imgp->args->envc + 2 + imgp->auxarg_size + execpath_len) * 2864205014Snwhitehorn sizeof(u_int32_t)); 2865205014Snwhitehorn } else 2866205014Snwhitehorn /* 2867205014Snwhitehorn * The '+ 2' is for the null pointers at the end of each of 2868205014Snwhitehorn * the arg and env vector sets 2869205014Snwhitehorn */ 2870205014Snwhitehorn vectp = (u_int32_t *) 2871205014Snwhitehorn (destp - (imgp->args->argc + imgp->args->envc + 2) * sizeof(u_int32_t)); 2872205014Snwhitehorn 2873205014Snwhitehorn /* 2874205014Snwhitehorn * vectp also becomes our initial stack base 2875205014Snwhitehorn */ 2876205014Snwhitehorn stack_base = vectp; 2877205014Snwhitehorn 2878205014Snwhitehorn stringp = imgp->args->begin_argv; 2879205014Snwhitehorn argc = imgp->args->argc; 2880205014Snwhitehorn envc = imgp->args->envc; 2881205014Snwhitehorn /* 2882205014Snwhitehorn * Copy out strings - arguments and environment. 2883205014Snwhitehorn */ 2884205014Snwhitehorn copyout(stringp, destp, ARG_MAX - imgp->args->stringspace); 2885205014Snwhitehorn 2886205014Snwhitehorn /* 2887205014Snwhitehorn * Fill in "ps_strings" struct for ps, w, etc. 2888205014Snwhitehorn */ 2889205014Snwhitehorn suword32(&arginfo->ps_argvstr, (u_int32_t)(intptr_t)vectp); 2890205014Snwhitehorn suword32(&arginfo->ps_nargvstr, argc); 2891205014Snwhitehorn 2892205014Snwhitehorn /* 2893205014Snwhitehorn * Fill in argument portion of vector table. 2894205014Snwhitehorn */ 2895205014Snwhitehorn for (; argc > 0; --argc) { 2896205014Snwhitehorn suword32(vectp++, (u_int32_t)(intptr_t)destp); 2897205014Snwhitehorn while (*stringp++ != 0) 2898205014Snwhitehorn destp++; 2899205014Snwhitehorn destp++; 2900205014Snwhitehorn } 2901205014Snwhitehorn 2902205014Snwhitehorn /* a null vector table pointer separates the argp's from the envp's */ 2903205014Snwhitehorn suword32(vectp++, 0); 2904205014Snwhitehorn 2905205014Snwhitehorn suword32(&arginfo->ps_envstr, (u_int32_t)(intptr_t)vectp); 2906205014Snwhitehorn suword32(&arginfo->ps_nenvstr, envc); 2907205014Snwhitehorn 2908205014Snwhitehorn /* 2909205014Snwhitehorn * Fill in environment portion of vector table. 2910205014Snwhitehorn */ 2911205014Snwhitehorn for (; envc > 0; --envc) { 2912205014Snwhitehorn suword32(vectp++, (u_int32_t)(intptr_t)destp); 2913205014Snwhitehorn while (*stringp++ != 0) 2914205014Snwhitehorn destp++; 2915205014Snwhitehorn destp++; 2916205014Snwhitehorn } 2917205014Snwhitehorn 2918205014Snwhitehorn /* end of vector table is a null pointer */ 2919205014Snwhitehorn suword32(vectp, 0); 2920205014Snwhitehorn 2921205014Snwhitehorn return ((register_t *)stack_base); 2922205014Snwhitehorn} 2923205014Snwhitehorn 2924220158Skibint 2925220158Skibfreebsd32_kldstat(struct thread *td, struct freebsd32_kldstat_args *uap) 2926220158Skib{ 2927220158Skib struct kld_file_stat stat; 2928220158Skib struct kld32_file_stat stat32; 2929220158Skib int error, version; 2930220158Skib 2931220158Skib if ((error = copyin(&uap->stat->version, &version, sizeof(version))) 2932220158Skib != 0) 2933220158Skib return (error); 2934220158Skib if (version != sizeof(struct kld32_file_stat_1) && 2935220158Skib version != sizeof(struct kld32_file_stat)) 2936220158Skib return (EINVAL); 2937220158Skib 2938220158Skib error = kern_kldstat(td, uap->fileid, &stat); 2939220158Skib if (error != 0) 2940220158Skib return (error); 2941220158Skib 2942220158Skib bcopy(&stat.name[0], &stat32.name[0], sizeof(stat.name)); 2943220158Skib CP(stat, stat32, refs); 2944220158Skib CP(stat, stat32, id); 2945220158Skib PTROUT_CP(stat, stat32, address); 2946220158Skib CP(stat, stat32, size); 2947220158Skib bcopy(&stat.pathname[0], &stat32.pathname[0], sizeof(stat.pathname)); 2948220158Skib return (copyout(&stat32, uap->stat, version)); 2949220158Skib} 2950220791Smdf 2951220791Smdfint 2952220791Smdffreebsd32_posix_fallocate(struct thread *td, 2953220791Smdf struct freebsd32_posix_fallocate_args *uap) 2954220791Smdf{ 2955220791Smdf 2956261561Skib td->td_retval[0] = kern_posix_fallocate(td, uap->fd, 2957261561Skib PAIR32TO64(off_t, uap->offset), PAIR32TO64(off_t, uap->len)); 2958261561Skib return (0); 2959220791Smdf} 2960229723Sjhb 2961229723Sjhbint 2962229723Sjhbfreebsd32_posix_fadvise(struct thread *td, 2963229723Sjhb struct freebsd32_posix_fadvise_args *uap) 2964229723Sjhb{ 2965229723Sjhb 2966261561Skib td->td_retval[0] = kern_posix_fadvise(td, uap->fd, 2967261561Skib PAIR32TO64(off_t, uap->offset), PAIR32TO64(off_t, uap->len), 2968261561Skib uap->advice); 2969261561Skib return (0); 2970229723Sjhb} 2971254125Skib 2972254125Skibint 2973254125Skibconvert_sigevent32(struct sigevent32 *sig32, struct sigevent *sig) 2974254125Skib{ 2975254125Skib 2976254125Skib CP(*sig32, *sig, sigev_notify); 2977254125Skib switch (sig->sigev_notify) { 2978254125Skib case SIGEV_NONE: 2979254125Skib break; 2980254125Skib case SIGEV_THREAD_ID: 2981254125Skib CP(*sig32, *sig, sigev_notify_thread_id); 2982254125Skib /* FALLTHROUGH */ 2983254125Skib case SIGEV_SIGNAL: 2984254125Skib CP(*sig32, *sig, sigev_signo); 2985254125Skib PTRIN_CP(*sig32, *sig, sigev_value.sival_ptr); 2986254125Skib break; 2987254125Skib case SIGEV_KEVENT: 2988254125Skib CP(*sig32, *sig, sigev_notify_kqueue); 2989254125Skib CP(*sig32, *sig, sigev_notify_kevent_flags); 2990254125Skib PTRIN_CP(*sig32, *sig, sigev_value.sival_ptr); 2991254125Skib break; 2992254125Skib default: 2993254125Skib return (EINVAL); 2994254125Skib } 2995254125Skib return (0); 2996254125Skib} 2997260208Sjhb 2998260208Sjhbint 2999260208Sjhbfreebsd32_procctl(struct thread *td, struct freebsd32_procctl_args *uap) 3000260208Sjhb{ 3001260208Sjhb void *data; 3002260208Sjhb int error, flags; 3003260208Sjhb 3004260208Sjhb switch (uap->com) { 3005260208Sjhb case PROC_SPROTECT: 3006260208Sjhb error = copyin(PTRIN(uap->data), &flags, sizeof(flags)); 3007260208Sjhb if (error) 3008260208Sjhb return (error); 3009260208Sjhb data = &flags; 3010260208Sjhb break; 3011260208Sjhb default: 3012260208Sjhb return (EINVAL); 3013260208Sjhb } 3014260208Sjhb return (kern_procctl(td, uap->idtype, PAIR32TO64(id_t, uap->id), 3015260208Sjhb uap->com, data)); 3016260208Sjhb} 3017