freebsd32_misc.c revision 255708
1100384Speter/*- 2100384Speter * Copyright (c) 2002 Doug Rabson 3100384Speter * All rights reserved. 4100384Speter * 5100384Speter * Redistribution and use in source and binary forms, with or without 6100384Speter * modification, are permitted provided that the following conditions 7100384Speter * are met: 8100384Speter * 1. Redistributions of source code must retain the above copyright 9100384Speter * notice, this list of conditions and the following disclaimer. 10100384Speter * 2. Redistributions in binary form must reproduce the above copyright 11100384Speter * notice, this list of conditions and the following disclaimer in the 12100384Speter * documentation and/or other materials provided with the distribution. 13100384Speter * 14100384Speter * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15100384Speter * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16100384Speter * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17100384Speter * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18100384Speter * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19100384Speter * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20100384Speter * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21100384Speter * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22100384Speter * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23100384Speter * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24100384Speter * SUCH DAMAGE. 25100384Speter */ 26100384Speter 27118031Sobrien#include <sys/cdefs.h> 28118031Sobrien__FBSDID("$FreeBSD: head/sys/compat/freebsd32/freebsd32_misc.c 255708 2013-09-19 18:53:42Z jhb $"); 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> 38254356Sglebius#include <sys/capability.h> 39162954Sphk#include <sys/clock.h> 40100384Speter#include <sys/exec.h> 41100384Speter#include <sys/fcntl.h> 42100384Speter#include <sys/filedesc.h> 43100384Speter#include <sys/imgact.h> 44185435Sbz#include <sys/jail.h> 45100384Speter#include <sys/kernel.h> 46161343Sjkim#include <sys/limits.h> 47220158Skib#include <sys/linker.h> 48100384Speter#include <sys/lock.h> 49100384Speter#include <sys/malloc.h> 50100384Speter#include <sys/file.h> /* Must come after sys/malloc.h */ 51205014Snwhitehorn#include <sys/imgact.h> 52151909Sps#include <sys/mbuf.h> 53100384Speter#include <sys/mman.h> 54100384Speter#include <sys/module.h> 55100384Speter#include <sys/mount.h> 56100384Speter#include <sys/mutex.h> 57183044Sobrien#include <sys/namei.h> 58100384Speter#include <sys/proc.h> 59255708Sjhb#include <sys/procctl.h> 60100384Speter#include <sys/reboot.h> 61100384Speter#include <sys/resource.h> 62100384Speter#include <sys/resourcevar.h> 63100384Speter#include <sys/selinfo.h> 64146950Sps#include <sys/eventvar.h> /* Must come after sys/selinfo.h */ 65100384Speter#include <sys/pipe.h> /* Must come after sys/selinfo.h */ 66100384Speter#include <sys/signal.h> 67100384Speter#include <sys/signalvar.h> 68100384Speter#include <sys/socket.h> 69100384Speter#include <sys/socketvar.h> 70100384Speter#include <sys/stat.h> 71150883Sjhb#include <sys/syscall.h> 72113859Sjhb#include <sys/syscallsubr.h> 73100384Speter#include <sys/sysctl.h> 74100384Speter#include <sys/sysent.h> 75100384Speter#include <sys/sysproto.h> 76183044Sobrien#include <sys/systm.h> 77162551Sdavidxu#include <sys/thr.h> 78100384Speter#include <sys/unistd.h> 79162551Sdavidxu#include <sys/ucontext.h> 80100384Speter#include <sys/vnode.h> 81127140Sjhb#include <sys/wait.h> 82157285Sps#include <sys/ipc.h> 83174381Sjhb#include <sys/msg.h> 84174381Sjhb#include <sys/sem.h> 85157285Sps#include <sys/shm.h> 86100384Speter 87191673Sjamie#ifdef INET 88191673Sjamie#include <netinet/in.h> 89191673Sjamie#endif 90191673Sjamie 91100384Speter#include <vm/vm.h> 92100384Speter#include <vm/vm_param.h> 93100384Speter#include <vm/pmap.h> 94100384Speter#include <vm/vm_map.h> 95100384Speter#include <vm/vm_object.h> 96100384Speter#include <vm/vm_extern.h> 97100384Speter 98151582Sps#include <machine/cpu.h> 99205014Snwhitehorn#include <machine/elf.h> 100151582Sps 101183188Sobrien#include <security/audit/audit.h> 102183188Sobrien 103119333Speter#include <compat/freebsd32/freebsd32_util.h> 104119333Speter#include <compat/freebsd32/freebsd32.h> 105174380Sjhb#include <compat/freebsd32/freebsd32_ipc.h> 106254490Spjd#include <compat/freebsd32/freebsd32_misc.h> 107163018Sdavidxu#include <compat/freebsd32/freebsd32_signal.h> 108119333Speter#include <compat/freebsd32/freebsd32_proto.h> 109100384Speter 110251198SobrienFEATURE(compat_freebsd_32bit, "Compatible with 32-bit FreeBSD"); 111251198Sobrien 112232449Sjmallett#ifndef __mips__ 113121719SpeterCTASSERT(sizeof(struct timeval32) == 8); 114121719SpeterCTASSERT(sizeof(struct timespec32) == 8); 115174377SjhbCTASSERT(sizeof(struct itimerval32) == 16); 116232449Sjmallett#endif 117121719SpeterCTASSERT(sizeof(struct statfs32) == 256); 118232449Sjmallett#ifndef __mips__ 119121719SpeterCTASSERT(sizeof(struct rusage32) == 72); 120232449Sjmallett#endif 121174377SjhbCTASSERT(sizeof(struct sigaltstack32) == 12); 122174377SjhbCTASSERT(sizeof(struct kevent32) == 20); 123174377SjhbCTASSERT(sizeof(struct iovec32) == 8); 124174377SjhbCTASSERT(sizeof(struct msghdr32) == 28); 125232449Sjmallett#ifndef __mips__ 126174377SjhbCTASSERT(sizeof(struct stat32) == 96); 127232449Sjmallett#endif 128174377SjhbCTASSERT(sizeof(struct sigaction32) == 24); 129121719Speter 130174377Sjhbstatic int freebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count); 131174377Sjhbstatic int freebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count); 132174377Sjhb 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 178242958Skibint 179242958Skibfreebsd32_wait6(struct thread *td, struct freebsd32_wait6_args *uap) 180242958Skib{ 181242958Skib struct wrusage32 wru32; 182242958Skib struct __wrusage wru, *wrup; 183242958Skib struct siginfo32 si32; 184242958Skib struct __siginfo si, *sip; 185242958Skib int error, status; 186242958Skib 187242958Skib if (uap->wrusage != NULL) 188242958Skib wrup = &wru; 189242958Skib else 190242958Skib wrup = NULL; 191242958Skib if (uap->info != NULL) { 192242958Skib sip = &si; 193242958Skib bzero(sip, sizeof(*sip)); 194242958Skib } else 195242958Skib sip = NULL; 196250853Skib error = kern_wait6(td, uap->idtype, PAIR32TO64(id_t, uap->id), 197250853Skib &status, uap->options, wrup, sip); 198242958Skib if (error != 0) 199242958Skib return (error); 200242958Skib if (uap->status != NULL) 201242958Skib error = copyout(&status, uap->status, sizeof(status)); 202242958Skib if (uap->wrusage != NULL && error == 0) { 203242958Skib freebsd32_rusage_out(&wru.wru_self, &wru32.wru_self); 204242958Skib freebsd32_rusage_out(&wru.wru_children, &wru32.wru_children); 205242958Skib error = copyout(&wru32, uap->wrusage, sizeof(wru32)); 206242958Skib } 207242958Skib if (uap->info != NULL && error == 0) { 208242958Skib siginfo_to_siginfo32 (&si, &si32); 209242958Skib error = copyout(&si32, uap->info, sizeof(si32)); 210242958Skib } 211242958Skib return (error); 212242958Skib} 213242958Skib 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); 452255426Sjhb rv = vm_map_find(map, NULL, 0, &addr, PAGE_SIZE, 0, 453255426Sjhb VMFS_NO_SPACE, prot, VM_PROT_ALL, 0); 454100384Speter if (rv != KERN_SUCCESS) 455100384Speter return (EINVAL); 456100384Speter } 457100384Speter 458100384Speter if (fd != -1) { 459100384Speter struct pread_args r; 460107849Salfred r.fd = fd; 461107849Salfred r.buf = (void *) start; 462107849Salfred r.nbyte = end - start; 463107849Salfred r.offset = pos; 464225617Skmacy return (sys_pread(td, &r)); 465100384Speter } else { 466100384Speter while (start < end) { 467100384Speter subyte((void *) start, 0); 468100384Speter start++; 469100384Speter } 470100384Speter return (0); 471100384Speter } 472100384Speter} 473114987Speter#endif 474100384Speter 475100384Speterint 476226349Smarcelfreebsd32_mprotect(struct thread *td, struct freebsd32_mprotect_args *uap) 477226349Smarcel{ 478226349Smarcel struct mprotect_args ap; 479226349Smarcel 480226353Smarcel ap.addr = PTRIN(uap->addr); 481226349Smarcel ap.len = uap->len; 482226349Smarcel ap.prot = uap->prot; 483226349Smarcel#if defined(__amd64__) || defined(__ia64__) 484226388Skib if (i386_read_exec && (ap.prot & PROT_READ) != 0) 485226349Smarcel ap.prot |= PROT_EXEC; 486226349Smarcel#endif 487226349Smarcel return (sys_mprotect(td, &ap)); 488226349Smarcel} 489226349Smarcel 490226349Smarcelint 491119333Speterfreebsd32_mmap(struct thread *td, struct freebsd32_mmap_args *uap) 492100384Speter{ 493100384Speter struct mmap_args ap; 494107849Salfred vm_offset_t addr = (vm_offset_t) uap->addr; 495107849Salfred vm_size_t len = uap->len; 496107849Salfred int prot = uap->prot; 497107849Salfred int flags = uap->flags; 498107849Salfred int fd = uap->fd; 499205014Snwhitehorn off_t pos = PAIR32TO64(off_t,uap->pos); 500114987Speter#ifdef __ia64__ 501100384Speter vm_size_t pageoff; 502100384Speter int error; 503100384Speter 504100384Speter /* 505100384Speter * Attempt to handle page size hassles. 506100384Speter */ 507100384Speter pageoff = (pos & PAGE_MASK); 508100384Speter if (flags & MAP_FIXED) { 509100384Speter vm_offset_t start, end; 510100384Speter start = addr; 511100384Speter end = addr + len; 512100384Speter 513100384Speter if (start != trunc_page(start)) { 514119333Speter error = freebsd32_mmap_partial(td, start, 515119333Speter round_page(start), prot, 516119333Speter fd, pos); 517100384Speter if (fd != -1) 518100384Speter pos += round_page(start) - start; 519100384Speter start = round_page(start); 520100384Speter } 521100384Speter if (end != round_page(end)) { 522100384Speter vm_offset_t t = trunc_page(end); 523119333Speter error = freebsd32_mmap_partial(td, t, end, 524100384Speter prot, fd, 525100384Speter pos + t - start); 526100384Speter end = trunc_page(end); 527100384Speter } 528100384Speter if (end > start && fd != -1 && (pos & PAGE_MASK)) { 529100384Speter /* 530100384Speter * We can't map this region at all. The specified 531100384Speter * address doesn't have the same alignment as the file 532100384Speter * position. Fake the mapping by simply reading the 533100384Speter * entire region into memory. First we need to make 534100384Speter * sure the region exists. 535100384Speter */ 536100384Speter vm_map_t map; 537100384Speter struct pread_args r; 538100384Speter int rv; 539100384Speter 540100384Speter prot |= VM_PROT_WRITE; 541100384Speter map = &td->td_proc->p_vmspace->vm_map; 542100384Speter rv = vm_map_remove(map, start, end); 543169181Salc if (rv != KERN_SUCCESS) 544100384Speter return (EINVAL); 545255426Sjhb rv = vm_map_find(map, NULL, 0, &start, end - start, 546255426Sjhb 0, VMFS_NO_SPACE, prot, VM_PROT_ALL, 0); 547100384Speter if (rv != KERN_SUCCESS) 548100384Speter return (EINVAL); 549107849Salfred r.fd = fd; 550107849Salfred r.buf = (void *) start; 551107849Salfred r.nbyte = end - start; 552107849Salfred r.offset = pos; 553225617Skmacy error = sys_pread(td, &r); 554100384Speter if (error) 555100384Speter return (error); 556100384Speter 557100384Speter td->td_retval[0] = addr; 558100384Speter return (0); 559100384Speter } 560100384Speter if (end == start) { 561100384Speter /* 562100384Speter * After dealing with the ragged ends, there 563100384Speter * might be none left. 564100384Speter */ 565100384Speter td->td_retval[0] = addr; 566100384Speter return (0); 567100384Speter } 568100384Speter addr = start; 569100384Speter len = end - start; 570100384Speter } 571114987Speter#endif 572100384Speter 573226347Smarcel#if defined(__amd64__) || defined(__ia64__) 574226388Skib if (i386_read_exec && (prot & PROT_READ)) 575226347Smarcel prot |= PROT_EXEC; 576226347Smarcel#endif 577226347Smarcel 578107849Salfred ap.addr = (void *) addr; 579107849Salfred ap.len = len; 580107849Salfred ap.prot = prot; 581107849Salfred ap.flags = flags; 582107849Salfred ap.fd = fd; 583107849Salfred ap.pos = pos; 584100384Speter 585225617Skmacy return (sys_mmap(td, &ap)); 586100384Speter} 587100384Speter 588171215Speter#ifdef COMPAT_FREEBSD6 589171215Speterint 590171215Speterfreebsd6_freebsd32_mmap(struct thread *td, struct freebsd6_freebsd32_mmap_args *uap) 591171215Speter{ 592171215Speter struct freebsd32_mmap_args ap; 593171215Speter 594171215Speter ap.addr = uap->addr; 595171215Speter ap.len = uap->len; 596171215Speter ap.prot = uap->prot; 597171215Speter ap.flags = uap->flags; 598171215Speter ap.fd = uap->fd; 599205014Snwhitehorn ap.pos1 = uap->pos1; 600205014Snwhitehorn ap.pos2 = uap->pos2; 601171215Speter 602171215Speter return (freebsd32_mmap(td, &ap)); 603171215Speter} 604171215Speter#endif 605171215Speter 606100384Speterint 607119333Speterfreebsd32_setitimer(struct thread *td, struct freebsd32_setitimer_args *uap) 608100384Speter{ 609142059Sjhb struct itimerval itv, oitv, *itvp; 610142059Sjhb struct itimerval32 i32; 611100384Speter int error; 612100384Speter 613142059Sjhb if (uap->itv != NULL) { 614142059Sjhb error = copyin(uap->itv, &i32, sizeof(i32)); 615100384Speter if (error) 616100384Speter return (error); 617142059Sjhb TV_CP(i32, itv, it_interval); 618142059Sjhb TV_CP(i32, itv, it_value); 619142059Sjhb itvp = &itv; 620142059Sjhb } else 621142059Sjhb itvp = NULL; 622142059Sjhb error = kern_setitimer(td, uap->which, itvp, &oitv); 623142059Sjhb if (error || uap->oitv == NULL) 624100384Speter return (error); 625142059Sjhb TV_CP(oitv, i32, it_interval); 626142059Sjhb TV_CP(oitv, i32, it_value); 627142059Sjhb return (copyout(&i32, uap->oitv, sizeof(i32))); 628100384Speter} 629100384Speter 630100384Speterint 631125171Speterfreebsd32_getitimer(struct thread *td, struct freebsd32_getitimer_args *uap) 632125171Speter{ 633142059Sjhb struct itimerval itv; 634142059Sjhb struct itimerval32 i32; 635125171Speter int error; 636125171Speter 637142059Sjhb error = kern_getitimer(td, uap->which, &itv); 638142059Sjhb if (error || uap->itv == NULL) 639125171Speter return (error); 640142059Sjhb TV_CP(itv, i32, it_interval); 641142059Sjhb TV_CP(itv, i32, it_value); 642142059Sjhb return (copyout(&i32, uap->itv, sizeof(i32))); 643125171Speter} 644125171Speter 645125171Speterint 646119333Speterfreebsd32_select(struct thread *td, struct freebsd32_select_args *uap) 647100384Speter{ 648142059Sjhb struct timeval32 tv32; 649142059Sjhb struct timeval tv, *tvp; 650100384Speter int error; 651100384Speter 652142059Sjhb if (uap->tv != NULL) { 653142059Sjhb error = copyin(uap->tv, &tv32, sizeof(tv32)); 654100384Speter if (error) 655100384Speter return (error); 656142059Sjhb CP(tv32, tv, tv_sec); 657142059Sjhb CP(tv32, tv, tv_usec); 658142059Sjhb tvp = &tv; 659142059Sjhb } else 660142059Sjhb tvp = NULL; 661100384Speter /* 662142059Sjhb * XXX Do pointers need PTRIN()? 663100384Speter */ 664197049Skib return (kern_select(td, uap->nd, uap->in, uap->ou, uap->ex, tvp, 665197049Skib sizeof(int32_t) * 8)); 666100384Speter} 667100384Speter 668198508Skibint 669198508Skibfreebsd32_pselect(struct thread *td, struct freebsd32_pselect_args *uap) 670198508Skib{ 671198508Skib struct timespec32 ts32; 672198508Skib struct timespec ts; 673198508Skib struct timeval tv, *tvp; 674198508Skib sigset_t set, *uset; 675198508Skib int error; 676198508Skib 677198508Skib if (uap->ts != NULL) { 678198508Skib error = copyin(uap->ts, &ts32, sizeof(ts32)); 679198508Skib if (error != 0) 680198508Skib return (error); 681198508Skib CP(ts32, ts, tv_sec); 682198508Skib CP(ts32, ts, tv_nsec); 683198508Skib TIMESPEC_TO_TIMEVAL(&tv, &ts); 684198508Skib tvp = &tv; 685198508Skib } else 686198508Skib tvp = NULL; 687198508Skib if (uap->sm != NULL) { 688198508Skib error = copyin(uap->sm, &set, sizeof(set)); 689198508Skib if (error != 0) 690198508Skib return (error); 691198508Skib uset = &set; 692198508Skib } else 693198508Skib uset = NULL; 694198508Skib /* 695198508Skib * XXX Do pointers need PTRIN()? 696198508Skib */ 697198508Skib error = kern_pselect(td, uap->nd, uap->in, uap->ou, uap->ex, tvp, 698198508Skib uset, sizeof(int32_t) * 8); 699198508Skib return (error); 700198508Skib} 701198508Skib 702146950Sps/* 703146950Sps * Copy 'count' items into the destination list pointed to by uap->eventlist. 704146950Sps */ 705146950Spsstatic int 706146950Spsfreebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count) 707146950Sps{ 708146950Sps struct freebsd32_kevent_args *uap; 709146950Sps struct kevent32 ks32[KQ_NEVENTS]; 710146950Sps int i, error = 0; 711146950Sps 712146950Sps KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count)); 713146950Sps uap = (struct freebsd32_kevent_args *)arg; 714146950Sps 715146950Sps for (i = 0; i < count; i++) { 716146950Sps CP(kevp[i], ks32[i], ident); 717146950Sps CP(kevp[i], ks32[i], filter); 718146950Sps CP(kevp[i], ks32[i], flags); 719146950Sps CP(kevp[i], ks32[i], fflags); 720146950Sps CP(kevp[i], ks32[i], data); 721146950Sps PTROUT_CP(kevp[i], ks32[i], udata); 722146950Sps } 723146950Sps error = copyout(ks32, uap->eventlist, count * sizeof *ks32); 724146950Sps if (error == 0) 725146950Sps uap->eventlist += count; 726146950Sps return (error); 727146950Sps} 728146950Sps 729146950Sps/* 730146950Sps * Copy 'count' items from the list pointed to by uap->changelist. 731146950Sps */ 732146950Spsstatic int 733146950Spsfreebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count) 734146950Sps{ 735146950Sps struct freebsd32_kevent_args *uap; 736146950Sps struct kevent32 ks32[KQ_NEVENTS]; 737146950Sps int i, error = 0; 738146950Sps 739146950Sps KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count)); 740146950Sps uap = (struct freebsd32_kevent_args *)arg; 741146950Sps 742146950Sps error = copyin(uap->changelist, ks32, count * sizeof *ks32); 743146950Sps if (error) 744146950Sps goto done; 745146950Sps uap->changelist += count; 746146950Sps 747146950Sps for (i = 0; i < count; i++) { 748146950Sps CP(ks32[i], kevp[i], ident); 749146950Sps CP(ks32[i], kevp[i], filter); 750146950Sps CP(ks32[i], kevp[i], flags); 751146950Sps CP(ks32[i], kevp[i], fflags); 752146950Sps CP(ks32[i], kevp[i], data); 753146950Sps PTRIN_CP(ks32[i], kevp[i], udata); 754146950Sps } 755146950Spsdone: 756146950Sps return (error); 757146950Sps} 758146950Sps 759100384Speterint 760119333Speterfreebsd32_kevent(struct thread *td, struct freebsd32_kevent_args *uap) 761114987Speter{ 762114987Speter struct timespec32 ts32; 763142934Sps struct timespec ts, *tsp; 764146950Sps struct kevent_copyops k_ops = { uap, 765146950Sps freebsd32_kevent_copyout, 766146950Sps freebsd32_kevent_copyin}; 767146950Sps int error; 768114987Speter 769114987Speter 770114987Speter if (uap->timeout) { 771114987Speter error = copyin(uap->timeout, &ts32, sizeof(ts32)); 772114987Speter if (error) 773114987Speter return (error); 774114987Speter CP(ts32, ts, tv_sec); 775114987Speter CP(ts32, ts, tv_nsec); 776142934Sps tsp = &ts; 777142934Sps } else 778142934Sps tsp = NULL; 779146950Sps error = kern_kevent(td, uap->fd, uap->nchanges, uap->nevents, 780146950Sps &k_ops, tsp); 781142934Sps return (error); 782114987Speter} 783114987Speter 784114987Speterint 785119333Speterfreebsd32_gettimeofday(struct thread *td, 786119333Speter struct freebsd32_gettimeofday_args *uap) 787100384Speter{ 788123425Speter struct timeval atv; 789123425Speter struct timeval32 atv32; 790123425Speter struct timezone rtz; 791123425Speter int error = 0; 792100384Speter 793123425Speter if (uap->tp) { 794123425Speter microtime(&atv); 795123425Speter CP(atv, atv32, tv_sec); 796123425Speter CP(atv, atv32, tv_usec); 797123425Speter error = copyout(&atv32, uap->tp, sizeof (atv32)); 798100384Speter } 799123425Speter if (error == 0 && uap->tzp != NULL) { 800123425Speter rtz.tz_minuteswest = tz_minuteswest; 801123425Speter rtz.tz_dsttime = tz_dsttime; 802123425Speter error = copyout(&rtz, uap->tzp, sizeof (rtz)); 803100384Speter } 804100384Speter return (error); 805100384Speter} 806100384Speter 807100384Speterint 808119333Speterfreebsd32_getrusage(struct thread *td, struct freebsd32_getrusage_args *uap) 809100384Speter{ 810136152Sjhb struct rusage32 s32; 811136152Sjhb struct rusage s; 812100384Speter int error; 813100384Speter 814136152Sjhb error = kern_getrusage(td, uap->who, &s); 815100384Speter if (error) 816100384Speter return (error); 817136152Sjhb if (uap->rusage != NULL) { 818207007Skib freebsd32_rusage_out(&s, &s32); 819136152Sjhb error = copyout(&s32, uap->rusage, sizeof(s32)); 820100384Speter } 821100384Speter return (error); 822100384Speter} 823100384Speter 824144450Sjhbstatic int 825144450Sjhbfreebsd32_copyinuio(struct iovec32 *iovp, u_int iovcnt, struct uio **uiop) 826100384Speter{ 827144450Sjhb struct iovec32 iov32; 828144450Sjhb struct iovec *iov; 829144450Sjhb struct uio *uio; 830144450Sjhb u_int iovlen; 831144450Sjhb int error, i; 832100384Speter 833144450Sjhb *uiop = NULL; 834144450Sjhb if (iovcnt > UIO_MAXIOV) 835100384Speter return (EINVAL); 836144450Sjhb iovlen = iovcnt * sizeof(struct iovec); 837144450Sjhb uio = malloc(iovlen + sizeof *uio, M_IOV, M_WAITOK); 838144450Sjhb iov = (struct iovec *)(uio + 1); 839144450Sjhb for (i = 0; i < iovcnt; i++) { 840144450Sjhb error = copyin(&iovp[i], &iov32, sizeof(struct iovec32)); 841144450Sjhb if (error) { 842144450Sjhb free(uio, M_IOV); 843144450Sjhb return (error); 844144450Sjhb } 845144450Sjhb iov[i].iov_base = PTRIN(iov32.iov_base); 846144450Sjhb iov[i].iov_len = iov32.iov_len; 847100384Speter } 848144450Sjhb uio->uio_iov = iov; 849144450Sjhb uio->uio_iovcnt = iovcnt; 850144450Sjhb uio->uio_segflg = UIO_USERSPACE; 851144450Sjhb uio->uio_offset = -1; 852144450Sjhb uio->uio_resid = 0; 853144450Sjhb for (i = 0; i < iovcnt; i++) { 854144450Sjhb if (iov->iov_len > INT_MAX - uio->uio_resid) { 855144450Sjhb free(uio, M_IOV); 856144450Sjhb return (EINVAL); 857144450Sjhb } 858144450Sjhb uio->uio_resid += iov->iov_len; 859144450Sjhb iov++; 860144450Sjhb } 861144450Sjhb *uiop = uio; 862144450Sjhb return (0); 863144450Sjhb} 864100384Speter 865144450Sjhbint 866144450Sjhbfreebsd32_readv(struct thread *td, struct freebsd32_readv_args *uap) 867144450Sjhb{ 868144450Sjhb struct uio *auio; 869144450Sjhb int error; 870100384Speter 871144450Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 872144450Sjhb if (error) 873144450Sjhb return (error); 874144450Sjhb error = kern_readv(td, uap->fd, auio); 875144450Sjhb free(auio, M_IOV); 876100384Speter return (error); 877100384Speter} 878100384Speter 879100384Speterint 880119333Speterfreebsd32_writev(struct thread *td, struct freebsd32_writev_args *uap) 881100384Speter{ 882144450Sjhb struct uio *auio; 883144450Sjhb int error; 884100384Speter 885144450Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 886144450Sjhb if (error) 887144450Sjhb return (error); 888144450Sjhb error = kern_writev(td, uap->fd, auio); 889144450Sjhb free(auio, M_IOV); 890100384Speter return (error); 891100384Speter} 892100384Speter 893100384Speterint 894147813Sjhbfreebsd32_preadv(struct thread *td, struct freebsd32_preadv_args *uap) 895147813Sjhb{ 896147813Sjhb struct uio *auio; 897147813Sjhb int error; 898147813Sjhb 899147813Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 900147813Sjhb if (error) 901147813Sjhb return (error); 902205014Snwhitehorn error = kern_preadv(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset)); 903147813Sjhb free(auio, M_IOV); 904147813Sjhb return (error); 905147813Sjhb} 906147813Sjhb 907147813Sjhbint 908147813Sjhbfreebsd32_pwritev(struct thread *td, struct freebsd32_pwritev_args *uap) 909147813Sjhb{ 910147813Sjhb struct uio *auio; 911147813Sjhb int error; 912147813Sjhb 913147813Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 914147813Sjhb if (error) 915147813Sjhb return (error); 916205014Snwhitehorn error = kern_pwritev(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset)); 917147813Sjhb free(auio, M_IOV); 918147813Sjhb return (error); 919147813Sjhb} 920147813Sjhb 921205319Skibint 922151909Spsfreebsd32_copyiniov(struct iovec32 *iovp32, u_int iovcnt, struct iovec **iovp, 923151359Sps int error) 924151359Sps{ 925151359Sps struct iovec32 iov32; 926151909Sps struct iovec *iov; 927151909Sps u_int iovlen; 928151359Sps int i; 929151359Sps 930151909Sps *iovp = NULL; 931151359Sps if (iovcnt > UIO_MAXIOV) 932151359Sps return (error); 933151359Sps iovlen = iovcnt * sizeof(struct iovec); 934151909Sps iov = malloc(iovlen, M_IOV, M_WAITOK); 935151359Sps for (i = 0; i < iovcnt; i++) { 936151909Sps error = copyin(&iovp32[i], &iov32, sizeof(struct iovec32)); 937151359Sps if (error) { 938151909Sps free(iov, M_IOV); 939151359Sps return (error); 940151359Sps } 941151909Sps iov[i].iov_base = PTRIN(iov32.iov_base); 942151909Sps iov[i].iov_len = iov32.iov_len; 943151359Sps } 944151909Sps *iovp = iov; 945151359Sps return (0); 946151359Sps} 947151359Sps 948151359Spsstatic int 949151359Spsfreebsd32_copyinmsghdr(struct msghdr32 *msg32, struct msghdr *msg) 950151359Sps{ 951151359Sps struct msghdr32 m32; 952151359Sps int error; 953151359Sps 954151359Sps error = copyin(msg32, &m32, sizeof(m32)); 955151359Sps if (error) 956151359Sps return (error); 957151359Sps msg->msg_name = PTRIN(m32.msg_name); 958151359Sps msg->msg_namelen = m32.msg_namelen; 959151359Sps msg->msg_iov = PTRIN(m32.msg_iov); 960151359Sps msg->msg_iovlen = m32.msg_iovlen; 961151359Sps msg->msg_control = PTRIN(m32.msg_control); 962151359Sps msg->msg_controllen = m32.msg_controllen; 963151359Sps msg->msg_flags = m32.msg_flags; 964151909Sps return (0); 965151359Sps} 966151359Sps 967151359Spsstatic int 968151359Spsfreebsd32_copyoutmsghdr(struct msghdr *msg, struct msghdr32 *msg32) 969151359Sps{ 970151359Sps struct msghdr32 m32; 971151359Sps int error; 972151359Sps 973151359Sps m32.msg_name = PTROUT(msg->msg_name); 974151359Sps m32.msg_namelen = msg->msg_namelen; 975151359Sps m32.msg_iov = PTROUT(msg->msg_iov); 976151359Sps m32.msg_iovlen = msg->msg_iovlen; 977151359Sps m32.msg_control = PTROUT(msg->msg_control); 978151359Sps m32.msg_controllen = msg->msg_controllen; 979151359Sps m32.msg_flags = msg->msg_flags; 980151359Sps error = copyout(&m32, msg32, sizeof(m32)); 981151359Sps return (error); 982151359Sps} 983151359Sps 984232475Sjmallett#ifndef __mips__ 985151909Sps#define FREEBSD32_ALIGNBYTES (sizeof(int) - 1) 986232475Sjmallett#else 987232475Sjmallett#define FREEBSD32_ALIGNBYTES (sizeof(long) - 1) 988232475Sjmallett#endif 989151909Sps#define FREEBSD32_ALIGN(p) \ 990151909Sps (((u_long)(p) + FREEBSD32_ALIGNBYTES) & ~FREEBSD32_ALIGNBYTES) 991151909Sps#define FREEBSD32_CMSG_SPACE(l) \ 992151909Sps (FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + FREEBSD32_ALIGN(l)) 993151909Sps 994151909Sps#define FREEBSD32_CMSG_DATA(cmsg) ((unsigned char *)(cmsg) + \ 995151909Sps FREEBSD32_ALIGN(sizeof(struct cmsghdr))) 996151909Spsstatic int 997151909Spsfreebsd32_copy_msg_out(struct msghdr *msg, struct mbuf *control) 998151909Sps{ 999151909Sps struct cmsghdr *cm; 1000151909Sps void *data; 1001151909Sps socklen_t clen, datalen; 1002151909Sps int error; 1003151909Sps caddr_t ctlbuf; 1004151909Sps int len, maxlen, copylen; 1005151909Sps struct mbuf *m; 1006151909Sps error = 0; 1007151909Sps 1008151909Sps len = msg->msg_controllen; 1009151909Sps maxlen = msg->msg_controllen; 1010151909Sps msg->msg_controllen = 0; 1011151909Sps 1012151909Sps m = control; 1013151909Sps ctlbuf = msg->msg_control; 1014151909Sps 1015151909Sps while (m && len > 0) { 1016151909Sps cm = mtod(m, struct cmsghdr *); 1017151909Sps clen = m->m_len; 1018151909Sps 1019151909Sps while (cm != NULL) { 1020151909Sps 1021151909Sps if (sizeof(struct cmsghdr) > clen || 1022151909Sps cm->cmsg_len > clen) { 1023151909Sps error = EINVAL; 1024151909Sps break; 1025151909Sps } 1026151909Sps 1027151909Sps data = CMSG_DATA(cm); 1028151909Sps datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data; 1029151909Sps 1030151909Sps /* Adjust message length */ 1031151909Sps cm->cmsg_len = FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + 1032151909Sps datalen; 1033151909Sps 1034151909Sps 1035151909Sps /* Copy cmsghdr */ 1036151909Sps copylen = sizeof(struct cmsghdr); 1037151909Sps if (len < copylen) { 1038151909Sps msg->msg_flags |= MSG_CTRUNC; 1039151909Sps copylen = len; 1040151909Sps } 1041151909Sps 1042151909Sps error = copyout(cm,ctlbuf,copylen); 1043151909Sps if (error) 1044151909Sps goto exit; 1045151909Sps 1046151909Sps ctlbuf += FREEBSD32_ALIGN(copylen); 1047151909Sps len -= FREEBSD32_ALIGN(copylen); 1048151909Sps 1049151909Sps if (len <= 0) 1050151909Sps break; 1051151909Sps 1052151909Sps /* Copy data */ 1053151909Sps copylen = datalen; 1054151909Sps if (len < copylen) { 1055151909Sps msg->msg_flags |= MSG_CTRUNC; 1056151909Sps copylen = len; 1057151909Sps } 1058151909Sps 1059151909Sps error = copyout(data,ctlbuf,copylen); 1060151909Sps if (error) 1061151909Sps goto exit; 1062151909Sps 1063151909Sps ctlbuf += FREEBSD32_ALIGN(copylen); 1064151909Sps len -= FREEBSD32_ALIGN(copylen); 1065151909Sps 1066151909Sps if (CMSG_SPACE(datalen) < clen) { 1067151909Sps clen -= CMSG_SPACE(datalen); 1068151909Sps cm = (struct cmsghdr *) 1069151909Sps ((caddr_t)cm + CMSG_SPACE(datalen)); 1070151909Sps } else { 1071151909Sps clen = 0; 1072151909Sps cm = NULL; 1073151909Sps } 1074151909Sps } 1075151909Sps m = m->m_next; 1076151909Sps } 1077151909Sps 1078151909Sps msg->msg_controllen = (len <= 0) ? maxlen : ctlbuf - (caddr_t)msg->msg_control; 1079151909Sps 1080151909Spsexit: 1081151909Sps return (error); 1082151909Sps 1083151909Sps} 1084151909Sps 1085147813Sjhbint 1086151359Spsfreebsd32_recvmsg(td, uap) 1087151359Sps struct thread *td; 1088151359Sps struct freebsd32_recvmsg_args /* { 1089151359Sps int s; 1090151359Sps struct msghdr32 *msg; 1091151359Sps int flags; 1092151359Sps } */ *uap; 1093151359Sps{ 1094151359Sps struct msghdr msg; 1095151359Sps struct msghdr32 m32; 1096151359Sps struct iovec *uiov, *iov; 1097151909Sps struct mbuf *control = NULL; 1098151909Sps struct mbuf **controlp; 1099151909Sps 1100151359Sps int error; 1101151359Sps error = copyin(uap->msg, &m32, sizeof(m32)); 1102151359Sps if (error) 1103151359Sps return (error); 1104151359Sps error = freebsd32_copyinmsghdr(uap->msg, &msg); 1105151359Sps if (error) 1106151359Sps return (error); 1107160246Sjhb error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov, 1108160246Sjhb EMSGSIZE); 1109151359Sps if (error) 1110151359Sps return (error); 1111151359Sps msg.msg_flags = uap->flags; 1112151359Sps uiov = msg.msg_iov; 1113151359Sps msg.msg_iov = iov; 1114151909Sps 1115151909Sps controlp = (msg.msg_control != NULL) ? &control : NULL; 1116160249Sjhb error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, controlp); 1117151359Sps if (error == 0) { 1118151359Sps msg.msg_iov = uiov; 1119151909Sps 1120151909Sps if (control != NULL) 1121151909Sps error = freebsd32_copy_msg_out(&msg, control); 1122210796Skib else 1123210796Skib msg.msg_controllen = 0; 1124151909Sps 1125151909Sps if (error == 0) 1126151909Sps error = freebsd32_copyoutmsghdr(&msg, uap->msg); 1127151359Sps } 1128151359Sps free(iov, M_IOV); 1129151909Sps 1130151909Sps if (control != NULL) 1131151909Sps m_freem(control); 1132151909Sps 1133151359Sps return (error); 1134151359Sps} 1135151359Sps 1136151909Sps 1137151909Spsstatic int 1138151909Spsfreebsd32_convert_msg_in(struct mbuf **controlp) 1139151909Sps{ 1140151909Sps struct mbuf *control = *controlp; 1141151909Sps struct cmsghdr *cm = mtod(control, struct cmsghdr *); 1142151909Sps void *data; 1143151909Sps socklen_t clen = control->m_len, datalen; 1144151909Sps int error; 1145151909Sps 1146151909Sps error = 0; 1147151909Sps *controlp = NULL; 1148151909Sps 1149151909Sps while (cm != NULL) { 1150151909Sps if (sizeof(struct cmsghdr) > clen || cm->cmsg_len > clen) { 1151151909Sps error = EINVAL; 1152151909Sps break; 1153151909Sps } 1154151909Sps 1155151909Sps data = FREEBSD32_CMSG_DATA(cm); 1156151909Sps datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data; 1157151909Sps 1158151909Sps *controlp = sbcreatecontrol(data, datalen, cm->cmsg_type, 1159151909Sps cm->cmsg_level); 1160151909Sps controlp = &(*controlp)->m_next; 1161151909Sps 1162151909Sps if (FREEBSD32_CMSG_SPACE(datalen) < clen) { 1163151909Sps clen -= FREEBSD32_CMSG_SPACE(datalen); 1164151909Sps cm = (struct cmsghdr *) 1165151909Sps ((caddr_t)cm + FREEBSD32_CMSG_SPACE(datalen)); 1166151909Sps } else { 1167151909Sps clen = 0; 1168151909Sps cm = NULL; 1169151909Sps } 1170151909Sps } 1171151909Sps 1172151909Sps m_freem(control); 1173151909Sps return (error); 1174151909Sps} 1175151909Sps 1176151909Sps 1177151359Spsint 1178151359Spsfreebsd32_sendmsg(struct thread *td, 1179151359Sps struct freebsd32_sendmsg_args *uap) 1180151359Sps{ 1181151359Sps struct msghdr msg; 1182151359Sps struct msghdr32 m32; 1183151359Sps struct iovec *iov; 1184151909Sps struct mbuf *control = NULL; 1185151909Sps struct sockaddr *to = NULL; 1186151359Sps int error; 1187151359Sps 1188151359Sps error = copyin(uap->msg, &m32, sizeof(m32)); 1189151359Sps if (error) 1190151359Sps return (error); 1191151359Sps error = freebsd32_copyinmsghdr(uap->msg, &msg); 1192151359Sps if (error) 1193151359Sps return (error); 1194160246Sjhb error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov, 1195160246Sjhb EMSGSIZE); 1196151359Sps if (error) 1197151359Sps return (error); 1198151359Sps msg.msg_iov = iov; 1199151909Sps if (msg.msg_name != NULL) { 1200151909Sps error = getsockaddr(&to, msg.msg_name, msg.msg_namelen); 1201151909Sps if (error) { 1202151909Sps to = NULL; 1203151909Sps goto out; 1204151909Sps } 1205151909Sps msg.msg_name = to; 1206151909Sps } 1207151909Sps 1208151909Sps if (msg.msg_control) { 1209151909Sps if (msg.msg_controllen < sizeof(struct cmsghdr)) { 1210151909Sps error = EINVAL; 1211151909Sps goto out; 1212151909Sps } 1213151909Sps 1214151909Sps error = sockargs(&control, msg.msg_control, 1215151909Sps msg.msg_controllen, MT_CONTROL); 1216151909Sps if (error) 1217151909Sps goto out; 1218151909Sps 1219151909Sps error = freebsd32_convert_msg_in(&control); 1220151909Sps if (error) 1221151909Sps goto out; 1222151909Sps } 1223151909Sps 1224151909Sps error = kern_sendit(td, uap->s, &msg, uap->flags, control, 1225151909Sps UIO_USERSPACE); 1226151909Sps 1227151909Spsout: 1228151359Sps free(iov, M_IOV); 1229151909Sps if (to) 1230151909Sps free(to, M_SONAME); 1231151359Sps return (error); 1232151359Sps} 1233151359Sps 1234151359Spsint 1235151359Spsfreebsd32_recvfrom(struct thread *td, 1236151359Sps struct freebsd32_recvfrom_args *uap) 1237151359Sps{ 1238151359Sps struct msghdr msg; 1239151359Sps struct iovec aiov; 1240151359Sps int error; 1241151359Sps 1242151359Sps if (uap->fromlenaddr) { 1243160246Sjhb error = copyin(PTRIN(uap->fromlenaddr), &msg.msg_namelen, 1244160246Sjhb sizeof(msg.msg_namelen)); 1245151359Sps if (error) 1246151359Sps return (error); 1247151359Sps } else { 1248151359Sps msg.msg_namelen = 0; 1249151359Sps } 1250151359Sps 1251160246Sjhb msg.msg_name = PTRIN(uap->from); 1252151359Sps msg.msg_iov = &aiov; 1253151359Sps msg.msg_iovlen = 1; 1254160246Sjhb aiov.iov_base = PTRIN(uap->buf); 1255151359Sps aiov.iov_len = uap->len; 1256160246Sjhb msg.msg_control = NULL; 1257151359Sps msg.msg_flags = uap->flags; 1258160249Sjhb error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, NULL); 1259160249Sjhb if (error == 0 && uap->fromlenaddr) 1260160249Sjhb error = copyout(&msg.msg_namelen, PTRIN(uap->fromlenaddr), 1261160249Sjhb sizeof (msg.msg_namelen)); 1262151359Sps return (error); 1263151359Sps} 1264151359Sps 1265151359Spsint 1266119333Speterfreebsd32_settimeofday(struct thread *td, 1267119333Speter struct freebsd32_settimeofday_args *uap) 1268100384Speter{ 1269144450Sjhb struct timeval32 tv32; 1270144450Sjhb struct timeval tv, *tvp; 1271144450Sjhb struct timezone tz, *tzp; 1272100384Speter int error; 1273100384Speter 1274144450Sjhb if (uap->tv) { 1275144450Sjhb error = copyin(uap->tv, &tv32, sizeof(tv32)); 1276100384Speter if (error) 1277100384Speter return (error); 1278144450Sjhb CP(tv32, tv, tv_sec); 1279144450Sjhb CP(tv32, tv, tv_usec); 1280144450Sjhb tvp = &tv; 1281144450Sjhb } else 1282144450Sjhb tvp = NULL; 1283144450Sjhb if (uap->tzp) { 1284144450Sjhb error = copyin(uap->tzp, &tz, sizeof(tz)); 1285100384Speter if (error) 1286100384Speter return (error); 1287144450Sjhb tzp = &tz; 1288144450Sjhb } else 1289144450Sjhb tzp = NULL; 1290144450Sjhb return (kern_settimeofday(td, tvp, tzp)); 1291100384Speter} 1292100384Speter 1293100384Speterint 1294119333Speterfreebsd32_utimes(struct thread *td, struct freebsd32_utimes_args *uap) 1295100384Speter{ 1296142059Sjhb struct timeval32 s32[2]; 1297142059Sjhb struct timeval s[2], *sp; 1298100384Speter int error; 1299100384Speter 1300142059Sjhb if (uap->tptr != NULL) { 1301142059Sjhb error = copyin(uap->tptr, s32, sizeof(s32)); 1302100384Speter if (error) 1303100384Speter return (error); 1304100384Speter CP(s32[0], s[0], tv_sec); 1305100384Speter CP(s32[0], s[0], tv_usec); 1306100384Speter CP(s32[1], s[1], tv_sec); 1307100384Speter CP(s32[1], s[1], tv_usec); 1308142059Sjhb sp = s; 1309142059Sjhb } else 1310142059Sjhb sp = NULL; 1311142059Sjhb return (kern_utimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE)); 1312100384Speter} 1313100384Speter 1314100384Speterint 1315154586Sambriskofreebsd32_lutimes(struct thread *td, struct freebsd32_lutimes_args *uap) 1316154586Sambrisko{ 1317154586Sambrisko struct timeval32 s32[2]; 1318154586Sambrisko struct timeval s[2], *sp; 1319154586Sambrisko int error; 1320154586Sambrisko 1321154586Sambrisko if (uap->tptr != NULL) { 1322154586Sambrisko error = copyin(uap->tptr, s32, sizeof(s32)); 1323154586Sambrisko if (error) 1324154586Sambrisko return (error); 1325154586Sambrisko CP(s32[0], s[0], tv_sec); 1326154586Sambrisko CP(s32[0], s[0], tv_usec); 1327154586Sambrisko CP(s32[1], s[1], tv_sec); 1328154586Sambrisko CP(s32[1], s[1], tv_usec); 1329154586Sambrisko sp = s; 1330154586Sambrisko } else 1331154586Sambrisko sp = NULL; 1332154586Sambrisko return (kern_lutimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE)); 1333154586Sambrisko} 1334154586Sambrisko 1335154586Sambriskoint 1336153247Sambriskofreebsd32_futimes(struct thread *td, struct freebsd32_futimes_args *uap) 1337153247Sambrisko{ 1338153247Sambrisko struct timeval32 s32[2]; 1339153247Sambrisko struct timeval s[2], *sp; 1340153247Sambrisko int error; 1341153247Sambrisko 1342153247Sambrisko if (uap->tptr != NULL) { 1343153247Sambrisko error = copyin(uap->tptr, s32, sizeof(s32)); 1344153247Sambrisko if (error) 1345153247Sambrisko return (error); 1346153247Sambrisko CP(s32[0], s[0], tv_sec); 1347153247Sambrisko CP(s32[0], s[0], tv_usec); 1348153247Sambrisko CP(s32[1], s[1], tv_sec); 1349153247Sambrisko CP(s32[1], s[1], tv_usec); 1350153247Sambrisko sp = s; 1351153247Sambrisko } else 1352153247Sambrisko sp = NULL; 1353153247Sambrisko return (kern_futimes(td, uap->fd, sp, UIO_SYSSPACE)); 1354153247Sambrisko} 1355153247Sambrisko 1356177789Skibint 1357177789Skibfreebsd32_futimesat(struct thread *td, struct freebsd32_futimesat_args *uap) 1358177789Skib{ 1359177789Skib struct timeval32 s32[2]; 1360177789Skib struct timeval s[2], *sp; 1361177789Skib int error; 1362153247Sambrisko 1363177789Skib if (uap->times != NULL) { 1364177789Skib error = copyin(uap->times, s32, sizeof(s32)); 1365177789Skib if (error) 1366177789Skib return (error); 1367177789Skib CP(s32[0], s[0], tv_sec); 1368177789Skib CP(s32[0], s[0], tv_usec); 1369177789Skib CP(s32[1], s[1], tv_sec); 1370177789Skib CP(s32[1], s[1], tv_usec); 1371177789Skib sp = s; 1372177789Skib } else 1373177789Skib sp = NULL; 1374177789Skib return (kern_utimesat(td, uap->fd, uap->path, UIO_USERSPACE, 1375177789Skib sp, UIO_SYSSPACE)); 1376177789Skib} 1377177789Skib 1378153247Sambriskoint 1379119333Speterfreebsd32_adjtime(struct thread *td, struct freebsd32_adjtime_args *uap) 1380100384Speter{ 1381144450Sjhb struct timeval32 tv32; 1382144450Sjhb struct timeval delta, olddelta, *deltap; 1383100384Speter int error; 1384100384Speter 1385144450Sjhb if (uap->delta) { 1386144450Sjhb error = copyin(uap->delta, &tv32, sizeof(tv32)); 1387100384Speter if (error) 1388100384Speter return (error); 1389144450Sjhb CP(tv32, delta, tv_sec); 1390144450Sjhb CP(tv32, delta, tv_usec); 1391144450Sjhb deltap = δ 1392144450Sjhb } else 1393144450Sjhb deltap = NULL; 1394144450Sjhb error = kern_adjtime(td, deltap, &olddelta); 1395144450Sjhb if (uap->olddelta && error == 0) { 1396144450Sjhb CP(olddelta, tv32, tv_sec); 1397144450Sjhb CP(olddelta, tv32, tv_usec); 1398144450Sjhb error = copyout(&tv32, uap->olddelta, sizeof(tv32)); 1399100384Speter } 1400100384Speter return (error); 1401100384Speter} 1402100384Speter 1403128597Smarcel#ifdef COMPAT_FREEBSD4 1404100384Speterint 1405128260Speterfreebsd4_freebsd32_statfs(struct thread *td, struct freebsd4_freebsd32_statfs_args *uap) 1406100384Speter{ 1407142059Sjhb struct statfs32 s32; 1408142059Sjhb struct statfs s; 1409100384Speter int error; 1410100384Speter 1411142059Sjhb error = kern_statfs(td, uap->path, UIO_USERSPACE, &s); 1412100384Speter if (error) 1413100384Speter return (error); 1414174526Sjhb copy_statfs(&s, &s32); 1415142059Sjhb return (copyout(&s32, uap->buf, sizeof(s32))); 1416100384Speter} 1417128597Smarcel#endif 1418100384Speter 1419128597Smarcel#ifdef COMPAT_FREEBSD4 1420100384Speterint 1421128260Speterfreebsd4_freebsd32_fstatfs(struct thread *td, struct freebsd4_freebsd32_fstatfs_args *uap) 1422100384Speter{ 1423142059Sjhb struct statfs32 s32; 1424142059Sjhb struct statfs s; 1425100384Speter int error; 1426100384Speter 1427142059Sjhb error = kern_fstatfs(td, uap->fd, &s); 1428100384Speter if (error) 1429100384Speter return (error); 1430174526Sjhb copy_statfs(&s, &s32); 1431142059Sjhb return (copyout(&s32, uap->buf, sizeof(s32))); 1432100384Speter} 1433128597Smarcel#endif 1434100384Speter 1435128597Smarcel#ifdef COMPAT_FREEBSD4 1436100384Speterint 1437128260Speterfreebsd4_freebsd32_fhstatfs(struct thread *td, struct freebsd4_freebsd32_fhstatfs_args *uap) 1438128260Speter{ 1439142059Sjhb struct statfs32 s32; 1440142059Sjhb struct statfs s; 1441142059Sjhb fhandle_t fh; 1442128260Speter int error; 1443128260Speter 1444142059Sjhb if ((error = copyin(uap->u_fhp, &fh, sizeof(fhandle_t))) != 0) 1445142059Sjhb return (error); 1446142059Sjhb error = kern_fhstatfs(td, fh, &s); 1447128260Speter if (error) 1448128260Speter return (error); 1449174526Sjhb copy_statfs(&s, &s32); 1450142059Sjhb return (copyout(&s32, uap->buf, sizeof(s32))); 1451128260Speter} 1452128597Smarcel#endif 1453128260Speter 1454128260Speterint 1455119333Speterfreebsd32_pread(struct thread *td, struct freebsd32_pread_args *uap) 1456100384Speter{ 1457100384Speter struct pread_args ap; 1458100384Speter 1459107849Salfred ap.fd = uap->fd; 1460107849Salfred ap.buf = uap->buf; 1461107849Salfred ap.nbyte = uap->nbyte; 1462205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1463225617Skmacy return (sys_pread(td, &ap)); 1464100384Speter} 1465100384Speter 1466100384Speterint 1467119333Speterfreebsd32_pwrite(struct thread *td, struct freebsd32_pwrite_args *uap) 1468100384Speter{ 1469100384Speter struct pwrite_args ap; 1470100384Speter 1471107849Salfred ap.fd = uap->fd; 1472107849Salfred ap.buf = uap->buf; 1473107849Salfred ap.nbyte = uap->nbyte; 1474205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1475225617Skmacy return (sys_pwrite(td, &ap)); 1476100384Speter} 1477100384Speter 1478223166Skib#ifdef COMPAT_43 1479100384Speterint 1480223166Skibofreebsd32_lseek(struct thread *td, struct ofreebsd32_lseek_args *uap) 1481223166Skib{ 1482223166Skib struct lseek_args nuap; 1483223166Skib 1484223166Skib nuap.fd = uap->fd; 1485223166Skib nuap.offset = uap->offset; 1486223166Skib nuap.whence = uap->whence; 1487225617Skmacy return (sys_lseek(td, &nuap)); 1488223166Skib} 1489223166Skib#endif 1490223166Skib 1491223166Skibint 1492119333Speterfreebsd32_lseek(struct thread *td, struct freebsd32_lseek_args *uap) 1493100384Speter{ 1494100384Speter int error; 1495100384Speter struct lseek_args ap; 1496100384Speter off_t pos; 1497100384Speter 1498107849Salfred ap.fd = uap->fd; 1499205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1500107849Salfred ap.whence = uap->whence; 1501225617Skmacy error = sys_lseek(td, &ap); 1502100384Speter /* Expand the quad return into two parts for eax and edx */ 1503100384Speter pos = *(off_t *)(td->td_retval); 1504205014Snwhitehorn td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */ 1505205014Snwhitehorn td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */ 1506100384Speter return error; 1507100384Speter} 1508100384Speter 1509100384Speterint 1510119333Speterfreebsd32_truncate(struct thread *td, struct freebsd32_truncate_args *uap) 1511100384Speter{ 1512100384Speter struct truncate_args ap; 1513100384Speter 1514107849Salfred ap.path = uap->path; 1515205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1516225617Skmacy return (sys_truncate(td, &ap)); 1517100384Speter} 1518100384Speter 1519100384Speterint 1520119333Speterfreebsd32_ftruncate(struct thread *td, struct freebsd32_ftruncate_args *uap) 1521100384Speter{ 1522100384Speter struct ftruncate_args ap; 1523100384Speter 1524107849Salfred ap.fd = uap->fd; 1525205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1526225617Skmacy return (sys_ftruncate(td, &ap)); 1527100384Speter} 1528100384Speter 1529220238Skib#ifdef COMPAT_43 1530184183Sjhbint 1531220238Skibofreebsd32_getdirentries(struct thread *td, 1532220238Skib struct ofreebsd32_getdirentries_args *uap) 1533220238Skib{ 1534220238Skib struct ogetdirentries_args ap; 1535220238Skib int error; 1536220238Skib long loff; 1537220238Skib int32_t loff_cut; 1538220238Skib 1539220238Skib ap.fd = uap->fd; 1540220238Skib ap.buf = uap->buf; 1541220238Skib ap.count = uap->count; 1542220238Skib ap.basep = NULL; 1543220238Skib error = kern_ogetdirentries(td, &ap, &loff); 1544220238Skib if (error == 0) { 1545220238Skib loff_cut = loff; 1546220238Skib error = copyout(&loff_cut, uap->basep, sizeof(int32_t)); 1547220238Skib } 1548220238Skib return (error); 1549220238Skib} 1550220238Skib#endif 1551220238Skib 1552220238Skibint 1553184183Sjhbfreebsd32_getdirentries(struct thread *td, 1554184183Sjhb struct freebsd32_getdirentries_args *uap) 1555184183Sjhb{ 1556184183Sjhb long base; 1557184183Sjhb int32_t base32; 1558184183Sjhb int error; 1559184183Sjhb 1560235886Sgleb error = kern_getdirentries(td, uap->fd, uap->buf, uap->count, &base, 1561235886Sgleb NULL, UIO_USERSPACE); 1562184183Sjhb if (error) 1563184183Sjhb return (error); 1564184183Sjhb if (uap->basep != NULL) { 1565184183Sjhb base32 = base; 1566184183Sjhb error = copyout(&base32, uap->basep, sizeof(int32_t)); 1567184183Sjhb } 1568184183Sjhb return (error); 1569184183Sjhb} 1570184183Sjhb 1571171215Speter#ifdef COMPAT_FREEBSD6 1572171215Speter/* versions with the 'int pad' argument */ 1573171215Speterint 1574171215Speterfreebsd6_freebsd32_pread(struct thread *td, struct freebsd6_freebsd32_pread_args *uap) 1575171215Speter{ 1576171215Speter struct pread_args ap; 1577171215Speter 1578171215Speter ap.fd = uap->fd; 1579171215Speter ap.buf = uap->buf; 1580171215Speter ap.nbyte = uap->nbyte; 1581205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1582225617Skmacy return (sys_pread(td, &ap)); 1583171215Speter} 1584171215Speter 1585171215Speterint 1586171215Speterfreebsd6_freebsd32_pwrite(struct thread *td, struct freebsd6_freebsd32_pwrite_args *uap) 1587171215Speter{ 1588171215Speter struct pwrite_args ap; 1589171215Speter 1590171215Speter ap.fd = uap->fd; 1591171215Speter ap.buf = uap->buf; 1592171215Speter ap.nbyte = uap->nbyte; 1593205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1594225617Skmacy return (sys_pwrite(td, &ap)); 1595171215Speter} 1596171215Speter 1597171215Speterint 1598171215Speterfreebsd6_freebsd32_lseek(struct thread *td, struct freebsd6_freebsd32_lseek_args *uap) 1599171215Speter{ 1600171215Speter int error; 1601171215Speter struct lseek_args ap; 1602171215Speter off_t pos; 1603171215Speter 1604171215Speter ap.fd = uap->fd; 1605205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1606171215Speter ap.whence = uap->whence; 1607225617Skmacy error = sys_lseek(td, &ap); 1608171215Speter /* Expand the quad return into two parts for eax and edx */ 1609171215Speter pos = *(off_t *)(td->td_retval); 1610205014Snwhitehorn td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */ 1611205014Snwhitehorn td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */ 1612171215Speter return error; 1613171215Speter} 1614171215Speter 1615171215Speterint 1616171215Speterfreebsd6_freebsd32_truncate(struct thread *td, struct freebsd6_freebsd32_truncate_args *uap) 1617171215Speter{ 1618171215Speter struct truncate_args ap; 1619171215Speter 1620171215Speter ap.path = uap->path; 1621205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1622225617Skmacy return (sys_truncate(td, &ap)); 1623171215Speter} 1624171215Speter 1625171215Speterint 1626171215Speterfreebsd6_freebsd32_ftruncate(struct thread *td, struct freebsd6_freebsd32_ftruncate_args *uap) 1627171215Speter{ 1628171215Speter struct ftruncate_args ap; 1629171215Speter 1630171215Speter ap.fd = uap->fd; 1631205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1632225617Skmacy return (sys_ftruncate(td, &ap)); 1633171215Speter} 1634171215Speter#endif /* COMPAT_FREEBSD6 */ 1635171215Speter 1636156114Spsstruct sf_hdtr32 { 1637156114Sps uint32_t headers; 1638156114Sps int hdr_cnt; 1639156114Sps uint32_t trailers; 1640156114Sps int trl_cnt; 1641156114Sps}; 1642156114Sps 1643156114Spsstatic int 1644156114Spsfreebsd32_do_sendfile(struct thread *td, 1645156114Sps struct freebsd32_sendfile_args *uap, int compat) 1646104738Speter{ 1647156114Sps struct sf_hdtr32 hdtr32; 1648156114Sps struct sf_hdtr hdtr; 1649156114Sps struct uio *hdr_uio, *trl_uio; 1650156114Sps struct iovec32 *iov32; 1651254356Sglebius struct file *fp; 1652255219Spjd cap_rights_t rights; 1653254356Sglebius off_t offset; 1654156114Sps int error; 1655104738Speter 1656254356Sglebius offset = PAIR32TO64(off_t, uap->offset); 1657254356Sglebius if (offset < 0) 1658254356Sglebius return (EINVAL); 1659254356Sglebius 1660156114Sps hdr_uio = trl_uio = NULL; 1661156114Sps 1662156114Sps if (uap->hdtr != NULL) { 1663156114Sps error = copyin(uap->hdtr, &hdtr32, sizeof(hdtr32)); 1664156114Sps if (error) 1665156114Sps goto out; 1666156114Sps PTRIN_CP(hdtr32, hdtr, headers); 1667156114Sps CP(hdtr32, hdtr, hdr_cnt); 1668156114Sps PTRIN_CP(hdtr32, hdtr, trailers); 1669156114Sps CP(hdtr32, hdtr, trl_cnt); 1670156114Sps 1671156114Sps if (hdtr.headers != NULL) { 1672160246Sjhb iov32 = PTRIN(hdtr32.headers); 1673156114Sps error = freebsd32_copyinuio(iov32, 1674156114Sps hdtr32.hdr_cnt, &hdr_uio); 1675156114Sps if (error) 1676156114Sps goto out; 1677156114Sps } 1678156114Sps if (hdtr.trailers != NULL) { 1679160246Sjhb iov32 = PTRIN(hdtr32.trailers); 1680156114Sps error = freebsd32_copyinuio(iov32, 1681156114Sps hdtr32.trl_cnt, &trl_uio); 1682156114Sps if (error) 1683156114Sps goto out; 1684156114Sps } 1685156114Sps } 1686156114Sps 1687254356Sglebius AUDIT_ARG_FD(uap->fd); 1688254356Sglebius 1689255219Spjd if ((error = fget_read(td, uap->fd, 1690255219Spjd cap_rights_init(&rights, CAP_PREAD), &fp)) != 0) { 1691254356Sglebius goto out; 1692255219Spjd } 1693254356Sglebius 1694254356Sglebius error = fo_sendfile(fp, uap->s, hdr_uio, trl_uio, offset, 1695254356Sglebius uap->nbytes, uap->sbytes, uap->flags, compat ? SFK_COMPAT : 0, td); 1696254356Sglebius fdrop(fp, td); 1697254356Sglebius 1698156114Spsout: 1699156114Sps if (hdr_uio) 1700156114Sps free(hdr_uio, M_IOV); 1701156114Sps if (trl_uio) 1702156114Sps free(trl_uio, M_IOV); 1703156114Sps return (error); 1704104738Speter} 1705156114Sps 1706156114Sps#ifdef COMPAT_FREEBSD4 1707156114Spsint 1708156114Spsfreebsd4_freebsd32_sendfile(struct thread *td, 1709156114Sps struct freebsd4_freebsd32_sendfile_args *uap) 1710156114Sps{ 1711156114Sps return (freebsd32_do_sendfile(td, 1712156114Sps (struct freebsd32_sendfile_args *)uap, 1)); 1713156114Sps} 1714104738Speter#endif 1715104738Speter 1716104738Speterint 1717119333Speterfreebsd32_sendfile(struct thread *td, struct freebsd32_sendfile_args *uap) 1718100384Speter{ 1719100384Speter 1720156114Sps return (freebsd32_do_sendfile(td, uap, 0)); 1721100384Speter} 1722100384Speter 1723100384Speterstatic void 1724210847Skibcopy_stat(struct stat *in, struct stat32 *out) 1725100384Speter{ 1726210847Skib 1727100384Speter CP(*in, *out, st_dev); 1728100384Speter CP(*in, *out, st_ino); 1729100384Speter CP(*in, *out, st_mode); 1730100384Speter CP(*in, *out, st_nlink); 1731100384Speter CP(*in, *out, st_uid); 1732100384Speter CP(*in, *out, st_gid); 1733100384Speter CP(*in, *out, st_rdev); 1734205792Sed TS_CP(*in, *out, st_atim); 1735205792Sed TS_CP(*in, *out, st_mtim); 1736205792Sed TS_CP(*in, *out, st_ctim); 1737100384Speter CP(*in, *out, st_size); 1738100384Speter CP(*in, *out, st_blocks); 1739100384Speter CP(*in, *out, st_blksize); 1740100384Speter CP(*in, *out, st_flags); 1741100384Speter CP(*in, *out, st_gen); 1742210848Skib TS_CP(*in, *out, st_birthtim); 1743100384Speter} 1744100384Speter 1745220238Skib#ifdef COMPAT_43 1746220238Skibstatic void 1747220238Skibcopy_ostat(struct stat *in, struct ostat32 *out) 1748220238Skib{ 1749220238Skib 1750220238Skib CP(*in, *out, st_dev); 1751220238Skib CP(*in, *out, st_ino); 1752220238Skib CP(*in, *out, st_mode); 1753220238Skib CP(*in, *out, st_nlink); 1754220238Skib CP(*in, *out, st_uid); 1755220238Skib CP(*in, *out, st_gid); 1756220238Skib CP(*in, *out, st_rdev); 1757220238Skib CP(*in, *out, st_size); 1758220238Skib TS_CP(*in, *out, st_atim); 1759220238Skib TS_CP(*in, *out, st_mtim); 1760220238Skib TS_CP(*in, *out, st_ctim); 1761220238Skib CP(*in, *out, st_blksize); 1762220238Skib CP(*in, *out, st_blocks); 1763220238Skib CP(*in, *out, st_flags); 1764220238Skib CP(*in, *out, st_gen); 1765220238Skib} 1766220238Skib#endif 1767220238Skib 1768100384Speterint 1769119333Speterfreebsd32_stat(struct thread *td, struct freebsd32_stat_args *uap) 1770100384Speter{ 1771123746Speter struct stat sb; 1772123746Speter struct stat32 sb32; 1773100384Speter int error; 1774100384Speter 1775142059Sjhb error = kern_stat(td, uap->path, UIO_USERSPACE, &sb); 1776100384Speter if (error) 1777100384Speter return (error); 1778123746Speter copy_stat(&sb, &sb32); 1779123746Speter error = copyout(&sb32, uap->ub, sizeof (sb32)); 1780100384Speter return (error); 1781100384Speter} 1782100384Speter 1783220238Skib#ifdef COMPAT_43 1784100384Speterint 1785220238Skibofreebsd32_stat(struct thread *td, struct ofreebsd32_stat_args *uap) 1786220238Skib{ 1787220238Skib struct stat sb; 1788220238Skib struct ostat32 sb32; 1789220238Skib int error; 1790220238Skib 1791220238Skib error = kern_stat(td, uap->path, UIO_USERSPACE, &sb); 1792220238Skib if (error) 1793220238Skib return (error); 1794220238Skib copy_ostat(&sb, &sb32); 1795220238Skib error = copyout(&sb32, uap->ub, sizeof (sb32)); 1796220238Skib return (error); 1797220238Skib} 1798220238Skib#endif 1799220238Skib 1800220238Skibint 1801119333Speterfreebsd32_fstat(struct thread *td, struct freebsd32_fstat_args *uap) 1802100384Speter{ 1803123746Speter struct stat ub; 1804123746Speter struct stat32 ub32; 1805100384Speter int error; 1806100384Speter 1807142059Sjhb error = kern_fstat(td, uap->fd, &ub); 1808100384Speter if (error) 1809100384Speter return (error); 1810123746Speter copy_stat(&ub, &ub32); 1811123746Speter error = copyout(&ub32, uap->ub, sizeof(ub32)); 1812100384Speter return (error); 1813100384Speter} 1814100384Speter 1815220238Skib#ifdef COMPAT_43 1816100384Speterint 1817220238Skibofreebsd32_fstat(struct thread *td, struct ofreebsd32_fstat_args *uap) 1818220238Skib{ 1819220238Skib struct stat ub; 1820220238Skib struct ostat32 ub32; 1821220238Skib int error; 1822220238Skib 1823220238Skib error = kern_fstat(td, uap->fd, &ub); 1824220238Skib if (error) 1825220238Skib return (error); 1826220238Skib copy_ostat(&ub, &ub32); 1827220238Skib error = copyout(&ub32, uap->ub, sizeof(ub32)); 1828220238Skib return (error); 1829220238Skib} 1830220238Skib#endif 1831220238Skib 1832220238Skibint 1833177789Skibfreebsd32_fstatat(struct thread *td, struct freebsd32_fstatat_args *uap) 1834177789Skib{ 1835177789Skib struct stat ub; 1836177789Skib struct stat32 ub32; 1837177789Skib int error; 1838177789Skib 1839177789Skib error = kern_statat(td, uap->flag, uap->fd, uap->path, UIO_USERSPACE, &ub); 1840177789Skib if (error) 1841177789Skib return (error); 1842177789Skib copy_stat(&ub, &ub32); 1843177789Skib error = copyout(&ub32, uap->buf, sizeof(ub32)); 1844177789Skib return (error); 1845177789Skib} 1846177789Skib 1847177789Skibint 1848119333Speterfreebsd32_lstat(struct thread *td, struct freebsd32_lstat_args *uap) 1849100384Speter{ 1850123746Speter struct stat sb; 1851123746Speter struct stat32 sb32; 1852142059Sjhb int error; 1853100384Speter 1854142059Sjhb error = kern_lstat(td, uap->path, UIO_USERSPACE, &sb); 1855100384Speter if (error) 1856100384Speter return (error); 1857123746Speter copy_stat(&sb, &sb32); 1858123746Speter error = copyout(&sb32, uap->ub, sizeof (sb32)); 1859100384Speter return (error); 1860100384Speter} 1861100384Speter 1862220238Skib#ifdef COMPAT_43 1863100384Speterint 1864220238Skibofreebsd32_lstat(struct thread *td, struct ofreebsd32_lstat_args *uap) 1865220238Skib{ 1866220238Skib struct stat sb; 1867220238Skib struct ostat32 sb32; 1868220238Skib int error; 1869220238Skib 1870220238Skib error = kern_lstat(td, uap->path, UIO_USERSPACE, &sb); 1871220238Skib if (error) 1872220238Skib return (error); 1873220238Skib copy_ostat(&sb, &sb32); 1874220238Skib error = copyout(&sb32, uap->ub, sizeof (sb32)); 1875220238Skib return (error); 1876220238Skib} 1877220238Skib#endif 1878220238Skib 1879220238Skibint 1880119333Speterfreebsd32_sysctl(struct thread *td, struct freebsd32_sysctl_args *uap) 1881100384Speter{ 1882100384Speter int error, name[CTL_MAXNAME]; 1883100384Speter size_t j, oldlen; 1884100384Speter 1885100384Speter if (uap->namelen > CTL_MAXNAME || uap->namelen < 2) 1886100384Speter return (EINVAL); 1887136404Speter error = copyin(uap->name, name, uap->namelen * sizeof(int)); 1888100384Speter if (error) 1889100384Speter return (error); 1890100384Speter if (uap->oldlenp) 1891100384Speter oldlen = fuword32(uap->oldlenp); 1892100384Speter else 1893100384Speter oldlen = 0; 1894100384Speter error = userland_sysctl(td, name, uap->namelen, 1895100384Speter uap->old, &oldlen, 1, 1896136404Speter uap->new, uap->newlen, &j, SCTL_MASK32); 1897100384Speter if (error && error != ENOMEM) 1898186564Sed return (error); 1899136404Speter if (uap->oldlenp) 1900100384Speter suword32(uap->oldlenp, j); 1901186564Sed return (0); 1902100384Speter} 1903100384Speter 1904100384Speterint 1905185435Sbzfreebsd32_jail(struct thread *td, struct freebsd32_jail_args *uap) 1906185435Sbz{ 1907185435Sbz uint32_t version; 1908185435Sbz int error; 1909192895Sjamie struct jail j; 1910185435Sbz 1911185435Sbz error = copyin(uap->jail, &version, sizeof(uint32_t)); 1912185435Sbz if (error) 1913185435Sbz return (error); 1914190466Sjamie 1915185435Sbz switch (version) { 1916190466Sjamie case 0: 1917185435Sbz { 1918185435Sbz /* FreeBSD single IPv4 jails. */ 1919185435Sbz struct jail32_v0 j32_v0; 1920185435Sbz 1921192895Sjamie bzero(&j, sizeof(struct jail)); 1922185435Sbz error = copyin(uap->jail, &j32_v0, sizeof(struct jail32_v0)); 1923185435Sbz if (error) 1924185435Sbz return (error); 1925192895Sjamie CP(j32_v0, j, version); 1926192895Sjamie PTRIN_CP(j32_v0, j, path); 1927192895Sjamie PTRIN_CP(j32_v0, j, hostname); 1928192895Sjamie j.ip4s = j32_v0.ip_number; 1929185435Sbz break; 1930185435Sbz } 1931185435Sbz 1932185435Sbz case 1: 1933185435Sbz /* 1934185435Sbz * Version 1 was used by multi-IPv4 jail implementations 1935185435Sbz * that never made it into the official kernel. 1936185435Sbz */ 1937185435Sbz return (EINVAL); 1938185435Sbz 1939185435Sbz case 2: /* JAIL_API_VERSION */ 1940185435Sbz { 1941185435Sbz /* FreeBSD multi-IPv4/IPv6,noIP jails. */ 1942185435Sbz struct jail32 j32; 1943185435Sbz 1944185435Sbz error = copyin(uap->jail, &j32, sizeof(struct jail32)); 1945185435Sbz if (error) 1946185435Sbz return (error); 1947192895Sjamie CP(j32, j, version); 1948192895Sjamie PTRIN_CP(j32, j, path); 1949192895Sjamie PTRIN_CP(j32, j, hostname); 1950192895Sjamie PTRIN_CP(j32, j, jailname); 1951192895Sjamie CP(j32, j, ip4s); 1952192895Sjamie CP(j32, j, ip6s); 1953192895Sjamie PTRIN_CP(j32, j, ip4); 1954192895Sjamie PTRIN_CP(j32, j, ip6); 1955185435Sbz break; 1956185435Sbz } 1957185435Sbz 1958185435Sbz default: 1959185435Sbz /* Sci-Fi jails are not supported, sorry. */ 1960185435Sbz return (EINVAL); 1961185435Sbz } 1962192895Sjamie return (kern_jail(td, &j)); 1963185435Sbz} 1964185435Sbz 1965185435Sbzint 1966191673Sjamiefreebsd32_jail_set(struct thread *td, struct freebsd32_jail_set_args *uap) 1967191673Sjamie{ 1968191673Sjamie struct uio *auio; 1969191673Sjamie int error; 1970191673Sjamie 1971191673Sjamie /* Check that we have an even number of iovecs. */ 1972191673Sjamie if (uap->iovcnt & 1) 1973191673Sjamie return (EINVAL); 1974191673Sjamie 1975191673Sjamie error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 1976191673Sjamie if (error) 1977191673Sjamie return (error); 1978191673Sjamie error = kern_jail_set(td, auio, uap->flags); 1979191673Sjamie free(auio, M_IOV); 1980191673Sjamie return (error); 1981191673Sjamie} 1982191673Sjamie 1983191673Sjamieint 1984191673Sjamiefreebsd32_jail_get(struct thread *td, struct freebsd32_jail_get_args *uap) 1985191673Sjamie{ 1986191673Sjamie struct iovec32 iov32; 1987191673Sjamie struct uio *auio; 1988191673Sjamie int error, i; 1989191673Sjamie 1990191673Sjamie /* Check that we have an even number of iovecs. */ 1991191673Sjamie if (uap->iovcnt & 1) 1992191673Sjamie return (EINVAL); 1993191673Sjamie 1994191673Sjamie error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 1995191673Sjamie if (error) 1996191673Sjamie return (error); 1997191673Sjamie error = kern_jail_get(td, auio, uap->flags); 1998191673Sjamie if (error == 0) 1999191673Sjamie for (i = 0; i < uap->iovcnt; i++) { 2000191673Sjamie PTROUT_CP(auio->uio_iov[i], iov32, iov_base); 2001191673Sjamie CP(auio->uio_iov[i], iov32, iov_len); 2002191673Sjamie error = copyout(&iov32, uap->iovp + i, sizeof(iov32)); 2003191673Sjamie if (error != 0) 2004191673Sjamie break; 2005191673Sjamie } 2006191673Sjamie free(auio, M_IOV); 2007191673Sjamie return (error); 2008191673Sjamie} 2009191673Sjamie 2010191673Sjamieint 2011119333Speterfreebsd32_sigaction(struct thread *td, struct freebsd32_sigaction_args *uap) 2012100384Speter{ 2013113859Sjhb struct sigaction32 s32; 2014113859Sjhb struct sigaction sa, osa, *sap; 2015100384Speter int error; 2016100384Speter 2017113859Sjhb if (uap->act) { 2018113859Sjhb error = copyin(uap->act, &s32, sizeof(s32)); 2019100384Speter if (error) 2020100384Speter return (error); 2021113859Sjhb sa.sa_handler = PTRIN(s32.sa_u); 2022113859Sjhb CP(s32, sa, sa_flags); 2023113859Sjhb CP(s32, sa, sa_mask); 2024113859Sjhb sap = &sa; 2025113859Sjhb } else 2026113859Sjhb sap = NULL; 2027113859Sjhb error = kern_sigaction(td, uap->sig, sap, &osa, 0); 2028146583Sps if (error == 0 && uap->oact != NULL) { 2029113859Sjhb s32.sa_u = PTROUT(osa.sa_handler); 2030113859Sjhb CP(osa, s32, sa_flags); 2031113859Sjhb CP(osa, s32, sa_mask); 2032113859Sjhb error = copyout(&s32, uap->oact, sizeof(s32)); 2033100384Speter } 2034100384Speter return (error); 2035100384Speter} 2036100384Speter 2037114987Speter#ifdef COMPAT_FREEBSD4 2038114987Speterint 2039119333Speterfreebsd4_freebsd32_sigaction(struct thread *td, 2040119333Speter struct freebsd4_freebsd32_sigaction_args *uap) 2041114987Speter{ 2042114987Speter struct sigaction32 s32; 2043114987Speter struct sigaction sa, osa, *sap; 2044114987Speter int error; 2045114987Speter 2046114987Speter if (uap->act) { 2047114987Speter error = copyin(uap->act, &s32, sizeof(s32)); 2048114987Speter if (error) 2049114987Speter return (error); 2050114987Speter sa.sa_handler = PTRIN(s32.sa_u); 2051114987Speter CP(s32, sa, sa_flags); 2052114987Speter CP(s32, sa, sa_mask); 2053114987Speter sap = &sa; 2054114987Speter } else 2055114987Speter sap = NULL; 2056114987Speter error = kern_sigaction(td, uap->sig, sap, &osa, KSA_FREEBSD4); 2057146583Sps if (error == 0 && uap->oact != NULL) { 2058114987Speter s32.sa_u = PTROUT(osa.sa_handler); 2059114987Speter CP(osa, s32, sa_flags); 2060114987Speter CP(osa, s32, sa_mask); 2061114987Speter error = copyout(&s32, uap->oact, sizeof(s32)); 2062114987Speter } 2063114987Speter return (error); 2064114987Speter} 2065114987Speter#endif 2066114987Speter 2067151582Sps#ifdef COMPAT_43 2068151720Speterstruct osigaction32 { 2069151582Sps u_int32_t sa_u; 2070151582Sps osigset_t sa_mask; 2071151582Sps int sa_flags; 2072151582Sps}; 2073151582Sps 2074151582Sps#define ONSIG 32 2075151582Sps 2076140481Spsint 2077151720Speterofreebsd32_sigaction(struct thread *td, 2078151720Speter struct ofreebsd32_sigaction_args *uap) 2079151582Sps{ 2080151720Speter struct osigaction32 s32; 2081151582Sps struct sigaction sa, osa, *sap; 2082151582Sps int error; 2083151582Sps 2084151582Sps if (uap->signum <= 0 || uap->signum >= ONSIG) 2085151582Sps return (EINVAL); 2086151582Sps 2087151582Sps if (uap->nsa) { 2088151582Sps error = copyin(uap->nsa, &s32, sizeof(s32)); 2089151582Sps if (error) 2090151582Sps return (error); 2091151582Sps sa.sa_handler = PTRIN(s32.sa_u); 2092151582Sps CP(s32, sa, sa_flags); 2093151582Sps OSIG2SIG(s32.sa_mask, sa.sa_mask); 2094151582Sps sap = &sa; 2095151582Sps } else 2096151582Sps sap = NULL; 2097151582Sps error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET); 2098151582Sps if (error == 0 && uap->osa != NULL) { 2099151582Sps s32.sa_u = PTROUT(osa.sa_handler); 2100151582Sps CP(osa, s32, sa_flags); 2101151582Sps SIG2OSIG(osa.sa_mask, s32.sa_mask); 2102151582Sps error = copyout(&s32, uap->osa, sizeof(s32)); 2103151582Sps } 2104151582Sps return (error); 2105151582Sps} 2106151582Sps 2107151582Spsint 2108151720Speterofreebsd32_sigprocmask(struct thread *td, 2109151720Speter struct ofreebsd32_sigprocmask_args *uap) 2110151582Sps{ 2111151582Sps sigset_t set, oset; 2112151582Sps int error; 2113151582Sps 2114151582Sps OSIG2SIG(uap->mask, set); 2115198507Skib error = kern_sigprocmask(td, uap->how, &set, &oset, SIGPROCMASK_OLD); 2116151582Sps SIG2OSIG(oset, td->td_retval[0]); 2117151582Sps return (error); 2118151582Sps} 2119151582Sps 2120151582Spsint 2121151720Speterofreebsd32_sigpending(struct thread *td, 2122151720Speter struct ofreebsd32_sigpending_args *uap) 2123151582Sps{ 2124151582Sps struct proc *p = td->td_proc; 2125151582Sps sigset_t siglist; 2126151582Sps 2127151582Sps PROC_LOCK(p); 2128151582Sps siglist = p->p_siglist; 2129151582Sps SIGSETOR(siglist, td->td_siglist); 2130151582Sps PROC_UNLOCK(p); 2131151582Sps SIG2OSIG(siglist, td->td_retval[0]); 2132151582Sps return (0); 2133151582Sps} 2134151582Sps 2135151582Spsstruct sigvec32 { 2136151582Sps u_int32_t sv_handler; 2137151582Sps int sv_mask; 2138151582Sps int sv_flags; 2139151582Sps}; 2140151582Sps 2141151582Spsint 2142151720Speterofreebsd32_sigvec(struct thread *td, 2143151720Speter struct ofreebsd32_sigvec_args *uap) 2144151582Sps{ 2145151582Sps struct sigvec32 vec; 2146151582Sps struct sigaction sa, osa, *sap; 2147151582Sps int error; 2148151582Sps 2149151582Sps if (uap->signum <= 0 || uap->signum >= ONSIG) 2150151582Sps return (EINVAL); 2151151582Sps 2152151582Sps if (uap->nsv) { 2153151582Sps error = copyin(uap->nsv, &vec, sizeof(vec)); 2154151582Sps if (error) 2155151582Sps return (error); 2156151582Sps sa.sa_handler = PTRIN(vec.sv_handler); 2157151582Sps OSIG2SIG(vec.sv_mask, sa.sa_mask); 2158151582Sps sa.sa_flags = vec.sv_flags; 2159151582Sps sa.sa_flags ^= SA_RESTART; 2160151582Sps sap = &sa; 2161151582Sps } else 2162151582Sps sap = NULL; 2163151582Sps error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET); 2164151582Sps if (error == 0 && uap->osv != NULL) { 2165151582Sps vec.sv_handler = PTROUT(osa.sa_handler); 2166151582Sps SIG2OSIG(osa.sa_mask, vec.sv_mask); 2167151582Sps vec.sv_flags = osa.sa_flags; 2168151582Sps vec.sv_flags &= ~SA_NOCLDWAIT; 2169151582Sps vec.sv_flags ^= SA_RESTART; 2170151582Sps error = copyout(&vec, uap->osv, sizeof(vec)); 2171151582Sps } 2172151582Sps return (error); 2173151582Sps} 2174151582Sps 2175151582Spsint 2176151720Speterofreebsd32_sigblock(struct thread *td, 2177151720Speter struct ofreebsd32_sigblock_args *uap) 2178151582Sps{ 2179198507Skib sigset_t set, oset; 2180151582Sps 2181151582Sps OSIG2SIG(uap->mask, set); 2182198507Skib kern_sigprocmask(td, SIG_BLOCK, &set, &oset, 0); 2183198507Skib SIG2OSIG(oset, td->td_retval[0]); 2184151582Sps return (0); 2185151582Sps} 2186151582Sps 2187151582Spsint 2188151720Speterofreebsd32_sigsetmask(struct thread *td, 2189151720Speter struct ofreebsd32_sigsetmask_args *uap) 2190151582Sps{ 2191198507Skib sigset_t set, oset; 2192151582Sps 2193151582Sps OSIG2SIG(uap->mask, set); 2194198507Skib kern_sigprocmask(td, SIG_SETMASK, &set, &oset, 0); 2195198507Skib SIG2OSIG(oset, td->td_retval[0]); 2196151582Sps return (0); 2197151582Sps} 2198151582Sps 2199151582Spsint 2200151720Speterofreebsd32_sigsuspend(struct thread *td, 2201151720Speter struct ofreebsd32_sigsuspend_args *uap) 2202151582Sps{ 2203151582Sps sigset_t mask; 2204151582Sps 2205151582Sps OSIG2SIG(uap->mask, mask); 2206198506Skib return (kern_sigsuspend(td, mask)); 2207151582Sps} 2208151582Sps 2209151582Spsstruct sigstack32 { 2210151582Sps u_int32_t ss_sp; 2211151582Sps int ss_onstack; 2212151582Sps}; 2213151582Sps 2214151582Spsint 2215151720Speterofreebsd32_sigstack(struct thread *td, 2216151720Speter struct ofreebsd32_sigstack_args *uap) 2217151582Sps{ 2218151582Sps struct sigstack32 s32; 2219151582Sps struct sigstack nss, oss; 2220170870Smjacob int error = 0, unss; 2221151582Sps 2222151582Sps if (uap->nss != NULL) { 2223151582Sps error = copyin(uap->nss, &s32, sizeof(s32)); 2224151582Sps if (error) 2225151582Sps return (error); 2226151582Sps nss.ss_sp = PTRIN(s32.ss_sp); 2227151582Sps CP(s32, nss, ss_onstack); 2228170870Smjacob unss = 1; 2229170870Smjacob } else { 2230170870Smjacob unss = 0; 2231151582Sps } 2232151582Sps oss.ss_sp = td->td_sigstk.ss_sp; 2233151582Sps oss.ss_onstack = sigonstack(cpu_getstack(td)); 2234170870Smjacob if (unss) { 2235151582Sps td->td_sigstk.ss_sp = nss.ss_sp; 2236151582Sps td->td_sigstk.ss_size = 0; 2237170870Smjacob td->td_sigstk.ss_flags |= (nss.ss_onstack & SS_ONSTACK); 2238151582Sps td->td_pflags |= TDP_ALTSTACK; 2239151582Sps } 2240151582Sps if (uap->oss != NULL) { 2241151582Sps s32.ss_sp = PTROUT(oss.ss_sp); 2242151582Sps CP(oss, s32, ss_onstack); 2243151582Sps error = copyout(&s32, uap->oss, sizeof(s32)); 2244151582Sps } 2245151582Sps return (error); 2246151582Sps} 2247151582Sps#endif 2248151582Sps 2249151582Spsint 2250140481Spsfreebsd32_nanosleep(struct thread *td, struct freebsd32_nanosleep_args *uap) 2251140481Sps{ 2252140481Sps struct timespec32 rmt32, rqt32; 2253140481Sps struct timespec rmt, rqt; 2254140481Sps int error; 2255140481Sps 2256151355Sps error = copyin(uap->rqtp, &rqt32, sizeof(rqt32)); 2257140481Sps if (error) 2258140481Sps return (error); 2259140481Sps 2260140481Sps CP(rqt32, rqt, tv_sec); 2261140481Sps CP(rqt32, rqt, tv_nsec); 2262140481Sps 2263140481Sps if (uap->rmtp && 2264140481Sps !useracc((caddr_t)uap->rmtp, sizeof(rmt), VM_PROT_WRITE)) 2265140481Sps return (EFAULT); 2266140481Sps error = kern_nanosleep(td, &rqt, &rmt); 2267140481Sps if (error && uap->rmtp) { 2268140481Sps int error2; 2269140481Sps 2270140481Sps CP(rmt, rmt32, tv_sec); 2271140481Sps CP(rmt, rmt32, tv_nsec); 2272140481Sps 2273151355Sps error2 = copyout(&rmt32, uap->rmtp, sizeof(rmt32)); 2274140481Sps if (error2) 2275140481Sps error = error2; 2276140481Sps } 2277140481Sps return (error); 2278140481Sps} 2279140481Sps 2280151357Spsint 2281151357Spsfreebsd32_clock_gettime(struct thread *td, 2282151357Sps struct freebsd32_clock_gettime_args *uap) 2283151357Sps{ 2284151357Sps struct timespec ats; 2285151357Sps struct timespec32 ats32; 2286151357Sps int error; 2287151357Sps 2288151357Sps error = kern_clock_gettime(td, uap->clock_id, &ats); 2289151357Sps if (error == 0) { 2290151357Sps CP(ats, ats32, tv_sec); 2291151357Sps CP(ats, ats32, tv_nsec); 2292151357Sps error = copyout(&ats32, uap->tp, sizeof(ats32)); 2293151357Sps } 2294151357Sps return (error); 2295151357Sps} 2296151357Sps 2297151357Spsint 2298151357Spsfreebsd32_clock_settime(struct thread *td, 2299151357Sps struct freebsd32_clock_settime_args *uap) 2300151357Sps{ 2301151357Sps struct timespec ats; 2302151357Sps struct timespec32 ats32; 2303151357Sps int error; 2304151357Sps 2305151357Sps error = copyin(uap->tp, &ats32, sizeof(ats32)); 2306151357Sps if (error) 2307151357Sps return (error); 2308151357Sps CP(ats32, ats, tv_sec); 2309151357Sps CP(ats32, ats, tv_nsec); 2310151357Sps 2311151357Sps return (kern_clock_settime(td, uap->clock_id, &ats)); 2312151357Sps} 2313151357Sps 2314151357Spsint 2315151357Spsfreebsd32_clock_getres(struct thread *td, 2316151357Sps struct freebsd32_clock_getres_args *uap) 2317151357Sps{ 2318151357Sps struct timespec ts; 2319151357Sps struct timespec32 ts32; 2320151357Sps int error; 2321151357Sps 2322151357Sps if (uap->tp == NULL) 2323151357Sps return (0); 2324151357Sps error = kern_clock_getres(td, uap->clock_id, &ts); 2325151357Sps if (error == 0) { 2326151357Sps CP(ts, ts32, tv_sec); 2327151357Sps CP(ts, ts32, tv_nsec); 2328151357Sps error = copyout(&ts32, uap->tp, sizeof(ts32)); 2329151357Sps } 2330151357Sps return (error); 2331151357Sps} 2332151357Sps 2333253530Skibint freebsd32_ktimer_create(struct thread *td, 2334253530Skib struct freebsd32_ktimer_create_args *uap) 2335253530Skib{ 2336253530Skib struct sigevent32 ev32; 2337253530Skib struct sigevent ev, *evp; 2338253530Skib int error, id; 2339253530Skib 2340253530Skib if (uap->evp == NULL) { 2341253530Skib evp = NULL; 2342253530Skib } else { 2343253530Skib evp = &ev; 2344253530Skib error = copyin(uap->evp, &ev32, sizeof(ev32)); 2345253530Skib if (error != 0) 2346253530Skib return (error); 2347253530Skib error = convert_sigevent32(&ev32, &ev); 2348253530Skib if (error != 0) 2349253530Skib return (error); 2350253530Skib } 2351253530Skib error = kern_ktimer_create(td, uap->clock_id, evp, &id, -1); 2352253530Skib if (error == 0) { 2353253530Skib error = copyout(&id, uap->timerid, sizeof(int)); 2354253530Skib if (error != 0) 2355253530Skib kern_ktimer_delete(td, id); 2356253530Skib } 2357253530Skib return (error); 2358253530Skib} 2359253530Skib 2360162551Sdavidxuint 2361253530Skibfreebsd32_ktimer_settime(struct thread *td, 2362253530Skib struct freebsd32_ktimer_settime_args *uap) 2363253530Skib{ 2364253530Skib struct itimerspec32 val32, oval32; 2365253530Skib struct itimerspec val, oval, *ovalp; 2366253530Skib int error; 2367253530Skib 2368253530Skib error = copyin(uap->value, &val32, sizeof(val32)); 2369253530Skib if (error != 0) 2370253530Skib return (error); 2371253530Skib ITS_CP(val32, val); 2372253530Skib ovalp = uap->ovalue != NULL ? &oval : NULL; 2373253530Skib error = kern_ktimer_settime(td, uap->timerid, uap->flags, &val, ovalp); 2374253530Skib if (error == 0 && uap->ovalue != NULL) { 2375253530Skib ITS_CP(oval, oval32); 2376253530Skib error = copyout(&oval32, uap->ovalue, sizeof(oval32)); 2377253530Skib } 2378253530Skib return (error); 2379253530Skib} 2380253530Skib 2381253530Skibint 2382253530Skibfreebsd32_ktimer_gettime(struct thread *td, 2383253530Skib struct freebsd32_ktimer_gettime_args *uap) 2384253530Skib{ 2385253530Skib struct itimerspec32 val32; 2386253530Skib struct itimerspec val; 2387253530Skib int error; 2388253530Skib 2389253530Skib error = kern_ktimer_gettime(td, uap->timerid, &val); 2390253530Skib if (error == 0) { 2391253530Skib ITS_CP(val, val32); 2392253530Skib error = copyout(&val32, uap->value, sizeof(val32)); 2393253530Skib } 2394253530Skib return (error); 2395253530Skib} 2396253530Skib 2397253530Skibint 2398253494Skibfreebsd32_clock_getcpuclockid2(struct thread *td, 2399253494Skib struct freebsd32_clock_getcpuclockid2_args *uap) 2400253494Skib{ 2401253494Skib clockid_t clk_id; 2402253494Skib int error; 2403253494Skib 2404253494Skib error = kern_clock_getcpuclockid2(td, PAIR32TO64(id_t, uap->id), 2405253494Skib uap->which, &clk_id); 2406253494Skib if (error == 0) 2407253494Skib error = copyout(&clk_id, uap->clock_id, sizeof(clockid_t)); 2408253494Skib return (error); 2409253494Skib} 2410253494Skib 2411253494Skibint 2412162551Sdavidxufreebsd32_thr_new(struct thread *td, 2413162551Sdavidxu struct freebsd32_thr_new_args *uap) 2414162551Sdavidxu{ 2415162551Sdavidxu struct thr_param32 param32; 2416162551Sdavidxu struct thr_param param; 2417162551Sdavidxu int error; 2418162551Sdavidxu 2419162551Sdavidxu if (uap->param_size < 0 || 2420162551Sdavidxu uap->param_size > sizeof(struct thr_param32)) 2421162551Sdavidxu return (EINVAL); 2422162551Sdavidxu bzero(¶m, sizeof(struct thr_param)); 2423162551Sdavidxu bzero(¶m32, sizeof(struct thr_param32)); 2424162551Sdavidxu error = copyin(uap->param, ¶m32, uap->param_size); 2425162551Sdavidxu if (error != 0) 2426162551Sdavidxu return (error); 2427162551Sdavidxu param.start_func = PTRIN(param32.start_func); 2428162551Sdavidxu param.arg = PTRIN(param32.arg); 2429162551Sdavidxu param.stack_base = PTRIN(param32.stack_base); 2430162551Sdavidxu param.stack_size = param32.stack_size; 2431162551Sdavidxu param.tls_base = PTRIN(param32.tls_base); 2432162551Sdavidxu param.tls_size = param32.tls_size; 2433162551Sdavidxu param.child_tid = PTRIN(param32.child_tid); 2434162551Sdavidxu param.parent_tid = PTRIN(param32.parent_tid); 2435162551Sdavidxu param.flags = param32.flags; 2436162551Sdavidxu param.rtp = PTRIN(param32.rtp); 2437162551Sdavidxu param.spare[0] = PTRIN(param32.spare[0]); 2438162551Sdavidxu param.spare[1] = PTRIN(param32.spare[1]); 2439162551Sdavidxu param.spare[2] = PTRIN(param32.spare[2]); 2440162551Sdavidxu 2441162551Sdavidxu return (kern_thr_new(td, ¶m)); 2442162551Sdavidxu} 2443162551Sdavidxu 2444162551Sdavidxuint 2445162551Sdavidxufreebsd32_thr_suspend(struct thread *td, struct freebsd32_thr_suspend_args *uap) 2446162551Sdavidxu{ 2447162551Sdavidxu struct timespec32 ts32; 2448162551Sdavidxu struct timespec ts, *tsp; 2449162551Sdavidxu int error; 2450162551Sdavidxu 2451162551Sdavidxu error = 0; 2452162551Sdavidxu tsp = NULL; 2453162551Sdavidxu if (uap->timeout != NULL) { 2454162551Sdavidxu error = copyin((const void *)uap->timeout, (void *)&ts32, 2455162551Sdavidxu sizeof(struct timespec32)); 2456162551Sdavidxu if (error != 0) 2457162551Sdavidxu return (error); 2458162551Sdavidxu ts.tv_sec = ts32.tv_sec; 2459162551Sdavidxu ts.tv_nsec = ts32.tv_nsec; 2460162551Sdavidxu tsp = &ts; 2461162551Sdavidxu } 2462162551Sdavidxu return (kern_thr_suspend(td, tsp)); 2463162551Sdavidxu} 2464162551Sdavidxu 2465163018Sdavidxuvoid 2466209687Skibsiginfo_to_siginfo32(const siginfo_t *src, struct siginfo32 *dst) 2467163018Sdavidxu{ 2468163018Sdavidxu bzero(dst, sizeof(*dst)); 2469163018Sdavidxu dst->si_signo = src->si_signo; 2470163018Sdavidxu dst->si_errno = src->si_errno; 2471163018Sdavidxu dst->si_code = src->si_code; 2472163018Sdavidxu dst->si_pid = src->si_pid; 2473163018Sdavidxu dst->si_uid = src->si_uid; 2474163018Sdavidxu dst->si_status = src->si_status; 2475184829Speter dst->si_addr = (uintptr_t)src->si_addr; 2476253525Skib dst->si_value.sival_int = src->si_value.sival_int; 2477163018Sdavidxu dst->si_timerid = src->si_timerid; 2478163018Sdavidxu dst->si_overrun = src->si_overrun; 2479163018Sdavidxu} 2480163018Sdavidxu 2481163018Sdavidxuint 2482163018Sdavidxufreebsd32_sigtimedwait(struct thread *td, struct freebsd32_sigtimedwait_args *uap) 2483163018Sdavidxu{ 2484163018Sdavidxu struct timespec32 ts32; 2485163018Sdavidxu struct timespec ts; 2486163018Sdavidxu struct timespec *timeout; 2487163018Sdavidxu sigset_t set; 2488163018Sdavidxu ksiginfo_t ksi; 2489163018Sdavidxu struct siginfo32 si32; 2490163018Sdavidxu int error; 2491163018Sdavidxu 2492163018Sdavidxu if (uap->timeout) { 2493163018Sdavidxu error = copyin(uap->timeout, &ts32, sizeof(ts32)); 2494163018Sdavidxu if (error) 2495163018Sdavidxu return (error); 2496163018Sdavidxu ts.tv_sec = ts32.tv_sec; 2497163018Sdavidxu ts.tv_nsec = ts32.tv_nsec; 2498163018Sdavidxu timeout = &ts; 2499163018Sdavidxu } else 2500163018Sdavidxu timeout = NULL; 2501163018Sdavidxu 2502163018Sdavidxu error = copyin(uap->set, &set, sizeof(set)); 2503163018Sdavidxu if (error) 2504163018Sdavidxu return (error); 2505163018Sdavidxu 2506163018Sdavidxu error = kern_sigtimedwait(td, set, &ksi, timeout); 2507163018Sdavidxu if (error) 2508163018Sdavidxu return (error); 2509163018Sdavidxu 2510163018Sdavidxu if (uap->info) { 2511163018Sdavidxu siginfo_to_siginfo32(&ksi.ksi_info, &si32); 2512163018Sdavidxu error = copyout(&si32, uap->info, sizeof(struct siginfo32)); 2513163018Sdavidxu } 2514163018Sdavidxu 2515163018Sdavidxu if (error == 0) 2516163018Sdavidxu td->td_retval[0] = ksi.ksi_signo; 2517163018Sdavidxu return (error); 2518163018Sdavidxu} 2519163018Sdavidxu 2520163018Sdavidxu/* 2521163018Sdavidxu * MPSAFE 2522163018Sdavidxu */ 2523163018Sdavidxuint 2524163018Sdavidxufreebsd32_sigwaitinfo(struct thread *td, struct freebsd32_sigwaitinfo_args *uap) 2525163018Sdavidxu{ 2526163018Sdavidxu ksiginfo_t ksi; 2527163018Sdavidxu struct siginfo32 si32; 2528163018Sdavidxu sigset_t set; 2529163018Sdavidxu int error; 2530163018Sdavidxu 2531163018Sdavidxu error = copyin(uap->set, &set, sizeof(set)); 2532163018Sdavidxu if (error) 2533163018Sdavidxu return (error); 2534163018Sdavidxu 2535163018Sdavidxu error = kern_sigtimedwait(td, set, &ksi, NULL); 2536163018Sdavidxu if (error) 2537163018Sdavidxu return (error); 2538163018Sdavidxu 2539163018Sdavidxu if (uap->info) { 2540163018Sdavidxu siginfo_to_siginfo32(&ksi.ksi_info, &si32); 2541163018Sdavidxu error = copyout(&si32, uap->info, sizeof(struct siginfo32)); 2542163018Sdavidxu } 2543163018Sdavidxu if (error == 0) 2544163018Sdavidxu td->td_retval[0] = ksi.ksi_signo; 2545163018Sdavidxu return (error); 2546163018Sdavidxu} 2547163018Sdavidxu 2548180433Sbrooksint 2549180433Sbrooksfreebsd32_cpuset_setid(struct thread *td, 2550180433Sbrooks struct freebsd32_cpuset_setid_args *uap) 2551180433Sbrooks{ 2552180433Sbrooks struct cpuset_setid_args ap; 2553180433Sbrooks 2554180433Sbrooks ap.which = uap->which; 2555205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2556180433Sbrooks ap.setid = uap->setid; 2557180433Sbrooks 2558225617Skmacy return (sys_cpuset_setid(td, &ap)); 2559180433Sbrooks} 2560180433Sbrooks 2561180433Sbrooksint 2562180433Sbrooksfreebsd32_cpuset_getid(struct thread *td, 2563180433Sbrooks struct freebsd32_cpuset_getid_args *uap) 2564180433Sbrooks{ 2565180433Sbrooks struct cpuset_getid_args ap; 2566180433Sbrooks 2567180433Sbrooks ap.level = uap->level; 2568180433Sbrooks ap.which = uap->which; 2569205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2570180433Sbrooks ap.setid = uap->setid; 2571180433Sbrooks 2572225617Skmacy return (sys_cpuset_getid(td, &ap)); 2573180433Sbrooks} 2574180433Sbrooks 2575180433Sbrooksint 2576180433Sbrooksfreebsd32_cpuset_getaffinity(struct thread *td, 2577180433Sbrooks struct freebsd32_cpuset_getaffinity_args *uap) 2578180433Sbrooks{ 2579180433Sbrooks struct cpuset_getaffinity_args ap; 2580180433Sbrooks 2581180433Sbrooks ap.level = uap->level; 2582180433Sbrooks ap.which = uap->which; 2583205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2584180433Sbrooks ap.cpusetsize = uap->cpusetsize; 2585180433Sbrooks ap.mask = uap->mask; 2586180433Sbrooks 2587225617Skmacy return (sys_cpuset_getaffinity(td, &ap)); 2588180433Sbrooks} 2589180433Sbrooks 2590180433Sbrooksint 2591180433Sbrooksfreebsd32_cpuset_setaffinity(struct thread *td, 2592180433Sbrooks struct freebsd32_cpuset_setaffinity_args *uap) 2593180433Sbrooks{ 2594180433Sbrooks struct cpuset_setaffinity_args ap; 2595180433Sbrooks 2596180433Sbrooks ap.level = uap->level; 2597180433Sbrooks ap.which = uap->which; 2598205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2599180433Sbrooks ap.cpusetsize = uap->cpusetsize; 2600180433Sbrooks ap.mask = uap->mask; 2601180433Sbrooks 2602225617Skmacy return (sys_cpuset_setaffinity(td, &ap)); 2603180433Sbrooks} 2604180433Sbrooks 2605183188Sobrienint 2606183188Sobrienfreebsd32_nmount(struct thread *td, 2607183188Sobrien struct freebsd32_nmount_args /* { 2608183188Sobrien struct iovec *iovp; 2609183188Sobrien unsigned int iovcnt; 2610183188Sobrien int flags; 2611183188Sobrien } */ *uap) 2612183188Sobrien{ 2613183188Sobrien struct uio *auio; 2614230249Smckusick uint64_t flags; 2615189290Sjamie int error; 2616183188Sobrien 2617230249Smckusick /* 2618230249Smckusick * Mount flags are now 64-bits. On 32-bit archtectures only 2619230249Smckusick * 32-bits are passed in, but from here on everything handles 2620230249Smckusick * 64-bit flags correctly. 2621230249Smckusick */ 2622230249Smckusick flags = uap->flags; 2623183188Sobrien 2624230249Smckusick AUDIT_ARG_FFLAGS(flags); 2625230249Smckusick 2626183188Sobrien /* 2627183188Sobrien * Filter out MNT_ROOTFS. We do not want clients of nmount() in 2628183188Sobrien * userspace to set this flag, but we must filter it out if we want 2629183188Sobrien * MNT_UPDATE on the root file system to work. 2630215747Spluknet * MNT_ROOTFS should only be set by the kernel when mounting its 2631215747Spluknet * root file system. 2632183188Sobrien */ 2633230249Smckusick flags &= ~MNT_ROOTFS; 2634183188Sobrien 2635183188Sobrien /* 2636183188Sobrien * check that we have an even number of iovec's 2637183188Sobrien * and that we have at least two options. 2638183188Sobrien */ 2639183188Sobrien if ((uap->iovcnt & 1) || (uap->iovcnt < 4)) 2640183188Sobrien return (EINVAL); 2641183188Sobrien 2642183188Sobrien error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 2643183188Sobrien if (error) 2644183188Sobrien return (error); 2645230249Smckusick error = vfs_donmount(td, flags, auio); 2646183188Sobrien 2647183188Sobrien free(auio, M_IOV); 2648183188Sobrien return error; 2649183188Sobrien} 2650183188Sobrien 2651100384Speter#if 0 2652100384Speterint 2653119333Speterfreebsd32_xxx(struct thread *td, struct freebsd32_xxx_args *uap) 2654100384Speter{ 2655100384Speter struct yyy32 *p32, s32; 2656100384Speter struct yyy *p = NULL, s; 2657183044Sobrien struct xxx_arg ap; 2658183044Sobrien int error; 2659100384Speter 2660147654Sjhb if (uap->zzz) { 2661147654Sjhb error = copyin(uap->zzz, &s32, sizeof(s32)); 2662100384Speter if (error) 2663100384Speter return (error); 2664100384Speter /* translate in */ 2665147654Sjhb p = &s; 2666100384Speter } 2667147654Sjhb error = kern_xxx(td, p); 2668100384Speter if (error) 2669100384Speter return (error); 2670147654Sjhb if (uap->zzz) { 2671100384Speter /* translate out */ 2672100384Speter error = copyout(&s32, p32, sizeof(s32)); 2673100384Speter } 2674100384Speter return (error); 2675100384Speter} 2676100384Speter#endif 2677183365Sjhb 2678183365Sjhbint 2679183365Sjhbsyscall32_register(int *offset, struct sysent *new_sysent, 2680183365Sjhb struct sysent *old_sysent) 2681183365Sjhb{ 2682183365Sjhb if (*offset == NO_SYSCALL) { 2683183365Sjhb int i; 2684183365Sjhb 2685183365Sjhb for (i = 1; i < SYS_MAXSYSCALL; ++i) 2686183365Sjhb if (freebsd32_sysent[i].sy_call == 2687183365Sjhb (sy_call_t *)lkmnosys) 2688183365Sjhb break; 2689183365Sjhb if (i == SYS_MAXSYSCALL) 2690183365Sjhb return (ENFILE); 2691183365Sjhb *offset = i; 2692183365Sjhb } else if (*offset < 0 || *offset >= SYS_MAXSYSCALL) 2693183365Sjhb return (EINVAL); 2694183365Sjhb else if (freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmnosys && 2695183365Sjhb freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmressys) 2696183365Sjhb return (EEXIST); 2697183365Sjhb 2698183365Sjhb *old_sysent = freebsd32_sysent[*offset]; 2699183365Sjhb freebsd32_sysent[*offset] = *new_sysent; 2700183365Sjhb return 0; 2701183365Sjhb} 2702183365Sjhb 2703183365Sjhbint 2704183365Sjhbsyscall32_deregister(int *offset, struct sysent *old_sysent) 2705183365Sjhb{ 2706183365Sjhb 2707183365Sjhb if (*offset) 2708183365Sjhb freebsd32_sysent[*offset] = *old_sysent; 2709183365Sjhb return 0; 2710183365Sjhb} 2711183365Sjhb 2712183365Sjhbint 2713183365Sjhbsyscall32_module_handler(struct module *mod, int what, void *arg) 2714183365Sjhb{ 2715183365Sjhb struct syscall_module_data *data = (struct syscall_module_data*)arg; 2716183365Sjhb modspecific_t ms; 2717183365Sjhb int error; 2718183365Sjhb 2719183365Sjhb switch (what) { 2720183365Sjhb case MOD_LOAD: 2721183365Sjhb error = syscall32_register(data->offset, data->new_sysent, 2722183365Sjhb &data->old_sysent); 2723183365Sjhb if (error) { 2724183365Sjhb /* Leave a mark so we know to safely unload below. */ 2725183365Sjhb data->offset = NULL; 2726183365Sjhb return error; 2727183365Sjhb } 2728183365Sjhb ms.intval = *data->offset; 2729183365Sjhb MOD_XLOCK; 2730183365Sjhb module_setspecific(mod, &ms); 2731183365Sjhb MOD_XUNLOCK; 2732183365Sjhb if (data->chainevh) 2733183365Sjhb error = data->chainevh(mod, what, data->chainarg); 2734183365Sjhb return (error); 2735183365Sjhb case MOD_UNLOAD: 2736183365Sjhb /* 2737183365Sjhb * MOD_LOAD failed, so just return without calling the 2738183365Sjhb * chained handler since we didn't pass along the MOD_LOAD 2739183365Sjhb * event. 2740183365Sjhb */ 2741183365Sjhb if (data->offset == NULL) 2742183365Sjhb return (0); 2743183365Sjhb if (data->chainevh) { 2744183365Sjhb error = data->chainevh(mod, what, data->chainarg); 2745183365Sjhb if (error) 2746183365Sjhb return (error); 2747183365Sjhb } 2748185589Sjhb error = syscall32_deregister(data->offset, &data->old_sysent); 2749183365Sjhb return (error); 2750183365Sjhb default: 2751183365Sjhb error = EOPNOTSUPP; 2752183365Sjhb if (data->chainevh) 2753183365Sjhb error = data->chainevh(mod, what, data->chainarg); 2754183365Sjhb return (error); 2755183365Sjhb } 2756183365Sjhb} 2757205014Snwhitehorn 2758205321Skibint 2759205321Skibsyscall32_helper_register(struct syscall_helper_data *sd) 2760205321Skib{ 2761205321Skib struct syscall_helper_data *sd1; 2762205321Skib int error; 2763205321Skib 2764205321Skib for (sd1 = sd; sd1->syscall_no != NO_SYSCALL; sd1++) { 2765205321Skib error = syscall32_register(&sd1->syscall_no, &sd1->new_sysent, 2766205321Skib &sd1->old_sysent); 2767205321Skib if (error != 0) { 2768205321Skib syscall32_helper_unregister(sd); 2769205321Skib return (error); 2770205321Skib } 2771205321Skib sd1->registered = 1; 2772205321Skib } 2773205321Skib return (0); 2774205321Skib} 2775205321Skib 2776205321Skibint 2777205321Skibsyscall32_helper_unregister(struct syscall_helper_data *sd) 2778205321Skib{ 2779205321Skib struct syscall_helper_data *sd1; 2780205321Skib 2781205321Skib for (sd1 = sd; sd1->registered != 0; sd1++) { 2782205321Skib syscall32_deregister(&sd1->syscall_no, &sd1->old_sysent); 2783205321Skib sd1->registered = 0; 2784205321Skib } 2785205321Skib return (0); 2786205321Skib} 2787205321Skib 2788205014Snwhitehornregister_t * 2789205014Snwhitehornfreebsd32_copyout_strings(struct image_params *imgp) 2790205014Snwhitehorn{ 2791211412Skib int argc, envc, i; 2792205014Snwhitehorn u_int32_t *vectp; 2793205014Snwhitehorn char *stringp, *destp; 2794205014Snwhitehorn u_int32_t *stack_base; 2795205014Snwhitehorn struct freebsd32_ps_strings *arginfo; 2796211412Skib char canary[sizeof(long) * 8]; 2797211412Skib int32_t pagesizes32[MAXPAGESIZES]; 2798205014Snwhitehorn size_t execpath_len; 2799205014Snwhitehorn int szsigcode; 2800205014Snwhitehorn 2801205014Snwhitehorn /* 2802205014Snwhitehorn * Calculate string base and vector table pointers. 2803205014Snwhitehorn * Also deal with signal trampoline code for this exec type. 2804205014Snwhitehorn */ 2805205014Snwhitehorn if (imgp->execpath != NULL && imgp->auxargs != NULL) 2806205014Snwhitehorn execpath_len = strlen(imgp->execpath) + 1; 2807205014Snwhitehorn else 2808205014Snwhitehorn execpath_len = 0; 2809211006Skib arginfo = (struct freebsd32_ps_strings *)curproc->p_sysent-> 2810211006Skib sv_psstrings; 2811217151Skib if (imgp->proc->p_sysent->sv_sigcode_base == 0) 2812217151Skib szsigcode = *(imgp->proc->p_sysent->sv_szsigcode); 2813217151Skib else 2814217151Skib szsigcode = 0; 2815205014Snwhitehorn destp = (caddr_t)arginfo - szsigcode - SPARE_USRSPACE - 2816211412Skib roundup(execpath_len, sizeof(char *)) - 2817211412Skib roundup(sizeof(canary), sizeof(char *)) - 2818211412Skib roundup(sizeof(pagesizes32), sizeof(char *)) - 2819211412Skib roundup((ARG_MAX - imgp->args->stringspace), sizeof(char *)); 2820205014Snwhitehorn 2821205014Snwhitehorn /* 2822205014Snwhitehorn * install sigcode 2823205014Snwhitehorn */ 2824217151Skib if (szsigcode != 0) 2825205014Snwhitehorn copyout(imgp->proc->p_sysent->sv_sigcode, 2826205014Snwhitehorn ((caddr_t)arginfo - szsigcode), szsigcode); 2827205014Snwhitehorn 2828205014Snwhitehorn /* 2829205014Snwhitehorn * Copy the image path for the rtld. 2830205014Snwhitehorn */ 2831205014Snwhitehorn if (execpath_len != 0) { 2832205014Snwhitehorn imgp->execpathp = (uintptr_t)arginfo - szsigcode - execpath_len; 2833205014Snwhitehorn copyout(imgp->execpath, (void *)imgp->execpathp, 2834205014Snwhitehorn execpath_len); 2835205014Snwhitehorn } 2836205014Snwhitehorn 2837205014Snwhitehorn /* 2838211412Skib * Prepare the canary for SSP. 2839211412Skib */ 2840211412Skib arc4rand(canary, sizeof(canary), 0); 2841211412Skib imgp->canary = (uintptr_t)arginfo - szsigcode - execpath_len - 2842211412Skib sizeof(canary); 2843211412Skib copyout(canary, (void *)imgp->canary, sizeof(canary)); 2844211412Skib imgp->canarylen = sizeof(canary); 2845211412Skib 2846211412Skib /* 2847211412Skib * Prepare the pagesizes array. 2848211412Skib */ 2849211412Skib for (i = 0; i < MAXPAGESIZES; i++) 2850211412Skib pagesizes32[i] = (uint32_t)pagesizes[i]; 2851211412Skib imgp->pagesizes = (uintptr_t)arginfo - szsigcode - execpath_len - 2852211412Skib roundup(sizeof(canary), sizeof(char *)) - sizeof(pagesizes32); 2853211412Skib copyout(pagesizes32, (void *)imgp->pagesizes, sizeof(pagesizes32)); 2854211412Skib imgp->pagesizeslen = sizeof(pagesizes32); 2855211412Skib 2856211412Skib /* 2857205014Snwhitehorn * If we have a valid auxargs ptr, prepare some room 2858205014Snwhitehorn * on the stack. 2859205014Snwhitehorn */ 2860205014Snwhitehorn if (imgp->auxargs) { 2861205014Snwhitehorn /* 2862205014Snwhitehorn * 'AT_COUNT*2' is size for the ELF Auxargs data. This is for 2863205014Snwhitehorn * lower compatibility. 2864205014Snwhitehorn */ 2865205014Snwhitehorn imgp->auxarg_size = (imgp->auxarg_size) ? imgp->auxarg_size 2866205014Snwhitehorn : (AT_COUNT * 2); 2867205014Snwhitehorn /* 2868205014Snwhitehorn * The '+ 2' is for the null pointers at the end of each of 2869205014Snwhitehorn * the arg and env vector sets,and imgp->auxarg_size is room 2870205014Snwhitehorn * for argument of Runtime loader. 2871205014Snwhitehorn */ 2872205014Snwhitehorn vectp = (u_int32_t *) (destp - (imgp->args->argc + 2873205014Snwhitehorn imgp->args->envc + 2 + imgp->auxarg_size + execpath_len) * 2874205014Snwhitehorn sizeof(u_int32_t)); 2875205014Snwhitehorn } else 2876205014Snwhitehorn /* 2877205014Snwhitehorn * The '+ 2' is for the null pointers at the end of each of 2878205014Snwhitehorn * the arg and env vector sets 2879205014Snwhitehorn */ 2880205014Snwhitehorn vectp = (u_int32_t *) 2881205014Snwhitehorn (destp - (imgp->args->argc + imgp->args->envc + 2) * sizeof(u_int32_t)); 2882205014Snwhitehorn 2883205014Snwhitehorn /* 2884205014Snwhitehorn * vectp also becomes our initial stack base 2885205014Snwhitehorn */ 2886205014Snwhitehorn stack_base = vectp; 2887205014Snwhitehorn 2888205014Snwhitehorn stringp = imgp->args->begin_argv; 2889205014Snwhitehorn argc = imgp->args->argc; 2890205014Snwhitehorn envc = imgp->args->envc; 2891205014Snwhitehorn /* 2892205014Snwhitehorn * Copy out strings - arguments and environment. 2893205014Snwhitehorn */ 2894205014Snwhitehorn copyout(stringp, destp, ARG_MAX - imgp->args->stringspace); 2895205014Snwhitehorn 2896205014Snwhitehorn /* 2897205014Snwhitehorn * Fill in "ps_strings" struct for ps, w, etc. 2898205014Snwhitehorn */ 2899205014Snwhitehorn suword32(&arginfo->ps_argvstr, (u_int32_t)(intptr_t)vectp); 2900205014Snwhitehorn suword32(&arginfo->ps_nargvstr, argc); 2901205014Snwhitehorn 2902205014Snwhitehorn /* 2903205014Snwhitehorn * Fill in argument portion of vector table. 2904205014Snwhitehorn */ 2905205014Snwhitehorn for (; argc > 0; --argc) { 2906205014Snwhitehorn suword32(vectp++, (u_int32_t)(intptr_t)destp); 2907205014Snwhitehorn while (*stringp++ != 0) 2908205014Snwhitehorn destp++; 2909205014Snwhitehorn destp++; 2910205014Snwhitehorn } 2911205014Snwhitehorn 2912205014Snwhitehorn /* a null vector table pointer separates the argp's from the envp's */ 2913205014Snwhitehorn suword32(vectp++, 0); 2914205014Snwhitehorn 2915205014Snwhitehorn suword32(&arginfo->ps_envstr, (u_int32_t)(intptr_t)vectp); 2916205014Snwhitehorn suword32(&arginfo->ps_nenvstr, envc); 2917205014Snwhitehorn 2918205014Snwhitehorn /* 2919205014Snwhitehorn * Fill in environment portion of vector table. 2920205014Snwhitehorn */ 2921205014Snwhitehorn for (; envc > 0; --envc) { 2922205014Snwhitehorn suword32(vectp++, (u_int32_t)(intptr_t)destp); 2923205014Snwhitehorn while (*stringp++ != 0) 2924205014Snwhitehorn destp++; 2925205014Snwhitehorn destp++; 2926205014Snwhitehorn } 2927205014Snwhitehorn 2928205014Snwhitehorn /* end of vector table is a null pointer */ 2929205014Snwhitehorn suword32(vectp, 0); 2930205014Snwhitehorn 2931205014Snwhitehorn return ((register_t *)stack_base); 2932205014Snwhitehorn} 2933205014Snwhitehorn 2934220158Skibint 2935220158Skibfreebsd32_kldstat(struct thread *td, struct freebsd32_kldstat_args *uap) 2936220158Skib{ 2937220158Skib struct kld_file_stat stat; 2938220158Skib struct kld32_file_stat stat32; 2939220158Skib int error, version; 2940220158Skib 2941220158Skib if ((error = copyin(&uap->stat->version, &version, sizeof(version))) 2942220158Skib != 0) 2943220158Skib return (error); 2944220158Skib if (version != sizeof(struct kld32_file_stat_1) && 2945220158Skib version != sizeof(struct kld32_file_stat)) 2946220158Skib return (EINVAL); 2947220158Skib 2948220158Skib error = kern_kldstat(td, uap->fileid, &stat); 2949220158Skib if (error != 0) 2950220158Skib return (error); 2951220158Skib 2952220158Skib bcopy(&stat.name[0], &stat32.name[0], sizeof(stat.name)); 2953220158Skib CP(stat, stat32, refs); 2954220158Skib CP(stat, stat32, id); 2955220158Skib PTROUT_CP(stat, stat32, address); 2956220158Skib CP(stat, stat32, size); 2957220158Skib bcopy(&stat.pathname[0], &stat32.pathname[0], sizeof(stat.pathname)); 2958220158Skib return (copyout(&stat32, uap->stat, version)); 2959220158Skib} 2960220791Smdf 2961220791Smdfint 2962220791Smdffreebsd32_posix_fallocate(struct thread *td, 2963220791Smdf struct freebsd32_posix_fallocate_args *uap) 2964220791Smdf{ 2965220791Smdf 2966227502Sjhb return (kern_posix_fallocate(td, uap->fd, 2967227502Sjhb PAIR32TO64(off_t, uap->offset), PAIR32TO64(off_t, uap->len))); 2968220791Smdf} 2969227070Sjhb 2970227070Sjhbint 2971227070Sjhbfreebsd32_posix_fadvise(struct thread *td, 2972227070Sjhb struct freebsd32_posix_fadvise_args *uap) 2973227070Sjhb{ 2974227070Sjhb 2975227502Sjhb return (kern_posix_fadvise(td, uap->fd, PAIR32TO64(off_t, uap->offset), 2976227502Sjhb PAIR32TO64(off_t, uap->len), uap->advice)); 2977227070Sjhb} 2978253527Skib 2979253527Skibint 2980253527Skibconvert_sigevent32(struct sigevent32 *sig32, struct sigevent *sig) 2981253527Skib{ 2982253527Skib 2983253527Skib CP(*sig32, *sig, sigev_notify); 2984253527Skib switch (sig->sigev_notify) { 2985253527Skib case SIGEV_NONE: 2986253527Skib break; 2987253527Skib case SIGEV_THREAD_ID: 2988253527Skib CP(*sig32, *sig, sigev_notify_thread_id); 2989253527Skib /* FALLTHROUGH */ 2990253527Skib case SIGEV_SIGNAL: 2991253527Skib CP(*sig32, *sig, sigev_signo); 2992253527Skib PTRIN_CP(*sig32, *sig, sigev_value.sival_ptr); 2993253527Skib break; 2994253527Skib case SIGEV_KEVENT: 2995253527Skib CP(*sig32, *sig, sigev_notify_kqueue); 2996253527Skib CP(*sig32, *sig, sigev_notify_kevent_flags); 2997253527Skib PTRIN_CP(*sig32, *sig, sigev_value.sival_ptr); 2998253527Skib break; 2999253527Skib default: 3000253527Skib return (EINVAL); 3001253527Skib } 3002253527Skib return (0); 3003253527Skib} 3004255708Sjhb 3005255708Sjhbint 3006255708Sjhbfreebsd32_procctl(struct thread *td, struct freebsd32_procctl_args *uap) 3007255708Sjhb{ 3008255708Sjhb void *data; 3009255708Sjhb int error, flags; 3010255708Sjhb 3011255708Sjhb switch (uap->com) { 3012255708Sjhb case PROC_SPROTECT: 3013255708Sjhb error = copyin(PTRIN(uap->data), &flags, sizeof(flags)); 3014255708Sjhb if (error) 3015255708Sjhb return (error); 3016255708Sjhb data = &flags; 3017255708Sjhb break; 3018255708Sjhb default: 3019255708Sjhb return (EINVAL); 3020255708Sjhb } 3021255708Sjhb return (kern_procctl(td, uap->idtype, PAIR32TO64(id_t, uap->id), 3022255708Sjhb uap->com, data)); 3023255708Sjhb} 3024