freebsd32_misc.c revision 255426
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 255426 2013-09-09 18:11:59Z 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> 59100384Speter#include <sys/reboot.h> 60100384Speter#include <sys/resource.h> 61100384Speter#include <sys/resourcevar.h> 62100384Speter#include <sys/selinfo.h> 63146950Sps#include <sys/eventvar.h> /* Must come after sys/selinfo.h */ 64100384Speter#include <sys/pipe.h> /* Must come after sys/selinfo.h */ 65100384Speter#include <sys/signal.h> 66100384Speter#include <sys/signalvar.h> 67100384Speter#include <sys/socket.h> 68100384Speter#include <sys/socketvar.h> 69100384Speter#include <sys/stat.h> 70150883Sjhb#include <sys/syscall.h> 71113859Sjhb#include <sys/syscallsubr.h> 72100384Speter#include <sys/sysctl.h> 73100384Speter#include <sys/sysent.h> 74100384Speter#include <sys/sysproto.h> 75183044Sobrien#include <sys/systm.h> 76162551Sdavidxu#include <sys/thr.h> 77100384Speter#include <sys/unistd.h> 78162551Sdavidxu#include <sys/ucontext.h> 79100384Speter#include <sys/vnode.h> 80127140Sjhb#include <sys/wait.h> 81157285Sps#include <sys/ipc.h> 82174381Sjhb#include <sys/msg.h> 83174381Sjhb#include <sys/sem.h> 84157285Sps#include <sys/shm.h> 85100384Speter 86191673Sjamie#ifdef INET 87191673Sjamie#include <netinet/in.h> 88191673Sjamie#endif 89191673Sjamie 90100384Speter#include <vm/vm.h> 91100384Speter#include <vm/vm_param.h> 92100384Speter#include <vm/pmap.h> 93100384Speter#include <vm/vm_map.h> 94100384Speter#include <vm/vm_object.h> 95100384Speter#include <vm/vm_extern.h> 96100384Speter 97151582Sps#include <machine/cpu.h> 98205014Snwhitehorn#include <machine/elf.h> 99151582Sps 100183188Sobrien#include <security/audit/audit.h> 101183188Sobrien 102119333Speter#include <compat/freebsd32/freebsd32_util.h> 103119333Speter#include <compat/freebsd32/freebsd32.h> 104174380Sjhb#include <compat/freebsd32/freebsd32_ipc.h> 105254490Spjd#include <compat/freebsd32/freebsd32_misc.h> 106163018Sdavidxu#include <compat/freebsd32/freebsd32_signal.h> 107119333Speter#include <compat/freebsd32/freebsd32_proto.h> 108100384Speter 109251198SobrienFEATURE(compat_freebsd_32bit, "Compatible with 32-bit FreeBSD"); 110251198Sobrien 111232449Sjmallett#ifndef __mips__ 112121719SpeterCTASSERT(sizeof(struct timeval32) == 8); 113121719SpeterCTASSERT(sizeof(struct timespec32) == 8); 114174377SjhbCTASSERT(sizeof(struct itimerval32) == 16); 115232449Sjmallett#endif 116121719SpeterCTASSERT(sizeof(struct statfs32) == 256); 117232449Sjmallett#ifndef __mips__ 118121719SpeterCTASSERT(sizeof(struct rusage32) == 72); 119232449Sjmallett#endif 120174377SjhbCTASSERT(sizeof(struct sigaltstack32) == 12); 121174377SjhbCTASSERT(sizeof(struct kevent32) == 20); 122174377SjhbCTASSERT(sizeof(struct iovec32) == 8); 123174377SjhbCTASSERT(sizeof(struct msghdr32) == 28); 124232449Sjmallett#ifndef __mips__ 125174377SjhbCTASSERT(sizeof(struct stat32) == 96); 126232449Sjmallett#endif 127174377SjhbCTASSERT(sizeof(struct sigaction32) == 24); 128121719Speter 129174377Sjhbstatic int freebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count); 130174377Sjhbstatic int freebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count); 131174377Sjhb 132207007Skibvoid 133207007Skibfreebsd32_rusage_out(const struct rusage *s, struct rusage32 *s32) 134207007Skib{ 135207007Skib 136207007Skib TV_CP(*s, *s32, ru_utime); 137207007Skib TV_CP(*s, *s32, ru_stime); 138207007Skib CP(*s, *s32, ru_maxrss); 139207007Skib CP(*s, *s32, ru_ixrss); 140207007Skib CP(*s, *s32, ru_idrss); 141207007Skib CP(*s, *s32, ru_isrss); 142207007Skib CP(*s, *s32, ru_minflt); 143207007Skib CP(*s, *s32, ru_majflt); 144207007Skib CP(*s, *s32, ru_nswap); 145207007Skib CP(*s, *s32, ru_inblock); 146207007Skib CP(*s, *s32, ru_oublock); 147207007Skib CP(*s, *s32, ru_msgsnd); 148207007Skib CP(*s, *s32, ru_msgrcv); 149207007Skib CP(*s, *s32, ru_nsignals); 150207007Skib CP(*s, *s32, ru_nvcsw); 151207007Skib CP(*s, *s32, ru_nivcsw); 152207007Skib} 153207007Skib 154100384Speterint 155119333Speterfreebsd32_wait4(struct thread *td, struct freebsd32_wait4_args *uap) 156100384Speter{ 157127140Sjhb int error, status; 158127140Sjhb struct rusage32 ru32; 159136152Sjhb struct rusage ru, *rup; 160100384Speter 161136152Sjhb if (uap->rusage != NULL) 162136152Sjhb rup = &ru; 163136152Sjhb else 164136152Sjhb rup = NULL; 165136152Sjhb error = kern_wait(td, uap->pid, &status, uap->options, rup); 166100384Speter if (error) 167100384Speter return (error); 168127140Sjhb if (uap->status != NULL) 169127140Sjhb error = copyout(&status, uap->status, sizeof(status)); 170127140Sjhb if (uap->rusage != NULL && error == 0) { 171207007Skib freebsd32_rusage_out(&ru, &ru32); 172127140Sjhb error = copyout(&ru32, uap->rusage, sizeof(ru32)); 173100384Speter } 174100384Speter return (error); 175100384Speter} 176100384Speter 177242958Skibint 178242958Skibfreebsd32_wait6(struct thread *td, struct freebsd32_wait6_args *uap) 179242958Skib{ 180242958Skib struct wrusage32 wru32; 181242958Skib struct __wrusage wru, *wrup; 182242958Skib struct siginfo32 si32; 183242958Skib struct __siginfo si, *sip; 184242958Skib int error, status; 185242958Skib 186242958Skib if (uap->wrusage != NULL) 187242958Skib wrup = &wru; 188242958Skib else 189242958Skib wrup = NULL; 190242958Skib if (uap->info != NULL) { 191242958Skib sip = &si; 192242958Skib bzero(sip, sizeof(*sip)); 193242958Skib } else 194242958Skib sip = NULL; 195250853Skib error = kern_wait6(td, uap->idtype, PAIR32TO64(id_t, uap->id), 196250853Skib &status, uap->options, wrup, sip); 197242958Skib if (error != 0) 198242958Skib return (error); 199242958Skib if (uap->status != NULL) 200242958Skib error = copyout(&status, uap->status, sizeof(status)); 201242958Skib if (uap->wrusage != NULL && error == 0) { 202242958Skib freebsd32_rusage_out(&wru.wru_self, &wru32.wru_self); 203242958Skib freebsd32_rusage_out(&wru.wru_children, &wru32.wru_children); 204242958Skib error = copyout(&wru32, uap->wrusage, sizeof(wru32)); 205242958Skib } 206242958Skib if (uap->info != NULL && error == 0) { 207242958Skib siginfo_to_siginfo32 (&si, &si32); 208242958Skib error = copyout(&si32, uap->info, sizeof(si32)); 209242958Skib } 210242958Skib return (error); 211242958Skib} 212242958Skib 213128597Smarcel#ifdef COMPAT_FREEBSD4 214174526Sjhbstatic void 215100384Spetercopy_statfs(struct statfs *in, struct statfs32 *out) 216100384Speter{ 217172003Sjhb 218174424Sscottl statfs_scale_blocks(in, INT32_MAX); 219156266Sps bzero(out, sizeof(*out)); 220100384Speter CP(*in, *out, f_bsize); 221172003Sjhb out->f_iosize = MIN(in->f_iosize, INT32_MAX); 222100384Speter CP(*in, *out, f_blocks); 223100384Speter CP(*in, *out, f_bfree); 224100384Speter CP(*in, *out, f_bavail); 225172003Sjhb out->f_files = MIN(in->f_files, INT32_MAX); 226174526Sjhb out->f_ffree = MIN(in->f_ffree, INT32_MAX); 227100384Speter CP(*in, *out, f_fsid); 228100384Speter CP(*in, *out, f_owner); 229100384Speter CP(*in, *out, f_type); 230100384Speter CP(*in, *out, f_flags); 231174526Sjhb out->f_syncwrites = MIN(in->f_syncwrites, INT32_MAX); 232174526Sjhb out->f_asyncwrites = MIN(in->f_asyncwrites, INT32_MAX); 233156266Sps strlcpy(out->f_fstypename, 234156266Sps in->f_fstypename, MFSNAMELEN); 235156266Sps strlcpy(out->f_mntonname, 236156266Sps in->f_mntonname, min(MNAMELEN, FREEBSD4_MNAMELEN)); 237174526Sjhb out->f_syncreads = MIN(in->f_syncreads, INT32_MAX); 238174526Sjhb out->f_asyncreads = MIN(in->f_asyncreads, INT32_MAX); 239156266Sps strlcpy(out->f_mntfromname, 240156266Sps in->f_mntfromname, min(MNAMELEN, FREEBSD4_MNAMELEN)); 241100384Speter} 242128597Smarcel#endif 243100384Speter 244128597Smarcel#ifdef COMPAT_FREEBSD4 245100384Speterint 246128260Speterfreebsd4_freebsd32_getfsstat(struct thread *td, struct freebsd4_freebsd32_getfsstat_args *uap) 247100384Speter{ 248147178Spjd struct statfs *buf, *sp; 249147178Spjd struct statfs32 stat32; 250147178Spjd size_t count, size; 251100384Speter int error; 252100384Speter 253147178Spjd count = uap->bufsize / sizeof(struct statfs32); 254147178Spjd size = count * sizeof(struct statfs); 255147302Spjd error = kern_getfsstat(td, &buf, size, UIO_SYSSPACE, uap->flags); 256147302Spjd if (size > 0) { 257100384Speter count = td->td_retval[0]; 258147178Spjd sp = buf; 259147178Spjd while (count > 0 && error == 0) { 260174526Sjhb copy_statfs(sp, &stat32); 261147178Spjd error = copyout(&stat32, uap->buf, sizeof(stat32)); 262147178Spjd sp++; 263147178Spjd uap->buf++; 264147178Spjd count--; 265100384Speter } 266147178Spjd free(buf, M_TEMP); 267100384Speter } 268100384Speter return (error); 269100384Speter} 270128597Smarcel#endif 271100384Speter 272100384Speterint 273119333Speterfreebsd32_sigaltstack(struct thread *td, 274119333Speter struct freebsd32_sigaltstack_args *uap) 275100384Speter{ 276113859Sjhb struct sigaltstack32 s32; 277113859Sjhb struct sigaltstack ss, oss, *ssp; 278100384Speter int error; 279100384Speter 280113859Sjhb if (uap->ss != NULL) { 281113859Sjhb error = copyin(uap->ss, &s32, sizeof(s32)); 282100384Speter if (error) 283100384Speter return (error); 284113859Sjhb PTRIN_CP(s32, ss, ss_sp); 285113859Sjhb CP(s32, ss, ss_size); 286113859Sjhb CP(s32, ss, ss_flags); 287113859Sjhb ssp = &ss; 288113859Sjhb } else 289113859Sjhb ssp = NULL; 290113859Sjhb error = kern_sigaltstack(td, ssp, &oss); 291113859Sjhb if (error == 0 && uap->oss != NULL) { 292113859Sjhb PTROUT_CP(oss, s32, ss_sp); 293113859Sjhb CP(oss, s32, ss_size); 294113859Sjhb CP(oss, s32, ss_flags); 295113859Sjhb error = copyout(&s32, uap->oss, sizeof(s32)); 296100384Speter } 297100384Speter return (error); 298100384Speter} 299100384Speter 300142059Sjhb/* 301142059Sjhb * Custom version of exec_copyin_args() so that we can translate 302142059Sjhb * the pointers. 303142059Sjhb */ 304210431Skibint 305142059Sjhbfreebsd32_exec_copyin_args(struct image_args *args, char *fname, 306142059Sjhb enum uio_seg segflg, u_int32_t *argv, u_int32_t *envv) 307100384Speter{ 308142059Sjhb char *argp, *envp; 309142059Sjhb u_int32_t *p32, arg; 310142059Sjhb size_t length; 311100384Speter int error; 312100384Speter 313142059Sjhb bzero(args, sizeof(*args)); 314142059Sjhb if (argv == NULL) 315142059Sjhb return (EFAULT); 316100384Speter 317142059Sjhb /* 318210545Salc * Allocate demand-paged memory for the file name, argument, and 319210545Salc * environment strings. 320142059Sjhb */ 321210545Salc error = exec_alloc_args(args); 322210545Salc if (error != 0) 323210545Salc return (error); 324142059Sjhb 325142059Sjhb /* 326142059Sjhb * Copy the file name. 327142059Sjhb */ 328177789Skib if (fname != NULL) { 329210545Salc args->fname = args->buf; 330177789Skib error = (segflg == UIO_SYSSPACE) ? 331177789Skib copystr(fname, args->fname, PATH_MAX, &length) : 332177789Skib copyinstr(fname, args->fname, PATH_MAX, &length); 333177789Skib if (error != 0) 334177789Skib goto err_exit; 335177789Skib } else 336210475Salc length = 0; 337142059Sjhb 338210545Salc args->begin_argv = args->buf + length; 339210475Salc args->endp = args->begin_argv; 340210475Salc args->stringspace = ARG_MAX; 341210475Salc 342142059Sjhb /* 343142059Sjhb * extract arguments first 344142059Sjhb */ 345142059Sjhb p32 = argv; 346142059Sjhb for (;;) { 347142059Sjhb error = copyin(p32++, &arg, sizeof(arg)); 348142059Sjhb if (error) 349156440Sups goto err_exit; 350142059Sjhb if (arg == 0) 351142059Sjhb break; 352142059Sjhb argp = PTRIN(arg); 353142059Sjhb error = copyinstr(argp, args->endp, args->stringspace, &length); 354142059Sjhb if (error) { 355142059Sjhb if (error == ENAMETOOLONG) 356156440Sups error = E2BIG; 357156440Sups goto err_exit; 358142059Sjhb } 359142059Sjhb args->stringspace -= length; 360142059Sjhb args->endp += length; 361142059Sjhb args->argc++; 362100384Speter } 363142059Sjhb 364142059Sjhb args->begin_envv = args->endp; 365142059Sjhb 366142059Sjhb /* 367142059Sjhb * extract environment strings 368142059Sjhb */ 369142059Sjhb if (envv) { 370142059Sjhb p32 = envv; 371142059Sjhb for (;;) { 372100384Speter error = copyin(p32++, &arg, sizeof(arg)); 373100384Speter if (error) 374156440Sups goto err_exit; 375142059Sjhb if (arg == 0) 376142059Sjhb break; 377142059Sjhb envp = PTRIN(arg); 378142059Sjhb error = copyinstr(envp, args->endp, args->stringspace, 379142059Sjhb &length); 380142059Sjhb if (error) { 381142059Sjhb if (error == ENAMETOOLONG) 382156440Sups error = E2BIG; 383156440Sups goto err_exit; 384142059Sjhb } 385142059Sjhb args->stringspace -= length; 386142059Sjhb args->endp += length; 387142059Sjhb args->envc++; 388142059Sjhb } 389100384Speter } 390100384Speter 391142059Sjhb return (0); 392156440Sups 393156440Supserr_exit: 394210429Salc exec_free_args(args); 395156440Sups return (error); 396100384Speter} 397100384Speter 398142059Sjhbint 399142059Sjhbfreebsd32_execve(struct thread *td, struct freebsd32_execve_args *uap) 400142059Sjhb{ 401142059Sjhb struct image_args eargs; 402142059Sjhb int error; 403142059Sjhb 404142059Sjhb error = freebsd32_exec_copyin_args(&eargs, uap->fname, UIO_USERSPACE, 405142059Sjhb uap->argv, uap->envv); 406142059Sjhb if (error == 0) 407142059Sjhb error = kern_execve(td, &eargs, NULL); 408142059Sjhb return (error); 409142059Sjhb} 410142059Sjhb 411177789Skibint 412177789Skibfreebsd32_fexecve(struct thread *td, struct freebsd32_fexecve_args *uap) 413177789Skib{ 414177789Skib struct image_args eargs; 415177789Skib int error; 416177789Skib 417177789Skib error = freebsd32_exec_copyin_args(&eargs, NULL, UIO_SYSSPACE, 418177789Skib uap->argv, uap->envv); 419177789Skib if (error == 0) { 420177789Skib eargs.fd = uap->fd; 421177789Skib error = kern_execve(td, &eargs, NULL); 422177789Skib } 423177789Skib return (error); 424177789Skib} 425177789Skib 426114987Speter#ifdef __ia64__ 427100384Speterstatic int 428119333Speterfreebsd32_mmap_partial(struct thread *td, vm_offset_t start, vm_offset_t end, 429119333Speter int prot, int fd, off_t pos) 430100384Speter{ 431100384Speter vm_map_t map; 432100384Speter vm_map_entry_t entry; 433100384Speter int rv; 434100384Speter 435100384Speter map = &td->td_proc->p_vmspace->vm_map; 436100384Speter if (fd != -1) 437100384Speter prot |= VM_PROT_WRITE; 438100384Speter 439100384Speter if (vm_map_lookup_entry(map, start, &entry)) { 440100384Speter if ((entry->protection & prot) != prot) { 441100384Speter rv = vm_map_protect(map, 442100384Speter trunc_page(start), 443100384Speter round_page(end), 444100384Speter entry->protection | prot, 445100384Speter FALSE); 446100384Speter if (rv != KERN_SUCCESS) 447100384Speter return (EINVAL); 448100384Speter } 449100384Speter } else { 450100384Speter vm_offset_t addr = trunc_page(start); 451255426Sjhb rv = vm_map_find(map, NULL, 0, &addr, PAGE_SIZE, 0, 452255426Sjhb VMFS_NO_SPACE, prot, VM_PROT_ALL, 0); 453100384Speter if (rv != KERN_SUCCESS) 454100384Speter return (EINVAL); 455100384Speter } 456100384Speter 457100384Speter if (fd != -1) { 458100384Speter struct pread_args r; 459107849Salfred r.fd = fd; 460107849Salfred r.buf = (void *) start; 461107849Salfred r.nbyte = end - start; 462107849Salfred r.offset = pos; 463225617Skmacy return (sys_pread(td, &r)); 464100384Speter } else { 465100384Speter while (start < end) { 466100384Speter subyte((void *) start, 0); 467100384Speter start++; 468100384Speter } 469100384Speter return (0); 470100384Speter } 471100384Speter} 472114987Speter#endif 473100384Speter 474100384Speterint 475226349Smarcelfreebsd32_mprotect(struct thread *td, struct freebsd32_mprotect_args *uap) 476226349Smarcel{ 477226349Smarcel struct mprotect_args ap; 478226349Smarcel 479226353Smarcel ap.addr = PTRIN(uap->addr); 480226349Smarcel ap.len = uap->len; 481226349Smarcel ap.prot = uap->prot; 482226349Smarcel#if defined(__amd64__) || defined(__ia64__) 483226388Skib if (i386_read_exec && (ap.prot & PROT_READ) != 0) 484226349Smarcel ap.prot |= PROT_EXEC; 485226349Smarcel#endif 486226349Smarcel return (sys_mprotect(td, &ap)); 487226349Smarcel} 488226349Smarcel 489226349Smarcelint 490119333Speterfreebsd32_mmap(struct thread *td, struct freebsd32_mmap_args *uap) 491100384Speter{ 492100384Speter struct mmap_args ap; 493107849Salfred vm_offset_t addr = (vm_offset_t) uap->addr; 494107849Salfred vm_size_t len = uap->len; 495107849Salfred int prot = uap->prot; 496107849Salfred int flags = uap->flags; 497107849Salfred int fd = uap->fd; 498205014Snwhitehorn off_t pos = PAIR32TO64(off_t,uap->pos); 499114987Speter#ifdef __ia64__ 500100384Speter vm_size_t pageoff; 501100384Speter int error; 502100384Speter 503100384Speter /* 504100384Speter * Attempt to handle page size hassles. 505100384Speter */ 506100384Speter pageoff = (pos & PAGE_MASK); 507100384Speter if (flags & MAP_FIXED) { 508100384Speter vm_offset_t start, end; 509100384Speter start = addr; 510100384Speter end = addr + len; 511100384Speter 512100384Speter if (start != trunc_page(start)) { 513119333Speter error = freebsd32_mmap_partial(td, start, 514119333Speter round_page(start), prot, 515119333Speter fd, pos); 516100384Speter if (fd != -1) 517100384Speter pos += round_page(start) - start; 518100384Speter start = round_page(start); 519100384Speter } 520100384Speter if (end != round_page(end)) { 521100384Speter vm_offset_t t = trunc_page(end); 522119333Speter error = freebsd32_mmap_partial(td, t, end, 523100384Speter prot, fd, 524100384Speter pos + t - start); 525100384Speter end = trunc_page(end); 526100384Speter } 527100384Speter if (end > start && fd != -1 && (pos & PAGE_MASK)) { 528100384Speter /* 529100384Speter * We can't map this region at all. The specified 530100384Speter * address doesn't have the same alignment as the file 531100384Speter * position. Fake the mapping by simply reading the 532100384Speter * entire region into memory. First we need to make 533100384Speter * sure the region exists. 534100384Speter */ 535100384Speter vm_map_t map; 536100384Speter struct pread_args r; 537100384Speter int rv; 538100384Speter 539100384Speter prot |= VM_PROT_WRITE; 540100384Speter map = &td->td_proc->p_vmspace->vm_map; 541100384Speter rv = vm_map_remove(map, start, end); 542169181Salc if (rv != KERN_SUCCESS) 543100384Speter return (EINVAL); 544255426Sjhb rv = vm_map_find(map, NULL, 0, &start, end - start, 545255426Sjhb 0, VMFS_NO_SPACE, prot, VM_PROT_ALL, 0); 546100384Speter if (rv != KERN_SUCCESS) 547100384Speter return (EINVAL); 548107849Salfred r.fd = fd; 549107849Salfred r.buf = (void *) start; 550107849Salfred r.nbyte = end - start; 551107849Salfred r.offset = pos; 552225617Skmacy error = sys_pread(td, &r); 553100384Speter if (error) 554100384Speter return (error); 555100384Speter 556100384Speter td->td_retval[0] = addr; 557100384Speter return (0); 558100384Speter } 559100384Speter if (end == start) { 560100384Speter /* 561100384Speter * After dealing with the ragged ends, there 562100384Speter * might be none left. 563100384Speter */ 564100384Speter td->td_retval[0] = addr; 565100384Speter return (0); 566100384Speter } 567100384Speter addr = start; 568100384Speter len = end - start; 569100384Speter } 570114987Speter#endif 571100384Speter 572226347Smarcel#if defined(__amd64__) || defined(__ia64__) 573226388Skib if (i386_read_exec && (prot & PROT_READ)) 574226347Smarcel prot |= PROT_EXEC; 575226347Smarcel#endif 576226347Smarcel 577107849Salfred ap.addr = (void *) addr; 578107849Salfred ap.len = len; 579107849Salfred ap.prot = prot; 580107849Salfred ap.flags = flags; 581107849Salfred ap.fd = fd; 582107849Salfred ap.pos = pos; 583100384Speter 584225617Skmacy return (sys_mmap(td, &ap)); 585100384Speter} 586100384Speter 587171215Speter#ifdef COMPAT_FREEBSD6 588171215Speterint 589171215Speterfreebsd6_freebsd32_mmap(struct thread *td, struct freebsd6_freebsd32_mmap_args *uap) 590171215Speter{ 591171215Speter struct freebsd32_mmap_args ap; 592171215Speter 593171215Speter ap.addr = uap->addr; 594171215Speter ap.len = uap->len; 595171215Speter ap.prot = uap->prot; 596171215Speter ap.flags = uap->flags; 597171215Speter ap.fd = uap->fd; 598205014Snwhitehorn ap.pos1 = uap->pos1; 599205014Snwhitehorn ap.pos2 = uap->pos2; 600171215Speter 601171215Speter return (freebsd32_mmap(td, &ap)); 602171215Speter} 603171215Speter#endif 604171215Speter 605100384Speterint 606119333Speterfreebsd32_setitimer(struct thread *td, struct freebsd32_setitimer_args *uap) 607100384Speter{ 608142059Sjhb struct itimerval itv, oitv, *itvp; 609142059Sjhb struct itimerval32 i32; 610100384Speter int error; 611100384Speter 612142059Sjhb if (uap->itv != NULL) { 613142059Sjhb error = copyin(uap->itv, &i32, sizeof(i32)); 614100384Speter if (error) 615100384Speter return (error); 616142059Sjhb TV_CP(i32, itv, it_interval); 617142059Sjhb TV_CP(i32, itv, it_value); 618142059Sjhb itvp = &itv; 619142059Sjhb } else 620142059Sjhb itvp = NULL; 621142059Sjhb error = kern_setitimer(td, uap->which, itvp, &oitv); 622142059Sjhb if (error || uap->oitv == NULL) 623100384Speter return (error); 624142059Sjhb TV_CP(oitv, i32, it_interval); 625142059Sjhb TV_CP(oitv, i32, it_value); 626142059Sjhb return (copyout(&i32, uap->oitv, sizeof(i32))); 627100384Speter} 628100384Speter 629100384Speterint 630125171Speterfreebsd32_getitimer(struct thread *td, struct freebsd32_getitimer_args *uap) 631125171Speter{ 632142059Sjhb struct itimerval itv; 633142059Sjhb struct itimerval32 i32; 634125171Speter int error; 635125171Speter 636142059Sjhb error = kern_getitimer(td, uap->which, &itv); 637142059Sjhb if (error || uap->itv == NULL) 638125171Speter return (error); 639142059Sjhb TV_CP(itv, i32, it_interval); 640142059Sjhb TV_CP(itv, i32, it_value); 641142059Sjhb return (copyout(&i32, uap->itv, sizeof(i32))); 642125171Speter} 643125171Speter 644125171Speterint 645119333Speterfreebsd32_select(struct thread *td, struct freebsd32_select_args *uap) 646100384Speter{ 647142059Sjhb struct timeval32 tv32; 648142059Sjhb struct timeval tv, *tvp; 649100384Speter int error; 650100384Speter 651142059Sjhb if (uap->tv != NULL) { 652142059Sjhb error = copyin(uap->tv, &tv32, sizeof(tv32)); 653100384Speter if (error) 654100384Speter return (error); 655142059Sjhb CP(tv32, tv, tv_sec); 656142059Sjhb CP(tv32, tv, tv_usec); 657142059Sjhb tvp = &tv; 658142059Sjhb } else 659142059Sjhb tvp = NULL; 660100384Speter /* 661142059Sjhb * XXX Do pointers need PTRIN()? 662100384Speter */ 663197049Skib return (kern_select(td, uap->nd, uap->in, uap->ou, uap->ex, tvp, 664197049Skib sizeof(int32_t) * 8)); 665100384Speter} 666100384Speter 667198508Skibint 668198508Skibfreebsd32_pselect(struct thread *td, struct freebsd32_pselect_args *uap) 669198508Skib{ 670198508Skib struct timespec32 ts32; 671198508Skib struct timespec ts; 672198508Skib struct timeval tv, *tvp; 673198508Skib sigset_t set, *uset; 674198508Skib int error; 675198508Skib 676198508Skib if (uap->ts != NULL) { 677198508Skib error = copyin(uap->ts, &ts32, sizeof(ts32)); 678198508Skib if (error != 0) 679198508Skib return (error); 680198508Skib CP(ts32, ts, tv_sec); 681198508Skib CP(ts32, ts, tv_nsec); 682198508Skib TIMESPEC_TO_TIMEVAL(&tv, &ts); 683198508Skib tvp = &tv; 684198508Skib } else 685198508Skib tvp = NULL; 686198508Skib if (uap->sm != NULL) { 687198508Skib error = copyin(uap->sm, &set, sizeof(set)); 688198508Skib if (error != 0) 689198508Skib return (error); 690198508Skib uset = &set; 691198508Skib } else 692198508Skib uset = NULL; 693198508Skib /* 694198508Skib * XXX Do pointers need PTRIN()? 695198508Skib */ 696198508Skib error = kern_pselect(td, uap->nd, uap->in, uap->ou, uap->ex, tvp, 697198508Skib uset, sizeof(int32_t) * 8); 698198508Skib return (error); 699198508Skib} 700198508Skib 701146950Sps/* 702146950Sps * Copy 'count' items into the destination list pointed to by uap->eventlist. 703146950Sps */ 704146950Spsstatic int 705146950Spsfreebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count) 706146950Sps{ 707146950Sps struct freebsd32_kevent_args *uap; 708146950Sps struct kevent32 ks32[KQ_NEVENTS]; 709146950Sps int i, error = 0; 710146950Sps 711146950Sps KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count)); 712146950Sps uap = (struct freebsd32_kevent_args *)arg; 713146950Sps 714146950Sps for (i = 0; i < count; i++) { 715146950Sps CP(kevp[i], ks32[i], ident); 716146950Sps CP(kevp[i], ks32[i], filter); 717146950Sps CP(kevp[i], ks32[i], flags); 718146950Sps CP(kevp[i], ks32[i], fflags); 719146950Sps CP(kevp[i], ks32[i], data); 720146950Sps PTROUT_CP(kevp[i], ks32[i], udata); 721146950Sps } 722146950Sps error = copyout(ks32, uap->eventlist, count * sizeof *ks32); 723146950Sps if (error == 0) 724146950Sps uap->eventlist += count; 725146950Sps return (error); 726146950Sps} 727146950Sps 728146950Sps/* 729146950Sps * Copy 'count' items from the list pointed to by uap->changelist. 730146950Sps */ 731146950Spsstatic int 732146950Spsfreebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count) 733146950Sps{ 734146950Sps struct freebsd32_kevent_args *uap; 735146950Sps struct kevent32 ks32[KQ_NEVENTS]; 736146950Sps int i, error = 0; 737146950Sps 738146950Sps KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count)); 739146950Sps uap = (struct freebsd32_kevent_args *)arg; 740146950Sps 741146950Sps error = copyin(uap->changelist, ks32, count * sizeof *ks32); 742146950Sps if (error) 743146950Sps goto done; 744146950Sps uap->changelist += count; 745146950Sps 746146950Sps for (i = 0; i < count; i++) { 747146950Sps CP(ks32[i], kevp[i], ident); 748146950Sps CP(ks32[i], kevp[i], filter); 749146950Sps CP(ks32[i], kevp[i], flags); 750146950Sps CP(ks32[i], kevp[i], fflags); 751146950Sps CP(ks32[i], kevp[i], data); 752146950Sps PTRIN_CP(ks32[i], kevp[i], udata); 753146950Sps } 754146950Spsdone: 755146950Sps return (error); 756146950Sps} 757146950Sps 758100384Speterint 759119333Speterfreebsd32_kevent(struct thread *td, struct freebsd32_kevent_args *uap) 760114987Speter{ 761114987Speter struct timespec32 ts32; 762142934Sps struct timespec ts, *tsp; 763146950Sps struct kevent_copyops k_ops = { uap, 764146950Sps freebsd32_kevent_copyout, 765146950Sps freebsd32_kevent_copyin}; 766146950Sps int error; 767114987Speter 768114987Speter 769114987Speter if (uap->timeout) { 770114987Speter error = copyin(uap->timeout, &ts32, sizeof(ts32)); 771114987Speter if (error) 772114987Speter return (error); 773114987Speter CP(ts32, ts, tv_sec); 774114987Speter CP(ts32, ts, tv_nsec); 775142934Sps tsp = &ts; 776142934Sps } else 777142934Sps tsp = NULL; 778146950Sps error = kern_kevent(td, uap->fd, uap->nchanges, uap->nevents, 779146950Sps &k_ops, tsp); 780142934Sps return (error); 781114987Speter} 782114987Speter 783114987Speterint 784119333Speterfreebsd32_gettimeofday(struct thread *td, 785119333Speter struct freebsd32_gettimeofday_args *uap) 786100384Speter{ 787123425Speter struct timeval atv; 788123425Speter struct timeval32 atv32; 789123425Speter struct timezone rtz; 790123425Speter int error = 0; 791100384Speter 792123425Speter if (uap->tp) { 793123425Speter microtime(&atv); 794123425Speter CP(atv, atv32, tv_sec); 795123425Speter CP(atv, atv32, tv_usec); 796123425Speter error = copyout(&atv32, uap->tp, sizeof (atv32)); 797100384Speter } 798123425Speter if (error == 0 && uap->tzp != NULL) { 799123425Speter rtz.tz_minuteswest = tz_minuteswest; 800123425Speter rtz.tz_dsttime = tz_dsttime; 801123425Speter error = copyout(&rtz, uap->tzp, sizeof (rtz)); 802100384Speter } 803100384Speter return (error); 804100384Speter} 805100384Speter 806100384Speterint 807119333Speterfreebsd32_getrusage(struct thread *td, struct freebsd32_getrusage_args *uap) 808100384Speter{ 809136152Sjhb struct rusage32 s32; 810136152Sjhb struct rusage s; 811100384Speter int error; 812100384Speter 813136152Sjhb error = kern_getrusage(td, uap->who, &s); 814100384Speter if (error) 815100384Speter return (error); 816136152Sjhb if (uap->rusage != NULL) { 817207007Skib freebsd32_rusage_out(&s, &s32); 818136152Sjhb error = copyout(&s32, uap->rusage, sizeof(s32)); 819100384Speter } 820100384Speter return (error); 821100384Speter} 822100384Speter 823144450Sjhbstatic int 824144450Sjhbfreebsd32_copyinuio(struct iovec32 *iovp, u_int iovcnt, struct uio **uiop) 825100384Speter{ 826144450Sjhb struct iovec32 iov32; 827144450Sjhb struct iovec *iov; 828144450Sjhb struct uio *uio; 829144450Sjhb u_int iovlen; 830144450Sjhb int error, i; 831100384Speter 832144450Sjhb *uiop = NULL; 833144450Sjhb if (iovcnt > UIO_MAXIOV) 834100384Speter return (EINVAL); 835144450Sjhb iovlen = iovcnt * sizeof(struct iovec); 836144450Sjhb uio = malloc(iovlen + sizeof *uio, M_IOV, M_WAITOK); 837144450Sjhb iov = (struct iovec *)(uio + 1); 838144450Sjhb for (i = 0; i < iovcnt; i++) { 839144450Sjhb error = copyin(&iovp[i], &iov32, sizeof(struct iovec32)); 840144450Sjhb if (error) { 841144450Sjhb free(uio, M_IOV); 842144450Sjhb return (error); 843144450Sjhb } 844144450Sjhb iov[i].iov_base = PTRIN(iov32.iov_base); 845144450Sjhb iov[i].iov_len = iov32.iov_len; 846100384Speter } 847144450Sjhb uio->uio_iov = iov; 848144450Sjhb uio->uio_iovcnt = iovcnt; 849144450Sjhb uio->uio_segflg = UIO_USERSPACE; 850144450Sjhb uio->uio_offset = -1; 851144450Sjhb uio->uio_resid = 0; 852144450Sjhb for (i = 0; i < iovcnt; i++) { 853144450Sjhb if (iov->iov_len > INT_MAX - uio->uio_resid) { 854144450Sjhb free(uio, M_IOV); 855144450Sjhb return (EINVAL); 856144450Sjhb } 857144450Sjhb uio->uio_resid += iov->iov_len; 858144450Sjhb iov++; 859144450Sjhb } 860144450Sjhb *uiop = uio; 861144450Sjhb return (0); 862144450Sjhb} 863100384Speter 864144450Sjhbint 865144450Sjhbfreebsd32_readv(struct thread *td, struct freebsd32_readv_args *uap) 866144450Sjhb{ 867144450Sjhb struct uio *auio; 868144450Sjhb int error; 869100384Speter 870144450Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 871144450Sjhb if (error) 872144450Sjhb return (error); 873144450Sjhb error = kern_readv(td, uap->fd, auio); 874144450Sjhb free(auio, M_IOV); 875100384Speter return (error); 876100384Speter} 877100384Speter 878100384Speterint 879119333Speterfreebsd32_writev(struct thread *td, struct freebsd32_writev_args *uap) 880100384Speter{ 881144450Sjhb struct uio *auio; 882144450Sjhb int error; 883100384Speter 884144450Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 885144450Sjhb if (error) 886144450Sjhb return (error); 887144450Sjhb error = kern_writev(td, uap->fd, auio); 888144450Sjhb free(auio, M_IOV); 889100384Speter return (error); 890100384Speter} 891100384Speter 892100384Speterint 893147813Sjhbfreebsd32_preadv(struct thread *td, struct freebsd32_preadv_args *uap) 894147813Sjhb{ 895147813Sjhb struct uio *auio; 896147813Sjhb int error; 897147813Sjhb 898147813Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 899147813Sjhb if (error) 900147813Sjhb return (error); 901205014Snwhitehorn error = kern_preadv(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset)); 902147813Sjhb free(auio, M_IOV); 903147813Sjhb return (error); 904147813Sjhb} 905147813Sjhb 906147813Sjhbint 907147813Sjhbfreebsd32_pwritev(struct thread *td, struct freebsd32_pwritev_args *uap) 908147813Sjhb{ 909147813Sjhb struct uio *auio; 910147813Sjhb int error; 911147813Sjhb 912147813Sjhb error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 913147813Sjhb if (error) 914147813Sjhb return (error); 915205014Snwhitehorn error = kern_pwritev(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset)); 916147813Sjhb free(auio, M_IOV); 917147813Sjhb return (error); 918147813Sjhb} 919147813Sjhb 920205319Skibint 921151909Spsfreebsd32_copyiniov(struct iovec32 *iovp32, u_int iovcnt, struct iovec **iovp, 922151359Sps int error) 923151359Sps{ 924151359Sps struct iovec32 iov32; 925151909Sps struct iovec *iov; 926151909Sps u_int iovlen; 927151359Sps int i; 928151359Sps 929151909Sps *iovp = NULL; 930151359Sps if (iovcnt > UIO_MAXIOV) 931151359Sps return (error); 932151359Sps iovlen = iovcnt * sizeof(struct iovec); 933151909Sps iov = malloc(iovlen, M_IOV, M_WAITOK); 934151359Sps for (i = 0; i < iovcnt; i++) { 935151909Sps error = copyin(&iovp32[i], &iov32, sizeof(struct iovec32)); 936151359Sps if (error) { 937151909Sps free(iov, M_IOV); 938151359Sps return (error); 939151359Sps } 940151909Sps iov[i].iov_base = PTRIN(iov32.iov_base); 941151909Sps iov[i].iov_len = iov32.iov_len; 942151359Sps } 943151909Sps *iovp = iov; 944151359Sps return (0); 945151359Sps} 946151359Sps 947151359Spsstatic int 948151359Spsfreebsd32_copyinmsghdr(struct msghdr32 *msg32, struct msghdr *msg) 949151359Sps{ 950151359Sps struct msghdr32 m32; 951151359Sps int error; 952151359Sps 953151359Sps error = copyin(msg32, &m32, sizeof(m32)); 954151359Sps if (error) 955151359Sps return (error); 956151359Sps msg->msg_name = PTRIN(m32.msg_name); 957151359Sps msg->msg_namelen = m32.msg_namelen; 958151359Sps msg->msg_iov = PTRIN(m32.msg_iov); 959151359Sps msg->msg_iovlen = m32.msg_iovlen; 960151359Sps msg->msg_control = PTRIN(m32.msg_control); 961151359Sps msg->msg_controllen = m32.msg_controllen; 962151359Sps msg->msg_flags = m32.msg_flags; 963151909Sps return (0); 964151359Sps} 965151359Sps 966151359Spsstatic int 967151359Spsfreebsd32_copyoutmsghdr(struct msghdr *msg, struct msghdr32 *msg32) 968151359Sps{ 969151359Sps struct msghdr32 m32; 970151359Sps int error; 971151359Sps 972151359Sps m32.msg_name = PTROUT(msg->msg_name); 973151359Sps m32.msg_namelen = msg->msg_namelen; 974151359Sps m32.msg_iov = PTROUT(msg->msg_iov); 975151359Sps m32.msg_iovlen = msg->msg_iovlen; 976151359Sps m32.msg_control = PTROUT(msg->msg_control); 977151359Sps m32.msg_controllen = msg->msg_controllen; 978151359Sps m32.msg_flags = msg->msg_flags; 979151359Sps error = copyout(&m32, msg32, sizeof(m32)); 980151359Sps return (error); 981151359Sps} 982151359Sps 983232475Sjmallett#ifndef __mips__ 984151909Sps#define FREEBSD32_ALIGNBYTES (sizeof(int) - 1) 985232475Sjmallett#else 986232475Sjmallett#define FREEBSD32_ALIGNBYTES (sizeof(long) - 1) 987232475Sjmallett#endif 988151909Sps#define FREEBSD32_ALIGN(p) \ 989151909Sps (((u_long)(p) + FREEBSD32_ALIGNBYTES) & ~FREEBSD32_ALIGNBYTES) 990151909Sps#define FREEBSD32_CMSG_SPACE(l) \ 991151909Sps (FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + FREEBSD32_ALIGN(l)) 992151909Sps 993151909Sps#define FREEBSD32_CMSG_DATA(cmsg) ((unsigned char *)(cmsg) + \ 994151909Sps FREEBSD32_ALIGN(sizeof(struct cmsghdr))) 995151909Spsstatic int 996151909Spsfreebsd32_copy_msg_out(struct msghdr *msg, struct mbuf *control) 997151909Sps{ 998151909Sps struct cmsghdr *cm; 999151909Sps void *data; 1000151909Sps socklen_t clen, datalen; 1001151909Sps int error; 1002151909Sps caddr_t ctlbuf; 1003151909Sps int len, maxlen, copylen; 1004151909Sps struct mbuf *m; 1005151909Sps error = 0; 1006151909Sps 1007151909Sps len = msg->msg_controllen; 1008151909Sps maxlen = msg->msg_controllen; 1009151909Sps msg->msg_controllen = 0; 1010151909Sps 1011151909Sps m = control; 1012151909Sps ctlbuf = msg->msg_control; 1013151909Sps 1014151909Sps while (m && len > 0) { 1015151909Sps cm = mtod(m, struct cmsghdr *); 1016151909Sps clen = m->m_len; 1017151909Sps 1018151909Sps while (cm != NULL) { 1019151909Sps 1020151909Sps if (sizeof(struct cmsghdr) > clen || 1021151909Sps cm->cmsg_len > clen) { 1022151909Sps error = EINVAL; 1023151909Sps break; 1024151909Sps } 1025151909Sps 1026151909Sps data = CMSG_DATA(cm); 1027151909Sps datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data; 1028151909Sps 1029151909Sps /* Adjust message length */ 1030151909Sps cm->cmsg_len = FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + 1031151909Sps datalen; 1032151909Sps 1033151909Sps 1034151909Sps /* Copy cmsghdr */ 1035151909Sps copylen = sizeof(struct cmsghdr); 1036151909Sps if (len < copylen) { 1037151909Sps msg->msg_flags |= MSG_CTRUNC; 1038151909Sps copylen = len; 1039151909Sps } 1040151909Sps 1041151909Sps error = copyout(cm,ctlbuf,copylen); 1042151909Sps if (error) 1043151909Sps goto exit; 1044151909Sps 1045151909Sps ctlbuf += FREEBSD32_ALIGN(copylen); 1046151909Sps len -= FREEBSD32_ALIGN(copylen); 1047151909Sps 1048151909Sps if (len <= 0) 1049151909Sps break; 1050151909Sps 1051151909Sps /* Copy data */ 1052151909Sps copylen = datalen; 1053151909Sps if (len < copylen) { 1054151909Sps msg->msg_flags |= MSG_CTRUNC; 1055151909Sps copylen = len; 1056151909Sps } 1057151909Sps 1058151909Sps error = copyout(data,ctlbuf,copylen); 1059151909Sps if (error) 1060151909Sps goto exit; 1061151909Sps 1062151909Sps ctlbuf += FREEBSD32_ALIGN(copylen); 1063151909Sps len -= FREEBSD32_ALIGN(copylen); 1064151909Sps 1065151909Sps if (CMSG_SPACE(datalen) < clen) { 1066151909Sps clen -= CMSG_SPACE(datalen); 1067151909Sps cm = (struct cmsghdr *) 1068151909Sps ((caddr_t)cm + CMSG_SPACE(datalen)); 1069151909Sps } else { 1070151909Sps clen = 0; 1071151909Sps cm = NULL; 1072151909Sps } 1073151909Sps } 1074151909Sps m = m->m_next; 1075151909Sps } 1076151909Sps 1077151909Sps msg->msg_controllen = (len <= 0) ? maxlen : ctlbuf - (caddr_t)msg->msg_control; 1078151909Sps 1079151909Spsexit: 1080151909Sps return (error); 1081151909Sps 1082151909Sps} 1083151909Sps 1084147813Sjhbint 1085151359Spsfreebsd32_recvmsg(td, uap) 1086151359Sps struct thread *td; 1087151359Sps struct freebsd32_recvmsg_args /* { 1088151359Sps int s; 1089151359Sps struct msghdr32 *msg; 1090151359Sps int flags; 1091151359Sps } */ *uap; 1092151359Sps{ 1093151359Sps struct msghdr msg; 1094151359Sps struct msghdr32 m32; 1095151359Sps struct iovec *uiov, *iov; 1096151909Sps struct mbuf *control = NULL; 1097151909Sps struct mbuf **controlp; 1098151909Sps 1099151359Sps int error; 1100151359Sps error = copyin(uap->msg, &m32, sizeof(m32)); 1101151359Sps if (error) 1102151359Sps return (error); 1103151359Sps error = freebsd32_copyinmsghdr(uap->msg, &msg); 1104151359Sps if (error) 1105151359Sps return (error); 1106160246Sjhb error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov, 1107160246Sjhb EMSGSIZE); 1108151359Sps if (error) 1109151359Sps return (error); 1110151359Sps msg.msg_flags = uap->flags; 1111151359Sps uiov = msg.msg_iov; 1112151359Sps msg.msg_iov = iov; 1113151909Sps 1114151909Sps controlp = (msg.msg_control != NULL) ? &control : NULL; 1115160249Sjhb error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, controlp); 1116151359Sps if (error == 0) { 1117151359Sps msg.msg_iov = uiov; 1118151909Sps 1119151909Sps if (control != NULL) 1120151909Sps error = freebsd32_copy_msg_out(&msg, control); 1121210796Skib else 1122210796Skib msg.msg_controllen = 0; 1123151909Sps 1124151909Sps if (error == 0) 1125151909Sps error = freebsd32_copyoutmsghdr(&msg, uap->msg); 1126151359Sps } 1127151359Sps free(iov, M_IOV); 1128151909Sps 1129151909Sps if (control != NULL) 1130151909Sps m_freem(control); 1131151909Sps 1132151359Sps return (error); 1133151359Sps} 1134151359Sps 1135151909Sps 1136151909Spsstatic int 1137151909Spsfreebsd32_convert_msg_in(struct mbuf **controlp) 1138151909Sps{ 1139151909Sps struct mbuf *control = *controlp; 1140151909Sps struct cmsghdr *cm = mtod(control, struct cmsghdr *); 1141151909Sps void *data; 1142151909Sps socklen_t clen = control->m_len, datalen; 1143151909Sps int error; 1144151909Sps 1145151909Sps error = 0; 1146151909Sps *controlp = NULL; 1147151909Sps 1148151909Sps while (cm != NULL) { 1149151909Sps if (sizeof(struct cmsghdr) > clen || cm->cmsg_len > clen) { 1150151909Sps error = EINVAL; 1151151909Sps break; 1152151909Sps } 1153151909Sps 1154151909Sps data = FREEBSD32_CMSG_DATA(cm); 1155151909Sps datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data; 1156151909Sps 1157151909Sps *controlp = sbcreatecontrol(data, datalen, cm->cmsg_type, 1158151909Sps cm->cmsg_level); 1159151909Sps controlp = &(*controlp)->m_next; 1160151909Sps 1161151909Sps if (FREEBSD32_CMSG_SPACE(datalen) < clen) { 1162151909Sps clen -= FREEBSD32_CMSG_SPACE(datalen); 1163151909Sps cm = (struct cmsghdr *) 1164151909Sps ((caddr_t)cm + FREEBSD32_CMSG_SPACE(datalen)); 1165151909Sps } else { 1166151909Sps clen = 0; 1167151909Sps cm = NULL; 1168151909Sps } 1169151909Sps } 1170151909Sps 1171151909Sps m_freem(control); 1172151909Sps return (error); 1173151909Sps} 1174151909Sps 1175151909Sps 1176151359Spsint 1177151359Spsfreebsd32_sendmsg(struct thread *td, 1178151359Sps struct freebsd32_sendmsg_args *uap) 1179151359Sps{ 1180151359Sps struct msghdr msg; 1181151359Sps struct msghdr32 m32; 1182151359Sps struct iovec *iov; 1183151909Sps struct mbuf *control = NULL; 1184151909Sps struct sockaddr *to = NULL; 1185151359Sps int error; 1186151359Sps 1187151359Sps error = copyin(uap->msg, &m32, sizeof(m32)); 1188151359Sps if (error) 1189151359Sps return (error); 1190151359Sps error = freebsd32_copyinmsghdr(uap->msg, &msg); 1191151359Sps if (error) 1192151359Sps return (error); 1193160246Sjhb error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov, 1194160246Sjhb EMSGSIZE); 1195151359Sps if (error) 1196151359Sps return (error); 1197151359Sps msg.msg_iov = iov; 1198151909Sps if (msg.msg_name != NULL) { 1199151909Sps error = getsockaddr(&to, msg.msg_name, msg.msg_namelen); 1200151909Sps if (error) { 1201151909Sps to = NULL; 1202151909Sps goto out; 1203151909Sps } 1204151909Sps msg.msg_name = to; 1205151909Sps } 1206151909Sps 1207151909Sps if (msg.msg_control) { 1208151909Sps if (msg.msg_controllen < sizeof(struct cmsghdr)) { 1209151909Sps error = EINVAL; 1210151909Sps goto out; 1211151909Sps } 1212151909Sps 1213151909Sps error = sockargs(&control, msg.msg_control, 1214151909Sps msg.msg_controllen, MT_CONTROL); 1215151909Sps if (error) 1216151909Sps goto out; 1217151909Sps 1218151909Sps error = freebsd32_convert_msg_in(&control); 1219151909Sps if (error) 1220151909Sps goto out; 1221151909Sps } 1222151909Sps 1223151909Sps error = kern_sendit(td, uap->s, &msg, uap->flags, control, 1224151909Sps UIO_USERSPACE); 1225151909Sps 1226151909Spsout: 1227151359Sps free(iov, M_IOV); 1228151909Sps if (to) 1229151909Sps free(to, M_SONAME); 1230151359Sps return (error); 1231151359Sps} 1232151359Sps 1233151359Spsint 1234151359Spsfreebsd32_recvfrom(struct thread *td, 1235151359Sps struct freebsd32_recvfrom_args *uap) 1236151359Sps{ 1237151359Sps struct msghdr msg; 1238151359Sps struct iovec aiov; 1239151359Sps int error; 1240151359Sps 1241151359Sps if (uap->fromlenaddr) { 1242160246Sjhb error = copyin(PTRIN(uap->fromlenaddr), &msg.msg_namelen, 1243160246Sjhb sizeof(msg.msg_namelen)); 1244151359Sps if (error) 1245151359Sps return (error); 1246151359Sps } else { 1247151359Sps msg.msg_namelen = 0; 1248151359Sps } 1249151359Sps 1250160246Sjhb msg.msg_name = PTRIN(uap->from); 1251151359Sps msg.msg_iov = &aiov; 1252151359Sps msg.msg_iovlen = 1; 1253160246Sjhb aiov.iov_base = PTRIN(uap->buf); 1254151359Sps aiov.iov_len = uap->len; 1255160246Sjhb msg.msg_control = NULL; 1256151359Sps msg.msg_flags = uap->flags; 1257160249Sjhb error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, NULL); 1258160249Sjhb if (error == 0 && uap->fromlenaddr) 1259160249Sjhb error = copyout(&msg.msg_namelen, PTRIN(uap->fromlenaddr), 1260160249Sjhb sizeof (msg.msg_namelen)); 1261151359Sps return (error); 1262151359Sps} 1263151359Sps 1264151359Spsint 1265119333Speterfreebsd32_settimeofday(struct thread *td, 1266119333Speter struct freebsd32_settimeofday_args *uap) 1267100384Speter{ 1268144450Sjhb struct timeval32 tv32; 1269144450Sjhb struct timeval tv, *tvp; 1270144450Sjhb struct timezone tz, *tzp; 1271100384Speter int error; 1272100384Speter 1273144450Sjhb if (uap->tv) { 1274144450Sjhb error = copyin(uap->tv, &tv32, sizeof(tv32)); 1275100384Speter if (error) 1276100384Speter return (error); 1277144450Sjhb CP(tv32, tv, tv_sec); 1278144450Sjhb CP(tv32, tv, tv_usec); 1279144450Sjhb tvp = &tv; 1280144450Sjhb } else 1281144450Sjhb tvp = NULL; 1282144450Sjhb if (uap->tzp) { 1283144450Sjhb error = copyin(uap->tzp, &tz, sizeof(tz)); 1284100384Speter if (error) 1285100384Speter return (error); 1286144450Sjhb tzp = &tz; 1287144450Sjhb } else 1288144450Sjhb tzp = NULL; 1289144450Sjhb return (kern_settimeofday(td, tvp, tzp)); 1290100384Speter} 1291100384Speter 1292100384Speterint 1293119333Speterfreebsd32_utimes(struct thread *td, struct freebsd32_utimes_args *uap) 1294100384Speter{ 1295142059Sjhb struct timeval32 s32[2]; 1296142059Sjhb struct timeval s[2], *sp; 1297100384Speter int error; 1298100384Speter 1299142059Sjhb if (uap->tptr != NULL) { 1300142059Sjhb error = copyin(uap->tptr, s32, sizeof(s32)); 1301100384Speter if (error) 1302100384Speter return (error); 1303100384Speter CP(s32[0], s[0], tv_sec); 1304100384Speter CP(s32[0], s[0], tv_usec); 1305100384Speter CP(s32[1], s[1], tv_sec); 1306100384Speter CP(s32[1], s[1], tv_usec); 1307142059Sjhb sp = s; 1308142059Sjhb } else 1309142059Sjhb sp = NULL; 1310142059Sjhb return (kern_utimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE)); 1311100384Speter} 1312100384Speter 1313100384Speterint 1314154586Sambriskofreebsd32_lutimes(struct thread *td, struct freebsd32_lutimes_args *uap) 1315154586Sambrisko{ 1316154586Sambrisko struct timeval32 s32[2]; 1317154586Sambrisko struct timeval s[2], *sp; 1318154586Sambrisko int error; 1319154586Sambrisko 1320154586Sambrisko if (uap->tptr != NULL) { 1321154586Sambrisko error = copyin(uap->tptr, s32, sizeof(s32)); 1322154586Sambrisko if (error) 1323154586Sambrisko return (error); 1324154586Sambrisko CP(s32[0], s[0], tv_sec); 1325154586Sambrisko CP(s32[0], s[0], tv_usec); 1326154586Sambrisko CP(s32[1], s[1], tv_sec); 1327154586Sambrisko CP(s32[1], s[1], tv_usec); 1328154586Sambrisko sp = s; 1329154586Sambrisko } else 1330154586Sambrisko sp = NULL; 1331154586Sambrisko return (kern_lutimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE)); 1332154586Sambrisko} 1333154586Sambrisko 1334154586Sambriskoint 1335153247Sambriskofreebsd32_futimes(struct thread *td, struct freebsd32_futimes_args *uap) 1336153247Sambrisko{ 1337153247Sambrisko struct timeval32 s32[2]; 1338153247Sambrisko struct timeval s[2], *sp; 1339153247Sambrisko int error; 1340153247Sambrisko 1341153247Sambrisko if (uap->tptr != NULL) { 1342153247Sambrisko error = copyin(uap->tptr, s32, sizeof(s32)); 1343153247Sambrisko if (error) 1344153247Sambrisko return (error); 1345153247Sambrisko CP(s32[0], s[0], tv_sec); 1346153247Sambrisko CP(s32[0], s[0], tv_usec); 1347153247Sambrisko CP(s32[1], s[1], tv_sec); 1348153247Sambrisko CP(s32[1], s[1], tv_usec); 1349153247Sambrisko sp = s; 1350153247Sambrisko } else 1351153247Sambrisko sp = NULL; 1352153247Sambrisko return (kern_futimes(td, uap->fd, sp, UIO_SYSSPACE)); 1353153247Sambrisko} 1354153247Sambrisko 1355177789Skibint 1356177789Skibfreebsd32_futimesat(struct thread *td, struct freebsd32_futimesat_args *uap) 1357177789Skib{ 1358177789Skib struct timeval32 s32[2]; 1359177789Skib struct timeval s[2], *sp; 1360177789Skib int error; 1361153247Sambrisko 1362177789Skib if (uap->times != NULL) { 1363177789Skib error = copyin(uap->times, s32, sizeof(s32)); 1364177789Skib if (error) 1365177789Skib return (error); 1366177789Skib CP(s32[0], s[0], tv_sec); 1367177789Skib CP(s32[0], s[0], tv_usec); 1368177789Skib CP(s32[1], s[1], tv_sec); 1369177789Skib CP(s32[1], s[1], tv_usec); 1370177789Skib sp = s; 1371177789Skib } else 1372177789Skib sp = NULL; 1373177789Skib return (kern_utimesat(td, uap->fd, uap->path, UIO_USERSPACE, 1374177789Skib sp, UIO_SYSSPACE)); 1375177789Skib} 1376177789Skib 1377153247Sambriskoint 1378119333Speterfreebsd32_adjtime(struct thread *td, struct freebsd32_adjtime_args *uap) 1379100384Speter{ 1380144450Sjhb struct timeval32 tv32; 1381144450Sjhb struct timeval delta, olddelta, *deltap; 1382100384Speter int error; 1383100384Speter 1384144450Sjhb if (uap->delta) { 1385144450Sjhb error = copyin(uap->delta, &tv32, sizeof(tv32)); 1386100384Speter if (error) 1387100384Speter return (error); 1388144450Sjhb CP(tv32, delta, tv_sec); 1389144450Sjhb CP(tv32, delta, tv_usec); 1390144450Sjhb deltap = δ 1391144450Sjhb } else 1392144450Sjhb deltap = NULL; 1393144450Sjhb error = kern_adjtime(td, deltap, &olddelta); 1394144450Sjhb if (uap->olddelta && error == 0) { 1395144450Sjhb CP(olddelta, tv32, tv_sec); 1396144450Sjhb CP(olddelta, tv32, tv_usec); 1397144450Sjhb error = copyout(&tv32, uap->olddelta, sizeof(tv32)); 1398100384Speter } 1399100384Speter return (error); 1400100384Speter} 1401100384Speter 1402128597Smarcel#ifdef COMPAT_FREEBSD4 1403100384Speterint 1404128260Speterfreebsd4_freebsd32_statfs(struct thread *td, struct freebsd4_freebsd32_statfs_args *uap) 1405100384Speter{ 1406142059Sjhb struct statfs32 s32; 1407142059Sjhb struct statfs s; 1408100384Speter int error; 1409100384Speter 1410142059Sjhb error = kern_statfs(td, uap->path, UIO_USERSPACE, &s); 1411100384Speter if (error) 1412100384Speter return (error); 1413174526Sjhb copy_statfs(&s, &s32); 1414142059Sjhb return (copyout(&s32, uap->buf, sizeof(s32))); 1415100384Speter} 1416128597Smarcel#endif 1417100384Speter 1418128597Smarcel#ifdef COMPAT_FREEBSD4 1419100384Speterint 1420128260Speterfreebsd4_freebsd32_fstatfs(struct thread *td, struct freebsd4_freebsd32_fstatfs_args *uap) 1421100384Speter{ 1422142059Sjhb struct statfs32 s32; 1423142059Sjhb struct statfs s; 1424100384Speter int error; 1425100384Speter 1426142059Sjhb error = kern_fstatfs(td, uap->fd, &s); 1427100384Speter if (error) 1428100384Speter return (error); 1429174526Sjhb copy_statfs(&s, &s32); 1430142059Sjhb return (copyout(&s32, uap->buf, sizeof(s32))); 1431100384Speter} 1432128597Smarcel#endif 1433100384Speter 1434128597Smarcel#ifdef COMPAT_FREEBSD4 1435100384Speterint 1436128260Speterfreebsd4_freebsd32_fhstatfs(struct thread *td, struct freebsd4_freebsd32_fhstatfs_args *uap) 1437128260Speter{ 1438142059Sjhb struct statfs32 s32; 1439142059Sjhb struct statfs s; 1440142059Sjhb fhandle_t fh; 1441128260Speter int error; 1442128260Speter 1443142059Sjhb if ((error = copyin(uap->u_fhp, &fh, sizeof(fhandle_t))) != 0) 1444142059Sjhb return (error); 1445142059Sjhb error = kern_fhstatfs(td, fh, &s); 1446128260Speter if (error) 1447128260Speter return (error); 1448174526Sjhb copy_statfs(&s, &s32); 1449142059Sjhb return (copyout(&s32, uap->buf, sizeof(s32))); 1450128260Speter} 1451128597Smarcel#endif 1452128260Speter 1453128260Speterint 1454119333Speterfreebsd32_pread(struct thread *td, struct freebsd32_pread_args *uap) 1455100384Speter{ 1456100384Speter struct pread_args ap; 1457100384Speter 1458107849Salfred ap.fd = uap->fd; 1459107849Salfred ap.buf = uap->buf; 1460107849Salfred ap.nbyte = uap->nbyte; 1461205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1462225617Skmacy return (sys_pread(td, &ap)); 1463100384Speter} 1464100384Speter 1465100384Speterint 1466119333Speterfreebsd32_pwrite(struct thread *td, struct freebsd32_pwrite_args *uap) 1467100384Speter{ 1468100384Speter struct pwrite_args ap; 1469100384Speter 1470107849Salfred ap.fd = uap->fd; 1471107849Salfred ap.buf = uap->buf; 1472107849Salfred ap.nbyte = uap->nbyte; 1473205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1474225617Skmacy return (sys_pwrite(td, &ap)); 1475100384Speter} 1476100384Speter 1477223166Skib#ifdef COMPAT_43 1478100384Speterint 1479223166Skibofreebsd32_lseek(struct thread *td, struct ofreebsd32_lseek_args *uap) 1480223166Skib{ 1481223166Skib struct lseek_args nuap; 1482223166Skib 1483223166Skib nuap.fd = uap->fd; 1484223166Skib nuap.offset = uap->offset; 1485223166Skib nuap.whence = uap->whence; 1486225617Skmacy return (sys_lseek(td, &nuap)); 1487223166Skib} 1488223166Skib#endif 1489223166Skib 1490223166Skibint 1491119333Speterfreebsd32_lseek(struct thread *td, struct freebsd32_lseek_args *uap) 1492100384Speter{ 1493100384Speter int error; 1494100384Speter struct lseek_args ap; 1495100384Speter off_t pos; 1496100384Speter 1497107849Salfred ap.fd = uap->fd; 1498205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1499107849Salfred ap.whence = uap->whence; 1500225617Skmacy error = sys_lseek(td, &ap); 1501100384Speter /* Expand the quad return into two parts for eax and edx */ 1502100384Speter pos = *(off_t *)(td->td_retval); 1503205014Snwhitehorn td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */ 1504205014Snwhitehorn td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */ 1505100384Speter return error; 1506100384Speter} 1507100384Speter 1508100384Speterint 1509119333Speterfreebsd32_truncate(struct thread *td, struct freebsd32_truncate_args *uap) 1510100384Speter{ 1511100384Speter struct truncate_args ap; 1512100384Speter 1513107849Salfred ap.path = uap->path; 1514205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1515225617Skmacy return (sys_truncate(td, &ap)); 1516100384Speter} 1517100384Speter 1518100384Speterint 1519119333Speterfreebsd32_ftruncate(struct thread *td, struct freebsd32_ftruncate_args *uap) 1520100384Speter{ 1521100384Speter struct ftruncate_args ap; 1522100384Speter 1523107849Salfred ap.fd = uap->fd; 1524205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1525225617Skmacy return (sys_ftruncate(td, &ap)); 1526100384Speter} 1527100384Speter 1528220238Skib#ifdef COMPAT_43 1529184183Sjhbint 1530220238Skibofreebsd32_getdirentries(struct thread *td, 1531220238Skib struct ofreebsd32_getdirentries_args *uap) 1532220238Skib{ 1533220238Skib struct ogetdirentries_args ap; 1534220238Skib int error; 1535220238Skib long loff; 1536220238Skib int32_t loff_cut; 1537220238Skib 1538220238Skib ap.fd = uap->fd; 1539220238Skib ap.buf = uap->buf; 1540220238Skib ap.count = uap->count; 1541220238Skib ap.basep = NULL; 1542220238Skib error = kern_ogetdirentries(td, &ap, &loff); 1543220238Skib if (error == 0) { 1544220238Skib loff_cut = loff; 1545220238Skib error = copyout(&loff_cut, uap->basep, sizeof(int32_t)); 1546220238Skib } 1547220238Skib return (error); 1548220238Skib} 1549220238Skib#endif 1550220238Skib 1551220238Skibint 1552184183Sjhbfreebsd32_getdirentries(struct thread *td, 1553184183Sjhb struct freebsd32_getdirentries_args *uap) 1554184183Sjhb{ 1555184183Sjhb long base; 1556184183Sjhb int32_t base32; 1557184183Sjhb int error; 1558184183Sjhb 1559235886Sgleb error = kern_getdirentries(td, uap->fd, uap->buf, uap->count, &base, 1560235886Sgleb NULL, UIO_USERSPACE); 1561184183Sjhb if (error) 1562184183Sjhb return (error); 1563184183Sjhb if (uap->basep != NULL) { 1564184183Sjhb base32 = base; 1565184183Sjhb error = copyout(&base32, uap->basep, sizeof(int32_t)); 1566184183Sjhb } 1567184183Sjhb return (error); 1568184183Sjhb} 1569184183Sjhb 1570171215Speter#ifdef COMPAT_FREEBSD6 1571171215Speter/* versions with the 'int pad' argument */ 1572171215Speterint 1573171215Speterfreebsd6_freebsd32_pread(struct thread *td, struct freebsd6_freebsd32_pread_args *uap) 1574171215Speter{ 1575171215Speter struct pread_args ap; 1576171215Speter 1577171215Speter ap.fd = uap->fd; 1578171215Speter ap.buf = uap->buf; 1579171215Speter ap.nbyte = uap->nbyte; 1580205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1581225617Skmacy return (sys_pread(td, &ap)); 1582171215Speter} 1583171215Speter 1584171215Speterint 1585171215Speterfreebsd6_freebsd32_pwrite(struct thread *td, struct freebsd6_freebsd32_pwrite_args *uap) 1586171215Speter{ 1587171215Speter struct pwrite_args ap; 1588171215Speter 1589171215Speter ap.fd = uap->fd; 1590171215Speter ap.buf = uap->buf; 1591171215Speter ap.nbyte = uap->nbyte; 1592205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1593225617Skmacy return (sys_pwrite(td, &ap)); 1594171215Speter} 1595171215Speter 1596171215Speterint 1597171215Speterfreebsd6_freebsd32_lseek(struct thread *td, struct freebsd6_freebsd32_lseek_args *uap) 1598171215Speter{ 1599171215Speter int error; 1600171215Speter struct lseek_args ap; 1601171215Speter off_t pos; 1602171215Speter 1603171215Speter ap.fd = uap->fd; 1604205014Snwhitehorn ap.offset = PAIR32TO64(off_t,uap->offset); 1605171215Speter ap.whence = uap->whence; 1606225617Skmacy error = sys_lseek(td, &ap); 1607171215Speter /* Expand the quad return into two parts for eax and edx */ 1608171215Speter pos = *(off_t *)(td->td_retval); 1609205014Snwhitehorn td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */ 1610205014Snwhitehorn td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */ 1611171215Speter return error; 1612171215Speter} 1613171215Speter 1614171215Speterint 1615171215Speterfreebsd6_freebsd32_truncate(struct thread *td, struct freebsd6_freebsd32_truncate_args *uap) 1616171215Speter{ 1617171215Speter struct truncate_args ap; 1618171215Speter 1619171215Speter ap.path = uap->path; 1620205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1621225617Skmacy return (sys_truncate(td, &ap)); 1622171215Speter} 1623171215Speter 1624171215Speterint 1625171215Speterfreebsd6_freebsd32_ftruncate(struct thread *td, struct freebsd6_freebsd32_ftruncate_args *uap) 1626171215Speter{ 1627171215Speter struct ftruncate_args ap; 1628171215Speter 1629171215Speter ap.fd = uap->fd; 1630205014Snwhitehorn ap.length = PAIR32TO64(off_t,uap->length); 1631225617Skmacy return (sys_ftruncate(td, &ap)); 1632171215Speter} 1633171215Speter#endif /* COMPAT_FREEBSD6 */ 1634171215Speter 1635156114Spsstruct sf_hdtr32 { 1636156114Sps uint32_t headers; 1637156114Sps int hdr_cnt; 1638156114Sps uint32_t trailers; 1639156114Sps int trl_cnt; 1640156114Sps}; 1641156114Sps 1642156114Spsstatic int 1643156114Spsfreebsd32_do_sendfile(struct thread *td, 1644156114Sps struct freebsd32_sendfile_args *uap, int compat) 1645104738Speter{ 1646156114Sps struct sf_hdtr32 hdtr32; 1647156114Sps struct sf_hdtr hdtr; 1648156114Sps struct uio *hdr_uio, *trl_uio; 1649156114Sps struct iovec32 *iov32; 1650254356Sglebius struct file *fp; 1651255219Spjd cap_rights_t rights; 1652254356Sglebius off_t offset; 1653156114Sps int error; 1654104738Speter 1655254356Sglebius offset = PAIR32TO64(off_t, uap->offset); 1656254356Sglebius if (offset < 0) 1657254356Sglebius return (EINVAL); 1658254356Sglebius 1659156114Sps hdr_uio = trl_uio = NULL; 1660156114Sps 1661156114Sps if (uap->hdtr != NULL) { 1662156114Sps error = copyin(uap->hdtr, &hdtr32, sizeof(hdtr32)); 1663156114Sps if (error) 1664156114Sps goto out; 1665156114Sps PTRIN_CP(hdtr32, hdtr, headers); 1666156114Sps CP(hdtr32, hdtr, hdr_cnt); 1667156114Sps PTRIN_CP(hdtr32, hdtr, trailers); 1668156114Sps CP(hdtr32, hdtr, trl_cnt); 1669156114Sps 1670156114Sps if (hdtr.headers != NULL) { 1671160246Sjhb iov32 = PTRIN(hdtr32.headers); 1672156114Sps error = freebsd32_copyinuio(iov32, 1673156114Sps hdtr32.hdr_cnt, &hdr_uio); 1674156114Sps if (error) 1675156114Sps goto out; 1676156114Sps } 1677156114Sps if (hdtr.trailers != NULL) { 1678160246Sjhb iov32 = PTRIN(hdtr32.trailers); 1679156114Sps error = freebsd32_copyinuio(iov32, 1680156114Sps hdtr32.trl_cnt, &trl_uio); 1681156114Sps if (error) 1682156114Sps goto out; 1683156114Sps } 1684156114Sps } 1685156114Sps 1686254356Sglebius AUDIT_ARG_FD(uap->fd); 1687254356Sglebius 1688255219Spjd if ((error = fget_read(td, uap->fd, 1689255219Spjd cap_rights_init(&rights, CAP_PREAD), &fp)) != 0) { 1690254356Sglebius goto out; 1691255219Spjd } 1692254356Sglebius 1693254356Sglebius error = fo_sendfile(fp, uap->s, hdr_uio, trl_uio, offset, 1694254356Sglebius uap->nbytes, uap->sbytes, uap->flags, compat ? SFK_COMPAT : 0, td); 1695254356Sglebius fdrop(fp, td); 1696254356Sglebius 1697156114Spsout: 1698156114Sps if (hdr_uio) 1699156114Sps free(hdr_uio, M_IOV); 1700156114Sps if (trl_uio) 1701156114Sps free(trl_uio, M_IOV); 1702156114Sps return (error); 1703104738Speter} 1704156114Sps 1705156114Sps#ifdef COMPAT_FREEBSD4 1706156114Spsint 1707156114Spsfreebsd4_freebsd32_sendfile(struct thread *td, 1708156114Sps struct freebsd4_freebsd32_sendfile_args *uap) 1709156114Sps{ 1710156114Sps return (freebsd32_do_sendfile(td, 1711156114Sps (struct freebsd32_sendfile_args *)uap, 1)); 1712156114Sps} 1713104738Speter#endif 1714104738Speter 1715104738Speterint 1716119333Speterfreebsd32_sendfile(struct thread *td, struct freebsd32_sendfile_args *uap) 1717100384Speter{ 1718100384Speter 1719156114Sps return (freebsd32_do_sendfile(td, uap, 0)); 1720100384Speter} 1721100384Speter 1722100384Speterstatic void 1723210847Skibcopy_stat(struct stat *in, struct stat32 *out) 1724100384Speter{ 1725210847Skib 1726100384Speter CP(*in, *out, st_dev); 1727100384Speter CP(*in, *out, st_ino); 1728100384Speter CP(*in, *out, st_mode); 1729100384Speter CP(*in, *out, st_nlink); 1730100384Speter CP(*in, *out, st_uid); 1731100384Speter CP(*in, *out, st_gid); 1732100384Speter CP(*in, *out, st_rdev); 1733205792Sed TS_CP(*in, *out, st_atim); 1734205792Sed TS_CP(*in, *out, st_mtim); 1735205792Sed TS_CP(*in, *out, st_ctim); 1736100384Speter CP(*in, *out, st_size); 1737100384Speter CP(*in, *out, st_blocks); 1738100384Speter CP(*in, *out, st_blksize); 1739100384Speter CP(*in, *out, st_flags); 1740100384Speter CP(*in, *out, st_gen); 1741210848Skib TS_CP(*in, *out, st_birthtim); 1742100384Speter} 1743100384Speter 1744220238Skib#ifdef COMPAT_43 1745220238Skibstatic void 1746220238Skibcopy_ostat(struct stat *in, struct ostat32 *out) 1747220238Skib{ 1748220238Skib 1749220238Skib CP(*in, *out, st_dev); 1750220238Skib CP(*in, *out, st_ino); 1751220238Skib CP(*in, *out, st_mode); 1752220238Skib CP(*in, *out, st_nlink); 1753220238Skib CP(*in, *out, st_uid); 1754220238Skib CP(*in, *out, st_gid); 1755220238Skib CP(*in, *out, st_rdev); 1756220238Skib CP(*in, *out, st_size); 1757220238Skib TS_CP(*in, *out, st_atim); 1758220238Skib TS_CP(*in, *out, st_mtim); 1759220238Skib TS_CP(*in, *out, st_ctim); 1760220238Skib CP(*in, *out, st_blksize); 1761220238Skib CP(*in, *out, st_blocks); 1762220238Skib CP(*in, *out, st_flags); 1763220238Skib CP(*in, *out, st_gen); 1764220238Skib} 1765220238Skib#endif 1766220238Skib 1767100384Speterint 1768119333Speterfreebsd32_stat(struct thread *td, struct freebsd32_stat_args *uap) 1769100384Speter{ 1770123746Speter struct stat sb; 1771123746Speter struct stat32 sb32; 1772100384Speter int error; 1773100384Speter 1774142059Sjhb error = kern_stat(td, uap->path, UIO_USERSPACE, &sb); 1775100384Speter if (error) 1776100384Speter return (error); 1777123746Speter copy_stat(&sb, &sb32); 1778123746Speter error = copyout(&sb32, uap->ub, sizeof (sb32)); 1779100384Speter return (error); 1780100384Speter} 1781100384Speter 1782220238Skib#ifdef COMPAT_43 1783100384Speterint 1784220238Skibofreebsd32_stat(struct thread *td, struct ofreebsd32_stat_args *uap) 1785220238Skib{ 1786220238Skib struct stat sb; 1787220238Skib struct ostat32 sb32; 1788220238Skib int error; 1789220238Skib 1790220238Skib error = kern_stat(td, uap->path, UIO_USERSPACE, &sb); 1791220238Skib if (error) 1792220238Skib return (error); 1793220238Skib copy_ostat(&sb, &sb32); 1794220238Skib error = copyout(&sb32, uap->ub, sizeof (sb32)); 1795220238Skib return (error); 1796220238Skib} 1797220238Skib#endif 1798220238Skib 1799220238Skibint 1800119333Speterfreebsd32_fstat(struct thread *td, struct freebsd32_fstat_args *uap) 1801100384Speter{ 1802123746Speter struct stat ub; 1803123746Speter struct stat32 ub32; 1804100384Speter int error; 1805100384Speter 1806142059Sjhb error = kern_fstat(td, uap->fd, &ub); 1807100384Speter if (error) 1808100384Speter return (error); 1809123746Speter copy_stat(&ub, &ub32); 1810123746Speter error = copyout(&ub32, uap->ub, sizeof(ub32)); 1811100384Speter return (error); 1812100384Speter} 1813100384Speter 1814220238Skib#ifdef COMPAT_43 1815100384Speterint 1816220238Skibofreebsd32_fstat(struct thread *td, struct ofreebsd32_fstat_args *uap) 1817220238Skib{ 1818220238Skib struct stat ub; 1819220238Skib struct ostat32 ub32; 1820220238Skib int error; 1821220238Skib 1822220238Skib error = kern_fstat(td, uap->fd, &ub); 1823220238Skib if (error) 1824220238Skib return (error); 1825220238Skib copy_ostat(&ub, &ub32); 1826220238Skib error = copyout(&ub32, uap->ub, sizeof(ub32)); 1827220238Skib return (error); 1828220238Skib} 1829220238Skib#endif 1830220238Skib 1831220238Skibint 1832177789Skibfreebsd32_fstatat(struct thread *td, struct freebsd32_fstatat_args *uap) 1833177789Skib{ 1834177789Skib struct stat ub; 1835177789Skib struct stat32 ub32; 1836177789Skib int error; 1837177789Skib 1838177789Skib error = kern_statat(td, uap->flag, uap->fd, uap->path, UIO_USERSPACE, &ub); 1839177789Skib if (error) 1840177789Skib return (error); 1841177789Skib copy_stat(&ub, &ub32); 1842177789Skib error = copyout(&ub32, uap->buf, sizeof(ub32)); 1843177789Skib return (error); 1844177789Skib} 1845177789Skib 1846177789Skibint 1847119333Speterfreebsd32_lstat(struct thread *td, struct freebsd32_lstat_args *uap) 1848100384Speter{ 1849123746Speter struct stat sb; 1850123746Speter struct stat32 sb32; 1851142059Sjhb int error; 1852100384Speter 1853142059Sjhb error = kern_lstat(td, uap->path, UIO_USERSPACE, &sb); 1854100384Speter if (error) 1855100384Speter return (error); 1856123746Speter copy_stat(&sb, &sb32); 1857123746Speter error = copyout(&sb32, uap->ub, sizeof (sb32)); 1858100384Speter return (error); 1859100384Speter} 1860100384Speter 1861220238Skib#ifdef COMPAT_43 1862100384Speterint 1863220238Skibofreebsd32_lstat(struct thread *td, struct ofreebsd32_lstat_args *uap) 1864220238Skib{ 1865220238Skib struct stat sb; 1866220238Skib struct ostat32 sb32; 1867220238Skib int error; 1868220238Skib 1869220238Skib error = kern_lstat(td, uap->path, UIO_USERSPACE, &sb); 1870220238Skib if (error) 1871220238Skib return (error); 1872220238Skib copy_ostat(&sb, &sb32); 1873220238Skib error = copyout(&sb32, uap->ub, sizeof (sb32)); 1874220238Skib return (error); 1875220238Skib} 1876220238Skib#endif 1877220238Skib 1878220238Skibint 1879119333Speterfreebsd32_sysctl(struct thread *td, struct freebsd32_sysctl_args *uap) 1880100384Speter{ 1881100384Speter int error, name[CTL_MAXNAME]; 1882100384Speter size_t j, oldlen; 1883100384Speter 1884100384Speter if (uap->namelen > CTL_MAXNAME || uap->namelen < 2) 1885100384Speter return (EINVAL); 1886136404Speter error = copyin(uap->name, name, uap->namelen * sizeof(int)); 1887100384Speter if (error) 1888100384Speter return (error); 1889100384Speter if (uap->oldlenp) 1890100384Speter oldlen = fuword32(uap->oldlenp); 1891100384Speter else 1892100384Speter oldlen = 0; 1893100384Speter error = userland_sysctl(td, name, uap->namelen, 1894100384Speter uap->old, &oldlen, 1, 1895136404Speter uap->new, uap->newlen, &j, SCTL_MASK32); 1896100384Speter if (error && error != ENOMEM) 1897186564Sed return (error); 1898136404Speter if (uap->oldlenp) 1899100384Speter suword32(uap->oldlenp, j); 1900186564Sed return (0); 1901100384Speter} 1902100384Speter 1903100384Speterint 1904185435Sbzfreebsd32_jail(struct thread *td, struct freebsd32_jail_args *uap) 1905185435Sbz{ 1906185435Sbz uint32_t version; 1907185435Sbz int error; 1908192895Sjamie struct jail j; 1909185435Sbz 1910185435Sbz error = copyin(uap->jail, &version, sizeof(uint32_t)); 1911185435Sbz if (error) 1912185435Sbz return (error); 1913190466Sjamie 1914185435Sbz switch (version) { 1915190466Sjamie case 0: 1916185435Sbz { 1917185435Sbz /* FreeBSD single IPv4 jails. */ 1918185435Sbz struct jail32_v0 j32_v0; 1919185435Sbz 1920192895Sjamie bzero(&j, sizeof(struct jail)); 1921185435Sbz error = copyin(uap->jail, &j32_v0, sizeof(struct jail32_v0)); 1922185435Sbz if (error) 1923185435Sbz return (error); 1924192895Sjamie CP(j32_v0, j, version); 1925192895Sjamie PTRIN_CP(j32_v0, j, path); 1926192895Sjamie PTRIN_CP(j32_v0, j, hostname); 1927192895Sjamie j.ip4s = j32_v0.ip_number; 1928185435Sbz break; 1929185435Sbz } 1930185435Sbz 1931185435Sbz case 1: 1932185435Sbz /* 1933185435Sbz * Version 1 was used by multi-IPv4 jail implementations 1934185435Sbz * that never made it into the official kernel. 1935185435Sbz */ 1936185435Sbz return (EINVAL); 1937185435Sbz 1938185435Sbz case 2: /* JAIL_API_VERSION */ 1939185435Sbz { 1940185435Sbz /* FreeBSD multi-IPv4/IPv6,noIP jails. */ 1941185435Sbz struct jail32 j32; 1942185435Sbz 1943185435Sbz error = copyin(uap->jail, &j32, sizeof(struct jail32)); 1944185435Sbz if (error) 1945185435Sbz return (error); 1946192895Sjamie CP(j32, j, version); 1947192895Sjamie PTRIN_CP(j32, j, path); 1948192895Sjamie PTRIN_CP(j32, j, hostname); 1949192895Sjamie PTRIN_CP(j32, j, jailname); 1950192895Sjamie CP(j32, j, ip4s); 1951192895Sjamie CP(j32, j, ip6s); 1952192895Sjamie PTRIN_CP(j32, j, ip4); 1953192895Sjamie PTRIN_CP(j32, j, ip6); 1954185435Sbz break; 1955185435Sbz } 1956185435Sbz 1957185435Sbz default: 1958185435Sbz /* Sci-Fi jails are not supported, sorry. */ 1959185435Sbz return (EINVAL); 1960185435Sbz } 1961192895Sjamie return (kern_jail(td, &j)); 1962185435Sbz} 1963185435Sbz 1964185435Sbzint 1965191673Sjamiefreebsd32_jail_set(struct thread *td, struct freebsd32_jail_set_args *uap) 1966191673Sjamie{ 1967191673Sjamie struct uio *auio; 1968191673Sjamie int error; 1969191673Sjamie 1970191673Sjamie /* Check that we have an even number of iovecs. */ 1971191673Sjamie if (uap->iovcnt & 1) 1972191673Sjamie return (EINVAL); 1973191673Sjamie 1974191673Sjamie error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 1975191673Sjamie if (error) 1976191673Sjamie return (error); 1977191673Sjamie error = kern_jail_set(td, auio, uap->flags); 1978191673Sjamie free(auio, M_IOV); 1979191673Sjamie return (error); 1980191673Sjamie} 1981191673Sjamie 1982191673Sjamieint 1983191673Sjamiefreebsd32_jail_get(struct thread *td, struct freebsd32_jail_get_args *uap) 1984191673Sjamie{ 1985191673Sjamie struct iovec32 iov32; 1986191673Sjamie struct uio *auio; 1987191673Sjamie int error, i; 1988191673Sjamie 1989191673Sjamie /* Check that we have an even number of iovecs. */ 1990191673Sjamie if (uap->iovcnt & 1) 1991191673Sjamie return (EINVAL); 1992191673Sjamie 1993191673Sjamie error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 1994191673Sjamie if (error) 1995191673Sjamie return (error); 1996191673Sjamie error = kern_jail_get(td, auio, uap->flags); 1997191673Sjamie if (error == 0) 1998191673Sjamie for (i = 0; i < uap->iovcnt; i++) { 1999191673Sjamie PTROUT_CP(auio->uio_iov[i], iov32, iov_base); 2000191673Sjamie CP(auio->uio_iov[i], iov32, iov_len); 2001191673Sjamie error = copyout(&iov32, uap->iovp + i, sizeof(iov32)); 2002191673Sjamie if (error != 0) 2003191673Sjamie break; 2004191673Sjamie } 2005191673Sjamie free(auio, M_IOV); 2006191673Sjamie return (error); 2007191673Sjamie} 2008191673Sjamie 2009191673Sjamieint 2010119333Speterfreebsd32_sigaction(struct thread *td, struct freebsd32_sigaction_args *uap) 2011100384Speter{ 2012113859Sjhb struct sigaction32 s32; 2013113859Sjhb struct sigaction sa, osa, *sap; 2014100384Speter int error; 2015100384Speter 2016113859Sjhb if (uap->act) { 2017113859Sjhb error = copyin(uap->act, &s32, sizeof(s32)); 2018100384Speter if (error) 2019100384Speter return (error); 2020113859Sjhb sa.sa_handler = PTRIN(s32.sa_u); 2021113859Sjhb CP(s32, sa, sa_flags); 2022113859Sjhb CP(s32, sa, sa_mask); 2023113859Sjhb sap = &sa; 2024113859Sjhb } else 2025113859Sjhb sap = NULL; 2026113859Sjhb error = kern_sigaction(td, uap->sig, sap, &osa, 0); 2027146583Sps if (error == 0 && uap->oact != NULL) { 2028113859Sjhb s32.sa_u = PTROUT(osa.sa_handler); 2029113859Sjhb CP(osa, s32, sa_flags); 2030113859Sjhb CP(osa, s32, sa_mask); 2031113859Sjhb error = copyout(&s32, uap->oact, sizeof(s32)); 2032100384Speter } 2033100384Speter return (error); 2034100384Speter} 2035100384Speter 2036114987Speter#ifdef COMPAT_FREEBSD4 2037114987Speterint 2038119333Speterfreebsd4_freebsd32_sigaction(struct thread *td, 2039119333Speter struct freebsd4_freebsd32_sigaction_args *uap) 2040114987Speter{ 2041114987Speter struct sigaction32 s32; 2042114987Speter struct sigaction sa, osa, *sap; 2043114987Speter int error; 2044114987Speter 2045114987Speter if (uap->act) { 2046114987Speter error = copyin(uap->act, &s32, sizeof(s32)); 2047114987Speter if (error) 2048114987Speter return (error); 2049114987Speter sa.sa_handler = PTRIN(s32.sa_u); 2050114987Speter CP(s32, sa, sa_flags); 2051114987Speter CP(s32, sa, sa_mask); 2052114987Speter sap = &sa; 2053114987Speter } else 2054114987Speter sap = NULL; 2055114987Speter error = kern_sigaction(td, uap->sig, sap, &osa, KSA_FREEBSD4); 2056146583Sps if (error == 0 && uap->oact != NULL) { 2057114987Speter s32.sa_u = PTROUT(osa.sa_handler); 2058114987Speter CP(osa, s32, sa_flags); 2059114987Speter CP(osa, s32, sa_mask); 2060114987Speter error = copyout(&s32, uap->oact, sizeof(s32)); 2061114987Speter } 2062114987Speter return (error); 2063114987Speter} 2064114987Speter#endif 2065114987Speter 2066151582Sps#ifdef COMPAT_43 2067151720Speterstruct osigaction32 { 2068151582Sps u_int32_t sa_u; 2069151582Sps osigset_t sa_mask; 2070151582Sps int sa_flags; 2071151582Sps}; 2072151582Sps 2073151582Sps#define ONSIG 32 2074151582Sps 2075140481Spsint 2076151720Speterofreebsd32_sigaction(struct thread *td, 2077151720Speter struct ofreebsd32_sigaction_args *uap) 2078151582Sps{ 2079151720Speter struct osigaction32 s32; 2080151582Sps struct sigaction sa, osa, *sap; 2081151582Sps int error; 2082151582Sps 2083151582Sps if (uap->signum <= 0 || uap->signum >= ONSIG) 2084151582Sps return (EINVAL); 2085151582Sps 2086151582Sps if (uap->nsa) { 2087151582Sps error = copyin(uap->nsa, &s32, sizeof(s32)); 2088151582Sps if (error) 2089151582Sps return (error); 2090151582Sps sa.sa_handler = PTRIN(s32.sa_u); 2091151582Sps CP(s32, sa, sa_flags); 2092151582Sps OSIG2SIG(s32.sa_mask, sa.sa_mask); 2093151582Sps sap = &sa; 2094151582Sps } else 2095151582Sps sap = NULL; 2096151582Sps error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET); 2097151582Sps if (error == 0 && uap->osa != NULL) { 2098151582Sps s32.sa_u = PTROUT(osa.sa_handler); 2099151582Sps CP(osa, s32, sa_flags); 2100151582Sps SIG2OSIG(osa.sa_mask, s32.sa_mask); 2101151582Sps error = copyout(&s32, uap->osa, sizeof(s32)); 2102151582Sps } 2103151582Sps return (error); 2104151582Sps} 2105151582Sps 2106151582Spsint 2107151720Speterofreebsd32_sigprocmask(struct thread *td, 2108151720Speter struct ofreebsd32_sigprocmask_args *uap) 2109151582Sps{ 2110151582Sps sigset_t set, oset; 2111151582Sps int error; 2112151582Sps 2113151582Sps OSIG2SIG(uap->mask, set); 2114198507Skib error = kern_sigprocmask(td, uap->how, &set, &oset, SIGPROCMASK_OLD); 2115151582Sps SIG2OSIG(oset, td->td_retval[0]); 2116151582Sps return (error); 2117151582Sps} 2118151582Sps 2119151582Spsint 2120151720Speterofreebsd32_sigpending(struct thread *td, 2121151720Speter struct ofreebsd32_sigpending_args *uap) 2122151582Sps{ 2123151582Sps struct proc *p = td->td_proc; 2124151582Sps sigset_t siglist; 2125151582Sps 2126151582Sps PROC_LOCK(p); 2127151582Sps siglist = p->p_siglist; 2128151582Sps SIGSETOR(siglist, td->td_siglist); 2129151582Sps PROC_UNLOCK(p); 2130151582Sps SIG2OSIG(siglist, td->td_retval[0]); 2131151582Sps return (0); 2132151582Sps} 2133151582Sps 2134151582Spsstruct sigvec32 { 2135151582Sps u_int32_t sv_handler; 2136151582Sps int sv_mask; 2137151582Sps int sv_flags; 2138151582Sps}; 2139151582Sps 2140151582Spsint 2141151720Speterofreebsd32_sigvec(struct thread *td, 2142151720Speter struct ofreebsd32_sigvec_args *uap) 2143151582Sps{ 2144151582Sps struct sigvec32 vec; 2145151582Sps struct sigaction sa, osa, *sap; 2146151582Sps int error; 2147151582Sps 2148151582Sps if (uap->signum <= 0 || uap->signum >= ONSIG) 2149151582Sps return (EINVAL); 2150151582Sps 2151151582Sps if (uap->nsv) { 2152151582Sps error = copyin(uap->nsv, &vec, sizeof(vec)); 2153151582Sps if (error) 2154151582Sps return (error); 2155151582Sps sa.sa_handler = PTRIN(vec.sv_handler); 2156151582Sps OSIG2SIG(vec.sv_mask, sa.sa_mask); 2157151582Sps sa.sa_flags = vec.sv_flags; 2158151582Sps sa.sa_flags ^= SA_RESTART; 2159151582Sps sap = &sa; 2160151582Sps } else 2161151582Sps sap = NULL; 2162151582Sps error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET); 2163151582Sps if (error == 0 && uap->osv != NULL) { 2164151582Sps vec.sv_handler = PTROUT(osa.sa_handler); 2165151582Sps SIG2OSIG(osa.sa_mask, vec.sv_mask); 2166151582Sps vec.sv_flags = osa.sa_flags; 2167151582Sps vec.sv_flags &= ~SA_NOCLDWAIT; 2168151582Sps vec.sv_flags ^= SA_RESTART; 2169151582Sps error = copyout(&vec, uap->osv, sizeof(vec)); 2170151582Sps } 2171151582Sps return (error); 2172151582Sps} 2173151582Sps 2174151582Spsint 2175151720Speterofreebsd32_sigblock(struct thread *td, 2176151720Speter struct ofreebsd32_sigblock_args *uap) 2177151582Sps{ 2178198507Skib sigset_t set, oset; 2179151582Sps 2180151582Sps OSIG2SIG(uap->mask, set); 2181198507Skib kern_sigprocmask(td, SIG_BLOCK, &set, &oset, 0); 2182198507Skib SIG2OSIG(oset, td->td_retval[0]); 2183151582Sps return (0); 2184151582Sps} 2185151582Sps 2186151582Spsint 2187151720Speterofreebsd32_sigsetmask(struct thread *td, 2188151720Speter struct ofreebsd32_sigsetmask_args *uap) 2189151582Sps{ 2190198507Skib sigset_t set, oset; 2191151582Sps 2192151582Sps OSIG2SIG(uap->mask, set); 2193198507Skib kern_sigprocmask(td, SIG_SETMASK, &set, &oset, 0); 2194198507Skib SIG2OSIG(oset, td->td_retval[0]); 2195151582Sps return (0); 2196151582Sps} 2197151582Sps 2198151582Spsint 2199151720Speterofreebsd32_sigsuspend(struct thread *td, 2200151720Speter struct ofreebsd32_sigsuspend_args *uap) 2201151582Sps{ 2202151582Sps sigset_t mask; 2203151582Sps 2204151582Sps OSIG2SIG(uap->mask, mask); 2205198506Skib return (kern_sigsuspend(td, mask)); 2206151582Sps} 2207151582Sps 2208151582Spsstruct sigstack32 { 2209151582Sps u_int32_t ss_sp; 2210151582Sps int ss_onstack; 2211151582Sps}; 2212151582Sps 2213151582Spsint 2214151720Speterofreebsd32_sigstack(struct thread *td, 2215151720Speter struct ofreebsd32_sigstack_args *uap) 2216151582Sps{ 2217151582Sps struct sigstack32 s32; 2218151582Sps struct sigstack nss, oss; 2219170870Smjacob int error = 0, unss; 2220151582Sps 2221151582Sps if (uap->nss != NULL) { 2222151582Sps error = copyin(uap->nss, &s32, sizeof(s32)); 2223151582Sps if (error) 2224151582Sps return (error); 2225151582Sps nss.ss_sp = PTRIN(s32.ss_sp); 2226151582Sps CP(s32, nss, ss_onstack); 2227170870Smjacob unss = 1; 2228170870Smjacob } else { 2229170870Smjacob unss = 0; 2230151582Sps } 2231151582Sps oss.ss_sp = td->td_sigstk.ss_sp; 2232151582Sps oss.ss_onstack = sigonstack(cpu_getstack(td)); 2233170870Smjacob if (unss) { 2234151582Sps td->td_sigstk.ss_sp = nss.ss_sp; 2235151582Sps td->td_sigstk.ss_size = 0; 2236170870Smjacob td->td_sigstk.ss_flags |= (nss.ss_onstack & SS_ONSTACK); 2237151582Sps td->td_pflags |= TDP_ALTSTACK; 2238151582Sps } 2239151582Sps if (uap->oss != NULL) { 2240151582Sps s32.ss_sp = PTROUT(oss.ss_sp); 2241151582Sps CP(oss, s32, ss_onstack); 2242151582Sps error = copyout(&s32, uap->oss, sizeof(s32)); 2243151582Sps } 2244151582Sps return (error); 2245151582Sps} 2246151582Sps#endif 2247151582Sps 2248151582Spsint 2249140481Spsfreebsd32_nanosleep(struct thread *td, struct freebsd32_nanosleep_args *uap) 2250140481Sps{ 2251140481Sps struct timespec32 rmt32, rqt32; 2252140481Sps struct timespec rmt, rqt; 2253140481Sps int error; 2254140481Sps 2255151355Sps error = copyin(uap->rqtp, &rqt32, sizeof(rqt32)); 2256140481Sps if (error) 2257140481Sps return (error); 2258140481Sps 2259140481Sps CP(rqt32, rqt, tv_sec); 2260140481Sps CP(rqt32, rqt, tv_nsec); 2261140481Sps 2262140481Sps if (uap->rmtp && 2263140481Sps !useracc((caddr_t)uap->rmtp, sizeof(rmt), VM_PROT_WRITE)) 2264140481Sps return (EFAULT); 2265140481Sps error = kern_nanosleep(td, &rqt, &rmt); 2266140481Sps if (error && uap->rmtp) { 2267140481Sps int error2; 2268140481Sps 2269140481Sps CP(rmt, rmt32, tv_sec); 2270140481Sps CP(rmt, rmt32, tv_nsec); 2271140481Sps 2272151355Sps error2 = copyout(&rmt32, uap->rmtp, sizeof(rmt32)); 2273140481Sps if (error2) 2274140481Sps error = error2; 2275140481Sps } 2276140481Sps return (error); 2277140481Sps} 2278140481Sps 2279151357Spsint 2280151357Spsfreebsd32_clock_gettime(struct thread *td, 2281151357Sps struct freebsd32_clock_gettime_args *uap) 2282151357Sps{ 2283151357Sps struct timespec ats; 2284151357Sps struct timespec32 ats32; 2285151357Sps int error; 2286151357Sps 2287151357Sps error = kern_clock_gettime(td, uap->clock_id, &ats); 2288151357Sps if (error == 0) { 2289151357Sps CP(ats, ats32, tv_sec); 2290151357Sps CP(ats, ats32, tv_nsec); 2291151357Sps error = copyout(&ats32, uap->tp, sizeof(ats32)); 2292151357Sps } 2293151357Sps return (error); 2294151357Sps} 2295151357Sps 2296151357Spsint 2297151357Spsfreebsd32_clock_settime(struct thread *td, 2298151357Sps struct freebsd32_clock_settime_args *uap) 2299151357Sps{ 2300151357Sps struct timespec ats; 2301151357Sps struct timespec32 ats32; 2302151357Sps int error; 2303151357Sps 2304151357Sps error = copyin(uap->tp, &ats32, sizeof(ats32)); 2305151357Sps if (error) 2306151357Sps return (error); 2307151357Sps CP(ats32, ats, tv_sec); 2308151357Sps CP(ats32, ats, tv_nsec); 2309151357Sps 2310151357Sps return (kern_clock_settime(td, uap->clock_id, &ats)); 2311151357Sps} 2312151357Sps 2313151357Spsint 2314151357Spsfreebsd32_clock_getres(struct thread *td, 2315151357Sps struct freebsd32_clock_getres_args *uap) 2316151357Sps{ 2317151357Sps struct timespec ts; 2318151357Sps struct timespec32 ts32; 2319151357Sps int error; 2320151357Sps 2321151357Sps if (uap->tp == NULL) 2322151357Sps return (0); 2323151357Sps error = kern_clock_getres(td, uap->clock_id, &ts); 2324151357Sps if (error == 0) { 2325151357Sps CP(ts, ts32, tv_sec); 2326151357Sps CP(ts, ts32, tv_nsec); 2327151357Sps error = copyout(&ts32, uap->tp, sizeof(ts32)); 2328151357Sps } 2329151357Sps return (error); 2330151357Sps} 2331151357Sps 2332253530Skibint freebsd32_ktimer_create(struct thread *td, 2333253530Skib struct freebsd32_ktimer_create_args *uap) 2334253530Skib{ 2335253530Skib struct sigevent32 ev32; 2336253530Skib struct sigevent ev, *evp; 2337253530Skib int error, id; 2338253530Skib 2339253530Skib if (uap->evp == NULL) { 2340253530Skib evp = NULL; 2341253530Skib } else { 2342253530Skib evp = &ev; 2343253530Skib error = copyin(uap->evp, &ev32, sizeof(ev32)); 2344253530Skib if (error != 0) 2345253530Skib return (error); 2346253530Skib error = convert_sigevent32(&ev32, &ev); 2347253530Skib if (error != 0) 2348253530Skib return (error); 2349253530Skib } 2350253530Skib error = kern_ktimer_create(td, uap->clock_id, evp, &id, -1); 2351253530Skib if (error == 0) { 2352253530Skib error = copyout(&id, uap->timerid, sizeof(int)); 2353253530Skib if (error != 0) 2354253530Skib kern_ktimer_delete(td, id); 2355253530Skib } 2356253530Skib return (error); 2357253530Skib} 2358253530Skib 2359162551Sdavidxuint 2360253530Skibfreebsd32_ktimer_settime(struct thread *td, 2361253530Skib struct freebsd32_ktimer_settime_args *uap) 2362253530Skib{ 2363253530Skib struct itimerspec32 val32, oval32; 2364253530Skib struct itimerspec val, oval, *ovalp; 2365253530Skib int error; 2366253530Skib 2367253530Skib error = copyin(uap->value, &val32, sizeof(val32)); 2368253530Skib if (error != 0) 2369253530Skib return (error); 2370253530Skib ITS_CP(val32, val); 2371253530Skib ovalp = uap->ovalue != NULL ? &oval : NULL; 2372253530Skib error = kern_ktimer_settime(td, uap->timerid, uap->flags, &val, ovalp); 2373253530Skib if (error == 0 && uap->ovalue != NULL) { 2374253530Skib ITS_CP(oval, oval32); 2375253530Skib error = copyout(&oval32, uap->ovalue, sizeof(oval32)); 2376253530Skib } 2377253530Skib return (error); 2378253530Skib} 2379253530Skib 2380253530Skibint 2381253530Skibfreebsd32_ktimer_gettime(struct thread *td, 2382253530Skib struct freebsd32_ktimer_gettime_args *uap) 2383253530Skib{ 2384253530Skib struct itimerspec32 val32; 2385253530Skib struct itimerspec val; 2386253530Skib int error; 2387253530Skib 2388253530Skib error = kern_ktimer_gettime(td, uap->timerid, &val); 2389253530Skib if (error == 0) { 2390253530Skib ITS_CP(val, val32); 2391253530Skib error = copyout(&val32, uap->value, sizeof(val32)); 2392253530Skib } 2393253530Skib return (error); 2394253530Skib} 2395253530Skib 2396253530Skibint 2397253494Skibfreebsd32_clock_getcpuclockid2(struct thread *td, 2398253494Skib struct freebsd32_clock_getcpuclockid2_args *uap) 2399253494Skib{ 2400253494Skib clockid_t clk_id; 2401253494Skib int error; 2402253494Skib 2403253494Skib error = kern_clock_getcpuclockid2(td, PAIR32TO64(id_t, uap->id), 2404253494Skib uap->which, &clk_id); 2405253494Skib if (error == 0) 2406253494Skib error = copyout(&clk_id, uap->clock_id, sizeof(clockid_t)); 2407253494Skib return (error); 2408253494Skib} 2409253494Skib 2410253494Skibint 2411162551Sdavidxufreebsd32_thr_new(struct thread *td, 2412162551Sdavidxu struct freebsd32_thr_new_args *uap) 2413162551Sdavidxu{ 2414162551Sdavidxu struct thr_param32 param32; 2415162551Sdavidxu struct thr_param param; 2416162551Sdavidxu int error; 2417162551Sdavidxu 2418162551Sdavidxu if (uap->param_size < 0 || 2419162551Sdavidxu uap->param_size > sizeof(struct thr_param32)) 2420162551Sdavidxu return (EINVAL); 2421162551Sdavidxu bzero(¶m, sizeof(struct thr_param)); 2422162551Sdavidxu bzero(¶m32, sizeof(struct thr_param32)); 2423162551Sdavidxu error = copyin(uap->param, ¶m32, uap->param_size); 2424162551Sdavidxu if (error != 0) 2425162551Sdavidxu return (error); 2426162551Sdavidxu param.start_func = PTRIN(param32.start_func); 2427162551Sdavidxu param.arg = PTRIN(param32.arg); 2428162551Sdavidxu param.stack_base = PTRIN(param32.stack_base); 2429162551Sdavidxu param.stack_size = param32.stack_size; 2430162551Sdavidxu param.tls_base = PTRIN(param32.tls_base); 2431162551Sdavidxu param.tls_size = param32.tls_size; 2432162551Sdavidxu param.child_tid = PTRIN(param32.child_tid); 2433162551Sdavidxu param.parent_tid = PTRIN(param32.parent_tid); 2434162551Sdavidxu param.flags = param32.flags; 2435162551Sdavidxu param.rtp = PTRIN(param32.rtp); 2436162551Sdavidxu param.spare[0] = PTRIN(param32.spare[0]); 2437162551Sdavidxu param.spare[1] = PTRIN(param32.spare[1]); 2438162551Sdavidxu param.spare[2] = PTRIN(param32.spare[2]); 2439162551Sdavidxu 2440162551Sdavidxu return (kern_thr_new(td, ¶m)); 2441162551Sdavidxu} 2442162551Sdavidxu 2443162551Sdavidxuint 2444162551Sdavidxufreebsd32_thr_suspend(struct thread *td, struct freebsd32_thr_suspend_args *uap) 2445162551Sdavidxu{ 2446162551Sdavidxu struct timespec32 ts32; 2447162551Sdavidxu struct timespec ts, *tsp; 2448162551Sdavidxu int error; 2449162551Sdavidxu 2450162551Sdavidxu error = 0; 2451162551Sdavidxu tsp = NULL; 2452162551Sdavidxu if (uap->timeout != NULL) { 2453162551Sdavidxu error = copyin((const void *)uap->timeout, (void *)&ts32, 2454162551Sdavidxu sizeof(struct timespec32)); 2455162551Sdavidxu if (error != 0) 2456162551Sdavidxu return (error); 2457162551Sdavidxu ts.tv_sec = ts32.tv_sec; 2458162551Sdavidxu ts.tv_nsec = ts32.tv_nsec; 2459162551Sdavidxu tsp = &ts; 2460162551Sdavidxu } 2461162551Sdavidxu return (kern_thr_suspend(td, tsp)); 2462162551Sdavidxu} 2463162551Sdavidxu 2464163018Sdavidxuvoid 2465209687Skibsiginfo_to_siginfo32(const siginfo_t *src, struct siginfo32 *dst) 2466163018Sdavidxu{ 2467163018Sdavidxu bzero(dst, sizeof(*dst)); 2468163018Sdavidxu dst->si_signo = src->si_signo; 2469163018Sdavidxu dst->si_errno = src->si_errno; 2470163018Sdavidxu dst->si_code = src->si_code; 2471163018Sdavidxu dst->si_pid = src->si_pid; 2472163018Sdavidxu dst->si_uid = src->si_uid; 2473163018Sdavidxu dst->si_status = src->si_status; 2474184829Speter dst->si_addr = (uintptr_t)src->si_addr; 2475253525Skib dst->si_value.sival_int = src->si_value.sival_int; 2476163018Sdavidxu dst->si_timerid = src->si_timerid; 2477163018Sdavidxu dst->si_overrun = src->si_overrun; 2478163018Sdavidxu} 2479163018Sdavidxu 2480163018Sdavidxuint 2481163018Sdavidxufreebsd32_sigtimedwait(struct thread *td, struct freebsd32_sigtimedwait_args *uap) 2482163018Sdavidxu{ 2483163018Sdavidxu struct timespec32 ts32; 2484163018Sdavidxu struct timespec ts; 2485163018Sdavidxu struct timespec *timeout; 2486163018Sdavidxu sigset_t set; 2487163018Sdavidxu ksiginfo_t ksi; 2488163018Sdavidxu struct siginfo32 si32; 2489163018Sdavidxu int error; 2490163018Sdavidxu 2491163018Sdavidxu if (uap->timeout) { 2492163018Sdavidxu error = copyin(uap->timeout, &ts32, sizeof(ts32)); 2493163018Sdavidxu if (error) 2494163018Sdavidxu return (error); 2495163018Sdavidxu ts.tv_sec = ts32.tv_sec; 2496163018Sdavidxu ts.tv_nsec = ts32.tv_nsec; 2497163018Sdavidxu timeout = &ts; 2498163018Sdavidxu } else 2499163018Sdavidxu timeout = NULL; 2500163018Sdavidxu 2501163018Sdavidxu error = copyin(uap->set, &set, sizeof(set)); 2502163018Sdavidxu if (error) 2503163018Sdavidxu return (error); 2504163018Sdavidxu 2505163018Sdavidxu error = kern_sigtimedwait(td, set, &ksi, timeout); 2506163018Sdavidxu if (error) 2507163018Sdavidxu return (error); 2508163018Sdavidxu 2509163018Sdavidxu if (uap->info) { 2510163018Sdavidxu siginfo_to_siginfo32(&ksi.ksi_info, &si32); 2511163018Sdavidxu error = copyout(&si32, uap->info, sizeof(struct siginfo32)); 2512163018Sdavidxu } 2513163018Sdavidxu 2514163018Sdavidxu if (error == 0) 2515163018Sdavidxu td->td_retval[0] = ksi.ksi_signo; 2516163018Sdavidxu return (error); 2517163018Sdavidxu} 2518163018Sdavidxu 2519163018Sdavidxu/* 2520163018Sdavidxu * MPSAFE 2521163018Sdavidxu */ 2522163018Sdavidxuint 2523163018Sdavidxufreebsd32_sigwaitinfo(struct thread *td, struct freebsd32_sigwaitinfo_args *uap) 2524163018Sdavidxu{ 2525163018Sdavidxu ksiginfo_t ksi; 2526163018Sdavidxu struct siginfo32 si32; 2527163018Sdavidxu sigset_t set; 2528163018Sdavidxu int error; 2529163018Sdavidxu 2530163018Sdavidxu error = copyin(uap->set, &set, sizeof(set)); 2531163018Sdavidxu if (error) 2532163018Sdavidxu return (error); 2533163018Sdavidxu 2534163018Sdavidxu error = kern_sigtimedwait(td, set, &ksi, NULL); 2535163018Sdavidxu if (error) 2536163018Sdavidxu return (error); 2537163018Sdavidxu 2538163018Sdavidxu if (uap->info) { 2539163018Sdavidxu siginfo_to_siginfo32(&ksi.ksi_info, &si32); 2540163018Sdavidxu error = copyout(&si32, uap->info, sizeof(struct siginfo32)); 2541163018Sdavidxu } 2542163018Sdavidxu if (error == 0) 2543163018Sdavidxu td->td_retval[0] = ksi.ksi_signo; 2544163018Sdavidxu return (error); 2545163018Sdavidxu} 2546163018Sdavidxu 2547180433Sbrooksint 2548180433Sbrooksfreebsd32_cpuset_setid(struct thread *td, 2549180433Sbrooks struct freebsd32_cpuset_setid_args *uap) 2550180433Sbrooks{ 2551180433Sbrooks struct cpuset_setid_args ap; 2552180433Sbrooks 2553180433Sbrooks ap.which = uap->which; 2554205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2555180433Sbrooks ap.setid = uap->setid; 2556180433Sbrooks 2557225617Skmacy return (sys_cpuset_setid(td, &ap)); 2558180433Sbrooks} 2559180433Sbrooks 2560180433Sbrooksint 2561180433Sbrooksfreebsd32_cpuset_getid(struct thread *td, 2562180433Sbrooks struct freebsd32_cpuset_getid_args *uap) 2563180433Sbrooks{ 2564180433Sbrooks struct cpuset_getid_args ap; 2565180433Sbrooks 2566180433Sbrooks ap.level = uap->level; 2567180433Sbrooks ap.which = uap->which; 2568205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2569180433Sbrooks ap.setid = uap->setid; 2570180433Sbrooks 2571225617Skmacy return (sys_cpuset_getid(td, &ap)); 2572180433Sbrooks} 2573180433Sbrooks 2574180433Sbrooksint 2575180433Sbrooksfreebsd32_cpuset_getaffinity(struct thread *td, 2576180433Sbrooks struct freebsd32_cpuset_getaffinity_args *uap) 2577180433Sbrooks{ 2578180433Sbrooks struct cpuset_getaffinity_args ap; 2579180433Sbrooks 2580180433Sbrooks ap.level = uap->level; 2581180433Sbrooks ap.which = uap->which; 2582205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2583180433Sbrooks ap.cpusetsize = uap->cpusetsize; 2584180433Sbrooks ap.mask = uap->mask; 2585180433Sbrooks 2586225617Skmacy return (sys_cpuset_getaffinity(td, &ap)); 2587180433Sbrooks} 2588180433Sbrooks 2589180433Sbrooksint 2590180433Sbrooksfreebsd32_cpuset_setaffinity(struct thread *td, 2591180433Sbrooks struct freebsd32_cpuset_setaffinity_args *uap) 2592180433Sbrooks{ 2593180433Sbrooks struct cpuset_setaffinity_args ap; 2594180433Sbrooks 2595180433Sbrooks ap.level = uap->level; 2596180433Sbrooks ap.which = uap->which; 2597205014Snwhitehorn ap.id = PAIR32TO64(id_t,uap->id); 2598180433Sbrooks ap.cpusetsize = uap->cpusetsize; 2599180433Sbrooks ap.mask = uap->mask; 2600180433Sbrooks 2601225617Skmacy return (sys_cpuset_setaffinity(td, &ap)); 2602180433Sbrooks} 2603180433Sbrooks 2604183188Sobrienint 2605183188Sobrienfreebsd32_nmount(struct thread *td, 2606183188Sobrien struct freebsd32_nmount_args /* { 2607183188Sobrien struct iovec *iovp; 2608183188Sobrien unsigned int iovcnt; 2609183188Sobrien int flags; 2610183188Sobrien } */ *uap) 2611183188Sobrien{ 2612183188Sobrien struct uio *auio; 2613230249Smckusick uint64_t flags; 2614189290Sjamie int error; 2615183188Sobrien 2616230249Smckusick /* 2617230249Smckusick * Mount flags are now 64-bits. On 32-bit archtectures only 2618230249Smckusick * 32-bits are passed in, but from here on everything handles 2619230249Smckusick * 64-bit flags correctly. 2620230249Smckusick */ 2621230249Smckusick flags = uap->flags; 2622183188Sobrien 2623230249Smckusick AUDIT_ARG_FFLAGS(flags); 2624230249Smckusick 2625183188Sobrien /* 2626183188Sobrien * Filter out MNT_ROOTFS. We do not want clients of nmount() in 2627183188Sobrien * userspace to set this flag, but we must filter it out if we want 2628183188Sobrien * MNT_UPDATE on the root file system to work. 2629215747Spluknet * MNT_ROOTFS should only be set by the kernel when mounting its 2630215747Spluknet * root file system. 2631183188Sobrien */ 2632230249Smckusick flags &= ~MNT_ROOTFS; 2633183188Sobrien 2634183188Sobrien /* 2635183188Sobrien * check that we have an even number of iovec's 2636183188Sobrien * and that we have at least two options. 2637183188Sobrien */ 2638183188Sobrien if ((uap->iovcnt & 1) || (uap->iovcnt < 4)) 2639183188Sobrien return (EINVAL); 2640183188Sobrien 2641183188Sobrien error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 2642183188Sobrien if (error) 2643183188Sobrien return (error); 2644230249Smckusick error = vfs_donmount(td, flags, auio); 2645183188Sobrien 2646183188Sobrien free(auio, M_IOV); 2647183188Sobrien return error; 2648183188Sobrien} 2649183188Sobrien 2650100384Speter#if 0 2651100384Speterint 2652119333Speterfreebsd32_xxx(struct thread *td, struct freebsd32_xxx_args *uap) 2653100384Speter{ 2654100384Speter struct yyy32 *p32, s32; 2655100384Speter struct yyy *p = NULL, s; 2656183044Sobrien struct xxx_arg ap; 2657183044Sobrien int error; 2658100384Speter 2659147654Sjhb if (uap->zzz) { 2660147654Sjhb error = copyin(uap->zzz, &s32, sizeof(s32)); 2661100384Speter if (error) 2662100384Speter return (error); 2663100384Speter /* translate in */ 2664147654Sjhb p = &s; 2665100384Speter } 2666147654Sjhb error = kern_xxx(td, p); 2667100384Speter if (error) 2668100384Speter return (error); 2669147654Sjhb if (uap->zzz) { 2670100384Speter /* translate out */ 2671100384Speter error = copyout(&s32, p32, sizeof(s32)); 2672100384Speter } 2673100384Speter return (error); 2674100384Speter} 2675100384Speter#endif 2676183365Sjhb 2677183365Sjhbint 2678183365Sjhbsyscall32_register(int *offset, struct sysent *new_sysent, 2679183365Sjhb struct sysent *old_sysent) 2680183365Sjhb{ 2681183365Sjhb if (*offset == NO_SYSCALL) { 2682183365Sjhb int i; 2683183365Sjhb 2684183365Sjhb for (i = 1; i < SYS_MAXSYSCALL; ++i) 2685183365Sjhb if (freebsd32_sysent[i].sy_call == 2686183365Sjhb (sy_call_t *)lkmnosys) 2687183365Sjhb break; 2688183365Sjhb if (i == SYS_MAXSYSCALL) 2689183365Sjhb return (ENFILE); 2690183365Sjhb *offset = i; 2691183365Sjhb } else if (*offset < 0 || *offset >= SYS_MAXSYSCALL) 2692183365Sjhb return (EINVAL); 2693183365Sjhb else if (freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmnosys && 2694183365Sjhb freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmressys) 2695183365Sjhb return (EEXIST); 2696183365Sjhb 2697183365Sjhb *old_sysent = freebsd32_sysent[*offset]; 2698183365Sjhb freebsd32_sysent[*offset] = *new_sysent; 2699183365Sjhb return 0; 2700183365Sjhb} 2701183365Sjhb 2702183365Sjhbint 2703183365Sjhbsyscall32_deregister(int *offset, struct sysent *old_sysent) 2704183365Sjhb{ 2705183365Sjhb 2706183365Sjhb if (*offset) 2707183365Sjhb freebsd32_sysent[*offset] = *old_sysent; 2708183365Sjhb return 0; 2709183365Sjhb} 2710183365Sjhb 2711183365Sjhbint 2712183365Sjhbsyscall32_module_handler(struct module *mod, int what, void *arg) 2713183365Sjhb{ 2714183365Sjhb struct syscall_module_data *data = (struct syscall_module_data*)arg; 2715183365Sjhb modspecific_t ms; 2716183365Sjhb int error; 2717183365Sjhb 2718183365Sjhb switch (what) { 2719183365Sjhb case MOD_LOAD: 2720183365Sjhb error = syscall32_register(data->offset, data->new_sysent, 2721183365Sjhb &data->old_sysent); 2722183365Sjhb if (error) { 2723183365Sjhb /* Leave a mark so we know to safely unload below. */ 2724183365Sjhb data->offset = NULL; 2725183365Sjhb return error; 2726183365Sjhb } 2727183365Sjhb ms.intval = *data->offset; 2728183365Sjhb MOD_XLOCK; 2729183365Sjhb module_setspecific(mod, &ms); 2730183365Sjhb MOD_XUNLOCK; 2731183365Sjhb if (data->chainevh) 2732183365Sjhb error = data->chainevh(mod, what, data->chainarg); 2733183365Sjhb return (error); 2734183365Sjhb case MOD_UNLOAD: 2735183365Sjhb /* 2736183365Sjhb * MOD_LOAD failed, so just return without calling the 2737183365Sjhb * chained handler since we didn't pass along the MOD_LOAD 2738183365Sjhb * event. 2739183365Sjhb */ 2740183365Sjhb if (data->offset == NULL) 2741183365Sjhb return (0); 2742183365Sjhb if (data->chainevh) { 2743183365Sjhb error = data->chainevh(mod, what, data->chainarg); 2744183365Sjhb if (error) 2745183365Sjhb return (error); 2746183365Sjhb } 2747185589Sjhb error = syscall32_deregister(data->offset, &data->old_sysent); 2748183365Sjhb return (error); 2749183365Sjhb default: 2750183365Sjhb error = EOPNOTSUPP; 2751183365Sjhb if (data->chainevh) 2752183365Sjhb error = data->chainevh(mod, what, data->chainarg); 2753183365Sjhb return (error); 2754183365Sjhb } 2755183365Sjhb} 2756205014Snwhitehorn 2757205321Skibint 2758205321Skibsyscall32_helper_register(struct syscall_helper_data *sd) 2759205321Skib{ 2760205321Skib struct syscall_helper_data *sd1; 2761205321Skib int error; 2762205321Skib 2763205321Skib for (sd1 = sd; sd1->syscall_no != NO_SYSCALL; sd1++) { 2764205321Skib error = syscall32_register(&sd1->syscall_no, &sd1->new_sysent, 2765205321Skib &sd1->old_sysent); 2766205321Skib if (error != 0) { 2767205321Skib syscall32_helper_unregister(sd); 2768205321Skib return (error); 2769205321Skib } 2770205321Skib sd1->registered = 1; 2771205321Skib } 2772205321Skib return (0); 2773205321Skib} 2774205321Skib 2775205321Skibint 2776205321Skibsyscall32_helper_unregister(struct syscall_helper_data *sd) 2777205321Skib{ 2778205321Skib struct syscall_helper_data *sd1; 2779205321Skib 2780205321Skib for (sd1 = sd; sd1->registered != 0; sd1++) { 2781205321Skib syscall32_deregister(&sd1->syscall_no, &sd1->old_sysent); 2782205321Skib sd1->registered = 0; 2783205321Skib } 2784205321Skib return (0); 2785205321Skib} 2786205321Skib 2787205014Snwhitehornregister_t * 2788205014Snwhitehornfreebsd32_copyout_strings(struct image_params *imgp) 2789205014Snwhitehorn{ 2790211412Skib int argc, envc, i; 2791205014Snwhitehorn u_int32_t *vectp; 2792205014Snwhitehorn char *stringp, *destp; 2793205014Snwhitehorn u_int32_t *stack_base; 2794205014Snwhitehorn struct freebsd32_ps_strings *arginfo; 2795211412Skib char canary[sizeof(long) * 8]; 2796211412Skib int32_t pagesizes32[MAXPAGESIZES]; 2797205014Snwhitehorn size_t execpath_len; 2798205014Snwhitehorn int szsigcode; 2799205014Snwhitehorn 2800205014Snwhitehorn /* 2801205014Snwhitehorn * Calculate string base and vector table pointers. 2802205014Snwhitehorn * Also deal with signal trampoline code for this exec type. 2803205014Snwhitehorn */ 2804205014Snwhitehorn if (imgp->execpath != NULL && imgp->auxargs != NULL) 2805205014Snwhitehorn execpath_len = strlen(imgp->execpath) + 1; 2806205014Snwhitehorn else 2807205014Snwhitehorn execpath_len = 0; 2808211006Skib arginfo = (struct freebsd32_ps_strings *)curproc->p_sysent-> 2809211006Skib sv_psstrings; 2810217151Skib if (imgp->proc->p_sysent->sv_sigcode_base == 0) 2811217151Skib szsigcode = *(imgp->proc->p_sysent->sv_szsigcode); 2812217151Skib else 2813217151Skib szsigcode = 0; 2814205014Snwhitehorn destp = (caddr_t)arginfo - szsigcode - SPARE_USRSPACE - 2815211412Skib roundup(execpath_len, sizeof(char *)) - 2816211412Skib roundup(sizeof(canary), sizeof(char *)) - 2817211412Skib roundup(sizeof(pagesizes32), sizeof(char *)) - 2818211412Skib roundup((ARG_MAX - imgp->args->stringspace), sizeof(char *)); 2819205014Snwhitehorn 2820205014Snwhitehorn /* 2821205014Snwhitehorn * install sigcode 2822205014Snwhitehorn */ 2823217151Skib if (szsigcode != 0) 2824205014Snwhitehorn copyout(imgp->proc->p_sysent->sv_sigcode, 2825205014Snwhitehorn ((caddr_t)arginfo - szsigcode), szsigcode); 2826205014Snwhitehorn 2827205014Snwhitehorn /* 2828205014Snwhitehorn * Copy the image path for the rtld. 2829205014Snwhitehorn */ 2830205014Snwhitehorn if (execpath_len != 0) { 2831205014Snwhitehorn imgp->execpathp = (uintptr_t)arginfo - szsigcode - execpath_len; 2832205014Snwhitehorn copyout(imgp->execpath, (void *)imgp->execpathp, 2833205014Snwhitehorn execpath_len); 2834205014Snwhitehorn } 2835205014Snwhitehorn 2836205014Snwhitehorn /* 2837211412Skib * Prepare the canary for SSP. 2838211412Skib */ 2839211412Skib arc4rand(canary, sizeof(canary), 0); 2840211412Skib imgp->canary = (uintptr_t)arginfo - szsigcode - execpath_len - 2841211412Skib sizeof(canary); 2842211412Skib copyout(canary, (void *)imgp->canary, sizeof(canary)); 2843211412Skib imgp->canarylen = sizeof(canary); 2844211412Skib 2845211412Skib /* 2846211412Skib * Prepare the pagesizes array. 2847211412Skib */ 2848211412Skib for (i = 0; i < MAXPAGESIZES; i++) 2849211412Skib pagesizes32[i] = (uint32_t)pagesizes[i]; 2850211412Skib imgp->pagesizes = (uintptr_t)arginfo - szsigcode - execpath_len - 2851211412Skib roundup(sizeof(canary), sizeof(char *)) - sizeof(pagesizes32); 2852211412Skib copyout(pagesizes32, (void *)imgp->pagesizes, sizeof(pagesizes32)); 2853211412Skib imgp->pagesizeslen = sizeof(pagesizes32); 2854211412Skib 2855211412Skib /* 2856205014Snwhitehorn * If we have a valid auxargs ptr, prepare some room 2857205014Snwhitehorn * on the stack. 2858205014Snwhitehorn */ 2859205014Snwhitehorn if (imgp->auxargs) { 2860205014Snwhitehorn /* 2861205014Snwhitehorn * 'AT_COUNT*2' is size for the ELF Auxargs data. This is for 2862205014Snwhitehorn * lower compatibility. 2863205014Snwhitehorn */ 2864205014Snwhitehorn imgp->auxarg_size = (imgp->auxarg_size) ? imgp->auxarg_size 2865205014Snwhitehorn : (AT_COUNT * 2); 2866205014Snwhitehorn /* 2867205014Snwhitehorn * The '+ 2' is for the null pointers at the end of each of 2868205014Snwhitehorn * the arg and env vector sets,and imgp->auxarg_size is room 2869205014Snwhitehorn * for argument of Runtime loader. 2870205014Snwhitehorn */ 2871205014Snwhitehorn vectp = (u_int32_t *) (destp - (imgp->args->argc + 2872205014Snwhitehorn imgp->args->envc + 2 + imgp->auxarg_size + execpath_len) * 2873205014Snwhitehorn sizeof(u_int32_t)); 2874205014Snwhitehorn } else 2875205014Snwhitehorn /* 2876205014Snwhitehorn * The '+ 2' is for the null pointers at the end of each of 2877205014Snwhitehorn * the arg and env vector sets 2878205014Snwhitehorn */ 2879205014Snwhitehorn vectp = (u_int32_t *) 2880205014Snwhitehorn (destp - (imgp->args->argc + imgp->args->envc + 2) * sizeof(u_int32_t)); 2881205014Snwhitehorn 2882205014Snwhitehorn /* 2883205014Snwhitehorn * vectp also becomes our initial stack base 2884205014Snwhitehorn */ 2885205014Snwhitehorn stack_base = vectp; 2886205014Snwhitehorn 2887205014Snwhitehorn stringp = imgp->args->begin_argv; 2888205014Snwhitehorn argc = imgp->args->argc; 2889205014Snwhitehorn envc = imgp->args->envc; 2890205014Snwhitehorn /* 2891205014Snwhitehorn * Copy out strings - arguments and environment. 2892205014Snwhitehorn */ 2893205014Snwhitehorn copyout(stringp, destp, ARG_MAX - imgp->args->stringspace); 2894205014Snwhitehorn 2895205014Snwhitehorn /* 2896205014Snwhitehorn * Fill in "ps_strings" struct for ps, w, etc. 2897205014Snwhitehorn */ 2898205014Snwhitehorn suword32(&arginfo->ps_argvstr, (u_int32_t)(intptr_t)vectp); 2899205014Snwhitehorn suword32(&arginfo->ps_nargvstr, argc); 2900205014Snwhitehorn 2901205014Snwhitehorn /* 2902205014Snwhitehorn * Fill in argument portion of vector table. 2903205014Snwhitehorn */ 2904205014Snwhitehorn for (; argc > 0; --argc) { 2905205014Snwhitehorn suword32(vectp++, (u_int32_t)(intptr_t)destp); 2906205014Snwhitehorn while (*stringp++ != 0) 2907205014Snwhitehorn destp++; 2908205014Snwhitehorn destp++; 2909205014Snwhitehorn } 2910205014Snwhitehorn 2911205014Snwhitehorn /* a null vector table pointer separates the argp's from the envp's */ 2912205014Snwhitehorn suword32(vectp++, 0); 2913205014Snwhitehorn 2914205014Snwhitehorn suword32(&arginfo->ps_envstr, (u_int32_t)(intptr_t)vectp); 2915205014Snwhitehorn suword32(&arginfo->ps_nenvstr, envc); 2916205014Snwhitehorn 2917205014Snwhitehorn /* 2918205014Snwhitehorn * Fill in environment portion of vector table. 2919205014Snwhitehorn */ 2920205014Snwhitehorn for (; envc > 0; --envc) { 2921205014Snwhitehorn suword32(vectp++, (u_int32_t)(intptr_t)destp); 2922205014Snwhitehorn while (*stringp++ != 0) 2923205014Snwhitehorn destp++; 2924205014Snwhitehorn destp++; 2925205014Snwhitehorn } 2926205014Snwhitehorn 2927205014Snwhitehorn /* end of vector table is a null pointer */ 2928205014Snwhitehorn suword32(vectp, 0); 2929205014Snwhitehorn 2930205014Snwhitehorn return ((register_t *)stack_base); 2931205014Snwhitehorn} 2932205014Snwhitehorn 2933220158Skibint 2934220158Skibfreebsd32_kldstat(struct thread *td, struct freebsd32_kldstat_args *uap) 2935220158Skib{ 2936220158Skib struct kld_file_stat stat; 2937220158Skib struct kld32_file_stat stat32; 2938220158Skib int error, version; 2939220158Skib 2940220158Skib if ((error = copyin(&uap->stat->version, &version, sizeof(version))) 2941220158Skib != 0) 2942220158Skib return (error); 2943220158Skib if (version != sizeof(struct kld32_file_stat_1) && 2944220158Skib version != sizeof(struct kld32_file_stat)) 2945220158Skib return (EINVAL); 2946220158Skib 2947220158Skib error = kern_kldstat(td, uap->fileid, &stat); 2948220158Skib if (error != 0) 2949220158Skib return (error); 2950220158Skib 2951220158Skib bcopy(&stat.name[0], &stat32.name[0], sizeof(stat.name)); 2952220158Skib CP(stat, stat32, refs); 2953220158Skib CP(stat, stat32, id); 2954220158Skib PTROUT_CP(stat, stat32, address); 2955220158Skib CP(stat, stat32, size); 2956220158Skib bcopy(&stat.pathname[0], &stat32.pathname[0], sizeof(stat.pathname)); 2957220158Skib return (copyout(&stat32, uap->stat, version)); 2958220158Skib} 2959220791Smdf 2960220791Smdfint 2961220791Smdffreebsd32_posix_fallocate(struct thread *td, 2962220791Smdf struct freebsd32_posix_fallocate_args *uap) 2963220791Smdf{ 2964220791Smdf 2965227502Sjhb return (kern_posix_fallocate(td, uap->fd, 2966227502Sjhb PAIR32TO64(off_t, uap->offset), PAIR32TO64(off_t, uap->len))); 2967220791Smdf} 2968227070Sjhb 2969227070Sjhbint 2970227070Sjhbfreebsd32_posix_fadvise(struct thread *td, 2971227070Sjhb struct freebsd32_posix_fadvise_args *uap) 2972227070Sjhb{ 2973227070Sjhb 2974227502Sjhb return (kern_posix_fadvise(td, uap->fd, PAIR32TO64(off_t, uap->offset), 2975227502Sjhb PAIR32TO64(off_t, uap->len), uap->advice)); 2976227070Sjhb} 2977253527Skib 2978253527Skibint 2979253527Skibconvert_sigevent32(struct sigevent32 *sig32, struct sigevent *sig) 2980253527Skib{ 2981253527Skib 2982253527Skib CP(*sig32, *sig, sigev_notify); 2983253527Skib switch (sig->sigev_notify) { 2984253527Skib case SIGEV_NONE: 2985253527Skib break; 2986253527Skib case SIGEV_THREAD_ID: 2987253527Skib CP(*sig32, *sig, sigev_notify_thread_id); 2988253527Skib /* FALLTHROUGH */ 2989253527Skib case SIGEV_SIGNAL: 2990253527Skib CP(*sig32, *sig, sigev_signo); 2991253527Skib PTRIN_CP(*sig32, *sig, sigev_value.sival_ptr); 2992253527Skib break; 2993253527Skib case SIGEV_KEVENT: 2994253527Skib CP(*sig32, *sig, sigev_notify_kqueue); 2995253527Skib CP(*sig32, *sig, sigev_notify_kevent_flags); 2996253527Skib PTRIN_CP(*sig32, *sig, sigev_value.sival_ptr); 2997253527Skib break; 2998253527Skib default: 2999253527Skib return (EINVAL); 3000253527Skib } 3001253527Skib return (0); 3002253527Skib} 3003