freebsd32_misc.c revision 220791
141502Swpaul/*- 241502Swpaul * Copyright (c) 2002 Doug Rabson 341502Swpaul * All rights reserved. 441502Swpaul * 541502Swpaul * Redistribution and use in source and binary forms, with or without 641502Swpaul * modification, are permitted provided that the following conditions 741502Swpaul * are met: 841502Swpaul * 1. Redistributions of source code must retain the above copyright 941502Swpaul * notice, this list of conditions and the following disclaimer. 1041502Swpaul * 2. Redistributions in binary form must reproduce the above copyright 1141502Swpaul * notice, this list of conditions and the following disclaimer in the 1241502Swpaul * documentation and/or other materials provided with the distribution. 1341502Swpaul * 1441502Swpaul * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1541502Swpaul * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1641502Swpaul * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1741502Swpaul * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1841502Swpaul * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1941502Swpaul * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2041502Swpaul * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2141502Swpaul * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2241502Swpaul * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2341502Swpaul * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2441502Swpaul * SUCH DAMAGE. 2541502Swpaul */ 2641502Swpaul 2741502Swpaul#include <sys/cdefs.h> 2841502Swpaul__FBSDID("$FreeBSD: head/sys/compat/freebsd32/freebsd32_misc.c 220791 2011-04-18 16:32:22Z mdf $"); 2941502Swpaul 3041502Swpaul#include "opt_compat.h" 3141502Swpaul#include "opt_inet.h" 3243515Swpaul#include "opt_inet6.h" 3341502Swpaul 3441502Swpaul#define __ELF_WORD_SIZE 32 3541502Swpaul 3641502Swpaul#include <sys/param.h> 3741502Swpaul#include <sys/bus.h> 3841502Swpaul#include <sys/clock.h> 3941502Swpaul#include <sys/exec.h> 4041502Swpaul#include <sys/fcntl.h> 4141502Swpaul#include <sys/filedesc.h> 4241502Swpaul#include <sys/imgact.h> 4341502Swpaul#include <sys/jail.h> 4441502Swpaul#include <sys/kernel.h> 4541502Swpaul#include <sys/limits.h> 4641502Swpaul#include <sys/linker.h> 4741502Swpaul#include <sys/lock.h> 4841502Swpaul#include <sys/malloc.h> 4941502Swpaul#include <sys/file.h> /* Must come after sys/malloc.h */ 5041502Swpaul#include <sys/imgact.h> 5141502Swpaul#include <sys/mbuf.h> 5241502Swpaul#include <sys/mman.h> 5341502Swpaul#include <sys/module.h> 5441502Swpaul#include <sys/mount.h> 5541502Swpaul#include <sys/mutex.h> 5641502Swpaul#include <sys/namei.h> 5741502Swpaul#include <sys/proc.h> 5841502Swpaul#include <sys/reboot.h> 5941502Swpaul#include <sys/resource.h> 6041502Swpaul#include <sys/resourcevar.h> 6141502Swpaul#include <sys/selinfo.h> 6241502Swpaul#include <sys/eventvar.h> /* Must come after sys/selinfo.h */ 6341502Swpaul#include <sys/pipe.h> /* Must come after sys/selinfo.h */ 6441502Swpaul#include <sys/signal.h> 6541502Swpaul#include <sys/signalvar.h> 6641502Swpaul#include <sys/socket.h> 6741502Swpaul#include <sys/socketvar.h> 6841502Swpaul#include <sys/stat.h> 6941502Swpaul#include <sys/syscall.h> 7041502Swpaul#include <sys/syscallsubr.h> 7141502Swpaul#include <sys/sysctl.h> 7241502Swpaul#include <sys/sysent.h> 7341502Swpaul#include <sys/sysproto.h> 7441502Swpaul#include <sys/systm.h> 7541502Swpaul#include <sys/thr.h> 7641502Swpaul#include <sys/unistd.h> 7741502Swpaul#include <sys/ucontext.h> 7841502Swpaul#include <sys/vnode.h> 7941502Swpaul#include <sys/wait.h> 8041502Swpaul#include <sys/ipc.h> 8141502Swpaul#include <sys/msg.h> 8241502Swpaul#include <sys/sem.h> 8341502Swpaul#include <sys/shm.h> 8441502Swpaul 8541502Swpaul#ifdef INET 8641502Swpaul#include <netinet/in.h> 8741502Swpaul#endif 8841502Swpaul 8941502Swpaul#include <vm/vm.h> 9041502Swpaul#include <vm/vm_param.h> 9141502Swpaul#include <vm/pmap.h> 9241502Swpaul#include <vm/vm_map.h> 9341502Swpaul#include <vm/vm_object.h> 9441502Swpaul#include <vm/vm_extern.h> 9541502Swpaul 9641502Swpaul#include <machine/cpu.h> 9741502Swpaul#include <machine/elf.h> 9841502Swpaul 9941591Sarchie#include <security/audit/audit.h> 10043515Swpaul 10141502Swpaul#include <compat/freebsd32/freebsd32_util.h> 10241502Swpaul#include <compat/freebsd32/freebsd32.h> 10341502Swpaul#include <compat/freebsd32/freebsd32_ipc.h> 10441502Swpaul#include <compat/freebsd32/freebsd32_signal.h> 10541502Swpaul#include <compat/freebsd32/freebsd32_proto.h> 10641502Swpaul 10741502SwpaulCTASSERT(sizeof(struct timeval32) == 8); 10841502SwpaulCTASSERT(sizeof(struct timespec32) == 8); 10941502SwpaulCTASSERT(sizeof(struct itimerval32) == 16); 11041502SwpaulCTASSERT(sizeof(struct statfs32) == 256); 11141502SwpaulCTASSERT(sizeof(struct rusage32) == 72); 11241502SwpaulCTASSERT(sizeof(struct sigaltstack32) == 12); 11341502SwpaulCTASSERT(sizeof(struct kevent32) == 20); 11441502SwpaulCTASSERT(sizeof(struct iovec32) == 8); 11541502SwpaulCTASSERT(sizeof(struct msghdr32) == 28); 11641502SwpaulCTASSERT(sizeof(struct stat32) == 96); 11741502SwpaulCTASSERT(sizeof(struct sigaction32) == 24); 11841502Swpaul 11941502Swpaulstatic int freebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count); 12041502Swpaulstatic int freebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count); 12141502Swpaul 12241502Swpaul#if BYTE_ORDER == BIG_ENDIAN 12341502Swpaul#define PAIR32TO64(type, name) ((name ## 2) | ((type)(name ## 1) << 32)) 12441502Swpaul#define RETVAL_HI 0 12541502Swpaul#define RETVAL_LO 1 12641502Swpaul#else 12741502Swpaul#define PAIR32TO64(type, name) ((name ## 1) | ((type)(name ## 2) << 32)) 12841502Swpaul#define RETVAL_HI 1 12941502Swpaul#define RETVAL_LO 0 13041502Swpaul#endif 13141771Sdillon 13241502Swpaulvoid 13341502Swpaulfreebsd32_rusage_out(const struct rusage *s, struct rusage32 *s32) 13441502Swpaul{ 13541502Swpaul 13641502Swpaul TV_CP(*s, *s32, ru_utime); 13741502Swpaul TV_CP(*s, *s32, ru_stime); 13841502Swpaul CP(*s, *s32, ru_maxrss); 13941502Swpaul CP(*s, *s32, ru_ixrss); 14041502Swpaul CP(*s, *s32, ru_idrss); 14141502Swpaul CP(*s, *s32, ru_isrss); 14241502Swpaul CP(*s, *s32, ru_minflt); 14341502Swpaul CP(*s, *s32, ru_majflt); 14441502Swpaul CP(*s, *s32, ru_nswap); 14541502Swpaul CP(*s, *s32, ru_inblock); 14641502Swpaul CP(*s, *s32, ru_oublock); 14741502Swpaul CP(*s, *s32, ru_msgsnd); 14841502Swpaul CP(*s, *s32, ru_msgrcv); 14941502Swpaul CP(*s, *s32, ru_nsignals); 15041502Swpaul CP(*s, *s32, ru_nvcsw); 15141502Swpaul CP(*s, *s32, ru_nivcsw); 15241502Swpaul} 15341502Swpaul 15441502Swpaulint 15541502Swpaulfreebsd32_wait4(struct thread *td, struct freebsd32_wait4_args *uap) 15641502Swpaul{ 15741502Swpaul int error, status; 15841502Swpaul struct rusage32 ru32; 15941502Swpaul struct rusage ru, *rup; 16041502Swpaul 16141502Swpaul if (uap->rusage != NULL) 16241502Swpaul rup = &ru; 16341502Swpaul else 16441502Swpaul rup = NULL; 16541502Swpaul error = kern_wait(td, uap->pid, &status, uap->options, rup); 16641502Swpaul if (error) 16741502Swpaul return (error); 16841502Swpaul if (uap->status != NULL) 16941502Swpaul error = copyout(&status, uap->status, sizeof(status)); 17041502Swpaul if (uap->rusage != NULL && error == 0) { 17141502Swpaul freebsd32_rusage_out(&ru, &ru32); 17241502Swpaul error = copyout(&ru32, uap->rusage, sizeof(ru32)); 17341502Swpaul } 17441502Swpaul return (error); 17541502Swpaul} 17641502Swpaul 17741502Swpaul#ifdef COMPAT_FREEBSD4 17841502Swpaulstatic void 17941502Swpaulcopy_statfs(struct statfs *in, struct statfs32 *out) 18041502Swpaul{ 18141502Swpaul 18241502Swpaul statfs_scale_blocks(in, INT32_MAX); 18341502Swpaul bzero(out, sizeof(*out)); 18441502Swpaul CP(*in, *out, f_bsize); 18541502Swpaul out->f_iosize = MIN(in->f_iosize, INT32_MAX); 18641502Swpaul CP(*in, *out, f_blocks); 18741502Swpaul CP(*in, *out, f_bfree); 18841502Swpaul CP(*in, *out, f_bavail); 18941502Swpaul out->f_files = MIN(in->f_files, INT32_MAX); 19041502Swpaul out->f_ffree = MIN(in->f_ffree, INT32_MAX); 19141502Swpaul CP(*in, *out, f_fsid); 19241502Swpaul CP(*in, *out, f_owner); 19341502Swpaul CP(*in, *out, f_type); 19441502Swpaul CP(*in, *out, f_flags); 19541502Swpaul out->f_syncwrites = MIN(in->f_syncwrites, INT32_MAX); 19641502Swpaul out->f_asyncwrites = MIN(in->f_asyncwrites, INT32_MAX); 19741502Swpaul strlcpy(out->f_fstypename, 19841502Swpaul in->f_fstypename, MFSNAMELEN); 19941502Swpaul strlcpy(out->f_mntonname, 20041502Swpaul in->f_mntonname, min(MNAMELEN, FREEBSD4_MNAMELEN)); 20141502Swpaul out->f_syncreads = MIN(in->f_syncreads, INT32_MAX); 20241502Swpaul out->f_asyncreads = MIN(in->f_asyncreads, INT32_MAX); 20341502Swpaul strlcpy(out->f_mntfromname, 20441502Swpaul in->f_mntfromname, min(MNAMELEN, FREEBSD4_MNAMELEN)); 20541502Swpaul} 20641502Swpaul#endif 20741502Swpaul 20841502Swpaul#ifdef COMPAT_FREEBSD4 20941502Swpaulint 21041502Swpaulfreebsd4_freebsd32_getfsstat(struct thread *td, struct freebsd4_freebsd32_getfsstat_args *uap) 21141502Swpaul{ 21241502Swpaul struct statfs *buf, *sp; 21341502Swpaul struct statfs32 stat32; 21441502Swpaul size_t count, size; 21541502Swpaul int error; 21641502Swpaul 21741502Swpaul count = uap->bufsize / sizeof(struct statfs32); 21841502Swpaul size = count * sizeof(struct statfs); 21941502Swpaul error = kern_getfsstat(td, &buf, size, UIO_SYSSPACE, uap->flags); 22041502Swpaul if (size > 0) { 22141502Swpaul count = td->td_retval[0]; 22241502Swpaul sp = buf; 22341502Swpaul while (count > 0 && error == 0) { 22441502Swpaul copy_statfs(sp, &stat32); 22541502Swpaul error = copyout(&stat32, uap->buf, sizeof(stat32)); 22641502Swpaul sp++; 22741502Swpaul uap->buf++; 22841502Swpaul count--; 22941502Swpaul } 23041502Swpaul free(buf, M_TEMP); 23141502Swpaul } 23241502Swpaul return (error); 23341502Swpaul} 23441502Swpaul#endif 23541502Swpaul 23641502Swpaulint 23741502Swpaulfreebsd32_sigaltstack(struct thread *td, 23841502Swpaul struct freebsd32_sigaltstack_args *uap) 23941502Swpaul{ 24041502Swpaul struct sigaltstack32 s32; 24141502Swpaul struct sigaltstack ss, oss, *ssp; 24241502Swpaul int error; 24341502Swpaul 24441502Swpaul if (uap->ss != NULL) { 24541502Swpaul error = copyin(uap->ss, &s32, sizeof(s32)); 24641502Swpaul if (error) 24741502Swpaul return (error); 24841502Swpaul PTRIN_CP(s32, ss, ss_sp); 24941502Swpaul CP(s32, ss, ss_size); 25041502Swpaul CP(s32, ss, ss_flags); 25141502Swpaul ssp = &ss; 25241502Swpaul } else 25341502Swpaul ssp = NULL; 25441502Swpaul error = kern_sigaltstack(td, ssp, &oss); 25541502Swpaul if (error == 0 && uap->oss != NULL) { 25641502Swpaul PTROUT_CP(oss, s32, ss_sp); 25741502Swpaul CP(oss, s32, ss_size); 25841502Swpaul CP(oss, s32, ss_flags); 25941502Swpaul error = copyout(&s32, uap->oss, sizeof(s32)); 26041502Swpaul } 26141502Swpaul return (error); 26241502Swpaul} 26341502Swpaul 26441502Swpaul/* 26541502Swpaul * Custom version of exec_copyin_args() so that we can translate 26641502Swpaul * the pointers. 26741502Swpaul */ 26841502Swpaulint 26941502Swpaulfreebsd32_exec_copyin_args(struct image_args *args, char *fname, 27041502Swpaul enum uio_seg segflg, u_int32_t *argv, u_int32_t *envv) 27141502Swpaul{ 27241502Swpaul char *argp, *envp; 27341502Swpaul u_int32_t *p32, arg; 27441502Swpaul size_t length; 27541502Swpaul int error; 27641502Swpaul 27741502Swpaul bzero(args, sizeof(*args)); 27841502Swpaul if (argv == NULL) 27941502Swpaul return (EFAULT); 28041502Swpaul 28141502Swpaul /* 28241502Swpaul * Allocate demand-paged memory for the file name, argument, and 28341502Swpaul * environment strings. 28441502Swpaul */ 28541502Swpaul error = exec_alloc_args(args); 28641502Swpaul if (error != 0) 28741502Swpaul return (error); 28841502Swpaul 28941502Swpaul /* 29041502Swpaul * Copy the file name. 29141502Swpaul */ 29241502Swpaul if (fname != NULL) { 29341502Swpaul args->fname = args->buf; 29441502Swpaul error = (segflg == UIO_SYSSPACE) ? 29541502Swpaul copystr(fname, args->fname, PATH_MAX, &length) : 29641502Swpaul copyinstr(fname, args->fname, PATH_MAX, &length); 29741502Swpaul if (error != 0) 29841502Swpaul goto err_exit; 29941502Swpaul } else 30041502Swpaul length = 0; 30141502Swpaul 30241502Swpaul args->begin_argv = args->buf + length; 30341502Swpaul args->endp = args->begin_argv; 30441502Swpaul args->stringspace = ARG_MAX; 30541502Swpaul 30641502Swpaul /* 30741502Swpaul * extract arguments first 30841502Swpaul */ 30941502Swpaul p32 = argv; 31041502Swpaul for (;;) { 31141502Swpaul error = copyin(p32++, &arg, sizeof(arg)); 31241502Swpaul if (error) 31341502Swpaul goto err_exit; 31441502Swpaul if (arg == 0) 31541502Swpaul break; 31641502Swpaul argp = PTRIN(arg); 31741502Swpaul error = copyinstr(argp, args->endp, args->stringspace, &length); 31841502Swpaul if (error) { 31941502Swpaul if (error == ENAMETOOLONG) 32041502Swpaul error = E2BIG; 32141502Swpaul goto err_exit; 32241502Swpaul } 32341502Swpaul args->stringspace -= length; 32441502Swpaul args->endp += length; 32541502Swpaul args->argc++; 32641502Swpaul } 32741502Swpaul 32841502Swpaul args->begin_envv = args->endp; 32941502Swpaul 33041502Swpaul /* 33141502Swpaul * extract environment strings 33241502Swpaul */ 33341502Swpaul if (envv) { 33441502Swpaul p32 = envv; 33541502Swpaul for (;;) { 33641502Swpaul error = copyin(p32++, &arg, sizeof(arg)); 33741502Swpaul if (error) 33841502Swpaul goto err_exit; 33941502Swpaul if (arg == 0) 34041502Swpaul break; 34141502Swpaul envp = PTRIN(arg); 34241502Swpaul error = copyinstr(envp, args->endp, args->stringspace, 34341502Swpaul &length); 34441502Swpaul if (error) { 34541502Swpaul if (error == ENAMETOOLONG) 34641502Swpaul error = E2BIG; 34741502Swpaul goto err_exit; 34841502Swpaul } 34941502Swpaul args->stringspace -= length; 35041502Swpaul args->endp += length; 35141502Swpaul args->envc++; 35241502Swpaul } 35341502Swpaul } 35441502Swpaul 35541502Swpaul return (0); 35641502Swpaul 35741502Swpaulerr_exit: 35841502Swpaul exec_free_args(args); 35941502Swpaul return (error); 36041502Swpaul} 36141502Swpaul 36241502Swpaulint 36341502Swpaulfreebsd32_execve(struct thread *td, struct freebsd32_execve_args *uap) 36441502Swpaul{ 36541502Swpaul struct image_args eargs; 36641502Swpaul int error; 36741502Swpaul 36841502Swpaul error = freebsd32_exec_copyin_args(&eargs, uap->fname, UIO_USERSPACE, 36941502Swpaul uap->argv, uap->envv); 37041502Swpaul if (error == 0) 37141502Swpaul error = kern_execve(td, &eargs, NULL); 37241502Swpaul return (error); 37341502Swpaul} 37441502Swpaul 37541502Swpaulint 37641502Swpaulfreebsd32_fexecve(struct thread *td, struct freebsd32_fexecve_args *uap) 37741502Swpaul{ 37841502Swpaul struct image_args eargs; 37941502Swpaul int error; 38041502Swpaul 38141502Swpaul error = freebsd32_exec_copyin_args(&eargs, NULL, UIO_SYSSPACE, 38241502Swpaul uap->argv, uap->envv); 38341502Swpaul if (error == 0) { 38441502Swpaul eargs.fd = uap->fd; 38541502Swpaul error = kern_execve(td, &eargs, NULL); 38641502Swpaul } 38741502Swpaul return (error); 38841502Swpaul} 38941502Swpaul 39041502Swpaul#ifdef __ia64__ 39141502Swpaulstatic int 39241502Swpaulfreebsd32_mmap_partial(struct thread *td, vm_offset_t start, vm_offset_t end, 39341502Swpaul int prot, int fd, off_t pos) 39441502Swpaul{ 39541502Swpaul vm_map_t map; 39641502Swpaul vm_map_entry_t entry; 39741502Swpaul int rv; 39841502Swpaul 39941502Swpaul map = &td->td_proc->p_vmspace->vm_map; 40041502Swpaul if (fd != -1) 40141502Swpaul prot |= VM_PROT_WRITE; 40241502Swpaul 40341502Swpaul if (vm_map_lookup_entry(map, start, &entry)) { 40441502Swpaul if ((entry->protection & prot) != prot) { 40541502Swpaul rv = vm_map_protect(map, 40641502Swpaul trunc_page(start), 40741502Swpaul round_page(end), 40841502Swpaul entry->protection | prot, 40941502Swpaul FALSE); 41041502Swpaul if (rv != KERN_SUCCESS) 41141502Swpaul return (EINVAL); 41241502Swpaul } 41341502Swpaul } else { 41441502Swpaul vm_offset_t addr = trunc_page(start); 41541502Swpaul rv = vm_map_find(map, 0, 0, 41641502Swpaul &addr, PAGE_SIZE, FALSE, prot, 41741502Swpaul VM_PROT_ALL, 0); 41841502Swpaul if (rv != KERN_SUCCESS) 41941502Swpaul return (EINVAL); 42041502Swpaul } 42141502Swpaul 42241502Swpaul if (fd != -1) { 42341502Swpaul struct pread_args r; 42441502Swpaul r.fd = fd; 42541502Swpaul r.buf = (void *) start; 42641502Swpaul r.nbyte = end - start; 42741502Swpaul r.offset = pos; 42841502Swpaul return (pread(td, &r)); 42941502Swpaul } else { 43041502Swpaul while (start < end) { 43141502Swpaul subyte((void *) start, 0); 43241502Swpaul start++; 43341502Swpaul } 43441502Swpaul return (0); 43541502Swpaul } 43641502Swpaul} 43741502Swpaul#endif 43841502Swpaul 43941502Swpaulint 44041502Swpaulfreebsd32_mmap(struct thread *td, struct freebsd32_mmap_args *uap) 44141502Swpaul{ 44241502Swpaul struct mmap_args ap; 44341502Swpaul vm_offset_t addr = (vm_offset_t) uap->addr; 44441502Swpaul vm_size_t len = uap->len; 44541502Swpaul int prot = uap->prot; 44641502Swpaul int flags = uap->flags; 44741502Swpaul int fd = uap->fd; 44841502Swpaul off_t pos = PAIR32TO64(off_t,uap->pos); 44941502Swpaul#ifdef __ia64__ 45041502Swpaul vm_size_t pageoff; 45141502Swpaul int error; 45241502Swpaul 45341502Swpaul /* 45441502Swpaul * Attempt to handle page size hassles. 45541502Swpaul */ 45641502Swpaul pageoff = (pos & PAGE_MASK); 45741502Swpaul if (flags & MAP_FIXED) { 45841502Swpaul vm_offset_t start, end; 45941502Swpaul start = addr; 46041502Swpaul end = addr + len; 46141502Swpaul 46241502Swpaul if (start != trunc_page(start)) { 46341502Swpaul error = freebsd32_mmap_partial(td, start, 46441502Swpaul round_page(start), prot, 46541502Swpaul fd, pos); 46641502Swpaul if (fd != -1) 46741502Swpaul pos += round_page(start) - start; 46841502Swpaul start = round_page(start); 46941502Swpaul } 47041502Swpaul if (end != round_page(end)) { 47141502Swpaul vm_offset_t t = trunc_page(end); 47241502Swpaul error = freebsd32_mmap_partial(td, t, end, 47341502Swpaul prot, fd, 47441502Swpaul pos + t - start); 47541502Swpaul end = trunc_page(end); 47641502Swpaul } 47741502Swpaul if (end > start && fd != -1 && (pos & PAGE_MASK)) { 47841502Swpaul /* 47941502Swpaul * We can't map this region at all. The specified 48041502Swpaul * address doesn't have the same alignment as the file 48141502Swpaul * position. Fake the mapping by simply reading the 48241502Swpaul * entire region into memory. First we need to make 48341502Swpaul * sure the region exists. 48441502Swpaul */ 48541502Swpaul vm_map_t map; 48641502Swpaul struct pread_args r; 48741502Swpaul int rv; 48841502Swpaul 48941502Swpaul prot |= VM_PROT_WRITE; 49041502Swpaul map = &td->td_proc->p_vmspace->vm_map; 49141502Swpaul rv = vm_map_remove(map, start, end); 49241502Swpaul if (rv != KERN_SUCCESS) 49341502Swpaul return (EINVAL); 49441502Swpaul rv = vm_map_find(map, 0, 0, 49541502Swpaul &start, end - start, FALSE, 49641502Swpaul prot, VM_PROT_ALL, 0); 49741502Swpaul if (rv != KERN_SUCCESS) 49841502Swpaul return (EINVAL); 49941502Swpaul r.fd = fd; 50041502Swpaul r.buf = (void *) start; 50141502Swpaul r.nbyte = end - start; 50241502Swpaul r.offset = pos; 50341502Swpaul error = pread(td, &r); 50441502Swpaul if (error) 50541502Swpaul return (error); 50641502Swpaul 50741502Swpaul td->td_retval[0] = addr; 50841502Swpaul return (0); 50941502Swpaul } 51041502Swpaul if (end == start) { 51141502Swpaul /* 51241502Swpaul * After dealing with the ragged ends, there 51341502Swpaul * might be none left. 51441502Swpaul */ 51541502Swpaul td->td_retval[0] = addr; 51641502Swpaul return (0); 51741502Swpaul } 51841502Swpaul addr = start; 51941502Swpaul len = end - start; 52041502Swpaul } 52141502Swpaul#endif 52241502Swpaul 52341502Swpaul ap.addr = (void *) addr; 52441502Swpaul ap.len = len; 52541502Swpaul ap.prot = prot; 52641502Swpaul ap.flags = flags; 52741502Swpaul ap.fd = fd; 52841502Swpaul ap.pos = pos; 52941502Swpaul 53041502Swpaul return (mmap(td, &ap)); 53141502Swpaul} 53241502Swpaul 53341502Swpaul#ifdef COMPAT_FREEBSD6 53441502Swpaulint 53541502Swpaulfreebsd6_freebsd32_mmap(struct thread *td, struct freebsd6_freebsd32_mmap_args *uap) 53641502Swpaul{ 53741502Swpaul struct freebsd32_mmap_args ap; 53841502Swpaul 53941502Swpaul ap.addr = uap->addr; 54041502Swpaul ap.len = uap->len; 54141502Swpaul ap.prot = uap->prot; 54241502Swpaul ap.flags = uap->flags; 54341502Swpaul ap.fd = uap->fd; 54441502Swpaul ap.pos1 = uap->pos1; 54541502Swpaul ap.pos2 = uap->pos2; 54641502Swpaul 54741502Swpaul return (freebsd32_mmap(td, &ap)); 54841502Swpaul} 54941502Swpaul#endif 55041502Swpaul 55141502Swpaulint 55241502Swpaulfreebsd32_setitimer(struct thread *td, struct freebsd32_setitimer_args *uap) 55341502Swpaul{ 55441502Swpaul struct itimerval itv, oitv, *itvp; 55541502Swpaul struct itimerval32 i32; 55641502Swpaul int error; 55741502Swpaul 55841502Swpaul if (uap->itv != NULL) { 55941502Swpaul error = copyin(uap->itv, &i32, sizeof(i32)); 56041502Swpaul if (error) 56141502Swpaul return (error); 56241502Swpaul TV_CP(i32, itv, it_interval); 56341502Swpaul TV_CP(i32, itv, it_value); 56441502Swpaul itvp = &itv; 56541502Swpaul } else 56641502Swpaul itvp = NULL; 56741502Swpaul error = kern_setitimer(td, uap->which, itvp, &oitv); 56841502Swpaul if (error || uap->oitv == NULL) 56941502Swpaul return (error); 57041502Swpaul TV_CP(oitv, i32, it_interval); 57141502Swpaul TV_CP(oitv, i32, it_value); 57241502Swpaul return (copyout(&i32, uap->oitv, sizeof(i32))); 57341502Swpaul} 57441502Swpaul 57541502Swpaulint 57641502Swpaulfreebsd32_getitimer(struct thread *td, struct freebsd32_getitimer_args *uap) 57741502Swpaul{ 57841502Swpaul struct itimerval itv; 57941502Swpaul struct itimerval32 i32; 58041502Swpaul int error; 58141502Swpaul 58241502Swpaul error = kern_getitimer(td, uap->which, &itv); 58341502Swpaul if (error || uap->itv == NULL) 58441502Swpaul return (error); 58541502Swpaul TV_CP(itv, i32, it_interval); 58641502Swpaul TV_CP(itv, i32, it_value); 58741502Swpaul return (copyout(&i32, uap->itv, sizeof(i32))); 58841502Swpaul} 58941502Swpaul 59041502Swpaulint 59141502Swpaulfreebsd32_select(struct thread *td, struct freebsd32_select_args *uap) 59241502Swpaul{ 59341502Swpaul struct timeval32 tv32; 59441502Swpaul struct timeval tv, *tvp; 59541502Swpaul int error; 59641502Swpaul 59741502Swpaul if (uap->tv != NULL) { 59841502Swpaul error = copyin(uap->tv, &tv32, sizeof(tv32)); 59941502Swpaul if (error) 60041502Swpaul return (error); 60141502Swpaul CP(tv32, tv, tv_sec); 60241502Swpaul CP(tv32, tv, tv_usec); 60341502Swpaul tvp = &tv; 60441502Swpaul } else 60541502Swpaul tvp = NULL; 60641502Swpaul /* 60741502Swpaul * XXX Do pointers need PTRIN()? 60841502Swpaul */ 60941502Swpaul return (kern_select(td, uap->nd, uap->in, uap->ou, uap->ex, tvp, 61041502Swpaul sizeof(int32_t) * 8)); 61141502Swpaul} 61241502Swpaul 61341502Swpaulint 61441502Swpaulfreebsd32_pselect(struct thread *td, struct freebsd32_pselect_args *uap) 61541502Swpaul{ 61641502Swpaul struct timespec32 ts32; 61741502Swpaul struct timespec ts; 61841502Swpaul struct timeval tv, *tvp; 61941502Swpaul sigset_t set, *uset; 62041502Swpaul int error; 62141502Swpaul 62241502Swpaul if (uap->ts != NULL) { 62341502Swpaul error = copyin(uap->ts, &ts32, sizeof(ts32)); 62441502Swpaul if (error != 0) 62541502Swpaul return (error); 62641502Swpaul CP(ts32, ts, tv_sec); 62741502Swpaul CP(ts32, ts, tv_nsec); 62841502Swpaul TIMESPEC_TO_TIMEVAL(&tv, &ts); 62941502Swpaul tvp = &tv; 63041502Swpaul } else 63141502Swpaul tvp = NULL; 63241502Swpaul if (uap->sm != NULL) { 63341502Swpaul error = copyin(uap->sm, &set, sizeof(set)); 63441502Swpaul if (error != 0) 63541502Swpaul return (error); 63641502Swpaul uset = &set; 63741502Swpaul } else 63841502Swpaul uset = NULL; 63941502Swpaul /* 64041502Swpaul * XXX Do pointers need PTRIN()? 64141502Swpaul */ 64241502Swpaul error = kern_pselect(td, uap->nd, uap->in, uap->ou, uap->ex, tvp, 64341502Swpaul uset, sizeof(int32_t) * 8); 64441502Swpaul return (error); 64541502Swpaul} 64641502Swpaul 64741502Swpaul/* 64841502Swpaul * Copy 'count' items into the destination list pointed to by uap->eventlist. 64941502Swpaul */ 65041502Swpaulstatic int 65141502Swpaulfreebsd32_kevent_copyout(void *arg, struct kevent *kevp, int count) 65241502Swpaul{ 65341502Swpaul struct freebsd32_kevent_args *uap; 65441502Swpaul struct kevent32 ks32[KQ_NEVENTS]; 65541502Swpaul int i, error = 0; 65641502Swpaul 65741502Swpaul KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count)); 65841502Swpaul uap = (struct freebsd32_kevent_args *)arg; 65941502Swpaul 66041502Swpaul for (i = 0; i < count; i++) { 66141502Swpaul CP(kevp[i], ks32[i], ident); 66241502Swpaul CP(kevp[i], ks32[i], filter); 66341502Swpaul CP(kevp[i], ks32[i], flags); 66441502Swpaul CP(kevp[i], ks32[i], fflags); 66541502Swpaul CP(kevp[i], ks32[i], data); 66641502Swpaul PTROUT_CP(kevp[i], ks32[i], udata); 66741502Swpaul } 66841502Swpaul error = copyout(ks32, uap->eventlist, count * sizeof *ks32); 66941502Swpaul if (error == 0) 67041502Swpaul uap->eventlist += count; 67141502Swpaul return (error); 67241502Swpaul} 67341502Swpaul 67441502Swpaul/* 67541502Swpaul * Copy 'count' items from the list pointed to by uap->changelist. 67641502Swpaul */ 67741502Swpaulstatic int 67841502Swpaulfreebsd32_kevent_copyin(void *arg, struct kevent *kevp, int count) 67941502Swpaul{ 68041502Swpaul struct freebsd32_kevent_args *uap; 68141502Swpaul struct kevent32 ks32[KQ_NEVENTS]; 68241502Swpaul int i, error = 0; 68341502Swpaul 68441502Swpaul KASSERT(count <= KQ_NEVENTS, ("count (%d) > KQ_NEVENTS", count)); 68541502Swpaul uap = (struct freebsd32_kevent_args *)arg; 68641502Swpaul 68741502Swpaul error = copyin(uap->changelist, ks32, count * sizeof *ks32); 68841502Swpaul if (error) 68941502Swpaul goto done; 69041502Swpaul uap->changelist += count; 69141502Swpaul 69241502Swpaul for (i = 0; i < count; i++) { 69341502Swpaul CP(ks32[i], kevp[i], ident); 69441502Swpaul CP(ks32[i], kevp[i], filter); 69541502Swpaul CP(ks32[i], kevp[i], flags); 69641502Swpaul CP(ks32[i], kevp[i], fflags); 69741502Swpaul CP(ks32[i], kevp[i], data); 69841502Swpaul PTRIN_CP(ks32[i], kevp[i], udata); 69941502Swpaul } 70041502Swpauldone: 70141502Swpaul return (error); 70241502Swpaul} 70341502Swpaul 70441502Swpaulint 70541502Swpaulfreebsd32_kevent(struct thread *td, struct freebsd32_kevent_args *uap) 70641502Swpaul{ 70741502Swpaul struct timespec32 ts32; 70841502Swpaul struct timespec ts, *tsp; 70941502Swpaul struct kevent_copyops k_ops = { uap, 71041502Swpaul freebsd32_kevent_copyout, 71141502Swpaul freebsd32_kevent_copyin}; 71241502Swpaul int error; 71341502Swpaul 71441502Swpaul 71541502Swpaul if (uap->timeout) { 71641502Swpaul error = copyin(uap->timeout, &ts32, sizeof(ts32)); 71741502Swpaul if (error) 71841502Swpaul return (error); 71941502Swpaul CP(ts32, ts, tv_sec); 72041502Swpaul CP(ts32, ts, tv_nsec); 72141502Swpaul tsp = &ts; 72241502Swpaul } else 72341502Swpaul tsp = NULL; 72441502Swpaul error = kern_kevent(td, uap->fd, uap->nchanges, uap->nevents, 72541502Swpaul &k_ops, tsp); 72641502Swpaul return (error); 72741502Swpaul} 72841502Swpaul 72941502Swpaulint 73041502Swpaulfreebsd32_gettimeofday(struct thread *td, 73141502Swpaul struct freebsd32_gettimeofday_args *uap) 73241502Swpaul{ 73341502Swpaul struct timeval atv; 73441502Swpaul struct timeval32 atv32; 73541502Swpaul struct timezone rtz; 73641502Swpaul int error = 0; 73741502Swpaul 73841502Swpaul if (uap->tp) { 73941502Swpaul microtime(&atv); 74041502Swpaul CP(atv, atv32, tv_sec); 74141502Swpaul CP(atv, atv32, tv_usec); 74241502Swpaul error = copyout(&atv32, uap->tp, sizeof (atv32)); 74341502Swpaul } 74441502Swpaul if (error == 0 && uap->tzp != NULL) { 74541502Swpaul rtz.tz_minuteswest = tz_minuteswest; 74641502Swpaul rtz.tz_dsttime = tz_dsttime; 74741502Swpaul error = copyout(&rtz, uap->tzp, sizeof (rtz)); 74841502Swpaul } 74941502Swpaul return (error); 75041502Swpaul} 75141502Swpaul 75241502Swpaulint 75341502Swpaulfreebsd32_getrusage(struct thread *td, struct freebsd32_getrusage_args *uap) 75441502Swpaul{ 75541502Swpaul struct rusage32 s32; 75641502Swpaul struct rusage s; 75741502Swpaul int error; 75841502Swpaul 75941502Swpaul error = kern_getrusage(td, uap->who, &s); 76041502Swpaul if (error) 76141502Swpaul return (error); 76241502Swpaul if (uap->rusage != NULL) { 76341502Swpaul freebsd32_rusage_out(&s, &s32); 76441502Swpaul error = copyout(&s32, uap->rusage, sizeof(s32)); 76541502Swpaul } 76641502Swpaul return (error); 76741502Swpaul} 76841502Swpaul 76941502Swpaulstatic int 77041502Swpaulfreebsd32_copyinuio(struct iovec32 *iovp, u_int iovcnt, struct uio **uiop) 77141502Swpaul{ 77241502Swpaul struct iovec32 iov32; 77341502Swpaul struct iovec *iov; 77441502Swpaul struct uio *uio; 77541502Swpaul u_int iovlen; 77641502Swpaul int error, i; 77741502Swpaul 77841502Swpaul *uiop = NULL; 77941502Swpaul if (iovcnt > UIO_MAXIOV) 78041502Swpaul return (EINVAL); 78141502Swpaul iovlen = iovcnt * sizeof(struct iovec); 78241502Swpaul uio = malloc(iovlen + sizeof *uio, M_IOV, M_WAITOK); 78341502Swpaul iov = (struct iovec *)(uio + 1); 78441502Swpaul for (i = 0; i < iovcnt; i++) { 78541502Swpaul error = copyin(&iovp[i], &iov32, sizeof(struct iovec32)); 78641502Swpaul if (error) { 78741502Swpaul free(uio, M_IOV); 78841502Swpaul return (error); 78941502Swpaul } 79041502Swpaul iov[i].iov_base = PTRIN(iov32.iov_base); 79141502Swpaul iov[i].iov_len = iov32.iov_len; 79241502Swpaul } 79341502Swpaul uio->uio_iov = iov; 79441502Swpaul uio->uio_iovcnt = iovcnt; 79541502Swpaul uio->uio_segflg = UIO_USERSPACE; 79641502Swpaul uio->uio_offset = -1; 79741502Swpaul uio->uio_resid = 0; 79841502Swpaul for (i = 0; i < iovcnt; i++) { 79941502Swpaul if (iov->iov_len > INT_MAX - uio->uio_resid) { 80041502Swpaul free(uio, M_IOV); 80141502Swpaul return (EINVAL); 80241502Swpaul } 80341502Swpaul uio->uio_resid += iov->iov_len; 80441502Swpaul iov++; 80541502Swpaul } 80641502Swpaul *uiop = uio; 80741502Swpaul return (0); 80841502Swpaul} 80941502Swpaul 81041502Swpaulint 81141502Swpaulfreebsd32_readv(struct thread *td, struct freebsd32_readv_args *uap) 81241502Swpaul{ 81341502Swpaul struct uio *auio; 81441502Swpaul int error; 81541502Swpaul 81641502Swpaul error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 81741502Swpaul if (error) 81841502Swpaul return (error); 81941502Swpaul error = kern_readv(td, uap->fd, auio); 82041502Swpaul free(auio, M_IOV); 82141502Swpaul return (error); 82241502Swpaul} 82341502Swpaul 82441502Swpaulint 82541502Swpaulfreebsd32_writev(struct thread *td, struct freebsd32_writev_args *uap) 82641502Swpaul{ 82741502Swpaul struct uio *auio; 82841502Swpaul int error; 82941502Swpaul 83041502Swpaul error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 83141502Swpaul if (error) 83241502Swpaul return (error); 83341502Swpaul error = kern_writev(td, uap->fd, auio); 83441502Swpaul free(auio, M_IOV); 83541502Swpaul return (error); 83641502Swpaul} 83741502Swpaul 83841502Swpaulint 83941502Swpaulfreebsd32_preadv(struct thread *td, struct freebsd32_preadv_args *uap) 84041502Swpaul{ 84141502Swpaul struct uio *auio; 84241502Swpaul int error; 84341502Swpaul 84441502Swpaul error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 84541502Swpaul if (error) 84641502Swpaul return (error); 84741502Swpaul error = kern_preadv(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset)); 84841502Swpaul free(auio, M_IOV); 84941502Swpaul return (error); 85041502Swpaul} 85141502Swpaul 85241502Swpaulint 85341502Swpaulfreebsd32_pwritev(struct thread *td, struct freebsd32_pwritev_args *uap) 85441502Swpaul{ 85541502Swpaul struct uio *auio; 85641502Swpaul int error; 85741502Swpaul 85841502Swpaul error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 85941502Swpaul if (error) 86041502Swpaul return (error); 86141502Swpaul error = kern_pwritev(td, uap->fd, auio, PAIR32TO64(off_t,uap->offset)); 86241502Swpaul free(auio, M_IOV); 86341502Swpaul return (error); 86441502Swpaul} 86541502Swpaul 86641502Swpaulint 86741502Swpaulfreebsd32_copyiniov(struct iovec32 *iovp32, u_int iovcnt, struct iovec **iovp, 86841771Sdillon int error) 86941502Swpaul{ 87041502Swpaul struct iovec32 iov32; 87141502Swpaul struct iovec *iov; 87241502Swpaul u_int iovlen; 87341502Swpaul int i; 87441502Swpaul 87541502Swpaul *iovp = NULL; 87641502Swpaul if (iovcnt > UIO_MAXIOV) 87741502Swpaul return (error); 87841502Swpaul iovlen = iovcnt * sizeof(struct iovec); 87941502Swpaul iov = malloc(iovlen, M_IOV, M_WAITOK); 88041502Swpaul for (i = 0; i < iovcnt; i++) { 88141502Swpaul error = copyin(&iovp32[i], &iov32, sizeof(struct iovec32)); 88241502Swpaul if (error) { 88341502Swpaul free(iov, M_IOV); 88441502Swpaul return (error); 88541502Swpaul } 88641502Swpaul iov[i].iov_base = PTRIN(iov32.iov_base); 88741502Swpaul iov[i].iov_len = iov32.iov_len; 88841502Swpaul } 88941502Swpaul *iovp = iov; 89041502Swpaul return (0); 89141502Swpaul} 89241502Swpaul 89341502Swpaulstatic int 89441502Swpaulfreebsd32_copyinmsghdr(struct msghdr32 *msg32, struct msghdr *msg) 89541502Swpaul{ 89641502Swpaul struct msghdr32 m32; 89741502Swpaul int error; 89841502Swpaul 89941502Swpaul error = copyin(msg32, &m32, sizeof(m32)); 90041502Swpaul if (error) 90141502Swpaul return (error); 90241502Swpaul msg->msg_name = PTRIN(m32.msg_name); 90341502Swpaul msg->msg_namelen = m32.msg_namelen; 90441502Swpaul msg->msg_iov = PTRIN(m32.msg_iov); 90541502Swpaul msg->msg_iovlen = m32.msg_iovlen; 90641502Swpaul msg->msg_control = PTRIN(m32.msg_control); 90741502Swpaul msg->msg_controllen = m32.msg_controllen; 90841502Swpaul msg->msg_flags = m32.msg_flags; 90941502Swpaul return (0); 91041502Swpaul} 91141502Swpaul 91241502Swpaulstatic int 91341502Swpaulfreebsd32_copyoutmsghdr(struct msghdr *msg, struct msghdr32 *msg32) 91441502Swpaul{ 91541502Swpaul struct msghdr32 m32; 91641502Swpaul int error; 91741502Swpaul 91841502Swpaul m32.msg_name = PTROUT(msg->msg_name); 91941502Swpaul m32.msg_namelen = msg->msg_namelen; 92041502Swpaul m32.msg_iov = PTROUT(msg->msg_iov); 92141502Swpaul m32.msg_iovlen = msg->msg_iovlen; 92241502Swpaul m32.msg_control = PTROUT(msg->msg_control); 92341502Swpaul m32.msg_controllen = msg->msg_controllen; 92441502Swpaul m32.msg_flags = msg->msg_flags; 92541502Swpaul error = copyout(&m32, msg32, sizeof(m32)); 92641502Swpaul return (error); 92741502Swpaul} 92841502Swpaul 92941502Swpaul#define FREEBSD32_ALIGNBYTES (sizeof(int) - 1) 93041502Swpaul#define FREEBSD32_ALIGN(p) \ 93141502Swpaul (((u_long)(p) + FREEBSD32_ALIGNBYTES) & ~FREEBSD32_ALIGNBYTES) 93241502Swpaul#define FREEBSD32_CMSG_SPACE(l) \ 93341502Swpaul (FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + FREEBSD32_ALIGN(l)) 93441502Swpaul 93541502Swpaul#define FREEBSD32_CMSG_DATA(cmsg) ((unsigned char *)(cmsg) + \ 93641502Swpaul FREEBSD32_ALIGN(sizeof(struct cmsghdr))) 93741502Swpaulstatic int 93841502Swpaulfreebsd32_copy_msg_out(struct msghdr *msg, struct mbuf *control) 93941502Swpaul{ 94041502Swpaul struct cmsghdr *cm; 94141502Swpaul void *data; 94241502Swpaul socklen_t clen, datalen; 94341502Swpaul int error; 94441502Swpaul caddr_t ctlbuf; 94541502Swpaul int len, maxlen, copylen; 94641502Swpaul struct mbuf *m; 94741502Swpaul error = 0; 94841502Swpaul 94941502Swpaul len = msg->msg_controllen; 95041502Swpaul maxlen = msg->msg_controllen; 95141502Swpaul msg->msg_controllen = 0; 95241502Swpaul 95341502Swpaul m = control; 95441502Swpaul ctlbuf = msg->msg_control; 95541502Swpaul 95641502Swpaul while (m && len > 0) { 95741502Swpaul cm = mtod(m, struct cmsghdr *); 95841502Swpaul clen = m->m_len; 95941502Swpaul 96041502Swpaul while (cm != NULL) { 96141502Swpaul 96241502Swpaul if (sizeof(struct cmsghdr) > clen || 96341502Swpaul cm->cmsg_len > clen) { 96441502Swpaul error = EINVAL; 96541502Swpaul break; 96641502Swpaul } 96741502Swpaul 96841502Swpaul data = CMSG_DATA(cm); 96941502Swpaul datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data; 97041502Swpaul 97141502Swpaul /* Adjust message length */ 97241502Swpaul cm->cmsg_len = FREEBSD32_ALIGN(sizeof(struct cmsghdr)) + 97341502Swpaul datalen; 97441502Swpaul 97541502Swpaul 97641502Swpaul /* Copy cmsghdr */ 97741502Swpaul copylen = sizeof(struct cmsghdr); 97841502Swpaul if (len < copylen) { 97941502Swpaul msg->msg_flags |= MSG_CTRUNC; 98041502Swpaul copylen = len; 98141502Swpaul } 98241502Swpaul 98341502Swpaul error = copyout(cm,ctlbuf,copylen); 98441502Swpaul if (error) 98541502Swpaul goto exit; 98641502Swpaul 98741502Swpaul ctlbuf += FREEBSD32_ALIGN(copylen); 98841502Swpaul len -= FREEBSD32_ALIGN(copylen); 98941502Swpaul 99041502Swpaul if (len <= 0) 99141502Swpaul break; 99241502Swpaul 99341502Swpaul /* Copy data */ 99441502Swpaul copylen = datalen; 99541502Swpaul if (len < copylen) { 99641502Swpaul msg->msg_flags |= MSG_CTRUNC; 99741502Swpaul copylen = len; 99841502Swpaul } 99941502Swpaul 100041502Swpaul error = copyout(data,ctlbuf,copylen); 100141502Swpaul if (error) 100241502Swpaul goto exit; 100341502Swpaul 100441502Swpaul ctlbuf += FREEBSD32_ALIGN(copylen); 100541502Swpaul len -= FREEBSD32_ALIGN(copylen); 100641502Swpaul 100741502Swpaul if (CMSG_SPACE(datalen) < clen) { 100841502Swpaul clen -= CMSG_SPACE(datalen); 100941502Swpaul cm = (struct cmsghdr *) 101041502Swpaul ((caddr_t)cm + CMSG_SPACE(datalen)); 101141502Swpaul } else { 101241502Swpaul clen = 0; 101341502Swpaul cm = NULL; 101441502Swpaul } 101541502Swpaul } 101641502Swpaul m = m->m_next; 101741502Swpaul } 101841502Swpaul 101941502Swpaul msg->msg_controllen = (len <= 0) ? maxlen : ctlbuf - (caddr_t)msg->msg_control; 102041502Swpaul 102141502Swpaulexit: 102241502Swpaul return (error); 102341502Swpaul 102441502Swpaul} 102541502Swpaul 102641502Swpaulint 102741502Swpaulfreebsd32_recvmsg(td, uap) 102841502Swpaul struct thread *td; 102941502Swpaul struct freebsd32_recvmsg_args /* { 103041502Swpaul int s; 103141502Swpaul struct msghdr32 *msg; 103241502Swpaul int flags; 103341502Swpaul } */ *uap; 103441502Swpaul{ 103541502Swpaul struct msghdr msg; 103641502Swpaul struct msghdr32 m32; 103741502Swpaul struct iovec *uiov, *iov; 103841502Swpaul struct mbuf *control = NULL; 103941502Swpaul struct mbuf **controlp; 104041502Swpaul 104141502Swpaul int error; 104241502Swpaul error = copyin(uap->msg, &m32, sizeof(m32)); 104341502Swpaul if (error) 104441502Swpaul return (error); 104541502Swpaul error = freebsd32_copyinmsghdr(uap->msg, &msg); 104641502Swpaul if (error) 104743515Swpaul return (error); 104841502Swpaul error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov, 104941502Swpaul EMSGSIZE); 105041502Swpaul if (error) 105141502Swpaul return (error); 105241502Swpaul msg.msg_flags = uap->flags; 105341502Swpaul uiov = msg.msg_iov; 105441502Swpaul msg.msg_iov = iov; 105541502Swpaul 105641502Swpaul controlp = (msg.msg_control != NULL) ? &control : NULL; 105741502Swpaul error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, controlp); 105841502Swpaul if (error == 0) { 105941502Swpaul msg.msg_iov = uiov; 106041502Swpaul 106141502Swpaul if (control != NULL) 106241502Swpaul error = freebsd32_copy_msg_out(&msg, control); 106341502Swpaul else 106441502Swpaul msg.msg_controllen = 0; 106541502Swpaul 106641502Swpaul if (error == 0) 106741502Swpaul error = freebsd32_copyoutmsghdr(&msg, uap->msg); 106841502Swpaul } 106941502Swpaul free(iov, M_IOV); 107041502Swpaul 107141502Swpaul if (control != NULL) 107241502Swpaul m_freem(control); 107341502Swpaul 107441502Swpaul return (error); 107541502Swpaul} 107641502Swpaul 107741502Swpaul 107841502Swpaulstatic int 107941502Swpaulfreebsd32_convert_msg_in(struct mbuf **controlp) 108041502Swpaul{ 108141502Swpaul struct mbuf *control = *controlp; 108241502Swpaul struct cmsghdr *cm = mtod(control, struct cmsghdr *); 108341502Swpaul void *data; 108441502Swpaul socklen_t clen = control->m_len, datalen; 108541502Swpaul int error; 108641502Swpaul 108741502Swpaul error = 0; 108841502Swpaul *controlp = NULL; 108941502Swpaul 109041502Swpaul while (cm != NULL) { 109141502Swpaul if (sizeof(struct cmsghdr) > clen || cm->cmsg_len > clen) { 109241502Swpaul error = EINVAL; 109341502Swpaul break; 109441502Swpaul } 109541502Swpaul 109641502Swpaul data = FREEBSD32_CMSG_DATA(cm); 109741502Swpaul datalen = (caddr_t)cm + cm->cmsg_len - (caddr_t)data; 109841502Swpaul 109941502Swpaul *controlp = sbcreatecontrol(data, datalen, cm->cmsg_type, 110041502Swpaul cm->cmsg_level); 110141502Swpaul controlp = &(*controlp)->m_next; 110241502Swpaul 110341502Swpaul if (FREEBSD32_CMSG_SPACE(datalen) < clen) { 110441502Swpaul clen -= FREEBSD32_CMSG_SPACE(datalen); 110541502Swpaul cm = (struct cmsghdr *) 110641502Swpaul ((caddr_t)cm + FREEBSD32_CMSG_SPACE(datalen)); 110741502Swpaul } else { 110841502Swpaul clen = 0; 110941502Swpaul cm = NULL; 111041502Swpaul } 111141502Swpaul } 111241502Swpaul 111341502Swpaul m_freem(control); 111441502Swpaul return (error); 111541502Swpaul} 111641502Swpaul 111741502Swpaul 111841502Swpaulint 111941502Swpaulfreebsd32_sendmsg(struct thread *td, 112041502Swpaul struct freebsd32_sendmsg_args *uap) 112141502Swpaul{ 112241502Swpaul struct msghdr msg; 112341502Swpaul struct msghdr32 m32; 112441502Swpaul struct iovec *iov; 112541502Swpaul struct mbuf *control = NULL; 112641502Swpaul struct sockaddr *to = NULL; 112741502Swpaul int error; 112841502Swpaul 112941502Swpaul error = copyin(uap->msg, &m32, sizeof(m32)); 113041502Swpaul if (error) 113141502Swpaul return (error); 113241502Swpaul error = freebsd32_copyinmsghdr(uap->msg, &msg); 113341502Swpaul if (error) 113441502Swpaul return (error); 113541502Swpaul error = freebsd32_copyiniov(PTRIN(m32.msg_iov), m32.msg_iovlen, &iov, 113641502Swpaul EMSGSIZE); 113741502Swpaul if (error) 113841502Swpaul return (error); 113941502Swpaul msg.msg_iov = iov; 114041502Swpaul if (msg.msg_name != NULL) { 114141502Swpaul error = getsockaddr(&to, msg.msg_name, msg.msg_namelen); 114241502Swpaul if (error) { 114341502Swpaul to = NULL; 114441502Swpaul goto out; 114541502Swpaul } 114641502Swpaul msg.msg_name = to; 114741502Swpaul } 114841502Swpaul 114941502Swpaul if (msg.msg_control) { 115041502Swpaul if (msg.msg_controllen < sizeof(struct cmsghdr)) { 115141502Swpaul error = EINVAL; 115241502Swpaul goto out; 115341502Swpaul } 115441502Swpaul 115541502Swpaul error = sockargs(&control, msg.msg_control, 115641502Swpaul msg.msg_controllen, MT_CONTROL); 115741502Swpaul if (error) 115841502Swpaul goto out; 115941502Swpaul 116041502Swpaul error = freebsd32_convert_msg_in(&control); 116141502Swpaul if (error) 116241502Swpaul goto out; 116341502Swpaul } 116441502Swpaul 116541502Swpaul error = kern_sendit(td, uap->s, &msg, uap->flags, control, 116641502Swpaul UIO_USERSPACE); 116741502Swpaul 116841502Swpaulout: 116941502Swpaul free(iov, M_IOV); 117041502Swpaul if (to) 117141502Swpaul free(to, M_SONAME); 117241502Swpaul return (error); 117341502Swpaul} 117441502Swpaul 117541502Swpaulint 117641502Swpaulfreebsd32_recvfrom(struct thread *td, 117741502Swpaul struct freebsd32_recvfrom_args *uap) 117841502Swpaul{ 117941502Swpaul struct msghdr msg; 118041502Swpaul struct iovec aiov; 118141502Swpaul int error; 118241502Swpaul 118341502Swpaul if (uap->fromlenaddr) { 118441502Swpaul error = copyin(PTRIN(uap->fromlenaddr), &msg.msg_namelen, 118541502Swpaul sizeof(msg.msg_namelen)); 118641502Swpaul if (error) 118741502Swpaul return (error); 118841502Swpaul } else { 118941502Swpaul msg.msg_namelen = 0; 119041502Swpaul } 119141502Swpaul 119241502Swpaul msg.msg_name = PTRIN(uap->from); 119341502Swpaul msg.msg_iov = &aiov; 119441502Swpaul msg.msg_iovlen = 1; 119541502Swpaul aiov.iov_base = PTRIN(uap->buf); 119641502Swpaul aiov.iov_len = uap->len; 119741502Swpaul msg.msg_control = NULL; 119841502Swpaul msg.msg_flags = uap->flags; 119941502Swpaul error = kern_recvit(td, uap->s, &msg, UIO_USERSPACE, NULL); 120041502Swpaul if (error == 0 && uap->fromlenaddr) 120141502Swpaul error = copyout(&msg.msg_namelen, PTRIN(uap->fromlenaddr), 120241502Swpaul sizeof (msg.msg_namelen)); 120341502Swpaul return (error); 120441502Swpaul} 120541502Swpaul 120641502Swpaulint 120741502Swpaulfreebsd32_settimeofday(struct thread *td, 120841502Swpaul struct freebsd32_settimeofday_args *uap) 120941502Swpaul{ 121041502Swpaul struct timeval32 tv32; 121141502Swpaul struct timeval tv, *tvp; 121241502Swpaul struct timezone tz, *tzp; 121341502Swpaul int error; 121441502Swpaul 121541502Swpaul if (uap->tv) { 121641502Swpaul error = copyin(uap->tv, &tv32, sizeof(tv32)); 121741502Swpaul if (error) 121842491Swpaul return (error); 121941502Swpaul CP(tv32, tv, tv_sec); 122041502Swpaul CP(tv32, tv, tv_usec); 122141502Swpaul tvp = &tv; 122241502Swpaul } else 122341502Swpaul tvp = NULL; 122441502Swpaul if (uap->tzp) { 122541502Swpaul error = copyin(uap->tzp, &tz, sizeof(tz)); 122641502Swpaul if (error) 122741502Swpaul return (error); 122841502Swpaul tzp = &tz; 122941502Swpaul } else 123041502Swpaul tzp = NULL; 123141502Swpaul return (kern_settimeofday(td, tvp, tzp)); 123241502Swpaul} 123341502Swpaul 123441502Swpaulint 123541502Swpaulfreebsd32_utimes(struct thread *td, struct freebsd32_utimes_args *uap) 123641502Swpaul{ 123741502Swpaul struct timeval32 s32[2]; 123841502Swpaul struct timeval s[2], *sp; 123941502Swpaul int error; 124041502Swpaul 124141502Swpaul if (uap->tptr != NULL) { 124241502Swpaul error = copyin(uap->tptr, s32, sizeof(s32)); 124341502Swpaul if (error) 124441502Swpaul return (error); 124541502Swpaul CP(s32[0], s[0], tv_sec); 124641502Swpaul CP(s32[0], s[0], tv_usec); 124741502Swpaul CP(s32[1], s[1], tv_sec); 124841502Swpaul CP(s32[1], s[1], tv_usec); 124941502Swpaul sp = s; 125041502Swpaul } else 125141502Swpaul sp = NULL; 125241502Swpaul return (kern_utimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE)); 125341502Swpaul} 125441502Swpaul 125541502Swpaulint 125641502Swpaulfreebsd32_lutimes(struct thread *td, struct freebsd32_lutimes_args *uap) 125741502Swpaul{ 125841502Swpaul struct timeval32 s32[2]; 125941502Swpaul struct timeval s[2], *sp; 126041502Swpaul int error; 126141502Swpaul 126241502Swpaul if (uap->tptr != NULL) { 126341502Swpaul error = copyin(uap->tptr, s32, sizeof(s32)); 126441502Swpaul if (error) 126541502Swpaul return (error); 126641502Swpaul CP(s32[0], s[0], tv_sec); 126741502Swpaul CP(s32[0], s[0], tv_usec); 126841502Swpaul CP(s32[1], s[1], tv_sec); 126941502Swpaul CP(s32[1], s[1], tv_usec); 127041502Swpaul sp = s; 127141502Swpaul } else 127241502Swpaul sp = NULL; 127341502Swpaul return (kern_lutimes(td, uap->path, UIO_USERSPACE, sp, UIO_SYSSPACE)); 127441502Swpaul} 127541502Swpaul 127641502Swpaulint 127741502Swpaulfreebsd32_futimes(struct thread *td, struct freebsd32_futimes_args *uap) 127841502Swpaul{ 127941502Swpaul struct timeval32 s32[2]; 128042491Swpaul struct timeval s[2], *sp; 128141502Swpaul int error; 128241502Swpaul 128341502Swpaul if (uap->tptr != NULL) { 128441502Swpaul error = copyin(uap->tptr, s32, sizeof(s32)); 128541502Swpaul if (error) 128641502Swpaul return (error); 128741502Swpaul CP(s32[0], s[0], tv_sec); 128841502Swpaul CP(s32[0], s[0], tv_usec); 128942048Swpaul CP(s32[1], s[1], tv_sec); 129042048Swpaul CP(s32[1], s[1], tv_usec); 129142048Swpaul sp = s; 129242048Swpaul } else 129342048Swpaul sp = NULL; 129442048Swpaul return (kern_futimes(td, uap->fd, sp, UIO_SYSSPACE)); 129542048Swpaul} 129642048Swpaul 129742048Swpaulint 129841502Swpaulfreebsd32_futimesat(struct thread *td, struct freebsd32_futimesat_args *uap) 129941502Swpaul{ 130041502Swpaul struct timeval32 s32[2]; 130141502Swpaul struct timeval s[2], *sp; 130241502Swpaul int error; 130341502Swpaul 130441502Swpaul if (uap->times != NULL) { 130541502Swpaul error = copyin(uap->times, s32, sizeof(s32)); 130642260Swpaul if (error) 130742491Swpaul return (error); 130841502Swpaul CP(s32[0], s[0], tv_sec); 130941502Swpaul CP(s32[0], s[0], tv_usec); 131041502Swpaul CP(s32[1], s[1], tv_sec); 131141502Swpaul CP(s32[1], s[1], tv_usec); 131241502Swpaul sp = s; 131341502Swpaul } else 131441502Swpaul sp = NULL; 131541502Swpaul return (kern_utimesat(td, uap->fd, uap->path, UIO_USERSPACE, 131641502Swpaul sp, UIO_SYSSPACE)); 131741502Swpaul} 131841502Swpaul 131941502Swpaulint 132041502Swpaulfreebsd32_adjtime(struct thread *td, struct freebsd32_adjtime_args *uap) 132141502Swpaul{ 132241502Swpaul struct timeval32 tv32; 132341502Swpaul struct timeval delta, olddelta, *deltap; 132441502Swpaul int error; 132541502Swpaul 132641502Swpaul if (uap->delta) { 132741502Swpaul error = copyin(uap->delta, &tv32, sizeof(tv32)); 132841502Swpaul if (error) 132941502Swpaul return (error); 133041502Swpaul CP(tv32, delta, tv_sec); 133141502Swpaul CP(tv32, delta, tv_usec); 133241502Swpaul deltap = δ 133341502Swpaul } else 133441502Swpaul deltap = NULL; 133541502Swpaul error = kern_adjtime(td, deltap, &olddelta); 133641502Swpaul if (uap->olddelta && error == 0) { 133741502Swpaul CP(olddelta, tv32, tv_sec); 133841502Swpaul CP(olddelta, tv32, tv_usec); 133941502Swpaul error = copyout(&tv32, uap->olddelta, sizeof(tv32)); 134041502Swpaul } 134141502Swpaul return (error); 134241502Swpaul} 134341502Swpaul 134441502Swpaul#ifdef COMPAT_FREEBSD4 134541502Swpaulint 134641502Swpaulfreebsd4_freebsd32_statfs(struct thread *td, struct freebsd4_freebsd32_statfs_args *uap) 134741502Swpaul{ 134841502Swpaul struct statfs32 s32; 134941502Swpaul struct statfs s; 135041502Swpaul int error; 135141502Swpaul 135241502Swpaul error = kern_statfs(td, uap->path, UIO_USERSPACE, &s); 135341502Swpaul if (error) 135441502Swpaul return (error); 135541502Swpaul copy_statfs(&s, &s32); 135641502Swpaul return (copyout(&s32, uap->buf, sizeof(s32))); 135741502Swpaul} 135841502Swpaul#endif 135941502Swpaul 136041502Swpaul#ifdef COMPAT_FREEBSD4 136141502Swpaulint 136241502Swpaulfreebsd4_freebsd32_fstatfs(struct thread *td, struct freebsd4_freebsd32_fstatfs_args *uap) 136341502Swpaul{ 136441502Swpaul struct statfs32 s32; 136541502Swpaul struct statfs s; 136641502Swpaul int error; 136741502Swpaul 136841502Swpaul error = kern_fstatfs(td, uap->fd, &s); 136941502Swpaul if (error) 137041502Swpaul return (error); 137141502Swpaul copy_statfs(&s, &s32); 137241502Swpaul return (copyout(&s32, uap->buf, sizeof(s32))); 137341502Swpaul} 137441502Swpaul#endif 137541502Swpaul 137641502Swpaul#ifdef COMPAT_FREEBSD4 137741502Swpaulint 137841502Swpaulfreebsd4_freebsd32_fhstatfs(struct thread *td, struct freebsd4_freebsd32_fhstatfs_args *uap) 137941502Swpaul{ 138041502Swpaul struct statfs32 s32; 138141502Swpaul struct statfs s; 138241502Swpaul fhandle_t fh; 138341502Swpaul int error; 138441502Swpaul 138542491Swpaul if ((error = copyin(uap->u_fhp, &fh, sizeof(fhandle_t))) != 0) 138641502Swpaul return (error); 138741502Swpaul error = kern_fhstatfs(td, fh, &s); 138841502Swpaul if (error) 138941502Swpaul return (error); 139041502Swpaul copy_statfs(&s, &s32); 139141502Swpaul return (copyout(&s32, uap->buf, sizeof(s32))); 139241502Swpaul} 139341502Swpaul#endif 139441502Swpaul 139541502Swpaulint 139641502Swpaulfreebsd32_pread(struct thread *td, struct freebsd32_pread_args *uap) 139741502Swpaul{ 139841502Swpaul struct pread_args ap; 139941502Swpaul 140041502Swpaul ap.fd = uap->fd; 140141502Swpaul ap.buf = uap->buf; 140241502Swpaul ap.nbyte = uap->nbyte; 140341502Swpaul ap.offset = PAIR32TO64(off_t,uap->offset); 140441502Swpaul return (pread(td, &ap)); 140541502Swpaul} 140641502Swpaul 140741502Swpaulint 140841502Swpaulfreebsd32_pwrite(struct thread *td, struct freebsd32_pwrite_args *uap) 140941502Swpaul{ 141041502Swpaul struct pwrite_args ap; 141141502Swpaul 141241502Swpaul ap.fd = uap->fd; 141341502Swpaul ap.buf = uap->buf; 141441502Swpaul ap.nbyte = uap->nbyte; 141541502Swpaul ap.offset = PAIR32TO64(off_t,uap->offset); 141641502Swpaul return (pwrite(td, &ap)); 141741502Swpaul} 141841502Swpaul 141941502Swpaulint 142041502Swpaulfreebsd32_lseek(struct thread *td, struct freebsd32_lseek_args *uap) 142141502Swpaul{ 142241502Swpaul int error; 142341502Swpaul struct lseek_args ap; 142441502Swpaul off_t pos; 142541502Swpaul 142641502Swpaul ap.fd = uap->fd; 142741502Swpaul ap.offset = PAIR32TO64(off_t,uap->offset); 142841502Swpaul ap.whence = uap->whence; 142941502Swpaul error = lseek(td, &ap); 143041502Swpaul /* Expand the quad return into two parts for eax and edx */ 143141502Swpaul pos = *(off_t *)(td->td_retval); 143241502Swpaul td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */ 143341502Swpaul td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */ 143441502Swpaul return error; 143541502Swpaul} 143641502Swpaul 143741502Swpaulint 143841502Swpaulfreebsd32_truncate(struct thread *td, struct freebsd32_truncate_args *uap) 143941502Swpaul{ 144041502Swpaul struct truncate_args ap; 144141502Swpaul 144241502Swpaul ap.path = uap->path; 144341502Swpaul ap.length = PAIR32TO64(off_t,uap->length); 144441502Swpaul return (truncate(td, &ap)); 144541502Swpaul} 144641502Swpaul 144741502Swpaulint 144841502Swpaulfreebsd32_ftruncate(struct thread *td, struct freebsd32_ftruncate_args *uap) 144941502Swpaul{ 145041502Swpaul struct ftruncate_args ap; 145141502Swpaul 145241502Swpaul ap.fd = uap->fd; 145341502Swpaul ap.length = PAIR32TO64(off_t,uap->length); 145441502Swpaul return (ftruncate(td, &ap)); 145541502Swpaul} 145641502Swpaul 145741502Swpaul#ifdef COMPAT_43 145841502Swpaulint 145941502Swpaulofreebsd32_getdirentries(struct thread *td, 146041502Swpaul struct ofreebsd32_getdirentries_args *uap) 146141502Swpaul{ 146241502Swpaul struct ogetdirentries_args ap; 146341502Swpaul int error; 146441502Swpaul long loff; 146541502Swpaul int32_t loff_cut; 146641502Swpaul 146741502Swpaul ap.fd = uap->fd; 146841502Swpaul ap.buf = uap->buf; 146941502Swpaul ap.count = uap->count; 147041502Swpaul ap.basep = NULL; 147141502Swpaul error = kern_ogetdirentries(td, &ap, &loff); 147241502Swpaul if (error == 0) { 147341502Swpaul loff_cut = loff; 147441502Swpaul error = copyout(&loff_cut, uap->basep, sizeof(int32_t)); 147541502Swpaul } 147641502Swpaul return (error); 147741502Swpaul} 147841502Swpaul#endif 147941502Swpaul 148041502Swpaulint 148141502Swpaulfreebsd32_getdirentries(struct thread *td, 148241502Swpaul struct freebsd32_getdirentries_args *uap) 148341502Swpaul{ 148441502Swpaul long base; 148541502Swpaul int32_t base32; 148641502Swpaul int error; 148741502Swpaul 148841502Swpaul error = kern_getdirentries(td, uap->fd, uap->buf, uap->count, &base); 148941502Swpaul if (error) 149041502Swpaul return (error); 149141502Swpaul if (uap->basep != NULL) { 149241502Swpaul base32 = base; 149341502Swpaul error = copyout(&base32, uap->basep, sizeof(int32_t)); 149441502Swpaul } 149541502Swpaul return (error); 149641502Swpaul} 149741502Swpaul 149841502Swpaul#ifdef COMPAT_FREEBSD6 149941502Swpaul/* versions with the 'int pad' argument */ 150041502Swpaulint 150141502Swpaulfreebsd6_freebsd32_pread(struct thread *td, struct freebsd6_freebsd32_pread_args *uap) 150241502Swpaul{ 150341502Swpaul struct pread_args ap; 150441502Swpaul 150541502Swpaul ap.fd = uap->fd; 150641502Swpaul ap.buf = uap->buf; 150741502Swpaul ap.nbyte = uap->nbyte; 150841502Swpaul ap.offset = PAIR32TO64(off_t,uap->offset); 150941502Swpaul return (pread(td, &ap)); 151041502Swpaul} 151141502Swpaul 151241502Swpaulint 151341502Swpaulfreebsd6_freebsd32_pwrite(struct thread *td, struct freebsd6_freebsd32_pwrite_args *uap) 151441502Swpaul{ 151541502Swpaul struct pwrite_args ap; 151641502Swpaul 151741502Swpaul ap.fd = uap->fd; 151841502Swpaul ap.buf = uap->buf; 151941502Swpaul ap.nbyte = uap->nbyte; 152041502Swpaul ap.offset = PAIR32TO64(off_t,uap->offset); 152141502Swpaul return (pwrite(td, &ap)); 152241502Swpaul} 152341502Swpaul 152441502Swpaulint 152541502Swpaulfreebsd6_freebsd32_lseek(struct thread *td, struct freebsd6_freebsd32_lseek_args *uap) 152641502Swpaul{ 152741502Swpaul int error; 152841502Swpaul struct lseek_args ap; 152941502Swpaul off_t pos; 153041502Swpaul 153141502Swpaul ap.fd = uap->fd; 153241502Swpaul ap.offset = PAIR32TO64(off_t,uap->offset); 153341502Swpaul ap.whence = uap->whence; 153441502Swpaul error = lseek(td, &ap); 153541502Swpaul /* Expand the quad return into two parts for eax and edx */ 153641502Swpaul pos = *(off_t *)(td->td_retval); 153741502Swpaul td->td_retval[RETVAL_LO] = pos & 0xffffffff; /* %eax */ 153841502Swpaul td->td_retval[RETVAL_HI] = pos >> 32; /* %edx */ 153941502Swpaul return error; 154041502Swpaul} 154141502Swpaul 154241502Swpaulint 154341502Swpaulfreebsd6_freebsd32_truncate(struct thread *td, struct freebsd6_freebsd32_truncate_args *uap) 154441502Swpaul{ 154541502Swpaul struct truncate_args ap; 154641502Swpaul 154741502Swpaul ap.path = uap->path; 154841502Swpaul ap.length = PAIR32TO64(off_t,uap->length); 154941502Swpaul return (truncate(td, &ap)); 155041502Swpaul} 155141502Swpaul 155241502Swpaulint 155341502Swpaulfreebsd6_freebsd32_ftruncate(struct thread *td, struct freebsd6_freebsd32_ftruncate_args *uap) 155441502Swpaul{ 155541502Swpaul struct ftruncate_args ap; 155641502Swpaul 155741502Swpaul ap.fd = uap->fd; 155841502Swpaul ap.length = PAIR32TO64(off_t,uap->length); 155941502Swpaul return (ftruncate(td, &ap)); 156041502Swpaul} 156141502Swpaul#endif /* COMPAT_FREEBSD6 */ 156241502Swpaul 156341502Swpaulstruct sf_hdtr32 { 156441502Swpaul uint32_t headers; 156541502Swpaul int hdr_cnt; 156641502Swpaul uint32_t trailers; 156742491Swpaul int trl_cnt; 156841502Swpaul}; 156941502Swpaul 157041502Swpaulstatic int 157141502Swpaulfreebsd32_do_sendfile(struct thread *td, 157241502Swpaul struct freebsd32_sendfile_args *uap, int compat) 157341502Swpaul{ 157441502Swpaul struct sendfile_args ap; 157541502Swpaul struct sf_hdtr32 hdtr32; 157641502Swpaul struct sf_hdtr hdtr; 157741502Swpaul struct uio *hdr_uio, *trl_uio; 157841502Swpaul struct iovec32 *iov32; 157941502Swpaul int error; 158041502Swpaul 158141502Swpaul hdr_uio = trl_uio = NULL; 158241502Swpaul 158341502Swpaul ap.fd = uap->fd; 158441502Swpaul ap.s = uap->s; 158541502Swpaul ap.offset = PAIR32TO64(off_t,uap->offset); 158641502Swpaul ap.nbytes = uap->nbytes; 158741502Swpaul ap.hdtr = (struct sf_hdtr *)uap->hdtr; /* XXX not used */ 158841502Swpaul ap.sbytes = uap->sbytes; 158941502Swpaul ap.flags = uap->flags; 159041502Swpaul 159141502Swpaul if (uap->hdtr != NULL) { 159241502Swpaul error = copyin(uap->hdtr, &hdtr32, sizeof(hdtr32)); 159341502Swpaul if (error) 159441502Swpaul goto out; 159541502Swpaul PTRIN_CP(hdtr32, hdtr, headers); 159641502Swpaul CP(hdtr32, hdtr, hdr_cnt); 159741502Swpaul PTRIN_CP(hdtr32, hdtr, trailers); 159841502Swpaul CP(hdtr32, hdtr, trl_cnt); 159941502Swpaul 160041502Swpaul if (hdtr.headers != NULL) { 160141502Swpaul iov32 = PTRIN(hdtr32.headers); 160241502Swpaul error = freebsd32_copyinuio(iov32, 160341502Swpaul hdtr32.hdr_cnt, &hdr_uio); 160441502Swpaul if (error) 160541502Swpaul goto out; 160641502Swpaul } 160741502Swpaul if (hdtr.trailers != NULL) { 160841502Swpaul iov32 = PTRIN(hdtr32.trailers); 160941502Swpaul error = freebsd32_copyinuio(iov32, 161041502Swpaul hdtr32.trl_cnt, &trl_uio); 161141502Swpaul if (error) 161241502Swpaul goto out; 161341502Swpaul } 161441502Swpaul } 161541502Swpaul 161641502Swpaul error = kern_sendfile(td, &ap, hdr_uio, trl_uio, compat); 161741502Swpaulout: 161841502Swpaul if (hdr_uio) 161941502Swpaul free(hdr_uio, M_IOV); 162041502Swpaul if (trl_uio) 162141502Swpaul free(trl_uio, M_IOV); 162241502Swpaul return (error); 162341502Swpaul} 162441502Swpaul 162541502Swpaul#ifdef COMPAT_FREEBSD4 162641502Swpaulint 162741502Swpaulfreebsd4_freebsd32_sendfile(struct thread *td, 162842491Swpaul struct freebsd4_freebsd32_sendfile_args *uap) 162942491Swpaul{ 163041502Swpaul return (freebsd32_do_sendfile(td, 163141502Swpaul (struct freebsd32_sendfile_args *)uap, 1)); 163241502Swpaul} 163341526Swpaul#endif 163441526Swpaul 163541526Swpaulint 163641526Swpaulfreebsd32_sendfile(struct thread *td, struct freebsd32_sendfile_args *uap) 163741526Swpaul{ 163841502Swpaul 163941502Swpaul return (freebsd32_do_sendfile(td, uap, 0)); 164042491Swpaul} 164141502Swpaul 164241502Swpaulstatic void 164341502Swpaulcopy_stat(struct stat *in, struct stat32 *out) 164441502Swpaul{ 164541502Swpaul 164641502Swpaul CP(*in, *out, st_dev); 164741502Swpaul CP(*in, *out, st_ino); 164841502Swpaul CP(*in, *out, st_mode); 164941502Swpaul CP(*in, *out, st_nlink); 165041502Swpaul CP(*in, *out, st_uid); 165141502Swpaul CP(*in, *out, st_gid); 165241502Swpaul CP(*in, *out, st_rdev); 165341502Swpaul TS_CP(*in, *out, st_atim); 165441502Swpaul TS_CP(*in, *out, st_mtim); 165541502Swpaul TS_CP(*in, *out, st_ctim); 165641502Swpaul CP(*in, *out, st_size); 165741502Swpaul CP(*in, *out, st_blocks); 165841502Swpaul CP(*in, *out, st_blksize); 165941502Swpaul CP(*in, *out, st_flags); 166041502Swpaul CP(*in, *out, st_gen); 166141502Swpaul TS_CP(*in, *out, st_birthtim); 166241502Swpaul} 166341502Swpaul 166441502Swpaul#ifdef COMPAT_43 166541502Swpaulstatic void 166641502Swpaulcopy_ostat(struct stat *in, struct ostat32 *out) 166741502Swpaul{ 166841502Swpaul 166941502Swpaul CP(*in, *out, st_dev); 167041502Swpaul CP(*in, *out, st_ino); 167141502Swpaul CP(*in, *out, st_mode); 167241502Swpaul CP(*in, *out, st_nlink); 167341502Swpaul CP(*in, *out, st_uid); 167441502Swpaul CP(*in, *out, st_gid); 167541502Swpaul CP(*in, *out, st_rdev); 167641502Swpaul CP(*in, *out, st_size); 167741502Swpaul TS_CP(*in, *out, st_atim); 167841502Swpaul TS_CP(*in, *out, st_mtim); 167941502Swpaul TS_CP(*in, *out, st_ctim); 168041502Swpaul CP(*in, *out, st_blksize); 168141502Swpaul CP(*in, *out, st_blocks); 168241502Swpaul CP(*in, *out, st_flags); 168341502Swpaul CP(*in, *out, st_gen); 168441502Swpaul} 168541502Swpaul#endif 168641502Swpaul 168741502Swpaulint 168841502Swpaulfreebsd32_stat(struct thread *td, struct freebsd32_stat_args *uap) 168941502Swpaul{ 169041502Swpaul struct stat sb; 169141502Swpaul struct stat32 sb32; 169241502Swpaul int error; 169341502Swpaul 169441502Swpaul error = kern_stat(td, uap->path, UIO_USERSPACE, &sb); 169541502Swpaul if (error) 169641502Swpaul return (error); 169741502Swpaul copy_stat(&sb, &sb32); 169841502Swpaul error = copyout(&sb32, uap->ub, sizeof (sb32)); 169941502Swpaul return (error); 170041502Swpaul} 170141502Swpaul 170241502Swpaul#ifdef COMPAT_43 170341502Swpaulint 170441502Swpaulofreebsd32_stat(struct thread *td, struct ofreebsd32_stat_args *uap) 170541502Swpaul{ 170641502Swpaul struct stat sb; 170741502Swpaul struct ostat32 sb32; 170841502Swpaul int error; 170941502Swpaul 171041502Swpaul error = kern_stat(td, uap->path, UIO_USERSPACE, &sb); 171141502Swpaul if (error) 171241502Swpaul return (error); 171341502Swpaul copy_ostat(&sb, &sb32); 171441502Swpaul error = copyout(&sb32, uap->ub, sizeof (sb32)); 171541502Swpaul return (error); 171641502Swpaul} 171741502Swpaul#endif 171841502Swpaul 171941502Swpaulint 172041502Swpaulfreebsd32_fstat(struct thread *td, struct freebsd32_fstat_args *uap) 172141502Swpaul{ 172241502Swpaul struct stat ub; 172341502Swpaul struct stat32 ub32; 172441502Swpaul int error; 172541502Swpaul 172641502Swpaul error = kern_fstat(td, uap->fd, &ub); 172741502Swpaul if (error) 172841502Swpaul return (error); 172941502Swpaul copy_stat(&ub, &ub32); 173041502Swpaul error = copyout(&ub32, uap->ub, sizeof(ub32)); 173141502Swpaul return (error); 173241502Swpaul} 173341502Swpaul 173441502Swpaul#ifdef COMPAT_43 173541502Swpaulint 173641502Swpaulofreebsd32_fstat(struct thread *td, struct ofreebsd32_fstat_args *uap) 173741502Swpaul{ 173841502Swpaul struct stat ub; 173941502Swpaul struct ostat32 ub32; 174041502Swpaul int error; 174141502Swpaul 174241502Swpaul error = kern_fstat(td, uap->fd, &ub); 174341502Swpaul if (error) 174441502Swpaul return (error); 174541502Swpaul copy_ostat(&ub, &ub32); 174641502Swpaul error = copyout(&ub32, uap->ub, sizeof(ub32)); 174741502Swpaul return (error); 174841502Swpaul} 174941502Swpaul#endif 175041502Swpaul 175141502Swpaulint 175241502Swpaulfreebsd32_fstatat(struct thread *td, struct freebsd32_fstatat_args *uap) 175341502Swpaul{ 175441502Swpaul struct stat ub; 175541502Swpaul struct stat32 ub32; 175641502Swpaul int error; 175741502Swpaul 175841502Swpaul error = kern_statat(td, uap->flag, uap->fd, uap->path, UIO_USERSPACE, &ub); 175941502Swpaul if (error) 176041502Swpaul return (error); 176141502Swpaul copy_stat(&ub, &ub32); 176241502Swpaul error = copyout(&ub32, uap->buf, sizeof(ub32)); 176341502Swpaul return (error); 176441502Swpaul} 176541502Swpaul 176641502Swpaulint 176741502Swpaulfreebsd32_lstat(struct thread *td, struct freebsd32_lstat_args *uap) 176841502Swpaul{ 176941502Swpaul struct stat sb; 177041502Swpaul struct stat32 sb32; 177141502Swpaul int error; 177241502Swpaul 177341502Swpaul error = kern_lstat(td, uap->path, UIO_USERSPACE, &sb); 177441502Swpaul if (error) 177541502Swpaul return (error); 177641502Swpaul copy_stat(&sb, &sb32); 177741502Swpaul error = copyout(&sb32, uap->ub, sizeof (sb32)); 177841502Swpaul return (error); 177941502Swpaul} 178041502Swpaul 178141502Swpaul#ifdef COMPAT_43 178241502Swpaulint 178341502Swpaulofreebsd32_lstat(struct thread *td, struct ofreebsd32_lstat_args *uap) 178441502Swpaul{ 178541502Swpaul struct stat sb; 178641502Swpaul struct ostat32 sb32; 178741502Swpaul int error; 178841502Swpaul 178941502Swpaul error = kern_lstat(td, uap->path, UIO_USERSPACE, &sb); 179041502Swpaul if (error) 179141502Swpaul return (error); 179241502Swpaul copy_ostat(&sb, &sb32); 179341502Swpaul error = copyout(&sb32, uap->ub, sizeof (sb32)); 179441502Swpaul return (error); 179541502Swpaul} 179641502Swpaul#endif 179741502Swpaul 179841502Swpaulint 179941502Swpaulfreebsd32_sysctl(struct thread *td, struct freebsd32_sysctl_args *uap) 180041502Swpaul{ 180141502Swpaul int error, name[CTL_MAXNAME]; 180241502Swpaul size_t j, oldlen; 180341502Swpaul 180441502Swpaul if (uap->namelen > CTL_MAXNAME || uap->namelen < 2) 180541502Swpaul return (EINVAL); 180641502Swpaul error = copyin(uap->name, name, uap->namelen * sizeof(int)); 180741502Swpaul if (error) 180841502Swpaul return (error); 180941502Swpaul if (uap->oldlenp) 181041502Swpaul oldlen = fuword32(uap->oldlenp); 181141502Swpaul else 181241502Swpaul oldlen = 0; 181341502Swpaul error = userland_sysctl(td, name, uap->namelen, 181441502Swpaul uap->old, &oldlen, 1, 181541502Swpaul uap->new, uap->newlen, &j, SCTL_MASK32); 181641502Swpaul if (error && error != ENOMEM) 181741502Swpaul return (error); 181841502Swpaul if (uap->oldlenp) 181941502Swpaul suword32(uap->oldlenp, j); 182041502Swpaul return (0); 182141502Swpaul} 182241502Swpaul 182341502Swpaulint 182441502Swpaulfreebsd32_jail(struct thread *td, struct freebsd32_jail_args *uap) 182541502Swpaul{ 182641502Swpaul uint32_t version; 182741502Swpaul int error; 182841502Swpaul struct jail j; 182941502Swpaul 183041502Swpaul error = copyin(uap->jail, &version, sizeof(uint32_t)); 183141502Swpaul if (error) 183241502Swpaul return (error); 183341502Swpaul 183441502Swpaul switch (version) { 183541502Swpaul case 0: 183641502Swpaul { 183741502Swpaul /* FreeBSD single IPv4 jails. */ 183841502Swpaul struct jail32_v0 j32_v0; 183941502Swpaul 184041502Swpaul bzero(&j, sizeof(struct jail)); 184141502Swpaul error = copyin(uap->jail, &j32_v0, sizeof(struct jail32_v0)); 184241502Swpaul if (error) 184341502Swpaul return (error); 184441502Swpaul CP(j32_v0, j, version); 184541502Swpaul PTRIN_CP(j32_v0, j, path); 184641502Swpaul PTRIN_CP(j32_v0, j, hostname); 184741502Swpaul j.ip4s = j32_v0.ip_number; 184841502Swpaul break; 184941502Swpaul } 185041502Swpaul 185141502Swpaul case 1: 185241502Swpaul /* 185341502Swpaul * Version 1 was used by multi-IPv4 jail implementations 185441502Swpaul * that never made it into the official kernel. 185541502Swpaul */ 185641502Swpaul return (EINVAL); 185741502Swpaul 185841502Swpaul case 2: /* JAIL_API_VERSION */ 185941502Swpaul { 186041502Swpaul /* FreeBSD multi-IPv4/IPv6,noIP jails. */ 186141502Swpaul struct jail32 j32; 186241502Swpaul 186341502Swpaul error = copyin(uap->jail, &j32, sizeof(struct jail32)); 186441502Swpaul if (error) 186541502Swpaul return (error); 186641502Swpaul CP(j32, j, version); 186741502Swpaul PTRIN_CP(j32, j, path); 186841502Swpaul PTRIN_CP(j32, j, hostname); 186941502Swpaul PTRIN_CP(j32, j, jailname); 187041502Swpaul CP(j32, j, ip4s); 187141502Swpaul CP(j32, j, ip6s); 187241502Swpaul PTRIN_CP(j32, j, ip4); 187341502Swpaul PTRIN_CP(j32, j, ip6); 187441502Swpaul break; 187541502Swpaul } 187641502Swpaul 187741502Swpaul default: 187841502Swpaul /* Sci-Fi jails are not supported, sorry. */ 187941502Swpaul return (EINVAL); 188041502Swpaul } 188141502Swpaul return (kern_jail(td, &j)); 188241502Swpaul} 188341502Swpaul 188441502Swpaulint 188541502Swpaulfreebsd32_jail_set(struct thread *td, struct freebsd32_jail_set_args *uap) 188641502Swpaul{ 188741502Swpaul struct uio *auio; 188841502Swpaul int error; 188941502Swpaul 189041502Swpaul /* Check that we have an even number of iovecs. */ 189141502Swpaul if (uap->iovcnt & 1) 189241502Swpaul return (EINVAL); 189341502Swpaul 189441502Swpaul error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 189541502Swpaul if (error) 189641502Swpaul return (error); 189741502Swpaul error = kern_jail_set(td, auio, uap->flags); 189841502Swpaul free(auio, M_IOV); 189941502Swpaul return (error); 190041502Swpaul} 190141502Swpaul 190241502Swpaulint 190341502Swpaulfreebsd32_jail_get(struct thread *td, struct freebsd32_jail_get_args *uap) 190441502Swpaul{ 190541502Swpaul struct iovec32 iov32; 190641502Swpaul struct uio *auio; 190741502Swpaul int error, i; 190841502Swpaul 190941502Swpaul /* Check that we have an even number of iovecs. */ 191041502Swpaul if (uap->iovcnt & 1) 191141502Swpaul return (EINVAL); 191241502Swpaul 191341502Swpaul error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 191441502Swpaul if (error) 191541502Swpaul return (error); 191641502Swpaul error = kern_jail_get(td, auio, uap->flags); 191741502Swpaul if (error == 0) 191841502Swpaul for (i = 0; i < uap->iovcnt; i++) { 191941502Swpaul PTROUT_CP(auio->uio_iov[i], iov32, iov_base); 192041502Swpaul CP(auio->uio_iov[i], iov32, iov_len); 192141502Swpaul error = copyout(&iov32, uap->iovp + i, sizeof(iov32)); 192241502Swpaul if (error != 0) 192341502Swpaul break; 192441502Swpaul } 192541502Swpaul free(auio, M_IOV); 192641502Swpaul return (error); 192741502Swpaul} 192841502Swpaul 192941502Swpaulint 193041502Swpaulfreebsd32_sigaction(struct thread *td, struct freebsd32_sigaction_args *uap) 193141502Swpaul{ 193241502Swpaul struct sigaction32 s32; 193341502Swpaul struct sigaction sa, osa, *sap; 193441502Swpaul int error; 193541502Swpaul 193641502Swpaul if (uap->act) { 193741502Swpaul error = copyin(uap->act, &s32, sizeof(s32)); 193841502Swpaul if (error) 193941502Swpaul return (error); 194041502Swpaul sa.sa_handler = PTRIN(s32.sa_u); 194141502Swpaul CP(s32, sa, sa_flags); 194241502Swpaul CP(s32, sa, sa_mask); 194341502Swpaul sap = &sa; 194441502Swpaul } else 194541502Swpaul sap = NULL; 194641502Swpaul error = kern_sigaction(td, uap->sig, sap, &osa, 0); 194741502Swpaul if (error == 0 && uap->oact != NULL) { 194841502Swpaul s32.sa_u = PTROUT(osa.sa_handler); 194941502Swpaul CP(osa, s32, sa_flags); 195041502Swpaul CP(osa, s32, sa_mask); 195141502Swpaul error = copyout(&s32, uap->oact, sizeof(s32)); 195241502Swpaul } 195341502Swpaul return (error); 195441502Swpaul} 195541502Swpaul 195641502Swpaul#ifdef COMPAT_FREEBSD4 195741502Swpaulint 195841502Swpaulfreebsd4_freebsd32_sigaction(struct thread *td, 1959 struct freebsd4_freebsd32_sigaction_args *uap) 1960{ 1961 struct sigaction32 s32; 1962 struct sigaction sa, osa, *sap; 1963 int error; 1964 1965 if (uap->act) { 1966 error = copyin(uap->act, &s32, sizeof(s32)); 1967 if (error) 1968 return (error); 1969 sa.sa_handler = PTRIN(s32.sa_u); 1970 CP(s32, sa, sa_flags); 1971 CP(s32, sa, sa_mask); 1972 sap = &sa; 1973 } else 1974 sap = NULL; 1975 error = kern_sigaction(td, uap->sig, sap, &osa, KSA_FREEBSD4); 1976 if (error == 0 && uap->oact != NULL) { 1977 s32.sa_u = PTROUT(osa.sa_handler); 1978 CP(osa, s32, sa_flags); 1979 CP(osa, s32, sa_mask); 1980 error = copyout(&s32, uap->oact, sizeof(s32)); 1981 } 1982 return (error); 1983} 1984#endif 1985 1986#ifdef COMPAT_43 1987struct osigaction32 { 1988 u_int32_t sa_u; 1989 osigset_t sa_mask; 1990 int sa_flags; 1991}; 1992 1993#define ONSIG 32 1994 1995int 1996ofreebsd32_sigaction(struct thread *td, 1997 struct ofreebsd32_sigaction_args *uap) 1998{ 1999 struct osigaction32 s32; 2000 struct sigaction sa, osa, *sap; 2001 int error; 2002 2003 if (uap->signum <= 0 || uap->signum >= ONSIG) 2004 return (EINVAL); 2005 2006 if (uap->nsa) { 2007 error = copyin(uap->nsa, &s32, sizeof(s32)); 2008 if (error) 2009 return (error); 2010 sa.sa_handler = PTRIN(s32.sa_u); 2011 CP(s32, sa, sa_flags); 2012 OSIG2SIG(s32.sa_mask, sa.sa_mask); 2013 sap = &sa; 2014 } else 2015 sap = NULL; 2016 error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET); 2017 if (error == 0 && uap->osa != NULL) { 2018 s32.sa_u = PTROUT(osa.sa_handler); 2019 CP(osa, s32, sa_flags); 2020 SIG2OSIG(osa.sa_mask, s32.sa_mask); 2021 error = copyout(&s32, uap->osa, sizeof(s32)); 2022 } 2023 return (error); 2024} 2025 2026int 2027ofreebsd32_sigprocmask(struct thread *td, 2028 struct ofreebsd32_sigprocmask_args *uap) 2029{ 2030 sigset_t set, oset; 2031 int error; 2032 2033 OSIG2SIG(uap->mask, set); 2034 error = kern_sigprocmask(td, uap->how, &set, &oset, SIGPROCMASK_OLD); 2035 SIG2OSIG(oset, td->td_retval[0]); 2036 return (error); 2037} 2038 2039int 2040ofreebsd32_sigpending(struct thread *td, 2041 struct ofreebsd32_sigpending_args *uap) 2042{ 2043 struct proc *p = td->td_proc; 2044 sigset_t siglist; 2045 2046 PROC_LOCK(p); 2047 siglist = p->p_siglist; 2048 SIGSETOR(siglist, td->td_siglist); 2049 PROC_UNLOCK(p); 2050 SIG2OSIG(siglist, td->td_retval[0]); 2051 return (0); 2052} 2053 2054struct sigvec32 { 2055 u_int32_t sv_handler; 2056 int sv_mask; 2057 int sv_flags; 2058}; 2059 2060int 2061ofreebsd32_sigvec(struct thread *td, 2062 struct ofreebsd32_sigvec_args *uap) 2063{ 2064 struct sigvec32 vec; 2065 struct sigaction sa, osa, *sap; 2066 int error; 2067 2068 if (uap->signum <= 0 || uap->signum >= ONSIG) 2069 return (EINVAL); 2070 2071 if (uap->nsv) { 2072 error = copyin(uap->nsv, &vec, sizeof(vec)); 2073 if (error) 2074 return (error); 2075 sa.sa_handler = PTRIN(vec.sv_handler); 2076 OSIG2SIG(vec.sv_mask, sa.sa_mask); 2077 sa.sa_flags = vec.sv_flags; 2078 sa.sa_flags ^= SA_RESTART; 2079 sap = &sa; 2080 } else 2081 sap = NULL; 2082 error = kern_sigaction(td, uap->signum, sap, &osa, KSA_OSIGSET); 2083 if (error == 0 && uap->osv != NULL) { 2084 vec.sv_handler = PTROUT(osa.sa_handler); 2085 SIG2OSIG(osa.sa_mask, vec.sv_mask); 2086 vec.sv_flags = osa.sa_flags; 2087 vec.sv_flags &= ~SA_NOCLDWAIT; 2088 vec.sv_flags ^= SA_RESTART; 2089 error = copyout(&vec, uap->osv, sizeof(vec)); 2090 } 2091 return (error); 2092} 2093 2094int 2095ofreebsd32_sigblock(struct thread *td, 2096 struct ofreebsd32_sigblock_args *uap) 2097{ 2098 sigset_t set, oset; 2099 2100 OSIG2SIG(uap->mask, set); 2101 kern_sigprocmask(td, SIG_BLOCK, &set, &oset, 0); 2102 SIG2OSIG(oset, td->td_retval[0]); 2103 return (0); 2104} 2105 2106int 2107ofreebsd32_sigsetmask(struct thread *td, 2108 struct ofreebsd32_sigsetmask_args *uap) 2109{ 2110 sigset_t set, oset; 2111 2112 OSIG2SIG(uap->mask, set); 2113 kern_sigprocmask(td, SIG_SETMASK, &set, &oset, 0); 2114 SIG2OSIG(oset, td->td_retval[0]); 2115 return (0); 2116} 2117 2118int 2119ofreebsd32_sigsuspend(struct thread *td, 2120 struct ofreebsd32_sigsuspend_args *uap) 2121{ 2122 sigset_t mask; 2123 2124 OSIG2SIG(uap->mask, mask); 2125 return (kern_sigsuspend(td, mask)); 2126} 2127 2128struct sigstack32 { 2129 u_int32_t ss_sp; 2130 int ss_onstack; 2131}; 2132 2133int 2134ofreebsd32_sigstack(struct thread *td, 2135 struct ofreebsd32_sigstack_args *uap) 2136{ 2137 struct sigstack32 s32; 2138 struct sigstack nss, oss; 2139 int error = 0, unss; 2140 2141 if (uap->nss != NULL) { 2142 error = copyin(uap->nss, &s32, sizeof(s32)); 2143 if (error) 2144 return (error); 2145 nss.ss_sp = PTRIN(s32.ss_sp); 2146 CP(s32, nss, ss_onstack); 2147 unss = 1; 2148 } else { 2149 unss = 0; 2150 } 2151 oss.ss_sp = td->td_sigstk.ss_sp; 2152 oss.ss_onstack = sigonstack(cpu_getstack(td)); 2153 if (unss) { 2154 td->td_sigstk.ss_sp = nss.ss_sp; 2155 td->td_sigstk.ss_size = 0; 2156 td->td_sigstk.ss_flags |= (nss.ss_onstack & SS_ONSTACK); 2157 td->td_pflags |= TDP_ALTSTACK; 2158 } 2159 if (uap->oss != NULL) { 2160 s32.ss_sp = PTROUT(oss.ss_sp); 2161 CP(oss, s32, ss_onstack); 2162 error = copyout(&s32, uap->oss, sizeof(s32)); 2163 } 2164 return (error); 2165} 2166#endif 2167 2168int 2169freebsd32_nanosleep(struct thread *td, struct freebsd32_nanosleep_args *uap) 2170{ 2171 struct timespec32 rmt32, rqt32; 2172 struct timespec rmt, rqt; 2173 int error; 2174 2175 error = copyin(uap->rqtp, &rqt32, sizeof(rqt32)); 2176 if (error) 2177 return (error); 2178 2179 CP(rqt32, rqt, tv_sec); 2180 CP(rqt32, rqt, tv_nsec); 2181 2182 if (uap->rmtp && 2183 !useracc((caddr_t)uap->rmtp, sizeof(rmt), VM_PROT_WRITE)) 2184 return (EFAULT); 2185 error = kern_nanosleep(td, &rqt, &rmt); 2186 if (error && uap->rmtp) { 2187 int error2; 2188 2189 CP(rmt, rmt32, tv_sec); 2190 CP(rmt, rmt32, tv_nsec); 2191 2192 error2 = copyout(&rmt32, uap->rmtp, sizeof(rmt32)); 2193 if (error2) 2194 error = error2; 2195 } 2196 return (error); 2197} 2198 2199int 2200freebsd32_clock_gettime(struct thread *td, 2201 struct freebsd32_clock_gettime_args *uap) 2202{ 2203 struct timespec ats; 2204 struct timespec32 ats32; 2205 int error; 2206 2207 error = kern_clock_gettime(td, uap->clock_id, &ats); 2208 if (error == 0) { 2209 CP(ats, ats32, tv_sec); 2210 CP(ats, ats32, tv_nsec); 2211 error = copyout(&ats32, uap->tp, sizeof(ats32)); 2212 } 2213 return (error); 2214} 2215 2216int 2217freebsd32_clock_settime(struct thread *td, 2218 struct freebsd32_clock_settime_args *uap) 2219{ 2220 struct timespec ats; 2221 struct timespec32 ats32; 2222 int error; 2223 2224 error = copyin(uap->tp, &ats32, sizeof(ats32)); 2225 if (error) 2226 return (error); 2227 CP(ats32, ats, tv_sec); 2228 CP(ats32, ats, tv_nsec); 2229 2230 return (kern_clock_settime(td, uap->clock_id, &ats)); 2231} 2232 2233int 2234freebsd32_clock_getres(struct thread *td, 2235 struct freebsd32_clock_getres_args *uap) 2236{ 2237 struct timespec ts; 2238 struct timespec32 ts32; 2239 int error; 2240 2241 if (uap->tp == NULL) 2242 return (0); 2243 error = kern_clock_getres(td, uap->clock_id, &ts); 2244 if (error == 0) { 2245 CP(ts, ts32, tv_sec); 2246 CP(ts, ts32, tv_nsec); 2247 error = copyout(&ts32, uap->tp, sizeof(ts32)); 2248 } 2249 return (error); 2250} 2251 2252int 2253freebsd32_thr_new(struct thread *td, 2254 struct freebsd32_thr_new_args *uap) 2255{ 2256 struct thr_param32 param32; 2257 struct thr_param param; 2258 int error; 2259 2260 if (uap->param_size < 0 || 2261 uap->param_size > sizeof(struct thr_param32)) 2262 return (EINVAL); 2263 bzero(¶m, sizeof(struct thr_param)); 2264 bzero(¶m32, sizeof(struct thr_param32)); 2265 error = copyin(uap->param, ¶m32, uap->param_size); 2266 if (error != 0) 2267 return (error); 2268 param.start_func = PTRIN(param32.start_func); 2269 param.arg = PTRIN(param32.arg); 2270 param.stack_base = PTRIN(param32.stack_base); 2271 param.stack_size = param32.stack_size; 2272 param.tls_base = PTRIN(param32.tls_base); 2273 param.tls_size = param32.tls_size; 2274 param.child_tid = PTRIN(param32.child_tid); 2275 param.parent_tid = PTRIN(param32.parent_tid); 2276 param.flags = param32.flags; 2277 param.rtp = PTRIN(param32.rtp); 2278 param.spare[0] = PTRIN(param32.spare[0]); 2279 param.spare[1] = PTRIN(param32.spare[1]); 2280 param.spare[2] = PTRIN(param32.spare[2]); 2281 2282 return (kern_thr_new(td, ¶m)); 2283} 2284 2285int 2286freebsd32_thr_suspend(struct thread *td, struct freebsd32_thr_suspend_args *uap) 2287{ 2288 struct timespec32 ts32; 2289 struct timespec ts, *tsp; 2290 int error; 2291 2292 error = 0; 2293 tsp = NULL; 2294 if (uap->timeout != NULL) { 2295 error = copyin((const void *)uap->timeout, (void *)&ts32, 2296 sizeof(struct timespec32)); 2297 if (error != 0) 2298 return (error); 2299 ts.tv_sec = ts32.tv_sec; 2300 ts.tv_nsec = ts32.tv_nsec; 2301 tsp = &ts; 2302 } 2303 return (kern_thr_suspend(td, tsp)); 2304} 2305 2306void 2307siginfo_to_siginfo32(const siginfo_t *src, struct siginfo32 *dst) 2308{ 2309 bzero(dst, sizeof(*dst)); 2310 dst->si_signo = src->si_signo; 2311 dst->si_errno = src->si_errno; 2312 dst->si_code = src->si_code; 2313 dst->si_pid = src->si_pid; 2314 dst->si_uid = src->si_uid; 2315 dst->si_status = src->si_status; 2316 dst->si_addr = (uintptr_t)src->si_addr; 2317 dst->si_value.sigval_int = src->si_value.sival_int; 2318 dst->si_timerid = src->si_timerid; 2319 dst->si_overrun = src->si_overrun; 2320} 2321 2322int 2323freebsd32_sigtimedwait(struct thread *td, struct freebsd32_sigtimedwait_args *uap) 2324{ 2325 struct timespec32 ts32; 2326 struct timespec ts; 2327 struct timespec *timeout; 2328 sigset_t set; 2329 ksiginfo_t ksi; 2330 struct siginfo32 si32; 2331 int error; 2332 2333 if (uap->timeout) { 2334 error = copyin(uap->timeout, &ts32, sizeof(ts32)); 2335 if (error) 2336 return (error); 2337 ts.tv_sec = ts32.tv_sec; 2338 ts.tv_nsec = ts32.tv_nsec; 2339 timeout = &ts; 2340 } else 2341 timeout = NULL; 2342 2343 error = copyin(uap->set, &set, sizeof(set)); 2344 if (error) 2345 return (error); 2346 2347 error = kern_sigtimedwait(td, set, &ksi, timeout); 2348 if (error) 2349 return (error); 2350 2351 if (uap->info) { 2352 siginfo_to_siginfo32(&ksi.ksi_info, &si32); 2353 error = copyout(&si32, uap->info, sizeof(struct siginfo32)); 2354 } 2355 2356 if (error == 0) 2357 td->td_retval[0] = ksi.ksi_signo; 2358 return (error); 2359} 2360 2361/* 2362 * MPSAFE 2363 */ 2364int 2365freebsd32_sigwaitinfo(struct thread *td, struct freebsd32_sigwaitinfo_args *uap) 2366{ 2367 ksiginfo_t ksi; 2368 struct siginfo32 si32; 2369 sigset_t set; 2370 int error; 2371 2372 error = copyin(uap->set, &set, sizeof(set)); 2373 if (error) 2374 return (error); 2375 2376 error = kern_sigtimedwait(td, set, &ksi, NULL); 2377 if (error) 2378 return (error); 2379 2380 if (uap->info) { 2381 siginfo_to_siginfo32(&ksi.ksi_info, &si32); 2382 error = copyout(&si32, uap->info, sizeof(struct siginfo32)); 2383 } 2384 if (error == 0) 2385 td->td_retval[0] = ksi.ksi_signo; 2386 return (error); 2387} 2388 2389int 2390freebsd32_cpuset_setid(struct thread *td, 2391 struct freebsd32_cpuset_setid_args *uap) 2392{ 2393 struct cpuset_setid_args ap; 2394 2395 ap.which = uap->which; 2396 ap.id = PAIR32TO64(id_t,uap->id); 2397 ap.setid = uap->setid; 2398 2399 return (cpuset_setid(td, &ap)); 2400} 2401 2402int 2403freebsd32_cpuset_getid(struct thread *td, 2404 struct freebsd32_cpuset_getid_args *uap) 2405{ 2406 struct cpuset_getid_args ap; 2407 2408 ap.level = uap->level; 2409 ap.which = uap->which; 2410 ap.id = PAIR32TO64(id_t,uap->id); 2411 ap.setid = uap->setid; 2412 2413 return (cpuset_getid(td, &ap)); 2414} 2415 2416int 2417freebsd32_cpuset_getaffinity(struct thread *td, 2418 struct freebsd32_cpuset_getaffinity_args *uap) 2419{ 2420 struct cpuset_getaffinity_args ap; 2421 2422 ap.level = uap->level; 2423 ap.which = uap->which; 2424 ap.id = PAIR32TO64(id_t,uap->id); 2425 ap.cpusetsize = uap->cpusetsize; 2426 ap.mask = uap->mask; 2427 2428 return (cpuset_getaffinity(td, &ap)); 2429} 2430 2431int 2432freebsd32_cpuset_setaffinity(struct thread *td, 2433 struct freebsd32_cpuset_setaffinity_args *uap) 2434{ 2435 struct cpuset_setaffinity_args ap; 2436 2437 ap.level = uap->level; 2438 ap.which = uap->which; 2439 ap.id = PAIR32TO64(id_t,uap->id); 2440 ap.cpusetsize = uap->cpusetsize; 2441 ap.mask = uap->mask; 2442 2443 return (cpuset_setaffinity(td, &ap)); 2444} 2445 2446int 2447freebsd32_nmount(struct thread *td, 2448 struct freebsd32_nmount_args /* { 2449 struct iovec *iovp; 2450 unsigned int iovcnt; 2451 int flags; 2452 } */ *uap) 2453{ 2454 struct uio *auio; 2455 int error; 2456 2457 AUDIT_ARG_FFLAGS(uap->flags); 2458 2459 /* 2460 * Filter out MNT_ROOTFS. We do not want clients of nmount() in 2461 * userspace to set this flag, but we must filter it out if we want 2462 * MNT_UPDATE on the root file system to work. 2463 * MNT_ROOTFS should only be set by the kernel when mounting its 2464 * root file system. 2465 */ 2466 uap->flags &= ~MNT_ROOTFS; 2467 2468 /* 2469 * check that we have an even number of iovec's 2470 * and that we have at least two options. 2471 */ 2472 if ((uap->iovcnt & 1) || (uap->iovcnt < 4)) 2473 return (EINVAL); 2474 2475 error = freebsd32_copyinuio(uap->iovp, uap->iovcnt, &auio); 2476 if (error) 2477 return (error); 2478 error = vfs_donmount(td, uap->flags, auio); 2479 2480 free(auio, M_IOV); 2481 return error; 2482} 2483 2484#if 0 2485int 2486freebsd32_xxx(struct thread *td, struct freebsd32_xxx_args *uap) 2487{ 2488 struct yyy32 *p32, s32; 2489 struct yyy *p = NULL, s; 2490 struct xxx_arg ap; 2491 int error; 2492 2493 if (uap->zzz) { 2494 error = copyin(uap->zzz, &s32, sizeof(s32)); 2495 if (error) 2496 return (error); 2497 /* translate in */ 2498 p = &s; 2499 } 2500 error = kern_xxx(td, p); 2501 if (error) 2502 return (error); 2503 if (uap->zzz) { 2504 /* translate out */ 2505 error = copyout(&s32, p32, sizeof(s32)); 2506 } 2507 return (error); 2508} 2509#endif 2510 2511int 2512syscall32_register(int *offset, struct sysent *new_sysent, 2513 struct sysent *old_sysent) 2514{ 2515 if (*offset == NO_SYSCALL) { 2516 int i; 2517 2518 for (i = 1; i < SYS_MAXSYSCALL; ++i) 2519 if (freebsd32_sysent[i].sy_call == 2520 (sy_call_t *)lkmnosys) 2521 break; 2522 if (i == SYS_MAXSYSCALL) 2523 return (ENFILE); 2524 *offset = i; 2525 } else if (*offset < 0 || *offset >= SYS_MAXSYSCALL) 2526 return (EINVAL); 2527 else if (freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmnosys && 2528 freebsd32_sysent[*offset].sy_call != (sy_call_t *)lkmressys) 2529 return (EEXIST); 2530 2531 *old_sysent = freebsd32_sysent[*offset]; 2532 freebsd32_sysent[*offset] = *new_sysent; 2533 return 0; 2534} 2535 2536int 2537syscall32_deregister(int *offset, struct sysent *old_sysent) 2538{ 2539 2540 if (*offset) 2541 freebsd32_sysent[*offset] = *old_sysent; 2542 return 0; 2543} 2544 2545int 2546syscall32_module_handler(struct module *mod, int what, void *arg) 2547{ 2548 struct syscall_module_data *data = (struct syscall_module_data*)arg; 2549 modspecific_t ms; 2550 int error; 2551 2552 switch (what) { 2553 case MOD_LOAD: 2554 error = syscall32_register(data->offset, data->new_sysent, 2555 &data->old_sysent); 2556 if (error) { 2557 /* Leave a mark so we know to safely unload below. */ 2558 data->offset = NULL; 2559 return error; 2560 } 2561 ms.intval = *data->offset; 2562 MOD_XLOCK; 2563 module_setspecific(mod, &ms); 2564 MOD_XUNLOCK; 2565 if (data->chainevh) 2566 error = data->chainevh(mod, what, data->chainarg); 2567 return (error); 2568 case MOD_UNLOAD: 2569 /* 2570 * MOD_LOAD failed, so just return without calling the 2571 * chained handler since we didn't pass along the MOD_LOAD 2572 * event. 2573 */ 2574 if (data->offset == NULL) 2575 return (0); 2576 if (data->chainevh) { 2577 error = data->chainevh(mod, what, data->chainarg); 2578 if (error) 2579 return (error); 2580 } 2581 error = syscall32_deregister(data->offset, &data->old_sysent); 2582 return (error); 2583 default: 2584 error = EOPNOTSUPP; 2585 if (data->chainevh) 2586 error = data->chainevh(mod, what, data->chainarg); 2587 return (error); 2588 } 2589} 2590 2591int 2592syscall32_helper_register(struct syscall_helper_data *sd) 2593{ 2594 struct syscall_helper_data *sd1; 2595 int error; 2596 2597 for (sd1 = sd; sd1->syscall_no != NO_SYSCALL; sd1++) { 2598 error = syscall32_register(&sd1->syscall_no, &sd1->new_sysent, 2599 &sd1->old_sysent); 2600 if (error != 0) { 2601 syscall32_helper_unregister(sd); 2602 return (error); 2603 } 2604 sd1->registered = 1; 2605 } 2606 return (0); 2607} 2608 2609int 2610syscall32_helper_unregister(struct syscall_helper_data *sd) 2611{ 2612 struct syscall_helper_data *sd1; 2613 2614 for (sd1 = sd; sd1->registered != 0; sd1++) { 2615 syscall32_deregister(&sd1->syscall_no, &sd1->old_sysent); 2616 sd1->registered = 0; 2617 } 2618 return (0); 2619} 2620 2621register_t * 2622freebsd32_copyout_strings(struct image_params *imgp) 2623{ 2624 int argc, envc, i; 2625 u_int32_t *vectp; 2626 char *stringp, *destp; 2627 u_int32_t *stack_base; 2628 struct freebsd32_ps_strings *arginfo; 2629 char canary[sizeof(long) * 8]; 2630 int32_t pagesizes32[MAXPAGESIZES]; 2631 size_t execpath_len; 2632 int szsigcode; 2633 2634 /* 2635 * Calculate string base and vector table pointers. 2636 * Also deal with signal trampoline code for this exec type. 2637 */ 2638 if (imgp->execpath != NULL && imgp->auxargs != NULL) 2639 execpath_len = strlen(imgp->execpath) + 1; 2640 else 2641 execpath_len = 0; 2642 arginfo = (struct freebsd32_ps_strings *)curproc->p_sysent-> 2643 sv_psstrings; 2644 if (imgp->proc->p_sysent->sv_sigcode_base == 0) 2645 szsigcode = *(imgp->proc->p_sysent->sv_szsigcode); 2646 else 2647 szsigcode = 0; 2648 destp = (caddr_t)arginfo - szsigcode - SPARE_USRSPACE - 2649 roundup(execpath_len, sizeof(char *)) - 2650 roundup(sizeof(canary), sizeof(char *)) - 2651 roundup(sizeof(pagesizes32), sizeof(char *)) - 2652 roundup((ARG_MAX - imgp->args->stringspace), sizeof(char *)); 2653 2654 /* 2655 * install sigcode 2656 */ 2657 if (szsigcode != 0) 2658 copyout(imgp->proc->p_sysent->sv_sigcode, 2659 ((caddr_t)arginfo - szsigcode), szsigcode); 2660 2661 /* 2662 * Copy the image path for the rtld. 2663 */ 2664 if (execpath_len != 0) { 2665 imgp->execpathp = (uintptr_t)arginfo - szsigcode - execpath_len; 2666 copyout(imgp->execpath, (void *)imgp->execpathp, 2667 execpath_len); 2668 } 2669 2670 /* 2671 * Prepare the canary for SSP. 2672 */ 2673 arc4rand(canary, sizeof(canary), 0); 2674 imgp->canary = (uintptr_t)arginfo - szsigcode - execpath_len - 2675 sizeof(canary); 2676 copyout(canary, (void *)imgp->canary, sizeof(canary)); 2677 imgp->canarylen = sizeof(canary); 2678 2679 /* 2680 * Prepare the pagesizes array. 2681 */ 2682 for (i = 0; i < MAXPAGESIZES; i++) 2683 pagesizes32[i] = (uint32_t)pagesizes[i]; 2684 imgp->pagesizes = (uintptr_t)arginfo - szsigcode - execpath_len - 2685 roundup(sizeof(canary), sizeof(char *)) - sizeof(pagesizes32); 2686 copyout(pagesizes32, (void *)imgp->pagesizes, sizeof(pagesizes32)); 2687 imgp->pagesizeslen = sizeof(pagesizes32); 2688 2689 /* 2690 * If we have a valid auxargs ptr, prepare some room 2691 * on the stack. 2692 */ 2693 if (imgp->auxargs) { 2694 /* 2695 * 'AT_COUNT*2' is size for the ELF Auxargs data. This is for 2696 * lower compatibility. 2697 */ 2698 imgp->auxarg_size = (imgp->auxarg_size) ? imgp->auxarg_size 2699 : (AT_COUNT * 2); 2700 /* 2701 * The '+ 2' is for the null pointers at the end of each of 2702 * the arg and env vector sets,and imgp->auxarg_size is room 2703 * for argument of Runtime loader. 2704 */ 2705 vectp = (u_int32_t *) (destp - (imgp->args->argc + 2706 imgp->args->envc + 2 + imgp->auxarg_size + execpath_len) * 2707 sizeof(u_int32_t)); 2708 } else 2709 /* 2710 * The '+ 2' is for the null pointers at the end of each of 2711 * the arg and env vector sets 2712 */ 2713 vectp = (u_int32_t *) 2714 (destp - (imgp->args->argc + imgp->args->envc + 2) * sizeof(u_int32_t)); 2715 2716 /* 2717 * vectp also becomes our initial stack base 2718 */ 2719 stack_base = vectp; 2720 2721 stringp = imgp->args->begin_argv; 2722 argc = imgp->args->argc; 2723 envc = imgp->args->envc; 2724 /* 2725 * Copy out strings - arguments and environment. 2726 */ 2727 copyout(stringp, destp, ARG_MAX - imgp->args->stringspace); 2728 2729 /* 2730 * Fill in "ps_strings" struct for ps, w, etc. 2731 */ 2732 suword32(&arginfo->ps_argvstr, (u_int32_t)(intptr_t)vectp); 2733 suword32(&arginfo->ps_nargvstr, argc); 2734 2735 /* 2736 * Fill in argument portion of vector table. 2737 */ 2738 for (; argc > 0; --argc) { 2739 suword32(vectp++, (u_int32_t)(intptr_t)destp); 2740 while (*stringp++ != 0) 2741 destp++; 2742 destp++; 2743 } 2744 2745 /* a null vector table pointer separates the argp's from the envp's */ 2746 suword32(vectp++, 0); 2747 2748 suword32(&arginfo->ps_envstr, (u_int32_t)(intptr_t)vectp); 2749 suword32(&arginfo->ps_nenvstr, envc); 2750 2751 /* 2752 * Fill in environment portion of vector table. 2753 */ 2754 for (; envc > 0; --envc) { 2755 suword32(vectp++, (u_int32_t)(intptr_t)destp); 2756 while (*stringp++ != 0) 2757 destp++; 2758 destp++; 2759 } 2760 2761 /* end of vector table is a null pointer */ 2762 suword32(vectp, 0); 2763 2764 return ((register_t *)stack_base); 2765} 2766 2767int 2768freebsd32_kldstat(struct thread *td, struct freebsd32_kldstat_args *uap) 2769{ 2770 struct kld_file_stat stat; 2771 struct kld32_file_stat stat32; 2772 int error, version; 2773 2774 if ((error = copyin(&uap->stat->version, &version, sizeof(version))) 2775 != 0) 2776 return (error); 2777 if (version != sizeof(struct kld32_file_stat_1) && 2778 version != sizeof(struct kld32_file_stat)) 2779 return (EINVAL); 2780 2781 error = kern_kldstat(td, uap->fileid, &stat); 2782 if (error != 0) 2783 return (error); 2784 2785 bcopy(&stat.name[0], &stat32.name[0], sizeof(stat.name)); 2786 CP(stat, stat32, refs); 2787 CP(stat, stat32, id); 2788 PTROUT_CP(stat, stat32, address); 2789 CP(stat, stat32, size); 2790 bcopy(&stat.pathname[0], &stat32.pathname[0], sizeof(stat.pathname)); 2791 return (copyout(&stat32, uap->stat, version)); 2792} 2793 2794int 2795freebsd32_posix_fallocate(struct thread *td, 2796 struct freebsd32_posix_fallocate_args *uap) 2797{ 2798 struct posix_fallocate_args ap; 2799 2800 ap.fd = uap->fd; 2801 ap.offset = (uap->offsetlo | ((off_t)uap->offsethi << 32)); 2802 ap.len = (uap->lenlo | ((off_t)uap->lenhi << 32)); 2803 return (posix_fallocate(td, &ap)); 2804} 2805