1610 lines
36 KiB
C
1610 lines
36 KiB
C
/* $NetBSD: svr4_misc.c,v 1.125 2007/03/09 14:11:28 ad Exp $ */
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/*-
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* Copyright (c) 1994 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Christos Zoulas.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* SVR4 compatibility module.
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*
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* SVR4 system calls that are implemented differently in BSD are
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* handled here.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: svr4_misc.c,v 1.125 2007/03/09 14:11:28 ad Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/namei.h>
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#include <sys/dirent.h>
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#include <sys/proc.h>
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#include <sys/file.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <sys/filedesc.h>
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#include <sys/ioctl.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/pool.h>
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#include <sys/mbuf.h>
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#include <sys/mman.h>
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#include <sys/mount.h>
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#include <sys/resource.h>
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#include <sys/resourcevar.h>
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#include <sys/socket.h>
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#include <sys/vnode.h>
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#include <sys/uio.h>
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#include <sys/wait.h>
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#include <sys/utsname.h>
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#include <sys/unistd.h>
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#include <sys/times.h>
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#include <sys/sem.h>
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#include <sys/msg.h>
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#include <sys/ptrace.h>
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#include <sys/signalvar.h>
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#include <netinet/in.h>
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#include <sys/syscallargs.h>
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#include <miscfs/specfs/specdev.h>
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#include <compat/svr4/svr4_types.h>
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#include <compat/svr4/svr4_signal.h>
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#include <compat/svr4/svr4_lwp.h>
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#include <compat/svr4/svr4_ucontext.h>
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#include <compat/svr4/svr4_syscallargs.h>
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#include <compat/svr4/svr4_util.h>
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#include <compat/svr4/svr4_time.h>
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#include <compat/svr4/svr4_dirent.h>
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#include <compat/svr4/svr4_ulimit.h>
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#include <compat/svr4/svr4_hrt.h>
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#include <compat/svr4/svr4_wait.h>
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#include <compat/svr4/svr4_statvfs.h>
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#include <compat/svr4/svr4_sysconfig.h>
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#include <compat/svr4/svr4_acl.h>
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#include <compat/svr4/svr4_mman.h>
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#include <machine/cpu.h>
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#include <uvm/uvm_extern.h>
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static int svr4_to_bsd_mmap_flags __P((int));
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static inline clock_t timeval_to_clock_t __P((struct timeval *));
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static void svr4_setinfo __P((struct proc *, int, svr4_siginfo_t *));
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struct svr4_hrtcntl_args;
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static int svr4_hrtcntl __P((struct lwp *, struct svr4_hrtcntl_args *,
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register_t *));
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static void bsd_statvfs_to_svr4_statvfs __P((const struct statvfs *,
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struct svr4_statvfs *));
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static void bsd_statvfs_to_svr4_statvfs64 __P((const struct statvfs *,
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struct svr4_statvfs64 *));
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static int svr4_copystatvfs64(struct svr4_statvfs64 *, const struct statvfs *);
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static int svr4_copystatvfs(struct svr4_statvfs *, const struct statvfs *);
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#define svr4_pfind(pid) p_find((pid), PFIND_UNLOCK | PFIND_ZOMBIE)
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static int svr4_mknod __P((struct lwp *, register_t *, const char *,
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svr4_mode_t, svr4_dev_t));
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int
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svr4_sys_wait(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct svr4_sys_wait_args *uap = v;
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struct sys_wait4_args w4;
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struct proc *p = l->l_proc;
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int error;
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size_t sz = sizeof(*SCARG(&w4, status));
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int st, sig;
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SCARG(&w4, rusage) = NULL;
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SCARG(&w4, options) = 0;
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if (SCARG(uap, status) == NULL) {
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void *sg = stackgap_init(p, 0);
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SCARG(&w4, status) = stackgap_alloc(p, &sg, sz);
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}
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else
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SCARG(&w4, status) = SCARG(uap, status);
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SCARG(&w4, pid) = WAIT_ANY;
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if ((error = sys_wait4(l, &w4, retval)) != 0)
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return error;
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if ((error = copyin(SCARG(&w4, status), &st, sizeof(st))) != 0)
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return error;
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if (WIFSIGNALED(st)) {
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sig = WTERMSIG(st);
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if (sig >= 0 && sig < NSIG)
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st = (st & ~0177) | native_to_svr4_signo[sig];
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} else if (WIFSTOPPED(st)) {
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sig = WSTOPSIG(st);
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if (sig >= 0 && sig < NSIG)
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st = (st & ~0xff00) | (native_to_svr4_signo[sig] << 8);
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}
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/*
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* It looks like wait(2) on svr4/solaris/2.4 returns
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* the status in retval[1], and the pid on retval[0].
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*/
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retval[1] = st;
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if (SCARG(uap, status))
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if ((error = copyout(&st, SCARG(uap, status), sizeof(st))) != 0)
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return error;
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return 0;
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}
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int
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svr4_sys_execv(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct svr4_sys_execv_args /* {
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syscallarg(char *) path;
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syscallarg(char **) argv;
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} */ *uap = v;
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struct sys_execve_args ap;
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void *sg;
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sg = stackgap_init(l->l_proc, 0);
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CHECK_ALT_EXIST(l, &sg, SCARG(uap, path));
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SCARG(&ap, path) = SCARG(uap, path);
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SCARG(&ap, argp) = SCARG(uap, argp);
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SCARG(&ap, envp) = NULL;
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return sys_execve(l, &ap, retval);
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}
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int
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svr4_sys_execve(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct svr4_sys_execve_args /* {
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syscallarg(const char *) path;
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syscallarg(char **) argv;
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syscallarg(char **) envp;
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} */ *uap = v;
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struct sys_execve_args ap;
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void *sg;
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sg = stackgap_init(l->l_proc, 0);
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CHECK_ALT_EXIST(l, &sg, SCARG(uap, path));
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SCARG(&ap, path) = SCARG(uap, path);
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SCARG(&ap, argp) = SCARG(uap, argp);
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SCARG(&ap, envp) = SCARG(uap, envp);
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return sys_execve(l, &ap, retval);
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}
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int
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svr4_sys_time(struct lwp *l, void *v, register_t *retval)
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{
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struct svr4_sys_time_args *uap = v;
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int error = 0;
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struct timeval tv;
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microtime(&tv);
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if (SCARG(uap, t))
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error = copyout(&tv.tv_sec, SCARG(uap, t),
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sizeof(*(SCARG(uap, t))));
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*retval = (int) tv.tv_sec;
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return error;
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}
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/*
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* Read SVR4-style directory entries. We suck them into kernel space so
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* that they can be massaged before being copied out to user code. Like
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* SunOS, we squish out `empty' entries.
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*
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* This is quite ugly, but what do you expect from compatibility code?
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*/
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int
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svr4_sys_getdents64(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct svr4_sys_getdents64_args *uap = v;
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struct proc *p = l->l_proc;
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struct dirent *bdp;
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struct vnode *vp;
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char *inp, *tbuf; /* BSD-format */
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int len, reclen; /* BSD-format */
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char *outp; /* SVR4-format */
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int resid, svr4_reclen; /* SVR4-format */
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struct file *fp;
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struct uio auio;
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struct iovec aiov;
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struct svr4_dirent64 idb;
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off_t off; /* true file offset */
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int buflen, error, eofflag;
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off_t *cookiebuf = NULL, *cookie;
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int ncookies;
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/* getvnode() will use the descriptor for us */
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if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0)
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return (error);
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if ((fp->f_flag & FREAD) == 0) {
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error = EBADF;
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goto out1;
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}
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vp = (struct vnode *)fp->f_data;
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if (vp->v_type != VDIR) {
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error = EINVAL;
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goto out1;
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}
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buflen = min(MAXBSIZE, SCARG(uap, nbytes));
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tbuf = malloc(buflen, M_TEMP, M_WAITOK);
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vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
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off = fp->f_offset;
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again:
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aiov.iov_base = tbuf;
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aiov.iov_len = buflen;
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auio.uio_iov = &aiov;
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auio.uio_iovcnt = 1;
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auio.uio_rw = UIO_READ;
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auio.uio_resid = buflen;
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auio.uio_offset = off;
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UIO_SETUP_SYSSPACE(&auio);
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/*
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* First we read into the malloc'ed buffer, then
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* we massage it into user space, one record at a time.
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*/
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error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, &cookiebuf,
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&ncookies);
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if (error)
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goto out;
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inp = tbuf;
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outp = (char *) SCARG(uap, dp);
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resid = SCARG(uap, nbytes);
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if ((len = buflen - auio.uio_resid) == 0)
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goto eof;
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for (cookie = cookiebuf; len > 0; len -= reclen) {
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bdp = (struct dirent *)inp;
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reclen = bdp->d_reclen;
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if (reclen & 3)
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panic("svr4_getdents64: bad reclen");
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if (bdp->d_fileno == 0) {
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inp += reclen; /* it is a hole; squish it out */
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if (cookie)
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off = *cookie++;
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else
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off += reclen;
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continue;
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}
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svr4_reclen = SVR4_RECLEN(&idb, bdp->d_namlen);
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if (reclen > len || resid < svr4_reclen) {
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/* entry too big for buffer, so just stop */
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outp++;
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break;
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}
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if (cookie)
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off = *cookie++; /* each entry points to the next */
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else
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off += reclen;
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/*
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* Massage in place to make a SVR4-shaped dirent (otherwise
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* we have to worry about touching user memory outside of
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* the copyout() call).
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*/
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idb.d_ino = (svr4_ino64_t)bdp->d_fileno;
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idb.d_off = (svr4_off64_t)off;
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idb.d_reclen = (u_short)svr4_reclen;
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strlcpy(idb.d_name, bdp->d_name, sizeof(idb.d_name));
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if ((error = copyout((void *)&idb, outp, svr4_reclen)))
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goto out;
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/* advance past this real entry */
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inp += reclen;
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/* advance output past SVR4-shaped entry */
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outp += svr4_reclen;
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resid -= svr4_reclen;
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}
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/* if we squished out the whole block, try again */
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if (outp == (char *) SCARG(uap, dp))
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goto again;
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fp->f_offset = off; /* update the vnode offset */
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eof:
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*retval = SCARG(uap, nbytes) - resid;
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out:
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VOP_UNLOCK(vp, 0);
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if (cookiebuf)
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free(cookiebuf, M_TEMP);
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free(tbuf, M_TEMP);
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out1:
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FILE_UNUSE(fp, l);
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return error;
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}
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int
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svr4_sys_getdents(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct svr4_sys_getdents_args *uap = v;
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struct proc *p = l->l_proc;
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struct dirent *bdp;
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struct vnode *vp;
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char *inp, *tbuf; /* BSD-format */
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int len, reclen; /* BSD-format */
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char *outp; /* SVR4-format */
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int resid, svr4_reclen; /* SVR4-format */
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struct file *fp;
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struct uio auio;
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struct iovec aiov;
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struct svr4_dirent idb;
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off_t off; /* true file offset */
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int buflen, error, eofflag;
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off_t *cookiebuf = NULL, *cookie;
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int ncookies;
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/* getvnode() will use the descriptor for us */
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if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0)
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return (error);
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if ((fp->f_flag & FREAD) == 0) {
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error = EBADF;
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goto out1;
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}
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vp = (struct vnode *)fp->f_data;
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if (vp->v_type != VDIR) {
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error = EINVAL;
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goto out1;
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}
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buflen = min(MAXBSIZE, SCARG(uap, nbytes));
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tbuf = malloc(buflen, M_TEMP, M_WAITOK);
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vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
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off = fp->f_offset;
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again:
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aiov.iov_base = tbuf;
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aiov.iov_len = buflen;
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auio.uio_iov = &aiov;
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auio.uio_iovcnt = 1;
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auio.uio_rw = UIO_READ;
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auio.uio_resid = buflen;
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auio.uio_offset = off;
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UIO_SETUP_SYSSPACE(&auio);
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/*
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* First we read into the malloc'ed buffer, then
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* we massage it into user space, one record at a time.
|
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*/
|
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error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, &cookiebuf,
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&ncookies);
|
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if (error)
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goto out;
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inp = tbuf;
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outp = SCARG(uap, buf);
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resid = SCARG(uap, nbytes);
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if ((len = buflen - auio.uio_resid) == 0)
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goto eof;
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|
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for (cookie = cookiebuf; len > 0; len -= reclen) {
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bdp = (struct dirent *)inp;
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reclen = bdp->d_reclen;
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if (reclen & 3)
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panic("svr4_getdents: bad reclen");
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if (cookie)
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off = *cookie++; /* each entry points to the next */
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else
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off += reclen;
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if ((off >> 32) != 0) {
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compat_offseterr(vp, "svr4_getdents");
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error = EINVAL;
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goto out;
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}
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if (bdp->d_fileno == 0) {
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inp += reclen; /* it is a hole; squish it out */
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continue;
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}
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svr4_reclen = SVR4_RECLEN(&idb, bdp->d_namlen);
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if (reclen > len || resid < svr4_reclen) {
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/* entry too big for buffer, so just stop */
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outp++;
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break;
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}
|
|
/*
|
|
* Massage in place to make a SVR4-shaped dirent (otherwise
|
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* we have to worry about touching user memory outside of
|
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* the copyout() call).
|
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*/
|
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idb.d_ino = (svr4_ino_t)bdp->d_fileno;
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idb.d_off = (svr4_off_t)off;
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idb.d_reclen = (u_short)svr4_reclen;
|
|
strlcpy(idb.d_name, bdp->d_name, sizeof(idb.d_name));
|
|
if ((error = copyout((void *)&idb, outp, svr4_reclen)))
|
|
goto out;
|
|
/* advance past this real entry */
|
|
inp += reclen;
|
|
/* advance output past SVR4-shaped entry */
|
|
outp += svr4_reclen;
|
|
resid -= svr4_reclen;
|
|
}
|
|
|
|
/* if we squished out the whole block, try again */
|
|
if (outp == SCARG(uap, buf))
|
|
goto again;
|
|
fp->f_offset = off; /* update the vnode offset */
|
|
|
|
eof:
|
|
*retval = SCARG(uap, nbytes) - resid;
|
|
out:
|
|
VOP_UNLOCK(vp, 0);
|
|
if (cookiebuf)
|
|
free(cookiebuf, M_TEMP);
|
|
free(tbuf, M_TEMP);
|
|
out1:
|
|
FILE_UNUSE(fp, l);
|
|
return error;
|
|
}
|
|
|
|
|
|
static int
|
|
svr4_to_bsd_mmap_flags(f)
|
|
int f;
|
|
{
|
|
int type = f & SVR4_MAP_TYPE;
|
|
int nf;
|
|
|
|
if (type != MAP_PRIVATE && type != MAP_SHARED)
|
|
return -1;
|
|
|
|
nf = f & SVR4_MAP_COPYFLAGS;
|
|
if (f & SVR4_MAP_ANON)
|
|
nf |= MAP_ANON;
|
|
|
|
return nf;
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_mmap(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_mmap_args *uap = v;
|
|
struct sys_mmap_args mm;
|
|
/*
|
|
* Verify the arguments.
|
|
*/
|
|
if (SCARG(uap, prot) & ~(PROT_READ | PROT_WRITE | PROT_EXEC))
|
|
return EINVAL; /* XXX still needed? */
|
|
|
|
if (SCARG(uap, len) == 0)
|
|
return EINVAL;
|
|
|
|
if ((SCARG(&mm, flags) = svr4_to_bsd_mmap_flags(SCARG(uap, flags))) == -1)
|
|
return EINVAL;
|
|
|
|
SCARG(&mm, prot) = SCARG(uap, prot);
|
|
SCARG(&mm, len) = SCARG(uap, len);
|
|
SCARG(&mm, fd) = SCARG(uap, fd);
|
|
SCARG(&mm, addr) = SCARG(uap, addr);
|
|
SCARG(&mm, pos) = SCARG(uap, pos);
|
|
|
|
return sys_mmap(l, &mm, retval);
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_mmap64(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_mmap64_args *uap = v;
|
|
struct sys_mmap_args mm;
|
|
/*
|
|
* Verify the arguments.
|
|
*/
|
|
if (SCARG(uap, prot) & ~(PROT_READ | PROT_WRITE | PROT_EXEC))
|
|
return EINVAL; /* XXX still needed? */
|
|
|
|
if (SCARG(uap, len) == 0)
|
|
return EINVAL;
|
|
|
|
if ((SCARG(&mm, flags) = svr4_to_bsd_mmap_flags(SCARG(uap, flags))) == -1)
|
|
return EINVAL;
|
|
|
|
SCARG(&mm, prot) = SCARG(uap, prot);
|
|
SCARG(&mm, len) = SCARG(uap, len);
|
|
SCARG(&mm, fd) = SCARG(uap, fd);
|
|
SCARG(&mm, addr) = SCARG(uap, addr);
|
|
SCARG(&mm, pos) = SCARG(uap, pos);
|
|
|
|
return sys_mmap(l, &mm, retval);
|
|
}
|
|
|
|
|
|
static int
|
|
svr4_mknod(l, retval, path, mode, dev)
|
|
struct lwp *l;
|
|
register_t *retval;
|
|
const char *path;
|
|
svr4_mode_t mode;
|
|
svr4_dev_t dev;
|
|
{
|
|
void *sg = stackgap_init(l->l_proc, 0);
|
|
|
|
CHECK_ALT_CREAT(l, &sg, path);
|
|
|
|
if (S_ISFIFO(mode)) {
|
|
struct sys_mkfifo_args ap;
|
|
SCARG(&ap, path) = path;
|
|
SCARG(&ap, mode) = mode;
|
|
return sys_mkfifo(l, &ap, retval);
|
|
} else {
|
|
struct sys_mknod_args ap;
|
|
SCARG(&ap, path) = path;
|
|
SCARG(&ap, mode) = mode;
|
|
SCARG(&ap, dev) = dev;
|
|
return sys_mknod(l, &ap, retval);
|
|
}
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_mknod(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_mknod_args *uap = v;
|
|
return svr4_mknod(l, retval,
|
|
SCARG(uap, path), SCARG(uap, mode),
|
|
svr4_to_bsd_odev_t(SCARG(uap, dev)));
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_xmknod(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_xmknod_args *uap = v;
|
|
return svr4_mknod(l, retval,
|
|
SCARG(uap, path), SCARG(uap, mode),
|
|
svr4_to_bsd_dev_t(SCARG(uap, dev)));
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_vhangup(struct lwp *l, void *v,
|
|
register_t *retval)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_sysconfig(struct lwp *l, void *v, register_t *retval)
|
|
{
|
|
struct svr4_sys_sysconfig_args *uap = v;
|
|
extern int maxfiles;
|
|
int active;
|
|
|
|
switch (SCARG(uap, name)) {
|
|
case SVR4_CONFIG_NGROUPS:
|
|
*retval = NGROUPS_MAX;
|
|
break;
|
|
case SVR4_CONFIG_CHILD_MAX:
|
|
*retval = maxproc;
|
|
break;
|
|
case SVR4_CONFIG_OPEN_FILES:
|
|
*retval = maxfiles;
|
|
break;
|
|
case SVR4_CONFIG_POSIX_VER:
|
|
*retval = 198808;
|
|
break;
|
|
case SVR4_CONFIG_PAGESIZE:
|
|
*retval = PAGE_SIZE;
|
|
break;
|
|
case SVR4_CONFIG_CLK_TCK:
|
|
*retval = 60; /* should this be `hz', ie. 100? */
|
|
break;
|
|
case SVR4_CONFIG_XOPEN_VER:
|
|
*retval = 2; /* XXX: What should that be? */
|
|
break;
|
|
case SVR4_CONFIG_PROF_TCK:
|
|
*retval = 60; /* XXX: What should that be? */
|
|
break;
|
|
case SVR4_CONFIG_NPROC_CONF:
|
|
*retval = 1; /* Only one processor for now */
|
|
break;
|
|
case SVR4_CONFIG_NPROC_ONLN:
|
|
*retval = 1; /* And it better be online */
|
|
break;
|
|
case SVR4_CONFIG_AIO_LISTIO_MAX:
|
|
case SVR4_CONFIG_AIO_MAX:
|
|
case SVR4_CONFIG_AIO_PRIO_DELTA_MAX:
|
|
*retval = 0; /* No aio support */
|
|
break;
|
|
case SVR4_CONFIG_DELAYTIMER_MAX:
|
|
*retval = 0; /* No delaytimer support */
|
|
break;
|
|
case SVR4_CONFIG_MQ_OPEN_MAX:
|
|
#ifdef SYSVMSG
|
|
*retval = msginfo.msgmni;
|
|
#else
|
|
*retval = 0;
|
|
#endif
|
|
break;
|
|
case SVR4_CONFIG_MQ_PRIO_MAX:
|
|
*retval = 0; /* XXX: Don't know */
|
|
break;
|
|
case SVR4_CONFIG_RTSIG_MAX:
|
|
*retval = 0;
|
|
break;
|
|
case SVR4_CONFIG_SEM_NSEMS_MAX:
|
|
#ifdef SYSVSEM
|
|
*retval = seminfo.semmni;
|
|
#else
|
|
*retval = 0;
|
|
#endif
|
|
break;
|
|
case SVR4_CONFIG_SEM_VALUE_MAX:
|
|
#ifdef SYSVSEM
|
|
*retval = seminfo.semvmx;
|
|
#else
|
|
*retval = 0;
|
|
#endif
|
|
break;
|
|
case SVR4_CONFIG_SIGQUEUE_MAX:
|
|
*retval = 0; /* XXX: Don't know */
|
|
break;
|
|
case SVR4_CONFIG_SIGRT_MIN:
|
|
case SVR4_CONFIG_SIGRT_MAX:
|
|
*retval = 0; /* No real time signals */
|
|
break;
|
|
case SVR4_CONFIG_TIMER_MAX:
|
|
*retval = 3; /* XXX: real, virtual, profiling */
|
|
break;
|
|
case SVR4_CONFIG_PHYS_PAGES:
|
|
*retval = uvmexp.free; /* XXX: free instead of total */
|
|
break;
|
|
case SVR4_CONFIG_AVPHYS_PAGES:
|
|
uvm_estimatepageable(&active, NULL);
|
|
*retval = active; /* XXX: active instead of avg */
|
|
break;
|
|
case SVR4_CONFIG_COHERENCY:
|
|
*retval = 0; /* XXX */
|
|
break;
|
|
case SVR4_CONFIG_SPLIT_CACHE:
|
|
*retval = 0; /* XXX */
|
|
break;
|
|
case SVR4_CONFIG_ICACHESZ:
|
|
*retval = 256; /* XXX */
|
|
break;
|
|
case SVR4_CONFIG_DCACHESZ:
|
|
*retval = 256; /* XXX */
|
|
break;
|
|
case SVR4_CONFIG_ICACHELINESZ:
|
|
*retval = 64; /* XXX */
|
|
break;
|
|
case SVR4_CONFIG_DCACHELINESZ:
|
|
*retval = 64; /* XXX */
|
|
break;
|
|
case SVR4_CONFIG_ICACHEBLKSZ:
|
|
*retval = 64; /* XXX */
|
|
break;
|
|
case SVR4_CONFIG_DCACHEBLKSZ:
|
|
*retval = 64; /* XXX */
|
|
break;
|
|
case SVR4_CONFIG_DCACHETBLKSZ:
|
|
*retval = 64; /* XXX */
|
|
break;
|
|
case SVR4_CONFIG_ICACHE_ASSOC:
|
|
*retval = 1; /* XXX */
|
|
break;
|
|
case SVR4_CONFIG_DCACHE_ASSOC:
|
|
*retval = 1; /* XXX */
|
|
break;
|
|
case SVR4_CONFIG_MAXPID:
|
|
*retval = PID_MAX;
|
|
break;
|
|
case SVR4_CONFIG_STACK_PROT:
|
|
*retval = PROT_READ|PROT_WRITE|PROT_EXEC;
|
|
break;
|
|
default:
|
|
return EINVAL;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* ARGSUSED */
|
|
int
|
|
svr4_sys_break(struct lwp *l, void *v, register_t *retval)
|
|
{
|
|
struct svr4_sys_break_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
struct vmspace *vm = p->p_vmspace;
|
|
vaddr_t new, old;
|
|
int error;
|
|
|
|
old = (vaddr_t) vm->vm_daddr;
|
|
new = round_page((vaddr_t)SCARG(uap, nsize));
|
|
|
|
if (new - old > p->p_rlimit[RLIMIT_DATA].rlim_cur && new > old)
|
|
return ENOMEM;
|
|
|
|
old = round_page(old + ctob(vm->vm_dsize));
|
|
DPRINTF(("break(2): dsize = %x ctob %x\n",
|
|
vm->vm_dsize, ctob(vm->vm_dsize)));
|
|
|
|
if (new > old) {
|
|
error = uvm_map(&vm->vm_map, &old, new - old, NULL,
|
|
UVM_UNKNOWN_OFFSET, 0,
|
|
UVM_MAPFLAG(UVM_PROT_ALL, UVM_PROT_ALL, UVM_INH_COPY,
|
|
UVM_ADV_NORMAL,
|
|
UVM_FLAG_AMAPPAD|UVM_FLAG_FIXED|
|
|
UVM_FLAG_OVERLAY|UVM_FLAG_COPYONW));
|
|
if (error) {
|
|
uprintf("sbrk: grow failed, error = %d\n", error);
|
|
return error;
|
|
}
|
|
vm->vm_dsize += btoc(new - old);
|
|
} else if (new < old) {
|
|
uvm_deallocate(&vm->vm_map, new, old - new);
|
|
vm->vm_dsize -= btoc(old - new);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline clock_t
|
|
timeval_to_clock_t(tv)
|
|
struct timeval *tv;
|
|
{
|
|
return tv->tv_sec * hz + tv->tv_usec / (1000000 / hz);
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_times(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_times_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
int error;
|
|
struct tms tms;
|
|
struct timeval t;
|
|
struct rusage *ru;
|
|
struct rusage r;
|
|
struct sys_getrusage_args ga;
|
|
|
|
void *sg = stackgap_init(p, 0);
|
|
ru = stackgap_alloc(p, &sg, sizeof(struct rusage));
|
|
|
|
SCARG(&ga, who) = RUSAGE_SELF;
|
|
SCARG(&ga, rusage) = ru;
|
|
|
|
error = sys_getrusage(l, &ga, retval);
|
|
if (error)
|
|
return error;
|
|
|
|
if ((error = copyin(ru, &r, sizeof r)) != 0)
|
|
return error;
|
|
|
|
tms.tms_utime = timeval_to_clock_t(&r.ru_utime);
|
|
tms.tms_stime = timeval_to_clock_t(&r.ru_stime);
|
|
|
|
SCARG(&ga, who) = RUSAGE_CHILDREN;
|
|
error = sys_getrusage(l, &ga, retval);
|
|
if (error)
|
|
return error;
|
|
|
|
if ((error = copyin(ru, &r, sizeof r)) != 0)
|
|
return error;
|
|
|
|
tms.tms_cutime = timeval_to_clock_t(&r.ru_utime);
|
|
tms.tms_cstime = timeval_to_clock_t(&r.ru_stime);
|
|
|
|
microtime(&t);
|
|
*retval = timeval_to_clock_t(&t);
|
|
|
|
return copyout(&tms, SCARG(uap, tp), sizeof(tms));
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_ulimit(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_ulimit_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
|
|
switch (SCARG(uap, cmd)) {
|
|
case SVR4_GFILLIM:
|
|
*retval = p->p_rlimit[RLIMIT_FSIZE].rlim_cur / 512;
|
|
if (*retval == -1)
|
|
*retval = 0x7fffffff;
|
|
return 0;
|
|
|
|
case SVR4_SFILLIM:
|
|
{
|
|
int error;
|
|
struct sys_setrlimit_args srl;
|
|
struct rlimit krl;
|
|
void *sg = stackgap_init(p, 0);
|
|
struct rlimit *url = (struct rlimit *)
|
|
stackgap_alloc(p, &sg, sizeof *url);
|
|
|
|
krl.rlim_cur = SCARG(uap, newlimit) * 512;
|
|
krl.rlim_max = p->p_rlimit[RLIMIT_FSIZE].rlim_max;
|
|
|
|
error = copyout(&krl, url, sizeof(*url));
|
|
if (error)
|
|
return error;
|
|
|
|
SCARG(&srl, which) = RLIMIT_FSIZE;
|
|
SCARG(&srl, rlp) = url;
|
|
|
|
error = sys_setrlimit(l, &srl, retval);
|
|
if (error)
|
|
return error;
|
|
|
|
*retval = p->p_rlimit[RLIMIT_FSIZE].rlim_cur;
|
|
if (*retval == -1)
|
|
*retval = 0x7fffffff;
|
|
return 0;
|
|
}
|
|
|
|
case SVR4_GMEMLIM:
|
|
{
|
|
struct vmspace *vm = p->p_vmspace;
|
|
register_t r = p->p_rlimit[RLIMIT_DATA].rlim_cur;
|
|
|
|
if (r == -1)
|
|
r = 0x7fffffff;
|
|
r += (long) vm->vm_daddr;
|
|
if (r > 0x7fffffff)
|
|
r = 0x7fffffff;
|
|
*retval = r;
|
|
return 0;
|
|
}
|
|
|
|
case SVR4_GDESLIM:
|
|
*retval = p->p_rlimit[RLIMIT_NOFILE].rlim_cur;
|
|
if (*retval == -1)
|
|
*retval = 0x7fffffff;
|
|
return 0;
|
|
|
|
default:
|
|
return EINVAL;
|
|
}
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_pgrpsys(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_pgrpsys_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
|
|
switch (SCARG(uap, cmd)) {
|
|
case 1: /* setpgrp() */
|
|
/*
|
|
* SVR4 setpgrp() (which takes no arguments) has the
|
|
* semantics that the session ID is also created anew, so
|
|
* in almost every sense, setpgrp() is identical to
|
|
* setsid() for SVR4. (Under BSD, the difference is that
|
|
* a setpgid(0,0) will not create a new session.)
|
|
*/
|
|
sys_setsid(l, NULL, retval);
|
|
/*FALLTHROUGH*/
|
|
|
|
case 0: /* getpgrp() */
|
|
*retval = p->p_pgrp->pg_id;
|
|
return 0;
|
|
|
|
case 2: /* getsid(pid) */
|
|
if (SCARG(uap, pid) != 0 &&
|
|
(p = svr4_pfind(SCARG(uap, pid))) == NULL)
|
|
return ESRCH;
|
|
/*
|
|
* This has already been initialized to the pid of
|
|
* the session leader.
|
|
*/
|
|
*retval = (register_t) p->p_session->s_sid;
|
|
return 0;
|
|
|
|
case 3: /* setsid() */
|
|
return sys_setsid(l, NULL, retval);
|
|
|
|
case 4: /* getpgid(pid) */
|
|
|
|
if (SCARG(uap, pid) != 0 &&
|
|
(p = svr4_pfind(SCARG(uap, pid))) == NULL)
|
|
return ESRCH;
|
|
|
|
*retval = (int) p->p_pgrp->pg_id;
|
|
return 0;
|
|
|
|
case 5: /* setpgid(pid, pgid); */
|
|
{
|
|
struct sys_setpgid_args sa;
|
|
|
|
SCARG(&sa, pid) = SCARG(uap, pid);
|
|
SCARG(&sa, pgid) = SCARG(uap, pgid);
|
|
return sys_setpgid(l, &sa, retval);
|
|
}
|
|
|
|
default:
|
|
return EINVAL;
|
|
}
|
|
}
|
|
|
|
struct svr4_hrtcntl_args {
|
|
syscallarg(int) cmd;
|
|
syscallarg(int) fun;
|
|
syscallarg(int) clk;
|
|
syscallarg(svr4_hrt_interval_t *) iv;
|
|
syscallarg(svr4_hrt_time_t *) ti;
|
|
};
|
|
|
|
|
|
static int
|
|
svr4_hrtcntl(struct lwp *l, struct svr4_hrtcntl_args *uap,
|
|
register_t *retval)
|
|
{
|
|
switch (SCARG(uap, fun)) {
|
|
case SVR4_HRT_CNTL_RES:
|
|
DPRINTF(("htrcntl(RES)\n"));
|
|
*retval = SVR4_HRT_USEC;
|
|
return 0;
|
|
|
|
case SVR4_HRT_CNTL_TOFD:
|
|
DPRINTF(("htrcntl(TOFD)\n"));
|
|
{
|
|
struct timeval tv;
|
|
svr4_hrt_time_t t;
|
|
if (SCARG(uap, clk) != SVR4_HRT_CLK_STD) {
|
|
DPRINTF(("clk == %d\n", SCARG(uap, clk)));
|
|
return EINVAL;
|
|
}
|
|
if (SCARG(uap, ti) == NULL) {
|
|
DPRINTF(("ti NULL\n"));
|
|
return EINVAL;
|
|
}
|
|
microtime(&tv);
|
|
t.h_sec = tv.tv_sec;
|
|
t.h_rem = tv.tv_usec;
|
|
t.h_res = SVR4_HRT_USEC;
|
|
return copyout(&t, SCARG(uap, ti), sizeof(t));
|
|
}
|
|
|
|
case SVR4_HRT_CNTL_START:
|
|
DPRINTF(("htrcntl(START)\n"));
|
|
return ENOSYS;
|
|
|
|
case SVR4_HRT_CNTL_GET:
|
|
DPRINTF(("htrcntl(GET)\n"));
|
|
return ENOSYS;
|
|
default:
|
|
DPRINTF(("Bad htrcntl command %d\n", SCARG(uap, fun)));
|
|
return ENOSYS;
|
|
}
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_hrtsys(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_hrtsys_args *uap = v;
|
|
|
|
switch (SCARG(uap, cmd)) {
|
|
case SVR4_HRT_CNTL:
|
|
return svr4_hrtcntl(l, (struct svr4_hrtcntl_args *) uap,
|
|
retval);
|
|
|
|
case SVR4_HRT_ALRM:
|
|
DPRINTF(("hrtalarm\n"));
|
|
return ENOSYS;
|
|
|
|
case SVR4_HRT_SLP:
|
|
DPRINTF(("hrtsleep\n"));
|
|
return ENOSYS;
|
|
|
|
case SVR4_HRT_CAN:
|
|
DPRINTF(("hrtcancel\n"));
|
|
return ENOSYS;
|
|
|
|
default:
|
|
DPRINTF(("Bad hrtsys command %d\n", SCARG(uap, cmd)));
|
|
return EINVAL;
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
svr4_setinfo(p, st, s)
|
|
struct proc *p;
|
|
int st;
|
|
svr4_siginfo_t *s;
|
|
{
|
|
int sig;
|
|
|
|
memset(s, 0, sizeof(*s));
|
|
|
|
s->si_signo = SVR4_SIGCHLD;
|
|
s->si_errno = 0; /* XXX? */
|
|
|
|
if (p) {
|
|
s->si_pid = p->p_pid;
|
|
if (p->p_stat == SZOMB) {
|
|
s->si_stime = p->p_ru->ru_stime.tv_sec;
|
|
s->si_utime = p->p_ru->ru_utime.tv_sec;
|
|
}
|
|
else {
|
|
s->si_stime = p->p_stats->p_ru.ru_stime.tv_sec;
|
|
s->si_utime = p->p_stats->p_ru.ru_utime.tv_sec;
|
|
}
|
|
}
|
|
|
|
if (WIFEXITED(st)) {
|
|
s->si_status = WEXITSTATUS(st);
|
|
s->si_code = SVR4_CLD_EXITED;
|
|
} else if (WIFSTOPPED(st)) {
|
|
sig = WSTOPSIG(st);
|
|
if (sig >= 0 && sig < NSIG)
|
|
s->si_status = native_to_svr4_signo[sig];
|
|
|
|
if (s->si_status == SVR4_SIGCONT)
|
|
s->si_code = SVR4_CLD_CONTINUED;
|
|
else
|
|
s->si_code = SVR4_CLD_STOPPED;
|
|
} else {
|
|
sig = WTERMSIG(st);
|
|
if (sig >= 0 && sig < NSIG)
|
|
s->si_status = native_to_svr4_signo[sig];
|
|
|
|
if (WCOREDUMP(st))
|
|
s->si_code = SVR4_CLD_DUMPED;
|
|
else
|
|
s->si_code = SVR4_CLD_KILLED;
|
|
}
|
|
|
|
DPRINTF(("siginfo [pid %ld signo %d code %d errno %d status %d]\n",
|
|
(long) s->si_pid,
|
|
s->si_signo, s->si_code, s->si_errno, s->si_status));
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_waitsys(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_waitsys_args *uap = v;
|
|
int options, status;
|
|
int error;
|
|
struct proc *parent = l->l_proc;
|
|
struct proc *child;
|
|
svr4_siginfo_t i;
|
|
|
|
switch (SCARG(uap, grp)) {
|
|
case SVR4_P_PID:
|
|
break;
|
|
|
|
case SVR4_P_PGID:
|
|
SCARG(uap, id) = -parent->p_pgid;
|
|
break;
|
|
|
|
case SVR4_P_ALL:
|
|
SCARG(uap, id) = WAIT_ANY;
|
|
break;
|
|
|
|
default:
|
|
return EINVAL;
|
|
}
|
|
|
|
/* Translate options */
|
|
options = 0;
|
|
if (SCARG(uap, options) & SVR4_WNOWAIT)
|
|
options |= WNOWAIT;
|
|
if (SCARG(uap, options) & SVR4_WNOHANG)
|
|
options |= WNOHANG;
|
|
if ((SCARG(uap, options) & (SVR4_WEXITED|SVR4_WTRAPPED)) == 0)
|
|
options |= WNOZOMBIE;
|
|
if (SCARG(uap, options) & (SVR4_WSTOPPED|SVR4_WCONTINUED))
|
|
options |= WUNTRACED;
|
|
|
|
DPRINTF(("waitsys(%d, %d, %p, %x)\n",
|
|
SCARG(uap, grp), SCARG(uap, id),
|
|
SCARG(uap, info), SCARG(uap, options)));
|
|
|
|
mutex_enter(&proclist_lock);
|
|
|
|
error = find_stopped_child(parent, SCARG(uap, id), options, &child,
|
|
&status);
|
|
if (error != 0) {
|
|
mutex_exit(&proclist_lock);
|
|
return error;
|
|
}
|
|
*retval = 0;
|
|
if (child == NULL) {
|
|
mutex_exit(&proclist_lock);
|
|
svr4_setinfo(NULL, 0, &i);
|
|
return copyout(&i, SCARG(uap, info), sizeof(i));
|
|
}
|
|
|
|
if (child->p_stat == SZOMB) {
|
|
DPRINTF(("found %d\n", child->p_pid));
|
|
svr4_setinfo(child, status, &i);
|
|
|
|
if ((SCARG(uap, options) & SVR4_WNOWAIT)) {
|
|
DPRINTF(("Don't wait\n"));
|
|
mutex_exit(&proclist_lock);
|
|
return 0;
|
|
}
|
|
|
|
/* proc_free() will release the lock. */
|
|
proc_free(child, NULL);
|
|
return copyout(&i, SCARG(uap, info), sizeof(i));
|
|
}
|
|
|
|
DPRINTF(("jobcontrol %d\n", child->p_pid));
|
|
|
|
svr4_setinfo(child, W_STOPCODE(status), &i);
|
|
mutex_exit(&proclist_lock);
|
|
return copyout(&i, SCARG(uap, info), sizeof(i));
|
|
}
|
|
|
|
|
|
static int
|
|
svr4_copystatvfs64(struct svr4_statvfs64 *sufs, const struct statvfs *bufs)
|
|
{
|
|
struct svr4_statvfs64 *skfs = malloc(sizeof(*skfs), M_TEMP, M_WAITOK);
|
|
struct statvfs *bkfs = malloc(sizeof(*bkfs), M_TEMP, M_WAITOK);
|
|
int error;
|
|
|
|
if ((error = copyin(bufs, bkfs, sizeof(*bkfs))) != 0)
|
|
goto out;
|
|
|
|
bsd_statvfs_to_svr4_statvfs64(bkfs, skfs);
|
|
|
|
error = copyout(skfs, sufs, sizeof(*sufs));
|
|
out:
|
|
free(skfs, M_TEMP);
|
|
free(bkfs, M_TEMP);
|
|
return error;
|
|
}
|
|
|
|
static int
|
|
svr4_copystatvfs(struct svr4_statvfs *sufs, const struct statvfs *bufs)
|
|
{
|
|
struct svr4_statvfs *skfs = malloc(sizeof(*skfs), M_TEMP, M_WAITOK);
|
|
struct statvfs *bkfs = malloc(sizeof(*bkfs), M_TEMP, M_WAITOK);
|
|
int error;
|
|
|
|
if ((error = copyin(bufs, bkfs, sizeof(*bkfs))) != 0)
|
|
goto out;
|
|
|
|
bsd_statvfs_to_svr4_statvfs(bkfs, skfs);
|
|
|
|
error = copyout(skfs, sufs, sizeof(*skfs));
|
|
out:
|
|
free(skfs, M_TEMP);
|
|
free(bkfs, M_TEMP);
|
|
return error;
|
|
}
|
|
|
|
static void
|
|
bsd_statvfs_to_svr4_statvfs(const struct statvfs *bfs,
|
|
struct svr4_statvfs *sfs)
|
|
{
|
|
sfs->f_bsize = bfs->f_bsize;
|
|
sfs->f_frsize = bfs->f_frsize;
|
|
sfs->f_blocks = bfs->f_blocks;
|
|
sfs->f_bfree = bfs->f_bfree;
|
|
sfs->f_bavail = bfs->f_bavail;
|
|
sfs->f_files = bfs->f_files;
|
|
sfs->f_ffree = bfs->f_ffree;
|
|
sfs->f_favail = bfs->f_favail;
|
|
sfs->f_fsid = bfs->f_fsidx.__fsid_val[0];
|
|
memcpy(sfs->f_basetype, bfs->f_fstypename, sizeof(sfs->f_basetype));
|
|
sfs->f_flag = 0;
|
|
if (bfs->f_flag & MNT_RDONLY)
|
|
sfs->f_flag |= SVR4_ST_RDONLY;
|
|
if (bfs->f_flag & MNT_NOSUID)
|
|
sfs->f_flag |= SVR4_ST_NOSUID;
|
|
sfs->f_namemax = MAXNAMLEN;
|
|
memcpy(sfs->f_fstr, bfs->f_fstypename, sizeof(sfs->f_fstr)); /* XXX */
|
|
memset(sfs->f_filler, 0, sizeof(sfs->f_filler));
|
|
}
|
|
|
|
|
|
static void
|
|
bsd_statvfs_to_svr4_statvfs64(const struct statvfs *bfs,
|
|
struct svr4_statvfs64 *sfs)
|
|
{
|
|
sfs->f_bsize = bfs->f_bsize;
|
|
sfs->f_frsize = bfs->f_frsize;
|
|
sfs->f_blocks = bfs->f_blocks;
|
|
sfs->f_bfree = bfs->f_bfree;
|
|
sfs->f_bavail = bfs->f_bavail;
|
|
sfs->f_files = bfs->f_files;
|
|
sfs->f_ffree = bfs->f_ffree;
|
|
sfs->f_favail = bfs->f_ffree;
|
|
sfs->f_fsid = bfs->f_fsidx.__fsid_val[0];
|
|
memcpy(sfs->f_basetype, bfs->f_fstypename, sizeof(sfs->f_basetype));
|
|
sfs->f_flag = 0;
|
|
if (bfs->f_flag & MNT_RDONLY)
|
|
sfs->f_flag |= SVR4_ST_RDONLY;
|
|
if (bfs->f_flag & MNT_NOSUID)
|
|
sfs->f_flag |= SVR4_ST_NOSUID;
|
|
sfs->f_namemax = MAXNAMLEN;
|
|
memcpy(sfs->f_fstr, bfs->f_fstypename, sizeof(sfs->f_fstr)); /* XXX */
|
|
memset(sfs->f_filler, 0, sizeof(sfs->f_filler));
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_statvfs(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_statvfs_args *uap = v;
|
|
struct sys_statvfs1_args fs_args;
|
|
struct proc *p = l->l_proc;
|
|
void *sg = stackgap_init(p, 0);
|
|
struct statvfs *fs = stackgap_alloc(p, &sg, sizeof(struct statvfs));
|
|
int error;
|
|
|
|
CHECK_ALT_EXIST(l, &sg, SCARG(uap, path));
|
|
SCARG(&fs_args, path) = SCARG(uap, path);
|
|
SCARG(&fs_args, buf) = fs;
|
|
SCARG(&fs_args, flags) = ST_WAIT;
|
|
|
|
if ((error = sys_statvfs1(l, &fs_args, retval)) != 0)
|
|
return error;
|
|
|
|
return svr4_copystatvfs(SCARG(uap, fs), fs);
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_fstatvfs(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_fstatvfs_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
struct sys_fstatvfs1_args fs_args;
|
|
void *sg = stackgap_init(p, 0);
|
|
struct statvfs *fs = stackgap_alloc(p, &sg, sizeof(struct statvfs));
|
|
int error;
|
|
|
|
SCARG(&fs_args, fd) = SCARG(uap, fd);
|
|
SCARG(&fs_args, buf) = fs;
|
|
SCARG(&fs_args, flags) = ST_WAIT;
|
|
|
|
if ((error = sys_fstatvfs1(l, &fs_args, retval)) != 0)
|
|
return error;
|
|
|
|
return svr4_copystatvfs(SCARG(uap, fs), fs);
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_statvfs64(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_statvfs64_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
struct sys_statvfs1_args fs_args;
|
|
void *sg = stackgap_init(p, 0);
|
|
struct statvfs *fs = stackgap_alloc(p, &sg, sizeof(struct statvfs));
|
|
int error;
|
|
|
|
CHECK_ALT_EXIST(l, &sg, SCARG(uap, path));
|
|
SCARG(&fs_args, path) = SCARG(uap, path);
|
|
SCARG(&fs_args, buf) = fs;
|
|
SCARG(&fs_args, flags) = ST_WAIT;
|
|
|
|
if ((error = sys_statvfs1(l, &fs_args, retval)) != 0)
|
|
return error;
|
|
|
|
return svr4_copystatvfs64(SCARG(uap, fs), fs);
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_fstatvfs64(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_fstatvfs64_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
struct sys_fstatvfs1_args fs_args;
|
|
void *sg = stackgap_init(p, 0);
|
|
struct statvfs *fs = stackgap_alloc(p, &sg, sizeof(struct statvfs));
|
|
int error;
|
|
|
|
SCARG(&fs_args, fd) = SCARG(uap, fd);
|
|
SCARG(&fs_args, buf) = fs;
|
|
SCARG(&fs_args, flags) = ST_WAIT;
|
|
|
|
if ((error = sys_fstatvfs1(l, &fs_args, retval)) != 0)
|
|
return error;
|
|
|
|
return svr4_copystatvfs64(SCARG(uap, fs), fs);
|
|
}
|
|
|
|
|
|
|
|
int
|
|
svr4_sys_alarm(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_alarm_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
int error;
|
|
struct itimerval *ntp, *otp, tp;
|
|
struct sys_setitimer_args sa;
|
|
void *sg = stackgap_init(p, 0);
|
|
|
|
ntp = stackgap_alloc(p, &sg, sizeof(struct itimerval));
|
|
otp = stackgap_alloc(p, &sg, sizeof(struct itimerval));
|
|
|
|
timerclear(&tp.it_interval);
|
|
tp.it_value.tv_sec = SCARG(uap, sec);
|
|
tp.it_value.tv_usec = 0;
|
|
|
|
if ((error = copyout(&tp, ntp, sizeof(tp))) != 0)
|
|
return error;
|
|
|
|
SCARG(&sa, which) = ITIMER_REAL;
|
|
SCARG(&sa, itv) = ntp;
|
|
SCARG(&sa, oitv) = otp;
|
|
|
|
if ((error = sys_setitimer(l, &sa, retval)) != 0)
|
|
return error;
|
|
|
|
if ((error = copyin(otp, &tp, sizeof(tp))) != 0)
|
|
return error;
|
|
|
|
if (tp.it_value.tv_usec)
|
|
tp.it_value.tv_sec++;
|
|
|
|
*retval = (register_t) tp.it_value.tv_sec;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_gettimeofday(struct lwp *l, void *v,
|
|
register_t *retval)
|
|
{
|
|
struct svr4_sys_gettimeofday_args *uap = v;
|
|
|
|
if (SCARG(uap, tp)) {
|
|
struct timeval atv;
|
|
|
|
microtime(&atv);
|
|
return copyout(&atv, SCARG(uap, tp), sizeof (atv));
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_facl(struct lwp *l, void *v, register_t *retval)
|
|
{
|
|
struct svr4_sys_facl_args *uap = v;
|
|
|
|
*retval = 0;
|
|
|
|
switch (SCARG(uap, cmd)) {
|
|
case SVR4_SYS_SETACL:
|
|
/* We don't support acls on any filesystem */
|
|
return ENOSYS;
|
|
|
|
case SVR4_SYS_GETACL:
|
|
return copyout(retval, &SCARG(uap, num),
|
|
sizeof(SCARG(uap, num)));
|
|
|
|
case SVR4_SYS_GETACLCNT:
|
|
return 0;
|
|
|
|
default:
|
|
return EINVAL;
|
|
}
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_acl(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
return svr4_sys_facl(l, v, retval); /* XXX: for now the same */
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_auditsys(struct lwp *l, void *v,
|
|
register_t *retval)
|
|
{
|
|
/*
|
|
* XXX: Big brother is *not* watching.
|
|
*/
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_memcntl(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_memcntl_args *uap = v;
|
|
switch (SCARG(uap, cmd)) {
|
|
case SVR4_MC_SYNC:
|
|
{
|
|
struct sys___msync13_args msa;
|
|
|
|
SCARG(&msa, addr) = SCARG(uap, addr);
|
|
SCARG(&msa, len) = SCARG(uap, len);
|
|
SCARG(&msa, flags) = (int)(u_long)SCARG(uap, arg);
|
|
|
|
return sys___msync13(l, &msa, retval);
|
|
}
|
|
case SVR4_MC_ADVISE:
|
|
{
|
|
struct sys_madvise_args maa;
|
|
|
|
SCARG(&maa, addr) = SCARG(uap, addr);
|
|
SCARG(&maa, len) = SCARG(uap, len);
|
|
SCARG(&maa, behav) = (int)(u_long)SCARG(uap, arg);
|
|
|
|
return sys_madvise(l, &maa, retval);
|
|
}
|
|
case SVR4_MC_LOCK:
|
|
case SVR4_MC_UNLOCK:
|
|
case SVR4_MC_LOCKAS:
|
|
case SVR4_MC_UNLOCKAS:
|
|
return EOPNOTSUPP;
|
|
default:
|
|
return ENOSYS;
|
|
}
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_nice(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_nice_args *uap = v;
|
|
struct sys_setpriority_args ap;
|
|
int error;
|
|
|
|
SCARG(&ap, which) = PRIO_PROCESS;
|
|
SCARG(&ap, who) = 0;
|
|
SCARG(&ap, prio) = SCARG(uap, prio);
|
|
|
|
if ((error = sys_setpriority(l, &ap, retval)) != 0)
|
|
return error;
|
|
|
|
if ((error = sys_getpriority(l, &ap, retval)) != 0)
|
|
return error;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
svr4_sys_resolvepath(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct svr4_sys_resolvepath_args *uap = v;
|
|
struct nameidata nd;
|
|
int error;
|
|
size_t len;
|
|
|
|
NDINIT(&nd, LOOKUP, NOFOLLOW | SAVENAME, UIO_USERSPACE,
|
|
SCARG(uap, path), l);
|
|
|
|
if ((error = namei(&nd)) != 0)
|
|
return error;
|
|
|
|
if ((error = copyoutstr(nd.ni_cnd.cn_pnbuf, SCARG(uap, buf),
|
|
SCARG(uap, bufsiz), &len)) != 0)
|
|
goto bad;
|
|
|
|
*retval = len;
|
|
bad:
|
|
vrele(nd.ni_vp);
|
|
PNBUF_PUT(nd.ni_cnd.cn_pnbuf);
|
|
return error;
|
|
}
|