NetBSD/sys/compat/sunos/sunos_misc.c

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/* $NetBSD: sunos_misc.c,v 1.85 1997/10/19 18:48:00 christos Exp $ */
/*
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This software was developed by the Computer Systems Engineering group
* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
* contributed to Berkeley.
*
* All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Lawrence Berkeley Laboratory.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
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* @(#)sunos_misc.c 8.1 (Berkeley) 6/18/93
*
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* Header: sunos_misc.c,v 1.16 93/04/07 02:46:27 torek Exp
*/
/*
* SunOS compatibility module.
*
* SunOS system calls that are implemented differently in BSD are
* handled here.
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/namei.h>
#include <sys/proc.h>
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#include <sys/dirent.h>
#include <sys/file.h>
#include <sys/stat.h>
#include <sys/filedesc.h>
#include <sys/ioctl.h>
#include <sys/kernel.h>
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#include <sys/reboot.h>
#include <sys/malloc.h>
#include <sys/mbuf.h>
#include <sys/mman.h>
#include <sys/mount.h>
#include <sys/ptrace.h>
#include <sys/resource.h>
#include <sys/resourcevar.h>
#include <sys/signal.h>
#include <sys/signalvar.h>
#include <sys/socket.h>
#include <sys/tty.h>
#include <sys/vnode.h>
#include <sys/uio.h>
#include <sys/wait.h>
#include <sys/utsname.h>
#include <sys/unistd.h>
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#include <sys/syscallargs.h>
#include <sys/conf.h>
#include <sys/socketvar.h>
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#include <sys/exec.h>
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#include <compat/sunos/sunos.h>
#include <compat/sunos/sunos_syscallargs.h>
#include <compat/sunos/sunos_util.h>
#include <compat/sunos/sunos_dirent.h>
#include <netinet/in.h>
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#include <miscfs/specfs/specdev.h>
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#include <nfs/rpcv2.h>
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#include <nfs/nfsproto.h>
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#include <nfs/nfs.h>
#include <vm/vm.h>
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#include <vm/vm_swap.h>
static int sunstatfs __P((struct statfs *, caddr_t));
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int
sunos_sys_stime(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_stime_args *uap = v;
struct sys_settimeofday_args ap;
caddr_t sg = stackgap_init(p->p_emul);
struct timeval tv, *sgtvp;
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int error;
error = copyin(SCARG(uap, tp), &tv.tv_sec, sizeof(tv.tv_sec));
if (error)
return error;
tv.tv_usec = 0;
SCARG(&ap, tv) = sgtvp = stackgap_alloc(&sg, sizeof(struct timeval));
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SCARG(&ap, tzp) = NULL;
error = copyout(&tv, sgtvp, sizeof(struct timeval));
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if (error)
return error;
return sys_settimeofday(p, &ap, retval);
}
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int
sunos_sys_wait4(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_wait4_args *uap = v;
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if (SCARG(uap, pid) == 0)
SCARG(uap, pid) = WAIT_ANY;
return (sys_wait4(p, uap, retval));
}
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int
sunos_sys_creat(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_creat_args *uap = v;
struct sys_open_args ouap;
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caddr_t sg = stackgap_init(p->p_emul);
SUNOS_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
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SCARG(&ouap, path) = SCARG(uap, path);
SCARG(&ouap, flags) = O_WRONLY | O_CREAT | O_TRUNC;
SCARG(&ouap, mode) = SCARG(uap, mode);
return (sys_open(p, &ouap, retval));
}
int
sunos_sys_access(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_access_args *uap = v;
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caddr_t sg = stackgap_init(p->p_emul);
SUNOS_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
return (sys_access(p, uap, retval));
}
int
sunos_sys_stat(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_stat_args *uap = v;
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caddr_t sg = stackgap_init(p->p_emul);
SUNOS_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
return (compat_43_sys_stat(p, uap, retval));
}
int
sunos_sys_lstat(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_lstat_args *uap = v;
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caddr_t sg = stackgap_init(p->p_emul);
SUNOS_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
return (compat_43_sys_lstat(p, uap, retval));
}
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int
sunos_sys_execv(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_execv_args /* {
syscallarg(char *) path;
syscallarg(char **) argv;
} */ *uap = v;
struct sys_execve_args ap;
caddr_t sg;
sg = stackgap_init(p->p_emul);
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SUNOS_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
SCARG(&ap, path) = SCARG(uap, path);
SCARG(&ap, argp) = SCARG(uap, argp);
SCARG(&ap, envp) = NULL;
return (sys_execve(p, &ap, retval));
}
int
sunos_sys_execve(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_execve_args /* {
syscallarg(char *) path;
syscallarg(char **) argv;
syscallarg(char **) envp;
} */ *uap = v;
struct sys_execve_args ap;
caddr_t sg;
sg = stackgap_init(p->p_emul);
SUNOS_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
SCARG(&ap, path) = SCARG(uap, path);
SCARG(&ap, argp) = SCARG(uap, argp);
SCARG(&ap, envp) = SCARG(uap, envp);
return (sys_execve(p, &ap, retval));
}
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int
sunos_sys_omsync(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_omsync_args *uap = v;
struct sys_msync_args ouap;
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if (SCARG(uap, flags))
return (EINVAL);
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SCARG(&ouap, addr) = SCARG(uap, addr);
SCARG(&ouap, len) = SCARG(uap, len);
return (sys_msync(p, &ouap, retval));
}
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int
sunos_sys_unmount(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_unmount_args *uap = v;
struct sys_unmount_args ouap;
SCARG(&ouap, path) = SCARG(uap, path);
SCARG(&ouap, flags) = 0;
return (sys_unmount(p, &ouap, retval));
}
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/*
* Conversion table for SunOS NFS mount flags.
*/
static struct {
int sun_flg;
int bsd_flg;
} sunnfs_flgtab[] = {
{ SUNNFS_SOFT, NFSMNT_SOFT },
{ SUNNFS_WSIZE, NFSMNT_WSIZE },
{ SUNNFS_RSIZE, NFSMNT_RSIZE },
{ SUNNFS_TIMEO, NFSMNT_TIMEO },
{ SUNNFS_RETRANS, NFSMNT_RETRANS },
{ SUNNFS_HOSTNAME, 0 }, /* Ignored */
{ SUNNFS_INT, NFSMNT_INT },
{ SUNNFS_NOAC, 0 }, /* Ignored */
{ SUNNFS_ACREGMIN, 0 }, /* Ignored */
{ SUNNFS_ACREGMAX, 0 }, /* Ignored */
{ SUNNFS_ACDIRMIN, 0 }, /* Ignored */
{ SUNNFS_ACDIRMAX, 0 }, /* Ignored */
{ SUNNFS_SECURE, 0 }, /* Ignored */
{ SUNNFS_NOCTO, 0 }, /* Ignored */
{ SUNNFS_POSIX, 0 } /* Ignored */
};
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int
sunos_sys_mount(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_mount_args *uap = v;
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int oflags = SCARG(uap, flags), nflags, error;
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char fsname[MFSNAMELEN];
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caddr_t sg = stackgap_init(p->p_emul);
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if (oflags & (SUNM_NOSUB | SUNM_SYS5))
return (EINVAL);
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if ((oflags & SUNM_NEWTYPE) == 0)
return (EINVAL);
nflags = 0;
if (oflags & SUNM_RDONLY)
nflags |= MNT_RDONLY;
if (oflags & SUNM_NOSUID)
nflags |= MNT_NOSUID;
if (oflags & SUNM_REMOUNT)
nflags |= MNT_UPDATE;
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SCARG(uap, flags) = nflags;
error = copyinstr((caddr_t)SCARG(uap, type), fsname,
sizeof fsname, (size_t *)0);
if (error)
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return (error);
if (strncmp(fsname, "4.2", sizeof fsname) == 0) {
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SCARG(uap, type) = stackgap_alloc(&sg, sizeof("ffs"));
error = copyout("ffs", SCARG(uap, type), sizeof("ffs"));
if (error)
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return (error);
} else if (strncmp(fsname, "nfs", sizeof fsname) == 0) {
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struct sunos_nfs_args sna;
struct sockaddr_in sain;
struct nfs_args na;
struct sockaddr sa;
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int n;
error = copyin(SCARG(uap, data), &sna, sizeof sna);
if (error)
return (error);
error = copyin(sna.addr, &sain, sizeof sain);
if (error)
return (error);
bcopy(&sain, &sa, sizeof sa);
sa.sa_len = sizeof(sain);
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SCARG(uap, data) = stackgap_alloc(&sg, sizeof(na));
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na.version = NFS_ARGSVERSION;
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na.addr = stackgap_alloc(&sg, sizeof(struct sockaddr));
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na.addrlen = sizeof(struct sockaddr);
na.sotype = SOCK_DGRAM;
na.proto = IPPROTO_UDP;
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na.fh = (void *)sna.fh;
na.fhsize = NFSX_V2FH;
na.flags = 0;
n = sizeof(sunnfs_flgtab) / sizeof(sunnfs_flgtab[0]);
while (--n >= 0)
if (sna.flags & sunnfs_flgtab[n].sun_flg)
na.flags |= sunnfs_flgtab[n].bsd_flg;
na.wsize = sna.wsize;
na.rsize = sna.rsize;
if (na.flags & NFSMNT_RSIZE) {
na.flags |= NFSMNT_READDIRSIZE;
na.readdirsize = na.rsize;
}
na.timeo = sna.timeo;
na.retrans = sna.retrans;
na.hostname = sna.hostname;
error = copyout(&sa, na.addr, sizeof sa);
if (error)
return (error);
error = copyout(&na, SCARG(uap, data), sizeof na);
if (error)
return (error);
}
return (sys_mount(p, (struct sys_mount_args *)uap, retval));
}
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#if defined(NFS)
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int
async_daemon(p, v, retval)
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struct proc *p;
void *v;
register_t *retval;
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{
struct sys_nfssvc_args ouap;
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SCARG(&ouap, flag) = NFSSVC_BIOD;
SCARG(&ouap, argp) = NULL;
return (sys_nfssvc(p, &ouap, retval));
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}
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#endif /* NFS */
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int
sunos_sys_sigpending(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_sigpending_args *uap = v;
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int mask = p->p_siglist & p->p_sigmask;
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return (copyout((caddr_t)&mask, (caddr_t)SCARG(uap, mask), sizeof(int)));
}
/*
* Read Sun-style directory entries. We suck them into kernel space so
* that they can be massaged before being copied out to user code. Like
* SunOS, we squish out `empty' entries.
*
* This is quite ugly, but what do you expect from compatibility code?
*/
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int
sunos_sys_getdents(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_getdents_args *uap = v;
struct dirent *bdp;
struct vnode *vp;
caddr_t inp, buf; /* BSD-format */
int len, reclen; /* BSD-format */
caddr_t outp; /* Sun-format */
int resid, sunos_reclen;/* Sun-format */
struct file *fp;
struct uio auio;
struct iovec aiov;
struct sunos_dirent idb;
off_t off; /* true file offset */
int buflen, error, eofflag;
off_t *cookiebuf, *cookie;
int ncookies;
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if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0)
return (error);
if ((fp->f_flag & FREAD) == 0)
return (EBADF);
vp = (struct vnode *)fp->f_data;
if (vp->v_type != VDIR) /* XXX vnode readdir op should do this */
return (EINVAL);
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buflen = min(MAXBSIZE, SCARG(uap, nbytes));
buf = malloc(buflen, M_TEMP, M_WAITOK);
ncookies = buflen / 16;
cookiebuf = malloc(ncookies * sizeof(*cookiebuf), M_TEMP, M_WAITOK);
VOP_LOCK(vp);
off = fp->f_offset;
again:
aiov.iov_base = buf;
aiov.iov_len = buflen;
auio.uio_iov = &aiov;
auio.uio_iovcnt = 1;
auio.uio_rw = UIO_READ;
auio.uio_segflg = UIO_SYSSPACE;
auio.uio_procp = p;
auio.uio_resid = buflen;
auio.uio_offset = off;
/*
* First we read into the malloc'ed buffer, then
* we massage it into user space, one record at a time.
*/
error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, cookiebuf,
ncookies);
if (error)
goto out;
inp = buf;
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outp = SCARG(uap, buf);
resid = SCARG(uap, nbytes);
if ((len = buflen - auio.uio_resid) == 0)
goto eof;
for (cookie = cookiebuf; len > 0; len -= reclen) {
bdp = (struct dirent *)inp;
reclen = bdp->d_reclen;
if (reclen & 3)
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panic("sunos_getdents");
if ((*cookie >> 32) != 0) {
compat_offseterr(vp, "sunos_getdents");
error = EINVAL;
goto out;
}
if (bdp->d_fileno == 0) {
inp += reclen; /* it is a hole; squish it out */
off = *cookie++;
continue;
}
sunos_reclen = SUNOS_RECLEN(&idb, bdp->d_namlen);
if (reclen > len || resid < sunos_reclen) {
/* entry too big for buffer, so just stop */
outp++;
break;
}
off = *cookie++; /* each entry points to next */
/*
* Massage in place to make a Sun-shaped dirent (otherwise
* we have to worry about touching user memory outside of
* the copyout() call).
*/
idb.d_fileno = bdp->d_fileno;
idb.d_off = off;
idb.d_reclen = sunos_reclen;
idb.d_namlen = bdp->d_namlen;
strcpy(idb.d_name, bdp->d_name);
if ((error = copyout((caddr_t)&idb, outp, sunos_reclen)) != 0)
goto out;
/* advance past this real entry */
inp += reclen;
/* advance output past Sun-shaped entry */
outp += sunos_reclen;
resid -= sunos_reclen;
}
/* if we squished out the whole block, try again */
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if (outp == SCARG(uap, buf))
goto again;
fp->f_offset = off; /* update the vnode offset */
eof:
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*retval = SCARG(uap, nbytes) - resid;
out:
VOP_UNLOCK(vp);
free(cookiebuf, M_TEMP);
free(buf, M_TEMP);
return (error);
}
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#define SUNOS__MAP_NEW 0x80000000 /* if not, old mmap & cannot handle */
int
sunos_sys_mmap(p, v, retval)
register struct proc *p;
void *v;
register_t *retval;
{
register struct sunos_sys_mmap_args *uap = v;
struct sys_mmap_args ouap;
register struct filedesc *fdp;
register struct file *fp;
register struct vnode *vp;
void *rp;
/*
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* Verify the arguments.
*/
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if (SCARG(uap, prot) & ~(PROT_READ|PROT_WRITE|PROT_EXEC))
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return (EINVAL); /* XXX still needed? */
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if ((SCARG(uap, flags) & SUNOS__MAP_NEW) == 0)
return (EINVAL);
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SCARG(&ouap, flags) = SCARG(uap, flags) & ~SUNOS__MAP_NEW;
SCARG(&ouap, addr) = SCARG(uap, addr);
rp = (void *) round_page(p->p_vmspace->vm_daddr+MAXDSIZ);
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if ((SCARG(&ouap, flags) & MAP_FIXED) == 0 &&
SCARG(&ouap, addr) != 0 && SCARG(&ouap, addr) < rp)
SCARG(&ouap, addr) = rp;
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SCARG(&ouap, len) = SCARG(uap, len);
SCARG(&ouap, prot) = SCARG(uap, prot);
SCARG(&ouap, fd) = SCARG(uap, fd);
SCARG(&ouap, pos) = SCARG(uap, pos);
/*
* Special case: if fd refers to /dev/zero, map as MAP_ANON. (XXX)
*/
fdp = p->p_fd;
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if ((unsigned)SCARG(&ouap, fd) < fdp->fd_nfiles && /*XXX*/
(fp = fdp->fd_ofiles[SCARG(&ouap, fd)]) != NULL && /*XXX*/
fp->f_type == DTYPE_VNODE && /*XXX*/
(vp = (struct vnode *)fp->f_data)->v_type == VCHR && /*XXX*/
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iszerodev(vp->v_rdev)) { /*XXX*/
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SCARG(&ouap, flags) |= MAP_ANON;
SCARG(&ouap, fd) = -1;
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}
return (sys_mmap(p, &ouap, retval));
}
#define MC_SYNC 1
#define MC_LOCK 2
#define MC_UNLOCK 3
#define MC_ADVISE 4
#define MC_LOCKAS 5
#define MC_UNLOCKAS 6
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int
sunos_sys_mctl(p, v, retval)
register struct proc *p;
void *v;
register_t *retval;
{
register struct sunos_sys_mctl_args *uap = v;
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switch (SCARG(uap, func)) {
case MC_ADVISE: /* ignore for now */
return (0);
case MC_SYNC: /* translate to msync */
return (sys_msync(p, uap, retval));
default:
return (EINVAL);
}
}
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int
sunos_sys_setsockopt(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
register struct sunos_sys_setsockopt_args *uap = v;
struct file *fp;
struct mbuf *m = NULL;
int error;
if ((error = getsock(p->p_fd, SCARG(uap, s), &fp)) != 0)
return (error);
#define SO_DONTLINGER (~SO_LINGER)
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if (SCARG(uap, name) == SO_DONTLINGER) {
m = m_get(M_WAIT, MT_SOOPTS);
mtod(m, struct linger *)->l_onoff = 0;
m->m_len = sizeof(struct linger);
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return (sosetopt((struct socket *)fp->f_data, SCARG(uap, level),
SO_LINGER, m));
}
if (SCARG(uap, level) == IPPROTO_IP) {
#define SUNOS_IP_MULTICAST_IF 2
#define SUNOS_IP_MULTICAST_TTL 3
#define SUNOS_IP_MULTICAST_LOOP 4
#define SUNOS_IP_ADD_MEMBERSHIP 5
#define SUNOS_IP_DROP_MEMBERSHIP 6
static int ipoptxlat[] = {
IP_MULTICAST_IF,
IP_MULTICAST_TTL,
IP_MULTICAST_LOOP,
IP_ADD_MEMBERSHIP,
IP_DROP_MEMBERSHIP
};
if (SCARG(uap, name) >= SUNOS_IP_MULTICAST_IF &&
SCARG(uap, name) <= SUNOS_IP_DROP_MEMBERSHIP) {
SCARG(uap, name) =
ipoptxlat[SCARG(uap, name) - SUNOS_IP_MULTICAST_IF];
}
}
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if (SCARG(uap, valsize) > MLEN)
return (EINVAL);
1994-10-26 02:03:22 +03:00
if (SCARG(uap, val)) {
m = m_get(M_WAIT, MT_SOOPTS);
error = copyin(SCARG(uap, val), mtod(m, caddr_t),
(u_int)SCARG(uap, valsize));
if (error) {
(void) m_free(m);
return (error);
}
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m->m_len = SCARG(uap, valsize);
}
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return (sosetopt((struct socket *)fp->f_data, SCARG(uap, level),
SCARG(uap, name), m));
}
1994-10-26 02:03:22 +03:00
int
sunos_sys_fchroot(p, v, retval)
register struct proc *p;
void *v;
register_t *retval;
{
register struct sunos_sys_fchroot_args *uap = v;
register struct filedesc *fdp = p->p_fd;
register struct vnode *vp;
struct file *fp;
int error;
if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
return (error);
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if ((error = getvnode(fdp, SCARG(uap, fd), &fp)) != 0)
return (error);
vp = (struct vnode *)fp->f_data;
VOP_LOCK(vp);
if (vp->v_type != VDIR)
error = ENOTDIR;
else
error = VOP_ACCESS(vp, VEXEC, p->p_ucred, p);
VOP_UNLOCK(vp);
if (error)
return (error);
VREF(vp);
if (fdp->fd_rdir != NULL)
vrele(fdp->fd_rdir);
fdp->fd_rdir = vp;
return (0);
}
/*
* XXX: This needs cleaning up.
*/
1994-10-26 02:03:22 +03:00
int
sunos_sys_auditsys(p, v, retval)
1994-12-16 22:01:43 +03:00
struct proc *p;
void *v;
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register_t *retval;
{
return 0;
}
1994-10-26 02:03:22 +03:00
int
sunos_sys_uname(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_uname_args *uap = v;
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struct sunos_utsname sut;
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extern char ostype[], machine[], osrelease[];
bzero(&sut, sizeof(sut));
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bcopy(ostype, sut.sysname, sizeof(sut.sysname) - 1);
bcopy(hostname, sut.nodename, sizeof(sut.nodename));
sut.nodename[sizeof(sut.nodename)-1] = '\0';
bcopy(osrelease, sut.release, sizeof(sut.release) - 1);
bcopy("1", sut.version, sizeof(sut.version) - 1);
bcopy(machine, sut.machine, sizeof(sut.machine) - 1);
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return copyout((caddr_t)&sut, (caddr_t)SCARG(uap, name),
sizeof(struct sunos_utsname));
}
int
sunos_sys_setpgrp(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_setpgrp_args *uap = v;
/*
* difference to our setpgid call is to include backwards
* compatibility to pre-setsid() binaries. Do setsid()
* instead of setpgid() in those cases where the process
* tries to create a new session the old way.
*/
if (!SCARG(uap, pgid) &&
(!SCARG(uap, pid) || SCARG(uap, pid) == p->p_pid))
return sys_setsid(p, uap, retval);
else
return sys_setpgid(p, uap, retval);
}
1994-10-26 02:03:22 +03:00
int
sunos_sys_open(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_open_args *uap = v;
int l, r;
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int noctty;
int ret;
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caddr_t sg = stackgap_init(p->p_emul);
SUNOS_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
/* convert mode into NetBSD mode */
1994-12-15 12:41:36 +03:00
l = SCARG(uap, flags);
noctty = l & 0x8000;
r = (l & (0x0001 | 0x0002 | 0x0008 | 0x0040 | 0x0200 | 0x0400 | 0x0800));
r |= ((l & (0x0004 | 0x1000 | 0x4000)) ? O_NONBLOCK : 0);
r |= ((l & 0x0080) ? O_SHLOCK : 0);
r |= ((l & 0x0100) ? O_EXLOCK : 0);
r |= ((l & 0x2000) ? O_FSYNC : 0);
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SCARG(uap, flags) = r;
ret = sys_open(p, (struct sys_open_args *)uap, retval);
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if (!ret && !noctty && SESS_LEADER(p) && !(p->p_flag & P_CONTROLT)) {
struct filedesc *fdp = p->p_fd;
struct file *fp = fdp->fd_ofiles[*retval];
/* ignore any error, just give it a try */
if (fp->f_type == DTYPE_VNODE)
(fp->f_ops->fo_ioctl)(fp, TIOCSCTTY, (caddr_t)0, p);
}
return ret;
}
1994-02-21 02:24:03 +03:00
#if defined (NFSSERVER)
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int
sunos_sys_nfssvc(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
#if 0
struct sunos_sys_nfssvc_args *uap = v;
struct emul *e = p->p_emul;
struct sys_nfssvc_args outuap;
struct sockaddr sa;
int error;
1996-10-13 05:16:19 +04:00
caddr_t sg = stackgap_init(p->p_emul);
bzero(&outuap, sizeof outuap);
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SCARG(&outuap, fd) = SCARG(uap, fd);
1996-10-13 05:16:19 +04:00
SCARG(&outuap, mskval) = stackgap_alloc(&sg, sizeof(sa));
SCARG(&outuap, msklen) = sizeof(sa);
SCARG(&outuap, mtchval) = stackgap_alloc(&sg, sizeof(sa));
SCARG(&outuap, mtchlen) = sizeof(sa);
bzero(&sa, sizeof sa);
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if (error = copyout(&sa, SCARG(&outuap, mskval), SCARG(&outuap, msklen)))
return (error);
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if (error = copyout(&sa, SCARG(&outuap, mtchval), SCARG(&outuap, mtchlen)))
return (error);
return nfssvc(p, &outuap, retval);
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#else
return (ENOSYS);
#endif
}
1994-02-21 02:24:03 +03:00
#endif /* NFSSERVER */
1994-10-26 02:03:22 +03:00
int
sunos_sys_ustat(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_ustat_args *uap = v;
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struct sunos_ustat us;
int error;
bzero(&us, sizeof us);
/*
* XXX: should set f_tfree and f_tinode at least
1994-10-26 02:03:22 +03:00
* How do we translate dev -> fstat? (and then to sunos_ustat)
*/
if ((error = copyout(&us, SCARG(uap, buf), sizeof us)) != 0)
return (error);
return 0;
}
1994-10-26 02:03:22 +03:00
int
sunos_sys_quotactl(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
return EINVAL;
}
1994-10-26 02:03:22 +03:00
int
sunos_sys_vhangup(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct session *sp = p->p_session;
if (sp->s_ttyvp == 0)
return 0;
if (sp->s_ttyp && sp->s_ttyp->t_session == sp && sp->s_ttyp->t_pgrp)
pgsignal(sp->s_ttyp->t_pgrp, SIGHUP, 1);
(void) ttywait(sp->s_ttyp);
if (sp->s_ttyvp)
vgoneall(sp->s_ttyvp);
if (sp->s_ttyvp)
vrele(sp->s_ttyvp);
sp->s_ttyvp = NULL;
return 0;
}
static int
sunstatfs(sp, buf)
struct statfs *sp;
caddr_t buf;
{
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struct sunos_statfs ssfs;
bzero(&ssfs, sizeof ssfs);
ssfs.f_type = 0;
1994-04-24 15:37:49 +04:00
ssfs.f_bsize = sp->f_bsize;
ssfs.f_blocks = sp->f_blocks;
ssfs.f_bfree = sp->f_bfree;
ssfs.f_bavail = sp->f_bavail;
ssfs.f_files = sp->f_files;
ssfs.f_ffree = sp->f_ffree;
ssfs.f_fsid = sp->f_fsid;
return copyout((caddr_t)&ssfs, buf, sizeof ssfs);
}
1994-10-26 02:03:22 +03:00
int
sunos_sys_statfs(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_statfs_args *uap = v;
register struct mount *mp;
register struct statfs *sp;
int error;
struct nameidata nd;
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caddr_t sg = stackgap_init(p->p_emul);
SUNOS_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
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NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, SCARG(uap, path), p);
if ((error = namei(&nd)) != 0)
return (error);
1994-06-10 13:26:18 +04:00
mp = nd.ni_vp->v_mount;
sp = &mp->mnt_stat;
1994-06-10 13:26:18 +04:00
vrele(nd.ni_vp);
if ((error = VFS_STATFS(mp, sp, p)) != 0)
return (error);
sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
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return sunstatfs(sp, (caddr_t)SCARG(uap, buf));
}
1994-10-26 02:03:22 +03:00
int
sunos_sys_fstatfs(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_fstatfs_args *uap = v;
struct file *fp;
struct mount *mp;
register struct statfs *sp;
int error;
if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0)
return (error);
mp = ((struct vnode *)fp->f_data)->v_mount;
sp = &mp->mnt_stat;
if ((error = VFS_STATFS(mp, sp, p)) != 0)
return (error);
sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
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return sunstatfs(sp, (caddr_t)SCARG(uap, buf));
}
1994-10-26 02:03:22 +03:00
int
sunos_sys_exportfs(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
/*
* XXX: should perhaps translate into a mount(2)
* with MOUNT_EXPORT?
*/
return 0;
}
1994-10-26 02:03:22 +03:00
int
sunos_sys_mknod(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_mknod_args *uap = v;
1995-06-25 00:22:33 +04:00
caddr_t sg = stackgap_init(p->p_emul);
SUNOS_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
1994-10-26 02:03:22 +03:00
if (S_ISFIFO(SCARG(uap, mode)))
return sys_mkfifo(p, uap, retval);
return sys_mknod(p, (struct sys_mknod_args *)uap, retval);
}
1994-10-26 02:03:22 +03:00
#define SUNOS_SC_ARG_MAX 1
#define SUNOS_SC_CHILD_MAX 2
#define SUNOS_SC_CLK_TCK 3
#define SUNOS_SC_NGROUPS_MAX 4
#define SUNOS_SC_OPEN_MAX 5
#define SUNOS_SC_JOB_CONTROL 6
#define SUNOS_SC_SAVED_IDS 7
#define SUNOS_SC_VERSION 8
1994-10-26 02:03:22 +03:00
int
sunos_sys_sysconf(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_sysconf_args *uap = v;
1994-05-24 06:15:18 +04:00
extern int maxfiles;
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switch(SCARG(uap, name)) {
case SUNOS_SC_ARG_MAX:
*retval = ARG_MAX;
1994-03-03 17:15:25 +03:00
break;
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case SUNOS_SC_CHILD_MAX:
*retval = maxproc;
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break;
1994-10-26 02:03:22 +03:00
case SUNOS_SC_CLK_TCK:
*retval = 60; /* should this be `hz', ie. 100? */
1994-03-03 17:15:25 +03:00
break;
1994-10-26 02:03:22 +03:00
case SUNOS_SC_NGROUPS_MAX:
*retval = NGROUPS_MAX;
1994-03-03 17:15:25 +03:00
break;
1994-10-26 02:03:22 +03:00
case SUNOS_SC_OPEN_MAX:
1994-05-24 06:15:18 +04:00
*retval = maxfiles;
1994-03-03 17:15:25 +03:00
break;
1994-10-26 02:03:22 +03:00
case SUNOS_SC_JOB_CONTROL:
*retval = 1;
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break;
1994-10-26 02:03:22 +03:00
case SUNOS_SC_SAVED_IDS:
#ifdef _POSIX_SAVED_IDS
*retval = 1;
#else
*retval = 0;
#endif
1994-03-03 17:15:25 +03:00
break;
1994-10-26 02:03:22 +03:00
case SUNOS_SC_VERSION:
*retval = 198808;
1994-03-03 17:15:25 +03:00
break;
default:
return EINVAL;
}
return 0;
}
1994-10-26 02:03:22 +03:00
#define SUNOS_RLIMIT_NOFILE 6 /* Other RLIMIT_* are the same */
#define SUNOS_RLIM_NLIMITS 7
1994-10-26 02:03:22 +03:00
int
sunos_sys_getrlimit(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_getrlimit_args *uap = v;
1994-10-26 02:03:22 +03:00
if (SCARG(uap, which) >= SUNOS_RLIM_NLIMITS)
return EINVAL;
1994-10-26 02:03:22 +03:00
if (SCARG(uap, which) == SUNOS_RLIMIT_NOFILE)
SCARG(uap, which) = RLIMIT_NOFILE;
return compat_43_sys_getrlimit(p, uap, retval);
}
1994-10-26 02:03:22 +03:00
int
sunos_sys_setrlimit(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_getrlimit_args *uap = v;
1994-10-26 02:03:22 +03:00
if (SCARG(uap, which) >= SUNOS_RLIM_NLIMITS)
return EINVAL;
1994-10-26 02:03:22 +03:00
if (SCARG(uap, which) == SUNOS_RLIMIT_NOFILE)
SCARG(uap, which) = RLIMIT_NOFILE;
return compat_43_sys_setrlimit(p, uap, retval);
}
1994-11-23 10:05:20 +03:00
/* for the m68k machines */
#ifndef PT_GETFPREGS
#define PT_GETFPREGS -1
#endif
#ifndef PT_SETFPREGS
#define PT_SETFPREGS -1
#endif
static int sreq2breq[] = {
PT_TRACE_ME, PT_READ_I, PT_READ_D, -1,
PT_WRITE_I, PT_WRITE_D, -1, PT_CONTINUE,
PT_KILL, -1, PT_ATTACH, PT_DETACH,
PT_GETREGS, PT_SETREGS, PT_GETFPREGS, PT_SETFPREGS
};
static int nreqs = sizeof(sreq2breq) / sizeof(sreq2breq[0]);
int
sunos_sys_ptrace(p, v, retval)
struct proc *p;
void *v;
register_t *retval;
{
struct sunos_sys_ptrace_args *uap = v;
struct sys_ptrace_args pa;
int req;
req = SCARG(uap, req);
if (req < 0 || req >= nreqs)
return (EINVAL);
req = sreq2breq[req];
if (req == -1)
return (EINVAL);
SCARG(&pa, req) = req;
SCARG(&pa, pid) = (pid_t)SCARG(uap, pid);
SCARG(&pa, addr) = (caddr_t)SCARG(uap, addr);
SCARG(&pa, data) = SCARG(uap, data);
return sys_ptrace(p, &pa, retval);
}
1995-04-23 03:45:29 +04:00
/*
* SunOS reboot system call (for compatibility).
* Sun lets you pass in a boot string which the PROM
* saves and provides to the next boot program.
*/
#define SUNOS_RB_ASKNAME 0x001
#define SUNOS_RB_SINGLE 0x002
#define SUNOS_RB_NOSYNC 0x004
#define SUNOS_RB_HALT 0x008
#define SUNOS_RB_DUMP 0x080
#define SUNOS_RB_STRING 0x200
1995-04-23 03:45:29 +04:00
static struct sunos_howto_conv {
int sun_howto;
1995-04-23 03:45:29 +04:00
int bsd_howto;
} sunos_howto_conv[] = {
{ SUNOS_RB_ASKNAME, RB_ASKNAME },
{ SUNOS_RB_SINGLE, RB_SINGLE },
{ SUNOS_RB_NOSYNC, RB_NOSYNC },
{ SUNOS_RB_HALT, RB_HALT },
{ SUNOS_RB_DUMP, RB_DUMP },
{ SUNOS_RB_STRING, RB_STRING },
{ 0x000, 0 },
1995-04-23 03:45:29 +04:00
};
int
sunos_sys_reboot(p, v, retval)
1995-04-23 03:45:29 +04:00
struct proc *p;
void *v;
register_t *retval;
1995-04-23 03:45:29 +04:00
{
struct sunos_sys_reboot_args *uap = v;
struct sys_reboot_args ua;
1995-04-23 03:45:29 +04:00
struct sunos_howto_conv *convp;
int error, bsd_howto, sun_howto;
char *bootstr;
1995-04-23 03:45:29 +04:00
if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
1995-04-23 03:45:29 +04:00
return (error);
/*
* Convert howto bits to BSD format.
*/
sun_howto = SCARG(uap, howto);
1995-04-23 03:45:29 +04:00
bsd_howto = 0;
convp = sunos_howto_conv;
while (convp->sun_howto) {
if (sun_howto & convp->sun_howto)
1995-04-23 03:45:29 +04:00
bsd_howto |= convp->bsd_howto;
convp++;
}
/*
* Sun RB_STRING (Get user supplied bootstring.)
* If the machine supports passing a string to the
* next booted kernel.
1995-04-23 03:45:29 +04:00
*/
if (sun_howto & SUNOS_RB_STRING) {
char bs[128];
error = copyinstr(SCARG(uap, bootstr), bs, sizeof(bs), 0);
if (error)
bootstr = NULL;
else
bootstr = bs;
} else
bootstr = NULL;
SCARG(&ua, opt) = bsd_howto;
SCARG(&ua, bootstr) = bootstr;
sys_reboot(p, &ua, retval);
return(0);
1995-04-23 03:45:29 +04:00
}
1995-06-25 00:22:33 +04:00
/*
* Generalized interface signal handler, 4.3-compatible.
*/
/* ARGSUSED */
int
sunos_sys_sigvec(p, v, retval)
1995-06-25 00:22:33 +04:00
struct proc *p;
void *v;
register_t *retval;
{
register struct sunos_sys_sigvec_args /* {
1995-06-25 00:22:33 +04:00
syscallarg(int) signum;
syscallarg(struct sigvec *) nsv;
syscallarg(struct sigvec *) osv;
} */ *uap = v;
1995-06-25 00:22:33 +04:00
struct sigvec vec;
register struct sigacts *ps = p->p_sigacts;
register struct sigvec *sv;
register int signum;
int bit, error;
signum = SCARG(uap, signum);
if (signum <= 0 || signum >= NSIG ||
signum == SIGKILL || signum == SIGSTOP)
return (EINVAL);
sv = &vec;
if (SCARG(uap, osv)) {
*(sig_t *)&sv->sv_handler = ps->ps_sigact[signum];
sv->sv_mask = ps->ps_catchmask[signum];
bit = sigmask(signum);
sv->sv_flags = 0;
if ((ps->ps_sigonstack & bit) != 0)
sv->sv_flags |= SV_ONSTACK;
if ((ps->ps_sigintr & bit) != 0)
sv->sv_flags |= SV_INTERRUPT;
if ((ps->ps_sigreset & bit) != 0)
sv->sv_flags |= SA_RESETHAND;
sv->sv_mask &= ~bit;
error = copyout((caddr_t)sv, (caddr_t)SCARG(uap, osv),
sizeof (vec));
if (error)
1995-06-25 00:22:33 +04:00
return (error);
}
if (SCARG(uap, nsv)) {
error = copyin((caddr_t)SCARG(uap, nsv), (caddr_t)sv,
sizeof (vec));
if (error)
1995-06-25 00:22:33 +04:00
return (error);
/*
* SunOS uses the mask 0x0004 as SV_RESETHAND
* meaning: `reset to SIG_DFL on delivery'.
* We support only the bits in: 0xF
* (those bits are the same as ours)
1995-06-25 00:22:33 +04:00
*/
if (sv->sv_flags & ~0xF)
return (EINVAL);
/* SunOS binaries have a user-mode trampoline. */
sv->sv_flags |= SA_USERTRAMP;
/* Convert sigvec:SV_INTERRUPT to sigaction:SA_RESTART */
sv->sv_flags ^= SA_RESTART; /* same bit, inverted */
1995-06-25 00:22:33 +04:00
setsigvec(p, signum, (struct sigaction *)sv);
}
return (0);
}