e059b0f016
length parameter for validity. Submitted by: David Rhodus <drhodus@catpa.com>
266 lines
6.8 KiB
C
266 lines
6.8 KiB
C
/*
|
|
* Copyright (c) 1995 Scott Bartram
|
|
* Copyright (c) 1995 Steven Wallace
|
|
* All rights reserved.
|
|
*
|
|
* 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. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/namei.h>
|
|
#include <sys/file.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/filedesc.h>
|
|
#include <sys/jail.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/mount.h>
|
|
#include <sys/vnode.h>
|
|
#include <sys/sysctl.h>
|
|
#include <sys/sysproto.h>
|
|
|
|
#include <i386/ibcs2/ibcs2_signal.h>
|
|
#include <i386/ibcs2/ibcs2_stat.h>
|
|
#include <i386/ibcs2/ibcs2_statfs.h>
|
|
#include <i386/ibcs2/ibcs2_proto.h>
|
|
#include <i386/ibcs2/ibcs2_util.h>
|
|
#include <i386/ibcs2/ibcs2_utsname.h>
|
|
|
|
|
|
static void bsd_stat2ibcs_stat(struct stat *, struct ibcs2_stat *);
|
|
static int cvt_statfs(struct statfs *, caddr_t, int);
|
|
|
|
static void
|
|
bsd_stat2ibcs_stat(st, st4)
|
|
struct stat *st;
|
|
struct ibcs2_stat *st4;
|
|
{
|
|
bzero(st4, sizeof(*st4));
|
|
st4->st_dev = (ibcs2_dev_t)st->st_dev;
|
|
st4->st_ino = (ibcs2_ino_t)st->st_ino;
|
|
st4->st_mode = (ibcs2_mode_t)st->st_mode;
|
|
st4->st_nlink= (ibcs2_nlink_t)st->st_nlink;
|
|
st4->st_uid = (ibcs2_uid_t)st->st_uid;
|
|
st4->st_gid = (ibcs2_gid_t)st->st_gid;
|
|
st4->st_rdev = (ibcs2_dev_t)st->st_rdev;
|
|
if (st->st_size < (quad_t)1 << 32)
|
|
st4->st_size = (ibcs2_off_t)st->st_size;
|
|
else
|
|
st4->st_size = -2;
|
|
st4->st_atim = (ibcs2_time_t)st->st_atime;
|
|
st4->st_mtim = (ibcs2_time_t)st->st_mtime;
|
|
st4->st_ctim = (ibcs2_time_t)st->st_ctime;
|
|
}
|
|
|
|
static int
|
|
cvt_statfs(sp, buf, len)
|
|
struct statfs *sp;
|
|
caddr_t buf;
|
|
int len;
|
|
{
|
|
struct ibcs2_statfs ssfs;
|
|
|
|
if (len < 0)
|
|
return (EINVAL);
|
|
else if (len > sizeof(ssfs))
|
|
len = sizeof(ssfs);
|
|
bzero(&ssfs, sizeof ssfs);
|
|
ssfs.f_fstyp = 0;
|
|
ssfs.f_bsize = sp->f_bsize;
|
|
ssfs.f_frsize = 0;
|
|
ssfs.f_blocks = sp->f_blocks;
|
|
ssfs.f_bfree = sp->f_bfree;
|
|
ssfs.f_files = sp->f_files;
|
|
ssfs.f_ffree = sp->f_ffree;
|
|
ssfs.f_fname[0] = 0;
|
|
ssfs.f_fpack[0] = 0;
|
|
return copyout((caddr_t)&ssfs, buf, len);
|
|
}
|
|
|
|
int
|
|
ibcs2_statfs(td, uap)
|
|
struct thread *td;
|
|
struct ibcs2_statfs_args *uap;
|
|
{
|
|
register struct mount *mp;
|
|
register struct statfs *sp;
|
|
int error;
|
|
struct nameidata nd;
|
|
caddr_t sg = stackgap_init();
|
|
|
|
CHECKALTEXIST(td, &sg, uap->path);
|
|
NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, uap->path, td);
|
|
if ((error = namei(&nd)) != 0)
|
|
return (error);
|
|
NDFREE(&nd, NDF_ONLY_PNBUF);
|
|
mp = nd.ni_vp->v_mount;
|
|
sp = &mp->mnt_stat;
|
|
vrele(nd.ni_vp);
|
|
if ((error = VFS_STATFS(mp, sp, td)) != 0)
|
|
return (error);
|
|
sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
|
|
return cvt_statfs(sp, (caddr_t)uap->buf, uap->len);
|
|
}
|
|
|
|
int
|
|
ibcs2_fstatfs(td, uap)
|
|
struct thread *td;
|
|
struct ibcs2_fstatfs_args *uap;
|
|
{
|
|
struct file *fp;
|
|
struct mount *mp;
|
|
register struct statfs *sp;
|
|
int error;
|
|
|
|
if ((error = getvnode(td->td_proc->p_fd, uap->fd, &fp)) != 0)
|
|
return (error);
|
|
mp = fp->f_vnode->v_mount;
|
|
sp = &mp->mnt_stat;
|
|
error = VFS_STATFS(mp, sp, td);
|
|
fdrop(fp, td);
|
|
if (error != 0)
|
|
return (error);
|
|
sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
|
|
return cvt_statfs(sp, (caddr_t)uap->buf, uap->len);
|
|
}
|
|
|
|
int
|
|
ibcs2_stat(td, uap)
|
|
struct thread *td;
|
|
struct ibcs2_stat_args *uap;
|
|
{
|
|
struct stat st;
|
|
struct ibcs2_stat ibcs2_st;
|
|
struct stat_args cup;
|
|
int error;
|
|
caddr_t sg = stackgap_init();
|
|
|
|
CHECKALTEXIST(td, &sg, uap->path);
|
|
cup.path = uap->path;
|
|
cup.ub = stackgap_alloc(&sg, sizeof(st));
|
|
|
|
if ((error = stat(td, &cup)) != 0)
|
|
return error;
|
|
|
|
if ((error = copyin(cup.ub, &st, sizeof(st))) != 0)
|
|
return error;
|
|
bsd_stat2ibcs_stat(&st, &ibcs2_st);
|
|
return copyout((caddr_t)&ibcs2_st, (caddr_t)uap->st,
|
|
ibcs2_stat_len);
|
|
}
|
|
|
|
int
|
|
ibcs2_lstat(td, uap)
|
|
struct thread *td;
|
|
struct ibcs2_lstat_args *uap;
|
|
{
|
|
struct stat st;
|
|
struct ibcs2_stat ibcs2_st;
|
|
struct lstat_args cup;
|
|
int error;
|
|
caddr_t sg = stackgap_init();
|
|
|
|
CHECKALTEXIST(td, &sg, uap->path);
|
|
cup.path = uap->path;
|
|
cup.ub = stackgap_alloc(&sg, sizeof(st));
|
|
|
|
if ((error = lstat(td, &cup)) != 0)
|
|
return error;
|
|
|
|
if ((error = copyin(cup.ub, &st, sizeof(st))) != 0)
|
|
return error;
|
|
bsd_stat2ibcs_stat(&st, &ibcs2_st);
|
|
return copyout((caddr_t)&ibcs2_st, (caddr_t)uap->st,
|
|
ibcs2_stat_len);
|
|
}
|
|
|
|
int
|
|
ibcs2_fstat(td, uap)
|
|
struct thread *td;
|
|
struct ibcs2_fstat_args *uap;
|
|
{
|
|
struct stat st;
|
|
struct ibcs2_stat ibcs2_st;
|
|
struct fstat_args cup;
|
|
int error;
|
|
caddr_t sg = stackgap_init();
|
|
|
|
cup.fd = uap->fd;
|
|
cup.sb = stackgap_alloc(&sg, sizeof(st));
|
|
|
|
if ((error = fstat(td, &cup)) != 0)
|
|
return error;
|
|
|
|
if ((error = copyin(cup.sb, &st, sizeof(st))) != 0)
|
|
return error;
|
|
bsd_stat2ibcs_stat(&st, &ibcs2_st);
|
|
return copyout((caddr_t)&ibcs2_st, (caddr_t)uap->st,
|
|
ibcs2_stat_len);
|
|
}
|
|
|
|
int
|
|
ibcs2_utssys(td, uap)
|
|
struct thread *td;
|
|
struct ibcs2_utssys_args *uap;
|
|
{
|
|
switch (uap->flag) {
|
|
case 0: /* uname(2) */
|
|
{
|
|
char machine_name[9], *p;
|
|
struct ibcs2_utsname sut;
|
|
bzero(&sut, ibcs2_utsname_len);
|
|
|
|
strncpy(sut.sysname,
|
|
IBCS2_UNAME_SYSNAME, sizeof(sut.sysname) - 1);
|
|
strncpy(sut.release,
|
|
IBCS2_UNAME_RELEASE, sizeof(sut.release) - 1);
|
|
strncpy(sut.version,
|
|
IBCS2_UNAME_VERSION, sizeof(sut.version) - 1);
|
|
getcredhostname(td->td_ucred, machine_name,
|
|
sizeof(machine_name) - 1);
|
|
p = index(machine_name, '.');
|
|
if ( p )
|
|
*p = '\0';
|
|
strncpy(sut.nodename, machine_name, sizeof(sut.nodename) - 1);
|
|
strncpy(sut.machine, machine, sizeof(sut.machine) - 1);
|
|
|
|
DPRINTF(("IBCS2 uname: sys=%s rel=%s ver=%s node=%s mach=%s\n",
|
|
sut.sysname, sut.release, sut.version, sut.nodename,
|
|
sut.machine));
|
|
return copyout((caddr_t)&sut, (caddr_t)uap->a1,
|
|
ibcs2_utsname_len);
|
|
}
|
|
|
|
case 2: /* ustat(2) */
|
|
{
|
|
return ENOSYS; /* XXX - TODO */
|
|
}
|
|
|
|
default:
|
|
return ENOSYS;
|
|
}
|
|
}
|