b4ef709604
have both kern_open() and kern_openat(); change the callers to use kern_openat(). This removes one (sometimes two) levels of indirection and consolidates arguments checks. Reviewed by: mckusick Sponsored by: The FreeBSD Foundation MFC after: 1 week
120 lines
3.1 KiB
C
120 lines
3.1 KiB
C
/*-
|
|
* 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. 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("$FreeBSD$");
|
|
|
|
/*
|
|
* IBCS2 compatibility module.
|
|
*/
|
|
|
|
#include "opt_spx_hack.h"
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/fcntl.h>
|
|
#include <sys/lock.h>
|
|
#include <sys/mutex.h>
|
|
#include <sys/syscallsubr.h>
|
|
#include <sys/sysproto.h>
|
|
#include <sys/un.h>
|
|
|
|
#include <i386/ibcs2/ibcs2_types.h>
|
|
#include <i386/ibcs2/ibcs2_signal.h>
|
|
#include <i386/ibcs2/ibcs2_util.h>
|
|
#include <i386/ibcs2/ibcs2_proto.h>
|
|
|
|
#define IBCS2_SECURE_GETLUID 1
|
|
#define IBCS2_SECURE_SETLUID 2
|
|
|
|
int
|
|
ibcs2_secure(struct thread *td, struct ibcs2_secure_args *uap)
|
|
{
|
|
switch (uap->cmd) {
|
|
|
|
case IBCS2_SECURE_GETLUID: /* get login uid */
|
|
td->td_retval[0] = td->td_ucred->cr_uid;
|
|
return 0;
|
|
|
|
case IBCS2_SECURE_SETLUID: /* set login uid */
|
|
return EPERM;
|
|
|
|
default:
|
|
printf("IBCS2: 'secure' cmd=%d not implemented\n", uap->cmd);
|
|
}
|
|
|
|
return EINVAL;
|
|
}
|
|
|
|
int
|
|
ibcs2_lseek(struct thread *td, register struct ibcs2_lseek_args *uap)
|
|
{
|
|
struct lseek_args largs;
|
|
int error;
|
|
|
|
largs.fd = uap->fd;
|
|
largs.offset = uap->offset;
|
|
largs.whence = uap->whence;
|
|
error = sys_lseek(td, &largs);
|
|
return (error);
|
|
}
|
|
|
|
#ifdef SPX_HACK
|
|
#include <sys/socket.h>
|
|
#include <sys/un.h>
|
|
|
|
int
|
|
spx_open(struct thread *td)
|
|
{
|
|
struct socket_args sock;
|
|
struct sockaddr_un sun;
|
|
int fd, error;
|
|
|
|
/* obtain a socket. */
|
|
DPRINTF(("SPX: open socket\n"));
|
|
sock.domain = AF_UNIX;
|
|
sock.type = SOCK_STREAM;
|
|
sock.protocol = 0;
|
|
error = sys_socket(td, &sock);
|
|
if (error)
|
|
return error;
|
|
fd = td->td_retval[0];
|
|
|
|
/* connect the socket to standard X socket */
|
|
DPRINTF(("SPX: connect to /tmp/X11-unix/X0\n"));
|
|
sun.sun_family = AF_UNIX;
|
|
strcpy(sun.sun_path, "/tmp/.X11-unix/X0");
|
|
sun.sun_len = sizeof(struct sockaddr_un) - sizeof(sun.sun_path) +
|
|
strlen(sun.sun_path) + 1;
|
|
|
|
error = kern_connectat(td, AT_FDCWD, fd, (struct sockaddr *)&sun);
|
|
if (error) {
|
|
kern_close(td, fd);
|
|
return error;
|
|
}
|
|
td->td_retval[0] = fd;
|
|
return 0;
|
|
}
|
|
#endif /* SPX_HACK */
|