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Commit	Line	Data
	1	/*
	2	* Copyright (c) 1995 Steven Wallace
	3	* All rights reserved.
	4	*
	5	* Redistribution and use in source and binary forms, with or without
	6	* modification, are permitted provided that the following conditions
	7	* are met:
	8	* 1. Redistributions of source code must retain the above copyright
	9	* notice, this list of conditions and the following disclaimer.
	10	* 2. The name of the author may not be used to endorse or promote products
	11	* derived from this software without specific prior written permission
	12	*
	13	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
	14	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	15	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
	16	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
	17	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	18	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	19	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	20	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	21	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	22	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	23	*
	24	* $FreeBSD: src/sys/i386/ibcs2/ibcs2_other.c,v 1.10 1999/08/28 00:43:59 peter Exp $
	25	* $DragonFly: src/sys/emulation/ibcs2/i386/Attic/ibcs2_other.c,v 1.4 2003/07/21 07:57:44 dillon Exp $
	26	*/
	27
	28	/*
	29	* IBCS2 compatibility module.
	30	*/
	31
	32	#include "opt_spx_hack.h"
	33
	34	#include <sys/param.h>
	35	#include <sys/systm.h>
	36	#include <sys/sysproto.h>
	37
	38	#include <i386/ibcs2/ibcs2_types.h>
	39	#include <i386/ibcs2/ibcs2_signal.h>
	40	#include <i386/ibcs2/ibcs2_util.h>
	41	#include <i386/ibcs2/ibcs2_proto.h>
	42
	43	#define IBCS2_SECURE_GETLUID 1
	44	#define IBCS2_SECURE_SETLUID 2
	45
	46	int
	47	ibcs2_secure(struct ibcs2_secure_args *uap)
	48	{
	49	struct proc *p = curproc;
	50
	51	switch (uap->cmd) {
	52	case IBCS2_SECURE_GETLUID: /* get login uid */
	53	p->p_retval[0] = p->p_ucred->cr_uid;
	54	return 0;
	55	case IBCS2_SECURE_SETLUID: /* set login uid */
	56	return EPERM;
	57	default:
	58	printf("IBCS2: 'secure' cmd=%d not implemented\n", uap->cmd);
	59	}
	60
	61	return EINVAL;
	62	}
	63
	64	int
	65	ibcs2_lseek(register struct ibcs2_lseek_args *uap)
	66	{
	67	struct lseek_args largs;
	68	int error;
	69
	70	largs.fd = uap->fd;
	71	largs.offset = uap->offset;
	72	largs.whence = uap->whence;
	73	error = lseek(&largs);
	74	return (error);
	75	}
	76
	77	#ifdef SPX_HACK
	78	#include <sys/socket.h>
	79	#include <sys/un.h>
	80
	81	int
	82	spx_open(void *uap)
	83	{
	84	struct socket_args sock;
	85	struct connect_args conn;
	86	struct sockaddr_un *Xaddr;
	87	int fd, error;
	88	caddr_t sg = stackgap_init();
	89	struct proc *p = curproc;
	90
	91	/* obtain a socket. */
	92	DPRINTF(("SPX: open socket\n"));
	93	sock.domain = AF_UNIX;
	94	sock.type = SOCK_STREAM;
	95	sock.protocol = 0;
	96	error = socket(&sock);
	97	if (error)
	98	return error;
	99
	100	/* connect the socket to standard X socket */
	101	DPRINTF(("SPX: connect to /tmp/X11-unix/X0\n"));
	102	Xaddr = stackgap_alloc(&sg, sizeof(struct sockaddr_un));
	103	Xaddr->sun_family = AF_UNIX;
	104	Xaddr->sun_len = sizeof(struct sockaddr_un) - sizeof(Xaddr->sun_path) +
	105	strlen(Xaddr->sun_path) + 1;
	106	copyout("/tmp/.X11-unix/X0", Xaddr->sun_path, 18);
	107
	108	conn.s = fd = p->p_retval[0];
	109	conn.name = (caddr_t)Xaddr;
	110	conn.namelen = sizeof(struct sockaddr_un);
	111	error = connect(&conn);
	112	if (error) {
	113	struct close_args cl;
	114	cl.fd = fd;
	115	close(&cl);
	116	return error;
	117	}
	118	p->p_retval[0] = fd;
	119	return 0;
	120	}
	121	#endif /* SPX_HACK */