ibcs2_other.c revision 141488
1139799Simp/*- 211397Sswallace * Copyright (c) 1995 Steven Wallace 311397Sswallace * All rights reserved. 411397Sswallace * 511397Sswallace * Redistribution and use in source and binary forms, with or without 611397Sswallace * modification, are permitted provided that the following conditions 711397Sswallace * are met: 811397Sswallace * 1. Redistributions of source code must retain the above copyright 911397Sswallace * notice, this list of conditions and the following disclaimer. 1011397Sswallace * 2. The name of the author may not be used to endorse or promote products 1111397Sswallace * derived from this software without specific prior written permission 1211397Sswallace * 1311397Sswallace * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1411397Sswallace * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1511397Sswallace * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 1611397Sswallace * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 1711397Sswallace * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 1811397Sswallace * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 1911397Sswallace * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2011397Sswallace * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2111397Sswallace * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2211397Sswallace * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2311397Sswallace */ 2411397Sswallace 25115684Sobrien#include <sys/cdefs.h> 26115684Sobrien__FBSDID("$FreeBSD: head/sys/i386/ibcs2/ibcs2_other.c 141488 2005-02-07 22:02:18Z jhb $"); 27115684Sobrien 2811397Sswallace/* 2911397Sswallace * IBCS2 compatibility module. 3011397Sswallace */ 3111397Sswallace 3233071Seivind#include "opt_spx_hack.h" 3333071Seivind 3411397Sswallace#include <sys/param.h> 3511397Sswallace#include <sys/systm.h> 3676166Smarkm#include <sys/lock.h> 3776166Smarkm#include <sys/mutex.h> 3811397Sswallace#include <sys/sysproto.h> 3911397Sswallace 4011397Sswallace#include <i386/ibcs2/ibcs2_types.h> 4111397Sswallace#include <i386/ibcs2/ibcs2_signal.h> 4211397Sswallace#include <i386/ibcs2/ibcs2_util.h> 4311397Sswallace#include <i386/ibcs2/ibcs2_proto.h> 4411397Sswallace 4511397Sswallace#define IBCS2_SECURE_GETLUID 1 4611397Sswallace#define IBCS2_SECURE_SETLUID 2 4711397Sswallace 4811397Sswallaceint 4983366Sjulianibcs2_secure(struct thread *td, struct ibcs2_secure_args *uap) 5011397Sswallace{ 5111397Sswallace switch (uap->cmd) { 5211397Sswallace 5311397Sswallace case IBCS2_SECURE_GETLUID: /* get login uid */ 5491415Sjhb td->td_retval[0] = td->td_ucred->cr_uid; 5511397Sswallace return 0; 5611397Sswallace 5711397Sswallace case IBCS2_SECURE_SETLUID: /* set login uid */ 5811397Sswallace return EPERM; 5911397Sswallace 6011397Sswallace default: 6111397Sswallace printf("IBCS2: 'secure' cmd=%d not implemented\n", uap->cmd); 6211397Sswallace } 6311397Sswallace 6411397Sswallace return EINVAL; 6511397Sswallace} 6611397Sswallace 6711397Sswallaceint 6883366Sjulianibcs2_lseek(struct thread *td, register struct ibcs2_lseek_args *uap) 6911397Sswallace{ 7011397Sswallace struct lseek_args largs; 7111397Sswallace int error; 7211397Sswallace 7311397Sswallace largs.fd = uap->fd; 7411397Sswallace largs.offset = uap->offset; 7511397Sswallace largs.whence = uap->whence; 7683366Sjulian error = lseek(td, &largs); 7711397Sswallace return (error); 7811397Sswallace} 7911527Sswallace 8011527Sswallace#ifdef SPX_HACK 8111527Sswallace#include <sys/socket.h> 8211527Sswallace#include <sys/un.h> 8311527Sswallace 8411527Sswallaceint 85141488Sjhbspx_open(struct thread *td) 8611527Sswallace{ 8711527Sswallace struct socket_args sock; 8811527Sswallace struct connect_args conn; 8911527Sswallace struct sockaddr_un *Xaddr; 9011527Sswallace int fd, error; 9111527Sswallace caddr_t sg = stackgap_init(); 9211527Sswallace 9311527Sswallace /* obtain a socket. */ 9411527Sswallace DPRINTF(("SPX: open socket\n")); 9511527Sswallace sock.domain = AF_UNIX; 9611527Sswallace sock.type = SOCK_STREAM; 9711527Sswallace sock.protocol = 0; 9883366Sjulian error = socket(td, &sock); 9911527Sswallace if (error) 10011527Sswallace return error; 10111527Sswallace 10211527Sswallace /* connect the socket to standard X socket */ 10311527Sswallace DPRINTF(("SPX: connect to /tmp/X11-unix/X0\n")); 10411527Sswallace Xaddr = stackgap_alloc(&sg, sizeof(struct sockaddr_un)); 10511527Sswallace Xaddr->sun_family = AF_UNIX; 10611527Sswallace Xaddr->sun_len = sizeof(struct sockaddr_un) - sizeof(Xaddr->sun_path) + 10711527Sswallace strlen(Xaddr->sun_path) + 1; 10811527Sswallace copyout("/tmp/.X11-unix/X0", Xaddr->sun_path, 18); 10911527Sswallace 11083366Sjulian conn.s = fd = td->td_retval[0]; 11111527Sswallace conn.name = (caddr_t)Xaddr; 11211527Sswallace conn.namelen = sizeof(struct sockaddr_un); 11383366Sjulian error = connect(td, &conn); 11411527Sswallace if (error) { 11511527Sswallace struct close_args cl; 11611527Sswallace cl.fd = fd; 11783366Sjulian close(td, &cl); 11811527Sswallace return error; 11911527Sswallace } 12083366Sjulian td->td_retval[0] = fd; 12111527Sswallace return 0; 12211527Sswallace} 12311527Sswallace#endif /* SPX_HACK */ 124