1139743Simp/*- 243412Snewton * Copyright (c) 1998 Mark Newton 343412Snewton * Copyright (c) 1994 Christos Zoulas 443412Snewton * All rights reserved. 543412Snewton * 643412Snewton * Redistribution and use in source and binary forms, with or without 743412Snewton * modification, are permitted provided that the following conditions 843412Snewton * are met: 943412Snewton * 1. Redistributions of source code must retain the above copyright 1043412Snewton * notice, this list of conditions and the following disclaimer. 1143412Snewton * 2. Redistributions in binary form must reproduce the above copyright 1243412Snewton * notice, this list of conditions and the following disclaimer in the 1343412Snewton * documentation and/or other materials provided with the distribution. 1443412Snewton * 3. The name of the author may not be used to endorse or promote products 1543412Snewton * derived from this software without specific prior written permission 1643412Snewton * 1743412Snewton * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1843412Snewton * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1943412Snewton * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 2043412Snewton * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 2143412Snewton * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2243412Snewton * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2343412Snewton * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2443412Snewton * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2543412Snewton * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2643412Snewton * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2743412Snewton */ 2843412Snewton 29116174Sobrien#include <sys/cdefs.h> 30116174Sobrien__FBSDID("$FreeBSD$"); 31116174Sobrien 3243412Snewton#include <sys/param.h> 3397658Stanimura#include <sys/proc.h> 34224778Srwatson#include <sys/capability.h> 3543412Snewton#include <sys/file.h> 3643412Snewton#include <sys/filedesc.h> 3797658Stanimura#include <sys/fcntl.h> 3843412Snewton#include <sys/socket.h> 3954300Snewton#include <sys/socketvar.h> 4054300Snewton#include <sys/systm.h> 4143412Snewton 4265302Sobrien#include <compat/svr4/svr4.h> 4365302Sobrien#include <compat/svr4/svr4_types.h> 4465302Sobrien#include <compat/svr4/svr4_util.h> 4565302Sobrien#include <compat/svr4/svr4_signal.h> 4665302Sobrien#include <compat/svr4/svr4_proto.h> 4765302Sobrien#include <compat/svr4/svr4_stropts.h> 4865302Sobrien#include <compat/svr4/svr4_ioctl.h> 4965302Sobrien#include <compat/svr4/svr4_termios.h> 5065302Sobrien#include <compat/svr4/svr4_filio.h> 5165302Sobrien#include <compat/svr4/svr4_sockio.h> 5243412Snewton 5343412Snewton#ifdef DEBUG_SVR4 5492761Salfredstatic void svr4_decode_cmd(u_long, char *, char *, int *, int *); 5543412Snewton/* 5643412Snewton * Decode an ioctl command symbolically 5743412Snewton */ 5843412Snewtonstatic void 5943412Snewtonsvr4_decode_cmd(cmd, dir, c, num, argsiz) 6043412Snewton u_long cmd; 6143412Snewton char *dir, *c; 6243412Snewton int *num, *argsiz; 6343412Snewton{ 6443412Snewton if (cmd & SVR4_IOC_VOID) 6543412Snewton *dir++ = 'V'; 6643412Snewton if (cmd & SVR4_IOC_IN) 6743412Snewton *dir++ = 'R'; 6843412Snewton if (cmd & SVR4_IOC_OUT) 6943412Snewton *dir++ = 'W'; 7043412Snewton *dir = '\0'; 7143412Snewton if (cmd & SVR4_IOC_INOUT) 7243412Snewton *argsiz = (cmd >> 16) & 0xff; 7343412Snewton else 7443412Snewton *argsiz = -1; 7543412Snewton 7643412Snewton *c = (cmd >> 8) & 0xff; 7743412Snewton *num = cmd & 0xff; 7843412Snewton} 7943412Snewton#endif 8043412Snewton 8143412Snewtonint 8283366Sjuliansvr4_sys_ioctl(td, uap) 83193014Sdelphij struct thread *td; 8443412Snewton struct svr4_sys_ioctl_args *uap; 8543412Snewton{ 8643412Snewton int *retval; 87255219Spjd cap_rights_t rights; 8843412Snewton struct file *fp; 8943412Snewton u_long cmd; 9092761Salfred int (*fun)(struct file *, struct thread *, register_t *, 9192761Salfred int, u_long, caddr_t); 9289306Salfred int error; 9343412Snewton#ifdef DEBUG_SVR4 9443412Snewton char dir[4]; 9543412Snewton char c; 9643412Snewton int num; 9743412Snewton int argsiz; 9843412Snewton 99107849Salfred svr4_decode_cmd(uap->com, dir, &c, &num, &argsiz); 10043412Snewton 101107849Salfred DPRINTF(("svr4_ioctl[%lx](%d, _IO%s(%c, %d, %d), %p);\n", uap->com, uap->fd, 102107849Salfred dir, c, num, argsiz, uap->data)); 10343412Snewton#endif 10483366Sjulian retval = td->td_retval; 105107849Salfred cmd = uap->com; 10643412Snewton 107255219Spjd error = fget(td, uap->fd, cap_rights_init(&rights, CAP_IOCTL), &fp); 108255219Spjd if (error != 0) 10989319Salfred return (error); 11043412Snewton 11189306Salfred if ((fp->f_flag & (FREAD | FWRITE)) == 0) { 11289306Salfred fdrop(fp, td); 11343412Snewton return EBADF; 11489306Salfred } 11543412Snewton 11643412Snewton#if defined(DEBUG_SVR4) 11743412Snewton if (fp->f_type == DTYPE_SOCKET) { 118109153Sdillon struct socket *so = fp->f_data; 11997658Stanimura DPRINTF(("<<< IN: so_state = 0x%x\n", so->so_state)); 12043412Snewton } 12143412Snewton#endif 12243412Snewton 12343412Snewton switch (cmd & 0xff00) { 12443412Snewton case SVR4_TIOC: 12543412Snewton DPRINTF(("term\n")); 12643412Snewton fun = svr4_term_ioctl; 12743412Snewton break; 12843412Snewton 12943412Snewton case SVR4_STR: 13043412Snewton DPRINTF(("stream\n")); 13143412Snewton fun = svr4_stream_ioctl; 13243412Snewton break; 13343412Snewton 13443412Snewton case SVR4_FIOC: 13543412Snewton DPRINTF(("file\n")); 13643412Snewton fun = svr4_fil_ioctl; 13743412Snewton break; 13843412Snewton 13943412Snewton case SVR4_SIOC: 14043412Snewton DPRINTF(("socket\n")); 14143412Snewton fun = svr4_sock_ioctl; 14243412Snewton break; 14343412Snewton 14443412Snewton case SVR4_XIOC: 14543412Snewton /* We do not support those */ 14689306Salfred fdrop(fp, td); 14743412Snewton return EINVAL; 14843412Snewton 14943412Snewton default: 15089306Salfred fdrop(fp, td); 15143412Snewton DPRINTF(("Unimplemented ioctl %lx\n", cmd)); 15243412Snewton return 0; /* XXX: really ENOSYS */ 15343412Snewton } 15443412Snewton#if defined(DEBUG_SVR4) 15543412Snewton if (fp->f_type == DTYPE_SOCKET) { 15689306Salfred struct socket *so; 15789306Salfred 158109153Sdillon so = fp->f_data; 15997658Stanimura DPRINTF((">>> OUT: so_state = 0x%x\n", so->so_state)); 16043412Snewton } 16143412Snewton#endif 162107849Salfred error = (*fun)(fp, td, retval, uap->fd, cmd, uap->data); 16389306Salfred fdrop(fp, td); 16489306Salfred return (error); 16543412Snewton} 166