2 * Copyright (c) 1998 Mark Newton
3 * Copyright (c) 1994 Christos Zoulas
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 * $FreeBSD: src/sys/svr4/svr4_ioctl.c,v 1.6 1999/12/08 12:00:48 newton Exp $
29 * $DragonFly: src/sys/emulation/svr4/Attic/svr4_ioctl.c,v 1.2 2003/06/17 04:28:57 dillon Exp $
32 #include <sys/param.h>
35 #include <sys/filedesc.h>
36 #include <sys/fcntl.h>
37 #include <sys/socket.h>
38 #include <sys/socketvar.h>
39 #include <sys/systm.h>
41 #include <svr4/svr4.h>
42 #include <svr4/svr4_types.h>
43 #include <svr4/svr4_util.h>
44 #include <svr4/svr4_signal.h>
45 #include <svr4/svr4_proto.h>
46 #include <svr4/svr4_stropts.h>
47 #include <svr4/svr4_ioctl.h>
48 #include <svr4/svr4_termios.h>
49 #include <svr4/svr4_ttold.h>
50 #include <svr4/svr4_filio.h>
51 #include <svr4/svr4_sockio.h>
54 static void svr4_decode_cmd __P((u_long, char *, char *, int *, int *));
56 * Decode an ioctl command symbolically
59 svr4_decode_cmd(cmd, dir, c, num, argsiz)
64 if (cmd & SVR4_IOC_VOID)
66 if (cmd & SVR4_IOC_IN)
68 if (cmd & SVR4_IOC_OUT)
71 if (cmd & SVR4_IOC_INOUT)
72 *argsiz = (cmd >> 16) & 0xff;
76 *c = (cmd >> 8) & 0xff;
82 svr4_sys_ioctl(p, uap)
83 register struct proc *p;
84 struct svr4_sys_ioctl_args *uap;
90 int (*fun) __P((struct file *, struct proc *, register_t *,
91 int, u_long, caddr_t));
98 svr4_decode_cmd(SCARG(uap, com), dir, &c, &num, &argsiz);
100 DPRINTF(("svr4_ioctl[%x](%d, _IO%s(%c, %d, %d), %p);\n", SCARG(uap, com), SCARG(uap, fd),
101 dir, c, num, argsiz, SCARG(uap, data)));
103 retval = p->p_retval;
105 cmd = SCARG(uap, com);
107 if ((u_int)SCARG(uap, fd) >= fdp->fd_nfiles ||
108 (fp = fdp->fd_ofiles[SCARG(uap, fd)]) == NULL)
111 if ((fp->f_flag & (FREAD | FWRITE)) == 0)
114 #if defined(DEBUG_SVR4)
115 if (fp->f_type == DTYPE_SOCKET) {
116 struct socket *so = fp->f_data;
117 DPRINTF(("<<< IN: so_state = 0x%x\n", so->so_state));
121 switch (cmd & 0xff00) {
123 DPRINTF(("ttold\n"));
124 fun = svr4_ttold_ioctl;
129 fun = svr4_term_ioctl;
133 DPRINTF(("stream\n"));
134 fun = svr4_stream_ioctl;
139 fun = svr4_fil_ioctl;
143 DPRINTF(("socket\n"));
144 fun = svr4_sock_ioctl;
148 /* We do not support those */
152 DPRINTF(("Unimplemented ioctl %lx\n", cmd));
153 return 0; /* XXX: really ENOSYS */
155 #if defined(DEBUG_SVR4)
156 if (fp->f_type == DTYPE_SOCKET) {
157 struct socket *so = fp->f_data;
158 DPRINTF((">>> OUT: so_state = 0x%x\n", so->so_state));
161 return (*fun)(fp, p, retval, SCARG(uap, fd), cmd, SCARG(uap, data));