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.
29 #include <sys/param.h>
31 #include <sys/systm.h>
33 #include <sys/filedesc.h>
34 #include <sys/unistd.h>
35 #include <sys/fcntl.h>
36 #include <sys/termios.h>
38 #include <sys/socket.h>
39 #include <sys/socketvar.h>
40 #include <sys/mount.h>
42 #include <sys/malloc.h>
44 #include <sys/sysproto.h>
46 #include <svr4/svr4.h>
47 #include <svr4/svr4_types.h>
48 #include <svr4/svr4_util.h>
49 #include <svr4/svr4_signal.h>
50 #include <svr4/svr4_proto.h>
51 #include <svr4/svr4_stropts.h>
52 #include <svr4/svr4_ioctl.h>
53 #include <svr4/svr4_termios.h>
54 #include <svr4/svr4_ttold.h>
55 #include <svr4/svr4_filio.h>
56 #include <svr4/svr4_sockio.h>
59 static void svr4_decode_cmd __P((u_long, char *, char *, int *, int *));
61 * Decode an ioctl command symbolically
64 svr4_decode_cmd(cmd, dir, c, num, argsiz)
69 if (cmd & SVR4_IOC_VOID)
71 if (cmd & SVR4_IOC_IN)
73 if (cmd & SVR4_IOC_OUT)
76 if (cmd & SVR4_IOC_INOUT)
77 *argsiz = (cmd >> 16) & 0xff;
81 *c = (cmd >> 8) & 0xff;
87 svr4_sys_ioctl(p, uap)
88 register struct proc *p;
89 struct svr4_sys_ioctl_args *uap;
95 int (*fun) __P((struct file *, struct proc *, register_t *,
96 int, u_long, caddr_t));
103 svr4_decode_cmd(SCARG(uap, com), dir, &c, &num, &argsiz);
105 DPRINTF(("svr4_ioctl[%x](%d, _IO%s(%c, %d, %d), %p);\n", SCARG(uap, com), SCARG(uap, fd),
106 dir, c, num, argsiz, SCARG(uap, data)));
108 retval = p->p_retval;
110 cmd = SCARG(uap, com);
112 if ((u_int)SCARG(uap, fd) >= fdp->fd_nfiles ||
113 (fp = fdp->fd_ofiles[SCARG(uap, fd)]) == NULL)
116 if ((fp->f_flag & (FREAD | FWRITE)) == 0)
119 #if defined(DEBUG_SVR4)
120 if (fp->f_type == DTYPE_SOCKET) {
121 struct socket *so = fp->f_data;
122 DPRINTF(("<<< IN: so_state = 0x%x\n", so->so_state));
126 switch (cmd & 0xff00) {
128 DPRINTF(("ttold\n"));
129 fun = svr4_ttold_ioctl;
134 fun = svr4_term_ioctl;
138 DPRINTF(("stream\n"));
139 fun = svr4_stream_ioctl;
144 fun = svr4_fil_ioctl;
148 DPRINTF(("socket\n"));
149 fun = svr4_sock_ioctl;
153 /* We do not support those */
157 DPRINTF(("Unimplemented ioctl %lx\n", cmd));
158 return 0; /* XXX: really ENOSYS */
160 #if defined(DEBUG_SVR4)
161 if (fp->f_type == DTYPE_SOCKET) {
162 struct socket *so = fp->f_data;
163 DPRINTF((">>> OUT: so_state = 0x%x\n", so->so_state));
166 return (*fun)(fp, p, retval, SCARG(uap, fd), cmd, SCARG(uap, data));