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 1.11 2003/09/12 00:43:30 daver 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 <emulation/43bsd/43bsd_socket.h>
44 #include "svr4_types.h"
45 #include "svr4_util.h"
46 #include "svr4_signal.h"
47 #include "svr4_proto.h"
48 #include "svr4_stropts.h"
49 #include "svr4_ioctl.h"
50 #include "svr4_termios.h"
51 #include "svr4_ttold.h"
52 #include "svr4_filio.h"
53 #include "svr4_sockio.h"
56 static void svr4_decode_cmd (u_long, char *, char *, int *, int *);
58 * Decode an ioctl command symbolically
61 svr4_decode_cmd(cmd, dir, c, num, argsiz)
66 if (cmd & SVR4_IOC_VOID)
68 if (cmd & SVR4_IOC_IN)
70 if (cmd & SVR4_IOC_OUT)
73 if (cmd & SVR4_IOC_INOUT)
74 *argsiz = (cmd >> 16) & 0xff;
78 *c = (cmd >> 8) & 0xff;
84 svr4_sys_ioctl(struct svr4_sys_ioctl_args *uap)
86 struct thread *td = curthread;
87 struct proc *p = td->td_proc;
92 int (*fun) (struct file *, struct thread *, register_t *,
93 int, u_long, caddr_t);
102 svr4_decode_cmd(SCARG(uap, com), dir, &c, &num, &argsiz);
104 DPRINTF(("svr4_ioctl[%lx](%d, _IO%s(%c, %d, %d), %p);\n",
105 SCARG(uap, com), SCARG(uap, fd),
106 dir, c, num, argsiz, SCARG(uap, data)));
108 retval = &uap->sysmsg_result;
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 = (struct socket *)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 = (struct socket *)fp->f_data;
163 DPRINTF((">>> OUT: so_state = 0x%x\n", so->so_state));
166 return (*fun)(fp, td, retval, SCARG(uap, fd), cmd, SCARG(uap, data));