2 * irixioctl.c: A fucking mess...
4 * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
7 #include <linux/kernel.h>
8 #include <linux/sched.h>
11 #include <linux/smp.h>
12 #include <linux/smp_lock.h>
13 #include <linux/sockios.h>
14 #include <linux/syscalls.h>
15 #include <linux/tty.h>
16 #include <linux/file.h>
18 #include <asm/uaccess.h>
19 #include <asm/ioctl.h>
20 #include <asm/ioctls.h>
23 #undef DEBUG_MISSING_IOCTL
26 tcflag_t c_iflag, c_oflag, c_cflag, c_lflag;
30 extern void start_tty(struct tty_struct *tty);
31 static struct tty_struct *get_tty(int fd)
34 struct tty_struct *ttyp = NULL;
36 spin_lock(¤t->files->file_lock);
38 if(filp && filp->private_data) {
39 ttyp = (struct tty_struct *) filp->private_data;
41 if(ttyp->magic != TTY_MAGIC)
44 spin_unlock(¤t->files->file_lock);
48 static struct tty_struct *get_real_tty(struct tty_struct *tp)
50 if (tp->driver->type == TTY_DRIVER_TYPE_PTY &&
51 tp->driver->subtype == PTY_TYPE_MASTER)
57 asmlinkage int irix_ioctl(int fd, unsigned long cmd, unsigned long arg)
59 struct tty_struct *tp, *rtp;
64 printk("[%s:%d] irix_ioctl(%d, ", current->comm, current->pid, fd);
69 printk("TCGETA, %08lx) ", arg);
71 error = sys_ioctl(fd, TCGETA, arg);
76 struct irix_termios *it = (struct irix_termios *) arg;
79 printk("TCGETS, %08lx) ", arg);
81 if(!access_ok(VERIFY_WRITE, it, sizeof(*it))) {
85 old_fs = get_fs(); set_fs(get_ds());
86 error = sys_ioctl(fd, TCGETS, (unsigned long) &kt);
90 __put_user(kt.c_iflag, &it->c_iflag);
91 __put_user(kt.c_oflag, &it->c_oflag);
92 __put_user(kt.c_cflag, &it->c_cflag);
93 __put_user(kt.c_lflag, &it->c_lflag);
94 for(error = 0; error < NCCS; error++)
95 __put_user(kt.c_cc[error], &it->c_cc[error]);
102 struct irix_termios *it = (struct irix_termios *) arg;
105 printk("TCSETS, %08lx) ", arg);
107 if (!access_ok(VERIFY_READ, it, sizeof(*it))) {
111 old_fs = get_fs(); set_fs(get_ds());
112 error = sys_ioctl(fd, TCGETS, (unsigned long) &kt);
116 __get_user(kt.c_iflag, &it->c_iflag);
117 __get_user(kt.c_oflag, &it->c_oflag);
118 __get_user(kt.c_cflag, &it->c_cflag);
119 __get_user(kt.c_lflag, &it->c_lflag);
120 for(error = 0; error < NCCS; error++)
121 __get_user(kt.c_cc[error], &it->c_cc[error]);
122 old_fs = get_fs(); set_fs(get_ds());
123 error = sys_ioctl(fd, TCSETS, (unsigned long) &kt);
130 printk("TCSETSW, %08lx) ", arg);
132 error = sys_ioctl(fd, TCSETSW, arg);
137 printk("TIOCNOTTY, %08lx) ", arg);
139 error = sys_ioctl(fd, TIOCNOTTY, arg);
144 printk("TIOCGSID, %08lx) ", arg);
151 rtp = get_real_tty(tp);
153 printk("rtp->session=%d ", rtp->session);
155 error = put_user(rtp->session, (unsigned long *) arg);
159 /* TIOCSTART, same effect as hitting ^Q */
161 printk("TIOCSTART, %08lx) ", arg);
168 rtp = get_real_tty(tp);
174 printk("SIOCGETLABEL, %08lx) ", arg);
181 printk("TIOCGPGRP, %08lx) ", arg);
183 error = sys_ioctl(fd, TIOCGPGRP, arg);
185 printk("arg=%d ", *(int *)arg);
191 printk("TIOCGWINSZ, %08lx) ", arg);
193 error = sys_ioctl(fd, TIOCGWINSZ, arg);
198 printk("FIONBIO, %08lx) arg=%d ", arg, *(int *)arg);
200 error = sys_ioctl(fd, FIONBIO, arg);
205 printk("TIOCSPGRP, %08lx) arg=%d ", arg, *(int *)arg);
207 error = sys_ioctl(fd, TIOCSPGRP, arg);
212 printk("SIOCSIFADDR, %08lx) arg=%d ", arg, *(int *)arg);
214 error = sys_ioctl(fd, SIOCSIFADDR, arg);
219 printk("SIOCSIFFLAGS, %08lx) arg=%d ", arg, *(int *)arg);
221 error = sys_ioctl(fd, SIOCSIFFLAGS, arg);
226 printk("SIOCGIFFLAGS, %08lx) arg=%d ", arg, *(int *)arg);
228 error = sys_ioctl(fd, SIOCGIFFLAGS, arg);
233 printk("SIOCGIFMETRIC, %08lx) arg=%d ", arg, *(int *)arg);
235 error = sys_ioctl(fd, SIOCGIFMETRIC, arg);
239 #ifdef DEBUG_MISSING_IOCTL
240 char *msg = "Unimplemented IOCTL cmd tell linux@engr.sgi.com\n";
243 printk("UNIMP_IOCTL, %08lx)\n", arg);
245 old_fs = get_fs(); set_fs(get_ds());
246 sys_write(2, msg, strlen(msg));
248 printk("[%s:%d] Does unimplemented IRIX ioctl cmd %08lx\n",
249 current->comm, current->pid, cmd);
252 error = sys_ioctl (fd, cmd, arg);
258 printk("error=%d\n", error);