[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / parisc / hpux / ioctl.c

/*
 *    Implements some necessary HPUX ioctls.
 *
 *    Copyright (C) 1999-2002 Matthew Wilcox <willy with parisc-linux.org>
 *
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

/*
 * Supported ioctls:
 *   TCGETA
 *   TCSETA
 *   TCSETAW
 *   TCSETAF
 *   TCSBRK
 *   TCXONC
 *   TCFLSH
 *   TIOCGWINSZ
 *   TIOCSWINSZ
 *   TIOCGPGRP
 *   TIOCSPGRP
 */

#include <linux/sched.h>
#include <linux/syscalls.h>
#include <asm/errno.h>
#include <asm/ioctl.h>
#include <asm/termios.h>
#include <asm/uaccess.h>

static int hpux_ioctl_t(int fd, unsigned long cmd, unsigned long arg)
{
	int result = -EOPNOTSUPP;
	int nr = _IOC_NR(cmd);
	switch (nr) {
	case 106:
		result = sys_ioctl(fd, TIOCSWINSZ, arg);
		break;
	case 107:
		result = sys_ioctl(fd, TIOCGWINSZ, arg);
		break;
	}
	return result;
}

int hpux_ioctl(int fd, unsigned long cmd, unsigned long arg)
{
	int result = -EOPNOTSUPP;
	int type = _IOC_TYPE(cmd);
	switch (type) {
	case 'T':
		/* Our structures are now compatible with HPUX's */
		result = sys_ioctl(fd, cmd, arg);
		break;
	case 't':
		result = hpux_ioctl_t(fd, cmd, arg);
		break;
	}
	return result;
}
Commit	Line	Data
1da177e4 LT	1	/*
	2	* Implements some necessary HPUX ioctls.
	3	*
	4	* Copyright (C) 1999-2002 Matthew Wilcox <willy with parisc-linux.org>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	19	*/
	20
	21	/*
	22	* Supported ioctls:
	23	* TCGETA
	24	* TCSETA
	25	* TCSETAW
	26	* TCSETAF
	27	* TCSBRK
	28	* TCXONC
	29	* TCFLSH
	30	* TIOCGWINSZ
	31	* TIOCSWINSZ
	32	* TIOCGPGRP
	33	* TIOCSPGRP
	34	*/
	35
	36	#include <linux/sched.h>
1da177e4 LT	37	#include <linux/syscalls.h>
	38	#include <asm/errno.h>
	39	#include <asm/ioctl.h>
	40	#include <asm/termios.h>
	41	#include <asm/uaccess.h>
	42
	43	static int hpux_ioctl_t(int fd, unsigned long cmd, unsigned long arg)
	44	{
	45	int result = -EOPNOTSUPP;
	46	int nr = _IOC_NR(cmd);
	47	switch (nr) {
	48	case 106:
	49	result = sys_ioctl(fd, TIOCSWINSZ, arg);
	50	break;
	51	case 107:
	52	result = sys_ioctl(fd, TIOCGWINSZ, arg);
	53	break;
	54	}
	55	return result;
	56	}
	57
	58	int hpux_ioctl(int fd, unsigned long cmd, unsigned long arg)
	59	{
	60	int result = -EOPNOTSUPP;
	61	int type = _IOC_TYPE(cmd);
	62	switch (type) {
	63	case 'T':
	64	/* Our structures are now compatible with HPUX's */
	65	result = sys_ioctl(fd, cmd, arg);
	66	break;
	67	case 't':
	68	result = hpux_ioctl_t(fd, cmd, arg);
	69	break;
	70	}
	71	return result;
	72	}