1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _LINUX_TERMIOS_CONV_H
3#define _LINUX_TERMIOS_CONV_H
4
5#include <linux/uaccess.h>
6#include <asm/termios.h>
7
8/*	intr=^C		quit=^\		erase=del	kill=^U
9	eof=^D		vtime=\0	vmin=\1		sxtc=\0
10	start=^Q	stop=^S		susp=^Z		eol=\0
11	reprint=^R	discard=^O	werase=^W	lnext=^V
12	eol2=\0
13*/
14
15#ifdef VDSUSP
16#define INIT_C_CC_VDSUSP_EXTRA [VDSUSP] = 'Y'-0x40,
17#else
18#define INIT_C_CC_VDSUSP_EXTRA
19#endif
20
21#define INIT_C_CC {		\
22	[VINTR] = 'C'-0x40,	\
23	[VQUIT] = '\\'-0x40,	\
24	[VERASE] = '\177',	\
25	[VKILL] = 'U'-0x40,	\
26	[VEOF] = 'D'-0x40,	\
27	[VSTART] = 'Q'-0x40,	\
28	[VSTOP] = 'S'-0x40,	\
29	[VSUSP] = 'Z'-0x40,	\
30	[VREPRINT] = 'R'-0x40,	\
31	[VDISCARD] = 'O'-0x40,	\
32	[VWERASE] = 'W'-0x40,	\
33	[VLNEXT] = 'V'-0x40,	\
34	INIT_C_CC_VDSUSP_EXTRA	\
35	[VMIN] = 1 }
36
37int user_termio_to_kernel_termios(struct ktermios *, struct termio __user *);
38int kernel_termios_to_user_termio(struct termio __user *, struct ktermios *);
39#ifdef TCGETS2
40int user_termios_to_kernel_termios(struct ktermios *, struct termios2 __user *);
41int kernel_termios_to_user_termios(struct termios2 __user *, struct ktermios *);
42int user_termios_to_kernel_termios_1(struct ktermios *, struct termios __user *);
43int kernel_termios_to_user_termios_1(struct termios __user *, struct ktermios *);
44#else /* TCGETS2 */
45int user_termios_to_kernel_termios(struct ktermios *, struct termios __user *);
46int kernel_termios_to_user_termios(struct termios __user *, struct ktermios *);
47#endif /* TCGETS2 */
48
49#endif /* _LINUX_TERMIOS_CONV_H */
50