1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3  *	Swansea University Computer Society	NET3
4  *
5  *	This file declares the constants of special use with the SLIP/CSLIP/
6  *	KISS TNC driver.
7  */
8 
9 #ifndef __LINUX_SLIP_H
10 #define __LINUX_SLIP_H
11 
12 #define		SL_MODE_SLIP		0
13 #define		SL_MODE_CSLIP		1
14 #define 	SL_MODE_KISS		4
15 
16 #define		SL_OPT_SIXBIT		2
17 #define		SL_OPT_ADAPTIVE		8
18 
19 /*
20  *	VSV = ioctl for keepalive & outfill in SLIP driver
21  */
22 
23 #define SIOCSKEEPALIVE	(SIOCDEVPRIVATE)		/* Set keepalive timeout in sec */
24 #define SIOCGKEEPALIVE	(SIOCDEVPRIVATE+1)		/* Get keepalive timeout */
25 #define SIOCSOUTFILL	(SIOCDEVPRIVATE+2)		/* Set outfill timeout */
26 #define	SIOCGOUTFILL	(SIOCDEVPRIVATE+3)		/* Get outfill timeout */
27 #define SIOCSLEASE	(SIOCDEVPRIVATE+4)		/* Set "leased" line type */
28 #define	SIOCGLEASE	(SIOCDEVPRIVATE+5)		/* Get line type */
29 
30 
31 #endif
32