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      1 /* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
      2 /* Linux ISDN subsystem, sync PPP, interface to ipppd
      3  *
      4  * Copyright 1994-1999  by Fritz Elfert (fritz (at) isdn4linux.de)
      5  * Copyright 1995,96    Thinking Objects Software GmbH Wuerzburg
      6  * Copyright 1995,96    by Michael Hipp (Michael.Hipp (at) student.uni-tuebingen.de)
      7  * Copyright 2000-2002  by Kai Germaschewski (kai (at) germaschewski.name)
      8  *
      9  * This software may be used and distributed according to the terms
     10  * of the GNU General Public License, incorporated herein by reference.
     11  *
     12  */
     13 
     14 #ifndef _UAPI_LINUX_ISDN_PPP_H
     15 #define _UAPI_LINUX_ISDN_PPP_H
     16 
     17 #define CALLTYPE_INCOMING 0x1
     18 #define CALLTYPE_OUTGOING 0x2
     19 #define CALLTYPE_CALLBACK 0x4
     20 
     21 #define IPPP_VERSION    "2.2.0"
     22 
     23 struct pppcallinfo
     24 {
     25   int calltype;
     26   unsigned char local_num[64];
     27   unsigned char remote_num[64];
     28   int charge_units;
     29 };
     30 
     31 #define PPPIOCGCALLINFO _IOWR('t',128,struct pppcallinfo)
     32 #define PPPIOCBUNDLE   _IOW('t',129,int)
     33 #define PPPIOCGMPFLAGS _IOR('t',130,int)
     34 #define PPPIOCSMPFLAGS _IOW('t',131,int)
     35 #define PPPIOCSMPMTU   _IOW('t',132,int)
     36 #define PPPIOCSMPMRU   _IOW('t',133,int)
     37 #define PPPIOCGCOMPRESSORS _IOR('t',134,unsigned long [8])
     38 #define PPPIOCSCOMPRESSOR _IOW('t',135,int)
     39 #define PPPIOCGIFNAME      _IOR('t',136, char [IFNAMSIZ] )
     40 
     41 
     42 #define SC_MP_PROT       0x00000200
     43 #define SC_REJ_MP_PROT   0x00000400
     44 #define SC_OUT_SHORT_SEQ 0x00000800
     45 #define SC_IN_SHORT_SEQ  0x00004000
     46 
     47 #define SC_DECOMP_ON		0x01
     48 #define SC_COMP_ON		0x02
     49 #define SC_DECOMP_DISCARD	0x04
     50 #define SC_COMP_DISCARD		0x08
     51 #define SC_LINK_DECOMP_ON	0x10
     52 #define SC_LINK_COMP_ON		0x20
     53 #define SC_LINK_DECOMP_DISCARD	0x40
     54 #define SC_LINK_COMP_DISCARD	0x80
     55 
     56 #define ISDN_PPP_COMP_MAX_OPTIONS 16
     57 
     58 #define IPPP_COMP_FLAG_XMIT 0x1
     59 #define IPPP_COMP_FLAG_LINK 0x2
     60 
     61 struct isdn_ppp_comp_data {
     62   int num;
     63   unsigned char options[ISDN_PPP_COMP_MAX_OPTIONS];
     64   int optlen;
     65   int flags;
     66 };
     67 
     68 #endif /* _UAPI_LINUX_ISDN_PPP_H */
     69