patch-2.1.92 linux/include/linux/isdn_ppp.h

• Lines: 85
• Date: Wed Apr 1 16:20:56 1998
• Orig file: v2.1.91/linux/include/linux/isdn_ppp.h
• Orig date: Thu May 29 21:53:11 1997

diff -u --recursive --new-file v2.1.91/linux/include/linux/isdn_ppp.h linux/include/linux/isdn_ppp.h
@@ -1,23 +1,8 @@
 #ifndef _LINUX_ISDN_PPP_H
 #define _LINUX_ISDN_PPP_H
 
-struct isdn_ppp_compressor
-{
-    struct isdn_ppp_compressor *next,*prev;
-    int num;    /* proto num */
-    void *priv; /* private data for compressor */
-	int (*open)(struct isdn_ppp_compressor *);
-	int (*close)(struct isdn_ppp_compressor *);
-	int (*reset)(struct isdn_ppp_compressor *,int type);
-	int (*config)(struct isdn_ppp_compressor *,void *data,int data_len);
-	struct sk_buff *(*compress)(struct isdn_ppp_compressor *,struct sk_buff *);
-	struct sk_buff *(*uncompress)(struct isdn_ppp_compressor *,struct sk_buff *);
-};
-
 extern int isdn_ppp_dial_slave(char *);
 extern int isdn_ppp_hangup_slave(char *);
-extern int isdn_ppp_register_compressor(struct isdn_ppp_compressor *);
-extern int isdn_ppp_unregister_compressor(struct isdn_ppp_compressor *);
 
 #define CALLTYPE_INCOMING 0x1
 #define CALLTYPE_OUTGOING 0x2
@@ -31,18 +16,17 @@
 	int charge_units;
 };
 
- 
 #define PPPIOCGCALLINFO _IOWR('t',128,struct pppcallinfo)
 #define PPPIOCBUNDLE   _IOW('t',129,int)
 #define PPPIOCGMPFLAGS _IOR('t',130,int)
 #define PPPIOCSMPFLAGS _IOW('t',131,int)
 #define PPPIOCSMPMTU   _IOW('t',132,int)
 #define PPPIOCSMPMRU   _IOW('t',133,int)
+#define PPPIOCGCOMPRESSORS _IOR('t',134,unsigned long)
+#define PPPIOCSCOMPRESSOR _IOW('t',135,int)
 
-#define PPPIOCGCOMPRESSORS  _IOR('t',134,unsigned long)
-#define PPPIOCSCOMPRESSOR   _IOW('t',135,int)
-
-#define PPP_MP         0x003d
+#define PPP_MP          0x003d
+#define PPP_LINK_COMP   0x00fb
 
 #define SC_MP_PROT       0x00000200
 #define SC_REJ_MP_PROT   0x00000400
@@ -52,4 +36,36 @@
 #define MP_END_FRAG    0x40
 #define MP_BEGIN_FRAG  0x80
 
-#endif
+#ifdef __KERNEL__
+/*
+ * this is an 'old friend' from ppp-comp.h under a new name 
+ * check the original include for more information
+ */
+struct isdn_ppp_compressor {
+	struct isdn_ppp_compressor *next,*prev;
+	int num; /* CCP compression protocol number */
+	void *(*comp_alloc) (unsigned char *options, int opt_len);
+	void (*comp_free) (void *state);
+	int  (*comp_init) (void *state, unsigned char *options, int opt_len,
+		 int unit, int opthdr, int debug);
+	void (*comp_reset) (void *state);
+	int  (*compress) (void *state,struct sk_buff *in, struct sk_buff *skb_out,
+		 int proto);
+	void (*comp_stat) (void *state, struct compstat *stats);
+	void *(*decomp_alloc) (unsigned char *options, int opt_len);
+	void (*decomp_free) (void *state);
+	int  (*decomp_init) (void *state, unsigned char *options,
+			int opt_len, int unit, int opthdr, int mru, int debug);
+	void (*decomp_reset) (void *state);
+	int  (*decompress) (void *state, unsigned char *ibuf, int isize, unsigned char *obuf, int osize);
+	void (*incomp) (void *state, unsigned char *ibuf, int icnt);
+	void (*decomp_stat) (void *state, struct compstat *stats);
+};
+
+extern int isdn_ppp_register_compressor(struct isdn_ppp_compressor *);
+extern int isdn_ppp_unregister_compressor(struct isdn_ppp_compressor *);
+
+#endif /* __KERNEL__ */
+
+#endif /* _LINUX_ISDN_PPP_H */
+