Merge tp1.ruhr-uni-bochum.de:/home/kai/src/kernel/v2.5/linux-2.5

into tp1.ruhr-uni-bochum.de:/home/kai/src/kernel/v2.5/linux-2.5.isdn

drivers/isdn/i4l/Makefile

@@ -19,7 +19,7 @@ isdn-objs				:= isdn_net.o isdn_net_lib.o \
 
 # Optional parts of multipart objects.
 
-isdn-objs-$(CONFIG_ISDN_PPP)		+= isdn_ppp.o
+isdn-objs-$(CONFIG_ISDN_PPP)		+= isdn_ppp.o isdn_ppp_ccp.o
 isdn-objs-$(CONFIG_ISDN_X25)		+= isdn_concap.o isdn_x25iface.o
 isdn-objs-$(CONFIG_ISDN_AUDIO)		+= isdn_audio.o
 isdn-objs-$(CONFIG_ISDN_TTY_FAX)	+= isdn_ttyfax.o

drivers/isdn/i4l/isdn_bsdcomp.c

@@ -907,16 +907,15 @@ static int bsd_decompress (void *state, struct sk_buff *skb_in, struct sk_buff *
  *************************************************************/
 
 static struct isdn_ppp_compressor ippp_bsd_compress = {
-	NULL,NULL,		/* prev,next: overwritten by isdn_ppp */
-	CI_BSD_COMPRESS,	/* compress_proto */
-	bsd_alloc,		/* alloc */
-	bsd_free,		/* free */
-	bsd_init,		/* init */
-	bsd_reset,		/* reset */
-	bsd_compress,		/* compress */
-	bsd_decompress,		/* decompress */
-	bsd_incomp,		/* incomp */
-	bsd_stats		/* comp_stat */
+	.num            = CI_BSD_COMPRESS,
+	.alloc          = bsd_alloc,
+	.free           = bsd_free,
+	.init           = bsd_init,
+	.reset          = bsd_reset,
+	.compress       = bsd_compress,
+	.decompress     = bsd_decompress,
+	.incomp         = bsd_incomp,
+	.stat           = bsd_stats,
 };
 
 /*************************************************************

drivers/isdn/i4l/isdn_ciscohdlck.c

@@ -20,6 +20,19 @@
 #include <linux/if_arp.h>
 #include <linux/inetdevice.h>
 
+/*
+ * Definitions for Cisco-HDLC header.
+ */
+
+#define CISCO_ADDR_UNICAST    0x0f
+#define CISCO_ADDR_BROADCAST  0x8f
+#define CISCO_CTRL            0x00
+#define CISCO_TYPE_CDP        0x2000
+#define CISCO_TYPE_SLARP      0x8035
+#define CISCO_SLARP_REQUEST   0
+#define CISCO_SLARP_REPLY     1
+#define CISCO_SLARP_KEEPALIVE 2
+
 /* 
  * CISCO HDLC keepalive specific stuff
  */

drivers/isdn/i4l/isdn_common.h

@@ -47,7 +47,7 @@
 #endif
 
 #define isdn_BUG() \
-do { printk(KERN_WARNING "ISDN Bug at %s:%d\n", __FILE__, __LINE__); \
+do { printk(KERN_WARNING "ISDN BUG at %s:%d\n", __FILE__, __LINE__); \
 } while(0)
 
 #define HERE printk("%s:%d (%s)\n", __FILE__, __LINE__, __FUNCTION__)

drivers/isdn/i4l/isdn_net.h

@@ -14,138 +14,29 @@
 #include <linux/kernel.h>
 #include <linux/netdevice.h>
 #include <linux/isdn.h>
-  			      /* Definitions for hupflags:                */
-#define ISDN_CHARGEHUP   4      /* We want to use the charge mechanism      */
-#define ISDN_INHUP       8      /* Even if incoming, close after huptimeout */
-#define ISDN_MANCHARGE  16      /* Charge Interval manually set             */
 
-/*
- * Definitions for Cisco-HDLC header.
- */
-
-#define CISCO_ADDR_UNICAST    0x0f
-#define CISCO_ADDR_BROADCAST  0x8f
-#define CISCO_CTRL            0x00
-#define CISCO_TYPE_CDP        0x2000
-#define CISCO_TYPE_SLARP      0x8035
-#define CISCO_SLARP_REQUEST   0
-#define CISCO_SLARP_REPLY     1
-#define CISCO_SLARP_KEEPALIVE 2
-
-extern void isdn_net_init(void);
-extern void isdn_net_exit(void);
-extern void isdn_net_lib_init(void);
-extern void isdn_net_lib_exit(void);
-extern void isdn_net_hangup_all(void);
-extern int isdn_net_ioctl(struct inode *, struct file *, uint, ulong);
-
-extern int register_isdn_netif(int encap, struct isdn_netif_ops *ops);
-extern int isdn_net_autodial(struct sk_buff *skb, struct net_device *ndev);
-extern int isdn_net_start_xmit(struct sk_buff *skb, struct net_device *ndev);
-
-extern int  isdn_net_dial(isdn_net_dev *idev);
-
-extern int  isdn_net_bsent(isdn_net_dev *idev, isdn_ctrl *c);
-
-extern int isdn_net_stat_callback(int, isdn_ctrl *);
-extern int isdn_net_find_icall(int, int, int, setup_parm *);
-extern int isdn_net_hangup(isdn_net_dev *);
-extern int isdn_net_rcv_skb(int, struct sk_buff *);
-extern int isdn_net_dial_req(isdn_net_dev *);
-extern void isdn_net_writebuf_skb(isdn_net_dev *, struct sk_buff *skb);
-extern void isdn_net_write_super(isdn_net_dev *, struct sk_buff *skb);
-extern int isdn_net_online(isdn_net_dev *);
-
-enum {
-	ST_CHARGE_NULL,
-	ST_CHARGE_GOT_CINF,  /* got a first charge info */
-	ST_CHARGE_HAVE_CINT, /* got a second chare info and thus the timing */
-};
-
-#define ISDN_NET_MAX_QUEUE_LENGTH 2
-
-/*
- * is this particular channel busy?
- */
-static inline int
-isdn_net_dev_busy(isdn_net_dev *idev)
-{
-	if (atomic_read(&idev->frame_cnt) < ISDN_NET_MAX_QUEUE_LENGTH)
-		return 0;
-	else 
-		return 1;
-}
-
-/*
- * For the given net device, this will get a non-busy channel out of the
- * corresponding bundle. The returned channel is locked.
- */
-static inline isdn_net_dev *
-isdn_net_get_locked_dev(isdn_net_local *mlp)
-{
-	unsigned long flags;
-	isdn_net_dev *idev;
-
-	spin_lock_irqsave(&mlp->online_lock, flags);
-
-	list_for_each_entry(idev, &mlp->online, online) {
-		spin_lock_bh(&idev->xmit_lock);
-		if (!isdn_net_dev_busy(idev)) {
-			/* point the head to next online channel */
-			list_del(&mlp->online);
-			list_add(&mlp->online, &idev->online);
-			goto found;
-		}
-		spin_unlock_bh(&idev->xmit_lock);
-	}
-	idev = NULL;
-
- found:
-	spin_unlock_irqrestore(&mlp->online_lock, flags);
-	return idev;
-}
-
-/*
- * add a channel to a bundle
- */
-static inline void
-isdn_net_add_to_bundle(isdn_net_local *mlp, isdn_net_dev *idev)
-{
-	unsigned long flags;
-
-	spin_lock_irqsave(&mlp->online_lock, flags);
-	list_add(&idev->online, &mlp->online);
-	spin_unlock_irqrestore(&mlp->online_lock, flags);
-}
-/*
- * remove a channel from the bundle it belongs to
- */
-static inline void
-isdn_net_rm_from_bundle(isdn_net_dev *idev)
-{
-	isdn_net_local *mlp = idev->mlp;
-	unsigned long flags;
-
-	spin_lock_irqsave(&mlp->online_lock, flags);
-	//	list_del(&idev->online); FIXME
-	spin_unlock_irqrestore(&mlp->online_lock, flags);
-}
-
-/*
- * wake up the network -> net_device queue.
- * For slaves, wake the corresponding master interface.
- */
-static inline void
-isdn_net_dev_wake_queue(isdn_net_dev *idev)
-{
-	netif_wake_queue(&idev->mlp->dev);
-}
-
-static inline int
-isdn_net_bound(isdn_net_dev *idev)
-{
-	return idev->isdn_slot >= 0;
-}
+void isdn_net_init(void);
+void isdn_net_exit(void);
+void isdn_net_lib_init(void);
+void isdn_net_lib_exit(void);
+void isdn_net_hangup_all(void);
+int  isdn_net_ioctl(struct inode *, struct file *, uint, ulong);
+
+int  register_isdn_netif(int encap, struct isdn_netif_ops *ops);
+int  isdn_net_start_xmit(struct sk_buff *skb, struct net_device *ndev);
+void isdn_net_online(isdn_net_dev *idev);
+void isdn_net_offline(isdn_net_dev *idev);
+
+int  isdn_net_stat_callback(int, isdn_ctrl *);
+int  isdn_net_find_icall(int, int, int, setup_parm *);
+int  isdn_net_rcv_skb(int, struct sk_buff *);
+
+int  isdn_net_hangup(isdn_net_dev *);
+int  isdn_net_dial_req(isdn_net_dev *);
+void isdn_net_writebuf_skb(isdn_net_dev *, struct sk_buff *skb);
+void isdn_net_write_super(isdn_net_dev *, struct sk_buff *skb);
+int  isdn_net_autodial(struct sk_buff *skb, struct net_device *ndev);
+isdn_net_dev *isdn_net_get_xmit_dev(isdn_net_local *mlp);
 
 static inline int
 put_u8(unsigned char *p, u8 x)

drivers/isdn/i4l/isdn_ppp.h

@@ -15,17 +15,15 @@
 extern struct file_operations isdn_ppp_fops;
 extern struct isdn_netif_ops isdn_ppp_ops;
 
-extern int isdn_ppp_init(void);
-extern void isdn_ppp_cleanup(void);
-extern int isdn_ppp_dial_slave(char *);
-extern int isdn_ppp_hangup_slave(char *);
+int isdn_ppp_init(void);
+void isdn_ppp_cleanup(void);
+int isdn_ppp_dial_slave(char *);
+int isdn_ppp_hangup_slave(char *);
 
-#define IPPP_OPEN	0x01
-#define IPPP_CONNECT	0x02
-#define IPPP_CLOSEWAIT	0x04
-#define IPPP_NOBLOCK	0x08
-#define IPPP_ASSIGNED	0x10
+void
+isdn_ppp_frame_log(char *info, char *data, int len, int maxlen, 
+		   int unit, int slot);
+int
+isdn_ppp_strip_proto(struct sk_buff *skb);
 
 #define IPPP_MAX_HEADER 10
-
-

drivers/isdn/i4l/isdn_ppp_ccp.h

+
+#include <linux/kernel.h>
+#include <linux/isdn_ppp.h>
+
+/* for ippp_ccp::flags */
+
+#define SC_DECOMP_ON		0x01
+#define SC_COMP_ON		0x02
+#define SC_DECOMP_DISCARD	0x04
+#define SC_COMP_DISCARD		0x08
+
+/* SC_DC_ERROR/FERROR go in here as well, but are defined elsewhere
+
+   #define SC_DC_FERROR	0x00800000
+   #define SC_DC_ERROR	0x00400000
+*/
+
+struct ippp_ccp {
+	int proto;
+	struct isdn_ppp_compressor *compressor;
+	struct isdn_ppp_compressor *decompressor;
+	void                       *comp_stat;
+	void                       *decomp_stat;
+	unsigned long               compflags;
+	struct ippp_ccp_reset      *reset;
+	int                         mru;
+	int                         debug;
+	void                       *priv;
+	void            (*xmit)(void *priv, struct sk_buff *skb);
+	void            (*kick_up)(void *priv);
+	void            (*push_header)(void *priv, struct sk_buff *skb, u16);
+	struct sk_buff *(*alloc_skb)(void *priv, int len, int gfp_mask);
+};
+
+struct ippp_ccp *
+ippp_ccp_alloc(void);
+
+void
+ippp_ccp_free(struct ippp_ccp *ccp);
+
+int
+ippp_ccp_set_mru(struct ippp_ccp *ccp, unsigned int mru);
+
+unsigned int
+ippp_ccp_get_flags(struct ippp_ccp *ccp);
+
+struct sk_buff *
+ippp_ccp_compress(struct ippp_ccp *ccp, struct sk_buff *skb, int *proto);
+
+struct sk_buff *
+ippp_ccp_decompress(struct ippp_ccp *ccp, struct sk_buff *skb, int *proto);
+
+void
+ippp_ccp_send_ccp(struct ippp_ccp *ccp, struct sk_buff *skb);
+
+void
+ippp_ccp_receive_ccp(struct ippp_ccp *ccp, struct sk_buff *skb);
+
+void
+ippp_ccp_get_compressors(unsigned long protos[8]);
+
+int
+ippp_ccp_set_compressor(struct ippp_ccp *ccp, int unit,
+			struct isdn_ppp_comp_data *data);
+
+