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path: root/drivers/isdn/isdnloop/isdnloop.h
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Diffstat (limited to 'drivers/isdn/isdnloop/isdnloop.h')
-rw-r--r--drivers/isdn/isdnloop/isdnloop.h112
1 files changed, 112 insertions, 0 deletions
diff --git a/drivers/isdn/isdnloop/isdnloop.h b/drivers/isdn/isdnloop/isdnloop.h
new file mode 100644
index 000000000000..8fb7bc1bfe0f
--- /dev/null
+++ b/drivers/isdn/isdnloop/isdnloop.h
@@ -0,0 +1,112 @@
+/* $Id: isdnloop.h,v 1.5.6.3 2001/09/23 22:24:56 kai Exp $
+ *
+ * Loopback lowlevel module for testing of linklevel.
+ *
+ * Copyright 1997 by Fritz Elfert (fritz@isdn4linux.de)
+ *
+ * This software may be used and distributed according to the terms
+ * of the GNU General Public License, incorporated herein by reference.
+ *
+ */
+
+#ifndef isdnloop_h
+#define isdnloop_h
+
+#define ISDNLOOP_IOCTL_DEBUGVAR 0
+#define ISDNLOOP_IOCTL_ADDCARD 1
+#define ISDNLOOP_IOCTL_LEASEDCFG 2
+#define ISDNLOOP_IOCTL_STARTUP 3
+
+/* Struct for adding new cards */
+typedef struct isdnloop_cdef {
+ char id1[10];
+} isdnloop_cdef;
+
+/* Struct for configuring cards */
+typedef struct isdnloop_sdef {
+ int ptype;
+ char num[3][20];
+} isdnloop_sdef;
+
+#if defined(__KERNEL__) || defined(__DEBUGVAR__)
+
+#ifdef __KERNEL__
+/* Kernel includes */
+
+#include <linux/version.h>
+#include <linux/errno.h>
+#include <linux/fs.h>
+#include <linux/major.h>
+#include <asm/io.h>
+#include <linux/kernel.h>
+#include <linux/signal.h>
+#include <linux/slab.h>
+#include <linux/mm.h>
+#include <linux/mman.h>
+#include <linux/ioport.h>
+#include <linux/timer.h>
+#include <linux/wait.h>
+#include <linux/isdnif.h>
+
+#endif /* __KERNEL__ */
+
+#define ISDNLOOP_FLAGS_B1ACTIVE 1 /* B-Channel-1 is open */
+#define ISDNLOOP_FLAGS_B2ACTIVE 2 /* B-Channel-2 is open */
+#define ISDNLOOP_FLAGS_RUNNING 4 /* Cards driver activated */
+#define ISDNLOOP_FLAGS_RBTIMER 8 /* scheduling of B-Channel-poll */
+#define ISDNLOOP_TIMER_BCREAD 1 /* B-Channel poll-cycle */
+#define ISDNLOOP_TIMER_DCREAD (HZ/2) /* D-Channel poll-cycle */
+#define ISDNLOOP_TIMER_ALERTWAIT (10*HZ) /* Alert timeout */
+#define ISDNLOOP_MAX_SQUEUE 65536 /* Max. outstanding send-data */
+#define ISDNLOOP_BCH 2 /* channels per card */
+
+/*
+ * Per card driver data
+ */
+typedef struct isdnloop_card {
+ struct isdnloop_card *next; /* Pointer to next device struct */
+ struct isdnloop_card
+ *rcard[ISDNLOOP_BCH]; /* Pointer to 'remote' card */
+ int rch[ISDNLOOP_BCH]; /* 'remote' channel */
+ int myid; /* Driver-Nr. assigned by linklevel */
+ int leased; /* Flag: This Adapter is connected */
+ /* to a leased line */
+ int sil[ISDNLOOP_BCH]; /* SI's to listen for */
+ char eazlist[ISDNLOOP_BCH][11];
+ /* EAZ's to listen for */
+ char s0num[3][20]; /* 1TR6 base-number or MSN's */
+ unsigned short flags; /* Statusflags */
+ int ptype; /* Protocol type (1TR6 or Euro) */
+ struct timer_list st_timer; /* Timer for Status-Polls */
+ struct timer_list rb_timer; /* Timer for B-Channel-Polls */
+ struct timer_list
+ c_timer[ISDNLOOP_BCH]; /* Timer for Alerting */
+ int l2_proto[ISDNLOOP_BCH]; /* Current layer-2-protocol */
+ isdn_if interface; /* Interface to upper layer */
+ int iptr; /* Index to imsg-buffer */
+ char imsg[60]; /* Internal buf for status-parsing */
+ int optr; /* Index to omsg-buffer */
+ char omsg[60]; /* Internal buf for cmd-parsing */
+ char msg_buf[2048]; /* Buffer for status-messages */
+ char *msg_buf_write; /* Writepointer for statusbuffer */
+ char *msg_buf_read; /* Readpointer for statusbuffer */
+ char *msg_buf_end; /* Pointer to end of statusbuffer */
+ int sndcount[ISDNLOOP_BCH]; /* Byte-counters for B-Ch.-send */
+ struct sk_buff_head
+ bqueue[ISDNLOOP_BCH]; /* B-Channel queues */
+ struct sk_buff_head dqueue; /* D-Channel queue */
+} isdnloop_card;
+
+/*
+ * Main driver data
+ */
+#ifdef __KERNEL__
+static isdnloop_card *cards = (isdnloop_card *) 0;
+#endif /* __KERNEL__ */
+
+/* Utility-Macros */
+
+#define CID (card->interface.id)
+
+#endif /* defined(__KERNEL__) || defined(__DEBUGVAR__) */
+#endif /* isdnloop_h */