patch-2.1.101 linux/include/linux/if_hippi.h

• Lines: 158
• Date: Fri May 8 18:22:17 1998
• Orig file: v2.1.100/linux/include/linux/if_hippi.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.100/linux/include/linux/if_hippi.h linux/include/linux/if_hippi.h
@@ -0,0 +1,157 @@
+/*
+ * INET		An implementation of the TCP/IP protocol suite for the LINUX
+ *		operating system.  INET is implemented using the  BSD Socket
+ *		interface as the means of communication with the user level.
+ *
+ *		Global definitions for the HIPPI interface.
+ *
+ * Version:	@(#)if_hippi.h	1.0.0	05/26/97
+ *
+ * Author:	Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
+ *		Donald Becker, <becker@super.org>
+ *		Alan Cox, <alan@cymru.net>
+ *		Steve Whitehouse, <gw7rrm@eeshack3.swan.ac.uk>
+ *		Jes Sorensen, <Jes.Sorensen@cern.ch>
+ *
+ *		This program is free software; you can redistribute it and/or
+ *		modify it under the terms of the GNU General Public License
+ *		as published by the Free Software Foundation; either version
+ *		2 of the License, or (at your option) any later version.
+ */
+ 
+#ifndef _LINUX_IF_HIPPI_H
+#define _LINUX_IF_HIPPI_H
+
+#include <asm/byteorder.h>
+
+/*
+ *	HIPPI magic constants.
+ */
+
+#define HIPPI_ALEN	6		/* Bytes in one HIPPI hw-addr	   */
+#define HIPPI_HLEN	sizeof(struct hippi_hdr)
+#define HIPPI_ZLEN	0		/* Min. bytes in frame without FCS */
+#define HIPPI_DATA_LEN	65280		/* Max. bytes in payload	   */
+#define HIPPI_FRAME_LEN	(HIPPI_DATA_LEN + HIPPI_HLEN)
+					/* Max. bytes in frame without FCS */
+
+/*
+ * Define LLC and SNAP constants.
+ */
+#define HIPPI_EXTENDED_SAP	0xAA
+#define HIPPI_UI_CMD		0x03
+
+
+/*
+ *	Do we need to list some sort of ID's here?
+ */
+
+/*
+ *	HIPPI statistics collection data. 
+ */
+ 
+struct hipnet_statistics
+{
+	int	rx_packets;		/* total packets received	*/
+	int	tx_packets;		/* total packets transmitted	*/
+	int	rx_errors;		/* bad packets received		*/
+	int	tx_errors;		/* packet transmit problems	*/
+	int	rx_dropped;		/* no space in linux buffers	*/
+	int	tx_dropped;		/* no space available in linux	*/
+
+	/* detailed rx_errors: */
+	int	rx_length_errors;
+	int	rx_over_errors;		/* receiver ring buff overflow	*/
+	int	rx_crc_errors;		/* recved pkt with crc error	*/
+	int	rx_frame_errors;	/* recv'd frame alignment error */
+	int	rx_fifo_errors;		/* recv'r fifo overrun		*/
+	int	rx_missed_errors;	/* receiver missed packet	*/
+
+	/* detailed tx_errors */
+	int	tx_aborted_errors;
+	int	tx_carrier_errors;
+	int	tx_fifo_errors;
+	int	tx_heartbeat_errors;
+	int	tx_window_errors;
+};
+
+
+struct hippi_fp_hdr
+{
+#if 0
+	__u8		ulp;				/* must contain 4 */
+#if defined (__BIG_ENDIAN_BITFIELD)
+	__u8		d1_data_present:1;		/* must be 1 */
+	__u8		start_d2_burst_boundary:1;	/* must be zero */
+	__u8		reserved:6;			/* must be zero */
+#if 0
+	__u16		reserved1:5;
+	__u16		d1_area_size:8;			/* must be 3 */
+	__u16		d2_offset:3;			/* must be zero */
+#endif
+#elif defined(__LITTLE_ENDIAN_BITFIELD)
+	__u8		reserved:6;			/* must be zero */
+	__u8	 	start_d2_burst_boundary:1;	/* must be zero */
+	__u8		d1_data_present:1;		/* must be 1 */
+#if 0
+	__u16		d2_offset:3;			/* must be zero */
+	__u16		d1_area_size:8;			/* must be 3 */
+	__u16		reserved1:5;			/* must be zero */
+#endif
+#else
+#error	"Please fix <asm/byteorder.h>"
+#endif
+#else
+	__u32		fixed;
+#endif
+	__u32		d2_size;
+} __attribute__ ((packed));
+
+struct hippi_le_hdr
+{
+#if defined (__BIG_ENDIAN_BITFIELD)
+	unsigned long	fc:3;
+	unsigned long	double_wide:1;
+	unsigned long	message_type:4;
+#elif defined(__LITTLE_ENDIAN_BITFIELD)
+	unsigned long	message_type:4;
+	unsigned long	double_wide:1;
+	unsigned long	fc:3;
+#endif
+	__u8		dest_switch_addr[3];
+#if defined (__BIG_ENDIAN_BITFIELD)
+	__u8		dest_addr_type:4,
+			src_addr_type:4;
+#elif defined(__LITTLE_ENDIAN_BITFIELD)
+	__u8		src_addr_type:4,
+			dest_addr_type:4;
+#endif
+	__u8		src_switch_addr[3];
+	__u16		reserved;
+	__u8		daddr[HIPPI_ALEN];
+	__u16		locally_administered;
+	__u8		saddr[HIPPI_ALEN];
+} __attribute__ ((packed));
+
+#define HIPPI_OUI_LEN	3
+/*
+ * Looks like the dsap and ssap fields have been swapped by mistake in
+ * RFC 2067 "IP over HIPPI".
+ */
+struct hippi_snap_hdr
+{
+	__u8	dsap;			/* always 0xAA */
+	__u8	ssap;			/* always 0xAA */
+	__u8	ctrl;			/* always 0x03 */
+	__u8	oui[HIPPI_OUI_LEN];	/* organizational universal id (zero)*/
+	__u16	ethertype;		/* packet type ID field */
+} __attribute__ ((packed));
+
+struct hippi_hdr
+{
+	struct hippi_fp_hdr	fp;
+	struct hippi_le_hdr	le;
+	struct hippi_snap_hdr	snap;
+} __attribute__ ((packed));
+
+#endif	/* _LINUX_IF_HIPPI_H */