patch-2.4.19 linux-2.4.19/include/linux/atmbr2684.h

• Lines: 102
• Date: Fri Aug 2 17:39:45 2002
• Orig file: linux-2.4.18/include/linux/atmbr2684.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -urN linux-2.4.18/include/linux/atmbr2684.h linux-2.4.19/include/linux/atmbr2684.h
@@ -0,0 +1,101 @@
+#ifndef _LINUX_ATMBR2684_H
+#define _LINUX_ATMBR2684_H
+
+#include <linux/atm.h>
+#include <linux/if.h>		/* For IFNAMSIZ */
+
+/*
+ * Type of media we're bridging (ethernet, token ring, etc)  Currently only
+ * ethernet is supported
+ */
+#define BR2684_MEDIA_ETHERNET	(0)	/* 802.3 */
+#define BR2684_MEDIA_802_4	(1)	/* 802.4 */
+#define BR2684_MEDIA_TR		(2)	/* 802.5 - token ring */
+#define BR2684_MEDIA_FDDI	(3)
+#define BR2684_MEDIA_802_6	(4)	/* 802.6 */
+
+/*
+ * Is there FCS inbound on this VC?  This currently isn't supported.
+ */
+#define BR2684_FCSIN_NO		(0)
+#define BR2684_FCSIN_IGNORE	(1)
+#define BR2684_FCSIN_VERIFY	(2)
+
+/*
+ * Is there FCS outbound on this VC?  This currently isn't supported.
+ */
+#define BR2684_FCSOUT_NO	(0)
+#define BR2684_FCSOUT_SENDZERO	(1)
+#define BR2684_FCSOUT_GENERATE	(2)
+
+/*
+ * Does this VC include LLC encapsulation?
+ */
+#define BR2684_ENCAPS_VC	(0)	/* VC-mux */
+#define BR2684_ENCAPS_LLC	(1)
+#define BR2684_ENCAPS_AUTODETECT (2)	/* Unsuported */
+
+/*
+ * This is for the ATM_NEWBACKENDIF call - these are like socket families:
+ * the first element of the structure is the backend number and the rest
+ * is per-backend specific
+ */
+struct atm_newif_br2684 {
+	atm_backend_t	backend_num;	/* ATM_BACKEND_BR2684 */
+	int		media;		/* BR2684_MEDIA_* */
+	char		ifname[IFNAMSIZ];
+	int		mtu;
+};
+
+/*
+ * This structure is used to specify a br2684 interface - either by a
+ * positive integer (returned by ATM_NEWBACKENDIF) or the interfaces name
+ */
+#define BR2684_FIND_BYNOTHING	(0)
+#define BR2684_FIND_BYNUM	(1)
+#define BR2684_FIND_BYIFNAME	(2)
+struct br2684_if_spec {
+	int method;			/* BR2684_FIND_* */
+	union {
+		char		ifname[IFNAMSIZ];
+		int		devnum;
+	} spec;
+};
+
+/*
+ * This is for the ATM_SETBACKEND call - these are like socket families:
+ * the first element of the structure is the backend number and the rest
+ * is per-backend specific
+ */
+struct atm_backend_br2684 {
+	atm_backend_t	backend_num;	/* ATM_BACKEND_BR2684 */
+	struct br2684_if_spec ifspec;
+	int	fcs_in;		/* BR2684_FCSIN_* */
+	int	fcs_out;	/* BR2684_FCSOUT_* */
+	int	fcs_auto;	/* 1: fcs_{in,out} disabled if no FCS rx'ed */
+	int	encaps;		/* BR2684_ENCAPS_* */
+	int	has_vpiid;	/* 1: use vpn_id - Unsupported */
+	__u8	vpn_id[7];
+	int	send_padding;	/* unsupported */
+	int	min_size;	/* we will pad smaller packets than this */
+};
+
+/*
+ * The BR2684_SETFILT ioctl is an experimental mechanism for folks
+ * terminating a large number of IP-only vcc's.  When netfilter allows
+ * efficient per-if in/out filters, this support will be removed
+ */
+struct br2684_filter {
+	__u32	prefix;		/* network byte order */
+	__u32	netmask;	/* 0 = disable filter */
+};
+
+struct br2684_filter_set {
+	struct br2684_if_spec ifspec;
+	struct br2684_filter filter;
+};
+
+#define BR2684_SETFILT	_IOW( 'a', ATMIOC_BACKEND + 0, \
+				struct br2684_filter_set)
+
+#endif /* _LINUX_ATMBR2684_H */