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-rw-r--r--include/linux/atmbr2684.h101
1 files changed, 101 insertions, 0 deletions
diff --git a/include/linux/atmbr2684.h b/include/linux/atmbr2684.h
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--- /dev/null
+++ b/include/linux/atmbr2684.h
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+#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 */