- #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 */