1 #ifndef _LINUX_ATMBR2684_H
2 #define _LINUX_ATMBR2684_H
5 #include <linux/if.h> /* For IFNAMSIZ */
8 * Type of media we're bridging (ethernet, token ring, etc) Currently only
9 * ethernet is supported
11 #define BR2684_MEDIA_ETHERNET (0) /* 802.3 */
12 #define BR2684_MEDIA_802_4 (1) /* 802.4 */
13 #define BR2684_MEDIA_TR (2) /* 802.5 - token ring */
14 #define BR2684_MEDIA_FDDI (3)
15 #define BR2684_MEDIA_802_6 (4) /* 802.6 */
18 * Is there FCS inbound on this VC? This currently isn't supported.
20 #define BR2684_FCSIN_NO (0)
21 #define BR2684_FCSIN_IGNORE (1)
22 #define BR2684_FCSIN_VERIFY (2)
25 * Is there FCS outbound on this VC? This currently isn't supported.
27 #define BR2684_FCSOUT_NO (0)
28 #define BR2684_FCSOUT_SENDZERO (1)
29 #define BR2684_FCSOUT_GENERATE (2)
32 * Does this VC include LLC encapsulation?
34 #define BR2684_ENCAPS_VC (0) /* VC-mux */
35 #define BR2684_ENCAPS_LLC (1)
36 #define BR2684_ENCAPS_AUTODETECT (2) /* Unsuported */
39 * This is for the ATM_NEWBACKENDIF call - these are like socket families:
40 * the first element of the structure is the backend number and the rest
41 * is per-backend specific
43 struct atm_newif_br2684 {
44 atm_backend_t backend_num; /* ATM_BACKEND_BR2684 */
45 int media; /* BR2684_MEDIA_* */
46 char ifname[IFNAMSIZ];
51 * This structure is used to specify a br2684 interface - either by a
52 * positive integer (returned by ATM_NEWBACKENDIF) or the interfaces name
54 #define BR2684_FIND_BYNOTHING (0)
55 #define BR2684_FIND_BYNUM (1)
56 #define BR2684_FIND_BYIFNAME (2)
57 struct br2684_if_spec {
58 int method; /* BR2684_FIND_* */
60 char ifname[IFNAMSIZ];
66 * This is for the ATM_SETBACKEND call - these are like socket families:
67 * the first element of the structure is the backend number and the rest
68 * is per-backend specific
70 struct atm_backend_br2684 {
71 atm_backend_t backend_num; /* ATM_BACKEND_BR2684 */
72 struct br2684_if_spec ifspec;
73 int fcs_in; /* BR2684_FCSIN_* */
74 int fcs_out; /* BR2684_FCSOUT_* */
75 int fcs_auto; /* 1: fcs_{in,out} disabled if no FCS rx'ed */
76 int encaps; /* BR2684_ENCAPS_* */
77 int has_vpiid; /* 1: use vpn_id - Unsupported */
79 int send_padding; /* unsupported */
80 int min_size; /* we will pad smaller packets than this */
84 * The BR2684_SETFILT ioctl is an experimental mechanism for folks
85 * terminating a large number of IP-only vcc's. When netfilter allows
86 * efficient per-if in/out filters, this support will be removed
88 struct br2684_filter {
89 __u32 prefix; /* network byte order */
90 __u32 netmask; /* 0 = disable filter */
93 struct br2684_filter_set {
94 struct br2684_if_spec ifspec;
95 struct br2684_filter filter;
98 #define BR2684_SETFILT _IOW( 'a', ATMIOC_BACKEND + 0, \
99 struct br2684_filter_set)
101 #endif /* _LINUX_ATMBR2684_H */