mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
77 lines
2.3 KiB
77 lines
2.3 KiB
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
|
#ifndef _UAPI_MPLS_H |
|
#define _UAPI_MPLS_H |
|
|
|
#include <linux/types.h> |
|
#include <asm/byteorder.h> |
|
|
|
/* Reference: RFC 5462, RFC 3032 |
|
* |
|
* 0 1 2 3 |
|
* 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 |
|
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
|
* | Label | TC |S| TTL | |
|
* +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
|
* |
|
* Label: Label Value, 20 bits |
|
* TC: Traffic Class field, 3 bits |
|
* S: Bottom of Stack, 1 bit |
|
* TTL: Time to Live, 8 bits |
|
*/ |
|
|
|
struct mpls_label { |
|
__be32 entry; |
|
}; |
|
|
|
#define MPLS_LS_LABEL_MASK 0xFFFFF000 |
|
#define MPLS_LS_LABEL_SHIFT 12 |
|
#define MPLS_LS_TC_MASK 0x00000E00 |
|
#define MPLS_LS_TC_SHIFT 9 |
|
#define MPLS_LS_S_MASK 0x00000100 |
|
#define MPLS_LS_S_SHIFT 8 |
|
#define MPLS_LS_TTL_MASK 0x000000FF |
|
#define MPLS_LS_TTL_SHIFT 0 |
|
|
|
/* Reserved labels */ |
|
#define MPLS_LABEL_IPV4NULL 0 /* RFC3032 */ |
|
#define MPLS_LABEL_RTALERT 1 /* RFC3032 */ |
|
#define MPLS_LABEL_IPV6NULL 2 /* RFC3032 */ |
|
#define MPLS_LABEL_IMPLNULL 3 /* RFC3032 */ |
|
#define MPLS_LABEL_ENTROPY 7 /* RFC6790 */ |
|
#define MPLS_LABEL_GAL 13 /* RFC5586 */ |
|
#define MPLS_LABEL_OAMALERT 14 /* RFC3429 */ |
|
#define MPLS_LABEL_EXTENSION 15 /* RFC7274 */ |
|
|
|
#define MPLS_LABEL_FIRST_UNRESERVED 16 /* RFC3032 */ |
|
|
|
/* These are embedded into IFLA_STATS_AF_SPEC: |
|
* [IFLA_STATS_AF_SPEC] |
|
* -> [AF_MPLS] |
|
* -> [MPLS_STATS_xxx] |
|
* |
|
* Attributes: |
|
* [MPLS_STATS_LINK] = { |
|
* struct mpls_link_stats |
|
* } |
|
*/ |
|
enum { |
|
MPLS_STATS_UNSPEC, /* also used as 64bit pad attribute */ |
|
MPLS_STATS_LINK, |
|
__MPLS_STATS_MAX, |
|
}; |
|
|
|
#define MPLS_STATS_MAX (__MPLS_STATS_MAX - 1) |
|
|
|
struct mpls_link_stats { |
|
__u64 rx_packets; /* total packets received */ |
|
__u64 tx_packets; /* total packets transmitted */ |
|
__u64 rx_bytes; /* total bytes received */ |
|
__u64 tx_bytes; /* total bytes transmitted */ |
|
__u64 rx_errors; /* bad packets received */ |
|
__u64 tx_errors; /* packet transmit problems */ |
|
__u64 rx_dropped; /* packet dropped on receive */ |
|
__u64 tx_dropped; /* packet dropped on transmit */ |
|
__u64 rx_noroute; /* no route for packet dest */ |
|
}; |
|
|
|
#endif /* _UAPI_MPLS_H */
|
|
|