The C and C++ Include Header Files

/usr/include/linux/tc_act/tc_mpls.h


$ cat -n /usr/include/linux/tc_act/tc_mpls.h

     1	/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
     2	/* Copyright (C) 2019 Netronome Systems, Inc. */
     3	
     4	#ifndef __LINUX_TC_MPLS_H
     5	#define __LINUX_TC_MPLS_H
     6	
     7	#include <linux/pkt_cls.h>
     8	
     9	#define TCA_MPLS_ACT_POP	1
    10	#define TCA_MPLS_ACT_PUSH	2
    11	#define TCA_MPLS_ACT_MODIFY	3
    12	#define TCA_MPLS_ACT_DEC_TTL	4
    13	#define TCA_MPLS_ACT_MAC_PUSH	5
    14	
    15	struct tc_mpls {
    16		tc_gen;		/* generic TC action fields. */
    17		int m_action;	/* action of type TCA_MPLS_ACT_*. */
    18	};
    19	
    20	enum {
    21		TCA_MPLS_UNSPEC,
    22		TCA_MPLS_TM,	/* struct tcf_t; time values associated with action. */
    23		TCA_MPLS_PARMS,	/* struct tc_mpls; action type and general TC fields. */
    24		TCA_MPLS_PAD,
    25		TCA_MPLS_PROTO,	/* be16; eth_type of pushed or next (for pop) header. */
    26		TCA_MPLS_LABEL,	/* u32; MPLS label. Lower 20 bits are used. */
    27		TCA_MPLS_TC,	/* u8; MPLS TC field. Lower 3 bits are used. */
    28		TCA_MPLS_TTL,	/* u8; MPLS TTL field. Must not be 0. */
    29		TCA_MPLS_BOS,	/* u8; MPLS BOS field. Either 1 or 0. */
    30		__TCA_MPLS_MAX,
    31	};
    32	#define TCA_MPLS_MAX (__TCA_MPLS_MAX - 1)
    33	
    34	#endif