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The C and C++ Include Header Files

/usr/include/linux/tc_act/tc_csum.h


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

     1	/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
     2	#ifndef __LINUX_TC_CSUM_H
     3	#define __LINUX_TC_CSUM_H
     4	
     5	#include <linux/types.h>
     6	#include <linux/pkt_cls.h>
     7	
     8	enum {
     9		TCA_CSUM_UNSPEC,
    10		TCA_CSUM_PARMS,
    11		TCA_CSUM_TM,
    12		TCA_CSUM_PAD,
    13		__TCA_CSUM_MAX
    14	};
    15	#define TCA_CSUM_MAX (__TCA_CSUM_MAX - 1)
    16	
    17	enum {
    18		TCA_CSUM_UPDATE_FLAG_IPV4HDR = 1,
    19		TCA_CSUM_UPDATE_FLAG_ICMP    = 2,
    20		TCA_CSUM_UPDATE_FLAG_IGMP    = 4,
    21		TCA_CSUM_UPDATE_FLAG_TCP     = 8,
    22		TCA_CSUM_UPDATE_FLAG_UDP     = 16,
    23		TCA_CSUM_UPDATE_FLAG_UDPLITE = 32,
    24		TCA_CSUM_UPDATE_FLAG_SCTP    = 64,
    25	};
    26	
    27	struct tc_csum {
    28		tc_gen;
    29	
    30		__u32 update_flags;
    31	};
    32	
    33	#endif /* __LINUX_TC_CSUM_H */