tango-tfe/bpf/bpf_config_define.h

#ifndef _BPF_CONFIG_H_
#define _BPF_CONFIG_H_

#ifdef __cpluscplus
extern "C"
{
#endif

#define BPF_CONFIG_KEY_DEBUG_LOG "bpf_debug_log"
#define BPF_CONFIG_KEY_HASH_MODE "bpf_hash_mode"
#define BPF_CONFIG_KEY_QUEUE_NUM "bpf_queue_num"

#define __uint(name, val) int(*name)[val]
#define __type(name, val) val *name
#define SEC(NAME) __attribute__((section(NAME), used))

enum bpf_hash_mode
{
    BPF_HASH_MODE_TUPLE2 = 0x2,
    BPF_HASH_MODE_TUPLE4 = 0x4,
};

struct string32
{
    char str[32];
};

struct kv_pair
{
    struct string32 key;
    __u32 val;
};

struct bpf_config
{
    struct kv_pair debug_log;
    struct kv_pair hash_mode;
    struct kv_pair queue_num;
};

struct
{
    __uint(type, BPF_MAP_TYPE_HASH);
    __type(key, struct string32);
    __type(value, __u32);
    __uint(max_entries, 16);
} bpf_config_map SEC(".maps");

#ifdef __cpluscplus
}
#endif

#endif