github.com/cilium/ebpf@v0.10.0/testdata/common.h (about)

     1  #pragma once
     2  
     3  typedef unsigned int uint32_t;
     4  typedef unsigned long uint64_t;
     5  
     6  #define __section(NAME) __attribute__((section(NAME), used))
     7  #define __uint(name, val) int(*name)[val]
     8  #define __type(name, val) typeof(val) *name
     9  #define __array(name, val) typeof(val) *name[]
    10  
    11  #define BPF_MAP_TYPE_HASH (1)
    12  #define BPF_MAP_TYPE_ARRAY (2)
    13  #define BPF_MAP_TYPE_PROG_ARRAY (3)
    14  #define BPF_MAP_TYPE_PERF_EVENT_ARRAY (4)
    15  #define BPF_MAP_TYPE_ARRAY_OF_MAPS (12)
    16  #define BPF_MAP_TYPE_HASH_OF_MAPS (13)
    17  
    18  #define BPF_F_NO_PREALLOC (1U << 0)
    19  #define BPF_F_CURRENT_CPU (0xffffffffULL)
    20  
    21  /* From tools/lib/bpf/libbpf.h */
    22  struct bpf_map_def {
    23  	unsigned int type;
    24  	unsigned int key_size;
    25  	unsigned int value_size;
    26  	unsigned int max_entries;
    27  	unsigned int map_flags;
    28  };
    29  
    30  static void *(*map_lookup_elem)(const void *map, const void *key) = (void *)1;
    31  
    32  static long (*map_update_elem)(const void *map, const void *key, const void *value, uint64_t flags) = (void *)2;
    33  
    34  static long (*trace_printk)(const char *fmt, uint32_t fmt_size, ...) = (void *)6;
    35  
    36  static long (*tail_call)(void *ctx, void *prog_array_map, uint32_t index) = (void *)12;
    37  
    38  static int (*perf_event_output)(const void *ctx, const void *map, uint64_t index, const void *data, uint64_t size) = (void *)25;
    39  
    40  static uint32_t (*get_smp_processor_id)(void) = (void *)8;
    41  
    42  static long (*for_each_map_elem)(const void *map, void *callback_fn, void *callback_ctx, uint64_t flags) = (void *)164;