// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/* Copyright (C) 2017-2018 Netronome Systems, Inc. */
#include <assert.h>
#include <errno.h>
#include <fcntl.h>
#include <linux/err.h>
#include <linux/kernel.h>
#include <net/if.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <bpf.h>
#include "btf.h"
#include "json_writer.h"
#include "main.h"
const char * const map_type_name[] = {
[BPF_MAP_TYPE_UNSPEC] = "unspec",
[BPF_MAP_TYPE_HASH] = "hash",
[BPF_MAP_TYPE_ARRAY] = "array",
[BPF_MAP_TYPE_PROG_ARRAY] = "prog_array",
[BPF_MAP_TYPE_PERF_EVENT_ARRAY] = "perf_event_array",
[BPF_MAP_TYPE_PERCPU_HASH] = "percpu_hash",
[BPF_MAP_TYPE_PERCPU_ARRAY] = "percpu_array",
[BPF_MAP_TYPE_STACK_TRACE] = "stack_trace",
[BPF_MAP_TYPE_CGROUP_ARRAY] = "cgroup_array",
[BPF_MAP_TYPE_LRU_HASH] = "lru_hash",
[BPF_MAP_TYPE_LRU_PERCPU_HASH] = "lru_percpu_hash",
[BPF_MAP_TYPE_LPM_TRIE] = "lpm_trie",
[BPF_MAP_TYPE_ARRAY_OF_MAPS] = "array_of_maps",
[BPF_MAP_TYPE_HASH_OF_MAPS] = "hash_of_maps",
[BPF_MAP_TYPE_DEVMAP] = "devmap",
[BPF_MAP_TYPE_SOCKMAP] = "sockmap",
[BPF_MAP_TYPE_CPUMAP] = "cpumap",
[BPF_MAP_TYPE_XSKMAP] = "xskmap",
[BPF_MAP_TYPE_SOCKHASH] = "sockhash",
[BPF_MAP_TYPE_CGROUP_STORAGE] = "cgroup_storage",
[BPF_MAP_TYPE_REUSEPORT_SOCKARRAY] = "reuseport_sockarray",
[BPF_MAP_TYPE_PERCPU_CGROUP_STORAGE] = "percpu_cgroup_storage",
[BPF_MAP_TYPE_QUEUE] = "queue",
[BPF_MAP_TYPE_STACK] = "stack",
};
const size_t map_type_name_size = ARRAY_SIZE(map_type_name);
static bool map_is_per_cpu(__u32 type)
{
return type == BPF_MAP_TYPE_PERCPU_HASH ||
type == BPF_MAP_TYPE_PERCPU_ARRAY ||
type == BPF_MAP_TYPE_LRU_PERCPU_HASH ||
type == BPF_MAP_TYPE_PERCPU_CGROUP_STORAGE;
}
static bool map_is_map_of_maps(__u32 type)
{
return type == BPF_MAP_TYPE_ARRAY_OF_MAPS ||
type == BPF_MAP_TYPE_HASH_OF_MAPS;
}
static bool map_is_map_of_progs(__u32 type)
{
return type == BPF_MAP_TYPE_PROG_ARRAY;
}
static int map_type_from_str(const char *type)
{
unsigned int