// SPDX-License-Identifier: GPL-2.0 /* Copyright (c) 2020 Facebook */ #include "bpf_iter.h" #include <bpf/bpf_helpers.h> #include <bpf/bpf_tracing.h> char _license[] SEC("license") = "GPL"; struct key_t { int a; int b; int c; }; struct { __uint(type, BPF_MAP_TYPE_ARRAY); __uint(max_entries, 3); __type(key, __u32); __type(value, __u64); } arraymap1 SEC(".maps"); __u32 key_sum = 0; __u64 val_sum = 0; SEC("iter/bpf_map_elem") int dump_bpf_array_map(struct bpf_iter__bpf_map_elem *ctx) { __u32 *key = ctx->key; __u64 *val = ctx->value; if (key == (void *)0 || val == (void *)0) return 0; bpf_seq_write(ctx->meta->seq, key, sizeof(__u32)); bpf_seq_write(ctx->meta->seq, val, sizeof(__u64)); key_sum += *key; val_sum += *val; *val = *key; return 0; }