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| // 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;
| }
|
|
