brintos

brintos / linux-shallow public Read only

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1// SPDX-License-Identifier: GPL-2.02// Copyright (c) 2017 Facebook3 4#include "vmlinux.h"5#include <bpf/bpf_helpers.h>6#include <bpf/bpf_tracing.h>7#include <bpf/bpf_core_read.h>8#include "bpf_misc.h"9 10int kprobe_res = 0;11int kretprobe_res = 0;12int uprobe_res = 0;13int uretprobe_res = 0;14int uprobe_byname_res = 0;15void *user_ptr = 0;16 17SEC("kprobe")18int handle_kprobe(struct pt_regs *ctx)19{20	kprobe_res = 1;21	return 0;22}23 24SEC("kretprobe")25int handle_kretprobe(struct pt_regs *ctx)26{27	kretprobe_res = 2;28	return 0;29}30 31SEC("uprobe")32int handle_uprobe(struct pt_regs *ctx)33{34	uprobe_res = 3;35	return 0;36}37 38SEC("uretprobe")39int handle_uretprobe(struct pt_regs *ctx)40{41	uretprobe_res = 4;42	return 0;43}44 45SEC("uprobe")46int handle_uprobe_byname(struct pt_regs *ctx)47{48	uprobe_byname_res = 5;49	return 0;50}51 52 53char _license[] SEC("license") = "GPL";54