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// SPDX-License-Identifier: GPL-2.0
/* Copyright (C) 2023 Yafang Shao <laoar.shao@gmail.com> */
#include "vmlinux.h"
#include <bpf/bpf_tracing.h>
char tp_name[128];
SEC("lsm.s/bpf")
int BPF_PROG(lsm_run, int cmd, union bpf_attr *attr, unsigned int size, bool kernel)
{
switch (cmd) {
case BPF_RAW_TRACEPOINT_OPEN:
bpf_copy_from_user(tp_name, sizeof(tp_name) - 1,
(void *)attr->raw_tracepoint.name);
break;
default:
break;
}
return 0;
}
SEC("raw_tracepoint")
int BPF_PROG(raw_tp_run)
{
return 0;
}
char _license[] SEC("license") = "GPL";
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