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// SPDX-License-Identifier: GPL-2.0
#include <linux/bpf.h>
#include <bpf/bpf_helpers.h>
#include <bpf/bpf_tracing.h>
#include <sys/types.h>
pid_t pid = 0;
long ret = 0;
void *user_ptr = 0;
char buf[256] = {};
SEC("tracepoint/syscalls/sys_enter_nanosleep")
int on_write(void *ctx)
{
if (pid != (bpf_get_current_pid_tgid() >> 32))
return 0;
ret = bpf_probe_read_user_str(buf, sizeof(buf), user_ptr);
return 0;
}
char _license[] SEC("license") = "GPL";
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