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26 lines
536 B
Rust
26 lines
536 B
Rust
#![no_std]
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#![no_main]
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use aya_ebpf::{
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EbpfContext as _, helpers,
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macros::{map, uprobe},
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maps::RingBuf,
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programs::ProbeContext,
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};
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#[map]
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static RING_BUF: RingBuf = RingBuf::with_byte_size(0, 0);
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#[uprobe]
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pub fn uprobe_cookie(ctx: ProbeContext) {
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let cookie = unsafe { helpers::bpf_get_attach_cookie(ctx.as_ptr()) };
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let cookie_bytes = cookie.to_le_bytes();
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let _res = RING_BUF.output(&cookie_bytes, 0);
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}
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#[cfg(not(test))]
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#[panic_handler]
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fn panic(_info: &core::panic::PanicInfo) -> ! {
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loop {}
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}
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