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serenity/Meta/Lagom/Fuzzers/FuzzDNSPacket.cpp
Tim Ledbetter 1793f51bc6 LibDNS: Make DNS packet parsing fallible
Previously, a DNS packet containing an invalid name would be returned
with an empty name. With this change, an error is returned if any error
is encountered during parsing.
2023-11-14 10:12:44 +01:00

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C++

/*
* Copyright (c) 2023, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibDNS/Packet.h>
extern "C" int LLVMFuzzerTestOneInput(uint8_t const* data, size_t size)
{
AK::set_debug_enabled(false);
auto packet_or_error = DNS::Packet::from_raw_packet({ data, size });
if (packet_or_error.is_error())
return 0;
(void)packet_or_error.release_value().to_byte_buffer();
return 0;
}