crypto_hkdf_hmac_sha256_l32.cpp
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crypto_hkdf_hmac_sha256_l32.cpp
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	// Copyright (c) 2020 The Bitcoin Core developers
	// Distributed under the MIT software license, see the accompanying
	// file COPYING or http://www.opensource.org/licenses/mit-license.php.

	#include <crypto/hkdf_sha256_32.h>
	#include <test/fuzz/FuzzedDataProvider.h>
	#include <test/fuzz/fuzz.h>
	#include <test/fuzz/util.h>

	#include <cstdint>
	#include <string>
	#include <vector>

	FUZZ_TARGET(crypto_hkdf_hmac_sha256_l32) {
	FuzzedDataProvider fuzzed_data_provider{buffer.data(), buffer.size()};

	const std::vector<uint8_t> initial_key_material =
	ConsumeRandomLengthByteVector(fuzzed_data_provider);

	CHKDF_HMAC_SHA256_L32 hkdf_hmac_sha256_l32(
	initial_key_material.data(), initial_key_material.size(),
	fuzzed_data_provider.ConsumeRandomLengthString(1024));
	while (fuzzed_data_provider.ConsumeBool()) {
	std::vector<uint8_t> out(32);
	hkdf_hmac_sha256_l32.Expand32(
	fuzzed_data_provider.ConsumeRandomLengthString(128), out.data());
	}
	}