key_io.cpp

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// Copyright (c) 2020-2021 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 <chainparams.h>
#include <key_io.h>
#include <test/fuzz/fuzz.h>
 
#include <cassert>
#include <cstdint>
#include <string>
#include <vector>
 
void initialize_key_io()
{
    ECC_Start();
    SelectParams(CBaseChainParams::MAIN);
}
 
FUZZ_TARGET_INIT(key_io, initialize_key_io)
{
    const std::string random_string(buffer.begin(), buffer.end());
 
    const CKey key = DecodeSecret(random_string);
    if (key.IsValid()) {
        assert(key == DecodeSecret(EncodeSecret(key)));
    }
 
    const CExtKey ext_key = DecodeExtKey(random_string);
    if (ext_key.key.size() == 32) {
        assert(ext_key == DecodeExtKey(EncodeExtKey(ext_key)));
    }
 
    const CExtPubKey ext_pub_key = DecodeExtPubKey(random_string);
    if (ext_pub_key.pubkey.size() == CPubKey::COMPRESSED_SIZE) {
        assert(ext_pub_key == DecodeExtPubKey(EncodeExtPubKey(ext_pub_key)));
    }
}