#include <bitcoin/bitcoin.hpp>

int main()

{

// base16格式的私钥

bc::ec_secret decoded;

bc::decode_base16(decoded,

"038109007313a5807b2eccc082c8c3fbb988a973cacf1a7df9ce725c31b14776");

bc::wallet::ec_private secret(

decoded, bc::wallet::ec_private::mainnet_p2kh);

// 生成公钥

bc::wallet::ec_public public_key(secret);

std::cout << "Public key: " << public_key.encoded() << std::endl;

// 生成比特币地址

// 一般可以使用:

// bc::wallet::payment_address payaddr =

// public_key.to_payment_address(

// bc::wallet::ec_public::mainnet_p2kh);

// const std::string address = payaddr.encoded();

// 计算用于P2PKH地址的公钥哈希值 .

bc::data_chunk public_key_data;

public_key.to_data(public_key_data);

const auto hash = bc::bitcoin_short_hash(public_key_data);

bc::data_chunk unencoded_address;

// 预留25字节空间

// [ version:1 ]

// [ hash:20 ]

// [ checksum:4 ]

unencoded_address.reserve(25);

// 版本号字节, 0 代表普通的 BTC 地址 (P2PKH).

unencoded_address.push_back(0);

// 哈希值

bc::extend_data(unencoded_address, hash);

// 计算哈希值的校验和并放入前4个字节

bc::append_checksum(unencoded_address);

// 最后使用base58编码

assert(unencoded_address.size() == 25);

const std::string address = bc::encode_base58(unencoded_address);

std::cout << "Address: " << address << std::endl;

return 0;

}