<?php
require "../vendor/autoload.php";
use BitWasp\Bitcoin\Bitcoin;
use BitWasp\Bitcoin\MessageSigner\MessageSigner;
use BitWasp\Bitcoin\Serializer\MessageSigner\SignedMessageSerializer;
use BitWasp\Bitcoin\Serializer\Signature\CompactSignatureSerializer;
Bitcoin::setNetwork(\BitWasp\Bitcoin\Network\NetworkFactory::bitcoinTestnet());
$address = 'n2Z2DFCxG6vktyX1MFkKAQPQFsrmniGKj5';
$sig = '-----BEGIN BITCOIN SIGNED MESSAGE-----
hi
-----BEGIN SIGNATURE-----
IBpGR29vEbbl4kmpK0fcDsT75GPeH2dg5O199D3iIkS3VcDoQahJMGJEDozXot8JGULWjN9Llq79aF+FogOoz/M=
-----END BITCOIN SIGNED MESSAGE-----';
$ec = Bitcoin::getEcAdapter();
$addr = \BitWasp\Bitcoin\Address\AddressFactory::fromString($address);
$serializer = new SignedMessageSerializer(new CompactSignatureSerializer(Bitcoin::getMath()));
$signedMessage = $serializer->parse($sig);
$signer = new MessageSigner($ec);
if ($signer->verify($signedMessage, $addr)) {
echo "Signature verified!\n";
} else {
echo "Failed to verify signature!\n";
}
<?php
use BitWasp\Bitcoin\Bitcoin;
use BitWasp\Bitcoin\Network\NetworkFactory;
use BitWasp\Bitcoin\Script\ScriptFactory;
use BitWasp\Bitcoin\Key\PrivateKeyFactory;
use BitWasp\Bitcoin\Rpc\RpcFactory;
use BitWasp\Bitcoin\Miner\Miner;
require __DIR__ . "/../vendor/autoload.php";
// init network (TESTNET)
Bitcoin::setNetwork(NetworkFactory::bitcoinTestnet());
// generate a privatekey so we can received the BTC
$privKey = PrivateKeyFactory::create(true);
var_dump($privKey->toWif());
// get latest block from RPC
$rpc = RpcFactory::bitcoind(getenv('BITCOINLIB_RPC_HOST') ?: 'localhost', "18332", getenv('BITCOINLIB_RPC_USER') ?: 'bitcoin', getenv('BITCOINLIB_RPC_PASSWORD') ?: 'YOUR_PASSWORD');
$latest = $rpc->getblock($rpc->getbestblockhash());
// mining in the future \o/
$timestamp = time() + 3600 * 2;
// create script to pay ourselves
$script = ScriptFactory::scriptPubKey()->payToPubKey($privKey->getPublicKey());
// init miner
$miner = new Miner(Bitcoin::getMath(), $latest->getHeader(), $script, null, $timestamp, 2, true);
// let's GO!
var_dump("mining!");
$block = $miner->run();
// result
var_dump($block->getHeader()->getBlockHash());
echo $block->getBuffer();
<?php
require "../vendor/autoload.php";
use BitWasp\Buffertools\Buffer;
use BitWasp\Bitcoin\Key\PrivateKeyFactory;
use BitWasp\Bitcoin\Script\ScriptFactory;
use BitWasp\Bitcoin\Transaction\OutPoint;
use BitWasp\Bitcoin\Transaction\TransactionFactory;
use BitWasp\Bitcoin\Script\WitnessProgram;
use BitWasp\Bitcoin\Bitcoin;
$wif = 'QP3p9tRpTGTefG4a8jKoktSWC7Um8qzvt8wGKMxwWyW3KTNxMxN7';
$s = \BitWasp\Bitcoin\Network\NetworkFactory::bitcoinSegnet();
Bitcoin::setNetwork($s);
$ec = \BitWasp\Bitcoin\Bitcoin::getEcAdapter();
$key = PrivateKeyFactory::fromWif($wif);
echo $key->getPublicKey()->getAddress()->getAddress() . PHP_EOL;
$outpoint = new OutPoint(Buffer::hex('703f50920bff10e1622117af81b622d8bbd625460e61909cc3f8b8ee78a59c0d', 32), 0);
$scriptPubKey = ScriptFactory::scriptPubKey()->payToPubKeyHash($key->getPublicKey());
$value = 100000000;
$txOut = new \BitWasp\Bitcoin\Transaction\TransactionOutput($value, $scriptPubKey);
$destination = new WitnessProgram(0, $key->getPubKeyHash());
$p2sh = new \BitWasp\Bitcoin\Script\P2shScript($destination->getScript());
$tx = TransactionFactory::build()->spendOutPoint($outpoint)->output(95590000, $p2sh->getOutputScript())->get();
$signed = new \BitWasp\Bitcoin\Transaction\Factory\Signer($tx, $ec);
$signed->sign(0, $key, $txOut);
$ss = $signed->get();
echo $ss->getHex() . PHP_EOL;
use BitWasp\Bitcoin\Bitcoin;
use BitWasp\Bitcoin\Script\OutputScriptFactory;
use BitWasp\Bitcoin\Script\ScriptFactory;
use BitWasp\Buffertools\Buffer;
use willgriffin\MariaInterface\MariaInterface;
$configFile = count($argv) > 1 ? $argv[1] : false;
$x = count($argv) > 2 ? intval($argv[2]) : 1;
$math = new Math();
$difficulty = new Difficulty($math);
if (file_exists($configFile)) {
$config = (object) parse_ini_file($configFile);
//$currency = Main::getCurrency($currencyName);
$db = new MariaInterface(["host" => $config->dbhost, "user" => $config->dbuser, "pass" => $config->dbpass, "port" => $config->dbport, "name" => $config->dbname]);
$bitcoind = RpcFactory::bitcoind($config->rpchost, $config->rpcport, $config->rpcuser, $config->rpcpass);
$network = NetworkFactory::create($config->magic_byte, $config->magic_p2sh_byte, $config->private_key_byte)->setHDPubByte($config->hd_pub_byte)->setHDPrivByte($config->hd_priv_byte)->setNetMagicBytes($config->net_magic_bytes);
Bitcoin::setNetwork($network);
$nextBlockHash = $bitcoind->getblockhash($x);
do {
echo "Block {$x}\n";
$blockhash = $nextBlockHash;
$block = $bitcoind->getblock($blockhash);
$blockHeader = $block->getHeader();
$blockBits = $blockHeader->getBits();
$blockTime = $blockHeader->getTimestamp();
$nextBlockHash = $blockHeader->getNextBlock();
$bvals = ['isiidsisdss', $blockHeader->getTimestamp(), $blockHeader->getBlockHash(), $block->getBuffer()->getSize(), $x, $blockHeader->getVersion(), $blockHeader->getMerkleRoot(), $blockHeader->getNonce(), $math->getCompact($blockBits), $difficulty->getDifficulty($blockBits), $blockHeader->getPrevBlock(), $nextBlockHash];
$block_id = $db->value('select block_id from blocks where hash = ?', ['s', $blockhash]);
if (!$block_id) {
$bsql = "insert into blocks " . "(time, " . "hash, " . "size, " . "height, " . "version, " . "merkleroot, " . "nonce, " . "bits, " . "difficulty, " . "previousblockhash, " . "nextblockhash, " . "last_updated " . ") values (from_unixtime(?), ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, now())";
$block_id = $db->insert($bsql, $bvals);
} else {
