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@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
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<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
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<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
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<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
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<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(02650edfd7d1f29c3ae17e9a9736f59515a5944ff8e0308fefd0a4522f64ff8cae)</span>
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<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(029529dc3a57f03cdb206b304c4cd2917906239dd19e710ca2e6a12a5daa5be5de)</span>
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<span class="hljs-keyword">val</span> segwitAddress = {
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<span class="hljs-comment">// see https://bitcoin.org/en/glossary/pubkey-script</span>
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@ -89,10 +89,10 @@ reason to keep using legacy transaction formats.</p>
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<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
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<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
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}
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<span class="hljs-comment">// segwitAddress: Bech32Address = tb1q842k34wqglh83ttgmlyz6s5pl89uc340ukq8ym</span>
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<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qhswucg86yhqkln802dtzkd47l80suh93guwq8l</span>
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println(segwitAddress.toString)
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<span class="hljs-comment">// tb1q842k34wqglh83ttgmlyz6s5pl89uc340ukq8ym</span>
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<span class="hljs-comment">// tb1qhswucg86yhqkln802dtzkd47l80suh93guwq8l</span>
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</code></pre>
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<h2><a class="anchor" aria-hidden="true" id="generating-legacy-base58-addresses"></a><a href="#generating-legacy-base58-addresses" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Generating legacy (base58) addresses</h2>
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<p>If you need to generate legacy addresses for backwards
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@ -101,10 +101,10 @@ Take a look:</p>
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<pre><code class="hljs css language-scala"><span class="hljs-comment">// we're reusing the same private/public key pair</span>
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<span class="hljs-comment">// from before. don't do this in an actual application!</span>
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<span class="hljs-keyword">val</span> legacyAddress = <span class="hljs-type">P2PKHAddress</span>(pubkey, <span class="hljs-type">TestNet3</span>)
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<span class="hljs-comment">// legacyAddress: P2PKHAddress = mm7Fq7Uxv3cZ7VLS1KemsuFgzrkY5XfSx9</span>
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<span class="hljs-comment">// legacyAddress: P2PKHAddress = mxfd2UaS8fu4qGAVuKcW2QATTzRUbosM4E</span>
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println(legacyAddress.toString)
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<span class="hljs-comment">// mm7Fq7Uxv3cZ7VLS1KemsuFgzrkY5XfSx9</span>
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<span class="hljs-comment">// mxfd2UaS8fu4qGAVuKcW2QATTzRUbosM4E</span>
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</code></pre>
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</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/core-intro"><span class="arrow-prev">← </span><span>Core Module</span></a><a class="docs-next button" href="/docs/next/core/hd-keys"><span>HD Key Generation</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#generating-segwit-bech32-addresses">Generating SegWit (bech32) addresses</a></li><li><a href="#generating-legacy-base58-addresses">Generating legacy (base58) addresses</a></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/enQtNDEyMjY3MTg1MTg3LTYyYjkwOGUzMDQ4NDAwZjE1M2I3MmQyNWNlZjNlYjg4OGRjYTRjNWUwNjRjNjg4Y2NjZjAxYjU1N2JjMTU1YWM" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2020 Suredbits & the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
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document.addEventListener('keyup', function(e) {
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@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
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<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
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<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
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<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
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<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(02650edfd7d1f29c3ae17e9a9736f59515a5944ff8e0308fefd0a4522f64ff8cae)</span>
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<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(029529dc3a57f03cdb206b304c4cd2917906239dd19e710ca2e6a12a5daa5be5de)</span>
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<span class="hljs-keyword">val</span> segwitAddress = {
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<span class="hljs-comment">// see https://bitcoin.org/en/glossary/pubkey-script</span>
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@ -89,10 +89,10 @@ reason to keep using legacy transaction formats.</p>
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<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
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<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
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}
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<span class="hljs-comment">// segwitAddress: Bech32Address = tb1q842k34wqglh83ttgmlyz6s5pl89uc340ukq8ym</span>
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<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qhswucg86yhqkln802dtzkd47l80suh93guwq8l</span>
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println(segwitAddress.toString)
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<span class="hljs-comment">// tb1q842k34wqglh83ttgmlyz6s5pl89uc340ukq8ym</span>
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<span class="hljs-comment">// tb1qhswucg86yhqkln802dtzkd47l80suh93guwq8l</span>
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</code></pre>
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<h2><a class="anchor" aria-hidden="true" id="generating-legacy-base58-addresses"></a><a href="#generating-legacy-base58-addresses" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Generating legacy (base58) addresses</h2>
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<p>If you need to generate legacy addresses for backwards
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@ -101,10 +101,10 @@ Take a look:</p>
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<pre><code class="hljs css language-scala"><span class="hljs-comment">// we're reusing the same private/public key pair</span>
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<span class="hljs-comment">// from before. don't do this in an actual application!</span>
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<span class="hljs-keyword">val</span> legacyAddress = <span class="hljs-type">P2PKHAddress</span>(pubkey, <span class="hljs-type">TestNet3</span>)
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<span class="hljs-comment">// legacyAddress: P2PKHAddress = mm7Fq7Uxv3cZ7VLS1KemsuFgzrkY5XfSx9</span>
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<span class="hljs-comment">// legacyAddress: P2PKHAddress = mxfd2UaS8fu4qGAVuKcW2QATTzRUbosM4E</span>
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println(legacyAddress.toString)
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<span class="hljs-comment">// mm7Fq7Uxv3cZ7VLS1KemsuFgzrkY5XfSx9</span>
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<span class="hljs-comment">// mxfd2UaS8fu4qGAVuKcW2QATTzRUbosM4E</span>
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</code></pre>
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</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/core-intro"><span class="arrow-prev">← </span><span>Core Module</span></a><a class="docs-next button" href="/docs/next/core/hd-keys"><span>HD Key Generation</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#generating-segwit-bech32-addresses">Generating SegWit (bech32) addresses</a></li><li><a href="#generating-legacy-base58-addresses">Generating legacy (base58) addresses</a></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/enQtNDEyMjY3MTg1MTg3LTYyYjkwOGUzMDQ4NDAwZjE1M2I3MmQyNWNlZjNlYjg4OGRjYTRjNWUwNjRjNjg4Y2NjZjAxYjU1N2JjMTU1YWM" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2020 Suredbits & the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
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||||
document.addEventListener('keyup', function(e) {
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|
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@ -86,13 +86,13 @@ use that to generate further private and public keys:</p>
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<span class="hljs-comment">// how long our phrase ends up being</span>
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<span class="hljs-comment">// 256 bits of entropy results in 24 words</span>
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<span class="hljs-keyword">val</span> entropy: <span class="hljs-type">BitVector</span> = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
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<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x21b99b434d277b4e481ada4bfce1eec43e51e87de5ab1863e8d2aa5e1fc8ec1d)</span>
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<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x2763ec45e9ac85d260525fbee83059cc5bb5117aa3b4e8fa3c34d6778f1ff832)</span>
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<span class="hljs-keyword">val</span> mnemonicCode = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
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<span class="hljs-comment">// mnemonicCode: MnemonicCode = Masked(MnemonicCodeImpl)</span>
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mnemonicCode.words <span class="hljs-comment">// the phrase the user should write down</span>
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<span class="hljs-comment">// res0: Vector[String] = Vector(canvas, smoke, speak, olympic, jeans, poet, call, forget, episode, train, knife, mask, topic, vintage, wasp, rely, blur, butter, cruise, feed, tiger, tongue, race, remove) // the phrase the user should write down</span>
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<span class="hljs-comment">// res0: Vector[String] = Vector(cherry, buyer, badge, spy, sign, truck, life, episode, same, dose, biology, obvious, robust, master, tunnel, isolate, trophy, spin, artwork, provide, jump, morning, this, festival) // the phrase the user should write down</span>
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<span class="hljs-comment">// the password argument is an optional, extra security</span>
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<span class="hljs-comment">// measure. all MnemonicCode instances will give you a</span>
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@ -108,7 +108,7 @@ mnemonicCode.words <span class="hljs-comment">// the phrase the user should writ
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bip39Seed)
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<span class="hljs-comment">// xpriv: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
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<span class="hljs-keyword">val</span> xpub = xpriv.extPublicKey
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<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZySUZTfQ2wCueH5Z7VeGQxePu38e81aLCzHFpWGWAYDeoL3kXK8NtKJ2HQFBm7FMmmP8JMF9qQc9HkXrL7PeyqDHr1K1fe3A</span>
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<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxwWgpQ4XQ7TYuA64S6TGiAk5YXZBLJ8AHh7AQvszedq9RQLiHbVH2tz6YmvLJaJc5ZHy3mkoPc75TMtb2W6hsU7Y3F2dpZ7</span>
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<span class="hljs-comment">// you can now use the generated xpriv to derive further</span>
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<span class="hljs-comment">// private or public keys</span>
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@ -154,7 +154,7 @@ spend or steal any of your money.</p>
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<span class="hljs-comment">// can generate addresses with it!</span>
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accountXpriv.extPublicKey
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}
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<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rKQ1SrEaABjKoxm6WXr7mmxq3sfJNHqAYhZ42n24GGBUYW5dPwQzBLQp8ek8ZvuAg7YJwTQT6GkS9rbfj4pNFwPjKrgbGVTmkPxCU3x6Wk</span>
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<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6qZ8jJrGnHGdQ3DdeVktTbvxnkDLDy4oLSExNTVAN59DFR2nAUHpzp3qZVTuW8rrCc8UoTQ1QgfHrA5arBSqZt74TWB8QLM1yBbAB4ZGUAb</span>
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<span class="hljs-comment">// address no. 0 ---------------┐</span>
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<span class="hljs-comment">// external address ----------┐ |</span>
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@ -177,12 +177,12 @@ spend or steal any of your money.</p>
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<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
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<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
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}
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<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qzr56p20plgv92yzgvyl6g0gefwu0e4l629n2cy</span>
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<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1q0rd8mm6saptcq2a7yj5nlcp8qt6glmkarj6c87</span>
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<span class="hljs-comment">// tada! We just generated an address you can send money to,</span>
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<span class="hljs-comment">// without having access to the private key!</span>
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firstAccountAddress.value
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<span class="hljs-comment">// res2: String = tb1qzr56p20plgv92yzgvyl6g0gefwu0e4l629n2cy</span>
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<span class="hljs-comment">// res2: String = tb1q0rd8mm6saptcq2a7yj5nlcp8qt6glmkarj6c87</span>
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<span class="hljs-comment">// you can now continue deriving addresses from the same public</span>
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<span class="hljs-comment">// key, by imitating what we did above. To get the next</span>
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|
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@ -86,13 +86,13 @@ use that to generate further private and public keys:</p>
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<span class="hljs-comment">// how long our phrase ends up being</span>
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<span class="hljs-comment">// 256 bits of entropy results in 24 words</span>
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<span class="hljs-keyword">val</span> entropy: <span class="hljs-type">BitVector</span> = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
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<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x21b99b434d277b4e481ada4bfce1eec43e51e87de5ab1863e8d2aa5e1fc8ec1d)</span>
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<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x2763ec45e9ac85d260525fbee83059cc5bb5117aa3b4e8fa3c34d6778f1ff832)</span>
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<span class="hljs-keyword">val</span> mnemonicCode = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
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<span class="hljs-comment">// mnemonicCode: MnemonicCode = Masked(MnemonicCodeImpl)</span>
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mnemonicCode.words <span class="hljs-comment">// the phrase the user should write down</span>
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<span class="hljs-comment">// res0: Vector[String] = Vector(canvas, smoke, speak, olympic, jeans, poet, call, forget, episode, train, knife, mask, topic, vintage, wasp, rely, blur, butter, cruise, feed, tiger, tongue, race, remove) // the phrase the user should write down</span>
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<span class="hljs-comment">// res0: Vector[String] = Vector(cherry, buyer, badge, spy, sign, truck, life, episode, same, dose, biology, obvious, robust, master, tunnel, isolate, trophy, spin, artwork, provide, jump, morning, this, festival) // the phrase the user should write down</span>
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<span class="hljs-comment">// the password argument is an optional, extra security</span>
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<span class="hljs-comment">// measure. all MnemonicCode instances will give you a</span>
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@ -108,7 +108,7 @@ mnemonicCode.words <span class="hljs-comment">// the phrase the user should writ
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bip39Seed)
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<span class="hljs-comment">// xpriv: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
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<span class="hljs-keyword">val</span> xpub = xpriv.extPublicKey
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<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZySUZTfQ2wCueH5Z7VeGQxePu38e81aLCzHFpWGWAYDeoL3kXK8NtKJ2HQFBm7FMmmP8JMF9qQc9HkXrL7PeyqDHr1K1fe3A</span>
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<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxwWgpQ4XQ7TYuA64S6TGiAk5YXZBLJ8AHh7AQvszedq9RQLiHbVH2tz6YmvLJaJc5ZHy3mkoPc75TMtb2W6hsU7Y3F2dpZ7</span>
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<span class="hljs-comment">// you can now use the generated xpriv to derive further</span>
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<span class="hljs-comment">// private or public keys</span>
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@ -154,7 +154,7 @@ spend or steal any of your money.</p>
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<span class="hljs-comment">// can generate addresses with it!</span>
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accountXpriv.extPublicKey
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}
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<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rKQ1SrEaABjKoxm6WXr7mmxq3sfJNHqAYhZ42n24GGBUYW5dPwQzBLQp8ek8ZvuAg7YJwTQT6GkS9rbfj4pNFwPjKrgbGVTmkPxCU3x6Wk</span>
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<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6qZ8jJrGnHGdQ3DdeVktTbvxnkDLDy4oLSExNTVAN59DFR2nAUHpzp3qZVTuW8rrCc8UoTQ1QgfHrA5arBSqZt74TWB8QLM1yBbAB4ZGUAb</span>
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<span class="hljs-comment">// address no. 0 ---------------┐</span>
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<span class="hljs-comment">// external address ----------┐ |</span>
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@ -177,12 +177,12 @@ spend or steal any of your money.</p>
|
|||
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
|
||||
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
|
||||
}
|
||||
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qzr56p20plgv92yzgvyl6g0gefwu0e4l629n2cy</span>
|
||||
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1q0rd8mm6saptcq2a7yj5nlcp8qt6glmkarj6c87</span>
|
||||
|
||||
<span class="hljs-comment">// tada! We just generated an address you can send money to,</span>
|
||||
<span class="hljs-comment">// without having access to the private key!</span>
|
||||
firstAccountAddress.value
|
||||
<span class="hljs-comment">// res2: String = tb1qzr56p20plgv92yzgvyl6g0gefwu0e4l629n2cy</span>
|
||||
<span class="hljs-comment">// res2: String = tb1q0rd8mm6saptcq2a7yj5nlcp8qt6glmkarj6c87</span>
|
||||
|
||||
<span class="hljs-comment">// you can now continue deriving addresses from the same public</span>
|
||||
<span class="hljs-comment">// key, by imitating what we did above. To get the next</span>
|
||||
|
|
|
|||
|
|
@ -64,7 +64,7 @@
|
|||
});
|
||||
</script></nav></div><div class="container mainContainer docsContainer"><div class="wrapper"><div class="post"><header class="postHeader"><a class="edit-page-link button" href="https://github.com/bitcoin-s/bitcoin-s/blob/master/docs/core/txbuilder.md" target="_blank" rel="noreferrer noopener">Edit</a><h1 id="__docusaurus" class="postHeaderTitle">TxBuilder Example</h1></header><article><div><span><p>Bitcoin-S features a transaction building API that allows you to construct and sign Bitcoin transactions. Here's an example of how to use it</p>
|
||||
<pre><code class="hljs css language-scala"><span class="hljs-keyword">implicit</span> <span class="hljs-keyword">val</span> ec: <span class="hljs-type">ExecutionContext</span> = <span class="hljs-type">ExecutionContext</span>.<span class="hljs-type">Implicits</span>.global
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@65739f01[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 5, tasks = 0, submissions = 0]</span>
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@4148040[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 4, tasks = 0, submissions = 0]</span>
|
||||
|
||||
<span class="hljs-comment">// Initialize a transaction builder</span>
|
||||
<span class="hljs-keyword">val</span> builder = <span class="hljs-type">RawTxBuilder</span>()
|
||||
|
|
@ -74,19 +74,19 @@
|
|||
<span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
|
||||
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
|
||||
<span class="hljs-keyword">val</span> pubKey = privKey.publicKey
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(02944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9)</span>
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(0299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b)</span>
|
||||
|
||||
<span class="hljs-comment">// this is the script that the TxBuilder is going to create a</span>
|
||||
<span class="hljs-comment">// script signature that validly spends this scriptPubKey</span>
|
||||
<span class="hljs-keyword">val</span> creditingSpk = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = privKey.publicKey)
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(9aacb7745e24abd6166a263abe1375c20c8d153e)</span>
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(9d480c297ac5ccb84e7fb942b98245e97fac071a)</span>
|
||||
<span class="hljs-keyword">val</span> amount = <span class="hljs-number">10000.</span>satoshis
|
||||
<span class="hljs-comment">// amount: Satoshis = 10000 sats</span>
|
||||
|
||||
<span class="hljs-comment">// this is the UTXO we are going to be spending</span>
|
||||
<span class="hljs-keyword">val</span> utxo =
|
||||
<span class="hljs-type">TransactionOutput</span>(value = amount, scriptPubKey = creditingSpk)
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(9aacb7745e24abd6166a263abe1375c20c8d153e))</span>
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(9d480c297ac5ccb84e7fb942b98245e97fac071a))</span>
|
||||
|
||||
<span class="hljs-comment">// the private key that locks the funds for the script we are spending too</span>
|
||||
<span class="hljs-keyword">val</span> destinationPrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
|
||||
|
|
@ -99,7 +99,7 @@
|
|||
<span class="hljs-comment">// the script that corresponds to destination private key, this is what is receiving the money</span>
|
||||
<span class="hljs-keyword">val</span> destinationSPK =
|
||||
<span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = destinationPrivKey.publicKey)
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(40348da4c73e9f48c1639ad167d27c5e309f555f)</span>
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(5360619ef05b48920520ff741076420fb320e217)</span>
|
||||
|
||||
<span class="hljs-comment">// this is where we are sending money too</span>
|
||||
<span class="hljs-comment">// we could add more destinations here if we</span>
|
||||
|
|
@ -110,7 +110,7 @@
|
|||
|
||||
<span class="hljs-type">Vector</span>(destination0)
|
||||
}
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(40348da4c73e9f48c1639ad167d27c5e309f555f)))</span>
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(5360619ef05b48920520ff741076420fb320e217)))</span>
|
||||
|
||||
<span class="hljs-comment">// Add the destinations to the tx builder</span>
|
||||
builder ++= destinations
|
||||
|
|
@ -123,17 +123,17 @@ builder ++= destinations
|
|||
inputs = <span class="hljs-type">Vector</span>.empty,
|
||||
outputs = <span class="hljs-type">Vector</span>(utxo),
|
||||
lockTime = <span class="hljs-type">UInt32</span>.zero)
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(9aacb7745e24abd6166a263abe1375c20c8d153e))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(9d480c297ac5ccb84e7fb942b98245e97fac071a))),UInt32Impl(0))</span>
|
||||
|
||||
<span class="hljs-comment">// this is the information we need from the crediting TX</span>
|
||||
<span class="hljs-comment">// to properly "link" it in the transaction we are creating</span>
|
||||
<span class="hljs-keyword">val</span> outPoint = <span class="hljs-type">TransactionOutPoint</span>(creditingTx.txId, <span class="hljs-type">UInt32</span>.zero)
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0)</span>
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0)</span>
|
||||
<span class="hljs-keyword">val</span> input = <span class="hljs-type">TransactionInput</span>(
|
||||
outPoint,
|
||||
<span class="hljs-type">EmptyScriptSignature</span>,
|
||||
sequenceNumber = <span class="hljs-type">UInt32</span>.zero)
|
||||
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),EmptyScriptSignature,UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),EmptyScriptSignature,UInt32Impl(0))</span>
|
||||
|
||||
<span class="hljs-comment">// Add a new input to our builder</span>
|
||||
builder += input
|
||||
|
|
@ -141,11 +141,11 @@ builder += input
|
|||
|
||||
<span class="hljs-comment">// We can now generate a RawTxBuilderResult ready to be finalized</span>
|
||||
<span class="hljs-keyword">val</span> builderResult = builder.result()
|
||||
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(40348da4c73e9f48c1639ad167d27c5e309f555f))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(5360619ef05b48920520ff741076420fb320e217))),UInt32Impl(0))</span>
|
||||
|
||||
<span class="hljs-comment">// this contains the information needed to analyze our input during finalization</span>
|
||||
<span class="hljs-keyword">val</span> inputInfo = <span class="hljs-type">P2PKHInputInfo</span>(outPoint, amount, privKey.publicKey)
|
||||
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),10000 sats,ECPublicKey(02944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9))</span>
|
||||
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),10000 sats,ECPublicKey(0299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b))</span>
|
||||
|
||||
<span class="hljs-comment">// this is how much we are going to pay as a fee to the network</span>
|
||||
<span class="hljs-comment">// for this example, we are going to pay 1 satoshi per byte</span>
|
||||
|
|
@ -155,18 +155,18 @@ builder += input
|
|||
<span class="hljs-keyword">val</span> changePrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
|
||||
<span class="hljs-comment">// changePrivKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
|
||||
<span class="hljs-keyword">val</span> changeSPK = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = changePrivKey.publicKey)
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(73b6c104897abf4d89a23cd31ee9f5e26c328932)</span>
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(224622c067400089789f36b6628aedf0bfaf5106)</span>
|
||||
|
||||
<span class="hljs-comment">// We chose a finalizer that adds a change output to our tx based on a fee rate</span>
|
||||
<span class="hljs-keyword">val</span> finalizer = <span class="hljs-type">StandardNonInteractiveFinalizer</span>(
|
||||
<span class="hljs-type">Vector</span>(inputInfo),
|
||||
feeRate,
|
||||
changeSPK)
|
||||
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),10000 sats,ECPublicKey(02944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9))),SatoshisPerByte(1 sat),pkh(73b6c104897abf4d89a23cd31ee9f5e26c328932))</span>
|
||||
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),10000 sats,ECPublicKey(0299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b))),SatoshisPerByte(1 sat),pkh(224622c067400089789f36b6628aedf0bfaf5106))</span>
|
||||
|
||||
<span class="hljs-comment">// We can now finalize the tx builder result from earlier with this finalizer</span>
|
||||
<span class="hljs-keyword">val</span> unsignedTxF: <span class="hljs-type">Future</span>[<span class="hljs-type">Transaction</span>] = finalizer.buildTx(builderResult)
|
||||
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(40348da4c73e9f48c1639ad167d27c5e309f555f)), TransactionOutput(4774 sats,pkh(73b6c104897abf4d89a23cd31ee9f5e26c328932))),UInt32Impl(0))))</span>
|
||||
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(5360619ef05b48920520ff741076420fb320e217)), TransactionOutput(4774 sats,pkh(224622c067400089789f36b6628aedf0bfaf5106))),UInt32Impl(0))))</span>
|
||||
|
||||
<span class="hljs-comment">// We now turn to signing the unsigned transaction</span>
|
||||
<span class="hljs-comment">// this contains all the information we need to</span>
|
||||
|
|
@ -176,12 +176,12 @@ builder += input
|
|||
signers = <span class="hljs-type">Vector</span>(privKey),
|
||||
hashType =
|
||||
<span class="hljs-type">HashType</span>.sigHashAll)
|
||||
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),10000 sats,ECPublicKey(02944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(9aacb7745e24abd6166a263abe1375c20c8d153e))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),10000 sats,ECPublicKey(0299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(9d480c297ac5ccb84e7fb942b98245e97fac071a))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
|
||||
<span class="hljs-comment">// all of the UTXO spending information, since we only have</span>
|
||||
<span class="hljs-comment">// one input, this is just one element</span>
|
||||
<span class="hljs-keyword">val</span> utxoInfos: <span class="hljs-type">Vector</span>[<span class="hljs-type">ScriptSignatureParams</span>[<span class="hljs-type">InputInfo</span>]] = <span class="hljs-type">Vector</span>(utxoInfo)
|
||||
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),10000 sats,ECPublicKey(02944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(9aacb7745e24abd6166a263abe1375c20c8d153e))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
|
||||
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),10000 sats,ECPublicKey(0299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(9d480c297ac5ccb84e7fb942b98245e97fac071a))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
|
||||
|
||||
<span class="hljs-comment">// Yay! Now we use the RawTxSigner object to sign the tx.</span>
|
||||
<span class="hljs-comment">// The 'sign' method is going produce a validly signed transaction</span>
|
||||
|
|
@ -201,7 +201,7 @@ builder += input
|
|||
}
|
||||
<span class="hljs-type">Await</span>.result(signedTxF, <span class="hljs-number">30.</span>seconds)
|
||||
}
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),P2PKHScriptSignature(ECPublicKey(02944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9), ECDigitalSignature(3044022028911466e2abe0f6162f4d0f0eb8af7584a0b471d0166df85452a5c4b4e8fd88022052334594cf109e315ecffbc054f592c920109566932264c5215ac66cfc4a1d6601)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(40348da4c73e9f48c1639ad167d27c5e309f555f)), TransactionOutput(4774 sats,pkh(73b6c104897abf4d89a23cd31ee9f5e26c328932))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),P2PKHScriptSignature(ECPublicKey(0299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b), ECDigitalSignature(3045022100a2975eaec0896aeb45a20dda418250081952e3cb83c7e1600b46a73663b6125c02200bf585fb9a053897bf02f73be742c4df6edd81dcedb10bf4602246af367a82d701)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(5360619ef05b48920520ff741076420fb320e217)), TransactionOutput(4774 sats,pkh(224622c067400089789f36b6628aedf0bfaf5106))),UInt32Impl(0))</span>
|
||||
</code></pre>
|
||||
<pre><code class="hljs css language-scala">signedTx.inputs.length
|
||||
<span class="hljs-comment">// res2: Int = 1</span>
|
||||
|
|
@ -211,7 +211,7 @@ signedTx.outputs.length
|
|||
|
||||
<span class="hljs-comment">//remember, you can call .hex on any bitcoin-s data structure to get the hex representation!</span>
|
||||
signedTx.hex
|
||||
<span class="hljs-comment">// res4: String = 02000000015133b72ddbd1ce790faa08fbc1e950e450e9df69e4f85d2848feb3ef9c753d92000000006a473044022028911466e2abe0f6162f4d0f0eb8af7584a0b471d0166df85452a5c4b4e8fd88022052334594cf109e315ecffbc054f592c920109566932264c5215ac66cfc4a1d66012102944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9000000000288130000000000001976a91440348da4c73e9f48c1639ad167d27c5e309f555f88aca6120000000000001976a91473b6c104897abf4d89a23cd31ee9f5e26c32893288ac00000000</span>
|
||||
<span class="hljs-comment">// res4: String = 0200000001acabf22a06381759abaab36e2eeccfb395efe5cfeb1476fe38bb9d3e7d26017b000000006b483045022100a2975eaec0896aeb45a20dda418250081952e3cb83c7e1600b46a73663b6125c02200bf585fb9a053897bf02f73be742c4df6edd81dcedb10bf4602246af367a82d701210299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b000000000288130000000000001976a9145360619ef05b48920520ff741076420fb320e21788aca6120000000000001976a914224622c067400089789f36b6628aedf0bfaf510688ac00000000</span>
|
||||
</code></pre>
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/psbts"><span class="arrow-prev">← </span><span>Partially Signed Bitcoin Transactions</span></a><a class="docs-next button" href="/docs/next/core/lightning-network"><span>Lightning Network Data Types</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/enQtNDEyMjY3MTg1MTg3LTYyYjkwOGUzMDQ4NDAwZjE1M2I3MmQyNWNlZjNlYjg4OGRjYTRjNWUwNjRjNjg4Y2NjZjAxYjU1N2JjMTU1YWM" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2020 Suredbits & the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
|
||||
document.addEventListener('keyup', function(e) {
|
||||
|
|
|
|||
|
|
@ -64,7 +64,7 @@
|
|||
});
|
||||
</script></nav></div><div class="container mainContainer docsContainer"><div class="wrapper"><div class="post"><header class="postHeader"><a class="edit-page-link button" href="https://github.com/bitcoin-s/bitcoin-s/blob/master/docs/core/txbuilder.md" target="_blank" rel="noreferrer noopener">Edit</a><h1 id="__docusaurus" class="postHeaderTitle">TxBuilder Example</h1></header><article><div><span><p>Bitcoin-S features a transaction building API that allows you to construct and sign Bitcoin transactions. Here's an example of how to use it</p>
|
||||
<pre><code class="hljs css language-scala"><span class="hljs-keyword">implicit</span> <span class="hljs-keyword">val</span> ec: <span class="hljs-type">ExecutionContext</span> = <span class="hljs-type">ExecutionContext</span>.<span class="hljs-type">Implicits</span>.global
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@65739f01[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 5, tasks = 0, submissions = 0]</span>
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@4148040[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 4, tasks = 0, submissions = 0]</span>
|
||||
|
||||
<span class="hljs-comment">// Initialize a transaction builder</span>
|
||||
<span class="hljs-keyword">val</span> builder = <span class="hljs-type">RawTxBuilder</span>()
|
||||
|
|
@ -74,19 +74,19 @@
|
|||
<span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
|
||||
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
|
||||
<span class="hljs-keyword">val</span> pubKey = privKey.publicKey
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(02944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9)</span>
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(0299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b)</span>
|
||||
|
||||
<span class="hljs-comment">// this is the script that the TxBuilder is going to create a</span>
|
||||
<span class="hljs-comment">// script signature that validly spends this scriptPubKey</span>
|
||||
<span class="hljs-keyword">val</span> creditingSpk = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = privKey.publicKey)
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(9aacb7745e24abd6166a263abe1375c20c8d153e)</span>
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(9d480c297ac5ccb84e7fb942b98245e97fac071a)</span>
|
||||
<span class="hljs-keyword">val</span> amount = <span class="hljs-number">10000.</span>satoshis
|
||||
<span class="hljs-comment">// amount: Satoshis = 10000 sats</span>
|
||||
|
||||
<span class="hljs-comment">// this is the UTXO we are going to be spending</span>
|
||||
<span class="hljs-keyword">val</span> utxo =
|
||||
<span class="hljs-type">TransactionOutput</span>(value = amount, scriptPubKey = creditingSpk)
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(9aacb7745e24abd6166a263abe1375c20c8d153e))</span>
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(9d480c297ac5ccb84e7fb942b98245e97fac071a))</span>
|
||||
|
||||
<span class="hljs-comment">// the private key that locks the funds for the script we are spending too</span>
|
||||
<span class="hljs-keyword">val</span> destinationPrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
|
||||
|
|
@ -99,7 +99,7 @@
|
|||
<span class="hljs-comment">// the script that corresponds to destination private key, this is what is receiving the money</span>
|
||||
<span class="hljs-keyword">val</span> destinationSPK =
|
||||
<span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = destinationPrivKey.publicKey)
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(40348da4c73e9f48c1639ad167d27c5e309f555f)</span>
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(5360619ef05b48920520ff741076420fb320e217)</span>
|
||||
|
||||
<span class="hljs-comment">// this is where we are sending money too</span>
|
||||
<span class="hljs-comment">// we could add more destinations here if we</span>
|
||||
|
|
@ -110,7 +110,7 @@
|
|||
|
||||
<span class="hljs-type">Vector</span>(destination0)
|
||||
}
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(40348da4c73e9f48c1639ad167d27c5e309f555f)))</span>
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(5360619ef05b48920520ff741076420fb320e217)))</span>
|
||||
|
||||
<span class="hljs-comment">// Add the destinations to the tx builder</span>
|
||||
builder ++= destinations
|
||||
|
|
@ -123,17 +123,17 @@ builder ++= destinations
|
|||
inputs = <span class="hljs-type">Vector</span>.empty,
|
||||
outputs = <span class="hljs-type">Vector</span>(utxo),
|
||||
lockTime = <span class="hljs-type">UInt32</span>.zero)
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(9aacb7745e24abd6166a263abe1375c20c8d153e))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(9d480c297ac5ccb84e7fb942b98245e97fac071a))),UInt32Impl(0))</span>
|
||||
|
||||
<span class="hljs-comment">// this is the information we need from the crediting TX</span>
|
||||
<span class="hljs-comment">// to properly "link" it in the transaction we are creating</span>
|
||||
<span class="hljs-keyword">val</span> outPoint = <span class="hljs-type">TransactionOutPoint</span>(creditingTx.txId, <span class="hljs-type">UInt32</span>.zero)
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0)</span>
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0)</span>
|
||||
<span class="hljs-keyword">val</span> input = <span class="hljs-type">TransactionInput</span>(
|
||||
outPoint,
|
||||
<span class="hljs-type">EmptyScriptSignature</span>,
|
||||
sequenceNumber = <span class="hljs-type">UInt32</span>.zero)
|
||||
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),EmptyScriptSignature,UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),EmptyScriptSignature,UInt32Impl(0))</span>
|
||||
|
||||
<span class="hljs-comment">// Add a new input to our builder</span>
|
||||
builder += input
|
||||
|
|
@ -141,11 +141,11 @@ builder += input
|
|||
|
||||
<span class="hljs-comment">// We can now generate a RawTxBuilderResult ready to be finalized</span>
|
||||
<span class="hljs-keyword">val</span> builderResult = builder.result()
|
||||
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(40348da4c73e9f48c1639ad167d27c5e309f555f))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(5360619ef05b48920520ff741076420fb320e217))),UInt32Impl(0))</span>
|
||||
|
||||
<span class="hljs-comment">// this contains the information needed to analyze our input during finalization</span>
|
||||
<span class="hljs-keyword">val</span> inputInfo = <span class="hljs-type">P2PKHInputInfo</span>(outPoint, amount, privKey.publicKey)
|
||||
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),10000 sats,ECPublicKey(02944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9))</span>
|
||||
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),10000 sats,ECPublicKey(0299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b))</span>
|
||||
|
||||
<span class="hljs-comment">// this is how much we are going to pay as a fee to the network</span>
|
||||
<span class="hljs-comment">// for this example, we are going to pay 1 satoshi per byte</span>
|
||||
|
|
@ -155,18 +155,18 @@ builder += input
|
|||
<span class="hljs-keyword">val</span> changePrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
|
||||
<span class="hljs-comment">// changePrivKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
|
||||
<span class="hljs-keyword">val</span> changeSPK = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = changePrivKey.publicKey)
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(73b6c104897abf4d89a23cd31ee9f5e26c328932)</span>
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(224622c067400089789f36b6628aedf0bfaf5106)</span>
|
||||
|
||||
<span class="hljs-comment">// We chose a finalizer that adds a change output to our tx based on a fee rate</span>
|
||||
<span class="hljs-keyword">val</span> finalizer = <span class="hljs-type">StandardNonInteractiveFinalizer</span>(
|
||||
<span class="hljs-type">Vector</span>(inputInfo),
|
||||
feeRate,
|
||||
changeSPK)
|
||||
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),10000 sats,ECPublicKey(02944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9))),SatoshisPerByte(1 sat),pkh(73b6c104897abf4d89a23cd31ee9f5e26c328932))</span>
|
||||
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),10000 sats,ECPublicKey(0299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b))),SatoshisPerByte(1 sat),pkh(224622c067400089789f36b6628aedf0bfaf5106))</span>
|
||||
|
||||
<span class="hljs-comment">// We can now finalize the tx builder result from earlier with this finalizer</span>
|
||||
<span class="hljs-keyword">val</span> unsignedTxF: <span class="hljs-type">Future</span>[<span class="hljs-type">Transaction</span>] = finalizer.buildTx(builderResult)
|
||||
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(40348da4c73e9f48c1639ad167d27c5e309f555f)), TransactionOutput(4774 sats,pkh(73b6c104897abf4d89a23cd31ee9f5e26c328932))),UInt32Impl(0))))</span>
|
||||
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(5360619ef05b48920520ff741076420fb320e217)), TransactionOutput(4774 sats,pkh(224622c067400089789f36b6628aedf0bfaf5106))),UInt32Impl(0))))</span>
|
||||
|
||||
<span class="hljs-comment">// We now turn to signing the unsigned transaction</span>
|
||||
<span class="hljs-comment">// this contains all the information we need to</span>
|
||||
|
|
@ -176,12 +176,12 @@ builder += input
|
|||
signers = <span class="hljs-type">Vector</span>(privKey),
|
||||
hashType =
|
||||
<span class="hljs-type">HashType</span>.sigHashAll)
|
||||
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),10000 sats,ECPublicKey(02944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(9aacb7745e24abd6166a263abe1375c20c8d153e))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),10000 sats,ECPublicKey(0299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(9d480c297ac5ccb84e7fb942b98245e97fac071a))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
|
||||
<span class="hljs-comment">// all of the UTXO spending information, since we only have</span>
|
||||
<span class="hljs-comment">// one input, this is just one element</span>
|
||||
<span class="hljs-keyword">val</span> utxoInfos: <span class="hljs-type">Vector</span>[<span class="hljs-type">ScriptSignatureParams</span>[<span class="hljs-type">InputInfo</span>]] = <span class="hljs-type">Vector</span>(utxoInfo)
|
||||
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),10000 sats,ECPublicKey(02944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(9aacb7745e24abd6166a263abe1375c20c8d153e))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
|
||||
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),10000 sats,ECPublicKey(0299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(9d480c297ac5ccb84e7fb942b98245e97fac071a))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
|
||||
|
||||
<span class="hljs-comment">// Yay! Now we use the RawTxSigner object to sign the tx.</span>
|
||||
<span class="hljs-comment">// The 'sign' method is going produce a validly signed transaction</span>
|
||||
|
|
@ -201,7 +201,7 @@ builder += input
|
|||
}
|
||||
<span class="hljs-type">Await</span>.result(signedTxF, <span class="hljs-number">30.</span>seconds)
|
||||
}
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(923d759cefb3fe48285df8e469dfe950e450e9c1fb08aa0f79ced1db2db73351:0),P2PKHScriptSignature(ECPublicKey(02944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9), ECDigitalSignature(3044022028911466e2abe0f6162f4d0f0eb8af7584a0b471d0166df85452a5c4b4e8fd88022052334594cf109e315ecffbc054f592c920109566932264c5215ac66cfc4a1d6601)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(40348da4c73e9f48c1639ad167d27c5e309f555f)), TransactionOutput(4774 sats,pkh(73b6c104897abf4d89a23cd31ee9f5e26c328932))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(7b01267d3e9dbb38fe7614ebcfe5ef95b3cfec2e6eb3aaab591738062af2abac:0),P2PKHScriptSignature(ECPublicKey(0299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b), ECDigitalSignature(3045022100a2975eaec0896aeb45a20dda418250081952e3cb83c7e1600b46a73663b6125c02200bf585fb9a053897bf02f73be742c4df6edd81dcedb10bf4602246af367a82d701)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(5360619ef05b48920520ff741076420fb320e217)), TransactionOutput(4774 sats,pkh(224622c067400089789f36b6628aedf0bfaf5106))),UInt32Impl(0))</span>
|
||||
</code></pre>
|
||||
<pre><code class="hljs css language-scala">signedTx.inputs.length
|
||||
<span class="hljs-comment">// res2: Int = 1</span>
|
||||
|
|
@ -211,7 +211,7 @@ signedTx.outputs.length
|
|||
|
||||
<span class="hljs-comment">//remember, you can call .hex on any bitcoin-s data structure to get the hex representation!</span>
|
||||
signedTx.hex
|
||||
<span class="hljs-comment">// res4: String = 02000000015133b72ddbd1ce790faa08fbc1e950e450e9df69e4f85d2848feb3ef9c753d92000000006a473044022028911466e2abe0f6162f4d0f0eb8af7584a0b471d0166df85452a5c4b4e8fd88022052334594cf109e315ecffbc054f592c920109566932264c5215ac66cfc4a1d66012102944b39ae795ca952b0e9d43a71f4de2402a091bc04eb3071e275db34d1e30bc9000000000288130000000000001976a91440348da4c73e9f48c1639ad167d27c5e309f555f88aca6120000000000001976a91473b6c104897abf4d89a23cd31ee9f5e26c32893288ac00000000</span>
|
||||
<span class="hljs-comment">// res4: String = 0200000001acabf22a06381759abaab36e2eeccfb395efe5cfeb1476fe38bb9d3e7d26017b000000006b483045022100a2975eaec0896aeb45a20dda418250081952e3cb83c7e1600b46a73663b6125c02200bf585fb9a053897bf02f73be742c4df6edd81dcedb10bf4602246af367a82d701210299c295c1a273d9b9b1fb2f6ba269bc3c56aefd3b4a9659da8ee4a62b2c12402b000000000288130000000000001976a9145360619ef05b48920520ff741076420fb320e21788aca6120000000000001976a914224622c067400089789f36b6628aedf0bfaf510688ac00000000</span>
|
||||
</code></pre>
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/psbts"><span class="arrow-prev">← </span><span>Partially Signed Bitcoin Transactions</span></a><a class="docs-next button" href="/docs/next/core/lightning-network"><span>Lightning Network Data Types</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/enQtNDEyMjY3MTg1MTg3LTYyYjkwOGUzMDQ4NDAwZjE1M2I3MmQyNWNlZjNlYjg4OGRjYTRjNWUwNjRjNjg4Y2NjZjAxYjU1N2JjMTU1YWM" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2020 Suredbits & the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
|
||||
document.addEventListener('keyup', function(e) {
|
||||
|
|
|
|||
|
|
@ -96,13 +96,13 @@
|
|||
<span class="hljs-comment">// extPrivKey: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
|
||||
|
||||
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes)
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100f82c9da6100582aa15f422304ccb5ff5909fb1ea5444d7e676ca30115a2f77cb0220489eb02a901e1b8d25ad7c980541322f81984fc59f900a017c824376be104118)</span>
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100cb3c1e55990e642dfb64f4b998df79b6d0e8b151b5c027081a60b62899ab798e0220084d4676775924d8d53aaebbba26fe2d6e5d4079e4f4d41f73527b06433571e9)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> path = <span class="hljs-type">BIP32Path</span>(<span class="hljs-type">Vector</span>(<span class="hljs-type">BIP32Node</span>(<span class="hljs-number">0</span>,<span class="hljs-literal">false</span>)))
|
||||
<span class="hljs-comment">// path: BIP32Path = m/0</span>
|
||||
|
||||
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes,path)
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(304402204c02132588f56c79c2c518b33c0f7ceaec2444bf4e2f9e15dc7c1d22fa1a8164022074e3ad72be0d2dc94f07b7add1864ea3e3cef316219ba7affbe81eafb7e674f7)</span>
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100b38e6a08695135160a789b1a3facb4cf1c69375034126636f0b5f2d7228cad2f02205002501295b86d1272d2ccbeddc7007171da7913826e2d2de34f65bd2c68dcaa)</span>
|
||||
</code></pre>
|
||||
<p>With <code>ExtSign</code>, you can use <code>ExtPrivateKey</code> to sign transactions inside of <code>TxBuilder</code> since <code>UTXOSpendingInfo</code> takes in <code>Sign</code> as a parameter.</p>
|
||||
<p>You can also provide a <code>path</code> to use to derive a child <code>ExtPrivateKey</code>, and then sign with that child private key</p>
|
||||
|
|
|
|||
|
|
@ -96,13 +96,13 @@
|
|||
<span class="hljs-comment">// extPrivKey: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
|
||||
|
||||
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes)
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100f82c9da6100582aa15f422304ccb5ff5909fb1ea5444d7e676ca30115a2f77cb0220489eb02a901e1b8d25ad7c980541322f81984fc59f900a017c824376be104118)</span>
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100cb3c1e55990e642dfb64f4b998df79b6d0e8b151b5c027081a60b62899ab798e0220084d4676775924d8d53aaebbba26fe2d6e5d4079e4f4d41f73527b06433571e9)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> path = <span class="hljs-type">BIP32Path</span>(<span class="hljs-type">Vector</span>(<span class="hljs-type">BIP32Node</span>(<span class="hljs-number">0</span>,<span class="hljs-literal">false</span>)))
|
||||
<span class="hljs-comment">// path: BIP32Path = m/0</span>
|
||||
|
||||
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes,path)
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(304402204c02132588f56c79c2c518b33c0f7ceaec2444bf4e2f9e15dc7c1d22fa1a8164022074e3ad72be0d2dc94f07b7add1864ea3e3cef316219ba7affbe81eafb7e674f7)</span>
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100b38e6a08695135160a789b1a3facb4cf1c69375034126636f0b5f2d7228cad2f02205002501295b86d1272d2ccbeddc7007171da7913826e2d2de34f65bd2c68dcaa)</span>
|
||||
</code></pre>
|
||||
<p>With <code>ExtSign</code>, you can use <code>ExtPrivateKey</code> to sign transactions inside of <code>TxBuilder</code> since <code>UTXOSpendingInfo</code> takes in <code>Sign</code> as a parameter.</p>
|
||||
<p>You can also provide a <code>path</code> to use to derive a child <code>ExtPrivateKey</code>, and then sign with that child private key</p>
|
||||
|
|
|
|||
|
|
@ -120,7 +120,7 @@ libraryDependencies += <span class="hljs-string">"org.bitcoin-s"</span> %% <span
|
|||
<h3><a class="anchor" aria-hidden="true" id="nightly-builds"></a><a href="#nightly-builds" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Nightly builds</h3>
|
||||
<p>You can also run on the bleeding edge of Bitcoin-S, by
|
||||
adding a snapshot build to your <code>build.sbt</code>. The most
|
||||
recent snapshot published is <code>0.0.0+48-24dfa720-SNAPSHOT</code>.</p>
|
||||
recent snapshot published is <code>0.0.0+50-e353d218-SNAPSHOT</code>.</p>
|
||||
<p>To fetch snapshots, you will need to add the correct
|
||||
resolver in your <code>build.sbt</code>:</p>
|
||||
<pre><code class="hljs css language-sbt">resolvers += Resolver.sonatypeRepo(<span class="hljs-string">"snapshots"</span>)
|
||||
|
|
|
|||
|
|
@ -120,7 +120,7 @@ libraryDependencies += <span class="hljs-string">"org.bitcoin-s"</span> %% <span
|
|||
<h3><a class="anchor" aria-hidden="true" id="nightly-builds"></a><a href="#nightly-builds" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Nightly builds</h3>
|
||||
<p>You can also run on the bleeding edge of Bitcoin-S, by
|
||||
adding a snapshot build to your <code>build.sbt</code>. The most
|
||||
recent snapshot published is <code>0.0.0+48-24dfa720-SNAPSHOT</code>.</p>
|
||||
recent snapshot published is <code>0.0.0+50-e353d218-SNAPSHOT</code>.</p>
|
||||
<p>To fetch snapshots, you will need to add the correct
|
||||
resolver in your <code>build.sbt</code>:</p>
|
||||
<pre><code class="hljs css language-sbt">resolvers += Resolver.sonatypeRepo(<span class="hljs-string">"snapshots"</span>)
|
||||
|
|
|
|||
|
|
@ -85,14 +85,14 @@ as a logical distinction for further development in subsequent releases.</p>
|
|||
|
||||
<span class="hljs-comment">//get 256 bits of random entropy</span>
|
||||
<span class="hljs-keyword">val</span> entropy = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x897a704e552432e16fd022aa1e280b03dac1ab31097c04d27ed4f6a910d7b8b3)</span>
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xf8aa55e6b01a2003e4f2d7e44ebf9719d5bd9559b7ebc8ed9400206445cb632f)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mnemonic = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
|
||||
<span class="hljs-comment">// mnemonic: MnemonicCode = Masked(MnemonicCodeImpl)</span>
|
||||
|
||||
<span class="hljs-comment">//you can print that mnemonic seed with this</span>
|
||||
println(mnemonic.words)
|
||||
<span class="hljs-comment">// Vector(maximum, squeeze, bean, prevent, drip, idle, satisfy, affair, present, vanish, actress, amateur, project, stereo, service, convince, age, negative, release, unhappy, much, hint, tissue, jacket)</span>
|
||||
<span class="hljs-comment">// Vector(weather, famous, keen, gasp, pear, acid, need, foot, tone, invest, total, crisp, forward, skirt, grocery, word, similar, hole, abandon, dolphin, dust, toss, million, tree)</span>
|
||||
</code></pre>
|
||||
<p>Now that we have a <code>MnemonicCode</code> that was securely generated, we need to now create <code>KeyManagerParams</code> which tells us how to generate
|
||||
generate specific kinds of addresses for wallets.</p>
|
||||
|
|
@ -107,7 +107,7 @@ generate specific kinds of addresses for wallets.</p>
|
|||
<pre><code class="hljs css language-scala"><span class="hljs-comment">//this will create a temp directory with the prefix 'key-manager-example` that will</span>
|
||||
<span class="hljs-comment">//have a file in it called "encrypted-bitcoin-s-seed.json"</span>
|
||||
<span class="hljs-keyword">val</span> seedPath = <span class="hljs-type">Files</span>.createTempDirectory(<span class="hljs-string">"key-manager-example"</span>).resolve(<span class="hljs-type">WalletStorage</span>.<span class="hljs-type">ENCRYPTED_SEED_FILE_NAME</span>)
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example10444837975744972083/encrypted-bitcoin-s-seed.json</span>
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example10803934161152416290/encrypted-bitcoin-s-seed.json</span>
|
||||
|
||||
<span class="hljs-comment">//let's create a native segwit key manager</span>
|
||||
<span class="hljs-keyword">val</span> purpose = <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>
|
||||
|
|
@ -118,16 +118,16 @@ generate specific kinds of addresses for wallets.</p>
|
|||
<span class="hljs-comment">// network: RegTest.type = RegTest</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> kmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, purpose, network)
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example10444837975744972083/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example10803934161152416290/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(mnemonic, <span class="hljs-type">None</span>, kmParams)
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example10444837975744972083/encrypted-bitcoin-s-seed.json,m/84',RegTest),None,2020-09-10T12:02:33Z))</span>
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example10803934161152416290/encrypted-bitcoin-s-seed.json,m/84',RegTest),None,2020-09-10T13:26:31Z))</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeaTgZs7tPWBnfBPey7J6s7yRGtz8GguyfyzNXSpd7ss9e6ak8ed2EnaQ2NHNBWbx34sQDcqgV7hh7DHoPqdfBV6bCNqL28yU</span>
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYYRiZDDcrSjXfKF9G257Ng8g7LZHkGvzFrrafdLjhtB3UX2M7sGKcFv4yzL3XojTM6p5KPpXNwCu8V5XdZcpb1XdFbtvuyZ</span>
|
||||
|
||||
println(rootXPub)
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeaTgZs7tPWBnfBPey7J6s7yRGtz8GguyfyzNXSpd7ss9e6ak8ed2EnaQ2NHNBWbx34sQDcqgV7hh7DHoPqdfBV6bCNqL28yU</span>
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeYYRiZDDcrSjXfKF9G257Ng8g7LZHkGvzFrrafdLjhtB3UX2M7sGKcFv4yzL3XojTM6p5KPpXNwCu8V5XdZcpb1XdFbtvuyZ</span>
|
||||
</code></pre>
|
||||
<p>Which should print something that looks like this</p>
|
||||
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
|
||||
|
|
@ -136,17 +136,17 @@ println(rootXPub)
|
|||
again after initializing it once. You can use the same <code>mnemonic</code> for different networks, which you control <code>KeyManagerParams</code>.</p>
|
||||
<pre><code class="hljs css language-scala"><span class="hljs-comment">//let's create a nested segwit key manager for mainnet</span>
|
||||
<span class="hljs-keyword">val</span> mainnetKmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>, <span class="hljs-type">MainNet</span>)
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example10444837975744972083/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example10803934161152416290/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
|
||||
<span class="hljs-comment">//we do not need to all `initializeWithMnemonic()` again as we have saved the seed to dis</span>
|
||||
<span class="hljs-keyword">val</span> mainnetKeyManager = <span class="hljs-type">BIP39KeyManager</span>(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now)
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example10444837975744972083/encrypted-bitcoin-s-seed.json,m/84',MainNet),None,2020-09-10T12:02:34.647217Z)</span>
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example10803934161152416290/encrypted-bitcoin-s-seed.json,m/84',MainNet),None,2020-09-10T13:26:31.607571Z)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZyeT3CZ2tLYAfsGEksn4rnRWA2ZhpCwVCCPdSTTHNN7nCBQaUeFdvR8sFNBkRMFNEc1rUVdLYJeRWgeb6BGw8Zzqmw7cCxt3</span>
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwjCBteN7go7YMBpw2W3738DZEv8qGJSWUG7VgFzzC8obZLrh7Vt1EpPHytiHNT9etFGLCBUaZswJbqsDyCtmfunCotFhCFW</span>
|
||||
|
||||
println(mainnetXpub)
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZyeT3CZ2tLYAfsGEksn4rnRWA2ZhpCwVCCPdSTTHNN7nCBQaUeFdvR8sFNBkRMFNEc1rUVdLYJeRWgeb6BGw8Zzqmw7cCxt3</span>
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZwjCBteN7go7YMBpw2W3738DZEv8qGJSWUG7VgFzzC8obZLrh7Vt1EpPHytiHNT9etFGLCBUaZswJbqsDyCtmfunCotFhCFW</span>
|
||||
</code></pre>
|
||||
<p>Which gives us something that looks like this</p>
|
||||
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>
|
||||
|
|
|
|||
|
|
@ -85,14 +85,14 @@ as a logical distinction for further development in subsequent releases.</p>
|
|||
|
||||
<span class="hljs-comment">//get 256 bits of random entropy</span>
|
||||
<span class="hljs-keyword">val</span> entropy = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x897a704e552432e16fd022aa1e280b03dac1ab31097c04d27ed4f6a910d7b8b3)</span>
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xf8aa55e6b01a2003e4f2d7e44ebf9719d5bd9559b7ebc8ed9400206445cb632f)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mnemonic = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
|
||||
<span class="hljs-comment">// mnemonic: MnemonicCode = Masked(MnemonicCodeImpl)</span>
|
||||
|
||||
<span class="hljs-comment">//you can print that mnemonic seed with this</span>
|
||||
println(mnemonic.words)
|
||||
<span class="hljs-comment">// Vector(maximum, squeeze, bean, prevent, drip, idle, satisfy, affair, present, vanish, actress, amateur, project, stereo, service, convince, age, negative, release, unhappy, much, hint, tissue, jacket)</span>
|
||||
<span class="hljs-comment">// Vector(weather, famous, keen, gasp, pear, acid, need, foot, tone, invest, total, crisp, forward, skirt, grocery, word, similar, hole, abandon, dolphin, dust, toss, million, tree)</span>
|
||||
</code></pre>
|
||||
<p>Now that we have a <code>MnemonicCode</code> that was securely generated, we need to now create <code>KeyManagerParams</code> which tells us how to generate
|
||||
generate specific kinds of addresses for wallets.</p>
|
||||
|
|
@ -107,7 +107,7 @@ generate specific kinds of addresses for wallets.</p>
|
|||
<pre><code class="hljs css language-scala"><span class="hljs-comment">//this will create a temp directory with the prefix 'key-manager-example` that will</span>
|
||||
<span class="hljs-comment">//have a file in it called "encrypted-bitcoin-s-seed.json"</span>
|
||||
<span class="hljs-keyword">val</span> seedPath = <span class="hljs-type">Files</span>.createTempDirectory(<span class="hljs-string">"key-manager-example"</span>).resolve(<span class="hljs-type">WalletStorage</span>.<span class="hljs-type">ENCRYPTED_SEED_FILE_NAME</span>)
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example10444837975744972083/encrypted-bitcoin-s-seed.json</span>
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example10803934161152416290/encrypted-bitcoin-s-seed.json</span>
|
||||
|
||||
<span class="hljs-comment">//let's create a native segwit key manager</span>
|
||||
<span class="hljs-keyword">val</span> purpose = <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>
|
||||
|
|
@ -118,16 +118,16 @@ generate specific kinds of addresses for wallets.</p>
|
|||
<span class="hljs-comment">// network: RegTest.type = RegTest</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> kmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, purpose, network)
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example10444837975744972083/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example10803934161152416290/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(mnemonic, <span class="hljs-type">None</span>, kmParams)
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example10444837975744972083/encrypted-bitcoin-s-seed.json,m/84',RegTest),None,2020-09-10T12:02:33Z))</span>
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example10803934161152416290/encrypted-bitcoin-s-seed.json,m/84',RegTest),None,2020-09-10T13:26:31Z))</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeaTgZs7tPWBnfBPey7J6s7yRGtz8GguyfyzNXSpd7ss9e6ak8ed2EnaQ2NHNBWbx34sQDcqgV7hh7DHoPqdfBV6bCNqL28yU</span>
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYYRiZDDcrSjXfKF9G257Ng8g7LZHkGvzFrrafdLjhtB3UX2M7sGKcFv4yzL3XojTM6p5KPpXNwCu8V5XdZcpb1XdFbtvuyZ</span>
|
||||
|
||||
println(rootXPub)
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeaTgZs7tPWBnfBPey7J6s7yRGtz8GguyfyzNXSpd7ss9e6ak8ed2EnaQ2NHNBWbx34sQDcqgV7hh7DHoPqdfBV6bCNqL28yU</span>
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeYYRiZDDcrSjXfKF9G257Ng8g7LZHkGvzFrrafdLjhtB3UX2M7sGKcFv4yzL3XojTM6p5KPpXNwCu8V5XdZcpb1XdFbtvuyZ</span>
|
||||
</code></pre>
|
||||
<p>Which should print something that looks like this</p>
|
||||
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
|
||||
|
|
@ -136,17 +136,17 @@ println(rootXPub)
|
|||
again after initializing it once. You can use the same <code>mnemonic</code> for different networks, which you control <code>KeyManagerParams</code>.</p>
|
||||
<pre><code class="hljs css language-scala"><span class="hljs-comment">//let's create a nested segwit key manager for mainnet</span>
|
||||
<span class="hljs-keyword">val</span> mainnetKmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>, <span class="hljs-type">MainNet</span>)
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example10444837975744972083/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example10803934161152416290/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
|
||||
<span class="hljs-comment">//we do not need to all `initializeWithMnemonic()` again as we have saved the seed to dis</span>
|
||||
<span class="hljs-keyword">val</span> mainnetKeyManager = <span class="hljs-type">BIP39KeyManager</span>(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now)
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example10444837975744972083/encrypted-bitcoin-s-seed.json,m/84',MainNet),None,2020-09-10T12:02:34.647217Z)</span>
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example10803934161152416290/encrypted-bitcoin-s-seed.json,m/84',MainNet),None,2020-09-10T13:26:31.607571Z)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZyeT3CZ2tLYAfsGEksn4rnRWA2ZhpCwVCCPdSTTHNN7nCBQaUeFdvR8sFNBkRMFNEc1rUVdLYJeRWgeb6BGw8Zzqmw7cCxt3</span>
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwjCBteN7go7YMBpw2W3738DZEv8qGJSWUG7VgFzzC8obZLrh7Vt1EpPHytiHNT9etFGLCBUaZswJbqsDyCtmfunCotFhCFW</span>
|
||||
|
||||
println(mainnetXpub)
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZyeT3CZ2tLYAfsGEksn4rnRWA2ZhpCwVCCPdSTTHNN7nCBQaUeFdvR8sFNBkRMFNEc1rUVdLYJeRWgeb6BGw8Zzqmw7cCxt3</span>
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZwjCBteN7go7YMBpw2W3738DZEv8qGJSWUG7VgFzzC8obZLrh7Vt1EpPHytiHNT9etFGLCBUaZswJbqsDyCtmfunCotFhCFW</span>
|
||||
</code></pre>
|
||||
<p>Which gives us something that looks like this</p>
|
||||
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>
|
||||
|
|
|
|||
|
|
@ -114,12 +114,12 @@ println(<span class="hljs-string">s"Verified with NativeSecp256k1 again=<span cl
|
|||
<pre><code class="hljs css language-scala"><span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
|
||||
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
|
||||
<span class="hljs-keyword">val</span> publicKey = privKey.publicKeyWithBouncyCastle
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0367556579cb726a9f93f41e6c0a30c5bc2bf5a9126f879f9b3cad3a5656be5d04)</span>
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0296239134655d0c0bf5862415bfe070a90583ecaac9fa358fb1a15108e783813f)</span>
|
||||
<span class="hljs-keyword">val</span> dataToSign = <span class="hljs-type">DoubleSha256Digest</span>.empty
|
||||
<span class="hljs-comment">// dataToSign: DoubleSha256Digest = DoubleSha256Digest(0000000000000000000000000000000000000000000000000000000000000000)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> signature = privKey.signWithBouncyCastle(dataToSign.bytes)
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3045022100b5ea3f5a1a27eb2bd84302befab865dcd6347472480552f1bb64cc0cfb7fb2f702202885db0e1f2d1bb861f8f9e4e46082ff3d9dba35e96e47dd46bc62e905921667)</span>
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(304402205ffe0d889e9192676aeb6674d1659308025d2a504d95b48f91711b10d1ddda58022068669e30ba93f694992fbf386cc80701097a474ac4ff5804ac95f53d949972a7)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
|
||||
<span class="hljs-comment">// verified: Boolean = true</span>
|
||||
|
|
|
|||
|
|
@ -114,12 +114,12 @@ println(<span class="hljs-string">s"Verified with NativeSecp256k1 again=<span cl
|
|||
<pre><code class="hljs css language-scala"><span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
|
||||
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
|
||||
<span class="hljs-keyword">val</span> publicKey = privKey.publicKeyWithBouncyCastle
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0367556579cb726a9f93f41e6c0a30c5bc2bf5a9126f879f9b3cad3a5656be5d04)</span>
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0296239134655d0c0bf5862415bfe070a90583ecaac9fa358fb1a15108e783813f)</span>
|
||||
<span class="hljs-keyword">val</span> dataToSign = <span class="hljs-type">DoubleSha256Digest</span>.empty
|
||||
<span class="hljs-comment">// dataToSign: DoubleSha256Digest = DoubleSha256Digest(0000000000000000000000000000000000000000000000000000000000000000)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> signature = privKey.signWithBouncyCastle(dataToSign.bytes)
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3045022100b5ea3f5a1a27eb2bd84302befab865dcd6347472480552f1bb64cc0cfb7fb2f702202885db0e1f2d1bb861f8f9e4e46082ff3d9dba35e96e47dd46bc62e905921667)</span>
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(304402205ffe0d889e9192676aeb6674d1659308025d2a504d95b48f91711b10d1ddda58022068669e30ba93f694992fbf386cc80701097a474ac4ff5804ac95f53d949972a7)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
|
||||
<span class="hljs-comment">// verified: Boolean = true</span>
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue