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14 changed files with 90 additions and 90 deletions
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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(02c3f894c26e68e230bbc7fcf8279fe871408183d619ee18be4013a60f90a1c05d)</span>
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<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(03ef4be9ccb5cc6d13a924b824e7de103afcaf8eb04351d25b6a458f59ffb92c0d)</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 = tb1qgar5cplr9c8v6l3pag2vn7txq9s5paw74wwk9f</span>
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<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qde033yn3nus0g88n0uln3m707ahdq390jv6rgs</span>
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println(segwitAddress.toString)
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<span class="hljs-comment">// tb1qgar5cplr9c8v6l3pag2vn7txq9s5paw74wwk9f</span>
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<span class="hljs-comment">// tb1qde033yn3nus0g88n0uln3m707ahdq390jv6rgs</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 = mn1qgUZjSUhZphGYkWxBv9MTV3LkHUEEQa</span>
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<span class="hljs-comment">// legacyAddress: P2PKHAddress = mqaYYYHWzC3sustmfQw4Fxvskoaz7YPXMn</span>
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println(legacyAddress.toString)
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<span class="hljs-comment">// mn1qgUZjSUhZphGYkWxBv9MTV3LkHUEEQa</span>
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<span class="hljs-comment">// mqaYYYHWzC3sustmfQw4Fxvskoaz7YPXMn</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/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" 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(02c3f894c26e68e230bbc7fcf8279fe871408183d619ee18be4013a60f90a1c05d)</span>
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<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(03ef4be9ccb5cc6d13a924b824e7de103afcaf8eb04351d25b6a458f59ffb92c0d)</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 = tb1qgar5cplr9c8v6l3pag2vn7txq9s5paw74wwk9f</span>
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<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qde033yn3nus0g88n0uln3m707ahdq390jv6rgs</span>
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println(segwitAddress.toString)
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<span class="hljs-comment">// tb1qgar5cplr9c8v6l3pag2vn7txq9s5paw74wwk9f</span>
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<span class="hljs-comment">// tb1qde033yn3nus0g88n0uln3m707ahdq390jv6rgs</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 = mn1qgUZjSUhZphGYkWxBv9MTV3LkHUEEQa</span>
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<span class="hljs-comment">// legacyAddress: P2PKHAddress = mqaYYYHWzC3sustmfQw4Fxvskoaz7YPXMn</span>
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println(legacyAddress.toString)
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<span class="hljs-comment">// mn1qgUZjSUhZphGYkWxBv9MTV3LkHUEEQa</span>
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<span class="hljs-comment">// mqaYYYHWzC3sustmfQw4Fxvskoaz7YPXMn</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/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" 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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@ -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, 0x46dc8a6825a376f3577897837f3e419446ce9dd3ee2be923256804d96615e159)</span>
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<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xb204f9ef21281f1fa7c5cd6a98ae0e39cacc571a8bb029fb5623379338549caf)</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(egg, tone, old, ensure, danger, keen, fuel, base, lock, wheat, motor, chuckle, hollow, exclude, exile, shell, truck, bomb, foam, answer, nose, april, lyrics, depend) // the phrase the user should write down</span>
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<span class="hljs-comment">// res0: Vector[String] = Vector(rare, chief, knock, drastic, limit, more, pair, rifle, hedgehog, shell, logic, inform, proud, clog, health, invite, clarify, survey, match, hundred, crime, clean, increase, trigger) // 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 = zpub6jftahH18ngZxeDERaVGHLHB5Bwtpdap96Bf9EzpsTvH4vMQUwKHdSjUA39nSvNZBiP7VqcJXHM4xw8wgcz9KScsVwi7nwUttyayKLrh1rU</span>
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<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZwqELH6NUbxfUZdDa2k9QEqWoBsUwXdXCXVUvEbWyyZvSTafAhtjVPYxxQLadwiT37ZtSC9FkK7Udp46Lx6RbSQP5PzeBPWn</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 = zpub6rYyC1nz3aky5sYx6kQNjU3yjvGz9Z4vATtpiBzMns6jg2vsNmrEy7BEEF8r1LEffWBGjnh2H7Xg8ojpeigdx6Jmtb4dwTsHigjt95egVBt</span>
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<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rCF9Q7LDfmHMwxFWEESV6JQvfBKrvNqqBT2zqGv5AMFmgbRjTUguGV6nq7QrfGyL9Q9ikht2tjVugMAdu2po474mByMqWHxvbwSFpA2wWP</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 = tb1q5700ncqvnplxjz786f0cacl82xpvj6ezug84v7</span>
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<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1que293g5e0xn7ag3pt0hakkfa5q6wh25gl8fm99</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 = tb1q5700ncqvnplxjz786f0cacl82xpvj6ezug84v7</span>
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<span class="hljs-comment">// res2: String = tb1que293g5e0xn7ag3pt0hakkfa5q6wh25gl8fm99</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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@ -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, 0x46dc8a6825a376f3577897837f3e419446ce9dd3ee2be923256804d96615e159)</span>
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<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xb204f9ef21281f1fa7c5cd6a98ae0e39cacc571a8bb029fb5623379338549caf)</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(egg, tone, old, ensure, danger, keen, fuel, base, lock, wheat, motor, chuckle, hollow, exclude, exile, shell, truck, bomb, foam, answer, nose, april, lyrics, depend) // the phrase the user should write down</span>
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<span class="hljs-comment">// res0: Vector[String] = Vector(rare, chief, knock, drastic, limit, more, pair, rifle, hedgehog, shell, logic, inform, proud, clog, health, invite, clarify, survey, match, hundred, crime, clean, increase, trigger) // 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 = zpub6jftahH18ngZxeDERaVGHLHB5Bwtpdap96Bf9EzpsTvH4vMQUwKHdSjUA39nSvNZBiP7VqcJXHM4xw8wgcz9KScsVwi7nwUttyayKLrh1rU</span>
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<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZwqELH6NUbxfUZdDa2k9QEqWoBsUwXdXCXVUvEbWyyZvSTafAhtjVPYxxQLadwiT37ZtSC9FkK7Udp46Lx6RbSQP5PzeBPWn</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 = zpub6rYyC1nz3aky5sYx6kQNjU3yjvGz9Z4vATtpiBzMns6jg2vsNmrEy7BEEF8r1LEffWBGjnh2H7Xg8ojpeigdx6Jmtb4dwTsHigjt95egVBt</span>
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<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rCF9Q7LDfmHMwxFWEESV6JQvfBKrvNqqBT2zqGv5AMFmgbRjTUguGV6nq7QrfGyL9Q9ikht2tjVugMAdu2po474mByMqWHxvbwSFpA2wWP</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 = tb1q5700ncqvnplxjz786f0cacl82xpvj6ezug84v7</span>
|
||||
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1que293g5e0xn7ag3pt0hakkfa5q6wh25gl8fm99</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 = tb1q5700ncqvnplxjz786f0cacl82xpvj6ezug84v7</span>
|
||||
<span class="hljs-comment">// res2: String = tb1que293g5e0xn7ag3pt0hakkfa5q6wh25gl8fm99</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$$anon$3@18a11bed[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 3, tasks = 0, submissions = 0]</span>
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@3331485d[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 3, 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(02108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94)</span>
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832)</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(b49c9858b5adfdebf0056bc06f3258b0a39da549)</span>
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(fa97bcf1f9a989ae0d02106a537ece95cbbf9c8b)</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(b49c9858b5adfdebf0056bc06f3258b0a39da549))</span>
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(fa97bcf1f9a989ae0d02106a537ece95cbbf9c8b))</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(0bf827d3ca3eac08b50d38e7f01781fe6181a38d)</span>
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(3e8ddafc68bea3eeb041c9f9ebcecad2cac5318f)</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(0bf827d3ca3eac08b50d38e7f01781fe6181a38d)))</span>
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(3e8ddafc68bea3eeb041c9f9ebcecad2cac5318f)))</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(b49c9858b5adfdebf0056bc06f3258b0a39da549))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(fa97bcf1f9a989ae0d02106a537ece95cbbf9c8b))),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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0)</span>
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0)</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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),EmptyScriptSignature,UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(0bf827d3ca3eac08b50d38e7f01781fe6181a38d))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3e8ddafc68bea3eeb041c9f9ebcecad2cac5318f))),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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),10000 sats,ECPublicKey(02108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94))</span>
|
||||
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),10000 sats,ECPublicKey(037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832))</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(fe5607f8a159767e6adfc4ee6528d3a1e1c602d8)</span>
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(5269bfebeebad8876e9282d5b2f2bd3c8118f1ca)</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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),10000 sats,ECPublicKey(02108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94))),1 sats/byte,pkh(fe5607f8a159767e6adfc4ee6528d3a1e1c602d8))</span>
|
||||
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),10000 sats,ECPublicKey(037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832))),1 sats/byte,pkh(5269bfebeebad8876e9282d5b2f2bd3c8118f1ca))</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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(0bf827d3ca3eac08b50d38e7f01781fe6181a38d)), TransactionOutput(4775 sats,pkh(fe5607f8a159767e6adfc4ee6528d3a1e1c602d8))),UInt32Impl(0))))</span>
|
||||
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3e8ddafc68bea3eeb041c9f9ebcecad2cac5318f)), TransactionOutput(4775 sats,pkh(5269bfebeebad8876e9282d5b2f2bd3c8118f1ca))),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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),10000 sats,ECPublicKey(02108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b49c9858b5adfdebf0056bc06f3258b0a39da549))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),10000 sats,ECPublicKey(037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(fa97bcf1f9a989ae0d02106a537ece95cbbf9c8b))),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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),10000 sats,ECPublicKey(02108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b49c9858b5adfdebf0056bc06f3258b0a39da549))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
|
||||
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),10000 sats,ECPublicKey(037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(fa97bcf1f9a989ae0d02106a537ece95cbbf9c8b))),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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),P2PKHScriptSignature(ECPublicKey(02108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94), ECDigitalSignature(3044022020d80c142f418346ba6793650817eb4a3d0ce01ccafe76fd39479714cfc594f3022044153f9fa6c815c2ef5d5a697a288deb201b6bb0a9c244cd178cd52987d371ed01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(0bf827d3ca3eac08b50d38e7f01781fe6181a38d)), TransactionOutput(4775 sats,pkh(fe5607f8a159767e6adfc4ee6528d3a1e1c602d8))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),P2PKHScriptSignature(ECPublicKey(037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832), ECDigitalSignature(3044022075094bed7a67b16d880f5196f0f6700e30adf3517a5af864335079ca9a4cfbcf02206a26e0731f1317bbe8b00585c9233d9f9bc1fe66f57f1753ddf425790168124701)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3e8ddafc68bea3eeb041c9f9ebcecad2cac5318f)), TransactionOutput(4775 sats,pkh(5269bfebeebad8876e9282d5b2f2bd3c8118f1ca))),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 = 0200000001a397ea2581e27f64f71050d64e7063490639f4a714f17b7829cef2a84c8807f2000000006a473044022020d80c142f418346ba6793650817eb4a3d0ce01ccafe76fd39479714cfc594f3022044153f9fa6c815c2ef5d5a697a288deb201b6bb0a9c244cd178cd52987d371ed012102108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94000000000288130000000000001976a9140bf827d3ca3eac08b50d38e7f01781fe6181a38d88aca7120000000000001976a914fe5607f8a159767e6adfc4ee6528d3a1e1c602d888ac00000000</span>
|
||||
<span class="hljs-comment">// res4: String = 0200000001529602dd19dae74b9c2150dd8a2fd1976a0737cf6e7c4370dd5a09f8659e9261000000006a473044022075094bed7a67b16d880f5196f0f6700e30adf3517a5af864335079ca9a4cfbcf02206a26e0731f1317bbe8b00585c9233d9f9bc1fe66f57f1753ddf42579016812470121037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832000000000288130000000000001976a9143e8ddafc68bea3eeb041c9f9ebcecad2cac5318f88aca7120000000000001976a9145269bfebeebad8876e9282d5b2f2bd3c8118f1ca88ac00000000</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/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" 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$$anon$3@18a11bed[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 3, tasks = 0, submissions = 0]</span>
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@3331485d[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 3, 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(02108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94)</span>
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832)</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(b49c9858b5adfdebf0056bc06f3258b0a39da549)</span>
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(fa97bcf1f9a989ae0d02106a537ece95cbbf9c8b)</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(b49c9858b5adfdebf0056bc06f3258b0a39da549))</span>
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(fa97bcf1f9a989ae0d02106a537ece95cbbf9c8b))</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(0bf827d3ca3eac08b50d38e7f01781fe6181a38d)</span>
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(3e8ddafc68bea3eeb041c9f9ebcecad2cac5318f)</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(0bf827d3ca3eac08b50d38e7f01781fe6181a38d)))</span>
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(3e8ddafc68bea3eeb041c9f9ebcecad2cac5318f)))</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(b49c9858b5adfdebf0056bc06f3258b0a39da549))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(fa97bcf1f9a989ae0d02106a537ece95cbbf9c8b))),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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0)</span>
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0)</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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),EmptyScriptSignature,UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(0bf827d3ca3eac08b50d38e7f01781fe6181a38d))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3e8ddafc68bea3eeb041c9f9ebcecad2cac5318f))),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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),10000 sats,ECPublicKey(02108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94))</span>
|
||||
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),10000 sats,ECPublicKey(037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832))</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(fe5607f8a159767e6adfc4ee6528d3a1e1c602d8)</span>
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(5269bfebeebad8876e9282d5b2f2bd3c8118f1ca)</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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),10000 sats,ECPublicKey(02108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94))),1 sats/byte,pkh(fe5607f8a159767e6adfc4ee6528d3a1e1c602d8))</span>
|
||||
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),10000 sats,ECPublicKey(037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832))),1 sats/byte,pkh(5269bfebeebad8876e9282d5b2f2bd3c8118f1ca))</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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(0bf827d3ca3eac08b50d38e7f01781fe6181a38d)), TransactionOutput(4775 sats,pkh(fe5607f8a159767e6adfc4ee6528d3a1e1c602d8))),UInt32Impl(0))))</span>
|
||||
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3e8ddafc68bea3eeb041c9f9ebcecad2cac5318f)), TransactionOutput(4775 sats,pkh(5269bfebeebad8876e9282d5b2f2bd3c8118f1ca))),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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),10000 sats,ECPublicKey(02108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b49c9858b5adfdebf0056bc06f3258b0a39da549))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),10000 sats,ECPublicKey(037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(fa97bcf1f9a989ae0d02106a537ece95cbbf9c8b))),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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),10000 sats,ECPublicKey(02108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b49c9858b5adfdebf0056bc06f3258b0a39da549))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
|
||||
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),10000 sats,ECPublicKey(037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(fa97bcf1f9a989ae0d02106a537ece95cbbf9c8b))),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(f207884ca8f2ce29787bf114a7f439064963704ed65010f7647fe28125ea97a3:0),P2PKHScriptSignature(ECPublicKey(02108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94), ECDigitalSignature(3044022020d80c142f418346ba6793650817eb4a3d0ce01ccafe76fd39479714cfc594f3022044153f9fa6c815c2ef5d5a697a288deb201b6bb0a9c244cd178cd52987d371ed01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(0bf827d3ca3eac08b50d38e7f01781fe6181a38d)), TransactionOutput(4775 sats,pkh(fe5607f8a159767e6adfc4ee6528d3a1e1c602d8))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(61929e65f8095add70437c6ecf37076a97d12f8add50219c4be7da19dd029652:0),P2PKHScriptSignature(ECPublicKey(037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832), ECDigitalSignature(3044022075094bed7a67b16d880f5196f0f6700e30adf3517a5af864335079ca9a4cfbcf02206a26e0731f1317bbe8b00585c9233d9f9bc1fe66f57f1753ddf425790168124701)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3e8ddafc68bea3eeb041c9f9ebcecad2cac5318f)), TransactionOutput(4775 sats,pkh(5269bfebeebad8876e9282d5b2f2bd3c8118f1ca))),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 = 0200000001a397ea2581e27f64f71050d64e7063490639f4a714f17b7829cef2a84c8807f2000000006a473044022020d80c142f418346ba6793650817eb4a3d0ce01ccafe76fd39479714cfc594f3022044153f9fa6c815c2ef5d5a697a288deb201b6bb0a9c244cd178cd52987d371ed012102108f6505fb4cab95487c75b6b4466fcd7a76e74734c23a91fc20bd9bacc61f94000000000288130000000000001976a9140bf827d3ca3eac08b50d38e7f01781fe6181a38d88aca7120000000000001976a914fe5607f8a159767e6adfc4ee6528d3a1e1c602d888ac00000000</span>
|
||||
<span class="hljs-comment">// res4: String = 0200000001529602dd19dae74b9c2150dd8a2fd1976a0737cf6e7c4370dd5a09f8659e9261000000006a473044022075094bed7a67b16d880f5196f0f6700e30adf3517a5af864335079ca9a4cfbcf02206a26e0731f1317bbe8b00585c9233d9f9bc1fe66f57f1753ddf42579016812470121037027873ee5e3516fe58447f433c92554001bba69e14433e8a3ee6e816a704832000000000288130000000000001976a9143e8ddafc68bea3eeb041c9f9ebcecad2cac5318f88aca7120000000000001976a9145269bfebeebad8876e9282d5b2f2bd3c8118f1ca88ac00000000</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/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" 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(304402206a9599276df2eb6b0be4d4656ccf23e0a1a996ba8c6a75956a5bab3b6ff4b2b9022069936174cb7d6db3167e8f71da815a38bcfedbf563b7e45f3ee4130ad45bd416)</span>
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100816f4a6d0171549cb12b83230816ea2ce1a7a53e3ba4713019e2eaebaa897baf02202f8cf1d1c987da071ec913036fb18e1bcfbedd953cc2e2e93550d4c08f920089)</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(3045022100d435ad076a72ece50aaae2361904864095997b44532929c7007a986a6a636da1022027ba7577ccb1494d9115cc5fa3db09ee5f849c658c9d671acc57e3d0bca70faa)</span>
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100948871f0bd7484e7937743411aa69ebbce50452fc14cfde3b610866d1070680b02202b506210a891f3944245fd182ee9159907bbcd893394edb2dbdfb869723a18b2)</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(304402206a9599276df2eb6b0be4d4656ccf23e0a1a996ba8c6a75956a5bab3b6ff4b2b9022069936174cb7d6db3167e8f71da815a38bcfedbf563b7e45f3ee4130ad45bd416)</span>
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100816f4a6d0171549cb12b83230816ea2ce1a7a53e3ba4713019e2eaebaa897baf02202f8cf1d1c987da071ec913036fb18e1bcfbedd953cc2e2e93550d4c08f920089)</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(3045022100d435ad076a72ece50aaae2361904864095997b44532929c7007a986a6a636da1022027ba7577ccb1494d9115cc5fa3db09ee5f849c658c9d671acc57e3d0bca70faa)</span>
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100948871f0bd7484e7937743411aa69ebbce50452fc14cfde3b610866d1070680b02202b506210a891f3944245fd182ee9159907bbcd893394edb2dbdfb869723a18b2)</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+50-f22e1b6e-SNAPSHOT</code>.</p>
|
||||
recent snapshot published is <code>0.0.0+50-d0e3561b-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+50-f22e1b6e-SNAPSHOT</code>.</p>
|
||||
recent snapshot published is <code>0.0.0+50-d0e3561b-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, 0x6fbeaff8ec0aff0de26c077cfa8e01767fc6722151b6c32f75b010d55b3bdc4b)</span>
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xa0301f361bb5358f48f83276d77ab94395a0f42abeb2d1509ff5cc05c1970579)</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(hurry, voice, wreck, submit, quiz, manage, meadow, liberty, language, stamp, leopard, undo, wise, decorate, luxury, cycle, segment, knife, hire, canvas, fiber, over, illness, item)</span>
|
||||
<span class="hljs-comment">// Vector(parent, liberty, snow, danger, fashion, sibling, catalog, alien, item, rookie, purity, mango, foam, key, priority, stone, spend, lumber, word, object, foster, slide, bicycle, dash)</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-example10441349104999577400/encrypted-bitcoin-s-seed.json</span>
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example11240170830067759654/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>
|
||||
|
|
@ -118,19 +118,19 @@ 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-example10441349104999577400/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example11240170830067759654/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> aesPasswordOpt = <span class="hljs-type">Some</span>(<span class="hljs-type">AesPassword</span>.fromString(<span class="hljs-string">"password"</span>))
|
||||
<span class="hljs-comment">// aesPasswordOpt: Some[AesPassword] = Some(Masked(AesPassword))</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(aesPasswordOpt, mnemonic, <span class="hljs-type">None</span>, kmParams)
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example10441349104999577400/encrypted-bitcoin-s-seed.json,m/84',RegTest),None,2020-11-21T14:06:21Z))</span>
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example11240170830067759654/encrypted-bitcoin-s-seed.json,m/84',RegTest),None,2020-11-23T13:22:36Z))</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4Wea6uZkUTM7idWnEdbmn349odfcmtYFEqjDATMnaP9jRtLqFXauMhmdV1JaRV7eatuyYmCoUMc49ycWtWCHE18ai6kbHgbtZU</span>
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeY5mu2Tuc3Nxf3X6qQ3Dwsg6TxxsvUckmwDMSxt4aCvuLwkTM7BK3B5AWxMk4dQYBj35zQSxurALDMP8zUBY2SrTzxCav5Zg</span>
|
||||
|
||||
println(rootXPub)
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4Wea6uZkUTM7idWnEdbmn349odfcmtYFEqjDATMnaP9jRtLqFXauMhmdV1JaRV7eatuyYmCoUMc49ycWtWCHE18ai6kbHgbtZU</span>
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeY5mu2Tuc3Nxf3X6qQ3Dwsg6TxxsvUckmwDMSxt4aCvuLwkTM7BK3B5AWxMk4dQYBj35zQSxurALDMP8zUBY2SrTzxCav5Zg</span>
|
||||
</code></pre>
|
||||
<p>Which should print something that looks like this</p>
|
||||
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
|
||||
|
|
@ -139,17 +139,17 @@ 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-example10441349104999577400/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example11240170830067759654/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-example10441349104999577400/encrypted-bitcoin-s-seed.json,m/84',MainNet),None,2020-11-21T14:06:22.396339Z)</span>
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example11240170830067759654/encrypted-bitcoin-s-seed.json,m/84',MainNet),None,2020-11-23T13:22:36.750732Z)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZyHg35ubqx51XU7DPYG13pFiYkMU5mGMFRZiGoD3QDgWtv5MvtzKTG3UXaKsMVEK7WhDTgG1fF6i1zFHtcsH5fcML9XgRp2d</span>
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwGYNMu46sjLfjPgdAXBwY8BM6YTTzeGJ9ccMyWiphBXu2aHh6ovioddjxG8JU3xPGBYFHEcy374cpjvgopoyXkiaWUuKoVL</span>
|
||||
|
||||
println(mainnetXpub)
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZyHg35ubqx51XU7DPYG13pFiYkMU5mGMFRZiGoD3QDgWtv5MvtzKTG3UXaKsMVEK7WhDTgG1fF6i1zFHtcsH5fcML9XgRp2d</span>
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZwGYNMu46sjLfjPgdAXBwY8BM6YTTzeGJ9ccMyWiphBXu2aHh6ovioddjxG8JU3xPGBYFHEcy374cpjvgopoyXkiaWUuKoVL</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, 0x6fbeaff8ec0aff0de26c077cfa8e01767fc6722151b6c32f75b010d55b3bdc4b)</span>
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xa0301f361bb5358f48f83276d77ab94395a0f42abeb2d1509ff5cc05c1970579)</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(hurry, voice, wreck, submit, quiz, manage, meadow, liberty, language, stamp, leopard, undo, wise, decorate, luxury, cycle, segment, knife, hire, canvas, fiber, over, illness, item)</span>
|
||||
<span class="hljs-comment">// Vector(parent, liberty, snow, danger, fashion, sibling, catalog, alien, item, rookie, purity, mango, foam, key, priority, stone, spend, lumber, word, object, foster, slide, bicycle, dash)</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-example10441349104999577400/encrypted-bitcoin-s-seed.json</span>
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example11240170830067759654/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>
|
||||
|
|
@ -118,19 +118,19 @@ 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-example10441349104999577400/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example11240170830067759654/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> aesPasswordOpt = <span class="hljs-type">Some</span>(<span class="hljs-type">AesPassword</span>.fromString(<span class="hljs-string">"password"</span>))
|
||||
<span class="hljs-comment">// aesPasswordOpt: Some[AesPassword] = Some(Masked(AesPassword))</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(aesPasswordOpt, mnemonic, <span class="hljs-type">None</span>, kmParams)
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example10441349104999577400/encrypted-bitcoin-s-seed.json,m/84',RegTest),None,2020-11-21T14:06:21Z))</span>
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example11240170830067759654/encrypted-bitcoin-s-seed.json,m/84',RegTest),None,2020-11-23T13:22:36Z))</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4Wea6uZkUTM7idWnEdbmn349odfcmtYFEqjDATMnaP9jRtLqFXauMhmdV1JaRV7eatuyYmCoUMc49ycWtWCHE18ai6kbHgbtZU</span>
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeY5mu2Tuc3Nxf3X6qQ3Dwsg6TxxsvUckmwDMSxt4aCvuLwkTM7BK3B5AWxMk4dQYBj35zQSxurALDMP8zUBY2SrTzxCav5Zg</span>
|
||||
|
||||
println(rootXPub)
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4Wea6uZkUTM7idWnEdbmn349odfcmtYFEqjDATMnaP9jRtLqFXauMhmdV1JaRV7eatuyYmCoUMc49ycWtWCHE18ai6kbHgbtZU</span>
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeY5mu2Tuc3Nxf3X6qQ3Dwsg6TxxsvUckmwDMSxt4aCvuLwkTM7BK3B5AWxMk4dQYBj35zQSxurALDMP8zUBY2SrTzxCav5Zg</span>
|
||||
</code></pre>
|
||||
<p>Which should print something that looks like this</p>
|
||||
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
|
||||
|
|
@ -139,17 +139,17 @@ 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-example10441349104999577400/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example11240170830067759654/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-example10441349104999577400/encrypted-bitcoin-s-seed.json,m/84',MainNet),None,2020-11-21T14:06:22.396339Z)</span>
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example11240170830067759654/encrypted-bitcoin-s-seed.json,m/84',MainNet),None,2020-11-23T13:22:36.750732Z)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZyHg35ubqx51XU7DPYG13pFiYkMU5mGMFRZiGoD3QDgWtv5MvtzKTG3UXaKsMVEK7WhDTgG1fF6i1zFHtcsH5fcML9XgRp2d</span>
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwGYNMu46sjLfjPgdAXBwY8BM6YTTzeGJ9ccMyWiphBXu2aHh6ovioddjxG8JU3xPGBYFHEcy374cpjvgopoyXkiaWUuKoVL</span>
|
||||
|
||||
println(mainnetXpub)
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZyHg35ubqx51XU7DPYG13pFiYkMU5mGMFRZiGoD3QDgWtv5MvtzKTG3UXaKsMVEK7WhDTgG1fF6i1zFHtcsH5fcML9XgRp2d</span>
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZwGYNMu46sjLfjPgdAXBwY8BM6YTTzeGJ9ccMyWiphBXu2aHh6ovioddjxG8JU3xPGBYFHEcy374cpjvgopoyXkiaWUuKoVL</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(03d54ba9fece504b0e4f50def41e5c55e4682dc438d5405cc202a20f558aa9dc7f)</span>
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(03deadeec8b98b837abf795eb4167a8d2b213a5f7ee7fa79232e119ea675ba9894)</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(3045022100c271e4211ab99b2fdb6395ea0221eff4c4046502cddf64d5d3e198266e922d770220500d4a0a98dcf4d2e9fb56645b87586a99dcf8df2cf185ab524edb5013e24b0b)</span>
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(304402204121b206854a00a2bb6ba83b3ea67d06c0a43b979030eca916fe6854ffda94d8022031d63cb38261f8727b93cff410dee7660cc78b82cc50aa6132fc8eab33c00e5f)</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(03d54ba9fece504b0e4f50def41e5c55e4682dc438d5405cc202a20f558aa9dc7f)</span>
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(03deadeec8b98b837abf795eb4167a8d2b213a5f7ee7fa79232e119ea675ba9894)</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(3045022100c271e4211ab99b2fdb6395ea0221eff4c4046502cddf64d5d3e198266e922d770220500d4a0a98dcf4d2e9fb56645b87586a99dcf8df2cf185ab524edb5013e24b0b)</span>
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(304402204121b206854a00a2bb6ba83b3ea67d06c0a43b979030eca916fe6854ffda94d8022031d63cb38261f8727b93cff410dee7660cc78b82cc50aa6132fc8eab33c00e5f)</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