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10
docs/next/core/addresses.html
View file

@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(0389c3b2f5847ec0824e3e9bff4beae046b09a0047809b2e80c78e7c7f1c6de87e)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(039a2b94f748b20190cb775249f05d783626f3b29a3f711706567db44717b278a2)</span>
<span class="hljs-keyword">val</span> segwitAddress = {
<span class="hljs-comment">// see https://bitcoin.org/en/glossary/pubkey-script</span>
@ -89,10 +89,10 @@ reason to keep using legacy transaction formats.</p>
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
}
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qy8ec9y7l7yrd8c4zlk2gj3rgh9j8equllsfuv4</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qw0ax3mpfekku8jkqht58f6pv20zmmkgck7709e</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1qy8ec9y7l7yrd8c4zlk2gj3rgh9j8equllsfuv4</span>
<span class="hljs-comment">// tb1qw0ax3mpfekku8jkqht58f6pv20zmmkgck7709e</span>
</code></pre>
<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>
<p>If you need to generate legacy addresses for backwards
@ -101,10 +101,10 @@ Take a look:</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">// we&#x27;re reusing the same private/public key pair</span>
<span class="hljs-comment">// from before. don&#x27;t do this in an actual application!</span>
<span class="hljs-keyword">val</span> legacyAddress = <span class="hljs-type">P2PKHAddress</span>(pubkey, <span class="hljs-type">TestNet3</span>)
<span class="hljs-comment">// legacyAddress: P2PKHAddress = micUJm51JJu1u6ZRpfv2u9NsjuQTLuz34v</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mr6BytvxSEDKCUH4ahnEexKuUeuDfmxByK</span>
println(legacyAddress.toString)
<span class="hljs-comment">// micUJm51JJu1u6ZRpfv2u9NsjuQTLuz34v</span>
<span class="hljs-comment">// mr6BytvxSEDKCUH4ahnEexKuUeuDfmxByK</span>
</code></pre>
</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 &amp; 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) {

10
docs/next/core/addresses/index.html
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@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(0389c3b2f5847ec0824e3e9bff4beae046b09a0047809b2e80c78e7c7f1c6de87e)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(039a2b94f748b20190cb775249f05d783626f3b29a3f711706567db44717b278a2)</span>
<span class="hljs-keyword">val</span> segwitAddress = {
<span class="hljs-comment">// see https://bitcoin.org/en/glossary/pubkey-script</span>
@ -89,10 +89,10 @@ reason to keep using legacy transaction formats.</p>
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
}
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qy8ec9y7l7yrd8c4zlk2gj3rgh9j8equllsfuv4</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qw0ax3mpfekku8jkqht58f6pv20zmmkgck7709e</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1qy8ec9y7l7yrd8c4zlk2gj3rgh9j8equllsfuv4</span>
<span class="hljs-comment">// tb1qw0ax3mpfekku8jkqht58f6pv20zmmkgck7709e</span>
</code></pre>
<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>
<p>If you need to generate legacy addresses for backwards
@ -101,10 +101,10 @@ Take a look:</p>
<pre><code class="hljs css language-scala"><span class="hljs-comment">// we&#x27;re reusing the same private/public key pair</span>
<span class="hljs-comment">// from before. don&#x27;t do this in an actual application!</span>
<span class="hljs-keyword">val</span> legacyAddress = <span class="hljs-type">P2PKHAddress</span>(pubkey, <span class="hljs-type">TestNet3</span>)
<span class="hljs-comment">// legacyAddress: P2PKHAddress = micUJm51JJu1u6ZRpfv2u9NsjuQTLuz34v</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mr6BytvxSEDKCUH4ahnEexKuUeuDfmxByK</span>
println(legacyAddress.toString)
<span class="hljs-comment">// micUJm51JJu1u6ZRpfv2u9NsjuQTLuz34v</span>
<span class="hljs-comment">// mr6BytvxSEDKCUH4ahnEexKuUeuDfmxByK</span>
</code></pre>
</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 &amp; 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) {

12
docs/next/core/hd-keys.html
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@ -86,13 +86,13 @@ use that to generate further private and public keys:</p>
<span class="hljs-comment">// how long our phrase ends up being</span>
<span class="hljs-comment">// 256 bits of entropy results in 24 words</span>
<span class="hljs-keyword">val</span> entropy: <span class="hljs-type">BitVector</span> = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xf34bfb9057ba21161911457cae0e8dca49485a92c357a3257e3b1a3788210242)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xcb657e48dd82262d6ceb2572a4f1c8b682a7898fd9256776a2881ab1d35bfaed)</span>
<span class="hljs-keyword">val</span> mnemonicCode = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
<span class="hljs-comment">// mnemonicCode: MnemonicCode = Masked(MnemonicCodeImpl)</span>
mnemonicCode.words <span class="hljs-comment">// the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(viable, garlic, tomato, quarter, pear, mention, gold, chunk, lake, idea, pet, nest, nest, coil, enrich, helmet, permit, cloud, mom, crucial, joy, awesome, animal, file) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(slice, cloud, mutual, roast, carbon, birth, recipe, gorilla, increase, chest, impulse, home, clerk, shadow, disorder, caution, guess, relax, pear, cube, brush, pupil, two, save) // the phrase the user should write down</span>
<span class="hljs-comment">// the password argument is an optional, extra security</span>
<span class="hljs-comment">// measure. all MnemonicCode instances will give you a</span>
@ -108,7 +108,7 @@ mnemonicCode.words <span class="hljs-comment">// the phrase the user should writ
bip39Seed)
<span class="hljs-comment">// xpriv: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> xpub = xpriv.extPublicKey
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZx6SAwVpQnKYnRhc8aEF3A92cFvjmkymD2BajnuuwCYUw9fsdUkqKCc2LB4B2Jmf3tV9X7xCZsNCVhXn9oLFnRa1KmwZgJLw</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxdsaU3wpTgvQSEuRKpZHYB7u9mANLva5rhF3XADhHAbFwbF3XNyvM3os3iBxNvD499h2UqX6518Zt196n8irLdVkNtvyyN7</span>
<span class="hljs-comment">// you can now use the generated xpriv to derive further</span>
<span class="hljs-comment">// private or public keys</span>
@ -154,7 +154,7 @@ spend or steal any of your money.</p>
<span class="hljs-comment">// can generate addresses with it!</span>
accountXpriv.extPublicKey
}
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6quDkJV1fc22rnPEK5SVWhVZzaZayQHaqpRwd5ypdyrWfoSxgvyByFdpsHRYnZNc17CpE8N9epSydyufm7bU2mXYRnXM84V7GvianaXyhGK</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rV4d2HQ8dx2ByzDiUXKAHBsaGkgsCvp2yPEnRz7BHB2XjeR6RmkFCAR7gbWv355Ch4YuM48muJ3QtDrAkTsHXnA278WMQZQREnCBrLLX8x</span>
<span class="hljs-comment">// address no. 0 ---------------┐</span>
<span class="hljs-comment">// external address ----------┐ |</span>
@ -177,12 +177,12 @@ spend or steal any of your money.</p>
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
}
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1q577a9yx8nc6fcjryvzx4s0jppaxjh76p96u7ax</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qlsq4ksh62qt7mgvf35te2x3fqpx4njcj8ywapr</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 = tb1q577a9yx8nc6fcjryvzx4s0jppaxjh76p96u7ax</span>
<span class="hljs-comment">// res2: String = tb1qlsq4ksh62qt7mgvf35te2x3fqpx4njcj8ywapr</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>

12
docs/next/core/hd-keys/index.html
View file

@ -86,13 +86,13 @@ use that to generate further private and public keys:</p>
<span class="hljs-comment">// how long our phrase ends up being</span>
<span class="hljs-comment">// 256 bits of entropy results in 24 words</span>
<span class="hljs-keyword">val</span> entropy: <span class="hljs-type">BitVector</span> = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xf34bfb9057ba21161911457cae0e8dca49485a92c357a3257e3b1a3788210242)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xcb657e48dd82262d6ceb2572a4f1c8b682a7898fd9256776a2881ab1d35bfaed)</span>
<span class="hljs-keyword">val</span> mnemonicCode = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
<span class="hljs-comment">// mnemonicCode: MnemonicCode = Masked(MnemonicCodeImpl)</span>
mnemonicCode.words <span class="hljs-comment">// the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(viable, garlic, tomato, quarter, pear, mention, gold, chunk, lake, idea, pet, nest, nest, coil, enrich, helmet, permit, cloud, mom, crucial, joy, awesome, animal, file) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(slice, cloud, mutual, roast, carbon, birth, recipe, gorilla, increase, chest, impulse, home, clerk, shadow, disorder, caution, guess, relax, pear, cube, brush, pupil, two, save) // the phrase the user should write down</span>
<span class="hljs-comment">// the password argument is an optional, extra security</span>
<span class="hljs-comment">// measure. all MnemonicCode instances will give you a</span>
@ -108,7 +108,7 @@ mnemonicCode.words <span class="hljs-comment">// the phrase the user should writ
bip39Seed)
<span class="hljs-comment">// xpriv: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> xpub = xpriv.extPublicKey
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZx6SAwVpQnKYnRhc8aEF3A92cFvjmkymD2BajnuuwCYUw9fsdUkqKCc2LB4B2Jmf3tV9X7xCZsNCVhXn9oLFnRa1KmwZgJLw</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxdsaU3wpTgvQSEuRKpZHYB7u9mANLva5rhF3XADhHAbFwbF3XNyvM3os3iBxNvD499h2UqX6518Zt196n8irLdVkNtvyyN7</span>
<span class="hljs-comment">// you can now use the generated xpriv to derive further</span>
<span class="hljs-comment">// private or public keys</span>
@ -154,7 +154,7 @@ spend or steal any of your money.</p>
<span class="hljs-comment">// can generate addresses with it!</span>
accountXpriv.extPublicKey
}
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6quDkJV1fc22rnPEK5SVWhVZzaZayQHaqpRwd5ypdyrWfoSxgvyByFdpsHRYnZNc17CpE8N9epSydyufm7bU2mXYRnXM84V7GvianaXyhGK</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rV4d2HQ8dx2ByzDiUXKAHBsaGkgsCvp2yPEnRz7BHB2XjeR6RmkFCAR7gbWv355Ch4YuM48muJ3QtDrAkTsHXnA278WMQZQREnCBrLLX8x</span>
<span class="hljs-comment">// address no. 0 ---------------┐</span>
<span class="hljs-comment">// external address ----------┐ |</span>
@ -177,12 +177,12 @@ spend or steal any of your money.</p>
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
}
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1q577a9yx8nc6fcjryvzx4s0jppaxjh76p96u7ax</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qlsq4ksh62qt7mgvf35te2x3fqpx4njcj8ywapr</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 = tb1q577a9yx8nc6fcjryvzx4s0jppaxjh76p96u7ax</span>
<span class="hljs-comment">// res2: String = tb1qlsq4ksh62qt7mgvf35te2x3fqpx4njcj8ywapr</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>

36
docs/next/core/txbuilder.html
View file

@ -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$$anon$3@53046935[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@6e0902ab[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, 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(03ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(02507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1)</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(48e36404271d2fd4b9f83e2973905e40dd967ca3)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(f1d6862202a0bf4eeee0813c76ca8a14064e716f)</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(48e36404271d2fd4b9f83e2973905e40dd967ca3))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(f1d6862202a0bf4eeee0813c76ca8a14064e716f))</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(352c7b0d6a42c7a367435370cfe68ae1affbe1e3)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(2a56fe914778be487706e0d12bb514fa7d47b48f)</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(352c7b0d6a42c7a367435370cfe68ae1affbe1e3)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(2a56fe914778be487706e0d12bb514fa7d47b48f)))</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(48e36404271d2fd4b9f83e2973905e40dd967ca3))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(f1d6862202a0bf4eeee0813c76ca8a14064e716f))),UInt32Impl(0))</span>
<span class="hljs-comment">// this is the information we need from the crediting TX</span>
<span class="hljs-comment">// to properly &quot;link&quot; 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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a: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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a: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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(352c7b0d6a42c7a367435370cfe68ae1affbe1e3))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(2a56fe914778be487706e0d12bb514fa7d47b48f))),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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),10000 sats,ECPublicKey(03ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),10000 sats,ECPublicKey(02507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1))</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(f31d6daec68aa169a23a9c9451376986f66b6fac)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(a4b6a223297fddbd76d3c0d4a0c48713dc0edb99)</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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),10000 sats,ECPublicKey(03ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215))),1 sats/byte,pkh(f31d6daec68aa169a23a9c9451376986f66b6fac))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),10000 sats,ECPublicKey(02507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1))),1 sats/byte,pkh(a4b6a223297fddbd76d3c0d4a0c48713dc0edb99))</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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(352c7b0d6a42c7a367435370cfe68ae1affbe1e3)), TransactionOutput(4775 sats,pkh(f31d6daec68aa169a23a9c9451376986f66b6fac))),UInt32Impl(0))))</span>
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(2a56fe914778be487706e0d12bb514fa7d47b48f)), TransactionOutput(4775 sats,pkh(a4b6a223297fddbd76d3c0d4a0c48713dc0edb99))),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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),10000 sats,ECPublicKey(03ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(48e36404271d2fd4b9f83e2973905e40dd967ca3))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),10000 sats,ECPublicKey(02507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(f1d6862202a0bf4eeee0813c76ca8a14064e716f))),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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),10000 sats,ECPublicKey(03ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(48e36404271d2fd4b9f83e2973905e40dd967ca3))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),10000 sats,ECPublicKey(02507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(f1d6862202a0bf4eeee0813c76ca8a14064e716f))),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 &#x27;sign&#x27; 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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),P2PKHScriptSignature(ECPublicKey(03ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215), ECDigitalSignature(304402200d2c9160e75b6b0fdd8595ef847c52d72daff3921333fc36bd26eae204c67d3f02206ca6b7bc030acf788cbab409599992fd4fe13caa39519254243c5f9a82a982ba01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(352c7b0d6a42c7a367435370cfe68ae1affbe1e3)), TransactionOutput(4775 sats,pkh(f31d6daec68aa169a23a9c9451376986f66b6fac))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),P2PKHScriptSignature(ECPublicKey(02507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1), ECDigitalSignature(3044022003ac393fe1aac90d7464d7bd220b571b90a4faa7d7e236954b5bfd69eb5abd230220639616867d792bbcb49f909653d1835e6e5950dd9b0f45a60bb47a9cfd0e9f6701)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(2a56fe914778be487706e0d12bb514fa7d47b48f)), TransactionOutput(4775 sats,pkh(a4b6a223297fddbd76d3c0d4a0c48713dc0edb99))),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 = 020000000145cc80fe6f6cac97ccfc80e0795f445ee089bd6fe48edfecc87e257e48f3f355000000006a47304402200d2c9160e75b6b0fdd8595ef847c52d72daff3921333fc36bd26eae204c67d3f02206ca6b7bc030acf788cbab409599992fd4fe13caa39519254243c5f9a82a982ba012103ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215000000000288130000000000001976a914352c7b0d6a42c7a367435370cfe68ae1affbe1e388aca7120000000000001976a914f31d6daec68aa169a23a9c9451376986f66b6fac88ac00000000</span>
<span class="hljs-comment">// res4: String = 02000000013a2884f8014749d6325fdbc7a2548af9d16f6396985a33396c8a81b20ed20e21000000006a473044022003ac393fe1aac90d7464d7bd220b571b90a4faa7d7e236954b5bfd69eb5abd230220639616867d792bbcb49f909653d1835e6e5950dd9b0f45a60bb47a9cfd0e9f67012102507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1000000000288130000000000001976a9142a56fe914778be487706e0d12bb514fa7d47b48f88aca7120000000000001976a914a4b6a223297fddbd76d3c0d4a0c48713dc0edb9988ac00000000</span>
</code></pre>
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@ -64,7 +64,7 @@
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</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$$anon$3@53046935[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@6e0902ab[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, 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(03ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(02507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1)</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(48e36404271d2fd4b9f83e2973905e40dd967ca3)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(f1d6862202a0bf4eeee0813c76ca8a14064e716f)</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(48e36404271d2fd4b9f83e2973905e40dd967ca3))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(f1d6862202a0bf4eeee0813c76ca8a14064e716f))</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(352c7b0d6a42c7a367435370cfe68ae1affbe1e3)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(2a56fe914778be487706e0d12bb514fa7d47b48f)</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(352c7b0d6a42c7a367435370cfe68ae1affbe1e3)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(2a56fe914778be487706e0d12bb514fa7d47b48f)))</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(48e36404271d2fd4b9f83e2973905e40dd967ca3))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(f1d6862202a0bf4eeee0813c76ca8a14064e716f))),UInt32Impl(0))</span>
<span class="hljs-comment">// this is the information we need from the crediting TX</span>
<span class="hljs-comment">// to properly &quot;link&quot; 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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a: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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a: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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(352c7b0d6a42c7a367435370cfe68ae1affbe1e3))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(2a56fe914778be487706e0d12bb514fa7d47b48f))),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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),10000 sats,ECPublicKey(03ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),10000 sats,ECPublicKey(02507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1))</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(f31d6daec68aa169a23a9c9451376986f66b6fac)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(a4b6a223297fddbd76d3c0d4a0c48713dc0edb99)</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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),10000 sats,ECPublicKey(03ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215))),1 sats/byte,pkh(f31d6daec68aa169a23a9c9451376986f66b6fac))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),10000 sats,ECPublicKey(02507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1))),1 sats/byte,pkh(a4b6a223297fddbd76d3c0d4a0c48713dc0edb99))</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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(352c7b0d6a42c7a367435370cfe68ae1affbe1e3)), TransactionOutput(4775 sats,pkh(f31d6daec68aa169a23a9c9451376986f66b6fac))),UInt32Impl(0))))</span>
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(2a56fe914778be487706e0d12bb514fa7d47b48f)), TransactionOutput(4775 sats,pkh(a4b6a223297fddbd76d3c0d4a0c48713dc0edb99))),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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),10000 sats,ECPublicKey(03ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(48e36404271d2fd4b9f83e2973905e40dd967ca3))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),10000 sats,ECPublicKey(02507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(f1d6862202a0bf4eeee0813c76ca8a14064e716f))),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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),10000 sats,ECPublicKey(03ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(48e36404271d2fd4b9f83e2973905e40dd967ca3))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),10000 sats,ECPublicKey(02507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(f1d6862202a0bf4eeee0813c76ca8a14064e716f))),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 &#x27;sign&#x27; 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(55f3f3487e257ec8ecdf8ee46fbd89e05e445f79e080fccc97ac6c6ffe80cc45:0),P2PKHScriptSignature(ECPublicKey(03ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215), ECDigitalSignature(304402200d2c9160e75b6b0fdd8595ef847c52d72daff3921333fc36bd26eae204c67d3f02206ca6b7bc030acf788cbab409599992fd4fe13caa39519254243c5f9a82a982ba01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(352c7b0d6a42c7a367435370cfe68ae1affbe1e3)), TransactionOutput(4775 sats,pkh(f31d6daec68aa169a23a9c9451376986f66b6fac))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(210ed20eb2818a6c39335a9896636fd1f98a54a2c7db5f32d6494701f884283a:0),P2PKHScriptSignature(ECPublicKey(02507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1), ECDigitalSignature(3044022003ac393fe1aac90d7464d7bd220b571b90a4faa7d7e236954b5bfd69eb5abd230220639616867d792bbcb49f909653d1835e6e5950dd9b0f45a60bb47a9cfd0e9f6701)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(2a56fe914778be487706e0d12bb514fa7d47b48f)), TransactionOutput(4775 sats,pkh(a4b6a223297fddbd76d3c0d4a0c48713dc0edb99))),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 = 020000000145cc80fe6f6cac97ccfc80e0795f445ee089bd6fe48edfecc87e257e48f3f355000000006a47304402200d2c9160e75b6b0fdd8595ef847c52d72daff3921333fc36bd26eae204c67d3f02206ca6b7bc030acf788cbab409599992fd4fe13caa39519254243c5f9a82a982ba012103ef788d87d831c02783789da3b327657aaba68274a2f072997c32055aa7416215000000000288130000000000001976a914352c7b0d6a42c7a367435370cfe68ae1affbe1e388aca7120000000000001976a914f31d6daec68aa169a23a9c9451376986f66b6fac88ac00000000</span>
<span class="hljs-comment">// res4: String = 02000000013a2884f8014749d6325fdbc7a2548af9d16f6396985a33396c8a81b20ed20e21000000006a473044022003ac393fe1aac90d7464d7bd220b571b90a4faa7d7e236954b5bfd69eb5abd230220639616867d792bbcb49f909653d1835e6e5950dd9b0f45a60bb47a9cfd0e9f67012102507a4e0eca9c5463cc393c6392585dc2d7cbc20b5a981b0773aa490f808365d1000000000288130000000000001976a9142a56fe914778be487706e0d12bb514fa7d47b48f88aca7120000000000001976a914a4b6a223297fddbd76d3c0d4a0c48713dc0edb9988ac00000000</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 &amp; 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) {

4
docs/next/crypto/sign.html
View file

@ -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(304402203e6d93cb3553ff9e6ed10af5f7710b222c4bb7ea841b71cd3f0ef4e8346a8aa402201496da359b45a0eb7ac1df0b530e25b4aed82d631a3775fb73e2d9cc39e83537)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3044022010cb0fc28bbdf21057379f20bd0c4cafc1d3d2e70c020429bd027eb26645bb46022070b9070df5420e3c98ad9c8f2459dfbe337faa6a4223ad556038bf712542cb7d)</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(304402204bcdac369dbac243885c11f9321321d7c8c9639b5617d490315204438abbb157022045bf3fa30954ab00b4b53b62049aa75f7b1315f1fb6941107cae1eff9bb53dca)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3044022037583283b0110210283ae10a31cdbe4992e51d2418eeb946a5b29e191ca0fd9d02201f0ff99691a3fce4cb2ab944d1303992f551a39a4d1530e199c1aeda369c20e4)</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>

4
docs/next/crypto/sign/index.html
View file

@ -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(304402203e6d93cb3553ff9e6ed10af5f7710b222c4bb7ea841b71cd3f0ef4e8346a8aa402201496da359b45a0eb7ac1df0b530e25b4aed82d631a3775fb73e2d9cc39e83537)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3044022010cb0fc28bbdf21057379f20bd0c4cafc1d3d2e70c020429bd027eb26645bb46022070b9070df5420e3c98ad9c8f2459dfbe337faa6a4223ad556038bf712542cb7d)</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(304402204bcdac369dbac243885c11f9321321d7c8c9639b5617d490315204438abbb157022045bf3fa30954ab00b4b53b62049aa75f7b1315f1fb6941107cae1eff9bb53dca)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3044022037583283b0110210283ae10a31cdbe4992e51d2418eeb946a5b29e191ca0fd9d02201f0ff99691a3fce4cb2ab944d1303992f551a39a4d1530e199c1aeda369c20e4)</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>

2
docs/next/getting-started.html
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@ -120,7 +120,7 @@ libraryDependencies += <span class="hljs-string">&quot;org.bitcoin-s&quot;</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>0.4.0+195-528b4e01-SNAPSHOT</code>.</p>
recent snapshot published is <code>0.4.0+196-2be2df12-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">&quot;snapshots&quot;</span>)

2
docs/next/getting-started/index.html
View file

@ -120,7 +120,7 @@ libraryDependencies += <span class="hljs-string">&quot;org.bitcoin-s&quot;</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>0.4.0+195-528b4e01-SNAPSHOT</code>.</p>
recent snapshot published is <code>0.4.0+196-2be2df12-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">&quot;snapshots&quot;</span>)

22
docs/next/key-manager/key-manager.html
View file

@ -77,14 +77,14 @@
<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, 0x6cc253dd7e43ac01224b8238281d78ae3b1e1f57160bd27baec86c9cec2fc6c7)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xf932daf6459fc944a1e17867f3f0d1ce313d91f3dc763cab06a7ba672c486625)</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(holiday, barely, warrior, wish, depart, above, matrix, icon, deal, domain, funny, fragile, rapid, autumn, fox, scrap, sponsor, talent, rare, summer, solution, blood, brand, wheel)</span>
<span class="hljs-comment">// Vector(weird, nothing, rural, menu, wish, pelican, maple, congress, gun, panel, crucial, organ, because, similar, sorry, mom, device, flag, prepare, inquiry, index, category, obtain, pink)</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>
@ -99,7 +99,7 @@ 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 &#x27;key-manager-example` that will</span>
<span class="hljs-comment">//have a file in it called &quot;encrypted-bitcoin-s-seed.json&quot;</span>
<span class="hljs-keyword">val</span> seedPath = <span class="hljs-type">Files</span>.createTempDirectory(<span class="hljs-string">&quot;key-manager-example&quot;</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-example6288929868699295465/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example7249133573421280042/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">//let&#x27;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>
@ -110,19 +110,19 @@ 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-example6288929868699295465/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example7249133573421280042/encrypted-bitcoin-s-seed.json,m/84&#x27;,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">&quot;password&quot;</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(org.bitcoins.keymanager.bip39.BIP39KeyManager@7ffdfe9a)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@716d3993)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYuTd2jGyYkqQYmnd4jmub3y5YFj8DnzJ24WZM8dxtRkVpBjULvupSECT9Ja2DVytCNXhZjVxbmyLM5aaJLcfn4WuacijTJc</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYp362HhZLhdHu9Zh8VRCXipmwVb21tzWpTE3ToZ2NNpujr7BnynM8coPXSJu5MwLvqxecgwqg8j8x5cQ5NG32zU1EM1m3Sr</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeYuTd2jGyYkqQYmnd4jmub3y5YFj8DnzJ24WZM8dxtRkVpBjULvupSECT9Ja2DVytCNXhZjVxbmyLM5aaJLcfn4WuacijTJc</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeYp362HhZLhdHu9Zh8VRCXipmwVb21tzWpTE3ToZ2NNpujr7BnynM8coPXSJu5MwLvqxecgwqg8j8x5cQ5NG32zU1EM1m3Sr</span>
</code></pre>
<p>Which should print something that looks like this</p>
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
@ -131,17 +131,17 @@ 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&#x27;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-example6288929868699295465/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example7249133573421280042/encrypted-bitcoin-s-seed.json,m/84&#x27;,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>.fromMnemonic(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now)
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@4570b80d</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@4cb545b8</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZx6E6NARUP7DREeNQqDjuFW3xfqJfjpVpETmUMmJDNgP3u1ZpLZXW4nfg9CxG49Q5jWyxSXA1nihjpSNGdytcrxmV8rftDSR</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwzoZMir4B41Jb29UtyPCCAuf55AZXvW32rUxUSDGrdTTpfwXncQ2mBGcXLh8v1MYTzQuVUbts5TYRSQ6R1Xz7tiand4xdTZ</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZx6E6NARUP7DREeNQqDjuFW3xfqJfjpVpETmUMmJDNgP3u1ZpLZXW4nfg9CxG49Q5jWyxSXA1nihjpSNGdytcrxmV8rftDSR</span>
<span class="hljs-comment">// zpub6jftahH18ngZwzoZMir4B41Jb29UtyPCCAuf55AZXvW32rUxUSDGrdTTpfwXncQ2mBGcXLh8v1MYTzQuVUbts5TYRSQ6R1Xz7tiand4xdTZ</span>
</code></pre>
<p>Which gives us something that looks like this</p>
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>

22
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View file

@ -77,14 +77,14 @@
<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, 0x6cc253dd7e43ac01224b8238281d78ae3b1e1f57160bd27baec86c9cec2fc6c7)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xf932daf6459fc944a1e17867f3f0d1ce313d91f3dc763cab06a7ba672c486625)</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(holiday, barely, warrior, wish, depart, above, matrix, icon, deal, domain, funny, fragile, rapid, autumn, fox, scrap, sponsor, talent, rare, summer, solution, blood, brand, wheel)</span>
<span class="hljs-comment">// Vector(weird, nothing, rural, menu, wish, pelican, maple, congress, gun, panel, crucial, organ, because, similar, sorry, mom, device, flag, prepare, inquiry, index, category, obtain, pink)</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>
@ -99,7 +99,7 @@ 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 &#x27;key-manager-example` that will</span>
<span class="hljs-comment">//have a file in it called &quot;encrypted-bitcoin-s-seed.json&quot;</span>
<span class="hljs-keyword">val</span> seedPath = <span class="hljs-type">Files</span>.createTempDirectory(<span class="hljs-string">&quot;key-manager-example&quot;</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-example6288929868699295465/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example7249133573421280042/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">//let&#x27;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>
@ -110,19 +110,19 @@ 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-example6288929868699295465/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example7249133573421280042/encrypted-bitcoin-s-seed.json,m/84&#x27;,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">&quot;password&quot;</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(org.bitcoins.keymanager.bip39.BIP39KeyManager@7ffdfe9a)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@716d3993)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYuTd2jGyYkqQYmnd4jmub3y5YFj8DnzJ24WZM8dxtRkVpBjULvupSECT9Ja2DVytCNXhZjVxbmyLM5aaJLcfn4WuacijTJc</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYp362HhZLhdHu9Zh8VRCXipmwVb21tzWpTE3ToZ2NNpujr7BnynM8coPXSJu5MwLvqxecgwqg8j8x5cQ5NG32zU1EM1m3Sr</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeYuTd2jGyYkqQYmnd4jmub3y5YFj8DnzJ24WZM8dxtRkVpBjULvupSECT9Ja2DVytCNXhZjVxbmyLM5aaJLcfn4WuacijTJc</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeYp362HhZLhdHu9Zh8VRCXipmwVb21tzWpTE3ToZ2NNpujr7BnynM8coPXSJu5MwLvqxecgwqg8j8x5cQ5NG32zU1EM1m3Sr</span>
</code></pre>
<p>Which should print something that looks like this</p>
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
@ -131,17 +131,17 @@ 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&#x27;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-example6288929868699295465/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example7249133573421280042/encrypted-bitcoin-s-seed.json,m/84&#x27;,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>.fromMnemonic(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now)
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@4570b80d</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@4cb545b8</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZx6E6NARUP7DREeNQqDjuFW3xfqJfjpVpETmUMmJDNgP3u1ZpLZXW4nfg9CxG49Q5jWyxSXA1nihjpSNGdytcrxmV8rftDSR</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwzoZMir4B41Jb29UtyPCCAuf55AZXvW32rUxUSDGrdTTpfwXncQ2mBGcXLh8v1MYTzQuVUbts5TYRSQ6R1Xz7tiand4xdTZ</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZx6E6NARUP7DREeNQqDjuFW3xfqJfjpVpETmUMmJDNgP3u1ZpLZXW4nfg9CxG49Q5jWyxSXA1nihjpSNGdytcrxmV8rftDSR</span>
<span class="hljs-comment">// zpub6jftahH18ngZwzoZMir4B41Jb29UtyPCCAuf55AZXvW32rUxUSDGrdTTpfwXncQ2mBGcXLh8v1MYTzQuVUbts5TYRSQ6R1Xz7tiand4xdTZ</span>
</code></pre>
<p>Which gives us something that looks like this</p>
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>

4
docs/next/secp256k1/secp256k1.html
View file

@ -114,12 +114,12 @@ println(<span class="hljs-string">s&quot;Verified with NativeSecp256k1 again=<sp
<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(02a0914781061364f4fe90bced0ba5a7a463d6643d86f5ef0061b572ea91481af7)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(02c2b267c82a70299024ceacb4fd9557046c30299d00bcf9a6c81939a91e9a1531)</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(304402206f322d1333d57b711db9db70cee0eb994311c19a4e17b8e70d8793f9950921200220593e7640a51316e5671de94b611f9550186d5c6b3cffbdfb0b9c843fcfbfd5c9)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(304402200e09819e05a00f7f1ecf65784b9fdad81982d86302af2c29ed746eb951cf5f6b0220430ba838a8f8bef43d8da1bb378a10f58b2dc87d97421cd80d6c23ff5bacdb09)</span>
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
<span class="hljs-comment">// verified: Boolean = true</span>

4
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View file

@ -114,12 +114,12 @@ println(<span class="hljs-string">s&quot;Verified with NativeSecp256k1 again=<sp
<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(02a0914781061364f4fe90bced0ba5a7a463d6643d86f5ef0061b572ea91481af7)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(02c2b267c82a70299024ceacb4fd9557046c30299d00bcf9a6c81939a91e9a1531)</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(304402206f322d1333d57b711db9db70cee0eb994311c19a4e17b8e70d8793f9950921200220593e7640a51316e5671de94b611f9550186d5c6b3cffbdfb0b9c843fcfbfd5c9)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(304402200e09819e05a00f7f1ecf65784b9fdad81982d86302af2c29ed746eb951cf5f6b0220430ba838a8f8bef43d8da1bb378a10f58b2dc87d97421cd80d6c23ff5bacdb09)</span>
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
<span class="hljs-comment">// verified: Boolean = true</span>