mirrors/bitcoin-s
1
0
Fork 0
mirror of https://github.com/bitcoin-s/bitcoin-s.git synced 2025-03-19 13:35:17 +01:00
Code Issues Projects Releases Packages Wiki Activity

Deploy website

Browse source 
Deploy website version based on e944ed083f
This commit is contained in:
Docusaurus bot 2021-01-07 14:21:49 +00:00
parent 7d27216546
commit 1ea5338e8c
14 changed files with 90 additions and 90 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

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(036cbaa95f738364f670df00f8d1ac19affd0d0d8121fb6e8ac90a7fcc5820b106)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(02f58a13963a06beea94b0e59e2f75d06d4cdb7901f908a528394ad468823bd5d3)</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 = tb1qmkwl32su8y2nd66wuejdm5lduujmx4ku6n85a5</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qezn7ts0aaseelx820cawx49rccr2c7tkxve70l</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1qmkwl32su8y2nd66wuejdm5lduujmx4ku6n85a5</span>
<span class="hljs-comment">// tb1qezn7ts0aaseelx820cawx49rccr2c7tkxve70l</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 = n1iksVNq5ugyXP15i8WNMmaiSezKRZGxwZ</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = myova9D1KNfJet7VNVTeaVKGJuLgv3Dmvn</span>
println(legacyAddress.toString)
<span class="hljs-comment">// n1iksVNq5ugyXP15i8WNMmaiSezKRZGxwZ</span>
<span class="hljs-comment">// myova9D1KNfJet7VNVTeaVKGJuLgv3Dmvn</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 © 2021 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
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(036cbaa95f738364f670df00f8d1ac19affd0d0d8121fb6e8ac90a7fcc5820b106)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(02f58a13963a06beea94b0e59e2f75d06d4cdb7901f908a528394ad468823bd5d3)</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 = tb1qmkwl32su8y2nd66wuejdm5lduujmx4ku6n85a5</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qezn7ts0aaseelx820cawx49rccr2c7tkxve70l</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1qmkwl32su8y2nd66wuejdm5lduujmx4ku6n85a5</span>
<span class="hljs-comment">// tb1qezn7ts0aaseelx820cawx49rccr2c7tkxve70l</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 = n1iksVNq5ugyXP15i8WNMmaiSezKRZGxwZ</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = myova9D1KNfJet7VNVTeaVKGJuLgv3Dmvn</span>
println(legacyAddress.toString)
<span class="hljs-comment">// n1iksVNq5ugyXP15i8WNMmaiSezKRZGxwZ</span>
<span class="hljs-comment">// myova9D1KNfJet7VNVTeaVKGJuLgv3Dmvn</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 © 2021 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
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, 0xc8369067bb47222a12da74fc0fc9342b4fe6da2e2a3e0586cd051658fe0a4274)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xd43ed699c9c121253f41a6729feb4670976604c143eca9103e251315fa6d0018)</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(sight, region, boring, isolate, impulse, bench, enter, excess, winter, layer, escape, final, wrist, home, reward, elephant, airport, cushion, donor, coach, morning, ahead, antenna, myth) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(stage, wall, please, near, bamboo, myth, wonder, crumble, income, young, spice, thrive, island, act, agree, laugh, poverty, limit, matter, change, garden, custom, about, beyond) // 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 = zpub6jftahH18ngZx4CtL6kSnvyFAjMHQgAbsUNp392baA7LbpVxYUzms25gvpKkkWpFzsVtC5gNsAqrU5wequrj9NX7ruJvXzLQky5Ws9bTyWR</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxTUuiBa1EsouTG1FEcbk84F9vgcz1UmgvxBAhzmPb8zmZLL86gzMaL2abNsPi59wsivuCnLZGEu8yqsjyrgN3rjXc81n61c</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 = zpub6qfEDwGpg4qzxP6HJgi9XxnmwY9Dd6QgJdXTvxr2JUzbauZVvaSuY9oHRru2NF2RumSvMpqZGxwqK2qA11UPQox8dPCNJd34SV5JFEdQyrH</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6qhSujwwMwVuVGbcFNNezaJ5Jgsci4kN2ByKMBVHAKBhNzweh9LXbCvHMAn2NTF59ZuuXzBmKHaNLoi8aBKTCUrFKBLnFAE5ah3gGDw4Fgo</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 = tb1q4zgns6x2l9zhzvxux3gh8fl25v3g70x43tvdsr</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qxt3td3ytnyn3px38xq37favgsl874dna6g2ks5</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 = tb1q4zgns6x2l9zhzvxux3gh8fl25v3g70x43tvdsr</span>
<span class="hljs-comment">// res2: String = tb1qxt3td3ytnyn3px38xq37favgsl874dna6g2ks5</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, 0xc8369067bb47222a12da74fc0fc9342b4fe6da2e2a3e0586cd051658fe0a4274)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xd43ed699c9c121253f41a6729feb4670976604c143eca9103e251315fa6d0018)</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(sight, region, boring, isolate, impulse, bench, enter, excess, winter, layer, escape, final, wrist, home, reward, elephant, airport, cushion, donor, coach, morning, ahead, antenna, myth) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(stage, wall, please, near, bamboo, myth, wonder, crumble, income, young, spice, thrive, island, act, agree, laugh, poverty, limit, matter, change, garden, custom, about, beyond) // 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 = zpub6jftahH18ngZx4CtL6kSnvyFAjMHQgAbsUNp392baA7LbpVxYUzms25gvpKkkWpFzsVtC5gNsAqrU5wequrj9NX7ruJvXzLQky5Ws9bTyWR</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxTUuiBa1EsouTG1FEcbk84F9vgcz1UmgvxBAhzmPb8zmZLL86gzMaL2abNsPi59wsivuCnLZGEu8yqsjyrgN3rjXc81n61c</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 = zpub6qfEDwGpg4qzxP6HJgi9XxnmwY9Dd6QgJdXTvxr2JUzbauZVvaSuY9oHRru2NF2RumSvMpqZGxwqK2qA11UPQox8dPCNJd34SV5JFEdQyrH</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6qhSujwwMwVuVGbcFNNezaJ5Jgsci4kN2ByKMBVHAKBhNzweh9LXbCvHMAn2NTF59ZuuXzBmKHaNLoi8aBKTCUrFKBLnFAE5ah3gGDw4Fgo</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 = tb1q4zgns6x2l9zhzvxux3gh8fl25v3g70x43tvdsr</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qxt3td3ytnyn3px38xq37favgsl874dna6g2ks5</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 = tb1q4zgns6x2l9zhzvxux3gh8fl25v3g70x43tvdsr</span>
<span class="hljs-comment">// res2: String = tb1qxt3td3ytnyn3px38xq37favgsl874dna6g2ks5</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$$anon$3@2de823c8[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 35, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@63e7417e[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(0361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(02765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44)</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(ec276d7b0930d9d9548c07536831c5406b0465db)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(5b653c93fcfdeab7d72c3997ba0106b4e2cc6f2d)</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(ec276d7b0930d9d9548c07536831c5406b0465db))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(5b653c93fcfdeab7d72c3997ba0106b4e2cc6f2d))</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(a4f0d491b26ccd1674c74086736123c3375ba9db)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(b7cb330e052a044b2ae7e5e37358306c4727f0b5)</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(a4f0d491b26ccd1674c74086736123c3375ba9db)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(b7cb330e052a044b2ae7e5e37358306c4727f0b5)))</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(ec276d7b0930d9d9548c07536831c5406b0465db))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(5b653c93fcfdeab7d72c3997ba0106b4e2cc6f2d))),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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee: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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee: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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(a4f0d491b26ccd1674c74086736123c3375ba9db))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(b7cb330e052a044b2ae7e5e37358306c4727f0b5))),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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),10000 sats,ECPublicKey(0361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),10000 sats,ECPublicKey(02765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44))</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(6ad20f0c0987de4ff4e16275dd53bcbcadf72c90)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(15636bcda8a5948335eef52d0d898711a10a9fa4)</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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),10000 sats,ECPublicKey(0361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da))),1 sats/byte,pkh(6ad20f0c0987de4ff4e16275dd53bcbcadf72c90))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),10000 sats,ECPublicKey(02765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44))),1 sats/byte,pkh(15636bcda8a5948335eef52d0d898711a10a9fa4))</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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(a4f0d491b26ccd1674c74086736123c3375ba9db)), TransactionOutput(4775 sats,pkh(6ad20f0c0987de4ff4e16275dd53bcbcadf72c90))),UInt32Impl(0))))</span>
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(b7cb330e052a044b2ae7e5e37358306c4727f0b5)), TransactionOutput(4775 sats,pkh(15636bcda8a5948335eef52d0d898711a10a9fa4))),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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),10000 sats,ECPublicKey(0361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(ec276d7b0930d9d9548c07536831c5406b0465db))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),10000 sats,ECPublicKey(02765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(5b653c93fcfdeab7d72c3997ba0106b4e2cc6f2d))),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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),10000 sats,ECPublicKey(0361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(ec276d7b0930d9d9548c07536831c5406b0465db))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),10000 sats,ECPublicKey(02765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(5b653c93fcfdeab7d72c3997ba0106b4e2cc6f2d))),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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),P2PKHScriptSignature(ECPublicKey(0361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da), ECDigitalSignature(304402207eef7d232037eff7381339034f16e53e87a8a800f2bc1073e2687dcadf1e7abe0220047d8292122da028777d7ceb66070cba0f2a987943c58145890cd639d726b86401)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(a4f0d491b26ccd1674c74086736123c3375ba9db)), TransactionOutput(4775 sats,pkh(6ad20f0c0987de4ff4e16275dd53bcbcadf72c90))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),P2PKHScriptSignature(ECPublicKey(02765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44), ECDigitalSignature(304402201be2ad43e6cd6389e9833701b6e4fdc60613f0557ea145da944de4c6aa34b278022057d2a671af3ac90dede6626deec1f35420f719a589640ddef974e71adbdd3e4901)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(b7cb330e052a044b2ae7e5e37358306c4727f0b5)), TransactionOutput(4775 sats,pkh(15636bcda8a5948335eef52d0d898711a10a9fa4))),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 = 02000000012a51b17ed3864b39b3162cc5868e8d465ca2d968c0b4482176f2fc70adbb237f000000006a47304402207eef7d232037eff7381339034f16e53e87a8a800f2bc1073e2687dcadf1e7abe0220047d8292122da028777d7ceb66070cba0f2a987943c58145890cd639d726b86401210361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da000000000288130000000000001976a914a4f0d491b26ccd1674c74086736123c3375ba9db88aca7120000000000001976a9146ad20f0c0987de4ff4e16275dd53bcbcadf72c9088ac00000000</span>
<span class="hljs-comment">// res4: String = 0200000001ee9da1832a1839f3084faf6e4e024bb36db445d776e89e9dd993cfad425dea22000000006a47304402201be2ad43e6cd6389e9833701b6e4fdc60613f0557ea145da944de4c6aa34b278022057d2a671af3ac90dede6626deec1f35420f719a589640ddef974e71adbdd3e49012102765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44000000000288130000000000001976a914b7cb330e052a044b2ae7e5e37358306c4727f0b588aca7120000000000001976a91415636bcda8a5948335eef52d0d898711a10a9fa488ac00000000</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 © 2021 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) {

36
docs/next/core/txbuilder/index.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$$anon$3@2de823c8[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 35, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@63e7417e[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(0361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(02765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44)</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(ec276d7b0930d9d9548c07536831c5406b0465db)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(5b653c93fcfdeab7d72c3997ba0106b4e2cc6f2d)</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(ec276d7b0930d9d9548c07536831c5406b0465db))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(5b653c93fcfdeab7d72c3997ba0106b4e2cc6f2d))</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(a4f0d491b26ccd1674c74086736123c3375ba9db)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(b7cb330e052a044b2ae7e5e37358306c4727f0b5)</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(a4f0d491b26ccd1674c74086736123c3375ba9db)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(b7cb330e052a044b2ae7e5e37358306c4727f0b5)))</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(ec276d7b0930d9d9548c07536831c5406b0465db))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(5b653c93fcfdeab7d72c3997ba0106b4e2cc6f2d))),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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee: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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee: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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(a4f0d491b26ccd1674c74086736123c3375ba9db))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(b7cb330e052a044b2ae7e5e37358306c4727f0b5))),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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),10000 sats,ECPublicKey(0361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),10000 sats,ECPublicKey(02765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44))</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(6ad20f0c0987de4ff4e16275dd53bcbcadf72c90)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(15636bcda8a5948335eef52d0d898711a10a9fa4)</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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),10000 sats,ECPublicKey(0361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da))),1 sats/byte,pkh(6ad20f0c0987de4ff4e16275dd53bcbcadf72c90))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),10000 sats,ECPublicKey(02765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44))),1 sats/byte,pkh(15636bcda8a5948335eef52d0d898711a10a9fa4))</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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(a4f0d491b26ccd1674c74086736123c3375ba9db)), TransactionOutput(4775 sats,pkh(6ad20f0c0987de4ff4e16275dd53bcbcadf72c90))),UInt32Impl(0))))</span>
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(b7cb330e052a044b2ae7e5e37358306c4727f0b5)), TransactionOutput(4775 sats,pkh(15636bcda8a5948335eef52d0d898711a10a9fa4))),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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),10000 sats,ECPublicKey(0361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(ec276d7b0930d9d9548c07536831c5406b0465db))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),10000 sats,ECPublicKey(02765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(5b653c93fcfdeab7d72c3997ba0106b4e2cc6f2d))),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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),10000 sats,ECPublicKey(0361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(ec276d7b0930d9d9548c07536831c5406b0465db))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),10000 sats,ECPublicKey(02765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(5b653c93fcfdeab7d72c3997ba0106b4e2cc6f2d))),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(7f23bbad70fcf2762148b4c068d9a25c468d8e86c52c16b3394b86d37eb1512a:0),P2PKHScriptSignature(ECPublicKey(0361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da), ECDigitalSignature(304402207eef7d232037eff7381339034f16e53e87a8a800f2bc1073e2687dcadf1e7abe0220047d8292122da028777d7ceb66070cba0f2a987943c58145890cd639d726b86401)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(a4f0d491b26ccd1674c74086736123c3375ba9db)), TransactionOutput(4775 sats,pkh(6ad20f0c0987de4ff4e16275dd53bcbcadf72c90))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(22ea5d42adcf93d99d9ee876d745b46db34b024e6eaf4f08f339182a83a19dee:0),P2PKHScriptSignature(ECPublicKey(02765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44), ECDigitalSignature(304402201be2ad43e6cd6389e9833701b6e4fdc60613f0557ea145da944de4c6aa34b278022057d2a671af3ac90dede6626deec1f35420f719a589640ddef974e71adbdd3e4901)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(b7cb330e052a044b2ae7e5e37358306c4727f0b5)), TransactionOutput(4775 sats,pkh(15636bcda8a5948335eef52d0d898711a10a9fa4))),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 = 02000000012a51b17ed3864b39b3162cc5868e8d465ca2d968c0b4482176f2fc70adbb237f000000006a47304402207eef7d232037eff7381339034f16e53e87a8a800f2bc1073e2687dcadf1e7abe0220047d8292122da028777d7ceb66070cba0f2a987943c58145890cd639d726b86401210361010558e10960e9edd297dd996a0365db6d75b4396110f00cea426e886789da000000000288130000000000001976a914a4f0d491b26ccd1674c74086736123c3375ba9db88aca7120000000000001976a9146ad20f0c0987de4ff4e16275dd53bcbcadf72c9088ac00000000</span>
<span class="hljs-comment">// res4: String = 0200000001ee9da1832a1839f3084faf6e4e024bb36db445d776e89e9dd993cfad425dea22000000006a47304402201be2ad43e6cd6389e9833701b6e4fdc60613f0557ea145da944de4c6aa34b278022057d2a671af3ac90dede6626deec1f35420f719a589640ddef974e71adbdd3e49012102765f43b4636909071fadcbda9f9d3e456457a969301cd237bb5b363c60f51f44000000000288130000000000001976a914b7cb330e052a044b2ae7e5e37358306c4727f0b588aca7120000000000001976a91415636bcda8a5948335eef52d0d898711a10a9fa488ac00000000</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 © 2021 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(304402206c49d89c6e79510dba241f331460de095a764187e99ab3b1b487aa26cd10edc6022070da2ccf48dcd3d7db040d5efe5bd88e1df626e5f1bc138811b6cf35c6552a53)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(304402206effed996e5346bd9d583d170604c25614e9f6674e20e57c0e341c1a8893ed0502203fa4d436aaf289d5fed503fd8cf25683277242b237311ff78d1e4925d11b8763)</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(304402206714fea26f7e304eb3a791b7acc28f245258d3b389e9474bb0fa7e88475589ff02205189601e58a99683fbc746f3ef6218a8c915be10daf92d9897f9ebedc0b1145d)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(304402203ff3faa67d1d3ba8a6ee82a836b7800a238d633f0df7ecd2b4c509183dcc039a02203f0ec9f32482de9355ef7faa416180f133d959d74425c8f9269344d7c5517b24)</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(304402206c49d89c6e79510dba241f331460de095a764187e99ab3b1b487aa26cd10edc6022070da2ccf48dcd3d7db040d5efe5bd88e1df626e5f1bc138811b6cf35c6552a53)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(304402206effed996e5346bd9d583d170604c25614e9f6674e20e57c0e341c1a8893ed0502203fa4d436aaf289d5fed503fd8cf25683277242b237311ff78d1e4925d11b8763)</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(304402206714fea26f7e304eb3a791b7acc28f245258d3b389e9474bb0fa7e88475589ff02205189601e58a99683fbc746f3ef6218a8c915be10daf92d9897f9ebedc0b1145d)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(304402203ff3faa67d1d3ba8a6ee82a836b7800a238d633f0df7ecd2b4c509183dcc039a02203f0ec9f32482de9355ef7faa416180f133d959d74425c8f9269344d7c5517b24)</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
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+228-b76be736-SNAPSHOT</code>.</p>
recent snapshot published is <code>0.4.0+229-e944ed08-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+228-b76be736-SNAPSHOT</code>.</p>
recent snapshot published is <code>0.4.0+229-e944ed08-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, 0xf44604332f18133bb941c2f78ad6fbbb856ec726551fe779ea150a8a0bd044dc)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x34c9e4b594016c7bd8084742d5cf494d0b5376f71b92107f5f7ea32e5eab8db5)</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(violin, coral, art, funny, license, oven, topic, debate, wasp, find, same, jacket, finger, glory, off, physical, trash, soon, luxury, bench, pass, trial, beach, oven)</span>
<span class="hljs-comment">// Vector(crumble, execute, coin, chimney, bitter, digital, gasp, angry, drift, purpose, spoil, old, release, rocket, symbol, inch, away, wife, text, edge, tourist, fiction, cycle, ridge)</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-example5699494474008284288/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example1972461515020132857/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-example5699494474008284288/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example1972461515020132857/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@59479e80)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@6a54d85b)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZDFGSAqNbMJEvqPkXBNiNuZxMan4Q83Xwd6BBHDcEvjZaSBvMBvkjcz3qg6CxQDzbZqG4s3nNeeYiq8r5kpRambPCKgNM5o</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZP8m2U7qwsj6p9yj7rukJ8ScjZi4KAAJMVCLaSgETv5rRS1SRJAHQbhiMzMFtvc6cBoMfNKdnki9rx8VFtMZRqeMCNLEKW6</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeZDFGSAqNbMJEvqPkXBNiNuZxMan4Q83Xwd6BBHDcEvjZaSBvMBvkjcz3qg6CxQDzbZqG4s3nNeeYiq8r5kpRambPCKgNM5o</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeZP8m2U7qwsj6p9yj7rukJ8ScjZi4KAAJMVCLaSgETv5rRS1SRJAHQbhiMzMFtvc6cBoMfNKdnki9rx8VFtMZRqeMCNLEKW6</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-example5699494474008284288/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example1972461515020132857/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@446114fd</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@31771dfe</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZxQ1jmbysRhgFchyYHfLi3MeqVAMbv9Z4A2M6BusrjBN7fG2GLpYSNBTGqaUSo3eC8iHWwehqZbNxCBvYRQ6NffqxkcX83Ag</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZxZuEMuGLnE77W2ZWtLsjxaXVs9HbqBfpZtTFb5LUxAiQWFqnQvmy3AAwMtjVja2J9LFcY9ygyhSZLJvBbXdWWjtvkg4uD2i</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZxQ1jmbysRhgFchyYHfLi3MeqVAMbv9Z4A2M6BusrjBN7fG2GLpYSNBTGqaUSo3eC8iHWwehqZbNxCBvYRQ6NffqxkcX83Ag</span>
<span class="hljs-comment">// zpub6jftahH18ngZxZuEMuGLnE77W2ZWtLsjxaXVs9HbqBfpZtTFb5LUxAiQWFqnQvmy3AAwMtjVja2J9LFcY9ygyhSZLJvBbXdWWjtvkg4uD2i</span>
</code></pre>
<p>Which gives us something that looks like this</p>
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>

22
docs/next/key-manager/key-manager/index.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, 0xf44604332f18133bb941c2f78ad6fbbb856ec726551fe779ea150a8a0bd044dc)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x34c9e4b594016c7bd8084742d5cf494d0b5376f71b92107f5f7ea32e5eab8db5)</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(violin, coral, art, funny, license, oven, topic, debate, wasp, find, same, jacket, finger, glory, off, physical, trash, soon, luxury, bench, pass, trial, beach, oven)</span>
<span class="hljs-comment">// Vector(crumble, execute, coin, chimney, bitter, digital, gasp, angry, drift, purpose, spoil, old, release, rocket, symbol, inch, away, wife, text, edge, tourist, fiction, cycle, ridge)</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-example5699494474008284288/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example1972461515020132857/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-example5699494474008284288/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example1972461515020132857/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@59479e80)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@6a54d85b)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZDFGSAqNbMJEvqPkXBNiNuZxMan4Q83Xwd6BBHDcEvjZaSBvMBvkjcz3qg6CxQDzbZqG4s3nNeeYiq8r5kpRambPCKgNM5o</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZP8m2U7qwsj6p9yj7rukJ8ScjZi4KAAJMVCLaSgETv5rRS1SRJAHQbhiMzMFtvc6cBoMfNKdnki9rx8VFtMZRqeMCNLEKW6</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeZDFGSAqNbMJEvqPkXBNiNuZxMan4Q83Xwd6BBHDcEvjZaSBvMBvkjcz3qg6CxQDzbZqG4s3nNeeYiq8r5kpRambPCKgNM5o</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeZP8m2U7qwsj6p9yj7rukJ8ScjZi4KAAJMVCLaSgETv5rRS1SRJAHQbhiMzMFtvc6cBoMfNKdnki9rx8VFtMZRqeMCNLEKW6</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-example5699494474008284288/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example1972461515020132857/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@446114fd</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@31771dfe</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZxQ1jmbysRhgFchyYHfLi3MeqVAMbv9Z4A2M6BusrjBN7fG2GLpYSNBTGqaUSo3eC8iHWwehqZbNxCBvYRQ6NffqxkcX83Ag</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZxZuEMuGLnE77W2ZWtLsjxaXVs9HbqBfpZtTFb5LUxAiQWFqnQvmy3AAwMtjVja2J9LFcY9ygyhSZLJvBbXdWWjtvkg4uD2i</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZxQ1jmbysRhgFchyYHfLi3MeqVAMbv9Z4A2M6BusrjBN7fG2GLpYSNBTGqaUSo3eC8iHWwehqZbNxCBvYRQ6NffqxkcX83Ag</span>
<span class="hljs-comment">// zpub6jftahH18ngZxZuEMuGLnE77W2ZWtLsjxaXVs9HbqBfpZtTFb5LUxAiQWFqnQvmy3AAwMtjVja2J9LFcY9ygyhSZLJvBbXdWWjtvkg4uD2i</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(027eb24b159faf58dfa6757a77804d9222767759c3285f08184f8f5d327f86e978)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(03bd40163dc60ce659dbb63fbf1d8252a487ec0795f2274bfa20e2d53c464a35a3)</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(3045022100fa221a48b4dd6002964dc87d1bff7e2abe70d9c8bcd1dbe09694fe568f1f221a02200c9163edebc58a5d0d04a6516ad8cbf065fc51ba16f5e7bb315f10926c14beac)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(30450221008d31f9ebf71ac0b10c7c1e96fffce05dd336ba3fb2ead486f8bca2982835f284022008a41cbac8633dfa18b35ff3004c9bb2655f1f0e86455d926db5dae4bb26402a)</span>
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
<span class="hljs-comment">// verified: Boolean = true</span>

4
docs/next/secp256k1/secp256k1/index.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(027eb24b159faf58dfa6757a77804d9222767759c3285f08184f8f5d327f86e978)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(03bd40163dc60ce659dbb63fbf1d8252a487ec0795f2274bfa20e2d53c464a35a3)</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(3045022100fa221a48b4dd6002964dc87d1bff7e2abe70d9c8bcd1dbe09694fe568f1f221a02200c9163edebc58a5d0d04a6516ad8cbf065fc51ba16f5e7bb315f10926c14beac)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(30450221008d31f9ebf71ac0b10c7c1e96fffce05dd336ba3fb2ead486f8bca2982835f284022008a41cbac8633dfa18b35ff3004c9bb2655f1f0e86455d926db5dae4bb26402a)</span>
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
<span class="hljs-comment">// verified: Boolean = true</span>