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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(03254d492a3a2852bfaf163a8f8747cc4afb2371d0ba77edd7b52b6a4670a4d82c)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(034b2024d72700fb6f7ee2efaa3e1a0adf9bbe9882c1f8442f1502da68a56f396c)</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 = tb1q6f2e2a2xwflkr56gt0gztgx9t9qhgurgm5ycr4</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qeqdtnfm9pg2v07urzqvf3uhl9xms660cujx588</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1q6f2e2a2xwflkr56gt0gztgx9t9qhgurgm5ycr4</span>
<span class="hljs-comment">// tb1qeqdtnfm9pg2v07urzqvf3uhl9xms660cujx588</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 = mzh6iojPkqE2TVojhBa1YdbXezrHu9RNPS</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mym1TKXgon1m6vgSujD4BPZY7stDo3BKUn</span>
println(legacyAddress.toString)
<span class="hljs-comment">// mzh6iojPkqE2TVojhBa1YdbXezrHu9RNPS</span>
<span class="hljs-comment">// mym1TKXgon1m6vgSujD4BPZY7stDo3BKUn</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(03254d492a3a2852bfaf163a8f8747cc4afb2371d0ba77edd7b52b6a4670a4d82c)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(034b2024d72700fb6f7ee2efaa3e1a0adf9bbe9882c1f8442f1502da68a56f396c)</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 = tb1q6f2e2a2xwflkr56gt0gztgx9t9qhgurgm5ycr4</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qeqdtnfm9pg2v07urzqvf3uhl9xms660cujx588</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1q6f2e2a2xwflkr56gt0gztgx9t9qhgurgm5ycr4</span>
<span class="hljs-comment">// tb1qeqdtnfm9pg2v07urzqvf3uhl9xms660cujx588</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 = mzh6iojPkqE2TVojhBa1YdbXezrHu9RNPS</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mym1TKXgon1m6vgSujD4BPZY7stDo3BKUn</span>
println(legacyAddress.toString)
<span class="hljs-comment">// mzh6iojPkqE2TVojhBa1YdbXezrHu9RNPS</span>
<span class="hljs-comment">// mym1TKXgon1m6vgSujD4BPZY7stDo3BKUn</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, 0x77fafe5ded9f65336c3d1023464610fa5c8f7ed1c78f7e60f01256a380ee479d)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xb7efd349bd26bc03dd09d9b9012877db046b88d112a02b9300b709574e5d91a1)</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(jewel, subject, number, swamp, wagon, often, rail, pear, cash, cram, loud, visa, similar, satoshi, either, vehicle, lazy, always, afraid, pull, day, jaguar, bunker, purpose) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(retire, leader, sponsor, kid, hint, acid, injury, depth, ribbon, announce, bulb, render, effort, settle, dust, favorite, clog, object, column, bargain, insane, conduct, educate, disorder) // 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 = zpub6jftahH18ngZxuLiDiPJqxAR7gX78MRnFR8XWaFdDfdN56SBbuuCYThr1DAnuiDSVkmqrzCEosrnjshYwUfGnCZPY5mhXxwFAJ9yHbpYpqq</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZwjzasU3wwYGqurnrwAJ8fQhZtv2iPBCNkSsPdvBddebLu5EbBnm1LR1asK2BPtGU73cHqdKv1XjWFtTzBgAarBiH3y4rrvQ</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 = zpub6r9yLY1XNjiQi4kYhyXRmos7YcTh2BiJZJKo83iwEhnJXut8mznNqVaWuF9AqfLaL3hBXQrTRd342MMCpdQ6dYiDB1yEwSHugjj43Q1qQqw</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6qvGkgDWQQmCafEcbhxia2G7wi9HbF23WJ5v15oKQgug7EyR3HVdWAYeZQVve7SnZ4YnhGWz4gdn8TNBxUqHtKxVjDwMadGAYMEwsrHjobN</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 = tb1qtkh4gtc7y2qurdux54kyk7z2ks9x4jad5646vj</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qqjg5lgk0nqjys9sj2ep3d6qe5zewpl8ssw9par</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 = tb1qtkh4gtc7y2qurdux54kyk7z2ks9x4jad5646vj</span>
<span class="hljs-comment">// res2: String = tb1qqjg5lgk0nqjys9sj2ep3d6qe5zewpl8ssw9par</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, 0x77fafe5ded9f65336c3d1023464610fa5c8f7ed1c78f7e60f01256a380ee479d)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xb7efd349bd26bc03dd09d9b9012877db046b88d112a02b9300b709574e5d91a1)</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(jewel, subject, number, swamp, wagon, often, rail, pear, cash, cram, loud, visa, similar, satoshi, either, vehicle, lazy, always, afraid, pull, day, jaguar, bunker, purpose) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(retire, leader, sponsor, kid, hint, acid, injury, depth, ribbon, announce, bulb, render, effort, settle, dust, favorite, clog, object, column, bargain, insane, conduct, educate, disorder) // 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 = zpub6jftahH18ngZxuLiDiPJqxAR7gX78MRnFR8XWaFdDfdN56SBbuuCYThr1DAnuiDSVkmqrzCEosrnjshYwUfGnCZPY5mhXxwFAJ9yHbpYpqq</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZwjzasU3wwYGqurnrwAJ8fQhZtv2iPBCNkSsPdvBddebLu5EbBnm1LR1asK2BPtGU73cHqdKv1XjWFtTzBgAarBiH3y4rrvQ</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 = zpub6r9yLY1XNjiQi4kYhyXRmos7YcTh2BiJZJKo83iwEhnJXut8mznNqVaWuF9AqfLaL3hBXQrTRd342MMCpdQ6dYiDB1yEwSHugjj43Q1qQqw</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6qvGkgDWQQmCafEcbhxia2G7wi9HbF23WJ5v15oKQgug7EyR3HVdWAYeZQVve7SnZ4YnhGWz4gdn8TNBxUqHtKxVjDwMadGAYMEwsrHjobN</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 = tb1qtkh4gtc7y2qurdux54kyk7z2ks9x4jad5646vj</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qqjg5lgk0nqjys9sj2ep3d6qe5zewpl8ssw9par</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 = tb1qtkh4gtc7y2qurdux54kyk7z2ks9x4jad5646vj</span>
<span class="hljs-comment">// res2: String = tb1qqjg5lgk0nqjys9sj2ep3d6qe5zewpl8ssw9par</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$$anon$3@3454d613[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@3d3e8a8e[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 35, 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(02a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(0281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429)</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(b4dab031b183f3dfe25a6805405bc9e356f09898)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(326ffcb953248109eb409a8d4a2de1f408e7871a)</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(b4dab031b183f3dfe25a6805405bc9e356f09898))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(326ffcb953248109eb409a8d4a2de1f408e7871a))</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(6b67d1f8269341086dda8cf1cfd6a58edd31b284)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(25bb8115a9313f679462148fdbcd59eb5cde3271)</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(6b67d1f8269341086dda8cf1cfd6a58edd31b284)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(25bb8115a9313f679462148fdbcd59eb5cde3271)))</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(b4dab031b183f3dfe25a6805405bc9e356f09898))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(326ffcb953248109eb409a8d4a2de1f408e7871a))),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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0)</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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6b67d1f8269341086dda8cf1cfd6a58edd31b284))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(25bb8115a9313f679462148fdbcd59eb5cde3271))),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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),10000 sats,ECPublicKey(02a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),10000 sats,ECPublicKey(0281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429))</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(63c3d7bf59146eb941f04017c125d3ad2fba1de8)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(0153c037aaca5d07c210378da24c1684ed228324)</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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),10000 sats,ECPublicKey(02a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af))),1 sats/byte,pkh(63c3d7bf59146eb941f04017c125d3ad2fba1de8))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),10000 sats,ECPublicKey(0281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429))),1 sats/byte,pkh(0153c037aaca5d07c210378da24c1684ed228324))</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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6b67d1f8269341086dda8cf1cfd6a58edd31b284)), TransactionOutput(4775 sats,pkh(63c3d7bf59146eb941f04017c125d3ad2fba1de8))),UInt32Impl(0))))</span>
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(25bb8115a9313f679462148fdbcd59eb5cde3271)), TransactionOutput(4775 sats,pkh(0153c037aaca5d07c210378da24c1684ed228324))),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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),10000 sats,ECPublicKey(02a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b4dab031b183f3dfe25a6805405bc9e356f09898))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),10000 sats,ECPublicKey(0281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(326ffcb953248109eb409a8d4a2de1f408e7871a))),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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),10000 sats,ECPublicKey(02a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b4dab031b183f3dfe25a6805405bc9e356f09898))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),10000 sats,ECPublicKey(0281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(326ffcb953248109eb409a8d4a2de1f408e7871a))),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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),P2PKHScriptSignature(ECPublicKey(02a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af), ECDigitalSignature(30440220382a2595b7f0d10e8092a0d7d20468d86ddd5d0b97a78ac30c58b67e7c8f6fef02207c4ab1855a037a8663d807d3debfbbfbc1f300ed45823e773bae9ebd7c877bce01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6b67d1f8269341086dda8cf1cfd6a58edd31b284)), TransactionOutput(4775 sats,pkh(63c3d7bf59146eb941f04017c125d3ad2fba1de8))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),P2PKHScriptSignature(ECPublicKey(0281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429), ECDigitalSignature(304402203e5892a402588ed1f5bdbccb4b68638ce6235fa1fe1c39bab325ecccf230d8fb0220745349debadc263a17add659f1d666078b543615f9f2adb28a950027a852ec0e01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(25bb8115a9313f679462148fdbcd59eb5cde3271)), TransactionOutput(4775 sats,pkh(0153c037aaca5d07c210378da24c1684ed228324))),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 = 0200000001de17200b15347fb7a377b33bca8a0abba6d7361f521679d5ad93f0861903d594000000006a4730440220382a2595b7f0d10e8092a0d7d20468d86ddd5d0b97a78ac30c58b67e7c8f6fef02207c4ab1855a037a8663d807d3debfbbfbc1f300ed45823e773bae9ebd7c877bce012102a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af000000000288130000000000001976a9146b67d1f8269341086dda8cf1cfd6a58edd31b28488aca7120000000000001976a91463c3d7bf59146eb941f04017c125d3ad2fba1de888ac00000000</span>
<span class="hljs-comment">// res4: String = 02000000015088777321d7867f86a916f8699b37d7e23de25a918ee69fb234f1d2d1bb7138000000006a47304402203e5892a402588ed1f5bdbccb4b68638ce6235fa1fe1c39bab325ecccf230d8fb0220745349debadc263a17add659f1d666078b543615f9f2adb28a950027a852ec0e01210281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429000000000288130000000000001976a91425bb8115a9313f679462148fdbcd59eb5cde327188aca7120000000000001976a9140153c037aaca5d07c210378da24c1684ed22832488ac00000000</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$$anon$3@3454d613[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@3d3e8a8e[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 35, 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(02a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(0281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429)</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(b4dab031b183f3dfe25a6805405bc9e356f09898)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(326ffcb953248109eb409a8d4a2de1f408e7871a)</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(b4dab031b183f3dfe25a6805405bc9e356f09898))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(326ffcb953248109eb409a8d4a2de1f408e7871a))</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(6b67d1f8269341086dda8cf1cfd6a58edd31b284)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(25bb8115a9313f679462148fdbcd59eb5cde3271)</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(6b67d1f8269341086dda8cf1cfd6a58edd31b284)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(25bb8115a9313f679462148fdbcd59eb5cde3271)))</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(b4dab031b183f3dfe25a6805405bc9e356f09898))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(326ffcb953248109eb409a8d4a2de1f408e7871a))),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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0)</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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6b67d1f8269341086dda8cf1cfd6a58edd31b284))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(25bb8115a9313f679462148fdbcd59eb5cde3271))),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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),10000 sats,ECPublicKey(02a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),10000 sats,ECPublicKey(0281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429))</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(63c3d7bf59146eb941f04017c125d3ad2fba1de8)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(0153c037aaca5d07c210378da24c1684ed228324)</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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),10000 sats,ECPublicKey(02a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af))),1 sats/byte,pkh(63c3d7bf59146eb941f04017c125d3ad2fba1de8))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),10000 sats,ECPublicKey(0281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429))),1 sats/byte,pkh(0153c037aaca5d07c210378da24c1684ed228324))</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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6b67d1f8269341086dda8cf1cfd6a58edd31b284)), TransactionOutput(4775 sats,pkh(63c3d7bf59146eb941f04017c125d3ad2fba1de8))),UInt32Impl(0))))</span>
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(25bb8115a9313f679462148fdbcd59eb5cde3271)), TransactionOutput(4775 sats,pkh(0153c037aaca5d07c210378da24c1684ed228324))),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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),10000 sats,ECPublicKey(02a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b4dab031b183f3dfe25a6805405bc9e356f09898))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),10000 sats,ECPublicKey(0281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(326ffcb953248109eb409a8d4a2de1f408e7871a))),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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),10000 sats,ECPublicKey(02a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b4dab031b183f3dfe25a6805405bc9e356f09898))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),10000 sats,ECPublicKey(0281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(326ffcb953248109eb409a8d4a2de1f408e7871a))),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(94d5031986f093add57916521f36d7a6bb0a8aca3bb377a3b77f34150b2017de:0),P2PKHScriptSignature(ECPublicKey(02a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af), ECDigitalSignature(30440220382a2595b7f0d10e8092a0d7d20468d86ddd5d0b97a78ac30c58b67e7c8f6fef02207c4ab1855a037a8663d807d3debfbbfbc1f300ed45823e773bae9ebd7c877bce01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6b67d1f8269341086dda8cf1cfd6a58edd31b284)), TransactionOutput(4775 sats,pkh(63c3d7bf59146eb941f04017c125d3ad2fba1de8))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(3871bbd1d2f134b29fe68e915ae23de2d7379b69f816a9867f86d72173778850:0),P2PKHScriptSignature(ECPublicKey(0281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429), ECDigitalSignature(304402203e5892a402588ed1f5bdbccb4b68638ce6235fa1fe1c39bab325ecccf230d8fb0220745349debadc263a17add659f1d666078b543615f9f2adb28a950027a852ec0e01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(25bb8115a9313f679462148fdbcd59eb5cde3271)), TransactionOutput(4775 sats,pkh(0153c037aaca5d07c210378da24c1684ed228324))),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 = 0200000001de17200b15347fb7a377b33bca8a0abba6d7361f521679d5ad93f0861903d594000000006a4730440220382a2595b7f0d10e8092a0d7d20468d86ddd5d0b97a78ac30c58b67e7c8f6fef02207c4ab1855a037a8663d807d3debfbbfbc1f300ed45823e773bae9ebd7c877bce012102a39ddc0c688e98e104099e7ec89d52dec08aa29a45ed08a18bf8cff91b9e24af000000000288130000000000001976a9146b67d1f8269341086dda8cf1cfd6a58edd31b28488aca7120000000000001976a91463c3d7bf59146eb941f04017c125d3ad2fba1de888ac00000000</span>
<span class="hljs-comment">// res4: String = 02000000015088777321d7867f86a916f8699b37d7e23de25a918ee69fb234f1d2d1bb7138000000006a47304402203e5892a402588ed1f5bdbccb4b68638ce6235fa1fe1c39bab325ecccf230d8fb0220745349debadc263a17add659f1d666078b543615f9f2adb28a950027a852ec0e01210281de63c33da57e1d511e99eaaa5370642e88c627039aa99f1d2f472e55802429000000000288130000000000001976a91425bb8115a9313f679462148fdbcd59eb5cde327188aca7120000000000001976a9140153c037aaca5d07c210378da24c1684ed22832488ac00000000</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(30440220433998bd1fc60b849b7946f8dfb119204a0e0ce9dba14e7a4d63e9a6460ebd7102201385d3979dca591b235222373f977784338dfafdd9d80af306d96356c3baa26f)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3044022007410cd03c1bf395c95aeb25cc3443e274433298c6d03585ccd17fb88178136a022057a83109c73ac9ef6094c0dd4c6633adee6530833e585a6cb4956966c8c0bef9)</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(30440220410dbcc4e07e21df3128291070fadb8b1c6c687596632c3a9260f00f6a363ed602206b01504592528bf417f28c753ffeb3e7a38227a81adcdc81d78b8ba566fa764a)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(30440220371df62ab3fa33254f2c11f15de865879c187f458d372e506de335ca17a9b4720220153e8221758e02ee806d5d2088856f28b1d81d2e2bb03c61a3256c42c95a2b80)</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(30440220433998bd1fc60b849b7946f8dfb119204a0e0ce9dba14e7a4d63e9a6460ebd7102201385d3979dca591b235222373f977784338dfafdd9d80af306d96356c3baa26f)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3044022007410cd03c1bf395c95aeb25cc3443e274433298c6d03585ccd17fb88178136a022057a83109c73ac9ef6094c0dd4c6633adee6530833e585a6cb4956966c8c0bef9)</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(30440220410dbcc4e07e21df3128291070fadb8b1c6c687596632c3a9260f00f6a363ed602206b01504592528bf417f28c753ffeb3e7a38227a81adcdc81d78b8ba566fa764a)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(30440220371df62ab3fa33254f2c11f15de865879c187f458d372e506de335ca17a9b4720220153e8221758e02ee806d5d2088856f28b1d81d2e2bb03c61a3256c42c95a2b80)</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+181-70d014f7-SNAPSHOT</code>.</p>
recent snapshot published is <code>0.4.0+182-b5d62161-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+181-70d014f7-SNAPSHOT</code>.</p>
recent snapshot published is <code>0.4.0+182-b5d62161-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, 0x5546c852e26c42486c0172e67b6160db976d0848890cecb1e327fa29b270ad07)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xfbd77c1d9b11c728537d03e5d78dfba3e452a6e8651eec9890364ee5dd01e187)</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(fetch, curve, believe, shadow, service, category, quote, comic, toy, swallow, flag, rescue, item, loud, captain, canoe, uncover, monitor, size, violin, open, debate, reduce, upset)</span>
<span class="hljs-comment">// Vector(wink, room, alter, curtain, broccoli, neither, evil, parrot, total, round, leave, elephant, early, fat, pave, phrase, uncle, setup, assault, oven, fruit, liberty, maid, web)</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-example5035385992010007600/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example4454821905671366515/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-example5035385992010007600/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example4454821905671366515/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@46000811)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@5ea758aa)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYuBT1YJ4iaBxs5ajJwaeacAtSWGdSguGtf7CVBjKrBv1kKKsoDTz6RYLxDWQQPAhc8n7f9exfE1uu1NDrX6opN9rCSqb92y</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZsWpFbELvgBDZEv6ukjPxe8dZ4pCp9kTAhF6mKiYzpPhm43NV96bpukQ2L8wYZen6JPrLfk86KPo2xB5pkqPMPuC8hjb9Au</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeYuBT1YJ4iaBxs5ajJwaeacAtSWGdSguGtf7CVBjKrBv1kKKsoDTz6RYLxDWQQPAhc8n7f9exfE1uu1NDrX6opN9rCSqb92y</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeZsWpFbELvgBDZEv6ukjPxe8dZ4pCp9kTAhF6mKiYzpPhm43NV96bpukQ2L8wYZen6JPrLfk86KPo2xB5pkqPMPuC8hjb9Au</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-example5035385992010007600/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example4454821905671366515/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@2f637adc</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@26de192c</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZx5wvLySZYvZyYxAX5RYeF4Fma5rAxiQo74N7VpPaLSYZq9ADnr5fiz1Zx7teF2au9HENXwK1rAkKNN9vCANkuGQRkhFirb4</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZy4HHb2Nqm2ZEF7VtgEhPd6DWgePkLBFyP6W1mxNoV52FqssiUmiHTUDd2EXBPD4ydSr7DTQBHG8CWJxnAQ7LSJ9mgvRutB8</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZx5wvLySZYvZyYxAX5RYeF4Fma5rAxiQo74N7VpPaLSYZq9ADnr5fiz1Zx7teF2au9HENXwK1rAkKNN9vCANkuGQRkhFirb4</span>
<span class="hljs-comment">// zpub6jftahH18ngZy4HHb2Nqm2ZEF7VtgEhPd6DWgePkLBFyP6W1mxNoV52FqssiUmiHTUDd2EXBPD4ydSr7DTQBHG8CWJxnAQ7LSJ9mgvRutB8</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, 0x5546c852e26c42486c0172e67b6160db976d0848890cecb1e327fa29b270ad07)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xfbd77c1d9b11c728537d03e5d78dfba3e452a6e8651eec9890364ee5dd01e187)</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(fetch, curve, believe, shadow, service, category, quote, comic, toy, swallow, flag, rescue, item, loud, captain, canoe, uncover, monitor, size, violin, open, debate, reduce, upset)</span>
<span class="hljs-comment">// Vector(wink, room, alter, curtain, broccoli, neither, evil, parrot, total, round, leave, elephant, early, fat, pave, phrase, uncle, setup, assault, oven, fruit, liberty, maid, web)</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-example5035385992010007600/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example4454821905671366515/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-example5035385992010007600/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example4454821905671366515/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@46000811)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@5ea758aa)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYuBT1YJ4iaBxs5ajJwaeacAtSWGdSguGtf7CVBjKrBv1kKKsoDTz6RYLxDWQQPAhc8n7f9exfE1uu1NDrX6opN9rCSqb92y</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZsWpFbELvgBDZEv6ukjPxe8dZ4pCp9kTAhF6mKiYzpPhm43NV96bpukQ2L8wYZen6JPrLfk86KPo2xB5pkqPMPuC8hjb9Au</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeYuBT1YJ4iaBxs5ajJwaeacAtSWGdSguGtf7CVBjKrBv1kKKsoDTz6RYLxDWQQPAhc8n7f9exfE1uu1NDrX6opN9rCSqb92y</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeZsWpFbELvgBDZEv6ukjPxe8dZ4pCp9kTAhF6mKiYzpPhm43NV96bpukQ2L8wYZen6JPrLfk86KPo2xB5pkqPMPuC8hjb9Au</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-example5035385992010007600/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example4454821905671366515/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@2f637adc</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@26de192c</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZx5wvLySZYvZyYxAX5RYeF4Fma5rAxiQo74N7VpPaLSYZq9ADnr5fiz1Zx7teF2au9HENXwK1rAkKNN9vCANkuGQRkhFirb4</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZy4HHb2Nqm2ZEF7VtgEhPd6DWgePkLBFyP6W1mxNoV52FqssiUmiHTUDd2EXBPD4ydSr7DTQBHG8CWJxnAQ7LSJ9mgvRutB8</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZx5wvLySZYvZyYxAX5RYeF4Fma5rAxiQo74N7VpPaLSYZq9ADnr5fiz1Zx7teF2au9HENXwK1rAkKNN9vCANkuGQRkhFirb4</span>
<span class="hljs-comment">// zpub6jftahH18ngZy4HHb2Nqm2ZEF7VtgEhPd6DWgePkLBFyP6W1mxNoV52FqssiUmiHTUDd2EXBPD4ydSr7DTQBHG8CWJxnAQ7LSJ9mgvRutB8</span>
</code></pre>
<p>Which gives us something that looks like this</p>
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>

7
docs/next/secp256k1/jni-modify.html
View file

@ -301,7 +301,12 @@ make<span class="hljs-built_in"> check
<p>You should then be able to build <code>libsecp256k1</code> with the following:</p>
<pre><code class="hljs css language-bashrc"><span class="hljs-keyword">echo</span> <span class="hljs-string">&quot;LDFLAGS = -no-undefined&quot;</span> &gt;&gt; Makefile.am
<span class="hljs-string">./configure</span> <span class="hljs-params">--host=x86_64-w64-mingw32</span> <span class="hljs-params">--enable-experimental</span> <span class="hljs-params">--enable-module_ecdh</span> <span class="hljs-params">--enable-jni</span> &amp;&amp; make clean &amp;&amp; make CFLAGS=<span class="hljs-string">&quot;-std=c99&quot;</span>
</code></pre></li>
</code></pre>
<p>There may be some errors that can be ignored:</p>
<ul>
<li><code>Could not determine the host path corresponding to</code></li>
<li><code>redeclared without dllimport attribute: previous dllimport ignored</code></li>
</ul></li>
<li><p>Copy binaries into bitcoin-s natives for your system</p>
<p>You have now built the C binaries for your JNI bindings for your operating system and you should now find your operating system's directory in <code>bitcoin-s/secp256k1jni/natives</code> and replace its contents with the contents of <code>secp256k1/.libs</code> (which contains the compiled binaries).</p></li>
<li><p>Run <code>secp256k1jni</code> tests</p>

7
docs/next/secp256k1/jni-modify/index.html
View file

@ -301,7 +301,12 @@ make<span class="hljs-built_in"> check
<p>You should then be able to build <code>libsecp256k1</code> with the following:</p>
<pre><code class="hljs css language-bashrc"><span class="hljs-keyword">echo</span> <span class="hljs-string">&quot;LDFLAGS = -no-undefined&quot;</span> &gt;&gt; Makefile.am
<span class="hljs-string">./configure</span> <span class="hljs-params">--host=x86_64-w64-mingw32</span> <span class="hljs-params">--enable-experimental</span> <span class="hljs-params">--enable-module_ecdh</span> <span class="hljs-params">--enable-jni</span> &amp;&amp; make clean &amp;&amp; make CFLAGS=<span class="hljs-string">&quot;-std=c99&quot;</span>
</code></pre></li>
</code></pre>
<p>There may be some errors that can be ignored:</p>
<ul>
<li><code>Could not determine the host path corresponding to</code></li>
<li><code>redeclared without dllimport attribute: previous dllimport ignored</code></li>
</ul></li>
<li><p>Copy binaries into bitcoin-s natives for your system</p>
<p>You have now built the C binaries for your JNI bindings for your operating system and you should now find your operating system's directory in <code>bitcoin-s/secp256k1jni/natives</code> and replace its contents with the contents of <code>secp256k1/.libs</code> (which contains the compiled binaries).</p></li>
<li><p>Run <code>secp256k1jni</code> tests</p>

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(03725837c4aa32103074d94367a6100f3df6d8b112d13459fb3d4ced6a0811bb04)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(02a6570dd06e852543d3ca708fb63d54e76a7c2e0ab49602a209389f7ee273dda4)</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(3045022100955851c854c0da89ce772e48d0a576fa4474163e39cc7dfc6c4ac794691401730220588ead653aa0380abceb9d3a994e4e3b840517602e25013df6d15951be491493)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(304402201b078311cb26e5deae74cf5fa5b4c22e9b4366f421a93b6e2f7f12fd2bdfcd8f0220118730e73fd370efdbeb2cc8ab9995da05e7ba344e312bebf4a665734d68bad6)</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(03725837c4aa32103074d94367a6100f3df6d8b112d13459fb3d4ced6a0811bb04)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(02a6570dd06e852543d3ca708fb63d54e76a7c2e0ab49602a209389f7ee273dda4)</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(3045022100955851c854c0da89ce772e48d0a576fa4474163e39cc7dfc6c4ac794691401730220588ead653aa0380abceb9d3a994e4e3b840517602e25013df6d15951be491493)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(304402201b078311cb26e5deae74cf5fa5b4c22e9b4366f421a93b6e2f7f12fd2bdfcd8f0220118730e73fd370efdbeb2cc8ab9995da05e7ba344e312bebf4a665734d68bad6)</span>
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
<span class="hljs-comment">// verified: Boolean = true</span>