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docs/next/core/addresses.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(ECPrivateKey)</span>
<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(02632fdaec961896fd6c8ebde5832afaf10b9043524a754a4c67757b8c36926af9)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(020807269c2b5105bc586523bb7a5267d15569a9e585a47c80f0b0c494852ce27b)</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 = tb1qrqheuh44vhwxmvadh44vvkcfhdhlh6ewnmyz93</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qxvem7fdhunwq0tt8aghqnq42sxt8ggrtt26tuc</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1qrqheuh44vhwxmvadh44vvkcfhdhlh6ewnmyz93</span>
<span class="hljs-comment">// tb1qxvem7fdhunwq0tt8aghqnq42sxt8ggrtt26tuc</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're reusing the same private/public key pair</span>
<span class="hljs-comment">// from before. don'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 = mhiqZFx1xhMVk6rAYbsFSqR9ep5VPmLZs4</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mkBgkFyV1thC652LLKup2zqNN79i8YgmTF</span>
println(legacyAddress.toString)
<span class="hljs-comment">// mhiqZFx1xhMVk6rAYbsFSqR9ep5VPmLZs4</span>
<span class="hljs-comment">// mkBgkFyV1thC652LLKup2zqNN79i8YgmTF</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 © 2022 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) {

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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(ECPrivateKey)</span>
<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(02632fdaec961896fd6c8ebde5832afaf10b9043524a754a4c67757b8c36926af9)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(020807269c2b5105bc586523bb7a5267d15569a9e585a47c80f0b0c494852ce27b)</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 = tb1qrqheuh44vhwxmvadh44vvkcfhdhlh6ewnmyz93</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qxvem7fdhunwq0tt8aghqnq42sxt8ggrtt26tuc</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1qrqheuh44vhwxmvadh44vvkcfhdhlh6ewnmyz93</span>
<span class="hljs-comment">// tb1qxvem7fdhunwq0tt8aghqnq42sxt8ggrtt26tuc</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're reusing the same private/public key pair</span>
<span class="hljs-comment">// from before. don'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 = mhiqZFx1xhMVk6rAYbsFSqR9ep5VPmLZs4</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mkBgkFyV1thC652LLKup2zqNN79i8YgmTF</span>
println(legacyAddress.toString)
<span class="hljs-comment">// mhiqZFx1xhMVk6rAYbsFSqR9ep5VPmLZs4</span>
<span class="hljs-comment">// mkBgkFyV1thC652LLKup2zqNN79i8YgmTF</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 © 2022 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>
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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, 0x5736928ff3552c799a15c811f1a1266bbca13d8da6bc3571a8cd6e663c85b18f)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x4dac7a37336462594a539a110dacbaf468854804570211f8f4473d5acfb93be2)</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(fire, region, physical, trade, fan, devote, hair, ribbon, ball, minimum, end, student, skate, paddle, custom, stuff, cube, minute, crew, system, glow, drift, shiver, tobacco) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(ethics, glow, miss, grocery, economy, coach, citizen, infant, baby, hope, concert, trip, marriage, piano, bacon, theory, ball, sibling, balcony, kingdom, provide, symptom, usage, employ) // 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 = zpub6jftahH18ngZy2rMMmNLhmvVDoHSbjzjfCeTKCGUQtgniD2EyGwShQgR5e1jL5efiVQAEhWNLBQAYFhfeHZRfokJgER1po9y89xaztJJq1s</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxDv5x77jzwKKG8TnqZEpU9xgpsnT1vPE6oPe4givnWfpVYFMWnfbFXthbUg7m9yKv9Q8toTAYeU7pbXzQh8oWPbYtvKQASi</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 = zpub6rFhYDbyTNR9ZT9gFiYeuZZqe9wHvnMYJqQHC4nhWja8HuGPuZo6cDdcVZLfutgXK31ioWTjyAYmf1o1oCpUXiwzu56odCdv9L5vGQ3onsJ</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6s8pGYFtHF33nchKUmtv13nd6VZRmjk5SiupJBF6Trr5xUpfJjWZK8d2GQUQoUqB28BnHG591LWojGZ84hxjKkxySww26TzLJWZnkzbSrhJ</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 = tb1qx6sxrrm8s35wt8gepjyxr8guh8w00x0a97nvuj</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qfwu8eccctn5x7u8cwagnxq6we3uszgm9z8tw8p</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 = tb1qx6sxrrm8s35wt8gepjyxr8guh8w00x0a97nvuj</span>
<span class="hljs-comment">// res2: String = tb1qfwu8eccctn5x7u8cwagnxq6we3uszgm9z8tw8p</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>

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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, 0x5736928ff3552c799a15c811f1a1266bbca13d8da6bc3571a8cd6e663c85b18f)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x4dac7a37336462594a539a110dacbaf468854804570211f8f4473d5acfb93be2)</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(fire, region, physical, trade, fan, devote, hair, ribbon, ball, minimum, end, student, skate, paddle, custom, stuff, cube, minute, crew, system, glow, drift, shiver, tobacco) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(ethics, glow, miss, grocery, economy, coach, citizen, infant, baby, hope, concert, trip, marriage, piano, bacon, theory, ball, sibling, balcony, kingdom, provide, symptom, usage, employ) // 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 = zpub6jftahH18ngZy2rMMmNLhmvVDoHSbjzjfCeTKCGUQtgniD2EyGwShQgR5e1jL5efiVQAEhWNLBQAYFhfeHZRfokJgER1po9y89xaztJJq1s</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxDv5x77jzwKKG8TnqZEpU9xgpsnT1vPE6oPe4givnWfpVYFMWnfbFXthbUg7m9yKv9Q8toTAYeU7pbXzQh8oWPbYtvKQASi</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 = zpub6rFhYDbyTNR9ZT9gFiYeuZZqe9wHvnMYJqQHC4nhWja8HuGPuZo6cDdcVZLfutgXK31ioWTjyAYmf1o1oCpUXiwzu56odCdv9L5vGQ3onsJ</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6s8pGYFtHF33nchKUmtv13nd6VZRmjk5SiupJBF6Trr5xUpfJjWZK8d2GQUQoUqB28BnHG591LWojGZ84hxjKkxySww26TzLJWZnkzbSrhJ</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 = tb1qx6sxrrm8s35wt8gepjyxr8guh8w00x0a97nvuj</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qfwu8eccctn5x7u8cwagnxq6we3uszgm9z8tw8p</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 = tb1qx6sxrrm8s35wt8gepjyxr8guh8w00x0a97nvuj</span>
<span class="hljs-comment">// res2: String = tb1qfwu8eccctn5x7u8cwagnxq6we3uszgm9z8tw8p</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>

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@ -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$$anon$3@1db99cfc[Running, parallelism = 2, size = 0, active = 0, running = 0, steals = 0, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@7a52e4a3[Running, parallelism = 2, size = 0, active = 0, running = 0, steals = 0, 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(ECPrivateKey)</span>
<span class="hljs-keyword">val</span> pubKey = privKey.publicKey
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(0329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e)</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(b09c48b62a556ca1b4f118e5c1974ecc125fbb9c)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(13f5da4452645154733e9325bae4574d72575a6e)</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(b09c48b62a556ca1b4f118e5c1974ecc125fbb9c))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(13f5da4452645154733e9325bae4574d72575a6e))</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(f4d8423fe735b8d59216c8d4b583712f08878e24)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(e2052a9f7b44ccf86de0bc94ac3a59fdc181bdc0)</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(f4d8423fe735b8d59216c8d4b583712f08878e24)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(e2052a9f7b44ccf86de0bc94ac3a59fdc181bdc0)))</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(b09c48b62a556ca1b4f118e5c1974ecc125fbb9c))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(13f5da4452645154733e9325bae4574d72575a6e))),UInt32Impl(0))</span>
<span class="hljs-comment">// this is the information we need from the crediting TX</span>
<span class="hljs-comment">// to properly "link" it in the transaction we are creating</span>
<span class="hljs-keyword">val</span> outPoint = <span class="hljs-type">TransactionOutPoint</span>(creditingTx.txId, <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0)</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(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),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(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(f4d8423fe735b8d59216c8d4b583712f08878e24))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(e2052a9f7b44ccf86de0bc94ac3a59fdc181bdc0))),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(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),10000 sats,ECPublicKey(027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),10000 sats,ECPublicKey(0329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e))</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(ECPrivateKey)</span>
<span class="hljs-keyword">val</span> changeSPK = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = changePrivKey.publicKey)
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(0c9d7527f168c09cfa315adff0d2bdb27279a513)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(4c1be2258a23bc9ecd12dd42120f7c663776830d)</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(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),10000 sats,ECPublicKey(027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c))),1 sats/byte,pkh(0c9d7527f168c09cfa315adff0d2bdb27279a513))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),10000 sats,ECPublicKey(0329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e))),1 sats/byte,pkh(4c1be2258a23bc9ecd12dd42120f7c663776830d))</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> unsignedTx: <span class="hljs-type">Transaction</span> = finalizer.buildTx(builderResult)
<span class="hljs-comment">// unsignedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(f4d8423fe735b8d59216c8d4b583712f08878e24)), TransactionOutput(4775 sats,pkh(0c9d7527f168c09cfa315adff0d2bdb27279a513))),UInt32Impl(0))</span>
<span class="hljs-comment">// unsignedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(e2052a9f7b44ccf86de0bc94ac3a59fdc181bdc0)), TransactionOutput(4775 sats,pkh(4c1be2258a23bc9ecd12dd42120f7c663776830d))),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(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),10000 sats,ECPublicKey(027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b09c48b62a556ca1b4f118e5c1974ecc125fbb9c))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(1))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),10000 sats,ECPublicKey(0329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(13f5da4452645154733e9325bae4574d72575a6e))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(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(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),10000 sats,ECPublicKey(027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b09c48b62a556ca1b4f118e5c1974ecc125fbb9c))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(1)))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),10000 sats,ECPublicKey(0329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(13f5da4452645154733e9325bae4574d72575a6e))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(1)))</span>
<span class="hljs-comment">// Yay! Now we use the RawTxSigner object to sign the tx.</span>
<span class="hljs-comment">// The 'sign' method is going produce a validly signed transaction</span>
@ -197,7 +197,7 @@ builder += input
utxoInfos = utxoInfos,
expectedFeeRate = feeRate
)
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),P2PKHScriptSignature(ECPublicKeyBytes(ByteVector(33 bytes, 0x027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c)), ECDigitalSignature(3044022051cd3a9d1c8129b96e462e6997565efb88e0397687fea54fcdb96fac62c217f302206d8ec7e2cd2ad904f15ceca3202c576c7e727bb15dbb814fb759c932098966f501)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(f4d8423fe735b8d59216c8d4b583712f08878e24)), TransactionOutput(4775 sats,pkh(0c9d7527f168c09cfa315adff0d2bdb27279a513))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),P2PKHScriptSignature(ECPublicKeyBytes(ByteVector(33 bytes, 0x0329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e)), ECDigitalSignature(3044022021794813b6acc27ecb736759e4616f83696711aaf1feb19e1141fd63f9abc92102207543395122d8be743bc48493a6be493ea6832e1d29b27d676878ec0feb51924701)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(e2052a9f7b44ccf86de0bc94ac3a59fdc181bdc0)), TransactionOutput(4775 sats,pkh(4c1be2258a23bc9ecd12dd42120f7c663776830d))),UInt32Impl(0))</span>
</code></pre>
<pre><code class="hljs css language-scala">signedTx.inputs.length
<span class="hljs-comment">// res2: Int = 1</span>
@ -207,7 +207,7 @@ 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 = 0200000001f463abcb1f0c8e9a8473cfa7cb61ba733231113fb6353c276b666f98dbb1b46a000000006a473044022051cd3a9d1c8129b96e462e6997565efb88e0397687fea54fcdb96fac62c217f302206d8ec7e2cd2ad904f15ceca3202c576c7e727bb15dbb814fb759c932098966f50121027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c000000000288130000000000001976a914f4d8423fe735b8d59216c8d4b583712f08878e2488aca7120000000000001976a9140c9d7527f168c09cfa315adff0d2bdb27279a51388ac00000000</span>
<span class="hljs-comment">// res4: String = 0200000001236a9ca01150ace9db8baa42a71beff10676551385133ca36e0522d0a09ef0cd000000006a473044022021794813b6acc27ecb736759e4616f83696711aaf1feb19e1141fd63f9abc92102207543395122d8be743bc48493a6be493ea6832e1d29b27d676878ec0feb51924701210329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e000000000288130000000000001976a914e2052a9f7b44ccf86de0bc94ac3a59fdc181bdc088aca7120000000000001976a9144c1be2258a23bc9ecd12dd42120f7c663776830d88ac00000000</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$$anon$3@1db99cfc[Running, parallelism = 2, size = 0, active = 0, running = 0, steals = 0, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@7a52e4a3[Running, parallelism = 2, size = 0, active = 0, running = 0, steals = 0, 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(ECPrivateKey)</span>
<span class="hljs-keyword">val</span> pubKey = privKey.publicKey
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(0329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e)</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(b09c48b62a556ca1b4f118e5c1974ecc125fbb9c)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(13f5da4452645154733e9325bae4574d72575a6e)</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(b09c48b62a556ca1b4f118e5c1974ecc125fbb9c))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(13f5da4452645154733e9325bae4574d72575a6e))</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(f4d8423fe735b8d59216c8d4b583712f08878e24)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(e2052a9f7b44ccf86de0bc94ac3a59fdc181bdc0)</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(f4d8423fe735b8d59216c8d4b583712f08878e24)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(e2052a9f7b44ccf86de0bc94ac3a59fdc181bdc0)))</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(b09c48b62a556ca1b4f118e5c1974ecc125fbb9c))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(13f5da4452645154733e9325bae4574d72575a6e))),UInt32Impl(0))</span>
<span class="hljs-comment">// this is the information we need from the crediting TX</span>
<span class="hljs-comment">// to properly "link" it in the transaction we are creating</span>
<span class="hljs-keyword">val</span> outPoint = <span class="hljs-type">TransactionOutPoint</span>(creditingTx.txId, <span class="hljs-type">UInt32</span>.zero)
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0)</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(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),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(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(f4d8423fe735b8d59216c8d4b583712f08878e24))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(e2052a9f7b44ccf86de0bc94ac3a59fdc181bdc0))),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(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),10000 sats,ECPublicKey(027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),10000 sats,ECPublicKey(0329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e))</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(ECPrivateKey)</span>
<span class="hljs-keyword">val</span> changeSPK = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = changePrivKey.publicKey)
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(0c9d7527f168c09cfa315adff0d2bdb27279a513)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(4c1be2258a23bc9ecd12dd42120f7c663776830d)</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(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),10000 sats,ECPublicKey(027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c))),1 sats/byte,pkh(0c9d7527f168c09cfa315adff0d2bdb27279a513))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),10000 sats,ECPublicKey(0329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e))),1 sats/byte,pkh(4c1be2258a23bc9ecd12dd42120f7c663776830d))</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> unsignedTx: <span class="hljs-type">Transaction</span> = finalizer.buildTx(builderResult)
<span class="hljs-comment">// unsignedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(f4d8423fe735b8d59216c8d4b583712f08878e24)), TransactionOutput(4775 sats,pkh(0c9d7527f168c09cfa315adff0d2bdb27279a513))),UInt32Impl(0))</span>
<span class="hljs-comment">// unsignedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(e2052a9f7b44ccf86de0bc94ac3a59fdc181bdc0)), TransactionOutput(4775 sats,pkh(4c1be2258a23bc9ecd12dd42120f7c663776830d))),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(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),10000 sats,ECPublicKey(027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b09c48b62a556ca1b4f118e5c1974ecc125fbb9c))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(1))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),10000 sats,ECPublicKey(0329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(13f5da4452645154733e9325bae4574d72575a6e))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(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(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),10000 sats,ECPublicKey(027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(b09c48b62a556ca1b4f118e5c1974ecc125fbb9c))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(1)))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),10000 sats,ECPublicKey(0329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(13f5da4452645154733e9325bae4574d72575a6e))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(1)))</span>
<span class="hljs-comment">// Yay! Now we use the RawTxSigner object to sign the tx.</span>
<span class="hljs-comment">// The 'sign' method is going produce a validly signed transaction</span>
@ -197,7 +197,7 @@ builder += input
utxoInfos = utxoInfos,
expectedFeeRate = feeRate
)
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(6ab4b1db986f666b273c35b63f11313273ba61cba7cf73849a8e0c1fcbab63f4:0),P2PKHScriptSignature(ECPublicKeyBytes(ByteVector(33 bytes, 0x027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c)), ECDigitalSignature(3044022051cd3a9d1c8129b96e462e6997565efb88e0397687fea54fcdb96fac62c217f302206d8ec7e2cd2ad904f15ceca3202c576c7e727bb15dbb814fb759c932098966f501)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(f4d8423fe735b8d59216c8d4b583712f08878e24)), TransactionOutput(4775 sats,pkh(0c9d7527f168c09cfa315adff0d2bdb27279a513))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(cdf09ea0d022056ea33c138513557606f1ef1ba742aa8bdbe9ac5011a09c6a23:0),P2PKHScriptSignature(ECPublicKeyBytes(ByteVector(33 bytes, 0x0329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e)), ECDigitalSignature(3044022021794813b6acc27ecb736759e4616f83696711aaf1feb19e1141fd63f9abc92102207543395122d8be743bc48493a6be493ea6832e1d29b27d676878ec0feb51924701)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(e2052a9f7b44ccf86de0bc94ac3a59fdc181bdc0)), TransactionOutput(4775 sats,pkh(4c1be2258a23bc9ecd12dd42120f7c663776830d))),UInt32Impl(0))</span>
</code></pre>
<pre><code class="hljs css language-scala">signedTx.inputs.length
<span class="hljs-comment">// res2: Int = 1</span>
@ -207,7 +207,7 @@ 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 = 0200000001f463abcb1f0c8e9a8473cfa7cb61ba733231113fb6353c276b666f98dbb1b46a000000006a473044022051cd3a9d1c8129b96e462e6997565efb88e0397687fea54fcdb96fac62c217f302206d8ec7e2cd2ad904f15ceca3202c576c7e727bb15dbb814fb759c932098966f50121027e6b6b419ab83bc05a2b589b8a40c4fc0555b80d78769791372405481e04d93c000000000288130000000000001976a914f4d8423fe735b8d59216c8d4b583712f08878e2488aca7120000000000001976a9140c9d7527f168c09cfa315adff0d2bdb27279a51388ac00000000</span>
<span class="hljs-comment">// res4: String = 0200000001236a9ca01150ace9db8baa42a71beff10676551385133ca36e0522d0a09ef0cd000000006a473044022021794813b6acc27ecb736759e4616f83696711aaf1feb19e1141fd63f9abc92102207543395122d8be743bc48493a6be493ea6832e1d29b27d676878ec0feb51924701210329ffb1370ae36fd3e7bc7f93effa5e22434be58e647b3bc5acdb1502984e890e000000000288130000000000001976a914e2052a9f7b44ccf86de0bc94ac3a59fdc181bdc088aca7120000000000001976a9144c1be2258a23bc9ecd12dd42120f7c663776830d88ac00000000</span>
</code></pre>
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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(3045022100a8a809203c16d96a07d437ed5193626c7340af14099f6b1e741152bd26ac8cc7022007bc549c8f2c052d07059996cd2d410e33105b3a9449d0422b587aaaeb8af8a0)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100d98694b10fe075335f068502782b1c270c9cd1424be92f465e16bccfd879a48c0220544deca4ca1d3ea2dfaee6d41be90f0f6bade7a310fad42d7c5ebf2c87163687)</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(304402206ea1375801b7bb5e858d37d2dc6afeb09dad7c536de2c350399d62800f6092d6022033f1d763a8bb5f837d829c218a9fea4eebee61241e341e53952ce812fa7acb3c)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(30450221008fd6dc2545804f0aa30e8d917ca5fa0667ce4bc908bacaaa2c7209d64fd4b1560220265f765896c943d91f9aa512a6504c4be021834c86b84fc992220da3d77ff86a)</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(3045022100a8a809203c16d96a07d437ed5193626c7340af14099f6b1e741152bd26ac8cc7022007bc549c8f2c052d07059996cd2d410e33105b3a9449d0422b587aaaeb8af8a0)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100d98694b10fe075335f068502782b1c270c9cd1424be92f465e16bccfd879a48c0220544deca4ca1d3ea2dfaee6d41be90f0f6bade7a310fad42d7c5ebf2c87163687)</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(304402206ea1375801b7bb5e858d37d2dc6afeb09dad7c536de2c350399d62800f6092d6022033f1d763a8bb5f837d829c218a9fea4eebee61241e341e53952ce812fa7acb3c)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(30450221008fd6dc2545804f0aa30e8d917ca5fa0667ce4bc908bacaaa2c7209d64fd4b1560220265f765896c943d91f9aa512a6504c4be021834c86b84fc992220da3d77ff86a)</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

@ -130,7 +130,7 @@ libraryDependencies += <span class="hljs-string">"org.bitcoin-s"</span> %% <span
<h3><a class="anchor" aria-hidden="true" id="nightly-builds"></a><a href="#nightly-builds" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Nightly builds</h3>
<p>You can also run on the bleeding edge of Bitcoin-S, by
adding a snapshot build to your <code>build.sbt</code>. The most
recent snapshot published is <code>1.9.2-193-b514e812-SNAPSHOT</code>.</p>
recent snapshot published is <code>1.9.2-194-969333c9-SNAPSHOT</code>.</p>
<p>To fetch snapshots, you will need to add the correct
resolver in your <code>build.sbt</code>:</p>
<pre><code class="hljs css language-sbt">resolvers += Resolver.sonatypeRepo(<span class="hljs-string">"snapshots"</span>)

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

@ -130,7 +130,7 @@ libraryDependencies += <span class="hljs-string">"org.bitcoin-s"</span> %% <span
<h3><a class="anchor" aria-hidden="true" id="nightly-builds"></a><a href="#nightly-builds" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Nightly builds</h3>
<p>You can also run on the bleeding edge of Bitcoin-S, by
adding a snapshot build to your <code>build.sbt</code>. The most
recent snapshot published is <code>1.9.2-193-b514e812-SNAPSHOT</code>.</p>
recent snapshot published is <code>1.9.2-194-969333c9-SNAPSHOT</code>.</p>
<p>To fetch snapshots, you will need to add the correct
resolver in your <code>build.sbt</code>:</p>
<pre><code class="hljs css language-sbt">resolvers += Resolver.sonatypeRepo(<span class="hljs-string">"snapshots"</span>)

22
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View file

@ -77,14 +77,14 @@
<span class="hljs-comment">//get 256 bits of random entropy</span>
<span class="hljs-keyword">val</span> entropy = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x0aeecd505f1958b342571af68ec1e9b9e8abc8ae17450f70f8b06f7d2b188b97)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x033fe2fc2d4b5365acadb5b9070c993336449505a10ad8acce863839ebd76caa)</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(april, island, favorite, sail, night, fluid, announce, today, walk, invite, kidney, inherit, melt, tone, reunion, trim, author, march, clown, ten, sport, middle, comic, web)</span>
<span class="hljs-comment">// Vector(add, yellow, sample, fold, release, ready, razor, repeat, ribbon, debris, chaos, grid, gold, enhance, bird, candy, suffer, grid, pave, idea, pact, two, razor, elbow)</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 'key-manager-example` that will</span>
<span class="hljs-comment">//have a file in it called "encrypted-bitcoin-s-seed.json"</span>
<span class="hljs-keyword">val</span> seedPath = <span class="hljs-type">Files</span>.createTempDirectory(<span class="hljs-string">"key-manager-example"</span>).resolve(<span class="hljs-type">WalletStorage</span>.<span class="hljs-type">ENCRYPTED_SEED_FILE_NAME</span>)
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example8769565048007929547/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example14120271562884512638/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">//let's create a native segwit key manager</span>
<span class="hljs-keyword">val</span> purpose = <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>
@ -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-example8769565048007929547/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example14120271562884512638/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
<span class="hljs-keyword">val</span> aesPasswordOpt = <span class="hljs-type">Some</span>(<span class="hljs-type">AesPassword</span>.fromString(<span class="hljs-string">"password"</span>))
<span class="hljs-comment">// aesPasswordOpt: Some[AesPassword] = Some(Masked(AesPassword))</span>
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(aesPasswordOpt, mnemonic, <span class="hljs-type">None</span>, kmParams)
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@31d0ffef)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@5a533a67)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZFpY68oRADoKfJNG97vxTjSLzPiCiRkhXVsWNmSqSwNDBi3P1jKAuHFMqGy7Pzq8DsstVEhPxzztzhgQLpzhCRcB4oxpN1N</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYcE35vadJK4ML2iCHPkKCJZFm8cdaZJG4Bi72bEAKde7mrd7ZfdwThhgrkrubKCyyUDLt2eEcrhBQqNnAcEYuT9NN1zkR9y</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeZFpY68oRADoKfJNG97vxTjSLzPiCiRkhXVsWNmSqSwNDBi3P1jKAuHFMqGy7Pzq8DsstVEhPxzztzhgQLpzhCRcB4oxpN1N</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeYcE35vadJK4ML2iCHPkKCJZFm8cdaZJG4Bi72bEAKde7mrd7ZfdwThhgrkrubKCyyUDLt2eEcrhBQqNnAcEYuT9NN1zkR9y</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'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-example8769565048007929547/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example14120271562884512638/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
<span class="hljs-comment">//we do not need to all `initializeWithMnemonic()` again as we have saved the seed to dis</span>
<span class="hljs-keyword">val</span> mainnetKeyManager = <span class="hljs-type">BIP39KeyManager</span>.fromMnemonic(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now, <span class="hljs-literal">false</span>)
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@356e99e5</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@1599d2ee</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZxSb1RZwuzaBLMAx3ubtx8BXE7yHkETGDju8RPQ75wBzmGXsj1MvrXqiaqBMMEeFKm2L9N2MT9wjJU4U6gUGeHKrkd8HmKW7</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwnzWRMj88fSN1uHz3siJrke8tiCB6aonGay23DtQotGfrgTTZJFd6GAurfF9RxdBWcfbkpJHooRatCAUWFWVzMPwvJjoqVY</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZxSb1RZwuzaBLMAx3ubtx8BXE7yHkETGDju8RPQ75wBzmGXsj1MvrXqiaqBMMEeFKm2L9N2MT9wjJU4U6gUGeHKrkd8HmKW7</span>
<span class="hljs-comment">// zpub6jftahH18ngZwnzWRMj88fSN1uHz3siJrke8tiCB6aonGay23DtQotGfrgTTZJFd6GAurfF9RxdBWcfbkpJHooRatCAUWFWVzMPwvJjoqVY</span>
</code></pre>
<p>Which gives us something that looks like this</p>
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>

22
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View file

@ -77,14 +77,14 @@
<span class="hljs-comment">//get 256 bits of random entropy</span>
<span class="hljs-keyword">val</span> entropy = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x0aeecd505f1958b342571af68ec1e9b9e8abc8ae17450f70f8b06f7d2b188b97)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x033fe2fc2d4b5365acadb5b9070c993336449505a10ad8acce863839ebd76caa)</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(april, island, favorite, sail, night, fluid, announce, today, walk, invite, kidney, inherit, melt, tone, reunion, trim, author, march, clown, ten, sport, middle, comic, web)</span>
<span class="hljs-comment">// Vector(add, yellow, sample, fold, release, ready, razor, repeat, ribbon, debris, chaos, grid, gold, enhance, bird, candy, suffer, grid, pave, idea, pact, two, razor, elbow)</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 'key-manager-example` that will</span>
<span class="hljs-comment">//have a file in it called "encrypted-bitcoin-s-seed.json"</span>
<span class="hljs-keyword">val</span> seedPath = <span class="hljs-type">Files</span>.createTempDirectory(<span class="hljs-string">"key-manager-example"</span>).resolve(<span class="hljs-type">WalletStorage</span>.<span class="hljs-type">ENCRYPTED_SEED_FILE_NAME</span>)
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example8769565048007929547/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example14120271562884512638/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">//let's create a native segwit key manager</span>
<span class="hljs-keyword">val</span> purpose = <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>
@ -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-example8769565048007929547/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example14120271562884512638/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
<span class="hljs-keyword">val</span> aesPasswordOpt = <span class="hljs-type">Some</span>(<span class="hljs-type">AesPassword</span>.fromString(<span class="hljs-string">"password"</span>))
<span class="hljs-comment">// aesPasswordOpt: Some[AesPassword] = Some(Masked(AesPassword))</span>
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(aesPasswordOpt, mnemonic, <span class="hljs-type">None</span>, kmParams)
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@31d0ffef)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@5a533a67)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZFpY68oRADoKfJNG97vxTjSLzPiCiRkhXVsWNmSqSwNDBi3P1jKAuHFMqGy7Pzq8DsstVEhPxzztzhgQLpzhCRcB4oxpN1N</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYcE35vadJK4ML2iCHPkKCJZFm8cdaZJG4Bi72bEAKde7mrd7ZfdwThhgrkrubKCyyUDLt2eEcrhBQqNnAcEYuT9NN1zkR9y</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeZFpY68oRADoKfJNG97vxTjSLzPiCiRkhXVsWNmSqSwNDBi3P1jKAuHFMqGy7Pzq8DsstVEhPxzztzhgQLpzhCRcB4oxpN1N</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeYcE35vadJK4ML2iCHPkKCJZFm8cdaZJG4Bi72bEAKde7mrd7ZfdwThhgrkrubKCyyUDLt2eEcrhBQqNnAcEYuT9NN1zkR9y</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'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-example8769565048007929547/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example14120271562884512638/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
<span class="hljs-comment">//we do not need to all `initializeWithMnemonic()` again as we have saved the seed to dis</span>
<span class="hljs-keyword">val</span> mainnetKeyManager = <span class="hljs-type">BIP39KeyManager</span>.fromMnemonic(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now, <span class="hljs-literal">false</span>)
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@356e99e5</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@1599d2ee</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZxSb1RZwuzaBLMAx3ubtx8BXE7yHkETGDju8RPQ75wBzmGXsj1MvrXqiaqBMMEeFKm2L9N2MT9wjJU4U6gUGeHKrkd8HmKW7</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwnzWRMj88fSN1uHz3siJrke8tiCB6aonGay23DtQotGfrgTTZJFd6GAurfF9RxdBWcfbkpJHooRatCAUWFWVzMPwvJjoqVY</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZxSb1RZwuzaBLMAx3ubtx8BXE7yHkETGDju8RPQ75wBzmGXsj1MvrXqiaqBMMEeFKm2L9N2MT9wjJU4U6gUGeHKrkd8HmKW7</span>
<span class="hljs-comment">// zpub6jftahH18ngZwnzWRMj88fSN1uHz3siJrke8tiCB6aonGay23DtQotGfrgTTZJFd6GAurfF9RxdBWcfbkpJHooRatCAUWFWVzMPwvJjoqVY</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

@ -115,13 +115,13 @@ println(<span class="hljs-string">s"Verified with NativeSecp256k1 again=<span cl
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKey)</span>
<span class="hljs-comment">// calls bouncy castle indirectly via CryptoContext</span>
<span class="hljs-keyword">val</span> publicKey = privKey.publicKey
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(03f8678265976aa9cbdb51e573c702ad62475963624e37750df025d36455ea6da6)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0386f30fa4600a7bdfca07d8639738c71526690112a5c5a5b8f5e0be731ac097a9)</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-comment">// calls bouncy castle indirectly via CryptoContext</span>
<span class="hljs-keyword">val</span> signature = privKey.sign(dataToSign.bytes)
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3045022100fcd8c90253fa67f9e8956aee24af44103c3041d89db5985af7398f30772efab6022049b7d3667111626e0319b8706c5a3fd1806b71b5ee7ac40a62d01f4fde41485a)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3045022100b05c7f00160c5417339df121736154de149f7f300dbc32173ad06491fafdf0b5022060ce2775b52c23e6563c6dde8803bdafca69eed6467adf75c48ed8865a517311)</span>
<span class="hljs-comment">// calls bouncy castle indirectly via CryptoContext</span>
<span class="hljs-keyword">val</span> verified = publicKey.verify(dataToSign.bytes, signature)

4
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View file

@ -115,13 +115,13 @@ println(<span class="hljs-string">s"Verified with NativeSecp256k1 again=<span cl
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKey)</span>
<span class="hljs-comment">// calls bouncy castle indirectly via CryptoContext</span>
<span class="hljs-keyword">val</span> publicKey = privKey.publicKey
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(03f8678265976aa9cbdb51e573c702ad62475963624e37750df025d36455ea6da6)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0386f30fa4600a7bdfca07d8639738c71526690112a5c5a5b8f5e0be731ac097a9)</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-comment">// calls bouncy castle indirectly via CryptoContext</span>
<span class="hljs-keyword">val</span> signature = privKey.sign(dataToSign.bytes)
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3045022100fcd8c90253fa67f9e8956aee24af44103c3041d89db5985af7398f30772efab6022049b7d3667111626e0319b8706c5a3fd1806b71b5ee7ac40a62d01f4fde41485a)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3045022100b05c7f00160c5417339df121736154de149f7f300dbc32173ad06491fafdf0b5022060ce2775b52c23e6563c6dde8803bdafca69eed6467adf75c48ed8865a517311)</span>
<span class="hljs-comment">// calls bouncy castle indirectly via CryptoContext</span>
<span class="hljs-keyword">val</span> verified = publicKey.verify(dataToSign.bytes, signature)