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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(020de13f15d0d7e640e0f3d1f2fff10e072b6e7332a219193ee94375fb9b6d996e)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(020bced427434cd263f8bc56694453401cd8e33483e5f1150c066a96f9a160af5b)</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 = tb1q76yz7xwz06rxm6yf9nq7e6xngfz3arf5z5rqhl</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1q8gsj2el5tyfe0z09xy5ctjm29erc9rc0z98ur3</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1q76yz7xwz06rxm6yf9nq7e6xngfz3arf5z5rqhl</span>
<span class="hljs-comment">// tb1q8gsj2el5tyfe0z09xy5ctjm29erc9rc0z98ur3</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 = n3zVfURR9Pj9LzcWdHXe84ZmKWSssYNTX5</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mkpKCDJ7tYMt8ga38WahNU9xLhFajJxjDT</span>
println(legacyAddress.toString)
<span class="hljs-comment">// n3zVfURR9Pj9LzcWdHXe84ZmKWSssYNTX5</span>
<span class="hljs-comment">// mkpKCDJ7tYMt8ga38WahNU9xLhFajJxjDT</span>
</code></pre>
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/core-intro"><span class="arrow-prev">← </span><span>Core Module</span></a><a class="docs-next button" href="/docs/next/core/hd-keys"><span>HD Key Generation</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#generating-segwit-bech32-addresses">Generating SegWit (bech32) addresses</a></li><li><a href="#generating-legacy-base58-addresses">Generating legacy (base58) addresses</a></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2021 Suredbits &amp; the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
document.addEventListener('keyup', function(e) {

10
docs/next/core/addresses/index.html
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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(020de13f15d0d7e640e0f3d1f2fff10e072b6e7332a219193ee94375fb9b6d996e)</span>
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(020bced427434cd263f8bc56694453401cd8e33483e5f1150c066a96f9a160af5b)</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 = tb1q76yz7xwz06rxm6yf9nq7e6xngfz3arf5z5rqhl</span>
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1q8gsj2el5tyfe0z09xy5ctjm29erc9rc0z98ur3</span>
println(segwitAddress.toString)
<span class="hljs-comment">// tb1q76yz7xwz06rxm6yf9nq7e6xngfz3arf5z5rqhl</span>
<span class="hljs-comment">// tb1q8gsj2el5tyfe0z09xy5ctjm29erc9rc0z98ur3</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 = n3zVfURR9Pj9LzcWdHXe84ZmKWSssYNTX5</span>
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mkpKCDJ7tYMt8ga38WahNU9xLhFajJxjDT</span>
println(legacyAddress.toString)
<span class="hljs-comment">// n3zVfURR9Pj9LzcWdHXe84ZmKWSssYNTX5</span>
<span class="hljs-comment">// mkpKCDJ7tYMt8ga38WahNU9xLhFajJxjDT</span>
</code></pre>
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/core-intro"><span class="arrow-prev">← </span><span>Core Module</span></a><a class="docs-next button" href="/docs/next/core/hd-keys"><span>HD Key Generation</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#generating-segwit-bech32-addresses">Generating SegWit (bech32) addresses</a></li><li><a href="#generating-legacy-base58-addresses">Generating legacy (base58) addresses</a></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2021 Suredbits &amp; the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
document.addEventListener('keyup', function(e) {

12
docs/next/core/hd-keys.html
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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, 0x3b11901eb605068f7bd1eb2a23d43023dde9fddc31e0ebd7038540bae999e789)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x31c702108bc1419d4fb3a69b95b0c3f5582cd93fbed3632b11a6855fed367e2e)</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(deposit, milk, amateur, hire, expire, element, urban, dice, clay, burger, army, element, teach, year, ignore, despair, type, retreat, throw, lift, purse, smooth, owner, depend) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(crack, day, loud, bleak, beef, solid, disagree, inquiry, oppose, pulse, couch, turkey, lizard, hold, year, surprise, glimpse, flat, have, apple, yard, open, weather, tank) // 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 = zpub6jftahH18ngZwgofYtvyREDJM9qn3JkMvnUQeKP9yfPn4LybkZhnc5zDNSb8cVGFQyi1X9EVPLfcs4G1HK4C17iR8m2k1yUzTNGFtjwJtBb</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZwtZBoq9BVtfrteGQVZ39hPFuLd2EUP8RvLj58XJVVZxKUR4N39S5QiCxJ9v3sLN9LwygwUW3zaLBtR26XP6QJMk6jTvZZXH</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 = zpub6re4wbMqxMZrQZSkBgmvsZVRYUju9BsG2ViqPPF7D6oseeV3GbCHBXux1MmW77L5YAtmb7Q523tHXZj8NBtvg5gb3ahFhLpNEnKKiNiiGfy</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rMrypH2QJkd3TYNDtTR6hAwEDjgD4Dpi7QdYCaqzDYFentXuqiUCEgxZg9JYugHhnsWgvcvGQuqWQB1cEbVqcVtkkAnGnbNreMYmaNXuKR</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 = tb1qgq3zmxkxxplcemw9p3h0h89g374kv8dyvz65f8</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qva3ktt7m3esdu8dtdnsqrgqjgavu2rehyt4857</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 = tb1qgq3zmxkxxplcemw9p3h0h89g374kv8dyvz65f8</span>
<span class="hljs-comment">// res2: String = tb1qva3ktt7m3esdu8dtdnsqrgqjgavu2rehyt4857</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, 0x3b11901eb605068f7bd1eb2a23d43023dde9fddc31e0ebd7038540bae999e789)</span>
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x31c702108bc1419d4fb3a69b95b0c3f5582cd93fbed3632b11a6855fed367e2e)</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(deposit, milk, amateur, hire, expire, element, urban, dice, clay, burger, army, element, teach, year, ignore, despair, type, retreat, throw, lift, purse, smooth, owner, depend) // the phrase the user should write down</span>
<span class="hljs-comment">// res0: Vector[String] = Vector(crack, day, loud, bleak, beef, solid, disagree, inquiry, oppose, pulse, couch, turkey, lizard, hold, year, surprise, glimpse, flat, have, apple, yard, open, weather, tank) // 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 = zpub6jftahH18ngZwgofYtvyREDJM9qn3JkMvnUQeKP9yfPn4LybkZhnc5zDNSb8cVGFQyi1X9EVPLfcs4G1HK4C17iR8m2k1yUzTNGFtjwJtBb</span>
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZwtZBoq9BVtfrteGQVZ39hPFuLd2EUP8RvLj58XJVVZxKUR4N39S5QiCxJ9v3sLN9LwygwUW3zaLBtR26XP6QJMk6jTvZZXH</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 = zpub6re4wbMqxMZrQZSkBgmvsZVRYUju9BsG2ViqPPF7D6oseeV3GbCHBXux1MmW77L5YAtmb7Q523tHXZj8NBtvg5gb3ahFhLpNEnKKiNiiGfy</span>
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rMrypH2QJkd3TYNDtTR6hAwEDjgD4Dpi7QdYCaqzDYFentXuqiUCEgxZg9JYugHhnsWgvcvGQuqWQB1cEbVqcVtkkAnGnbNreMYmaNXuKR</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 = tb1qgq3zmxkxxplcemw9p3h0h89g374kv8dyvz65f8</span>
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qva3ktt7m3esdu8dtdnsqrgqjgavu2rehyt4857</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 = tb1qgq3zmxkxxplcemw9p3h0h89g374kv8dyvz65f8</span>
<span class="hljs-comment">// res2: String = tb1qva3ktt7m3esdu8dtdnsqrgqjgavu2rehyt4857</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$$anon$3@26724406[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@2294d6e7[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// Initialize a transaction builder</span>
<span class="hljs-keyword">val</span> builder = <span class="hljs-type">RawTxBuilder</span>()
@ -74,19 +74,19 @@
<span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> pubKey = privKey.publicKey
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(02fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(03e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56)</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(e32a7c5ba1fa35a8b3562a7140c3518b02e311c3)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(575a6789858b579db2b5b9188429d258896e539d)</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(e32a7c5ba1fa35a8b3562a7140c3518b02e311c3))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(575a6789858b579db2b5b9188429d258896e539d))</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(1a8aaf3f2d2445e70416c5f72676816d64d9b8e7)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(b275d583c9654cdf00beef29921e6860457667d5)</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(1a8aaf3f2d2445e70416c5f72676816d64d9b8e7)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(b275d583c9654cdf00beef29921e6860457667d5)))</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(e32a7c5ba1fa35a8b3562a7140c3518b02e311c3))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(575a6789858b579db2b5b9188429d258896e539d))),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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb: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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb: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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(1a8aaf3f2d2445e70416c5f72676816d64d9b8e7))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(b275d583c9654cdf00beef29921e6860457667d5))),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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),10000 sats,ECPublicKey(02fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),10000 sats,ECPublicKey(03e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56))</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(01028edb47c7a0a8b16468a4dc09b8ac4b5e2f04)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(e764be76cdc9f43ff067b377413ef1c255971cad)</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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),10000 sats,ECPublicKey(02fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045))),1 sats/byte,pkh(01028edb47c7a0a8b16468a4dc09b8ac4b5e2f04))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),10000 sats,ECPublicKey(03e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56))),1 sats/byte,pkh(e764be76cdc9f43ff067b377413ef1c255971cad))</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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(1a8aaf3f2d2445e70416c5f72676816d64d9b8e7)), TransactionOutput(4775 sats,pkh(01028edb47c7a0a8b16468a4dc09b8ac4b5e2f04))),UInt32Impl(0))))</span>
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(b275d583c9654cdf00beef29921e6860457667d5)), TransactionOutput(4775 sats,pkh(e764be76cdc9f43ff067b377413ef1c255971cad))),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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),10000 sats,ECPublicKey(02fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(e32a7c5ba1fa35a8b3562a7140c3518b02e311c3))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),10000 sats,ECPublicKey(03e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(575a6789858b579db2b5b9188429d258896e539d))),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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),10000 sats,ECPublicKey(02fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(e32a7c5ba1fa35a8b3562a7140c3518b02e311c3))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),10000 sats,ECPublicKey(03e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(575a6789858b579db2b5b9188429d258896e539d))),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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),P2PKHScriptSignature(ECPublicKey(02fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045), ECDigitalSignature(304402201f1071dad546c80cb25b61b2ca552a94d4224e8d2574070f194c03e5aae7fe4102202f659f3f9cec4462afbe66169f3b1222754076db5a163ffd5e2913761cdec1d601)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(1a8aaf3f2d2445e70416c5f72676816d64d9b8e7)), TransactionOutput(4775 sats,pkh(01028edb47c7a0a8b16468a4dc09b8ac4b5e2f04))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),P2PKHScriptSignature(ECPublicKey(03e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56), ECDigitalSignature(304402204062f6b5e104a505aa44ca162d19f534f243e79be5a0b7997785d9a8bda9c36702206160bc34f5d00668bd71d76d0e3428a50e1e9a617facf2d88d74ea6ce83c0cc001)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(b275d583c9654cdf00beef29921e6860457667d5)), TransactionOutput(4775 sats,pkh(e764be76cdc9f43ff067b377413ef1c255971cad))),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 = 02000000017b3fa3a62973266abdff7b5e3b985ba391f4a885e3ad2a83b6b193fad3f3b942000000006a47304402201f1071dad546c80cb25b61b2ca552a94d4224e8d2574070f194c03e5aae7fe4102202f659f3f9cec4462afbe66169f3b1222754076db5a163ffd5e2913761cdec1d6012102fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045000000000288130000000000001976a9141a8aaf3f2d2445e70416c5f72676816d64d9b8e788aca7120000000000001976a91401028edb47c7a0a8b16468a4dc09b8ac4b5e2f0488ac00000000</span>
<span class="hljs-comment">// res4: String = 0200000001fb68691519cae20abdabb065ca2b3fde6d6b15fee42d8a33791812ef0dc4638d000000006a47304402204062f6b5e104a505aa44ca162d19f534f243e79be5a0b7997785d9a8bda9c36702206160bc34f5d00668bd71d76d0e3428a50e1e9a617facf2d88d74ea6ce83c0cc0012103e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56000000000288130000000000001976a914b275d583c9654cdf00beef29921e6860457667d588aca7120000000000001976a914e764be76cdc9f43ff067b377413ef1c255971cad88ac00000000</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$$anon$3@26724406[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@2294d6e7[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
<span class="hljs-comment">// Initialize a transaction builder</span>
<span class="hljs-keyword">val</span> builder = <span class="hljs-type">RawTxBuilder</span>()
@ -74,19 +74,19 @@
<span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> pubKey = privKey.publicKey
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(02fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045)</span>
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(03e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56)</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(e32a7c5ba1fa35a8b3562a7140c3518b02e311c3)</span>
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(575a6789858b579db2b5b9188429d258896e539d)</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(e32a7c5ba1fa35a8b3562a7140c3518b02e311c3))</span>
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(575a6789858b579db2b5b9188429d258896e539d))</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(1a8aaf3f2d2445e70416c5f72676816d64d9b8e7)</span>
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(b275d583c9654cdf00beef29921e6860457667d5)</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(1a8aaf3f2d2445e70416c5f72676816d64d9b8e7)))</span>
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(b275d583c9654cdf00beef29921e6860457667d5)))</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(e32a7c5ba1fa35a8b3562a7140c3518b02e311c3))),UInt32Impl(0))</span>
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(575a6789858b579db2b5b9188429d258896e539d))),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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0)</span>
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb: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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),EmptyScriptSignature,UInt32Impl(0))</span>
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb: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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(1a8aaf3f2d2445e70416c5f72676816d64d9b8e7))),UInt32Impl(0))</span>
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(b275d583c9654cdf00beef29921e6860457667d5))),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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),10000 sats,ECPublicKey(02fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045))</span>
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),10000 sats,ECPublicKey(03e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56))</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(01028edb47c7a0a8b16468a4dc09b8ac4b5e2f04)</span>
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(e764be76cdc9f43ff067b377413ef1c255971cad)</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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),10000 sats,ECPublicKey(02fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045))),1 sats/byte,pkh(01028edb47c7a0a8b16468a4dc09b8ac4b5e2f04))</span>
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),10000 sats,ECPublicKey(03e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56))),1 sats/byte,pkh(e764be76cdc9f43ff067b377413ef1c255971cad))</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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(1a8aaf3f2d2445e70416c5f72676816d64d9b8e7)), TransactionOutput(4775 sats,pkh(01028edb47c7a0a8b16468a4dc09b8ac4b5e2f04))),UInt32Impl(0))))</span>
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(b275d583c9654cdf00beef29921e6860457667d5)), TransactionOutput(4775 sats,pkh(e764be76cdc9f43ff067b377413ef1c255971cad))),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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),10000 sats,ECPublicKey(02fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(e32a7c5ba1fa35a8b3562a7140c3518b02e311c3))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),10000 sats,ECPublicKey(03e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(575a6789858b579db2b5b9188429d258896e539d))),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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),10000 sats,ECPublicKey(02fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(e32a7c5ba1fa35a8b3562a7140c3518b02e311c3))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),10000 sats,ECPublicKey(03e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(575a6789858b579db2b5b9188429d258896e539d))),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(42b9f3d3fa93b1b6832aade385a8f491a35b983b5e7bffbd6a267329a6a33f7b:0),P2PKHScriptSignature(ECPublicKey(02fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045), ECDigitalSignature(304402201f1071dad546c80cb25b61b2ca552a94d4224e8d2574070f194c03e5aae7fe4102202f659f3f9cec4462afbe66169f3b1222754076db5a163ffd5e2913761cdec1d601)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(1a8aaf3f2d2445e70416c5f72676816d64d9b8e7)), TransactionOutput(4775 sats,pkh(01028edb47c7a0a8b16468a4dc09b8ac4b5e2f04))),UInt32Impl(0))</span>
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(8d63c40def121879338a2de4fe156b6dde3f2bca65b0abbd0ae2ca19156968fb:0),P2PKHScriptSignature(ECPublicKey(03e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56), ECDigitalSignature(304402204062f6b5e104a505aa44ca162d19f534f243e79be5a0b7997785d9a8bda9c36702206160bc34f5d00668bd71d76d0e3428a50e1e9a617facf2d88d74ea6ce83c0cc001)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(b275d583c9654cdf00beef29921e6860457667d5)), TransactionOutput(4775 sats,pkh(e764be76cdc9f43ff067b377413ef1c255971cad))),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 = 02000000017b3fa3a62973266abdff7b5e3b985ba391f4a885e3ad2a83b6b193fad3f3b942000000006a47304402201f1071dad546c80cb25b61b2ca552a94d4224e8d2574070f194c03e5aae7fe4102202f659f3f9cec4462afbe66169f3b1222754076db5a163ffd5e2913761cdec1d6012102fc00083dcfe606a009ce6ff950403e4b56900531c6adaa48b871a407cd387045000000000288130000000000001976a9141a8aaf3f2d2445e70416c5f72676816d64d9b8e788aca7120000000000001976a91401028edb47c7a0a8b16468a4dc09b8ac4b5e2f0488ac00000000</span>
<span class="hljs-comment">// res4: String = 0200000001fb68691519cae20abdabb065ca2b3fde6d6b15fee42d8a33791812ef0dc4638d000000006a47304402204062f6b5e104a505aa44ca162d19f534f243e79be5a0b7997785d9a8bda9c36702206160bc34f5d00668bd71d76d0e3428a50e1e9a617facf2d88d74ea6ce83c0cc0012103e4e05edd52320ec929a69f904ff599fffaa132a2438c74bf4c163c04557c6b56000000000288130000000000001976a914b275d583c9654cdf00beef29921e6860457667d588aca7120000000000001976a914e764be76cdc9f43ff067b377413ef1c255971cad88ac00000000</span>
</code></pre>
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/psbts"><span class="arrow-prev">← </span><span>Partially Signed Bitcoin Transactions</span></a><a class="docs-next button" href="/docs/next/core/lightning-network"><span>Lightning Network Data Types</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2021 Suredbits &amp; the bitcoin-s developers</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
document.addEventListener('keyup', function(e) {

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

@ -96,13 +96,13 @@
<span class="hljs-comment">// extPrivKey: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
extPrivKey.sign(<span class="hljs-type">DoubleSha256Digest</span>.empty.bytes)
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100b6586f179452e6d3a0187ddc8d6c9e4b1e4e9bb6b439bb2b0b2a6dfd1434069602204a1b399cd60b796c9a7740535a3e7d64ca967421589fba08955c4269ba0f39ba)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100868134b882d8d698a17156728b4654e430c981da193eb1963b1164d8a24eefa302207e4f7571b1b05f4f99b2eb8d07e59231ec1496367c4f96fbcff2e700b692aab9)</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(3045022100c822764a29aa511f5616c9d7dbb6734dc58e66389a2972046654fba9dd55424502207bde9265f2f41bbe363d6e8a8f393546268fe48ee0b2193a43e3d2d9a606f23f)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100cf5ba9aeed4fadfe01e7f2dae475ed759ee6d24e7c54987f753e7dcbf0a769a502205cdcff316692c8e36e07a103b4cd3645a9ec16d0299d6aca5fdb4dd0994aeb10)</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(3045022100b6586f179452e6d3a0187ddc8d6c9e4b1e4e9bb6b439bb2b0b2a6dfd1434069602204a1b399cd60b796c9a7740535a3e7d64ca967421589fba08955c4269ba0f39ba)</span>
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100868134b882d8d698a17156728b4654e430c981da193eb1963b1164d8a24eefa302207e4f7571b1b05f4f99b2eb8d07e59231ec1496367c4f96fbcff2e700b692aab9)</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(3045022100c822764a29aa511f5616c9d7dbb6734dc58e66389a2972046654fba9dd55424502207bde9265f2f41bbe363d6e8a8f393546268fe48ee0b2193a43e3d2d9a606f23f)</span>
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100cf5ba9aeed4fadfe01e7f2dae475ed759ee6d24e7c54987f753e7dcbf0a769a502205cdcff316692c8e36e07a103b4cd3645a9ec16d0299d6aca5fdb4dd0994aeb10)</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+216-238bd025-SNAPSHOT</code>.</p>
recent snapshot published is <code>0.4.0+217-0cc85cc0-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+216-238bd025-SNAPSHOT</code>.</p>
recent snapshot published is <code>0.4.0+217-0cc85cc0-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, 0x90f7d46a0170306434e20b17c746de96713ac331a8b620736657e49976381b15)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x2cd83dbf17badcfaea5ecfd96a4036f85ca6976e3de061ebab081dd0a55ae338)</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(movie, salt, box, actual, adapt, craft, squeeze, door, blind, demand, response, coconut, beauty, ghost, shop, bitter, call, open, nominee, since, number, bright, hobby, pepper)</span>
<span class="hljs-comment">// Vector(coast, sea, hurt, control, punch, latin, practice, supreme, sunny, faith, asset, vague, skill, entry, rib, rose, giggle, front, search, desert, apart, pulp, mind, arrest)</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-example2117417026142715135/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example6689213222858770277/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-example2117417026142715135/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example6689213222858770277/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@46f4bb5a)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@3be5533)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeaTWBiCQjq2w7uKidPEXyWgug8iQBf6W1vYXj5JbT9LcDKuTtW919pN9LwbS2c9UC5NNDBAh5RxyaUzA8s4Aaaeqp4uGoJwW</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYbcXQGsxgxQ5ah7hH45xAWYXkjUCVewPBn6Zc2LP2bHkwWfQw1rNr6MSgKGk7AHDUrpR49WfktUhWP3a5N7HKAFExHEcxwb</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeaTWBiCQjq2w7uKidPEXyWgug8iQBf6W1vYXj5JbT9LcDKuTtW919pN9LwbS2c9UC5NNDBAh5RxyaUzA8s4Aaaeqp4uGoJwW</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeYbcXQGsxgxQ5ah7hH45xAWYXkjUCVewPBn6Zc2LP2bHkwWfQw1rNr6MSgKGk7AHDUrpR49WfktUhWP3a5N7HKAFExHEcxwb</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-example2117417026142715135/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example6689213222858770277/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@3debf6b7</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@72481ca6</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZyeGf3dZEfPK8bCJR9iVyB8zZGHyjB81Y8wne5wFhdbEmQjJEVmcqSvcZwVpGSntPcWpU3xM8cuhyxLwqChSXfZ6PdAQaRN2</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwnNzji2TXJn6GZhV3Y3wpxdQtK3k1gSuQBMUcezdWqvK2LVkveU4UepfgDeywohR21GfvwAiwqD6yjqGR1PEQ4VpWZY9X2c</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZyeGf3dZEfPK8bCJR9iVyB8zZGHyjB81Y8wne5wFhdbEmQjJEVmcqSvcZwVpGSntPcWpU3xM8cuhyxLwqChSXfZ6PdAQaRN2</span>
<span class="hljs-comment">// zpub6jftahH18ngZwnNzji2TXJn6GZhV3Y3wpxdQtK3k1gSuQBMUcezdWqvK2LVkveU4UepfgDeywohR21GfvwAiwqD6yjqGR1PEQ4VpWZY9X2c</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, 0x90f7d46a0170306434e20b17c746de96713ac331a8b620736657e49976381b15)</span>
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x2cd83dbf17badcfaea5ecfd96a4036f85ca6976e3de061ebab081dd0a55ae338)</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(movie, salt, box, actual, adapt, craft, squeeze, door, blind, demand, response, coconut, beauty, ghost, shop, bitter, call, open, nominee, since, number, bright, hobby, pepper)</span>
<span class="hljs-comment">// Vector(coast, sea, hurt, control, punch, latin, practice, supreme, sunny, faith, asset, vague, skill, entry, rib, rose, giggle, front, search, desert, apart, pulp, mind, arrest)</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-example2117417026142715135/encrypted-bitcoin-s-seed.json</span>
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example6689213222858770277/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-example2117417026142715135/encrypted-bitcoin-s-seed.json,m/84&#x27;,RegTest)</span>
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example6689213222858770277/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@46f4bb5a)</span>
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@3be5533)</span>
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeaTWBiCQjq2w7uKidPEXyWgug8iQBf6W1vYXj5JbT9LcDKuTtW919pN9LwbS2c9UC5NNDBAh5RxyaUzA8s4Aaaeqp4uGoJwW</span>
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYbcXQGsxgxQ5ah7hH45xAWYXkjUCVewPBn6Zc2LP2bHkwWfQw1rNr6MSgKGk7AHDUrpR49WfktUhWP3a5N7HKAFExHEcxwb</span>
println(rootXPub)
<span class="hljs-comment">// vpub5SLqN2bLY4WeaTWBiCQjq2w7uKidPEXyWgug8iQBf6W1vYXj5JbT9LcDKuTtW919pN9LwbS2c9UC5NNDBAh5RxyaUzA8s4Aaaeqp4uGoJwW</span>
<span class="hljs-comment">// vpub5SLqN2bLY4WeYbcXQGsxgxQ5ah7hH45xAWYXkjUCVewPBn6Zc2LP2bHkwWfQw1rNr6MSgKGk7AHDUrpR49WfktUhWP3a5N7HKAFExHEcxwb</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-example2117417026142715135/encrypted-bitcoin-s-seed.json,m/84&#x27;,MainNet)</span>
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example6689213222858770277/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@3debf6b7</span>
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@72481ca6</span>
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZyeGf3dZEfPK8bCJR9iVyB8zZGHyjB81Y8wne5wFhdbEmQjJEVmcqSvcZwVpGSntPcWpU3xM8cuhyxLwqChSXfZ6PdAQaRN2</span>
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwnNzji2TXJn6GZhV3Y3wpxdQtK3k1gSuQBMUcezdWqvK2LVkveU4UepfgDeywohR21GfvwAiwqD6yjqGR1PEQ4VpWZY9X2c</span>
println(mainnetXpub)
<span class="hljs-comment">// zpub6jftahH18ngZyeGf3dZEfPK8bCJR9iVyB8zZGHyjB81Y8wne5wFhdbEmQjJEVmcqSvcZwVpGSntPcWpU3xM8cuhyxLwqChSXfZ6PdAQaRN2</span>
<span class="hljs-comment">// zpub6jftahH18ngZwnNzji2TXJn6GZhV3Y3wpxdQtK3k1gSuQBMUcezdWqvK2LVkveU4UepfgDeywohR21GfvwAiwqD6yjqGR1PEQ4VpWZY9X2c</span>
</code></pre>
<p>Which gives us something that looks like this</p>
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>

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

@ -114,12 +114,12 @@ println(<span class="hljs-string">s&quot;Verified with NativeSecp256k1 again=<sp
<pre><code class="hljs css language-scala"><span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
<span class="hljs-keyword">val</span> publicKey = privKey.publicKeyWithBouncyCastle
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(02127d9f7bf59a2d52ada63271ee9409e0a925be09430f69370e6b769c399503fc)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(02d462ae11dc7b6d5fefe496e5b66c8b9da10a19ec38cb85d080be7208799d6e41)</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(3045022100fa817329836fe235b198c02fbfba58c3f0efad191d7440223f0a5e1c9f41a440022054f2cdaf49a7bfa9d90cec51752405d34d95e469b1ab30a35415c5533e5c4314)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(304402200b9289af42f812d7e8c5f8797de4a4348ac1ca062a9d995e0e7441e24fe84f28022008936aeb99f46407f98cea9505c5cf6677395bf7a2970dde0b64201ec9ef4bb8)</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(02127d9f7bf59a2d52ada63271ee9409e0a925be09430f69370e6b769c399503fc)</span>
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(02d462ae11dc7b6d5fefe496e5b66c8b9da10a19ec38cb85d080be7208799d6e41)</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(3045022100fa817329836fe235b198c02fbfba58c3f0efad191d7440223f0a5e1c9f41a440022054f2cdaf49a7bfa9d90cec51752405d34d95e469b1ab30a35415c5533e5c4314)</span>
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(304402200b9289af42f812d7e8c5f8797de4a4348ac1ca062a9d995e0e7441e24fe84f28022008936aeb99f46407f98cea9505c5cf6677395bf7a2970dde0b64201ec9ef4bb8)</span>
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
<span class="hljs-comment">// verified: Boolean = true</span>