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@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
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<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
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<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKey)</span>
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<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
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<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(03b55fdeaf9520c9d4e3f264ccdd98e141cff205111688a4f0530ef479b7e6e7dc)</span>
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<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(027170013686225cb4d8dd6578e6c35fea298f32d848f6ba71c12e87f69ee2f6ce)</span>
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<span class="hljs-keyword">val</span> segwitAddress = {
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<span class="hljs-comment">// see https://bitcoin.org/en/glossary/pubkey-script</span>
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@ -89,10 +89,10 @@ reason to keep using legacy transaction formats.</p>
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<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
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<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
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}
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<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qpjtrd2e4xtmqfv405jl3luez2czxdpykq9ewpl</span>
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<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qavf0xqah9fw5t3p9fcny6kfxn054epy030kt7e</span>
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println(segwitAddress.toString)
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<span class="hljs-comment">// tb1qpjtrd2e4xtmqfv405jl3luez2czxdpykq9ewpl</span>
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<span class="hljs-comment">// tb1qavf0xqah9fw5t3p9fcny6kfxn054epy030kt7e</span>
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</code></pre>
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<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>
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<p>If you need to generate legacy addresses for backwards
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@ -101,10 +101,10 @@ Take a look:</p>
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<pre><code class="hljs css language-scala"><span class="hljs-comment">// we're reusing the same private/public key pair</span>
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<span class="hljs-comment">// from before. don't do this in an actual application!</span>
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<span class="hljs-keyword">val</span> legacyAddress = <span class="hljs-type">P2PKHAddress</span>(pubkey, <span class="hljs-type">TestNet3</span>)
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<span class="hljs-comment">// legacyAddress: P2PKHAddress = mgfWMNnVPFrSR1NSN15GBmAvDYYSnG7vMD</span>
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<span class="hljs-comment">// legacyAddress: P2PKHAddress = n2wunkd3K3P5D1fxwM3T4Zf8C9WUCuPD6F</span>
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println(legacyAddress.toString)
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<span class="hljs-comment">// mgfWMNnVPFrSR1NSN15GBmAvDYYSnG7vMD</span>
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<span class="hljs-comment">// n2wunkd3K3P5D1fxwM3T4Zf8C9WUCuPD6F</span>
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</code></pre>
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</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 © 2025 Suredbits & 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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document.addEventListener('keyup', function(e) {
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|
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@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
|
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<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
|
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<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKey)</span>
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<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
|
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<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(03b55fdeaf9520c9d4e3f264ccdd98e141cff205111688a4f0530ef479b7e6e7dc)</span>
|
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<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(027170013686225cb4d8dd6578e6c35fea298f32d848f6ba71c12e87f69ee2f6ce)</span>
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<span class="hljs-keyword">val</span> segwitAddress = {
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<span class="hljs-comment">// see https://bitcoin.org/en/glossary/pubkey-script</span>
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@ -89,10 +89,10 @@ reason to keep using legacy transaction formats.</p>
|
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<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
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<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
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}
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<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qpjtrd2e4xtmqfv405jl3luez2czxdpykq9ewpl</span>
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<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qavf0xqah9fw5t3p9fcny6kfxn054epy030kt7e</span>
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println(segwitAddress.toString)
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<span class="hljs-comment">// tb1qpjtrd2e4xtmqfv405jl3luez2czxdpykq9ewpl</span>
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<span class="hljs-comment">// tb1qavf0xqah9fw5t3p9fcny6kfxn054epy030kt7e</span>
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</code></pre>
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<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>
|
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<p>If you need to generate legacy addresses for backwards
|
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|
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@ -101,10 +101,10 @@ Take a look:</p>
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<pre><code class="hljs css language-scala"><span class="hljs-comment">// we're reusing the same private/public key pair</span>
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<span class="hljs-comment">// from before. don't do this in an actual application!</span>
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<span class="hljs-keyword">val</span> legacyAddress = <span class="hljs-type">P2PKHAddress</span>(pubkey, <span class="hljs-type">TestNet3</span>)
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<span class="hljs-comment">// legacyAddress: P2PKHAddress = mgfWMNnVPFrSR1NSN15GBmAvDYYSnG7vMD</span>
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<span class="hljs-comment">// legacyAddress: P2PKHAddress = n2wunkd3K3P5D1fxwM3T4Zf8C9WUCuPD6F</span>
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println(legacyAddress.toString)
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<span class="hljs-comment">// mgfWMNnVPFrSR1NSN15GBmAvDYYSnG7vMD</span>
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<span class="hljs-comment">// n2wunkd3K3P5D1fxwM3T4Zf8C9WUCuPD6F</span>
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</code></pre>
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||||
</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 © 2025 Suredbits & 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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|
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File diff suppressed because one or more lines are too long
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@ -86,13 +86,13 @@ use that to generate further private and public keys:</p>
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<span class="hljs-comment">// how long our phrase ends up being</span>
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<span class="hljs-comment">// 256 bits of entropy results in 24 words</span>
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<span class="hljs-keyword">val</span> entropy: <span class="hljs-type">BitVector</span> = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
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<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x8fd370d6e0405270826f03751378ff612948d79b95ddeffffe8faa7bb50b4ca0)</span>
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<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x4c7d961a968585ce7970b2350c8973116a704bf4608b7794ed943ae4e386210d)</span>
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<span class="hljs-keyword">val</span> mnemonicCode = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
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<span class="hljs-comment">// mnemonicCode: MnemonicCode = Masked(MnemonicCodeImpl)</span>
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mnemonicCode.words <span class="hljs-comment">// the phrase the user should write down</span>
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<span class="hljs-comment">// res0: Vector[String] = Vector(more, oppose, cup, scene, ahead, debate, answer, there, insect, orange, divert, seat, nest, hint, hour, roof, useful, zoo, physical, female, robust, mad, crater, artwork)</span>
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<span class="hljs-comment">// res0: Vector[String] = Vector(erase, uncover, mammal, code, flame, transfer, total, bind, crush, gold, fresh, carpet, poem, chalk, spice, badge, jealous, polar, govern, into, evolve, seek, loud, rain)</span>
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<span class="hljs-comment">// the password argument is an optional, extra security</span>
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<span class="hljs-comment">// measure. all MnemonicCode instances will give you a</span>
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@ -108,7 +108,7 @@ mnemonicCode.words <span class="hljs-comment">// the phrase the user should writ
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bip39Seed)
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<span class="hljs-comment">// xpriv: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
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<span class="hljs-keyword">val</span> xpub = xpriv.extPublicKey
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<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZy4uQ6Tj2iMQGwhjk8TFuXaqtxMgjhWoBZ4xWrZchGnvV3vrhK6GQEoTLmni8CQTkHR8tDozbJ9ywYaXZLVYmrFkxBcB3YnE</span>
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<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZyLpbx3u89kjgAjbA5L5iqe2HzAPdoZFTKg6QKx2jmrSJDR3EdrCw2Bm2qEh4h6bKf2WwCZ8qKUcdTKFakZAyK5YKtkczURa</span>
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<span class="hljs-comment">// you can now use the generated xpriv to derive further</span>
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<span class="hljs-comment">// private or public keys</span>
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@ -158,7 +158,7 @@ spend or steal any of your money.</p>
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<span class="hljs-comment">// can generate addresses with it!</span>
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accountXpriv.extPublicKey
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}
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<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6roKcyv3fvEn9PcPNGSk58fuiqTQSFykFiZ7CFv4Yp7YvTihmbjF51gQkb94wTtWxpYwaqtYk6cM1MGUC2636qNWimiK7LoFfyUPjnwf22y</span>
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<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6r4rhwLr9dDrj8YY7pJrkv9HUUSANsXfwgRV5yq5xMAfmGBZSfCSsm5EmS24nkcKe3nf9AMFoJv8wqRYfSStdKy8WKTutikJ4Y11xCfNtej</span>
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<span class="hljs-comment">// address no. 0 ---------------┐</span>
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<span class="hljs-comment">// external address ----------┐ |</span>
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@ -181,12 +181,12 @@ spend or steal any of your money.</p>
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<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
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<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
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}
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<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1q486pj5l2j5jyj3wpyd0yugv8ykfg7tfva97l9t</span>
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<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qex8gm55nd55q96w206lyk2h22sl39tgu7vwrny</span>
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<span class="hljs-comment">// tada! We just generated an address you can send money to,</span>
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<span class="hljs-comment">// without having access to the private key!</span>
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firstAccountAddress.value
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<span class="hljs-comment">// res2: String = tb1q486pj5l2j5jyj3wpyd0yugv8ykfg7tfva97l9t</span>
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<span class="hljs-comment">// res2: String = tb1qex8gm55nd55q96w206lyk2h22sl39tgu7vwrny</span>
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<span class="hljs-comment">// you can now continue deriving addresses from the same public</span>
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<span class="hljs-comment">// key, by imitating what we did above. To get the next</span>
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|
|
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@ -86,13 +86,13 @@ use that to generate further private and public keys:</p>
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<span class="hljs-comment">// how long our phrase ends up being</span>
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<span class="hljs-comment">// 256 bits of entropy results in 24 words</span>
|
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<span class="hljs-keyword">val</span> entropy: <span class="hljs-type">BitVector</span> = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
|
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<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x8fd370d6e0405270826f03751378ff612948d79b95ddeffffe8faa7bb50b4ca0)</span>
|
||||
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x4c7d961a968585ce7970b2350c8973116a704bf4608b7794ed943ae4e386210d)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mnemonicCode = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
|
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<span class="hljs-comment">// mnemonicCode: MnemonicCode = Masked(MnemonicCodeImpl)</span>
|
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mnemonicCode.words <span class="hljs-comment">// the phrase the user should write down</span>
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<span class="hljs-comment">// res0: Vector[String] = Vector(more, oppose, cup, scene, ahead, debate, answer, there, insect, orange, divert, seat, nest, hint, hour, roof, useful, zoo, physical, female, robust, mad, crater, artwork)</span>
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<span class="hljs-comment">// res0: Vector[String] = Vector(erase, uncover, mammal, code, flame, transfer, total, bind, crush, gold, fresh, carpet, poem, chalk, spice, badge, jealous, polar, govern, into, evolve, seek, loud, rain)</span>
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||||
|
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<span class="hljs-comment">// the password argument is an optional, extra security</span>
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<span class="hljs-comment">// measure. all MnemonicCode instances will give you a</span>
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||||
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@ -108,7 +108,7 @@ mnemonicCode.words <span class="hljs-comment">// the phrase the user should writ
|
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bip39Seed)
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<span class="hljs-comment">// xpriv: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
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<span class="hljs-keyword">val</span> xpub = xpriv.extPublicKey
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<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZy4uQ6Tj2iMQGwhjk8TFuXaqtxMgjhWoBZ4xWrZchGnvV3vrhK6GQEoTLmni8CQTkHR8tDozbJ9ywYaXZLVYmrFkxBcB3YnE</span>
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<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZyLpbx3u89kjgAjbA5L5iqe2HzAPdoZFTKg6QKx2jmrSJDR3EdrCw2Bm2qEh4h6bKf2WwCZ8qKUcdTKFakZAyK5YKtkczURa</span>
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<span class="hljs-comment">// you can now use the generated xpriv to derive further</span>
|
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<span class="hljs-comment">// private or public keys</span>
|
||||
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@ -158,7 +158,7 @@ spend or steal any of your money.</p>
|
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<span class="hljs-comment">// can generate addresses with it!</span>
|
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accountXpriv.extPublicKey
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}
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<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6roKcyv3fvEn9PcPNGSk58fuiqTQSFykFiZ7CFv4Yp7YvTihmbjF51gQkb94wTtWxpYwaqtYk6cM1MGUC2636qNWimiK7LoFfyUPjnwf22y</span>
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<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6r4rhwLr9dDrj8YY7pJrkv9HUUSANsXfwgRV5yq5xMAfmGBZSfCSsm5EmS24nkcKe3nf9AMFoJv8wqRYfSStdKy8WKTutikJ4Y11xCfNtej</span>
|
||||
|
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<span class="hljs-comment">// address no. 0 ---------------┐</span>
|
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<span class="hljs-comment">// external address ----------┐ |</span>
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@ -181,12 +181,12 @@ spend or steal any of your money.</p>
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<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
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<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
|
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}
|
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<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1q486pj5l2j5jyj3wpyd0yugv8ykfg7tfva97l9t</span>
|
||||
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qex8gm55nd55q96w206lyk2h22sl39tgu7vwrny</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 = tb1q486pj5l2j5jyj3wpyd0yugv8ykfg7tfva97l9t</span>
|
||||
<span class="hljs-comment">// res2: String = tb1qex8gm55nd55q96w206lyk2h22sl39tgu7vwrny</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>
|
||||
|
|
|
|||
|
|
@ -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$$anon$3@75b0fdea[Running, parallelism = 4, size = 0, active = 0, running = 0, steals = 0, tasks = 0, submissions = 0]</span>
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@7b590494[Running, parallelism = 4, 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(03718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6)</span>
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831)</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(35897edd1dd1dddc254f886bd5ba673958473a2c)</span>
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(543d1e6ac60fe1f71be35f2e41d6dbb96cf774fc)</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(35897edd1dd1dddc254f886bd5ba673958473a2c))</span>
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(543d1e6ac60fe1f71be35f2e41d6dbb96cf774fc))</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(d96bea9b9a317419692c2f21d6c7c83c9402fbef)</span>
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(1b8c5ca7b58f891d3b976b7630340de2380783b0)</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(d96bea9b9a317419692c2f21d6c7c83c9402fbef)))</span>
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(1b8c5ca7b58f891d3b976b7630340de2380783b0)))</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(35897edd1dd1dddc254f886bd5ba673958473a2c))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(543d1e6ac60fe1f71be35f2e41d6dbb96cf774fc))),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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0)</span>
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0)</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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),EmptyScriptSignature,UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(d96bea9b9a317419692c2f21d6c7c83c9402fbef))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(1b8c5ca7b58f891d3b976b7630340de2380783b0))),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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),10000 sats,ECPublicKey(03718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6))</span>
|
||||
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),10000 sats,ECPublicKey(039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831))</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(1f9711d4c6689274b245e2a01baabe6726df41af)</span>
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(5dacba7eb3702cfe1e9679c53330f1c8e751a174)</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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),10000 sats,ECPublicKey(03718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6))),1 sats/byte,pkh(1f9711d4c6689274b245e2a01baabe6726df41af))</span>
|
||||
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),10000 sats,ECPublicKey(039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831))),1 sats/byte,pkh(5dacba7eb3702cfe1e9679c53330f1c8e751a174))</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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(d96bea9b9a317419692c2f21d6c7c83c9402fbef)), TransactionOutput(4775 sats,pkh(1f9711d4c6689274b245e2a01baabe6726df41af))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// unsignedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(1b8c5ca7b58f891d3b976b7630340de2380783b0)), TransactionOutput(4775 sats,pkh(5dacba7eb3702cfe1e9679c53330f1c8e751a174))),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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),10000 sats,ECPublicKey(03718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(35897edd1dd1dddc254f886bd5ba673958473a2c))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(1))</span>
|
||||
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),10000 sats,ECPublicKey(039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(543d1e6ac60fe1f71be35f2e41d6dbb96cf774fc))),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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),10000 sats,ECPublicKey(03718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(35897edd1dd1dddc254f886bd5ba673958473a2c))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(1)))</span>
|
||||
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),10000 sats,ECPublicKey(039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(543d1e6ac60fe1f71be35f2e41d6dbb96cf774fc))),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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),P2PKHScriptSignature(ECPublicKeyBytes(ByteVector(33 bytes, 0x03718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6)), ECDigitalSignature(304402200644b52f1a4e1c8168c36dcfe3f48b93b83a54142004ad829fb18992164f441a02201cab7dcff36ef904ff949f3a3b9a82621708ade5e2e46e1d634200aeab78a3ce01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(d96bea9b9a317419692c2f21d6c7c83c9402fbef)), TransactionOutput(4775 sats,pkh(1f9711d4c6689274b245e2a01baabe6726df41af))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),P2PKHScriptSignature(ECPublicKeyBytes(ByteVector(33 bytes, 0x039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831)), ECDigitalSignature(304402201f6ea4738765bb31c95452b182ba1649da8765e3d3ddf9302d0be2ef80db5aec0220049916654e42977ebbcc53db180e3826eb06cf0049f1138227ccc475b2d068e801)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(1b8c5ca7b58f891d3b976b7630340de2380783b0)), TransactionOutput(4775 sats,pkh(5dacba7eb3702cfe1e9679c53330f1c8e751a174))),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 = 02000000014527bda34e950269400ffb9e3be02830f082ed613850336df53212f7140fe856000000006a47304402200644b52f1a4e1c8168c36dcfe3f48b93b83a54142004ad829fb18992164f441a02201cab7dcff36ef904ff949f3a3b9a82621708ade5e2e46e1d634200aeab78a3ce012103718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6000000000288130000000000001976a914d96bea9b9a317419692c2f21d6c7c83c9402fbef88aca7120000000000001976a9141f9711d4c6689274b245e2a01baabe6726df41af88ac00000000</span>
|
||||
<span class="hljs-comment">// res4: String = 02000000011206befb771c622df00a52191372af869fdb9fe72f377f6d5cc616ca5c9edb9c000000006a47304402201f6ea4738765bb31c95452b182ba1649da8765e3d3ddf9302d0be2ef80db5aec0220049916654e42977ebbcc53db180e3826eb06cf0049f1138227ccc475b2d068e80121039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831000000000288130000000000001976a9141b8c5ca7b58f891d3b976b7630340de2380783b088aca7120000000000001976a9145dacba7eb3702cfe1e9679c53330f1c8e751a17488ac00000000</span>
|
||||
</code></pre>
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/dlc"><span class="arrow-prev">← </span><span>Discreet Log Contract Data Structures</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 © 2025 Suredbits & 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) {
|
||||
|
|
|
|||
|
|
@ -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$$anon$3@75b0fdea[Running, parallelism = 4, size = 0, active = 0, running = 0, steals = 0, tasks = 0, submissions = 0]</span>
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@7b590494[Running, parallelism = 4, 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(03718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6)</span>
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831)</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(35897edd1dd1dddc254f886bd5ba673958473a2c)</span>
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(543d1e6ac60fe1f71be35f2e41d6dbb96cf774fc)</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(35897edd1dd1dddc254f886bd5ba673958473a2c))</span>
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(543d1e6ac60fe1f71be35f2e41d6dbb96cf774fc))</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(d96bea9b9a317419692c2f21d6c7c83c9402fbef)</span>
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(1b8c5ca7b58f891d3b976b7630340de2380783b0)</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(d96bea9b9a317419692c2f21d6c7c83c9402fbef)))</span>
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(1b8c5ca7b58f891d3b976b7630340de2380783b0)))</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(35897edd1dd1dddc254f886bd5ba673958473a2c))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(543d1e6ac60fe1f71be35f2e41d6dbb96cf774fc))),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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0)</span>
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0)</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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),EmptyScriptSignature,UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(d96bea9b9a317419692c2f21d6c7c83c9402fbef))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(1b8c5ca7b58f891d3b976b7630340de2380783b0))),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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),10000 sats,ECPublicKey(03718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6))</span>
|
||||
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),10000 sats,ECPublicKey(039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831))</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(1f9711d4c6689274b245e2a01baabe6726df41af)</span>
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(5dacba7eb3702cfe1e9679c53330f1c8e751a174)</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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),10000 sats,ECPublicKey(03718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6))),1 sats/byte,pkh(1f9711d4c6689274b245e2a01baabe6726df41af))</span>
|
||||
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),10000 sats,ECPublicKey(039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831))),1 sats/byte,pkh(5dacba7eb3702cfe1e9679c53330f1c8e751a174))</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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(d96bea9b9a317419692c2f21d6c7c83c9402fbef)), TransactionOutput(4775 sats,pkh(1f9711d4c6689274b245e2a01baabe6726df41af))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// unsignedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(1b8c5ca7b58f891d3b976b7630340de2380783b0)), TransactionOutput(4775 sats,pkh(5dacba7eb3702cfe1e9679c53330f1c8e751a174))),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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),10000 sats,ECPublicKey(03718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(35897edd1dd1dddc254f886bd5ba673958473a2c))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(1))</span>
|
||||
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),10000 sats,ECPublicKey(039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(543d1e6ac60fe1f71be35f2e41d6dbb96cf774fc))),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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),10000 sats,ECPublicKey(03718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(35897edd1dd1dddc254f886bd5ba673958473a2c))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(1)))</span>
|
||||
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),10000 sats,ECPublicKey(039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(543d1e6ac60fe1f71be35f2e41d6dbb96cf774fc))),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(56e80f14f71232f56d33503861ed82f03028e03b9efb0f406902954ea3bd2745:0),P2PKHScriptSignature(ECPublicKeyBytes(ByteVector(33 bytes, 0x03718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6)), ECDigitalSignature(304402200644b52f1a4e1c8168c36dcfe3f48b93b83a54142004ad829fb18992164f441a02201cab7dcff36ef904ff949f3a3b9a82621708ade5e2e46e1d634200aeab78a3ce01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(d96bea9b9a317419692c2f21d6c7c83c9402fbef)), TransactionOutput(4775 sats,pkh(1f9711d4c6689274b245e2a01baabe6726df41af))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(9cdb9e5cca16c65c6d7f372fe79fdb9f86af721319520af02d621c77fbbe0612:0),P2PKHScriptSignature(ECPublicKeyBytes(ByteVector(33 bytes, 0x039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831)), ECDigitalSignature(304402201f6ea4738765bb31c95452b182ba1649da8765e3d3ddf9302d0be2ef80db5aec0220049916654e42977ebbcc53db180e3826eb06cf0049f1138227ccc475b2d068e801)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(1b8c5ca7b58f891d3b976b7630340de2380783b0)), TransactionOutput(4775 sats,pkh(5dacba7eb3702cfe1e9679c53330f1c8e751a174))),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 = 02000000014527bda34e950269400ffb9e3be02830f082ed613850336df53212f7140fe856000000006a47304402200644b52f1a4e1c8168c36dcfe3f48b93b83a54142004ad829fb18992164f441a02201cab7dcff36ef904ff949f3a3b9a82621708ade5e2e46e1d634200aeab78a3ce012103718fc86b51981341df9d52e378d3c1569f8685b14d2d1ff0971be05275518ec6000000000288130000000000001976a914d96bea9b9a317419692c2f21d6c7c83c9402fbef88aca7120000000000001976a9141f9711d4c6689274b245e2a01baabe6726df41af88ac00000000</span>
|
||||
<span class="hljs-comment">// res4: String = 02000000011206befb771c622df00a52191372af869fdb9fe72f377f6d5cc616ca5c9edb9c000000006a47304402201f6ea4738765bb31c95452b182ba1649da8765e3d3ddf9302d0be2ef80db5aec0220049916654e42977ebbcc53db180e3826eb06cf0049f1138227ccc475b2d068e80121039cbb08b80e783529044d50bc6800add8a2df4e9d5987cf7f5bdeda8829fea831000000000288130000000000001976a9141b8c5ca7b58f891d3b976b7630340de2380783b088aca7120000000000001976a9145dacba7eb3702cfe1e9679c53330f1c8e751a17488ac00000000</span>
|
||||
</code></pre>
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/dlc"><span class="arrow-prev">← </span><span>Discreet Log Contract Data Structures</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 © 2025 Suredbits & 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) {
|
||||
|
|
|
|||
|
|
@ -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(30450221008e3ee6e207ed9c2f6a194780d2833de7629cf4fcb9ebe23efce3a364e38d8cff02205e493034f9516e3bb42e792e8e4adaa89eaee4989b79031c3ebdcfe2b39be086)</span>
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(304402205a1a1a7f067c96226f71062ffb50af7c9729b44494719b613a26fd25a2dd3af702206492c7077651dbc2d0c7ad2a5c7e524e230b5e16f57a38c31a48b99b00478dfc)</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-type">HardenedType</span>.defaultOpt)))
|
||||
<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(30440220188667b07bab3c1e5c3169cc96408a5dba831839190e78f6457c57cdbce57c90022021d8a1be78abc544cc0a9bfac2c6ddc2da07050f4c3ee906a390f9c1c78e2e36)</span>
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(30450221009bfe6ecfc771639f6fb6d671f739b60fde0fe6e3d67a982dbb4f4b8d3d6d017f022052daf6376740d04e8b2662c2b3c03926ca42e29b2b9baf3d480ca0bce6837d0c)</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>
|
||||
|
|
|
|||
|
|
@ -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(30450221008e3ee6e207ed9c2f6a194780d2833de7629cf4fcb9ebe23efce3a364e38d8cff02205e493034f9516e3bb42e792e8e4adaa89eaee4989b79031c3ebdcfe2b39be086)</span>
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(304402205a1a1a7f067c96226f71062ffb50af7c9729b44494719b613a26fd25a2dd3af702206492c7077651dbc2d0c7ad2a5c7e524e230b5e16f57a38c31a48b99b00478dfc)</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-type">HardenedType</span>.defaultOpt)))
|
||||
<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(30440220188667b07bab3c1e5c3169cc96408a5dba831839190e78f6457c57cdbce57c90022021d8a1be78abc544cc0a9bfac2c6ddc2da07050f4c3ee906a390f9c1c78e2e36)</span>
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(30450221009bfe6ecfc771639f6fb6d671f739b60fde0fe6e3d67a982dbb4f4b8d3d6d017f022052daf6376740d04e8b2662c2b3c03926ca42e29b2b9baf3d480ca0bce6837d0c)</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>
|
||||
|
|
|
|||
|
|
@ -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>1.9.10-50-c6d83199-SNAPSHOT</code>.</p>
|
||||
recent snapshot published is <code>1.9.10-51-ed66937d-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>)
|
||||
|
|
|
|||
|
|
@ -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>1.9.10-50-c6d83199-SNAPSHOT</code>.</p>
|
||||
recent snapshot published is <code>1.9.10-51-ed66937d-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>)
|
||||
|
|
|
|||
|
|
@ -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, 0xb6801aed8bbee2de0b1dcf8694e081978025cd957120e4a7b7651bf0ee6678af)</span>
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xab5976bb9dea637b079c80ba541b8530fde62fec60a2f50140868a958e6f5689)</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(repair, absorb, rocket, blast, until, humor, cluster, rigid, make, poem, call, congress, across, traffic, fiction, catch, tool, diet, sun, dawn, auction, creek, tired, tobacco)</span>
|
||||
<span class="hljs-comment">// Vector(prize, slight, puzzle, design, plate, rural, bunker, mosquito, ripple, patch, throw, giggle, taxi, blood, ranch, begin, vital, anxiety, canvas, benefit, flight, dash, focus, catalog)</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-example13691521096827387301/encrypted-bitcoin-s-seed.json</span>
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example14283811591513222147/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">HDPurpose</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-example13691521096827387301/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example14283811591513222147/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@3953bfbb)</span>
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@62036172)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeXzKkp5qHMECk6zw5Joxqg73hYhjYf7RXkZMBXjKf6advwy7MH6DdyTEQJN5SjWLXaLweztYPeofMC3we7wmQzDyNTyKbtVK</span>
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZ7ZArXK7URpFuG9MG3AddNdYK9JvbjMhcUdph8LnXctrPXcmS3e5E3Yasr7d31YE6LBKtkx26efQo1Cp1M16XkxJRvSui9V</span>
|
||||
|
||||
println(rootXPub)
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeXzKkp5qHMECk6zw5Joxqg73hYhjYf7RXkZMBXjKf6advwy7MH6DdyTEQJN5SjWLXaLweztYPeofMC3we7wmQzDyNTyKbtVK</span>
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeZ7ZArXK7URpFuG9MG3AddNdYK9JvbjMhcUdph8LnXctrPXcmS3e5E3Yasr7d31YE6LBKtkx26efQo1Cp1M16XkxJRvSui9V</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">HDPurpose</span>.<span class="hljs-type">SegWit</span>, <span class="hljs-type">MainNet</span>)
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example13691521096827387301/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example14283811591513222147/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@180bcd1c</span>
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@1290c55f</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwB6E9WynBaaknsWs5HvqLZ8agHK6B8w3xxc6YMyuaqGV2nwhGiqKc1hdJGTga9kj7VPusgCSqkPkfQjLTb3N58Dx2HZcvMZ</span>
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZxJKeBxTcJnCGb8j92X8dHpiRSitU7ksDpstjhm131sXQUMT7RgFkrc1oskVrsexRdUdamYc5HbPpGMzWLzH3cfCszBwyD82</span>
|
||||
|
||||
println(mainnetXpub)
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZwB6E9WynBaaknsWs5HvqLZ8agHK6B8w3xxc6YMyuaqGV2nwhGiqKc1hdJGTga9kj7VPusgCSqkPkfQjLTb3N58Dx2HZcvMZ</span>
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZxJKeBxTcJnCGb8j92X8dHpiRSitU7ksDpstjhm131sXQUMT7RgFkrc1oskVrsexRdUdamYc5HbPpGMzWLzH3cfCszBwyD82</span>
|
||||
</code></pre>
|
||||
<p>Which gives us something that looks like this</p>
|
||||
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>
|
||||
|
|
|
|||
|
|
@ -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, 0xb6801aed8bbee2de0b1dcf8694e081978025cd957120e4a7b7651bf0ee6678af)</span>
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xab5976bb9dea637b079c80ba541b8530fde62fec60a2f50140868a958e6f5689)</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(repair, absorb, rocket, blast, until, humor, cluster, rigid, make, poem, call, congress, across, traffic, fiction, catch, tool, diet, sun, dawn, auction, creek, tired, tobacco)</span>
|
||||
<span class="hljs-comment">// Vector(prize, slight, puzzle, design, plate, rural, bunker, mosquito, ripple, patch, throw, giggle, taxi, blood, ranch, begin, vital, anxiety, canvas, benefit, flight, dash, focus, catalog)</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-example13691521096827387301/encrypted-bitcoin-s-seed.json</span>
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example14283811591513222147/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">HDPurpose</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-example13691521096827387301/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example14283811591513222147/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@3953bfbb)</span>
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@62036172)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeXzKkp5qHMECk6zw5Joxqg73hYhjYf7RXkZMBXjKf6advwy7MH6DdyTEQJN5SjWLXaLweztYPeofMC3we7wmQzDyNTyKbtVK</span>
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZ7ZArXK7URpFuG9MG3AddNdYK9JvbjMhcUdph8LnXctrPXcmS3e5E3Yasr7d31YE6LBKtkx26efQo1Cp1M16XkxJRvSui9V</span>
|
||||
|
||||
println(rootXPub)
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeXzKkp5qHMECk6zw5Joxqg73hYhjYf7RXkZMBXjKf6advwy7MH6DdyTEQJN5SjWLXaLweztYPeofMC3we7wmQzDyNTyKbtVK</span>
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeZ7ZArXK7URpFuG9MG3AddNdYK9JvbjMhcUdph8LnXctrPXcmS3e5E3Yasr7d31YE6LBKtkx26efQo1Cp1M16XkxJRvSui9V</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">HDPurpose</span>.<span class="hljs-type">SegWit</span>, <span class="hljs-type">MainNet</span>)
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example13691521096827387301/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example14283811591513222147/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@180bcd1c</span>
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@1290c55f</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwB6E9WynBaaknsWs5HvqLZ8agHK6B8w3xxc6YMyuaqGV2nwhGiqKc1hdJGTga9kj7VPusgCSqkPkfQjLTb3N58Dx2HZcvMZ</span>
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZxJKeBxTcJnCGb8j92X8dHpiRSitU7ksDpstjhm131sXQUMT7RgFkrc1oskVrsexRdUdamYc5HbPpGMzWLzH3cfCszBwyD82</span>
|
||||
|
||||
println(mainnetXpub)
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZwB6E9WynBaaknsWs5HvqLZ8agHK6B8w3xxc6YMyuaqGV2nwhGiqKc1hdJGTga9kj7VPusgCSqkPkfQjLTb3N58Dx2HZcvMZ</span>
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZxJKeBxTcJnCGb8j92X8dHpiRSitU7ksDpstjhm131sXQUMT7RgFkrc1oskVrsexRdUdamYc5HbPpGMzWLzH3cfCszBwyD82</span>
|
||||
</code></pre>
|
||||
<p>Which gives us something that looks like this</p>
|
||||
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>
|
||||
|
|
|
|||
|
|
@ -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(028161236c96d8517b21406f10f2d2a7400613013753b35716970c1afb899b5919)</span>
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(03206628c00ff0c7555e137356f9363f73c08065d5f275dcb5ba0f3e313796b118)</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(304402203d341e51ea7bf01551b092cf292ad24e245ddb46c9f6594009dd589bb53c8bc00220528228f8a9e2fabb2755c2df4fdcb5754babf21e36f5b809811d469f10efff45)</span>
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3044022004c4e8e49efd57002f50dd3e9af633e17f23db3d7dc11bffe9aa300c58ee498602202db62786ff58a3b449cefee7047b5a630cb5d5dbfd863e964dd5953e3f39f52e)</span>
|
||||
|
||||
<span class="hljs-comment">// calls bouncy castle indirectly via CryptoContext</span>
|
||||
<span class="hljs-keyword">val</span> verified = publicKey.verify(dataToSign.bytes, signature)
|
||||
|
|
|
|||
|
|
@ -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(028161236c96d8517b21406f10f2d2a7400613013753b35716970c1afb899b5919)</span>
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(03206628c00ff0c7555e137356f9363f73c08065d5f275dcb5ba0f3e313796b118)</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(304402203d341e51ea7bf01551b092cf292ad24e245ddb46c9f6594009dd589bb53c8bc00220528228f8a9e2fabb2755c2df4fdcb5754babf21e36f5b809811d469f10efff45)</span>
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3044022004c4e8e49efd57002f50dd3e9af633e17f23db3d7dc11bffe9aa300c58ee498602202db62786ff58a3b449cefee7047b5a630cb5d5dbfd863e964dd5953e3f39f52e)</span>
|
||||
|
||||
<span class="hljs-comment">// calls bouncy castle indirectly via CryptoContext</span>
|
||||
<span class="hljs-keyword">val</span> verified = publicKey.verify(dataToSign.bytes, signature)
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue