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parent
125ffecb7e
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79c3af2ed3
14 changed files with 92 additions and 112 deletions
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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(ECPrivateKeyImpl)</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(02d3f27f3f0505e99c9d50f88139896d1d1959453229fd65247db8ab93ddf3bd55)</span>
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<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(036d89809a41354a9948139fa81af1c24733e9b0731b68df4f2dbc2efa293a327e)</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 = tb1qz9ckkkvv8r488qg3fmezf66yfk3fs8qpv03zux</span>
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<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qjqlymd7xtp6rdl7y0qdejkc5008kdwqm2vxhf7</span>
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println(segwitAddress.toString)
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<span class="hljs-comment">// tb1qz9ckkkvv8r488qg3fmezf66yfk3fs8qpv03zux</span>
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<span class="hljs-comment">// tb1qjqlymd7xtp6rdl7y0qdejkc5008kdwqm2vxhf7</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 = mh7Beq1zfC7fZfAzywduxWnCHDGvbhZQcR</span>
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<span class="hljs-comment">// legacyAddress: P2PKHAddress = mtfeEc8tEsA8FQxwqvWZ6zDdTp7K8G8i9q</span>
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println(legacyAddress.toString)
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<span class="hljs-comment">// mh7Beq1zfC7fZfAzywduxWnCHDGvbhZQcR</span>
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<span class="hljs-comment">// mtfeEc8tEsA8FQxwqvWZ6zDdTp7K8G8i9q</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 © 2020 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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@ -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(ECPrivateKeyImpl)</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(02d3f27f3f0505e99c9d50f88139896d1d1959453229fd65247db8ab93ddf3bd55)</span>
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<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(036d89809a41354a9948139fa81af1c24733e9b0731b68df4f2dbc2efa293a327e)</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 = tb1qz9ckkkvv8r488qg3fmezf66yfk3fs8qpv03zux</span>
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<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qjqlymd7xtp6rdl7y0qdejkc5008kdwqm2vxhf7</span>
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println(segwitAddress.toString)
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<span class="hljs-comment">// tb1qz9ckkkvv8r488qg3fmezf66yfk3fs8qpv03zux</span>
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<span class="hljs-comment">// tb1qjqlymd7xtp6rdl7y0qdejkc5008kdwqm2vxhf7</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 = mh7Beq1zfC7fZfAzywduxWnCHDGvbhZQcR</span>
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<span class="hljs-comment">// legacyAddress: P2PKHAddress = mtfeEc8tEsA8FQxwqvWZ6zDdTp7K8G8i9q</span>
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println(legacyAddress.toString)
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<span class="hljs-comment">// mh7Beq1zfC7fZfAzywduxWnCHDGvbhZQcR</span>
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<span class="hljs-comment">// mtfeEc8tEsA8FQxwqvWZ6zDdTp7K8G8i9q</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 © 2020 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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@ -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, 0xee25561e4b7484c58723666661b5ca4ad1a25a9ee32a00ff750ef314ae207957)</span>
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<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x92ab3992862fa3e43228a4969be7aa7daa8f9394b87d8ae51128a252bd05f6a2)</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(until, click, maple, notice, embark, glare, broken, holiday, grid, asset, income, noble, boss, coil, knee, grab, abstract, wing, dry, tower, enough, awake, torch, want) // the phrase the user should write down</span>
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<span class="hljs-comment">// res0: Vector[String] = Vector(naive, flush, gorilla, arrange, when, velvet, silly, behind, notable, tennis, tunnel, win, pottery, six, fancy, autumn, memory, chuckle, enforce, dwarf, cloth, load, surround, family) // the phrase the user should write down</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 = zpub6jftahH18ngZwJTDLbRpGALK7mjG6HrpxQqfacKMc2tsD7mnb1rxDRxmp1jBt6GTY2VLhW7UVeAJSpjWpjrACXcTJjwMfPE489RYXN3c4Pm</span>
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<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxzbH5u2poF8woYGue5QZ9wJLMRarbWgmqphs5hGtWKV3eBM78xNT9DTXci7oobAsw7jgvsB7CS62Hgm7s1GthzoBi29RZmA</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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@ -154,7 +154,7 @@ 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 = zpub6rbeYkgdmPPA795qX8z47ndwM1fiPSuJZbs7c8S8hy2sV8KyoKGjSHvg9GBuvKuqymToWitWmQgxNsvwX7nZM7HzmMPEsDxvX1LCMDe1Nem</span>
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<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rHW6BLEKmLcJ6mjNyHHuKzHDeoxYoc4U9TAXgE7pwLoz3qE4NLrCFAwMBq2AZpBeFZDRQ2RWDM7kwsr7456wm3oSG8KrDk3AkPT3gWaWdK</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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@ -177,12 +177,12 @@ 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 = tb1qv4gx0pugw38ulj0vl8mmw3rqcrevnh6rt4crat</span>
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<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qldpclcgt344frkuaawxjumvrxn69jpuh694enh</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 = tb1qv4gx0pugw38ulj0vl8mmw3rqcrevnh6rt4crat</span>
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<span class="hljs-comment">// res2: String = tb1qldpclcgt344frkuaawxjumvrxn69jpuh694enh</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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@ -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, 0xee25561e4b7484c58723666661b5ca4ad1a25a9ee32a00ff750ef314ae207957)</span>
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<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x92ab3992862fa3e43228a4969be7aa7daa8f9394b87d8ae51128a252bd05f6a2)</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(until, click, maple, notice, embark, glare, broken, holiday, grid, asset, income, noble, boss, coil, knee, grab, abstract, wing, dry, tower, enough, awake, torch, want) // the phrase the user should write down</span>
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<span class="hljs-comment">// res0: Vector[String] = Vector(naive, flush, gorilla, arrange, when, velvet, silly, behind, notable, tennis, tunnel, win, pottery, six, fancy, autumn, memory, chuckle, enforce, dwarf, cloth, load, surround, family) // the phrase the user should write down</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 = zpub6jftahH18ngZwJTDLbRpGALK7mjG6HrpxQqfacKMc2tsD7mnb1rxDRxmp1jBt6GTY2VLhW7UVeAJSpjWpjrACXcTJjwMfPE489RYXN3c4Pm</span>
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<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxzbH5u2poF8woYGue5QZ9wJLMRarbWgmqphs5hGtWKV3eBM78xNT9DTXci7oobAsw7jgvsB7CS62Hgm7s1GthzoBi29RZmA</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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@ -154,7 +154,7 @@ 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 = zpub6rbeYkgdmPPA795qX8z47ndwM1fiPSuJZbs7c8S8hy2sV8KyoKGjSHvg9GBuvKuqymToWitWmQgxNsvwX7nZM7HzmMPEsDxvX1LCMDe1Nem</span>
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<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rHW6BLEKmLcJ6mjNyHHuKzHDeoxYoc4U9TAXgE7pwLoz3qE4NLrCFAwMBq2AZpBeFZDRQ2RWDM7kwsr7456wm3oSG8KrDk3AkPT3gWaWdK</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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@ -177,12 +177,12 @@ 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 = tb1qv4gx0pugw38ulj0vl8mmw3rqcrevnh6rt4crat</span>
|
||||
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qldpclcgt344frkuaawxjumvrxn69jpuh694enh</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 = tb1qv4gx0pugw38ulj0vl8mmw3rqcrevnh6rt4crat</span>
|
||||
<span class="hljs-comment">// res2: String = tb1qldpclcgt344frkuaawxjumvrxn69jpuh694enh</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$$anon$3@44a8c96c[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@45d8fab5[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 43, 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(022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a)</span>
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(03cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33)</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(a745dcaca64b197a768b9ed38ebdd32898be39ac)</span>
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(509622a93439551a0f0dd3fd469e7497eb05be17)</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(a745dcaca64b197a768b9ed38ebdd32898be39ac))</span>
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(509622a93439551a0f0dd3fd469e7497eb05be17))</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(6810aea708150408e9cfb8581990b0442c8697ea)</span>
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(3fd35012596d28273a1ae94c4bffe00dd5534fb1)</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(6810aea708150408e9cfb8581990b0442c8697ea)))</span>
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(3fd35012596d28273a1ae94c4bffe00dd5534fb1)))</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(a745dcaca64b197a768b9ed38ebdd32898be39ac))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(509622a93439551a0f0dd3fd469e7497eb05be17))),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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0)</span>
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0)</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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),EmptyScriptSignature,UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6810aea708150408e9cfb8581990b0442c8697ea))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3fd35012596d28273a1ae94c4bffe00dd5534fb1))),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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),10000 sats,ECPublicKey(022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a))</span>
|
||||
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),10000 sats,ECPublicKey(03cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33))</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(c53c18ab89510e50303b2c541e6047ee58c247cb)</span>
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(6c174d238a1c5b74d8b252f964bc08512f41c2b5)</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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),10000 sats,ECPublicKey(022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a))),1 sats/byte,pkh(c53c18ab89510e50303b2c541e6047ee58c247cb))</span>
|
||||
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),10000 sats,ECPublicKey(03cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33))),1 sats/byte,pkh(6c174d238a1c5b74d8b252f964bc08512f41c2b5))</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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6810aea708150408e9cfb8581990b0442c8697ea)), TransactionOutput(4775 sats,pkh(c53c18ab89510e50303b2c541e6047ee58c247cb))),UInt32Impl(0))))</span>
|
||||
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3fd35012596d28273a1ae94c4bffe00dd5534fb1)), TransactionOutput(4775 sats,pkh(6c174d238a1c5b74d8b252f964bc08512f41c2b5))),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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),10000 sats,ECPublicKey(022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(a745dcaca64b197a768b9ed38ebdd32898be39ac))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),10000 sats,ECPublicKey(03cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(509622a93439551a0f0dd3fd469e7497eb05be17))),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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),10000 sats,ECPublicKey(022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(a745dcaca64b197a768b9ed38ebdd32898be39ac))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
|
||||
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),10000 sats,ECPublicKey(03cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(509622a93439551a0f0dd3fd469e7497eb05be17))),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 'sign' 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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),P2PKHScriptSignature(ECPublicKey(022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a), ECDigitalSignature(304402205ec4b87464156b86a425642e553f68edd726788d70c85af294f3f02818d4e92102206e586fbbb954934092514a62c55cd3f7904bbd0480b843d82d276f4ce8dbf34001)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6810aea708150408e9cfb8581990b0442c8697ea)), TransactionOutput(4775 sats,pkh(c53c18ab89510e50303b2c541e6047ee58c247cb))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),P2PKHScriptSignature(ECPublicKey(03cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33), ECDigitalSignature(30440220624b3995062cafb9df588d12f4cbdfbb2a90e02eed49f019766c34a8a22dfc0e022027ac831c50f7dbf08ffa04fd84a2aecaee8c93e569d4b031c204885f814384a201)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3fd35012596d28273a1ae94c4bffe00dd5534fb1)), TransactionOutput(4775 sats,pkh(6c174d238a1c5b74d8b252f964bc08512f41c2b5))),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 = 0200000001ba400edc1e7f0d964b0e1d8a990eda0d17da381a78db5db239f3c1c7d0f59eb2000000006a47304402205ec4b87464156b86a425642e553f68edd726788d70c85af294f3f02818d4e92102206e586fbbb954934092514a62c55cd3f7904bbd0480b843d82d276f4ce8dbf3400121022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a000000000288130000000000001976a9146810aea708150408e9cfb8581990b0442c8697ea88aca7120000000000001976a914c53c18ab89510e50303b2c541e6047ee58c247cb88ac00000000</span>
|
||||
<span class="hljs-comment">// res4: String = 0200000001718db48d8fb53f3bf2d7d0af5b923b9f2ffa859e40bf81f49e80fc45fba93e79000000006a4730440220624b3995062cafb9df588d12f4cbdfbb2a90e02eed49f019766c34a8a22dfc0e022027ac831c50f7dbf08ffa04fd84a2aecaee8c93e569d4b031c204885f814384a2012103cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33000000000288130000000000001976a9143fd35012596d28273a1ae94c4bffe00dd5534fb188aca7120000000000001976a9146c174d238a1c5b74d8b252f964bc08512f41c2b588ac00000000</span>
|
||||
</code></pre>
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/psbts"><span class="arrow-prev">← </span><span>Partially Signed Bitcoin Transactions</span></a><a class="docs-next button" href="/docs/next/core/lightning-network"><span>Lightning Network Data Types</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2020 Suredbits & 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$$anon$3@44a8c96c[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 33, tasks = 0, submissions = 0]</span>
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@45d8fab5[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 43, 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(022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a)</span>
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(03cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33)</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(a745dcaca64b197a768b9ed38ebdd32898be39ac)</span>
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(509622a93439551a0f0dd3fd469e7497eb05be17)</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(a745dcaca64b197a768b9ed38ebdd32898be39ac))</span>
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(509622a93439551a0f0dd3fd469e7497eb05be17))</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(6810aea708150408e9cfb8581990b0442c8697ea)</span>
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(3fd35012596d28273a1ae94c4bffe00dd5534fb1)</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(6810aea708150408e9cfb8581990b0442c8697ea)))</span>
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(3fd35012596d28273a1ae94c4bffe00dd5534fb1)))</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(a745dcaca64b197a768b9ed38ebdd32898be39ac))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(509622a93439551a0f0dd3fd469e7497eb05be17))),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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0)</span>
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0)</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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),EmptyScriptSignature,UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6810aea708150408e9cfb8581990b0442c8697ea))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3fd35012596d28273a1ae94c4bffe00dd5534fb1))),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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),10000 sats,ECPublicKey(022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a))</span>
|
||||
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),10000 sats,ECPublicKey(03cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33))</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(c53c18ab89510e50303b2c541e6047ee58c247cb)</span>
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(6c174d238a1c5b74d8b252f964bc08512f41c2b5)</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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),10000 sats,ECPublicKey(022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a))),1 sats/byte,pkh(c53c18ab89510e50303b2c541e6047ee58c247cb))</span>
|
||||
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),10000 sats,ECPublicKey(03cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33))),1 sats/byte,pkh(6c174d238a1c5b74d8b252f964bc08512f41c2b5))</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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6810aea708150408e9cfb8581990b0442c8697ea)), TransactionOutput(4775 sats,pkh(c53c18ab89510e50303b2c541e6047ee58c247cb))),UInt32Impl(0))))</span>
|
||||
<span class="hljs-comment">// unsignedTxF: Future[Transaction] = Future(Success(BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3fd35012596d28273a1ae94c4bffe00dd5534fb1)), TransactionOutput(4775 sats,pkh(6c174d238a1c5b74d8b252f964bc08512f41c2b5))),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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),10000 sats,ECPublicKey(022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(a745dcaca64b197a768b9ed38ebdd32898be39ac))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),10000 sats,ECPublicKey(03cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(509622a93439551a0f0dd3fd469e7497eb05be17))),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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),10000 sats,ECPublicKey(022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(a745dcaca64b197a768b9ed38ebdd32898be39ac))),UInt32Impl(0)),Vector(Masked(ECPrivateKeyImpl)),SIGHASH_ALL(Int32Impl(1))))</span>
|
||||
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),10000 sats,ECPublicKey(03cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(509622a93439551a0f0dd3fd469e7497eb05be17))),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 'sign' 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(b29ef5d0c7c1f339b25ddb781a38da170dda0e998a1d0e4b960d7f1edc0e40ba:0),P2PKHScriptSignature(ECPublicKey(022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a), ECDigitalSignature(304402205ec4b87464156b86a425642e553f68edd726788d70c85af294f3f02818d4e92102206e586fbbb954934092514a62c55cd3f7904bbd0480b843d82d276f4ce8dbf34001)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6810aea708150408e9cfb8581990b0442c8697ea)), TransactionOutput(4775 sats,pkh(c53c18ab89510e50303b2c541e6047ee58c247cb))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(793ea9fb45fc809ef481bf409e85fa2f9f3b925bafd0d7f23b3fb58f8db48d71:0),P2PKHScriptSignature(ECPublicKey(03cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33), ECDigitalSignature(30440220624b3995062cafb9df588d12f4cbdfbb2a90e02eed49f019766c34a8a22dfc0e022027ac831c50f7dbf08ffa04fd84a2aecaee8c93e569d4b031c204885f814384a201)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3fd35012596d28273a1ae94c4bffe00dd5534fb1)), TransactionOutput(4775 sats,pkh(6c174d238a1c5b74d8b252f964bc08512f41c2b5))),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 = 0200000001ba400edc1e7f0d964b0e1d8a990eda0d17da381a78db5db239f3c1c7d0f59eb2000000006a47304402205ec4b87464156b86a425642e553f68edd726788d70c85af294f3f02818d4e92102206e586fbbb954934092514a62c55cd3f7904bbd0480b843d82d276f4ce8dbf3400121022281bebcdfa3ccbcb0be8444fc4d7f76bb5ac4411bfb6d22e071ab683a44e61a000000000288130000000000001976a9146810aea708150408e9cfb8581990b0442c8697ea88aca7120000000000001976a914c53c18ab89510e50303b2c541e6047ee58c247cb88ac00000000</span>
|
||||
<span class="hljs-comment">// res4: String = 0200000001718db48d8fb53f3bf2d7d0af5b923b9f2ffa859e40bf81f49e80fc45fba93e79000000006a4730440220624b3995062cafb9df588d12f4cbdfbb2a90e02eed49f019766c34a8a22dfc0e022027ac831c50f7dbf08ffa04fd84a2aecaee8c93e569d4b031c204885f814384a2012103cbc7a9aca195fcffbee4dd7bc90137652f4616a6924dfc3efb3b1a812b423a33000000000288130000000000001976a9143fd35012596d28273a1ae94c4bffe00dd5534fb188aca7120000000000001976a9146c174d238a1c5b74d8b252f964bc08512f41c2b588ac00000000</span>
|
||||
</code></pre>
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/psbts"><span class="arrow-prev">← </span><span>Partially Signed Bitcoin Transactions</span></a><a class="docs-next button" href="/docs/next/core/lightning-network"><span>Lightning Network Data Types</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2020 Suredbits & 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(304402202cb7b46206ae2f8e2f5f97b1a0924ba6d87c7afd681d3e67578695dc35648ea602200a6c7dee90d9954e20c81251ba801bd14b65772f505754e7decb95c9c2ef91e3)</span>
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100ee4155ed66d21b8637eedf01b64d515bdd40de0f06b1aa254700d15e0ae151460220302e626c3de7a0214ceca7846d5e34c4139608e5f9f07cb8bb49a9345b62ecca)</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(3045022100e3506f11ce27dba68a8d6fb6e4cb6ec78ff1f82d9cd81d98bc03e94765617740022037afa4df8a4906d98beea8a3ca30a5975821348888e6e8472fe85375d56e4d5d)</span>
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(304402204d0bb1f57c95552490589719542bc42aa0bb93523ace886b23e5a3fab55b1a3d022050be132c7e2b56d3fc1b12a313d13dfd667f1c28dd93e6c91c42d9d4d89ef57b)</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(304402202cb7b46206ae2f8e2f5f97b1a0924ba6d87c7afd681d3e67578695dc35648ea602200a6c7dee90d9954e20c81251ba801bd14b65772f505754e7decb95c9c2ef91e3)</span>
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100ee4155ed66d21b8637eedf01b64d515bdd40de0f06b1aa254700d15e0ae151460220302e626c3de7a0214ceca7846d5e34c4139608e5f9f07cb8bb49a9345b62ecca)</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(3045022100e3506f11ce27dba68a8d6fb6e4cb6ec78ff1f82d9cd81d98bc03e94765617740022037afa4df8a4906d98beea8a3ca30a5975821348888e6e8472fe85375d56e4d5d)</span>
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(304402204d0bb1f57c95552490589719542bc42aa0bb93523ace886b23e5a3fab55b1a3d022050be132c7e2b56d3fc1b12a313d13dfd667f1c28dd93e6c91c42d9d4d89ef57b)</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>
|
||||
|
|
|
|||
|
|
@ -120,7 +120,7 @@ libraryDependencies += <span class="hljs-string">"org.bitcoin-s"</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+161-a08fc0c8-SNAPSHOT</code>.</p>
|
||||
recent snapshot published is <code>0.4.0+162-0e9449d9-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>)
|
||||
|
|
|
|||
|
|
@ -120,7 +120,7 @@ libraryDependencies += <span class="hljs-string">"org.bitcoin-s"</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+161-a08fc0c8-SNAPSHOT</code>.</p>
|
||||
recent snapshot published is <code>0.4.0+162-0e9449d9-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, 0xe9e7880412a1db1790d9071108a0aecaab0566c2be79e30fc978681730574876)</span>
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x5d6aef3f31714fac32608eff2bdedb44db4ad1595bd412615f47c92c3aaa48a5)</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(try, detail, absurd, census, buffalo, mesh, drop, can, baby, eagle, close, next, raccoon, recall, april, song, toast, layer, fun, south, indoor, close, canyon, suffer)</span>
|
||||
<span class="hljs-comment">// Vector(frost, first, sound, glass, belt, stock, sister, balcony, you, galaxy, replace, meadow, regret, hamster, grace, kind, bar, april, spin, myself, senior, festival, card, post)</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-example2127934488389836969/encrypted-bitcoin-s-seed.json</span>
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example8316895516669304535/encrypted-bitcoin-s-seed.json</span>
|
||||
|
||||
<span class="hljs-comment">//let's create a native segwit key manager</span>
|
||||
<span class="hljs-keyword">val</span> purpose = <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>
|
||||
|
|
@ -110,24 +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-example2127934488389836969/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example8316895516669304535/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(</span>
|
||||
<span class="hljs-comment">// BIP39KeyManager(</span>
|
||||
<span class="hljs-comment">// mnemonic=Masked(MnemonicCodeImpl),</span>
|
||||
<span class="hljs-comment">// kmParams=KeyManagerParams(/tmp/key-manager-example2127934488389836969/encrypted-bitcoin-s-seed.json,m/84',RegTest),</span>
|
||||
<span class="hljs-comment">// bip39PasswordOpt=None,</span>
|
||||
<span class="hljs-comment">// creationTime=2020-12-17T18:01:49Z))</span>
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@4d12e13f)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYCxUKXgr59ajoLkozm6bFJPtJRH7fftx5GEbgikW63afvKeJhaG1zfVtvQ1PCGNZkiiRjXrH3svJj2XK5NxBBnKf9yq2aF2</span>
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZtT9SUZS5xndd9oobhkWjhpDXn4Ljn1bi9xPMEfadvN6JJ3fDxEiobT7jVxdFFCXMvoNxyZ9xnHeiPAVDwX7N27y4qxSMKx</span>
|
||||
|
||||
println(rootXPub)
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeYCxUKXgr59ajoLkozm6bFJPtJRH7fftx5GEbgikW63afvKeJhaG1zfVtvQ1PCGNZkiiRjXrH3svJj2XK5NxBBnKf9yq2aF2</span>
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeZtT9SUZS5xndd9oobhkWjhpDXn4Ljn1bi9xPMEfadvN6JJ3fDxEiobT7jVxdFFCXMvoNxyZ9xnHeiPAVDwX7N27y4qxSMKx</span>
|
||||
</code></pre>
|
||||
<p>Which should print something that looks like this</p>
|
||||
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
|
||||
|
|
@ -136,22 +131,17 @@ println(rootXPub)
|
|||
again after initializing it once. You can use the same <code>mnemonic</code> for different networks, which you control <code>KeyManagerParams</code>.</p>
|
||||
<pre><code class="hljs css language-scala"><span class="hljs-comment">//let's create a nested segwit key manager for mainnet</span>
|
||||
<span class="hljs-keyword">val</span> mainnetKmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>, <span class="hljs-type">MainNet</span>)
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example2127934488389836969/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example8316895516669304535/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>(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now)
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = </span>
|
||||
<span class="hljs-comment">// BIP39KeyManager(</span>
|
||||
<span class="hljs-comment">// mnemonic=Masked(MnemonicCodeImpl),</span>
|
||||
<span class="hljs-comment">// kmParams=KeyManagerParams(/tmp/key-manager-example2127934488389836969/encrypted-bitcoin-s-seed.json,m/84',MainNet),</span>
|
||||
<span class="hljs-comment">// bip39PasswordOpt=None,</span>
|
||||
<span class="hljs-comment">// creationTime=2020-12-17T18:01:50.073Z)</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@1240f250</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwPiwexqLuVxkVDLbmF4aukUmRzrfBhQUHfVWhMQkaJDE19UehCshdDy7vJPd2unmHsAgcKWLEpeiCPK1R2E8GgaEiK8Dnb5</span>
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZy5DcmuhvvKAeK2PbNBiWQ9u6fMdtFoX7vZDJMsKq8AzeP7t1DarQS9vLjQLs5tciu5FdqmDD9j24BjxBZao4SvNYd91eNoG</span>
|
||||
|
||||
println(mainnetXpub)
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZwPiwexqLuVxkVDLbmF4aukUmRzrfBhQUHfVWhMQkaJDE19UehCshdDy7vJPd2unmHsAgcKWLEpeiCPK1R2E8GgaEiK8Dnb5</span>
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZy5DcmuhvvKAeK2PbNBiWQ9u6fMdtFoX7vZDJMsKq8AzeP7t1DarQS9vLjQLs5tciu5FdqmDD9j24BjxBZao4SvNYd91eNoG</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, 0xe9e7880412a1db1790d9071108a0aecaab0566c2be79e30fc978681730574876)</span>
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0x5d6aef3f31714fac32608eff2bdedb44db4ad1595bd412615f47c92c3aaa48a5)</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(try, detail, absurd, census, buffalo, mesh, drop, can, baby, eagle, close, next, raccoon, recall, april, song, toast, layer, fun, south, indoor, close, canyon, suffer)</span>
|
||||
<span class="hljs-comment">// Vector(frost, first, sound, glass, belt, stock, sister, balcony, you, galaxy, replace, meadow, regret, hamster, grace, kind, bar, april, spin, myself, senior, festival, card, post)</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-example2127934488389836969/encrypted-bitcoin-s-seed.json</span>
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example8316895516669304535/encrypted-bitcoin-s-seed.json</span>
|
||||
|
||||
<span class="hljs-comment">//let's create a native segwit key manager</span>
|
||||
<span class="hljs-keyword">val</span> purpose = <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>
|
||||
|
|
@ -110,24 +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-example2127934488389836969/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example8316895516669304535/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(</span>
|
||||
<span class="hljs-comment">// BIP39KeyManager(</span>
|
||||
<span class="hljs-comment">// mnemonic=Masked(MnemonicCodeImpl),</span>
|
||||
<span class="hljs-comment">// kmParams=KeyManagerParams(/tmp/key-manager-example2127934488389836969/encrypted-bitcoin-s-seed.json,m/84',RegTest),</span>
|
||||
<span class="hljs-comment">// bip39PasswordOpt=None,</span>
|
||||
<span class="hljs-comment">// creationTime=2020-12-17T18:01:49Z))</span>
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@4d12e13f)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYCxUKXgr59ajoLkozm6bFJPtJRH7fftx5GEbgikW63afvKeJhaG1zfVtvQ1PCGNZkiiRjXrH3svJj2XK5NxBBnKf9yq2aF2</span>
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZtT9SUZS5xndd9oobhkWjhpDXn4Ljn1bi9xPMEfadvN6JJ3fDxEiobT7jVxdFFCXMvoNxyZ9xnHeiPAVDwX7N27y4qxSMKx</span>
|
||||
|
||||
println(rootXPub)
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeYCxUKXgr59ajoLkozm6bFJPtJRH7fftx5GEbgikW63afvKeJhaG1zfVtvQ1PCGNZkiiRjXrH3svJj2XK5NxBBnKf9yq2aF2</span>
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeZtT9SUZS5xndd9oobhkWjhpDXn4Ljn1bi9xPMEfadvN6JJ3fDxEiobT7jVxdFFCXMvoNxyZ9xnHeiPAVDwX7N27y4qxSMKx</span>
|
||||
</code></pre>
|
||||
<p>Which should print something that looks like this</p>
|
||||
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
|
||||
|
|
@ -136,22 +131,17 @@ println(rootXPub)
|
|||
again after initializing it once. You can use the same <code>mnemonic</code> for different networks, which you control <code>KeyManagerParams</code>.</p>
|
||||
<pre><code class="hljs css language-scala"><span class="hljs-comment">//let's create a nested segwit key manager for mainnet</span>
|
||||
<span class="hljs-keyword">val</span> mainnetKmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>, <span class="hljs-type">MainNet</span>)
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example2127934488389836969/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example8316895516669304535/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>(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now)
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = </span>
|
||||
<span class="hljs-comment">// BIP39KeyManager(</span>
|
||||
<span class="hljs-comment">// mnemonic=Masked(MnemonicCodeImpl),</span>
|
||||
<span class="hljs-comment">// kmParams=KeyManagerParams(/tmp/key-manager-example2127934488389836969/encrypted-bitcoin-s-seed.json,m/84',MainNet),</span>
|
||||
<span class="hljs-comment">// bip39PasswordOpt=None,</span>
|
||||
<span class="hljs-comment">// creationTime=2020-12-17T18:01:50.073Z)</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@1240f250</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwPiwexqLuVxkVDLbmF4aukUmRzrfBhQUHfVWhMQkaJDE19UehCshdDy7vJPd2unmHsAgcKWLEpeiCPK1R2E8GgaEiK8Dnb5</span>
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZy5DcmuhvvKAeK2PbNBiWQ9u6fMdtFoX7vZDJMsKq8AzeP7t1DarQS9vLjQLs5tciu5FdqmDD9j24BjxBZao4SvNYd91eNoG</span>
|
||||
|
||||
println(mainnetXpub)
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZwPiwexqLuVxkVDLbmF4aukUmRzrfBhQUHfVWhMQkaJDE19UehCshdDy7vJPd2unmHsAgcKWLEpeiCPK1R2E8GgaEiK8Dnb5</span>
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZy5DcmuhvvKAeK2PbNBiWQ9u6fMdtFoX7vZDJMsKq8AzeP7t1DarQS9vLjQLs5tciu5FdqmDD9j24BjxBZao4SvNYd91eNoG</span>
|
||||
</code></pre>
|
||||
<p>Which gives us something that looks like this</p>
|
||||
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>
|
||||
|
|
|
|||
|
|
@ -114,12 +114,12 @@ println(<span class="hljs-string">s"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(02811def3bbf396b94db34bbce8f145fbcacf4a8104476b44ac3db77af9568697c)</span>
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0307c95b86f2baee35ba50467f93aff04cb3f46b8af0f6bf13e81a4a57e2ec70dd)</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(3044022047eb575eea38938092849b07f0d72d22c8fb05f49ffebd3d40d33ab27c8725910220548e41522f215cac727ddf913d77e73417118152e11217401e053c6bd42e3095)</span>
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(304502210099c065fe9e876ce045e6c0463ed9c8d8657392e07c9e13f3e12c2d803049e38e0220641104c5742f2ec3354ff630e096e9d904778e43b34ab98a2645e8a7647ac572)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
|
||||
<span class="hljs-comment">// verified: Boolean = true</span>
|
||||
|
|
|
|||
|
|
@ -114,12 +114,12 @@ println(<span class="hljs-string">s"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(02811def3bbf396b94db34bbce8f145fbcacf4a8104476b44ac3db77af9568697c)</span>
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0307c95b86f2baee35ba50467f93aff04cb3f46b8af0f6bf13e81a4a57e2ec70dd)</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(3044022047eb575eea38938092849b07f0d72d22c8fb05f49ffebd3d40d33ab27c8725910220548e41522f215cac727ddf913d77e73417118152e11217401e053c6bd42e3095)</span>
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(304502210099c065fe9e876ce045e6c0463ed9c8d8657392e07c9e13f3e12c2d803049e38e0220641104c5742f2ec3354ff630e096e9d904778e43b34ab98a2645e8a7647ac572)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
|
||||
<span class="hljs-comment">// verified: Boolean = true</span>
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue