mirror of
https://github.com/bitcoin-s/bitcoin-s.git
synced 2025-03-22 15:15:09 +01:00
Docusaurus bot
parent
2840d1a506
commit
c815d505de
17 changed files with 107 additions and 107 deletions
File diff suppressed because one or more lines are too long
|
|
@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
|
|||
<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
|
||||
<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKey)</span>
|
||||
<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
|
||||
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(03b2152377305816243537c740a6974e1cc3a2361c5445a8888e597dac51339e99)</span>
|
||||
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(039f17b230f97eb1b31105d569b5522ce82dbda7f638220f440dd68feb84aa7cbb)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> segwitAddress = {
|
||||
<span class="hljs-comment">// see https://bitcoin.org/en/glossary/pubkey-script</span>
|
||||
|
|
@ -89,10 +89,10 @@ reason to keep using legacy transaction formats.</p>
|
|||
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
|
||||
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
|
||||
}
|
||||
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1q06q05wmmp5ee0eddh2dly78qlz88220rw6qtcq</span>
|
||||
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qjjhnfmw7wpmfrh0l9l5lnwp2nvm73na7gf8slv</span>
|
||||
|
||||
println(segwitAddress.toString)
|
||||
<span class="hljs-comment">// tb1q06q05wmmp5ee0eddh2dly78qlz88220rw6qtcq</span>
|
||||
<span class="hljs-comment">// tb1qjjhnfmw7wpmfrh0l9l5lnwp2nvm73na7gf8slv</span>
|
||||
</code></pre>
|
||||
<h2><a class="anchor" aria-hidden="true" id="generating-legacy-base58-addresses"></a><a href="#generating-legacy-base58-addresses" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Generating legacy (base58) addresses</h2>
|
||||
<p>If you need to generate legacy addresses for backwards
|
||||
|
|
@ -101,10 +101,10 @@ Take a look:</p>
|
|||
<pre><code class="hljs css language-scala"><span class="hljs-comment">// we're reusing the same private/public key pair</span>
|
||||
<span class="hljs-comment">// from before. don't do this in an actual application!</span>
|
||||
<span class="hljs-keyword">val</span> legacyAddress = <span class="hljs-type">P2PKHAddress</span>(pubkey, <span class="hljs-type">TestNet3</span>)
|
||||
<span class="hljs-comment">// legacyAddress: P2PKHAddress = ms3qwjfSj32cvcjP2QmBben3kS8zp9cWQs</span>
|
||||
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mu58C2Kovgax4RH5HbxyDQhcSAXNpmapWs</span>
|
||||
|
||||
println(legacyAddress.toString)
|
||||
<span class="hljs-comment">// ms3qwjfSj32cvcjP2QmBben3kS8zp9cWQs</span>
|
||||
<span class="hljs-comment">// mu58C2Kovgax4RH5HbxyDQhcSAXNpmapWs</span>
|
||||
</code></pre>
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/core-intro"><span class="arrow-prev">← </span><span>Core Module</span></a><a class="docs-next button" href="/docs/next/core/hd-keys"><span>HD Key Generation</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#generating-segwit-bech32-addresses">Generating SegWit (bech32) addresses</a></li><li><a href="#generating-legacy-base58-addresses">Generating legacy (base58) addresses</a></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2021 Suredbits & 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) {
|
||||
|
|
|
|||
|
|
@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
|
|||
<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
|
||||
<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKey)</span>
|
||||
<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
|
||||
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(03b2152377305816243537c740a6974e1cc3a2361c5445a8888e597dac51339e99)</span>
|
||||
<span class="hljs-comment">// pubkey: org.bitcoins.crypto.ECPublicKey = ECPublicKey(039f17b230f97eb1b31105d569b5522ce82dbda7f638220f440dd68feb84aa7cbb)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> segwitAddress = {
|
||||
<span class="hljs-comment">// see https://bitcoin.org/en/glossary/pubkey-script</span>
|
||||
|
|
@ -89,10 +89,10 @@ reason to keep using legacy transaction formats.</p>
|
|||
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
|
||||
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
|
||||
}
|
||||
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1q06q05wmmp5ee0eddh2dly78qlz88220rw6qtcq</span>
|
||||
<span class="hljs-comment">// segwitAddress: Bech32Address = tb1qjjhnfmw7wpmfrh0l9l5lnwp2nvm73na7gf8slv</span>
|
||||
|
||||
println(segwitAddress.toString)
|
||||
<span class="hljs-comment">// tb1q06q05wmmp5ee0eddh2dly78qlz88220rw6qtcq</span>
|
||||
<span class="hljs-comment">// tb1qjjhnfmw7wpmfrh0l9l5lnwp2nvm73na7gf8slv</span>
|
||||
</code></pre>
|
||||
<h2><a class="anchor" aria-hidden="true" id="generating-legacy-base58-addresses"></a><a href="#generating-legacy-base58-addresses" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Generating legacy (base58) addresses</h2>
|
||||
<p>If you need to generate legacy addresses for backwards
|
||||
|
|
@ -101,10 +101,10 @@ Take a look:</p>
|
|||
<pre><code class="hljs css language-scala"><span class="hljs-comment">// we're reusing the same private/public key pair</span>
|
||||
<span class="hljs-comment">// from before. don't do this in an actual application!</span>
|
||||
<span class="hljs-keyword">val</span> legacyAddress = <span class="hljs-type">P2PKHAddress</span>(pubkey, <span class="hljs-type">TestNet3</span>)
|
||||
<span class="hljs-comment">// legacyAddress: P2PKHAddress = ms3qwjfSj32cvcjP2QmBben3kS8zp9cWQs</span>
|
||||
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mu58C2Kovgax4RH5HbxyDQhcSAXNpmapWs</span>
|
||||
|
||||
println(legacyAddress.toString)
|
||||
<span class="hljs-comment">// ms3qwjfSj32cvcjP2QmBben3kS8zp9cWQs</span>
|
||||
<span class="hljs-comment">// mu58C2Kovgax4RH5HbxyDQhcSAXNpmapWs</span>
|
||||
</code></pre>
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/core-intro"><span class="arrow-prev">← </span><span>Core Module</span></a><a class="docs-next button" href="/docs/next/core/hd-keys"><span>HD Key Generation</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"><ul class="toc-headings"><li><a href="#generating-segwit-bech32-addresses">Generating SegWit (bech32) addresses</a></li><li><a href="#generating-legacy-base58-addresses">Generating legacy (base58) addresses</a></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2021 Suredbits & 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) {
|
||||
|
|
|
|||
File diff suppressed because one or more lines are too long
File diff suppressed because one or more lines are too long
|
|
@ -86,13 +86,13 @@ use that to generate further private and public keys:</p>
|
|||
<span class="hljs-comment">// how long our phrase ends up being</span>
|
||||
<span class="hljs-comment">// 256 bits of entropy results in 24 words</span>
|
||||
<span class="hljs-keyword">val</span> entropy: <span class="hljs-type">BitVector</span> = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
|
||||
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xf6c6f256276a749ddb7e1c61c0713d6294eaeedcb5279ae20689b0415db95f80)</span>
|
||||
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x74c3d926e86b7d3b23b8055b7ad9318574c7e71159d7702c19a74d59a77dc029)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mnemonicCode = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
|
||||
<span class="hljs-comment">// mnemonicCode: MnemonicCode = Masked(MnemonicCodeImpl)</span>
|
||||
|
||||
mnemonicCode.words <span class="hljs-comment">// the phrase the user should write down</span>
|
||||
<span class="hljs-comment">// res0: Vector[String] = Vector(walnut, daring, night, excite, point, exclude, hospital, seminar, gift, adjust, exercise, share, exchange, jazz, index, pilot, online, awake, pen, gauge, beyond, syrup, lawn, build) // the phrase the user should write down</span>
|
||||
<span class="hljs-comment">// res0: Vector[String] = Vector(inquiry, burst, endless, speak, result, outside, moment, absent, fork, strategy, erase, april, erase, vicious, earth, depend, ice, general, hawk, one, omit, same, absent, deposit) // the phrase the user should write down</span>
|
||||
|
||||
<span class="hljs-comment">// the password argument is an optional, extra security</span>
|
||||
<span class="hljs-comment">// measure. all MnemonicCode instances will give you a</span>
|
||||
|
|
@ -108,7 +108,7 @@ mnemonicCode.words <span class="hljs-comment">// the phrase the user should writ
|
|||
bip39Seed)
|
||||
<span class="hljs-comment">// xpriv: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
|
||||
<span class="hljs-keyword">val</span> xpub = xpriv.extPublicKey
|
||||
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZwg2J3aF2NMWLiRs7bfjH2VhwMiC3nZmyHsgkuhByonZph8G3HXw3DKBvk4fZLSqKbPMFiYLs3QC9DVck4JRDFnPDscpTQo1</span>
|
||||
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxM8JHYEQh7GrJ9rfrSNmcChNApGZKvqnTYrRNDJs9GhRQ2PtkdAm9NmAVsiY95BYy269bMA41fwu3LvR5t5Bn2VAr8wL9Mo</span>
|
||||
|
||||
<span class="hljs-comment">// you can now use the generated xpriv to derive further</span>
|
||||
<span class="hljs-comment">// private or public keys</span>
|
||||
|
|
@ -154,7 +154,7 @@ spend or steal any of your money.</p>
|
|||
<span class="hljs-comment">// can generate addresses with it!</span>
|
||||
accountXpriv.extPublicKey
|
||||
}
|
||||
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rb71LDU4Pz7i6jPX18H9xjPU7gpLXwXhsvhJB8HUC6zVdNKi3MPjNaSQxnMq5Vj3xucSAmPmSrhKf3vjX1kvVS549ptWhBSAnaZ2LGB2FC</span>
|
||||
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rJmxJbAntiEsM3wfivSuVCJP24XziK6aGkqJS8wQ5eYTXEzk6BqPVfLYZozUxiqLsURVTy85bnR36oufk9ReT5jp71CTH3J2MN4rZqPMsh</span>
|
||||
|
||||
<span class="hljs-comment">// address no. 0 ---------------┐</span>
|
||||
<span class="hljs-comment">// external address ----------┐ |</span>
|
||||
|
|
@ -177,12 +177,12 @@ spend or steal any of your money.</p>
|
|||
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
|
||||
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
|
||||
}
|
||||
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1q6psr26707c7z7t9l8l8pygc8kd7xqqlj5ukset</span>
|
||||
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qy3tmk3ky57l3sd7w2a3xz4efp5y7rzmvat6ygm</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 = tb1q6psr26707c7z7t9l8l8pygc8kd7xqqlj5ukset</span>
|
||||
<span class="hljs-comment">// res2: String = tb1qy3tmk3ky57l3sd7w2a3xz4efp5y7rzmvat6ygm</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>
|
||||
|
|
|
|||
|
|
@ -86,13 +86,13 @@ use that to generate further private and public keys:</p>
|
|||
<span class="hljs-comment">// how long our phrase ends up being</span>
|
||||
<span class="hljs-comment">// 256 bits of entropy results in 24 words</span>
|
||||
<span class="hljs-keyword">val</span> entropy: <span class="hljs-type">BitVector</span> = <span class="hljs-type">MnemonicCode</span>.getEntropy256Bits
|
||||
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0xf6c6f256276a749ddb7e1c61c0713d6294eaeedcb5279ae20689b0415db95f80)</span>
|
||||
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x74c3d926e86b7d3b23b8055b7ad9318574c7e71159d7702c19a74d59a77dc029)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mnemonicCode = <span class="hljs-type">MnemonicCode</span>.fromEntropy(entropy)
|
||||
<span class="hljs-comment">// mnemonicCode: MnemonicCode = Masked(MnemonicCodeImpl)</span>
|
||||
|
||||
mnemonicCode.words <span class="hljs-comment">// the phrase the user should write down</span>
|
||||
<span class="hljs-comment">// res0: Vector[String] = Vector(walnut, daring, night, excite, point, exclude, hospital, seminar, gift, adjust, exercise, share, exchange, jazz, index, pilot, online, awake, pen, gauge, beyond, syrup, lawn, build) // the phrase the user should write down</span>
|
||||
<span class="hljs-comment">// res0: Vector[String] = Vector(inquiry, burst, endless, speak, result, outside, moment, absent, fork, strategy, erase, april, erase, vicious, earth, depend, ice, general, hawk, one, omit, same, absent, deposit) // the phrase the user should write down</span>
|
||||
|
||||
<span class="hljs-comment">// the password argument is an optional, extra security</span>
|
||||
<span class="hljs-comment">// measure. all MnemonicCode instances will give you a</span>
|
||||
|
|
@ -108,7 +108,7 @@ mnemonicCode.words <span class="hljs-comment">// the phrase the user should writ
|
|||
bip39Seed)
|
||||
<span class="hljs-comment">// xpriv: ExtPrivateKey = Masked(ExtPrivateKeyImpl)</span>
|
||||
<span class="hljs-keyword">val</span> xpub = xpriv.extPublicKey
|
||||
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZwg2J3aF2NMWLiRs7bfjH2VhwMiC3nZmyHsgkuhByonZph8G3HXw3DKBvk4fZLSqKbPMFiYLs3QC9DVck4JRDFnPDscpTQo1</span>
|
||||
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxM8JHYEQh7GrJ9rfrSNmcChNApGZKvqnTYrRNDJs9GhRQ2PtkdAm9NmAVsiY95BYy269bMA41fwu3LvR5t5Bn2VAr8wL9Mo</span>
|
||||
|
||||
<span class="hljs-comment">// you can now use the generated xpriv to derive further</span>
|
||||
<span class="hljs-comment">// private or public keys</span>
|
||||
|
|
@ -154,7 +154,7 @@ spend or steal any of your money.</p>
|
|||
<span class="hljs-comment">// can generate addresses with it!</span>
|
||||
accountXpriv.extPublicKey
|
||||
}
|
||||
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rb71LDU4Pz7i6jPX18H9xjPU7gpLXwXhsvhJB8HUC6zVdNKi3MPjNaSQxnMq5Vj3xucSAmPmSrhKf3vjX1kvVS549ptWhBSAnaZ2LGB2FC</span>
|
||||
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rJmxJbAntiEsM3wfivSuVCJP24XziK6aGkqJS8wQ5eYTXEzk6BqPVfLYZozUxiqLsURVTy85bnR36oufk9ReT5jp71CTH3J2MN4rZqPMsh</span>
|
||||
|
||||
<span class="hljs-comment">// address no. 0 ---------------┐</span>
|
||||
<span class="hljs-comment">// external address ----------┐ |</span>
|
||||
|
|
@ -177,12 +177,12 @@ spend or steal any of your money.</p>
|
|||
<span class="hljs-keyword">val</span> scriptPubKey = <span class="hljs-type">P2WPKHWitnessSPKV0</span>(pubkey)
|
||||
<span class="hljs-type">Bech32Address</span>(scriptPubKey, <span class="hljs-type">TestNet3</span>)
|
||||
}
|
||||
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1q6psr26707c7z7t9l8l8pygc8kd7xqqlj5ukset</span>
|
||||
<span class="hljs-comment">// firstAccountAddress: Bech32Address = tb1qy3tmk3ky57l3sd7w2a3xz4efp5y7rzmvat6ygm</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 = tb1q6psr26707c7z7t9l8l8pygc8kd7xqqlj5ukset</span>
|
||||
<span class="hljs-comment">// res2: String = tb1qy3tmk3ky57l3sd7w2a3xz4efp5y7rzmvat6ygm</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$$anon$3@55998f73[Running, parallelism = 2, size = 0, active = 0, running = 0, steals = 0, tasks = 0, submissions = 0]</span>
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@29268120[Running, parallelism = 2, size = 0, active = 0, running = 0, steals = 0, tasks = 0, submissions = 0]</span>
|
||||
|
||||
<span class="hljs-comment">// Initialize a transaction builder</span>
|
||||
<span class="hljs-keyword">val</span> builder = <span class="hljs-type">RawTxBuilder</span>()
|
||||
|
|
@ -74,19 +74,19 @@
|
|||
<span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
|
||||
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKey)</span>
|
||||
<span class="hljs-keyword">val</span> pubKey = privKey.publicKey
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147)</span>
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(03d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922)</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(aeaa876a94a1b78fb7e4d35984e99912a892b349)</span>
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(29318204dd575e63ee8719e8e9b0adde2554620f)</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(aeaa876a94a1b78fb7e4d35984e99912a892b349))</span>
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(29318204dd575e63ee8719e8e9b0adde2554620f))</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(3cf4f30675d6a3a76dde8c4a514c626d5a5fbf7c)</span>
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(6f4de2f7ab1b524ea8a9a2e412405abcd2eb1430)</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(3cf4f30675d6a3a76dde8c4a514c626d5a5fbf7c)))</span>
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(6f4de2f7ab1b524ea8a9a2e412405abcd2eb1430)))</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(aeaa876a94a1b78fb7e4d35984e99912a892b349))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(29318204dd575e63ee8719e8e9b0adde2554620f))),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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0)</span>
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e: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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),EmptyScriptSignature,UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e: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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3cf4f30675d6a3a76dde8c4a514c626d5a5fbf7c))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6f4de2f7ab1b524ea8a9a2e412405abcd2eb1430))),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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),10000 sats,ECPublicKey(035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147))</span>
|
||||
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),10000 sats,ECPublicKey(03d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922))</span>
|
||||
|
||||
<span class="hljs-comment">// this is how much we are going to pay as a fee to the network</span>
|
||||
<span class="hljs-comment">// for this example, we are going to pay 1 satoshi per byte</span>
|
||||
|
|
@ -155,18 +155,18 @@ builder += input
|
|||
<span class="hljs-keyword">val</span> changePrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
|
||||
<span class="hljs-comment">// changePrivKey: ECPrivateKey = Masked(ECPrivateKey)</span>
|
||||
<span class="hljs-keyword">val</span> changeSPK = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = changePrivKey.publicKey)
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(21d1dd335e0d5c4899c19e2d883458d9b5a04bbb)</span>
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(78b58bfe0a9e1ba71faa705e45a3b64267661da2)</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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),10000 sats,ECPublicKey(035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147))),1 sats/byte,pkh(21d1dd335e0d5c4899c19e2d883458d9b5a04bbb))</span>
|
||||
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),10000 sats,ECPublicKey(03d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922))),1 sats/byte,pkh(78b58bfe0a9e1ba71faa705e45a3b64267661da2))</span>
|
||||
|
||||
<span class="hljs-comment">// We can now finalize the tx builder result from earlier with this finalizer</span>
|
||||
<span class="hljs-keyword">val</span> unsignedTx: <span class="hljs-type">Transaction</span> = finalizer.buildTx(builderResult)
|
||||
<span class="hljs-comment">// unsignedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3cf4f30675d6a3a76dde8c4a514c626d5a5fbf7c)), TransactionOutput(4775 sats,pkh(21d1dd335e0d5c4899c19e2d883458d9b5a04bbb))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// unsignedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6f4de2f7ab1b524ea8a9a2e412405abcd2eb1430)), TransactionOutput(4775 sats,pkh(78b58bfe0a9e1ba71faa705e45a3b64267661da2))),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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),10000 sats,ECPublicKey(035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(aeaa876a94a1b78fb7e4d35984e99912a892b349))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),10000 sats,ECPublicKey(03d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(29318204dd575e63ee8719e8e9b0adde2554620f))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),10000 sats,ECPublicKey(035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(aeaa876a94a1b78fb7e4d35984e99912a892b349))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(Int32Impl(1))))</span>
|
||||
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),10000 sats,ECPublicKey(03d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(29318204dd575e63ee8719e8e9b0adde2554620f))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),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>
|
||||
|
|
@ -197,7 +197,7 @@ builder += input
|
|||
utxoInfos = utxoInfos,
|
||||
expectedFeeRate = feeRate
|
||||
)
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),P2PKHScriptSignature(ECPublicKeyBytes(ByteVector(33 bytes, 0x035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147)), ECDigitalSignature(304402201462b62a1fa8d66db5b51e4dfa3bbc75491c1e4be90118aea4d5422e9d070d74022032e76a9d020d1dff2cdfa01eae7d21ca9c6c20ad814427b2c4ae64cad19af7e001)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3cf4f30675d6a3a76dde8c4a514c626d5a5fbf7c)), TransactionOutput(4775 sats,pkh(21d1dd335e0d5c4899c19e2d883458d9b5a04bbb))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),P2PKHScriptSignature(ECPublicKeyBytes(ByteVector(33 bytes, 0x03d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922)), ECDigitalSignature(3044022027ee02ed257f2a3d736936dda02f9a6d37953a780f9364c452366be4091b806e0220021e40c22f7751e475056531a5c64c36399650d6597755b19eb58f6e8b29136e01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6f4de2f7ab1b524ea8a9a2e412405abcd2eb1430)), TransactionOutput(4775 sats,pkh(78b58bfe0a9e1ba71faa705e45a3b64267661da2))),UInt32Impl(0))</span>
|
||||
</code></pre>
|
||||
<pre><code class="hljs css language-scala">signedTx.inputs.length
|
||||
<span class="hljs-comment">// res2: Int = 1</span>
|
||||
|
|
@ -207,7 +207,7 @@ signedTx.outputs.length
|
|||
|
||||
<span class="hljs-comment">//remember, you can call .hex on any bitcoin-s data structure to get the hex representation!</span>
|
||||
signedTx.hex
|
||||
<span class="hljs-comment">// res4: String = 02000000012af540af08e1a7cf95a37ad0d67d69f6b068d156ee8d2d1a499f71a93070e33c000000006a47304402201462b62a1fa8d66db5b51e4dfa3bbc75491c1e4be90118aea4d5422e9d070d74022032e76a9d020d1dff2cdfa01eae7d21ca9c6c20ad814427b2c4ae64cad19af7e00121035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147000000000288130000000000001976a9143cf4f30675d6a3a76dde8c4a514c626d5a5fbf7c88aca7120000000000001976a91421d1dd335e0d5c4899c19e2d883458d9b5a04bbb88ac00000000</span>
|
||||
<span class="hljs-comment">// res4: String = 02000000018e6cf0baa3f9883d0715ffb6ce5f09f57983c66eedc08deb6b1f9c6d865d6070000000006a473044022027ee02ed257f2a3d736936dda02f9a6d37953a780f9364c452366be4091b806e0220021e40c22f7751e475056531a5c64c36399650d6597755b19eb58f6e8b29136e012103d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922000000000288130000000000001976a9146f4de2f7ab1b524ea8a9a2e412405abcd2eb143088aca7120000000000001976a91478b58bfe0a9e1ba71faa705e45a3b64267661da288ac00000000</span>
|
||||
</code></pre>
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/dlc"><span class="arrow-prev">← </span><span>Discreet Log Contract Data Structures</span></a><a class="docs-next button" href="/docs/next/core/lightning-network"><span>Lightning Network Data Types</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2021 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$$anon$3@55998f73[Running, parallelism = 2, size = 0, active = 0, running = 0, steals = 0, tasks = 0, submissions = 0]</span>
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@29268120[Running, parallelism = 2, size = 0, active = 0, running = 0, steals = 0, tasks = 0, submissions = 0]</span>
|
||||
|
||||
<span class="hljs-comment">// Initialize a transaction builder</span>
|
||||
<span class="hljs-keyword">val</span> builder = <span class="hljs-type">RawTxBuilder</span>()
|
||||
|
|
@ -74,19 +74,19 @@
|
|||
<span class="hljs-keyword">val</span> privKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
|
||||
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKey)</span>
|
||||
<span class="hljs-keyword">val</span> pubKey = privKey.publicKey
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147)</span>
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(03d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922)</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(aeaa876a94a1b78fb7e4d35984e99912a892b349)</span>
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(29318204dd575e63ee8719e8e9b0adde2554620f)</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(aeaa876a94a1b78fb7e4d35984e99912a892b349))</span>
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(29318204dd575e63ee8719e8e9b0adde2554620f))</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(3cf4f30675d6a3a76dde8c4a514c626d5a5fbf7c)</span>
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(6f4de2f7ab1b524ea8a9a2e412405abcd2eb1430)</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(3cf4f30675d6a3a76dde8c4a514c626d5a5fbf7c)))</span>
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(6f4de2f7ab1b524ea8a9a2e412405abcd2eb1430)))</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(aeaa876a94a1b78fb7e4d35984e99912a892b349))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(29318204dd575e63ee8719e8e9b0adde2554620f))),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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0)</span>
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e: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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),EmptyScriptSignature,UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// input: TransactionInput = TransactionInputImpl(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e: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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3cf4f30675d6a3a76dde8c4a514c626d5a5fbf7c))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// builderResult: RawTxBuilderResult = RawTxBuilderResult(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6f4de2f7ab1b524ea8a9a2e412405abcd2eb1430))),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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),10000 sats,ECPublicKey(035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147))</span>
|
||||
<span class="hljs-comment">// inputInfo: P2PKHInputInfo = P2PKHInputInfo(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),10000 sats,ECPublicKey(03d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922))</span>
|
||||
|
||||
<span class="hljs-comment">// this is how much we are going to pay as a fee to the network</span>
|
||||
<span class="hljs-comment">// for this example, we are going to pay 1 satoshi per byte</span>
|
||||
|
|
@ -155,18 +155,18 @@ builder += input
|
|||
<span class="hljs-keyword">val</span> changePrivKey = <span class="hljs-type">ECPrivateKey</span>.freshPrivateKey
|
||||
<span class="hljs-comment">// changePrivKey: ECPrivateKey = Masked(ECPrivateKey)</span>
|
||||
<span class="hljs-keyword">val</span> changeSPK = <span class="hljs-type">P2PKHScriptPubKey</span>(pubKey = changePrivKey.publicKey)
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(21d1dd335e0d5c4899c19e2d883458d9b5a04bbb)</span>
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(78b58bfe0a9e1ba71faa705e45a3b64267661da2)</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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),10000 sats,ECPublicKey(035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147))),1 sats/byte,pkh(21d1dd335e0d5c4899c19e2d883458d9b5a04bbb))</span>
|
||||
<span class="hljs-comment">// finalizer: StandardNonInteractiveFinalizer = StandardNonInteractiveFinalizer(Vector(P2PKHInputInfo(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),10000 sats,ECPublicKey(03d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922))),1 sats/byte,pkh(78b58bfe0a9e1ba71faa705e45a3b64267661da2))</span>
|
||||
|
||||
<span class="hljs-comment">// We can now finalize the tx builder result from earlier with this finalizer</span>
|
||||
<span class="hljs-keyword">val</span> unsignedTx: <span class="hljs-type">Transaction</span> = finalizer.buildTx(builderResult)
|
||||
<span class="hljs-comment">// unsignedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3cf4f30675d6a3a76dde8c4a514c626d5a5fbf7c)), TransactionOutput(4775 sats,pkh(21d1dd335e0d5c4899c19e2d883458d9b5a04bbb))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// unsignedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),EmptyScriptSignature,UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6f4de2f7ab1b524ea8a9a2e412405abcd2eb1430)), TransactionOutput(4775 sats,pkh(78b58bfe0a9e1ba71faa705e45a3b64267661da2))),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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),10000 sats,ECPublicKey(035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(aeaa876a94a1b78fb7e4d35984e99912a892b349))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
<span class="hljs-comment">// utxoInfo: ScriptSignatureParams[P2PKHInputInfo] = ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),10000 sats,ECPublicKey(03d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(29318204dd575e63ee8719e8e9b0adde2554620f))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),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(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),10000 sats,ECPublicKey(035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(aeaa876a94a1b78fb7e4d35984e99912a892b349))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),SIGHASH_ALL(Int32Impl(1))))</span>
|
||||
<span class="hljs-comment">// utxoInfos: Vector[ScriptSignatureParams[InputInfo]] = Vector(ScriptSignatureParams(P2PKHInputInfo(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),10000 sats,ECPublicKey(03d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922)),BaseTransaction(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(29318204dd575e63ee8719e8e9b0adde2554620f))),UInt32Impl(0)),Vector(Masked(ECPrivateKey)),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>
|
||||
|
|
@ -197,7 +197,7 @@ builder += input
|
|||
utxoInfos = utxoInfos,
|
||||
expectedFeeRate = feeRate
|
||||
)
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(3ce37030a9719f491a2d8dee56d168b0f6697dd6d07aa395cfa7e108af40f52a:0),P2PKHScriptSignature(ECPublicKeyBytes(ByteVector(33 bytes, 0x035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147)), ECDigitalSignature(304402201462b62a1fa8d66db5b51e4dfa3bbc75491c1e4be90118aea4d5422e9d070d74022032e76a9d020d1dff2cdfa01eae7d21ca9c6c20ad814427b2c4ae64cad19af7e001)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(3cf4f30675d6a3a76dde8c4a514c626d5a5fbf7c)), TransactionOutput(4775 sats,pkh(21d1dd335e0d5c4899c19e2d883458d9b5a04bbb))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransaction(Int32Impl(2),Vector(TransactionInputImpl(TransactionOutPoint(70605d866d9c1f6beb8dc0ed6ec68379f5095fceb6ff15073d88f9a3baf06c8e:0),P2PKHScriptSignature(ECPublicKeyBytes(ByteVector(33 bytes, 0x03d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922)), ECDigitalSignature(3044022027ee02ed257f2a3d736936dda02f9a6d37953a780f9364c452366be4091b806e0220021e40c22f7751e475056531a5c64c36399650d6597755b19eb58f6e8b29136e01)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(6f4de2f7ab1b524ea8a9a2e412405abcd2eb1430)), TransactionOutput(4775 sats,pkh(78b58bfe0a9e1ba71faa705e45a3b64267661da2))),UInt32Impl(0))</span>
|
||||
</code></pre>
|
||||
<pre><code class="hljs css language-scala">signedTx.inputs.length
|
||||
<span class="hljs-comment">// res2: Int = 1</span>
|
||||
|
|
@ -207,7 +207,7 @@ signedTx.outputs.length
|
|||
|
||||
<span class="hljs-comment">//remember, you can call .hex on any bitcoin-s data structure to get the hex representation!</span>
|
||||
signedTx.hex
|
||||
<span class="hljs-comment">// res4: String = 02000000012af540af08e1a7cf95a37ad0d67d69f6b068d156ee8d2d1a499f71a93070e33c000000006a47304402201462b62a1fa8d66db5b51e4dfa3bbc75491c1e4be90118aea4d5422e9d070d74022032e76a9d020d1dff2cdfa01eae7d21ca9c6c20ad814427b2c4ae64cad19af7e00121035ee097bfe8520c7ffa10b44e64a46500a40e338faa2ad4d4087d2af65c314147000000000288130000000000001976a9143cf4f30675d6a3a76dde8c4a514c626d5a5fbf7c88aca7120000000000001976a91421d1dd335e0d5c4899c19e2d883458d9b5a04bbb88ac00000000</span>
|
||||
<span class="hljs-comment">// res4: String = 02000000018e6cf0baa3f9883d0715ffb6ce5f09f57983c66eedc08deb6b1f9c6d865d6070000000006a473044022027ee02ed257f2a3d736936dda02f9a6d37953a780f9364c452366be4091b806e0220021e40c22f7751e475056531a5c64c36399650d6597755b19eb58f6e8b29136e012103d5280dd99534da9da04d89b4b0e9d75dcc42b94348a433a325f35da78b880922000000000288130000000000001976a9146f4de2f7ab1b524ea8a9a2e412405abcd2eb143088aca7120000000000001976a91478b58bfe0a9e1ba71faa705e45a3b64267661da288ac00000000</span>
|
||||
</code></pre>
|
||||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/next/core/dlc"><span class="arrow-prev">← </span><span>Discreet Log Contract Data Structures</span></a><a class="docs-next button" href="/docs/next/core/lightning-network"><span>Lightning Network Data Types</span><span class="arrow-next"> →</span></a></div></div></div><nav class="onPageNav"></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/favicon.ico" alt="bitcoin-s" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/en/getting-started">Getting Started</a><a href="/docs/en/core/core-intro">Guides</a><a href="/api/org/bitcoins">API Reference</a></div><div><h5>Community</h5><a href="/en/users.html">User Showcase</a><a href="https://join.slack.com/t/suredbits/shared_invite/zt-eavycu0x-WQL7XOakzQo8tAy7jHHZUw" target="_blank" rel="noreferrer noopener">Slack</a><a href="https://gitter.im/bitcoin-s-core/">Gitter chat</a></div><div><h5>More</h5><a href="https://github.com/bitcoin-s/bitcoin-s">GitHub</a><a class="github-button" href="https://github.com/bitcoin-s/bitcoin-s" data-icon="octicon-star" data-count-href="/bitcoin-s/bitcoin-s-core/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><section class="copyright">Copyright © 2021 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(3045022100d7c79f511b1739bb037921911d86e1d380c670a09c6d90dfeb0b0516bdf6fd360220622bb0f072bd7a505ca5904c41c88691fe000004a3b132825b1cd2c353934078)</span>
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(30450221009f4deb5db81ad1b559127fbe38a98aadc544f0255a02c8ab4e40a2604324871402204fcef13a3aa4554ba0178aab60bf1b309be04d8ea293eb31b4a7253cecf3a86f)</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(3045022100a6a5ec3e1bb97dc277309455f896dbcf6c4279aacec38c0cdb640a3e258056ae022061ef1b737bbf1140a58c33b91b0bf5ec2caa3062d8ce3edb62caad27b5ed7eea)</span>
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(304402202b7ec79f223ce2b408ce99c2908f175f5e3b76ff6c912d9987fcc15229516a3a022062a84777c402bc45a345ace62cfe1bdb9a52b3b2c275e03b0f847936311ceae2)</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(3045022100d7c79f511b1739bb037921911d86e1d380c670a09c6d90dfeb0b0516bdf6fd360220622bb0f072bd7a505ca5904c41c88691fe000004a3b132825b1cd2c353934078)</span>
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(30450221009f4deb5db81ad1b559127fbe38a98aadc544f0255a02c8ab4e40a2604324871402204fcef13a3aa4554ba0178aab60bf1b309be04d8ea293eb31b4a7253cecf3a86f)</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(3045022100a6a5ec3e1bb97dc277309455f896dbcf6c4279aacec38c0cdb640a3e258056ae022061ef1b737bbf1140a58c33b91b0bf5ec2caa3062d8ce3edb62caad27b5ed7eea)</span>
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(304402202b7ec79f223ce2b408ce99c2908f175f5e3b76ff6c912d9987fcc15229516a3a022062a84777c402bc45a345ace62cfe1bdb9a52b3b2c275e03b0f847936311ceae2)</span>
|
||||
</code></pre>
|
||||
<p>With <code>ExtSign</code>, you can use <code>ExtPrivateKey</code> to sign transactions inside of <code>TxBuilder</code> since <code>UTXOSpendingInfo</code> takes in <code>Sign</code> as a parameter.</p>
|
||||
<p>You can also provide a <code>path</code> to use to derive a child <code>ExtPrivateKey</code>, and then sign with that child private key</p>
|
||||
|
|
|
|||
|
|
@ -130,7 +130,7 @@ libraryDependencies += <span class="hljs-string">"org.bitcoin-s"</span> %% <span
|
|||
<h3><a class="anchor" aria-hidden="true" id="nightly-builds"></a><a href="#nightly-builds" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Nightly builds</h3>
|
||||
<p>You can also run on the bleeding edge of Bitcoin-S, by
|
||||
adding a snapshot build to your <code>build.sbt</code>. The most
|
||||
recent snapshot published is <code>1.8.0-25-09c25626-SNAPSHOT</code>.</p>
|
||||
recent snapshot published is <code>1.8.0-26-86bd52d7-SNAPSHOT</code>.</p>
|
||||
<p>To fetch snapshots, you will need to add the correct
|
||||
resolver in your <code>build.sbt</code>:</p>
|
||||
<pre><code class="hljs css language-sbt">resolvers += Resolver.sonatypeRepo(<span class="hljs-string">"snapshots"</span>)
|
||||
|
|
|
|||
|
|
@ -130,7 +130,7 @@ libraryDependencies += <span class="hljs-string">"org.bitcoin-s"</span> %% <span
|
|||
<h3><a class="anchor" aria-hidden="true" id="nightly-builds"></a><a href="#nightly-builds" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Nightly builds</h3>
|
||||
<p>You can also run on the bleeding edge of Bitcoin-S, by
|
||||
adding a snapshot build to your <code>build.sbt</code>. The most
|
||||
recent snapshot published is <code>1.8.0-25-09c25626-SNAPSHOT</code>.</p>
|
||||
recent snapshot published is <code>1.8.0-26-86bd52d7-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, 0x26d730f301b77e43d30842050e65ba1af027161c1742fbefca37b0b42d6f4ab0)</span>
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xa456adae8a6a96eb77961525b992ba44d1e8ea6d8d2e0d8c3fbad378db27e796)</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(chat, ridge, devote, address, jewel, capable, equip, analyst, agree, industry, hub, curious, act, mention, icon, tribe, winner, layer, mistake, gesture, drift, response, client, artefact)</span>
|
||||
<span class="hljs-comment">// Vector(picture, rely, hill, below, practice, interest, tattoo, section, certain, smart, purse, meadow, burden, inside, renew, place, assault, giggle, upgrade, plunge, misery, negative, oxygen, stand)</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-example2727793671578957318/encrypted-bitcoin-s-seed.json</span>
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example4334678861499832559/encrypted-bitcoin-s-seed.json</span>
|
||||
|
||||
<span class="hljs-comment">//let's create a native segwit key manager</span>
|
||||
<span class="hljs-keyword">val</span> purpose = <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>
|
||||
|
|
@ -110,19 +110,19 @@ generate specific kinds of addresses for wallets.</p>
|
|||
<span class="hljs-comment">// network: RegTest.type = RegTest</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> kmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, purpose, network)
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example2727793671578957318/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example4334678861499832559/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> aesPasswordOpt = <span class="hljs-type">Some</span>(<span class="hljs-type">AesPassword</span>.fromString(<span class="hljs-string">"password"</span>))
|
||||
<span class="hljs-comment">// aesPasswordOpt: Some[AesPassword] = Some(Masked(AesPassword))</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(aesPasswordOpt, mnemonic, <span class="hljs-type">None</span>, kmParams)
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@5bcb96d7)</span>
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@5cc360cb)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeY2bNJvMfPwA9CfsGyE9kaGwTg4t84BinKSfD2mYtfthAyJhxmQWJRPCcdzJ1DHwTZmNCmRoCVsLuFvpaByXdSEaFLm4gyRf</span>
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeaCoULcHnLJseN8MmsqtgDG477YBu942w8vVGggBiTPCFAtN8311eVkT8gnBCzBRjWb7fgoLxP51upDHfxV2AnMykN2L1SoT</span>
|
||||
|
||||
println(rootXPub)
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeY2bNJvMfPwA9CfsGyE9kaGwTg4t84BinKSfD2mYtfthAyJhxmQWJRPCcdzJ1DHwTZmNCmRoCVsLuFvpaByXdSEaFLm4gyRf</span>
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeaCoULcHnLJseN8MmsqtgDG477YBu942w8vVGggBiTPCFAtN8311eVkT8gnBCzBRjWb7fgoLxP51upDHfxV2AnMykN2L1SoT</span>
|
||||
</code></pre>
|
||||
<p>Which should print something that looks like this</p>
|
||||
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
|
||||
|
|
@ -131,17 +131,17 @@ println(rootXPub)
|
|||
again after initializing it once. You can use the same <code>mnemonic</code> for different networks, which you control <code>KeyManagerParams</code>.</p>
|
||||
<pre><code class="hljs css language-scala"><span class="hljs-comment">//let's create a nested segwit key manager for mainnet</span>
|
||||
<span class="hljs-keyword">val</span> mainnetKmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>, <span class="hljs-type">MainNet</span>)
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example2727793671578957318/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example4334678861499832559/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
|
||||
<span class="hljs-comment">//we do not need to all `initializeWithMnemonic()` again as we have saved the seed to dis</span>
|
||||
<span class="hljs-keyword">val</span> mainnetKeyManager = <span class="hljs-type">BIP39KeyManager</span>.fromMnemonic(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now)
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@6febc0c</span>
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@1f22aaf0</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwDMqeMWAEHY9tYT4ji7kEj2LoeTfaDEJXqv83QD9A9Kj48YJm37z3wfqdtgF3wMf6upTeDTFgp5JjHcGXcoaX8ppu45J2dx</span>
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZyPZwg3SHAfFf3zwZeKrfsi8zF7mSf5YTMKkBhJqxwdpoFiCU2ddL8JvMggZSppqw3jZvZb11a1kKHa5NJ8J7sGEKvP4N4ru</span>
|
||||
|
||||
println(mainnetXpub)
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZwDMqeMWAEHY9tYT4ji7kEj2LoeTfaDEJXqv83QD9A9Kj48YJm37z3wfqdtgF3wMf6upTeDTFgp5JjHcGXcoaX8ppu45J2dx</span>
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZyPZwg3SHAfFf3zwZeKrfsi8zF7mSf5YTMKkBhJqxwdpoFiCU2ddL8JvMggZSppqw3jZvZb11a1kKHa5NJ8J7sGEKvP4N4ru</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, 0x26d730f301b77e43d30842050e65ba1af027161c1742fbefca37b0b42d6f4ab0)</span>
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xa456adae8a6a96eb77961525b992ba44d1e8ea6d8d2e0d8c3fbad378db27e796)</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(chat, ridge, devote, address, jewel, capable, equip, analyst, agree, industry, hub, curious, act, mention, icon, tribe, winner, layer, mistake, gesture, drift, response, client, artefact)</span>
|
||||
<span class="hljs-comment">// Vector(picture, rely, hill, below, practice, interest, tattoo, section, certain, smart, purse, meadow, burden, inside, renew, place, assault, giggle, upgrade, plunge, misery, negative, oxygen, stand)</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-example2727793671578957318/encrypted-bitcoin-s-seed.json</span>
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example4334678861499832559/encrypted-bitcoin-s-seed.json</span>
|
||||
|
||||
<span class="hljs-comment">//let's create a native segwit key manager</span>
|
||||
<span class="hljs-keyword">val</span> purpose = <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>
|
||||
|
|
@ -110,19 +110,19 @@ generate specific kinds of addresses for wallets.</p>
|
|||
<span class="hljs-comment">// network: RegTest.type = RegTest</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> kmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, purpose, network)
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example2727793671578957318/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example4334678861499832559/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> aesPasswordOpt = <span class="hljs-type">Some</span>(<span class="hljs-type">AesPassword</span>.fromString(<span class="hljs-string">"password"</span>))
|
||||
<span class="hljs-comment">// aesPasswordOpt: Some[AesPassword] = Some(Masked(AesPassword))</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(aesPasswordOpt, mnemonic, <span class="hljs-type">None</span>, kmParams)
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@5bcb96d7)</span>
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(org.bitcoins.keymanager.bip39.BIP39KeyManager@5cc360cb)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeY2bNJvMfPwA9CfsGyE9kaGwTg4t84BinKSfD2mYtfthAyJhxmQWJRPCcdzJ1DHwTZmNCmRoCVsLuFvpaByXdSEaFLm4gyRf</span>
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeaCoULcHnLJseN8MmsqtgDG477YBu942w8vVGggBiTPCFAtN8311eVkT8gnBCzBRjWb7fgoLxP51upDHfxV2AnMykN2L1SoT</span>
|
||||
|
||||
println(rootXPub)
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeY2bNJvMfPwA9CfsGyE9kaGwTg4t84BinKSfD2mYtfthAyJhxmQWJRPCcdzJ1DHwTZmNCmRoCVsLuFvpaByXdSEaFLm4gyRf</span>
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeaCoULcHnLJseN8MmsqtgDG477YBu942w8vVGggBiTPCFAtN8311eVkT8gnBCzBRjWb7fgoLxP51upDHfxV2AnMykN2L1SoT</span>
|
||||
</code></pre>
|
||||
<p>Which should print something that looks like this</p>
|
||||
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
|
||||
|
|
@ -131,17 +131,17 @@ println(rootXPub)
|
|||
again after initializing it once. You can use the same <code>mnemonic</code> for different networks, which you control <code>KeyManagerParams</code>.</p>
|
||||
<pre><code class="hljs css language-scala"><span class="hljs-comment">//let's create a nested segwit key manager for mainnet</span>
|
||||
<span class="hljs-keyword">val</span> mainnetKmParams = <span class="hljs-type">KeyManagerParams</span>(seedPath, <span class="hljs-type">HDPurposes</span>.<span class="hljs-type">SegWit</span>, <span class="hljs-type">MainNet</span>)
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example2727793671578957318/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example4334678861499832559/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
|
||||
<span class="hljs-comment">//we do not need to all `initializeWithMnemonic()` again as we have saved the seed to dis</span>
|
||||
<span class="hljs-keyword">val</span> mainnetKeyManager = <span class="hljs-type">BIP39KeyManager</span>.fromMnemonic(mnemonic, mainnetKmParams, <span class="hljs-type">None</span>, <span class="hljs-type">Instant</span>.now)
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@6febc0c</span>
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = org.bitcoins.keymanager.bip39.BIP39KeyManager@1f22aaf0</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwDMqeMWAEHY9tYT4ji7kEj2LoeTfaDEJXqv83QD9A9Kj48YJm37z3wfqdtgF3wMf6upTeDTFgp5JjHcGXcoaX8ppu45J2dx</span>
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZyPZwg3SHAfFf3zwZeKrfsi8zF7mSf5YTMKkBhJqxwdpoFiCU2ddL8JvMggZSppqw3jZvZb11a1kKHa5NJ8J7sGEKvP4N4ru</span>
|
||||
|
||||
println(mainnetXpub)
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZwDMqeMWAEHY9tYT4ji7kEj2LoeTfaDEJXqv83QD9A9Kj48YJm37z3wfqdtgF3wMf6upTeDTFgp5JjHcGXcoaX8ppu45J2dx</span>
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZyPZwg3SHAfFf3zwZeKrfsi8zF7mSf5YTMKkBhJqxwdpoFiCU2ddL8JvMggZSppqw3jZvZb11a1kKHa5NJ8J7sGEKvP4N4ru</span>
|
||||
</code></pre>
|
||||
<p>Which gives us something that looks like this</p>
|
||||
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>
|
||||
|
|
|
|||
|
|
@ -115,13 +115,13 @@ println(<span class="hljs-string">s"Verified with NativeSecp256k1 again=<span cl
|
|||
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKey)</span>
|
||||
<span class="hljs-comment">// calls bouncy castle indirectly via CryptoContext</span>
|
||||
<span class="hljs-keyword">val</span> publicKey = privKey.publicKey
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0363233797030889d589c6813ee36cc330ef58ba626b9919736d48443ceff12dd9)</span>
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(03be6f894952320baa8f81a612609744c6719cc5d531445f321adb217868192240)</span>
|
||||
<span class="hljs-keyword">val</span> dataToSign = <span class="hljs-type">DoubleSha256Digest</span>.empty
|
||||
<span class="hljs-comment">// dataToSign: DoubleSha256Digest = DoubleSha256Digest(0000000000000000000000000000000000000000000000000000000000000000)</span>
|
||||
|
||||
<span class="hljs-comment">// calls bouncy castle indirectly via CryptoContext</span>
|
||||
<span class="hljs-keyword">val</span> signature = privKey.sign(dataToSign.bytes)
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(30440220061a8ddf9b154024476b6e90641f8ac45f541136a8d49b50e7c2e3e10111c8a502207f375986a12f0a2be0a05112d4c5fd135278075fd430c5c904c481b022f39673)</span>
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3044022016c4bce22f52f48f858c6ae9ddacf384d2641c6468be1cfafb2150ce5e9ce85002204c90ba2cf64cd96777a481ae1aefc1b24799f91f3f71a59e97d7388a2ad40336)</span>
|
||||
|
||||
<span class="hljs-comment">// calls bouncy castle indirectly via CryptoContext</span>
|
||||
<span class="hljs-keyword">val</span> verified = publicKey.verify(dataToSign.bytes, signature)
|
||||
|
|
|
|||
|
|
@ -115,13 +115,13 @@ println(<span class="hljs-string">s"Verified with NativeSecp256k1 again=<span cl
|
|||
<span class="hljs-comment">// privKey: ECPrivateKey = Masked(ECPrivateKey)</span>
|
||||
<span class="hljs-comment">// calls bouncy castle indirectly via CryptoContext</span>
|
||||
<span class="hljs-keyword">val</span> publicKey = privKey.publicKey
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0363233797030889d589c6813ee36cc330ef58ba626b9919736d48443ceff12dd9)</span>
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(03be6f894952320baa8f81a612609744c6719cc5d531445f321adb217868192240)</span>
|
||||
<span class="hljs-keyword">val</span> dataToSign = <span class="hljs-type">DoubleSha256Digest</span>.empty
|
||||
<span class="hljs-comment">// dataToSign: DoubleSha256Digest = DoubleSha256Digest(0000000000000000000000000000000000000000000000000000000000000000)</span>
|
||||
|
||||
<span class="hljs-comment">// calls bouncy castle indirectly via CryptoContext</span>
|
||||
<span class="hljs-keyword">val</span> signature = privKey.sign(dataToSign.bytes)
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(30440220061a8ddf9b154024476b6e90641f8ac45f541136a8d49b50e7c2e3e10111c8a502207f375986a12f0a2be0a05112d4c5fd135278075fd430c5c904c481b022f39673)</span>
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(3044022016c4bce22f52f48f858c6ae9ddacf384d2641c6468be1cfafb2150ce5e9ce85002204c90ba2cf64cd96777a481ae1aefc1b24799f91f3f71a59e97d7388a2ad40336)</span>
|
||||
|
||||
<span class="hljs-comment">// calls bouncy castle indirectly via CryptoContext</span>
|
||||
<span class="hljs-keyword">val</span> verified = publicKey.verify(dataToSign.bytes, signature)
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue