mirror of
https://github.com/bitcoin-s/bitcoin-s.git
synced 2025-03-19 21:45:36 +01:00
Docusaurus bot
parent
ca79c2da68
commit
b28f459ffc
18 changed files with 94 additions and 82 deletions
|
|
@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
|
|||
<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
|
||||
<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
|
||||
<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
|
||||
<span class="hljs-comment">// pubkey: crypto.ECPublicKey = ECPublicKey(033bddf3f4009d838a4911d32697426532e94bc2ac4ba65549d71324d8cb29d152)</span>
|
||||
<span class="hljs-comment">// pubkey: crypto.ECPublicKey = ECPublicKey(0365901898b44c924e21d3d4887d21228670c86e40839a0f480cbd4a314ec09ef8)</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 = Bech32Address(tb1qexl55x0jg7lft5lguszv0zyhkc9hj7jnuannvx)</span>
|
||||
<span class="hljs-comment">// segwitAddress: Bech32Address = Bech32Address(tb1qwjc2rakm5z6gacnk668l6wwj3943vanhs9h7j9)</span>
|
||||
|
||||
println(segwitAddress.toString)
|
||||
<span class="hljs-comment">// Bech32Address(tb1qexl55x0jg7lft5lguszv0zyhkc9hj7jnuannvx)</span>
|
||||
<span class="hljs-comment">// Bech32Address(tb1qwjc2rakm5z6gacnk668l6wwj3943vanhs9h7j9)</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 = myuhGdsUzrTX9UvjTYDRCG1XmEgnWKGwFW</span>
|
||||
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mr9xGxcRpc1LsKdEaAzQ73Ygx7mpMbB45B</span>
|
||||
|
||||
println(legacyAddress.toString)
|
||||
<span class="hljs-comment">// myuhGdsUzrTX9UvjTYDRCG1XmEgnWKGwFW</span>
|
||||
<span class="hljs-comment">// mr9xGxcRpc1LsKdEaAzQ73Ygx7mpMbB45B</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/enQtNDEyMjY3MTg1MTg3LTYyYjkwOGUzMDQ4NDAwZjE1M2I3MmQyNWNlZjNlYjg4OGRjYTRjNWUwNjRjNjg4Y2NjZjAxYjU1N2JjMTU1YWM" 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) {
|
||||
|
|
|
|||
|
|
@ -80,7 +80,7 @@ reason to keep using legacy transaction formats.</p>
|
|||
<span class="hljs-keyword">val</span> privkey = <span class="hljs-type">ECPrivateKey</span>()
|
||||
<span class="hljs-comment">// privkey: ECPrivateKey = Masked(ECPrivateKeyImpl)</span>
|
||||
<span class="hljs-keyword">val</span> pubkey = privkey.publicKey
|
||||
<span class="hljs-comment">// pubkey: crypto.ECPublicKey = ECPublicKey(033bddf3f4009d838a4911d32697426532e94bc2ac4ba65549d71324d8cb29d152)</span>
|
||||
<span class="hljs-comment">// pubkey: crypto.ECPublicKey = ECPublicKey(0365901898b44c924e21d3d4887d21228670c86e40839a0f480cbd4a314ec09ef8)</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 = Bech32Address(tb1qexl55x0jg7lft5lguszv0zyhkc9hj7jnuannvx)</span>
|
||||
<span class="hljs-comment">// segwitAddress: Bech32Address = Bech32Address(tb1qwjc2rakm5z6gacnk668l6wwj3943vanhs9h7j9)</span>
|
||||
|
||||
println(segwitAddress.toString)
|
||||
<span class="hljs-comment">// Bech32Address(tb1qexl55x0jg7lft5lguszv0zyhkc9hj7jnuannvx)</span>
|
||||
<span class="hljs-comment">// Bech32Address(tb1qwjc2rakm5z6gacnk668l6wwj3943vanhs9h7j9)</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 = myuhGdsUzrTX9UvjTYDRCG1XmEgnWKGwFW</span>
|
||||
<span class="hljs-comment">// legacyAddress: P2PKHAddress = mr9xGxcRpc1LsKdEaAzQ73Ygx7mpMbB45B</span>
|
||||
|
||||
println(legacyAddress.toString)
|
||||
<span class="hljs-comment">// myuhGdsUzrTX9UvjTYDRCG1XmEgnWKGwFW</span>
|
||||
<span class="hljs-comment">// mr9xGxcRpc1LsKdEaAzQ73Ygx7mpMbB45B</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/enQtNDEyMjY3MTg1MTg3LTYyYjkwOGUzMDQ4NDAwZjE1M2I3MmQyNWNlZjNlYjg4OGRjYTRjNWUwNjRjNjg4Y2NjZjAxYjU1N2JjMTU1YWM" 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) {
|
||||
|
|
|
|||
|
|
@ -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, 0x55512e9fee2802b755bfdaf4523e85f02d9db795cb2f8ae6f9326e304508e532)</span>
|
||||
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x3e06eac415c04f181ba4976e546905fcc9a23c9ffc13627bd0efc392c459a615)</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(fetch, maximum, pony, sword, lens, forum, finger, win, violin, music, pause, theory, supply, swift, fire, grass, memory, daughter, erode, symbol, affair, love, network, dragon) // the phrase the user should write down</span>
|
||||
<span class="hljs-comment">// res0: Vector[String] = Vector(dignity, dance, rain, clog, agent, metal, hub, napkin, hour, person, door, wet, olive, bundle, lend, list, give, teach, desk, mango, clump, coast, obscure, same) // 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 = zpub6jftahH18ngZxyaxLM86DoVaKgpMxwWwPWHFTPw63x4sX5GWUQfbBW1xdgwjRWdmCcMuTFBAVZ7p2bsWzfPZ6FG6bMfqTU8e74vKwAQs4Uf</span>
|
||||
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxV4YaGsg8zeCnoMK3rn6mBVouLjq1KUdwhhK6WorRNtGeqZPRmpZMBzwqC9gGRvJQw775dmhaDjjXhrHk7DtnFzj4y6LNcQ</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 = zpub6rxpzueVJsMSFJV7V1HUkNstpAfXZWjH1iHxd9TD3xAH1qRpkrBxeN3p7dxHa1G7duz1q7mdhSdeGs9b46YBGYEnsUTDmcZdnqz8qmuquaG</span>
|
||||
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rk85rTgfYYa5tTTVNn5Dmpe4MizVEEdcknKqyqQ4EYZk31P86y9yk1Gh1zcLiu489oNvgaS3mAT6WBNbVKHHLGSWTJySHVMPGffGmh168M</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 = Bech32Address(tb1q6m45qtffvg44ndccr404geuc2d2dx4tykcvg3f)</span>
|
||||
<span class="hljs-comment">// firstAccountAddress: Bech32Address = Bech32Address(tb1qjhp3cpw2v9paf75vskr5tsg9ftwefj6ajf9wkj)</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 = tb1q6m45qtffvg44ndccr404geuc2d2dx4tykcvg3f</span>
|
||||
<span class="hljs-comment">// res2: String = tb1qjhp3cpw2v9paf75vskr5tsg9ftwefj6ajf9wkj</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, 0x55512e9fee2802b755bfdaf4523e85f02d9db795cb2f8ae6f9326e304508e532)</span>
|
||||
<span class="hljs-comment">// entropy: BitVector = BitVector(256 bits, 0x3e06eac415c04f181ba4976e546905fcc9a23c9ffc13627bd0efc392c459a615)</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(fetch, maximum, pony, sword, lens, forum, finger, win, violin, music, pause, theory, supply, swift, fire, grass, memory, daughter, erode, symbol, affair, love, network, dragon) // the phrase the user should write down</span>
|
||||
<span class="hljs-comment">// res0: Vector[String] = Vector(dignity, dance, rain, clog, agent, metal, hub, napkin, hour, person, door, wet, olive, bundle, lend, list, give, teach, desk, mango, clump, coast, obscure, same) // 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 = zpub6jftahH18ngZxyaxLM86DoVaKgpMxwWwPWHFTPw63x4sX5GWUQfbBW1xdgwjRWdmCcMuTFBAVZ7p2bsWzfPZ6FG6bMfqTU8e74vKwAQs4Uf</span>
|
||||
<span class="hljs-comment">// xpub: ExtPublicKey = zpub6jftahH18ngZxV4YaGsg8zeCnoMK3rn6mBVouLjq1KUdwhhK6WorRNtGeqZPRmpZMBzwqC9gGRvJQw775dmhaDjjXhrHk7DtnFzj4y6LNcQ</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 = zpub6rxpzueVJsMSFJV7V1HUkNstpAfXZWjH1iHxd9TD3xAH1qRpkrBxeN3p7dxHa1G7duz1q7mdhSdeGs9b46YBGYEnsUTDmcZdnqz8qmuquaG</span>
|
||||
<span class="hljs-comment">// accountXpub: ExtPublicKey = zpub6rk85rTgfYYa5tTTVNn5Dmpe4MizVEEdcknKqyqQ4EYZk31P86y9yk1Gh1zcLiu489oNvgaS3mAT6WBNbVKHHLGSWTJySHVMPGffGmh168M</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 = Bech32Address(tb1q6m45qtffvg44ndccr404geuc2d2dx4tykcvg3f)</span>
|
||||
<span class="hljs-comment">// firstAccountAddress: Bech32Address = Bech32Address(tb1qjhp3cpw2v9paf75vskr5tsg9ftwefj6ajf9wkj)</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 = tb1q6m45qtffvg44ndccr404geuc2d2dx4tykcvg3f</span>
|
||||
<span class="hljs-comment">// res2: String = tb1qjhp3cpw2v9paf75vskr5tsg9ftwefj6ajf9wkj</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>
|
||||
|
|
|
|||
|
|
@ -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(304402207a0564bb361a74bd88d331c7a77b43bd8b39dab83e88c397745c24e31d01cbe202202da2e26e3a46bb8a18c4900a260e1e27408b39332e2ffcfed27f9cdccab4d218)</span>
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100a0c1337398a0ef1379617c4bfcef1add5a2d78d043e91c814e97fcb431bff9ca022037fa9483f27410040ccc157c37e2d433f4a2ecb52058bed684bfc112211bd793)</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(3044022007110ea2f2975d11601a1cf4cc0fc78d28f52169be8341e5aaedb042d2653be2022072f65c7d04f724fbdfde82407a1a914c462472234dea346054586f6c1b391f85)</span>
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100b249d181584d93106f569933223607b12f1665e5ad74c04a35adfaf83660cf7802200a977da29b97f6b2c47a44eeac0f28c1249afb5ad988ab3a8b12ef86f47bfebf)</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(304402207a0564bb361a74bd88d331c7a77b43bd8b39dab83e88c397745c24e31d01cbe202202da2e26e3a46bb8a18c4900a260e1e27408b39332e2ffcfed27f9cdccab4d218)</span>
|
||||
<span class="hljs-comment">// res0: ECDigitalSignature = ECDigitalSignature(3045022100a0c1337398a0ef1379617c4bfcef1add5a2d78d043e91c814e97fcb431bff9ca022037fa9483f27410040ccc157c37e2d433f4a2ecb52058bed684bfc112211bd793)</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(3044022007110ea2f2975d11601a1cf4cc0fc78d28f52169be8341e5aaedb042d2653be2022072f65c7d04f724fbdfde82407a1a914c462472234dea346054586f6c1b391f85)</span>
|
||||
<span class="hljs-comment">// res1: ECDigitalSignature = ECDigitalSignature(3045022100b249d181584d93106f569933223607b12f1665e5ad74c04a35adfaf83660cf7802200a977da29b97f6b2c47a44eeac0f28c1249afb5ad988ab3a8b12ef86f47bfebf)</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>
|
||||
|
|
|
|||
|
|
@ -65,25 +65,25 @@
|
|||
</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 builder that constructs and signs 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$$anon$3@51c97295[Running, parallelism = 2, size = 1, active = 0, running = 0, steals = 8, tasks = 0, submissions = 0]</span>
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@7022ff0b[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 8, tasks = 0, submissions = 0]</span>
|
||||
|
||||
<span class="hljs-comment">// generate a fresh private key that we are going to use in the scriptpubkey</span>
|
||||
<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(0353cb3f1980acda4107274dd7ef64bb8cb28f56f53262021cf4eed641d38514a3)</span>
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(027d1ed894a7626ab075e9698cd87720b380a2d9044f7d309d47d97ac188c0d5e8)</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(fdf33873314787582960581016b3b9f426d071e8)</span>
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(940f7543e805f116e512632f994f9f4c2fddf3bc)</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(fdf33873314787582960581016b3b9f426d071e8))</span>
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(940f7543e805f116e512632f994f9f4c2fddf3bc))</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
|
||||
|
|
@ -96,7 +96,7 @@ transactions. Here's an example of how to use it</p>
|
|||
<span class="hljs-comment">// the script that corresponds to destination private key, this is what is protecting 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(ec9d2520d5b8419bb6ec7b11c6e7497660510256)</span>
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(db3d6197033cfbcbdd29c55ace7988222ae60fd9)</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>
|
||||
|
|
@ -107,7 +107,7 @@ transactions. Here's an example of how to use it</p>
|
|||
|
||||
<span class="hljs-type">Vector</span>(destination1)
|
||||
}
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(ec9d2520d5b8419bb6ec7b11c6e7497660510256)))</span>
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(db3d6197033cfbcbdd29c55ace7988222ae60fd9)))</span>
|
||||
|
||||
<span class="hljs-comment">// we have to fabricate a transaction that contains the</span>
|
||||
<span class="hljs-comment">// UTXO we are trying to spend. If this were a real blockchain</span>
|
||||
|
|
@ -116,12 +116,12 @@ transactions. Here's an example of how to use it</p>
|
|||
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 = BaseTransactionImpl(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(fdf33873314787582960581016b3b9f426d071e8))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransactionImpl(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(940f7543e805f116e512632f994f9f4c2fddf3bc))),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(63f03f551ff9454e58e32fc53f14cc6b27af1eca4f8476c2dbc7c64328c95f1d:0)</span>
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(e4755c54994d113af6ecb444df2b662ddc3e482f20bcbee4ab2b2c5a31620be6:0)</span>
|
||||
|
||||
<span class="hljs-comment">// this contains all the information we need to</span>
|
||||
<span class="hljs-comment">// validly sign the UTXO above</span>
|
||||
|
|
@ -134,12 +134,12 @@ transactions. Here's an example of how to use it</p>
|
|||
<span class="hljs-type">HashType</span>.sigHashAll,
|
||||
conditionalPath =
|
||||
<span class="hljs-type">ConditionalPath</span>.<span class="hljs-type">NoConditionsLeft</span>)
|
||||
<span class="hljs-comment">// utxoSpendingInfo: BitcoinUTXOSpendingInfoFull = P2PKHSpendingInfo(TransactionOutPoint(63f03f551ff9454e58e32fc53f14cc6b27af1eca4f8476c2dbc7c64328c95f1d:0),10000 sats,pkh(fdf33873314787582960581016b3b9f426d071e8),Masked(ECPrivateKeyImpl),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
<span class="hljs-comment">// utxoSpendingInfo: BitcoinUTXOSpendingInfoFull = P2PKHSpendingInfo(TransactionOutPoint(e4755c54994d113af6ecb444df2b662ddc3e482f20bcbee4ab2b2c5a31620be6:0),10000 sats,pkh(940f7543e805f116e512632f994f9f4c2fddf3bc),Masked(ECPrivateKeyImpl),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
|
||||
<span class="hljs-comment">// all of the UTXO spending information, since we are only</span>
|
||||
<span class="hljs-comment">//spending one UTXO, this is just one element</span>
|
||||
<span class="hljs-keyword">val</span> utxos: <span class="hljs-type">Vector</span>[<span class="hljs-type">BitcoinUTXOSpendingInfoFull</span>] = <span class="hljs-type">Vector</span>(utxoSpendingInfo)
|
||||
<span class="hljs-comment">// utxos: Vector[BitcoinUTXOSpendingInfoFull] = Vector(P2PKHSpendingInfo(TransactionOutPoint(63f03f551ff9454e58e32fc53f14cc6b27af1eca4f8476c2dbc7c64328c95f1d:0),10000 sats,pkh(fdf33873314787582960581016b3b9f426d071e8),Masked(ECPrivateKeyImpl),SIGHASH_ALL(Int32Impl(1))))</span>
|
||||
<span class="hljs-comment">// utxos: Vector[BitcoinUTXOSpendingInfoFull] = Vector(P2PKHSpendingInfo(TransactionOutPoint(e4755c54994d113af6ecb444df2b662ddc3e482f20bcbee4ab2b2c5a31620be6:0),10000 sats,pkh(940f7543e805f116e512632f994f9f4c2fddf3bc),Masked(ECPrivateKeyImpl),SIGHASH_ALL(Int32Impl(1))))</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>
|
||||
|
|
@ -149,7 +149,7 @@ transactions. Here's an example of how to use it</p>
|
|||
<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(a382075626293d99f7dcdfa2232bc50d09cbd194)</span>
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(9e8f15d49e1de57146bff521a929f7467a42bda1)</span>
|
||||
|
||||
<span class="hljs-comment">// the network we are on, for this example we are using</span>
|
||||
<span class="hljs-comment">// the regression test network. This is a network you control</span>
|
||||
|
|
@ -168,7 +168,7 @@ transactions. Here's an example of how to use it</p>
|
|||
network = networkParams)
|
||||
<span class="hljs-type">Await</span>.result(builderF, <span class="hljs-number">30.</span>seconds)
|
||||
}
|
||||
<span class="hljs-comment">// txBuilder: BitcoinTxBuilder = BitcoinTxBuilderImpl(Vector(TransactionOutput(5000 sats,pkh(ec9d2520d5b8419bb6ec7b11c6e7497660510256))),Map(TransactionOutPoint(63f03f551ff9454e58e32fc53f14cc6b27af1eca4f8476c2dbc7c64328c95f1d:0) -> P2PKHSpendingInfo(TransactionOutPoint(63f03f551ff9454e58e32fc53f14cc6b27af1eca4f8476c2dbc7c64328c95f1d:0),10000 sats,pkh(fdf33873314787582960581016b3b9f426d071e8),Masked(ECPrivateKeyImpl),SIGHASH_ALL(Int32Impl(1)))),SatoshisPerByte(1 sat),pkh(a382075626293d99f7dcdfa2232bc50d09cbd194),RegTest)</span>
|
||||
<span class="hljs-comment">// txBuilder: BitcoinTxBuilder = BitcoinTxBuilderImpl(Vector(TransactionOutput(5000 sats,pkh(db3d6197033cfbcbdd29c55ace7988222ae60fd9))),Map(TransactionOutPoint(e4755c54994d113af6ecb444df2b662ddc3e482f20bcbee4ab2b2c5a31620be6:0) -> P2PKHSpendingInfo(TransactionOutPoint(e4755c54994d113af6ecb444df2b662ddc3e482f20bcbee4ab2b2c5a31620be6:0),10000 sats,pkh(940f7543e805f116e512632f994f9f4c2fddf3bc),Masked(ECPrivateKeyImpl),SIGHASH_ALL(Int32Impl(1)))),SatoshisPerByte(1 sat),pkh(9e8f15d49e1de57146bff521a929f7467a42bda1),RegTest)</span>
|
||||
|
||||
<span class="hljs-comment">// Let's finally produce a validly signed tx!</span>
|
||||
<span class="hljs-comment">// The 'sign' method is going produce a validly signed transaction</span>
|
||||
|
|
@ -182,7 +182,7 @@ transactions. Here's an example of how to use it</p>
|
|||
<span class="hljs-keyword">val</span> signF = txBuilder.sign
|
||||
<span class="hljs-type">Await</span>.result(signF, <span class="hljs-number">30.</span>seconds)
|
||||
}
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransactionImpl(Int32Impl(2),List(TransactionInputImpl(TransactionOutPoint(63f03f551ff9454e58e32fc53f14cc6b27af1eca4f8476c2dbc7c64328c95f1d:0),P2PKHScriptSignature(ECPublicKey(0353cb3f1980acda4107274dd7ef64bb8cb28f56f53262021cf4eed641d38514a3), ECDigitalSignature(3045022100e3436249ff9f3078b3558c3a207cc373f910c9419f3a513eb267966f3581d6f30220659e40f02482f24f7aee3f18dac77008d8f11d1ca6482639015d658275c1160401)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(ec9d2520d5b8419bb6ec7b11c6e7497660510256)), TransactionOutput(4774 sats,pkh(a382075626293d99f7dcdfa2232bc50d09cbd194))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransactionImpl(Int32Impl(2),List(TransactionInputImpl(TransactionOutPoint(e4755c54994d113af6ecb444df2b662ddc3e482f20bcbee4ab2b2c5a31620be6:0),P2PKHScriptSignature(ECPublicKey(027d1ed894a7626ab075e9698cd87720b380a2d9044f7d309d47d97ac188c0d5e8), ECDigitalSignature(304402203ed047527664d4f1aaaf7c467163d3a5280f84f3cbb49f85cc0295106fa9a57602201236ca577c37308a931030f4dd37d771b426c129413be8f24bcd206bb40f62f701)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(db3d6197033cfbcbdd29c55ace7988222ae60fd9)), TransactionOutput(4774 sats,pkh(9e8f15d49e1de57146bff521a929f7467a42bda1))),UInt32Impl(0))</span>
|
||||
</code></pre>
|
||||
<pre><code class="hljs css language-scala">signedTx.inputs.length
|
||||
<span class="hljs-comment">// res0: Int = 1</span>
|
||||
|
|
@ -192,7 +192,7 @@ 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">// res2: String = 02000000011d5fc92843c6c7dbc276844fca1eaf276bcc143fc52fe3584e45f91f553ff063000000006b483045022100e3436249ff9f3078b3558c3a207cc373f910c9419f3a513eb267966f3581d6f30220659e40f02482f24f7aee3f18dac77008d8f11d1ca6482639015d658275c1160401210353cb3f1980acda4107274dd7ef64bb8cb28f56f53262021cf4eed641d38514a3000000000288130000000000001976a914ec9d2520d5b8419bb6ec7b11c6e749766051025688aca6120000000000001976a914a382075626293d99f7dcdfa2232bc50d09cbd19488ac00000000</span>
|
||||
<span class="hljs-comment">// res2: String = 0200000001e60b62315a2c2babe4bebc202f483edc2d662bdf44b4ecf63a114d99545c75e4000000006a47304402203ed047527664d4f1aaaf7c467163d3a5280f84f3cbb49f85cc0295106fa9a57602201236ca577c37308a931030f4dd37d771b426c129413be8f24bcd206bb40f62f70121027d1ed894a7626ab075e9698cd87720b380a2d9044f7d309d47d97ac188c0d5e8000000000288130000000000001976a914db3d6197033cfbcbdd29c55ace7988222ae60fd988aca6120000000000001976a9149e8f15d49e1de57146bff521a929f7467a42bda188ac00000000</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/key-manager/key-manager"><span>Key Manager</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/enQtNDEyMjY3MTg1MTg3LTYyYjkwOGUzMDQ4NDAwZjE1M2I3MmQyNWNlZjNlYjg4OGRjYTRjNWUwNjRjNjg4Y2NjZjAxYjU1N2JjMTU1YWM" 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) {
|
||||
|
|
|
|||
|
|
@ -65,25 +65,25 @@
|
|||
</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 builder that constructs and signs 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$$anon$3@51c97295[Running, parallelism = 2, size = 1, active = 0, running = 0, steals = 8, tasks = 0, submissions = 0]</span>
|
||||
<span class="hljs-comment">// ec: ExecutionContext = scala.concurrent.impl.ExecutionContextImpl$$anon$3@7022ff0b[Running, parallelism = 2, size = 2, active = 0, running = 0, steals = 8, tasks = 0, submissions = 0]</span>
|
||||
|
||||
<span class="hljs-comment">// generate a fresh private key that we are going to use in the scriptpubkey</span>
|
||||
<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(0353cb3f1980acda4107274dd7ef64bb8cb28f56f53262021cf4eed641d38514a3)</span>
|
||||
<span class="hljs-comment">// pubKey: ECPublicKey = ECPublicKey(027d1ed894a7626ab075e9698cd87720b380a2d9044f7d309d47d97ac188c0d5e8)</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(fdf33873314787582960581016b3b9f426d071e8)</span>
|
||||
<span class="hljs-comment">// creditingSpk: P2PKHScriptPubKey = pkh(940f7543e805f116e512632f994f9f4c2fddf3bc)</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(fdf33873314787582960581016b3b9f426d071e8))</span>
|
||||
<span class="hljs-comment">// utxo: TransactionOutput = TransactionOutput(10000 sats,pkh(940f7543e805f116e512632f994f9f4c2fddf3bc))</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
|
||||
|
|
@ -96,7 +96,7 @@ transactions. Here's an example of how to use it</p>
|
|||
<span class="hljs-comment">// the script that corresponds to destination private key, this is what is protecting 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(ec9d2520d5b8419bb6ec7b11c6e7497660510256)</span>
|
||||
<span class="hljs-comment">// destinationSPK: P2PKHScriptPubKey = pkh(db3d6197033cfbcbdd29c55ace7988222ae60fd9)</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>
|
||||
|
|
@ -107,7 +107,7 @@ transactions. Here's an example of how to use it</p>
|
|||
|
||||
<span class="hljs-type">Vector</span>(destination1)
|
||||
}
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(ec9d2520d5b8419bb6ec7b11c6e7497660510256)))</span>
|
||||
<span class="hljs-comment">// destinations: Vector[TransactionOutput] = Vector(TransactionOutput(5000 sats,pkh(db3d6197033cfbcbdd29c55ace7988222ae60fd9)))</span>
|
||||
|
||||
<span class="hljs-comment">// we have to fabricate a transaction that contains the</span>
|
||||
<span class="hljs-comment">// UTXO we are trying to spend. If this were a real blockchain</span>
|
||||
|
|
@ -116,12 +116,12 @@ transactions. Here's an example of how to use it</p>
|
|||
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 = BaseTransactionImpl(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(fdf33873314787582960581016b3b9f426d071e8))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// creditingTx: BaseTransaction = BaseTransactionImpl(Int32Impl(1),Vector(),Vector(TransactionOutput(10000 sats,pkh(940f7543e805f116e512632f994f9f4c2fddf3bc))),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(63f03f551ff9454e58e32fc53f14cc6b27af1eca4f8476c2dbc7c64328c95f1d:0)</span>
|
||||
<span class="hljs-comment">// outPoint: TransactionOutPoint = TransactionOutPoint(e4755c54994d113af6ecb444df2b662ddc3e482f20bcbee4ab2b2c5a31620be6:0)</span>
|
||||
|
||||
<span class="hljs-comment">// this contains all the information we need to</span>
|
||||
<span class="hljs-comment">// validly sign the UTXO above</span>
|
||||
|
|
@ -134,12 +134,12 @@ transactions. Here's an example of how to use it</p>
|
|||
<span class="hljs-type">HashType</span>.sigHashAll,
|
||||
conditionalPath =
|
||||
<span class="hljs-type">ConditionalPath</span>.<span class="hljs-type">NoConditionsLeft</span>)
|
||||
<span class="hljs-comment">// utxoSpendingInfo: BitcoinUTXOSpendingInfoFull = P2PKHSpendingInfo(TransactionOutPoint(63f03f551ff9454e58e32fc53f14cc6b27af1eca4f8476c2dbc7c64328c95f1d:0),10000 sats,pkh(fdf33873314787582960581016b3b9f426d071e8),Masked(ECPrivateKeyImpl),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
<span class="hljs-comment">// utxoSpendingInfo: BitcoinUTXOSpendingInfoFull = P2PKHSpendingInfo(TransactionOutPoint(e4755c54994d113af6ecb444df2b662ddc3e482f20bcbee4ab2b2c5a31620be6:0),10000 sats,pkh(940f7543e805f116e512632f994f9f4c2fddf3bc),Masked(ECPrivateKeyImpl),SIGHASH_ALL(Int32Impl(1)))</span>
|
||||
|
||||
<span class="hljs-comment">// all of the UTXO spending information, since we are only</span>
|
||||
<span class="hljs-comment">//spending one UTXO, this is just one element</span>
|
||||
<span class="hljs-keyword">val</span> utxos: <span class="hljs-type">Vector</span>[<span class="hljs-type">BitcoinUTXOSpendingInfoFull</span>] = <span class="hljs-type">Vector</span>(utxoSpendingInfo)
|
||||
<span class="hljs-comment">// utxos: Vector[BitcoinUTXOSpendingInfoFull] = Vector(P2PKHSpendingInfo(TransactionOutPoint(63f03f551ff9454e58e32fc53f14cc6b27af1eca4f8476c2dbc7c64328c95f1d:0),10000 sats,pkh(fdf33873314787582960581016b3b9f426d071e8),Masked(ECPrivateKeyImpl),SIGHASH_ALL(Int32Impl(1))))</span>
|
||||
<span class="hljs-comment">// utxos: Vector[BitcoinUTXOSpendingInfoFull] = Vector(P2PKHSpendingInfo(TransactionOutPoint(e4755c54994d113af6ecb444df2b662ddc3e482f20bcbee4ab2b2c5a31620be6:0),10000 sats,pkh(940f7543e805f116e512632f994f9f4c2fddf3bc),Masked(ECPrivateKeyImpl),SIGHASH_ALL(Int32Impl(1))))</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>
|
||||
|
|
@ -149,7 +149,7 @@ transactions. Here's an example of how to use it</p>
|
|||
<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(a382075626293d99f7dcdfa2232bc50d09cbd194)</span>
|
||||
<span class="hljs-comment">// changeSPK: P2PKHScriptPubKey = pkh(9e8f15d49e1de57146bff521a929f7467a42bda1)</span>
|
||||
|
||||
<span class="hljs-comment">// the network we are on, for this example we are using</span>
|
||||
<span class="hljs-comment">// the regression test network. This is a network you control</span>
|
||||
|
|
@ -168,7 +168,7 @@ transactions. Here's an example of how to use it</p>
|
|||
network = networkParams)
|
||||
<span class="hljs-type">Await</span>.result(builderF, <span class="hljs-number">30.</span>seconds)
|
||||
}
|
||||
<span class="hljs-comment">// txBuilder: BitcoinTxBuilder = BitcoinTxBuilderImpl(Vector(TransactionOutput(5000 sats,pkh(ec9d2520d5b8419bb6ec7b11c6e7497660510256))),Map(TransactionOutPoint(63f03f551ff9454e58e32fc53f14cc6b27af1eca4f8476c2dbc7c64328c95f1d:0) -> P2PKHSpendingInfo(TransactionOutPoint(63f03f551ff9454e58e32fc53f14cc6b27af1eca4f8476c2dbc7c64328c95f1d:0),10000 sats,pkh(fdf33873314787582960581016b3b9f426d071e8),Masked(ECPrivateKeyImpl),SIGHASH_ALL(Int32Impl(1)))),SatoshisPerByte(1 sat),pkh(a382075626293d99f7dcdfa2232bc50d09cbd194),RegTest)</span>
|
||||
<span class="hljs-comment">// txBuilder: BitcoinTxBuilder = BitcoinTxBuilderImpl(Vector(TransactionOutput(5000 sats,pkh(db3d6197033cfbcbdd29c55ace7988222ae60fd9))),Map(TransactionOutPoint(e4755c54994d113af6ecb444df2b662ddc3e482f20bcbee4ab2b2c5a31620be6:0) -> P2PKHSpendingInfo(TransactionOutPoint(e4755c54994d113af6ecb444df2b662ddc3e482f20bcbee4ab2b2c5a31620be6:0),10000 sats,pkh(940f7543e805f116e512632f994f9f4c2fddf3bc),Masked(ECPrivateKeyImpl),SIGHASH_ALL(Int32Impl(1)))),SatoshisPerByte(1 sat),pkh(9e8f15d49e1de57146bff521a929f7467a42bda1),RegTest)</span>
|
||||
|
||||
<span class="hljs-comment">// Let's finally produce a validly signed tx!</span>
|
||||
<span class="hljs-comment">// The 'sign' method is going produce a validly signed transaction</span>
|
||||
|
|
@ -182,7 +182,7 @@ transactions. Here's an example of how to use it</p>
|
|||
<span class="hljs-keyword">val</span> signF = txBuilder.sign
|
||||
<span class="hljs-type">Await</span>.result(signF, <span class="hljs-number">30.</span>seconds)
|
||||
}
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransactionImpl(Int32Impl(2),List(TransactionInputImpl(TransactionOutPoint(63f03f551ff9454e58e32fc53f14cc6b27af1eca4f8476c2dbc7c64328c95f1d:0),P2PKHScriptSignature(ECPublicKey(0353cb3f1980acda4107274dd7ef64bb8cb28f56f53262021cf4eed641d38514a3), ECDigitalSignature(3045022100e3436249ff9f3078b3558c3a207cc373f910c9419f3a513eb267966f3581d6f30220659e40f02482f24f7aee3f18dac77008d8f11d1ca6482639015d658275c1160401)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(ec9d2520d5b8419bb6ec7b11c6e7497660510256)), TransactionOutput(4774 sats,pkh(a382075626293d99f7dcdfa2232bc50d09cbd194))),UInt32Impl(0))</span>
|
||||
<span class="hljs-comment">// signedTx: Transaction = BaseTransactionImpl(Int32Impl(2),List(TransactionInputImpl(TransactionOutPoint(e4755c54994d113af6ecb444df2b662ddc3e482f20bcbee4ab2b2c5a31620be6:0),P2PKHScriptSignature(ECPublicKey(027d1ed894a7626ab075e9698cd87720b380a2d9044f7d309d47d97ac188c0d5e8), ECDigitalSignature(304402203ed047527664d4f1aaaf7c467163d3a5280f84f3cbb49f85cc0295106fa9a57602201236ca577c37308a931030f4dd37d771b426c129413be8f24bcd206bb40f62f701)),UInt32Impl(0))),Vector(TransactionOutput(5000 sats,pkh(db3d6197033cfbcbdd29c55ace7988222ae60fd9)), TransactionOutput(4774 sats,pkh(9e8f15d49e1de57146bff521a929f7467a42bda1))),UInt32Impl(0))</span>
|
||||
</code></pre>
|
||||
<pre><code class="hljs css language-scala">signedTx.inputs.length
|
||||
<span class="hljs-comment">// res0: Int = 1</span>
|
||||
|
|
@ -192,7 +192,7 @@ 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">// res2: String = 02000000011d5fc92843c6c7dbc276844fca1eaf276bcc143fc52fe3584e45f91f553ff063000000006b483045022100e3436249ff9f3078b3558c3a207cc373f910c9419f3a513eb267966f3581d6f30220659e40f02482f24f7aee3f18dac77008d8f11d1ca6482639015d658275c1160401210353cb3f1980acda4107274dd7ef64bb8cb28f56f53262021cf4eed641d38514a3000000000288130000000000001976a914ec9d2520d5b8419bb6ec7b11c6e749766051025688aca6120000000000001976a914a382075626293d99f7dcdfa2232bc50d09cbd19488ac00000000</span>
|
||||
<span class="hljs-comment">// res2: String = 0200000001e60b62315a2c2babe4bebc202f483edc2d662bdf44b4ecf63a114d99545c75e4000000006a47304402203ed047527664d4f1aaaf7c467163d3a5280f84f3cbb49f85cc0295106fa9a57602201236ca577c37308a931030f4dd37d771b426c129413be8f24bcd206bb40f62f70121027d1ed894a7626ab075e9698cd87720b380a2d9044f7d309d47d97ac188c0d5e8000000000288130000000000001976a914db3d6197033cfbcbdd29c55ace7988222ae60fd988aca6120000000000001976a9149e8f15d49e1de57146bff521a929f7467a42bda188ac00000000</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/key-manager/key-manager"><span>Key Manager</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/enQtNDEyMjY3MTg1MTg3LTYyYjkwOGUzMDQ4NDAwZjE1M2I3MmQyNWNlZjNlYjg4OGRjYTRjNWUwNjRjNjg4Y2NjZjAxYjU1N2JjMTU1YWM" 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) {
|
||||
|
|
|
|||
|
|
@ -120,7 +120,7 @@ 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>0.3.0+64-c030670d-SCHNORR-DLC-SNAPSHOT</code>.</p>
|
||||
recent snapshot published is <code>0.3.0+67-220080ff-SNAPSHOT</code>.</p>
|
||||
<p>To fetch snapshots, you will need to add the correct
|
||||
resolver in your <code>build.sbt</code>:</p>
|
||||
<p>```sbt
|
||||
|
|
|
|||
|
|
@ -120,7 +120,7 @@ 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>0.3.0+64-c030670d-SCHNORR-DLC-SNAPSHOT</code>.</p>
|
||||
recent snapshot published is <code>0.3.0+67-220080ff-SNAPSHOT</code>.</p>
|
||||
<p>To fetch snapshots, you will need to add the correct
|
||||
resolver in your <code>build.sbt</code>:</p>
|
||||
<p>```sbt
|
||||
|
|
|
|||
|
|
@ -85,14 +85,14 @@ as a logical distinction for further development in subsequent releases.</p>
|
|||
|
||||
<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, 0xd99e13fd7eab950705d8029a5b1dbec81172c146db2b2e64d244fe4504441afb)</span>
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xaa9ecc975ad1e71a5b8a02902bc5e71a4bc0adfef37fda8db07648c43a2865be)</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(sunset, vacuum, young, wool, rich, logic, blast, able, olympic, suggest, hurry, mother, blame, gaze, bread, grace, common, charge, muffin, wish, expect, capital, hip, gravity)</span>
|
||||
<span class="hljs-comment">// Vector(pride, wait, chair, remember, bunker, minor, hotel, doctor, mother, funny, keep, cruel, rose, finger, wink, husband, surround, horn, budget, muscle, dry, before, notice, sentence)</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>
|
||||
|
|
@ -107,7 +107,7 @@ 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-example11196812932771935023/encrypted-bitcoin-s-seed.json</span>
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example11229903560411616450/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>
|
||||
|
|
@ -118,16 +118,16 @@ 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-example11196812932771935023/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example11229903560411616450/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(mnemonic, <span class="hljs-type">None</span>, kmParams)
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example11196812932771935023/encrypted-bitcoin-s-seed.json,m/84',RegTest),None))</span>
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example11229903560411616450/encrypted-bitcoin-s-seed.json,m/84',RegTest),None))</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZHoBKyZnrNsW5WPRYZm9JeRSwhXzUDBxuX7caW8uHd2BrdoYdtpavTG5hfKHPfwf5RnAPHK6KNKzsDzHh8jqaASKXs1WiDe</span>
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYH896dpKMdqq8CGiQz3dZqHtnr3YLUVyYu8gF225fN8uDeqwPzj6kEHSSapbF6pdQu1SqJeZhVCyyZK1mznDqDa8eGaGSk8</span>
|
||||
|
||||
println(rootXPub)
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeZHoBKyZnrNsW5WPRYZm9JeRSwhXzUDBxuX7caW8uHd2BrdoYdtpavTG5hfKHPfwf5RnAPHK6KNKzsDzHh8jqaASKXs1WiDe</span>
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeYH896dpKMdqq8CGiQz3dZqHtnr3YLUVyYu8gF225fN8uDeqwPzj6kEHSSapbF6pdQu1SqJeZhVCyyZK1mznDqDa8eGaGSk8</span>
|
||||
</code></pre>
|
||||
<p>Which should print something that looks like this</p>
|
||||
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
|
||||
|
|
@ -136,17 +136,17 @@ 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-example11196812932771935023/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example11229903560411616450/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-comment">// mainnetKeyManager: BIP39KeyManager = BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example11196812932771935023/encrypted-bitcoin-s-seed.json,m/84',MainNet),None)</span>
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example11229903560411616450/encrypted-bitcoin-s-seed.json,m/84',MainNet),None)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZxUZefQiHgjFWmNyDK3j8y6WL5H7XzEhV7vNXb8o9msejwTdtdXSGZ1jJhZhXEKMrcaERG4y9WK4QLamz2n1nf4gu686nQz5</span>
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwTtcS4xpBzDqp4rWBU1dEHNmvRd5rW1VmJPbFegL9cmTJUgHPdLnNnkfSVCq5kEpx3Thi6JctRwPSv6i7e4Av7piCYhaHWW</span>
|
||||
|
||||
println(mainnetXpub)
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZxUZefQiHgjFWmNyDK3j8y6WL5H7XzEhV7vNXb8o9msejwTdtdXSGZ1jJhZhXEKMrcaERG4y9WK4QLamz2n1nf4gu686nQz5</span>
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZwTtcS4xpBzDqp4rWBU1dEHNmvRd5rW1VmJPbFegL9cmTJUgHPdLnNnkfSVCq5kEpx3Thi6JctRwPSv6i7e4Av7piCYhaHWW</span>
|
||||
</code></pre>
|
||||
<p>Which gives us something that looks like this</p>
|
||||
<p><code>zpub6jftahH18ngZw98KGjRo5XcxeKTQ2eztsvskb1dC9XF5TLimQquTs6Ry7nBBA425D9joXmfgJJCexmJ1u2SELJZJfRi95gcnXadLpZzYb5c</code></p>
|
||||
|
|
|
|||
|
|
@ -85,14 +85,14 @@ as a logical distinction for further development in subsequent releases.</p>
|
|||
|
||||
<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, 0xd99e13fd7eab950705d8029a5b1dbec81172c146db2b2e64d244fe4504441afb)</span>
|
||||
<span class="hljs-comment">// entropy: scodec.bits.BitVector = BitVector(256 bits, 0xaa9ecc975ad1e71a5b8a02902bc5e71a4bc0adfef37fda8db07648c43a2865be)</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(sunset, vacuum, young, wool, rich, logic, blast, able, olympic, suggest, hurry, mother, blame, gaze, bread, grace, common, charge, muffin, wish, expect, capital, hip, gravity)</span>
|
||||
<span class="hljs-comment">// Vector(pride, wait, chair, remember, bunker, minor, hotel, doctor, mother, funny, keep, cruel, rose, finger, wink, husband, surround, horn, budget, muscle, dry, before, notice, sentence)</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>
|
||||
|
|
@ -107,7 +107,7 @@ 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-example11196812932771935023/encrypted-bitcoin-s-seed.json</span>
|
||||
<span class="hljs-comment">// seedPath: Path = /tmp/key-manager-example11229903560411616450/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>
|
||||
|
|
@ -118,16 +118,16 @@ 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-example11196812932771935023/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
<span class="hljs-comment">// kmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example11229903560411616450/encrypted-bitcoin-s-seed.json,m/84',RegTest)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> km = <span class="hljs-type">BIP39KeyManager</span>.initializeWithMnemonic(mnemonic, <span class="hljs-type">None</span>, kmParams)
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example11196812932771935023/encrypted-bitcoin-s-seed.json,m/84',RegTest),None))</span>
|
||||
<span class="hljs-comment">// km: Either[KeyManagerInitializeError, BIP39KeyManager] = Right(BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example11229903560411616450/encrypted-bitcoin-s-seed.json,m/84',RegTest),None))</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> rootXPub = km.right.get.getRootXPub
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeZHoBKyZnrNsW5WPRYZm9JeRSwhXzUDBxuX7caW8uHd2BrdoYdtpavTG5hfKHPfwf5RnAPHK6KNKzsDzHh8jqaASKXs1WiDe</span>
|
||||
<span class="hljs-comment">// rootXPub: ExtPublicKey = vpub5SLqN2bLY4WeYH896dpKMdqq8CGiQz3dZqHtnr3YLUVyYu8gF225fN8uDeqwPzj6kEHSSapbF6pdQu1SqJeZhVCyyZK1mznDqDa8eGaGSk8</span>
|
||||
|
||||
println(rootXPub)
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeZHoBKyZnrNsW5WPRYZm9JeRSwhXzUDBxuX7caW8uHd2BrdoYdtpavTG5hfKHPfwf5RnAPHK6KNKzsDzHh8jqaASKXs1WiDe</span>
|
||||
<span class="hljs-comment">// vpub5SLqN2bLY4WeYH896dpKMdqq8CGiQz3dZqHtnr3YLUVyYu8gF225fN8uDeqwPzj6kEHSSapbF6pdQu1SqJeZhVCyyZK1mznDqDa8eGaGSk8</span>
|
||||
</code></pre>
|
||||
<p>Which should print something that looks like this</p>
|
||||
<p><code>vpub5SLqN2bLY4WeXxMqwJHJFBEwxSscGB2uDUnsTS3edVjZEwTrQDFDNqoR2xLqARQPabGaXsHSTenTRcqm2EnB9MpuC4vSk3LqSgNmGGZtuq7</code></p>
|
||||
|
|
@ -136,17 +136,17 @@ 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-example11196812932771935023/encrypted-bitcoin-s-seed.json,m/84',MainNet)</span>
|
||||
<span class="hljs-comment">// mainnetKmParams: KeyManagerParams = KeyManagerParams(/tmp/key-manager-example11229903560411616450/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-comment">// mainnetKeyManager: BIP39KeyManager = BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example11196812932771935023/encrypted-bitcoin-s-seed.json,m/84',MainNet),None)</span>
|
||||
<span class="hljs-comment">// mainnetKeyManager: BIP39KeyManager = BIP39KeyManager(Masked(MnemonicCodeImpl),KeyManagerParams(/tmp/key-manager-example11229903560411616450/encrypted-bitcoin-s-seed.json,m/84',MainNet),None)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> mainnetXpub = mainnetKeyManager.getRootXPub
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZxUZefQiHgjFWmNyDK3j8y6WL5H7XzEhV7vNXb8o9msejwTdtdXSGZ1jJhZhXEKMrcaERG4y9WK4QLamz2n1nf4gu686nQz5</span>
|
||||
<span class="hljs-comment">// mainnetXpub: ExtPublicKey = zpub6jftahH18ngZwTtcS4xpBzDqp4rWBU1dEHNmvRd5rW1VmJPbFegL9cmTJUgHPdLnNnkfSVCq5kEpx3Thi6JctRwPSv6i7e4Av7piCYhaHWW</span>
|
||||
|
||||
println(mainnetXpub)
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZxUZefQiHgjFWmNyDK3j8y6WL5H7XzEhV7vNXb8o9msejwTdtdXSGZ1jJhZhXEKMrcaERG4y9WK4QLamz2n1nf4gu686nQz5</span>
|
||||
<span class="hljs-comment">// zpub6jftahH18ngZwTtcS4xpBzDqp4rWBU1dEHNmvRd5rW1VmJPbFegL9cmTJUgHPdLnNnkfSVCq5kEpx3Thi6JctRwPSv6i7e4Av7piCYhaHWW</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=<span cl
|
|||
<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(02fbf58d22df5e92836d2e60f182ba69ec17c1ef8255d15342714a9cc856f19716)</span>
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0285f3eb653404bfc14eb468d90737624de7456399a1ad399773ca8207e19d354e)</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(3045022100d5bfc47f2489877040fa21fe4895cd410d5bc081485d7e365595120073330c25022036b0298508e395dbe0b8f9bc8629b85ec0723c1d283066c6cc3031e4c962f639)</span>
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(30440220582308245b3abc85d0cc460712ebede82a0af10cd8d2054fa0629c0af927f80b022039d79a9ae66dda5d15ed55ebd5968a001a41e05c8ff64ece2b5ec7eba15a016a)</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=<span cl
|
|||
<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(02fbf58d22df5e92836d2e60f182ba69ec17c1ef8255d15342714a9cc856f19716)</span>
|
||||
<span class="hljs-comment">// publicKey: ECPublicKey = ECPublicKey(0285f3eb653404bfc14eb468d90737624de7456399a1ad399773ca8207e19d354e)</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(3045022100d5bfc47f2489877040fa21fe4895cd410d5bc081485d7e365595120073330c25022036b0298508e395dbe0b8f9bc8629b85ec0723c1d283066c6cc3031e4c962f639)</span>
|
||||
<span class="hljs-comment">// signature: ECDigitalSignature = ECDigitalSignature(30440220582308245b3abc85d0cc460712ebede82a0af10cd8d2054fa0629c0af927f80b022039d79a9ae66dda5d15ed55ebd5968a001a41e05c8ff64ece2b5ec7eba15a016a)</span>
|
||||
|
||||
<span class="hljs-keyword">val</span> verified = publicKey.verifyWithBouncyCastle(dataToSign.bytes, signature)
|
||||
<span class="hljs-comment">// verified: Boolean = true</span>
|
||||
|
|
|
|||
|
|
@ -117,6 +117,11 @@ want.</p>
|
|||
<span class="hljs-comment">// Here is where we are defining our actual node api, Ideally this could be it's own class</span>
|
||||
<span class="hljs-comment">// but for the examples sake we will keep it small.</span>
|
||||
<span class="hljs-keyword">val</span> nodeApi = <span class="hljs-keyword">new</span> <span class="hljs-type">NodeApi</span> {
|
||||
|
||||
<span class="hljs-keyword">override</span> <span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">broadcastTransaction</span></span>(transaction: <span class="hljs-type">Transaction</span>): <span class="hljs-type">Future</span>[<span class="hljs-type">Unit</span>] = {
|
||||
bitcoind.sendRawTransaction(transaction).map(_ => ())
|
||||
}
|
||||
|
||||
<span class="hljs-keyword">override</span> <span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">downloadBlocks</span></span>(
|
||||
blockHashes: <span class="hljs-type">Vector</span>[<span class="hljs-type">DoubleSha256Digest</span>]): <span class="hljs-type">Future</span>[<span class="hljs-type">Unit</span>] = {
|
||||
<span class="hljs-keyword">val</span> blockFs = blockHashes.map(hash => bitcoind.getBlockRaw(hash))
|
||||
|
|
|
|||
|
|
@ -117,6 +117,11 @@ want.</p>
|
|||
<span class="hljs-comment">// Here is where we are defining our actual node api, Ideally this could be it's own class</span>
|
||||
<span class="hljs-comment">// but for the examples sake we will keep it small.</span>
|
||||
<span class="hljs-keyword">val</span> nodeApi = <span class="hljs-keyword">new</span> <span class="hljs-type">NodeApi</span> {
|
||||
|
||||
<span class="hljs-keyword">override</span> <span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">broadcastTransaction</span></span>(transaction: <span class="hljs-type">Transaction</span>): <span class="hljs-type">Future</span>[<span class="hljs-type">Unit</span>] = {
|
||||
bitcoind.sendRawTransaction(transaction).map(_ => ())
|
||||
}
|
||||
|
||||
<span class="hljs-keyword">override</span> <span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">downloadBlocks</span></span>(
|
||||
blockHashes: <span class="hljs-type">Vector</span>[<span class="hljs-type">DoubleSha256Digest</span>]): <span class="hljs-type">Future</span>[<span class="hljs-type">Unit</span>] = {
|
||||
<span class="hljs-keyword">val</span> blockFs = blockHashes.map(hash => bitcoind.getBlockRaw(hash))
|
||||
|
|
|
|||
|
|
@ -159,6 +159,7 @@ val keyManager = BIP39KeyManager.initialize(walletConfig.kmParams, bip39Password
|
|||
// once this future completes, we have a initialized
|
||||
// wallet
|
||||
val wallet = Wallet(keyManager, new NodeApi {
|
||||
override def broadcastTransaction(tx: Transaction): Future[Unit] = Future.successful(())
|
||||
override def downloadBlocks(blockHashes: Vector[DoubleSha256Digest]): Future[Unit] = Future.successful(())
|
||||
}, new ChainQueryApi {
|
||||
override def getBlockHeight(blockHash: DoubleSha256DigestBE): Future[Option[Int]] = Future.successful(None)
|
||||
|
|
|
|||
|
|
@ -159,6 +159,7 @@ val keyManager = BIP39KeyManager.initialize(walletConfig.kmParams, bip39Password
|
|||
// once this future completes, we have a initialized
|
||||
// wallet
|
||||
val wallet = Wallet(keyManager, new NodeApi {
|
||||
override def broadcastTransaction(tx: Transaction): Future[Unit] = Future.successful(())
|
||||
override def downloadBlocks(blockHashes: Vector[DoubleSha256Digest]): Future[Unit] = Future.successful(())
|
||||
}, new ChainQueryApi {
|
||||
override def getBlockHeight(blockHash: DoubleSha256DigestBE): Future[Option[Int]] = Future.successful(None)
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue