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Moves Bech Utility methods from CryptoUtils to BechUtils

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This commit is contained in:
Vitor Pamplona
2023-07-24 11:18:57 -04:00
parent 69eea8824a
commit 7923f5d854
2 changed files with 15 additions and 15 deletions
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17
app/src/main/java/com/vitorpamplona/amethyst/service/Bech32Util.kt
View File

@@ -29,9 +29,9 @@ public typealias Int5 = Byte
* See https://github.com/bitcoin/bips/blob/master/bip-0173.mediawiki and https://github.com/bitcoin/bips/blob/master/bip-0350.mediawiki. * See https://github.com/bitcoin/bips/blob/master/bip-0173.mediawiki and https://github.com/bitcoin/bips/blob/master/bip-0350.mediawiki.
*/ */
object Bech32 { object Bech32 {
public const val alphabet: String = "qpzry9x8gf2tvdw0s3jn54khce6mua7l" const val alphabet: String = "qpzry9x8gf2tvdw0s3jn54khce6mua7l"
public enum class Encoding(public val constant: Int) { enum class Encoding(public val constant: Int) {
Bech32(1), Bech32(1),
Bech32m(0x2bc830a3), Bech32m(0x2bc830a3),
Beck32WithoutChecksum(0) Beck32WithoutChecksum(0)
@@ -198,3 +198,16 @@ object Bech32 {
return output.toByteArray() return output.toByteArray()
} }
} }
fun ByteArray.toNsec() = Bech32.encodeBytes(hrp = "nsec", this, Bech32.Encoding.Bech32)
fun ByteArray.toNpub() = Bech32.encodeBytes(hrp = "npub", this, Bech32.Encoding.Bech32)
fun String.bechToBytes(hrp: String? = null): ByteArray {
val decodedForm = Bech32.decodeBytes(this)
hrp?.also {
if (it != decodedForm.first) {
throw IllegalArgumentException("Expected $it but obtained ${decodedForm.first}")
}
}
return decodedForm.second
}

13
app/src/main/java/com/vitorpamplona/amethyst/service/CryptoUtils.kt
View File

@@ -72,16 +72,3 @@ fun Int.toByteArray(): ByteArray {
} }
return bytes return bytes
} }
fun ByteArray.toNsec() = Bech32.encodeBytes(hrp = "nsec", this, Bech32.Encoding.Bech32)
fun ByteArray.toNpub() = Bech32.encodeBytes(hrp = "npub", this, Bech32.Encoding.Bech32)
fun String.bechToBytes(hrp: String? = null): ByteArray {
val decodedForm = Bech32.decodeBytes(this)
hrp?.also {
if (it != decodedForm.first) {
throw IllegalArgumentException("Expected $it but obtained ${decodedForm.first}")
}
}
return decodedForm.second
}