YoungBlood/libsodium_wasm_experimental
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js attempts to integrate libsodium

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Ugljesa Jovanovic 2020-05-26 00:23:27 +02:00 committed by Ugljesa Jovanovic
parent 1a89ee5154
commit 1009b92d33
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GPG Key ID: 178E6DFCECCB0E0F
6 changed files with 79 additions and 20 deletions
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5
buildSrc/src/main/kotlin/Deps.kt
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@ -49,6 +49,11 @@ object Deps {
val coroutines = "org.jetbrains.kotlinx:kotlinx-coroutines-core-js:${Versions.kotlinCoroutines}"
val serialization = "org.jetbrains.kotlinx:kotlinx-serialization-runtime-js:${Versions.kotlinSerialization}"
object Npm {
val libsodium = Pair("libsodium", "0.7.6")
val libsodiumWrappers = Pair("libsodium-wrappers", "0.7.6")
}
}
object Jvm {

3
multiplatform-crypto-delegated/build.gradle.kts
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@ -249,12 +249,15 @@ kotlin {
dependencies {
implementation(kotlin(Deps.Js.stdLib))
implementation(Deps.Js.coroutines)
implementation(npm(Deps.Js.Npm.libsodium.first, Deps.Js.Npm.libsodium.second))
implementation(npm(Deps.Js.Npm.libsodiumWrappers.first, Deps.Js.Npm.libsodiumWrappers.second))
}
}
val jsTest by getting {
dependencies {
implementation(Deps.Js.coroutines)
implementation(kotlin(Deps.Js.test))
implementation(npm(Deps.Js.Npm.libsodium.first, Deps.Js.Npm.libsodium.second))
}
}
val linuxMain by getting {

20
multiplatform-crypto-delegated/src/jsMain/kotlin/com/ionspin/kotlin/crypto/hash/blake2b/Blake2bDelegated.kt
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@ -1,5 +1,10 @@
package com.ionspin.kotlin.crypto.hash.blake2b
import crypto_generichash
import org.khronos.webgl.Uint8Array
import org.khronos.webgl.get
import kotlin.js.Promise
/**
* Created by Ugljesa Jovanovic
* ugljesa.jovanovic@ionspin.com
@ -8,7 +13,7 @@ package com.ionspin.kotlin.crypto.hash.blake2b
@ExperimentalUnsignedTypes
actual class Blake2bDelegated actual constructor(key: UByteArray?, hashLength: Int) : Blake2b {
override val MAX_HASH_BYTES: Int = 128
override val MAX_HASH_BYTES: Int = 64
override fun update(data: UByteArray) {
@ -28,17 +33,24 @@ actual class Blake2bDelegated actual constructor(key: UByteArray?, hashLength: I
}
}
@ExperimentalStdlibApi
@ExperimentalUnsignedTypes
actual object Blake2bStateless : Blake2bStatelessInterface {
override val MAX_HASH_BYTES: Int = 64
override fun digest(inputString: String, key: String?, hashLength: Int): UByteArray {
TODO("not implemented yet")
// val hashed = crypto_generichash(64, Uint8Array(inputString.encodeToByteArray().toTypedArray()), null)
// return UByteArray(MAX_HASH_BYTES) { hashed[it].toUByte() }
val hash = crypto_generichash(64, Uint8Array(arrayOf(0U.toByte())));
println("Hash $hash")
return ubyteArrayOf(0U)
}
override fun digest(inputMessage: UByteArray, key: UByteArray, hashLength: Int): UByteArray {
TODO("not implemented yet")
}
override val MAX_HASH_BYTES: Int
get() = TODO("not implemented yet")
}

10
multiplatform-crypto-delegated/src/jsMain/kotlin/libsodium.kt Normal file
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@ -0,0 +1,10 @@
import org.khronos.webgl.Uint8Array
/**
* Created by Ugljesa Jovanovic
* ugljesa.jovanovic@ionspin.com
* on 25-May-2020
*/
@JsModule("libsodium")
@JsNonModule
external fun crypto_generichash(hashLength: Int, inputMessage: Uint8Array) : Uint8Array

18
multiplatform-crypto-delegated/src/jsTest/kotlin/com/ionspin/kotlin/crypto/hash/blake2b/Blake2bJsTest.kt Normal file
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@ -0,0 +1,18 @@
package com.ionspin.kotlin.crypto.hash.blake2b
import kotlin.test.Test
/**
* Created by Ugljesa Jovanovic
* ugljesa.jovanovic@ionspin.com
* on 25-May-2020
*/
@ExperimentalUnsignedTypes
@ExperimentalStdlibApi
class Blake2bJsTest {
@Test
fun testBlake2BSodiumInterop() {
Blake2bStateless.digest("test")
}
}

31
multiplatform-crypto-delegated/src/linuxMain/kotlin/com/ionspin/kotlin/crypto/hash/blake2b/Blake2bDelegated.kt
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@ -35,25 +35,36 @@ actual class Blake2bDelegated actual constructor(key: UByteArray?, hashLength: I
@Suppress("EXPERIMENTAL_API_USAGE", "EXPERIMENTAL_UNSIGNED_LITERALS")
actual object Blake2bStateless : Blake2bStatelessInterface {
override fun digest(inputString: String, key: String?, hashLength: Int): UByteArray {
return memScoped {
val hashResult = UByteArray(MAX_HASH_BYTES)
val hashPointer = hashResult.toCValues().getPointer(this)
val hashResultPinned = hashResult.pin()
crypto_generichash(
hashPointer,
hashResultPinned.addressOf(0),
hashLength.toULong(),
inputString.cstr.getPointer(this).reinterpret(),
inputString.length.toULong(), key?.cstr?.getPointer(this)?.reinterpret(),
inputString.encodeToByteArray().toUByteArray().toCValues(),
inputString.length.toULong(),
key?.run { this.encodeToByteArray().toUByteArray().toCValues() },
key?.length?.toULong() ?: 0UL
)
println("HashPointer: ${hashPointer.readBytes(MAX_HASH_BYTES).toUByteArray().toHexString()}")
println("HashPointer: ${hashResult.toHexString()}")
println(hashResult.toHexString())
hashResult
}
return hashResult
}
override fun digest(inputMessage: UByteArray, key: UByteArray, hashLength: Int): UByteArray {
TODO("not implemented yet")
val hashResult = UByteArray(MAX_HASH_BYTES)
crypto_generichash(
StableRef.create(hashResult).asCPointer().reinterpret(),
hashLength.toULong(),
inputMessage.toCValues(),
inputMessage.size.toULong(),
key.toCValues(),
key.size.toULong() ?: 0UL
)
println("HashPointer: ${hashResult.toHexString()}")
println(hashResult.toHexString())
return hashResult
}
override val MAX_HASH_BYTES: Int = 64