js attempts to integrate libsodium

buildSrc/src/main/kotlin/Deps.kt

@@ -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 {

multiplatform-crypto-delegated/build.gradle.kts

@@ -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 {

multiplatform-crypto-delegated/src/jsMain/kotlin/com/ionspin/kotlin/crypto/hash/blake2b/Blake2bDelegated.kt

@@ -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")
 
 }

multiplatform-crypto-delegated/src/jsMain/kotlin/libsodium.kt

@@ -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

multiplatform-crypto-delegated/src/jsTest/kotlin/com/ionspin/kotlin/crypto/hash/blake2b/Blake2bJsTest.kt

@@ -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")
+    }
+}

multiplatform-crypto-delegated/src/linuxMain/kotlin/com/ionspin/kotlin/crypto/hash/blake2b/Blake2bDelegated.kt

@@ -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.encodeToByteArray().toUByteArray().toCValues(),
-                inputString.length.toULong(), key?.cstr?.getPointer(this)?.reinterpret(),
+            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