First Commit

libraries/cryptography/test/build.gradle.kts

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+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2023-2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+plugins {
+    id("io.element.android-library")
+}
+
+android {
+    namespace = "io.element.android.libraries.cryptography.test"
+}
+
+dependencies {
+    api(projects.libraries.cryptography.api)
+}

libraries/cryptography/test/src/main/kotlin/io/element/android/libraries/cryptography/test/SimpleSecretKeyRepository.kt

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+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2023-2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.libraries.cryptography.test
+
+import io.element.android.libraries.cryptography.api.AESEncryptionSpecs
+import io.element.android.libraries.cryptography.api.SecretKeyRepository
+import javax.crypto.KeyGenerator
+import javax.crypto.SecretKey
+
+class SimpleSecretKeyRepository : SecretKeyRepository {
+    private var secretKeyForAlias = HashMap<String, SecretKey>()
+
+    override fun getOrCreateKey(alias: String, requiresUserAuthentication: Boolean): SecretKey {
+        return secretKeyForAlias.getOrPut(alias) {
+            generateKey()
+        }
+    }
+
+    override fun deleteKey(alias: String) {
+        secretKeyForAlias.remove(alias)
+    }
+
+    private fun generateKey(): SecretKey {
+        val keyGenerator = KeyGenerator.getInstance(AESEncryptionSpecs.ALGORITHM)
+        keyGenerator.init(AESEncryptionSpecs.KEY_SIZE)
+        return keyGenerator.generateKey()
+    }
+}