Create BackupRecoveryKey wrapper class (to avoid directly expose uniffi generated classes)

matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/crypto/keysbackup/BackupRecoveryKey.kt

@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2022 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.matrix.android.sdk.api.session.crypto.keysbackup
+
+import uniffi.olm.BackupRecoveryKey as InnerBackupRecoveryKey
+
+class BackupRecoveryKey internal constructor(internal val inner: InnerBackupRecoveryKey) {
+
+    constructor() : this(InnerBackupRecoveryKey())
+
+    companion object {
+
+        fun fromBase58(key: String): BackupRecoveryKey {
+            val inner = InnerBackupRecoveryKey.fromBase58(key)
+            return BackupRecoveryKey(inner)
+        }
+
+        fun fromBase64(key: String): BackupRecoveryKey {
+            val inner = InnerBackupRecoveryKey.fromBase64(key)
+            return BackupRecoveryKey(inner)
+        }
+
+        fun fromPassphrase(passphrase: String, salt: String, rounds: Int): BackupRecoveryKey {
+            val inner = InnerBackupRecoveryKey.fromPassphrase(passphrase, salt, rounds)
+            return BackupRecoveryKey(inner)
+        }
+
+        fun newFromPassphrase(passphrase: String): BackupRecoveryKey {
+            val inner = InnerBackupRecoveryKey.newFromPassphrase(passphrase)
+            return BackupRecoveryKey(inner)
+        }
+    }
+
+    override fun equals(other: Any?): Boolean {
+        if (other !is BackupRecoveryKey) return false
+        return this.toBase58() == other.toBase58()
+    }
+
+    fun toBase58() = inner.toBase58()
+
+    fun toBase64() = inner.toBase64()
+
+    fun decryptV1(ephemeralKey: String, mac: String, ciphertext: String) = inner.decryptV1(ephemeralKey, mac, ciphertext)
+
+    fun megolmV1PublicKey() = inner.megolmV1PublicKey()
+}