1 files changed, 6 insertions, 8 deletions
diff --git a/wallet/src/commonMain/kotlin/net/taler/lib/crypto/Base32Crockford.kt b/wallet/src/commonMain/kotlin/net/taler/lib/crypto/Base32Crockford.kt
index b73f508..88a8ebb 100644
--- a/wallet/src/commonMain/kotlin/net/taler/lib/crypto/Base32Crockford.kt
+++ b/wallet/src/commonMain/kotlin/net/taler/lib/crypto/Base32Crockford.kt
@@ -16,20 +16,18 @@
 
 package net.taler.lib.crypto
 
+internal class EncodingException : Exception("Invalid encoding")
 
-class EncodingException : Exception("Invalid encoding")
-
-
-object Base32Crockford {
+internal object Base32Crockford {
 
     private fun ByteArray.getIntAt(index: Int): Int {
         val x = this[index].toInt()
         return if (x >= 0) x else (x + 256)
     }
 
-    private var encTable = "0123456789ABCDEFGHJKMNPQRSTVWXYZ"
+    private const val encTable = "0123456789ABCDEFGHJKMNPQRSTVWXYZ"
 
-    fun encode(data: ByteArray): String {
+    public fun encode(data: ByteArray): String {
         val sb = StringBuilder()
         val size = data.size
         var bitBuf = 0
@@ -53,7 +51,7 @@ object Base32Crockford {
         return sb.toString()
     }
 
-    fun decode(encoded: String): ByteArray {
+    public fun decode(encoded: String): ByteArray {
         val size = encoded.length
         var bitpos = 0
         var bitbuf = 0
@@ -122,7 +120,7 @@ object Base32Crockford {
      * @param stringSize size of the string to decode
      * @return size of the resulting data in bytes
      */
-    fun calculateDecodedDataLength(stringSize: Int): Int {
+    internal fun calculateDecodedDataLength(stringSize: Int): Int {
         return stringSize * 5 / 8
     }