implement bitwise operations

src/commonMain/kotlin/com/infendro/bytearray/operation.kt

@@ -0,0 +1,35 @@
+package com.infendro.bytearray
+
+import kotlin.experimental.and
+import kotlin.experimental.or
+import kotlin.experimental.xor
+
+infix fun ByteArray.and(
+    that: ByteArray,
+): ByteArray {
+    if (this.size != that.size) throw Exception()
+
+    return ByteArray(size) { i ->
+        this[i] and that[i]
+    }
+}
+
+infix fun ByteArray.or(
+    that: ByteArray,
+): ByteArray {
+    if (this.size != that.size) throw Exception()
+
+    return ByteArray(size) { i ->
+        this[i] or that[i]
+    }
+}
+
+infix fun ByteArray.xor(
+    that: ByteArray,
+): ByteArray {
+    if (this.size != that.size) throw Exception()
+
+    return ByteArray(size) { i ->
+        this[i] xor that[i]
+    }
+}