Base64 decoder

pkg/pencode/base64decode.go

@@ -0,0 +1,16 @@
+package pencode
+
+import (
+	"encoding/base64"
+)
+
+type Base64Decoder struct{}
+
+func (b Base64Decoder) Encode(input []byte) ([]byte, error) {
+	output, err := base64.StdEncoding.DecodeString(string(input))
+	return output, err
+}
+
+func (b Base64Decoder) HelpText() string {
+	return "Base64 decoder"
+}

pkg/pencode/encoders.go

@@ -6,6 +6,7 @@ import (
 
 var availableEncoders = map[string]Encoder{
 	"b64encode": Base64Encoder{},
+	"b64decode": Base64Decoder{},
 }
 
 type Chain struct {