68 lines
1.2 KiB
Go
68 lines
1.2 KiB
Go
// Copyright (C) 2023 Marius Schellenberger
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package core
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import (
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"encoding/base32"
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"encoding/base64"
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"encoding/hex"
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)
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var b32raw = base32.StdEncoding.WithPadding(base32.NoPadding)
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type Encoding int
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func (e Encoding) String() string {
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switch e {
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case Base32:
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return "base32"
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case Base64:
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return "base64"
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case Base64URL:
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return "base64url"
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}
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return "hex"
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}
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func (e Encoding) EncodeToString(src []byte) string {
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switch e {
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case Base32:
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return b32raw.EncodeToString(src)
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case Base64:
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return base64.RawStdEncoding.EncodeToString(src)
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case Base64URL:
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return base64.RawURLEncoding.EncodeToString(src)
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}
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return hex.EncodeToString(src)
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}
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func (e Encoding) Decode(src string) ([]byte, error) {
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switch e {
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case Base32:
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return b32raw.DecodeString(src)
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case Base64:
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return base64.RawStdEncoding.DecodeString(src)
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case Base64URL:
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return base64.RawURLEncoding.DecodeString(src)
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}
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return hex.DecodeString(src)
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}
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func EncodingFromString(e string) Encoding {
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switch e {
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case "base32":
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return Base32
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case "base64":
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return Base64
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case "base64url":
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return Base64URL
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}
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return Hex
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}
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const (
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Hex Encoding = iota
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Base32
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Base64
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Base64URL
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)
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