// Decode makes it a bit easier to deal with base 64 decoding, see
// example code below.
func Decode(decBuf, enc []byte, e64 *base64.Encoding) []byte {
maxDecLen := e64.DecodedLen(len(enc))
if decBuf == nil || len(decBuf) < maxDecLen {
decBuf = make([]byte, maxDecLen)
}
n, err := e64.Decode(decBuf, enc)
_ = err
return decBuf[0:n]
}
func Base64Decode(enc *base64.Encoding, src []byte) ([]byte, error) {
l := len(src)
dst := make([]byte, enc.DecodedLen(l))
l, err := enc.Decode(dst, src)
if err != nil {
return nil, err
}
return dst[:l], nil
}