base64
pub const MIME: Config = Config{char_set: CharacterSet::Standard, pad: true, strip_whitespace: true, line_wrap: LineWrap::Wrap(76, LineEnding::CRLF),}
=
Config{char_set: CharacterSet::Standard, pad: true, strip_whitespace: true, line_wrap: LineWrap::Wrap(76, LineEnding::CRLF),}
As per standards for MIME encoded messages