pkg mime, func AddExtensionType(string, string) error
pkg mime, func FormatMediaType(string, map[string]string) string
pkg mime, func ParseMediaType(string) (string, map[string]string, error)
pkg mime, func TypeByExtension(string) string
pkg mime/multipart, func NewReader(io.Reader, string) *Reader
pkg mime/multipart, func NewWriter(io.Writer) *Writer
pkg mime/multipart, method (*FileHeader) Open() (File, error)