Contributor that would be infringed, but for the grant of the
    License, by the making, using, selling, offering for sale, having
    made, import, or transfer of either its Contributions or its
    Contributor Version.

1.12. "Secondary License"
    means either the GNU General Public License, Version 2.0, the GNU
    Lesser General Public License, Version 2.1, the GNU Affero General

pkg crypto/cipher, func NewOFB(Block, []uint8) Stream
pkg crypto/cipher, method (StreamReader) Read([]uint8) (int, error)
pkg crypto/cipher, method (StreamWriter) Close() error
pkg crypto/cipher, method (StreamWriter) Write([]uint8) (int, error)
pkg crypto/cipher, type Block interface { BlockSize, Decrypt, Encrypt }
pkg crypto/cipher, type Block interface, BlockSize() int

pkg crypto, type PublicKey interface {}
pkg crypto/cipher, func NewGCM(Block) (AEAD, error)
pkg crypto/cipher, type AEAD interface { NonceSize, Open, Overhead, Seal }
pkg crypto/cipher, type AEAD interface, NonceSize() int
pkg crypto/cipher, type AEAD interface, Open([]uint8, []uint8, []uint8, []uint8) ([]uint8, error)
pkg crypto/cipher, type AEAD interface, Overhead() int