crypto

Jun 7, 2015

Changes in this version

+ func CalculateLeaves(fileSize uint64) (numSegments uint64)

May 26, 2015

Changes in this version

type TwofishKey

+ func (key TwofishKey) NewCipher() cipher.Block

+ func (key TwofishKey) NewReader(r io.Reader) io.Reader

+ func (key TwofishKey) NewWriter(w io.Writer) io.Writer

May 12, 2015

Changes in this version

+ var ErrInsufficientLen = errors.New("supplied ciphertext is not long enough to contain a nonce")

+ type Ciphertext []byte

Mar 17, 2015

Changes in this version

+ const HashSize

+ const PublicKeySize

+ const SecretKeySize

+ const SegmentSize

+ const SignatureSize

+ var ErrInvalidSignature = errors.New("invalid signature")

+ var ErrNilInput = errors.New("cannot use nil input")

+ func CalculateSegments(fileSize uint64) (numSegments uint64)

+ func NewHash() hash.Hash

+ func NewTree() tree

+ func VerifyHash(data Hash, pk PublicKey, sig Signature) (err error)

+ func VerifySegment(base [SegmentSize]byte, hashSet []Hash, numSegments, proofIndex uint64, ...) bool

+ type Hash [HashSize]byte

+ func BuildReaderProof(r io.Reader, proofIndex uint64) (base [SegmentSize]byte, hashSet []Hash, err error)

+ func HashAll(objs ...interface{}) Hash

+ func HashBytes(data []byte) Hash

+ func HashObject(obj interface{}) Hash

+ func MerkleRoot(leaves [][]byte) (h Hash)

+ func ReaderMerkleRoot(r io.Reader) (h Hash, err error)

+ type HashSlice []Hash

+ func (hs HashSlice) Len() int

+ func (hs HashSlice) Less(i, j int) bool

+ func (hs HashSlice) Swap(i, j int)

type Signature

+ func SignHash(data Hash, sk SecretKey) (sig Signature, err error)

+ type TwofishKey [32]byte

+ func GenerateTwofishKey() (key TwofishKey, err error)

+ func (key TwofishKey) DecryptBytes(ciphertext []byte, iv []byte, padding int) (plaintext []byte, err error)

+ func (key TwofishKey) EncryptBytes(plaintext []byte) (ciphertext []byte, iv []byte, padding int, err error)

Jan 19, 2015

Changes in this version

+ const BlockSize

+ const KeySize

+ func DecryptBytes(key EncryptionKey, ciphertext []byte, iv []byte, padding int) (plaintext []byte, err error)

+ func EncryptBytes(key EncryptionKey, plaintext []byte) (ciphertext []byte, iv []byte, padding int, err error)

+ func GenerateSignatureKeys() (sk SecretKey, pk PublicKey, err error)

+ func VerifyBytes(data []byte, pk PublicKey, sig Signature) bool

+ type EncryptionKey [KeySize]byte

+ func GenerateEncryptionKey() (key EncryptionKey, err error)

+ type PublicKey *[ed25519.PublicKeySize]byte

+ type SecretKey *[ed25519.PrivateKeySize]byte

+ type Signature *[ed25519.SignatureSize]byte

+ func SignBytes(data []byte, sk SecretKey) (sig Signature, err error)