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package
v0.11.0-rc6 Latest Latest
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Published: Jan 26, 2018 License: MIT Imports: 28 Imported by: 0

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Index

Constants

View Source
const (
	// The version of the encryption algorithm used. Currently only 1 is supported
	CiphertextVersion = 1

	// Length of the serialized version in bytes
	CiphertextVersionBytes = 4

	// Length of the secret key used to generate the AES and MAC keys in bytes
	SecretKeyBytes = 32

	// Length of the AES key in bytes
	AESKeyBytes = 32

	// Length of the MAC key in bytes
	MacKeyBytes = 32

	// Length of the RSA encrypted secret key ciphertext in bytes
	EncryptedSecretKeyBytes = 512

	// Length of the MAC in bytes
	MacBytes = 32

	// Length of nacl nonce
	NonceBytes = 24

	// Length of nacl ephemeral public key
	EphemeralPublicKeyBytes = 32
)

Variables

View Source
var (
	// The ciphertext cannot be shorter than CiphertextVersionBytes + EncryptedSecretKeyBytes + aes.BlockSize + MacKeyBytes
	ErrShortCiphertext = errors.New("Ciphertext is too short")

	// The HMAC included in the ciphertext is invalid
	ErrInvalidHmac = errors.New("Invalid Hmac")

	// Nacl box decryption failed
	BoxDecryptionError = errors.New("Failed to decrypt curve25519")

	// Satic salt used in the hdkf
	Salt = []byte("OpenBazaar Encryption Algorithm")
)
View Source
var (
	OutOfOrderMessage error = errors.New("Message arrived out of order")
	DuplicateMessage  error = errors.New("Duplicate Message")
)
View Source
var STUN_PORT int = 3478
View Source
var STUN_SERVERS []string = []string{
	"stun.ekiga.net",
	"stun.ideasip.com",
	"stun.voiparound.com",
	"stun.voipbuster.com",
	"stun.voipstunt.com",
	"stun.voxgratia.org",
}

Functions

func CreateHiddenServiceKey added in v0.2.0

func CreateHiddenServiceKey(repoPath string) (onionAddr string, err error)

Generate a new RSA key and onion address and save it to the repo

func Decrypt added in v0.1.1

func Decrypt(privKey libp2p.PrivKey, ciphertext []byte) ([]byte, error)

func Encrypt added in v0.1.1

func Encrypt(pubKey libp2p.PubKey, plaintext []byte) ([]byte, error)

func GetTorControlPort added in v0.2.0

func GetTorControlPort() (int, error)

Return the Tor control port if Tor is running or an error

func MaybeCreateHiddenServiceKey added in v0.2.0

func MaybeCreateHiddenServiceKey(repoPath string) (onionAddr string, err error)

Generate a new key pair if one does not already exist

func NATtoString

func NATtoString(i stunlib.NATType) string

func Shuffle

func Shuffle(a []string)

func Stun

func Stun() (int, error)

Types

type BanManager added in v0.5.1

type BanManager struct {
	*sync.RWMutex
	// contains filtered or unexported fields
}

func NewBanManager added in v0.5.1

func NewBanManager(blockedIds []peer.ID) *BanManager

func (*BanManager) AddBlockedId added in v0.5.1

func (bm *BanManager) AddBlockedId(peerId peer.ID)

func (*BanManager) GetBlockedIds added in v0.5.1

func (bm *BanManager) GetBlockedIds() []peer.ID

func (*BanManager) IsBanned added in v0.5.1

func (bm *BanManager) IsBanned(peerId peer.ID) bool

func (*BanManager) RemoveBlockedId added in v0.5.1

func (bm *BanManager) RemoveBlockedId(peerId peer.ID)

func (*BanManager) SetBlockedIds added in v0.5.1

func (bm *BanManager) SetBlockedIds(peerIds []peer.ID)

type NetworkService

type NetworkService interface {
	// Handle incoming streams
	HandleNewStream(s inet.Stream)

	// Get handler for mesage type
	HandlerForMsgType(t pb.Message_MessageType) func(peer.ID, *pb.Message, interface{}) (*pb.Message, error)

	// Send request to a peer and wait for the response
	SendRequest(ctx context.Context, p peer.ID, pmes *pb.Message) (*pb.Message, error)

	// Send a message to a peer without requiring a response
	SendMessage(ctx context.Context, p peer.ID, pmes *pb.Message) error

	// Disconnect from the given peer
	DisconnectFromPeer(p peer.ID) error
}

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