github.com/pokt-network/tendermint@v0.32.11-0.20230426215212-59310158d3e9/crypto/crypto.go (about)

     1  package crypto
     2  
     3  import (
     4  	"github.com/tendermint/tendermint/crypto/tmhash"
     5  	"github.com/tendermint/tendermint/libs/bytes"
     6  )
     7  
     8  const (
     9  	// AddressSize is the size of a pubkey address.
    10  	AddressSize = tmhash.TruncatedSize
    11  )
    12  
    13  // An address is a []byte, but hex-encoded even in JSON.
    14  // []byte leaves us the option to change the address length.
    15  // Use an alias so Unmarshal methods (with ptr receivers) are available too.
    16  type Address = bytes.HexBytes
    17  
    18  func AddressHash(bz []byte) Address {
    19  	return Address(tmhash.SumTruncated(bz))
    20  }
    21  
    22  type PubKey interface {
    23  	Address() Address
    24  	Bytes() []byte
    25  	VerifyBytes(msg []byte, sig []byte) bool
    26  	Equals(PubKey) bool
    27  }
    28  
    29  type PrivKey interface {
    30  	Bytes() []byte
    31  	Sign(msg []byte) ([]byte, error)
    32  	PubKey() PubKey
    33  	Equals(PrivKey) bool
    34  }
    35  
    36  type Symmetric interface {
    37  	Keygen() []byte
    38  	Encrypt(plaintext []byte, secret []byte) (ciphertext []byte)
    39  	Decrypt(ciphertext []byte, secret []byte) (plaintext []byte, err error)
    40  }