32 lines
937 B
Go
32 lines
937 B
Go
/*
|
|
Package crypto provides an interface to VM cryptographic instructions.
|
|
*/
|
|
package crypto
|
|
|
|
// SHA1 computes SHA1 hash of b. It uses `SHA1` VM instruction.
|
|
func SHA1(b []byte) []byte {
|
|
return nil
|
|
}
|
|
|
|
// SHA256 computes SHA256 hash of b. It uses `SHA256` VM instruction.
|
|
func SHA256(b []byte) []byte {
|
|
return nil
|
|
}
|
|
|
|
// Hash160 computes SHA256 + RIPEMD-160 of b, which is commonly used for
|
|
// script hashing and address generation. It uses `HASH160` VM instruction.
|
|
func Hash160(b []byte) []byte {
|
|
return nil
|
|
}
|
|
|
|
// Hash256 computes double SHA256 hash of b (SHA256(SHA256(b))) which is used
|
|
// as ID for transactions, blocks and assets. It uses `HASH256` VM instruction.
|
|
func Hash256(b []byte) []byte {
|
|
return nil
|
|
}
|
|
|
|
// VerifySignature checks that sig is correct msg's signature for a given pub
|
|
// (serialized public key). It uses `VERIFY` VM instruction.
|
|
func VerifySignature(msg []byte, sig []byte, pub []byte) bool {
|
|
return false
|
|
}
|