crypto: export GetSignedData function

It's needed for tests and further custom verification script build.

Signed-off-by: Anna Shaleva <shaleva.ann@nspcc.ru>
This commit is contained in:
Anna Shaleva 2024-05-02 14:06:37 +03:00
parent 1e2b438b55
commit 7b660d0dcd

View file

@ -17,7 +17,10 @@ type Hashable interface {
Hash() util.Uint256
}
func getSignedData(net uint32, hh Hashable) []byte {
// GetSignedData returns the concatenated byte slice containing of the network
// magic in constant-length 4-bytes LE representation and hashable item hash in BE
// representation.
func GetSignedData(net uint32, hh Hashable) []byte {
var b = make([]byte, 4+util.Uint256Size)
binary.LittleEndian.PutUint32(b, net)
h := hh.Hash()
@ -28,7 +31,7 @@ func getSignedData(net uint32, hh Hashable) []byte {
// NetSha256 calculates a network-specific hash of the Hashable item that can then
// be signed/verified.
func NetSha256(net uint32, hh Hashable) util.Uint256 {
return Sha256(getSignedData(net, hh))
return Sha256(GetSignedData(net, hh))
}
// Sha256 hashes the incoming byte slice