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crypto: export GetSignedData function

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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
1 changed files with 5 additions and 2 deletions
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7
pkg/crypto/hash/hash.go
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@ -17,7 +17,10 @@ type Hashable interface {
Hash() util.Uint256 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) var b = make([]byte, 4+util.Uint256Size)
binary.LittleEndian.PutUint32(b, net) binary.LittleEndian.PutUint32(b, net)
h := hh.Hash() 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 // NetSha256 calculates a network-specific hash of the Hashable item that can then
// be signed/verified. // be signed/verified.
func NetSha256(net uint32, hh Hashable) util.Uint256 { func NetSha256(net uint32, hh Hashable) util.Uint256 {
return Sha256(getSignedData(net, hh)) return Sha256(GetSignedData(net, hh))
} }
// Sha256 hashes the incoming byte slice // Sha256 hashes the incoming byte slice