22 lines
409 B
Go
22 lines
409 B
Go
|
package lnd
|
||
|
|
|
||
|
|
import (
|
||
|
|
"crypto/rand"
|
||
|
|
"io"
|
||
|
|
|
||
|
|
"github.com/lightningnetwork/lnd/lntypes"
|
||
|
|
)
|
||
|
|
|
||
|
|
func generateNewPreimage() (lntypes.Preimage, error) {
|
||
|
|
randomBytes := make([]byte, 32)
|
||
|
|
_, err := io.ReadFull(rand.Reader, randomBytes)
|
||
|
|
if err != nil {
|
||
|
|
return lntypes.Preimage{}, err
|
||
|
|
}
|
||
|
|
preimage, err := lntypes.MakePreimage(randomBytes)
|
||
|
|
if err != nil {
|
||
|
|
return lntypes.Preimage{}, err
|
||
|
|
}
|
||
|
|
return preimage, nil
|
||
|
|
}
|