go-libp2p-core/test/crypto.go
Raúl Kripalani 07fbce0b46
absorb {crypto,peer} test utils. (#8)
Avoids circular module dependency.
2019-05-23 16:07:58 +01:00

26 lines
567 B
Go

package test
import (
"math/rand"
"sync/atomic"
"time"
ci "github.com/libp2p/go-libp2p-core/crypto"
)
var generatedPairs int64 = 0
func RandTestKeyPair(typ, bits int) (ci.PrivKey, ci.PubKey, error) {
seed := time.Now().UnixNano()
// workaround for low time resolution
seed += atomic.AddInt64(&generatedPairs, 1) << 32
return SeededTestKeyPair(typ, bits, time.Now().UnixNano())
}
func SeededTestKeyPair(typ, bits int, seed int64) (ci.PrivKey, ci.PubKey, error) {
r := rand.New(rand.NewSource(seed))
return ci.GenerateKeyPairWithReader(typ, bits, r)
}