started to implement the key generator

key.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"crypto/rand"
+	"crypto/rsa"
+	"errors"
+)
+
+type KeyGenerator struct {
+	publicKey  *PublicKey
+	privateKey *PrivateKey
+}
+
+func (this *KeyGenerator) createRSAKey(size int) error {
+	rsaPrivateKey, err := rsa.GenerateKey(rand.Reader, size)
+	if err != nil {
+		return errors.New("cannot generate the rsa public/private key pair\n" + err.Error())
+	}
+
+	if this.privateKey, err = GetDefaultRSAPrivateKey(rsaPrivateKey); err != nil {
+		return errors.New("cannot generate the rsa public/private key pair\n" + err.Error())
+	}
+	this.publicKey = GetDefaultRSAPublicKey(&rsaPrivateKey.PublicKey)
+	return nil
+}
+
+func (this *KeyGenerator) CreateNewKey(size int, password string) error {
+	if err := this.createRSAKey(size); err != nil {
+		return err
+	}
+	return nil
+}