diff --git a/core/constants/network-crypto.go b/core/constants/network-crypto.go
index 5a140d2..fe54cf2 100644
--- a/core/constants/network-crypto.go
+++ b/core/constants/network-crypto.go
@@ -21,6 +21,10 @@ var (
 	}
 )
 
+func ToCryptoType(v string) CryptoType {
+	return cryptoTypeName[v]
+}
+
 func (ct CryptoType) String() string {
 	return cryptoTypeID[ct]
 }
diff --git a/core/constants/network-port.go b/core/constants/network-port.go
index b0f5355..e4c6bad 100644
--- a/core/constants/network-port.go
+++ b/core/constants/network-port.go
@@ -24,6 +24,10 @@ var (
 	}
 )
 
+func ToPortType(v string) PortType {
+	return portTypeName[v]
+}
+
 func (pt PortType) String() string {
 	return portTypeID[pt]
 }