Add telegram api

conntypes/id.go

@@ -0,0 +1,24 @@
+package conntypes
+
+import (
+	"crypto/rand"
+	"encoding/hex"
+)
+
+const ConnIDLength = 8
+
+type ConnID [ConnIDLength]byte
+
+func (c ConnID) String() string {
+	return hex.EncodeToString(c[:])
+}
+
+func NewConnID() ConnID {
+	var id ConnID
+
+	if _, err := rand.Read(id[:]); err != nil {
+		panic(err)
+	}
+
+	return id
+}