Initial project import

tools/v/vlib/crypto/ecdsa/example/example1.v

@@ -0,0 +1,16 @@
+import crypto.ecdsa
+
+fn main() {
+	// create secp256r1, NIST P-256 curve key pair
+	pbkey, pvkey := ecdsa.generate_key()!
+
+	message_tobe_signed := 'Hello ecdsa'.bytes()
+	// create signature with recommended hash
+	signature := pvkey.sign(message_tobe_signed, hash_config: .with_recommended_hash)!
+
+	// verified the message with signature
+	verified := pbkey.verify(message_tobe_signed, signature, hash_config: .with_recommended_hash)!
+	dump(verified) // should true
+	pbkey.free()
+	pvkey.free()
+}