1 files changed, 63 insertions, 0 deletions
diff --git a/src/org/noreply/fancydress/type3/routing/RoutingSMTP.java b/src/org/noreply/fancydress/type3/routing/RoutingSMTP.java
new file mode 100644
index 0000000..acfe435
--- /dev/null
+++ b/src/org/noreply/fancydress/type3/routing/RoutingSMTP.java
@@ -0,0 +1,63 @@
+package org.noreply.fancydress.type3.routing;
+
+import org.noreply.fancydress.misc.Util;
+import org.noreply.fancydress.crypto.*;
+
+/**
+ * The SMTP routing as specified in the type III spec.
+ *
+ * SMTP packets are delivered by email by the handling server.
+ *
+ * The payload of a SMTP packet should be constructed according
+ * to the E2E spec.
+ *
+ * @see org.noreply.fancydress.type3.Payload
+ */
+public class RoutingSMTP extends RoutingDestination {
+	/**
+	 * Recipient mailbox.
+	 */
+	String mailbox;
+
+	/**
+	 * Construct an SMTP routing.
+	 */
+	public RoutingSMTP(String mailbox) {
+		super (RoutingType.SMTP);
+
+		// FIXME: syntax check mailbox
+
+		this.mailbox = mailbox;
+	}
+
+	/**
+	 * Return the total length in octets of the routing information.
+	 *
+	 * @return total length in octets of the routing information
+	 */
+	public int getRoutingInformationLength() {
+		return DECODINGHANDLE_LEN + mailbox.length();
+	}
+
+	/**
+	 * Get the routing type of this instance.
+	 *
+	 * @return routing type
+	 */
+	public byte[] getRoutingInformation() {
+		int length = getRoutingInformationLength();
+		byte[] result = new byte[length];
+		int pos = 0;
+
+		System.arraycopy(CryptoPrimitives.rand(DECODINGHANDLE_LEN), 0, result, pos, DECODINGHANDLE_LEN);
+		pos += DECODINGHANDLE_LEN;
+		System.arraycopy(Util.toOctets(mailbox), 0, result, pos, mailbox.length());
+		pos += mailbox.length();
+
+		if (pos != length)
+			throw new Error("Did not fill in expected amount of bytes!");
+
+		return result;
+	}
+}
+