From d6eefb3a9b582de6ce2d3b04984afe9d30d5fee6 Mon Sep 17 00:00:00 2001
From: "Tristan B. Velloza Kildaire" <deavmi@redxen.eu>
Date: Mon, 25 Sep 2023 19:43:23 +0200
Subject: [PATCH] CoapClient

- Implemented `newMid()`  to provide a unique new mid
---
 source/doap/client/client.d | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/source/doap/client/client.d b/source/doap/client/client.d
index c016378..d94f26a 100644
--- a/source/doap/client/client.d
+++ b/source/doap/client/client.d
@@ -74,6 +74,22 @@ public class CoapClient
         init();
     }
 
+    package ulong newMid()
+    {
+        ulong newValue;
+
+        // Lock rolling counter
+        this.rollingLock.lock();
+
+        newValue = this.rollingMid;
+        this.rollingMid++;
+
+        // Unlock rolling counter
+        this.rollingLock.unlock();
+
+        return newValue;
+    }
+
     /** 
      * Constructs a new CoAP client to the
      * provided endpoint address and port.