From 292bf2842cb8c09d7445bfe729ab3e0fa5f48a47 Mon Sep 17 00:00:00 2001
From: Ian Craggs <icraggs@gmail.com>
Date: Sat, 13 Jul 2024 12:32:48 +0100
Subject: [PATCH] Widen property type to be able to carry all values #1493

---
 src/MQTTProperties.c | 8 ++++----
 src/MQTTProperties.h | 8 +++++---
 2 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/src/MQTTProperties.c b/src/MQTTProperties.c
index 4f704c8b..5f4704c6 100644
--- a/src/MQTTProperties.c
+++ b/src/MQTTProperties.c
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2017, 2020 IBM Corp. and others
+ * Copyright (c) 2017, 2024 IBM Corp. and others
  *
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
@@ -475,10 +475,10 @@ int MQTTProperties_propertyCount(MQTTProperties *props, enum MQTTPropertyCodes p
 }
 
 
-int MQTTProperties_getNumericValueAt(MQTTProperties *props, enum MQTTPropertyCodes propid, int index)
+int64_t MQTTProperties_getNumericValueAt(MQTTProperties *props, enum MQTTPropertyCodes propid, int index)
 {
 	int i = 0;
-	int rc = -9999999;
+	int64_t rc = -9999999;
 	int cur_index = 0;
 
 	for (i = 0; i < props->count; ++i)
@@ -515,7 +515,7 @@ int MQTTProperties_getNumericValueAt(MQTTProperties *props, enum MQTTPropertyCod
 }
 
 
-int MQTTProperties_getNumericValue(MQTTProperties *props, enum MQTTPropertyCodes propid)
+int64_t MQTTProperties_getNumericValue(MQTTProperties *props, enum MQTTPropertyCodes propid)
 {
 	return MQTTProperties_getNumericValueAt(props, propid, 0);
 }
diff --git a/src/MQTTProperties.h b/src/MQTTProperties.h
index 45d1b5e3..9077b3bf 100644
--- a/src/MQTTProperties.h
+++ b/src/MQTTProperties.h
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2017, 2023 IBM Corp. and others
+ * Copyright (c) 2017, 2024 IBM Corp. and others
  *
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
@@ -19,6 +19,8 @@
 
 #include "MQTTExportDeclarations.h"
 
+#include <stdint.h>
+
 #define MQTT_INVALID_PROPERTY_ID -2
 
 /** The one byte MQTT V5 property indicator */
@@ -191,7 +193,7 @@ LIBMQTT_API int MQTTProperties_propertyCount(MQTTProperties *props, enum MQTTPro
  * @param propid the property id to check for.
  * @return the integer value of the property. -9999999 on failure.
  */
-LIBMQTT_API int MQTTProperties_getNumericValue(MQTTProperties *props, enum MQTTPropertyCodes propid);
+LIBMQTT_API int64_t MQTTProperties_getNumericValue(MQTTProperties *props, enum MQTTPropertyCodes propid);
 
 /**
  * Returns the integer value of a specific property when it's not the only instance.
@@ -201,7 +203,7 @@ LIBMQTT_API int MQTTProperties_getNumericValue(MQTTProperties *props, enum MQTTP
  * @param index the instance number, starting at 0.
  * @return the integer value of the property. -9999999 on failure.
  */
-LIBMQTT_API int MQTTProperties_getNumericValueAt(MQTTProperties *props, enum MQTTPropertyCodes propid, int index);
+LIBMQTT_API int64_t MQTTProperties_getNumericValueAt(MQTTProperties *props, enum MQTTPropertyCodes propid, int index);
 
 /**
  * Returns a pointer to the property structure for a specific property.