From 3c8d7526d4f109dc149419ff998e829a35a834ec Mon Sep 17 00:00:00 2001
From: David Garske <david@wolfssl.com>
Date: Mon, 27 Apr 2020 14:11:51 -0700
Subject: [PATCH] Fix for MQTT v5 property name typo.

---
 examples/mqttclient/mqttclient.c | 4 ++--
 src/mqtt_packet.c                | 2 +-
 wolfmqtt/mqtt_packet.h           | 5 ++++-
 3 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/examples/mqttclient/mqttclient.c b/examples/mqttclient/mqttclient.c
index 547a1166c..ddf8c6e5d 100644
--- a/examples/mqttclient/mqttclient.c
+++ b/examples/mqttclient/mqttclient.c
@@ -177,7 +177,7 @@ static int mqtt_property_cb(MqttClient *client, MqttProp *head, void *ctx)
                 PRINTF("Reason String: %s", prop->data_str.str);
                 break;
 
-            case MQTT_PROP_PLAYLOAD_FORMAT_IND:
+            case MQTT_PROP_PAYLOAD_FORMAT_IND:
             case MQTT_PROP_MSG_EXPIRY_INTERVAL:
             case MQTT_PROP_CONTENT_TYPE:
             case MQTT_PROP_RESP_TOPIC:
@@ -428,7 +428,7 @@ int mqttclient_test(MQTTCtx *mqttCtx)
     {
         /* Payload Format Indicator */
         MqttProp* prop = MqttClient_PropsAdd(&mqttCtx->publish.props);
-        prop->type = MQTT_PROP_PLAYLOAD_FORMAT_IND;
+        prop->type = MQTT_PROP_PAYLOAD_FORMAT_IND;
         prop->data_int = 1;
     }
     {
diff --git a/src/mqtt_packet.c b/src/mqtt_packet.c
index 82a7174f7..66a2d5f54 100755
--- a/src/mqtt_packet.c
+++ b/src/mqtt_packet.c
@@ -35,7 +35,7 @@ struct MqttPropMatrix {
 };
 static const struct MqttPropMatrix gPropMatrix[] = {
     { MQTT_PROP_NONE, MQTT_DATA_TYPE_NONE, 0 },
-    { MQTT_PROP_PLAYLOAD_FORMAT_IND,        MQTT_DATA_TYPE_BYTE,
+    { MQTT_PROP_PAYLOAD_FORMAT_IND,         MQTT_DATA_TYPE_BYTE,
         (1 << MQTT_PACKET_TYPE_PUBLISH) },
     { MQTT_PROP_MSG_EXPIRY_INTERVAL,        MQTT_DATA_TYPE_INT,
         (1 << MQTT_PACKET_TYPE_PUBLISH) },
diff --git a/wolfmqtt/mqtt_packet.h b/wolfmqtt/mqtt_packet.h
index 14808f1f0..fbe4e2e70 100644
--- a/wolfmqtt/mqtt_packet.h
+++ b/wolfmqtt/mqtt_packet.h
@@ -62,7 +62,7 @@ typedef enum MqttDataType {
 /* PROPERTIES */
 typedef enum MqttPropertyType {
     MQTT_PROP_NONE = 0,
-    MQTT_PROP_PLAYLOAD_FORMAT_IND = 1,
+    MQTT_PROP_PAYLOAD_FORMAT_IND = 1,
     MQTT_PROP_MSG_EXPIRY_INTERVAL = 2,
     MQTT_PROP_CONTENT_TYPE = 3,
     MQTT_PROP_RESP_TOPIC = 8,
@@ -92,6 +92,9 @@ typedef enum MqttPropertyType {
     MQTT_PROP_TYPE_MAX = 0xFF
 } MqttPropertyType;
 
+/* backwards compatibility for anyone using the typo name */
+#define MQTT_PROP_PLAYLOAD_FORMAT_IND MQTT_PROP_PAYLOAD_FORMAT_IND
+
 struct _MqttProp_Str {
     word16  len;
     char    *str;