Fix Zephyr port build issues

examples/mqttport.h

@@ -141,10 +141,27 @@ extern "C" {
 
     #define SOCKET_INVALID (-1)
 
+    typedef zsock_fd_set fd_set;
+    #define FD_ZERO ZSOCK_FD_ZERO
+    #define FD_SET  ZSOCK_FD_SET
+    #define FD_ISSET  ZSOCK_FD_ISSET
+    #define select zsock_select
+
     #ifdef WOLFSSL_ZEPHYR
         /* wolfSSL takes care of most defines */
         #include <wolfssl/wolfcrypt/wc_port.h>
     #else
+        #define addrinfo   zsock_addrinfo
+        #define getaddrinfo   zsock_getaddrinfo
+        #define freeaddrinfo   zsock_freeaddrinfo
+        #define socket zsock_socket
+        #define close zsock_close
+        #define SOCK_CONNECT zsock_connect
+        #define getsockopt zsock_getsockopt
+        #define setsockopt zsock_setsockopt
+        #define send zsock_send
+        #define recv zsock_recv
+        #define MSG_PEEK ZSOCK_MSG_PEEK
         #ifndef NO_FILESYSTEM
             #define XFOPEN              z_fs_open
             #define XFCLOSE             z_fs_close

zephyr/README.md

@@ -58,11 +58,11 @@ Follow the [instructions](https://docs.zephyrproject.org/latest/connectivity/net
 sudo ./loop-slip-tap.sh
 ```
 
-Run the following commands in parallel in this order in the `zephyrproject` directory to setup a MQTT broker and subscriber.
+Run the following commands in parallel in this order in the `zephyrproject` directory to setup a MQTT broker and subscriber (on port 11883 as defined in the mosquitto config).
 
 ```bash
 cd modules/lib/wolfmqtt && mosquitto -c scripts/broker_test/mosquitto.conf
-mosquitto_sub -t sensors
+mosquitto_sub -p 11883 -t sensors
 ```
 
 ### Build and Run client Test Application
@@ -76,6 +76,8 @@ west build -t run
 ```
 
 ### Build and Run client TLS Test Application
+Prerequisite:
+Add wolfSSL Zephyr module: https://github.com/wolfSSL/wolfssl/blob/master/zephyr/README.md
 
 build and execute `client TLS`
 

zephyr/samples/client/user_settings.h

@@ -5,6 +5,13 @@
 extern "C" {
 #endif
 
+#include <zephyr/net/socket_select.h>
+
+/* If a custom user_settings file is provided use it instead */
+#ifdef WOLFMQTT_SETTINGS_FILE
+#include WOLFMQTT_SETTINGS_FILE
+#endif
+
 #undef NO_FILESYSTEM
 #define NO_FILESYSTEM
 

zephyr/samples/client_tls/user_settings.h

@@ -5,8 +5,11 @@
 extern "C" {
 #endif
 
-#ifdef CONFIG_WOLFSSL_SETTINGS_FILE
-#include CONFIG_WOLFSSL_SETTINGS_FILE
+#include <zephyr/net/socket_select.h>
+
+/* If a custom user_settings file is provided use it instead */
+#ifdef WOLFMQTT_SETTINGS_FILE
+#include WOLFMQTT_SETTINGS_FILE
 #endif
 
 #undef NO_FILESYSTEM