fix: Make automatic client_id soc dependent

When creating the client_id for user, the library uses the device MAC.
For some of our devices WIFI isn't available and the library needs to select
a different MAC to use.

Author: euripedesrocha

host_test/main/CMakeLists.txt

@@ -6,13 +6,14 @@ target_compile_options(${COMPONENT_LIB} PUBLIC -fsanitize=address -fconcepts)
 target_link_options(${COMPONENT_LIB} PUBLIC -fsanitize=address)
 
 idf_component_get_property(mqtt mqtt COMPONENT_LIB)
+target_compile_definitions(${mqtt} PRIVATE SOC_WIFI_SUPPORTED=1)
 target_compile_options(${mqtt} PUBLIC -fsanitize=address -fconcepts)
 target_link_options(${mqtt} PUBLIC -fsanitize=address)
 
 if(CONFIG_GCOV_ENABLED)
     target_compile_options(${COMPONENT_LIB} PUBLIC --coverage -fprofile-arcs -ftest-coverage)
     target_link_options(${COMPONENT_LIB} PUBLIC  --coverage -fprofile-arcs -ftest-coverage)
-    
+
     idf_component_get_property(mqtt mqtt COMPONENT_LIB)
     target_compile_options(${mqtt} PUBLIC --coverage -fprofile-arcs -ftest-coverage)
     target_link_options(${mqtt} PUBLIC  --coverage -fprofile-arcs -ftest-coverage)

lib/platform_esp32_idf.c

@@ -3,6 +3,7 @@
 #ifdef ESP_PLATFORM
 #include "esp_log.h"
 #include "esp_mac.h"
+#include "soc/soc_caps.h"
 #include "esp_timer.h"
 #include "esp_random.h"
 #include <stdlib.h>
@@ -12,12 +13,19 @@ static const char *TAG = "platform";
 
 #define MAX_ID_STRING (32)
 
+#if defined SOC_WIFI_SUPPORTED
+#define MAC_TYPE ESP_MAC_WIFI_STA
+#elif defined SOC_EMAC_SUPPORTED
+#define MAC_TYPE ESP_MAC_ETH
+#elif defined SOC_IEEE802154_SUPPORTED
+#define MAC_TYPE ESP_MAC_IEEE802154
+#endif
 char *platform_create_id_string(void)
 {
     uint8_t mac[6];
     char *id_string = calloc(1, MAX_ID_STRING);
     ESP_MEM_CHECK(TAG, id_string, return NULL);
-    esp_read_mac(mac, ESP_MAC_WIFI_STA);
+    esp_read_mac(mac, MAC_TYPE);
     sprintf(id_string, "ESP32_%02x%02X%02X", mac[3], mac[4], mac[5]);
     return id_string;
 }