lwip: Fix the CI

components/lwip/port/esp32/include/lwipopts.h

@@ -27,6 +27,10 @@
 #include "sntp/sntp_get_set_time.h"
 #include "sockets_ext.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /*
    -----------------------------------------------
    ---------- Platform specific locking ----------
@@ -1444,4 +1448,8 @@ static inline uint32_t timeout_from_offered(uint32_t lease, uint32_t min)
 #define mem_clib_calloc calloc
 #endif /* CONFIG_WIFI_LWIP_ALLOCATION_FROM_SPIRAM_FIRST */
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* LWIP_HDR_ESP_LWIPOPTS_H */

components/lwip/test_afl_host/esp32_mock.c

@@ -301,3 +301,11 @@ uint32_t esp_random(void)
     // Preparation for injecting favorable random numbers
     return g_random_numbers[g_random_numbers_cnt++ % 8];
 }
+
+void dhcp_parse_extra_opts(struct dhcp *dhcp, uint8_t state, uint8_t option, uint8_t len, struct pbuf* p, uint16_t offset)
+{
+}
+
+void dhcp_append_extra_opts(struct netif *netif, uint8_t state, struct dhcp_msg *msg_out, uint16_t *options_out_len)
+{
+}

components/lwip/test_afl_host/sdkconfig.defaults

@@ -1 +1,2 @@
 CONFIG_LWIP_DNS_SUPPORT_MDNS_QUERIES=n
+CONFIG_FREERTOS_SMP=n