feat(sockutls): Add initial support for socket helpers

components/sock_utils/src/gai_strerror.c

@@ -0,0 +1,17 @@
+/*
+ * SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#include <stdio.h>
+#include "gai_strerror.h"
+
+_Thread_local char gai_strerror_string[32];
+
+const char *gai_strerror(int ecode)
+{
+    if (snprintf(gai_strerror_string, sizeof(gai_strerror_string), "EAI error:%d", ecode) < 0) {
+        return "gai_strerror() failed";
+    }
+    return gai_strerror_string;
+}