void xml_data_encode(struct wpabuf *buf, const char *data, int len);
void xml_add_tagged_data(struct wpabuf *buf, const char *tag,
const char *data);
void xml_data_encode(struct wpabuf *buf, const char *data, int len);
void xml_add_tagged_data(struct wpabuf *buf, const char *tag,
const char *data);