66     mbedtls_ssl_context ssl;  in main()  local
78     mbedtls_ssl_init(&ssl);  in main()
159     if ((ret = mbedtls_ssl_setup(&ssl, &conf)) != 0) {  in main()
164     if ((ret = mbedtls_ssl_set_hostname(&ssl, SERVER_NAME)) != 0) {  in main()
169     mbedtls_ssl_set_bio(&ssl, &server_fd, mbedtls_net_send, mbedtls_net_recv, NULL);  in main()
177     while ((ret = mbedtls_ssl_handshake(&ssl)) != 0) {  in main()
193     if ((flags = mbedtls_ssl_get_verify_result(&ssl)) != 0) {  in main()
217     while ((ret = mbedtls_ssl_write(&ssl, buf, len)) <= 0) {  in main()
236         ret = mbedtls_ssl_read(&ssl, buf, len);  in main()
260     mbedtls_ssl_close_notify(&ssl);  in main()
276     mbedtls_ssl_free(&ssl);  in main()