207 static int write_ssl_data(mbedtls_ssl_context *ssl, unsigned char *buf, size_t len)  in write_ssl_data()  argument
212     while (len && (ret = mbedtls_ssl_write(ssl, buf, len)) <= 0) {  in write_ssl_data()
222 static int write_ssl_and_get_response(mbedtls_ssl_context *ssl, unsigned char *buf, size_t len)  in write_ssl_and_get_response()  argument
230     while (len && (ret = mbedtls_ssl_write(ssl, buf, len)) <= 0) {  in write_ssl_and_get_response()
238         len = sizeof(data) - 1;  in write_ssl_and_get_response()
240         ret = mbedtls_ssl_read(ssl, data, len);  in write_ssl_and_get_response()
256         len = ret;  in write_ssl_and_get_response()
257         for (i = 0; i < len; i++) {  in write_ssl_and_get_response()
275 static int write_and_get_response(mbedtls_net_context *sock_fd, unsigned char *buf, size_t len)  in write_and_get_response()  argument
283     if (len && (ret = mbedtls_net_send(sock_fd, buf, len)) <= 0) {  in write_and_get_response()
289         len = sizeof(data) - 1;  in write_and_get_response()
291         ret = mbedtls_net_recv(sock_fd, data, len);  in write_and_get_response()
298         data[len] = '\0';  in write_and_get_response()
300         len = ret;  in write_and_get_response()
301         for (i = 0; i < len; i++) {  in write_and_get_response()
321     int ret = 1, len;  in main()  local
624         len = sprintf((char *) buf, "EHLO %s\r\n", hostname);  in main()
625         ret = write_ssl_and_get_response(&ssl, buf, len);  in main()
646         len = sprintf((char *) buf, "EHLO %s\r\n", hostname);  in main()
647         ret = write_and_get_response(&server_fd, buf, len);  in main()
659         len = sprintf((char *) buf, "STARTTLS\r\n");  in main()
660         ret = write_and_get_response(&server_fd, buf, len);  in main()
678         len = sprintf((char *) buf, "AUTH LOGIN\r\n");  in main()
679         ret = write_ssl_and_get_response(&ssl, buf, len);  in main()
697         len = sprintf((char *) buf, "%s\r\n", base);  in main()
698         ret = write_ssl_and_get_response(&ssl, buf, len);  in main()
716         len = sprintf((char *) buf, "%s\r\n", base);  in main()
717         ret = write_ssl_and_get_response(&ssl, buf, len);  in main()
730     len = mbedtls_snprintf((char *) buf, sizeof(buf), "MAIL FROM:<%s>\r\n", opt.mail_from);  in main()
731     if (len < 0 || (size_t) len >= sizeof(buf)) {  in main()
735     ret = write_ssl_and_get_response(&ssl, buf, len);  in main()
746     len = mbedtls_snprintf((char *) buf, sizeof(buf), "RCPT TO:<%s>\r\n", opt.mail_to);  in main()
747     if (len < 0 || (size_t) len >= sizeof(buf)) {  in main()
751     ret = write_ssl_and_get_response(&ssl, buf, len);  in main()
762     len = sprintf((char *) buf, "DATA\r\n");  in main()
763     ret = write_ssl_and_get_response(&ssl, buf, len);  in main()
774     len = mbedtls_snprintf((char *) buf, sizeof(buf),  in main()
780     if (len < 0 || (size_t) len >= sizeof(buf)) {  in main()
784     ret = write_ssl_data(&ssl, buf, len);  in main()
786     len = sprintf((char *) buf, "\r\n.\r\n");  in main()
787     ret = write_ssl_and_get_response(&ssl, buf, len);  in main()