1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * (C) Copyright 2000 4 * Murray Jensen <Murray.Jensen@csiro.au> 5 */ 6 7 #include <termios.h> 8 9 #define SERIAL_ERROR -1 /* General error, see errno for details */ 10 #define SERIAL_TIMEOUT -2 11 #define SERIAL_EOF -3 12 13 extern speed_t cvtspeed(char *); 14 extern int serialopen(char *, speed_t); 15 extern int serialreadchar(int, int); 16 extern int serialwrite(int, char *, int); 17 extern int serialclose(int); 18