4 * Copyright (c) 2008 James McKenzie <james@fishsoup.dhs.org>,
9 static char rcsid[] = "$Id: serial.c,v 1.18 2011/02/06 16:51:22 james Exp $";
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110 serial_close (TTY * _t)
112 Serial *t = (Serial *) _t;
117 tcflush (t->fd, TCIOFLUSH);
124 serial_read (TTY * _t, void *buf, int len)
126 Serial *t = (Serial *) _t;
129 t->blocked = serial_lock_check (t->lock);
136 red = wrap_read (t->fd, buf, len);
138 return done ? done:-1;
154 serial_write (TTY * _t, void *buf, int len)
157 Serial *t = (Serial *) _t;
159 t->blocked = serial_lock_check (t->lock);
165 writ = wrap_write (t->fd, buf, len);
182 serial_open (char *path, int lock_mode)
187 struct winsize winsize = { 0 };
188 struct termios termios;
192 l = serial_lock_new (path, lock_mode);
197 fd = open (path, O_RDWR | O_NOCTTY | O_NONBLOCK);
199 set_nonblocking (fd);
202 if (tcgetattr (fd, &termios)) {
206 default_termios (&termios);
208 if (tcsetattr (fd, TCSANOW, &termios)) {
213 t = (Serial *) xmalloc (sizeof (Serial));
217 strncpy (t->name, path, sizeof (t->name));
218 t->name[sizeof (t->name) - 1] = 0;
220 t->recv = serial_read;
221 t->xmit = serial_write;
222 t->close = serial_close;
226 t->size.x = VT102_COLS_80;
227 t->size.y = VT102_ROWS_24;
228 t->blocked = serial_lock_check (t->lock);