114 static int spk_ttyio_out(struct spk_synth *in_synth, const char ch);
115 static int spk_ttyio_out_unicode(struct spk_synth *in_synth, u16 ch);
116 static void spk_ttyio_send_xchar(struct spk_synth *in_synth, char ch);
117 static void spk_ttyio_tiocmset(struct spk_synth *in_synth, unsigned int set, unsigned int clear);
118 static unsigned char spk_ttyio_in(struct spk_synth *in_synth);
119 static unsigned char spk_ttyio_in_nowait(struct spk_synth *in_synth);
120 static void spk_ttyio_flush_buffer(struct spk_synth *in_synth);
121 static int spk_ttyio_wait_for_xmitr(struct spk_synth *in_synth);
224 static int spk_ttyio_out(struct spk_synth *in_synth, const char ch)  in spk_ttyio_out()  argument
226 	struct tty_struct *tty = in_synth->dev;  in spk_ttyio_out()
229 	if (!in_synth->alive || !tty->ops->write)  in spk_ttyio_out()
243 		in_synth->long_name);  in spk_ttyio_out()
248 	in_synth->alive = 0;  in spk_ttyio_out()
253 static int spk_ttyio_out_unicode(struct spk_synth *in_synth, u16 ch)  in spk_ttyio_out_unicode()  argument
258 		ret = spk_ttyio_out(in_synth, ch);  in spk_ttyio_out_unicode()
260 		ret  = spk_ttyio_out(in_synth, 0xc0 | (ch >> 6));  in spk_ttyio_out_unicode()
261 		ret &= spk_ttyio_out(in_synth, 0x80 | (ch & 0x3f));  in spk_ttyio_out_unicode()
263 		ret  = spk_ttyio_out(in_synth, 0xe0 | (ch >> 12));  in spk_ttyio_out_unicode()
264 		ret &= spk_ttyio_out(in_synth, 0x80 | ((ch >> 6) & 0x3f));  in spk_ttyio_out_unicode()
265 		ret &= spk_ttyio_out(in_synth, 0x80 | (ch & 0x3f));  in spk_ttyio_out_unicode()
270 static void spk_ttyio_send_xchar(struct spk_synth *in_synth, char ch)  in spk_ttyio_send_xchar()  argument
272 	struct tty_struct *tty = in_synth->dev;  in spk_ttyio_send_xchar()
278 static void spk_ttyio_tiocmset(struct spk_synth *in_synth, unsigned int set, unsigned int clear)  in spk_ttyio_tiocmset()  argument
280 	struct tty_struct *tty = in_synth->dev;  in spk_ttyio_tiocmset()
286 static int spk_ttyio_wait_for_xmitr(struct spk_synth *in_synth)  in spk_ttyio_wait_for_xmitr()  argument
291 static unsigned char ttyio_in(struct spk_synth *in_synth, int timeout)  in ttyio_in()  argument
293 	struct tty_struct *tty = in_synth->dev;  in ttyio_in()
319 static unsigned char spk_ttyio_in(struct spk_synth *in_synth)  in spk_ttyio_in()  argument
321 	return ttyio_in(in_synth, SPK_SYNTH_TIMEOUT);  in spk_ttyio_in()
324 static unsigned char spk_ttyio_in_nowait(struct spk_synth *in_synth)  in spk_ttyio_in_nowait()  argument
326 	u8 rv = ttyio_in(in_synth, 0);  in spk_ttyio_in_nowait()
331 static void spk_ttyio_flush_buffer(struct spk_synth *in_synth)  in spk_ttyio_flush_buffer()  argument
333 	struct tty_struct *tty = in_synth->dev;  in spk_ttyio_flush_buffer()
352 void spk_ttyio_release(struct spk_synth *in_synth)  in spk_ttyio_release()  argument
354 	struct tty_struct *tty = in_synth->dev;  in spk_ttyio_release()
368 	in_synth->dev = NULL;  in spk_ttyio_release()
372 const char *spk_ttyio_synth_immediate(struct spk_synth *in_synth, const char *buff)  in spk_ttyio_synth_immediate()  argument
374 	struct tty_struct *tty = in_synth->dev;  in spk_ttyio_synth_immediate()
379 			ch = in_synth->procspeech;  in spk_ttyio_synth_immediate()
381 		    !in_synth->io_ops->synth_out(in_synth, ch))  in spk_ttyio_synth_immediate()