34 static __inline void	sc_term_ins_line(scr_stat *scp, int y, int n, int ch,
36 static __inline void	sc_term_del_line(scr_stat *scp, int y, int n, int ch,
38 static __inline void	sc_term_ins_char(scr_stat *scp, int n, int ch,
40 static __inline void	sc_term_del_char(scr_stat *scp, int n, int ch,
42 static __inline void	sc_term_col(scr_stat *scp, int n);
43 static __inline void	sc_term_row(scr_stat *scp, int n);
44 static __inline void	sc_term_up(scr_stat *scp, int n, int head);
45 static __inline void	sc_term_down(scr_stat *scp, int n, int tail);
46 static __inline void	sc_term_left(scr_stat *scp, int n);
47 static __inline void	sc_term_right(scr_stat *scp, int n);
48 static __inline void	sc_term_up_scroll(scr_stat *scp, int n, int ch,
50 static __inline void	sc_term_down_scroll(scr_stat *scp, int n, int ch,
52 static __inline void	sc_term_clr_eos(scr_stat *scp, int n, int ch, int attr);
53 static __inline void	sc_term_clr_eol(scr_stat *scp, int n, int ch, int attr);
54 static __inline void	sc_term_tab(scr_stat *scp, int n);
55 static __inline void	sc_term_backtab(scr_stat *scp, int n);
56 static __inline void	sc_term_respond(scr_stat *scp, u_char *s);
57 static __inline void	sc_term_gen_print(scr_stat *scp, u_char **buf, int *len,
59 static __inline void	sc_term_gen_scroll(scr_stat *scp, int ch, int attr);
62 sc_term_ins_line(scr_stat *scp, int y, int n, int ch, int attr, int tail)  in sc_term_ins_line()  argument
65 		tail = scp->ysize;  in sc_term_ins_line()
70 	sc_vtb_ins(&scp->vtb, y*scp->xsize, n*scp->xsize, ch, attr);  in sc_term_ins_line()
71 	mark_for_update(scp, y*scp->xsize);  in sc_term_ins_line()
72 	mark_for_update(scp, scp->xsize*tail - 1);  in sc_term_ins_line()
76 sc_term_del_line(scr_stat *scp, int y, int n, int ch, int attr, int tail)  in sc_term_del_line()  argument
79 		tail = scp->ysize;  in sc_term_del_line()
84 	sc_vtb_delete(&scp->vtb, y*scp->xsize, n*scp->xsize, ch, attr);  in sc_term_del_line()
85 	mark_for_update(scp, y*scp->xsize);  in sc_term_del_line()
86 	mark_for_update(scp, scp->xsize*tail - 1);  in sc_term_del_line()
90 sc_term_ins_char(scr_stat *scp, int n, int ch, int attr)  in sc_term_ins_char()  argument
96 	if (n > scp->xsize - scp->xpos)  in sc_term_ins_char()
97 		n = scp->xsize - scp->xpos;  in sc_term_ins_char()
98 	count = scp->xsize - (scp->xpos + n);  in sc_term_ins_char()
99 	sc_vtb_move(&scp->vtb, scp->cursor_pos, scp->cursor_pos + n, count);  in sc_term_ins_char()
100 	sc_vtb_erase(&scp->vtb, scp->cursor_pos, n, ch, attr);  in sc_term_ins_char()
101 	mark_for_update(scp, scp->cursor_pos);  in sc_term_ins_char()
102 	mark_for_update(scp, scp->cursor_pos + n + count - 1);  in sc_term_ins_char()
106 sc_term_del_char(scr_stat *scp, int n, int ch, int attr)  in sc_term_del_char()  argument
112 	if (n > scp->xsize - scp->xpos)  in sc_term_del_char()
113 		n = scp->xsize - scp->xpos;  in sc_term_del_char()
114 	count = scp->xsize - (scp->xpos + n);  in sc_term_del_char()
115 	sc_vtb_move(&scp->vtb, scp->cursor_pos + n, scp->cursor_pos, count);  in sc_term_del_char()
116 	sc_vtb_erase(&scp->vtb, scp->cursor_pos + count, n, ch, attr);  in sc_term_del_char()
117 	mark_for_update(scp, scp->cursor_pos);  in sc_term_del_char()
118 	mark_for_update(scp, scp->cursor_pos + n + count - 1);  in sc_term_del_char()
122 sc_term_col(scr_stat *scp, int n)  in sc_term_col()  argument
126 	sc_move_cursor(scp, n - 1, scp->ypos);  in sc_term_col()
130 sc_term_row(scr_stat *scp, int n)  in sc_term_row()  argument
134 	sc_move_cursor(scp, scp->xpos, n - 1);  in sc_term_row()
138 sc_term_up(scr_stat *scp, int n, int head)  in sc_term_up()  argument
142 	n = imin(n, scp->ypos - head);  in sc_term_up()
145 	sc_move_cursor(scp, scp->xpos, scp->ypos - n);  in sc_term_up()
149 sc_term_down(scr_stat *scp, int n, int tail)  in sc_term_down()  argument
152 		tail = scp->ysize;  in sc_term_down()
155 	n = imin(n, tail - scp->ypos - 1);  in sc_term_down()
158 	sc_move_cursor(scp, scp->xpos, scp->ypos + n);  in sc_term_down()
162 sc_term_left(scr_stat *scp, int n)  in sc_term_left()  argument
166 	sc_move_cursor(scp, scp->xpos - n, scp->ypos);  in sc_term_left()
170 sc_term_right(scr_stat *scp, int n)  in sc_term_right()  argument
174 	sc_move_cursor(scp, scp->xpos + n, scp->ypos);  in sc_term_right()
178 sc_term_up_scroll(scr_stat *scp, int n, int ch, int attr, int head, int tail)  in sc_term_up_scroll()  argument
181 		tail = scp->ysize;  in sc_term_up_scroll()
184 	if (n <= scp->ypos - head) {  in sc_term_up_scroll()
185 		sc_move_cursor(scp, scp->xpos, scp->ypos - n);  in sc_term_up_scroll()
187 		sc_term_ins_line(scp, head, n - (scp->ypos - head),   in sc_term_up_scroll()
189 		sc_move_cursor(scp, scp->xpos, head);  in sc_term_up_scroll()
194 sc_term_down_scroll(scr_stat *scp, int n, int ch, int attr, int head, int tail)  in sc_term_down_scroll()  argument
197 		tail = scp->ysize;  in sc_term_down_scroll()
200 	if (n < tail - scp->ypos) {  in sc_term_down_scroll()
201 		sc_move_cursor(scp, scp->xpos, scp->ypos + n);  in sc_term_down_scroll()
203 		sc_term_del_line(scp, head, n - (tail - scp->ypos) + 1,   in sc_term_down_scroll()
205 		sc_move_cursor(scp, scp->xpos, tail - 1);  in sc_term_down_scroll()
210 sc_term_clr_eos(scr_stat *scp, int n, int ch, int attr)  in sc_term_clr_eos()  argument
214 		sc_vtb_erase(&scp->vtb, scp->cursor_pos,  in sc_term_clr_eos()
215 			     scp->xsize*scp->ysize - scp->cursor_pos,  in sc_term_clr_eos()
217 		mark_for_update(scp, scp->cursor_pos);  in sc_term_clr_eos()
218 		mark_for_update(scp, scp->xsize*scp->ysize - 1);  in sc_term_clr_eos()
219 		sc_remove_cutmarking(scp);  in sc_term_clr_eos()
222 		sc_vtb_erase(&scp->vtb, 0, scp->cursor_pos + 1, ch, attr);  in sc_term_clr_eos()
223 		mark_for_update(scp, 0);  in sc_term_clr_eos()
224 		mark_for_update(scp, scp->cursor_pos);  in sc_term_clr_eos()
225 		sc_remove_cutmarking(scp);  in sc_term_clr_eos()
228 		sc_vtb_erase(&scp->vtb, 0, scp->xsize*scp->ysize, ch, attr);  in sc_term_clr_eos()
229 		mark_for_update(scp, 0);  in sc_term_clr_eos()
230 		mark_for_update(scp, scp->xsize*scp->ysize - 1);  in sc_term_clr_eos()
231 		sc_remove_cutmarking(scp);  in sc_term_clr_eos()
237 sc_term_clr_eol(scr_stat *scp, int n, int ch, int attr)  in sc_term_clr_eol()  argument
241 		sc_vtb_erase(&scp->vtb, scp->cursor_pos,  in sc_term_clr_eol()
242 			     scp->xsize - scp->xpos, ch, attr);  in sc_term_clr_eol()
243 		mark_for_update(scp, scp->cursor_pos);  in sc_term_clr_eol()
244 		mark_for_update(scp, scp->cursor_pos +  in sc_term_clr_eol()
245 				scp->xsize - 1 - scp->xpos);  in sc_term_clr_eol()
248 		sc_vtb_erase(&scp->vtb, scp->cursor_pos - scp->xpos,  in sc_term_clr_eol()
249 			     scp->xpos + 1, ch, attr);  in sc_term_clr_eol()
250 		mark_for_update(scp, scp->ypos*scp->xsize);  in sc_term_clr_eol()
251 		mark_for_update(scp, scp->cursor_pos);  in sc_term_clr_eol()
254 		sc_vtb_erase(&scp->vtb, scp->cursor_pos - scp->xpos,  in sc_term_clr_eol()
255 			     scp->xsize, ch, attr);  in sc_term_clr_eol()
256 		mark_for_update(scp, scp->ypos*scp->xsize);  in sc_term_clr_eol()
257 		mark_for_update(scp, (scp->ypos + 1)*scp->xsize - 1);  in sc_term_clr_eol()
263 sc_term_tab(scr_stat *scp, int n)  in sc_term_tab()  argument
269 	i = (scp->xpos & ~7) + 8*n;  in sc_term_tab()
270 	if (i >= scp->xsize) {  in sc_term_tab()
271 		if (scp->ypos >= scp->ysize - 1) {  in sc_term_tab()
272 			scp->xpos = 0;  in sc_term_tab()
273 			scp->ypos++;  in sc_term_tab()
274 			scp->cursor_pos = scp->ypos*scp->xsize;  in sc_term_tab()
276 			sc_move_cursor(scp, 0, scp->ypos + 1);  in sc_term_tab()
278 		sc_move_cursor(scp, i, scp->ypos);  in sc_term_tab()
282 sc_term_backtab(scr_stat *scp, int n)  in sc_term_backtab()  argument
288 	if ((i = scp->xpos & ~7) == scp->xpos)  in sc_term_backtab()
294 	sc_move_cursor(scp, i, scp->ypos);  in sc_term_backtab()
298 sc_term_respond(scr_stat *scp, u_char *s)  in sc_term_respond()  argument
300 	sc_paste(scp, s, strlen(s));	/* XXX: not correct, don't use rmap */  in sc_term_respond()
304 sc_term_gen_print(scr_stat *scp, u_char **buf, int *len, int attr)  in sc_term_gen_print()  argument
317 		p = sc_vtb_pointer(&scp->vtb, scp->cursor_pos);  in sc_term_gen_print()
318 		map = scp->sc->scr_map;  in sc_term_gen_print()
320 		cnt = imin(l, scp->xsize - scp->xpos);  in sc_term_gen_print()
323 			p = sc_vtb_putchar(&scp->vtb, p, map[*ptr], attr);  in sc_term_gen_print()
329 		mark_for_update(scp, scp->cursor_pos);  in sc_term_gen_print()
330 		scp->cursor_pos += cnt - i;  in sc_term_gen_print()
331 		mark_for_update(scp, scp->cursor_pos - 1);  in sc_term_gen_print()
332 		scp->xpos += cnt - i;  in sc_term_gen_print()
334 		if (scp->xpos >= scp->xsize) {  in sc_term_gen_print()
335 			scp->xpos = 0;  in sc_term_gen_print()
336 			scp->ypos++;  in sc_term_gen_print()
342 			sc_bell(scp, scp->bell_pitch, scp->bell_duration);  in sc_term_gen_print()
347 			if (scp->cursor_pos > 0) {  in sc_term_gen_print()
349 				mark_for_update(scp, scp->cursor_pos);  in sc_term_gen_print()
350 				scp->cursor_pos--;  in sc_term_gen_print()
351 				mark_for_update(scp, scp->cursor_pos);  in sc_term_gen_print()
353 				scp->cursor_pos--;  in sc_term_gen_print()
355 				if (scp->xpos > 0) {  in sc_term_gen_print()
356 					scp->xpos--;  in sc_term_gen_print()
358 					scp->xpos += scp->xsize - 1;  in sc_term_gen_print()
359 					scp->ypos--;  in sc_term_gen_print()
365 			sc_term_tab(scp, 1);  in sc_term_gen_print()
368 			mark_for_update(scp, scp->cursor_pos);  in sc_term_gen_print()
369 			scp->cursor_pos += (8 - scp->xpos % 8u);  in sc_term_gen_print()
370 			mark_for_update(scp, scp->cursor_pos);  in sc_term_gen_print()
371 			scp->xpos += (8 - scp->xpos % 8u);  in sc_term_gen_print()
372 			if (scp->xpos >= scp->xsize) {  in sc_term_gen_print()
373 				scp->xpos = 0;  in sc_term_gen_print()
374 				scp->ypos++;  in sc_term_gen_print()
381 			mark_for_update(scp, scp->cursor_pos);  in sc_term_gen_print()
382 			scp->cursor_pos += scp->xsize;  in sc_term_gen_print()
383 			mark_for_update(scp, scp->cursor_pos);  in sc_term_gen_print()
385 			scp->cursor_pos += scp->xsize;  in sc_term_gen_print()
388 			scp->ypos++;  in sc_term_gen_print()
392 			sc_clear_screen(scp);  in sc_term_gen_print()
397 			mark_for_update(scp, scp->cursor_pos);  in sc_term_gen_print()
398 			scp->cursor_pos -= scp->xpos;  in sc_term_gen_print()
399 			mark_for_update(scp, scp->cursor_pos);  in sc_term_gen_print()
401 			scp->cursor_pos -= scp->xpos;  in sc_term_gen_print()
403 			scp->xpos = 0;  in sc_term_gen_print()
414 sc_term_gen_scroll(scr_stat *scp, int ch, int attr)  in sc_term_gen_scroll()  argument
417 	if (scp->cursor_pos >= scp->ysize*scp->xsize) {  in sc_term_gen_scroll()
418 		sc_remove_cutmarking(scp);		/* XXX */  in sc_term_gen_scroll()
420 		if (scp->history != NULL)  in sc_term_gen_scroll()
421 			sc_hist_save_one_line(scp, 0);	/* XXX */  in sc_term_gen_scroll()
423 		sc_vtb_delete(&scp->vtb, 0, scp->xsize, ch, attr);  in sc_term_gen_scroll()
424 		scp->cursor_pos -= scp->xsize;  in sc_term_gen_scroll()
425 		scp->ypos--;  in sc_term_gen_scroll()
426 		mark_all(scp);  in sc_term_gen_scroll()