]>
git.proxmox.com Git - spiceterm.git/blob - spiceterm.c
3 Copyright (C) 2013 Proxmox Server Solutions GmbH
5 Copyright: spiceterm is under GNU GPL, the GNU General Public License.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; version 2 dated June, 1991.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
21 Author: Dietmar Maurer <dietmar@proxmox.com>
23 Note: most of the code here is copied from vncterm (which is
33 #include <sys/types.h>
34 #include <sys/socket.h>
35 #include <arpa/inet.h>
37 #include <pty.h> /* for openpty and forkpty */
40 #include <sys/ioctl.h>
46 #include "spiceterm.h"
50 #include <spice/enums.h>
51 #include <spice/macros.h>
52 #include <spice/qxl_dev.h>
54 #include <gdk/gdkkeysyms.h>
56 #include "event_loop.h"
57 #include "translations.h"
61 #define DPRINTF(x, format, ...) { \
63 printf("%s: " format "\n" , __FUNCTION__, ## __VA_ARGS__); \
69 #define TERMIDCODE "[?1;2c" // vt100 ID
71 /* these colours are from linux kernel drivers/char/vt.c */
73 unsigned char color_table
[] = { 0, 4, 2, 6, 1, 5, 3, 7,
74 8,12,10,14, 9,13,11,15 };
77 draw_char_at(spiceTerm
*vt
, int x
, int y
, gunichar2 ch
, TextAttributes attrib
)
79 if (x
< 0 || y
< 0 || x
>= vt
->width
|| y
>= vt
->height
) {
83 spice_screen_draw_char(vt
->screen
, x
, y
, ch
, attrib
);
87 spiceterm_update_xy(spiceTerm
*vt
, int x
, int y
)
89 if (x
< 0 || y
< 0 || x
>= vt
->width
|| y
>= vt
->height
) { return; }
91 int y1
= (vt
->y_base
+ y
) % vt
->total_height
;
92 int y2
= y1
- vt
->y_displ
;
94 y2
+= vt
->total_height
;
96 if (y2
< vt
->height
) {
97 TextCell
*c
= &vt
->cells
[y1
* vt
->width
+ x
];
98 draw_char_at(vt
, x
, y2
, c
->ch
, c
->attrib
);
103 spiceterm_clear_xy(spiceTerm
*vt
, int x
, int y
)
105 if (x
< 0 || y
< 0 || x
>= vt
->width
|| y
>= vt
->height
) { return; }
107 int y1
= (vt
->y_base
+ y
) % vt
->total_height
;
108 int y2
= y1
- vt
->y_displ
;
110 y2
+= vt
->total_height
;
112 if (y2
< vt
->height
) {
113 TextCell
*c
= &vt
->cells
[y1
* vt
->width
+ x
];
115 c
->attrib
= vt
->default_attrib
;
116 c
->attrib
.fgcol
= vt
->cur_attrib
.fgcol
;
117 c
->attrib
.bgcol
= vt
->cur_attrib
.bgcol
;
119 draw_char_at(vt
, x
, y
, c
->ch
, c
->attrib
);
124 spiceterm_toggle_marked_cell(spiceTerm
*vt
, int pos
)
126 int x
= (pos
%vt
->width
);
127 int y
= (pos
/vt
->width
);
129 if (x
< 0 || y
< 0 || x
>= vt
->width
|| y
>= vt
->height
) { return; }
131 int y1
= (vt
->y_displ
+ y
) % vt
->total_height
;
133 TextCell
*c
= &vt
->cells
[y1
* vt
->width
+ x
];
134 c
->attrib
.selected
= c
->attrib
.selected
? 0 : 1;
136 if (y
< vt
->height
) {
137 draw_char_at(vt
, x
, y
, c
->ch
, c
->attrib
);
142 spiceterm_show_cursor(spiceTerm
*vt
, int show
)
145 if (x
>= vt
->width
) {
149 int y1
= (vt
->y_base
+ vt
->cy
) % vt
->total_height
;
150 int y
= y1
- vt
->y_displ
;
152 y
+= vt
->total_height
;
155 if (y
< vt
->height
) {
157 TextCell
*c
= &vt
->cells
[y1
* vt
->width
+ x
];
160 TextAttributes attrib
= vt
->default_attrib
;
161 attrib
.invers
= !(attrib
.invers
); /* invert fg and bg */
162 draw_char_at(vt
, x
, y
, c
->ch
, attrib
);
164 draw_char_at(vt
, x
, y
, c
->ch
, c
->attrib
);
170 spiceterm_refresh(spiceTerm
*vt
)
175 for(y
= 0; y
< vt
->height
; y
++) {
176 TextCell
*c
= vt
->cells
+ y1
* vt
->width
;
177 for(x
= 0; x
< vt
->width
; x
++) {
178 draw_char_at(vt
, x
, y
, c
->ch
, c
->attrib
);
181 if (++y1
== vt
->total_height
)
185 spiceterm_show_cursor(vt
, 1);
189 spiceterm_clear_screen(spiceTerm
*vt
)
193 for (y
= 0; y
<= vt
->height
; y
++) {
194 int y1
= (vt
->y_base
+ y
) % vt
->total_height
;
195 TextCell
*c
= &vt
->cells
[y1
* vt
->width
];
196 for (x
= 0; x
< vt
->width
; x
++) {
198 c
->attrib
= vt
->default_attrib
;
199 c
->attrib
.fgcol
= vt
->cur_attrib
.fgcol
;
200 c
->attrib
.bgcol
= vt
->cur_attrib
.bgcol
;
206 spice_screen_clear(vt
->screen
, 0, 0, vt
->screen
->primary_width
,
207 vt
->screen
->primary_height
);
211 spiceterm_unselect_all(spiceTerm
*vt
)
216 for(y
= 0; y
< vt
->total_height
; y
++) {
217 TextCell
*c
= vt
->cells
+ y1
* vt
->width
;
218 for(x
= 0; x
< vt
->width
; x
++) {
219 if (c
->attrib
.selected
) {
220 c
->attrib
.selected
= 0;
221 if (y
< vt
->height
) {
222 draw_char_at(vt
, x
, y
, c
->ch
, c
->attrib
);
227 if (++y1
== vt
->total_height
)
233 spiceterm_scroll_down(spiceTerm
*vt
, int top
, int bottom
, int lines
)
235 if ((top
+ lines
) >= bottom
) {
236 lines
= bottom
- top
-1;
239 if (top
< 0 || bottom
> vt
->height
|| top
>= bottom
|| lines
< 1) {
244 for(i
= bottom
- top
- lines
- 1; i
>= 0; i
--) {
245 int src
= ((vt
->y_base
+ top
+ i
) % vt
->total_height
)*vt
->width
;
246 int dst
= ((vt
->y_base
+ top
+ lines
+ i
) % vt
->total_height
)*vt
->width
;
248 memmove(vt
->cells
+ dst
, vt
->cells
+ src
, vt
->width
*sizeof(TextCell
));
251 for (i
= 0; i
< lines
; i
++) {
253 TextCell
*c
= vt
->cells
+ ((vt
->y_base
+ top
+ i
) % vt
->total_height
)*vt
->width
;
254 for(j
= 0; j
< vt
->width
; j
++) {
255 c
->attrib
= vt
->default_attrib
;
266 spice_screen_scroll(vt
->screen
, 0, y1
, vt
->screen
->primary_width
, y2
, 0, y0
);
267 spice_screen_clear(vt
->screen
, 0, y0
, vt
->screen
->primary_width
, y1
);
271 spiceterm_scroll_up(spiceTerm
*vt
, int top
, int bottom
, int lines
, int moveattr
)
273 if ((top
+ lines
) >= bottom
) {
274 lines
= bottom
- top
- 1;
277 if (top
< 0 || bottom
> vt
->height
|| top
>= bottom
|| lines
< 1) {
284 int y1
= (top
+ lines
)*16;
287 spice_screen_scroll(vt
->screen
, 0, y0
, vt
->screen
->primary_width
, y2
-h
, 0, y1
);
288 spice_screen_clear(vt
->screen
, 0, y2
-h
, vt
->screen
->primary_width
, y2
);
297 for(i
= 0; i
< (bottom
- top
- lines
); i
++) {
298 int dst
= ((vt
->y_base
+ top
+ i
) % vt
->total_height
)*vt
->width
;
299 int src
= ((vt
->y_base
+ top
+ lines
+ i
) % vt
->total_height
)*vt
->width
;
301 memmove(vt
->cells
+ dst
, vt
->cells
+ src
, vt
->width
*sizeof(TextCell
));
304 for (i
= 1; i
<= lines
; i
++) {
306 TextCell
*c
= vt
->cells
+ ((vt
->y_base
+ bottom
- i
) % vt
->total_height
)*vt
->width
;
307 for(j
= 0; j
< vt
->width
; j
++) {
308 c
->attrib
= vt
->default_attrib
;
316 spiceterm_virtual_scroll(spiceTerm
*vt
, int lines
)
318 if (vt
->altbuf
|| lines
== 0) return;
322 int i
= vt
->scroll_height
;
323 if (i
> vt
->total_height
- vt
->height
)
324 i
= vt
->total_height
- vt
->height
;
325 int y1
= vt
->y_base
- i
;
327 y1
+= vt
->total_height
;
328 for(i
= 0; i
< lines
; i
++) {
329 if (vt
->y_displ
== y1
) break;
330 if (--vt
->y_displ
< 0) {
331 vt
->y_displ
= vt
->total_height
- 1;
336 for(i
= 0; i
< lines
; i
++) {
337 if (vt
->y_displ
== vt
->y_base
) break;
338 if (++vt
->y_displ
== vt
->total_height
) {
344 spiceterm_refresh(vt
);
348 spiceterm_respond_esc(spiceTerm
*vt
, const char *esc
)
350 int len
= strlen(esc
);
353 if (vt
->ibuf_count
< (IBUFSIZE
- 1 - len
)) {
354 vt
->ibuf
[vt
->ibuf_count
++] = 27;
355 for (i
= 0; i
< len
; i
++) {
356 vt
->ibuf
[vt
->ibuf_count
++] = esc
[i
];
359 fprintf(stderr
, "input buffer oferflow\n");
365 spiceterm_respond_data(spiceTerm
*vt
, int len
, uint8_t *data
)
369 if (vt
->ibuf_count
< (IBUFSIZE
- len
)) {
370 for (i
= 0; i
< len
; i
++) {
371 vt
->ibuf
[vt
->ibuf_count
++] = data
[i
];
374 fprintf(stderr
, "input buffer oferflow\n");
380 spiceterm_put_lf(spiceTerm
*vt
)
382 if (vt
->cy
+ 1 == vt
->region_bottom
) {
384 if (vt
->altbuf
|| vt
->region_top
!= 0 || vt
->region_bottom
!= vt
->height
) {
385 spiceterm_scroll_up(vt
, vt
->region_top
, vt
->region_bottom
, 1, 1);
389 if (vt
->y_displ
== vt
->y_base
) {
390 spiceterm_scroll_up(vt
, vt
->region_top
, vt
->region_bottom
, 1, 0);
393 if (vt
->y_displ
== vt
->y_base
) {
394 if (++vt
->y_displ
== vt
->total_height
) {
399 if (++vt
->y_base
== vt
->total_height
) {
403 if (vt
->scroll_height
< vt
->total_height
) {
407 int y1
= (vt
->y_base
+ vt
->height
- 1) % vt
->total_height
;
408 TextCell
*c
= &vt
->cells
[y1
* vt
->width
];
410 for (x
= 0; x
< vt
->width
; x
++) {
412 c
->attrib
= vt
->default_attrib
;
416 // fprintf (stderr, "BASE: %d DISPLAY %d\n", vt->y_base, vt->y_displ);
418 } else if (vt
->cy
< vt
->height
- 1) {
424 spiceterm_csi_m(spiceTerm
*vt
)
428 for (i
= 0; i
< vt
->esc_count
; i
++) {
429 switch (vt
->esc_buf
[i
]) {
430 case 0: /* reset all console attributes to default */
431 vt
->cur_attrib
= vt
->default_attrib
;
434 vt
->cur_attrib
.bold
= 1;
437 vt
->cur_attrib
.uline
= 1;
440 vt
->cur_attrib
.blink
= 1;
443 vt
->cur_attrib
.invers
= 1;
446 vt
->cur_attrib
.unvisible
= 1;
449 vt
->cur_enc
= LAT1_MAP
;
450 // fixme: dispaly controls = 0 ?
451 // fixme: toggle meta = 0 ?
454 vt
->cur_enc
= IBMPC_MAP
;
455 // fixme: dispaly controls = 1 ?
456 // fixme: toggle meta = 0 ?
459 vt
->cur_enc
= IBMPC_MAP
;
460 // fixme: dispaly controls = 1 ?
461 // fixme: toggle meta = 1 ?
464 vt
->cur_attrib
.bold
= 0;
467 vt
->cur_attrib
.uline
= 0;
470 vt
->cur_attrib
.blink
= 0;
473 vt
->cur_attrib
.invers
= 0;
476 vt
->cur_attrib
.unvisible
= 0;
486 /* set foreground color */
487 vt
->cur_attrib
.fgcol
= color_table
[vt
->esc_buf
[i
] - 30];
490 /* reset color to default, enable underline */
491 vt
->cur_attrib
.fgcol
= vt
->default_attrib
.fgcol
;
492 vt
->cur_attrib
.uline
= 1;
495 /* reset color to default, disable underline */
496 vt
->cur_attrib
.fgcol
= vt
->default_attrib
.fgcol
;
497 vt
->cur_attrib
.uline
= 0;
507 /* set background color */
508 vt
->cur_attrib
.bgcol
= color_table
[vt
->esc_buf
[i
] - 40];
511 /* reset background color */
512 vt
->cur_attrib
.bgcol
= vt
->default_attrib
.bgcol
;
515 fprintf(stderr
, "unhandled ESC[%d m code\n",vt
->esc_buf
[i
]);
522 spiceterm_save_cursor(spiceTerm
*vt
)
524 vt
->cx_saved
= vt
->cx
;
525 vt
->cy_saved
= vt
->cy
;
526 vt
->cur_attrib_saved
= vt
->cur_attrib
;
527 vt
->charset_saved
= vt
->charset
;
528 vt
->g0enc_saved
= vt
->g0enc
;
529 vt
->g1enc_saved
= vt
->g1enc
;
530 vt
->cur_enc_saved
= vt
->cur_enc
;
534 spiceterm_restore_cursor(spiceTerm
*vt
)
536 vt
->cx
= vt
->cx_saved
;
537 vt
->cy
= vt
->cy_saved
;
538 vt
->cur_attrib
= vt
->cur_attrib_saved
;
539 vt
->charset
= vt
->charset_saved
;
540 vt
->g0enc
= vt
->g0enc_saved
;
541 vt
->g1enc
= vt
->g1enc_saved
;
542 vt
->cur_enc
= vt
->cur_enc_saved
;
546 spiceterm_set_alternate_buffer(spiceTerm
*vt
, int on_off
)
550 vt
->y_displ
= vt
->y_base
;
554 if (vt
->altbuf
) return;
558 /* alternate buffer & cursor */
560 spiceterm_save_cursor(vt
);
561 /* save screen to altcels */
562 for (y
= 0; y
< vt
->height
; y
++) {
563 int y1
= (vt
->y_base
+ y
) % vt
->total_height
;
564 for (x
= 0; x
< vt
->width
; x
++) {
565 vt
->altcells
[y
*vt
->width
+ x
] = vt
->cells
[y1
*vt
->width
+ x
];
570 for (y
= 0; y
<= vt
->height
; y
++) {
571 for (x
= 0; x
< vt
->width
; x
++) {
572 // spiceterm_clear_xy(vt, x, y);
578 if (vt
->altbuf
== 0) return;
582 /* restore saved data */
583 for (y
= 0; y
< vt
->height
; y
++) {
584 int y1
= (vt
->y_base
+ y
) % vt
->total_height
;
585 for (x
= 0; x
< vt
->width
; x
++) {
586 vt
->cells
[y1
*vt
->width
+ x
] = vt
->altcells
[y
*vt
->width
+ x
];
590 spiceterm_restore_cursor(vt
);
593 spiceterm_refresh(vt
);
597 spiceterm_set_mode(spiceTerm
*vt
, int on_off
)
601 for (i
= 0; i
<= vt
->esc_count
; i
++) {
602 if (vt
->esc_ques
) { /* DEC private modes set/reset */
603 switch(vt
->esc_buf
[i
]) {
604 case 10: /* X11 mouse reporting on/off */
605 case 1000: /* SET_VT200_MOUSE */
606 case 1002: /* xterm SET_BTN_EVENT_MOUSE */
607 vt
->report_mouse
= on_off
;
609 case 1049: /* start/end special app mode (smcup/rmcup) */
610 spiceterm_set_alternate_buffer (vt
, on_off
);
612 case 25: /* Cursor on/off */
613 case 9: /* X10 mouse reporting on/off */
614 case 6: /* Origin relative/absolute */
615 case 1: /* Cursor keys in appl mode*/
616 case 5: /* Inverted screen on/off */
617 case 7: /* Autowrap on/off */
618 case 8: /* Autorepeat on/off */
621 } else { /* ANSI modes set/reset */
622 //g_assert_not_reached();
624 /* fixme: implement me */
630 spiceterm_gotoxy(spiceTerm
*vt
, int x
, int y
)
632 /* verify all boundaries */
638 if (x
>= vt
->width
) {
648 if (y
>= vt
->height
) {
656 debug_print_escape_buffer(spiceTerm
*vt
, const char *func
, const char *prefix
,
657 const char *qes
, gunichar2 ch
)
660 if (vt
->esc_count
== 0) {
661 printf("%s:%s ESC[%s%c\n", func
, prefix
, qes
, ch
);
662 } else if (vt
->esc_count
== 1) {
663 printf("%s:%s ESC[%s%d%c\n", func
, prefix
, qes
, vt
->esc_buf
[0], ch
);
666 printf("%s:%s ESC[%s%d", func
, prefix
, qes
, vt
->esc_buf
[0]);
667 for (i
= 1; i
< vt
->esc_count
; i
++) {
668 printf(";%d", vt
->esc_buf
[i
]);
675 enum { ESnormal
, ESesc
, ESsquare
, ESgetpars
, ESgotpars
, ESfunckey
,
676 EShash
, ESsetG0
, ESsetG1
, ESpercent
, ESignore
, ESnonstd
,
677 ESpalette
, ESidquery
, ESosc1
, ESosc2
};
680 spiceterm_putchar(spiceTerm
*vt
, gunichar2 ch
)
684 if (debug
&& !vt
->tty_state
) {
685 DPRINTF(1, "CHAR:%2d: %4x '%c' (cur_enc %d) %d %d",
686 vt
->tty_state
, ch
, ch
, vt
->cur_enc
, vt
->cx
, vt
->cy
);
689 switch(vt
->tty_state
) {
691 vt
->tty_state
= ESnormal
;
694 vt
->tty_state
= ESsquare
;
697 vt
->tty_state
= ESnonstd
;
700 vt
->tty_state
= ESpercent
;
703 spiceterm_save_cursor(vt
);
706 spiceterm_restore_cursor(vt
);
709 vt
->tty_state
= ESsetG0
; // SET G0
712 vt
->tty_state
= ESsetG1
; // SET G1
716 if (vt
->cy
== vt
->region_top
)
717 spiceterm_scroll_down(vt
, vt
->region_top
, vt
->region_bottom
, 1);
718 else if (vt
->cy
> 0) {
723 /* numeric keypad - ignored */
726 /* appl. keypad - ignored */
729 DPRINTF(1, "got unhandled ESC%c %d", ch
, ch
);
733 case ESnonstd
: /* Operating System Controls */
734 vt
->tty_state
= ESnormal
;
737 case 'P': /* palette escape sequence */
738 for(i
= 0; i
< MAX_ESC_PARAMS
; i
++) {
743 vt
->tty_state
= ESpalette
;
745 case 'R': /* reset palette */
746 // fixme: reset_palette(vc);
753 vt
->osc_textbuf
[0] = 0;
754 vt
->tty_state
= ESosc1
;
757 DPRINTF(1, "got unhandled OSC %c", ch
);
758 vt
->tty_state
= ESnormal
;
763 vt
->tty_state
= ESnormal
;
765 vt
->tty_state
= ESosc2
;
767 DPRINTF(1, "got illegal OSC sequence");
771 if (ch
!= 0x9c && ch
!= 7) {
773 while (vt
->osc_textbuf
[i
]) i
++;
774 vt
->osc_textbuf
[i
++] = ch
;
775 vt
->osc_textbuf
[i
] = 0;
777 DPRINTF(1, "OSC:%c:%s", vt
->osc_cmd
, vt
->osc_textbuf
);
778 vt
->tty_state
= ESnormal
;
782 if ((ch
>= '0' && ch
<= '9') || (ch
>= 'A' && ch
<= 'F')
783 || (ch
>= 'a' && ch
<= 'f')) {
784 vt
->esc_buf
[vt
->esc_count
++] = (ch
> '9' ? (ch
& 0xDF) - 'A' + 10 : ch
- '0');
785 if (vt
->esc_count
== 7) {
786 // fixme: this does not work - please test
788 rfbColourMap *cmap =&vt->screen->colourMap;
790 int i = color_table[vt->esc_buf[0]] * 3, j = 1;
791 cmap->data.bytes[i] = 16 * vt->esc_buf[j++];
792 cmap->data.bytes[i++] += vt->esc_buf[j++];
793 cmap->data.bytes[i] = 16 * vt->esc_buf[j++];
794 cmap->data.bytes[i++] += vt->esc_buf[j++];
795 cmap->data.bytes[i] = 16 * vt->esc_buf[j++];
796 cmap->data.bytes[i] += vt->esc_buf[j];
800 vt
->tty_state
= ESnormal
;
803 vt
->tty_state
= ESnormal
;
806 for(i
= 0; i
< MAX_ESC_PARAMS
; i
++) {
812 vt
->tty_state
= ESgetpars
;
815 vt
->tty_state
= ESidquery
;
819 if ((vt
->esc_ques
= (ch
== '?'))) {
823 if (ch
>= '0' && ch
<= '9') {
825 if (vt
->esc_count
< MAX_ESC_PARAMS
) {
826 vt
->esc_buf
[vt
->esc_count
] = vt
->esc_buf
[vt
->esc_count
] * 10 + ch
- '0';
829 } else if (ch
== ';') {
833 if (vt
->esc_has_par
) {
836 vt
->tty_state
= ESgotpars
;
840 vt
->tty_state
= ESnormal
;
842 char *qes
= vt
->esc_ques
? "?" : "";
845 debug_print_escape_buffer(vt
, __func__
, "", qes
, ch
);
850 spiceterm_set_mode(vt
, 1);
853 spiceterm_set_mode(vt
, 0);
856 if (!vt
->esc_count
) {
857 vt
->esc_count
++; // default parameter 0
862 /* report cursor position */
863 /* TODO: send ESC[row;colR */
867 if (vt
->esc_buf
[0] == 0) {
870 vt
->cy
-= vt
->esc_buf
[0];
877 /* move cursor down */
878 if (vt
->esc_buf
[0] == 0) {
881 vt
->cy
+= vt
->esc_buf
[0];
882 if (vt
->cy
>= vt
->height
) {
883 vt
->cy
= vt
->height
- 1;
888 /* move cursor right */
889 if (vt
->esc_buf
[0] == 0) {
892 vt
->cx
+= vt
->esc_buf
[0];
893 if (vt
->cx
>= vt
->width
) {
894 vt
->cx
= vt
->width
- 1;
898 /* move cursor left */
899 if (vt
->esc_buf
[0] == 0) {
902 vt
->cx
-= vt
->esc_buf
[0];
909 /* move cursor to column */
910 spiceterm_gotoxy(vt
, vt
->esc_buf
[0] - 1, vt
->cy
);
913 /* move cursor to row */
914 spiceterm_gotoxy(vt
, vt
->cx
, vt
->esc_buf
[0] - 1);
918 /* move cursor to row, column */
919 spiceterm_gotoxy(vt
, vt
->esc_buf
[1] - 1, vt
->esc_buf
[0] - 1);
922 switch (vt
->esc_buf
[0]) {
924 /* clear to end of screen */
925 for (y
= vt
->cy
; y
< vt
->height
; y
++) {
926 for (x
= 0; x
< vt
->width
; x
++) {
927 if (y
== vt
->cy
&& x
< vt
->cx
) {
930 spiceterm_clear_xy (vt
, x
, y
);
935 /* clear from beginning of screen */
936 for (y
= 0; y
<= vt
->cy
; y
++) {
937 for (x
= 0; x
< vt
->width
; x
++) {
938 if (y
== vt
->cy
&& x
> vt
->cx
) {
941 spiceterm_clear_xy(vt
, x
, y
);
946 /* clear entire screen */
947 spiceterm_clear_screen(vt
);
952 switch (vt
->esc_buf
[0]) {
955 for(x
= vt
->cx
; x
< vt
->width
; x
++) {
956 spiceterm_clear_xy(vt
, x
, vt
->cy
);
960 /* clear from beginning of line */
961 for (x
= 0; x
<= vt
->cx
; x
++) {
962 spiceterm_clear_xy(vt
, x
, vt
->cy
);
966 /* clear entire line */
967 for(x
= 0; x
< vt
->width
; x
++) {
968 spiceterm_clear_xy(vt
, x
, vt
->cy
);
977 if (c
> vt
->height
- vt
->cy
)
978 c
= vt
->height
- vt
->cy
;
982 spiceterm_scroll_down(vt
, vt
->cy
, vt
->region_bottom
, c
);
988 if (c
> vt
->height
- vt
->cy
)
989 c
= vt
->height
- vt
->cy
;
993 spiceterm_scroll_up(vt
, vt
->cy
, vt
->region_bottom
, c
, 1);
999 spiceterm_scroll_down(vt
, vt
->region_top
, vt
->region_bottom
, c
);
1005 spiceterm_scroll_up(vt
, vt
->region_top
, vt
->region_bottom
, c
, 1);
1008 /* delete c character */
1011 if (c
> vt
->width
- vt
->cx
)
1012 c
= vt
->width
- vt
->cx
;
1016 for (x
= vt
->cx
; x
< vt
->width
- c
; x
++) {
1017 int y1
= (vt
->y_base
+ vt
->cy
) % vt
->total_height
;
1018 TextCell
*dst
= &vt
->cells
[y1
* vt
->width
+ x
];
1019 TextCell
*src
= dst
+ c
;
1021 spiceterm_update_xy(vt
, x
+ c
, vt
->cy
);
1023 src
->attrib
= vt
->default_attrib
;
1024 spiceterm_update_xy(vt
, x
, vt
->cy
);
1028 /* save cursor position */
1029 spiceterm_save_cursor(vt
);
1032 /* restore cursor position */
1033 spiceterm_restore_cursor(vt
);
1036 /* erase c characters */
1040 if (c
> (vt
->width
- vt
->cx
)) c
= vt
->width
- vt
->cx
;
1042 for(i
= 0; i
< c
; i
++) {
1043 spiceterm_clear_xy(vt
, vt
->cx
+ i
, vt
->cy
);
1047 /* insert c character */
1049 if (c
> (vt
->width
- vt
->cx
)) {
1050 c
= vt
->width
- vt
->cx
;
1054 for (x
= vt
->width
- c
; x
>= vt
->cx
; x
--) {
1055 int y1
= (vt
->y_base
+ vt
->cy
) % vt
->total_height
;
1056 TextCell
*src
= &vt
->cells
[y1
* vt
->width
+ x
];
1057 TextCell
*dst
= src
+ c
;
1059 spiceterm_update_xy (vt
, x
+ c
, vt
->cy
);
1061 src
->attrib
= vt
->cur_attrib
;
1062 spiceterm_update_xy(vt
, x
, vt
->cy
);
1068 if (!vt
->esc_buf
[0])
1070 if (!vt
->esc_buf
[1])
1071 vt
->esc_buf
[1] = vt
->height
;
1072 /* Minimum allowed region is 2 lines */
1073 if (vt
->esc_buf
[0] < vt
->esc_buf
[1] &&
1074 vt
->esc_buf
[1] <= vt
->height
) {
1075 vt
->region_top
= vt
->esc_buf
[0] - 1;
1076 vt
->region_bottom
= vt
->esc_buf
[1];
1078 vt
->cy
= vt
->region_top
;
1079 DPRINTF(1, "set region %d %d", vt
->region_top
, vt
->region_bottom
);
1085 debug_print_escape_buffer(vt
, __func__
, " unhandled escape", qes
, ch
);
1091 case ESsetG0
: // Set G0
1092 vt
->tty_state
= ESnormal
;
1095 vt
->g0enc
= GRAF_MAP
;
1097 vt
->g0enc
= LAT1_MAP
;
1099 vt
->g0enc
= IBMPC_MAP
;
1101 vt
->g0enc
= USER_MAP
;
1103 if (vt
->charset
== 0)
1104 vt
->cur_enc
= vt
->g0enc
;
1107 case ESsetG1
: // Set G1
1108 vt
->tty_state
= ESnormal
;
1111 vt
->g1enc
= GRAF_MAP
;
1113 vt
->g1enc
= LAT1_MAP
;
1115 vt
->g1enc
= IBMPC_MAP
;
1117 vt
->g1enc
= USER_MAP
;
1119 if (vt
->charset
== 1)
1120 vt
->cur_enc
= vt
->g1enc
;
1123 case ESidquery
: // vt100 query id
1124 vt
->tty_state
= ESnormal
;
1127 DPRINTF(1, "ESC[>c Query term ID");
1128 spiceterm_respond_esc(vt
, TERMIDCODE
);
1132 vt
->tty_state
= ESnormal
;
1134 case '@': /* defined in ISO 2022 */
1137 case 'G': /* prelim official escape code */
1138 case '8': /* retained for compatibility */
1143 default: // ESnormal
1144 vt
->tty_state
= ESnormal
;
1149 case 7: /* alert aka. bell */
1151 //rfbSendBell(vt->screen);
1153 case 8: /* backspace */
1157 case 9: /* tabspace */
1158 if (vt
->cx
+ (8 - (vt
->cx
% 8)) > vt
->width
) {
1160 spiceterm_put_lf(vt
);
1162 vt
->cx
= vt
->cx
+ (8 - (vt
->cx
% 8));
1168 spiceterm_put_lf(vt
);
1170 case 13: /* carriage return */
1174 /* SI (shift in), select character set 1 */
1176 vt
->cur_enc
= vt
->g1enc
;
1177 /* fixme: display controls = 1 */
1180 /* SO (shift out), select character set 0 */
1182 vt
->cur_enc
= vt
->g0enc
;
1183 /* fixme: display controls = 0 */
1186 vt
->tty_state
= ESesc
;
1188 case 127: /* delete */
1191 case 128+27: /* csi */
1192 vt
->tty_state
= ESsquare
;
1195 if (vt
->cx
>= vt
->width
) {
1198 spiceterm_put_lf(vt
);
1201 int y1
= (vt
->y_base
+ vt
->cy
) % vt
->total_height
;
1202 TextCell
*c
= &vt
->cells
[y1
*vt
->width
+ vt
->cx
];
1203 c
->attrib
= vt
->cur_attrib
;
1205 spiceterm_update_xy(vt
, vt
->cx
, vt
->cy
);
1214 spiceterm_puts(spiceTerm
*vt
, const char *buf
, int len
)
1218 spiceterm_show_cursor(vt
, 0);
1221 unsigned char c
= *buf
;
1225 if (vt
->tty_state
!= ESnormal
) {
1226 // never translate escape sequence
1228 } else if (vt
->utf8
&& !vt
->cur_enc
) {
1230 if(c
& 0x80) { // utf8 multi-byte sequence
1232 if (vt
->utf_count
> 0 && (c
& 0xc0) == 0x80) {
1233 // inside UTF8 sequence
1234 vt
->utf_char
= (vt
->utf_char
<< 6) | (c
& 0x3f);
1236 if (vt
->utf_count
== 0) {
1242 // first char of a UTF8 sequence
1243 if ((c
& 0xe0) == 0xc0) {
1245 vt
->utf_char
= (c
& 0x1f);
1246 } else if ((c
& 0xf0) == 0xe0) {
1248 vt
->utf_char
= (c
& 0x0f);
1249 } else if ((c
& 0xf8) == 0xf0) {
1251 vt
->utf_char
= (c
& 0x07);
1252 } else if ((c
& 0xfc) == 0xf8) {
1254 vt
->utf_char
= (c
& 0x03);
1255 } else if ((c
& 0xfe) == 0xfc) {
1257 vt
->utf_char
= (c
& 0x01);
1270 // never translate controls
1271 if (c
>= 32 && c
!= 127 && c
!= (128+27)) {
1272 tc
= translations
[vt
->cur_enc
][c
& 0x0ff];
1278 spiceterm_putchar(vt
, tc
);
1281 spiceterm_show_cursor(vt
, 1);
1287 spiceterm_update_watch_mask(spiceTerm
*vt
, gboolean writable
)
1289 g_assert(vt
!= NULL
);
1291 int mask
= SPICE_WATCH_EVENT_READ
;
1294 mask
|= SPICE_WATCH_EVENT_WRITE
;
1297 vt
->screen
->core
->watch_update_mask(vt
->screen
->mwatch
, mask
);
1301 mouse_report(spiceTerm
*vt
, int butt
, int mrx
, int mry
)
1305 sprintf(buf
, "[M%c%c%c", (char)(' ' + butt
), (char)('!' + mrx
),
1308 spiceterm_respond_esc(vt
, buf
);
1310 spiceterm_update_watch_mask(vt
, TRUE
);
1314 spiceterm_respond_unichar2(spiceTerm
*vt
, gunichar2 uc
)
1318 gint len
= g_unichar_to_utf8(uc
, buf
);
1321 spiceterm_respond_data(vt
, len
, (uint8_t *)buf
);
1324 uint8_t buf
[1] = { (uint8_t)uc
};
1325 spiceterm_respond_data(vt
, 1, buf
);
1330 spiceterm_clear_selection(spiceTerm
*vt
)
1332 DPRINTF(1, "mark_active = %d", vt
->mark_active
);
1334 vt
->mark_active
= 0;
1335 if (vt
->selection
) free (vt
->selection
);
1336 vt
->selection
= NULL
;
1338 spiceterm_unselect_all(vt
);
1342 spiceterm_motion_event(spiceTerm
*vt
, uint32_t x
, uint32_t y
, uint32_t buttons
)
1344 DPRINTF(1, "mask=%08x x=%d y=%d", buttons
, x
,y
);
1346 static int last_mask
= 0;
1347 static int sel_start_pos
= 0;
1348 static int sel_end_pos
= 0;
1349 static int button2_released
= 1;
1356 if (cx
>= vt
->width
) cx
= vt
->width
- 1;
1358 if (cy
>= vt
->height
) cy
= vt
->height
- 1;
1360 if (vt
->report_mouse
&& buttons
!= last_mask
) {
1361 last_mask
= buttons
;
1363 mouse_report(vt
, 0, cx
, cy
);
1366 mouse_report (vt
, 1, cx
, cy
);
1369 mouse_report(vt
, 2, cx
, cy
);
1372 mouse_report(vt
, 3, cx
, cy
);
1378 if(button2_released
) {
1380 if (vdagent_owns_clipboard(vt
)) {
1381 if (vt
->selection
) {
1383 for(i
= 0; i
< vt
->selection_len
; i
++) {
1384 spiceterm_respond_unichar2(vt
, vt
->selection
[i
]);
1386 spiceterm_update_watch_mask(vt
, TRUE
);
1387 if (vt
->y_displ
!= vt
->y_base
) {
1388 vt
->y_displ
= vt
->y_base
;
1389 spiceterm_refresh(vt
);
1393 vdagent_request_clipboard(vt
);
1397 button2_released
= 0;
1399 button2_released
= 1;
1403 int pos
= cy
*vt
->width
+ cx
;
1405 // code borrowed from libvncserver (VNCconsole.c)
1407 if (!vt
->mark_active
) {
1409 spiceterm_unselect_all(vt
);
1411 vt
->mark_active
= 1;
1412 sel_start_pos
= sel_end_pos
= pos
;
1413 spiceterm_toggle_marked_cell(vt
, pos
);
1417 if (pos
!= sel_end_pos
) {
1418 if (pos
> sel_end_pos
) {
1419 cx
= sel_end_pos
; cy
=pos
;
1421 cx
=pos
; cy
=sel_end_pos
;
1424 if (cx
< sel_start_pos
) {
1425 if (cy
< sel_start_pos
) cy
--;
1431 spiceterm_toggle_marked_cell(vt
, cx
);
1439 } else if (vt
->mark_active
) {
1440 vt
->mark_active
= 0;
1442 if (sel_start_pos
> sel_end_pos
) {
1443 int tmp
= sel_start_pos
- 1;
1444 sel_start_pos
= sel_end_pos
;
1448 int len
= sel_end_pos
- sel_start_pos
+ 1;
1450 if (vt
->selection
) free (vt
->selection
);
1451 vt
->selection
= (gunichar2
*)malloc (len
*sizeof(gunichar2
));
1452 vt
->selection_len
= len
;
1454 for (i
= 0; i
< len
; i
++) {
1455 int pos
= sel_start_pos
+ i
;
1456 int x
= pos
% vt
->width
;
1457 int y1
= ((pos
/ vt
->width
) + vt
->y_displ
) % vt
->total_height
;
1458 TextCell
*c
= &vt
->cells
[y1
*vt
->width
+ x
];
1459 vt
->selection
[i
] = c
->ch
;
1463 DPRINTF(1, "selection length = %d", vt
->selection_len
);
1465 vdagent_grab_clipboard(vt
);
1470 init_spiceterm(spiceTerm
*vt
, uint32_t width
, uint32_t height
)
1474 g_assert(vt
!= NULL
);
1475 g_assert(vt
->screen
!= NULL
);
1477 vt
->width
= width
/ 8;
1478 vt
->height
= height
/ 16;
1480 vt
->total_height
= vt
->height
* 20;
1481 vt
->scroll_height
= 0;
1486 vt
->region_bottom
= vt
->height
;
1488 vt
->g0enc
= LAT1_MAP
;
1489 vt
->g1enc
= GRAF_MAP
;
1490 vt
->cur_enc
= vt
->g0enc
;
1493 /* default text attributes */
1494 vt
->default_attrib
.bold
= 0;
1495 vt
->default_attrib
.uline
= 0;
1496 vt
->default_attrib
.blink
= 0;
1497 vt
->default_attrib
.invers
= 0;
1498 vt
->default_attrib
.unvisible
= 0;
1499 vt
->default_attrib
.fgcol
= 7;
1500 vt
->default_attrib
.bgcol
= 0;
1502 vt
->cur_attrib
= vt
->default_attrib
;
1512 vt
->cells
= (TextCell
*)calloc (sizeof (TextCell
), vt
->width
*vt
->total_height
);
1514 for (i
= 0; i
< vt
->width
*vt
->total_height
; i
++) {
1515 vt
->cells
[i
].ch
= ' ';
1516 vt
->cells
[i
].attrib
= vt
->default_attrib
;
1520 g_free(vt
->altcells
);
1523 vt
->altcells
= (TextCell
*)calloc (sizeof (TextCell
), vt
->width
*vt
->height
);
1527 spiceterm_resize(spiceTerm
*vt
, uint32_t width
, uint32_t height
)
1529 width
= (width
/8)*8;
1530 height
= (height
/16)*16;
1532 if (vt
->screen
->width
== width
&& vt
->screen
->height
== height
) {
1536 DPRINTF(0, "width=%u height=%u", width
, height
);
1538 spice_screen_resize(vt
->screen
, width
, height
);
1540 init_spiceterm(vt
, width
, height
);
1542 struct winsize dimensions
;
1543 dimensions
.ws_col
= vt
->width
;
1544 dimensions
.ws_row
= vt
->height
;
1546 ioctl(vt
->pty
, TIOCSWINSZ
, &dimensions
);
1550 master_error_callback(GIOChannel
*channel
, GIOCondition condition
,
1553 //spiceTerm *vt = (spiceTerm *)data;
1555 DPRINTF(1, "condition %d", condition
);
1563 master_watch(int master
, int event
, void *opaque
)
1565 spiceTerm
*vt
= (spiceTerm
*)opaque
;
1568 // fixme: if (!vt->mark_active) {
1570 if (event
== SPICE_WATCH_EVENT_READ
) {
1572 while ((c
= read(master
, buffer
, 1024)) == -1) {
1573 if (errno
!= EAGAIN
) break;
1576 perror("master pipe read error"); // fixme
1578 spiceterm_puts (vt
, buffer
, c
);
1580 if (vt
->ibuf_count
> 0) {
1581 DPRINTF(1, "write input %x %d", vt
->ibuf
[0], vt
->ibuf_count
);
1582 if ((c
= write (master
, vt
->ibuf
, vt
->ibuf_count
)) >= 0) {
1583 if (c
== vt
->ibuf_count
) {
1586 // not all data written
1587 memmove(vt
->ibuf
, vt
->ibuf
+ c
, vt
->ibuf_count
- c
);
1588 vt
->ibuf_count
-= c
;
1590 // nothing written -ignore and try later
1593 perror("master pipe write error");
1596 if (vt
->ibuf_count
== 0) {
1597 spiceterm_update_watch_mask(vt
, FALSE
);
1603 spiceterm_print_usage(const char *msg
)
1606 fprintf(stderr
, "ERROR: %s\n", msg
);
1608 fprintf(stderr
, "USAGE: spiceterm [OPTIONS] [-- command [args]]\n");
1609 fprintf(stderr
, " --timeout <seconds> Wait this time before aborting (default is 10 seconds)\n");
1610 fprintf(stderr
, " --authpath <path> Authentication path (PVE AUTH)\n");
1611 fprintf(stderr
, " --permission <perm> Required permissions (PVE AUTH)\n");
1612 fprintf(stderr
, " --port <port> Bind to port <port>\n");
1613 fprintf(stderr
, " --addr <addr> Bind to address <addr>\n");
1614 fprintf(stderr
, " --sasl Enable SASL based authentication\n");
1615 fprintf(stderr
, " --noauth Disable authentication\n");
1616 fprintf(stderr
, " --keymap Spefify keymap (uses kvm keymap files)\n");
1620 main (int argc
, char** argv
)
1623 char **cmdargv
= NULL
;
1624 char *command
= "/bin/bash"; // execute normal shell as default
1628 struct winsize dimensions
;
1629 SpiceTermOptions opts
= {
1637 g_thread_init(NULL
);
1639 static struct option long_options
[] = {
1640 { "timeout", required_argument
, 0, 't' },
1641 { "authpath", required_argument
, 0, 'A' },
1642 { "permissions", required_argument
, 0, 'P' },
1643 { "port", required_argument
, 0, 'p' },
1644 { "addr", required_argument
, 0, 'a' },
1645 { "keymap", required_argument
, 0, 'k' },
1646 { "noauth", no_argument
, 0, 'n' },
1647 { "sasl", no_argument
, 0, 's' },
1651 while ((c
= getopt_long(argc
, argv
, "nkst:a:p:P:", long_options
, NULL
)) != -1) {
1661 opts
.keymap
= optarg
;
1664 pve_auth_set_path(optarg
);
1667 pve_auth_set_permissions(optarg
);
1670 opts
.port
= atoi(optarg
);
1676 opts
.timeout
= atoi(optarg
);
1679 spiceterm_print_usage(NULL
);
1683 spiceterm_print_usage("getopt returned unknown character code");
1688 if (optind
< argc
) {
1689 command
= argv
[optind
+1];
1690 cmdargv
= &argv
[optind
+1];
1693 spiceTerm
*vt
= spiceterm_create(744, 400, &opts
);
1695 setlocale(LC_ALL
, ""); // set from environment
1697 char *ctype
= setlocale (LC_CTYPE
, NULL
); // query LC_CTYPE
1699 // fixme: ist there a standard way to detect utf8 mode ?
1700 if (strcasestr (ctype
, ".utf-8")||strcasestr (ctype
, ".utf8")) {
1704 dimensions
.ws_col
= vt
->width
;
1705 dimensions
.ws_row
= vt
->height
;
1707 setenv("TERM", TERM
, 1);
1709 DPRINTF(1, "execute %s", command
);
1711 pid
= forkpty (&master
, ptyname
, NULL
, &dimensions
);
1714 // install default signal handlers
1715 signal (SIGQUIT
, SIG_DFL
);
1716 signal (SIGTERM
, SIG_DFL
);
1717 signal (SIGINT
, SIG_DFL
);
1720 execvp (command
, cmdargv
);
1722 execlp (command
, command
, NULL
);
1724 perror ("Error: exec failed\n");
1725 exit (-1); // should not be reached
1726 } else if (pid
== -1) {
1727 perror ("Error: fork failed\n");
1733 /* watch for errors - we need to use glib directly because spice
1734 * does not have SPICE_WATCH_EVENT for this */
1735 GIOChannel
*channel
= g_io_channel_unix_new(master
);
1736 g_io_channel_set_flags(channel
, G_IO_FLAG_NONBLOCK
, NULL
);
1737 g_io_channel_set_encoding(channel
, NULL
, NULL
);
1738 g_io_add_watch(channel
, G_IO_ERR
|G_IO_HUP
, master_error_callback
, vt
);
1740 vt
->screen
->mwatch
= vt
->screen
->core
->watch_add(
1741 master
, SPICE_WATCH_EVENT_READ
/* |SPICE_WATCH_EVENT_WRITE */,
1744 basic_event_loop_mainloop();
1748 waitpid(pid
, &status
, 0);