]>
git.proxmox.com Git - spiceterm.git/blob - spiceterm.c
fdcafbc60670a7124af475344edcf9074379ede9
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 "event_loop.h"
55 #include "translations.h"
59 #define DPRINTF(x, format, ...) { \
61 printf("%s: " format "\n" , __FUNCTION__, ## __VA_ARGS__); \
67 #define TERMIDCODE "[?1;2c" // vt100 ID
69 /* these colours are from linux kernel drivers/char/vt.c */
71 unsigned char color_table
[] = { 0, 4, 2, 6, 1, 5, 3, 7,
72 8,12,10,14, 9,13,11,15 };
75 draw_char_at(spiceTerm
*vt
, int x
, int y
, gunichar2 ch
, TextAttributes attrib
)
77 if (x
< 0 || y
< 0 || x
>= vt
->width
|| y
>= vt
->height
) {
81 spice_screen_draw_char(vt
->screen
, x
, y
, ch
, attrib
);
85 spiceterm_update_xy(spiceTerm
*vt
, int x
, int y
)
87 if (x
< 0 || y
< 0 || x
>= vt
->width
|| y
>= vt
->height
) { return; }
89 int y1
= (vt
->y_base
+ y
) % vt
->total_height
;
90 int y2
= y1
- vt
->y_displ
;
92 y2
+= vt
->total_height
;
94 if (y2
< vt
->height
) {
95 TextCell
*c
= &vt
->cells
[y1
* vt
->width
+ x
];
96 draw_char_at(vt
, x
, y2
, c
->ch
, c
->attrib
);
101 spiceterm_clear_xy(spiceTerm
*vt
, int x
, int y
)
103 if (x
< 0 || y
< 0 || x
>= vt
->width
|| y
>= vt
->height
) { return; }
105 int y1
= (vt
->y_base
+ y
) % vt
->total_height
;
106 int y2
= y1
- vt
->y_displ
;
108 y2
+= vt
->total_height
;
110 if (y2
< vt
->height
) {
111 TextCell
*c
= &vt
->cells
[y1
* vt
->width
+ x
];
113 c
->attrib
= vt
->default_attrib
;
114 c
->attrib
.fgcol
= vt
->cur_attrib
.fgcol
;
115 c
->attrib
.bgcol
= vt
->cur_attrib
.bgcol
;
117 draw_char_at(vt
, x
, y
, c
->ch
, c
->attrib
);
122 spiceterm_toggle_marked_cell(spiceTerm
*vt
, int pos
)
124 int x
= (pos
%vt
->width
);
125 int y
= (pos
/vt
->width
);
127 if (x
< 0 || y
< 0 || x
>= vt
->width
|| y
>= vt
->height
) { return; }
129 int y1
= (vt
->y_displ
+ y
) % vt
->total_height
;
131 TextCell
*c
= &vt
->cells
[y1
* vt
->width
+ x
];
132 c
->attrib
.selected
= c
->attrib
.selected
? 0 : 1;
134 if (y
< vt
->height
) {
135 draw_char_at(vt
, x
, y
, c
->ch
, c
->attrib
);
140 spiceterm_show_cursor(spiceTerm
*vt
, int show
)
143 if (x
>= vt
->width
) {
147 int y1
= (vt
->y_base
+ vt
->cy
) % vt
->total_height
;
148 int y
= y1
- vt
->y_displ
;
150 y
+= vt
->total_height
;
153 if (y
< vt
->height
) {
155 TextCell
*c
= &vt
->cells
[y1
* vt
->width
+ x
];
158 TextAttributes attrib
= vt
->default_attrib
;
159 attrib
.invers
= !(attrib
.invers
); /* invert fg and bg */
160 draw_char_at(vt
, x
, y
, c
->ch
, attrib
);
162 draw_char_at(vt
, x
, y
, c
->ch
, c
->attrib
);
168 spiceterm_refresh(spiceTerm
*vt
)
173 for(y
= 0; y
< vt
->height
; y
++) {
174 TextCell
*c
= vt
->cells
+ y1
* vt
->width
;
175 for(x
= 0; x
< vt
->width
; x
++) {
176 draw_char_at(vt
, x
, y
, c
->ch
, c
->attrib
);
179 if (++y1
== vt
->total_height
)
183 spiceterm_show_cursor(vt
, 1);
187 spiceterm_clear_screen(spiceTerm
*vt
)
191 for (y
= 0; y
<= vt
->height
; y
++) {
192 int y1
= (vt
->y_base
+ y
) % vt
->total_height
;
193 TextCell
*c
= &vt
->cells
[y1
* vt
->width
];
194 for (x
= 0; x
< vt
->width
; x
++) {
196 c
->attrib
= vt
->default_attrib
;
197 c
->attrib
.fgcol
= vt
->cur_attrib
.fgcol
;
198 c
->attrib
.bgcol
= vt
->cur_attrib
.bgcol
;
204 spice_screen_clear(vt
->screen
, 0, 0, vt
->screen
->primary_width
,
205 vt
->screen
->primary_height
);
209 spiceterm_unselect_all(spiceTerm
*vt
)
214 for(y
= 0; y
< vt
->total_height
; y
++) {
215 TextCell
*c
= vt
->cells
+ y1
* vt
->width
;
216 for(x
= 0; x
< vt
->width
; x
++) {
217 if (c
->attrib
.selected
) {
218 c
->attrib
.selected
= 0;
219 if (y
< vt
->height
) {
220 draw_char_at(vt
, x
, y
, c
->ch
, c
->attrib
);
225 if (++y1
== vt
->total_height
)
231 spiceterm_scroll_down(spiceTerm
*vt
, int top
, int bottom
, int lines
)
233 if ((top
+ lines
) >= bottom
) {
234 lines
= bottom
- top
-1;
237 if (top
< 0 || bottom
> vt
->height
|| top
>= bottom
|| lines
< 1) {
242 for(i
= bottom
- top
- lines
- 1; i
>= 0; i
--) {
243 int src
= ((vt
->y_base
+ top
+ i
) % vt
->total_height
)*vt
->width
;
244 int dst
= ((vt
->y_base
+ top
+ lines
+ i
) % vt
->total_height
)*vt
->width
;
246 memmove(vt
->cells
+ dst
, vt
->cells
+ src
, vt
->width
*sizeof(TextCell
));
249 for (i
= 0; i
< lines
; i
++) {
251 TextCell
*c
= vt
->cells
+ ((vt
->y_base
+ top
+ i
) % vt
->total_height
)*vt
->width
;
252 for(j
= 0; j
< vt
->width
; j
++) {
253 c
->attrib
= vt
->default_attrib
;
264 spice_screen_scroll(vt
->screen
, 0, y1
, vt
->screen
->primary_width
, y2
, 0, y0
);
265 spice_screen_clear(vt
->screen
, 0, y0
, vt
->screen
->primary_width
, y1
);
269 spiceterm_scroll_up(spiceTerm
*vt
, int top
, int bottom
, int lines
, int moveattr
)
271 if ((top
+ lines
) >= bottom
) {
272 lines
= bottom
- top
- 1;
275 if (top
< 0 || bottom
> vt
->height
|| top
>= bottom
|| lines
< 1) {
282 int y1
= (top
+ lines
)*16;
285 spice_screen_scroll(vt
->screen
, 0, y0
, vt
->screen
->primary_width
, y2
-h
, 0, y1
);
286 spice_screen_clear(vt
->screen
, 0, y2
-h
, vt
->screen
->primary_width
, y2
);
295 for(i
= 0; i
< (bottom
- top
- lines
); i
++) {
296 int dst
= ((vt
->y_base
+ top
+ i
) % vt
->total_height
)*vt
->width
;
297 int src
= ((vt
->y_base
+ top
+ lines
+ i
) % vt
->total_height
)*vt
->width
;
299 memmove(vt
->cells
+ dst
, vt
->cells
+ src
, vt
->width
*sizeof(TextCell
));
302 for (i
= 1; i
<= lines
; i
++) {
304 TextCell
*c
= vt
->cells
+ ((vt
->y_base
+ bottom
- i
) % vt
->total_height
)*vt
->width
;
305 for(j
= 0; j
< vt
->width
; j
++) {
306 c
->attrib
= vt
->default_attrib
;
314 spiceterm_virtual_scroll(spiceTerm
*vt
, int lines
)
316 if (vt
->altbuf
|| lines
== 0) return;
320 int i
= vt
->scroll_height
;
321 if (i
> vt
->total_height
- vt
->height
)
322 i
= vt
->total_height
- vt
->height
;
323 int y1
= vt
->y_base
- i
;
325 y1
+= vt
->total_height
;
326 for(i
= 0; i
< lines
; i
++) {
327 if (vt
->y_displ
== y1
) break;
328 if (--vt
->y_displ
< 0) {
329 vt
->y_displ
= vt
->total_height
- 1;
334 for(i
= 0; i
< lines
; i
++) {
335 if (vt
->y_displ
== vt
->y_base
) break;
336 if (++vt
->y_displ
== vt
->total_height
) {
342 spiceterm_refresh(vt
);
346 spiceterm_respond_esc(spiceTerm
*vt
, const char *esc
)
348 int len
= strlen(esc
);
351 if (vt
->ibuf_count
< (IBUFSIZE
- 1 - len
)) {
352 vt
->ibuf
[vt
->ibuf_count
++] = 27;
353 for (i
= 0; i
< len
; i
++) {
354 vt
->ibuf
[vt
->ibuf_count
++] = esc
[i
];
357 fprintf(stderr
, "input buffer oferflow\n");
363 spiceterm_respond_data(spiceTerm
*vt
, int len
, uint8_t *data
)
367 if (vt
->ibuf_count
< (IBUFSIZE
- len
)) {
368 for (i
= 0; i
< len
; i
++) {
369 vt
->ibuf
[vt
->ibuf_count
++] = data
[i
];
372 fprintf(stderr
, "input buffer oferflow\n");
378 spiceterm_put_lf(spiceTerm
*vt
)
380 if (vt
->cy
+ 1 == vt
->region_bottom
) {
382 if (vt
->altbuf
|| vt
->region_top
!= 0 || vt
->region_bottom
!= vt
->height
) {
383 spiceterm_scroll_up(vt
, vt
->region_top
, vt
->region_bottom
, 1, 1);
387 if (vt
->y_displ
== vt
->y_base
) {
388 spiceterm_scroll_up(vt
, vt
->region_top
, vt
->region_bottom
, 1, 0);
391 if (vt
->y_displ
== vt
->y_base
) {
392 if (++vt
->y_displ
== vt
->total_height
) {
397 if (++vt
->y_base
== vt
->total_height
) {
401 if (vt
->scroll_height
< vt
->total_height
) {
405 int y1
= (vt
->y_base
+ vt
->height
- 1) % vt
->total_height
;
406 TextCell
*c
= &vt
->cells
[y1
* vt
->width
];
408 for (x
= 0; x
< vt
->width
; x
++) {
410 c
->attrib
= vt
->default_attrib
;
414 // fprintf (stderr, "BASE: %d DISPLAY %d\n", vt->y_base, vt->y_displ);
416 } else if (vt
->cy
< vt
->height
- 1) {
422 spiceterm_csi_m(spiceTerm
*vt
)
426 for (i
= 0; i
< vt
->esc_count
; i
++) {
427 switch (vt
->esc_buf
[i
]) {
428 case 0: /* reset all console attributes to default */
429 vt
->cur_attrib
= vt
->default_attrib
;
432 vt
->cur_attrib
.bold
= 1;
435 vt
->cur_attrib
.uline
= 1;
438 vt
->cur_attrib
.blink
= 1;
441 vt
->cur_attrib
.invers
= 1;
444 vt
->cur_attrib
.unvisible
= 1;
447 vt
->cur_enc
= LAT1_MAP
;
448 // fixme: dispaly controls = 0 ?
449 // fixme: toggle meta = 0 ?
452 vt
->cur_enc
= IBMPC_MAP
;
453 // fixme: dispaly controls = 1 ?
454 // fixme: toggle meta = 0 ?
457 vt
->cur_enc
= IBMPC_MAP
;
458 // fixme: dispaly controls = 1 ?
459 // fixme: toggle meta = 1 ?
462 vt
->cur_attrib
.bold
= 0;
465 vt
->cur_attrib
.uline
= 0;
468 vt
->cur_attrib
.blink
= 0;
471 vt
->cur_attrib
.invers
= 0;
474 vt
->cur_attrib
.unvisible
= 0;
484 /* set foreground color */
485 vt
->cur_attrib
.fgcol
= color_table
[vt
->esc_buf
[i
] - 30];
488 /* reset color to default, enable underline */
489 vt
->cur_attrib
.fgcol
= vt
->default_attrib
.fgcol
;
490 vt
->cur_attrib
.uline
= 1;
493 /* reset color to default, disable underline */
494 vt
->cur_attrib
.fgcol
= vt
->default_attrib
.fgcol
;
495 vt
->cur_attrib
.uline
= 0;
505 /* set background color */
506 vt
->cur_attrib
.bgcol
= color_table
[vt
->esc_buf
[i
] - 40];
509 /* reset background color */
510 vt
->cur_attrib
.bgcol
= vt
->default_attrib
.bgcol
;
513 fprintf(stderr
, "unhandled ESC[%d m code\n",vt
->esc_buf
[i
]);
520 spiceterm_save_cursor(spiceTerm
*vt
)
522 vt
->cx_saved
= vt
->cx
;
523 vt
->cy_saved
= vt
->cy
;
524 vt
->cur_attrib_saved
= vt
->cur_attrib
;
525 vt
->charset_saved
= vt
->charset
;
526 vt
->g0enc_saved
= vt
->g0enc
;
527 vt
->g1enc_saved
= vt
->g1enc
;
528 vt
->cur_enc_saved
= vt
->cur_enc
;
532 spiceterm_restore_cursor(spiceTerm
*vt
)
534 vt
->cx
= vt
->cx_saved
;
535 vt
->cy
= vt
->cy_saved
;
536 vt
->cur_attrib
= vt
->cur_attrib_saved
;
537 vt
->charset
= vt
->charset_saved
;
538 vt
->g0enc
= vt
->g0enc_saved
;
539 vt
->g1enc
= vt
->g1enc_saved
;
540 vt
->cur_enc
= vt
->cur_enc_saved
;
544 spiceterm_set_alternate_buffer(spiceTerm
*vt
, int on_off
)
548 vt
->y_displ
= vt
->y_base
;
552 if (vt
->altbuf
) return;
556 /* alternate buffer & cursor */
558 spiceterm_save_cursor(vt
);
559 /* save screen to altcels */
560 for (y
= 0; y
< vt
->height
; y
++) {
561 int y1
= (vt
->y_base
+ y
) % vt
->total_height
;
562 for (x
= 0; x
< vt
->width
; x
++) {
563 vt
->altcells
[y
*vt
->width
+ x
] = vt
->cells
[y1
*vt
->width
+ x
];
568 for (y
= 0; y
<= vt
->height
; y
++) {
569 for (x
= 0; x
< vt
->width
; x
++) {
570 // spiceterm_clear_xy(vt, x, y);
576 if (vt
->altbuf
== 0) return;
580 /* restore saved data */
581 for (y
= 0; y
< vt
->height
; y
++) {
582 int y1
= (vt
->y_base
+ y
) % vt
->total_height
;
583 for (x
= 0; x
< vt
->width
; x
++) {
584 vt
->cells
[y1
*vt
->width
+ x
] = vt
->altcells
[y
*vt
->width
+ x
];
588 spiceterm_restore_cursor(vt
);
591 spiceterm_refresh(vt
);
595 spiceterm_set_mode(spiceTerm
*vt
, int on_off
)
599 for (i
= 0; i
<= vt
->esc_count
; i
++) {
600 if (vt
->esc_ques
) { /* DEC private modes set/reset */
601 switch(vt
->esc_buf
[i
]) {
602 case 10: /* X11 mouse reporting on/off */
603 case 1000: /* SET_VT200_MOUSE */
604 case 1002: /* xterm SET_BTN_EVENT_MOUSE */
605 vt
->report_mouse
= on_off
;
607 case 1049: /* start/end special app mode (smcup/rmcup) */
608 spiceterm_set_alternate_buffer (vt
, on_off
);
610 case 25: /* Cursor on/off */
611 case 9: /* X10 mouse reporting on/off */
612 case 6: /* Origin relative/absolute */
613 case 1: /* Cursor keys in appl mode*/
614 case 5: /* Inverted screen on/off */
615 case 7: /* Autowrap on/off */
616 case 8: /* Autorepeat on/off */
619 } else { /* ANSI modes set/reset */
620 //g_assert_not_reached();
622 /* fixme: implement me */
628 spiceterm_gotoxy(spiceTerm
*vt
, int x
, int y
)
630 /* verify all boundaries */
636 if (x
>= vt
->width
) {
646 if (y
>= vt
->height
) {
654 debug_print_escape_buffer(spiceTerm
*vt
, const char *func
, const char *prefix
,
655 const char *qes
, gunichar2 ch
)
658 if (vt
->esc_count
== 0) {
659 printf("%s:%s ESC[%s%c\n", func
, prefix
, qes
, ch
);
660 } else if (vt
->esc_count
== 1) {
661 printf("%s:%s ESC[%s%d%c\n", func
, prefix
, qes
, vt
->esc_buf
[0], ch
);
664 printf("%s:%s ESC[%s%d", func
, prefix
, qes
, vt
->esc_buf
[0]);
665 for (i
= 1; i
< vt
->esc_count
; i
++) {
666 printf(";%d", vt
->esc_buf
[i
]);
673 enum { ESnormal
, ESesc
, ESsquare
, ESgetpars
, ESgotpars
, ESfunckey
,
674 EShash
, ESsetG0
, ESsetG1
, ESpercent
, ESignore
, ESnonstd
,
675 ESpalette
, ESidquery
, ESosc1
, ESosc2
};
678 spiceterm_putchar(spiceTerm
*vt
, gunichar2 ch
)
682 if (debug
&& !vt
->tty_state
) {
683 DPRINTF(1, "CHAR:%2d: %4x '%c' (cur_enc %d) %d %d",
684 vt
->tty_state
, ch
, ch
, vt
->cur_enc
, vt
->cx
, vt
->cy
);
687 switch(vt
->tty_state
) {
689 vt
->tty_state
= ESnormal
;
692 vt
->tty_state
= ESsquare
;
695 vt
->tty_state
= ESnonstd
;
698 vt
->tty_state
= ESpercent
;
701 spiceterm_save_cursor(vt
);
704 spiceterm_restore_cursor(vt
);
707 vt
->tty_state
= ESsetG0
; // SET G0
710 vt
->tty_state
= ESsetG1
; // SET G1
714 if (vt
->cy
== vt
->region_top
)
715 spiceterm_scroll_down(vt
, vt
->region_top
, vt
->region_bottom
, 1);
716 else if (vt
->cy
> 0) {
721 /* numeric keypad - ignored */
724 /* appl. keypad - ignored */
727 DPRINTF(1, "got unhandled ESC%c %d", ch
, ch
);
731 case ESnonstd
: /* Operating System Controls */
732 vt
->tty_state
= ESnormal
;
735 case 'P': /* palette escape sequence */
736 for(i
= 0; i
< MAX_ESC_PARAMS
; i
++) {
741 vt
->tty_state
= ESpalette
;
743 case 'R': /* reset palette */
744 // fixme: reset_palette(vc);
751 vt
->osc_textbuf
[0] = 0;
752 vt
->tty_state
= ESosc1
;
755 DPRINTF(1, "got unhandled OSC %c", ch
);
756 vt
->tty_state
= ESnormal
;
761 vt
->tty_state
= ESnormal
;
763 vt
->tty_state
= ESosc2
;
765 DPRINTF(1, "got illegal OSC sequence");
769 if (ch
!= 0x9c && ch
!= 7) {
771 while (vt
->osc_textbuf
[i
]) i
++;
772 vt
->osc_textbuf
[i
++] = ch
;
773 vt
->osc_textbuf
[i
] = 0;
775 DPRINTF(1, "OSC:%c:%s", vt
->osc_cmd
, vt
->osc_textbuf
);
776 vt
->tty_state
= ESnormal
;
780 if ((ch
>= '0' && ch
<= '9') || (ch
>= 'A' && ch
<= 'F')
781 || (ch
>= 'a' && ch
<= 'f')) {
782 vt
->esc_buf
[vt
->esc_count
++] = (ch
> '9' ? (ch
& 0xDF) - 'A' + 10 : ch
- '0');
783 if (vt
->esc_count
== 7) {
784 // fixme: this does not work - please test
786 rfbColourMap *cmap =&vt->screen->colourMap;
788 int i = color_table[vt->esc_buf[0]] * 3, j = 1;
789 cmap->data.bytes[i] = 16 * vt->esc_buf[j++];
790 cmap->data.bytes[i++] += vt->esc_buf[j++];
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];
798 vt
->tty_state
= ESnormal
;
801 vt
->tty_state
= ESnormal
;
804 for(i
= 0; i
< MAX_ESC_PARAMS
; i
++) {
810 vt
->tty_state
= ESgetpars
;
813 vt
->tty_state
= ESidquery
;
817 if ((vt
->esc_ques
= (ch
== '?'))) {
821 if (ch
>= '0' && ch
<= '9') {
823 if (vt
->esc_count
< MAX_ESC_PARAMS
) {
824 vt
->esc_buf
[vt
->esc_count
] = vt
->esc_buf
[vt
->esc_count
] * 10 + ch
- '0';
827 } else if (ch
== ';') {
831 if (vt
->esc_has_par
) {
834 vt
->tty_state
= ESgotpars
;
838 vt
->tty_state
= ESnormal
;
840 char *qes
= vt
->esc_ques
? "?" : "";
843 debug_print_escape_buffer(vt
, __func__
, "", qes
, ch
);
848 spiceterm_set_mode(vt
, 1);
851 spiceterm_set_mode(vt
, 0);
854 if (!vt
->esc_count
) {
855 vt
->esc_count
++; // default parameter 0
860 /* report cursor position */
861 /* TODO: send ESC[row;colR */
865 if (vt
->esc_buf
[0] == 0) {
868 spiceterm_gotoxy(vt
, vt
->cx
, vt
->cy
- vt
->esc_buf
[0]);
872 /* move cursor down */
873 if (vt
->esc_buf
[0] == 0) {
876 spiceterm_gotoxy(vt
, vt
->cx
, vt
->cy
+ vt
->esc_buf
[0]);
880 /* move cursor right */
881 if (vt
->esc_buf
[0] == 0) {
884 spiceterm_gotoxy(vt
, vt
->cx
+ vt
->esc_buf
[0], vt
->cy
);
887 /* move cursor left */
888 if (vt
->esc_buf
[0] == 0) {
891 spiceterm_gotoxy(vt
, vt
->cx
- vt
->esc_buf
[0], vt
->cy
);
895 /* move cursor to column */
896 spiceterm_gotoxy(vt
, vt
->esc_buf
[0] - 1, vt
->cy
);
899 /* move cursor to row */
900 spiceterm_gotoxy(vt
, vt
->cx
, vt
->esc_buf
[0] - 1);
904 /* move cursor to row, column */
905 spiceterm_gotoxy(vt
, vt
->esc_buf
[1] - 1, vt
->esc_buf
[0] - 1);
908 switch (vt
->esc_buf
[0]) {
910 /* clear to end of screen */
911 for (y
= vt
->cy
; y
< vt
->height
; y
++) {
912 for (x
= 0; x
< vt
->width
; x
++) {
913 if (y
== vt
->cy
&& x
< vt
->cx
) {
916 spiceterm_clear_xy (vt
, x
, y
);
921 /* clear from beginning of screen */
922 for (y
= 0; y
<= vt
->cy
; y
++) {
923 for (x
= 0; x
< vt
->width
; x
++) {
924 if (y
== vt
->cy
&& x
> vt
->cx
) {
927 spiceterm_clear_xy(vt
, x
, y
);
932 /* clear entire screen */
933 spiceterm_clear_screen(vt
);
938 switch (vt
->esc_buf
[0]) {
941 for(x
= vt
->cx
; x
< vt
->width
; x
++) {
942 spiceterm_clear_xy(vt
, x
, vt
->cy
);
946 /* clear from beginning of line */
947 for (x
= 0; x
<= vt
->cx
; x
++) {
948 spiceterm_clear_xy(vt
, x
, vt
->cy
);
952 /* clear entire line */
953 for(x
= 0; x
< vt
->width
; x
++) {
954 spiceterm_clear_xy(vt
, x
, vt
->cy
);
963 if (c
> vt
->height
- vt
->cy
)
964 c
= vt
->height
- vt
->cy
;
968 spiceterm_scroll_down(vt
, vt
->cy
, vt
->region_bottom
, c
);
974 if (c
> vt
->height
- vt
->cy
)
975 c
= vt
->height
- vt
->cy
;
979 spiceterm_scroll_up(vt
, vt
->cy
, vt
->region_bottom
, c
, 1);
985 spiceterm_scroll_down(vt
, vt
->region_top
, vt
->region_bottom
, c
);
991 spiceterm_scroll_up(vt
, vt
->region_top
, vt
->region_bottom
, c
, 1);
994 /* delete c character */
997 if (c
> vt
->width
- vt
->cx
)
998 c
= vt
->width
- vt
->cx
;
1002 for (x
= vt
->cx
; x
< vt
->width
- c
; x
++) {
1003 int y1
= (vt
->y_base
+ vt
->cy
) % vt
->total_height
;
1004 TextCell
*dst
= &vt
->cells
[y1
* vt
->width
+ x
];
1005 TextCell
*src
= dst
+ c
;
1007 spiceterm_update_xy(vt
, x
+ c
, vt
->cy
);
1009 src
->attrib
= vt
->default_attrib
;
1010 spiceterm_update_xy(vt
, x
, vt
->cy
);
1014 /* save cursor position */
1015 spiceterm_save_cursor(vt
);
1018 /* restore cursor position */
1019 spiceterm_restore_cursor(vt
);
1022 /* erase c characters */
1026 if (c
> (vt
->width
- vt
->cx
)) c
= vt
->width
- vt
->cx
;
1028 for(i
= 0; i
< c
; i
++) {
1029 spiceterm_clear_xy(vt
, vt
->cx
+ i
, vt
->cy
);
1033 /* insert c character */
1035 if (c
> (vt
->width
- vt
->cx
)) {
1036 c
= vt
->width
- vt
->cx
;
1040 for (x
= vt
->width
- c
; x
>= vt
->cx
; x
--) {
1041 int y1
= (vt
->y_base
+ vt
->cy
) % vt
->total_height
;
1042 TextCell
*src
= &vt
->cells
[y1
* vt
->width
+ x
];
1043 TextCell
*dst
= src
+ c
;
1045 spiceterm_update_xy (vt
, x
+ c
, vt
->cy
);
1047 src
->attrib
= vt
->cur_attrib
;
1048 spiceterm_update_xy(vt
, x
, vt
->cy
);
1054 if (!vt
->esc_buf
[0])
1056 if (!vt
->esc_buf
[1])
1057 vt
->esc_buf
[1] = vt
->height
;
1058 /* Minimum allowed region is 2 lines */
1059 if (vt
->esc_buf
[0] < vt
->esc_buf
[1] &&
1060 vt
->esc_buf
[1] <= vt
->height
) {
1061 vt
->region_top
= vt
->esc_buf
[0] - 1;
1062 vt
->region_bottom
= vt
->esc_buf
[1];
1064 vt
->cy
= vt
->region_top
;
1065 DPRINTF(1, "set region %d %d", vt
->region_top
, vt
->region_bottom
);
1071 debug_print_escape_buffer(vt
, __func__
, " unhandled escape", qes
, ch
);
1077 case ESsetG0
: // Set G0
1078 vt
->tty_state
= ESnormal
;
1081 vt
->g0enc
= GRAF_MAP
;
1083 vt
->g0enc
= LAT1_MAP
;
1085 vt
->g0enc
= IBMPC_MAP
;
1087 vt
->g0enc
= USER_MAP
;
1089 if (vt
->charset
== 0)
1090 vt
->cur_enc
= vt
->g0enc
;
1093 case ESsetG1
: // Set G1
1094 vt
->tty_state
= ESnormal
;
1097 vt
->g1enc
= GRAF_MAP
;
1099 vt
->g1enc
= LAT1_MAP
;
1101 vt
->g1enc
= IBMPC_MAP
;
1103 vt
->g1enc
= USER_MAP
;
1105 if (vt
->charset
== 1)
1106 vt
->cur_enc
= vt
->g1enc
;
1109 case ESidquery
: // vt100 query id
1110 vt
->tty_state
= ESnormal
;
1113 DPRINTF(1, "ESC[>c Query term ID");
1114 spiceterm_respond_esc(vt
, TERMIDCODE
);
1118 vt
->tty_state
= ESnormal
;
1120 case '@': /* defined in ISO 2022 */
1123 case 'G': /* prelim official escape code */
1124 case '8': /* retained for compatibility */
1129 default: // ESnormal
1130 vt
->tty_state
= ESnormal
;
1135 case 7: /* alert aka. bell */
1137 //rfbSendBell(vt->screen);
1139 case 8: /* backspace */
1143 case 9: /* tabspace */
1144 if (vt
->cx
+ (8 - (vt
->cx
% 8)) > vt
->width
) {
1146 spiceterm_put_lf(vt
);
1148 vt
->cx
= vt
->cx
+ (8 - (vt
->cx
% 8));
1154 spiceterm_put_lf(vt
);
1156 case 13: /* carriage return */
1160 /* SI (shift in), select character set 1 */
1162 vt
->cur_enc
= vt
->g1enc
;
1163 /* fixme: display controls = 1 */
1166 /* SO (shift out), select character set 0 */
1168 vt
->cur_enc
= vt
->g0enc
;
1169 /* fixme: display controls = 0 */
1172 vt
->tty_state
= ESesc
;
1174 case 127: /* delete */
1177 case 128+27: /* csi */
1178 vt
->tty_state
= ESsquare
;
1181 if (vt
->cx
>= vt
->width
) {
1184 spiceterm_put_lf(vt
);
1187 int y1
= (vt
->y_base
+ vt
->cy
) % vt
->total_height
;
1188 TextCell
*c
= &vt
->cells
[y1
*vt
->width
+ vt
->cx
];
1189 c
->attrib
= vt
->cur_attrib
;
1191 spiceterm_update_xy(vt
, vt
->cx
, vt
->cy
);
1200 spiceterm_puts(spiceTerm
*vt
, const char *buf
, int len
)
1204 spiceterm_show_cursor(vt
, 0);
1207 unsigned char c
= *buf
;
1211 if (vt
->tty_state
!= ESnormal
) {
1212 // never translate escape sequence
1214 } else if (vt
->utf8
&& !vt
->cur_enc
) {
1216 if(c
& 0x80) { // utf8 multi-byte sequence
1218 if (vt
->utf_count
> 0 && (c
& 0xc0) == 0x80) {
1219 // inside UTF8 sequence
1220 vt
->utf_char
= (vt
->utf_char
<< 6) | (c
& 0x3f);
1222 if (vt
->utf_count
== 0) {
1223 if (vt
->utf_char
<= G_MAXUINT16
) {
1232 // first char of a UTF8 sequence
1233 if ((c
& 0xe0) == 0xc0) {
1235 vt
->utf_char
= (c
& 0x1f);
1236 } else if ((c
& 0xf0) == 0xe0) {
1238 vt
->utf_char
= (c
& 0x0f);
1239 } else if ((c
& 0xf8) == 0xf0) {
1241 vt
->utf_char
= (c
& 0x07);
1242 } else if ((c
& 0xfc) == 0xf8) {
1244 vt
->utf_char
= (c
& 0x03);
1245 } else if ((c
& 0xfe) == 0xfc) {
1247 vt
->utf_char
= (c
& 0x01);
1260 // never translate controls
1261 if (c
>= 32 && c
!= 127 && c
!= (128+27)) {
1262 tc
= translations
[vt
->cur_enc
][c
& 0x0ff];
1268 spiceterm_putchar(vt
, tc
);
1271 spiceterm_show_cursor(vt
, 1);
1277 spiceterm_update_watch_mask(spiceTerm
*vt
, gboolean writable
)
1279 g_assert(vt
!= NULL
);
1281 int mask
= SPICE_WATCH_EVENT_READ
;
1284 mask
|= SPICE_WATCH_EVENT_WRITE
;
1287 vt
->screen
->core
->watch_update_mask(vt
->screen
->mwatch
, mask
);
1291 mouse_report(spiceTerm
*vt
, int butt
, int mrx
, int mry
)
1295 sprintf(buf
, "[M%c%c%c", (char)(' ' + butt
), (char)('!' + mrx
),
1298 spiceterm_respond_esc(vt
, buf
);
1300 spiceterm_update_watch_mask(vt
, TRUE
);
1304 spiceterm_respond_unichar2(spiceTerm
*vt
, gunichar2 uc
)
1308 gint len
= g_unichar_to_utf8(uc
, buf
);
1311 spiceterm_respond_data(vt
, len
, (uint8_t *)buf
);
1314 uint8_t buf
[1] = { (uint8_t)uc
};
1315 spiceterm_respond_data(vt
, 1, buf
);
1320 spiceterm_clear_selection(spiceTerm
*vt
)
1322 DPRINTF(1, "mark_active = %d", vt
->mark_active
);
1324 vt
->mark_active
= 0;
1325 if (vt
->selection
) free (vt
->selection
);
1326 vt
->selection
= NULL
;
1328 spiceterm_unselect_all(vt
);
1332 spiceterm_motion_event(spiceTerm
*vt
, uint32_t x
, uint32_t y
, uint32_t buttons
)
1334 DPRINTF(1, "mask=%08x x=%d y=%d", buttons
, x
,y
);
1336 static int last_mask
= 0;
1337 static int sel_start_pos
= 0;
1338 static int sel_end_pos
= 0;
1339 static int button2_released
= 1;
1346 if (cx
>= vt
->width
) cx
= vt
->width
- 1;
1348 if (cy
>= vt
->height
) cy
= vt
->height
- 1;
1350 if (vt
->report_mouse
&& buttons
!= last_mask
) {
1351 last_mask
= buttons
;
1353 mouse_report(vt
, 0, cx
, cy
);
1356 mouse_report (vt
, 1, cx
, cy
);
1359 mouse_report(vt
, 2, cx
, cy
);
1362 mouse_report(vt
, 3, cx
, cy
);
1368 if(button2_released
) {
1370 if (vdagent_owns_clipboard(vt
)) {
1371 if (vt
->selection
) {
1373 for(i
= 0; i
< vt
->selection_len
; i
++) {
1374 spiceterm_respond_unichar2(vt
, vt
->selection
[i
]);
1376 spiceterm_update_watch_mask(vt
, TRUE
);
1377 if (vt
->y_displ
!= vt
->y_base
) {
1378 vt
->y_displ
= vt
->y_base
;
1379 spiceterm_refresh(vt
);
1383 vdagent_request_clipboard(vt
);
1387 button2_released
= 0;
1389 button2_released
= 1;
1393 int pos
= cy
*vt
->width
+ cx
;
1395 // code borrowed from libvncserver (VNCconsole.c)
1397 if (!vt
->mark_active
) {
1399 spiceterm_unselect_all(vt
);
1401 vt
->mark_active
= 1;
1402 sel_start_pos
= sel_end_pos
= pos
;
1403 spiceterm_toggle_marked_cell(vt
, pos
);
1407 if (pos
!= sel_end_pos
) {
1408 if (pos
> sel_end_pos
) {
1409 cx
= sel_end_pos
; cy
=pos
;
1411 cx
=pos
; cy
=sel_end_pos
;
1414 if (cx
< sel_start_pos
) {
1415 if (cy
< sel_start_pos
) cy
--;
1421 spiceterm_toggle_marked_cell(vt
, cx
);
1429 } else if (vt
->mark_active
) {
1430 vt
->mark_active
= 0;
1432 if (sel_start_pos
> sel_end_pos
) {
1433 int tmp
= sel_start_pos
- 1;
1434 sel_start_pos
= sel_end_pos
;
1438 int len
= sel_end_pos
- sel_start_pos
+ 1;
1440 if (vt
->selection
) free (vt
->selection
);
1441 vt
->selection
= (gunichar2
*)malloc (len
*sizeof(gunichar2
));
1442 vt
->selection_len
= len
;
1444 for (i
= 0; i
< len
; i
++) {
1445 int pos
= sel_start_pos
+ i
;
1446 int x
= pos
% vt
->width
;
1447 int y1
= ((pos
/ vt
->width
) + vt
->y_displ
) % vt
->total_height
;
1448 TextCell
*c
= &vt
->cells
[y1
*vt
->width
+ x
];
1449 vt
->selection
[i
] = c
->ch
;
1453 DPRINTF(1, "selection length = %d", vt
->selection_len
);
1455 vdagent_grab_clipboard(vt
);
1460 init_spiceterm(spiceTerm
*vt
, uint32_t width
, uint32_t height
)
1464 g_assert(vt
!= NULL
);
1465 g_assert(vt
->screen
!= NULL
);
1467 vt
->width
= width
/ 8;
1468 vt
->height
= height
/ 16;
1470 vt
->total_height
= vt
->height
* 20;
1471 vt
->scroll_height
= 0;
1476 vt
->region_bottom
= vt
->height
;
1478 vt
->g0enc
= LAT1_MAP
;
1479 vt
->g1enc
= GRAF_MAP
;
1480 vt
->cur_enc
= vt
->g0enc
;
1483 /* default text attributes */
1484 vt
->default_attrib
.bold
= 0;
1485 vt
->default_attrib
.uline
= 0;
1486 vt
->default_attrib
.blink
= 0;
1487 vt
->default_attrib
.invers
= 0;
1488 vt
->default_attrib
.unvisible
= 0;
1489 vt
->default_attrib
.fgcol
= 7;
1490 vt
->default_attrib
.bgcol
= 0;
1492 vt
->cur_attrib
= vt
->default_attrib
;
1502 vt
->cells
= (TextCell
*)calloc (sizeof (TextCell
), vt
->width
*vt
->total_height
);
1504 for (i
= 0; i
< vt
->width
*vt
->total_height
; i
++) {
1505 vt
->cells
[i
].ch
= ' ';
1506 vt
->cells
[i
].attrib
= vt
->default_attrib
;
1510 g_free(vt
->altcells
);
1513 vt
->altcells
= (TextCell
*)calloc (sizeof (TextCell
), vt
->width
*vt
->height
);
1517 spiceterm_resize(spiceTerm
*vt
, uint32_t width
, uint32_t height
)
1519 width
= (width
/8)*8;
1520 height
= (height
/16)*16;
1522 if (vt
->screen
->width
== width
&& vt
->screen
->height
== height
) {
1526 DPRINTF(0, "width=%u height=%u", width
, height
);
1528 spice_screen_resize(vt
->screen
, width
, height
);
1530 init_spiceterm(vt
, width
, height
);
1532 struct winsize dimensions
;
1533 dimensions
.ws_col
= vt
->width
;
1534 dimensions
.ws_row
= vt
->height
;
1536 ioctl(vt
->pty
, TIOCSWINSZ
, &dimensions
);
1540 master_error_callback(GIOChannel
*channel
, GIOCondition condition
,
1543 //spiceTerm *vt = (spiceTerm *)data;
1545 DPRINTF(1, "condition %d", condition
);
1553 master_watch(int master
, int event
, void *opaque
)
1555 spiceTerm
*vt
= (spiceTerm
*)opaque
;
1558 // fixme: if (!vt->mark_active) {
1560 if (event
== SPICE_WATCH_EVENT_READ
) {
1562 while ((c
= read(master
, buffer
, 1024)) == -1) {
1563 if (errno
!= EAGAIN
) break;
1566 perror("master pipe read error"); // fixme
1568 spiceterm_puts (vt
, buffer
, c
);
1570 if (vt
->ibuf_count
> 0) {
1571 DPRINTF(1, "write input %x %d", vt
->ibuf
[0], vt
->ibuf_count
);
1572 if ((c
= write (master
, vt
->ibuf
, vt
->ibuf_count
)) >= 0) {
1573 if (c
== vt
->ibuf_count
) {
1576 // not all data written
1577 memmove(vt
->ibuf
, vt
->ibuf
+ c
, vt
->ibuf_count
- c
);
1578 vt
->ibuf_count
-= c
;
1580 // nothing written -ignore and try later
1583 perror("master pipe write error");
1586 if (vt
->ibuf_count
== 0) {
1587 spiceterm_update_watch_mask(vt
, FALSE
);
1593 spiceterm_print_usage(const char *msg
)
1596 fprintf(stderr
, "ERROR: %s\n", msg
);
1598 fprintf(stderr
, "USAGE: spiceterm [OPTIONS] [-- command [args]]\n");
1599 fprintf(stderr
, " --timeout <seconds> Wait this time before aborting (default is 10 seconds)\n");
1600 fprintf(stderr
, " --authpath <path> Authentication path (PVE AUTH)\n");
1601 fprintf(stderr
, " --permission <perm> Required permissions (PVE AUTH)\n");
1602 fprintf(stderr
, " --port <port> Bind to port <port>\n");
1603 fprintf(stderr
, " --addr <addr> Bind to address <addr>\n");
1604 fprintf(stderr
, " --sasl Enable SASL based authentication\n");
1605 fprintf(stderr
, " --noauth Disable authentication\n");
1606 fprintf(stderr
, " --keymap Spefify keymap (uses kvm keymap files)\n");
1610 main (int argc
, char** argv
)
1613 char **cmdargv
= NULL
;
1614 char *command
= "/bin/bash"; // execute normal shell as default
1618 struct winsize dimensions
;
1619 SpiceTermOptions opts
= {
1627 static struct option long_options
[] = {
1628 { "timeout", required_argument
, 0, 't' },
1629 { "authpath", required_argument
, 0, 'A' },
1630 { "permissions", required_argument
, 0, 'P' },
1631 { "port", required_argument
, 0, 'p' },
1632 { "addr", required_argument
, 0, 'a' },
1633 { "keymap", required_argument
, 0, 'k' },
1634 { "noauth", no_argument
, 0, 'n' },
1635 { "sasl", no_argument
, 0, 's' },
1639 while ((c
= getopt_long(argc
, argv
, "nkst:a:p:P:", long_options
, NULL
)) != -1) {
1649 opts
.keymap
= optarg
;
1652 pve_auth_set_path(optarg
);
1655 pve_auth_set_permissions(optarg
);
1658 opts
.port
= atoi(optarg
);
1664 opts
.timeout
= atoi(optarg
);
1667 spiceterm_print_usage(NULL
);
1671 spiceterm_print_usage("getopt returned unknown character code");
1676 if (optind
< argc
) {
1677 command
= argv
[optind
];
1678 cmdargv
= &argv
[optind
];
1681 spiceTerm
*vt
= spiceterm_create(744, 400, &opts
);
1685 setlocale(LC_ALL
, ""); // set from environment
1687 char *ctype
= setlocale (LC_CTYPE
, NULL
); // query LC_CTYPE
1689 // fixme: ist there a standard way to detect utf8 mode ?
1690 if (strcasestr (ctype
, ".utf-8")||strcasestr (ctype
, ".utf8")) {
1694 dimensions
.ws_col
= vt
->width
;
1695 dimensions
.ws_row
= vt
->height
;
1697 setenv("TERM", TERM
, 1);
1699 DPRINTF(1, "execute %s", command
);
1701 pid
= forkpty (&master
, ptyname
, NULL
, &dimensions
);
1704 // install default signal handlers
1705 signal (SIGQUIT
, SIG_DFL
);
1706 signal (SIGTERM
, SIG_DFL
);
1707 signal (SIGINT
, SIG_DFL
);
1710 execvp (command
, cmdargv
);
1712 execlp (command
, command
, NULL
);
1714 perror ("Error: exec failed\n");
1715 exit (-1); // should not be reached
1716 } else if (pid
== -1) {
1717 perror ("Error: fork failed\n");
1723 /* watch for errors - we need to use glib directly because spice
1724 * does not have SPICE_WATCH_EVENT for this */
1725 GIOChannel
*channel
= g_io_channel_unix_new(master
);
1726 g_io_channel_set_flags(channel
, G_IO_FLAG_NONBLOCK
, NULL
);
1727 g_io_channel_set_encoding(channel
, NULL
, NULL
);
1728 g_io_add_watch(channel
, G_IO_ERR
|G_IO_HUP
, master_error_callback
, vt
);
1730 vt
->screen
->mwatch
= vt
->screen
->core
->watch_add(
1731 master
, SPICE_WATCH_EVENT_READ
/* |SPICE_WATCH_EVENT_WRITE */,
1734 basic_event_loop_mainloop();
1738 waitpid(pid
, &status
, 0);