void restore_state_from(char *data)
{
struct LRMI_regs r;
/* VGA BIOS mode 3 is text mode */
do_set_mode(3,1);
memset(&r, 0, sizeof(r));
r.eax = 0x4f04;
r.ecx = 0xf; /* all states */
r.edx = 2; /* restore state */
r.es = (unsigned int) (data - LRMI_base_addr()) >> 4;
r.ebx = (unsigned int) (data - LRMI_base_addr()) & 0xf;
r.ds = 0x0040;
if (!LRMI_int(0x10, &r)) {
fprintf(stderr,
"Can't restore video state (vm86 failure)\n");
} else if ((r.eax & 0xffff) != 0x4f) {
fprintf(stderr, "Restore video state failed\n");
}
LRMI_free_real(data);
ioctl(0, KDSETMODE, KD_TEXT);
}
/* show a list of buffers */
static void do_list_buffers(EditState *s)
{
QEmacsState *qs = s->qe_state;
BufedState *bs;
EditBuffer *b;
EditState *e;
int width, i;
/* XXX: must close this buffer when destroying window: add a
special buffer flag to tell this */
b = eb_new("*bufed*", BF_READONLY | BF_SYSTEM);
width = qs->width / 4;
e = insert_window_left(b, width, WF_MODELINE);
do_set_mode(e, &bufed_mode, NULL);
bs = e->mode_data;
/* if active buffer is found, go directly on it */
for(i=0;i<bs->items.nb_items;i++) {
if (!strcmp(bs->items.items[i]->str, s->b->name)) {
e->offset = eb_goto_pos(e->b, i, 0);
break;
}
}
/* modify active window */
qs->active_window = e;
}
static int handle_netdev_set_mode(
int argc, char *argv[], int optind,
const char *devname)
{
if (argc <= optind + 3) {
print_usage("Missing netdev's parameter value\n");
return 1;
}
const char *value = argv[optind + 3];
if (!strcasecmp(value, "p2p"))
return do_set_mode(devname, 1);
else if (!strcasecmp(value, "p2mp"))
return do_set_mode(devname, 0);
else {
print_usage("Unknown mode '%s'\n",
value);
return 1;
}
}
static void do_shell(EditState *s, int force)
{
QEmacsState *qs = s->qe_state;
EditState *e;
EditBuffer *b;
const char *argv[3];
const char *shell_path;
/* CG: Should prompt for buffer name if arg:
* find a syntax for optional string argument w/ prompt
*/
/* find shell buffer if any */
if (!force || force == NO_ARG) {
b = eb_find("*shell*");
if (b) {
e = edit_find(b);
if (e)
qs->active_window = e;
else
switch_to_buffer(s, b);
return;
}
}
/* find shell name */
shell_path = getenv("SHELL");
if (!shell_path)
shell_path = "/bin/sh";
/* create new buffer */
argv[0] = shell_path;
argv[1] = NULL;
b = new_shell_buffer("*shell*", shell_path, argv, 1);
if (!b)
return;
switch_to_buffer(s, b);
do_set_mode(s, &shell_mode, NULL);
put_status(s, "Press C-o to toggle between shell/edit mode");
shell_launched = 1;
}
/* show a list of buffers */
static void do_list_buffers(EditState *s)
{
QEmacsState *qs = s->qe_state;
BufedState *bs;
EditBuffer *b, *b0;
EditState *e, *e1;
int width, i;
/* remember current buffer for target positioning, because
* s may be destroyed by insert_window_left
* CG: remove this kludge once we have delayed EditState free
*/
b0 = s->b;
/* XXX: must close this buffer when destroying window: add a
special buffer flag to tell this */
b = eb_new("*bufed*", BF_READONLY | BF_SYSTEM);
width = qs->width / 4;
e = insert_window_left(b, width, WF_MODELINE);
do_set_mode(e, &bufed_mode, NULL);
e1 = find_window(e, KEY_RIGHT);
if (e1)
b0 = e1->b;
bs = e->mode_data;
/* if active buffer is found, go directly on it */
for (i = 0; i < bs->items.nb_items; i++) {
if (!strcmp(bs->items.items[i]->str, b0->name)) {
e->offset = eb_goto_pos(e->b, i, 0);
break;
}
}
/* modify active window */
qs->active_window = e;
}
static void do_shell(EditState *e)
{
EditBuffer *b;
char *argv[3];
char *shell_path;
/* find shell name */
shell_path = getenv("SHELL");
if (!shell_path)
shell_path = "/bin/sh";
/* create new buffer */
argv[0] = shell_path;
argv[1] = NULL;
b = new_shell_buffer("*shell*", shell_path, argv, 1);
if (!b)
return;
switch_to_buffer(e, b);
do_set_mode(e, &shell_mode, NULL);
put_status(e, "Press C-o to toggle between shell/edit mode");
shell_launched = 1;
}
void Monitor::set_mode(int width, int height)
{
do_set_mode(width, height);
Platform::reset_cursor_pos();
}
int main(int argc, char *argv[])
{
/* Don't bother checking for privilege if they only want usage() */
if (argc < 2)
goto usage;
vbetool_init();
if (!strcmp(argv[1], "vbestate")) {
/* VBE save/restore tends to break when done underneath X */
int err = check_console();
if (err) {
return err;
}
if (!strcmp(argv[2], "save")) {
save_state();
} else if (!strcmp(argv[2], "restore")) {
restore_state();
} else {
goto usage;
}
} else if (!strcmp(argv[1], "dpms")) {
if (!strcmp(argv[2], "on")) {
return do_blank(DPMS_STATE_ON);
} else if (!strcmp(argv[2], "suspend")) {
return do_blank(DPMS_STATE_SUSPEND);
} else if (!strcmp(argv[2], "standby")) {
return do_blank(DPMS_STATE_STANDBY);
} else if (!strcmp(argv[2], "off")) {
return do_blank(DPMS_STATE_OFF);
} else if (!strcmp(argv[2], "reduced")) {
return do_blank(DPMS_STATE_LOW);
} else {
goto usage;
}
} else if (!strcmp(argv[1], "vbemode")) {
if (!strcmp(argv[2], "set")) {
return do_set_mode(atoi(argv[3]),0);
} else if (!strcmp(argv[2], "get")) {
return do_get_mode();
} else {
goto usage;
}
} else if (!strcmp(argv[1], "vgamode")) {
if (!strcmp(argv[2], "set")) {
return do_set_mode(atoi(argv[3]),1);
} else {
return do_set_mode(atoi(argv[2]),1);
}
} else if (!strcmp(argv[1], "post")) {
/* Again, we don't really want to do this while X is in
control */
int err = check_console();
if (err) {
return err;
}
return do_post();
} else if (!strcmp(argv[1], "vgastate")) {
if (!strcmp(argv[2], "on")) {
return enable_vga();
} else {
return disable_vga();
}
} else if (!strcmp(argv[1], "vbefp")) {
if (!strcmp(argv[2], "id") || !strcmp(argv[2], "panelid")) {
return do_get_panel_id(0);
} else if (!strcmp(argv[2], "panelsize")) {
return do_get_panel_id(1);
} else if (!strcmp(argv[2], "getbrightness")) {
return do_get_panel_brightness();
} else if (!strcmp(argv[2], "setbrightness")) {
return do_set_panel_brightness(atoi(argv[3]));
} else if (!strcmp(argv[2], "invert")) {
return do_invert_panel();
} else {
return 1;
}
} else {
usage:
fprintf(stderr,
"%s: Usage %s [[vbestate save|restore]|[vbemode set|get]|[vgamode]|[dpms on|off|standby|suspend|reduced]|[post]|[vgastate on|off]|[vbefp panelid|panelsize|getbrightness|setbrightness|invert]]\n",
argv[0], argv[0]);
return 1;
}
return 0;
}
