static void change_private_mode(int mode, int set)
{
switch (mode)
{
case 1: /* DECCKM */
console->cursor_key_mode = set;
break;
case 3:
if (set) /* 132 column mode */
console_set_size(132, 24);
else /* 80 column mode */
console_set_size(80, 24);
/* Clear window content and reset scrolling regions */
erase_screen(2);
set_pos(0, 0);
break;
case 6:
console->origin_mode = set;
break;
case 7:
console->wraparound_mode = set;
break;
default:
log_error("change_private_mode(): private mode %d not supported.\n", mode);
}
}
/**
* Configure console
*
* @v config Console configuration
* @ret rc Return status code
*
* The configuration is passed to all configurable consoles, including
* those which are currently disabled. Consoles may choose to enable
* or disable themselves depending upon the configuration.
*
* If configuration fails, then all consoles will be reset.
*/
int console_configure ( struct console_configuration *config ) {
struct console_driver *console;
int rc;
/* Reset console width and height */
console_set_size ( CONSOLE_DEFAULT_WIDTH, CONSOLE_DEFAULT_HEIGHT );
/* Try to configure each console */
for_each_table_entry ( console, CONSOLES ) {
if ( ( console->configure ) &&
( ( rc = console->configure ( config ) ) != 0 ) )
goto err;
}
return 0;
err:
/* Reset all consoles, avoiding a potential infinite loop */
if ( config )
console_reset();
return rc;
}
static int console_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
{
console_lock();
int r;
/* TODO: What is the different between S/SW/SF variants? */
switch (cmd)
{
case TCGETS:
{
struct termios *t = (struct termios *)arg;
memcpy(t, &console->termios, sizeof(struct termios));
r = 0;
break;
}
case TCSETS:
case TCSETSW:
case TCSETSF:
{
struct termios *t = (struct termios *)arg;
memcpy(&console->termios, t, sizeof(struct termios));
console_update_termios();
r = 0;
break;
}
case TIOCGPGRP:
{
log_warning("Unsupported TIOCGPGRP: Return fake result.\n");
*(pid_t *)arg = GetCurrentProcessId();
r = 0;
break;
}
case TIOCSPGRP:
{
log_warning("Unsupported TIOCSPGRP: Do nothing.\n");
r = 0;
break;
}
case TIOCGWINSZ:
{
struct winsize *win = (struct winsize *)arg;
CONSOLE_SCREEN_BUFFER_INFO info;
GetConsoleScreenBufferInfo(console->out, &info);
win->ws_col = info.srWindow.Right - info.srWindow.Left + 1;
win->ws_row = info.srWindow.Bottom - info.srWindow.Top + 1;
win->ws_xpixel = 0;
win->ws_ypixel = 0;
r = 0;
break;
}
case TIOCSWINSZ:
{
const struct winsize *win = (const struct winsize *)arg;
console_set_size(win->ws_col, win->ws_row);
r = 0;
break;
}
default:
log_error("console: unknown ioctl command: %x\n", cmd);
r = -EINVAL;
break;
}
console_unlock();
return r;
}
static void change_private_mode(int mode, int set)
{
switch (mode)
{
case 1: /* DECCKM */
console->cursor_key_mode = set;
break;
case 3:
if (set) /* 132 column mode */
console_set_size(132, 24);
else /* 80 column mode */
console_set_size(80, 24);
/* Clear window content and reset scrolling regions */
erase_screen(2);
set_pos(0, 0);
break;
case 6:
console->origin_mode = set;
break;
case 7:
console->wraparound_mode = set;
break;
case 47:
if (set)
switch_to_alternate_buffer();
else
switch_to_normal_buffer();
break;
case 1047:
if (set)
{
if (console->out == console->normal_buffer)
{
switch_to_alternate_buffer();
erase_screen(ERASE_SCREEN_BEGIN_TO_END);
}
}
else
{
if (console->out == console->alternate_buffer)
{
switch_to_normal_buffer();
erase_screen(ERASE_SCREEN_BEGIN_TO_END);
}
}
break;
case 1048:
if (set)
save_cursor();
else
restore_cursor();
break;
case 1049:
if (set)
{
save_cursor();
if (console->out == console->normal_buffer)
{
switch_to_alternate_buffer();
erase_screen(ERASE_SCREEN_BEGIN_TO_END);
}
}
else
{
if (console->out == console->alternate_buffer)
{
switch_to_normal_buffer();
erase_screen(ERASE_SCREEN_BEGIN_TO_END);
}
restore_cursor();
}
break;
default:
log_error("change_private_mode(): private mode %d not supported.\n", mode);
}
}
