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-rw-r--r--payloads/libpayload/curses/tinycurses.c102
1 files changed, 81 insertions, 21 deletions
diff --git a/payloads/libpayload/curses/tinycurses.c b/payloads/libpayload/curses/tinycurses.c
index 0714298517..8a79ffb850 100644
--- a/payloads/libpayload/curses/tinycurses.c
+++ b/payloads/libpayload/curses/tinycurses.c
@@ -3,6 +3,7 @@
*
* Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de>
* Copyright (C) 2008 Ulf Jordan <jordan@chalmers.se>
+ * Copyright (C) 2008 coresystems GmbH
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@@ -193,7 +194,18 @@ int beep(void)
int cbreak(void) { /* TODO */ return 0; }
/* D */ int clearok(WINDOW *win, bool flag) { win->_clear = flag; return OK; }
// int color_content(short color, short *r, short *g, short *b) {}
-// int curs_set(int) {}
+int curs_set(int on)
+{
+ if (curses_flags & F_ENABLE_SERIAL) {
+ // TODO
+ }
+
+ if (curses_flags & F_ENABLE_CONSOLE) {
+ video_console_cursor_enable(on);
+ }
+
+ return OK;
+}
// int def_prog_mode(void) {}
// int def_shell_mode(void) {}
// int delay_output(int) {}
@@ -252,7 +264,7 @@ WINDOW *derwin(WINDOW *orig, int num_lines, int num_columns, int begy, int begx)
return win;
}
-int doupdate(void) { /* TODO */ return(*(int *)0); }
+int doupdate(void) { /* TODO */ return(0); }
// WINDOW * dupwin (WINDOW *) {}
/* D */ int echo(void) { SP->_echo = TRUE; return OK; }
int endwin(void)
@@ -281,7 +293,7 @@ void immedok(WINDOW *win, bool flag) { win->_immed = flag; }
/** Note: Must _not_ be called twice! */
WINDOW *initscr(void)
{
- int x, y, i;
+ int i;
// newterm(name, stdout, stdin);
// def_prog_mode();
@@ -305,12 +317,7 @@ WINDOW *initscr(void)
stdscr = newwin(SCREEN_Y, SCREEN_X + 1, 0, 0);
// TODO: curscr, newscr?
- for (y = 0; y <= stdscr->_maxy; y++) {
- for (x = 0; x <= stdscr->_maxx; x++) {
- stdscr->_line[y].text[x].chars[0] = ' ';
- stdscr->_line[y].text[x].attr = A_NORMAL;
- }
- }
+ werase(stdscr);
return stdscr;
}
@@ -473,19 +480,27 @@ int vwprintw(WINDOW *win, const char *fmt, va_list argp)
return waddstr(win, (char *)&sprintf_tmp);
}
// int vwscanw (WINDOW *, NCURSES_CONST char *,va_list) {}
-// int waddch (WINDOW *, const chtype) {}
int waddch(WINDOW *win, const chtype ch)
{
int code = ERR;
// NCURSES_CH_T wch;
// SetChar2(wch, ch);
+ if (win->_line[win->_cury].firstchar == _NOCHANGE ||
+ win->_line[win->_cury].firstchar > win->_curx)
+ win->_line[win->_cury].firstchar = win->_curx;
+
win->_line[win->_cury].text[win->_curx].chars[0] =
((ch) & (chtype)A_CHARTEXT);
win->_line[win->_cury].text[win->_curx].attr = WINDOW_ATTRS(win);
win->_line[win->_cury].text[win->_curx].attr |=
((ch) & (chtype)A_ATTRIBUTES);
+
+ if (win->_line[win->_cury].lastchar == _NOCHANGE ||
+ win->_line[win->_cury].lastchar < win->_curx)
+ win->_line[win->_cury].lastchar = win->_curx;
+
win->_curx++; // FIXME
// if (win && (waddch_nosync(win, wch) != ERR)) {
@@ -507,6 +522,10 @@ int waddnstr(WINDOW *win, const char *astr, int n)
if (n < 0)
n = strlen(astr);
+ if (win->_line[win->_cury].firstchar == _NOCHANGE ||
+ win->_line[win->_cury].firstchar > win->_curx)
+ win->_line[win->_cury].firstchar = win->_curx;
+
while ((n-- > 0) && (*str != '\0')) {
// while (*str != '\0') {
win->_line[win->_cury].text[win->_curx].chars[0] = *str++;
@@ -521,6 +540,11 @@ int waddnstr(WINDOW *win, const char *astr, int n)
// break;
// }
}
+
+ if (win->_line[win->_cury].lastchar == _NOCHANGE ||
+ win->_line[win->_cury].lastchar < win->_curx)
+ win->_line[win->_cury].lastchar = win->_curx;
+
return code;
}
int wattr_on(WINDOW *win, attr_t at, void *opts GCC_UNUSED)
@@ -603,6 +627,9 @@ int werase(WINDOW *win)
win->_line[y].text[x].chars[0] = ' ';
win->_line[y].text[x].attr = WINDOW_ATTRS(win);
}
+ // Should we check instead?
+ win->_line[y].firstchar = 0;
+ win->_line[y].lastchar = win->_maxx;
}
return OK;
}
@@ -681,12 +708,16 @@ int wnoutrefresh(WINDOW *win)
for (y = 0; y <= win->_maxy; y++) {
+ if (win->_line[y].firstchar == _NOCHANGE)
+ continue;
+
/* Position the serial cursor */
if (curses_flags & F_ENABLE_SERIAL)
- serial_set_cursor(win->_begy + y, win->_begx);
+ serial_set_cursor(win->_begy + y, win->_begx +
+ win->_line[y].firstchar);
- for (x = 0; x <= win->_maxx; x++) {
+ for (x = win->_line[y].firstchar; x <= win->_line[y].lastchar; x++) {
attr_t attr = win->_line[y].text[x].attr;
unsigned int c =
@@ -734,6 +765,7 @@ int wnoutrefresh(WINDOW *win)
}
serial_putchar(ch);
+
}
c = SWAP_RED_BLUE(c);
@@ -768,8 +800,16 @@ int wnoutrefresh(WINDOW *win)
video_console_putc(win->_begy + y, win->_begx + x, c);
}
}
+ win->_line[y].firstchar = _NOCHANGE;
+ win->_line[y].lastchar = _NOCHANGE;
}
+ if (curses_flags & F_ENABLE_SERIAL)
+ serial_set_cursor(win->_begy + win->_cury, win->_begx + win->_curx);
+
+ if (curses_flags & F_ENABLE_CONSOLE)
+ video_console_set_cursor(win->_begx + win->_curx, win->_begy + win->_cury);
+
return OK;
}
int wprintw(WINDOW *win, const char *fmt, ...)
@@ -813,29 +853,49 @@ int wrefresh(WINDOW *win)
// int wscanw (WINDOW *, NCURSES_CONST char *,...) {}
int wscrl(WINDOW *win, int n)
{
+ int x, y;
+
if (!win->_scroll)
return ERR;
- if (n != 0) {
- int x, y;
+ if (n == 0)
+ return OK;
+
+ for (y = 0; y <= (win->_maxy - n); y++) {
+ win->_line[y].firstchar = win->_line[y + n].firstchar;
+ win->_line[y].lastchar = win->_line[y + n].lastchar;
+ for (x = 0; x <= win->_maxx; x++) {
+ if ((win->_line[y].text[x].chars[0] != win->_line[y + n].text[x].chars[0]) ||
+ (win->_line[y].text[x].attr != win->_line[y + n].text[x].attr)) {
+ if (win->_line[y].firstchar == _NOCHANGE)
+ win->_line[y].firstchar = x;
+
+ win->_line[y].lastchar = x;
- for (y = 0; y <= (win->_maxy - n); y++) {
- for (x = 0; x <= win->_maxx; x++) {
win->_line[y].text[x].chars[0] = win->_line[y + n].text[x].chars[0];
win->_line[y].text[x].attr = win->_line[y + n].text[x].attr;
}
}
+ }
+
+ for (y = (win->_maxy+1 - n); y <= win->_maxy; y++) {
+ for (x = 0; x <= win->_maxx; x++) {
+ if ((win->_line[y].text[x].chars[0] != ' ') ||
+ (win->_line[y].text[x].attr != A_NORMAL)) {
+ if (win->_line[y].firstchar == _NOCHANGE)
+ win->_line[y].firstchar = x;
+
+ win->_line[y].lastchar = x;
- for (y = (win->_maxy+1 - n); y <= win->_maxy; y++) {
- for (x = 0; x <= win->_maxx; x++) {
win->_line[y].text[x].chars[0] = ' ';
win->_line[y].text[x].attr = A_NORMAL;
}
}
-
- // _nc_scroll_window(win, n, win->_regtop, win->_regbottom, win->_nc_bkgd);
- // _nc_synchook(win);
}
+
+ // _nc_scroll_window(win, n, win->_regtop, win->_regbottom, win->_nc_bkgd);
+ // _nc_synchook(win);
+
return OK;
}
int wsetscrreg(WINDOW *win, int top, int bottom)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 07:59:50 +0000