static void
scteken_cursor(void *arg, const teken_pos_t *p)
{
scr_stat *scp = arg;
sc_move_cursor(scp, p->tp_col, p->tp_row);
}
static void
scteken_clear(scr_stat *scp)
{
sc_move_cursor(scp, 0, 0);
sc_vtb_clear(&scp->vtb, scp->sc->scr_map[0x20], SC_NORM_ATTR << 8);
mark_all(scp);
}
static void
scterm_scan_esc(scr_stat *scp, term_stat *tcp, u_char c)
{
static u_char ansi_col[16] = {
FG_BLACK, FG_RED, FG_GREEN, FG_BROWN,
FG_BLUE, FG_MAGENTA, FG_CYAN, FG_LIGHTGREY,
FG_DARKGREY, FG_LIGHTRED, FG_LIGHTGREEN, FG_YELLOW,
FG_LIGHTBLUE, FG_LIGHTMAGENTA, FG_LIGHTCYAN, FG_WHITE
};
sc_softc_t *sc;
int i, n;
i = n = 0;
sc = scp->sc;
if (tcp->esc == 1) { /* seen ESC */
switch (c) {
case '7': /* Save cursor position */
tcp->saved_xpos = scp->xpos;
tcp->saved_ypos = scp->ypos;
break;
case '8': /* Restore saved cursor position */
if (tcp->saved_xpos >= 0 && tcp->saved_ypos >= 0)
sc_move_cursor(scp, tcp->saved_xpos, tcp->saved_ypos);
break;
case '[': /* Start ESC [ sequence */
tcp->esc = 2;
tcp->last_param = -1;
for (i = tcp->num_param; i < MAX_ESC_PAR; i++)
tcp->param[i] = 1;
tcp->num_param = 0;
return;
case 'M': /* Move cursor up 1 line, scroll if at top */
sc_term_up_scroll(scp, 1, sc->scr_map[0x20], tcp->cur_attr, 0, 0);
break;
#if notyet
case 'Q':
tcp->esc = 4;
return;
#endif
case 'c': /* Clear screen & home */
sc_clear_screen(scp);
break;
case '(': /* iso-2022: designate 94 character set to G0 */
tcp->esc = 5;
return;
}
}
else if (tcp->esc == 2) { /* seen ESC [ */
if (c >= '0' && c <= '9') {
if (tcp->num_param < MAX_ESC_PAR) {
if (tcp->last_param != tcp->num_param) {
tcp->last_param = tcp->num_param;
tcp->param[tcp->num_param] = 0;
} else {
tcp->param[tcp->num_param] *= 10;
}
tcp->param[tcp->num_param] += c - '0';
return;
}
}
tcp->num_param = tcp->last_param + 1;
switch (c) {
case ';':
if (tcp->num_param < MAX_ESC_PAR)
return;
break;
case '=':
tcp->esc = 3;
tcp->last_param = -1;
for (i = tcp->num_param; i < MAX_ESC_PAR; i++)
tcp->param[i] = 1;
tcp->num_param = 0;
return;
case 'A': /* up n rows */
sc_term_up(scp, tcp->param[0], 0);
break;
case 'B': /* down n rows */
sc_term_down(scp, tcp->param[0], 0);
break;
case 'C': /* right n columns */
sc_term_right(scp, tcp->param[0]);
break;
case 'D': /* left n columns */
sc_term_left(scp, tcp->param[0]);
break;
case 'E': /* cursor to start of line n lines down */
n = tcp->param[0]; if (n < 1) n = 1;
sc_move_cursor(scp, 0, scp->ypos + n);
break;
case 'F': /* cursor to start of line n lines up */
n = tcp->param[0]; if (n < 1) n = 1;
sc_move_cursor(scp, 0, scp->ypos - n);
break;
case 'f': /* Cursor move */
case 'H':
if (tcp->num_param == 0)
sc_move_cursor(scp, 0, 0);
else if (tcp->num_param == 2)
sc_move_cursor(scp, tcp->param[1] - 1, tcp->param[0] - 1);
break;
case 'J': /* Clear all or part of display */
if (tcp->num_param == 0)
n = 0;
else
n = tcp->param[0];
sc_term_clr_eos(scp, n, sc->scr_map[0x20], tcp->cur_attr);
break;
case 'K': /* Clear all or part of line */
if (tcp->num_param == 0)
n = 0;
else
n = tcp->param[0];
sc_term_clr_eol(scp, n, sc->scr_map[0x20], tcp->cur_attr);
break;
case 'L': /* Insert n lines */
sc_term_ins_line(scp, scp->ypos, tcp->param[0],
sc->scr_map[0x20], tcp->cur_attr, 0);
break;
case 'M': /* Delete n lines */
sc_term_del_line(scp, scp->ypos, tcp->param[0],
sc->scr_map[0x20], tcp->cur_attr, 0);
break;
case 'P': /* Delete n chars */
sc_term_del_char(scp, tcp->param[0],
sc->scr_map[0x20], tcp->cur_attr);
break;
case '@': /* Insert n chars */
sc_term_ins_char(scp, tcp->param[0],
sc->scr_map[0x20], tcp->cur_attr);
break;
case 'S': /* scroll up n lines */
sc_term_del_line(scp, 0, tcp->param[0],
sc->scr_map[0x20], tcp->cur_attr, 0);
break;
case 'T': /* scroll down n lines */
sc_term_ins_line(scp, 0, tcp->param[0],
sc->scr_map[0x20], tcp->cur_attr, 0);
break;
case 'X': /* erase n characters in line */
n = tcp->param[0]; if (n < 1) n = 1;
if (n > scp->xsize - scp->xpos)
n = scp->xsize - scp->xpos;
sc_vtb_erase(&scp->vtb, scp->cursor_pos, n,
sc->scr_map[0x20], tcp->cur_attr);
mark_for_update(scp, scp->cursor_pos);
mark_for_update(scp, scp->cursor_pos + n - 1);
break;
case 'Z': /* move n tabs backwards */
sc_term_backtab(scp, tcp->param[0]);
break;
case '`': /* move cursor to column n */
sc_term_col(scp, tcp->param[0]);
break;
case 'a': /* move cursor n columns to the right */
sc_term_right(scp, tcp->param[0]);
break;
case 'd': /* move cursor to row n */
sc_term_row(scp, tcp->param[0]);
break;
case 'e': /* move cursor n rows down */
sc_term_down(scp, tcp->param[0], 0);
break;
case 'm': /* change attribute */
if (tcp->num_param == 0) {
tcp->attr_mask = NORMAL_ATTR;
tcp->cur_color = tcp->std_color;
tcp->cur_attr = mask2attr(tcp);
break;
}
for (i = 0; i < tcp->num_param; i++) {
switch (n = tcp->param[i]) {
case 0: /* back to normal */
tcp->attr_mask = NORMAL_ATTR;
tcp->cur_color = tcp->std_color;
tcp->cur_attr = mask2attr(tcp);
break;
case 1: /* bold */
tcp->attr_mask |= BOLD_ATTR;
tcp->cur_attr = mask2attr(tcp);
break;
case 4: /* underline */
tcp->attr_mask |= UNDERLINE_ATTR;
tcp->cur_attr = mask2attr(tcp);
break;
case 5: /* blink */
tcp->attr_mask |= BLINK_ATTR;
tcp->cur_attr = mask2attr(tcp);
break;
case 7: /* reverse video */
tcp->attr_mask |= REVERSE_ATTR;
tcp->cur_attr = mask2attr(tcp);
break;
case 30: case 31: /* set fg color */
case 32: case 33: case 34:
case 35: case 36: case 37:
tcp->attr_mask |= FG_CHANGED;
tcp->cur_color.fg = ansi_col[n - 30];
tcp->cur_attr = mask2attr(tcp);
break;
case 40: case 41: /* set bg color */
case 42: case 43: case 44:
case 45: case 46: case 47:
tcp->attr_mask |= BG_CHANGED;
tcp->cur_color.bg = ansi_col[n - 40];
tcp->cur_attr = mask2attr(tcp);
break;
}
}
break;
case 's': /* Save cursor position */
tcp->saved_xpos = scp->xpos;
tcp->saved_ypos = scp->ypos;
break;
case 'u': /* Restore saved cursor position */
if (tcp->saved_xpos >= 0 && tcp->saved_ypos >= 0)
sc_move_cursor(scp, tcp->saved_xpos, tcp->saved_ypos);
break;
case 'x':
if (tcp->num_param == 0)
n = 0;
else
n = tcp->param[0];
switch (n) {
case 0: /* reset attributes */
tcp->attr_mask = NORMAL_ATTR;
tcp->cur_color = tcp->std_color = tcp->dflt_std_color;
tcp->rev_color = tcp->dflt_rev_color;
tcp->cur_attr = mask2attr(tcp);
break;
case 1: /* set ansi background */
tcp->attr_mask &= ~BG_CHANGED;
tcp->cur_color.bg = tcp->std_color.bg =
ansi_col[tcp->param[1] & 0x0f];
tcp->cur_attr = mask2attr(tcp);
break;
case 2: /* set ansi foreground */
tcp->attr_mask &= ~FG_CHANGED;
tcp->cur_color.fg = tcp->std_color.fg =
ansi_col[tcp->param[1] & 0x0f];
tcp->cur_attr = mask2attr(tcp);
break;
case 3: /* set ansi attribute directly */
tcp->attr_mask &= ~(FG_CHANGED | BG_CHANGED);
tcp->cur_color.fg = tcp->std_color.fg =
tcp->param[1] & 0x0f;
tcp->cur_color.bg = tcp->std_color.bg =
(tcp->param[1] >> 4) & 0x0f;
tcp->cur_attr = mask2attr(tcp);
break;
case 5: /* set ansi reverse video background */
tcp->rev_color.bg = ansi_col[tcp->param[1] & 0x0f];
tcp->cur_attr = mask2attr(tcp);
break;
case 6: /* set ansi reverse video foreground */
tcp->rev_color.fg = ansi_col[tcp->param[1] & 0x0f];
tcp->cur_attr = mask2attr(tcp);
break;
case 7: /* set ansi reverse video directly */
tcp->rev_color.fg = tcp->param[1] & 0x0f;
tcp->rev_color.bg = (tcp->param[1] >> 4) & 0x0f;
tcp->cur_attr = mask2attr(tcp);
break;
}
break;
case 'z': /* switch to (virtual) console n */
if (tcp->num_param == 1)
sc_switch_scr(sc, tcp->param[0]);
break;
}
}
else if (tcp->esc == 3) { /* seen ESC [0-9]+ = */
