+ VT102 *v = c->v;
+
+ if (v->pos.x < v->bottom_margin.x) {
+ /* Normal advance */
+ v->pos.x++;
+ v->pending_wrap = 0;
+ return;
+ }
+ v->pending_wrap++;
+ if (!c->v->xn_glitch)
+ vt102_do_pending_wrap (c);
+}
+
+
+
+void
+vt102_cursor_retreat (VT102 * v)
+{
+ if (v->pos.x != v->top_margin.x) {
+ v->pos.x--;
+ }
+
+ v->pending_wrap = 0;
+}
+
+void
+vt102_reset_tabs (VT102 * v)
+{
+ int i;
+
+ memset (v->tabs, 0, sizeof (v->tabs));
+
+ for (i = 0; i < VT102_MAX_COLS; i += 8) {
+ v->tabs[i]++;
+ }
+}
+void
+vt102_cursor_advance_tab (VT102 * v)
+{
+ if (v->pos.x == v->bottom_margin.x)
+ return;
+ while (v->pos.x < v->bottom_margin.x) {
+ v->pos.x++;
+ if (v->tabs[v->pos.x])
+ break;
+ }
+ v->pending_wrap = 0;
+}
+
+void
+vt102_cursor_retreat_tab (VT102 * v)
+{
+ if (v->pos.x == v->top_margin.x)
+ return;
+ while (v->pos.x > v->top_margin.x) {
+ v->pos.x--;
+ if (v->tabs[v->pos.x])
+ break;
+ }
+ v->pending_wrap = 0;
+}
+
+vt102_cursor_home (VT102 * v)
+{
+ v->pos = v->top_margin;
+ vt102_cursor_normalize (v);
+ v->pending_wrap = 0;
+
+}
+
+vt102_cursor_absolute (VT102 * v, int x, int y)
+{
+ if (v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE]) {
+ v->pos.x = x + v->top_margin.x;
+ v->pos.y = y + v->top_margin.y;
+ } else {
+ v->pos.x = x;
+ v->pos.y = y;
+ }
+ vt102_cursor_normalize (v);
+ v->pending_wrap = 0;
+}
+
+vt102_cursor_relative (VT102 * v, int x, int y)
+{
+ v->pos.x += x;
+ v->pos.y += y;
+ vt102_cursor_normalize (v);
+ v->pending_wrap = 0;
+}
+
+
+
+void
+vt102_delete_from_line (VT102 * v, CRT_Pos p)
+{
+ int n = v->bottom_margin.x - p.x;
+
+ if (n < 0)
+ return;
+
+ if (n) {
+
+ memmove (&v->crt.screen[CRT_ADDR_POS (&p)],
+ &v->crt.screen[CRT_ADDR_POS (&p) + 1], sizeof (CRT_CA) * n);
+ }
+
+ v->crt.screen[CRT_ADDR (p.y, v->bottom_margin.x)].chr = ' ';
+ /* But not attr due to vt102 bug */
+}
+
+void
+vt102_insert_into_line (VT102 * v, CRT_Pos p)
+{
+ int n = v->bottom_margin.x - p.x;
+
+ if (n < 0)
+ return;
+
+ if (n) {
+
+ memmove (&v->crt.screen[CRT_ADDR_POS (&p) + 1],
+ &v->crt.screen[CRT_ADDR_POS (&p)], sizeof (CRT_CA) * n);
+ }
+
+ v->crt.screen[CRT_ADDR_POS (&p)].chr = ' ';
+ v->crt.screen[CRT_ADDR_POS (&p)].attr = CRT_ATTR_NORMAL;
+ v->crt.screen[CRT_ADDR_POS (&p)].color = CRT_COLOR_NORMAL;
+}
+
+
+
+void
+vt102_change_mode (Context * c, int private, char *ns, int set)
+{
+ VT102 *v = c->v;
+ int m;
+
+
+ if (*ns) {
+ m = atoi (ns);
+ } else {
+ m = 1;
+ }
+
+ if (m < 0)
+ return;
+ if (m >= VT102_NMODES)
+ return;
+
+ if (private) {
+ v->private_modes[m] = set;
+ switch (m) {
+ case VT102_PRIVATE_MODE_CURSOR_MODE:
+ if (v->application_keypad_mode)
+ v->private_modes[m] = 0;
+ break;
+ case VT102_PRIVATE_MODE_ORIGIN_MODE:
+ vt102_cursor_home (v);
+ break;
+ case VT102_PRIVATE_MODE_132COLS:
+ v->current_size.x =
+ v->
+ private_modes[VT102_PRIVATE_MODE_132COLS] ? VT102_COLS_132 :
+ VT102_COLS_80;
+
+ vt102_do_resize (c);
+ break;
+ }
+
+ } else
+ v->modes[m] = set;
+}
+
+void
+vt102_parse_mode_string (Context * c, char *buf, int len)
+{
+ VT102 *v = c->v;
+ int private = 0;
+ char last = buf[len - 1];
+ char num[4];
+ int o;
+
+ memset (num, 0, sizeof (num));
+ o = sizeof (num) - 1;
+
+ len--;
+
+ if (*buf == '?') {
+ private++;
+ buf++;
+ len--;
+ }
+
+ if (len < 0)
+ return;
+
+ while (len--) {
+ if (*buf == ';') {
+ vt102_change_mode (c, private, &num[o], last == 'h');
+ memset (num, 0, sizeof (num));
+ o = sizeof (num) - 1;
+ buf++;
+ continue;
+ }
+
+ num[0] = num[1];
+ num[1] = num[2];
+ num[2] = *buf;
+
+ if (o)
+ o--;
+
+ buf++;
+ }
+
+ vt102_change_mode (c, private, &num[o], last == 'h');
+
+}
+
+
+void
+vt102_change_attr (VT102 * v, char *na)
+{
+ int a;
+
+
+ if (*na) {
+ a = atoi (na);
+ } else {
+ a = 0;
+ }
+
+ switch (a) {
+ case 0:
+ v->attr = CRT_ATTR_NORMAL;
+ v->color = CRT_COLOR_NORMAL;
+ break;
+ case 1:
+ v->attr |= CRT_ATTR_BOLD;
+ break;
+ case 21:
+ case 22:
+ v->attr &= ~CRT_ATTR_BOLD;
+ break;
+ case 4:
+ v->attr |= CRT_ATTR_UNDERLINE;
+ break;
+ case 24:
+ v->attr &= ~CRT_ATTR_UNDERLINE;
+ break;
+ case 5:
+ v->attr |= CRT_ATTR_BLINK;
+ break;
+ case 25:
+ v->attr &= ~CRT_ATTR_BLINK;
+ break;
+ case 7:
+ v->attr |= CRT_ATTR_REVERSE;
+ break;
+ case 27:
+ v->attr &= ~CRT_ATTR_REVERSE;
+ break;
+ case 30:
+ case 31:
+ case 32:
+ case 33:
+ case 34:
+ case 35:
+ case 36:
+ case 37:
+ v->color &= ~CRT_COLOR_FG_MASK;
+ v->color |= ((a - 30) << CRT_COLOR_FG_SHIFT) & CRT_COLOR_FG_MASK;
+ break;
+ case 90:
+ case 91:
+ case 92:
+ case 93:
+ case 94:
+ case 95:
+ case 96:
+ case 97:
+ v->color &= ~CRT_COLOR_FG_MASK;
+ v->color |=
+ (((a -
+ 90) | CRT_COLOR_INTENSITY) << CRT_COLOR_FG_SHIFT) &
+ CRT_COLOR_FG_MASK;
+ break;
+ case 39:
+ case 99:
+ v->color &= ~CRT_COLOR_FG_MASK;
+ v->color |=
+ (CRT_FGCOLOR_NORMAL << CRT_COLOR_FG_SHIFT) & CRT_COLOR_FG_MASK;
+ break;
+ case 40:
+ case 41:
+ case 42:
+ case 43:
+ case 44:
+ case 45:
+ case 46:
+ case 47:
+ v->color &= ~CRT_COLOR_BG_MASK;
+ v->color |= ((a - 40) << CRT_COLOR_BG_SHIFT) & CRT_COLOR_BG_MASK;
+ break;
+ case 100:
+ case 101:
+ case 102:
+ case 103:
+ case 104:
+ case 105:
+ case 106:
+ case 107:
+ v->color &= ~CRT_COLOR_BG_MASK;
+ v->color |=
+ (((a -
+ 100) | CRT_COLOR_INTENSITY) << CRT_COLOR_BG_SHIFT) &
+ CRT_COLOR_BG_MASK;
+ break;
+ case 49:
+ case 109:
+ v->color &= ~CRT_COLOR_BG_MASK;
+ v->color |=
+ (CRT_BGCOLOR_NORMAL << CRT_COLOR_BG_SHIFT) & CRT_COLOR_BG_MASK;
+ break;
+ }
+
+}
+
+
+void
+vt102_parse_attr_string (VT102 * v, char *buf, int len)
+{
+ int private = 0;
+ char last = buf[len - 1];
+ char num[4];
+ int o;
+
+ memset (num, 0, sizeof (num));
+ o = sizeof (num) - 1;
+
+ len--;
+
+ if (len < 0)
+ return;
+
+ while (len--) {
+ if (*buf == ';') {
+ vt102_change_attr (v, &num[o]);
+ memset (num, 0, sizeof (num));
+ o = sizeof (num) - 1;
+ buf++;
+ continue;
+ }
+
+ num[0] = num[1];
+ num[1] = num[2];
+ num[2] = *buf;
+
+ if (o)
+ o--;
+
+ buf++;
+ }
+ vt102_change_attr (v, &num[o]);
+}
+
+void
+vt102_save_state (VT102 * v)
+{
+ v->saved.pos = v->pos;
+ v->saved.attr = v->attr;
+ v->saved.color = v->color;
+ v->saved.origin_mode = v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE];
+}
+
+void
+vt102_restore_state (VT102 * v)
+{
+ v->pos = v->saved.pos;
+ v->attr = v->saved.attr;
+ v->color = v->saved.color;
+ v->private_modes[VT102_PRIVATE_MODE_ORIGIN_MODE] = v->saved.origin_mode;
+ vt102_cursor_normalize (v);
+ v->pending_wrap = 0;
+}
+
+void
+vt102_regular_char (Context * c, VT102 * v, uint32_t ch)
+{
+
+
+ vt102_do_pending_wrap (c);
+
+
+ if (v->modes[VT102_MODE_INSERT])
+ vt102_insert_into_line (v, v->pos);
+
+ v->last_reg_char = ch;
+
+
+ if (ch < VT102_CHARSET_SIZE) {
+ int cs;
+ if ((cs = vt102_charset_c0[ch])) {
+ ch = cs;
+ } else if ((cs = charset_from_csid[v->g[v->cs]][ch])) {
+ ch = cs;
+ }
+ }
+ v->crt.screen[CRT_ADDR_POS (&v->pos)].chr = ch;
+ v->crt.screen[CRT_ADDR_POS (&v->pos)].attr = v->attr;
+ v->crt.screen[CRT_ADDR_POS (&v->pos)].color = v->color;
+ vt102_cursor_advance (c);
+
+}
+
+vt102_send_id (Context * c, char *buf)
+{
+
+ if (c->t) {
+ int l = strlen (buf);
+ c->t->xmit (c->t, buf, l);
+ }
+}
+
+void
+vt102_scs (Context * c, int g, int s)
+{
+ VT102 *v = c->v;
+ int cs = VT102_CSID_US;
+
+
+ switch (s) {
+ case 'A':
+ cs = VT102_CSID_UK;
+ break;
+ case '1':
+ case '2':
+ case 'B':
+ cs = VT102_CSID_US;
+ break;
+ case '0':
+ cs = VT102_CSID_GL;
+ break;
+ }
+
+ switch (g) {
+ case '(':
+ v->g[0] = cs;
+ break;
+ case ')':
+ v->g[1] = cs;
+ break;
+ }
+
+}
+
+static int
+vt102_parse_csi (Context * c, char *buf, int len)
+{
+ char last;
+ char *ptr;
+ char *arg = buf + 1;
+ int narg;
+ int err = 0;
+
+ VT102 *v = c->v;
+
+ buf[len] = 0;
+
+ last = buf[len - 1];
+
+ if (len > 2) {
+ narg = atoi (arg);
+ } else {
+ narg = 1;
+ }
+
+ switch (buf[0]) {
+ case '[': /* CSI */
+ switch (last) {
+ case '@': /* ICH */
+ while (narg--)
+ vt102_insert_into_line (v, v->pos);
+ break;
+ case 'A': /* CUU */
+ vt102_cursor_relative (v, 0, -narg);
+ break;
+ case 'e': /* VPR */
+ case 'B': /* CUD */
+ vt102_cursor_relative (v, 0, narg);
+ break;
+ case 'a': /* HPR */
+ case 'C': /* CUF */
+ vt102_cursor_relative (v, narg, 0);
+ break;
+ case 'D': /* CUB */
+ vt102_cursor_relative (v, -narg, 0);
+ break;
+ case 'E': /* CNL */
+ vt102_cursor_relative (v, 0, narg);
+ vt102_cursor_carriage_return (v);
+ break;
+ case 'F': /* CPL */
+ vt102_cursor_relative (v, 0, -narg);
+ vt102_cursor_carriage_return (v);
+ break;
+ case 'G': /* CHG */
+ vt102_cursor_absolute (v, narg - 1, v->pos.y);
+ break;
+ case 'H': /* CUP */
+ case 'f': /* HVP */
+ {
+ int x, y;
+
+ y = narg - 1;
+
+ ptr = index (arg, ';');
+ if (ptr)
+ x = atoi (ptr + 1) - 1;
+ else
+ x = 0;
+
+ vt102_cursor_absolute (v, x, y);
+ }
+ break;
+ case 'I': /* CHT */
+ while (narg--)
+ vt102_cursor_advance_tab (c->v);
+ break;
+ case 'J': /* ED */
+ /* Different default */
+ if (len == 2)
+ narg = 0;
+ switch (narg) {
+ case 0:
+ crt_erase (&v->crt, v->pos, v->screen_end, 1, v->color);
+ break;
+ case 1:
+ crt_erase (&v->crt, v->screen_start, v->pos, 1, v->color);
+ break;
+ case 2:
+ crt_erase (&v->crt, v->screen_start, v->screen_end, 1, v->color);
+ break;
+ }
+ break;
+ case 'K': /* EL */
+ {
+ CRT_Pos ls = { 0, v->pos.y };
+ CRT_Pos le = { v->current_size.x - 1, v->pos.y };
+ /* Different default */
+ if (len == 2)
+ narg = 0;
+
+ switch (narg) {
+ case 0:
+ crt_erase (&v->crt, v->pos, le, 1, v->color);
+ break;
+ case 1:
+ crt_erase (&v->crt, ls, v->pos, 1, v->color);
+ break;
+ case 2:
+ crt_erase (&v->crt, ls, le, 1, v->color);
+ break;
+ }
+ }
+ break;
+
+ case 'L': /* IL */
+ if ((v->pos.y >= v->top_margin.y)
+ && (v->pos.y <= v->bottom_margin.y)) {
+ while (narg--)
+ crt_scroll_down (&v->crt, v->pos, v->bottom_margin, 1, v->color);
+ }
+ break;
+
+ case 'M': /* DL */
+ if ((v->pos.y >= v->top_margin.y)
+ && (v->pos.y <= v->bottom_margin.y)) {
+ while (narg--) {
+ vt102_history (c, v->pos, v->bottom_margin);
+ crt_scroll_up (&v->crt, v->pos, v->bottom_margin, 1, v->color);
+ }
+ }
+ break;
+ case 'P': /* DCH */
+ while (narg--)
+ vt102_delete_from_line (v, v->pos);
+ break;
+ case 'S': /* SU */
+ while (narg--) {
+ vt102_history (c, v->top_margin, v->bottom_margin);
+ crt_scroll_up (&v->crt, v->top_margin, v->bottom_margin, 1, v->color);
+ }
+ break;
+ case 'T': /* SD */
+ while (narg--)
+ crt_scroll_down (&v->crt, v->top_margin, v->bottom_margin, 1,
+ v->color);
+ break;
+ case 'X': /* ECH */
+ {
+ CRT_Pos end = v->pos;
+ if (!narg)
+ narg++;
+
+ end.x += narg - 1;
+ if (end.x > v->bottom_margin.x)
+ end.x = v->bottom_margin.x;
+
+ crt_erase (&v->crt, v->pos, end, 1, v->color);
+ }
+ break;
+ case 'Z': /* CBT */
+ while (narg--)
+ vt102_cursor_retreat_tab (c->v);
+ break;
+ case '`': /* HPA */
+ vt102_cursor_absolute (v, narg - 1, v->pos.y);
+ break;
+ case 'b': /* REP */
+ while (narg--) {
+ vt102_regular_char (c, v, v->last_reg_char);
+ err += vt102_rx_hook (c, v->last_reg_char);
+ }
+ break;
+ case 'c': /* DA */
+ /* For some obscure reason some programs seem to send */
+ /* CSI [ ? .. c, which we ignore */
+ if (buf[1] != '?')
+ vt102_send_id (c, "\033[?2c");
+ break;
+ case 'd': /* VPA */
+ vt102_cursor_absolute (v, v->pos.x, narg - 1);
+ break;
+ case 'g': /* TBC */
+ /* Different default */
+ if (len == 2)
+ narg = 0;
+
+ switch (narg) {
+ case 0:
+ v->tabs[v->pos.x] = 0;
+ break;
+ case 2:
+ // FIXME: - LA120 says current line only WTF?
+ case 3:
+ memset (v->tabs, 0, sizeof (v->tabs));
+ break;
+ }
+ break;
+
+ case 'i': /* MC */
+ // Printer commands
+ // FIXME
+ break;
+ case 'h': /* SM */
+ case 'l': /* RM */
+ vt102_parse_mode_string (c, &buf[1], len - 1);
+ break;
+ case 'm': /* SGR */
+ vt102_parse_attr_string (v, &buf[1], len - 1);
+ break;
+ case 'n': /* DSR */
+ // Device status report
+ switch (buf[1]) {
+ case '5':
+ vt102_send_id (c, "\033[0n");
+ break;
+ case '6': /* CPR */
+ if (c->t) {
+ char buf[16];
+ int i;
+ i = sprintf (buf, "\033[%d;%dR", v->pos.y + 1, v->pos.x + 1);
+ c->t->xmit (c->t, buf, i);
+ }
+ break;
+ default:
+ // ?15n printer status
+ log_f (c->l, "<%s:%d unhandled DSR: \\033%s>", __FILE__,
+ __LINE__, buf);
+ }
+ break;
+ case 'q': /* DECLL */
+ // Load LED on off
+ break;
+ case 'r': /* DECSTBM */
+ v->top_margin = v->screen_start;
+ v->bottom_margin = v->screen_end;
+
+ if ((len > 2) && (ptr = index (arg, ';'))) {
+ ptr++;
+ v->top_margin.y = narg - 1;
+ v->bottom_margin.y = atoi (ptr) - 1;
+ }
+
+ if (v->top_margin.y < v->screen_start.y)
+ v->top_margin.y = v->screen_start.y;
+ if (v->top_margin.y > v->screen_end.y)
+ v->top_margin.y = v->screen_end.y;
+ if (v->bottom_margin.y < v->screen_start.y)
+ v->bottom_margin.y = v->screen_start.y;
+ if (v->bottom_margin.y > v->screen_end.y)
+ v->bottom_margin.y = v->screen_end.y;
+
+ vt102_cursor_home (v);
+ break;
+ case 's': /* SCP */
+ v->saved.pos = v->pos;
+ break;
+ case 'u': /* RCP */
+ v->pos = v->saved.pos;
+ vt102_cursor_normalize (v);
+ v->pending_wrap = 0;
+ break;
+ case 'y': /* DECTST */
+ // Invoke confidence test
+ break;
+ case 'z': /* DECVERP */
+ // request terminal parameters
+ break;
+
+ default:
+ log_f (c->l, "<%s:%d unhandled CSI: \\033%s>", __FILE__, __LINE__, buf);
+
+ ;
+ }
+ break;
+ default:
+ log_f (c->l, "<%s:%d unhandled sequence: \\033%s>", __FILE__,
+ __LINE__, buf);
+ ;
+ }
+
+
+
+ return err;
+}
+
+static int
+vt102_parse_esc (Context * c)
+{
+ int err = 0;
+ VT102 *v = c->v;
+ VT102_parser *p = &v->parser;
+
+#ifdef DEBUG
+ p->cmd_buf[p->cmd_ptr] = 0;
+ log_f (c->l, "<cmd in x=%3d y=%2d aw=%d vt=%d <ESC>%s >", v->pos.x,
+ v->pos.y, v->pending_wrap,
+ !v->private_modes[VT102_PRIVATE_MODE_VT52], p->cmd_buf);
+#endif
+
+ if (!v->private_modes[VT102_PRIVATE_MODE_VT52]) {
+ int ate = 1;
+
+ switch (p->cmd_buf[0]) {
+ case 'A': /* CURSOR UP */
+ vt102_cursor_relative (v, 0, -1);
+ break;
+ case 'B': /* CURSOR DOWN */
+ vt102_cursor_relative (v, 0, 1);
+ break;
+ case 'C': /* CURSOR RIGHT */
+ vt102_cursor_relative (v, 1, 0);
+ break;
+ case 'D': /* CURSOR LEFT */
+ vt102_cursor_relative (v, -1, 0);
+ break;
+ case 'F': /* ENTER GRAPHICS MODE */
+ v->cs = 1;
+ v->g[1] = VT102_CSID_VT52;
+ break;
+ case 'G': /* EXIT GRAPHICS MODE */
+ v->cs = 0;
+ v->g[0] = VT102_CSID_US;
+ break;
+ case 'H': /* CURSOR HOME */
+ vt102_cursor_absolute (v, 0, 0);
+ break;
+ case 'I': /* REVERSE LINE FEED */
+ vt102_cursor_retreat_line (c);
+ break;
+ case 'J': /* ERASE TO END OF SCREEN */
+ crt_erase (&v->crt, v->pos, v->screen_end, 1, v->color);
+ break;
+ case 'K': /* ERASE TO END OF LINE */
+ {
+ CRT_Pos le = { v->current_size.x - 1, v->pos.y };
+ crt_erase (&v->crt, v->pos, le, 1, v->color);
+ }
+ break;
+ case 'Y': /* DIRECT CURSOR ADDRESS */
+ vt102_cursor_absolute (v, p->cmd_buf[2] - 040, p->cmd_buf[1] - 040);
+ break;
+ case 'V': /* PRINT CURSOR LINE */
+ // Print current line
+ break;
+ case 'W':
+ // Printer on
+ break;
+ case 'X':
+ // printer off
+ break;
+ case ']': /* PRINT SCREEN */
+ // print screen
+ break;
+ case 'Z': // ID
+ vt102_send_id (c, "\033/K");
+ break;
+ case '^':
+ // Autoprint on
+ break;
+ case '_':
+ // Autoprint off
+ break;
+ case '=': /* ENTER ALTERNATE KEYPAD MODE */
+ v->application_keypad_mode = 1;
+ break;
+ case '>': /* EXIT ALTERNATE KEYPAD MODE */
+ v->application_keypad_mode = 0;
+ break;
+ default:
+ ate = 0;
+ }
+ if (ate)
+ return;
+ }
+
+
+ /*
+ * If you edit this switch don't forget to edit the length and
+ * termination tables
+ */
+ switch (p->cmd_buf[0]) {
+ case 'D': /* IND */
+ vt102_cursor_advance_line (c);
+ break;
+
+ case 'E': /* NEL */
+ vt102_cursor_advance_line (c);
+ v->pos.x = v->top_margin.x;
+ vt102_cursor_normalize (v);
+ v->pending_wrap = 0;
+ break;
+ /* F SSA */
+ /* G ESA */
+ case 'H': /* HTS */
+ v->tabs[v->pos.x]++;
+ break;
+ /* I HTJ */
+ /* J VTS */
+ /* K PLD */
+ /* L PLU */
+ case 'M': /* RI */
+ vt102_cursor_retreat_line (c);
+ break;
+ case 'N': /* SS2 */
+ // select G2 for one char
+ break;
+ case 'O': /* SS3 */
+ // select G3 for one char
+ break;
+ /* P DCS */
+ /* Q PU1 */
+ /* R PU2 */
+ /* S STS */
+ /* T CCH */
+ /* U MW */
+ /* V SPA */
+ /* W EPA */
+ /* X SOS */
+ /* Y SGCI */
+ case 'Z': /* DECID */
+ vt102_send_id (c, terminal_id);
+ break;
+ case 'c': /* RIS */
+ vt102_reset (c);
+ break;
+ case '=':
+ /* DECKPAM */
+ v->application_keypad_mode = 1;
+ break;
+ case '>':
+ /* DECKPNM */
+ v->application_keypad_mode = 0;
+ break;
+
+ case '#':
+ switch (p->cmd_buf[1]) {
+ case '3': /* DECDHL */
+ // top of double height line
+ case '4': /* DECDHL */
+ // bottom of double height line
+ case '5': /* DECSWL */
+ // single width line
+ case '6': /* DECDWL */
+ // double width line
+ break;
+ case '8': /* DECALN */
+ {
+ int i;
+ crt_erase (&v->crt, v->screen_start, v->screen_end, 1,
+ CRT_COLOR_NORMAL);
+ for (i = 0; i < CRT_ADDR_POS (&v->screen_end); ++i)
+ v->crt.screen[i].chr = 'E';
+ }
+ break;
+ default:
+
+ log_f (c->l,
+ "<%s:%d unhandled ESC: \\033 \\043 \\%03o (ESC # %c)>",
+ __FILE__, __LINE__, p->cmd_buf[1], safe_ch (p->cmd_buf[1]));
+
+ }
+ break;
+ case '<': /* DECANM */
+ // Set ansi mode - ignored
+ break;
+ case '7': /* DECSC */
+ vt102_save_state (v);
+ break;
+ case '8': /* DECRC */
+ vt102_restore_state (v);
+ break;
+ case ']':
+ /* Set various titles in xterm - ignored */
+ break;
+ case '[': /* CSI */
+ err += vt102_parse_csi (c, p->cmd_buf, p->cmd_ptr);
+ break;
+ /* Charsets */
+ case '(': /* SCS */
+ case ')': /* SCS */
+ case '+': /* SCS */
+ case '*': /* SCS */
+ case '%': /* SCS */
+ vt102_scs (c, p->cmd_buf[0], p->cmd_buf[1]);
+ break;
+ default:
+ log_f (c->l, "<%s:%d unhandled ESC: \\033 \\%03o (ESC %c)>", __FILE__,
+ __LINE__, p->cmd_buf[0], safe_ch (p->cmd_buf[0]));
+
+ ;
+ }
+
+ p->cmd_buf[p->cmd_ptr] = 0;
+#ifdef DEBUG
+ log_f (c->l, "<cmd out x=%3d y=%2d aw=%d>", v->pos.x, v->pos.y,
+ v->pending_wrap);
+#endif
+ return err;
+}
+
+void
+vt102_status_line (VT102 * v, char *str)
+{
+ int i;
+ CRT_CA *ca = &v->crt.screen[CRT_ADDR (v->current_size.y, 0)];
+
+ for (i = 0; i < v->current_size.x; ++i) {
+ ca->attr = CRT_ATTR_REVERSE;
+ ca->color = CRT_COLOR_NORMAL;
+ ca->chr = *str ? *str : ' ';
+ if (*str)
+ str++;
+ ca++;
+ }
+
+ for (; i < VT102_MAX_COLS; ++i) {
+ ca->attr = CRT_ATTR_NORMAL;
+ ca->color = CRT_COLOR_NORMAL;
+ ca->chr = ' ';
+ ca++;
+ }
+
+}
+
+
+void
+vt102_parser_reset (VT102_parser * p)
+{
+ p->in_cmd = 0;
+ p->cmd_more_bytes = 0;
+ p->cmd_termination = 0;
+ p->in_escape = 0;
+}
+