-/* $OpenBSD: pcvt_out.c,v 1.18 2000/02/27 19:31:05 aaron Exp $ */
+/* $OpenBSD: pcvt_out.c,v 1.19 2000/03/30 21:02:10 aaron Exp $ */
/*
* Copyright (c) 1992, 1995 Hellmuth Michaelis and Joerg Wunsch.
/* also process the C1 control chars a VT220 recognizes and
* ignore the others.
*/
- if(svsp->dis_fnc)
- {
- if(svsp->lastchar && svsp->m_awm
- && (svsp->lastrow == svsp->row))
- {
- svsp->cur_offset++;
- svsp->col = 0;
- svsp->lastchar = 0;
- check_scroll(svsp);
- }
+ switch(ch) {
+ case 0x00: /* NUL */
+ case 0x01: /* SOH */
+ case 0x02: /* STX */
+ case 0x03: /* ETX */
+ case 0x04: /* EOT */
+ case 0x05: /* ENQ */
+ case 0x06: /* ACK */
+ break;
- if(svsp->irm)
- bcopy((svsp->Crtat + svsp->cur_offset),
- (svsp->Crtat + svsp->cur_offset) + 1,
- (((svsp->maxcol)-1) - svsp->col)*CHR);
+ case 0x07: /* BEL */
+ if(svsp->bell_on)
+ sysbeep(PCVT_SYSBEEPF/1500, hz/4);
+ break;
- write_char(svsp, attrib, ch);
+ case 0x08: /* BS */
+ if(svsp->col > 0) {
+ svsp->cur_offset--;
+ svsp->col--;
+ }
+ break;
- vt_selattr(svsp);
+ case 0x09: /* TAB */
+ while (svsp->col < ((svsp->maxcol)-1)) {
+ svsp->cur_offset++;
+ if(svsp->tab_stops[++svsp->col])
+ break;
+ }
+ break;
- if(svsp->col >= ((svsp->maxcol)-1)
- && ch != 0x0a && ch != 0x0b && ch != 0x0c)
- {
- svsp->lastchar = 1;
- svsp->lastrow = svsp->row;
+ case 0x0a: /* LF */
+ case 0x0b: /* VT */
+ case 0x0c: /* FF */
+ if (check_scrollback(svsp)) {
+ extra = (svsp->cur_offset % svsp->maxcol) ?
+ svsp->col : 0;
+ bcopy(svsp->Crtat + svsp->cur_offset - extra,
+ svsp->Scrollback + (svsp->scr_offset *
+ svsp->maxcol), svsp->maxcol * CHR);
}
- else if(ch == 0x0a || ch == 0x0b || ch == 0x0c)
- {
+ if(svsp->lnm) {
svsp->cur_offset -= svsp->col;
svsp->cur_offset += svsp->maxcol;
svsp->col = 0;
- svsp->lastchar = 0;
- check_scroll(svsp); /* check scroll up */
}
- else
- {
- svsp->cur_offset++;
- svsp->col++;
- svsp->lastchar = 0;
+ else {
+ svsp->cur_offset += svsp->maxcol;
}
- }
- else
- {
- switch(ch)
- {
- case 0x00: /* NUL */
- case 0x01: /* SOH */
- case 0x02: /* STX */
- case 0x03: /* ETX */
- case 0x04: /* EOT */
- case 0x05: /* ENQ */
- case 0x06: /* ACK */
- break;
-
- case 0x07: /* BEL */
- if(svsp->bell_on)
- sysbeep(PCVT_SYSBEEPF/1500, hz/4);
- break;
-
- case 0x08: /* BS */
- if(svsp->col > 0)
- {
- svsp->cur_offset--;
- svsp->col--;
- }
- break;
-
- case 0x09: /* TAB */
- while(svsp->col < ((svsp->maxcol)-1))
- {
- svsp->cur_offset++;
- if(svsp->
- tab_stops[++svsp->col])
- break;
- }
- break;
-
- case 0x0a: /* LF */
- case 0x0b: /* VT */
- case 0x0c: /* FF */
- if (check_scrollback(svsp))
- {
- extra = (svsp->cur_offset %
- svsp->maxcol) ?
- svsp->col : 0;
- bcopy(svsp->Crtat +
- svsp->cur_offset - extra,
- svsp->Scrollback +
- (svsp->scr_offset *
- svsp->maxcol),
- svsp->maxcol * CHR);
- }
- if(svsp->lnm)
- {
- svsp->cur_offset -= svsp->col;
- svsp->cur_offset +=
- svsp->maxcol;
- svsp->col = 0;
- }
- else
- {
- svsp->cur_offset +=
- svsp->maxcol;
- }
- check_scroll(svsp);
- break;
+ check_scroll(svsp);
+ break;
- case 0x0d: /* CR */
- svsp->cur_offset -= svsp->col;
- svsp->col = 0;
- break;
+ case 0x0d: /* CR */
+ svsp->cur_offset -= svsp->col;
+ svsp->col = 0;
+ break;
- case 0x0e: /* SO */
- svsp->GL = svsp->G1;
- break;
+ case 0x0e: /* SO */
+ svsp->GL = svsp->G1;
+ break;
- case 0x0f: /* SI */
- svsp->GL = svsp->G0;
- break;
+ case 0x0f: /* SI */
+ svsp->GL = svsp->G0;
+ break;
- case 0x10: /* DLE */
- case 0x11: /* DC1/XON */
- case 0x12: /* DC2 */
- case 0x13: /* DC3/XOFF */
- case 0x14: /* DC4 */
- case 0x15: /* NAK */
- case 0x16: /* SYN */
- case 0x17: /* ETB */
- break;
+ case 0x10: /* DLE */
+ case 0x11: /* DC1/XON */
+ case 0x12: /* DC2 */
+ case 0x13: /* DC3/XOFF */
+ case 0x14: /* DC4 */
+ case 0x15: /* NAK */
+ case 0x16: /* SYN */
+ case 0x17: /* ETB */
+ break;
- case 0x18: /* CAN */
- svsp->state = STATE_INIT;
- clr_parms(svsp);
- break;
+ case 0x18: /* CAN */
+ svsp->state = STATE_INIT;
+ clr_parms(svsp);
+ break;
- case 0x19: /* EM */
- break;
+ case 0x19: /* EM */
+ break;
- case 0x1a: /* SUB */
- svsp->state = STATE_INIT;
- clr_parms(svsp);
- break;
+ case 0x1a: /* SUB */
+ svsp->state = STATE_INIT;
+ clr_parms(svsp);
+ break;
- case 0x1b: /* ESC */
- svsp->state = STATE_ESC;
- clr_parms(svsp);
- break;
+ case 0x1b: /* ESC */
+ svsp->state = STATE_ESC;
+ clr_parms(svsp);
+ break;
- case 0x1c: /* FS */
- case 0x1d: /* GS */
- case 0x1e: /* RS */
- case 0x1f: /* US */
- break;
+ case 0x1c: /* FS */
+ case 0x1d: /* GS */
+ case 0x1e: /* RS */
+ case 0x1f: /* US */
+ break;
- case 0x80: /* */
- case 0x81: /* */
- case 0x82: /* */
- case 0x83: /* */
- break;
+ case 0x80: /* */
+ case 0x81: /* */
+ case 0x82: /* */
+ case 0x83: /* */
+ break;
- case 0x84: /* IND */
- vt_ind(svsp);
- break;
+ case 0x84: /* IND */
+ vt_ind(svsp);
+ break;
- case 0x85: /* NEL */
- vt_nel(svsp);
- break;
+ case 0x85: /* NEL */
+ vt_nel(svsp);
+ break;
- case 0x86: /* SSA */
- case 0x87: /* ESA */
- break;
+ case 0x86: /* SSA */
+ case 0x87: /* ESA */
+ break;
- case 0x88: /* HTS */
- svsp->tab_stops[svsp->col] = 1;
- break;
+ case 0x88: /* HTS */
+ svsp->tab_stops[svsp->col] = 1;
+ break;
- case 0x89: /* HTJ */
- case 0x8a: /* VTS */
- case 0x8b: /* PLD */
- case 0x8c: /* PLU */
- break;
+ case 0x89: /* HTJ */
+ case 0x8a: /* VTS */
+ case 0x8b: /* PLD */
+ case 0x8c: /* PLU */
+ break;
- case 0x8d: /* RI */
- vt_ri(svsp);
- break;
+ case 0x8d: /* RI */
+ vt_ri(svsp);
+ break;
- case 0x8e: /* SS2 */
- svsp->Gs = svsp->G2;
- svsp->ss = 1;
- break;
+ case 0x8e: /* SS2 */
+ svsp->Gs = svsp->G2;
+ svsp->ss = 1;
+ break;
- case 0x8f: /* SS3 */
- svsp->Gs = svsp->G3;
- svsp->ss = 1;
- break;
+ case 0x8f: /* SS3 */
+ svsp->Gs = svsp->G3;
+ svsp->ss = 1;
+ break;
- case 0x90: /* DCS */
- svsp->dcs_state = DCS_INIT;
- svsp->state = STATE_DCS;
- break;
+ case 0x90: /* DCS */
+ svsp->dcs_state = DCS_INIT;
+ svsp->state = STATE_DCS;
+ break;
- case 0x91: /* PU1 */
- case 0x92: /* PU2 */
- case 0x93: /* STS */
- case 0x94: /* CCH */
- case 0x95: /* MW */
- case 0x96: /* SPA */
- case 0x97: /* EPA */
- case 0x98: /* */
- case 0x99: /* */
- case 0x9a: /* */
- break;
+ case 0x91: /* PU1 */
+ case 0x92: /* PU2 */
+ case 0x93: /* STS */
+ case 0x94: /* CCH */
+ case 0x95: /* MW */
+ case 0x96: /* SPA */
+ case 0x97: /* EPA */
+ case 0x98: /* */
+ case 0x99: /* */
+ case 0x9a: /* */
+ break;
- case 0x9b: /* CSI */
- clr_parms(svsp);
- svsp->state = STATE_CSI;
- break;
+ case 0x9b: /* CSI */
+ clr_parms(svsp);
+ svsp->state = STATE_CSI;
+ break;
- case 0x9c: /* ST */
- svsp->state = STATE_INIT;
- break;
+ case 0x9c: /* ST */
+ svsp->state = STATE_INIT;
+ break;
- case 0x9d: /* OSC */
- case 0x9e: /* PM */
- case 0x9f: /* APC */
- /* only in VT320's */
- break;
- }
+ case 0x9d: /* OSC */
+ case 0x9e: /* PM */
+ case 0x9f: /* APC */
+ /* only in VT320's */
+ break;
}
}
else
/* char range 0x20...0xff processing depends on current state */
- if(svsp->lastchar && svsp->m_awm &&
- (svsp->lastrow == svsp->row))
+ if (svsp->lastchar && svsp->m_awm && svsp->lastrow == svsp->row)
{
svsp->cur_offset++;
svsp->col = 0;
svsp->lastchar = 0;
- if (check_scrollback(svsp))
- {
- bcopy(svsp->Crtat +
- svsp->cur_offset -
- svsp->maxcol,
- svsp->Scrollback +
- (svsp->scr_offset *
- svsp->maxcol),
+ if (check_scrollback(svsp)) {
+ bcopy(svsp->Crtat + svsp->cur_offset -
+ svsp->maxcol, svsp->Scrollback +
+ (svsp->scr_offset * svsp->maxcol),
svsp->maxcol * CHR);
}
check_scroll(svsp);
}
- switch(svsp->state)
- {
- case STATE_INIT:
- if(svsp->irm)
- bcopy ((svsp->Crtat
- + svsp->cur_offset),
- (svsp->Crtat
- + svsp->cur_offset) + 1,
- (((svsp->maxcol)-1)
- - svsp->col) * CHR);
+ switch(svsp->state) {
+ case STATE_INIT:
+ if(svsp->irm)
+ bcopy((svsp->Crtat + svsp->cur_offset),
+ (svsp->Crtat + svsp->cur_offset) + 1,
+ (((svsp->maxcol)-1) - svsp->col * CHR));
- write_char(svsp, attrib, ch);
+ write_char(svsp, attrib, ch);
+ vt_selattr(svsp);
- vt_selattr(svsp);
+ if(svsp->col >= ((svsp->maxcol)-1)) {
+ svsp->lastchar = 1;
+ svsp->lastrow = svsp->row;
+ }
+ else {
+ svsp->lastchar = 0;
+ svsp->cur_offset++;
+ svsp->col++;
+ }
+ break;
- if(svsp->col >= ((svsp->maxcol)-1))
- {
- svsp->lastchar = 1;
- svsp->lastrow = svsp->row;
- }
- else
- {
- svsp->lastchar = 0;
- svsp->cur_offset++;
- svsp->col++;
- }
+ case STATE_ESC:
+ switch(ch) {
+ case ' ': /* ESC sp family */
+ svsp->state = STATE_BLANK;
break;
- case STATE_ESC:
- switch(ch)
- {
- case ' ': /* ESC sp family */
- svsp->state = STATE_BLANK;
- break;
-
- case '#': /* ESC # family */
- svsp->state = STATE_HASH;
- break;
-
- case '(': /* ESC ( family */
- svsp->state = STATE_BROPN;
- break;
-
- case ')': /* ESC ) family */
- svsp->state = STATE_BRCLO;
- break;
-
- case '*': /* ESC * family */
- svsp->state = STATE_STAR;
- break;
-
- case '+': /* ESC + family */
- svsp->state = STATE_PLUS;
- break;
-
- case '-': /* ESC - family */
- svsp->state = STATE_MINUS;
- break;
-
- case '.': /* ESC . family */
- svsp->state = STATE_DOT;
- break;
-
- case '/': /* ESC / family */
- svsp->state = STATE_SLASH;
- break;
-
- case '7': /* SAVE CURSOR */
- vt_sc(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case '8': /* RESTORE CURSOR */
- vt_rc(svsp);
- if (!kernel)
- attrib = svsp->c_attr;
- svsp->state = STATE_INIT;
- break;
-
- case '=': /* keypad application mode */
+ case '#': /* ESC # family */
+ svsp->state = STATE_HASH;
+ break;
+
+ case '(': /* ESC ( family */
+ svsp->state = STATE_BROPN;
+ break;
+
+ case ')': /* ESC ) family */
+ svsp->state = STATE_BRCLO;
+ break;
+
+ case '*': /* ESC * family */
+ svsp->state = STATE_STAR;
+ break;
+
+ case '+': /* ESC + family */
+ svsp->state = STATE_PLUS;
+ break;
+
+ case '-': /* ESC - family */
+ svsp->state = STATE_MINUS;
+ break;
+
+ case '.': /* ESC . family */
+ svsp->state = STATE_DOT;
+ break;
+
+ case '/': /* ESC / family */
+ svsp->state = STATE_SLASH;
+ break;
+
+ case '7': /* SAVE CURSOR */
+ vt_sc(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case '8': /* RESTORE CURSOR */
+ vt_rc(svsp);
+ if (!kernel)
+ attrib = svsp->c_attr;
+ svsp->state = STATE_INIT;
+ break;
+
+ case '=': /* keypad application mode */
#if !PCVT_INHIBIT_NUMLOCK
- vt_keyappl(svsp);
+ vt_keyappl(svsp);
#endif
- svsp->state = STATE_INIT;
- break;
+ svsp->state = STATE_INIT;
+ break;
- case '>': /* keypad numeric mode */
+ case '>': /* keypad numeric mode */
#if !PCVT_INHIBIT_NUMLOCK
- vt_keynum(svsp);
+ vt_keynum(svsp);
#endif
- svsp->state = STATE_INIT;
- break;
-
- case 'D': /* INDEX */
- vt_ind(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'E': /* NEXT LINE */
- vt_nel(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'H': /* set TAB at current col */
- svsp->tab_stops[svsp->col] = 1;
- svsp->state = STATE_INIT;
- break;
-
- case 'M': /* REVERSE INDEX */
- vt_ri(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'N': /* SINGLE SHIFT G2 */
- svsp->Gs = svsp->G2;
- svsp->ss = 1;
- svsp->state = STATE_INIT;
- break;
-
- case 'O': /* SINGLE SHIFT G3 */
- svsp->Gs = svsp->G3;
- svsp->ss = 1;
- svsp->state = STATE_INIT;
- break;
-
- case 'P': /* DCS detected */
- svsp->dcs_state = DCS_INIT;
- svsp->state = STATE_DCS;
- break;
-
- case 'Z': /* What are you = ESC [ c */
- vt_da(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case '[': /* CSI detected */
- clr_parms(svsp);
- svsp->state = STATE_CSI;
- break;
-
- case '\\': /* String Terminator */
- svsp->state = STATE_INIT;
- break;
-
- case 'c': /* hard reset */
- vt_ris(svsp);
- if (!kernel)
- attrib = svsp->c_attr;
- svsp->state = STATE_INIT;
- break;
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'D': /* INDEX */
+ vt_ind(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'E': /* NEXT LINE */
+ vt_nel(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'H': /* set TAB at current col */
+ svsp->tab_stops[svsp->col] = 1;
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'M': /* REVERSE INDEX */
+ vt_ri(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'N': /* SINGLE SHIFT G2 */
+ svsp->Gs = svsp->G2;
+ svsp->ss = 1;
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'O': /* SINGLE SHIFT G3 */
+ svsp->Gs = svsp->G3;
+ svsp->ss = 1;
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'P': /* DCS detected */
+ svsp->dcs_state = DCS_INIT;
+ svsp->state = STATE_DCS;
+ break;
+
+ case 'Z': /* What are you = ESC [ c */
+ vt_da(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case '[': /* CSI detected */
+ clr_parms(svsp);
+ svsp->state = STATE_CSI;
+ break;
+
+ case '\\': /* String Terminator */
+ svsp->state = STATE_INIT;
+ break;
+ case 'c': /* hard reset */
+ vt_ris(svsp);
+ if (!kernel)
+ attrib = svsp->c_attr;
+ svsp->state = STATE_INIT;
+ break;
#if PCVT_SETCOLOR
- case 'd': /* set color sgr */
- if(color)
- {
- /* set shiftwidth=4 */
- sgr_tab_color
- [svsp->
- vtsgr] =
- svsp->c_attr
- >> 8;
- user_attr =
- sgr_tab_color
- [0] << 8;
- }
- svsp->state = STATE_INIT;
- break;
-#endif /* PCVT_SETCOLOR */
- case 'n': /* Lock Shift G2 -> GL */
- svsp->GL = svsp->G2;
- svsp->state = STATE_INIT;
- break;
-
- case 'o': /* Lock Shift G3 -> GL */
- svsp->GL = svsp->G3;
- svsp->state = STATE_INIT;
- break;
-
- case '}': /* Lock Shift G2 -> GR */
- svsp->GR = svsp->G2;
- svsp->state = STATE_INIT;
- break;
-
- case '|': /* Lock Shift G3 -> GR */
- svsp->GR = svsp->G3;
- svsp->state = STATE_INIT;
- break;
-
- case '~': /* Lock Shift G1 -> GR */
- svsp->GR = svsp->G1;
- svsp->state = STATE_INIT;
- break;
-
- default:
- svsp->state = STATE_INIT;
- break;
+ case 'd': /* set color sgr */
+ if (color) {
+ /* set shiftwidth=4 */
+ sgr_tab_color[svsp->vtsgr] =
+ svsp->c_attr >> 8;
+ user_attr = sgr_tab_color[0] << 8;
}
+ svsp->state = STATE_INIT;
+ break;
+#endif /* PCVT_SETCOLOR */
+ case 'n': /* Lock Shift G2 -> GL */
+ svsp->GL = svsp->G2;
+ svsp->state = STATE_INIT;
break;
- case STATE_BLANK: /* ESC space [FG], which are */
- svsp->state = STATE_INIT; /* currently ignored*/
+ case 'o': /* Lock Shift G3 -> GL */
+ svsp->GL = svsp->G3;
+ svsp->state = STATE_INIT;
break;
- case STATE_HASH:
- switch(ch)
- {
- case '3': /* double height top half */
- case '4': /*double height bottom half*/
- case '5': /*single width sngle height*/
- case '6': /*double width sngle height*/
- svsp->state = STATE_INIT;
- break;
-
- case '8': /* fill sceen with 'E's */
- vt_aln(svsp);
- svsp->state = STATE_INIT;
- break;
-
- default: /* anything else */
- svsp->state = STATE_INIT;
- break;
- }
+ case '}': /* Lock Shift G2 -> GR */
+ svsp->GR = svsp->G2;
+ svsp->state = STATE_INIT;
break;
- case STATE_BROPN: /* designate G0 */
- case STATE_BRCLO: /* designate G1 */
- case STATE_STAR: /* designate G2 */
- case STATE_PLUS: /* designate G3 */
- case STATE_MINUS: /* designate G1 (96) */
- case STATE_DOT: /* designate G2 (96) */
- case STATE_SLASH: /* designate G3 (96) */
- svsp->which[svsp->whichi++] = ch;
- if(ch >= 0x20 && ch <= 0x2f
- && svsp->whichi <= 2)
- break;
- else if(ch >=0x30 && ch <= 0x7e)
- {
- svsp->which[svsp->whichi] = '\0';
- vt_designate(svsp);
- }
- svsp->whichi = 0;
+ case '|': /* Lock Shift G3 -> GR */
+ svsp->GR = svsp->G3;
svsp->state = STATE_INIT;
break;
- case STATE_CSIQM: /* DEC private modes */
- switch(ch)
- {
- case '0':
- case '1':
- case '2':
- case '3':
- case '4':
- case '5':
- case '6':
- case '7':
- case '8':
- case '9': /* parameters */
- svsp->parms[svsp->parmi] *= 10;
- svsp->parms[svsp->parmi] +=
- (ch -'0');
- break;
-
- case ';': /* next parameter */
- svsp->parmi =
- (svsp->parmi+1 < MAXPARMS) ?
- svsp->parmi+1 : svsp->parmi;
- break;
-
- case 'h': /* set mode */
- vt_set_dec_priv_qm(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'l': /* reset mode */
- vt_reset_dec_priv_qm(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'n': /* Reports */
- vt_dsr(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'K': /* selective erase in line */
- vt_sel(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'J':/*selective erase in display*/
- vt_sed(svsp);
- svsp->state = STATE_INIT;
- break;
-
- default:
- svsp->state = STATE_INIT;
- break;
+ case '~': /* Lock Shift G1 -> GR */
+ svsp->GR = svsp->G1;
+ svsp->state = STATE_INIT;
+ break;
- }
+ default:
+ svsp->state = STATE_INIT;
break;
+ }
+ break;
- case STATE_CSI:
- switch(ch)
- {
- case '0':
- case '1':
- case '2':
- case '3':
- case '4':
- case '5':
- case '6':
- case '7':
- case '8':
- case '9': /* parameters */
- svsp->parms[svsp->parmi] *= 10;
- svsp->parms[svsp->parmi] +=
- (ch -'0');
- break;
-
- case ';': /* next parameter */
- svsp->parmi =
- (svsp->parmi+1 < MAXPARMS) ?
- svsp->parmi+1 : svsp->parmi;
- break;
-
- case '?': /* ESC [ ? family */
- svsp->state = STATE_CSIQM;
- break;
-
- case '@': /* insert char */
- vt_ic(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case '"': /* select char attribute */
- svsp->state = STATE_DQUOTE;
- break;
-
- case '\'': /* for DECELR/DECSLE */
-/* XXX */ /* another state needed -hm */
- break;
-
- case '!': /* soft terminal reset */
- svsp->state = STATE_STR;
- break;
-
- case 'A': /* cursor up */
- vt_cuu(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'B': /* cursor down */
- vt_cud(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'C': /* cursor forward */
- vt_cuf(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'D': /* cursor backward */
- vt_cub(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'H': /* direct cursor addressing*/
- vt_curadr(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'J': /* erase screen */
- vt_clreos(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'K': /* erase line */
- vt_clreol(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'L': /* insert line */
- vt_il(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'M': /* delete line */
- vt_dl(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'P': /* delete character */
- vt_dch(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'S': /* scroll up */
- vt_su(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'T': /* scroll down */
- vt_sd(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'X': /* erase character */
- vt_ech(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'c': /* device attributes */
- vt_da(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'f': /* direct cursor addressing*/
- vt_curadr(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'g': /* clear tabs */
- vt_clrtab(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'h': /* set mode(s) */
- vt_set_ansi(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'i': /* media copy */
- vt_mc(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'l': /* reset mode(s) */
- vt_reset_ansi(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'm': /* select graphic rendition*/
- vt_sgr(svsp);
- if (!kernel)
- attrib = svsp->c_attr;
- svsp->state = STATE_INIT;
- break;
-
- case 'n': /* reports */
- vt_dsr(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'r': /* set scrolling region */
- vt_stbm(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 's': /* save cursor position */
- vt_sc(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'u': /* restore cursor position */
- vt_rc(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'x': /*request/report parameters*/
- vt_reqtparm(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'y': /* invoke selftest(s) */
- vt_tst(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'z': /* DECELR, ignored */
- case '{': /* DECSLE, ignored */
- svsp->state = STATE_INIT;
- break;
-
- default:
- svsp->state = STATE_INIT;
- break;
- }
+ case STATE_BLANK: /* ESC space [FG], which are */
+ svsp->state = STATE_INIT; /* currently ignored*/
+ break;
+
+ case STATE_HASH:
+ switch(ch) {
+ case '3': /* double height top half */
+ case '4': /* double height bottom half */
+ case '5': /* single width sngle height */
+ case '6': /* double width sngle height */
+ svsp->state = STATE_INIT;
break;
- case STATE_DCS:
- vt_dcsentry(ch,svsp);
+ case '8': /* fill sceen with 'E's */
+ vt_aln(svsp);
+ svsp->state = STATE_INIT;
break;
- case STATE_DQUOTE:
- switch(ch)
- {
- case 'p': /* compatibility level */
- vt_scl(svsp);
- svsp->state = STATE_INIT;
- break;
-
- case 'q': /* select char attributes */
- vt_sca(svsp);
- svsp->state = STATE_INIT;
- break;
-
- default:
- svsp->state = STATE_INIT;
- break;
- }
+ default: /* anything else */
+ svsp->state = STATE_INIT;
break;
+ }
+ break;
- case STATE_STR:
- switch(ch)
- {
- case 'p': /* soft terminal reset */
- vt_str(svsp);
- if (!kernel)
- attrib = svsp->c_attr;
- svsp->state = STATE_INIT;
- break;
-
- default:
- svsp->state = STATE_INIT;
- break;
- }
+ case STATE_BROPN: /* designate G0 */
+ case STATE_BRCLO: /* designate G1 */
+ case STATE_STAR: /* designate G2 */
+ case STATE_PLUS: /* designate G3 */
+ case STATE_MINUS: /* designate G1 (96) */
+ case STATE_DOT: /* designate G2 (96) */
+ case STATE_SLASH: /* designate G3 (96) */
+ svsp->which[svsp->whichi++] = ch;
+ if (ch >= 0x20 && ch <= 0x2f && svsp->whichi <= 2) {
+ break;
+ } else if (ch >=0x30 && ch <= 0x7e) {
+ svsp->which[svsp->whichi] = '\0';
+ vt_designate(svsp);
+ }
+ svsp->whichi = 0;
+ svsp->state = STATE_INIT;
+ break;
+
+ case STATE_CSIQM: /* DEC private modes */
+ switch(ch) {
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9': /* parameters */
+ svsp->parms[svsp->parmi] *= 10;
+ svsp->parms[svsp->parmi] += (ch - '0');
+ break;
+
+ case ';': /* next parameter */
+ svsp->parmi = (svsp->parmi+1 < MAXPARMS) ?
+ svsp->parmi+1 : svsp->parmi;
+ break;
+
+ case 'h': /* set mode */
+ vt_set_dec_priv_qm(svsp);
+ svsp->state = STATE_INIT;
break;
- default: /* failsafe */
+ case 'l': /* reset mode */
+ vt_reset_dec_priv_qm(svsp);
svsp->state = STATE_INIT;
break;
+ case 'n': /* Reports */
+ vt_dsr(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'K': /* selective erase in line */
+ vt_sel(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'J':/*selective erase in display*/
+ vt_sed(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ default:
+ svsp->state = STATE_INIT;
+ break;
+ }
+ break;
+
+ case STATE_CSI:
+ switch(ch) {
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9': /* parameters */
+ svsp->parms[svsp->parmi] *= 10;
+ svsp->parms[svsp->parmi] += (ch - '0');
+ break;
+
+ case ';': /* next parameter */
+ svsp->parmi = (svsp->parmi+1 < MAXPARMS) ?
+ svsp->parmi+1 : svsp->parmi;
+ break;
+
+ case '?': /* ESC [ ? family */
+ svsp->state = STATE_CSIQM;
+ break;
+
+ case '@': /* insert char */
+ vt_ic(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case '"': /* select char attribute */
+ svsp->state = STATE_DQUOTE;
+ break;
+
+ case '\'': /* for DECELR/DECSLE */
+/* XXX */ /* another state needed -hm */
+ break;
+
+ case '!': /* soft terminal reset */
+ svsp->state = STATE_STR;
+ break;
+
+ case 'A': /* cursor up */
+ vt_cuu(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'B': /* cursor down */
+ vt_cud(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'C': /* cursor forward */
+ vt_cuf(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'D': /* cursor backward */
+ vt_cub(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'H': /* direct cursor addressing*/
+ vt_curadr(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'J': /* erase screen */
+ vt_clreos(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'K': /* erase line */
+ vt_clreol(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'L': /* insert line */
+ vt_il(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'M': /* delete line */
+ vt_dl(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'P': /* delete character */
+ vt_dch(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'S': /* scroll up */
+ vt_su(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'T': /* scroll down */
+ vt_sd(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'X': /* erase character */
+ vt_ech(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'c': /* device attributes */
+ vt_da(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'f': /* direct cursor addressing*/
+ vt_curadr(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'g': /* clear tabs */
+ vt_clrtab(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'h': /* set mode(s) */
+ vt_set_ansi(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'i': /* media copy */
+ vt_mc(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'l': /* reset mode(s) */
+ vt_reset_ansi(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'm': /* select graphic rendition*/
+ vt_sgr(svsp);
+ if (!kernel)
+ attrib = svsp->c_attr;
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'n': /* reports */
+ vt_dsr(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'r': /* set scrolling region */
+ vt_stbm(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 's': /* save cursor position */
+ vt_sc(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'u': /* restore cursor position */
+ vt_rc(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'x': /*request/report parameters*/
+ vt_reqtparm(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'y': /* invoke selftest(s) */
+ vt_tst(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'z': /* DECELR, ignored */
+ case '{': /* DECSLE, ignored */
+ svsp->state = STATE_INIT;
+ break;
+
+ default:
+ svsp->state = STATE_INIT;
+ break;
+ }
+ break;
+
+ case STATE_DCS:
+ vt_dcsentry(ch,svsp);
+ break;
+
+ case STATE_DQUOTE:
+ switch(ch) {
+ case 'p': /* compatibility level */
+ vt_scl(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ case 'q': /* select char attributes */
+ vt_sca(svsp);
+ svsp->state = STATE_INIT;
+ break;
+
+ default:
+ svsp->state = STATE_INIT;
+ break;
+ }
+ break;
+
+ case STATE_STR:
+ switch(ch) {
+ case 'p': /* soft terminal reset */
+ vt_str(svsp);
+ if (!kernel)
+ attrib = svsp->c_attr;
+ svsp->state = STATE_INIT;
+ break;
+
+ default:
+ svsp->state = STATE_INIT;
+ break;
+ }
+ break;
+
+ default: /* failsafe */
+ svsp->state = STATE_INIT;
+ break;
}
}
svsp->row = svsp->cur_offset / svsp->maxcol; /* current row update */
/* take care of last character on line behaviour */
-
- if(svsp->lastchar && (svsp->col < ((svsp->maxcol)-1)))
+ if (svsp->lastchar && (svsp->col < ((svsp->maxcol)-1)))
svsp->lastchar = 0;
}
- if(svsp == vsp) /* on current displayed page ? */
+ if (svsp == vsp) /* on current displayed page ? */
cursor_pos_valid = 1; /* position is valid now */
}
svsp->c_attr = user_attr; /* non-kernel attributes */
svsp->bell_on = 1; /* enable bell */
svsp->sevenbit = 0; /* set to 8-bit path */
- svsp->dis_fnc = 0; /* disable display functions */
svsp->transparent = 0; /* disable internal tranparency */
svsp->C1_ctls = 0; /* process only C0 ctls */
svsp->lastchar = 0; /* VTxxx behaviour of last */
projects / openbsd / commitdiff