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vte: add 8-bit C1 code handlers (dummy)

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Add handlers for C1 codes with a description what they are supposed to do. They
are not yet implemented and are no-ops.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
This commit is contained in:
David Herrmann 2012-02-29 17:11:25 +01:00
parent 44fdd29e6c
commit ea81381be5
1 changed files with 56 additions and 2 deletions
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58
src/vte.c
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@ -175,24 +175,36 @@ static void do_execute(struct kmscon_vte *vte, uint32_t ctrl)
break;
case 0x05: /* ENQ */
/* Transmit answerback message */
/* TODO */
break;
case 0x07: /* BEL */
/* Sound bell tone */
/* TODO: I always considered this annying, however, we
* should at least provide some way to enable it if the
* user *really* wants it.
*/
break;
case 0x08: /* BS */
/* Move cursor one position left */
/* TODO: Do we really have auto-wrap feature here? vt520
* doc says nothing about it. We should probably use
* kmscon_console_move_left() here.
*/
kmscon_console_backspace(vte->con);
break;
case 0x09: /* HT */
/* Move to next tab stop or end of line */
/* TODO */
break;
case 0x0a: /* LF */
/* Line feed or newline (CR/NL mode) */
/* TODO: implement CR/NL mode */
kmscon_console_newline(vte->con);
break;
case 0x0b: /* VT */
case 0x0c: /* FF */
/* Line feed */
/* TODO: does this depend on CR/NL, too? */
kmscon_console_move_down(vte->con, 1, true);
break;
case 0x0d: /* CR */
@ -200,23 +212,65 @@ static void do_execute(struct kmscon_vte *vte, uint32_t ctrl)
kmscon_console_move_line_home(vte->con);
break;
case 0x0e: /* SO */
/* Invoke G1 character set */
/* Map G1 character set into GL */
/* TODO */
break;
case 0x0f: /* SI */
/* Select G0 character set */
/* Map G0 character set into Gl */
/* TODO */
break;
case 0x11: /* XON */
/* Resume transmission */
/* TODO */
break;
case 0x13: /* XOFF */
/* Stop transmission */
/* TODO */
break;
case 0x18: /* CAN */
/* Cancel escape sequence */
/* nothing to do here */
break;
case 0x1a: /* SUB */
/* Discard current escape sequence and show err-sym */
/* TODO: show reversed question mark */
kmscon_console_write(vte->con, '?');
break;
case 0x1b: /* ESC */
/* Invokes an escape sequence */
/* nothing to do here */
break;
case 0x84: /* IND */
/* Move down one row, perform scroll-up if needed */
/* TODO */
break;
case 0x85: /* NEL */
/* CR/NL with scroll-up if needed */
/* TODO */
break;
case 0x88: /* HTS */
/* Set tab stop at current position */
/* TODO */
break;
case 0x8d: /* RI */
/* Move up one row, perform scroll-down if needed */
/* TODO */
break;
case 0x8e: /* SS2 */
/* Temporarily map G2 into GL for next char only */
/* TODO */
break;
case 0x8f: /* SS3 */
/* Temporarily map G3 into GL for next char only */
/* TODO */
break;
case 0x9a: /* DECID */
/* Send device attributes response like ANSI DA */
/* TODO*/
break;
case 0x9c: /* ST */
/* End control string */
/* nothing to do here */
break;
}
}