int guac_terminal_escape()

in src/terminal/terminal-handlers.c [410:500]

• 62 lines of code
• 15 McCabe index (conditional complexity)

int guac_terminal_escape(guac_terminal* term, unsigned char c) {

    switch (c) {

        case '(':
            term->char_handler = guac_terminal_g0_charset; 
            break;

        case ')':
            term->char_handler = guac_terminal_g1_charset; 
            break;

        case ']':
            term->char_handler = guac_terminal_osc; 
            break;

        case '[':
            term->char_handler = guac_terminal_csi; 
            break;

        case '#':
            term->char_handler = guac_terminal_ctrl_func; 
            break;

        /* Save Cursor (DECSC) */
        case '7':
            term->saved_cursor_row = term->cursor_row;
            term->saved_cursor_col = term->cursor_col;

            term->char_handler = guac_terminal_echo; 
            break;

        /* Restore Cursor (DECRC) */
        case '8':
            guac_terminal_move_cursor(term,
                    term->saved_cursor_row,
                    term->saved_cursor_col);

            term->char_handler = guac_terminal_echo; 
            break;

        /* Index (IND) */
        case 'D':
            guac_terminal_linefeed(term, false);
            term->char_handler = guac_terminal_echo; 
            break;

        /* Next Line (NEL) */
        case 'E':
            guac_terminal_move_cursor(term, term->cursor_row, 0);
            guac_terminal_linefeed(term, false);
            term->char_handler = guac_terminal_echo; 
            break;

        /* Set Tab (HTS) */
        case 'H':
            guac_terminal_set_tab(term, term->cursor_col);
            term->char_handler = guac_terminal_echo; 
            break;

        /* Reverse Linefeed */
        case 'M':
            guac_terminal_reverse_linefeed(term);
            term->char_handler = guac_terminal_echo; 
            break;

        /* DEC Identify */
        case 'Z':
            guac_terminal_send_string(term, GUAC_TERMINAL_VT102_ID);
            term->char_handler = guac_terminal_echo; 
            break;

        /* Reset */
        case 'c':
            guac_terminal_reset(term);
            break;

        case '_':
            term->char_handler = guac_terminal_apc;
            break;

        default:
            guac_client_log(term->client, GUAC_LOG_DEBUG,
                    "Unhandled ESC sequence: %c", c);
            term->char_handler = guac_terminal_echo; 

    }

    return 0;

}