"SOCKS", I(PROXY_SOCKS),
void setup_config_box(struct controlbox *b, struct sesslist *sesslist,		      int midsession, int protocol){    struct controlset *s;    struct sessionsaver_data *ssd;    struct charclass_data *ccd;    struct colour_data *cd;    struct environ_data *ed;    struct portfwd_data *pfd;    union control *c;    char *str;    ssd = (struct sessionsaver_data *)	ctrl_alloc(b, sizeof(struct sessionsaver_data));    memset(ssd, 0, sizeof(*ssd));    ssd->sesslist = (midsession ? NULL : sesslist);    /*     * The standard panel that appears at the bottom of all panels:     * Open, Cancel, Apply etc.     */    s = ctrl_getset(b, "", "", "");    ctrl_columns(s, 5, 20, 20, 20, 20, 20);    ssd->okbutton = ctrl_pushbutton(s,				    (midsession ? "Apply" : "Open"),				    (char)(midsession ? 'a' : 'o'),				    HELPCTX(no_help),				    sessionsaver_handler, P(ssd));    ssd->okbutton->button.isdefault = TRUE;    ssd->okbutton->generic.column = 3;    ssd->cancelbutton = ctrl_pushbutton(s, "Cancel", 'c', HELPCTX(no_help),					sessionsaver_handler, P(ssd));    ssd->cancelbutton->button.iscancel = TRUE;    ssd->cancelbutton->generic.column = 4;    /* We carefully don't close the 5-column part, so that platform-     * specific add-ons can put extra buttons alongside Open and Cancel. */    /*     * The Session panel.     */    str = dupprintf("Basic options for your %s session", appname);    ctrl_settitle(b, "Session", str);    sfree(str);    if (!midsession) {	s = ctrl_getset(b, "Session", "hostport",			"Specify your connection by host name or IP address");	ctrl_columns(s, 2, 75, 25);	c = ctrl_editbox(s, "Host Name (or IP address)", 'n', 100,			 HELPCTX(session_hostname),			 dlg_stdeditbox_handler, I(offsetof(Config,host)),			 I(sizeof(((Config *)0)->host)));	c->generic.column = 0;	c = ctrl_editbox(s, "Port", 'p', 100, HELPCTX(session_hostname),			 dlg_stdeditbox_handler,			 I(offsetof(Config,port)), I(-1));	c->generic.column = 1;	ctrl_columns(s, 1, 100);	if (backends[3].name == NULL) {	    ctrl_radiobuttons(s, "Protocol:", NO_SHORTCUT, 3,			      HELPCTX(session_hostname),			      protocolbuttons_handler, P(c),			      "Raw", 'r', I(PROT_RAW),			      "Telnet", 't', I(PROT_TELNET),			      "Rlogin", 'i', I(PROT_RLOGIN),			      NULL);	} else {	    ctrl_radiobuttons(s, "Protocol:", NO_SHORTCUT, 4,			      HELPCTX(session_hostname),			      protocolbuttons_handler, P(c),			      "Raw", 'r', I(PROT_RAW),			      "Telnet", 't', I(PROT_TELNET),			      "Rlogin", 'i', I(PROT_RLOGIN),			      "SSH", 's', I(PROT_SSH),			      NULL);	}	s = ctrl_getset(b, "Session", "savedsessions",			"Load, save or delete a stored session");	ctrl_columns(s, 2, 75, 25);	ssd->sesslist = sesslist;	ssd->editbox = ctrl_editbox(s, "Saved Sessions", 'e', 100,				    HELPCTX(session_saved),				    sessionsaver_handler, P(ssd), P(NULL));	ssd->editbox->generic.column = 0;	/* Reset columns so that the buttons are alongside the list, rather	 * than alongside that edit box. */	ctrl_columns(s, 1, 100);	ctrl_columns(s, 2, 75, 25);	ssd->listbox = ctrl_listbox(s, NULL, NO_SHORTCUT,				    HELPCTX(session_saved),				    sessionsaver_handler, P(ssd));	ssd->listbox->generic.column = 0;	ssd->listbox->listbox.height = 7;	ssd->loadbutton = ctrl_pushbutton(s, "Load", 'l',					  HELPCTX(session_saved),					  sessionsaver_handler, P(ssd));	ssd->loadbutton->generic.column = 1;	ssd->savebutton = ctrl_pushbutton(s, "Save", 'v',					  HELPCTX(session_saved),					  sessionsaver_handler, P(ssd));	ssd->savebutton->generic.column = 1;	ssd->delbutton = ctrl_pushbutton(s, "Delete", 'd',					 HELPCTX(session_saved),					 sessionsaver_handler, P(ssd));	ssd->delbutton->generic.column = 1;	ctrl_columns(s, 1, 100);    }    s = ctrl_getset(b, "Session", "otheropts", NULL);    c = ctrl_radiobuttons(s, "Close window on exit:", 'w', 4,			  HELPCTX(session_coe),			  dlg_stdradiobutton_handler,			  I(offsetof(Config, close_on_exit)),			  "Always", I(FORCE_ON),			  "Never", I(FORCE_OFF),			  "Only on clean exit", I(AUTO), NULL);    /*     * The Session/Logging panel.     */    ctrl_settitle(b, "Session/Logging", "Options controlling session logging");    s = ctrl_getset(b, "Session/Logging", "main", NULL);    /*     * The logging buttons change depending on whether SSH packet     * logging can sensibly be available.     */    {	char *sshlogname;	if ((midsession && protocol == PROT_SSH) ||	    (!midsession && backends[3].name != NULL))	    sshlogname = "Log SSH packet data";	else	    sshlogname = NULL;	       /* this will disable the button */	ctrl_radiobuttons(s, "Session logging:", NO_SHORTCUT, 1,			  HELPCTX(logging_main),			  dlg_stdradiobutton_handler,			  I(offsetof(Config, logtype)),			  "Logging turned off completely", 't', I(LGTYP_NONE),			  "Log printable output only", 'p', I(LGTYP_ASCII),			  "Log all session output", 'l', I(LGTYP_DEBUG),			  sshlogname, 's', I(LGTYP_PACKETS),			  NULL);    }    ctrl_filesel(s, "Log file name:", 'f',		 NULL, TRUE, "Select session log file name",		 HELPCTX(logging_filename),		 dlg_stdfilesel_handler, I(offsetof(Config, logfilename)));    ctrl_text(s, "(Log file name can contain &Y, &M, &D for date,"	      " &T for time, and &H for host name)",	      HELPCTX(logging_filename));    ctrl_radiobuttons(s, "What to do if the log file already exists:", 'e', 1,		      HELPCTX(logging_exists),		      dlg_stdradiobutton_handler, I(offsetof(Config,logxfovr)),		      "Always overwrite it", I(LGXF_OVR),		      "Always append to the end of it", I(LGXF_APN),		      "Ask the user every time", I(LGXF_ASK), NULL);    /*     * The Terminal panel.     */    ctrl_settitle(b, "Terminal", "Options controlling the terminal emulation");    s = ctrl_getset(b, "Terminal", "general", "Set various terminal options");    ctrl_checkbox(s, "Auto wrap mode initially on", 'w',		  HELPCTX(terminal_autowrap),		  dlg_stdcheckbox_handler, I(offsetof(Config,wrap_mode)));    ctrl_checkbox(s, "DEC Origin Mode initially on", 'd',		  HELPCTX(terminal_decom),		  dlg_stdcheckbox_handler, I(offsetof(Config,dec_om)));    ctrl_checkbox(s, "Implicit CR in every LF", 'r',		  HELPCTX(terminal_lfhascr),		  dlg_stdcheckbox_handler, I(offsetof(Config,lfhascr)));    ctrl_checkbox(s, "Use background colour to erase screen", 'e',		  HELPCTX(terminal_bce),		  dlg_stdcheckbox_handler, I(offsetof(Config,bce)));    ctrl_checkbox(s, "Enable blinking text", 'n',		  HELPCTX(terminal_blink),		  dlg_stdcheckbox_handler, I(offsetof(Config,blinktext)));    ctrl_editbox(s, "Answerback to ^E:", 's', 100,		 HELPCTX(terminal_answerback),		 dlg_stdeditbox_handler, I(offsetof(Config,answerback)),		 I(sizeof(((Config *)0)->answerback)));    s = ctrl_getset(b, "Terminal", "ldisc", "Line discipline options");    ctrl_radiobuttons(s, "Local echo:", 'l', 3,		      HELPCTX(terminal_localecho),		      dlg_stdradiobutton_handler,I(offsetof(Config,localecho)),		      "Auto", I(AUTO),		      "Force on", I(FORCE_ON),		      "Force off", I(FORCE_OFF), NULL);    ctrl_radiobuttons(s, "Local line editing:", 't', 3,		      HELPCTX(terminal_localedit),		      dlg_stdradiobutton_handler,I(offsetof(Config,localedit)),		      "Auto", I(AUTO),		      "Force on", I(FORCE_ON),		      "Force off", I(FORCE_OFF), NULL);    s = ctrl_getset(b, "Terminal", "printing", "Remote-controlled printing");    ctrl_combobox(s, "Printer to send ANSI printer output to:", 'p', 100,		  HELPCTX(terminal_printing),		  printerbox_handler, P(NULL), P(NULL));    /*     * The Terminal/Keyboard panel.     */    ctrl_settitle(b, "Terminal/Keyboard",		  "Options controlling the effects of keys");    s = ctrl_getset(b, "Terminal/Keyboard", "mappings",		    "Change the sequences sent by:");    ctrl_radiobuttons(s, "The Backspace key", 'b', 2,		      HELPCTX(keyboard_backspace),		      dlg_stdradiobutton_handler,		      I(offsetof(Config, bksp_is_delete)),		      "Control-H", I(0), "Control-? (127)", I(1), NULL);    ctrl_radiobuttons(s, "The Home and End keys", 'e', 2,		      HELPCTX(keyboard_homeend),		      dlg_stdradiobutton_handler,		      I(offsetof(Config, rxvt_homeend)),		      "Standard", I(0), "rxvt", I(1), NULL);    ctrl_radiobuttons(s, "The Function keys and keypad", 'f', 3,		      HELPCTX(keyboard_funkeys),		      dlg_stdradiobutton_handler,		      I(offsetof(Config, funky_type)),		      "ESC[n~", I(0), "Linux", I(1), "Xterm R6", I(2),		      "VT400", I(3), "VT100+", I(4), "SCO", I(5), NULL);    s = ctrl_getset(b, "Terminal/Keyboard", "appkeypad",		    "Application keypad settings:");    ctrl_radiobuttons(s, "Initial state of cursor keys:", 'r', 3,		      HELPCTX(keyboard_appcursor),		      dlg_stdradiobutton_handler,		      I(offsetof(Config, app_cursor)),		      "Normal", I(0), "Application", I(1), NULL);    ctrl_radiobuttons(s, "Initial state of numeric keypad:", 'n', 3,		      HELPCTX(keyboard_appkeypad),		      numeric_keypad_handler, P(NULL),		      "Normal", I(0), "Application", I(1), "NetHack", I(2),		      NULL);    /*     * The Terminal/Bell panel.     */    ctrl_settitle(b, "Terminal/Bell",		  "Options controlling the terminal bell");    s = ctrl_getset(b, "Terminal/Bell", "style", "Set the style of bell");    ctrl_radiobuttons(s, "Action to happen when a bell occurs:", 'b', 1,		      HELPCTX(bell_style),		      dlg_stdradiobutton_handler, I(offsetof(Config, beep)),		      "None (bell disabled)", I(BELL_DISABLED),		      "Make default system alert sound", I(BELL_DEFAULT),		      "Visual bell (flash window)", I(BELL_VISUAL), NULL);    s = ctrl_getset(b, "Terminal/Bell", "overload",		    "Control the bell overload behaviour");    ctrl_checkbox(s, "Bell is temporarily disabled when over-used", 'd',		  HELPCTX(bell_overload),		  dlg_stdcheckbox_handler, I(offsetof(Config,bellovl)));    ctrl_editbox(s, "Over-use means this many bells...", 'm', 20,		 HELPCTX(bell_overload),		 dlg_stdeditbox_handler, I(offsetof(Config,bellovl_n)), I(-1));    ctrl_editbox(s, "... in this many seconds", 't', 20,		 HELPCTX(bell_overload),		 dlg_stdeditbox_handler, I(offsetof(Config,bellovl_t)),		 I(-TICKSPERSEC));    ctrl_text(s, "The bell is re-enabled after a few seconds of silence.",	      HELPCTX(bell_overload));    ctrl_editbox(s, "Seconds of silence required", 's', 20,		 HELPCTX(bell_overload),		 dlg_stdeditbox_handler, I(offsetof(Config,bellovl_s)),		 I(-TICKSPERSEC));    /*     * The Terminal/Features panel.     */    ctrl_settitle(b, "Terminal/Features",		  "Enabling and disabling advanced terminal features");    s = ctrl_getset(b, "Terminal/Features", "main", NULL);    ctrl_checkbox(s, "Disable application cursor keys mode", 'u',		  HELPCTX(features_application),		  dlg_stdcheckbox_handler, I(offsetof(Config,no_applic_c)));    ctrl_checkbox(s, "Disable application keypad mode", 'k',		  HELPCTX(features_application),		  dlg_stdcheckbox_handler, I(offsetof(Config,no_applic_k)));    ctrl_checkbox(s, "Disable xterm-style mouse reporting", 'x',		  HELPCTX(features_mouse),		  dlg_stdcheckbox_handler, I(offsetof(Config,no_mouse_rep)));    ctrl_checkbox(s, "Disable remote-controlled terminal resizing", 's',		  HELPCTX(features_resize),		  dlg_stdcheckbox_handler,		  I(offsetof(Config,no_remote_resize)));    ctrl_checkbox(s, "Disable switching to alternate terminal screen", 'w',		  HELPCTX(features_altscreen),		  dlg_stdcheckbox_handler, I(offsetof(Config,no_alt_screen)));    ctrl_checkbox(s, "Disable remote-controlled window title changing", 't',		  HELPCTX(features_retitle),		  dlg_stdcheckbox_handler,		  I(offsetof(Config,no_remote_wintitle)));    ctrl_checkbox(s, "Disable remote window title querying (SECURITY)",		  'q', HELPCTX(features_qtitle), dlg_stdcheckbox_handler,		  I(offsetof(Config,no_remote_qtitle)));    ctrl_checkbox(s, "Disable destructive backspace on server sending ^?",'b',		  HELPCTX(features_dbackspace),		  dlg_stdcheckbox_handler, I(offsetof(Config,no_dbackspace)));    ctrl_checkbox(s, "Disable remote-controlled character set configuration",		  'r', HELPCTX(features_charset), dlg_stdcheckbox_handler,		  I(offsetof(Config,no_remote_charset)));    /*     * The Window panel.     */    str = dupprintf("Options controlling %s's window", appname);    ctrl_settitle(b, "Window", str);    sfree(str);    s = ctrl_getset(b, "Window", "size", "Set the size of the window");    ctrl_columns(s, 2, 50, 50);    c = ctrl_editbox(s, "Rows", 'r', 100,		     HELPCTX(window_size),		     dlg_stdeditbox_handler, I(offsetof(Config,height)),I(-1));    c->generic.column = 0;    c = ctrl_editbox(s, "Columns", 'm', 100,		     HELPCTX(window_size),		     dlg_stdeditbox_handler, I(offsetof(Config,width)), I(-1));    c->generic.column = 1;    ctrl_columns(s, 1, 100);    s = ctrl_getset(b, "Window", "scrollback",		    "Control the scrollback in the window");    ctrl_editbox(s, "Lines of scrollback", 's', 50,		 HELPCTX(window_scrollback),		 dlg_stdeditbox_handler, I(offsetof(Config,savelines)), I(-1));    ctrl_checkbox(s, "Display scrollbar", 'd',		  HELPCTX(window_scrollback),		  dlg_stdcheckbox_handler, I(offsetof(Config,scrollbar)));    ctrl_checkbox(s, "Reset scrollback on keypress", 'k',		  HELPCTX(window_scrollback),		  dlg_stdcheckbox_handler, I(offsetof(Config,scroll_on_key)));    ctrl_checkbox(s, "Reset scrollback on display activity", 'p',		  HELPCTX(window_scrollback),		  dlg_stdcheckbox_handler, I(offsetof(Config,scroll_on_disp)));    ctrl_checkbox(s, "Push erased text into scrollback", 'e',		  HELPCTX(window_erased),		  dlg_stdcheckbox_handler,		  I(offsetof(Config,erase_to_scrollback)));    /*     * The Window/Appearance panel.     */    str = dupprintf("Configure the appearance of %s's window", appname);    ctrl_settitle(b, "Window/Appearance", str);    sfree(str);    s = ctrl_getset(b, "Window/Appearance", "cursor",		    "Adjust the use of the cursor");    ctrl_radiobuttons(s, "Cursor appearance:", NO_SHORTCUT, 3,		      HELPCTX(appearance_cursor),		      dlg_stdradiobutton_handler,		      I(offsetof(Config, cursor_type)),		      "Block", 'l', I(0),		      "Underline", 'u', I(1),		      "Vertical line", 'v', I(2), NULL);    ctrl_checkbox(s, "Cursor blinks", 'b',		  HELPCTX(appearance_cursor),		  dlg_stdcheckbox_handler, I(offsetof(Config,blink_cur)));    s = ctrl_getset(b, "Window/Appearance", "font",		    "Font settings");    ctrl_fontsel(s, "Font used in the terminal window", 'n',		 HELPCTX(appearance_font),		 dlg_stdfontsel_handler, I(offsetof(Config, font)));    s = ctrl_getset(b, "Window/Appearance", "mouse",		    "Adjust the use of the mouse pointer");    ctrl_checkbox(s, "Hide mouse pointer when typing in window", 'p',		  HELPCTX(appearance_hidemouse),		  dlg_stdcheckbox_handler, I(offsetof(Config,hide_mouseptr)));    s = ctrl_getset(b, "Window/Appearance", "border",		    "Adjust the window border");    ctrl_editbox(s, "Gap between text and window edge:", NO_SHORTCUT, 20,		 HELPCTX(appearance_border),		 dlg_stdeditbox_handler,		 I(offsetof(Config,window_border)), I(-1));    /*     * The Window/Behaviour panel.     */    str = dupprintf("Configure the behaviour of %s's window", appname);    ctrl_settitle(b, "Window/Behaviour", str);    sfree(str);    s = ctrl_getset(b, "Window/Behaviour", "title",		    "Adjust the behaviour of the window title");    ctrl_editbox(s, "Window title:", 't', 100,		 HELPCTX(appearance_title),		 dlg_stdeditbox_handler, I(offsetof(Config,wintitle)),		 I(sizeof(((Config *)0)->wintitle)));    ctrl_checkbox(s, "Separate window and icon titles", 'i',		  HELPCTX(appearance_title),		  dlg_stdcheckbox_handler,		  I(CHECKBOX_INVERT | offsetof(Config,win_name_always)));    s = ctrl_getset(b, "Window/Behaviour", "main", NULL);    ctrl_checkbox(s, "Warn before closing window", 'w',		  HELPCTX(behaviour_closewarn),		  dlg_stdcheckbox_handler, I(offsetof(Config,warn_on_close)));    /*     * The Window/Translation panel.     */    ctrl_settitle(b, "Window/Translation",		  "Options controlling character set translation");    s = ctrl_getset(b, "Window/Translation", "trans",		    "Character set translation on received data");    ctrl_combobox(s, "Received data assumed to be in which character set:",		  'r', 100, HELPCTX(translation_codepage),		  codepage_handler, P(NULL), P(NULL));    str = dupprintf("Adjust how %s displays line drawing characters", appname);    s = ctrl_getset(b, "Window/Translation", "linedraw", str);    sfree(str);    ctrl_radiobuttons(s, "Handling of line drawing characters:", NO_SHORTCUT,1,		      HELPCTX(translation_linedraw),		      dlg_stdradiobutton_handler,		      I(offsetof(Config, vtmode)),		      "Use Unicode line drawing code points",'u',I(VT_UNICODE),		      "Poor man's line drawing (+, - and |)",'p',I(VT_POORMAN),		      NULL);    /*     * The Window/Selection panel.     */    ctrl_settitle(b, "Window/Selection", "Options controlling copy and paste");    s = ctrl_getset(b, "Window/Selection", "trans",		    "Translation of pasted characters");    ctrl_checkbox(s, "Paste VT100 line drawing chars as lqqqk",'d',		  HELPCTX(selection_linedraw),		  dlg_stdcheckbox_handler, I(offsetof(Config,rawcnp)));	    s = ctrl_getset(b, "Window/Selection", "mouse",		    "Control use of mouse");    ctrl_checkbox(s, "Shift overrides application's use of mouse", 'p',		  HELPCTX(selection_shiftdrag),		  dlg_stdcheckbox_handler, I(offsetof(Config,mouse_override)));    ctrl_radiobuttons(s,		      "Default selection mode (Alt+drag does the other one):",		      NO_SHORTCUT, 2,		      HELPCTX(selection_rect),		      dlg_stdradiobutton_handler,		      I(offsetof(Config, rect_select)),		      "Normal", 'n', I(0),		      "Rectangular block", 'r', I(1), NULL);    s = ctrl_getset(b, "Window/Selection", "charclass",		    "Control the select-one-word-at-a-time mode");    ccd = (struct charclass_data *)	ctrl_alloc(b, sizeof(struct charclass_data));    ccd->listbox = ctrl_listbox(s, "Character classes:", 'e',				HELPCTX(selection_charclasses),				charclass_handler, P(ccd));    ccd->listbox->listbox.multisel = 1;    ccd->listbox->listbox.ncols = 4;    ccd->listbox->listbox.percentages = snewn(4, int);    ccd->listbox->listbox.percentages[0] = 15;    ccd->listbox->listbox.percentages[1] = 25;    ccd->listbox->listbox.percentages[2] = 20;    ccd->listbox->listbox.percentages[3] = 40;    ctrl_columns(s, 2, 67, 33);    ccd->editbox = ctrl_editbox(s, "Set to class", 't', 50,				HELPCTX(selection_charclasses),				charclass_handler, P(ccd), P(NULL));    ccd->editbox->generic.column = 0;    ccd->button = ctrl_pushbutton(s, "Set", 's',				  HELPCTX(selection_charclasses),				  charclass_handler, P(ccd));    ccd->button->generic.column = 1;    ctrl_columns(s, 1, 100);    /*     * The Window/Colours panel.     */    ctrl_settitle(b, "Window/Colours", "Options controlling use of colours");    s = ctrl_getset(b, "Window/Colours", "general",		    "General options for colour usage");    ctrl_checkbox(s, "Bolded text is a different colour", 'b',		  HELPCTX(colours_bold),		  dlg_stdcheckbox_handler, I(offsetof(Config,bold_colour)));    str = dupprintf("Adjust the precise colours %s displays", appname);    s = ctrl_getset(b, "Window/Colours", "adjust", str);    sfree(str);    ctrl_text(s, "Select a colour from the list, and then click the"	      " Modify button to change its appearance.",	      HELPCTX(colours_config));    ctrl_columns(s, 2, 67, 33);    cd = (struct colour_data *)ctrl_alloc(b, sizeof(struct colour_data));    cd->listbox = ctrl_listbox(s, "Select a colour to adjust:", 'u',			       HELPCTX(colours_config), colour_handler, P(cd));    cd->listbox->generic.column = 0;    cd->listbox->listbox.height = 7;    c = ctrl_text(s, "RGB value:", HELPCTX(colours_config));    c->generic.column = 1;    cd->redit = ctrl_editbox(s, "Red", 'r', 50, HELPCTX(colours_config),			     colour_handler, P(cd), P(NULL));    cd->redit->generic.column = 1;    cd->gedit = ctrl_editbox(s, "Green", 'n', 50, HELPCTX(colours_config),			     colour_handler, P(cd), P(NULL));    cd->gedit->generic.column = 1;    cd->bedit = ctrl_editbox(s, "Blue", 'e', 50, HELPCTX(colours_config),			     colour_handler, P(cd), P(NULL));    cd->bedit->generic.column = 1;    cd->button = ctrl_pushbutton(s, "Modify", 'm', HELPCTX(colours_config),				 colour_handler, P(cd));    cd->button->generic.column = 1;    ctrl_columns(s, 1, 100);    /*     * The Connection panel. This doesn't show up if we're in a     * non-network utility such as pterm. We tell this by being     * passed a protocol < 0.     */    if (protocol >= 0) {	ctrl_settitle(b, "Connection", "Options controlling the connection");	if (!midsession) {	    s = ctrl_getset(b, "Connection", "data",			    "Data to send to the server");	    ctrl_editbox(s, "Terminal-type string", 't', 50,			 HELPCTX(connection_termtype),			 dlg_stdeditbox_handler, I(offsetof(Config,termtype)),			 I(sizeof(((Config *)0)->termtype)));	    ctrl_editbox(s, "Auto-login username", 'u', 50,			 HELPCTX(connection_username),			 dlg_stdeditbox_handler, I(offsetof(Config,username)),			 I(sizeof(((Config *)0)->username)));	}	s = ctrl_getset(b, "Connection", "keepalive",			"Sending of null packets to keep session active");	ctrl_editbox(s, "Seconds between keepalives (0 to turn off)", 'k', 20,		     HELPCTX(connection_keepalive),		     dlg_stdeditbox_handler, I(offsetof(Config,ping_interval)),		     I(-1));	if (!midsession) {	    s = ctrl_getset(b, "Connection", "tcp",			    "Low-level TCP connection options");	    ctrl_checkbox(s, "Disable Nagle's algorithm (TCP_NODELAY option)",			  'n', HELPCTX(connection_nodelay),			  dlg_stdcheckbox_handler,			  I(offsetof(Config,tcp_nodelay)));	}    }    if (!midsession) {	/*	 * The Connection/Proxy panel.	 */	ctrl_settitle(b, "Connection/Proxy",		      "Options controlling proxy usage");	s = ctrl_getset(b, "Connection/Proxy", "basics", "Proxy basics");	ctrl_radiobuttons(s, "Proxy type:", 't', 4,			  HELPCTX(proxy_type),			  dlg_stdradiobutton_handler,			  I(offsetof(Config, proxy_type)),			  "None", I(PROXY_NONE),			  "HTTP", I(PROXY_HTTP),			  "SOCKS", I(PROXY_SOCKS),			  "Telnet", I(PROXY_TELNET),			  NULL);	ctrl_columns(s, 2, 80, 20);	c = ctrl_editbox(s, "Proxy hostname", 'y', 100,			 HELPCTX(proxy_main),			 dlg_stdeditbox_handler,			 I(offsetof(Config,proxy_host)),			 I(sizeof(((Config *)0)->proxy_host)));	c->generic.column = 0;	c = ctrl_editbox(s, "Port", 'p', 100,			 HELPCTX(proxy_main),			 dlg_stdeditbox_handler,			 I(offsetof(Config,proxy_port)),			 I(-1));	c->generic.column = 1;	ctrl_columns(s, 1, 100);	ctrl_editbox(s, "Exclude Hosts/IPs", 'e', 100,		     HELPCTX(proxy_exclude),		     dlg_stdeditbox_handler,		     I(offsetof(Config,proxy_exclude_list)),		     I(sizeof(((Config *)0)->proxy_exclude_list)));	ctrl_checkbox(s, "Consider proxying local host connections", 'x',		      HELPCTX(proxy_exclude),		      dlg_stdcheckbox_handler,		      I(offsetof(Config,even_proxy_localhost)));	ctrl_radiobuttons(s, "Do DNS name lookup at proxy end:", 'd', 3,			  HELPCTX(proxy_dns),			  dlg_stdradiobutton_handler,			  I(offsetof(Config, proxy_dns)),			  "No", I(FORCE_OFF),			  "Auto", I(AUTO),			  "Yes", I(FORCE_ON), NULL);	ctrl_editbox(s, "Username", 'u', 60,		     HELPCTX(proxy_auth),		     dlg_stdeditbox_handler,		     I(offsetof(Config,proxy_username)),		     I(sizeof(((Config *)0)->proxy_username)));	c = ctrl_editbox(s, "Password", 'w', 60,			 HELPCTX(proxy_auth),			 dlg_stdeditbox_handler,			 I(offsetof(Config,proxy_password)),			 I(sizeof(((Config *)0)->proxy_password)));	c->editbox.password = 1;	s = ctrl_getset(b, "Connection/Proxy", "misc",			"Miscellaneous proxy settings");	ctrl_editbox(s, "Telnet command", 'm', 100,		     HELPCTX(proxy_command),		     dlg_stdeditbox_handler,		     I(offsetof(Config,proxy_telnet_command)),		     I(sizeof(((Config *)0)->proxy_telnet_command)));	ctrl_radiobuttons(s, "SOCKS Version", 'v', 2,			  HELPCTX(proxy_socksver),			  dlg_stdradiobutton_handler,			  I(offsetof(Config, proxy_socks_version)),			  "Version 5", I(5), "Version 4", I(4), NULL);    }    /*     * The Telnet panel exists in the base config box, and in a     * mid-session reconfig box _if_ we're using Telnet.     */    if (!midsession || protocol == PROT_TELNET) {	/*	 * The Connection/Telnet panel.	 */	ctrl_settitle(b, "Connection/Telnet",		      "Options controlling Telnet connections");	if (!midsession) {	    s = ctrl_getset(b, "Connection/Telnet", "data",			    "Data to send to the server");	    ctrl_editbox(s, "Terminal-speed string", 's', 50,			 HELPCTX(telnet_termspeed),			 dlg_stdeditbox_handler, I(offsetof(Config,termspeed)),			 I(sizeof(((Config *)0)->termspeed)));	    ctrl_text(s, "Environment variables:", HELPCTX(telnet_environ));	    ctrl_columns(s, 2, 80, 20);	    ed = (struct environ_data *)		ctrl_alloc(b, sizeof(struct environ_data));	    ed->varbox = ctrl_editbox(s, "Variable", 'v', 60,				      HELPCTX(telnet_environ),				      environ_handler, P(ed), P(NULL));	    ed->varbox->generic.column = 0;	    ed->valbox = ctrl_editbox(s, "Value", 'l', 60,				      HELPCTX(telnet_environ),				      environ_handler, P(ed), P(NULL));	    ed->valbox->generic.column = 0;	    ed->addbutton = ctrl_pushbutton(s, "Add", 'd',					    HELPCTX(telnet_environ),					    environ_handler, P(ed));	    ed->addbutton->generic.column = 1;	    ed->rembutton = ctrl_pushbutton(s, "Remove", 'r',					    HELPCTX(telnet_environ),					    environ_handler, P(ed));	    ed->rembutton->generic.column = 1;	    ctrl_columns(s, 1, 100);	    ed->listbox = ctrl_listbox(s, NULL, NO_SHORTCUT,				       HELPCTX(telnet_environ),				       environ_handler, P(ed));	    ed->listbox->listbox.height = 3;	    ed->listbox->listbox.ncols = 2;	    ed->listbox->listbox.percentages = snewn(2, int);	    ed->listbox->listbox.percentages[0] = 30;	    ed->listbox->listbox.percentages[1] = 70;	}	s = ctrl_getset(b, "Connection/Telnet", "protocol",			"Telnet protocol adjustments");	if (!midsession) {	    ctrl_radiobuttons(s, "Handling of OLD_ENVIRON ambiguity:",			      NO_SHORTCUT, 2,			      HELPCTX(telnet_oldenviron),			      dlg_stdradiobutton_handler,			      I(offsetof(Config, rfc_environ)),			      "BSD (commonplace)", 'b', I(0),			      "RFC 1408 (unusual)", 'f', I(1), NULL);	    ctrl_radiobuttons(s, "Telnet negotiation mode:", 't', 2,			      HELPCTX(telnet_passive),			      dlg_stdradiobutton_handler,			      I(offsetof(Config, passive_telnet)),			      "Passive", I(1), "Active", I(0), NULL);	}	ctrl_checkbox(s, "Keyboard sends telnet Backspace and Interrupt", 'k',		      HELPCTX(telnet_specialkeys),		      dlg_stdcheckbox_handler,		      I(offsetof(Config,telnet_keyboard)));	ctrl_checkbox(s, "Return key sends telnet New Line instead of ^M",		      NO_SHORTCUT, HELPCTX(telnet_newline),		      dlg_stdcheckbox_handler,		      I(offsetof(Config,telnet_newline)));    }    if (!midsession) {	/*	 * The Connection/Rlogin panel.	 */	ctrl_settitle(b, "Connection/Rlogin",		      "Options controlling Rlogin connections");	s = ctrl_getset(b, "Connection/Rlogin", "data",			"Data to send to the server");	ctrl_editbox(s, "Terminal-speed string", 's', 50,		     HELPCTX(rlogin_termspeed),		     dlg_stdeditbox_handler, I(offsetof(Config,termspeed)),		     I(sizeof(((Config *)0)->termspeed)));	ctrl_editbox(s, "Local username:", 'l', 50,		     HELPCTX(rlogin_localuser),		     dlg_stdeditbox_handler, I(offsetof(Config,localusername)),		     I(sizeof(((Config *)0)->localusername)));    }    /*     * All the SSH stuff is omitted in PuTTYtel.     */    if (!midsession && backends[3].name != NULL) {	/*	 * The Connection/SSH panel.	 */	ctrl_settitle(b, "Connection/SSH",		      "Options controlling SSH connections");	s = ctrl_getset(b, "Connection/SSH", "data",			"Data to send to the server");	ctrl_editbox(s, "Remote command:", 'r', 100,		     HELPCTX(ssh_command),		     dlg_stdeditbox_handler, I(offsetof(Config,remote_cmd)),		     I(sizeof(((Config *)0)->remote_cmd)));	s = ctrl_getset(b, "Connection/SSH", "protocol", "Protocol options");	ctrl_checkbox(s, "Don't allocate a pseudo-terminal", 'p',		      HELPCTX(ssh_nopty),		      dlg_stdcheckbox_handler,		      I(offsetof(Config,nopty)));	ctrl_checkbox(s, "Enable compression", 'e',		      HELPCTX(ssh_compress),		      dlg_stdcheckbox_handler,		      I(offsetof(Config,compression)));	ctrl_radiobuttons(s, "Preferred SSH protocol version:", NO_SHORTCUT, 4,			  HELPCTX(ssh_protocol),			  dlg_stdradiobutton_handler,			  I(offsetof(Config, sshprot)),			  "1 only", 'l', I(0),			  "1", '1', I(1),			  "2", '2', I(2),			  "2 only", 'n', I(3), NULL);	s = ctrl_getset(b, "Connection/SSH", "encryption", "Encryption options");	c = ctrl_draglist(s, "Encryption cipher selection policy:", 's',			  HELPCTX(ssh_ciphers),			  cipherlist_handler, P(NULL));	c->listbox.height = 6;		ctrl_checkbox(s, "Enable non-standard use of single-DES in SSH 2", 'i',		      HELPCTX(ssh_ciphers),		      dlg_stdcheckbox_handler,		      I(offsetof(Config,ssh2_des_cbc)));	/*	 * The Connection/SSH/Auth panel.	 */	ctrl_settitle(b, "Connection/SSH/Auth",		      "Options controlling SSH authentication");	s = ctrl_getset(b, "Connection/SSH/Auth", "methods",			"Authentication methods");	ctrl_checkbox(s, "Attempt TIS or CryptoCard auth (SSH1)", 'm',		      HELPCTX(ssh_auth_tis),		      dlg_stdcheckbox_handler,		      I(offsetof(Config,try_tis_auth)));	ctrl_checkbox(s, "Attempt \"keyboard-interactive\" auth (SSH2)",		      'i', HELPCTX(ssh_auth_ki),		      dlg_stdcheckbox_handler,		      I(offsetof(Config,try_ki_auth)));	s = ctrl_getset(b, "Connection/SSH/Auth", "params",			"Authentication parameters");	ctrl_checkbox(s, "Allow agent forwarding", 'f',		      HELPCTX(ssh_auth_agentfwd),		      dlg_stdcheckbox_handler, I(offsetof(Config,agentfwd)));	ctrl_checkbox(s, "Allow attempted changes of username in SSH2", 'u',		      HELPCTX(ssh_auth_changeuser),		      dlg_stdcheckbox_handler,		      I(offsetof(Config,change_username)));	ctrl_filesel(s, "Private key file for authentication:", 'k',		     FILTER_KEY_FILES, FALSE, "Select private key file",		     HELPCTX(ssh_auth_privkey),		     dlg_stdfilesel_handler, I(offsetof(Config, keyfile)));	/*	 * The Connection/SSH/Tunnels panel.	 */	ctrl_settitle(b, "Connection/SSH/Tunnels",		      "Options controlling SSH tunnelling");	s = ctrl_getset(b, "Connection/SSH/Tunnels", "x11", "X11 forwarding");	ctrl_checkbox(s, "Enable X11 forwarding", 'e',		      HELPCTX(ssh_tunnels_x11),		      dlg_stdcheckbox_handler,I(offsetof(Config,x11_forward)));	ctrl_editbox(s, "X display location", 'x', 50,		     HELPCTX(ssh_tunnels_x11),		     dlg_stdeditbox_handler, I(offsetof(Config,x11_display)),		     I(sizeof(((Config *)0)->x11_display)));	ctrl_radiobuttons(s, "Remote X11 authentication protocol", 'u', 2,			  HELPCTX(ssh_tunnels_x11auth),			  dlg_stdradiobutton_handler,			  I(offsetof(Config, x11_auth)),			  "MIT-Magic-Cookie-1", I(X11_MIT),			  "XDM-Authorization-1", I(X11_XDM), NULL);	s = ctrl_getset(b, "Connection/SSH/Tunnels", "portfwd",			"Port forwarding");	ctrl_checkbox(s, "Local ports accept connections from other hosts",'t',		      HELPCTX(ssh_tunnels_portfwd_localhost),		      dlg_stdcheckbox_handler,		      I(offsetof(Config,lport_acceptall)));	ctrl_checkbox(s, "Remote ports do the same (SSH v2 only)", 'p',		      HELPCTX(ssh_tunnels_portfwd_localhost),		      dlg_stdcheckbox_handler,		      I(offsetof(Config,rport_acceptall)));	ctrl_columns(s, 3, 55, 20, 25);	c = ctrl_text(s, "Forwarded ports:", HELPCTX(ssh_tunnels_portfwd));	c->generic.column = COLUMN_FIELD(0,2);	/* You want to select from the list, _then_ hit Remove. So tab order	 * should be that way round. */	pfd = (struct portfwd_data *)ctrl_alloc(b,sizeof(struct portfwd_data));	pfd->rembutton = ctrl_pushbutton(s, "Remove", 'r',					 HELPCTX(ssh_tunnels_portfwd),					 portfwd_handler, P(pfd));	pfd->rembutton->generic.column = 2;	pfd->rembutton->generic.tabdelay = 1;	pfd->listbox = ctrl_listbox(s, NULL, NO_SHORTCUT,				    HELPCTX(ssh_tunnels_portfwd),				    portfwd_handler, P(pfd));	pfd->listbox->listbox.height = 3;	pfd->listbox->listbox.ncols = 2;	pfd->listbox->listbox.percentages = snewn(2, int);	pfd->listbox->listbox.percentages[0] = 20;	pfd->listbox->listbox.percentages[1] = 80;	ctrl_tabdelay(s, pfd->rembutton);	ctrl_text(s, "Add new forwarded port:", HELPCTX(ssh_tunnels_portfwd));	/* You want to enter source, destination and type, _then_ hit Add.	 * Again, we adjust the tab order to reflect this. */	pfd->addbutton = ctrl_pushbutton(s, "Add", 'd',					 HELPCTX(ssh_tunnels_portfwd),					 portfwd_handler, P(pfd));	pfd->addbutton->generic.column = 2;	pfd->addbutton->generic.tabdelay = 1;	pfd->sourcebox = ctrl_editbox(s, "Source port", 's', 40,				      HELPCTX(ssh_tunnels_portfwd),				      portfwd_handler, P(pfd), P(NULL));	pfd->sourcebox->generic.column = 0;	pfd->destbox = ctrl_editbox(s, "Destination", 'i', 67,				    HELPCTX(ssh_tunnels_portfwd),				    portfwd_handler, P(pfd), P(NULL));	pfd->direction = ctrl_radiobuttons(s, NULL, NO_SHORTCUT, 3,					   HELPCTX(ssh_tunnels_portfwd),					   portfwd_handler, P(pfd),					   "Local", 'l', P(NULL),					   "Remote", 'm', P(NULL),					   "Dynamic", 'y', P(NULL),					   NULL);	ctrl_tabdelay(s, pfd->addbutton);	ctrl_columns(s, 1, 100);	/*	 * The Connection/SSH/Bugs panel.	 */	ctrl_settitle(b, "Connection/SSH/Bugs",		      "Workarounds for SSH server bugs");	s = ctrl_getset(b, "Connection/SSH/Bugs", "main",			"Detection of known bugs in SSH servers");	ctrl_droplist(s, "Chokes on SSH1 ignore messages", 'i', 20,		      HELPCTX(ssh_bugs_ignore1),		      sshbug_handler, I(offsetof(Config,sshbug_ignore1)));	ctrl_droplist(s, "Refuses all SSH1 password camouflage", 's', 20,		      HELPCTX(ssh_bugs_plainpw1),		      sshbug_handler, I(offsetof(Config,sshbug_plainpw1)));	ctrl_droplist(s, "Chokes on SSH1 RSA authentication", 'r', 20,		      HELPCTX(ssh_bugs_rsa1),		      sshbug_handler, I(offsetof(Config,sshbug_rsa1)));	ctrl_droplist(s, "Miscomputes SSH2 HMAC keys", 'm', 20,		      HELPCTX(ssh_bugs_hmac2),		      sshbug_handler, I(offsetof(Config,sshbug_hmac2)));	ctrl_droplist(s, "Miscomputes SSH2 encryption keys", 'e', 20,		      HELPCTX(ssh_bugs_derivekey2),		      sshbug_handler, I(offsetof(Config,sshbug_derivekey2)));	ctrl_droplist(s, "Requires padding on SSH2 RSA signatures", 'p', 20,		      HELPCTX(ssh_bugs_rsapad2),		      sshbug_handler, I(offsetof(Config,sshbug_rsapad2)));	ctrl_droplist(s, "Chokes on Diffie-Hellman group exchange", 'd', 20,		      HELPCTX(ssh_bugs_dhgex2),		      sshbug_handler, I(offsetof(Config,sshbug_dhgex2)));	ctrl_droplist(s, "Misuses the session ID in PK auth", 'n', 20,		      HELPCTX(ssh_bugs_pksessid2),		      sshbug_handler, I(offsetof(Config,sshbug_pksessid2)));    }}