config.c

putty

		dlg_beep(dlg);
	} else if (ctrl == td->rembutton) {
	    char *p = cfg->ttymodes;
	    int i = 0, len = lenof(cfg->ttymodes);
	    while (*p) {
		int multisel = dlg_listbox_index(td->listbox, dlg) < 0;
		if (dlg_listbox_issel(td->listbox, dlg, i)) {
		    if (!multisel) {
			/* Populate controls with entry we're about to
			 * delete, for ease of editing.
			 * (If multiple entries were selected, don't
			 * touch the controls.) */
			char *val = strchr(p, '\t');
			if (val) {
			    int ind = 0;
			    val++;
			    while (ttymodes[ind]) {
				if (strlen(ttymodes[ind]) == val-p-1 &&
				    !strncmp(ttymodes[ind], p, val-p-1))
				    break;
				ind++;
			    }
			    dlg_listbox_select(td->modelist, dlg, ind);
			    dlg_radiobutton_set(td->valradio, dlg,
						(*val == 'V'));
			    dlg_editbox_set(td->valbox, dlg, val+1);
			}
		    }
		    memmove(p, p+strlen(p)+1, len - (strlen(p)+1));
		    i++;
		    continue;
		}
		len -= strlen(p) + 1;
		p   += strlen(p) + 1;
		i++;
	    }
	    memset(p, 0, lenof(cfg->ttymodes) - len);
	    dlg_refresh(td->listbox, dlg);
	}
    }
}

struct environ_data {
    union control *varbox, *valbox, *addbutton, *rembutton, *listbox;
};

static void environ_handler(union control *ctrl, void *dlg,
			    void *data, int event)
{
    Config *cfg = (Config *)data;
    struct environ_data *ed =
	(struct environ_data *)ctrl->generic.context.p;

    if (event == EVENT_REFRESH) {
	if (ctrl == ed->listbox) {
	    char *p = cfg->environmt;
	    dlg_update_start(ctrl, dlg);
	    dlg_listbox_clear(ctrl, dlg);
	    while (*p) {
		dlg_listbox_add(ctrl, dlg, p);
		p += strlen(p) + 1;
	    }
	    dlg_update_done(ctrl, dlg);
	}
    } else if (event == EVENT_ACTION) {
	if (ctrl == ed->addbutton) {
	    char str[sizeof(cfg->environmt)];
	    char *p;
	    dlg_editbox_get(ed->varbox, dlg, str, sizeof(str)-1);
	    if (!*str) {
		dlg_beep(dlg);
		return;
	    }
	    p = str + strlen(str);
	    *p++ = '\t';
	    dlg_editbox_get(ed->valbox, dlg, p, sizeof(str)-1 - (p - str));
	    if (!*p) {
		dlg_beep(dlg);
		return;
	    }
	    p = cfg->environmt;
	    while (*p) {
		while (*p)
		    p++;
		p++;
	    }
	    if ((p - cfg->environmt) + strlen(str) + 2 <
		sizeof(cfg->environmt)) {
		strcpy(p, str);
		p[strlen(str) + 1] = '\0';
		dlg_listbox_add(ed->listbox, dlg, str);
		dlg_editbox_set(ed->varbox, dlg, "");
		dlg_editbox_set(ed->valbox, dlg, "");
	    } else {
		dlg_error_msg(dlg, "Environment too big");
	    }
	} else if (ctrl == ed->rembutton) {
	    int i = dlg_listbox_index(ed->listbox, dlg);
	    if (i < 0) {
		dlg_beep(dlg);
	    } else {
		char *p, *q, *str;

		dlg_listbox_del(ed->listbox, dlg, i);
		p = cfg->environmt;
		while (i > 0) {
		    if (!*p)
			goto disaster;
		    while (*p)
			p++;
		    p++;
		    i--;
		}
		q = p;
		if (!*p)
		    goto disaster;
		/* Populate controls with the entry we're about to delete
		 * for ease of editing */
		str = p;
		p = strchr(p, '\t');
		if (!p)
		    goto disaster;
		*p = '\0';
		dlg_editbox_set(ed->varbox, dlg, str);
		p++;
		str = p;
		dlg_editbox_set(ed->valbox, dlg, str);
		p = strchr(p, '\0');
		if (!p)
		    goto disaster;
		p++;
		while (*p) {
		    while (*p)
			*q++ = *p++;
		    *q++ = *p++;
		}
		*q = '\0';
		disaster:;
	    }
	}
    }
}

struct portfwd_data {
    union control *addbutton, *rembutton, *listbox;
    union control *sourcebox, *destbox, *direction;
#ifndef NO_IPV6
    union control *addressfamily;
#endif
};

static void portfwd_handler(union control *ctrl, void *dlg,
			    void *data, int event)
{
    Config *cfg = (Config *)data;
    struct portfwd_data *pfd =
	(struct portfwd_data *)ctrl->generic.context.p;

    if (event == EVENT_REFRESH) {
	if (ctrl == pfd->listbox) {
	    char *p = cfg->portfwd;
	    dlg_update_start(ctrl, dlg);
	    dlg_listbox_clear(ctrl, dlg);
	    while (*p) {
		dlg_listbox_add(ctrl, dlg, p);
		p += strlen(p) + 1;
	    }
	    dlg_update_done(ctrl, dlg);
	} else if (ctrl == pfd->direction) {
	    /*
	     * Default is Local.
	     */
	    dlg_radiobutton_set(ctrl, dlg, 0);
#ifndef NO_IPV6
	} else if (ctrl == pfd->addressfamily) {
	    dlg_radiobutton_set(ctrl, dlg, 0);
#endif
	}
    } else if (event == EVENT_ACTION) {
	if (ctrl == pfd->addbutton) {
	    char str[sizeof(cfg->portfwd)];
	    char *p;
	    int i, type;
	    int whichbutton;

	    i = 0;
#ifndef NO_IPV6
	    whichbutton = dlg_radiobutton_get(pfd->addressfamily, dlg);
	    if (whichbutton == 1)
		str[i++] = '4';
	    else if (whichbutton == 2)
		str[i++] = '6';
#endif

	    whichbutton = dlg_radiobutton_get(pfd->direction, dlg);
	    if (whichbutton == 0)
		type = 'L';
	    else if (whichbutton == 1)
		type = 'R';
	    else
		type = 'D';
	    str[i++] = type;

	    dlg_editbox_get(pfd->sourcebox, dlg, str+i, sizeof(str) - i);
	    if (!str[i]) {
		dlg_error_msg(dlg, "You need to specify a source port number");
		return;
	    }
	    p = str + strlen(str);
	    if (type != 'D') {
		*p++ = '\t';
		dlg_editbox_get(pfd->destbox, dlg, p,
				sizeof(str) - (p - str));
		if (!*p || !strchr(p, ':')) {
		    dlg_error_msg(dlg,
				  "You need to specify a destination address\n"
				  "in the form \"host.name:port\"");
		    return;
		}
	    } else
		*p = '\0';
	    p = cfg->portfwd;
	    while (*p) {
		while (*p)
		    p++;
		p++;
	    }
	    if ((p - cfg->portfwd) + strlen(str) + 2 <=
		sizeof(cfg->portfwd)) {
		strcpy(p, str);
		p[strlen(str) + 1] = '\0';
		dlg_listbox_add(pfd->listbox, dlg, str);
		dlg_editbox_set(pfd->sourcebox, dlg, "");
		dlg_editbox_set(pfd->destbox, dlg, "");
	    } else {
		dlg_error_msg(dlg, "Too many forwardings");
	    }
	} else if (ctrl == pfd->rembutton) {
	    int i = dlg_listbox_index(pfd->listbox, dlg);
	    if (i < 0)
		dlg_beep(dlg);
	    else {
		char *p, *q, *src, *dst;
		char dir;

		dlg_listbox_del(pfd->listbox, dlg, i);
		p = cfg->portfwd;
		while (i > 0) {
		    if (!*p)
			goto disaster2;
		    while (*p)
			p++;
		    p++;
		    i--;
		}
		q = p;
		if (!*p)
		    goto disaster2;
		/* Populate the controls with the entry we're about to
		 * delete, for ease of editing. */
		{
		    static const char *const afs = "A46";
		    char *afp = strchr(afs, *p);
		    int idx = afp ? afp-afs : 0;
		    if (afp)
			p++;
#ifndef NO_IPV6
		    dlg_radiobutton_set(pfd->addressfamily, dlg, idx);
#endif
		}
		{
		    static const char *const dirs = "LRD";
		    dir = *p;
		    dlg_radiobutton_set(pfd->direction, dlg,
					strchr(dirs, dir) - dirs);
		}
		p++;
		if (dir != 'D') {
		    src = p;
		    p = strchr(p, '\t');
		    if (!p)
			goto disaster2;
		    *p = '\0';
		    p++;
		    dst = p;
		} else {
		    src = p;
		    dst = "";
		}
		p = strchr(p, '\0');
		if (!p)
		    goto disaster2;
		dlg_editbox_set(pfd->sourcebox, dlg, src);
		dlg_editbox_set(pfd->destbox, dlg, dst);
		p++;
		while (*p) {
		    while (*p)
			*q++ = *p++;
		    *q++ = *p++;
		}
		*q = '\0';
		disaster2:;
	    }
	}
    }
}

void setup_config_box(struct controlbox *b, int midsession,
		      int protocol, int protcfginfo)
{
    struct controlset *s;
    struct sessionsaver_data *ssd;
    struct charclass_data *ccd;
    struct colour_data *cd;
    struct ttymodes_data *td;
    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->midsession = midsession;

    /*
     * 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) {
	struct hostport *hp = (struct hostport *)
	    ctrl_alloc(b, sizeof(struct hostport));

	s = ctrl_getset(b, "Session", "hostport",
			"Specify the destination you want to connect to");
	ctrl_columns(s, 2, 75, 25);
	c = ctrl_editbox(s, HOST_BOX_TITLE, 'n', 100,
			 HELPCTX(session_hostname),
			 config_host_handler, I(0), I(0));
	c->generic.column = 0;
	hp->host = c;
	c = ctrl_editbox(s, PORT_BOX_TITLE, 'p', 100,
			 HELPCTX(session_hostname),
			 config_port_handler, I(0), I(0));
	c->generic.column = 1;
	hp->port = c;
	ctrl_columns(s, 1, 100);

	if (!have_backend(PROT_SSH)) {
	    ctrl_radiobuttons(s, "Connection type:", NO_SHORTCUT, 3,
			      HELPCTX(session_hostname),
			      config_protocolbuttons_handler, P(hp),
			      "Raw", 'r', I(PROT_RAW),
			      "Telnet", 't', I(PROT_TELNET),
			      "Rlogin", 'i', I(PROT_RLOGIN),
			      NULL);
	} else {
	    ctrl_radiobuttons(s, "Connection type:", NO_SHORTCUT, 4,
			      HELPCTX(session_hostname),
			      config_protocolbuttons_handler, P(hp),
			      "Raw", 'r', I(PROT_RAW),
			      "Telnet", 't', I(PROT_TELNET),
			      "Rlogin", 'i', I(PROT_RLOGIN),
			      "SSH", 's', I(PROT_SSH),
			      NULL);
	}
    }

    /*
     * The Load/Save panel is available even in mid-session.
     */
    s = ctrl_getset(b, "Session", "savedsessions",
		    midsession ? "Save the current session settings" :
		    "Load, save or delete a stored session");
    ctrl_columns(s, 2, 75, 25);