lib/security: hard_lockdown flag to stop runtime disable of signed boot

[petitboot] / ui / ncurses / nc-widgets.c

diff --git a/ui/ncurses/nc-widgets.c b/ui/ncurses/nc-widgets.c
index 98d30cc8686cf76e67694de24e83ebf889fd4267..93c882b0849af43a00cbe417584e7edd375eb46b 100644 (file)
--- a/ui/ncurses/nc-widgets.c
+++ b/ui/ncurses/nc-widgets.c
@@ -53,6 +53,7 @@
 #include <util/util.h>
 #include <i18n/i18n.h>
 #include <fold/fold.h>
+#include <url/url.h>
 
 #include "nc-cui.h"
 #include "nc-widgets.h"
@@ -83,6 +84,7 @@ struct nc_widgetset {
 
        /* custom validators */
        FIELDTYPE *ipv4_multi_type;
+       FIELDTYPE *url_type;
 };
 
 struct nc_widget {
@@ -162,21 +164,6 @@ static bool key_is_select(int key)
        return key == ' ' || key == '\r' || key == '\n' || key == KEY_ENTER;
 }
 
-static bool key_is_minus(int key)
-{
-       return key == 055;
-}
-
-static bool key_is_left(int key)
-{
-       return key == KEY_LEFT;
-}
-
-static bool key_is_right(int key)
-{
-       return key == KEY_RIGHT;
-}
-
 static bool process_key_nop(struct nc_widget *widget __attribute__((unused)),
                FORM *form __attribute((unused)),
                int key __attribute__((unused)))
@@ -352,6 +339,14 @@ static bool textbox_process_key(
        case KEY_DC:
                form_driver(form, REQ_DEL_CHAR);
                break;
+       case '\t':
+       case KEY_BTAB:
+       case KEY_UP:
+       case KEY_DOWN:
+       case KEY_PPAGE:
+       case KEY_NPAGE:
+               /* Don't catch navigational keys */
+               return false;
        default:
                form_driver(form, key);
                break;
@@ -406,6 +401,20 @@ void widget_textbox_set_validator_integer(struct nc_widget_textbox *textbox,
        set_field_type(textbox->widget.field, TYPE_INTEGER, 1, min, max);
 }
 
+static bool check_url_field(FIELD *field,
+               const void *arg __attribute__((unused)))
+{
+       return is_url(field_buffer(field, 0));
+}
+
+void widget_textbox_set_validator_url(struct nc_widget_textbox *textbox)
+{
+       if (!textbox->set->url_type)
+               textbox->set->url_type = new_fieldtype(check_url_field, NULL);
+
+       set_field_type(textbox->widget.field, textbox->set->url_type);
+}
+
 void widget_textbox_set_validator_ipv4(struct nc_widget_textbox *textbox)
 {
        set_field_type(textbox->widget.field, TYPE_IPV4);
@@ -481,6 +490,7 @@ static void subset_delete_active(struct nc_widget_subset *subset, int idx)
        struct nc_widget *widget;
        size_t rem;
        int i, val;
+       uint32_t opts;
 
        /* Shift field focus to nearest active option or next visible field */
        if (subset->n_active > 1) {
@@ -492,8 +502,11 @@ static void subset_delete_active(struct nc_widget_subset *subset, int idx)
        } else {
                for (i = 0; i < set->n_fields; i++)
                        if (field_visible(set->fields[i])) {
-                               set->cur_field = set->fields[i];
-                               break;
+                               opts = field_opts(set->fields[i]);
+                               if ((opts & O_ACTIVE) == O_ACTIVE) {
+                                       set->cur_field = set->fields[i];
+                                       break;
+                               }
                        }
        }
 
@@ -522,7 +535,7 @@ static bool subset_process_key(struct nc_widget *w, FORM *form, int key)
        int i, val, opt_idx = -1;
        FIELD *field;
 
-       if (!key_is_minus(key) && !key_is_left(key) && !key_is_right(key))
+       if (key != '-' && key != '+' && key != KEY_DC && key != KEY_BACKSPACE)
                return false;
 
        field = current_field(form);
@@ -538,10 +551,10 @@ static bool subset_process_key(struct nc_widget *w, FORM *form, int key)
        if (opt_idx < 0)
                return false;
 
-       if (key_is_minus(key))
+       if (key == KEY_DC || key == KEY_BACKSPACE)
                subset_delete_active(subset, opt_idx);
 
-       if (key_is_left(key)){
+       if (key == '-') {
                if (opt_idx == 0)
                        return true;
 
@@ -550,7 +563,7 @@ static bool subset_process_key(struct nc_widget *w, FORM *form, int key)
                subset->active[opt_idx - 1] = val;
        }
 
-       if (key_is_right(key)){
+       if (key == '+') {
                if (opt_idx >= subset->n_active - 1)
                        return true;
 
@@ -1121,6 +1134,12 @@ bool widgetset_process_key(struct nc_widgetset *set, int key)
        field = current_field(set->form);
        assert(field);
 
+       widget = field_userptr(field);
+
+       if (widget->process_key)
+               if (widget->process_key(widget, set->form, key))
+                       return true;
+
        tab = false;
 
        /* handle field change events */
@@ -1143,9 +1162,14 @@ bool widgetset_process_key(struct nc_widgetset *set, int key)
        case KEY_NPAGE:
                req = REQ_SLAST_FIELD;
                break;
+       case KEY_LEFT:
+               req = REQ_LEFT_FIELD;
+               break;
+       case KEY_RIGHT:
+               req = REQ_RIGHT_FIELD;
+               break;
        }
 
-       widget = field_userptr(field);
        if (req) {
                widget_focus_change(widget, field, false);
                form_driver(set->form, req);
@@ -1170,10 +1194,7 @@ bool widgetset_process_key(struct nc_widgetset *set, int key)
                return true;
        }
 
-       if (!widget->process_key)
-               return false;
-
-       return widget->process_key(widget, set->form, key);
+       return false;
 }
 
 static int widgetset_destructor(void *ptr)