1.0.56 release

Still, Ventoy is used in some non standard way. (e.g. WuYouBBS)
I have explained in
8bbd5a14a3

So I add an extra check.
This is also a prepare for the future Ventoy secure boot policy.

.github/ISSUE_TEMPLATE/issue_template.yml

@@ -21,7 +21,7 @@ body:
     attributes:
       label: Ventoy Version
       description: What version of ventoy are you running?
-      placeholder: 1.0.51
+      placeholder: 1.0.56
     validations:
       required: true
   - type: dropdown

Dockerfile

@@ -5,6 +5,6 @@ RUN yum -y -q install \
         mpfr.i686 mpfr-devel.i686 rsync autogen autoconf automake libtool gettext* bison binutils \
         flex device-mapper-devel SDL libpciaccess libusb freetype freetype-devel gnu-free-* qemu-* virt-* \
         libvirt* vte* NetworkManager-bluetooth brlapi fuse-devel dejavu* gnu-efi* pesign shim \
-        iscsi-initiator-utils grub2-tools zip nasm acpica-tools glibc-static zlib-static xorriso
+        iscsi-initiator-utils grub2-tools zip nasm acpica-tools glibc-static zlib-static xorriso lz4 squashfs-tools
 
 CMD cd /ventoy/INSTALL && ls -la && sh docker_ci_build.sh    

GRUB2/MOD_SRC/grub-2.04/grub-core/gfxmenu/gui_label.c

@@ -59,11 +59,15 @@ struct grub_gui_label
   grub_font_t font;
   grub_video_rgba_color_t color;
   int value;
+  int vtoytip;
   enum align_mode align;
 };
 
 typedef struct grub_gui_label *grub_gui_label_t;
 
+extern const char * g_ventoy_tip_msg1;
+extern const char * g_ventoy_tip_msg2;
+
 static void
 label_destroy (void *vself)
 {
@@ -90,6 +94,7 @@ label_is_instance (void *vself __attribute__((unused)), const char *type)
 static void
 label_paint (void *vself, const grub_video_rect_t *region)
 {
+  const char *text;
   grub_gui_label_t self = vself;
 
   if (! self->visible)
@@ -98,16 +103,24 @@ label_paint (void *vself, const grub_video_rect_t *region)
   if (!grub_video_have_common_points (region, &self->bounds))
     return;
 
+  if (self->vtoytip == 1) {
+     text = g_ventoy_tip_msg1 ? g_ventoy_tip_msg1 : "";
+  } else if (self->vtoytip == 2) {
+     text = g_ventoy_tip_msg2 ? g_ventoy_tip_msg2 : "";
+  } else {
+     text = self->text;
+  }
+
   /* Calculate the starting x coordinate.  */
   int left_x;
   if (self->align == align_left)
     left_x = 0;
   else if (self->align == align_center)
     left_x = (self->bounds.width
-	      - grub_font_get_string_width (self->font, self->text)) / 2;
+	      - grub_font_get_string_width (self->font, text)) / 2;
   else if (self->align == align_right)
     left_x = (self->bounds.width
-              - grub_font_get_string_width (self->font, self->text));
+              - grub_font_get_string_width (self->font, text));
   else
     return;   /* Invalid alignment.  */
 
@@ -116,7 +129,7 @@ label_paint (void *vself, const grub_video_rect_t *region)
 
   grub_video_rect_t vpsave;
   grub_gui_set_viewport (&self->bounds, &vpsave);
-  grub_font_draw_string (self->text,
+  grub_font_draw_string (text,
                          self->font,
                          grub_video_map_rgba_color (self->color),
                          left_x,
@@ -156,8 +169,8 @@ static void
 label_get_minimal_size (void *vself, unsigned *width, unsigned *height)
 {
   grub_gui_label_t self = vself;
-  *width = grub_font_get_string_width (self->font, self->text);
-  *height = (grub_font_get_ascent (self->font)
+   *width = grub_font_get_string_width (self->font, self->text);
+   *height = (grub_font_get_ascent (self->font)
              + grub_font_get_descent (self->font));
 }
 
@@ -255,8 +268,14 @@ label_set_property (void *vself, const char *name, const char *value)
     {
       grub_gfxmenu_timeout_unregister ((grub_gui_component_t) self);
       grub_free (self->id);
-      if (value)
+      if (value) {
         self->id = grub_strdup (value);
+        if (grub_strcmp(value, "VTOY_MENU_TIP_1") == 0) {
+            self->vtoytip = 1;
+        } else if (grub_strcmp(value, "VTOY_MENU_TIP_2") == 0) {
+            self->vtoytip = 2;
+        }
+      }
       else
         self->id = 0;
       if (self->id && grub_strcmp (self->id, GRUB_GFXMENU_TIMEOUT_COMPONENT_ID)

GRUB2/MOD_SRC/grub-2.04/grub-core/gfxmenu/theme_loader.c

@@ -733,6 +733,8 @@ done:
   return grub_errno;
 }
 
+extern int g_menu_update_mode;
+
 /* Set properties on the view based on settings from the specified
    theme file.  */
 grub_err_t
@@ -752,7 +754,7 @@ grub_gfxmenu_view_load_theme (grub_gfxmenu_view_t view, const char *theme_path)
     }
 
   p.len = grub_file_size (file);
-  p.buf = grub_malloc (p.len + 4096);
+  p.buf = grub_malloc (p.len + 8192);
   p.pos = 0;
   p.line_num = 1;
   p.col_num = 1;
@@ -781,6 +783,33 @@ grub_gfxmenu_view_load_theme (grub_gfxmenu_view_t view, const char *theme_path)
   }
 }
 
+{
+    const char *tip = grub_env_get("VTOY_MENU_TIP_ENABLE");
+    if (tip && tip[0] == '1')
+    {
+        char tmpmsg[512];
+
+        grub_memset(tmpmsg, 'w', 500);
+        tmpmsg[500] = 0;
+        
+        g_menu_update_mode = 1;
+        p.len += grub_snprintf(p.buf + p.len, 4096, 
+            "\n+ vbox{\n    left = %s\n    top = %s\n"
+            "+ label { id=\"VTOY_MENU_TIP_1\" text = \"%s\" color = \"%s\" align = \"%s\"}\n"
+            "+ label { id=\"VTOY_MENU_TIP_2\" text = \"%s\" color = \"%s\" align = \"%s\"}\n"
+            "}\n",
+            grub_env_get("VTOY_TIP_LEFT"),
+            grub_env_get("VTOY_TIP_TOP"),
+            tmpmsg,
+            grub_env_get("VTOY_TIP_COLOR"),
+            grub_env_get("VTOY_TIP_ALIGN"),
+            tmpmsg,
+            grub_env_get("VTOY_TIP_COLOR"),
+            grub_env_get("VTOY_TIP_ALIGN")
+        );
+    }
+}
+
   if (view->canvas)
     view->canvas->component.ops->destroy (view->canvas);
 

GRUB2/MOD_SRC/grub-2.04/grub-core/gfxmenu/view.c

@@ -386,21 +386,37 @@ redraw_menu_visit (grub_gui_component_t component,
     }
 }
 
+extern int g_menu_update_mode;
+
+static void grub_gfxmenu_update_all(grub_gfxmenu_view_t view)
+{
+    grub_video_set_area_status(GRUB_VIDEO_AREA_DISABLED);
+    grub_gfxmenu_view_redraw(view, &view->screen);
+}
+
 void
 grub_gfxmenu_redraw_menu (grub_gfxmenu_view_t view)
 {
   update_menu_components (view);
 
-  grub_gui_iterate_recursively ((grub_gui_component_t) view->canvas,
-                                redraw_menu_visit, view);
+  if (g_menu_update_mode)
+    grub_gfxmenu_update_all(view);
+  else
+    grub_gui_iterate_recursively ((grub_gui_component_t) view->canvas,
+                                  redraw_menu_visit, view);
+  
   grub_video_swap_buffers ();
   if (view->double_repaint)
     {
-      grub_gui_iterate_recursively ((grub_gui_component_t) view->canvas,
-				    redraw_menu_visit, view);
+      if (g_menu_update_mode)
+        grub_gfxmenu_update_all(view);
+      else
+        grub_gui_iterate_recursively ((grub_gui_component_t) view->canvas,
+                                      redraw_menu_visit, view);
     }
 }
 
+
 void 
 grub_gfxmenu_set_chosen_entry (int entry, void *data)
 {
@@ -408,6 +424,8 @@ grub_gfxmenu_set_chosen_entry (int entry, void *data)
 
   view->selected = entry;
   grub_gfxmenu_redraw_menu (view);
+
+  
 }
 
 static void

GRUB2/MOD_SRC/grub-2.04/grub-core/normal/menu.c

@@ -33,6 +33,9 @@
 #include <grub/gfxterm.h>
 #include <grub/dl.h>
 #include <grub/env.h>
+#include <grub/extcmd.h>
+#include <grub/ventoy.h>
+#include "ventoy/ventoy_def.h"
 
 int g_ventoy_menu_refresh = 0;
 int g_ventoy_memdisk_mode = 0;
@@ -42,10 +45,24 @@ int g_ventoy_wimboot_mode = 0;
 int g_ventoy_iso_uefi_drv = 0;
 int g_ventoy_last_entry = -1;
 int g_ventoy_suppress_esc = 0;
+int g_ventoy_suppress_esc_default = 1;
 int g_ventoy_menu_esc = 0;
 int g_ventoy_fn_mutex = 0;
 int g_ventoy_terminal_output = 0;
 
+#define VTOY_COMM_HOTKEY(cmdkey) \
+if (0 == g_ventoy_fn_mutex) { \
+    cmdstr = grub_env_get(cmdkey); \
+    if (cmdstr) \
+    { \
+        menu_fini (); \
+        g_ventoy_fn_mutex = 1; \
+        grub_script_execute_sourcecode(cmdstr); \
+        g_ventoy_fn_mutex = 0; \
+        goto refresh; \
+    } \
+}
+
 /* Time to delay after displaying an error message about a default/fallback
    entry failing to boot.  */
 #define DEFAULT_ENTRY_ERROR_DELAY_MS  2500
@@ -381,10 +398,35 @@ grub_menu_execute_with_fallback (grub_menu_t menu,
 
 static struct grub_menu_viewer *viewers;
 
+int g_menu_update_mode = 0;
+int g_ventoy_tip_label_enable = 0;
+const char * g_ventoy_tip_msg1 = NULL;
+const char * g_ventoy_tip_msg2 = NULL;
+static const char *g_ventoy_cur_img_path = NULL;
+static void menu_set_chosen_tip(grub_menu_t menu, int entry)
+{
+    img_info *img;
+    grub_menu_entry_t e = grub_menu_get_entry (menu, entry);
+
+    g_ventoy_tip_msg1 = g_ventoy_tip_msg2 = NULL;
+    if (e && e->id && grub_strncmp(e->id, "VID_", 4) == 0) 
+    {
+        img = (img_info *)(void *)grub_strtoul(e->id + 4, NULL, 16);
+        if (img)
+        {
+            g_ventoy_tip_msg1 = img->tip1;
+            g_ventoy_tip_msg2 = img->tip2;
+            g_ventoy_cur_img_path = img->path;
+        }
+    }
+}
+
 static void
-menu_set_chosen_entry (int entry)
+menu_set_chosen_entry (grub_menu_t menu, int entry)
 {
   struct grub_menu_viewer *cur;
+  
+  menu_set_chosen_tip(menu, entry);
   for (cur = viewers; cur; cur = cur->next)
     cur->set_chosen_entry (entry, cur->data);
 }
@@ -598,7 +640,7 @@ run_menu (grub_menu_t menu, int nested, int *auto_boot)
   default_entry = get_entry_number (menu, "default");
 
   if (g_ventoy_suppress_esc)
-      default_entry = 1;
+      default_entry = g_ventoy_suppress_esc_default;
   else if (g_ventoy_last_entry >= 0 && g_ventoy_last_entry < menu->size) {
       default_entry = g_ventoy_last_entry;
   } 
@@ -680,6 +722,7 @@ run_menu (grub_menu_t menu, int nested, int *auto_boot)
   current_entry = default_entry;
 
  refresh:
+  menu_set_chosen_tip(menu, current_entry);
   menu_init (current_entry, menu, nested);
 
   /* Initialize the time.  */
@@ -732,13 +775,13 @@ run_menu (grub_menu_t menu, int nested, int *auto_boot)
 	    case GRUB_TERM_KEY_HOME:
 	    case GRUB_TERM_CTRL | 'a':
 	      current_entry = 0;
-	      menu_set_chosen_entry (current_entry);
+	      menu_set_chosen_entry (menu, current_entry);
 	      break;
 
 	    case GRUB_TERM_KEY_END:
 	    case GRUB_TERM_CTRL | 'e':
 	      current_entry = menu->size - 1;
-	      menu_set_chosen_entry (current_entry);
+	      menu_set_chosen_entry (menu, current_entry);
 	      break;
 
 	    case GRUB_TERM_KEY_UP:
@@ -746,7 +789,7 @@ run_menu (grub_menu_t menu, int nested, int *auto_boot)
 	    case '^':
 	      if (current_entry > 0)
 		current_entry--;
-	      menu_set_chosen_entry (current_entry);
+	      menu_set_chosen_entry (menu, current_entry);
 	      break;
 
 	    case GRUB_TERM_CTRL | 'n':
@@ -754,7 +797,7 @@ run_menu (grub_menu_t menu, int nested, int *auto_boot)
 	    case 'v':
 	      if (current_entry < menu->size - 1)
 		current_entry++;
-	      menu_set_chosen_entry (current_entry);
+	      menu_set_chosen_entry (menu, current_entry);
 	      break;
 
 	    case GRUB_TERM_CTRL | 'g':
@@ -763,7 +806,7 @@ run_menu (grub_menu_t menu, int nested, int *auto_boot)
 		current_entry = 0;
 	      else
 		current_entry -= GRUB_MENU_PAGE_SIZE;
-	      menu_set_chosen_entry (current_entry);
+	      menu_set_chosen_entry (menu, current_entry);
 	      break;
 
 	    case GRUB_TERM_CTRL | 'c':
@@ -772,7 +815,7 @@ run_menu (grub_menu_t menu, int nested, int *auto_boot)
 		current_entry += GRUB_MENU_PAGE_SIZE;
 	      else
 		current_entry = menu->size - 1;
-	      menu_set_chosen_entry (current_entry);
+	      menu_set_chosen_entry (menu, current_entry);
 	      break;
 
 	    case '\n':
@@ -807,71 +850,23 @@ run_menu (grub_menu_t menu, int nested, int *auto_boot)
 
         case GRUB_TERM_KEY_F2:
         case '2':
-            if (0 == g_ventoy_fn_mutex) {
-                cmdstr = grub_env_get("VTOY_F2_CMD");
-                if (cmdstr)
-                {
-                    menu_fini ();
-                    g_ventoy_fn_mutex = 1;
-                    grub_script_execute_sourcecode(cmdstr);
-                    g_ventoy_fn_mutex = 0;
-                    goto refresh;
-                }
-            }
+            VTOY_COMM_HOTKEY("VTOY_F2_CMD");
             break;
         case GRUB_TERM_KEY_F3:
         case '3':
-            if (0 == g_ventoy_fn_mutex) {
-                cmdstr = grub_env_get("VTOY_F3_CMD");
-                if (cmdstr)
-                {
-                    menu_fini ();
-                    grub_script_execute_sourcecode(cmdstr);
-                    goto refresh;
-                }
-            }
+            VTOY_COMM_HOTKEY("VTOY_F3_CMD");
             break;
         case GRUB_TERM_KEY_F4:
         case '4':
-            if (0 == g_ventoy_fn_mutex) {
-                cmdstr = grub_env_get("VTOY_F4_CMD");
-                if (cmdstr)
-                {
-                    menu_fini ();
-                    g_ventoy_fn_mutex = 1;
-                    grub_script_execute_sourcecode(cmdstr);
-                    g_ventoy_fn_mutex = 0;
-                    goto refresh;
-                }
-            }
+            VTOY_COMM_HOTKEY("VTOY_F4_CMD");
             break;
         case GRUB_TERM_KEY_F5:
         case '5':
-            if (0 == g_ventoy_fn_mutex) {
-                cmdstr = grub_env_get("VTOY_F5_CMD");
-                if (cmdstr)
-                {
-                    menu_fini ();
-                    g_ventoy_fn_mutex = 1;
-                    grub_script_execute_sourcecode(cmdstr);
-                    g_ventoy_fn_mutex = 0;
-                    goto refresh;
-                }
-            }
+            VTOY_COMM_HOTKEY("VTOY_F5_CMD");
             break;
         case GRUB_TERM_KEY_F6:
         case '6':
-            if (0 == g_ventoy_fn_mutex) {
-                cmdstr = grub_env_get("VTOY_F6_CMD");
-                if (cmdstr)
-                {
-                    menu_fini ();
-                    g_ventoy_fn_mutex = 1;
-                    grub_script_execute_sourcecode(cmdstr);
-                    g_ventoy_fn_mutex = 0;
-                    goto refresh;
-                }
-            }
+            VTOY_COMM_HOTKEY("VTOY_F6_CMD");
             break;
         case GRUB_TERM_KEY_F7:
             menu_fini ();
@@ -917,6 +912,38 @@ run_menu (grub_menu_t menu, int nested, int *auto_boot)
             g_ventoy_menu_refresh = 1;
             goto refresh;
 
+        case (GRUB_TERM_CTRL | 'h'):
+        {
+            cmdstr = grub_env_get("VTOY_HELP_CMD");
+            if (cmdstr)
+            {
+                grub_script_execute_sourcecode(cmdstr);
+                while (grub_getkey() != GRUB_TERM_ESC)
+                    ;
+                menu_fini ();
+                goto refresh;
+            }
+            break;
+        }
+        case (GRUB_TERM_CTRL | 'm'):
+        {
+            if (g_ventoy_cur_img_path)
+            {
+                grub_env_set("VTOY_CHKSUM_FILE_PATH", g_ventoy_cur_img_path);
+                cmdstr = grub_env_get("VTOY_CHKSUM_CMD");
+                if (cmdstr)
+                {
+                    menu_fini();
+                    grub_script_execute_sourcecode(cmdstr);
+                    goto refresh;
+                }
+            }
+            else
+            {
+                grub_env_set("VTOY_CHKSUM_FILE_PATH", "X");
+            }
+            break;
+        }
 	    default:
 	      {
 		int entry;
@@ -1010,6 +1037,11 @@ show_menu (grub_menu_t menu, int nested, int autobooted)
               break;          
       }
 
+      if (autobooted == 0 && g_ventoy_menu_esc && auto_boot) {
+          g_ventoy_last_entry = boot_entry;
+          break;
+      }
+
       e = grub_menu_get_entry (menu, boot_entry);
       if (! e)
 	continue; /* Menu is empty.  */

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy.c

@@ -53,6 +53,26 @@ void ventoy_debug(const char *fmt, ...)
     va_end (args);
 }
 
+void ventoy_str_tolower(char *str)
+{
+    while (*str)
+    {
+        *str = grub_tolower(*str);
+        str++;
+    }
+}
+
+void ventoy_str_toupper(char *str)
+{
+    while (*str)
+    {
+        *str = grub_toupper(*str);
+        str++;
+    }
+}
+
+
+
 int ventoy_strcmp(const char *pattern, const char *str)
 {
     while (*pattern && *str)

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_cmd.c

@@ -51,6 +51,37 @@
 
 GRUB_MOD_LICENSE ("GPLv3+");
 
+static grub_uint8_t g_check_mbr_data[440] = {
+    0xEB, 0x63, 0x90, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x01, 0x00, 0x00, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0xFF, 0xFA, 0x90, 0x90, 0xF6, 0xC2, 0x80, 0x74, 0x05, 0xF6, 0xC2, 0x70,
+    0x74, 0x02, 0xB2, 0x80, 0xEA, 0x79, 0x7C, 0x00, 0x00, 0x31, 0xC0, 0x8E, 0xD8, 0x8E, 0xD0, 0xBC,
+    0x00, 0x20, 0xFB, 0xA0, 0x64, 0x7C, 0x3C, 0xFF, 0x74, 0x02, 0x88, 0xC2, 0x52, 0xBE, 0x90, 0x7D,
+    0xE8, 0x16, 0x01, 0xBE, 0x05, 0x7C, 0xB4, 0x41, 0xBB, 0xAA, 0x55, 0xCD, 0x13, 0x5A, 0x52, 0x72,
+    0x3D, 0x81, 0xFB, 0x55, 0xAA, 0x75, 0x37, 0x83, 0xE1, 0x01, 0x74, 0x32, 0x31, 0xC0, 0x89, 0x44,
+    0x04, 0x40, 0x88, 0x44, 0xFF, 0x89, 0x44, 0x02, 0xC7, 0x04, 0x10, 0x00, 0x66, 0x8B, 0x1E, 0x5C,
+    0x7C, 0x66, 0x89, 0x5C, 0x08, 0x66, 0x8B, 0x1E, 0x60, 0x7C, 0x66, 0x89, 0x5C, 0x0C, 0xC7, 0x44,
+    0x06, 0x00, 0x70, 0xB4, 0x42, 0xCD, 0x13, 0x72, 0x05, 0xBB, 0x00, 0x70, 0xEB, 0x76, 0xB4, 0x08,
+    0xCD, 0x13, 0x73, 0x0D, 0x5A, 0x84, 0xD2, 0x0F, 0x83, 0xD8, 0x00, 0xBE, 0x96, 0x7D, 0xE9, 0x82,
+    0x00, 0x66, 0x0F, 0xB6, 0xC6, 0x88, 0x64, 0xFF, 0x40, 0x66, 0x89, 0x44, 0x04, 0x0F, 0xB6, 0xD1,
+    0xC1, 0xE2, 0x02, 0x88, 0xE8, 0x88, 0xF4, 0x40, 0x89, 0x44, 0x08, 0x0F, 0xB6, 0xC2, 0xC0, 0xE8,
+    0x02, 0x66, 0x89, 0x04, 0x66, 0xA1, 0x60, 0x7C, 0x66, 0x09, 0xC0, 0x75, 0x4E, 0x66, 0xA1, 0x5C,
+    0x7C, 0x66, 0x31, 0xD2, 0x66, 0xF7, 0x34, 0x88, 0xD1, 0x31, 0xD2, 0x66, 0xF7, 0x74, 0x04, 0x3B,
+    0x44, 0x08, 0x7D, 0x37, 0xFE, 0xC1, 0x88, 0xC5, 0x30, 0xC0, 0xC1, 0xE8, 0x02, 0x08, 0xC1, 0x88,
+    0xD0, 0x5A, 0x88, 0xC6, 0xBB, 0x00, 0x70, 0x8E, 0xC3, 0x31, 0xDB, 0xB8, 0x01, 0x02, 0xCD, 0x13,
+    0x72, 0x1E, 0x8C, 0xC3, 0x60, 0x1E, 0xB9, 0x00, 0x01, 0x8E, 0xDB, 0x31, 0xF6, 0xBF, 0x00, 0x80,
+    0x8E, 0xC6, 0xFC, 0xF3, 0xA5, 0x1F, 0x61, 0xFF, 0x26, 0x5A, 0x7C, 0xBE, 0x93, 0x7D, 0xEB, 0x03,
+    0xBE, 0x99, 0x7D, 0xE8, 0x33, 0x00, 0xBE, 0x9C, 0x7D, 0xE8, 0x2D, 0x00, 0xCD, 0x18, 0xEB, 0xFE,
+    0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58, 0x58,
+    0x56, 0x54, 0x00, 0x47, 0x65, 0x00, 0x48, 0x44, 0x00, 0x52, 0x64, 0x00, 0x20, 0x45, 0x72, 0x0D,
+    0x0A, 0x00, 0xBB, 0x01, 0x00, 0xB4, 0x0E, 0xCD, 0x10, 0xAC, 0x3C, 0x00, 0x75, 0xF4, 0xC3, 0x00,
+    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 
+};
+
 initrd_info *g_initrd_img_list = NULL;
 initrd_info *g_initrd_img_tail = NULL;
 int g_initrd_img_count = 0;
@@ -479,7 +510,7 @@ static int ventoy_set_check_result(int ret)
         grub_printf(VTOY_WARNING"\n");
         grub_printf(VTOY_WARNING"\n\n\n");
         
-        grub_printf("This is NOT a standard Ventoy device and is NOT supported (0x%x).\n\n", ret);
+        grub_printf("This is NOT a standard Ventoy device and is NOT supported (%d).\n\n", ret);
         grub_printf("You should follow the instructions in https://www.ventoy.net to use Ventoy.\n");
         
         grub_printf("\n\nWill exit after 10 seconds ...... ");
@@ -497,6 +528,8 @@ static int ventoy_check_official_device(grub_device_t dev)
     grub_uint64_t offset;
     char devname[64];
     grub_fs_t fs;
+    grub_uint8_t mbr[512];
+    grub_disk_t disk;
     grub_device_t dev2;
     char *label = NULL;
     struct grub_partition *partition;
@@ -612,6 +645,26 @@ static int ventoy_check_official_device(grub_device_t dev)
         grub_device_close(dev2);    
     }
 
+    /* MBR check */
+    disk = grub_disk_open(dev->disk->name);
+    if (!disk)
+    {
+        return ventoy_set_check_result(11);
+    }
+
+    grub_memset(mbr, 0, 512);
+    grub_disk_read(disk, 0, 0, 512, mbr);
+    grub_disk_close(disk);
+
+    g_check_mbr_data[92] = mbr[92];
+    g_check_mbr_data[102] = mbr[102];
+    g_check_mbr_data[103] = mbr[103];
+    grub_memcpy(g_check_mbr_data + 0x180, mbr + 0x180, 16);
+    if (grub_memcmp(g_check_mbr_data, mbr, 440))
+    {
+        return ventoy_set_check_result(12);
+    }
+
     return ventoy_set_check_result(0);
 }
 
@@ -1562,6 +1615,7 @@ static int ventoy_collect_img_files(const char *filename, const struct grub_dirh
     grub_size_t len;
     img_info *img;
     img_info *tail;
+    const menu_tip *tip;
     img_iterator_node *tmp;
     img_iterator_node *new_node;
     img_iterator_node *node = (img_iterator_node *)data;
@@ -1779,6 +1833,14 @@ static int ventoy_collect_img_files(const char *filename, const struct grub_dirh
             g_ventoy_img_count++;
 
             img->alias = ventoy_plugin_get_menu_alias(vtoy_alias_image_file, img->path);
+
+            tip = ventoy_plugin_get_menu_tip(img->path);
+            if (tip)
+            {
+                img->tip1 = tip->tip1;
+                img->tip2 = tip->tip2;
+            }
+            
             img->class = ventoy_plugin_get_menu_class(vtoy_class_image_file, img->name, img->path);
             if (!img->class)
             {
@@ -2073,23 +2135,23 @@ static int ventoy_dynamic_tree_menu(img_iterator_node *node)
         if (g_tree_view_menu_style == 0)
         {
             vtoy_ssprintf(g_tree_script_buf, g_tree_script_pos, 
-                          "menuentry \"%-10s %s%s\" --class=\"%s\" --id=\"VID_%d\" {\n"
+                          "menuentry \"%-10s %s%s\" --class=\"%s\" --id=\"VID_%p\" {\n"
                           "  %s_%s \n" 
                           "}\n", 
                           grub_get_human_size(img->size, GRUB_HUMAN_SIZE_SHORT), 
                           img->unsupport ? "[***********] " : "", 
-                          img->alias ? img->alias : img->name, img->class, img->id,
+                          img->alias ? img->alias : img->name, img->class, img,
                           img->menu_prefix,
                           img->unsupport ? "unsupport_menuentry" : "common_menuentry");
         }
         else
         {
             vtoy_ssprintf(g_tree_script_buf, g_tree_script_pos, 
-                          "menuentry \"%s%s\" --class=\"%s\" --id=\"VID_%d\" {\n"
+                          "menuentry \"%s%s\" --class=\"%s\" --id=\"VID_%p\" {\n"
                           "  %s_%s \n" 
                           "}\n", 
                           img->unsupport ? "[***********] " : "", 
-                          img->alias ? img->alias : img->name, img->class, img->id,
+                          img->alias ? img->alias : img->name, img->class, img,
                           img->menu_prefix,
                           img->unsupport ? "unsupport_menuentry" : "common_menuentry");
         }
@@ -2136,7 +2198,7 @@ static int ventoy_set_default_menu(void)
 
         if (0 == g_default_menu_mode)
         {
-            vtoy_ssprintf(g_list_script_buf, g_list_script_pos, "set default='VID_%d'\n", default_node->id);
+            vtoy_ssprintf(g_list_script_buf, g_list_script_pos, "set default='VID_%p'\n", default_node);
         }
         else
         {
@@ -2169,7 +2231,7 @@ static int ventoy_set_default_menu(void)
                 pos = end + 1;
             }
 
-            vtoy_ssprintf(g_tree_script_buf, g_tree_script_pos, "VID_%d'\n", default_node->id);
+            vtoy_ssprintf(g_tree_script_buf, g_tree_script_pos, "VID_%p'\n", default_node);
             grub_free(def);
         }
     }
@@ -2266,7 +2328,7 @@ static grub_err_t ventoy_cmd_ext_select_img_path(grub_extcmd_context_t ctxt, int
         return grub_error(GRUB_ERR_BAD_ARGUMENT, "No such image");
     }
 
-    grub_snprintf(id, sizeof(id), "VID_%d", cur->id);
+    grub_snprintf(id, sizeof(id), "VID_%p", cur);
     grub_env_set("chosen", id);
     grub_env_export("chosen");
 
@@ -2275,11 +2337,10 @@ static grub_err_t ventoy_cmd_ext_select_img_path(grub_extcmd_context_t ctxt, int
 
 static grub_err_t ventoy_cmd_chosen_img_path(grub_extcmd_context_t ctxt, int argc, char **args)
 {
-    int img_id = 0;
     char value[32];
     char *pos = NULL;
     const char *id = NULL;
-    img_info *cur = g_ventoy_img_list;
+    img_info *cur = NULL;
 
     (void)ctxt;
     
@@ -2293,20 +2354,11 @@ static grub_err_t ventoy_cmd_chosen_img_path(grub_extcmd_context_t ctxt, int arg
     pos = grub_strstr(id, "VID_");
     if (pos)
     {
-        img_id = (int)grub_strtoul(pos + 4, NULL, 10);
+        cur = (img_info *)(void *)grub_strtoul(pos + 4, NULL, 16);
     }
     else
     {
-        img_id = (int)grub_strtoul(id, NULL, 10);
-    }
-
-    while (cur)
-    {
-        if (img_id == cur->id)
-        {
-            break;
-        }
-        cur = cur->next;
+        cur = g_ventoy_img_list;
     }
 
     if (!cur)
@@ -2335,6 +2387,8 @@ static grub_err_t ventoy_cmd_list_img(grub_extcmd_context_t ctxt, int argc, char
     grub_device_t dev = NULL;
     img_info *cur = NULL;
     img_info *tail = NULL;
+    img_info *min = NULL;
+    img_info *head = NULL;
     const char *strdata = NULL;
     char *device_name = NULL;
     char buf[32];
@@ -2470,17 +2524,49 @@ static grub_err_t ventoy_cmd_list_img(grub_extcmd_context_t ctxt, int argc, char
     }
     
     /* sort image list by image name */
-    for (cur = g_ventoy_img_list; cur; cur = cur->next)
+    while (g_ventoy_img_list)
     {
-        for (tail = cur->next; tail; tail = tail->next)
+        min = g_ventoy_img_list;
+        for (cur = g_ventoy_img_list->next; cur; cur = cur->next)
         {
-            if (ventoy_cmp_img(cur, tail) > 0)
+            if (ventoy_cmp_img(min, cur) > 0)
             {
-                ventoy_swap_img(cur, tail);
+                min = cur;
             }
         }
+
+        if (min->prev)
+        {
+            min->prev->next = min->next;                
+        }
+        
+        if (min->next)
+        {
+            min->next->prev = min->prev;
+        }
+
+        if (min == g_ventoy_img_list)
+        {
+            g_ventoy_img_list = min->next;
+        }
+
+        if (head == NULL)
+        {
+            head = tail = min;
+            min->prev = NULL;
+            min->next = NULL;
+        }
+        else
+        {
+            tail->next = min;
+            min->prev = tail;
+            min->next = NULL;
+            tail = min;
+        }
     }
 
+    g_ventoy_img_list = head;
+
     if (g_default_menu_mode == 1)
     {
         vtoy_ssprintf(g_list_script_buf, g_list_script_pos, 
@@ -2492,11 +2578,11 @@ static grub_err_t ventoy_cmd_list_img(grub_extcmd_context_t ctxt, int argc, char
     for (cur = g_ventoy_img_list; cur; cur = cur->next)
     {
         vtoy_ssprintf(g_list_script_buf, g_list_script_pos,
-                  "menuentry \"%s%s\" --class=\"%s\" --id=\"VID_%d\" {\n"
+                  "menuentry \"%s%s\" --class=\"%s\" --id=\"VID_%p\" {\n"
                   "  %s_%s \n" 
                   "}\n", 
                   cur->unsupport ? "[***********] " : "", 
-                  cur->alias ? cur->alias : cur->name, cur->class, cur->id,
+                  cur->alias ? cur->alias : cur->name, cur->class, cur,
                   cur->menu_prefix,
                   cur->unsupport ? "unsupport_menuentry" : "common_menuentry");
     }
@@ -2936,6 +3022,7 @@ static grub_err_t ventoy_cmd_sel_auto_install(grub_extcmd_context_t ctxt, int ar
 {
     int i = 0;
     int pos = 0;
+    int defidx = 1;
     char *buf = NULL;
     char configfile[128];
     install_template *node = NULL;
@@ -2960,9 +3047,13 @@ static grub_err_t ventoy_cmd_sel_auto_install(grub_extcmd_context_t ctxt, int ar
 
     if (node->autosel >= 0 && node->autosel <= node->templatenum)
     {
-        node->cursel = node->autosel - 1;
-        debug("Auto install template auto select %d\n", node->autosel);
-        return 0;
+        defidx = node->autosel;
+        if (node->timeout < 0)
+        {
+            node->cursel = node->autosel - 1;
+            debug("Auto install template auto select %d\n", node->autosel);
+            return 0;
+        }
     }
 
     buf = (char *)grub_malloc(VTOY_MAX_SCRIPT_BUF);
@@ -2971,24 +3062,31 @@ static grub_err_t ventoy_cmd_sel_auto_install(grub_extcmd_context_t ctxt, int ar
         return 0;
     }
 
+    if (node->timeout > 0)
+    {
+        vtoy_ssprintf(buf, pos, "set timeout=%d\n", node->timeout);        
+    }
+    
     vtoy_ssprintf(buf, pos, "menuentry \"Boot without auto installation template\" {\n"
-                  "  echo %s\n}\n", "123");
+                  "  echo %s\n}\n", "");
 
     for (i = 0; i < node->templatenum; i++)
     {
-        vtoy_ssprintf(buf, pos, "menuentry \"Boot with %s\" {\n"
-                  "  echo 123\n}\n",
+        vtoy_ssprintf(buf, pos, "menuentry \"Boot with %s\"{\n"
+                  "  echo \"\"\n}\n",
                   node->templatepath[i].path);
     }
 
     g_ventoy_menu_esc = 1;
     g_ventoy_suppress_esc = 1;
+    g_ventoy_suppress_esc_default = defidx;
 
     grub_snprintf(configfile, sizeof(configfile), "configfile mem:0x%llx:size:%d", (ulonglong)(ulong)buf, pos);
     grub_script_execute_sourcecode(configfile);
     
     g_ventoy_menu_esc = 0;
     g_ventoy_suppress_esc = 0;
+    g_ventoy_suppress_esc_default = 1;
 
     grub_free(buf);
 
@@ -3001,6 +3099,7 @@ static grub_err_t ventoy_cmd_sel_persistence(grub_extcmd_context_t ctxt, int arg
 {
     int i = 0;
     int pos = 0;
+    int defidx = 1;
     char *buf = NULL;
     char configfile[128];
     persistence_config *node;
@@ -3025,9 +3124,13 @@ static grub_err_t ventoy_cmd_sel_persistence(grub_extcmd_context_t ctxt, int arg
 
     if (node->autosel >= 0 && node->autosel <= node->backendnum)
     {
-        node->cursel = node->autosel - 1;
-        debug("Persistence image auto select %d\n", node->autosel);
-        return 0;
+        defidx = node->autosel;
+        if (node->timeout < 0)
+        {
+            node->cursel = node->autosel - 1;
+            debug("Persistence image auto select %d\n", node->autosel);
+            return 0;            
+        }
     }
 
     buf = (char *)grub_malloc(VTOY_MAX_SCRIPT_BUF);
@@ -3036,25 +3139,32 @@ static grub_err_t ventoy_cmd_sel_persistence(grub_extcmd_context_t ctxt, int arg
         return 0;
     }
 
+    if (node->timeout > 0)
+    {
+        vtoy_ssprintf(buf, pos, "set timeout=%d\n", node->timeout);        
+    }
+
     vtoy_ssprintf(buf, pos, "menuentry \"Boot without persistence\" {\n"
-                  "  echo %s\n}\n", "123");
+                  "  echo %s\n}\n", "");
     
     for (i = 0; i < node->backendnum; i++)
     {
         vtoy_ssprintf(buf, pos, "menuentry \"Boot with %s\" {\n"
-                      "  echo 123\n}\n",
+                      "  echo \"\"\n}\n",
                       node->backendpath[i].path);
         
     }
 
     g_ventoy_menu_esc = 1;
     g_ventoy_suppress_esc = 1;
+    g_ventoy_suppress_esc_default = defidx;
     
     grub_snprintf(configfile, sizeof(configfile), "configfile mem:0x%llx:size:%d", (ulonglong)(ulong)buf, pos);
     grub_script_execute_sourcecode(configfile);
     
     g_ventoy_menu_esc = 0;
     g_ventoy_suppress_esc = 0;
+    g_ventoy_suppress_esc_default = 1;
 
     grub_free(buf);
 
@@ -4851,6 +4961,27 @@ static grub_err_t grub_cmd_gptpriority(grub_extcmd_context_t ctxt, int argc, cha
 }
 
 
+
+/* <BEGIN>: Deleted by longpanda, 20210916 PN:XX LABEL:XX */
+#if 0
+void ventoy_tip_set_menu_label(const char *vid)
+{
+    img_info *node;
+
+    g_ventoy_tip_msg1 = g_ventoy_tip_msg2 = NULL;
+    if (vid)
+    {
+        node = (img_info *)(void *)grub_strtoul(vid + 4, NULL, 16);
+        if (node)
+        {
+           g_ventoy_tip_msg1 = node->tip1;
+           g_ventoy_tip_msg2 = node->tip2;
+        }
+    }
+}
+#endif /* #if 0 */
+/* <END>  : Deleted by longpanda, 20210916 PN:XX LABEL:XX */
+
 int ventoy_env_init(void)
 {
     char buf[64];

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_def.h

@@ -21,6 +21,8 @@
 #ifndef __VENTOY_DEF_H__
 #define __VENTOY_DEF_H__
 
+#define VTOY_MAX_DIR_DEPTH  32
+
 #define VTOY_MAX_SCRIPT_BUF    (4 * 1024 * 1024)
 
 #define VTOY_PART_BUF_LEN  (128 * 1024)
@@ -215,6 +217,8 @@ typedef struct img_info
     char name[256];
 
     const char *alias;
+    const char *tip1;
+    const char *tip2;
     const char *class;
     const char *menu_prefix;
     
@@ -432,6 +436,18 @@ typedef struct wim_directory_entry
 /** No security information exists for this file */
 #define WIM_NO_SECURITY 0xffffffffUL
 
+typedef struct reg_vk
+{
+    grub_uint32_t res1;
+    grub_uint16_t sig;
+    grub_uint16_t namesize;
+    grub_uint32_t datasize;
+    grub_uint32_t dataoffset;
+    grub_uint32_t datatype;
+    grub_uint16_t flag;
+    grub_uint16_t res2;
+}reg_vk;
+
 #pragma pack()
 
 
@@ -813,6 +829,7 @@ typedef struct install_template
     int pathlen;
     char isopath[256];
 
+    int timeout;
     int autosel;
     int cursel;
     int templatenum;
@@ -844,6 +861,7 @@ typedef struct persistence_config
     int pathlen;
     char isopath[256];
 
+    int timeout;
     int autosel;
     int cursel;
     int backendnum;
@@ -865,6 +883,17 @@ typedef struct menu_alias
     struct menu_alias *next;
 }menu_alias;
 
+typedef struct menu_tip
+{
+    int pathlen;
+    char isopath[256];
+    char tip1[1024];
+    char tip2[1024];
+
+    struct menu_tip *next;
+}menu_tip;
+
+
 #define vtoy_class_image_file  0
 #define vtoy_class_directory   1
 
@@ -960,6 +989,7 @@ typedef struct menu_password
 
 extern int g_ventoy_menu_esc;
 extern int g_ventoy_suppress_esc;
+extern int g_ventoy_suppress_esc_default;
 extern int g_ventoy_last_entry;
 extern int g_ventoy_memdisk_mode;
 extern int g_ventoy_iso_raw;
@@ -1004,6 +1034,8 @@ extern grub_uint32_t g_ventoy_plat_data;
 #define ventoy_syscall0(name) grub_##name()
 #define ventoy_syscall1(name, a) grub_##name(a)
 
+void ventoy_str_tolower(char *str);
+void ventoy_str_toupper(char *str);
 char * ventoy_get_line(char *start);
 int ventoy_cmp_img(img_info *img1, img_info *img2);
 void ventoy_swap_img(img_info *img1, img_info *img2);
@@ -1017,6 +1049,7 @@ int ventoy_fill_windows_rtdata(void *buf, char *isopath);
 int ventoy_plugin_get_persistent_chunklist(const char *isopath, int index, ventoy_img_chunk_list *chunk_list);
 const char * ventoy_plugin_get_injection(const char *isopath);
 const char * ventoy_plugin_get_menu_alias(int type, const char *isopath);
+const menu_tip * ventoy_plugin_get_menu_tip(const char *isopath);
 const char * ventoy_plugin_get_menu_class(int type, const char *name, const char *path);
 int ventoy_plugin_check_memdisk(const char *isopath);
 int ventoy_plugin_get_image_list_index(int type, const char *name);
@@ -1074,5 +1107,7 @@ int ventoy_chain_file_read(const char *path, int offset, int len, void *buf);
     grub_env_export(env);\
 }
 
+#define ret_goto_end(a) ret = a; goto end;
+
 #endif /* __VENTOY_DEF_H__ */
 

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_linux.c

@@ -978,6 +978,12 @@ static grub_err_t ventoy_linux_locate_initrd(int filt, int *filtcnt)
             }
         }
 
+        /* skip hdt.img */
+        if (file->size <= VTOY_SIZE_1MB && grub_strcmp(node->name, "/boot/hdt.img") == 0)
+        {
+            continue;
+        }
+
         if (grub_strcmp(file->fs->name, "iso9660") == 0)
         {
             node->iso_type = 0;

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_plugin.c

@@ -48,6 +48,7 @@ static install_template *g_install_template_head = NULL;
 static dud *g_dud_head = NULL;
 static menu_password *g_pwd_head = NULL;
 static persistence_config *g_persistence_head = NULL;
+static menu_tip *g_menu_tip_head = NULL;
 static menu_alias *g_menu_alias_head = NULL;
 static menu_class *g_menu_class_head = NULL;
 static custom_boot *g_custom_boot_head = NULL;
@@ -601,6 +602,7 @@ static int ventoy_plugin_auto_install_check(VTOY_JSON *json, const char *isodisk
 {
     int pathnum = 0;
     int autosel = 0;
+    int timeout = 0;
     char *pos = NULL;
     const char *iso = NULL;
     VTOY_JSON *pNode = NULL;
@@ -637,6 +639,18 @@ static int ventoy_plugin_auto_install_check(VTOY_JSON *json, const char *isodisk
                         grub_printf("autosel: %d [FAIL]\n", autosel);
                     }
                 }
+                
+                if (JSON_SUCCESS == vtoy_json_get_int(pNode->pstChild, "timeout", &timeout))
+                {
+                    if (timeout >= 0)
+                    {
+                        grub_printf("timeout: %d [OK]\n", timeout);
+                    }
+                    else
+                    {
+                        grub_printf("timeout: %d [FAIL]\n", timeout);
+                    }
+                }
             }
             else
             {
@@ -661,6 +675,18 @@ static int ventoy_plugin_auto_install_check(VTOY_JSON *json, const char *isodisk
                         grub_printf("autosel: %d [FAIL]\n", autosel);
                     }
                 }
+                
+                if (JSON_SUCCESS == vtoy_json_get_int(pNode->pstChild, "timeout", &timeout))
+                {
+                    if (timeout >= 0)
+                    {
+                        grub_printf("timeout: %d [OK]\n", timeout);
+                    }
+                    else
+                    {
+                        grub_printf("timeout: %d [FAIL]\n", timeout);
+                    }
+                }
             }
             else
             {
@@ -681,6 +707,7 @@ static int ventoy_plugin_auto_install_entry(VTOY_JSON *json, const char *isodisk
     int type = 0;
     int pathnum = 0;
     int autosel = 0;
+    int timeout = 0;
     const char *iso = NULL;
     VTOY_JSON *pNode = NULL;
     install_template *node = NULL;
@@ -728,6 +755,7 @@ static int ventoy_plugin_auto_install_entry(VTOY_JSON *json, const char *isodisk
                     node->templatenum = pathnum;
 
                     node->autosel = -1;
+                    node->timeout = -1;
                     if (JSON_SUCCESS == vtoy_json_get_int(pNode->pstChild, "autosel", &autosel))
                     {
                         if (autosel >= 0 && autosel <= pathnum)
@@ -736,6 +764,14 @@ static int ventoy_plugin_auto_install_entry(VTOY_JSON *json, const char *isodisk
                         }
                     }
                     
+                    if (JSON_SUCCESS == vtoy_json_get_int(pNode->pstChild, "timeout", &timeout))
+                    {
+                        if (timeout >= 0)
+                        {
+                            node->timeout = timeout;
+                        }
+                    }
+
                     if (g_install_template_head)
                     {
                         node->next = g_install_template_head;
@@ -1174,6 +1210,7 @@ static int ventoy_plugin_pwd_check(VTOY_JSON *json, const char *isodisk)
 static int ventoy_plugin_persistence_check(VTOY_JSON *json, const char *isodisk)
 {
     int autosel = 0;
+    int timeout = 0;
     int pathnum = 0;
     char *pos = NULL;
     const char *iso = NULL;
@@ -1212,6 +1249,18 @@ static int ventoy_plugin_persistence_check(VTOY_JSON *json, const char *isodisk)
                         grub_printf("autosel: %d [FAIL]\n", autosel);
                     }
                 }
+                
+                if (JSON_SUCCESS == vtoy_json_get_int(pNode->pstChild, "timeout", &timeout))
+                {
+                    if (timeout >= 0)
+                    {
+                        grub_printf("timeout: %d [OK]\n", timeout);
+                    }
+                    else
+                    {
+                        grub_printf("timeout: %d [FAIL]\n", timeout);
+                    }
+                }
             } 
             else
             {
@@ -1230,6 +1279,7 @@ static int ventoy_plugin_persistence_check(VTOY_JSON *json, const char *isodisk)
 static int ventoy_plugin_persistence_entry(VTOY_JSON *json, const char *isodisk)
 {
     int autosel = 0;
+    int timeout = 0;
     int pathnum = 0;
     const char *iso = NULL;
     VTOY_JSON *pNode = NULL;
@@ -1272,6 +1322,7 @@ static int ventoy_plugin_persistence_entry(VTOY_JSON *json, const char *isodisk)
                     node->backendnum = pathnum;
 
                     node->autosel = -1;
+                    node->timeout = -1;
                     if (JSON_SUCCESS == vtoy_json_get_int(pNode->pstChild, "autosel", &autosel))
                     {
                         if (autosel >= 0 && autosel <= pathnum)
@@ -1280,6 +1331,14 @@ static int ventoy_plugin_persistence_entry(VTOY_JSON *json, const char *isodisk)
                         }
                     }
                     
+                    if (JSON_SUCCESS == vtoy_json_get_int(pNode->pstChild, "timeout", &timeout))
+                    {
+                        if (timeout >= 0)
+                        {
+                            node->timeout = timeout;
+                        }
+                    }
+
                     if (g_persistence_head)
                     {
                         node->next = g_persistence_head;
@@ -1417,6 +1476,176 @@ static int ventoy_plugin_menualias_entry(VTOY_JSON *json, const char *isodisk)
     return 0;
 }
 
+static int ventoy_plugin_menutip_check(VTOY_JSON *json, const char *isodisk)
+{
+    const char *path = NULL;
+    const char *tip = NULL;
+    VTOY_JSON *pNode = NULL;
+
+    (void)isodisk;
+
+    if (json->enDataType != JSON_TYPE_OBJECT)
+    {
+        grub_printf("Not object %d\n", json->enDataType);
+        return 1;
+    }
+
+    tip = vtoy_json_get_string_ex(json->pstChild, "left");
+    if (tip)
+    {
+        grub_printf("left: <%s>\n", tip);
+    }
+    
+    tip = vtoy_json_get_string_ex(json->pstChild, "top");
+    if (tip)
+    {
+        grub_printf("top: <%s>\n", tip);
+    }
+    
+    tip = vtoy_json_get_string_ex(json->pstChild, "color");
+    if (tip)
+    {
+        grub_printf("color: <%s>\n", tip);
+    }
+
+    pNode = vtoy_json_find_item(json->pstChild, JSON_TYPE_ARRAY, "tips");
+    for (pNode = pNode->pstChild; pNode; pNode = pNode->pstNext)
+    {
+        path = vtoy_json_get_string_ex(pNode->pstChild, "image");
+        if (path && path[0] == '/')
+        {
+            if (grub_strchr(path, '*'))
+            {
+                grub_printf("image: <%s> [ * ]\n", path);
+            }
+            else if (ventoy_check_file_exist("%s%s", isodisk, path))
+            {
+                grub_printf("image: <%s> [ OK ]\n", path);
+            }
+            else
+            {
+                grub_printf("image: <%s> [ NOT EXIST ]\n", path);
+            }
+
+            tip = vtoy_json_get_string_ex(pNode->pstChild, "tip");
+            if (tip)
+            {
+                grub_printf("tip: <%s>\n", tip);
+            }
+            else
+            {
+                tip = vtoy_json_get_string_ex(pNode->pstChild, "tip1");
+                if (tip)
+                    grub_printf("tip1: <%s>\n", tip);
+                else
+                    grub_printf("tip1: <NULL>\n");
+                
+                tip = vtoy_json_get_string_ex(pNode->pstChild, "tip2");
+                if (tip)
+                    grub_printf("tip2: <%s>\n", tip);
+                else
+                    grub_printf("tip2: <NULL>\n");
+            }
+        }
+        else
+        {
+            grub_printf("image: <%s> [ INVALID ]\n", path);
+        }
+    }
+
+    return 0;
+}
+
+static int ventoy_plugin_menutip_entry(VTOY_JSON *json, const char *isodisk)
+{
+    const char *path = NULL;
+    const char *tip = NULL;
+    VTOY_JSON *pNode = NULL;
+    menu_tip *node = NULL;
+    menu_tip *next = NULL;
+
+    (void)isodisk;
+
+    if (json->enDataType != JSON_TYPE_OBJECT)
+    {
+        debug("Not object %d\n", json->enDataType);
+        return 0;
+    }
+
+    pNode = vtoy_json_find_item(json->pstChild, JSON_TYPE_ARRAY, "tips");
+    if (pNode == NULL)
+    {
+        debug("Not tips found\n");
+        return 0;
+    }
+
+    if (g_menu_tip_head)
+    {
+        for (node = g_menu_tip_head; node; node = next)
+        {
+            next = node->next;
+            grub_free(node);
+        }
+
+        g_menu_tip_head = NULL;
+    }
+
+    tip = vtoy_json_get_string_ex(json->pstChild, "left");
+    if (tip)
+    {
+        grub_env_set("VTOY_TIP_LEFT", tip);
+    }
+    
+    tip = vtoy_json_get_string_ex(json->pstChild, "top");
+    if (tip)
+    {
+        grub_env_set("VTOY_TIP_TOP", tip);
+    }
+    
+    tip = vtoy_json_get_string_ex(json->pstChild, "color");
+    if (tip)
+    {
+        grub_env_set("VTOY_TIP_COLOR", tip);
+    }
+
+    for (pNode = pNode->pstChild; pNode; pNode = pNode->pstNext)
+    {
+        path = vtoy_json_get_string_ex(pNode->pstChild, "image");
+        if (path && path[0] == '/')
+        {
+            node = grub_zalloc(sizeof(menu_tip));
+            if (node)
+            {
+                node->pathlen = grub_snprintf(node->isopath, sizeof(node->isopath), "%s", path);
+
+                tip = vtoy_json_get_string_ex(pNode->pstChild, "tip");
+                if (tip)
+                {
+                    grub_snprintf(node->tip1, 1000, "%s", tip);
+                }
+                else
+                {
+                    tip = vtoy_json_get_string_ex(pNode->pstChild, "tip1");
+                    if (tip)
+                        grub_snprintf(node->tip1, 1000, "%s", tip);
+
+                    tip = vtoy_json_get_string_ex(pNode->pstChild, "tip2");
+                    if (tip)
+                        grub_snprintf(node->tip2, 1000, "%s", tip);
+                }
+
+                if (g_menu_tip_head)
+                {
+                    node->next = g_menu_tip_head;
+                }
+                
+                g_menu_tip_head = node;
+            }
+        }
+    }
+
+    return 0;
+}
 
 static int ventoy_plugin_injection_check(VTOY_JSON *json, const char *isodisk)
 {
@@ -2101,6 +2330,7 @@ static plugin_entry g_plugin_entries[] =
     { "auto_install", ventoy_plugin_auto_install_entry, ventoy_plugin_auto_install_check },
     { "persistence", ventoy_plugin_persistence_entry, ventoy_plugin_persistence_check },
     { "menu_alias", ventoy_plugin_menualias_entry, ventoy_plugin_menualias_check },
+    { "menu_tip", ventoy_plugin_menutip_entry, ventoy_plugin_menutip_check },
     { "menu_class", ventoy_plugin_menuclass_entry, ventoy_plugin_menuclass_check },
     { "injection", ventoy_plugin_injection_entry, ventoy_plugin_injection_check },
     { "auto_memdisk", ventoy_plugin_auto_memdisk_entry, ventoy_plugin_auto_memdisk_check },
@@ -2149,6 +2379,11 @@ grub_err_t ventoy_cmd_load_plugin(grub_extcmd_context_t ctxt, int argc, char **a
     (void)ctxt;
     (void)argc;
 
+    grub_env_set("VTOY_TIP_LEFT", "10%");
+    grub_env_set("VTOY_TIP_TOP", "80%+5");
+    grub_env_set("VTOY_TIP_COLOR", "blue");
+    grub_env_set("VTOY_TIP_ALIGN", "left");
+
     file = ventoy_grub_file_open(GRUB_FILE_TYPE_LINUX_INITRD, "%s/ventoy/ventoy.json", args[0]);
     if (!file)
     {
@@ -2205,6 +2440,15 @@ grub_err_t ventoy_cmd_load_plugin(grub_extcmd_context_t ctxt, int argc, char **a
         }
     }
 
+    if (g_menu_tip_head)
+    {
+        grub_env_set("VTOY_MENU_TIP_ENABLE", "1");
+    }
+    else
+    {
+        grub_env_unset("VTOY_MENU_TIP_ENABLE");
+    }
+
     VENTOY_CMD_RETURN(GRUB_ERR_NONE);
 }
 
@@ -2465,6 +2709,28 @@ const char * ventoy_plugin_get_menu_alias(int type, const char *isopath)
     return NULL;
 }
 
+const menu_tip * ventoy_plugin_get_menu_tip(const char *isopath)
+{
+    int len;
+    menu_tip *node = NULL;
+
+    if (!g_menu_tip_head)
+    {
+        return NULL;
+    }
+
+    len = (int)grub_strlen(isopath);
+    for (node = g_menu_tip_head; node; node = node->next)
+    {
+        if (node->pathlen == len && ventoy_strcmp(node->isopath, isopath) == 0)
+        {
+            return node;
+        }
+    }
+
+    return NULL;
+}
+
 const char * ventoy_plugin_get_menu_class(int type, const char *name, const char *path)
 {
     int namelen;

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_windows.c

@@ -375,6 +375,7 @@ grub_err_t ventoy_cmd_sel_wimboot(grub_extcmd_context_t ctxt, int argc, char **a
 
     g_ventoy_menu_esc = 1;
     g_ventoy_suppress_esc = 1;
+    g_ventoy_suppress_esc_default = 1;
 
     grub_snprintf(configfile, sizeof(configfile), "configfile mem:0x%llx:size:%d", (ulonglong)(ulong)buf, size);
     grub_script_execute_sourcecode(configfile);
@@ -658,28 +659,6 @@ static wim_directory_entry * search_full_wim_dirent
     return search;
 }
 
-static wim_directory_entry * search_replace_wim_dirent(void *meta_data, wim_directory_entry *dir)
-{
-    wim_directory_entry *wim_dirent = NULL;
-    const char *pecmd_path[] = { "Windows", "System32", "pecmd.exe", NULL };
-    const char *winpeshl_path[] = { "Windows", "System32", "winpeshl.exe", NULL };
-
-    wim_dirent = search_full_wim_dirent(meta_data, dir, pecmd_path);
-    debug("search pecmd.exe %p\n", wim_dirent);
-    if (wim_dirent)
-    {
-        return wim_dirent;
-    }
-
-    wim_dirent = search_full_wim_dirent(meta_data, dir, winpeshl_path);
-    debug("search winpeshl.exe %p\n", wim_dirent);
-    if (wim_dirent)
-    {
-        return wim_dirent;
-    }
-
-    return NULL;
-}
 
 
 static wim_lookup_entry * ventoy_find_look_entry(wim_header *header, wim_lookup_entry *lookup, wim_hash *hash)
@@ -697,6 +676,245 @@ static wim_lookup_entry * ventoy_find_look_entry(wim_header *header, wim_lookup_
     return NULL;
 }
 
+static int parse_registry_setup_cmdline
+(
+    grub_file_t file, 
+    wim_header *head, 
+    wim_lookup_entry *lookup, 
+    void *meta_data, 
+    wim_directory_entry *dir, 
+    char *buf, 
+    grub_uint32_t buflen
+)
+{
+    char c;
+    int ret = 0;
+    grub_uint32_t i = 0;    
+    grub_uint32_t reglen = 0;
+    wim_hash zerohash;
+    reg_vk *regvk = NULL;
+    wim_lookup_entry *look = NULL;
+    wim_directory_entry *wim_dirent = NULL;
+    char *decompress_data = NULL;
+    const char *reg_path[] = { "Windows", "System32", "config", "SYSTEM", NULL };
+
+    wim_dirent = search_full_wim_dirent(meta_data, dir, reg_path);
+    debug("search reg SYSTEM %p\n", wim_dirent);
+    if (!wim_dirent)
+    {
+        return 1;
+    }
+
+    grub_memset(&zerohash, 0, sizeof(zerohash));
+    if (grub_memcmp(&zerohash, wim_dirent->hash.sha1, sizeof(wim_hash)) == 0)
+    {
+        return 2;
+    }
+
+    look = ventoy_find_look_entry(head, lookup, &wim_dirent->hash);
+    if (!look)
+    {
+        return 3;
+    }
+
+    reglen = (grub_uint32_t)look->resource.raw_size;
+    debug("find system lookup entry_id:%ld raw_size:%u\n", 
+        ((long)look - (long)lookup) / sizeof(wim_lookup_entry), reglen);
+
+    if (0 != ventoy_read_resource(file, head, &(look->resource), (void **)&(decompress_data)))
+    {
+        return 4;
+    }
+
+    if (grub_strncmp(decompress_data + 0x1000, "hbin", 4))
+    {
+        ret_goto_end(5);
+    }
+
+    for (i = 0x1000; i + sizeof(reg_vk) < reglen; i += 8)
+    {
+        regvk = (reg_vk *)(decompress_data + i);
+        if (regvk->sig == 0x6B76 && regvk->namesize == 7 &&
+            regvk->datatype == 1 && regvk->flag == 1)
+        {
+            if (grub_strncasecmp((char *)(regvk + 1), "cmdline", 7) == 0)
+            {
+                debug("find registry cmdline i:%u offset:(0x%x)%u size:(0x%x)%u\n", 
+                        i, regvk->dataoffset, regvk->dataoffset, regvk->datasize, regvk->datasize);
+                break;
+            }
+        }
+    }
+
+    if (i + sizeof(reg_vk) >= reglen || regvk == NULL)
+    {
+        ret_goto_end(6);
+    }
+
+    if (regvk->datasize == 0 || (regvk->datasize & 0x80000000) > 0 ||
+        regvk->dataoffset == 0 || regvk->dataoffset == 0xFFFFFFFF)
+    {
+        ret_goto_end(7);
+    }
+
+    if (regvk->datasize / 2 >= buflen)
+    {
+        ret_goto_end(8);
+    }
+
+    debug("start offset is 0x%x(%u)\n", 0x1000 + regvk->dataoffset + 4, 0x1000 + regvk->dataoffset + 4);
+
+    for (i = 0; i < regvk->datasize; i+=2)
+    {
+        c = (char)(*(grub_uint16_t *)(decompress_data + 0x1000 + regvk->dataoffset + 4 + i));
+        *buf++ = c;
+    }
+
+    ret = 0;
+
+end:
+    grub_check_free(decompress_data);
+    return ret;
+}
+
+static int parse_custom_setup_path(char *cmdline, const char **path, char *exefile)
+{
+    int i = 0;
+    int len = 0;
+    char *pos1 = NULL;
+    char *pos2 = NULL;
+    
+    if ((cmdline[0] == 'x' || cmdline[0] == 'X') && cmdline[1] == ':')
+    {
+        pos1 = pos2 = cmdline + 3;
+
+        while (i < VTOY_MAX_DIR_DEPTH && *pos2)
+        {
+            while (*pos2 && *pos2 != '\\' && *pos2 != '/')
+            {
+                pos2++;
+            }
+
+            path[i++] = pos1;
+            
+            if (*pos2 == 0)
+            {                
+                break;
+            }
+
+            *pos2 = 0;
+            pos1 = pos2 + 1;
+            pos2 = pos1;
+        }
+
+        if (i == 0 || i >= VTOY_MAX_DIR_DEPTH)
+        {
+            return 1;
+        }
+    }
+    else
+    {
+        path[i++] = "Windows";
+        path[i++] = "System32";
+        path[i++] = cmdline;
+    }
+
+    pos1 = (char *)path[i - 1];
+    while (*pos1 != ' ' && *pos1 != '\t' && *pos1)
+    {
+        pos1++;
+    }
+    *pos1 = 0;
+
+    len = (int)grub_strlen(path[i - 1]);
+    if (len < 4 || grub_strcasecmp(path[i - 1] + len - 4, ".exe") != 0)
+    {
+        grub_snprintf(exefile, 256, "%s.exe", path[i - 1]);
+        path[i - 1] = exefile;            
+    }
+
+
+    debug("custom setup: %d <%s>\n", i, path[i - 1]);
+    return 0;
+}
+
+static wim_directory_entry * search_replace_wim_dirent
+(
+    grub_file_t file, 
+    wim_header *head, 
+    wim_lookup_entry *lookup, 
+    void *meta_data, 
+    wim_directory_entry *dir
+)
+{
+    int ret;
+    char exefile[256] = {0};
+    char cmdline[256] = {0};
+    wim_directory_entry *wim_dirent = NULL;
+    wim_directory_entry *pecmd_dirent = NULL;
+    const char *peset_path[] = { "Windows", "System32", "peset.exe", NULL };
+    const char *pecmd_path[] = { "Windows", "System32", "pecmd.exe", NULL };
+    const char *winpeshl_path[] = { "Windows", "System32", "winpeshl.exe", NULL };
+    const char *custom_path[VTOY_MAX_DIR_DEPTH + 1] = { NULL };
+
+    pecmd_dirent = search_full_wim_dirent(meta_data, dir, pecmd_path);
+    debug("search pecmd.exe %p\n", pecmd_dirent);
+
+    if (pecmd_dirent)
+    {
+        ret = parse_registry_setup_cmdline(file, head, lookup, meta_data, dir, cmdline, sizeof(cmdline) - 1);
+        if (0 == ret)
+        {
+            debug("registry setup cmdline:<%s>\n", cmdline);
+            
+            if (grub_strncasecmp(cmdline, "PECMD", 5) == 0)
+            {
+                wim_dirent = pecmd_dirent;
+            }
+            else if (grub_strncasecmp(cmdline, "PESET", 5) == 0)
+            {
+                wim_dirent = search_full_wim_dirent(meta_data, dir, peset_path);
+                debug("search peset.exe %p\n", wim_dirent);
+            }
+            else if (grub_strncasecmp(cmdline, "WINPESHL", 8) == 0)
+            {
+                wim_dirent = search_full_wim_dirent(meta_data, dir, winpeshl_path);
+                debug("search winpeshl.exe %p\n", wim_dirent);
+            }
+            else if (0 == parse_custom_setup_path(cmdline, custom_path, exefile))
+            {
+                wim_dirent = search_full_wim_dirent(meta_data, dir, custom_path);
+                debug("search custom path %p\n", wim_dirent);
+            }
+
+            if (wim_dirent)
+            {
+                return wim_dirent;
+            }
+        }
+        else
+        {
+            debug("registry setup cmdline failed : %d\n", ret);
+        }
+    }
+
+    wim_dirent = pecmd_dirent;
+    if (wim_dirent)
+    {
+        return wim_dirent;
+    }
+
+    wim_dirent = search_full_wim_dirent(meta_data, dir, winpeshl_path);
+    debug("search winpeshl.exe %p\n", wim_dirent);
+    if (wim_dirent)
+    {
+        return wim_dirent;
+    }
+
+    return NULL;
+}
+
+
 static wim_lookup_entry * ventoy_find_meta_entry(wim_header *header, wim_lookup_entry *lookup)
 {
     grub_uint32_t i = 0;
@@ -832,6 +1050,7 @@ int ventoy_fill_windows_rtdata(void *buf, char *isopath)
 {
     char *pos = NULL;
     char *script = NULL;
+    const char *env = NULL;
     ventoy_windows_data *data = (ventoy_windows_data *)buf;
 
     grub_memset(data, 0, sizeof(ventoy_windows_data));
@@ -871,6 +1090,12 @@ int ventoy_fill_windows_rtdata(void *buf, char *isopath)
         debug("injection archive not configed %s\n", pos);
     }
 
+    env = grub_env_get("VTOY_WIN11_BYPASS_CHECK");
+    if (env && env[0] == '1' && env[1] == 0)
+    {
+        data->windows11_bypass_check = 1;
+    }
+
     return 0;
 }
 
@@ -1008,8 +1233,16 @@ static int ventoy_wimdows_locate_wim(const char *disk, wim_patch *patch)
         rootdir = (wim_directory_entry *)(decompress_data + 8);
     }
 
+
+    debug("read lookup offset:%llu size:%llu\n", (ulonglong)head->lookup.offset, (ulonglong)head->lookup.raw_size);
+    lookup = grub_malloc(head->lookup.raw_size);
+    grub_file_seek(file, head->lookup.offset);
+    grub_file_read(file, lookup, head->lookup.raw_size);
+
+
+
     /* search winpeshl.exe dirent entry */
-    search = search_replace_wim_dirent(decompress_data, rootdir);
+    search = search_replace_wim_dirent(file, head, lookup, decompress_data, rootdir);
     if (!search)
     {
         debug("Failed to find replace file %p\n", search);
@@ -1041,10 +1274,6 @@ static int ventoy_wimdows_locate_wim(const char *disk, wim_patch *patch)
         grub_memcpy(&patch->old_hash, search->hash.sha1, sizeof(wim_hash));        
     }
 
-    debug("read lookup offset:%llu size:%llu\n", (ulonglong)head->lookup.offset, (ulonglong)head->lookup.raw_size);
-    lookup = grub_malloc(head->lookup.raw_size);
-    grub_file_seek(file, head->lookup.offset);
-    grub_file_read(file, lookup, head->lookup.raw_size);
     
     /* find and extact winpeshl.exe */
     patch->replace_look = ventoy_find_look_entry(head, lookup, &patch->old_hash);

GRUB2/MOD_SRC/grub-2.04/include/grub/ventoy.h

@@ -135,7 +135,8 @@ typedef struct ventoy_windows_data
 {
     char auto_install_script[384];
     char injection_archive[384];
-    grub_uint8_t reserved[256];
+    grub_uint8_t windows11_bypass_check;
+    grub_uint8_t reserved[255];
 }ventoy_windows_data;
 
 

IMG/cpio/ventoy/hook/debian/porteus-hook.sh

@@ -22,19 +22,46 @@ porteus_hook() {
     $SED "/searching *for *\$CFG *file/i\ $BUSYBOX_PATH/sh $VTOY_PATH/hook/debian/porteus-disk.sh"  -i $1
 }
 
-if $GREP -q exfat /proc/filesystems; then
-    vtPath=$($VTOY_PATH/tool/vtoydump -p $VTOY_PATH/ventoy_os_param)
+vtPath=$($VTOY_PATH/tool/vtoydump -p $VTOY_PATH/ventoy_os_param)
+echo $vtPath | $GREP -q " "
+_vtRet1=$?
 
+$GREP -q exfat /proc/filesystems
+_vtRet2=$?
+
+echo "_vtRet1=$_vtRet1  _vtRet2=$_vtRet2 ..." >> $VTLOG
+
+if [ $_vtRet1 -ne 0 -a $_vtRet2 -eq 0 ]; then
+    vtFindFlag=0
     $GREP '`value from`' /usr/* -r | $AWK -F: '{print $1}' | while read vtline; do
         echo "hooking $vtline ..." >> $VTLOG
         $SED "s#\`value from\`#$vtPath#g"  -i $vtline
+        vtFindFlag=1
     done
 
+    if [ $vtFindFlag -eq 0 ]; then
+        if $GREP -q '`value from`' /linuxrc; then
+            if $GREP -q "searching *for *\$CFG *file" /linuxrc; then
+                echo "hooking linuxrc CFG..." >> $VTLOG
+                $SED "/searching *for *\$CFG *file/i$BUSYBOX_PATH/sh $VTOY_PATH/hook/debian/porteus-path.sh"  -i /linuxrc
+                $SED "/searching *for *\$CFG *file/iFROM=\$(cat /porteus-from)"  -i /linuxrc
+                $SED "/searching *for *\$CFG *file/iISO=\$(cat /porteus-from)"  -i /linuxrc
+                vtFindFlag=1
+            else
+                echo "hooking linuxrc SGN..." >> $VTLOG
+                $SED "/searching *for *\$SGN *file/i$BUSYBOX_PATH/sh $VTOY_PATH/hook/debian/porteus-path.sh"  -i /linuxrc
+                $SED "/searching *for *\$SGN *file/iFROM=\$(cat /porteus-from)"  -i /linuxrc
+                $SED "/searching *for *\$SGN *file/iISO=\$(cat /porteus-from)"  -i /linuxrc
+                vtFindFlag=1
+            fi
+        fi
+    fi
+
 else
-    for vtfile in '/init' '/linuxrc' ; do
+    for vtfile in '/linuxrc' '/init'; do
         if [ -e $vtfile ]; then
             if ! $GREP -q ventoy $vtfile; then
-                echo "hooking $vtfile ..."  >> $VTLOG
+                echo "hooking disk $vtfile ..."  >> $VTLOG
                 porteus_hook $vtfile
             fi
         fi

IMG/cpio/ventoy/hook/debian/porteus-path.sh

@@ -0,0 +1,38 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2020, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. /ventoy/hook/ventoy-hook-lib.sh
+
+vtlog "####### $0 $* ########"
+
+VTPATH_OLD=$PATH; PATH=$BUSYBOX_PATH:$VTOY_PATH/tool:$PATH
+
+wait_for_usb_disk_ready
+
+vtdiskname=$(get_ventoy_disk_name)
+
+vtPath=$(vtoydump -p $VTOY_PATH/ventoy_os_param)
+
+if echo $vtdiskname | egrep -q "nvme|mmc|nbd"; then
+    echo ${vtdiskname}p1${vtPath} > /porteus-from
+else
+    echo ${vtdiskname}1${vtPath} > /porteus-from
+fi
+
+PATH=$VTPATH_OLD

IMG/cpio/ventoy/hook/debian/pyabr-disk.sh

@@ -0,0 +1,70 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2020, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. /ventoy/hook/ventoy-hook-lib.sh
+
+if is_ventoy_hook_finished; then
+    exit 0
+fi
+
+vtlog "####### $0 $* ########"
+
+VTPATH_OLD=$PATH; PATH=$BUSYBOX_PATH:$VTOY_PATH/tool:$PATH
+
+ventoy_os_install_dmsetup_by_fuse() {
+    vtlog "ventoy_os_install_dmsetup_by_fuse $*"
+
+    mkdir -p $VTOY_PATH/mnt/fuse $VTOY_PATH/mnt/iso $VTOY_PATH/mnt/squashfs
+
+    vtoydm -p -f $VTOY_PATH/ventoy_image_map -d $1 > $VTOY_PATH/ventoy_dm_table
+    vtoy_fuse_iso -f $VTOY_PATH/ventoy_dm_table -m $VTOY_PATH/mnt/fuse
+
+    mount -t iso9660  $VTOY_PATH/mnt/fuse/ventoy.iso    $VTOY_PATH/mnt/iso
+    mount -t squashfs $VTOY_PATH/mnt/iso/pyabr/01-core.sb  $VTOY_PATH/mnt/squashfs
+
+    KoName=$(ls $VTOY_PATH/mnt/squashfs/lib/modules/$2/kernel/drivers/md/dm-mod.ko*)
+    vtlog "insmod $KoName"
+    insmod $KoName
+
+    umount $VTOY_PATH/mnt/squashfs
+    umount $VTOY_PATH/mnt/iso
+    umount $VTOY_PATH/mnt/fuse
+}
+
+
+wait_for_usb_disk_ready
+
+vtdiskname=$(get_ventoy_disk_name)
+if [ "$vtdiskname" = "unknown" ]; then
+    vtlog "ventoy disk not found"
+    PATH=$VTPATH_OLD
+    exit 0
+fi
+
+modprobe fuse
+modprobe cuse
+
+vtKver=$(uname -r)
+ventoy_os_install_dmsetup_by_fuse $vtdiskname $vtKver
+
+ventoy_udev_disk_common_hook "${vtdiskname#/dev/}2" "noreplace"
+
+PATH=$VTPATH_OLD
+
+set_ventoy_hook_finish

IMG/cpio/ventoy/hook/debian/pyabr-hook.sh

@@ -0,0 +1,20 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2020, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+$SED "/find_data/i\ $BUSYBOX_PATH/sh $VTOY_PATH/hook/debian/pyabr-disk.sh" -i /init

IMG/cpio/ventoy/hook/debian/tails-hook.sh

@@ -23,6 +23,11 @@ $SED "s#.*livefs_root=.*find_livefs.*#$BUSYBOX_PATH/mount -t iso9660 /dev/mapper
 if [ -e /init ] && $GREP -q '^mountroot$' /init; then
     echo "Here before mountroot ..." >> $VTLOG    
     $SED  "/^mountroot$/i\\$BUSYBOX_PATH/sh $VTOY_PATH/hook/debian/disk_mount_hook.sh"  -i /init
+    
+    if [ -f /scripts/init-premount/ORDER ]; then
+        $SED "/\/scripts\/init-premount\/partitioning/,+1d"  -i /scripts/init-premount/ORDER
+    fi
+    
 else
     echo "Use default hook ..." >> $VTLOG
     ventoy_systemd_udevd_work_around

IMG/cpio/ventoy/hook/debian/ventoy-hook.sh

@@ -94,6 +94,10 @@ ventoy_get_debian_distro() {
         echo 'mocaccino'; return
     fi
     
+    if $GREP -q '/pyabr/' /proc/cmdline; then
+        echo 'pyabr'; return
+    fi
+    
     echo 'default'
 }
 

IMG/cpio/ventoy/hook/default/export.list

@@ -0,0 +1,7 @@
+preseed/file
+debian-installer/locale
+console-keymaps-at/keymap
+keyboard-configuration/xkb-keymap
+keyboard-configuration/layout
+simple-cdd/profiles
+vga

IMG/cpio/ventoy/loop/esysrescue/ventoy-disk.sh

@@ -0,0 +1,47 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2020, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. /ventoy/hook/ventoy-hook-lib.sh
+
+if is_ventoy_hook_finished; then
+    exit 0
+fi
+
+vtlog "####### $0 $* ########"
+
+VTPATH_OLD=$PATH; PATH=$BUSYBOX_PATH:$VTOY_PATH/tool:$PATH
+
+wait_for_usb_disk_ready
+
+vtdiskname=$(get_ventoy_disk_name)
+if [ "$vtdiskname" = "unknown" ]; then
+    vtlog "ventoy disk not found"
+    PATH=$VTPATH_OLD
+    exit 0
+fi
+
+ventoy_udev_disk_common_hook "${vtdiskname#/dev/}2" "noreplace"
+
+ventoy_create_dev_ventoy_part
+
+ln -s "../../ventoy1" /dev/disk/by-label/ESYSRESCUE
+
+PATH=$VTPATH_OLD
+
+set_ventoy_hook_finish

IMG/cpio/ventoy/loop/esysrescue/ventoy-hook.sh

@@ -0,0 +1,26 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2020, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. $VTOY_PATH/hook/ventoy-os-lib.sh
+
+$SED "/maybe_break premount/i\ $BUSYBOX_PATH/sh $VTOY_PATH/loop/esysrescue/ventoy-disk.sh" -i /init
+
+if [ -f /scripts/casper-bottom/09format_esr_data_partition ]; then
+    $SED '/mkfs.vfat.*edev.3/icp -a /dev/dm-3 /dev/ventoy3' -i /scripts/casper-bottom/09format_esr_data_partition
+fi

IMG/cpio/ventoy/ventoy_chain.sh

@@ -52,8 +52,20 @@ ventoy_get_os_type() {
         fi
     fi
 
+    # Debian :
+    if $GREP -q '[Dd]ebian' /proc/version; then
+        echo 'debian'; return
+
+    # Ubuntu : do the same process with debian
+    elif $GREP -q '[Uu]buntu' /proc/version; then
+        echo 'debian'; return
+        
+    # Deepin : do the same process with debian
+    elif $GREP -q '[Dd]eepin' /proc/version; then
+        echo 'debian'; return
+
     # rhel5/CentOS5 and all other distributions based on them
-    if $GREP -q 'el5' /proc/version; then
+    elif $GREP -q 'el5' /proc/version; then
         echo 'rhel5'; return
 
     # rhel6/CentOS6 and all other distributions based on them
@@ -78,18 +90,6 @@ ventoy_get_os_type() {
     elif $GREP -q '\.fc[0-9][0-9]\.' /proc/version; then
         echo 'rhel7'; return
         
-    # Debian :
-    elif $GREP -q '[Dd]ebian' /proc/version; then
-        echo 'debian'; return
-        
-    # Ubuntu : do the same process with debian
-    elif $GREP -q '[Uu]buntu' /proc/version; then
-        echo 'debian'; return
-        
-    # Deepin : do the same process with debian
-    elif $GREP -q '[Dd]eepin' /proc/version; then
-        echo 'debian'; return
-        
     # SUSE
     elif $GREP -q 'SUSE' /proc/version; then
         echo 'suse'; return
@@ -161,6 +161,10 @@ ventoy_get_os_type() {
             echo 'openEuler'; return
         elif $GREP -q 'fuyu' /etc/os-release; then
             echo 'openEuler'; return
+        elif $GREP -q 'deepin' /etc/os-release; then
+            echo 'debian'; return
+        elif $GREP -q 'chinauos' /etc/os-release; then
+            echo 'debian'; return
         fi
     fi
     
@@ -344,9 +348,36 @@ if [ -e "$VTOY_PATH/hook/$VTOS/ventoy-hook.sh" ]; then
 fi
 
 
+
+if $GREP -q -i Untangle /proc/version; then
+    for vtPara in $($CAT /proc/cmdline); do
+        vtItemkey=$(echo $vtPara | $AWK -F= '{print $1}')
+        vtItemVal=$(echo $vtPara | $AWK -F= '{print $2}')
+        if $GREP -q -m1 "^$vtItemkey\$" $VTOY_PATH/hook/default/export.list; then
+            vtEnvExport="$vtEnvExport $vtItemkey=$vtItemVal"
+        fi
+    done
+    
+    echo "================ env export ================" >> $VTLOG
+    echo $vtEnvExport >> $VTLOG
+    echo "============================================" >> $VTLOG
+fi
+
+
+
 ####################################################################
 #                                                                  #
-# Step 3 : Check for debug break                                   #
+# Step 3 : Run LiveInjection Hook                                  #
+#                                                                  #
+####################################################################
+if [ -f "/live_injection_7ed136ec_7a61_4b54_adc3_ae494d5106ea/hook.sh" ]; then
+    $BUSYBOX_PATH/sh "/live_injection_7ed136ec_7a61_4b54_adc3_ae494d5106ea/hook.sh" $VTOS
+fi
+
+
+####################################################################
+#                                                                  #
+# Step 4 : Check for debug break                                   #
 #                                                                  #
 ####################################################################
 if [ "$VTOY_BREAK_LEVEL" = "03" ] || [ "$VTOY_BREAK_LEVEL" = "13" ]; then
@@ -363,7 +394,7 @@ fi
 
 ####################################################################
 #                                                                  #
-# Step 4 : Hand over to real init                                  #
+# Step 5 : Hand over to real init                                  #
 #                                                                  #
 ####################################################################
 $BUSYBOX_PATH/umount /proc
@@ -392,7 +423,12 @@ for vtinit in $user_rdinit /init /sbin/init /linuxrc; do
             if [ -f "$VTOY_PATH/hook/$VTOS/ventoy-before-init.sh" ]; then
                 $BUSYBOX_PATH/sh "$VTOY_PATH/hook/$VTOS/ventoy-before-init.sh"
             fi
-            exec "$vtinit"
+            
+            if [ -z "$vtEnvExport" ]; then
+                exec "$vtinit"
+            else
+                exec env $vtEnvExport "$vtinit"
+            fi            
         fi
     fi
 done

IMG/cpio/ventoy/ventoy_loop.sh

@@ -200,6 +200,10 @@ ventoy_get_os_type() {
             echo 'openEuler'; return
         elif $GREP -q 'fuyu' /etc/os-release; then
             echo 'openEuler'; return
+        elif $GREP -q 'deepin' /etc/os-release; then
+            echo 'debian'; return
+        elif $GREP -q 'chinauos' /etc/os-release; then
+            echo 'debian'; return
         fi
     fi
     

IMG/mkcpio.sh

@@ -62,6 +62,9 @@ cp -a $VENTOY_PATH/VBLADE/vblade-master/vblade_64 tool/
 cp -a $VENTOY_PATH/LZIP/lunzip32 tool/
 cp -a $VENTOY_PATH/LZIP/lunzip64 tool/
 
+cp -a $VENTOY_PATH/cryptsetup/veritysetup32 tool/
+cp -a $VENTOY_PATH/cryptsetup/veritysetup64 tool/
+
 chmod -R 777 ./tool
 
 find ./tool | cpio  -o -H newc --owner=root:root >tool.cpio

INSTALL/ExtendPersistentImg.sh

@@ -27,6 +27,13 @@ if [ ! -f "$file" ]; then
     exit 1
 fi
 
+if echo $size | grep -q "^-"; then
+    mode="Shrink"
+    size=${size:1}
+else
+    mode="Extend"
+fi
+
 if echo $size | grep -q "[^0-9]"; then
     print_usage
     exit 1
@@ -42,10 +49,25 @@ fi
 
 
 fsMB=$(expr $fsize / 1024 / 1024)
-total=$(expr $fsMB + $size)
+
+if [ "$mode" = "Extend" ]; then
+    total=$(expr $fsMB + $size)
+else
+    if [ $fsMB -le $size ]; then
+        echo "File size of $file is less than ${size}MB."
+        exit 1
+    fi
+    total=$(expr $fsMB - $size)
+fi
+
 
 magic=$(hexdump -n3 -e  '3/1 "%02X"' $file)
 if [ "$magic" = "584653" ]; then
+    if [ "$mode" = "Shrink" ]; then
+        echo "Shrink is not supported for XFS filesystem."
+        exit 1
+    fi
+
     if which xfs_growfs >/dev/null 2>&1; then
         cmd=xfs_growfs
     else
@@ -61,23 +83,26 @@ else
     fi
 fi
 
+if [ "$mode" = "Extend" ]; then
+    echo "$mode dat file... (current is ${fsMB}MB, append ${size}MB, total ${total}MB)"
+    dd if=/dev/zero bs=1M count=$size status=none >> "$file"
+    sync
+else
+    echo "$mode dat file... (current is ${fsMB}MB, reduce ${size}MB, finally ${total}MB)"
+fi
 
-echo "Extend dat file... (current is ${fsMB}MB, append ${size}MB, total ${total}MB)"
-dd if=/dev/zero bs=1M count=$size status=none >> "$file"
-sync
 
 freeloop=$(losetup -f)
 losetup $freeloop "$file"
 
 if [ "$cmd" = "resize2fs" ]; then    
-    echo "Extend ext filesystem by resize2fs ..."
+    echo "$mode ext filesystem by resize2fs ..."
     echo "resize2fs $freeloop ${total}M"
     e2fsck -f $freeloop
     resize2fs $freeloop ${total}M
     ret=$?
 else
-    echo "Extend xfs filesystem by xfs_growfs ..."
-
+    echo "$mode xfs filesystem by xfs_growfs ..."
     tmpdir=$(mktemp -d)
     mount $freeloop $tmpdir
     xfs_growfs $freeloop
@@ -87,6 +112,12 @@ fi
 
 losetup -d $freeloop
 
+if [ $ret -eq 0 -a "$mode" = "Shrink" ]; then
+    echo "truncate persistent file ..."
+    truncate "$file" -s ${total}M
+    ret=$?
+fi
+
 echo ""
 if [ $ret -eq 0 ]; then
     echo "======= SUCCESS ========="
@@ -94,4 +125,3 @@ else
     echo "======= FAILED ========="
 fi
 echo ""
-