1 files changed, 121 insertions, 0 deletions
diff --git a/include/efi_config.h b/include/efi_config.h
new file mode 100644
index 00000000000..23211e799fc
--- /dev/null
+++ b/include/efi_config.h
@@ -0,0 +1,121 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ *  Menu-driven UEFI Variable maintenance
+ *
+ *  Copyright (c) 2022 Masahisa Kojima, Linaro Limited
+ */
+
+#ifndef _EFI_CONFIG_H
+#define _EFI_CONFIG_H
+
+#include <efi_loader.h>
+#include <menu.h>
+
+#define EFICONFIG_ENTRY_NUM_MAX (INT_MAX - 1)
+#define EFICONFIG_VOLUME_PATH_MAX 512
+#define EFICONFIG_FILE_PATH_MAX 512
+#define EFICONFIG_FILE_PATH_BUF_SIZE (EFICONFIG_FILE_PATH_MAX * sizeof(u16))
+
+extern const char *eficonfig_menu_desc;
+typedef efi_status_t (*eficonfig_entry_func)(void *data);
+
+/**
+ * struct eficonfig_entry - menu entry structure
+ *
+ * @num:	menu entry index
+ * @title:	title of entry
+ * @key:	unique key
+ * @efi_menu:	pointer to the menu structure
+ * @func:	callback function to be called when this entry is selected
+ * @data:	data to be passed to the callback function, caller must free() this pointer
+ * @list:	list structure
+ */
+struct eficonfig_entry {
+	u32 num;
+	char *title;
+	char key[3];
+	struct efimenu *efi_menu;
+	eficonfig_entry_func func;
+	void *data;
+	struct list_head list;
+};
+
+/**
+ * struct efimenu - efi menu structure
+ *
+ * @delay:		delay for autoboot
+ * @active:		active menu entry index
+ * @count:		total count of menu entry
+ * @menu_header:	menu header string
+ * @menu_desc:		menu description string
+ * @list:		menu entry list structure
+ * @start:		top menu index to draw
+ * @end:		bottom menu index to draw
+ */
+struct efimenu {
+	int delay;
+	int active;
+	int count;
+	char *menu_header;
+	const char *menu_desc;
+	struct list_head list;
+	int start;
+	int end;
+};
+
+/**
+ * struct eficonfig_item - structure to construct eficonfig_entry
+ *
+ * @title:	title of entry
+ * @func:	callback function to be called when this entry is selected
+ * @data:	data to be passed to the callback function
+ */
+struct eficonfig_item {
+	char *title;
+	eficonfig_entry_func func;
+	void *data;
+};
+
+/**
+ * struct eficonfig_select_file_info - structure to be used for file selection
+ *
+ * @current_volume:	pointer to the efi_simple_file_system_protocol
+ * @dp_volume:		pointer to device path of the selected device
+ * @current_path:	pointer to the selected file path string
+ * @uri:		URI for HTTP Boot
+ * @filepath_list:	list_head structure for file path list
+ * @file_selectred:	flag indicates file selecting status
+ */
+struct eficonfig_select_file_info {
+	struct efi_simple_file_system_protocol *current_volume;
+	struct efi_device_path *dp_volume;
+	u16 *current_path;
+	u16 *uri;
+	struct list_head filepath_list;
+	bool file_selected;
+};
+
+void eficonfig_print_msg(char *msg);
+void eficonfig_print_entry(void *data);
+void eficonfig_display_statusline(struct menu *m);
+char *eficonfig_choice_entry(void *data);
+void eficonfig_destroy(struct efimenu *efi_menu);
+efi_status_t eficonfig_process_quit(void *data);
+efi_status_t eficonfig_process_common(struct efimenu *efi_menu,
+				      char *menu_header, const char *menu_desc,
+				      void (*display_statusline)(struct menu *),
+				      void (*item_data_print)(void *),
+				      char *(*item_choice)(void *));
+efi_status_t eficonfig_process_select_file(void *data);
+efi_status_t eficonfig_append_menu_entry(struct efimenu *efi_menu,
+					 char *title, eficonfig_entry_func func,
+					 void *data);
+efi_status_t eficonfig_append_quit_entry(struct efimenu *efi_menu);
+struct efi_device_path *eficonfig_create_device_path(struct efi_device_path *dp_volume,
+						     u16 *current_path);
+void *eficonfig_create_fixed_menu(const struct eficonfig_item *items, int count);
+#ifdef CONFIG_EFI_SECURE_BOOT
+efi_status_t eficonfig_process_secure_boot_config(void *data);
+#endif
+
+#endif