[PATCH v4 1/4] eficonfig: refactor eficonfig_process_common function

Ilias Apalodimas ilias.apalodimas at linaro.org
Mon Jan 23 14:04:21 CET 2023


On Fri, Jan 20, 2023 at 05:43:55PM +0900, Masahisa Kojima wrote:
> Current change boot order implementation does not call
> eficonfig_process_common() and call own menu functions
> for display_statusline, item_data_print and item_choice.
> Change boot order functionality should call
> eficonfig_process_common() to improve maintenanceability.
>
> This commit is a preparation to remove the change boot
> order specific implementation. The menu functions
> (display_statusline, item_data_print and item_choice) are
> added as argument of eficonfig_process_common().
> The menu description string displayed at the bottom of
> the menu is also added as argument.
>
> Signed-off-by: Masahisa Kojima <masahisa.kojima at linaro.org>
> ---
> No update since v3
>
> Changes in v3:
> - modify "reverse" local variable type to bool
>
> Changes in v2:
> - add const qualifier to eficonfig_menu_desc, change it to pointer
>
>  cmd/eficonfig.c       | 71 +++++++++++++++++++++++++++++++++----------
>  cmd/eficonfig_sbkey.c | 18 +++++++++--
>  include/efi_config.h  | 13 +++++++-
>  3 files changed, 82 insertions(+), 20 deletions(-)
>
> diff --git a/cmd/eficonfig.c b/cmd/eficonfig.c
> index d830e4af53..24d6bdb6bf 100644
> --- a/cmd/eficonfig.c
> +++ b/cmd/eficonfig.c
> @@ -22,6 +22,8 @@
>  #include <linux/delay.h>
>
>  static struct efi_simple_text_input_protocol *cin;
> +const char *eficonfig_menu_desc =
> +	"  Press UP/DOWN to move, ENTER to select, ESC/CTRL+C to quit";
>
>  #define EFICONFIG_DESCRIPTION_MAX 32
>  #define EFICONFIG_OPTIONAL_DATA_MAX 64
> @@ -134,10 +136,10 @@ void eficonfig_print_msg(char *msg)
>   *
>   * @data:	pointer to the data associated with each menu entry
>   */
> -static void eficonfig_print_entry(void *data)
> +void eficonfig_print_entry(void *data)
>  {
>  	struct eficonfig_entry *entry = data;
> -	int reverse = (entry->efi_menu->active == entry->num);
> +	bool reverse = (entry->efi_menu->active == entry->num);
>
>  	/* TODO: support scroll or page for many entries */
>
> @@ -161,7 +163,7 @@ static void eficonfig_print_entry(void *data)
>   *
>   * @m:	pointer to the menu structure
>   */
> -static void eficonfig_display_statusline(struct menu *m)
> +void eficonfig_display_statusline(struct menu *m)
>  {
>  	struct eficonfig_entry *entry;
>
> @@ -171,10 +173,11 @@ static void eficonfig_display_statusline(struct menu *m)
>  	printf(ANSI_CURSOR_POSITION
>  	      "\n%s\n"
>  	       ANSI_CURSOR_POSITION ANSI_CLEAR_LINE ANSI_CURSOR_POSITION
> -	       "  Press UP/DOWN to move, ENTER to select, ESC/CTRL+C to quit"
> +	       "%s"
>  	       ANSI_CLEAR_LINE_TO_END ANSI_CURSOR_POSITION ANSI_CLEAR_LINE,
>  	       1, 1, entry->efi_menu->menu_header, entry->efi_menu->count + 5, 1,
> -	       entry->efi_menu->count + 6, 1, entry->efi_menu->count + 7, 1);
> +	       entry->efi_menu->count + 6, 1, entry->efi_menu->menu_desc,
> +	       entry->efi_menu->count + 7, 1);
>  }
>
>  /**
> @@ -183,7 +186,7 @@ static void eficonfig_display_statusline(struct menu *m)
>   * @data:	pointer to the efimenu structure
>   * Return:	key string to identify the selected entry
>   */
> -static char *eficonfig_choice_entry(void *data)
> +char *eficonfig_choice_entry(void *data)
>  {
>  	struct cli_ch_state s_cch, *cch = &s_cch;
>  	struct list_head *pos, *n;
> @@ -361,9 +364,17 @@ out:
>   *
>   * @efi_menu:		pointer to the efimenu structure
>   * @menu_header:	pointer to the menu header string
> + * @menu_desc:		pointer to the menu description
> + * @display_statusline:	function pointer to draw statusline
> + * @item_data_print:	function pointer to draw the menu item
> + * @item_choice:	function pointer to handle the key press
>   * Return:		status code
>   */
> -efi_status_t eficonfig_process_common(struct efimenu *efi_menu, char *menu_header)
> +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 *))
>  {
>  	struct menu *menu;
>  	void *choice = NULL;
> @@ -382,10 +393,11 @@ efi_status_t eficonfig_process_common(struct efimenu *efi_menu, char *menu_heade
>  		if (!efi_menu->menu_header)
>  			return EFI_OUT_OF_RESOURCES;
>  	}
> +	if (menu_desc)
> +		efi_menu->menu_desc = menu_desc;
>
> -	menu = menu_create(NULL, 0, 1, eficonfig_display_statusline,
> -			   eficonfig_print_entry, eficonfig_choice_entry,
> -			   efi_menu);
> +	menu = menu_create(NULL, 0, 1, display_statusline, item_data_print,
> +			   item_choice, efi_menu);
>  	if (!menu)
>  		return EFI_INVALID_PARAMETER;
>
> @@ -644,7 +656,12 @@ static efi_status_t eficonfig_select_volume(struct eficonfig_select_file_info *f
>  	if (ret != EFI_SUCCESS)
>  		goto out;
>
> -	ret = eficonfig_process_common(efi_menu, "  ** Select Volume **");
> +	ret = eficonfig_process_common(efi_menu, "  ** Select Volume **",
> +				       eficonfig_menu_desc,
> +				       eficonfig_display_statusline,
> +				       eficonfig_print_entry,
> +				       eficonfig_choice_entry);
> +
>  out:
>  	efi_free_pool(volume_handles);
>  	list_for_each_safe(pos, n, &efi_menu->list) {
> @@ -819,7 +836,11 @@ static efi_status_t eficonfig_show_file_selection(struct eficonfig_select_file_i
>  		if (ret != EFI_SUCCESS)
>  			goto err;
>
> -		ret = eficonfig_process_common(efi_menu, "  ** Select File **");
> +		ret = eficonfig_process_common(efi_menu, "  ** Select File **",
> +					       eficonfig_menu_desc,
> +					       eficonfig_display_statusline,
> +					       eficonfig_print_entry,
> +					       eficonfig_choice_entry);
>  err:
>  		EFI_CALL(f->close(f));
>  		eficonfig_destroy(efi_menu);
> @@ -980,7 +1001,11 @@ efi_status_t eficonfig_process_show_file_option(void *data)
>  	if (!efi_menu)
>  		return EFI_OUT_OF_RESOURCES;
>
> -	ret = eficonfig_process_common(efi_menu, "  ** Update File **");
> +	ret = eficonfig_process_common(efi_menu, "  ** Update File **",
> +				       eficonfig_menu_desc,
> +				       eficonfig_display_statusline,
> +				       eficonfig_print_entry,
> +				       eficonfig_choice_entry);
>  	if (ret != EFI_SUCCESS) /* User selects "Clear" or "Quit" */
>  		ret = EFI_NOT_READY;
>
> @@ -1326,7 +1351,12 @@ static efi_status_t eficonfig_show_boot_option(struct eficonfig_boot_option *bo,
>  	if (ret != EFI_SUCCESS)
>  		goto out;
>
> -	ret = eficonfig_process_common(efi_menu, header_str);
> +	ret = eficonfig_process_common(efi_menu, header_str,
> +				       eficonfig_menu_desc,
> +				       eficonfig_display_statusline,
> +				       eficonfig_print_entry,
> +				       eficonfig_choice_entry);
> +
>  out:
>  	eficonfig_destroy(efi_menu);
>
> @@ -1745,7 +1775,11 @@ static efi_status_t eficonfig_show_boot_selection(unsigned int *selected)
>  	if (ret != EFI_SUCCESS)
>  		goto out;
>
> -	ret = eficonfig_process_common(efi_menu, "  ** Select Boot Option **");
> +	ret = eficonfig_process_common(efi_menu, "  ** Select Boot Option **",
> +				       eficonfig_menu_desc,
> +				       eficonfig_display_statusline,
> +				       eficonfig_print_entry,
> +				       eficonfig_choice_entry);
>  out:
>  	list_for_each_safe(pos, n, &efi_menu->list) {
>  		entry = list_entry(pos, struct eficonfig_entry, list);
> @@ -2567,7 +2601,12 @@ static int do_eficonfig(struct cmd_tbl *cmdtp, int flag, int argc, char *const a
>  		if (!efi_menu)
>  			return CMD_RET_FAILURE;
>
> -		ret = eficonfig_process_common(efi_menu, "  ** UEFI Maintenance Menu **");
> +		ret = eficonfig_process_common(efi_menu,
> +					       "  ** UEFI Maintenance Menu **",
> +					       eficonfig_menu_desc,
> +					       eficonfig_display_statusline,
> +					       eficonfig_print_entry,
> +					       eficonfig_choice_entry);
>  		eficonfig_destroy(efi_menu);
>
>  		if (ret == EFI_ABORTED)
> diff --git a/cmd/eficonfig_sbkey.c b/cmd/eficonfig_sbkey.c
> index ed39aab081..caca27495e 100644
> --- a/cmd/eficonfig_sbkey.c
> +++ b/cmd/eficonfig_sbkey.c
> @@ -410,7 +410,10 @@ static efi_status_t enumerate_and_show_signature_database(void *varname)
>  		goto out;
>
>  	snprintf(buf, sizeof(buf), "  ** Show Signature Database (%ls) **", (u16 *)varname);
> -	ret = eficonfig_process_common(efi_menu, buf);
> +	ret = eficonfig_process_common(efi_menu, buf, eficonfig_menu_desc,
> +				       eficonfig_display_statusline,
> +				       eficonfig_print_entry,
> +				       eficonfig_choice_entry);
>  out:
>  	list_for_each_safe(pos, n, &efi_menu->list) {
>  		entry = list_entry(pos, struct eficonfig_entry, list);
> @@ -472,7 +475,11 @@ static efi_status_t eficonfig_process_set_secure_boot_key(void *data)
>  		efi_menu = eficonfig_create_fixed_menu(key_config_menu_items,
>  						       ARRAY_SIZE(key_config_menu_items));
>
> -		ret = eficonfig_process_common(efi_menu, header_str);
> +		ret = eficonfig_process_common(efi_menu, header_str,
> +					       eficonfig_menu_desc,
> +					       eficonfig_display_statusline,
> +					       eficonfig_print_entry,
> +					       eficonfig_choice_entry);
>  		eficonfig_destroy(efi_menu);
>
>  		if (ret == EFI_ABORTED)
> @@ -518,7 +525,12 @@ efi_status_t eficonfig_process_secure_boot_config(void *data)
>  			break;
>  		}
>
> -		ret = eficonfig_process_common(efi_menu, header_str);
> +		ret = eficonfig_process_common(efi_menu, header_str,
> +					       eficonfig_menu_desc,
> +					       eficonfig_display_statusline,
> +					       eficonfig_print_entry,
> +					       eficonfig_choice_entry);
> +
>  		eficonfig_destroy(efi_menu);
>
>  		if (ret == EFI_ABORTED)
> diff --git a/include/efi_config.h b/include/efi_config.h
> index fd69926343..cec5715f84 100644
> --- a/include/efi_config.h
> +++ b/include/efi_config.h
> @@ -9,12 +9,14 @@
>  #define _EFI_CONFIG_H
>
>  #include <efi_loader.h>
> +#include <menu.h>
>
>  #define EFICONFIG_ENTRY_NUM_MAX 99
>  #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);
>
>  /**
> @@ -45,6 +47,7 @@ struct eficonfig_entry {
>   * @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
>   */
>  struct efimenu {
> @@ -52,6 +55,7 @@ struct efimenu {
>  	int active;
>  	int count;
>  	char *menu_header;
> +	const char *menu_desc;
>  	struct list_head list;
>  };
>
> @@ -86,9 +90,16 @@ struct eficonfig_select_file_info {
>  };
>
>  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);
> +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_get_unused_bootoption(u16 *buf,
>  					     efi_uintn_t buf_size, u32 *index);
> --
> 2.17.1
>

Reviewed-by: Ilias Apalodimas <ilias.apalodimas at linaro.org>



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