[PATCH v4 4/7] eficonfig: add direct menu entry access in change boot order

Masahisa Kojima masahisa.kojima at linaro.org
Mon Oct 24 06:48:01 CEST 2022


This commit adds the direct menu entry access
in change boot order menu.
To call eficonfig_handle_direct_accessor() from change boot order
menu, refactoring is required to use 'eficonfig_entry' structure
in change boot order menu processing.

Signed-off-by: Masahisa Kojima <masahisa.kojima at linaro.org>
---
Newly added in v4

 cmd/eficonfig.c | 165 ++++++++++++++++++++++++++++++------------------
 1 file changed, 102 insertions(+), 63 deletions(-)

diff --git a/cmd/eficonfig.c b/cmd/eficonfig.c
index 56d9268f9f..8c131849be 100644
--- a/cmd/eficonfig.c
+++ b/cmd/eficonfig.c
@@ -94,20 +94,14 @@ struct eficonfig_boot_selection_data {
 };
 
 /**
- * struct eficonfig_boot_order - structure to be used to update BootOrder variable
+ * struct eficonfig_boot_order_data - structure to be used to update BootOrder variable
  *
- * @num:		index in the menu entry
- * @description:	pointer to the description string
  * @boot_index:		boot option index
  * @active:		flag to include the boot option into BootOrder variable
- * @list:		list structure
  */
-struct eficonfig_boot_order {
-	u32 num;
-	u16 *description;
+struct eficonfig_boot_order_data {
 	u32 boot_index;
 	bool active;
-	struct list_head list;
 };
 
 /**
@@ -1924,7 +1918,7 @@ static void eficonfig_display_change_boot_order(struct efimenu *efi_menu)
 {
 	bool reverse;
 	struct list_head *pos, *n;
-	struct eficonfig_boot_order *entry;
+	struct eficonfig_entry *entry;
 
 	printf(ANSI_CLEAR_CONSOLE ANSI_CURSOR_POSITION
 	       "\n  ** Change Boot Order **\n"
@@ -1940,7 +1934,7 @@ static void eficonfig_display_change_boot_order(struct efimenu *efi_menu)
 
 	/* draw boot option list */
 	list_for_each_safe(pos, n, &efi_menu->list) {
-		entry = list_entry(pos, struct eficonfig_boot_order, list);
+		entry = list_entry(pos, struct eficonfig_entry, list);
 		reverse = (entry->num == efi_menu->active);
 
 		printf(ANSI_CURSOR_POSITION, entry->num + 4, 7);
@@ -1949,13 +1943,34 @@ static void eficonfig_display_change_boot_order(struct efimenu *efi_menu)
 			puts(ANSI_COLOR_REVERSE);
 
 		if (entry->num < efi_menu->count - 2) {
-			if (entry->active)
+			if (((struct eficonfig_boot_order_data *)entry->data)->active)
 				printf("[*]  ");
 			else
 				printf("[ ]  ");
 		}
 
-		printf("%ls", entry->description);
+		if (reverse && efi_menu->direct_access_mode) {
+			size_t len = u16_strlen(efi_menu->accessor_str);
+			char *accessor_str, *p;
+
+			accessor_str = calloc(1, utf16_utf8_strlen(efi_menu->accessor_str) + 1);
+			if (!accessor_str) {
+				printf("%s", entry->title);
+				return;
+			}
+			p = accessor_str;
+			utf16_utf8_strncpy(&p, efi_menu->accessor_str, EFICONFIG_ACCESSOR_STR_MAX);
+			len = strlen(accessor_str);
+			if (!strncasecmp(accessor_str, entry->title, len)) {
+				printf("%.*s" ANSI_COLOR_RESET "%s", (int)len, entry->title,
+				       &entry->title[len]);
+			} else {
+				printf("%s", entry->title);
+			}
+			free(accessor_str);
+		} else {
+			printf("%s", entry->title);
+		}
 
 		if (reverse)
 			puts(ANSI_COLOR_RESET);
@@ -1972,12 +1987,18 @@ static efi_status_t eficonfig_choice_change_boot_order(struct efimenu *efi_menu)
 {
 	int esc = 0;
 	struct list_head *pos, *n;
-	struct eficonfig_boot_order *tmp;
 	enum bootmenu_key key = KEY_NONE;
-	struct eficonfig_boot_order *entry;
+	struct eficonfig_entry *entry, *tmp;
 
 	if (efi_menu->direct_access_mode) {
-		eficonfig_handle_direct_accessor(efi_menu);
+		if (eficonfig_handle_direct_accessor(efi_menu)) {
+			/* If the selected entry is "Save" or "Quit", complete selection */
+			if (efi_menu->active == efi_menu->count - 2)
+				return EFI_SUCCESS;
+
+			if (efi_menu->active == efi_menu->count - 1)
+				return EFI_ABORTED;
+		}
 		return EFI_NOT_READY;
 	}
 
@@ -1988,11 +2009,11 @@ static efi_status_t eficonfig_choice_change_boot_order(struct efimenu *efi_menu)
 		case KEY_PLUS:
 			if (efi_menu->active > 0) {
 				list_for_each_safe(pos, n, &efi_menu->list) {
-					entry = list_entry(pos, struct eficonfig_boot_order, list);
+					entry = list_entry(pos, struct eficonfig_entry, list);
 					if (entry->num == efi_menu->active)
 						break;
 				}
-				tmp = list_entry(pos->prev, struct eficonfig_boot_order, list);
+				tmp = list_entry(pos->prev, struct eficonfig_entry, list);
 				entry->num--;
 				tmp->num++;
 				list_del(&tmp->list);
@@ -2006,11 +2027,11 @@ static efi_status_t eficonfig_choice_change_boot_order(struct efimenu *efi_menu)
 		case KEY_MINUS:
 			if (efi_menu->active < efi_menu->count - 3) {
 				list_for_each_safe(pos, n, &efi_menu->list) {
-					entry = list_entry(pos, struct eficonfig_boot_order, list);
+					entry = list_entry(pos, struct eficonfig_entry, list);
 					if (entry->num == efi_menu->active)
 						break;
 				}
-				tmp = list_entry(pos->next, struct eficonfig_boot_order, list);
+				tmp = list_entry(pos->next, struct eficonfig_entry, list);
 				entry->num++;
 				tmp->num--;
 				list_del(&entry->list);
@@ -2036,9 +2057,11 @@ static efi_status_t eficonfig_choice_change_boot_order(struct efimenu *efi_menu)
 		case KEY_SPACE:
 			if (efi_menu->active < efi_menu->count - 2) {
 				list_for_each_safe(pos, n, &efi_menu->list) {
-					entry = list_entry(pos, struct eficonfig_boot_order, list);
+					entry = list_entry(pos, struct eficonfig_entry, list);
 					if (entry->num == efi_menu->active) {
-						entry->active = entry->active ? false : true;
+						struct eficonfig_boot_order_data *data = entry->data;
+
+						data->active = data->active ? false : true;
 						return EFI_NOT_READY;
 					}
 				}
@@ -2047,6 +2070,8 @@ static efi_status_t eficonfig_choice_change_boot_order(struct efimenu *efi_menu)
 		case KEY_QUIT:
 			return EFI_ABORTED;
 		case KEY_AMPERSAND:
+			memset(efi_menu->accessor_str, 0,
+			       EFICONFIG_ACCESSOR_STR_MAX * sizeof(u16));
 			efi_menu->direct_access_mode = true;
 			return EFI_NOT_READY;
 		default:
@@ -2067,12 +2092,13 @@ static efi_status_t eficonfig_choice_change_boot_order(struct efimenu *efi_menu)
 static efi_status_t eficonfig_add_change_boot_order_entry(struct efimenu *efi_menu,
 							  u32 boot_index, bool active)
 {
+	char *title, *p;
 	efi_status_t ret;
 	efi_uintn_t size;
 	void *load_option;
 	struct efi_load_option lo;
 	u16 varname[] = u"Boot####";
-	struct eficonfig_boot_order *entry;
+	struct eficonfig_boot_order_data *data;
 
 	efi_create_indexed_name(varname, sizeof(varname), "Boot", boot_index);
 	load_option = efi_get_var(varname, &efi_global_variable_guid, &size);
@@ -2080,31 +2106,38 @@ static efi_status_t eficonfig_add_change_boot_order_entry(struct efimenu *efi_me
 		return EFI_SUCCESS;
 
 	ret = efi_deserialize_load_option(&lo, load_option, &size);
-	if (ret != EFI_SUCCESS) {
-		free(load_option);
-		return ret;
+	if (ret != EFI_SUCCESS)
+		goto out;
+
+	data = calloc(1, sizeof(struct eficonfig_boot_order_data));
+	if (!data) {
+		ret = EFI_OUT_OF_RESOURCES;
+		goto out;
 	}
 
-	entry = calloc(1, sizeof(struct eficonfig_boot_order));
-	if (!entry) {
-		free(load_option);
-		return EFI_OUT_OF_RESOURCES;
+	title = calloc(1, utf16_utf8_strlen(lo.label) + 1);
+	if (!title) {
+		free(data);
+		ret = EFI_OUT_OF_RESOURCES;
+		goto out;
 	}
+	p = title;
+	utf16_utf8_strcpy(&p, lo.label);
 
-	entry->description = u16_strdup(lo.label);
-	if (!entry->description) {
-		free(load_option);
-		free(entry);
-		return EFI_OUT_OF_RESOURCES;
+	data->boot_index = boot_index;
+	data->active = active;
+
+	ret = eficonfig_append_menu_entry(efi_menu, title, NULL, data);
+	if (ret != EFI_SUCCESS) {
+		free(data);
+		free(title);
+		goto out;
 	}
-	entry->num = efi_menu->count++;
-	entry->boot_index = boot_index;
-	entry->active = active;
-	list_add_tail(&entry->list, &efi_menu->list);
 
+out:
 	free(load_option);
 
-	return EFI_SUCCESS;
+	return ret;
 }
 
 /**
@@ -2119,8 +2152,8 @@ static efi_status_t eficonfig_create_change_boot_order_entry(struct efimenu *efi
 							     u16 *bootorder, efi_uintn_t num)
 {
 	u32 i;
+	char *title;
 	efi_status_t ret;
-	struct eficonfig_boot_order *entry;
 
 	/* list the load option in the order of BootOrder variable */
 	for (i = 0; i < num; i++) {
@@ -2147,27 +2180,25 @@ static efi_status_t eficonfig_create_change_boot_order_entry(struct efimenu *efi
 	}
 
 	/* add "Save" and "Quit" entries */
-	entry = calloc(1, sizeof(struct eficonfig_boot_order));
-	if (!entry)
+	title = strdup("Save");
+	if (!title) {
+		ret = EFI_OUT_OF_RESOURCES;
 		goto out;
+	}
 
-	entry->num = efi_menu->count++;
-	entry->description = u16_strdup(u"Save");
-	list_add_tail(&entry->list, &efi_menu->list);
-
-	entry = calloc(1, sizeof(struct eficonfig_boot_order));
-	if (!entry)
+	ret = eficonfig_append_menu_entry(efi_menu, title, NULL, NULL);
+	if (ret != EFI_SUCCESS)
 		goto out;
 
-	entry->num = efi_menu->count++;
-	entry->description = u16_strdup(u"Quit");
-	list_add_tail(&entry->list, &efi_menu->list);
+	ret = eficonfig_append_quit_entry(efi_menu);
+	if (ret != EFI_SUCCESS)
+		goto out;
 
 	efi_menu->active = 0;
 
 	return EFI_SUCCESS;
 out:
-	return EFI_OUT_OF_RESOURCES;
+	return ret;
 }
 
 /**
@@ -2183,13 +2214,17 @@ static efi_status_t eficonfig_process_change_boot_order(void *data)
 	efi_status_t ret;
 	efi_uintn_t num, size;
 	struct list_head *pos, *n;
-	struct eficonfig_boot_order *entry;
+	struct eficonfig_entry *entry;
 	struct efimenu *efi_menu;
 
 	efi_menu = calloc(1, sizeof(struct efimenu));
 	if (!efi_menu)
 		return EFI_OUT_OF_RESOURCES;
 
+	efi_menu->accessor_str = calloc(1, 32);
+	if (!efi_menu->accessor_str)
+		return EFI_OUT_OF_RESOURCES;
+
 	bootorder = efi_get_var(u"BootOrder", &efi_global_variable_guid, &size);
 
 	INIT_LIST_HEAD(&efi_menu->list);
@@ -2214,9 +2249,16 @@ static efi_status_t eficonfig_process_change_boot_order(void *data)
 			/* create new BootOrder  */
 			count = 0;
 			list_for_each_safe(pos, n, &efi_menu->list) {
-				entry = list_entry(pos, struct eficonfig_boot_order, list);
-				if (entry->active)
-					new_bootorder[count++] = entry->boot_index;
+				struct eficonfig_boot_order_data *data;
+
+				entry = list_entry(pos, struct eficonfig_entry, list);
+				/* exit the loop when iteration reaches "Save" */
+				if (!strncmp(entry->title, "Save", strlen("Save")))
+					break;
+
+				data = entry->data;
+				if (data->active)
+					new_bootorder[count++] = data->boot_index;
 			}
 
 			size = count * sizeof(u16);
@@ -2235,15 +2277,12 @@ static efi_status_t eficonfig_process_change_boot_order(void *data)
 		}
 	}
 out:
+	free(bootorder);
 	list_for_each_safe(pos, n, &efi_menu->list) {
-		entry = list_entry(pos, struct eficonfig_boot_order, list);
-		list_del(&entry->list);
-		free(entry->description);
-		free(entry);
+		entry = list_entry(pos, struct eficonfig_entry, list);
+		free(entry->data);
 	}
-
-	free(bootorder);
-	free(efi_menu);
+	eficonfig_destroy(efi_menu);
 
 	/* to stay the parent menu */
 	ret = (ret == EFI_ABORTED) ? EFI_NOT_READY : ret;
-- 
2.17.1



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