lib: Rename gen_v5_guid() to indicate it is little-endian

Normally v5 GUIDs are big-endian, so rename this function.

Signed-off-by: Simon Glass <sjg@chromium.org>

include/u-boot/uuid.h

@@ -147,14 +147,14 @@ void gen_rand_uuid_str(char *uuid_str, int str_format);
 struct efi_guid;
 
 /**
- * gen_v5_guid() - generate little endian v5 GUID from namespace and other seed data.
+ * gen_v5_guid_le() - generate little-endian v5 GUID from namespace and data
  *
  * @namespace:   pointer to UUID namespace salt
  * @guid:        pointer to allocated GUID output
  * @...:         NULL terminated list of seed data as pairs of pointers
  *               to data and their lengths
  */
-void gen_v5_guid(const struct uuid *namespace, struct efi_guid *guid, ...);
+void gen_v5_guid_le(const struct uuid *namespace, struct efi_guid *guid, ...);
 
 /**
  * uuid_str_to_le_bin() - Convert string UUID to little endian binary data.

lib/efi_loader/efi_firmware.c

@@ -287,10 +287,10 @@ static efi_status_t efi_gen_capsule_guids(void)
 			log_err("fw_name is not defined. Not generating capsule GUIDs\n");
 			return EFI_INVALID_PARAMETER;
 		}
-		gen_v5_guid(&namespace,
-			    &fw_array[i].image_type_id,
-			    compatible, strlen(compatible),
-			    fw_array[i].fw_name, u16_strlen(fw_array[i].fw_name) * sizeof(uint16_t),
+		gen_v5_guid_le(&namespace, &fw_array[i].image_type_id,
+			       compatible, strlen(compatible),
+			       fw_array[i].fw_name,
+			       u16_strlen(fw_array[i].fw_name) * sizeof(u16),
 			    NULL);
 
 		log_debug("Image %ls UUID %pUl\n", fw_array[i].fw_name,

lib/uuid.c

@@ -432,7 +432,7 @@ static void configure_uuid(struct uuid *uuid, unsigned char version)
 	uuid->clock_seq_hi_and_reserved |= (UUID_VARIANT << UUID_VARIANT_SHIFT);
 }
 
-void gen_v5_guid(const struct uuid *namespace, struct efi_guid *guid, ...)
+void gen_v5_guid_le(const struct uuid *namespace, struct efi_guid *guid, ...)
 {
 	sha1_context ctx;
 	va_list args;

test/lib/uuid.c

@@ -67,8 +67,7 @@ static int lib_test_uuid_bits(struct unit_test_state *uts)
 		ut_assert((uuid[8] & UUID_VARIANT_MASK) == (UUID_VARIANT << UUID_VARIANT_SHIFT));
 
 		/* Test v5, use the v4 UUID as the namespace */
-		gen_v5_guid((struct uuid *)uuid,
-			    &guid, "test", 4, NULL);
+		gen_v5_guid_le((struct uuid *)uuid, &guid, "test", 4, NULL);
 
 		printf("v5 GUID: %pUl\n", (efi_guid_t *)uuid);
 
@@ -105,10 +104,9 @@ static int lib_test_dynamic_uuid_case(struct unit_test_state *uts,
 		efi_guid_t uuid;
 		char uuid_str[37];
 
-		gen_v5_guid(&namespace, &uuid,
-			    data->compatible, strlen(data->compatible),
-			    image, u16_strlen(image) * sizeof(uint16_t),
-			    NULL);
+		gen_v5_guid_le(&namespace, &uuid, data->compatible,
+			       strlen(data->compatible), image,
+			       u16_strlen(image) * sizeof(u16), NULL);
 		uuid_bin_to_str((unsigned char *)&uuid, uuid_str, UUID_STR_FORMAT_GUID);
 
 		ut_asserteq_str(expected_uuid, uuid_str);

tools/mkeficapsule.c

@@ -947,10 +947,9 @@ static int genguid(int argc, char **argv)
 		for (int i = 0; i < namelen; i++)
 			fw_image[i] = (uint16_t)argv[idx][i];
 
-		gen_v5_guid((struct uuid *)&namespace, &image_type_id,
-			    compatible, strlen(compatible),
-			    fw_image, namelen * sizeof(uint16_t),
-			    NULL);
+		gen_v5_guid_le((struct uuid *)&namespace, &image_type_id,
+			       compatible, strlen(compatible), fw_image,
+			       namelen * sizeof(uint16_t), NULL);
 
 		printf("%s: ", argv[idx]);
 		print_guid(&image_type_id);