Move ARRAY_SIZE macro to util.h.

Author: flit

source/daplink/drag-n-drop/vfs_user.c

@@ -80,8 +80,6 @@ static void erase_target(void);
 
 static uint32_t expand_info(uint8_t *buf, uint32_t bufsize);
 
-#define ARRAY_SIZE(array) (sizeof(array) / sizeof(array[0]))
-
 void vfs_user_build_filesystem()
 {
     uint32_t file_size;
@@ -293,7 +291,7 @@ static uint32_t read_file_assert_txt(uint32_t sector_offset, uint8_t *data, uint
     uint32_t * hexdumps = 0;
     uint8_t valid_hexdumps = 0;
     uint8_t index = 0;
-    
+
     if (sector_offset != 0) {
         return 0;
     }
@@ -331,7 +329,7 @@ static uint32_t read_file_assert_txt(uint32_t sector_offset, uint8_t *data, uint
             pos += util_write_string(buf + pos, "\r\n");
         }
     }
-    
+
     return pos;
 }
 

source/daplink/util.h

@@ -25,6 +25,9 @@
 #include "stdbool.h"
 #include "stdint.h"
 
+//! @brief Get number of elements in the array.
+#define ARRAY_SIZE(array) (sizeof(array) / sizeof(array[0]))
+
 #ifdef __cplusplus
 extern "C" {
 #endif