1 files changed, 3 insertions, 10 deletions
diff --git a/project/Core/Src/Activties/activity4.c b/project/Core/Src/Activties/activity4.c
index 44653e1..f3bd673 100644
--- a/project/Core/Src/Activties/activity4.c
+++ b/project/Core/Src/Activties/activity4.c
@@ -9,19 +9,12 @@
 #include <printf.h>
 #include <endian_converters.h>
 #include <stdint.h>
-
-typedef struct {
-	char chunk_type[4];
-	uint32_t length;
-	uint16_t format;
-	uint16_t ntrcks;
-	uint16_t division;
-} header;
+#include "activity4.h"
 
 void activity4_run() {
-	header* p_header;
+	header_t* p_header;
 
-	p_header = (header *) (get_song(0).p_song);
+	p_header = (header_t *) (get_song(0).p_song);
 
 	p_header->length   = convert_to_uint32((uint8_t*) &p_header->length);
 	p_header->format   = convert_to_uint16((uint8_t*) &p_header->format);