REFACTOR: Fixed Arg 1 resize

include/char.h

@@ -27,7 +27,7 @@ int
 is_valid(const Vec8_t* vec);
 
 Vec8_t
-create(const char* buf, const int len);
+create(const char* buf, const size_t len);
 
 Vec8_t
 push_back(Vec8_t* vec, const char val);
@@ -59,7 +59,7 @@ Vec8_t
 clear(const Vec8_t* vec);
 
 char
-at(const Vec8_t* vec, int idx);
+at(const Vec8_t* vec, const size_t idx);
 
 void
 print_vec(const Vec8_t* vec);

include/utils.h

@@ -10,11 +10,12 @@
 #define FAILURE 1
 #define ERR_ALLOC_FAIL 20
 #define ERR_BUF_NULL 21
-#define ERR_BAD_TYPE 22
-#define ERR_SIZE_ZERO 23
-#define ERR_VECTOR_NULL 24
-#define ERR_MAX_PASSED 25
-#define ERR_OUT_OF_BOUNDS 26
+#define ERR_SIZE_ZERO 22
+#define ERR_VECTOR_NULL 23
+#define ERR_MAX_PASSED 24
+#define ERR_OUT_OF_BOUNDS 25
+#define ERR_NULL 26
+#define ERR_DOUBLE_BUF 27
 
 extern const char* error_messages[];