1 files changed, 27 insertions, 0 deletions
diff --git a/hw1/basic-array2.c b/hw1/basic-array2.c
new file mode 100644
index 0000000..848ec67
--- /dev/null
+++ b/hw1/basic-array2.c
@@ -0,0 +1,27 @@
+#include "xwrap.h"
+#include <stdlib.h>
+#include "basic-array.h"
+
+ArrayTwo* array_two_create(int itemsize, int lenx, int leny){
+	if(lenx <= 0 || leny <= 0 || itemsize <= 0){
+		return NULL;
+	}
+	ArrayTwo* arr = (ArrayTwo*)xmalloc(sizeof(ArrayTwo));
+	if(arr == NULL){
+		return NULL;
+	}
+	arr->arr_itemsize = itemsize;
+	arr->arr_lenx = lenx;
+	arr->arr_leny = leny;
+	arr->arr_data = xmalloc(itemsize*lenx*leny);
+	if(arr->arr_data == NULL){
+		free(arr);
+		return NULL;
+	}
+	return arr;
+}
+
+void array_two_free(ArrayTwo* arr){
+	free(arr->arr_data);
+	free(arr);
+}