新增所有文件

middleware/checksum/zutil.h

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+/**
+ * @file zutil.h
+ *
+ * Copyright (c) 2021 Semidrive Semiconductor.
+ * All rights reserved.
+ *
+ * Description:type define
+ *
+ * Revision History:
+ * -----------------
+ */
+#ifndef __ZUTIL_H
+#define __ZUTIL_H
+
+/* necessary stuff to transplant crc32 and adler32 from zlib */
+#include <inttypes.h>
+#include <types.h>
+
+typedef unsigned long uLong;
+typedef unsigned int uInt;
+typedef uint8_t Byte;
+typedef Byte Bytef;
+typedef int32_t z_off_t;
+typedef int64_t z_off64_t;
+typedef unsigned long z_crc_t;
+
+#define Z_NULL NULL
+#define OF(args) args
+#define local static
+#define ZEXPORT
+#define FAR
+
+#endif