-/* @(#) $Id: ./src/os_zlib/os_zlib.h, 2011/09/08 dcid Exp $
- */
-
/* Copyright (C) 2009 Trend Micro Inc.
* All rights reserved.
*
* Foundation
*/
-
#ifndef __OS_ZLIB_H
#define __OS_ZLIB_H
-#include "zlib.h"
-
-/* os_compress: Compress a string with zlib. */
-int os_compress(char *src, char *dst, int src_size, int dst_size);
-
-/* os_uncompress: Uncompress a string with zlib. */
-int os_uncompress(char *src, char *dst, int src_size, int dst_size);
+/* Compress a string with zlib
+ * src: the source string to compress
+ * dst: the destination buffer for the compressed string, will be
+ * null-terminated on success
+ * src_size: the length of the source string
+ * dst_size: the size of the destination buffer
+ * Returns 0 on failure, else the length of the compressed string
+ */
+unsigned long int os_zlib_compress(const char *src, char *dst,
+ unsigned long int src_size,
+ unsigned long int dst_size);
+
+/* Uncompress a string with zlib
+ * src: the source string to uncompress
+ * dst: the destination buffer for the uncompressed string, will be
+ * null-terminated on success
+ * src_size: the length of the source string
+ * dst_size: the size of the destination buffer
+ * Returns 0 on failure, else the length of the uncompressed string
+ */
+unsigned long int os_zlib_uncompress(const char *src, char *dst,
+ unsigned long int src_size,
+ unsigned long int dst_size);
-#endif
+#endif /* __OS_ZLIB_H */
-/* EOF */