X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1f0299c17dc878540bf190c290392db241b425ad..a2fd8a45eca03f90371a1c41b2f7450df088b07c:/src/zlib/compress.c?ds=sidebyside

diff --git a/src/zlib/compress.c b/src/zlib/compress.c
index 51761b105e..df04f0148e 100644
--- a/src/zlib/compress.c
+++ b/src/zlib/compress.c
@@ -1,11 +1,12 @@
 /* compress.c -- compress a memory buffer
- * Copyright (C) 1995-1998 Jean-loup Gailly.
- * For conditions of distribution and use, see copyright notice in zlib.h 
+ * Copyright (C) 1995-2003 Jean-loup Gailly.
+ * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
 /* @(#) $Id$ */
 
-#include "../zlib/zlib.h"
+#define ZLIB_INTERNAL
+#include "zlib.h"
 
 /* ===========================================================================
      Compresses the source buffer into the destination buffer. The level
@@ -66,3 +67,13 @@ int ZEXPORT compress (dest, destLen, source, sourceLen)
 {
     return compress2(dest, destLen, source, sourceLen, Z_DEFAULT_COMPRESSION);
 }
+
+/* ===========================================================================
+     If the default memLevel or windowBits for deflateInit() is changed, then
+   this function needs to be updated.
+ */
+uLong ZEXPORT compressBound (sourceLen)
+    uLong sourceLen;
+{
+    return sourceLen + (sourceLen >> 12) + (sourceLen >> 14) + 11;
+}