trunk/branch integration: documentation

Foundation/include/Poco/DeflatingStream.h

@@ -44,7 +44,11 @@
 #include "Poco/BufferedStreamBuf.h"
 #include <istream>
 #include <ostream>
+#if defined(POCO_UNBUNDLED)
+#include <zlib.h>
+#else
 #include "Poco/zlib.h"
+#endif
 
 
 namespace Poco {
@@ -52,7 +56,7 @@ namespace Poco {
 
 class Foundation_API DeflatingStreamBuf: public BufferedStreamBuf
         /// This is the streambuf class used by DeflatingInputStream and DeflatingOutputStream.
-	/// The actual work is delegated to zlib 1.2.1 (see http://www.gzip.org).
+        /// The actual work is delegated to zlib (see http://zlib.net).
         /// Both zlib (deflate) streams and gzip streams are supported.
         /// Output streams should always call close() to ensure
         /// proper completion of compression.
@@ -61,8 +65,8 @@ class Foundation_API DeflatingStreamBuf: public BufferedStreamBuf
 public:
         enum StreamType
         {
-		STREAM_ZLIB,
-		STREAM_GZIP
+                STREAM_ZLIB, /// Create a zlib header, use Adler-32 checksum.
+                STREAM_GZIP  /// Create a gzip header, use CRC-32 checksum.
         };
 
         DeflatingStreamBuf(std::istream& istr, StreamType type, int level);