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-rw-r--r--src/codec/zlib/zlib.h56
1 files changed, 56 insertions, 0 deletions
diff --git a/src/codec/zlib/zlib.h b/src/codec/zlib/zlib.h
new file mode 100644
index 000000000..c3baea4ee
--- /dev/null
+++ b/src/codec/zlib/zlib.h
@@ -0,0 +1,56 @@
+/*************************************************
+* Zlib Compressor Header File *
+* (C) 2001 Peter J Jones *
+* 2001-2007 Jack Lloyd *
+*************************************************/
+
+#ifndef BOTAN_ZLIB_H__
+#define BOTAN_ZLIB_H__
+
+#include <botan/filter.h>
+
+namespace Botan {
+
+/*************************************************
+* Zlib Compression Filter *
+*************************************************/
+class Zlib_Compression : public Filter
+ {
+ public:
+ void write(const byte input[], u32bit length);
+ void start_msg();
+ void end_msg();
+
+ void flush();
+
+ Zlib_Compression(u32bit = 6);
+ ~Zlib_Compression() { clear(); }
+ private:
+ void clear();
+ const u32bit level;
+ SecureVector<byte> buffer;
+ class Zlib_Stream* zlib;
+ };
+
+/*************************************************
+* Zlib Decompression Filter *
+*************************************************/
+class Zlib_Decompression : public Filter
+ {
+ public:
+ void write(const byte input[], u32bit length);
+ void start_msg();
+ void end_msg();
+
+ Zlib_Decompression();
+ ~Zlib_Decompression() { clear(); }
+ private:
+ void clear();
+ SecureVector<byte> buffer;
+ class Zlib_Stream* zlib;
+ bool no_writes;
+ };
+
+}
+
+#endif