Adding ZHandle class. It needs a unit test though.

1 files changed, 37 insertions, 0 deletions

diff --git a/includes/ZHandle.h b/includes/ZHandle.h
new file mode 100644
index 0000000..63da59a
--- /dev/null
+++ b/includes/ZHandle.h
@@ -0,0 +1,37 @@
+#pragma once
+
+#include <zlib.h>
+#include <Handle.h>
+
+namespace Balau {
+
+class ZStream : public Handle {
+  public:
+    typedef enum {
+        ZLIB,
+        GZIP,
+        RAW,
+    } header_t;
+      ZStream(const IO<Handle> & h, int level = Z_BEST_COMPRESSION, header_t header = ZLIB);
+    virtual void close() throw (GeneralException);
+    virtual bool isClosed();
+    virtual bool isEOF();
+    virtual bool canRead();
+    virtual bool canWrite();
+    virtual const char * getName();
+    virtual ssize_t read(void * buf, size_t count) throw (GeneralException);
+    virtual ssize_t write(const void * buf, size_t count) throw (GeneralException);
+    virtual off_t getSize();
+    void detach() { m_detached = true; }
+    void flush() { doFlush(false); }
+  private:
+    void finish() { doFlush(true); }
+    void doFlush(bool finish);
+    IO<Handle> m_h;
+    z_stream m_zin, m_zout;
+    bool m_detached, m_closed, m_eof;
+    String m_name;
+    uint8_t * m_in;
+};
+
+};