This commit was generated by cvs2svn to compensate for changes in r2,

which included commits to RCS files with non-trunk default branches.


git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@625 212acab6-be3b-0410-9dea-997c60f758d6

Source/czlib.h

@@ -0,0 +1,51 @@
+#ifndef __CZLIB_H__
+#define __CZLIB_H__
+
+#include "compressor.h"
+#include "zlib/ZLIB.H"
+
+class CZlib : public ICompressor {
+  public:
+    int Init(int level) {
+      stream = new z_stream;
+      if (!stream) return Z_MEM_ERROR;
+      return deflateInit(stream, level);
+    }
+
+    int End() {
+      int ret = deflateEnd(stream);
+      delete stream;
+      return ret;
+    }
+
+    int Compress(BOOL finish) {
+      return deflate(stream, finish?Z_FINISH:0);
+    }
+
+    void SetNextIn(char *in, unsigned int size) {
+      stream->next_in = (unsigned char*)in;
+      stream->avail_in = size;
+    }
+
+    void SetNextOut(char *out, unsigned int size) {
+      stream->next_out = (unsigned char*)out;
+      stream->avail_out = size;
+    }
+
+    virtual char* GetNextOut() {
+      return (char*)stream->next_out;
+    }
+
+    virtual unsigned int GetAvailIn() {
+      return stream->avail_in;
+    }
+
+    virtual unsigned int GetAvailOut() {
+      return stream->avail_out;
+    }
+
+  private:
+    z_stream *stream;
+};
+
+#endif