first commit

include/modules/io_zip/io_zip.h

@@ -0,0 +1,74 @@
+/* -----------------------------------------------------------------------------
+	GSFramework
+	Copyright 2001-2013 Emmanuel Julien. All Rights Reserved.
+----------------------------------------------------------------------------- */
+
+
+#ifndef	__NIOZIP__
+#define	__NIOZIP__
+
+
+		#include <stdio.h>
+		#include "filesystem/io_handle.h"
+		#include "filesystem/io_memory.h"
+		#include "container/nmap.h"
+		#include "nstring/nstring.h"
+		#include "memory/nauto_ptr.h"
+
+
+namespace GS {
+	namespace IO {
+
+//
+class	ZipHandle : public Handle
+{
+		friend class Zip;
+
+		AutoPtr <Handle> h;
+		Pair <String, int> *p;
+
+public:
+
+		ZipHandle(Base *io) : Handle(io), p(0) {}
+};
+
+/*!
+	@short	Zip-based I/O.
+	@author	Emmanuel Julien (ejulien@nworks.fr)
+*/
+class	Zip : public Base
+{
+		void		*zfile;
+		String		password;
+
+		Map <String, int> refc_map;
+		SharedPtr <Memory> memfs;		// Support IO system.
+
+public:
+
+		bool		SetArchive(const char *uri, const char *password = 0);
+
+virtual	uint		GetCaps() const;
+
+virtual	Handle		*Open(const char *, Mode = ModeRead);
+virtual	void		Close(Handle *);
+
+virtual	bool		Delete(const char *);
+
+virtual	size_t		Tell(Handle *);
+virtual	size_t		Seek(Handle *, ptrdiff_t offset, SeekRef = SeekCurrent);
+
+virtual	size_t		Read(Handle *, void *, size_t);
+virtual	size_t		Write(Handle *, const void *, size_t);
+
+virtual	bool		MkDir(const char *) { return false; }
+
+		Zip(const char *uri, const char *password = 0);
+		~Zip();
+};
+
+	}	// IO
+}	// GS
+
+
+#endif	// __NIOZIP__