[Hdrflow-svn] SF.net SVN: hdrflow: [154] trunk/lib/openlibraries/src/openpluginlib/pl

[<gl...@us...>]

Revision: 154
          http://hdrflow.svn.sourceforge.net/hdrflow/?rev=154&view=rev
Author:   glslang
Date:     2007-06-17 01:29:21 -0700 (Sun, 17 Jun 2007)

Log Message:
-----------
+ initial stream abstraction

Modified Paths:
--------------
    trunk/lib/openlibraries/src/openpluginlib/pl/pl_vc8.vcproj

Added Paths:
-----------
    trunk/lib/openlibraries/src/openpluginlib/pl/stream.cpp
    trunk/lib/openlibraries/src/openpluginlib/pl/stream.hpp

Modified: trunk/lib/openlibraries/src/openpluginlib/pl/pl_vc8.vcproj
===================================================================
--- trunk/lib/openlibraries/src/openpluginlib/pl/pl_vc8.vcproj	2007-06-16 22:00:18 UTC (rev 153)
+++ trunk/lib/openlibraries/src/openpluginlib/pl/pl_vc8.vcproj	2007-06-17 08:29:21 UTC (rev 154)
@@ -261,6 +261,10 @@
 				>
 			</File>
 			<File
+				RelativePath=".\stream.cpp"
+				>
+			</File>
+			<File
 				RelativePath=".\pcos\subject.cpp"
 				>
 			</File>
@@ -399,6 +403,10 @@
 				>
 			</File>
 			<File
+				RelativePath=".\stream.hpp"
+				>
+			</File>
+			<File
 				RelativePath=".\string.hpp"
 				>
 			</File>

Added: trunk/lib/openlibraries/src/openpluginlib/pl/stream.cpp
===================================================================
--- trunk/lib/openlibraries/src/openpluginlib/pl/stream.cpp	                        (rev 0)
+++ trunk/lib/openlibraries/src/openpluginlib/pl/stream.cpp	2007-06-17 08:29:21 UTC (rev 154)
@@ -0,0 +1,17 @@
+
+// openpluginlib - A plugin interface to openlibraries.
+
+// Copyright (C) 2007 Goncalo Nuno M. de Carvalho
+// Released under the LGPL.
+// For more information, see http://www.openlibraries.org.
+
+#include <openpluginlib/pl/stream.hpp>
+
+namespace olib { namespace openpluginlib {
+
+stream_ptr make_stream( const string&, int )
+{
+	return stream_ptr( );
+}
+
+} }

Added: trunk/lib/openlibraries/src/openpluginlib/pl/stream.hpp
===================================================================
--- trunk/lib/openlibraries/src/openpluginlib/pl/stream.hpp	                        (rev 0)
+++ trunk/lib/openlibraries/src/openpluginlib/pl/stream.hpp	2007-06-17 08:29:21 UTC (rev 154)
@@ -0,0 +1,60 @@
+
+// openpluginlib - A plugin interface to openlibraries.
+
+// Copyright (C) 2007 Goncalo Nuno M. de Carvalho
+// Released under the LGPL.
+// For more information, see http://www.openlibraries.org.
+
+#ifndef STREAM_INC_
+#define STREAM_INC_
+
+#include <boost/shared_ptr.hpp>
+
+#include <openpluginlib/pl/config.hpp>
+#include <openpluginlib/pl/string.hpp>
+
+namespace olib { namespace openpluginlib {
+
+class OPENPLUGINLIB_DECLSPEC stream
+{
+public:
+	typedef char				value_type;
+	typedef value_type*			pointer;
+	typedef const value_type*	const_pointer;
+
+public:
+	static const int in_stream		= 1;
+	static const int out_stream		= 2;
+	static const int binary_stream	= 4;
+	
+public:
+	explicit stream( pointer data = 0, int flags = in_stream | out_stream | binary_stream )
+		: data_( data )
+		, flags_( flags )
+	{ }
+	
+	int read( pointer, int );
+	int write( const_pointer, int );
+	long seek( long, int );
+
+	int  flags( ) const;	
+	bool is_thread_safe( ) const;
+	bool is_null( ) const { return data_ == ( pointer ) 0; }
+
+private:
+	stream( const stream& );
+	stream& operator=( const stream& );
+
+private:
+	pointer data_;
+	int flags_;
+};
+
+typedef boost::shared_ptr<stream> stream_ptr;
+
+stream_ptr make_stream( const string& path, int flags );
+stream_ptr make_stream( void* data, int flags );
+
+} }
+
+#endif


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