1 files changed, 69 insertions, 0 deletions
diff --git a/src/libdash/include/IConnection.h b/src/libdash/include/IConnection.h
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+/**
+ *  @class      dash::network::IConnection
+ *  @brief      The connection interface can be used to enable the download of segments through external connections.
+ *  @details    This interface enables the extension of libdash to download segment through, e.g., SPDY, CCN etc.
+ *  @see        dash::network::IChunk
+ *
+ *  @author     bitmovin Softwareentwicklung OG \n
+ *              Email: libdash-dev@vicky.bitmovin.net
+ *  @version    2.1
+ *  @date       2013
+ *  @copyright  bitmovin Softwareentwicklung OG, All Rights Reserved \n\n
+ *              This source code and its use and distribution, is subject to the terms
+ *              and conditions of the applicable license agreement.
+ */
+
+#ifndef ICONNECTION_H_
+#define ICONNECTION_H_
+
+#include "config.h"
+
+#include "IChunk.h"
+#include "IDASHMetrics.h"
+
+namespace dash
+{
+    namespace network
+    {
+        class IConnection : public virtual dash::metrics::IDASHMetrics
+        {
+            public:
+                virtual ~IConnection(){}
+
+                /**
+                 *  This function should read a block of bytes from the specified chunk.
+                 *  @param      data    pointer to a block of memory
+                 *  @param      len     size of the memory block that can be used by the method
+                 *  @param      chunk   the dash::network::IChunk object from which data should be read
+                 *  @return     amount of data that has been read
+                 */
+                virtual int Read (uint8_t *data, size_t len, IChunk *chunk)  = 0;
+
+                /**
+                 *  This function should peek a block of bytes from the specified chunk.
+                 *  @param      data    pointer to a block of memory
+                 *  @param      len     size of the memory block that can be used by the method
+                 *  @param      chunk   the dash::network::IChunk object from which data should be peeked
+                 *  @return     amount of data that has been peeked
+                 */
+                virtual int Peek (uint8_t *data, size_t len, IChunk *chunk)  = 0;
+
+                /**
+                *  This function should get the average speed of download for the specified chunk.
+                *  It should be called after the whole chunk has been downloaded.
+                *  @return     average speed of download in bps.
+                */
+                virtual double GetAverageDownloadingSpeed ()				= 0;
+
+                /**
+                *  This function should get the time taken for the download of the specified chunk.
+                *  It should be called after the whole chunk has been downloaded.
+                *  @return     average time of download in seconds.
+                */
+                virtual double GetDownloadingTime ()				= 0;
+
+        };
+    }
+}
+
+#endif /* ICONNECTION_H_ */