1 /*

     2  *    Copyright 2005-2006 Intel Corporation

     3  * 

     4  *    Licensed under the Apache License, Version 2.0 (the "License");

     5  *    you may not use this file except in compliance with the License.

     6  *    You may obtain a copy of the License at

     7  * 

     8  *        http://www.apache.org/licenses/LICENSE-2.0

     9  * 

    10  *    Unless required by applicable law or agreed to in writing, software

    11  *    distributed under the License is distributed on an "AS IS" BASIS,

    12  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    13  *    See the License for the specific language governing permissions and

    14  *    limitations under the License.

    15  */

    16 

    17 #ifndef _EXPIRATION_TIMER_H_

    18 #define _EXPIRATION_TIMER_H_

    19 

    20 #include <oasys/thread/Timer.h>

    21 #include "BundleRef.h"

    22 

    23 namespace dtn {

    24 

    25 /**

    26  * Bundle expiration timer class.

    27  *

    28  * The timer is started when the bundle first arrives at the daemon,

    29  * and is cancelled when the daemon removes it from the pending list.

    30  *

    31  */

    32 class ExpirationTimer : public oasys::Timer {

    33 public:

    34     ExpirationTimer(Bundle* bundle);

    35 

    36     virtual ~ExpirationTimer() {} 

    37 

    38     /// The reference to the bundle, which is public since 

    39     BundleRef bundleref_;

    40     

    41 protected:

    42     void timeout(const struct timeval& now);

    43 

    44 };

    45 

    46 } // namespace dtn

    47 

    48 #endif /* _EXPIRATION_TIMER_H_ */