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1 /*
2  * \file       trc_indexer_pkt_i.h
3  * \brief      OpenCSD : Trace packet indexer
4  *
5  * \copyright  Copyright (c) 2015, ARM Limited. All Rights Reserved.
6  */
7 
8 
9 /*
10  * Redistribution and use in source and binary forms, with or without modification,
11  * are permitted provided that the following conditions are met:
12  *
13  * 1. Redistributions of source code must retain the above copyright notice,
14  * this list of conditions and the following disclaimer.
15  *
16  * 2. Redistributions in binary form must reproduce the above copyright notice,
17  * this list of conditions and the following disclaimer in the documentation
18  * and/or other materials provided with the distribution.
19  *
20  * 3. Neither the name of the copyright holder nor the names of its contributors
21  * may be used to endorse or promote products derived from this software without
22  * specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' AND
25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
26  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
27  * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
28  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
29  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
30  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
31  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
33  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34  */
35 
36 #ifndef ARM_TRC_INDEXER_PKT_I_H_INCLUDED
37 #define ARM_TRC_INDEXER_PKT_I_H_INCLUDED
38 
39 #include "trc_abs_typed_base_i.h"
40 
41 /*!
42  * @class ITrcPktIndexer
43 
44  * @brief Templated interface class to index packet types.
45  *
46  * @ingroup ocsd_interfaces
47  *
48  * Each protocol version will have an associated indexer that will index significant
49  * packets such as synchronisation points, timestamps, trigger events.
50  *
51  * Creating an index is optional at runtime, but will allow any analysis program to synchronise the
52  * different trace streams.
53  *
54  * Indexes need to be created only once and can be saved for re-use.
55  *
56  * Packet processors should be created to support the attachment of an indexer.
57  *
58  */
59 template <class Pt>
60 class ITrcPktIndexer : public ITrcTypedBase
61 {
62 public:
ITrcPktIndexer()63     ITrcPktIndexer() {}; /**< Default constructor. */
~ITrcPktIndexer()64     virtual ~ITrcPktIndexer() {}; /**< Default destructor. */
65 
66     /*!
67      * Interface method for trace packet indexing. Implementated by a channel packet indexer.
68      *
69      * @param index_sop : trace index at the start of the packet.
70      * @param *packet_type : The packet type being indexed.
71      */
72     virtual void TracePktIndex(const ocsd_trc_index_t index_sop, const Pt *packet_type) = 0;
73 };
74 
75 #endif // ARM_TRC_INDEXER_PKT_I_H_INCLUDED
76 
77 /* End of File trc_indexer_pkt_i.h */
78