1 /*
2  *  Copyright (c) 2016, The OpenThread Authors.
3  *  All rights reserved.
4  *
5  *  Redistribution and use in source and binary forms, with or without
6  *  modification, are permitted provided that the following conditions are met:
7  *  1. Redistributions of source code must retain the above copyright
8  *     notice, this list of conditions and the following disclaimer.
9  *  2. Redistributions in binary form must reproduce the above copyright
10  *     notice, this list of conditions and the following disclaimer in the
11  *     documentation and/or other materials provided with the distribution.
12  *  3. Neither the name of the copyright holder nor the
13  *     names of its contributors may be used to endorse or promote products
14  *     derived from this software without specific prior written permission.
15  *
16  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  *  POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 /**
30  * @file
31  *   This file includes definitions for responding to PANID Query Requests.
32  */
33 
34 #ifndef ENERGY_SCAN_CLIENT_HPP_
35 #define ENERGY_SCAN_CLIENT_HPP_
36 
37 #include "openthread-core-config.h"
38 
39 #if OPENTHREAD_CONFIG_COMMISSIONER_ENABLE && OPENTHREAD_FTD
40 
41 #include <openthread/commissioner.h>
42 
43 #include "coap/coap.hpp"
44 #include "common/callback.hpp"
45 #include "common/locator.hpp"
46 #include "net/ip6_address.hpp"
47 #include "net/udp6.hpp"
48 #include "thread/tmf.hpp"
49 
50 namespace ot {
51 
52 /**
53  * Implements handling PANID Query Requests.
54  *
55  */
56 class EnergyScanClient : public InstanceLocator
57 {
58     friend class Tmf::Agent;
59 
60 public:
61     /**
62      * Initializes the object.
63      *
64      */
65     explicit EnergyScanClient(Instance &aInstance);
66 
67     /**
68      * Sends an Energy Scan Query message.
69      *
70      * @param[in]  aChannelMask   The channel mask value.
71      * @param[in]  aCount         The number of energy measurements per channel.
72      * @param[in]  aPeriod        The time between energy measurements (milliseconds).
73      * @param[in]  aScanDuration  The scan duration for each energy measurement (milliseconds).
74      * @param[in]  aAddress       A pointer to the IPv6 destination.
75      * @param[in]  aCallback      A pointer to a function called on receiving an Energy Report message.
76      * @param[in]  aContext       A pointer to application-specific context.
77      *
78      * @retval kErrorNone     Successfully enqueued the Energy Scan Query message.
79      * @retval kErrorNoBufs   Insufficient buffers to generate an Energy Scan Query message.
80      *
81      */
82     Error SendQuery(uint32_t                           aChannelMask,
83                     uint8_t                            aCount,
84                     uint16_t                           aPeriod,
85                     uint16_t                           aScanDuration,
86                     const Ip6::Address                &aAddress,
87                     otCommissionerEnergyReportCallback aCallback,
88                     void                              *aContext);
89 
90 private:
91     template <Uri kUri> void HandleTmf(Coap::Message &aMessage, const Ip6::MessageInfo &aMessageInfo);
92 
93     Callback<otCommissionerEnergyReportCallback> mCallback;
94 };
95 
96 DeclareTmfHandler(EnergyScanClient, kUriEnergyReport);
97 
98 /**
99  * @}
100  */
101 
102 } // namespace ot
103 
104 #endif // OPENTHREAD_CONFIG_COMMISSIONER_ENABLE && OPENTHREAD_FTD
105 
106 #endif // ENERGY_SCAN_CLIENT_HPP_
107