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 implements the Announce Begin Client.
32 */
33
34 #include "announce_begin_client.hpp"
35
36 #if OPENTHREAD_CONFIG_COMMISSIONER_ENABLE && OPENTHREAD_FTD
37
38 #include "instance/instance.hpp"
39
40 namespace ot {
41
42 RegisterLogModule("MeshCoP");
43
AnnounceBeginClient(Instance & aInstance)44 AnnounceBeginClient::AnnounceBeginClient(Instance &aInstance)
45 : InstanceLocator(aInstance)
46 {
47 }
48
SendRequest(uint32_t aChannelMask,uint8_t aCount,uint16_t aPeriod,const Ip6::Address & aAddress)49 Error AnnounceBeginClient::SendRequest(uint32_t aChannelMask,
50 uint8_t aCount,
51 uint16_t aPeriod,
52 const Ip6::Address &aAddress)
53 {
54 Error error = kErrorNone;
55 Tmf::MessageInfo messageInfo(GetInstance());
56 Coap::Message *message = nullptr;
57
58 VerifyOrExit(Get<MeshCoP::Commissioner>().IsActive(), error = kErrorInvalidState);
59 VerifyOrExit((message = Get<Tmf::Agent>().NewPriorityMessage()) != nullptr, error = kErrorNoBufs);
60
61 SuccessOrExit(error = message->InitAsPost(aAddress, kUriAnnounceBegin));
62 SuccessOrExit(error = message->SetPayloadMarker());
63
64 SuccessOrExit(
65 error = Tlv::Append<MeshCoP::CommissionerSessionIdTlv>(*message, Get<MeshCoP::Commissioner>().GetSessionId()));
66
67 SuccessOrExit(error = MeshCoP::ChannelMaskTlv::AppendTo(*message, aChannelMask));
68
69 SuccessOrExit(error = Tlv::Append<MeshCoP::CountTlv>(*message, aCount));
70 SuccessOrExit(error = Tlv::Append<MeshCoP::PeriodTlv>(*message, aPeriod));
71
72 messageInfo.SetSockAddrToRlocPeerAddrTo(aAddress);
73
74 SuccessOrExit(error = Get<Tmf::Agent>().SendMessage(*message, messageInfo));
75
76 LogInfo("Sent %s", UriToString<kUriAnnounceBegin>());
77
78 exit:
79 FreeMessageOnError(message, error);
80 return error;
81 }
82
83 } // namespace ot
84
85 #endif // OPENTHREAD_CONFIG_COMMISSIONER_ENABLE && OPENTHREAD_FTD
86