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 PANID_QUERY_CLIENT_HPP_ 35 #define PANID_QUERY_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/locator.hpp" 45 #include "net/ip6_address.hpp" 46 #include "net/udp6.hpp" 47 48 namespace ot { 49 50 /** 51 * This class implements handling PANID Query Requests. 52 * 53 */ 54 class PanIdQueryClient : public InstanceLocator 55 { 56 public: 57 /** 58 * This constructor initializes the object. 59 * 60 */ 61 explicit PanIdQueryClient(Instance &aInstance); 62 63 /** 64 * This method sends a PAN ID Query message. 65 * 66 * @param[in] aPanId The PAN ID to query. 67 * @param[in] aChannelMask The channel mask value. 68 * @param[in] aAddress A pointer to the IPv6 destination. 69 * @param[in] aCallback A pointer to a function called on receiving an Energy Report message. 70 * @param[in] aContext A pointer to application-specific context. 71 * 72 * @retval kErrorNone Successfully enqueued the PAN ID Query message. 73 * @retval kErrorNoBufs Insufficient buffers to generate a PAN ID Query message. 74 * 75 */ 76 Error SendQuery(uint16_t aPanId, 77 uint32_t aChannelMask, 78 const Ip6::Address & aAddress, 79 otCommissionerPanIdConflictCallback aCallback, 80 void * aContext); 81 82 private: 83 static void HandleConflict(void *aContext, otMessage *aMessage, const otMessageInfo *aMessageInfo); 84 void HandleConflict(Coap::Message &aMessage, const Ip6::MessageInfo &aMessageInfo); 85 86 otCommissionerPanIdConflictCallback mCallback; 87 void * mContext; 88 89 Coap::Resource mPanIdQuery; 90 }; 91 92 /** 93 * @} 94 */ 95 96 } // namespace ot 97 98 #endif // OPENTHREAD_CONFIG_COMMISSIONER_ENABLE && OPENTHREAD_FTD 99 100 #endif // PANID_QUERY_CLIENT_HPP_ 101