1 /*
2  *  Copyright (c) 2020, 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
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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 OpenThread Link Metrics API.
32  */
33 
34 #include "openthread-core-config.h"
35 
36 #if OPENTHREAD_CONFIG_MLE_LINK_METRICS_INITIATOR_ENABLE || OPENTHREAD_CONFIG_MLE_LINK_METRICS_SUBJECT_ENABLE
37 
38 #include <openthread/link_metrics.h>
39 
40 #include "common/instance.hpp"
41 #include "net/ip6_address.hpp"
42 
43 using namespace ot;
44 
otLinkMetricsQuery(otInstance * aInstance,const otIp6Address * aDestination,uint8_t aSeriesId,const otLinkMetrics * aLinkMetricsFlags,otLinkMetricsReportCallback aCallback,void * aCallbackContext)45 otError otLinkMetricsQuery(otInstance *                aInstance,
46                            const otIp6Address *        aDestination,
47                            uint8_t                     aSeriesId,
48                            const otLinkMetrics *       aLinkMetricsFlags,
49                            otLinkMetricsReportCallback aCallback,
50                            void *                      aCallbackContext)
51 {
52     OT_ASSERT(aDestination != nullptr);
53 
54     static_cast<Instance *>(aInstance)->Get<LinkMetrics::LinkMetrics>().SetReportCallback(aCallback, aCallbackContext);
55 
56     return static_cast<Instance *>(aInstance)->Get<LinkMetrics::LinkMetrics>().Query(
57         static_cast<const Ip6::Address &>(*aDestination), aSeriesId,
58         static_cast<const LinkMetrics::Metrics *>(aLinkMetricsFlags));
59 }
60 
otLinkMetricsConfigForwardTrackingSeries(otInstance * aInstance,const otIp6Address * aDestination,uint8_t aSeriesId,const otLinkMetricsSeriesFlags aSeriesFlags,const otLinkMetrics * aLinkMetricsFlags,otLinkMetricsMgmtResponseCallback aCallback,void * aCallbackContext)61 otError otLinkMetricsConfigForwardTrackingSeries(otInstance *                      aInstance,
62                                                  const otIp6Address *              aDestination,
63                                                  uint8_t                           aSeriesId,
64                                                  const otLinkMetricsSeriesFlags    aSeriesFlags,
65                                                  const otLinkMetrics *             aLinkMetricsFlags,
66                                                  otLinkMetricsMgmtResponseCallback aCallback,
67                                                  void *                            aCallbackContext)
68 {
69     OT_ASSERT(aDestination != nullptr);
70 
71     LinkMetrics::LinkMetrics &linkMetrics = static_cast<Instance *>(aInstance)->Get<LinkMetrics::LinkMetrics>();
72 
73     linkMetrics.SetMgmtResponseCallback(aCallback, aCallbackContext);
74 
75     return linkMetrics.SendMgmtRequestForwardTrackingSeries(
76         static_cast<const Ip6::Address &>(*aDestination), aSeriesId, aSeriesFlags,
77         static_cast<const LinkMetrics::Metrics *>(aLinkMetricsFlags));
78 }
79 
80 #if OPENTHREAD_CONFIG_MLE_LINK_METRICS_INITIATOR_ENABLE
otLinkMetricsConfigEnhAckProbing(otInstance * aInstance,const otIp6Address * aDestination,otLinkMetricsEnhAckFlags aEnhAckFlags,const otLinkMetrics * aLinkMetricsFlags,otLinkMetricsMgmtResponseCallback aCallback,void * aCallbackContext,otLinkMetricsEnhAckProbingIeReportCallback aEnhAckCallback,void * aEnhAckCallbackContext)81 otError otLinkMetricsConfigEnhAckProbing(otInstance *                               aInstance,
82                                          const otIp6Address *                       aDestination,
83                                          otLinkMetricsEnhAckFlags                   aEnhAckFlags,
84                                          const otLinkMetrics *                      aLinkMetricsFlags,
85                                          otLinkMetricsMgmtResponseCallback          aCallback,
86                                          void *                                     aCallbackContext,
87                                          otLinkMetricsEnhAckProbingIeReportCallback aEnhAckCallback,
88                                          void *                                     aEnhAckCallbackContext)
89 {
90     OT_ASSERT(aDestination != nullptr);
91 
92     LinkMetrics::LinkMetrics &linkMetrics = static_cast<Instance *>(aInstance)->Get<LinkMetrics::LinkMetrics>();
93 
94     linkMetrics.SetMgmtResponseCallback(aCallback, aCallbackContext);
95     linkMetrics.SetEnhAckProbingCallback(aEnhAckCallback, aEnhAckCallbackContext);
96 
97     return linkMetrics.SendMgmtRequestEnhAckProbing(static_cast<const Ip6::Address &>(*aDestination),
98                                                     static_cast<LinkMetrics::EnhAckFlags>(aEnhAckFlags),
99                                                     static_cast<const LinkMetrics::Metrics *>(aLinkMetricsFlags));
100 }
101 
otLinkMetricsSendLinkProbe(otInstance * aInstance,const otIp6Address * aDestination,uint8_t aSeriesId,uint8_t aLength)102 otError otLinkMetricsSendLinkProbe(otInstance *        aInstance,
103                                    const otIp6Address *aDestination,
104                                    uint8_t             aSeriesId,
105                                    uint8_t             aLength)
106 {
107     OT_ASSERT(aDestination != nullptr);
108     LinkMetrics::LinkMetrics &linkMetrics = static_cast<Instance *>(aInstance)->Get<LinkMetrics::LinkMetrics>();
109 
110     return linkMetrics.SendLinkProbe(static_cast<const Ip6::Address &>(*aDestination), aSeriesId, aLength);
111 }
112 #endif
113 
114 #endif // OPENTHREAD_CONFIG_MLE_LINK_METRICS_INITIATOR_ENABLE || OPENTHREAD_CONFIG_MLE_LINK_METRICS_SUBJECT_ENABLE
115