2 * SPDX-License-Identifier: GPL-2.0-only
4 * Copyright (C) 2020-2023 EfficiOS, inc.
10 #include "common/assert.h"
14 struct RunInData final
16 RunInCompClsQueryFunc compClsCtxFunc
;
17 RunInCompClsInitFunc compCtxFunc
;
18 RunInMsgIterClsInitFunc msgIterCtxFunc
;
21 const RunInData
& runInDataFromMethodData(void * const methodData
)
23 return *static_cast<const RunInData
*>(methodData
);
26 bt_component_class_initialize_method_status
compClsInit(bt_self_component_source
* const selfComp
,
27 bt_self_component_source_configuration
*,
29 void * const initMethodData
)
32 bt_self_component_source_add_output_port(selfComp
, "out", initMethodData
, nullptr);
34 BT_ASSERT(status
== BT_SELF_COMPONENT_ADD_PORT_STATUS_OK
);
36 auto& data
= runInDataFromMethodData(initMethodData
);
38 if (data
.compCtxFunc
) {
39 data
.compCtxFunc(bt_self_component_source_as_self_component(selfComp
));
42 return BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK
;
45 bt_component_class_query_method_status
46 compClsQuery(bt_self_component_class_source
* const selfCompCls
, bt_private_query_executor
*,
47 const char *, const bt_value
*, void * const methodData
,
48 const bt_value
** const result
)
50 auto& data
= runInDataFromMethodData(methodData
);
52 if (data
.compClsCtxFunc
) {
53 data
.compClsCtxFunc(bt_self_component_class_source_as_self_component_class(selfCompCls
));
56 *result
= bt_value_null
;
57 return BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_OK
;
60 bt_message_iterator_class_initialize_method_status
61 msgIterClsInit(bt_self_message_iterator
* const selfMsgIter
,
62 bt_self_message_iterator_configuration
*, bt_self_component_port_output
* const port
)
64 auto& data
= runInDataFromMethodData(bt_self_component_port_get_data(
65 bt_self_component_port_output_as_self_component_port(port
)));
67 if (data
.msgIterCtxFunc
) {
68 data
.msgIterCtxFunc(selfMsgIter
);
71 return BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_OK
;
74 bt_message_iterator_class_next_method_status
75 msgIterClsNext(bt_self_message_iterator
*, bt_message_array_const
, uint64_t, uint64_t *)
77 return BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_END
;
82 bt_message_iterator
*msgIter
;
85 bt_component_class_initialize_method_status
dummySinkInit(bt_self_component_sink
* const self
,
86 bt_self_component_sink_configuration
*,
88 void * const initMethodData
)
90 const auto status
= bt_self_component_sink_add_input_port(self
, "in", NULL
, nullptr);
92 BT_ASSERT(status
== BT_SELF_COMPONENT_ADD_PORT_STATUS_OK
);
93 bt_self_component_set_data(bt_self_component_sink_as_self_component(self
), initMethodData
);
94 return BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK
;
97 DummySinkData
& dummySinkDataFromSelfCompSink(bt_self_component_sink
* const self
)
99 return *static_cast<DummySinkData
*>(
100 bt_self_component_get_data(bt_self_component_sink_as_self_component(self
)));
103 bt_component_class_sink_graph_is_configured_method_status
104 dummySinkGraphIsConfigured(bt_self_component_sink
* const self
)
106 const auto port
= bt_self_component_sink_borrow_input_port_by_name(self
, "in");
110 const auto status
= bt_message_iterator_create_from_sink_component(
111 self
, port
, &dummySinkDataFromSelfCompSink(self
).msgIter
);
113 BT_ASSERT(status
== BT_MESSAGE_ITERATOR_CREATE_FROM_SINK_COMPONENT_STATUS_OK
);
114 return BT_COMPONENT_CLASS_SINK_GRAPH_IS_CONFIGURED_METHOD_STATUS_OK
;
117 bt_component_class_sink_consume_method_status
dummySinkConsume(bt_self_component_sink
* const self
)
119 bt_message_array_const msgs
;
122 bt_message_iterator_next(dummySinkDataFromSelfCompSink(self
).msgIter
, &msgs
, &msgCount
);
124 BT_ASSERT(status
== BT_MESSAGE_ITERATOR_NEXT_STATUS_END
);
125 return BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_END
;
130 void runIn(RunInCompClsQueryFunc compClsCtxFunc
, RunInCompClsInitFunc compCtxFunc
,
131 RunInMsgIterClsInitFunc msgIterCtxFunc
)
133 RunInData data
{std::move(compClsCtxFunc
), std::move(compCtxFunc
), std::move(msgIterCtxFunc
)};
135 /* Create and configure custom source component class */
136 const auto msgIterCls
= bt_message_iterator_class_create(msgIterClsNext
);
138 BT_ASSERT(msgIterCls
);
142 bt_message_iterator_class_set_initialize_method(msgIterCls
, msgIterClsInit
);
144 BT_ASSERT(status
== BT_MESSAGE_ITERATOR_CLASS_SET_METHOD_STATUS_OK
);
147 const auto srcCompCls
= bt_component_class_source_create("yo", msgIterCls
);
149 BT_ASSERT(srcCompCls
);
153 bt_component_class_source_set_initialize_method(srcCompCls
, compClsInit
);
155 BT_ASSERT(status
== BT_COMPONENT_CLASS_SET_METHOD_STATUS_OK
);
159 const auto status
= bt_component_class_source_set_query_method(srcCompCls
, compClsQuery
);
161 BT_ASSERT(status
== BT_COMPONENT_CLASS_SET_METHOD_STATUS_OK
);
164 /* Execute a query (executes `compClsCtxFunc`) */
166 const auto queryExec
= bt_query_executor_create_with_method_data(
167 bt_component_class_source_as_component_class(srcCompCls
), "", nullptr, &data
);
169 BT_ASSERT(queryExec
);
171 const bt_value
*queryRes
;
172 const auto status
= bt_query_executor_query(queryExec
, &queryRes
);
174 BT_ASSERT(status
== BT_QUERY_EXECUTOR_QUERY_STATUS_OK
);
175 bt_value_put_ref(queryRes
);
176 bt_query_executor_put_ref(queryExec
);
179 /* Create a dummy sink component */
180 const auto sinkCompCls
= bt_component_class_sink_create("dummy", dummySinkConsume
);
182 BT_ASSERT(sinkCompCls
);
186 bt_component_class_sink_set_initialize_method(sinkCompCls
, dummySinkInit
);
188 BT_ASSERT(status
== BT_COMPONENT_CLASS_SET_METHOD_STATUS_OK
);
192 const auto status
= bt_component_class_sink_set_graph_is_configured_method(
193 sinkCompCls
, dummySinkGraphIsConfigured
);
195 BT_ASSERT(status
== BT_COMPONENT_CLASS_SET_METHOD_STATUS_OK
);
199 const auto graph
= bt_graph_create(0);
203 /* Add custom source component (executes `compCtxFunc`) */
204 const bt_component_source
*srcComp
;
207 const auto status
= bt_graph_add_source_component_with_initialize_method_data(
208 graph
, srcCompCls
, "the-source", NULL
, &data
, BT_LOGGING_LEVEL_NONE
, &srcComp
);
210 BT_ASSERT(status
== BT_GRAPH_ADD_COMPONENT_STATUS_OK
);
213 /* Add dummy sink component */
214 const bt_component_sink
*sinkComp
;
215 DummySinkData dummySinkData
;
218 const auto status
= bt_graph_add_sink_component_with_initialize_method_data(
219 graph
, sinkCompCls
, "the-sink", NULL
, &dummySinkData
, BT_LOGGING_LEVEL_NONE
, &sinkComp
);
221 BT_ASSERT(status
== BT_GRAPH_ADD_COMPONENT_STATUS_OK
);
226 const auto outPort
= bt_component_source_borrow_output_port_by_name_const(srcComp
, "out");
230 const auto inPort
= bt_component_sink_borrow_input_port_by_name_const(sinkComp
, "in");
234 const auto status
= bt_graph_connect_ports(graph
, outPort
, inPort
, nullptr);
236 BT_ASSERT(status
== BT_GRAPH_CONNECT_PORTS_STATUS_OK
);
239 /* Run graph (executes `msgIterCtxFunc`) */
241 const auto status
= bt_graph_run(graph
);
243 BT_ASSERT(status
== BT_GRAPH_RUN_STATUS_OK
);
246 /* Discard owned objects */
247 bt_graph_put_ref(graph
);
248 bt_component_class_source_put_ref(srcCompCls
);
249 bt_component_class_sink_put_ref(sinkCompCls
);
250 bt_message_iterator_class_put_ref(msgIterCls
);
253 void runInCompClsQuery(RunInCompClsQueryFunc func
)
255 runIn(std::move(func
), nullptr, nullptr);
258 void runInCompClsInit(RunInCompClsInitFunc func
)
260 runIn(nullptr, std::move(func
), nullptr);
263 void runInMsgIterClsInit(RunInMsgIterClsInitFunc func
)
265 runIn(nullptr, nullptr, std::move(func
));