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/*
* Copyright (C) 2020 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
syntax = "proto2";
import "protos/perfetto/common/observable_events.proto";
package perfetto.protos;
message TracingServiceCapabilities {
// Whether the service supports QueryCapabilities() at all or not.
// This is only used at the C++ level to distinguish the case of talking to
// an older version of the service that doesn't support QueryCapabilities().
// In that case the IPC layer will just reject the unknown call, and the
// consumer_ipc_client_impl.cc will return an empty message where this field
// is false. In all other cases, this is always set to true.
optional bool has_query_capabilities = 1;
// The set of known events that can be passed to ConsumerPort.ObserveEvents().
repeated ObservableEvents.Type observable_events = 2;
// Whether the service supports TraceConfig.output_path (for asking traced to
// create the output file instead of passing a file descriptor).
optional bool has_trace_config_output_path = 3;
// Whether the service supports CloneSession and CLONE_SNAPSHOT triggers.
optional bool has_clone_session = 4;
}
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