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/*
* Copyright (C) 2023 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.
*/
#include <android-base/logging.h>
#include <binder/BpBinder.h>
#include <binder/IServiceManager.h>
#include <binderdebug/BinderDebug.h>
#include <utils/Errors.h>
#include <inttypes.h>
namespace android {
extern "C" int main() {
// ignore args - we only print csv
// we should use a csv library here for escaping, because
// the name is coming from another process
printf("name,binder_threads_in_use,binder_threads_started,client_count\n");
for (const String16& name : defaultServiceManager()->listServices()) {
sp<IBinder> binder = defaultServiceManager()->checkService(name);
if (binder == nullptr) {
fprintf(stderr, "%s is null", String8(name).c_str());
continue;
}
BpBinder* remote = binder->remoteBinder();
const auto handle = remote->getDebugBinderHandle();
CHECK(handle != std::nullopt);
pid_t pid;
CHECK_EQ(OK, binder->getDebugPid(&pid));
BinderPidInfo info;
CHECK_EQ(OK, getBinderPidInfo(BinderDebugContext::BINDER, pid, &info));
std::vector<pid_t> clientPids;
CHECK_EQ(OK,
getBinderClientPids(BinderDebugContext::BINDER, getpid(), pid, *handle,
&clientPids));
printf("%s,%" PRIu32 ",%" PRIu32 ",%zu\n", String8(name).c_str(), info.threadUsage,
info.threadCount, clientPids.size());
}
return 0;
}
} // namespace android
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