// Copyright 2017 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "base/process/process_metrics.h" #include #include #include "base/fuchsia/fuchsia_logging.h" #include "base/memory/ptr_util.h" namespace base { size_t GetMaxFds() { return FDIO_MAX_FD; } size_t GetHandleLimit() { // Duplicated from the internal Magenta kernel constant kMaxHandleCount // (zircon/kernel/object/handle.cc). return 256 * 1024u; } size_t GetSystemCommitCharge() { // TODO(https://crbug.com/926581): Fuchsia does not support this. return 0; } ProcessMetrics::ProcessMetrics(ProcessHandle process) : process_(process) {} // static std::unique_ptr ProcessMetrics::CreateProcessMetrics( ProcessHandle process) { return base::WrapUnique(new ProcessMetrics(process)); } TimeDelta ProcessMetrics::GetCumulativeCPUUsage() { zx_info_task_runtime_t stats; zx_status_t status = zx::unowned_process(process_)->get_info( ZX_INFO_TASK_RUNTIME, &stats, sizeof(stats), nullptr, nullptr); ZX_CHECK(status == ZX_OK, status); return TimeDelta::FromZxDuration(stats.cpu_time); } bool GetSystemMemoryInfo(SystemMemoryInfoKB* meminfo) { // TODO(https://crbug.com/926581). return false; } } // namespace base