75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
/*
|
|
* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#include "rtc_base/memory_usage.h"
|
|
|
|
#if defined(WEBRTC_LINUX)
|
|
#include <unistd.h>
|
|
|
|
#include <cstdio>
|
|
#elif defined(WEBRTC_MAC)
|
|
#include <mach/mach.h>
|
|
#elif defined(WEBRTC_WIN)
|
|
// clang-format off
|
|
// clang formating would change include order.
|
|
#include <windows.h>
|
|
#include <psapi.h> // must come after windows.h
|
|
// clang-format on
|
|
#endif
|
|
|
|
#include "rtc_base/logging.h"
|
|
|
|
namespace rtc {
|
|
|
|
int64_t GetProcessResidentSizeBytes() {
|
|
#if defined(WEBRTC_LINUX)
|
|
FILE* file = fopen("/proc/self/statm", "r");
|
|
if (file == nullptr) {
|
|
RTC_LOG(LS_ERROR) << "Failed to open /proc/self/statm";
|
|
return -1;
|
|
}
|
|
int result = -1;
|
|
if (fscanf(file, "%*s%d", &result) != 1) {
|
|
fclose(file);
|
|
RTC_LOG(LS_ERROR) << "Failed to parse /proc/self/statm";
|
|
return -1;
|
|
}
|
|
fclose(file);
|
|
return static_cast<int64_t>(result) * sysconf(_SC_PAGESIZE);
|
|
#elif defined(WEBRTC_MAC)
|
|
task_basic_info_64 info;
|
|
mach_msg_type_number_t info_count = TASK_BASIC_INFO_64_COUNT;
|
|
if (task_info(mach_task_self(), TASK_BASIC_INFO_64,
|
|
reinterpret_cast<task_info_t>(&info),
|
|
&info_count) != KERN_SUCCESS) {
|
|
RTC_LOG_ERR(LS_ERROR) << "task_info() failed";
|
|
return -1;
|
|
}
|
|
return info.resident_size;
|
|
#elif defined(WEBRTC_WIN)
|
|
PROCESS_MEMORY_COUNTERS pmc;
|
|
if (GetProcessMemoryInfo(GetCurrentProcess(), &pmc, sizeof(pmc)) == 0) {
|
|
RTC_LOG_ERR(LS_ERROR) << "GetProcessMemoryInfo() failed";
|
|
return -1;
|
|
}
|
|
return pmc.WorkingSetSize;
|
|
#elif defined(WEBRTC_FUCHSIA)
|
|
RTC_LOG_ERR(LS_ERROR) << "GetProcessResidentSizeBytes() not implemented";
|
|
return 0;
|
|
#else
|
|
// Not implemented yet.
|
|
static_assert(false,
|
|
"GetProcessVirtualMemoryUsageBytes() platform support not yet "
|
|
"implemented.");
|
|
#endif
|
|
}
|
|
|
|
} // namespace rtc
|