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| 1 /* | |
| 2 * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #include "webrtc/base/memory_usage.h" | |
| 12 | |
| 13 #if defined(WEBRTC_LINUX) | |
| 14 #include <unistd.h> | |
| 15 #include <cstdlib> | |
| 16 #include <cstdio> | |
| 17 #include <cstring> | |
| 18 #elif defined(WEBRTC_MAC) | |
| 19 #include <mach/mach.h> | |
| 20 #elif defined(WEBRTC_WIN) | |
| 21 #include <windows.h> | |
| 22 #include <psapi.h> | |
| 23 #endif | |
| 24 | |
| 25 #include "webrtc/base/logging.h" | |
| 26 | |
| 27 namespace rtc { | |
| 28 | |
| 29 int64_t GetProcessResidentSizeBytes() { | |
| 30 #if defined(WEBRTC_LINUX) | |
| 31 FILE* file = fopen("/proc/self/statm", "r"); | |
| 32 if (file == nullptr) { | |
| 33 LOG(LS_ERROR) << "Failed to open /proc/self/statm"; | |
| 34 return -1; | |
| 35 } | |
| 36 int result = -1; | |
| 37 if (fscanf(file, "%*s%d", &result) != 1) { | |
| 38 fclose(file); | |
| 39 LOG(LS_ERROR) << "Failed to parse /proc/self/statm"; | |
| 40 return -1; | |
| 41 } | |
| 42 fclose(file); | |
| 43 return static_cast<int64_t>(result) * sysconf(_SC_PAGESIZE); | |
| 44 #elif defined(WEBRTC_MAC) | |
| 45 task_basic_info_64 info; | |
| 46 mach_msg_type_number_t info_count = TASK_BASIC_INFO_64_COUNT; | |
| 47 if (task_info(mach_task_self(), TASK_BASIC_INFO_64, | |
| 48 reinterpret_cast<task_info_t>(&info), | |
| 49 &info_count) != KERN_SUCCESS) { | |
| 50 LOG_ERR(LS_ERROR) << "task_info() failed"; | |
| 51 return -1; | |
| 52 } | |
| 53 return info.resident_size; | |
| 54 #elif defined(WEBRTC_WIN) | |
| 55 PROCESS_MEMORY_COUNTERS pmc; | |
| 56 if (GetProcessMemoryInfo(GetCurrentProcess(), &pmc, sizeof(pmc)) == 0) { | |
| 57 LOG_ERR(LS_ERROR) << "GetProcessMemoryInfo() failed"; | |
| 58 return -1; | |
| 59 } | |
| 60 return pmc.WorkingSetSize; | |
| 61 #else | |
| 62 // Not implemented yet. | |
| 63 static_assert(false, | |
| 64 "GetProcessVirtualMemoryUsageBytes() platform support not yet " | |
| 65 "implemented."); | |
| 66 #endif | |
| 67 } | |
| 68 | |
| 69 } // namespace rtc | |
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Chromium Code Reviews
Issue 2877023002:
Move webrtc/{base => rtc_base} (Closed)
