/usr/include/nodejs/src/node_perf.h is in nodejs-dev 8.10.0~dfsg-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 | #ifndef SRC_NODE_PERF_H_
#define SRC_NODE_PERF_H_
#if defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#include "node.h"
#include "node_perf_common.h"
#include "env.h"
#include "base-object-inl.h"
#include "v8.h"
#include "uv.h"
#include <string>
namespace node {
namespace performance {
using v8::FunctionCallbackInfo;
using v8::GCType;
using v8::Local;
using v8::Object;
using v8::Value;
static inline PerformanceMilestone ToPerformanceMilestoneEnum(const char* str) {
#define V(name, label) \
if (strcmp(str, label) == 0) return NODE_PERFORMANCE_MILESTONE_##name;
NODE_PERFORMANCE_MILESTONES(V)
#undef V
return NODE_PERFORMANCE_MILESTONE_INVALID;
}
static inline PerformanceEntryType ToPerformanceEntryTypeEnum(
const char* type) {
#define V(name, label) \
if (strcmp(type, label) == 0) return NODE_PERFORMANCE_ENTRY_TYPE_##name;
NODE_PERFORMANCE_ENTRY_TYPES(V)
#undef V
return NODE_PERFORMANCE_ENTRY_TYPE_INVALID;
}
NODE_EXTERN inline void MarkPerformanceMilestone(
Environment* env,
PerformanceMilestone milestone) {
env->performance_state()->milestones[milestone] = PERFORMANCE_NOW();
}
class PerformanceEntry : public BaseObject {
public:
// Used for temporary storage of performance entry details when the
// object cannot be created immediately.
class Data {
public:
Data(
Environment* env,
const char* name,
const char* type,
uint64_t startTime,
uint64_t endTime,
int data = 0) :
env_(env),
name_(name),
type_(type),
startTime_(startTime),
endTime_(endTime),
data_(data) {}
Environment* env() const {
return env_;
}
const std::string& name() const {
return name_;
}
const std::string& type() const {
return type_;
}
uint64_t startTime() const {
return startTime_;
}
uint64_t endTime() const {
return endTime_;
}
int data() const {
return data_;
}
private:
Environment* const env_;
const std::string name_;
const std::string type_;
const uint64_t startTime_;
const uint64_t endTime_;
const int data_;
};
static void NotifyObservers(Environment* env, PerformanceEntry* entry);
static void New(const FunctionCallbackInfo<Value>& args);
PerformanceEntry(Environment* env,
Local<Object> wrap,
const char* name,
const char* type,
uint64_t startTime,
uint64_t endTime) :
BaseObject(env, wrap),
name_(name),
type_(type),
startTime_(startTime),
endTime_(endTime) {
MakeWeak<PerformanceEntry>(this);
NotifyObservers(env, this);
}
PerformanceEntry(Environment* env,
Local<Object> wrap,
Data* data) :
BaseObject(env, wrap),
name_(data->name()),
type_(data->type()),
startTime_(data->startTime()),
endTime_(data->endTime()) {
MakeWeak<PerformanceEntry>(this);
NotifyObservers(env, this);
}
~PerformanceEntry() {}
const std::string& name() const {
return name_;
}
const std::string& type() const {
return type_;
}
double startTime() const {
return startTime_ / 1e6;
}
double duration() const {
return durationNano() / 1e6;
}
uint64_t startTimeNano() const {
return startTime_;
}
uint64_t durationNano() const {
return endTime_ - startTime_;
}
private:
const std::string name_;
const std::string type_;
const uint64_t startTime_;
const uint64_t endTime_;
};
enum PerformanceGCKind {
NODE_PERFORMANCE_GC_MAJOR = GCType::kGCTypeMarkSweepCompact,
NODE_PERFORMANCE_GC_MINOR = GCType::kGCTypeScavenge,
NODE_PERFORMANCE_GC_INCREMENTAL = GCType::kGCTypeIncrementalMarking,
NODE_PERFORMANCE_GC_WEAKCB = GCType::kGCTypeProcessWeakCallbacks
};
} // namespace performance
} // namespace node
#endif // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
#endif // SRC_NODE_PERF_H_
|