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//===-- TimeValue.cpp -------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "lldb/Host/TimeValue.h"
#include "lldb/Host/Config.h"
// C Includes
#include <cstring>
#include <stddef.h>
#include <time.h>
#ifdef _MSC_VER
#include "lldb/Host/windows/windows.h"
#endif
// C++ Includes
#include <chrono>
// Other libraries and framework includes
// Project includes
#include "lldb/Core/Stream.h"
using namespace lldb_private;
//----------------------------------------------------------------------
// TimeValue constructor
//----------------------------------------------------------------------
TimeValue::TimeValue() : m_nano_seconds(0) {}
//----------------------------------------------------------------------
// TimeValue copy constructor
//----------------------------------------------------------------------
TimeValue::TimeValue(const TimeValue &rhs)
: m_nano_seconds(rhs.m_nano_seconds) {}
TimeValue::TimeValue(const struct timespec &ts)
: m_nano_seconds((uint64_t)ts.tv_sec * NanoSecPerSec + ts.tv_nsec) {}
TimeValue::TimeValue(uint32_t seconds, uint64_t nanos)
: m_nano_seconds((uint64_t)seconds * NanoSecPerSec + nanos) {}
//----------------------------------------------------------------------
// Destructor
//----------------------------------------------------------------------
TimeValue::~TimeValue() {}
uint64_t TimeValue::GetAsNanoSecondsSinceJan1_1970() const {
return m_nano_seconds;
}
uint64_t TimeValue::GetAsMicroSecondsSinceJan1_1970() const {
return m_nano_seconds / NanoSecPerMicroSec;
}
uint64_t TimeValue::GetAsSecondsSinceJan1_1970() const {
return m_nano_seconds / NanoSecPerSec;
}
struct timespec TimeValue::GetAsTimeSpec() const {
struct timespec ts;
ts.tv_sec = m_nano_seconds / NanoSecPerSec;
ts.tv_nsec = m_nano_seconds % NanoSecPerSec;
return ts;
}
void TimeValue::Clear() { m_nano_seconds = 0; }
bool TimeValue::IsValid() const { return m_nano_seconds != 0; }
void TimeValue::OffsetWithSeconds(uint64_t sec) {
m_nano_seconds += sec * NanoSecPerSec;
}
void TimeValue::OffsetWithMicroSeconds(uint64_t usec) {
m_nano_seconds += usec * NanoSecPerMicroSec;
}
void TimeValue::OffsetWithNanoSeconds(uint64_t nsec) { m_nano_seconds += nsec; }
TimeValue TimeValue::Now() {
using namespace std::chrono;
auto now = system_clock::now();
auto ns_since_epoch =
duration_cast<std::chrono::nanoseconds>(now.time_since_epoch()).count();
return TimeValue(0, ns_since_epoch);
}
//----------------------------------------------------------------------
// TimeValue assignment operator
//----------------------------------------------------------------------
const TimeValue &TimeValue::operator=(const TimeValue &rhs) {
m_nano_seconds = rhs.m_nano_seconds;
return *this;
}
void TimeValue::Dump(Stream *s, uint32_t width) const {
if (s == NULL)
return;
#ifndef LLDB_DISABLE_POSIX
char time_buf[32];
time_t time = GetAsSecondsSinceJan1_1970();
char *time_cstr = ::ctime_r(&time, time_buf);
if (time_cstr) {
char *newline = ::strpbrk(time_cstr, "\n\r");
if (newline)
*newline = '\0';
if (width > 0)
s->Printf("%-*s", width, time_cstr);
else
s->PutCString(time_cstr);
} else if (width > 0)
s->Printf("%-*s", width, "");
#endif
}
bool lldb_private::operator==(const TimeValue &lhs, const TimeValue &rhs) {
return lhs.GetAsNanoSecondsSinceJan1_1970() ==
rhs.GetAsNanoSecondsSinceJan1_1970();
}
bool lldb_private::operator!=(const TimeValue &lhs, const TimeValue &rhs) {
return lhs.GetAsNanoSecondsSinceJan1_1970() !=
rhs.GetAsNanoSecondsSinceJan1_1970();
}
bool lldb_private::operator<(const TimeValue &lhs, const TimeValue &rhs) {
return lhs.GetAsNanoSecondsSinceJan1_1970() <
rhs.GetAsNanoSecondsSinceJan1_1970();
}
bool lldb_private::operator<=(const TimeValue &lhs, const TimeValue &rhs) {
return lhs.GetAsNanoSecondsSinceJan1_1970() <=
rhs.GetAsNanoSecondsSinceJan1_1970();
}
bool lldb_private::operator>(const TimeValue &lhs, const TimeValue &rhs) {
return lhs.GetAsNanoSecondsSinceJan1_1970() >
rhs.GetAsNanoSecondsSinceJan1_1970();
}
bool lldb_private::operator>=(const TimeValue &lhs, const TimeValue &rhs) {
return lhs.GetAsNanoSecondsSinceJan1_1970() >=
rhs.GetAsNanoSecondsSinceJan1_1970();
}
uint64_t lldb_private::operator-(const TimeValue &lhs, const TimeValue &rhs) {
return lhs.GetAsNanoSecondsSinceJan1_1970() -
rhs.GetAsNanoSecondsSinceJan1_1970();
}
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