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*Make naming convention consistent.*Add convertion to/from Unix Epoch time.*Add ability to convert to readable string.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17762 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2004-11-14 21:53:55 +00:00
parent 00e9ca7148
commit f31c7ff957
1 changed files with 16 additions and 4 deletions
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20
include/llvm/System/TimeValue.h
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@ -12,6 +12,7 @@
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//
#include "llvm/Support/DataTypes.h" #include "llvm/Support/DataTypes.h"
#include <string>
#ifndef LLVM_SYSTEM_TIMEVALUE_H #ifndef LLVM_SYSTEM_TIMEVALUE_H
#define LLVM_SYSTEM_TIMEVALUE_H #define LLVM_SYSTEM_TIMEVALUE_H
@ -238,16 +239,22 @@ namespace sys {
/// Converts the TimeValue into the corresponding number of "ticks" for /// Converts the TimeValue into the corresponding number of "ticks" for
/// Posix, correcting for the difference in Posix zero time. /// Posix, correcting for the difference in Posix zero time.
/// @brief Convert to unix time (100 nanoseconds since 12:00:00a Jan 1,1970) /// @brief Convert to unix time (100 nanoseconds since 12:00:00a Jan 1,1970)
uint64_t ToPosixTime( void ) const { uint64_t toPosixTime( void ) const {
uint64_t result = seconds_ - PosixZeroTime.seconds_; uint64_t result = seconds_ - PosixZeroTime.seconds_;
result += nanos_ / NANOSECONDS_PER_POSIX_TICK; result += nanos_ / NANOSECONDS_PER_POSIX_TICK;
return result; return result;
} }
/// Converts the TimeValue into the corresponding number of seconds
/// since the epoch (00:00:00 Jan 1,1970).
uint64_t toEpochTime(void) const {
return seconds_ - PosixZeroTime.seconds_;
}
/// Converts the TiemValue into the correspodning number of "ticks" for /// Converts the TiemValue into the correspodning number of "ticks" for
/// Win32 platforms, correcting for the difference in Win32 zero time. /// Win32 platforms, correcting for the difference in Win32 zero time.
/// @brief Convert to windows time (seconds since 12:00:00a Jan 1, 1601) /// @brief Convert to windows time (seconds since 12:00:00a Jan 1, 1601)
uint64_t ToWin32Time( void ) const { uint64_t toWin32Time( void ) const {
uint64_t result = seconds_ - Win32ZeroTime.seconds_; uint64_t result = seconds_ - Win32ZeroTime.seconds_;
result += nanos_ / NANOSECONDS_PER_WIN32_TICK; result += nanos_ / NANOSECONDS_PER_WIN32_TICK;
return result; return result;
@ -256,11 +263,16 @@ namespace sys {
/// Provides the seconds and nanoseconds as results in its arguments after /// Provides the seconds and nanoseconds as results in its arguments after
/// correction for the Posix zero time. /// correction for the Posix zero time.
/// @brief Convert to timespec time (ala POSIX.1b) /// @brief Convert to timespec time (ala POSIX.1b)
void GetTimespecTime( uint64_t& seconds, uint32_t& nanos ) const { void getTimespecTime( uint64_t& seconds, uint32_t& nanos ) const {
seconds = seconds_ - PosixZeroTime.seconds_; seconds = seconds_ - PosixZeroTime.seconds_;
nanos = nanos_; nanos = nanos_;
} }
/// Provides conversion of the TimeValue into a readable time & date.
/// @returns std::string containing the readable time value
/// @brief Convert time to a string.
std::string toString();
/// @} /// @}
/// @name Mutators /// @name Mutators
/// @{ /// @{
@ -318,7 +330,7 @@ namespace sys {
/// Converts the \p seconds argument from PosixTime to the corresponding /// Converts the \p seconds argument from PosixTime to the corresponding
/// TimeValue and assigns that value to \p this. /// TimeValue and assigns that value to \p this.
/// @brief Convert seconds form PosixTime to TimeValue /// @brief Convert seconds form PosixTime to TimeValue
void fromPosixTime( SecondsType seconds ) { void fromEpochTime( SecondsType seconds ) {
seconds_ = seconds + PosixZeroTime.seconds_; seconds_ = seconds + PosixZeroTime.seconds_;
nanos_ = 0; nanos_ = 0;
this->normalize(); this->normalize();