generic stat abstraction class Used to abstract the variants of the stat structure. More...

#include <genericStat.h>

Inheritance diagram for genericStat:

Public Types
typedef std::chrono::system_clock	clock_type

Public Member Functions
	genericStat (const struct stat &statBuf, const clock_type::duration &aTimeResolution)

	genericStat (const struct stat64 &statBuf, const clock_type::duration &aTimeResolution)

	genericStat ()

void	getAtime (struct timespec &spec) const

void	getMtime (struct timespec &spec) const

void	getAtime (struct timeval &spec) const

void	getMtime (struct timeval &spec) const

void	getAtime (std::string &spec) const

void	getMtime (std::string &spec) const

clock_type::time_point	getMtime () const

bool	isNewerThan (const genericStat &that) const

bool	isSameMtimeAs (const genericStat &that) const

bool	isDir () const

bool	isLink () const

bool	isRegularFile () const

Public Attributes
dev_t	device

size_t	size

size_t	sizeOnDisk

size_t	blksize

clock_type::time_point	aTime

clock_type::time_point	mTime

clock_type::duration	timeResolution

mode_t	mode

uid_t	ownerUid

gid_t	ownerGid

Static Private Member Functions
static void	chronoToTimespec (struct timespec &spec, const clock_type::time_point &Chrono)

static void	chronoToTimeval (struct timeval &spec, const clock_type::time_point &Chrono)

static void	chronoToString (std::string &str, const clock_type::time_point &Chrono)

Detailed Description

generic stat abstraction class Used to abstract the variants of the stat structure.

Provides comparison functions, that in the case of the time comparisons consider the time resolution of the underlying stat.

Definition at line 12 of file genericStat.h.

Member Typedef Documentation

◆ clock_type

typedef std::chrono::system_clock genericStat::clock_type

Definition at line 14 of file genericStat.h.

Constructor & Destructor Documentation

◆ genericStat() [1/3]

genericStat::genericStat	(	const struct stat &	statBuf,
		const clock_type::duration &	aTimeResolution
	)

Definition at line 10 of file genericStat.cpp.

                                                                                              :
     device(statBuf.st_dev),
     size(statBuf.st_size),
     sizeOnDisk(statBuf.st_blocks * 512),
     blksize(statBuf.st_blksize),
     aTime(std::chrono::seconds(statBuf.st_atim.tv_sec)
           + std::chrono::nanoseconds(statBuf.st_atim.tv_nsec)),
         mTime(std::chrono::seconds(statBuf.st_mtim.tv_sec)
         + std::chrono::nanoseconds(statBuf.st_mtim.tv_nsec)),
         timeResolution(aTimeResolution),
         mode(statBuf.st_mode),
         ownerUid(statBuf.st_uid),
         ownerGid(statBuf.st_gid) {
 }

◆ genericStat() [2/3]

genericStat::genericStat	(	const struct stat64 &	statBuf,
		const clock_type::duration &	aTimeResolution
	)

Definition at line 24 of file genericStat.cpp.

                                                                                                :
     device(statBuf.st_dev),
     size(statBuf.st_size),
     sizeOnDisk(statBuf.st_blocks * 512),
     blksize(statBuf.st_blksize),
     aTime(std::chrono::seconds(statBuf.st_atim.tv_sec)
           + std::chrono::nanoseconds(statBuf.st_atim.tv_nsec)),
         mTime(std::chrono::seconds(statBuf.st_mtim.tv_sec)
         + std::chrono::nanoseconds(statBuf.st_mtim.tv_nsec)),
         timeResolution(aTimeResolution),
         mode(statBuf.st_mode),
         ownerUid(statBuf.st_uid),
         ownerGid(statBuf.st_gid) {
 }

◆ genericStat() [3/3]

genericStat::genericStat ( )

default

Member Function Documentation

◆ chronoToString()

void genericStat::chronoToString	(	std::string &	str,
		const clock_type::time_point &	Chrono
	)

staticprivate

Definition at line 47 of file genericStat.cpp.

                                                                                     {
     struct tm time;
     time_t t = std::chrono::duration_cast<std::chrono::seconds>(Chrono.time_since_epoch()).count();
     gmtime_r(&t, &time);
     char buffer[123];
     strftime(buffer, sizeof(buffer), "%Y-%m-%d %H:%M:%S.", &time);
     spec = buffer;
     std::ostringstream buf2;
     buf2 << std::setw(6) << std::setfill('0')
          << std::chrono::duration_cast<std::chrono::microseconds>(Chrono.time_since_epoch()).count() % 1000000;
     // std::sprintf(buffer, "%06ld", std::chrono::duration_cast<std::chrono::microseconds>(Chrono.time_since_epoch()).count() % 1000000);
     spec += buf2.str();
 }

Referenced by getAtime(), and getMtime().

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◆ chronoToTimespec()

void genericStat::chronoToTimespec	(	struct timespec &	spec,
		const clock_type::time_point &	Chrono
	)

staticprivate

Definition at line 39 of file genericStat.cpp.

                                                                                             {
     spec.tv_sec = std::chrono::duration_cast<std::chrono::seconds>(Chrono.time_since_epoch()).count();
     spec.tv_nsec = std::chrono::duration_cast<std::chrono::nanoseconds>(Chrono.time_since_epoch()).count() % 1000000000;
 }

Referenced by getAtime(), and getMtime().

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◆ chronoToTimeval()

void genericStat::chronoToTimeval	(	struct timeval &	spec,
		const clock_type::time_point &	Chrono
	)

staticprivate

Definition at line 43 of file genericStat.cpp.

                                                                                           {
     spec.tv_sec = std::chrono::duration_cast<std::chrono::seconds>(Chrono.time_since_epoch()).count();
     spec.tv_usec = std::chrono::duration_cast<std::chrono::microseconds>(Chrono.time_since_epoch()).count() % 1000000;
 }

Referenced by getAtime(), and getMtime().

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◆ getAtime() [1/3]

void genericStat::getAtime ( std::string & spec ) const

Definition at line 74 of file genericStat.cpp.

                                                 {
     chronoToString(spec, aTime);
 }

References aTime, and chronoToString().

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◆ getAtime() [2/3]

void genericStat::getAtime ( struct timespec & spec ) const

Definition at line 62 of file genericStat.cpp.

                                                       {
     chronoToTimespec(spec, aTime);
 }

References aTime, and chronoToTimespec().

Referenced by outputHandler::libssh::writerLibssh::doAttributePreservations(), outputHandler::posixFile::writerPosixFile::doAttributePreservations(), and outputHandler::daosFs::writerDaosFs::doAttributePreservations().

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◆ getAtime() [3/3]

void genericStat::getAtime ( struct timeval & spec ) const

Definition at line 68 of file genericStat.cpp.

                                                      {
     chronoToTimeval(spec, aTime);
 }

References aTime, and chronoToTimeval().

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◆ getMtime() [1/4]

genericStat::clock_type::time_point genericStat::getMtime ( ) const

Definition at line 80 of file genericStat.cpp.

                                                             {
     return mTime;
 }

References mTime.

◆ getMtime() [2/4]

void genericStat::getMtime ( std::string & spec ) const

Definition at line 77 of file genericStat.cpp.

                                                 {
     chronoToString(spec, mTime);
 }

References chronoToString(), and mTime.

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◆ getMtime() [3/4]

void genericStat::getMtime ( struct timespec & spec ) const

Definition at line 65 of file genericStat.cpp.

                                                       {
     chronoToTimespec(spec, mTime);
 }

References chronoToTimespec(), and mTime.

Referenced by inputHandler::dcap::readerDcap::checkUnchangedness(), inputHandler::daosFs::readerDaosFs::checkUnchangedness(), inputHandler::libssh::readerLibssh::checkUnchangedness(), inputHandler::posixFile::readerPosixFile::checkUnchangedness(), outputHandler::libssh::writerLibssh::doAttributePreservations(), outputHandler::posixFile::writerPosixFile::doAttributePreservations(), outputHandler::daosFs::writerDaosFs::doAttributePreservations(), outputHandler::dcap::doAttributePreservations(), outputHandler::posixFile::doAttributePreservations(), outputHandler::daosFs::doAttributePreservations(), outputHandler::libssh::rename(), outputHandler::posixFile::rename(), and outputHandler::daosFs::rename().

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◆ getMtime() [4/4]

void genericStat::getMtime ( struct timeval & spec ) const

Definition at line 71 of file genericStat.cpp.

                                                      {
     chronoToTimeval(spec, mTime);
 }

References chronoToTimeval(), and mTime.

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◆ isDir()

bool genericStat::isDir ( ) const

Definition at line 92 of file genericStat.cpp.

                               {
     return S_ISDIR(mode);
 };

References mode.

Referenced by outputHandler::dcap::rename(), outputHandler::Gpfs::rename(), outputHandler::libssh::rename(), outputHandler::posixFile::rename(), and outputHandler::daosFs::rename().

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◆ isLink()

bool genericStat::isLink ( ) const

Definition at line 95 of file genericStat.cpp.

                                {
     return S_ISLNK(mode);
 };

References mode.

◆ isNewerThan()

bool genericStat::isNewerThan ( const genericStat & that ) const

Definition at line 84 of file genericStat.cpp.

                                                            {
     return that.mTime - mTime < std::max(timeResolution, that.timeResolution);
 }

References mTime, and timeResolution.

◆ isRegularFile()

bool genericStat::isRegularFile ( ) const

Definition at line 98 of file genericStat.cpp.

                                       {
     return S_ISREG(mode);
 };

References mode.

◆ isSameMtimeAs()

bool genericStat::isSameMtimeAs ( const genericStat & that ) const

Definition at line 87 of file genericStat.cpp.

                                                              {
     return (that.mTime - mTime < std::max(timeResolution, that.timeResolution)) &&
            (mTime - that.mTime < std::max(timeResolution, that.timeResolution));
 }