serialise-double.cc File Reference

functions to serialise and unserialise a double More...

#include <config.h>
#include <xapian/error.h>
#include "omassert.h"
#include "serialise-double.h"
#include "wordaccess.h"
#include <cfloat>
#include <cmath>
#include <algorithm>
#include <limits>
#include <string>

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Functions
string	serialise_double (double v)
	Serialise a double to a string. More...
double	unserialise_double (const char **p, const char *end)
	Unserialise a double serialised by serialise_double. More...

Detailed Description

functions to serialise and unserialise a double

Definition in file serialise-double.cc.

Function Documentation

serialise_double()

string serialise_double

(

double

v

)

Serialise a double to a string.

Parameters

v	The double to serialise.

Returns

Serialisation of v.

Definition at line 83 of file serialise-double.cc.

References do_bswap(), and rare.

Referenced by check_double_serialisation(), Xapian::MSet::Internal::serialise(), Xapian::GreatCircleMetric::serialise(), Xapian::LatLongDistancePostingSource::serialise(), Xapian::TfIdfWeight::serialise(), Xapian::BM25Weight::serialise(), Xapian::BM25PlusWeight::serialise(), Xapian::InL2Weight::serialise(), Xapian::IfB2Weight::serialise(), Xapian::IneB2Weight::serialise(), Xapian::BB2Weight::serialise(), Xapian::PL2Weight::serialise(), Xapian::PL2PlusWeight::serialise(), Xapian::LMJMWeight::serialise(), Xapian::LMDirichletWeight::serialise(), Xapian::LMAbsDiscountWeight::serialise(), Xapian::LM2StageWeight::serialise(), Xapian::ValueMapPostingSource::serialise(), Xapian::FixedWeightPostingSource::serialise(), Xapian::Internal::QueryScaleWeight::serialise(), serialise_stats(), and RemoteDatabase::set_query().

unserialise_double()

double unserialise_double	(	const char **	p,
		const char *	end
	)

Unserialise a double serialised by serialise_double.

Parameters

p	Pointer to a pointer to the string, which will be advanced past the serialised double.
end	Pointer to the end of the string.

Returns

The unserialised double.

Definition at line 162 of file serialise-double.cc.

References p, and rare.

Referenced by check_double_serialisation(), RemoteServer::msg_query(), Xapian::Query::Internal::unserialise(), Xapian::MSet::Internal::unserialise(), Xapian::GreatCircleMetric::unserialise(), Xapian::TfIdfWeight::unserialise(), Xapian::BM25Weight::unserialise(), Xapian::BM25PlusWeight::unserialise(), Xapian::InL2Weight::unserialise(), Xapian::IfB2Weight::unserialise(), Xapian::IneB2Weight::unserialise(), Xapian::BB2Weight::unserialise(), Xapian::PL2Weight::unserialise(), Xapian::PL2PlusWeight::unserialise(), Xapian::LMJMWeight::unserialise(), Xapian::LMDirichletWeight::unserialise(), Xapian::LMAbsDiscountWeight::unserialise(), Xapian::LM2StageWeight::unserialise(), Xapian::ValueMapPostingSource::unserialise(), Xapian::FixedWeightPostingSource::unserialise(), unserialise_stats(), and Xapian::LatLongDistancePostingSource::unserialise_with_registry().