moab::VarLenTag Class Reference

Class for storing variable-length tag data. More...

#include <VarLenTag.hpp>

Collaboration diagram for moab::VarLenTag:

Public Member Functions
	VarLenTag ()
	VarLenTag (unsigned size)
	~VarLenTag ()
	VarLenTag (const VarLenTag &copy)
	VarLenTag (unsigned size, const void *data)
unsigned	size () const
unsigned char *	data ()
unsigned long	mem () const
const unsigned char *	data () const
unsigned char *	resize (unsigned size)
void	clear ()
void	set (const void *dat, unsigned sz)
VarLenTag &	operator= (const VarLenTag &other)
Protected Attributes
VarLenTagData	mData

---

Detailed Description

Class for storing variable-length tag data.

Class for managing variable-length tag data. This class must behave as if it were initialized to empty if it is memset to zero w/out invoking any constructor.

Definition at line 152 of file VarLenTag.hpp.

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Constructor & Destructor Documentation

moab::VarLenTag::VarLenTag

(

)

[inline]

Definition at line 158 of file VarLenTag.hpp.

References moab::VarLenTagData::mData.

    {
        mData.mData.mPointer.size = 0;
    }

moab::VarLenTag::VarLenTag

(

unsigned

size

)

[inline]

Definition at line 249 of file VarLenTag.hpp.

References moab::VarLenTagData::INLINE_COUNT, and moab::VarLenTagData::mData.

{
#ifdef VAR_LEN_TAG_ELIDE_DATA
    if( sz > VarLenTagData::INLINE_COUNT )
#endif
        mData.mData.mPointer.array = reinterpret_cast< unsigned char* >( malloc( sz ) );
    mData.mData.mPointer.size = sz;
}

moab::VarLenTag::~VarLenTag

(

)

[inline]

Definition at line 163 of file VarLenTag.hpp.

    {
        clear();
    }

moab::VarLenTag::VarLenTag

(

const VarLenTag &

copy

)

[inline]

Definition at line 269 of file VarLenTag.hpp.

References moab::VarLenTagData::INLINE_COUNT, moab::VarLenTagData::mData, mData, moab::VarLenTagData::mPointer, and size().

                                                   : mData( copy.mData )
{
#ifdef VAR_LEN_TAG_ELIDE_DATA
    if( size() > VarLenTagData::INLINE_COUNT )
#endif
    {
        mData.mData.mPointer.array = reinterpret_cast< unsigned char* >( malloc( size() ) );
        memcpy( mData.mData.mPointer.array, copy.mData.mData.mPointer.array, size() );
    }
}

moab::VarLenTag::VarLenTag	(	unsigned	size,
		const void *	data
	)		[inline]

Definition at line 280 of file VarLenTag.hpp.

References moab::VarLenTagData::mData, mData, moab::VarLenTagData::mPointer, and resize().

{
    mData.mData.mPointer.size = 0;
    if( sz ) memcpy( resize( sz ), dat, sz );
}

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Member Function Documentation

void moab::VarLenTag::clear

(

)

[inline]

Definition at line 258 of file VarLenTag.hpp.

References moab::VarLenTagData::INLINE_COUNT, moab::VarLenTagData::mData, and moab::VarLenTagData::size.

Referenced by moab::SequenceData::release_tag_data(), and moab::VarLenDenseTag::remove_data().

{
#ifdef VAR_LEN_TAG_ELIDE_DATA
    if( size() > VarLenTagData::INLINE_COUNT )
#else
    if( size() )
#endif
        free( mData.mData.mPointer.array );
    mData.mData.mPointer.size = 0;
}

unsigned char* moab::VarLenTag::data

(

)

[inline]

Definition at line 175 of file VarLenTag.hpp.

References moab::VarLenTagData::INLINE_COUNT, moab::VarLenTagData::mData, and moab::VarLenTagData::size.

Referenced by moab::VarLenDenseTag::get_data(), moab::get_tagged(), moab::VarLenDenseTag::is_tagged(), moab::TagVarBytesEqual::operator()(), moab::TagVarBytesLess::operator()(), moab::TagVarTypeEqual< T >::operator()(), moab::TagVarTypeLess< T >::operator()(), and operator=().

    {
        return size() <= VarLenTagData::INLINE_COUNT ? mData.mData.mInline.array : mData.mData.mPointer.array;
    }

const unsigned char* moab::VarLenTag::data

(

)

const [inline]

Definition at line 197 of file VarLenTag.hpp.

    {
        return const_cast< VarLenTag* >( this )->data();
    }

unsigned long moab::VarLenTag::mem

(

)

const [inline]

Definition at line 186 of file VarLenTag.hpp.

References moab::VarLenTagData::INLINE_COUNT, and moab::VarLenTagData::size.

Referenced by moab::VarLenDenseTag::get_memory_use().

    {
        return size() <= VarLenTagData::INLINE_COUNT ? 0 : size();
    }

VarLenTag& moab::VarLenTag::operator=

(

const VarLenTag &

other

)

[inline]

Definition at line 211 of file VarLenTag.hpp.

References data(), and size().

    {
        set( other.data(), other.size() );
        return *this;
    }

unsigned char * moab::VarLenTag::resize

(

unsigned

size

)

[inline]

Definition at line 218 of file VarLenTag.hpp.

References moab::VarLenTagData::INLINE_COUNT, moab::VarLenTagData::mData, and moab::VarLenTagData::size.

Referenced by VarLenTag().

{
#ifdef VAR_LEN_TAG_ELIDE_DATA
    if( s <= VarLenTagData::INLINE_COUNT )
    {
        if( size() > VarLenTagData::INLINE_COUNT )
        {
            unsigned char* tmp_ptr = mData.mData.mPointer.array;
            memcpy( mData.mData.mInline.array, tmp_ptr, s );
            free( tmp_ptr );
        }
        mData.mData.mInline.size = s;
        return mData.mData.mInline.array;
    }
    else if( size() <= VarLenTagData::INLINE_COUNT )
    {
        void* tmp_ptr = malloc( s );
        memcpy( tmp_ptr, mData.mData.mInline.array, size() );
        mData.mData.mPointer.array = reinterpret_cast< unsigned char* >( tmp_ptr );
    }
    else
#endif
        if( size() < s )
    {
        void* tmp_ptr              = size() ? realloc( mData.mData.mPointer.array, s ) : malloc( s );
        mData.mData.mPointer.array = reinterpret_cast< unsigned char* >( tmp_ptr );
    }
    mData.mData.mPointer.size = s;
    return mData.mData.mPointer.array;
}

void moab::VarLenTag::set	(	const void *	dat,
		unsigned	sz
	)		[inline]

Definition at line 206 of file VarLenTag.hpp.

Referenced by moab::VarLenDenseTag::set_data().

    {
        memcpy( resize( sz ), dat, sz );
    }

unsigned moab::VarLenTag::size

(

)

const [inline]

Definition at line 170 of file VarLenTag.hpp.

References moab::VarLenTagData::mData.

Referenced by moab::VarLenDenseTag::get_data(), moab::get_tagged(), moab::TagVarBytesEqual::operator()(), moab::TagVarBytesLess::operator()(), moab::TagVarTypeEqual< T >::operator()(), moab::TagVarTypeLess< T >::operator()(), operator=(), and VarLenTag().

    {
        return mData.mData.mPointer.size;
    }

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Member Data Documentation

VarLenTagData moab::VarLenTag::mData [protected]

Definition at line 155 of file VarLenTag.hpp.

Referenced by VarLenTag().

List of all members.

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The documentation for this class was generated from the following file:

• VarLenTag.hpp