mongo::AlignedBuilder Class Reference

#include <alignedbuilder.h>

List of all members.

Classes
struct	AllocationInfo
Public Member Functions
	AlignedBuilder (unsigned init_size)
void	appendBuf (const void *src, size_t len)
void	appendChar (char j)
void	appendNum (unsigned long long j)
void	appendNum (long long j)
void	appendNum (double j)
void	appendNum (bool j)
void	appendNum (unsigned j)
void	appendNum (int j)
void	appendNum (short j)
void	appendNum (char j)
void	appendStr (const StringData &str, bool includeEOO=true)
template<class T >
void	appendStruct (const T &s)
char *	atOfs (unsigned ofs)
const char *	buf () const
unsigned	len () const
void	reset ()
size_t	skip (unsigned n)
	~AlignedBuilder ()
Private Member Functions
void	_free (void *)
void	_malloc (unsigned sz)
void	_realloc (unsigned newSize, unsigned oldLenInUse)
char *	grow (unsigned by)
void	growReallocate (unsigned oldLenInUse)
void	kill ()
void	mallocSelfAligned (unsigned sz)
Private Attributes
unsigned	_len
struct mongo::AlignedBuilder::AllocationInfo	_p
Static Private Attributes
static const unsigned	Alignment = 8192

---

Detailed Description

a page-aligned BufBuilder.

Definition at line 26 of file alignedbuilder.h.

---

Constructor & Destructor Documentation

mongo::AlignedBuilder::AlignedBuilder

(

unsigned

init_size

)

mongo::AlignedBuilder::~AlignedBuilder

(

)

[inline]

Definition at line 29 of file alignedbuilder.h.

---

Member Function Documentation

void mongo::AlignedBuilder::_free

(

void *

)

[private]

void mongo::AlignedBuilder::_malloc

(

unsigned

sz

)

[private]

void mongo::AlignedBuilder::_realloc	(	unsigned	newSize,
		unsigned	oldLenInUse
	)			[private]

void mongo::AlignedBuilder::appendBuf	(	const void *	src,
		size_t	len
	)			[inline]

Definition at line 81 of file alignedbuilder.h.

void mongo::AlignedBuilder::appendChar

(

char

j

)

[inline]

Definition at line 53 of file alignedbuilder.h.

void mongo::AlignedBuilder::appendNum

(

unsigned long long

j

)

[inline]

Definition at line 77 of file alignedbuilder.h.

void mongo::AlignedBuilder::appendNum

(

long long

j

)

[inline]

Definition at line 74 of file alignedbuilder.h.

void mongo::AlignedBuilder::appendNum

(

double

j

)

[inline]

Definition at line 71 of file alignedbuilder.h.

void mongo::AlignedBuilder::appendNum

(

bool

j

)

[inline]

Definition at line 68 of file alignedbuilder.h.

void mongo::AlignedBuilder::appendNum

(

unsigned

j

)

[inline]

Definition at line 65 of file alignedbuilder.h.

void mongo::AlignedBuilder::appendNum

(

int

j

)

[inline]

Definition at line 62 of file alignedbuilder.h.

void mongo::AlignedBuilder::appendNum

(

short

j

)

[inline]

Definition at line 59 of file alignedbuilder.h.

void mongo::AlignedBuilder::appendNum

(

char

j

)

[inline]

Definition at line 56 of file alignedbuilder.h.

void mongo::AlignedBuilder::appendStr	(	const StringData &	str,
		bool	includeEOO = true
	)			[inline]

Definition at line 86 of file alignedbuilder.h.

template<class T >

void mongo::AlignedBuilder::appendStruct

(

const T &

s

)

[inline]

Definition at line 84 of file alignedbuilder.h.

char* mongo::AlignedBuilder::atOfs

(

unsigned

ofs

)

[inline]

Definition at line 51 of file alignedbuilder.h.

const char* mongo::AlignedBuilder::buf

(

)

const [inline]

note this may be deallocated (realloced) if you keep writing or reset().

Definition at line 40 of file alignedbuilder.h.

char* mongo::AlignedBuilder::grow

(

unsigned

by

)

[inline, private]

returns the pre-grow write position

Definition at line 99 of file alignedbuilder.h.

void mongo::AlignedBuilder::growReallocate

(

unsigned

oldLenInUse

)

[private]

void mongo::AlignedBuilder::kill

(

)

[private]

unsigned mongo::AlignedBuilder::len

(

)

const [inline]

Returns:

the in-use length

Definition at line 93 of file alignedbuilder.h.

void mongo::AlignedBuilder::mallocSelfAligned

(

unsigned

sz

)

[private]

void mongo::AlignedBuilder::reset

(

)

[inline]

reset for a re-use. shrinks if > 128MB

Definition at line 32 of file alignedbuilder.h.

size_t mongo::AlignedBuilder::skip

(

unsigned

n

)

[inline]

leave room for some stuff later

Returns:

offset in the buffer that was our current position

Definition at line 45 of file alignedbuilder.h.

---

Member Data Documentation

unsigned mongo::AlignedBuilder::_len [private]

Definition at line 120 of file alignedbuilder.h.

struct mongo::AlignedBuilder::AllocationInfo mongo::AlignedBuilder::_p [private]

const unsigned mongo::AlignedBuilder::Alignment = 8192 [static, private]

Definition at line 96 of file alignedbuilder.h.

---

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

• alignedbuilder.h