mongo::AlignedBuilder Class Reference

a page-aligned BufBuilder. More...

#include <alignedbuilder.h>

List of all members.

Classes
struct	AllocationInfo
Public Member Functions
	AlignedBuilder (unsigned init_size)
void	reset (unsigned sz)
	reset with a hint as to the upcoming needed size specified
void	reset ()
	reset for a re-use.
const char *	buf () const
	note this may be deallocated (realloced) if you keep writing or reset().
size_t	skip (unsigned n)
	leave room for some stuff later
char *	atOfs (unsigned ofs)
	if buffer grows pointer no longer valid
char *	cur ()
	if buffer grows pointer no longer valid
void	appendChar (char j)
void	appendNum (char j)
void	appendNum (short j)
void	appendNum (int j)
void	appendNum (unsigned j)
void	appendNum (bool j)
void	appendNum (double j)
void	appendNum (long long j)
void	appendNum (unsigned long long j)
void	appendBuf (const void *src, size_t len)
template<class T >
void	appendStruct (const T &s)
void	appendStr (const StringData &str, bool includeEOO=true)
unsigned	len () const

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Detailed Description

a page-aligned BufBuilder.

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Member Function Documentation

const char* mongo::AlignedBuilder::buf

(

)

const [inline]

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

unsigned mongo::AlignedBuilder::len

(

)

const [inline]

Returns:

the in-use length

void mongo::AlignedBuilder::reset

(

)

reset for a re-use.

shrinks if > 128MB

size_t mongo::AlignedBuilder::skip

(

unsigned

n

)

[inline]

leave room for some stuff later

Returns:

offset in the buffer that was our current position

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

• alignedbuilder.h
• alignedbuilder.cpp