fml::BitConverter< from_length, to_length, buffer_length > Class Template Reference

#include <base32.h>

Public Member Functions
void	Append (int bits)
int	Extract ()
int	Peek () const
int	BitsAvailable () const
bool	CanAppend () const
bool	CanExtract () const

Detailed Description

template<int from_length, int to_length, int buffer_length>
class fml::BitConverter< from_length, to_length, buffer_length >

Definition at line 16 of file base32.h.

Member Function Documentation

Append()

template<int from_length, int to_length, int buffer_length>

void fml::BitConverter< from_length, to_length, buffer_length >::Append ( int  bits )

inline

Definition at line 18 of file base32.h.

                        {
    FML_DCHECK(bits >= 0 && bits < (1 << from_length));
    FML_DCHECK(CanAppend());
    lower_free_bits_ -= from_length;
    buffer_ |= (bits << lower_free_bits_);
  }

References fml::BitConverter< from_length, to_length, buffer_length >::CanAppend(), and FML_DCHECK.

BitsAvailable()

template<int from_length, int to_length, int buffer_length>

int fml::BitConverter< from_length, to_length, buffer_length >::BitsAvailable ( ) const

inline

Definition at line 34 of file base32.h.

{ return buffer_length - lower_free_bits_; }

Referenced by fml::BitConverter< from_length, to_length, buffer_length >::CanExtract().

CanAppend()

template<int from_length, int to_length, int buffer_length>

bool fml::BitConverter< from_length, to_length, buffer_length >::CanAppend ( ) const

inline

Definition at line 35 of file base32.h.

{ return lower_free_bits_ >= from_length; }

Referenced by fml::BitConverter< from_length, to_length, buffer_length >::Append().

CanExtract()

template<int from_length, int to_length, int buffer_length>

bool fml::BitConverter< from_length, to_length, buffer_length >::CanExtract ( ) const

inline

Definition at line 36 of file base32.h.

{ return BitsAvailable() >= to_length; }

References fml::BitConverter< from_length, to_length, buffer_length >::BitsAvailable().

Referenced by fml::BitConverter< from_length, to_length, buffer_length >::Extract().

Extract()

template<int from_length, int to_length, int buffer_length>

int fml::BitConverter< from_length, to_length, buffer_length >::Extract ( )

inline

Definition at line 25 of file base32.h.

                {
    FML_DCHECK(CanExtract());
    int result = Peek();
    buffer_ = (buffer_ << to_length) & kMask;
    lower_free_bits_ += to_length;
    return result;
  }

References fml::BitConverter< from_length, to_length, buffer_length >::CanExtract(), FML_DCHECK, and fml::BitConverter< from_length, to_length, buffer_length >::Peek().

Peek()

template<int from_length, int to_length, int buffer_length>

int fml::BitConverter< from_length, to_length, buffer_length >::Peek ( ) const

inline

Definition at line 33 of file base32.h.

{ return (buffer_ >> (buffer_length - to_length)); }

Referenced by fml::BitConverter< from_length, to_length, buffer_length >::Extract().

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

• fml/base32.h