Kea: isc::util::encode::Base16Encoder Class Reference

| Kea 3.2.0-git

isc::util::encode::Base16Encoder Class Reference

Class for encoding and decoding binary data using Base16 (aka Hex) as described in RFC 4648. More...

`#include <encode.h>`

Inheritance diagram for isc::util::encode::Base16Encoder:
[legend]

## Public Member Functions
| Base16Encoder ()
| Constructor.
| ~Base16Encoder ()=default
| Destructor.
Public Member Functions inherited from isc::util::encode::BaseNEncoder
| BaseNEncoder (const std::string &algorithm, const char *digit_set, const std::vector< uint8_t > &bits_table, size_t bits_per_digit, size_t digits_per_group, const char pad_char, size_t max_pad, bool case_sensitive)
| Constructor.
virtual | ~BaseNEncoder ()=default
| Destructor.
char | bitsToDigit (uint8_t bits)
| Translate a byte of binary data into the appropriate algorithm digit.
void | decode (const std::string &encoded_str, std::vector< uint8_t > &output)
| Decodes an encoded string using the encoder's algorithm.
uint8_t | digitToBits (uint8_t digit)
| Translate a digit into the appropriate algorithm bit value.
std::string | encode (const std::vector< uint8_t > &input)
| Encodes binary data using the encoder's algorithm.
std::string | getAlgorithm () const
| Get the algorithm name.
size_t | getBitsPerDigit ()
| Get the number of data bits represented by a digit.
const std::vector< uint8_t > & | getBitsTable () const
| Get the digit lookup table.
const char * | getDigitSet () const
| Get the digit set.
size_t | getDigitsPerGroup () const
| Get the number of digits contained in a group.
size_t | getMaxBitsToDigit ()
| Get the maximum index value of the digit set.
size_t | getMaxDigitToBits ()
| Get the maximum index value of the algorithm bit table.
size_t | getMaxPad ()
| Get the maximum number of pad characters in a group.
uint8_t | getPadChar () const
| Get the character used for padding out to group size (0 means no padding).
bool | isCaseSensitive ()
| Indicates whether or not the algorithm's digit set is case-sensitive.

## Static Public Attributes
static const std::vector< uint8_t > | BITS_TABLE
| Table that maps Base16 digits to their binary data value.
static const char * | DIGIT_SET = "0123456789ABCDEF"
| Set of digits used for encoding in Base16.

## Additional Inherited Members
Protected Attributes inherited from isc::util::encode::BaseNEncoder
std::string | algorithm_
| Name of the algorithm, used for logging.
size_t | bits_per_digit_
| Number of data bits represented by a digit.
std::vector< uint8_t > | bits_table_
| Table to translate digits to data used during decoding.
bool | case_sensitive_
| Indicates whether or not the algorithm's digit set is case-sensitive.
const char * | digit_set_
| Set of digits (i.e. alphabet) used for encoding.
size_t | digits_per_group_
| Number of digits contained in a group.
size_t | max_bits_to_digit_
| Maximum index value of the digit set.
size_t | max_digit_to_bits_
| Maximum index value of the algorithm bit table.
size_t | max_pad_
| Maximum number of pad characters in a group.
const char | pad_char_
| Character used for padding out to group size (0 means no padding).

## Detailed Description

Class for encoding and decoding binary data using Base16 (aka Hex) as described in RFC 4648.

Definition at line 229 of file encode.h.

## Constructor & Destructor Documentation

## ◆ Base16Encoder()

isc::util::encode::Base16Encoder::Base16Encoder | ( |  | ) |
| inline

Constructor.

Definition at line 238 of file encode.h.

References isc::util::encode::BaseNEncoder::BaseNEncoder(), BITS_TABLE, and DIGIT_SET.

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## ◆ ~Base16Encoder()

isc::util::encode::Base16Encoder::~Base16Encoder | ( |  | ) |
| default

Destructor.

## Member Data Documentation

## ◆ BITS_TABLE

const std::vector< uint8_t > isc::util::encode::Base16Encoder::BITS_TABLE
| static

Initial value:
= {
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xee,0xee,0xee,0xee,0xee,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xee,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0, 1, 2, 3, 4, 5, 6, 7, 8, 9,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,10,11,12,13,14,15,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,10,11,12,13,14,15,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff
}

Table that maps Base16 digits to their binary data value.

Definition at line 235 of file encode.h.

Referenced by Base16Encoder().

## ◆ DIGIT_SET

const char * isc::util::encode::Base16Encoder::DIGIT_SET = "0123456789ABCDEF"
| static

Set of digits used for encoding in Base16.

Definition at line 232 of file encode.h.

Referenced by Base16Encoder().

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

- encode.h
- encode.cc