UUIDGeneration.cpp File Reference

#include <random>
#include <chrono>
#include <sstream>
#include <string>
#include <iomanip>
#include <cmath>
#include <mutex>
#include <climits>
#include <algorithm>
#include <functional>
#include <list>
#include "AVSCommon/Utils/Logger/Logger.h"
#include "AVSCommon/Utils/UUIDGeneration/UUIDGeneration.h"

Include dependency graph for UUIDGeneration.cpp:

Namespaces
	alexaClientSDK
	Whether or not curl logs should be emitted.
	alexaClientSDK::avsCommon
	alexaClientSDK::avsCommon::utils
	alexaClientSDK::avsCommon::utils::uuidGeneration

Macros
#define	LX(event)   alexaClientSDK::avsCommon::utils::logger::LogEntry(TAG, event)

Functions
static const std::string	alexaClientSDK::avsCommon::utils::uuidGeneration::TAG ("UUIDGeneration")
	String to identify log entries originating from this file. More...
static const std::string	alexaClientSDK::avsCommon::utils::uuidGeneration::SEPARATOR ("-")
	Separator used between UUID fields. More...
void	alexaClientSDK::avsCommon::utils::uuidGeneration::setEntropyReader (std::function< double(void)> func)
void	alexaClientSDK::avsCommon::utils::uuidGeneration::setSalt (const std::string &newSalt)
void	alexaClientSDK::avsCommon::utils::uuidGeneration::addSeeds (const std::vector< uint32_t > &seeds)
static const std::string	alexaClientSDK::avsCommon::utils::uuidGeneration::generateHexWithReplacement (std::independent_bits_engine< std::mt19937, CHAR_BIT, uint32_t > &ibe, unsigned int numDigits, uint8_t replacementBits, uint8_t numReplacementBits)
static const std::string	alexaClientSDK::avsCommon::utils::uuidGeneration::generateHex (std::independent_bits_engine< std::mt19937, CHAR_BIT, uint32_t > &ibe, unsigned int numDigits)
static void	alexaClientSDK::avsCommon::utils::uuidGeneration::addDefaultSeedLocked ()
const std::string	alexaClientSDK::avsCommon::utils::uuidGeneration::generateUUID ()

Variables
static const uint8_t	alexaClientSDK::avsCommon::utils::uuidGeneration::UUID_VERSION_VALUE = 4 << 4
	The UUID version (Version 4), shifted into the correct position in the byte. More...
static const size_t	alexaClientSDK::avsCommon::utils::uuidGeneration::UUID_VARIANT_VALUE = 2 << 6
	The UUID variant (Variant 1), shifted into the correct position in the byte. More...
static const size_t	alexaClientSDK::avsCommon::utils::uuidGeneration::MAX_NUM_REPLACEMENT_BITS = CHAR_BIT
	Number of bits in the replacement value. More...
static const size_t	alexaClientSDK::avsCommon::utils::uuidGeneration::BITS_IN_HEX_DIGIT = 4
	Number of bits in a hex digit. More...
static bool	alexaClientSDK::avsCommon::utils::uuidGeneration::g_seedNeeded = true
	Indicates if next UUID should be seeded. Must not be accessed unless g_mutex is locked. More...
static std::mutex	alexaClientSDK::avsCommon::utils::uuidGeneration::g_mutex
	Lock to avoid collisions in generationing uuid and setting seed. More...
static const double	alexaClientSDK::avsCommon::utils::uuidGeneration::ENTROPY_THRESHOLD = 600
	Entropy Threshold for sufficient uniqueness. Value chosen by experiment. More...
static const size_t	alexaClientSDK::avsCommon::utils::uuidGeneration::MAX_SEEDS_POOL_SIZE = 1024
	extra seeds More...
static std::list< uint32_t >	alexaClientSDK::avsCommon::utils::uuidGeneration::seedsPool
	pool of seeds More...
static uint64_t	alexaClientSDK::avsCommon::utils::uuidGeneration::lastInvokeTime
	last time generateUUID was invoked More...
static const int	alexaClientSDK::avsCommon::utils::uuidGeneration::ENTROPY_REPEAT_THRESHOLD = 16
	Catch for platforms where entropy is a hard coded value. Value chosen by experiment. More...
static std::function< double(void)>	alexaClientSDK::avsCommon::utils::uuidGeneration::readEntropyFunc
	The default read entropy function. This can be customized using UUIDGeneration::setEntropyReader(). More...

Macro Definition Documentation

LX

#define LX

(

event

)

alexaClientSDK::avsCommon::utils::logger::LogEntry(TAG, event)

Create a LogEntry using this file's TAG and the specified event string.

Parameters

The	event string for this LogEntry.