dev Namespace Reference

Namespaces
	con
	crypto
	eth
	p2p

Classes
class	secure_vector
class	ScopeGuard
	RAII utility class whose destructor calls a given function. More...
class	TimerHelper
	Simple scope-based timer helper. More...
class	Timer
struct	StreamOut
struct	StreamOut< uint8_t >
struct	Exception
	Base class for all exceptions. More...
struct	RLPException
	Base class for all RLP exceptions. More...
struct	StaticLog2
	Compile-time calculation of Log2 of constant values. More...
struct	StaticLog2< 1 >
class	FixedHash
class	SecureFixedHash
struct	GenericGuardBool
struct	GenericUnguardBool
struct	GenericUnguardSharedBool
class	Notified
struct	intTraits
struct	intTraits< u160 >
struct	intTraits< u256 >
struct	intTraits< bigint >
struct	Converter
class	RLP
struct	Converter< std::string >
struct	Converter< bytes >
struct	Converter< uint8_t >
struct	Converter< uint16_t >
struct	Converter< uint32_t >
struct	Converter< uint64_t >
struct	Converter< u160 >
struct	Converter< u256 >
struct	Converter< bigint >
struct	Converter< FixedHash< N > >
struct	Converter< std::pair< T, U > >
struct	Converter< std::vector< T > >
struct	Converter< std::set< T > >
struct	Converter< std::unordered_set< T > >
struct	Converter< std::array< T, N > >
class	RLPStream
	Class for writing to an RLP bytestream. More...
class	vector_ref
struct	SignatureStruct
struct	CompactSignatureStruct
class	KeyPair

Typedefs
using	Address = h160
using	Addresses = h160s
	A vector of Ethereum addresses. More...
using	AddressSet = std::unordered_set< h160 >
	A hash set of Ethereum addresses. More...
using	errinfo_comment = boost::error_info< struct tag_comment, std::string >
using	bytes = std::vector<::byte >
using	bytesRef = vector_ref<::byte >
using	bytesConstRef = vector_ref<::byte const >
using	bytesSec = secure_vector<::byte >
using	bigint = boost::multiprecision::number< boost::multiprecision::cpp_int_backend<> >
using	u64 = boost::multiprecision::number< boost::multiprecision::cpp_int_backend< 64, 64, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void > >
using	u128 = boost::multiprecision::number< boost::multiprecision::cpp_int_backend< 128, 128, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void > >
using	u256 = boost::multiprecision::number< boost::multiprecision::cpp_int_backend< 256, 256, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void > >
using	s256 = boost::multiprecision::number< boost::multiprecision::cpp_int_backend< 256, 256, boost::multiprecision::signed_magnitude, boost::multiprecision::unchecked, void > >
using	u160 = boost::multiprecision::number< boost::multiprecision::cpp_int_backend< 160, 160, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void > >
using	s160 = boost::multiprecision::number< boost::multiprecision::cpp_int_backend< 160, 160, boost::multiprecision::signed_magnitude, boost::multiprecision::unchecked, void > >
using	u512 = boost::multiprecision::number< boost::multiprecision::cpp_int_backend< 512, 512, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void > >
using	s512 = boost::multiprecision::number< boost::multiprecision::cpp_int_backend< 512, 512, boost::multiprecision::signed_magnitude, boost::multiprecision::unchecked, void > >
using	u256s = std::vector< u256 >
using	u160s = std::vector< u160 >
using	u256Set = std::set< u256 >
using	u160Set = std::set< u160 >
using	StringMap = std::map< std::string, std::string >
using	BytesMap = std::map< bytes, bytes >
using	u256Map = std::map< u256, u256 >
using	HexMap = std::map< bytes, bytes >
using	StringHashMap = std::unordered_map< std::string, std::string >
using	u256HashMap = std::unordered_map< u256, u256 >
using	strings = std::vector< std::string >
using	errinfo_invalidSymbol = boost::error_info< struct tag_invalidSymbol, char >
using	errinfo_wrongAddress = boost::error_info< struct tag_address, std::string >
using	errinfo_required = boost::error_info< struct tag_required, bigint >
using	errinfo_got = boost::error_info< struct tag_got, bigint >
using	errinfo_min = boost::error_info< struct tag_min, bigint >
using	errinfo_max = boost::error_info< struct tag_max, bigint >
using	RequirementError = boost::tuple< errinfo_required, errinfo_got >
using	RequirementErrorComment = boost::tuple< errinfo_required, errinfo_got, errinfo_comment >
using	errinfo_hash256 = boost::error_info< struct tag_hash, h256 >
using	errinfo_required_h256 = boost::error_info< struct tag_required_h256, h256 >
using	errinfo_got_h256 = boost::error_info< struct tag_get_h256, h256 >
using	Hash256RequirementError = boost::tuple< errinfo_required_h256, errinfo_got_h256 >
using	errinfo_extraData = boost::error_info< struct tag_extraData, bytes >
using	errinfo_externalFunction = boost::errinfo_api_function
using	errinfo_interface = boost::error_info< struct tag_interface, std::string >
using	errinfo_path = boost::error_info< struct tag_path, std::string >
using	errinfo_nodeID = boost::error_info< struct tag_nodeID, h512 >
using	h2048 = FixedHash< 256 >
using	h1024 = FixedHash< 128 >
using	h520 = FixedHash< 65 >
using	h512 = FixedHash< 64 >
using	h256 = FixedHash< 32 >
using	h160 = FixedHash< 20 >
using	h128 = FixedHash< 16 >
using	h64 = FixedHash< 8 >
using	h512s = std::vector< h512 >
using	h256s = std::vector< h256 >
using	h160s = std::vector< h160 >
using	h256Set = std::set< h256 >
using	h160Set = std::set< h160 >
using	h256Hash = std::unordered_set< h256 >
using	h160Hash = std::unordered_set< h160 >
using	Mutex = std::mutex
using	RecursiveMutex = std::recursive_mutex
using	SharedMutex = boost::shared_mutex
using	Guard = std::lock_guard< std::mutex >
using	UniqueGuard = std::unique_lock< std::mutex >
using	RecursiveGuard = std::lock_guard< std::recursive_mutex >
using	ReadGuard = boost::shared_lock< boost::shared_mutex >
using	UpgradableGuard = boost::upgrade_lock< boost::shared_mutex >
using	UpgradeGuard = boost::upgrade_to_unique_lock< boost::shared_mutex >
using	WriteGuard = boost::unique_lock< boost::shared_mutex >
using	Logger = boost::log::sources::severity_channel_logger<>
using	Secret = SecureFixedHash< 32 >
using	Public = h512
using	PublicCompressed = FixedHash< 33 >
using	Signature = h520
using	CompactSignature = h512
using	Secrets = std::vector< Secret >
	A vector of secrets. More...

Enumerations
enum class	WhenError { DontThrow = 0 , Throw = 1 }
enum	Signedness { unsigned_only , signed_only , any }
enum class	OnFailed { InterpretRaw , Empty , Throw }
enum	Verbosity {   VerbositySilent = -1 , VerbosityError = 0 , VerbosityWarning = 1 , VerbosityInfo = 2 ,   VerbosityDebug = 3 , VerbosityTrace = 4 }

Functions
bool	assertAux (bool _a, char const *_aStr, unsigned _line, char const *_file, char const *_func)
template<class A , class B >
bool	assertEqualAux (A const &_a, B const &_b, char const *_aStr, char const *_bStr, unsigned _line, char const *_file, char const *_func)
template<class _ExceptionType >
void	assertThrowAux (bool _condition, ::std::string const &_errorDescription, unsigned _line, char const *_file, char const *_function)
template<class _ExceptionType >
void	assertThrowAux (void const *_pointer, ::std::string const &_errorDescription, unsigned _line, char const *_file, char const *_function)
std::string	toBase64 (bytesConstRef _in)
std::string	toBase64URLSafe (bytesConstRef _in)
bytes	fromBase64 (std::string const &_in)
int64_t	utcTime ()
	Get the current time in seconds since the epoch in UTC. More...
s256	u2s (u256 _u)
u256	s2u (s256 _u)
unsigned int	toLog2 (u256 _x)
template<size_t n>
u256	exp10 ()
template<>
u256	exp10< 0 > ()
template<class N >
N	diff (N const &_a, N const &_b)
template<class Iterator >
std::string	toHex (Iterator _it, Iterator _end, std::string const &_prefix)
template<class T >
std::string	toHex (T const &_data)
template<class T >
std::string	toHexPrefixed (T const &_data)
bytes	fromHex (std::string const &_s, WhenError _throw=WhenError::DontThrow)
bool	isHex (std::string const &_s) noexcept
template<class T >
static bool	isHash (std::string const &_hash)
std::string	asString (bytes const &_b)
std::string	asString (bytesConstRef _b)
bytes	asBytes (std::string const &_b)
	Converts a string to a byte array containing the string's (byte) data. More...
bytes	asNibbles (bytesConstRef const &_s)
template<class T , class Out >
void	toBigEndian (T _val, Out &o_out)
template<class T , class _In >
T	fromBigEndian (_In const &_bytes)
std::string	toBigEndianString (u256 _val)
	Convenience functions for toBigEndian. More...
std::string	toBigEndianString (u160 _val)
bytes	toBigEndian (u256 _val)
bytes	toBigEndian (u160 _val)
template<class T >
bytes	toCompactBigEndian (T _val, unsigned _min=0)
bytes	toCompactBigEndian (::byte _val, unsigned _min=0)
template<class T >
std::string	toCompactBigEndianString (T _val, unsigned _min=0)
std::string	toCompactHex (u256 _val, unsigned _min=0)
std::string	toCompactHexPrefixed (u256 _val, unsigned _min=0)
std::string	escaped (std::string const &_s, bool _all=true)
template<class T , class _U >
unsigned	commonPrefix (T const &_t, _U const &_u)
template<class T >
unsigned	bytesRequired (T _i)
template<class T >
void	trimFront (T &_t, unsigned _elements)
template<class T , class _U >
void	pushFront (T &_t, _U _e)
template<class T , class U >
std::vector< T > &	operator+= (std::vector< T > &_a, U const &_b)
	Concatenate the contents of a container onto a vector. More...
template<class T , class U >
std::set< T > &	operator+= (std::set< T > &_a, U const &_b)
	Insert the contents of a container into a set. More...
template<class T , class U >
std::unordered_set< T > &	operator+= (std::unordered_set< T > &_a, U const &_b)
	Insert the contents of a container into an unordered_set. More...
template<class T , class U >
std::set< T >	operator+ (std::set< T > _a, U const &_b)
	Insert the contents of a container into a set. More...
template<class T , class U >
std::unordered_set< T >	operator+ (std::unordered_set< T > _a, U const &_b)
	Insert the contents of a container into an unordered_set. More...
template<class T , class U >
std::vector< T >	operator+ (std::vector< T > _a, U const &_b)
	Concatenate the contents of a container onto a vector. More...
template<class T , class U >
std::vector< T >	keysOf (std::map< T, U > const &_m)
template<class T , class U >
std::vector< T >	keysOf (std::unordered_map< T, U > const &_m)
template<class T , class U >
std::vector< U >	valuesOf (std::map< T, U > const &_m)
template<class T , class U >
std::vector< U >	valuesOf (std::unordered_map< T, U > const &_m)
template<class T , class V >
bool	contains (T const &_t, V const &_v)
template<class V >
bool	contains (std::unordered_set< V > const &_set, V const &_v)
template<class K , class V >
bool	contains (std::unordered_map< K, V > const &_map, K const &_k)
template<class V >
bool	contains (std::set< V > const &_set, V const &_v)
template<typename N >
static constexpr std::enable_if_t<!std::is_enum_v< N >, bool >	is_integer (Signedness sig)
template<typename N >
static constexpr std::enable_if_t< std::is_enum_v< N >, bool >	is_integer (Signedness sig)
std::ostream &	operator<< (std::ostream &_out, bytes const &_e)
template<class T >
std::ostream &	operator<< (std::ostream &_out, std::vector< T > const &_e)
template<class T , std::size_t Z>
std::ostream &	operator<< (std::ostream &_out, std::array< T, Z > const &_e)
template<class T , class U >
std::ostream &	operator<< (std::ostream &_out, std::set< T, U > const &_e)
template<class T , class U >
std::ostream &	operator<< (std::ostream &_out, std::unordered_set< T, U > const &_e)
template<class T >
std::string	toString (std::chrono::time_point< T > const &_e, std::string const &_format="%F %T")
template<class T >
std::ostream &	streamout (std::ostream &_out, std::vector< T > const &_e)
template<class T , std::size_t Z>
std::ostream &	streamout (std::ostream &_out, std::array< T, Z > const &_e)
template<class T >
std::ostream &	streamout (std::ostream &_out, std::set< T > const &_v)
template<class T >
std::ostream &	operator<< (std::ostream &_out, std::set< T > const &_e)
template<class T >
std::ostream &	streamout (std::ostream &_out, std::unordered_set< T > const &_v)
template<class T >
std::ostream &	operator<< (std::ostream &_out, std::unordered_set< T > const &_e)
template<class _T >
std::string	toString (_T const &_t)
	Converts arbitrary value to string representation using std::stringstream. More...
template<>
std::string	toString< std::string > (std::string const &_s)
template<>
std::string	toString< uint8_t > (uint8_t const &_u)
bytes	jsToBytes (string const &_s, OnFailed _f)
std::string	toJS (::byte _b)
template<unsigned S>
std::string	toJS (FixedHash< S > const &_h)
template<unsigned N>
std::string	toJS (boost::multiprecision::number< boost::multiprecision::cpp_int_backend< N, N, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void >> const &_n)
std::string	toJS (bytes const &_n, std::size_t _padding=0)
template<unsigned T>
std::string	toJS (SecureFixedHash< T > const &_i)
template<typename T >
std::string	toJS (T const &_i)
bytes	jsToBytes (std::string const &_s, OnFailed _f=OnFailed::Empty)
template<unsigned N>
FixedHash< N >	jsToFixed (std::string const &_s)
template<unsigned N>
boost::multiprecision::number< boost::multiprecision::cpp_int_backend< N *8, N *8, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void > >	jsToInt (std::string const &_s)
u256	jsToU256 (std::string const &_s)
uint64_t	getUInt (const Json::Value &v)
	DEV_SIMPLE_EXCEPTION_RLP (BadCast)
	DEV_SIMPLE_EXCEPTION_RLP (BadRLP)
	DEV_SIMPLE_EXCEPTION_RLP (OversizeRLP)
	DEV_SIMPLE_EXCEPTION_RLP (UndersizeRLP)
	DEV_SIMPLE_EXCEPTION (BadHexCharacter)
	DEV_SIMPLE_EXCEPTION (NoNetworking)
	DEV_SIMPLE_EXCEPTION (NoUPnPDevice)
	DEV_SIMPLE_EXCEPTION (RootNotFound)
	DEV_SIMPLE_EXCEPTION (BadRoot)
	DEV_SIMPLE_EXCEPTION (FileError)
	DEV_SIMPLE_EXCEPTION (Overflow)
	DEV_SIMPLE_EXCEPTION (FailedInvariant)
	DEV_SIMPLE_EXCEPTION (ValueTooLarge)
	DEV_SIMPLE_EXCEPTION (UnknownField)
	DEV_SIMPLE_EXCEPTION (MissingField)
	DEV_SIMPLE_EXCEPTION (WrongFieldType)
	DEV_SIMPLE_EXCEPTION (InterfaceNotSupported)
	DEV_SIMPLE_EXCEPTION (ExternalFunctionFailure)
	DEV_SIMPLE_EXCEPTION (WaitTimeout)
template<unsigned N>
std::size_t	hash_value (FixedHash< N > const &_value)
	Function for boost::hash. More...
template<unsigned N>
std::ostream &	operator<< (std::ostream &_out, FixedHash< N > const &_h)
	Stream I/O for the FixedHash class. More...
template<unsigned N>
std::istream &	operator>> (std::istream &_in, FixedHash< N > &o_h)
template<unsigned N>
std::ostream &	operator<< (std::ostream &_out, SecureFixedHash< N > const &_h)
	Stream I/O for the SecureFixedHash class. More...
h160	right160 (h256 const &_t)
std::string	toString (h256s const &_bs)
	BOOST_LOG_INLINE_GLOBAL_LOGGER_CTOR_ARGS (g_errorLogger, boost::log::sources::severity_channel_logger_mt<>,(boost::log::keywords::severity=VerbosityError)(boost::log::keywords::channel="error")) BOOST_LOG_INLINE_GLOBAL_LOGGER_CTOR_ARGS(g_warnLogger
Logger	createLogger (int _severity, std::string const &_channel)
boost::log::formatting_ostream &	operator<< (boost::log::formatting_ostream &_strm, bigint const &_value)
boost::log::formatting_ostream &	operator<< (boost::log::formatting_ostream &_strm, u256 const &_value)
boost::log::formatting_ostream &	operator<< (boost::log::formatting_ostream &_strm, u160 const &_value)
template<unsigned N>
boost::log::formatting_ostream &	operator<< (boost::log::formatting_ostream &_strm, FixedHash< N > const &_value)
template<unsigned N>
boost::log::formatting_ostream &	operator<< (boost::log::formatting_ostream &_strm, FixedHash< N > &_value)
boost::log::formatting_ostream &	operator<< (boost::log::formatting_ostream &_strm, h160 const &_value)
boost::log::formatting_ostream &	operator<< (boost::log::formatting_ostream &_strm, h256 const &_value)
boost::log::formatting_ostream &	operator<< (boost::log::formatting_ostream &_strm, h512 const &_value)
boost::log::formatting_ostream &	operator<< (boost::log::formatting_ostream &_strm, bytesConstRef _value)
template<class _T >
void	rlpListAux (RLPStream &_out, _T _t)
template<class _T , class... _Ts>
void	rlpListAux (RLPStream &_out, _T _t, _Ts... _ts)
template<class _T >
bytes	rlp (_T _t)
	Export a single item in RLP format, returning a byte array. More...
bytes	rlpList ()
	Export a list of items in RLP format, returning a byte array. More...
template<class... _Ts>
bytes	rlpList (_Ts... _ts)
std::ostream &	operator<< (std::ostream &_out, dev::RLP const &_d)
	Human readable version of RLP. More...
bool	sha3 (bytesConstRef _input, bytesRef o_output) noexcept
h256	sha3 (bytesConstRef _input) noexcept
	Calculate SHA3-256 hash of the given input, returning as a 256-bit hash. More...
SecureFixedHash< 32 >	sha3Secure (bytesConstRef _input) noexcept
h256	sha3 (bytes const &_input) noexcept
	Calculate SHA3-256 hash of the given input, returning as a 256-bit hash. More...
SecureFixedHash< 32 >	sha3Secure (bytes const &_input) noexcept
h256	sha3 (std::string const &_input) noexcept
SecureFixedHash< 32 >	sha3Secure (std::string const &_input) noexcept
h256	sha3 (h256 const &_input) noexcept
	Keccak hash variant optimized for hashing 256-bit hashes. More...
template<unsigned N>
h256	sha3 (FixedHash< N > const &_input) noexcept
template<unsigned N>
SecureFixedHash< 32 >	sha3Secure (FixedHash< N > const &_input) noexcept
SecureFixedHash< 32 >	sha3 (bytesSec const &_input) noexcept
	Fully secure variants are equivalent for sha3 and sha3Secure. More...
SecureFixedHash< 32 >	sha3Secure (bytesSec const &_input) noexcept
template<unsigned N>
SecureFixedHash< 32 >	sha3 (SecureFixedHash< N > const &_input) noexcept
template<unsigned N>
SecureFixedHash< 32 >	sha3Secure (SecureFixedHash< N > const &_input) noexcept
std::string	sha3 (std::string const &_input, bool _isNibbles)
void	sha3mac (bytesConstRef _secret, bytesConstRef _plain, bytesRef _output)
	Calculate SHA3-256 MAC. More...
template<class _T >
vector_ref< _T const >	ref (_T const &_t)
template<class _T >
vector_ref< _T >	ref (_T &_t)
template<class _T >
vector_ref< _T const >	ref (std::vector< _T > const &_t)
template<class _T >
vector_ref< _T >	ref (std::vector< _T > &_t)
bytes	aesDecrypt (bytesConstRef _cipher, std::string const &_password, unsigned _rounds=2000, bytesConstRef _salt=bytesConstRef())
h512	toCompact (const Signature &_s)
Public	toPublic (Secret const &_secret)
	Convert a secret key into the public key equivalent. More...
Public	toPublic (PublicCompressed const &_publicCompressed)
	Convert a compressed public key into the uncompressed equivalent. More...
PublicCompressed	toPublicCompressed (Secret const &_secret)
	Convert a secret key into the public key in compressed format. More...
Address	toAddress (Public const &_public)
	Convert a public key to address. More...
Address	toAddress (Secret const &_secret)
void	encrypt (Public const &_k, bytesConstRef _plain, bytes &o_cipher)
	Encrypts plain text using Public key. More...
bool	decrypt (Secret const &_k, bytesConstRef _cipher, bytes &o_plaintext)
	Decrypts cipher using Secret key. More...
void	encryptECIES (Public const &_k, bytesConstRef _plain, bytes &o_cipher)
	Encrypt payload using ECIES standard with AES128-CTR. More...
void	encryptECIES (Public const &_k, bytesConstRef _sharedMacData, bytesConstRef _plain, bytes &o_cipher)
bool	decryptECIES (Secret const &_k, bytesConstRef _cipher, bytes &o_plaintext)
	Decrypt payload using ECIES standard with AES128-CTR. More...
bool	decryptECIES (Secret const &_k, bytesConstRef _sharedMacData, bytesConstRef _cipher, bytes &o_plaintext)
std::pair< bytes, h128 >	encryptSymNoAuth (SecureFixedHash< 16 > const &_k, bytesConstRef _plain)
	Encrypts payload with random IV/ctr using AES128-CTR. More...
bytes	encryptAES128CTR (bytesConstRef _k, h128 const &_iv, bytesConstRef _plain)
	Encrypts payload with specified IV/ctr using AES128-CTR. More...
bytesSec	decryptAES128CTR (bytesConstRef _k, h128 const &_iv, bytesConstRef _cipher)
	Decrypts payload with specified IV/ctr using AES128-CTR. More...
bytes	encryptSymNoAuth (SecureFixedHash< 16 > const &_k, h128 const &_iv, bytesConstRef _plain)
	Encrypts payload with specified IV/ctr using AES128-CTR. More...
bytes	encryptSymNoAuth (SecureFixedHash< 32 > const &_k, h128 const &_iv, bytesConstRef _plain)
bytesSec	decryptSymNoAuth (SecureFixedHash< 16 > const &_k, h128 const &_iv, bytesConstRef _cipher)
	Decrypts payload with specified IV/ctr using AES128-CTR. More...
bytesSec	decryptSymNoAuth (SecureFixedHash< 32 > const &_k, h128 const &_iv, bytesConstRef _cipher)
Public	recover (Signature const &_sig, h256 const &_hash)
	Recovers Public key from signed message hash. More...
Signature	sign (Secret const &_k, h256 const &_hash)
	Returns siganture of message hash. More...
bool	verify (Public const &_k, Signature const &_s, h256 const &_hash)
	Verify signature. More...
bool	verify (PublicCompressed const &_key, h512 const &_signature, h256 const &_hash)

Variables
Address const	ZeroAddress
	The zero address. More...
bytes const	NullBytes
std::string const	EmptyString
char const *	Version
static const auto	c_steadyClockMin = std::chrono::steady_clock::time_point::min()
static std::random_device	s_fixedHashEngine
static const ::byte	c_rlpMaxLengthBytes = 8
static const ::byte	c_rlpDataImmLenStart = 0x80
static const ::byte	c_rlpListStart = 0xc0
static const ::byte	c_rlpDataImmLenCount = c_rlpListStart - c_rlpDataImmLenStart - c_rlpMaxLengthBytes
static const ::byte	c_rlpDataIndLenZero = c_rlpDataImmLenStart + c_rlpDataImmLenCount - 1
static const ::byte	c_rlpListImmLenCount = 256 - c_rlpListStart - c_rlpMaxLengthBytes
static const ::byte	c_rlpListIndLenZero = c_rlpListStart + c_rlpListImmLenCount - 1
bytes	RLPNull = rlp("")
	The empty string in RLP format. More...
bytes	RLPEmptyList = rlpList()
	The empty list in RLP format. More...

Detailed Description

Adapted from code found on http://stackoverflow.com/questions/180947/base64-decode-snippet-in-c Originally by René Nyffenegger. DEVified by Gav Wood.

AES todo: use openssl

Ethereum-specific data structures & algorithms.

CryptoPP headers and primitive helper methods

Typedef Documentation

Address

using dev::Address = typedef h160

An Ethereum address: 20 bytes. @NOTE This is not endian-specific; it's just a bunch of bytes.

Addresses

using dev::Addresses = typedef h160s

A vector of Ethereum addresses.

AddressSet

using dev::AddressSet = typedef std::unordered_set<h160>

A hash set of Ethereum addresses.

bigint

using dev::bigint = typedef boost::multiprecision::number<boost::multiprecision::cpp_int_backend<> >

bytes

using dev::bytes = typedef std::vector<::byte>

bytesConstRef

using dev::bytesConstRef = typedef vector_ref<::byte const>

BytesMap

using dev::BytesMap = typedef std::map<bytes, bytes>

bytesRef

using dev::bytesRef = typedef vector_ref<::byte>

bytesSec

using dev::bytesSec = typedef secure_vector<::byte>

CompactSignature

using dev::CompactSignature = typedef h512

A compact signature: 65 bytes: r: [0, 32), vs: [32, 64). @NOTE This is not endian-specific; it's just a bunch of bytes. https://eips.ethereum.org/EIPS/eip-2098

errinfo_comment

typedef boost::error_info< struct tag_comment, std::string > dev::errinfo_comment

errinfo_externalFunction

using dev::errinfo_externalFunction = typedef boost::errinfo_api_function

errinfo_extraData

using dev::errinfo_extraData = typedef boost::error_info<struct tag_extraData, bytes>

errinfo_got

using dev::errinfo_got = typedef boost::error_info<struct tag_got, bigint>

errinfo_got_h256

using dev::errinfo_got_h256 = typedef boost::error_info<struct tag_get_h256, h256>

errinfo_hash256

using dev::errinfo_hash256 = typedef boost::error_info<struct tag_hash, h256>

errinfo_interface

using dev::errinfo_interface = typedef boost::error_info<struct tag_interface, std::string>

errinfo_invalidSymbol

using dev::errinfo_invalidSymbol = typedef boost::error_info<struct tag_invalidSymbol, char>

errinfo_max

using dev::errinfo_max = typedef boost::error_info<struct tag_max, bigint>

errinfo_min

using dev::errinfo_min = typedef boost::error_info<struct tag_min, bigint>

errinfo_nodeID

using dev::errinfo_nodeID = typedef boost::error_info<struct tag_nodeID, h512>

errinfo_path

using dev::errinfo_path = typedef boost::error_info<struct tag_path, std::string>

errinfo_required

using dev::errinfo_required = typedef boost::error_info<struct tag_required, bigint>

errinfo_required_h256

using dev::errinfo_required_h256 = typedef boost::error_info<struct tag_required_h256, h256>

errinfo_wrongAddress

using dev::errinfo_wrongAddress = typedef boost::error_info<struct tag_address, std::string>

Guard

using dev::Guard = typedef std::lock_guard<std::mutex>

h1024

using dev::h1024 = typedef FixedHash<128>

h128

using dev::h128 = typedef FixedHash<16>

h160

using dev::h160 = typedef FixedHash<20>

h160Hash

using dev::h160Hash = typedef std::unordered_set<h160>

h160s

using dev::h160s = typedef std::vector<h160>

h160Set

using dev::h160Set = typedef std::set<h160>

h2048

using dev::h2048 = typedef FixedHash<256>

h256

using dev::h256 = typedef FixedHash<32>

h256Hash

using dev::h256Hash = typedef std::unordered_set<h256>

h256s

using dev::h256s = typedef std::vector<h256>

h256Set

using dev::h256Set = typedef std::set<h256>

h512

using dev::h512 = typedef FixedHash<64>

h512s

using dev::h512s = typedef std::vector<h512>

h520

using dev::h520 = typedef FixedHash<65>

h64

using dev::h64 = typedef FixedHash<8>

Hash256RequirementError

using dev::Hash256RequirementError = typedef boost::tuple<errinfo_required_h256, errinfo_got_h256>

HexMap

using dev::HexMap = typedef std::map<bytes, bytes>

Logger

using dev::Logger = typedef boost::log::sources::severity_channel_logger<>

Mutex

using dev::Mutex = typedef std::mutex

Public

using dev::Public = typedef h512

A public key: 64 bytes. @NOTE This is not endian-specific; it's just a bunch of bytes.

PublicCompressed

using dev::PublicCompressed = typedef FixedHash<33>

A public key in compressed format: 33 bytes. @NOTE This is not endian-specific; it's just a bunch of bytes.

ReadGuard

using dev::ReadGuard = typedef boost::shared_lock<boost::shared_mutex>

RecursiveGuard

using dev::RecursiveGuard = typedef std::lock_guard<std::recursive_mutex>

RecursiveMutex

using dev::RecursiveMutex = typedef std::recursive_mutex

RequirementError

using dev::RequirementError = typedef boost::tuple<errinfo_required, errinfo_got>

RequirementErrorComment

using dev::RequirementErrorComment = typedef boost::tuple<errinfo_required, errinfo_got, errinfo_comment>

s160

using dev::s160 = typedef boost::multiprecision::number<boost::multiprecision::cpp_int_backend< 160, 160, boost::multiprecision::signed_magnitude, boost::multiprecision::unchecked, void> >

s256

using dev::s256 = typedef boost::multiprecision::number<boost::multiprecision::cpp_int_backend< 256, 256, boost::multiprecision::signed_magnitude, boost::multiprecision::unchecked, void> >

s512

using dev::s512 = typedef boost::multiprecision::number<boost::multiprecision::cpp_int_backend< 512, 512, boost::multiprecision::signed_magnitude, boost::multiprecision::unchecked, void> >

Secret

using dev::Secret = typedef SecureFixedHash<32>

Secrets

using dev::Secrets = typedef std::vector<Secret>

A vector of secrets.

SharedMutex

using dev::SharedMutex = typedef boost::shared_mutex

Signature

using dev::Signature = typedef h520

A signature: 65 bytes: r: [0, 32), s: [32, 64), v: 64. @NOTE This is not endian-specific; it's just a bunch of bytes.

StringHashMap

using dev::StringHashMap = typedef std::unordered_map<std::string, std::string>

StringMap

using dev::StringMap = typedef std::map<std::string, std::string>

strings

using dev::strings = typedef std::vector<std::string>

u128

using dev::u128 = typedef boost::multiprecision::number<boost::multiprecision::cpp_int_backend< 128, 128, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void> >

u160

using dev::u160 = typedef boost::multiprecision::number<boost::multiprecision::cpp_int_backend< 160, 160, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void> >

u160s

using dev::u160s = typedef std::vector<u160>

u160Set

using dev::u160Set = typedef std::set<u160>

u256

using dev::u256 = typedef boost::multiprecision::number<boost::multiprecision::cpp_int_backend< 256, 256, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void> >

u256HashMap

using dev::u256HashMap = typedef std::unordered_map<u256, u256>

u256Map

using dev::u256Map = typedef std::map<u256, u256>

u256s

using dev::u256s = typedef std::vector<u256>

u256Set

using dev::u256Set = typedef std::set<u256>

u512

using dev::u512 = typedef boost::multiprecision::number<boost::multiprecision::cpp_int_backend< 512, 512, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void> >

u64

using dev::u64 = typedef boost::multiprecision::number<boost::multiprecision::cpp_int_backend< 64, 64, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void> >

UniqueGuard

using dev::UniqueGuard = typedef std::unique_lock<std::mutex>

UpgradableGuard

using dev::UpgradableGuard = typedef boost::upgrade_lock<boost::shared_mutex>

UpgradeGuard

using dev::UpgradeGuard = typedef boost::upgrade_to_unique_lock<boost::shared_mutex>

WriteGuard

using dev::WriteGuard = typedef boost::unique_lock<boost::shared_mutex>

Enumeration Type Documentation

OnFailed

enum dev::OnFailed

strong

Enumerator
InterpretRaw
Empty
Throw

Signedness

enum dev::Signedness

Enumerator
unsigned_only
signed_only
any

Verbosity

enum dev::Verbosity

Enumerator
VerbositySilent
VerbosityError
VerbosityWarning
VerbosityInfo
VerbosityDebug
VerbosityTrace

WhenError

enum dev::WhenError

strong

Enumerator
DontThrow
Throw

Function Documentation

aesDecrypt()

bytes dev::aesDecrypt	(	bytesConstRef	_cipher,
		std::string const &	_password,
		unsigned	_rounds = 2000,
		bytesConstRef	_salt = bytesConstRef()
	)

asBytes()

bytes dev::asBytes ( std::string const &  _b )

inline

Converts a string to a byte array containing the string's (byte) data.

asNibbles()

bytes dev::asNibbles

(

bytesConstRef const &

_s

)

assertAux()

bool dev::assertAux ( bool  _a, char const *  _aStr, unsigned  _line, char const *  _file, char const *  _func  )

inline

assertEqualAux()

template<class A , class B >

bool dev::assertEqualAux ( A const &  _a, B const &  _b, char const *  _aStr, char const *  _bStr, unsigned  _line, char const *  _file, char const *  _func  )

inline

assertThrowAux() [1/2]

template<class _ExceptionType >

void dev::assertThrowAux ( bool  _condition, ::std::string const &  _errorDescription, unsigned  _line, char const *  _file, char const *  _function  )

inline

assertThrowAux() [2/2]

template<class _ExceptionType >

void dev::assertThrowAux ( void const *  _pointer, ::std::string const &  _errorDescription, unsigned  _line, char const *  _file, char const *  _function  )

inline

asString() [1/2]

std::string dev::asString ( bytes const &  _b )

inline

Converts byte array to a string containing the same (binary) data. Unless the byte array happens to contain ASCII data, this won't be printable.

asString() [2/2]

std::string dev::asString ( bytesConstRef  _b )

inline

Converts byte array ref to a string containing the same (binary) data. Unless the byte array happens to contain ASCII data, this won't be printable.

BOOST_LOG_INLINE_GLOBAL_LOGGER_CTOR_ARGS()

dev::BOOST_LOG_INLINE_GLOBAL_LOGGER_CTOR_ARGS	(	g_errorLogger	,
		boost::log::sources::severity_channel_logger_mt<>	,
		(boost::log::keywords::severity=VerbosityError)(boost::log::keywords::channel="error")
	)

bytesRequired()

template<class T >

unsigned dev::bytesRequired ( T  _i )

inline

Determine bytes required to encode the given integer value.

Returns

0 if _i is zero.

commonPrefix()

template<class T , class _U >

unsigned dev::commonPrefix	(	T const &	_t,
		_U const &	_u
	)

contains() [1/4]

template<class V >

bool dev::contains	(	std::set< V > const &	_set,
		V const &	_v
	)

contains() [2/4]

template<class K , class V >

bool dev::contains	(	std::unordered_map< K, V > const &	_map,
		K const &	_k
	)

contains() [3/4]

template<class V >

bool dev::contains	(	std::unordered_set< V > const &	_set,
		V const &	_v
	)

contains() [4/4]

template<class T , class V >

bool dev::contains	(	T const &	_t,
		V const &	_v
	)

createLogger()

Logger dev::createLogger ( int  _severity, std::string const &  _channel  )

inline

decrypt()

bool dev::decrypt	(	Secret const &	_k,
		bytesConstRef	_cipher,
		bytes &	o_plaintext
	)

Decrypts cipher using Secret key.

decryptAES128CTR()

bytesSec dev::decryptAES128CTR	(	bytesConstRef	_k,
		h128 const &	_iv,
		bytesConstRef	_cipher
	)

Decrypts payload with specified IV/ctr using AES128-CTR.

decryptECIES() [1/2]

bool dev::decryptECIES	(	Secret const &	_k,
		bytesConstRef	_cipher,
		bytes &	o_plaintext
	)

Decrypt payload using ECIES standard with AES128-CTR.

decryptECIES() [2/2]

bool dev::decryptECIES	(	Secret const &	_k,
		bytesConstRef	_sharedMacData,
		bytesConstRef	_cipher,
		bytes &	o_plaintext
	)

Decrypt payload using ECIES standard with AES128-CTR. _sharedMacData is shared authenticated data.

decryptSymNoAuth() [1/2]

bytesSec dev::decryptSymNoAuth ( SecureFixedHash< 16 > const &  _k, h128 const &  _iv, bytesConstRef  _cipher  )

inline

Decrypts payload with specified IV/ctr using AES128-CTR.

decryptSymNoAuth() [2/2]

bytesSec dev::decryptSymNoAuth ( SecureFixedHash< 32 > const &  _k, h128 const &  _iv, bytesConstRef  _cipher  )

inline

DEV_SIMPLE_EXCEPTION() [1/15]

dev::DEV_SIMPLE_EXCEPTION

(

BadHexCharacter

)

DEV_SIMPLE_EXCEPTION() [2/15]

dev::DEV_SIMPLE_EXCEPTION

(

BadRoot

)

DEV_SIMPLE_EXCEPTION() [3/15]

dev::DEV_SIMPLE_EXCEPTION

(

ExternalFunctionFailure

)

DEV_SIMPLE_EXCEPTION() [4/15]

dev::DEV_SIMPLE_EXCEPTION

(

FailedInvariant

)

DEV_SIMPLE_EXCEPTION() [5/15]

dev::DEV_SIMPLE_EXCEPTION

(

FileError

)

DEV_SIMPLE_EXCEPTION() [6/15]

dev::DEV_SIMPLE_EXCEPTION

(

InterfaceNotSupported

)

DEV_SIMPLE_EXCEPTION() [7/15]

dev::DEV_SIMPLE_EXCEPTION

(

MissingField

)

DEV_SIMPLE_EXCEPTION() [8/15]

dev::DEV_SIMPLE_EXCEPTION

(

NoNetworking

)

DEV_SIMPLE_EXCEPTION() [9/15]

dev::DEV_SIMPLE_EXCEPTION

(

NoUPnPDevice

)

DEV_SIMPLE_EXCEPTION() [10/15]

dev::DEV_SIMPLE_EXCEPTION

(

Overflow

)

DEV_SIMPLE_EXCEPTION() [11/15]

dev::DEV_SIMPLE_EXCEPTION

(

RootNotFound

)

DEV_SIMPLE_EXCEPTION() [12/15]

dev::DEV_SIMPLE_EXCEPTION

(

UnknownField

)

DEV_SIMPLE_EXCEPTION() [13/15]

dev::DEV_SIMPLE_EXCEPTION

(

ValueTooLarge

)

DEV_SIMPLE_EXCEPTION() [14/15]

dev::DEV_SIMPLE_EXCEPTION

(

WaitTimeout

)

DEV_SIMPLE_EXCEPTION() [15/15]

dev::DEV_SIMPLE_EXCEPTION

(

WrongFieldType

)

DEV_SIMPLE_EXCEPTION_RLP() [1/4]

dev::DEV_SIMPLE_EXCEPTION_RLP

(

BadCast

)

DEV_SIMPLE_EXCEPTION_RLP() [2/4]

dev::DEV_SIMPLE_EXCEPTION_RLP

(

BadRLP

)

DEV_SIMPLE_EXCEPTION_RLP() [3/4]

dev::DEV_SIMPLE_EXCEPTION_RLP

(

OversizeRLP

)

DEV_SIMPLE_EXCEPTION_RLP() [4/4]

dev::DEV_SIMPLE_EXCEPTION_RLP

(

UndersizeRLP

)

diff()

template<class N >

N dev::diff ( N const &  _a, N const &  _b  )

inline

Returns

the absolute distance between _a and _b.

encrypt()

void dev::encrypt	(	Public const &	_k,
		bytesConstRef	_plain,
		bytes &	o_cipher
	)

Encrypts plain text using Public key.

encryptAES128CTR()

bytes dev::encryptAES128CTR	(	bytesConstRef	_k,
		h128 const &	_iv,
		bytesConstRef	_plain
	)

Encrypts payload with specified IV/ctr using AES128-CTR.

encryptECIES() [1/2]

void dev::encryptECIES	(	Public const &	_k,
		bytesConstRef	_plain,
		bytes &	o_cipher
	)

Encrypt payload using ECIES standard with AES128-CTR.

encryptECIES() [2/2]

void dev::encryptECIES	(	Public const &	_k,
		bytesConstRef	_sharedMacData,
		bytesConstRef	_plain,
		bytes &	o_cipher
	)

Encrypt payload using ECIES standard with AES128-CTR. _sharedMacData is shared authenticated data.

encryptSymNoAuth() [1/3]

std::pair< bytes, h128 > dev::encryptSymNoAuth	(	SecureFixedHash< 16 > const &	_k,
		bytesConstRef	_plain
	)

Encrypts payload with random IV/ctr using AES128-CTR.

encryptSymNoAuth() [2/3]

bytes dev::encryptSymNoAuth ( SecureFixedHash< 16 > const &  _k, h128 const &  _iv, bytesConstRef  _plain  )

inline

Encrypts payload with specified IV/ctr using AES128-CTR.

encryptSymNoAuth() [3/3]

bytes dev::encryptSymNoAuth ( SecureFixedHash< 32 > const &  _k, h128 const &  _iv, bytesConstRef  _plain  )

inline

escaped()

std::string dev::escaped	(	std::string const &	_s,
		bool	_all = true
	)

Escapes a string into the C-string representation. _all if true will escape all characters, not just the unprintable ones.

exp10()

template<size_t n>

u256 dev::exp10 ( )

inline

exp10< 0 >()

template<>

u256 dev::exp10< 0 > ( )

inline

fromBase64()

bytes dev::fromBase64

(

std::string const &

_in

)

fromBigEndian()

template<class T , class _In >

T dev::fromBigEndian ( _In const &  _bytes )

inline

Converts a big-endian byte-stream represented on a templated collection to a templated integer value. _In will typically be either std::string or bytes. T will typically by unsigned, u160, u256 or bigint.

fromHex()

bytes dev::fromHex	(	std::string const &	_s,
		WhenError	_throw = WhenError::DontThrow
	)

getUInt()

uint64_t dev::getUInt ( const Json::Value &  v )

inline

hash_value()

template<unsigned N>

std::size_t dev::hash_value ( FixedHash< N > const &  _value )

inline

Function for boost::hash.

is_integer() [1/2]

template<typename N >

static constexpr std::enable_if_t<!std::is_enum_v<N>, bool> dev::is_integer ( Signedness  sig )

staticconstexpr

is_integer() [2/2]

template<typename N >

static constexpr std::enable_if_t<std::is_enum_v<N>, bool> dev::is_integer ( Signedness  sig )

staticconstexpr

isHash()

template<class T >

static bool dev::isHash ( std::string const &  _hash )

static

Returns

true if _hash is a hash conforming to FixedHash type T.

isHex()

bool dev::isHex ( std::string const &  _s )

noexcept

Returns

true if _s is a hex string.

jsToBytes() [1/2]

bytes dev::jsToBytes	(	std::string const &	_s,
		OnFailed	_f = OnFailed::Empty
	)

Convert string to byte array. Input parameter is hex, optionally prefixed by "0x". Returns empty array if invalid input.

jsToBytes() [2/2]

bytes dev::jsToBytes	(	string const &	_s,
		OnFailed	_f
	)

jsToFixed()

template<unsigned N>

FixedHash<N> dev::jsToFixed

(

std::string const &

_s

)

jsToInt()

template<unsigned N>

uint64_t dev::jsToInt ( std::string const &  _s )

inline

jsToU256()

u256 dev::jsToU256 ( std::string const &  _s )

inline

keysOf() [1/2]

template<class T , class U >

std::vector<T> dev::keysOf

(

std::map< T, U > const &

_m

)

keysOf() [2/2]

template<class T , class U >

std::vector<T> dev::keysOf

(

std::unordered_map< T, U > const &

_m

)

operator+() [1/3]

template<class T , class U >

std::set<T> dev::operator+	(	std::set< T >	_a,
		U const &	_b
	)

Insert the contents of a container into a set.

operator+() [2/3]

template<class T , class U >

std::unordered_set<T> dev::operator+	(	std::unordered_set< T >	_a,
		U const &	_b
	)

Insert the contents of a container into an unordered_set.

operator+() [3/3]

template<class T , class U >

std::vector<T> dev::operator+	(	std::vector< T >	_a,
		U const &	_b
	)

Concatenate the contents of a container onto a vector.

operator+=() [1/3]

template<class T , class U >

std::set<T>& dev::operator+=	(	std::set< T > &	_a,
		U const &	_b
	)

Insert the contents of a container into a set.

operator+=() [2/3]

template<class T , class U >

std::unordered_set<T>& dev::operator+=	(	std::unordered_set< T > &	_a,
		U const &	_b
	)

Insert the contents of a container into an unordered_set.

operator+=() [3/3]

template<class T , class U >

std::vector<T>& dev::operator+= ( std::vector< T > &  _a, U const &  _b  )

inline

Concatenate the contents of a container onto a vector.

operator<<() [1/19]

boost::log::formatting_ostream& dev::operator<< ( boost::log::formatting_ostream &  _strm, bigint const &  _value  )

inline

operator<<() [2/19]

boost::log::formatting_ostream& dev::operator<< ( boost::log::formatting_ostream &  _strm, bytesConstRef  _value  )

inline

operator<<() [3/19]

template<unsigned N>

boost::log::formatting_ostream& dev::operator<< ( boost::log::formatting_ostream &  _strm, FixedHash< N > &  _value  )

inline

operator<<() [4/19]

template<unsigned N>

boost::log::formatting_ostream& dev::operator<< ( boost::log::formatting_ostream &  _strm, FixedHash< N > const &  _value  )

inline

operator<<() [5/19]

boost::log::formatting_ostream& dev::operator<< ( boost::log::formatting_ostream &  _strm, h160 const &  _value  )

inline

operator<<() [6/19]

boost::log::formatting_ostream& dev::operator<< ( boost::log::formatting_ostream &  _strm, h256 const &  _value  )

inline

operator<<() [7/19]

boost::log::formatting_ostream& dev::operator<< ( boost::log::formatting_ostream &  _strm, h512 const &  _value  )

inline

operator<<() [8/19]

boost::log::formatting_ostream& dev::operator<< ( boost::log::formatting_ostream &  _strm, u160 const &  _value  )

inline

operator<<() [9/19]

boost::log::formatting_ostream& dev::operator<< ( boost::log::formatting_ostream &  _strm, u256 const &  _value  )

inline

operator<<() [10/19]

std::ostream& dev::operator<< ( std::ostream &  _out, bytes const &  _e  )

inline

operator<<() [11/19]

std::ostream & dev::operator<<	(	std::ostream &	_out,
		dev::RLP const &	_d
	)

Human readable version of RLP.

operator<<() [12/19]

template<unsigned N>

std::ostream& dev::operator<< ( std::ostream &  _out, FixedHash< N > const &  _h  )

inline

Stream I/O for the FixedHash class.

operator<<() [13/19]

template<unsigned N>

std::ostream& dev::operator<< ( std::ostream &  _out, SecureFixedHash< N > const &  _h  )

inline

Stream I/O for the SecureFixedHash class.

operator<<() [14/19]

template<class T , std::size_t Z>

std::ostream & dev::operator<< ( std::ostream &  _out, std::array< T, Z > const &  _e  )

inline

operator<<() [15/19]

template<class T >

std::ostream& dev::operator<< ( std::ostream &  _out, std::set< T > const &  _e  )

inline

operator<<() [16/19]

template<class T , class U >

std::ostream& dev::operator<< ( std::ostream &  _out, std::set< T, U > const &  _e  )

inline

operator<<() [17/19]

template<class T >

std::ostream& dev::operator<< ( std::ostream &  _out, std::unordered_set< T > const &  _e  )

inline

operator<<() [18/19]

template<class T , class U >

std::ostream& dev::operator<< ( std::ostream &  _out, std::unordered_set< T, U > const &  _e  )

inline

operator<<() [19/19]

template<class T >

std::ostream & dev::operator<< ( std::ostream &  _out, std::vector< T > const &  _e  )

inline

operator>>()

template<unsigned N>

std::istream& dev::operator>> ( std::istream &  _in, FixedHash< N > &  o_h  )

inline

pushFront()

template<class T , class _U >

void dev::pushFront	(	T &	_t,
		_U	_e
	)

Pushes an element on to the front of a collection. Only works for POD element types.

recover()

Public dev::recover	(	Signature const &	_sig,
		h256 const &	_hash
	)

Recovers Public key from signed message hash.

ref() [1/4]

template<class _T >

vector_ref<_T> dev::ref

(

_T &

_t

)

ref() [2/4]

template<class _T >

vector_ref<_T const> dev::ref

(

_T const &

_t

)

ref() [3/4]

template<class _T >

vector_ref<_T> dev::ref

(

std::vector< _T > &

_t

)

ref() [4/4]

template<class _T >

vector_ref<_T const> dev::ref

(

std::vector< _T > const &

_t

)

right160()

h160 dev::right160 ( h256 const &  _t )

inline

Convert the given value into h160 (160-bit unsigned integer) using the right 20 bytes.

rlp()

template<class _T >

bytes dev::rlp

(

_T

_t

)

Export a single item in RLP format, returning a byte array.

rlpList() [1/2]

bytes dev::rlpList ( )

inline

Export a list of items in RLP format, returning a byte array.

rlpList() [2/2]

template<class... _Ts>

bytes dev::rlpList

(

_Ts...

_ts

)

rlpListAux() [1/2]

template<class _T >

void dev::rlpListAux	(	RLPStream &	_out,
		_T	_t
	)

rlpListAux() [2/2]

template<class _T , class... _Ts>

void dev::rlpListAux	(	RLPStream &	_out,
		_T	_t,
		_Ts...	_ts
	)

s2u()

u256 dev::s2u ( s256  _u )

inline

Returns

the two's complement signed representation of the signed number _u.

sha3() [1/9]

h256 dev::sha3 ( bytes const &  _input )

inlinenoexcept

Calculate SHA3-256 hash of the given input, returning as a 256-bit hash.

sha3() [2/9]

h256 dev::sha3 ( bytesConstRef  _input )

inlinenoexcept

Calculate SHA3-256 hash of the given input, returning as a 256-bit hash.

sha3() [3/9]

bool dev::sha3 ( bytesConstRef  _input, bytesRef  o_output  )

noexcept

Calculate SHA3-256 hash of the given input and load it into the given output.

Returns

false if o_output.size() != 32.

sha3() [4/9]

SecureFixedHash<32> dev::sha3 ( bytesSec const &  _input )

inlinenoexcept

Fully secure variants are equivalent for sha3 and sha3Secure.

sha3() [5/9]

template<unsigned N>

h256 dev::sha3 ( FixedHash< N > const &  _input )

inlinenoexcept

Calculate SHA3-256 hash of the given input (presented as a FixedHash), returns a 256-bit hash.

sha3() [6/9]

h256 dev::sha3 ( h256 const &  _input )

inlinenoexcept

Keccak hash variant optimized for hashing 256-bit hashes.

sha3() [7/9]

template<unsigned N>

SecureFixedHash<32> dev::sha3 ( SecureFixedHash< N > const &  _input )

inlinenoexcept

sha3() [8/9]

h256 dev::sha3 ( std::string const &  _input )

inlinenoexcept

Calculate SHA3-256 hash of the given input (presented as a binary-filled string), returning as a 256-bit hash.

sha3() [9/9]

std::string dev::sha3 ( std::string const &  _input, bool  _isNibbles  )

inline

Calculate SHA3-256 hash of the given input, possibly interpreting it as nibbles, and return the hash as a string filled with binary data.

sha3mac()

void dev::sha3mac ( bytesConstRef  _secret, bytesConstRef  _plain, bytesRef  _output  )

inline

Calculate SHA3-256 MAC.

sha3Secure() [1/6]

SecureFixedHash<32> dev::sha3Secure ( bytes const &  _input )

inlinenoexcept

sha3Secure() [2/6]

SecureFixedHash<32> dev::sha3Secure ( bytesConstRef  _input )

inlinenoexcept

sha3Secure() [3/6]

SecureFixedHash<32> dev::sha3Secure ( bytesSec const &  _input )

inlinenoexcept

sha3Secure() [4/6]

template<unsigned N>

SecureFixedHash<32> dev::sha3Secure ( FixedHash< N > const &  _input )

inlinenoexcept

sha3Secure() [5/6]

template<unsigned N>

SecureFixedHash<32> dev::sha3Secure ( SecureFixedHash< N > const &  _input )

inlinenoexcept

sha3Secure() [6/6]

SecureFixedHash<32> dev::sha3Secure ( std::string const &  _input )

inlinenoexcept

sign()

Signature dev::sign	(	Secret const &	_k,
		h256 const &	_hash
	)

Returns siganture of message hash.

streamout() [1/4]

template<class T , std::size_t Z>

std::ostream& dev::streamout ( std::ostream &  _out, std::array< T, Z > const &  _e  )

inline

streamout() [2/4]

template<class T >

std::ostream& dev::streamout	(	std::ostream &	_out,
		std::set< T > const &	_v
	)

streamout() [3/4]

template<class T >

std::ostream& dev::streamout	(	std::ostream &	_out,
		std::unordered_set< T > const &	_v
	)

streamout() [4/4]

template<class T >

std::ostream& dev::streamout ( std::ostream &  _out, std::vector< T > const &  _e  )

inline

toAddress() [1/2]

Address dev::toAddress

(

Public const &

_public

)

Convert a public key to address.

toAddress() [2/2]

Address dev::toAddress

(

Secret const &

_secret

)

Convert a secret key into address of public key equivalent.

Returns

0 if it's not a valid secret key.

toBase64()

string dev::toBase64

(

bytesConstRef

_in

)

toBase64URLSafe()

string dev::toBase64URLSafe

(

bytesConstRef

_in

)

toBigEndian() [1/3]

template<class T , class Out >

void dev::toBigEndian ( T  _val, Out &  o_out  )

inline

Converts a templated integer value to the big-endian byte-stream represented on a templated collection. The size of the collection object will be unchanged. If it is too small, it will not represent the value properly, if too big then the additional elements will be zeroed out. Out will typically be either std::string or bytes. T will typically by unsigned, u160, u256 or bigint.

toBigEndian() [2/3]

bytes dev::toBigEndian ( u160  _val )

inline

toBigEndian() [3/3]

bytes dev::toBigEndian ( u256  _val )

inline

toBigEndianString() [1/2]

std::string dev::toBigEndianString ( u160  _val )

inline

toBigEndianString() [2/2]

std::string dev::toBigEndianString ( u256  _val )

inline

Convenience functions for toBigEndian.

toCompact()

h512 dev::toCompact

(

const Signature &

_s

)

Convert signature to compact form. https://eips.ethereum.org/EIPS/eip-2098

toCompactBigEndian() [1/2]

bytes dev::toCompactBigEndian ( ::byte  _val, unsigned  _min = 0  )

inline

toCompactBigEndian() [2/2]

template<class T >

bytes dev::toCompactBigEndian ( T  _val, unsigned  _min = 0  )

inline

Convenience function for toBigEndian.

Returns

a byte array just big enough to represent _val.

toCompactBigEndianString()

template<class T >

std::string dev::toCompactBigEndianString ( T  _val, unsigned  _min = 0  )

inline

Convenience function for toBigEndian.

Returns

a string just big enough to represent _val.

toCompactHex()

std::string dev::toCompactHex ( u256  _val, unsigned  _min = 0  )

inline

toCompactHexPrefixed()

std::string dev::toCompactHexPrefixed ( u256  _val, unsigned  _min = 0  )

inline

toHex() [1/2]

template<class Iterator >

std::string dev::toHex	(	Iterator	_it,
		Iterator	_end,
		std::string const &	_prefix
	)

toHex() [2/2]

template<class T >

std::string dev::toHex

(

T const &

_data

)

toHexPrefixed()

template<class T >

std::string dev::toHexPrefixed

(

T const &

_data

)

toJS() [1/6]

std::string dev::toJS ( ::byte  _b )

inline

toJS() [2/6]

template<unsigned N>

std::string dev::toJS

(

boost::multiprecision::number< boost::multiprecision::cpp_int_backend< N, N, boost::multiprecision::unsigned_magnitude, boost::multiprecision::unchecked, void >> const &

_n

)

toJS() [3/6]

std::string dev::toJS ( bytes const &  _n, std::size_t  _padding = 0  )

inline

toJS() [4/6]

template<unsigned S>

std::string dev::toJS

(

FixedHash< S > const &

_h

)

toJS() [5/6]

template<unsigned T>

std::string dev::toJS

(

SecureFixedHash< T > const &

_i

)

toJS() [6/6]

template<typename T >

std::string dev::toJS

(

T const &

_i

)

toLog2()

unsigned int dev::toLog2 ( u256  _x )

inline

Returns

the smallest n >= 0 such that (1 << n) >= _x

toPublic() [1/2]

Public dev::toPublic

(

PublicCompressed const &

_publicCompressed

)

Convert a compressed public key into the uncompressed equivalent.

toPublic() [2/2]

Public dev::toPublic

(

Secret const &

_secret

)

Convert a secret key into the public key equivalent.

toPublicCompressed()

PublicCompressed dev::toPublicCompressed

(

Secret const &

_secret

)

Convert a secret key into the public key in compressed format.

toString() [1/3]

template<class _T >

std::string dev::toString ( _T const &  _t )

inline

Converts arbitrary value to string representation using std::stringstream.

toString() [2/3]

std::string dev::toString ( h256s const &  _bs )

inline

toString() [3/3]

template<class T >

std::string dev::toString ( std::chrono::time_point< T > const &  _e, std::string const &  _format = "%F %T"  )

inline

toString< std::string >()

template<>

std::string dev::toString< std::string > ( std::string const &  _s )

inline

toString< uint8_t >()

template<>

std::string dev::toString< uint8_t > ( uint8_t const &  _u )

inline

trimFront()

template<class T >

void dev::trimFront	(	T &	_t,
		unsigned	_elements
	)

Trims a given number of elements from the front of a collection. Only works for POD element types.

u2s()

s256 dev::u2s ( u256  _u )

inline

Interprets _u as a two's complement signed number and returns the resulting s256.

utcTime()

int64_t dev::utcTime

(

)

Get the current time in seconds since the epoch in UTC.

valuesOf() [1/2]

template<class T , class U >

std::vector<U> dev::valuesOf

(

std::map< T, U > const &

_m

)

valuesOf() [2/2]

template<class T , class U >

std::vector<U> dev::valuesOf

(

std::unordered_map< T, U > const &

_m

)

verify() [1/2]

bool dev::verify	(	Public const &	_k,
		Signature const &	_s,
		h256 const &	_hash
	)

Verify signature.

verify() [2/2]

bool dev::verify	(	PublicCompressed const &	_key,
		h512 const &	_signature,
		h256 const &	_hash
	)

Variable Documentation

c_rlpDataImmLenCount

const ::byte dev::c_rlpDataImmLenCount = c_rlpListStart - c_rlpDataImmLenStart - c_rlpMaxLengthBytes

static

c_rlpDataImmLenStart

const ::byte dev::c_rlpDataImmLenStart = 0x80

static

c_rlpDataIndLenZero

const ::byte dev::c_rlpDataIndLenZero = c_rlpDataImmLenStart + c_rlpDataImmLenCount - 1

static

c_rlpListImmLenCount

const ::byte dev::c_rlpListImmLenCount = 256 - c_rlpListStart - c_rlpMaxLengthBytes

static

c_rlpListIndLenZero

const ::byte dev::c_rlpListIndLenZero = c_rlpListStart + c_rlpListImmLenCount - 1

static

c_rlpListStart

const ::byte dev::c_rlpListStart = 0xc0

static

c_rlpMaxLengthBytes

const ::byte dev::c_rlpMaxLengthBytes = 8

static

c_steadyClockMin

const auto dev::c_steadyClockMin = std::chrono::steady_clock::time_point::min()

static

EmptyString

std::string const dev::EmptyString

NullBytes

bytes const dev::NullBytes

RLPEmptyList

bytes dev::RLPEmptyList = rlpList()

extern

The empty list in RLP format.

RLPNull

bytes dev::RLPNull = rlp("")

extern

The empty string in RLP format.

s_fixedHashEngine

std::random_device dev::s_fixedHashEngine

static

Version

char const* dev::Version

extern

ZeroAddress

Address const dev::ZeroAddress

The zero address.