BigNumber Class Reference

#include <BigNumber.h>

Public Member Functions
	BigNumber ()
	BigNumber (BigNumber const &bn)
	BigNumber (uint32 v)
	BigNumber (int32 v)
	BigNumber (std::string const &v)
template<BigNumberBinaryInput Container>
	BigNumber (Container const &binary, bool littleEndian=true)
	~BigNumber ()
void	SetDword (int32)
void	SetDword (uint32)
void	SetQword (uint64)
void	SetBinary (uint8 const *bytes, int32 len, bool littleEndian=true)
template<BigNumberBinaryInput Container>
void	SetBinary (Container const &binary, bool littleEndian=true)
bool	SetDecStr (char const *str)
bool	SetDecStr (std::string const &str)
bool	SetHexStr (char const *str)
bool	SetHexStr (std::string const &str)
void	SetRand (int32 numbits)
BigNumber &	operator= (BigNumber const &bn)
BigNumber &	operator+= (BigNumber const &bn)
BigNumber	operator+ (BigNumber const &bn) const
BigNumber &	operator-= (BigNumber const &bn)
BigNumber	operator- (BigNumber const &bn) const
BigNumber &	operator*= (BigNumber const &bn)
BigNumber	operator* (BigNumber const &bn) const
BigNumber &	operator/= (BigNumber const &bn)
BigNumber	operator/ (BigNumber const &bn) const
BigNumber &	operator%= (BigNumber const &bn)
BigNumber	operator% (BigNumber const &bn) const
BigNumber &	operator<<= (int n)
BigNumber	operator<< (int n) const
int32	CompareTo (BigNumber const &bn) const
bool	operator== (BigNumber const &bn) const
std::strong_ordering	operator<=> (BigNumber const &other) const
bool	IsZero () const
bool	IsNegative () const
BigNumber	ModExp (BigNumber const &bn1, BigNumber const &bn2) const
BigNumber	Exp (BigNumber const &) const
int32	GetNumBytes () const
int32	GetNumBits () const
struct bignum_st *	BN ()
struct bignum_st const *	BN () const
uint32	AsDword () const
void	GetBytes (uint8 *buf, size_t bufsize, bool littleEndian=true) const
std::vector< uint8 >	ToByteVector (int32 minSize=0, bool littleEndian=true) const
template<std::size_t Size>
std::array< uint8, Size >	ToByteArray (bool littleEndian=true) const
std::string	AsHexStr () const
std::string	AsDecStr () const

Private Attributes
struct bignum_st *	_bn

Detailed Description

Definition at line 34 of file BigNumber.h.

Constructor & Destructor Documentation

BigNumber() [1/6]

BigNumber::BigNumber

(

)

Definition at line 24 of file BigNumber.cpp.

BigNumber() [2/6]

BigNumber::BigNumber

(

BigNumber const &

bn

)

Definition at line 28 of file BigNumber.cpp.

BigNumber() [3/6]

BigNumber::BigNumber ( uint32  v )

inline

Definition at line 39 of file BigNumber.h.

BigNumber() [4/6]

BigNumber::BigNumber ( int32  v )

inline

Definition at line 40 of file BigNumber.h.

BigNumber() [5/6]

BigNumber::BigNumber ( std::string const &  v )

inline

Definition at line 41 of file BigNumber.h.

BigNumber() [6/6]

template<BigNumberBinaryInput Container>

BigNumber::BigNumber ( Container const &  binary, bool  littleEndian = true  )

inline

Definition at line 43 of file BigNumber.h.

~BigNumber()

BigNumber::~BigNumber

(

)

Definition at line 32 of file BigNumber.cpp.

References _bn.

Member Function Documentation

AsDecStr()

std::string BigNumber::AsDecStr

(

)

const

Definition at line 218 of file BigNumber.cpp.

References _bn.

AsDword()

uint32 BigNumber::AsDword

(

)

const

Definition at line 180 of file BigNumber.cpp.

References _bn.

AsHexStr()

std::string BigNumber::AsHexStr

(

)

const

Definition at line 210 of file BigNumber.cpp.

References _bn.

BN() [1/2]

struct bignum_st * BigNumber::BN ( )

inline

Definition at line 125 of file BigNumber.h.

BN() [2/2]

struct bignum_st const * BigNumber::BN ( ) const

inline

Definition at line 126 of file BigNumber.h.

CompareTo()

int32 BigNumber::CompareTo

(

BigNumber const &

bn

)

const

Definition at line 141 of file BigNumber.cpp.

References _bn.

Exp()

BigNumber BigNumber::Exp

(

BigNumber const &

bn

)

const

Definition at line 146 of file BigNumber.cpp.

References _bn.

GetBytes()

void BigNumber::GetBytes	(	uint8 *	buf,
		size_t	bufsize,
		bool	littleEndian = true
	)		const

Definition at line 195 of file BigNumber.cpp.

References _bn, and ASSERT.

Referenced by ToByteVector().

GetNumBits()

int32 BigNumber::GetNumBits

(

)

const

Definition at line 175 of file BigNumber.cpp.

References _bn.

Referenced by Trinity::Crypto::SRP::SRP6::CalculatePrivateB(), and Trinity::Crypto::SRP::BnetSRP6Base::GetBrokenEvidenceVector().

GetNumBytes()

int32 BigNumber::GetNumBytes

(

)

const

Definition at line 170 of file BigNumber.cpp.

References _bn.

Referenced by ToByteVector().

IsNegative()

bool BigNumber::IsNegative

(

)

const

Definition at line 190 of file BigNumber.cpp.

References _bn.

IsZero()

bool BigNumber::IsZero

(

)

const

Definition at line 185 of file BigNumber.cpp.

References _bn.

ModExp()

BigNumber BigNumber::ModExp	(	BigNumber const &	bn1,
		BigNumber const &	bn2
	)		const

Definition at line 158 of file BigNumber.cpp.

References _bn.

Referenced by Trinity::Crypto::SRP::SRP6::CalculatePublicB(), Trinity::Crypto::SRP::SRP6::CalculateVerifier(), Trinity::Crypto::SRP::BnetSRP6Base::DoVerifyClientEvidence(), Trinity::Crypto::SRP::GruntSRP6::DoVerifyClientEvidence(), and Battlenet::LoginRESTService::MigrateLegacyPasswordHashes().

operator%()

BigNumber BigNumber::operator% ( BigNumber const &  bn ) const

inline

Definition at line 91 of file BigNumber.h.

operator%=()

BigNumber & BigNumber::operator%=

(

BigNumber const &

bn

)

Definition at line 124 of file BigNumber.cpp.

References _bn.

operator*()

BigNumber BigNumber::operator* ( BigNumber const &  bn ) const

inline

Definition at line 77 of file BigNumber.h.

operator*=()

BigNumber & BigNumber::operator*=

(

BigNumber const &

bn

)

Definition at line 102 of file BigNumber.cpp.

References _bn.

operator+()

BigNumber BigNumber::operator+ ( BigNumber const &  bn ) const

inline

Definition at line 63 of file BigNumber.h.

operator+=()

BigNumber & BigNumber::operator+=

(

BigNumber const &

bn

)

Definition at line 90 of file BigNumber.cpp.

References _bn.

operator-()

BigNumber BigNumber::operator- ( BigNumber const &  bn ) const

inline

Definition at line 70 of file BigNumber.h.

operator-=()

BigNumber & BigNumber::operator-=

(

BigNumber const &

bn

)

Definition at line 96 of file BigNumber.cpp.

References _bn.

operator/()

BigNumber BigNumber::operator/ ( BigNumber const &  bn ) const

inline

Definition at line 84 of file BigNumber.h.

operator/=()

BigNumber & BigNumber::operator/=

(

BigNumber const &

bn

)

Definition at line 113 of file BigNumber.cpp.

References _bn.

operator<<()

BigNumber BigNumber::operator<< ( int  n ) const

inline

Definition at line 98 of file BigNumber.h.

operator<<=()

BigNumber & BigNumber::operator<<=

(

int

n

)

Definition at line 135 of file BigNumber.cpp.

References _bn.

operator<=>()

std::strong_ordering BigNumber::operator<=> ( BigNumber const &  other ) const

inline

Definition at line 106 of file BigNumber.h.

operator=()

BigNumber & BigNumber::operator=

(

BigNumber const &

bn

)

Definition at line 81 of file BigNumber.cpp.

References _bn.

operator==()

bool BigNumber::operator== ( BigNumber const &  bn ) const

inline

Definition at line 105 of file BigNumber.h.

SetBinary() [1/2]

template<BigNumberBinaryInput Container>

void BigNumber::SetBinary ( Container const &  binary, bool  littleEndian = true  )

inline

Definition at line 52 of file BigNumber.h.

References SetBinary().

Referenced by SetBinary().

SetBinary() [2/2]

void BigNumber::SetBinary	(	uint8 const *	bytes,
		int32	len,
		bool	littleEndian = true
	)

Definition at line 56 of file BigNumber.cpp.

References _bn.

SetDecStr() [1/2]

bool BigNumber::SetDecStr

(

char const *

str

)

Definition at line 64 of file BigNumber.cpp.

References _bn.

Referenced by IpLocationStore::Load().

SetDecStr() [2/2]

bool BigNumber::SetDecStr ( std::string const &  str )

inline

Definition at line 54 of file BigNumber.h.

References SetDecStr().

Referenced by SetDecStr().

SetDword() [1/2]

void BigNumber::SetDword

(

int32

val

)

Definition at line 37 of file BigNumber.cpp.

References _bn, and SetDword().

Referenced by SetDword().

SetDword() [2/2]

void BigNumber::SetDword

(

uint32

val

)

Definition at line 44 of file BigNumber.cpp.

References _bn.

SetHexStr() [1/2]

bool BigNumber::SetHexStr

(

char const *

str

)

Definition at line 70 of file BigNumber.cpp.

References _bn.

Referenced by GetHexFromConfig().

SetHexStr() [2/2]

bool BigNumber::SetHexStr ( std::string const &  str )

inline

Definition at line 56 of file BigNumber.h.

References SetHexStr().

Referenced by SetHexStr().

SetQword()

void BigNumber::SetQword

(

uint64

val

)

Definition at line 49 of file BigNumber.cpp.

References _bn.

SetRand()

void BigNumber::SetRand

(

int32

numbits

)

Definition at line 76 of file BigNumber.cpp.

References _bn.

Referenced by SecretMgr::AttemptTransition(), Trinity::Crypto::SRP::SRP6::CalculatePrivateB(), and main().

ToByteArray()

template<std::size_t Size>

std::array< uint8, Size > BigNumber::ToByteArray ( bool  littleEndian = true ) const

inline

Definition at line 134 of file BigNumber.h.

Referenced by Trinity::Crypto::AEDecrypt(), Trinity::Crypto::AEEncryptWithRandomIV(), Trinity::Crypto::SRP::GruntSRP6::CalculateServerEvidence(), Trinity::Crypto::SRP::BnetSRP6v1< CryptoHash >::CalculateU(), Trinity::Crypto::SRP::BnetSRP6v2< CryptoHash >::CalculateU(), Trinity::Crypto::SRP::GruntSRP6::DoVerifyClientEvidence(), and IpLocationStore::Load().

ToByteVector()

std::vector< uint8 > BigNumber::ToByteVector	(	int32	minSize = 0,
		bool	littleEndian = true
	)		const

Definition at line 201 of file BigNumber.cpp.

References GetBytes(), and GetNumBytes().

Referenced by Trinity::Crypto::SRP::SRP6::CalculateVerifier(), Trinity::Crypto::SRP::BnetSRP6Base::GetBrokenEvidenceVector(), Trinity::Crypto::Argon2::Hash(), and Battlenet::LoginRESTService::MigrateLegacyPasswordHashes().

Member Data Documentation

_bn

struct bignum_st* BigNumber::_bn

private

Definition at line 145 of file BigNumber.h.

Referenced by AsDecStr(), AsDword(), AsHexStr(), CompareTo(), Exp(), GetBytes(), GetNumBits(), GetNumBytes(), IsNegative(), IsZero(), ModExp(), operator%=(), operator*=(), operator+=(), operator-=(), operator/=(), operator<<=(), operator=(), SetBinary(), SetDecStr(), SetDword(), SetDword(), SetHexStr(), SetQword(), SetRand(), and ~BigNumber().

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

• common/Cryptography/BigNumber.h
• common/Cryptography/BigNumber.cpp