#include <ec_inner_pc.h>

Inheritance diagram for Botan::EC_Scalar_Data_PC:

Public Member Functions
std::unique_ptr< EC_Scalar_Data >	add (const EC_Scalar_Data &other) const override

void	assign (const EC_Scalar_Data &y) override

size_t	bytes () const override

std::unique_ptr< EC_Scalar_Data >	clone () const override

	EC_Scalar_Data_PC (std::shared_ptr< const EC_Group_Data > group, PCurve::PrimeOrderCurve::Scalar v)

const std::shared_ptr< const EC_Group_Data > &	group () const override

std::unique_ptr< EC_Scalar_Data >	invert () const override

std::unique_ptr< EC_Scalar_Data >	invert_vartime () const override

bool	is_eq (const EC_Scalar_Data &y) const override

bool	is_zero () const override

std::unique_ptr< EC_Scalar_Data >	mul (const EC_Scalar_Data &other) const override

std::unique_ptr< EC_Scalar_Data >	negate () const override

void	serialize_to (std::span< uint8_t > bytes) const override

void	square_self () override

std::unique_ptr< EC_Scalar_Data >	sub (const EC_Scalar_Data &other) const override

const auto &	value () const

Static Public Member Functions
static const EC_Scalar_Data_PC &	checked_ref (const EC_Scalar_Data &data)

Detailed Description

Definition at line 16 of file ec_inner_pc.h.

Constructor & Destructor Documentation

◆ EC_Scalar_Data_PC()

Botan::EC_Scalar_Data_PC::EC_Scalar_Data_PC	(	std::shared_ptr< const EC_Group_Data >	group,
		PCurve::PrimeOrderCurve::Scalar	v )

inline

Definition at line 18 of file ec_inner_pc.h.

18 :

19 m_group(std::move(group)), m_v(std::move(v)) {}

Botan::EC_Scalar_Data_PC::group

const std::shared_ptr< const EC_Group_Data > & group() const override

Definition ec_inner_pc.cpp:21

References group().

Referenced by checked_ref().

Member Function Documentation

◆ add()

std::unique_ptr< EC_Scalar_Data > Botan::EC_Scalar_Data_PC::add ( const EC_Scalar_Data & other ) const

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 64 of file ec_inner_pc.cpp.

                                                                                      {
   return std::make_unique<EC_Scalar_Data_PC>(m_group, group()->pcurve().scalar_add(m_v, checked_ref(other).m_v));
}

References checked_ref(), and group().

◆ assign()

void Botan::EC_Scalar_Data_PC::assign ( const EC_Scalar_Data & y )

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 43 of file ec_inner_pc.cpp.

                                                          {
   m_v = checked_ref(other).value();
}

References checked_ref(), and value().

◆ bytes()

size_t Botan::EC_Scalar_Data_PC::bytes ( ) const

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 25 of file ec_inner_pc.cpp.

                                      {
   return this->group()->order_bytes();
}

References group().

Referenced by serialize_to().

◆ checked_ref()

const EC_Scalar_Data_PC & Botan::EC_Scalar_Data_PC::checked_ref ( const EC_Scalar_Data & data )

static

Definition at line 13 of file ec_inner_pc.cpp.

                                                                                  {
   const auto* p = dynamic_cast<const EC_Scalar_Data_PC*>(&data);
   if(!p) {
      throw Invalid_State("Failed conversion to EC_Scalar_Data_PC");
   }
   return *p;
}

References EC_Scalar_Data_PC().

Referenced by add(), assign(), Botan::EC_Group_Data::gk_x_mod_order(), is_eq(), Botan::EC_AffinePoint_Data_PC::mul(), mul(), Botan::EC_Mul2Table_Data_PC::mul2_vartime(), Botan::EC_Mul2Table_Data_PC::mul2_vartime_x_mod_order_eq(), Botan::EC_Group_Data::mul_px_qy(), Botan::EC_AffinePoint_Data_PC::mul_x_only(), Botan::EC_Group_Data::point_g_mul(), and sub().

◆ clone()

std::unique_ptr< EC_Scalar_Data > Botan::EC_Scalar_Data_PC::clone ( ) const

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 29 of file ec_inner_pc.cpp.

                                                             {
   return std::make_unique<EC_Scalar_Data_PC>(this->group(), this->value());
}

References group(), and value().

◆ group()

const std::shared_ptr< const EC_Group_Data > & Botan::EC_Scalar_Data_PC::group ( ) const

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 21 of file ec_inner_pc.cpp.

                                                                         {
   return m_group;
}

Referenced by add(), bytes(), clone(), EC_Scalar_Data_PC(), is_eq(), is_zero(), mul(), and sub().

◆ invert()

std::unique_ptr< EC_Scalar_Data > Botan::EC_Scalar_Data_PC::invert ( ) const

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 56 of file ec_inner_pc.cpp.

                                                              {
   return std::make_unique<EC_Scalar_Data_PC>(m_group, m_group->pcurve().scalar_invert(m_v));
}

◆ invert_vartime()

std::unique_ptr< EC_Scalar_Data > Botan::EC_Scalar_Data_PC::invert_vartime ( ) const

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 60 of file ec_inner_pc.cpp.

                                                                      {
   return std::make_unique<EC_Scalar_Data_PC>(m_group, m_group->pcurve().scalar_invert_vartime(m_v));
}

◆ is_eq()

bool Botan::EC_Scalar_Data_PC::is_eq ( const EC_Scalar_Data & y ) const

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 38 of file ec_inner_pc.cpp.

                                                               {
   auto& pcurve = group()->pcurve();
   return pcurve.scalar_equal(m_v, checked_ref(other).m_v);
}

References checked_ref(), and group().

◆ is_zero()

bool Botan::EC_Scalar_Data_PC::is_zero ( ) const

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 33 of file ec_inner_pc.cpp.

                                      {
   auto& pcurve = this->group()->pcurve();
   return pcurve.scalar_is_zero(m_v);
}

References group().

◆ mul()

std::unique_ptr< EC_Scalar_Data > Botan::EC_Scalar_Data_PC::mul ( const EC_Scalar_Data & other ) const

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 72 of file ec_inner_pc.cpp.

                                                                                      {
   return std::make_unique<EC_Scalar_Data_PC>(m_group, group()->pcurve().scalar_mul(m_v, checked_ref(other).m_v));
}

References checked_ref(), and group().

◆ negate()

std::unique_ptr< EC_Scalar_Data > Botan::EC_Scalar_Data_PC::negate ( ) const

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 52 of file ec_inner_pc.cpp.

                                                              {
   return std::make_unique<EC_Scalar_Data_PC>(m_group, m_group->pcurve().scalar_negate(m_v));
}

◆ serialize_to()

void Botan::EC_Scalar_Data_PC::serialize_to ( std::span< uint8_t > bytes ) const

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 76 of file ec_inner_pc.cpp.

                                                                 {
   BOTAN_ARG_CHECK(bytes.size() == m_group->order_bytes(), "Invalid output length");
   m_group->pcurve().serialize_scalar(bytes, m_v);
}

References BOTAN_ARG_CHECK, and bytes().

◆ square_self()

void Botan::EC_Scalar_Data_PC::square_self ( )

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 47 of file ec_inner_pc.cpp.

                                    {
   // TODO square in place
   m_v = m_group->pcurve().scalar_square(m_v);
}

◆ sub()

std::unique_ptr< EC_Scalar_Data > Botan::EC_Scalar_Data_PC::sub ( const EC_Scalar_Data & other ) const

overridevirtual

Implements Botan::EC_Scalar_Data.

Definition at line 68 of file ec_inner_pc.cpp.

                                                                                      {
   return std::make_unique<EC_Scalar_Data_PC>(m_group, group()->pcurve().scalar_sub(m_v, checked_ref(other).m_v));
}

References checked_ref(), and group().

◆ value()

const auto & Botan::EC_Scalar_Data_PC::value ( ) const

inline

Definition at line 51 of file ec_inner_pc.h.

51{ return m_v; }

Referenced by assign(), clone(), Botan::EC_AffinePoint_Data_PC::mul(), and Botan::EC_AffinePoint_Data_PC::mul_x_only().

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

src/lib/pubkey/ec_group/ec_inner_pc.h
src/lib/pubkey/ec_group/ec_inner_pc.cpp

Public Member Functions

Static Public Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ EC_Scalar_Data_PC()

Member Function Documentation

◆ add()

◆ assign()

◆ bytes()

◆ checked_ref()

◆ clone()

◆ group()

◆ invert()

◆ invert_vartime()

◆ is_eq()

◆ is_zero()

◆ mul()

◆ negate()

◆ serialize_to()

◆ square_self()

◆ sub()

◆ value()