#include <pk_ops_impl.h>

Inheritance diagram for Botan::PK_Ops::Encryption_with_EME:

Public Member Functions
virtual size_t	ciphertext_length (size_t ptext_len) const =0

secure_vector< uint8_t >	encrypt (const uint8_t msg[], size_t msg_len, RandomNumberGenerator &rng) override

size_t	max_input_bits () const override

	~Encryption_with_EME ()=default

Protected Member Functions
	Encryption_with_EME (const std::string &eme)

Detailed Description

Definition at line 20 of file pk_ops_impl.h.

Constructor & Destructor Documentation

◆ ~Encryption_with_EME()

Botan::PK_Ops::Encryption_with_EME::~Encryption_with_EME ( )

default

◆ Encryption_with_EME()

Botan::PK_Ops::Encryption_with_EME::Encryption_with_EME ( const std::string & eme )

explicitprotected

Definition at line 14 of file pk_ops.cpp.

References Botan::get_eme().

    {
    m_eme.reset(get_eme(eme));
    if(!m_eme.get())
       throw Algorithm_Not_Found(eme);
    }

Member Function Documentation

◆ ciphertext_length()

virtual size_t Botan::PK_Ops::Encryption::ciphertext_length ( size_t ptext_len ) const

pure virtualinherited

◆ encrypt()

secure_vector< uint8_t > Botan::PK_Ops::Encryption_with_EME::encrypt	(	const uint8_t	msg[],
		size_t	msg_len,
		RandomNumberGenerator &	rng
	)

overridevirtual

Implements Botan::PK_Ops::Encryption.

Definition at line 26 of file pk_ops.cpp.

References Botan::unlock().

    {
    const size_t max_raw = max_raw_input_bits();
    const std::vector<uint8_t> encoded = unlock(m_eme->encode(msg, msg_len, max_raw, rng));
    return raw_encrypt(encoded.data(), encoded.size(), rng);
    }

◆ max_input_bits()

size_t Botan::PK_Ops::Encryption_with_EME::max_input_bits ( ) const