zero-trust-iot-library/zt-encryption-utils_8h_source.html

// zt-encryption-utils.h

#ifndef ZT_ENCRYPTION_UTILS_H

#define ZT_ENCRYPTION_UTILS_H


#include <string>

#include <cryptopp/aes.h>

#include <cryptopp/modes.h>

#include <cryptopp/filters.h>

#include <cryptopp/osrng.h>

#include <cryptopp/hex.h>

#include <cryptopp/secblock.h>

#include <cryptopp/config.h>


namespace ns3 {


std::string EncryptPayload(const std::string& data, const CryptoPP::byte* key, std::string& ivOut);


std::string DecryptPayload(const std::string& cipher, const CryptoPP::byte* key);


CryptoPP::SecByteBlock HexDecodeKey(const std::string& hex);


std::vector<CryptoPP::byte> HexToBytes(const std::string& hex);


} // namespace ns3


#endif // ZT_ENCRYPTION_UTILS_H


ns3
Definition zt-encryption-utils.cc:10

ns3::EncryptPayload
std::string EncryptPayload(const std::string &data, const byte *key, std::string &ivOut)
Encrypts a plaintext string using AES-CBC mode with a randomly generated IV.
Definition zt-encryption-utils.cc:22

ns3::HexToBytes
std::vector< CryptoPP::byte > HexToBytes(const std::string &hex)
Converts a hexadecimal string into a byte vector.
Definition zt-encryption-utils.cc:84

ns3::DecryptPayload
std::string DecryptPayload(const std::string &cipher, const byte *key)
Decrypts a ciphertext string encrypted with EncryptPayload.
Definition zt-encryption-utils.cc:48

ns3::HexDecodeKey
SecByteBlock HexDecodeKey(const std::string &hex)
Decodes a hex-encoded AES key string into a raw key byte block.
Definition zt-encryption-utils.cc:71