Common.h File Reference

#include <mutex>
#include <libdevcore/Common.h>
#include <libdevcore/FixedHash.h>
#include <libdevcore/Exceptions.h>

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Classes
struct	dev::SignatureStruct
class	dev::KeyPair
	Simple class that represents a "key pair". More...
class	dev::crypto::Nonce
	Generator for non-repeating nonce material. More...

Namespaces
	dev
	Adapted from code found on http://stackoverflow.com/questions/180947/base64-decode-snippet-in-c Originally by René Nyffenegger.
	dev::crypto
	dev::crypto::ecdh

Typedefs
using	dev::Secret = SecureFixedHash< 32 >
using	dev::Public = h512
	A public key: 64 bytes. More...
using	dev::Signature = h520
	A signature: 65 bytes: r: [0, 32), s: [32, 64), v: 64. More...
using	dev::Address = h160
	An Ethereum address: 20 bytes. More...
using	dev::Addresses = h160s
	A vector of Ethereum addresses. More...
using	dev::AddressHash = std::unordered_set< h160 >
	A hash set of Ethereum addresses. More...
using	dev::Secrets = std::vector< Secret >
	A vector of secrets. More...

Functions
Public	dev::toPublic (Secret const &_secret)
	Convert a secret key into the public key equivalent. More...
Address	dev::toAddress (Public const &_public)
	Convert a public key to address. More...
Address	dev::toAddress (Secret const &_secret)
	Convert a secret key into address of public key equivalent. More...
Address	dev::toAddress (Address const &_from, u256 const &_nonce)
void	dev::encrypt (Public const &_k, bytesConstRef _plain, bytes &o_cipher)
	Encrypts plain text using Public key. More...
bool	dev::decrypt (Secret const &_k, bytesConstRef _cipher, bytes &o_plaintext)
	Decrypts cipher using Secret key. More...
void	dev::encryptSym (Secret const &_k, bytesConstRef _plain, bytes &o_cipher)
	Symmetric encryption. More...
bool	dev::decryptSym (Secret const &_k, bytesConstRef _cipher, bytes &o_plaintext)
	Symmetric decryption. More...
void	dev::encryptECIES (Public const &_k, bytesConstRef _plain, bytes &o_cipher)
	Encrypt payload using ECIES standard with AES128-CTR. More...
void	dev::encryptECIES (Public const &_k, bytesConstRef _sharedMacData, bytesConstRef _plain, bytes &o_cipher)
	Encrypt payload using ECIES standard with AES128-CTR. More...
bool	dev::decryptECIES (Secret const &_k, bytesConstRef _cipher, bytes &o_plaintext)
	Decrypt payload using ECIES standard with AES128-CTR. More...
bool	dev::decryptECIES (Secret const &_k, bytesConstRef _sharedMacData, bytesConstRef _cipher, bytes &o_plaintext)
	Decrypt payload using ECIES standard with AES128-CTR. More...
std::pair< bytes, h128 >	dev::encryptSymNoAuth (SecureFixedHash< 16 > const &_k, bytesConstRef _plain)
	Encrypts payload with random IV/ctr using AES128-CTR. More...
bytes	dev::encryptAES128CTR (bytesConstRef _k, h128 const &_iv, bytesConstRef _plain)
	Encrypts payload with specified IV/ctr using AES128-CTR. More...
bytesSec	dev::decryptAES128CTR (bytesConstRef _k, h128 const &_iv, bytesConstRef _cipher)
	Decrypts payload with specified IV/ctr using AES128-CTR. More...
bytes	dev::encryptSymNoAuth (SecureFixedHash< 16 > const &_k, h128 const &_iv, bytesConstRef _plain)
	Encrypts payload with specified IV/ctr using AES128-CTR. More...
bytes	dev::encryptSymNoAuth (SecureFixedHash< 32 > const &_k, h128 const &_iv, bytesConstRef _plain)
bytesSec	dev::decryptSymNoAuth (SecureFixedHash< 16 > const &_k, h128 const &_iv, bytesConstRef _cipher)
	Decrypts payload with specified IV/ctr using AES128-CTR. More...
bytesSec	dev::decryptSymNoAuth (SecureFixedHash< 32 > const &_k, h128 const &_iv, bytesConstRef _cipher)
Public	dev::recover (Signature const &_sig, h256 const &_hash)
	Recovers Public key from signed message hash. More...
Signature	dev::sign (Secret const &_k, h256 const &_hash)
	Returns siganture of message hash. More...
bool	dev::verify (Public const &_k, Signature const &_s, h256 const &_hash)
	Verify signature. More...
bytesSec	dev::pbkdf2 (std::string const &_pass, bytes const &_salt, unsigned _iterations, unsigned _dkLen=32)
	Derive key via PBKDF2. More...
bytesSec	dev::scrypt (std::string const &_pass, bytes const &_salt, uint64_t _n, uint32_t _r, uint32_t _p, unsigned _dkLen)
	Derive key via Scrypt. More...
	dev::crypto::DEV_SIMPLE_EXCEPTION (InvalidState)
h256	dev::crypto::kdf (Secret const &_priv, h256 const &_hash)
	Key derivation. More...
void	dev::crypto::ecdh::agree (Secret const &_s, Public const &_r, Secret &o_s)

Variables
Address	dev::ZeroAddress = Address()
	The zero address. More...