Example #1
0
static void TestPassphrase(const std::vector<unsigned char>& vchSalt, const SecureString& passphrase, uint32_t rounds,
                 const std::vector<unsigned char>& correctKey = std::vector<unsigned char>(),
                 const std::vector<unsigned char>& correctIV=std::vector<unsigned char>())
{
    TestPassphraseSingle(vchSalt, passphrase, rounds, correctKey, correctIV);
    for(SecureString::const_iterator i(passphrase.begin()); i != passphrase.end(); ++i)
        TestPassphraseSingle(vchSalt, SecureString(i, passphrase.end()), rounds);
}
Example #2
0
// passphrase must be at most 256 characters or code may crash
void CMnemonic::ToSeed(SecureString mnemonic, SecureString passphrase, SecureVector& seedRet)
{
    SecureString ssSalt = SecureString("mnemonic") + passphrase;
    SecureVector vchSalt(ssSalt.begin(), ssSalt.end());
    seedRet.resize(64);
    // int PKCS5_PBKDF2_HMAC(const char *pass, int passlen,
    //                    const unsigned char *salt, int saltlen, int iter,
    //                    const EVP_MD *digest,
    //                    int keylen, unsigned char *out);
    PKCS5_PBKDF2_HMAC(mnemonic.c_str(), mnemonic.size(), &vchSalt[0], vchSalt.size(), 2048, EVP_sha512(), 64, &seedRet[0]);
}