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call CryptoConstants from Crypto.cpp only

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orignal 2015-12-18 10:09:25 -05:00
parent c3238f4d0b
commit a994bbc36b
5 changed files with 80 additions and 70 deletions
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65
Crypto.cpp
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@ -66,7 +66,44 @@ namespace crypto
const int rsae_ = 65537;
const CryptoConstants& GetCryptoConstants ()
struct CryptoConstants
{
// DH/ElGamal
BIGNUM * elgp;
BIGNUM * elgg;
// DSA
BIGNUM * dsap;
BIGNUM * dsaq;
BIGNUM * dsag;
// RSA
BIGNUM * rsae;
CryptoConstants (const uint8_t * elgp_, int elgg_, const uint8_t * dsap_,
const uint8_t * dsaq_, const uint8_t * dsag_, int rsae_)
{
elgp = BN_new ();
BN_bin2bn (elgp_, 256, elgp);
elgg = BN_new ();
BN_set_word (elgg, elgg_);
dsap = BN_new ();
BN_bin2bn (dsap_, 128, dsap);
dsaq = BN_new ();
BN_bin2bn (dsaq_, 20, dsaq);
dsag = BN_new ();
BN_bin2bn (dsag_, 128, dsag);
rsae = BN_new ();
BN_set_word (rsae, rsae_);
}
~CryptoConstants ()
{
BN_free (elgp); BN_free (elgg); BN_free (dsap); BN_free (dsaq); BN_free (dsag); BN_free (rsae);
}
};
static const CryptoConstants& GetCryptoConstants ()
{
static CryptoConstants cryptoConstants (elgp_, elgg_, dsap_, dsaq_, dsag_, rsae_);
return cryptoConstants;
@ -81,6 +118,32 @@ namespace crypto
return true;
}
// RSA
#define rsae GetCryptoConstants ().rsae
const BIGNUM * GetRSAE ()
{
return rsae;
}
// DSA
#define dsap GetCryptoConstants ().dsap
#define dsaq GetCryptoConstants ().dsaq
#define dsag GetCryptoConstants ().dsag
DSA * CreateDSA ()
{
DSA * dsa = DSA_new ();
dsa->p = BN_dup (dsap);
dsa->q = BN_dup (dsaq);
dsa->g = BN_dup (dsag);
dsa->priv_key = NULL;
dsa->pub_key = NULL;
return dsa;
}
// DH/ElGamal
#define elgp GetCryptoConstants ().elgp
#define elgg GetCryptoConstants ().elgg
// DH
DHKeys::DHKeys (): m_IsUpdated (true)