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fix code syle(spaces->tabs, tabulations)

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Signed-off-by: R4SAS <r4sas@i2pmail.org>
This commit is contained in:
R4SAS 2020-03-01 13:25:50 +03:00 • committed by R4SAS
parent 9633c247f0
commit 7a5146ea74
115 changed files with 3206 additions and 3161 deletions
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43
libi2pd/Ed25519.cpp
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@ -121,7 +121,7 @@ namespace crypto
return passed;
}
void Ed25519::Sign (const uint8_t * expandedPrivateKey, const uint8_t * publicKeyEncoded,
void Ed25519::Sign (const uint8_t * expandedPrivateKey, const uint8_t * publicKeyEncoded,
const uint8_t * buf, size_t len, uint8_t * signature) const
{
BN_CTX * bnCtx = BN_CTX_new ();
@ -153,7 +153,7 @@ namespace crypto
BN_CTX_free (bnCtx);
}
void Ed25519::SignRedDSA (const uint8_t * privateKey, const uint8_t * publicKeyEncoded,
void Ed25519::SignRedDSA (const uint8_t * privateKey, const uint8_t * publicKeyEncoded,
const uint8_t * buf, size_t len, uint8_t * signature) const
{
BN_CTX * bnCtx = BN_CTX_new ();
@ -164,16 +164,16 @@ namespace crypto
SHA512_CTX ctx;
SHA512_Init (&ctx);
SHA512_Update (&ctx, T, 80);
SHA512_Update (&ctx, publicKeyEncoded, 32);
SHA512_Update (&ctx, publicKeyEncoded, 32);
SHA512_Update (&ctx, buf, len); // data
uint8_t digest[64];
SHA512_Final (digest, &ctx);
BIGNUM * r = DecodeBN<64> (digest);
BN_mod (r, r, l, bnCtx); // % l
BIGNUM * r = DecodeBN<64> (digest);
BN_mod (r, r, l, bnCtx); // % l
EncodeBN (r, digest, 32);
// calculate R
uint8_t R[EDDSA25519_SIGNATURE_LENGTH/2]; // we must use separate buffer because signature might be inside buf
EncodePoint (Normalize (MulB (digest, bnCtx), bnCtx), R);
EncodePoint (Normalize (MulB (digest, bnCtx), bnCtx), R);
// calculate S
SHA512_Init (&ctx);
SHA512_Update (&ctx, R, EDDSA25519_SIGNATURE_LENGTH/2); // R
@ -182,7 +182,7 @@ namespace crypto
SHA512_Final (digest, &ctx);
BIGNUM * h = DecodeBN<64> (digest);
// S = (r + h*a) % l
BIGNUM * a = DecodeBN<EDDSA25519_PRIVATE_KEY_LENGTH> (privateKey);
BIGNUM * a = DecodeBN<EDDSA25519_PRIVATE_KEY_LENGTH> (privateKey);
BN_mod_mul (h, h, a, l, bnCtx); // %l
BN_mod_add (h, h, r, l, bnCtx); // %l
memcpy (signature, R, EDDSA25519_SIGNATURE_LENGTH/2);
@ -190,7 +190,7 @@ namespace crypto
BN_free (r); BN_free (h); BN_free (a);
BN_CTX_free (bnCtx);
}
EDDSAPoint Ed25519::Sum (const EDDSAPoint& p1, const EDDSAPoint& p2, BN_CTX * ctx) const
{
// x3 = (x1*y2+y1*x2)*(z1*z2-d*t1*t2)
@ -467,7 +467,7 @@ namespace crypto
--bits;
auto k_t = BN_is_bit_set(k, bits) ? 1 : 0;
swap ^= k_t;
if (swap)
if (swap)
{
std::swap (x2, x3);
std::swap (z2, z3);
@ -492,7 +492,7 @@ namespace crypto
BN_mod_mul(z3, x1, z2, q, ctx);
BN_mod_mul(z2, tmp1, tmp0, q, ctx);
}
if (swap)
if (swap)
{
std::swap (x2, x3);
std::swap (z2, z3);
@ -533,9 +533,9 @@ namespace crypto
{
BN_CTX * ctx = BN_CTX_new ();
// calculate alpha = seed mod l
BIGNUM * alpha = DecodeBN<64> (seed); // seed is in Little Endian
BIGNUM * alpha = DecodeBN<64> (seed); // seed is in Little Endian
BN_mod (alpha, alpha, l, ctx); // % l
uint8_t priv[32];
uint8_t priv[32];
EncodeBN (alpha, priv, 32); // back to Little Endian
BN_free (alpha);
// A' = BLIND_PUBKEY(A, alpha) = A + DERIVE_PUBLIC(alpha)
@ -548,16 +548,16 @@ namespace crypto
{
BN_CTX * ctx = BN_CTX_new ();
// calculate alpha = seed mod l
BIGNUM * alpha = DecodeBN<64> (seed); // seed is in Little Endian
BIGNUM * alpha = DecodeBN<64> (seed); // seed is in Little Endian
BN_mod (alpha, alpha, l, ctx); // % l
BIGNUM * p = DecodeBN<32> (priv); // priv is in Little Endian
BIGNUM * p = DecodeBN<32> (priv); // priv is in Little Endian
BN_add (alpha, alpha, p); // alpha = alpha + priv
// a' = BLIND_PRIVKEY(a, alpha) = (a + alpha) mod L
// a' = BLIND_PRIVKEY(a, alpha) = (a + alpha) mod L
BN_mod (alpha, alpha, l, ctx); // % l
EncodeBN (alpha, blindedPriv, 32);
// A' = DERIVE_PUBLIC(a')
// A' = DERIVE_PUBLIC(a')
auto A1 = MulB (blindedPriv, ctx);
EncodePublicKey (A1, blindedPub, ctx);
EncodePublicKey (A1, blindedPub, ctx);
BN_free (alpha); BN_free (p);
BN_CTX_free (ctx);
}
@ -574,14 +574,14 @@ namespace crypto
{
uint8_t seed[32];
RAND_bytes (seed, 32);
BIGNUM * p = DecodeBN<32> (seed);
BIGNUM * p = DecodeBN<32> (seed);
BN_CTX * ctx = BN_CTX_new ();
BN_mod (p, p, l, ctx); // % l
EncodeBN (p, priv, 32);
EncodeBN (p, priv, 32);
BN_CTX_free (ctx);
BN_free (p);
}
}
static std::unique_ptr<Ed25519> g_Ed25519;
std::unique_ptr<Ed25519>& GetEd25519 ()
{
@ -597,4 +597,3 @@ namespace crypto
}
}
}