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enable compressible padding

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pull/1827/head
orignal 2 years ago
parent f6ca7c19af
commit a902d68669
1 changed files with 8 additions and 17 deletions
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25
libi2pd/Identity.cpp
Unescape Escape View File

@ -49,29 +49,21 @@ namespace data
IdentityEx::IdentityEx(const uint8_t * publicKey, const uint8_t * signingKey, SigningKeyType type, CryptoKeyType cryptoType) IdentityEx::IdentityEx(const uint8_t * publicKey, const uint8_t * signingKey, SigningKeyType type, CryptoKeyType cryptoType)
{ {
/*uint8_t randomPaddingBlock[32]; uint8_t randomPaddingBlock[32];
RAND_bytes (randomPaddingBlock, 32);*/ RAND_bytes (randomPaddingBlock, 32);
if (cryptoType == CRYPTO_KEY_TYPE_ECIES_X25519_AEAD) if (cryptoType == CRYPTO_KEY_TYPE_ECIES_X25519_AEAD)
{ {
/*memcpy (m_StandardIdentity.publicKey, publicKey ? publicKey : randomPaddingBlock, 32); memcpy (m_StandardIdentity.publicKey, publicKey ? publicKey : randomPaddingBlock, 32);
for (int i = 0; i < 7; i++) // 224 bytes for (int i = 0; i < 7; i++) // 224 bytes
memcpy (m_StandardIdentity.publicKey + 32*(i + 1), randomPaddingBlock, 32);*/ memcpy (m_StandardIdentity.publicKey + 32*(i + 1), randomPaddingBlock, 32);
if (publicKey)
{
memcpy (m_StandardIdentity.publicKey, publicKey, 32);
RAND_bytes (m_StandardIdentity.publicKey + 32, 224);
}
else
RAND_bytes (m_StandardIdentity.publicKey, 256);
} }
else else
{ {
if (publicKey) if (publicKey)
memcpy (m_StandardIdentity.publicKey, publicKey, 256); memcpy (m_StandardIdentity.publicKey, publicKey, 256);
else else
RAND_bytes (m_StandardIdentity.publicKey, 256); for (int i = 0; i < 8; i++) // 256 bytes
/*for (int i = 0; i < 8; i++) // 256 bytes memcpy (m_StandardIdentity.publicKey + 32*i, randomPaddingBlock, 32);
memcpy (m_StandardIdentity.publicKey + 32*i, randomPaddingBlock, 32);*/
} }
if (type != SIGNING_KEY_TYPE_DSA_SHA1) if (type != SIGNING_KEY_TYPE_DSA_SHA1)
{ {
@ -110,9 +102,8 @@ namespace data
case SIGNING_KEY_TYPE_REDDSA_SHA512_ED25519: case SIGNING_KEY_TYPE_REDDSA_SHA512_ED25519:
{ {
size_t padding = 128 - i2p::crypto::EDDSA25519_PUBLIC_KEY_LENGTH; // 96 = 128 - 32 size_t padding = 128 - i2p::crypto::EDDSA25519_PUBLIC_KEY_LENGTH; // 96 = 128 - 32
/*for (int i = 0; i < 3; i++) // 96 bytes for (int i = 0; i < 3; i++) // 96 bytes
memcpy (m_StandardIdentity.signingKey + 32*i, randomPaddingBlock, 32);*/ memcpy (m_StandardIdentity.signingKey + 32*i, randomPaddingBlock, 32);
RAND_bytes (m_StandardIdentity.signingKey, 96);
memcpy (m_StandardIdentity.signingKey + padding, signingKey, i2p::crypto::EDDSA25519_PUBLIC_KEY_LENGTH); memcpy (m_StandardIdentity.signingKey + padding, signingKey, i2p::crypto::EDDSA25519_PUBLIC_KEY_LENGTH);
break; break;
} }

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