PurpleI2P
/
i2pd
mirror of https://github.com/PurpleI2P/i2pd.git
1
0
Fork 0
Code Issues Releases Activity
Browse Source

enable compressible padding

pull/1827/head
orignal 2 years ago
parent
f6ca7c19af
commit
a902d68669
1 changed files with 8 additions and 17 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Unified View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 25
      libi2pd/Identity.cpp

25
libi2pd/Identity.cpp
Unescape 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;
} }

Write Preview
Loading…
Cancel
Save