Mirrors/i2pd
2
0
Fork 0
mirror of https://github.com/PurpleI2P/i2pd.git synced 2025-06-14 01:56:52 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 6

common MixHash and MixKey

Browse source
This commit is contained in:
orignal 2020-10-28 21:53:11 -04:00
parent b2f0278180
commit 9f2a2e44a3
7 changed files with 36 additions and 42 deletions
Download patch file Download diff file Expand all files Collapse all files

15
libi2pd/NTCP2.cpp
View file

@ -39,21 +39,6 @@ namespace transport
delete[] m_SessionConfirmedBuffer;
}
void NTCP2Establisher::MixKey (const uint8_t * inputKeyMaterial)
{
i2p::crypto::HKDF (m_CK, inputKeyMaterial, 32, "", m_CK);
// ck is m_CK[0:31], k is m_CK[32:63]
}
void NTCP2Establisher::MixHash (const uint8_t * buf, size_t len)
{
SHA256_CTX ctx;
SHA256_Init (&ctx);
SHA256_Update (&ctx, m_H, 32);
SHA256_Update (&ctx, buf, len);
SHA256_Final (m_H, &ctx);
}
void NTCP2Establisher::KeyDerivationFunction1 (const uint8_t * pub, i2p::crypto::X25519Keys& priv, const uint8_t * rs, const uint8_t * epub)
{
static const uint8_t protocolNameHash[] =