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Code Issues Releases Activity

use 256 bytes block for keys expansion

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orignal 2015-02-19 13:50:04 -05:00
parent 5deccd7833
commit e5d9c26868
1 changed files with 2 additions and 2 deletions
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4
Reseed.cpp
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@ -633,10 +633,10 @@ namespace data
// calculate master secret // calculate master secret
PRF (secret, "master secret", random, 64, 48, masterSecret); PRF (secret, "master secret", random, 64, 48, masterSecret);
// expand master secret // expand master secret
uint8_t keys[128]; // clientMACKey, serverMACKey, clientKey, serverKey uint8_t keys[256]; // clientMACKey, serverMACKey, clientKey, serverKey
memcpy (random, serverRandom, 32); memcpy (random, serverRandom, 32);
memcpy (random + 32, clientHello + 11, 32); memcpy (random + 32, clientHello + 11, 32);
PRF (masterSecret, "key expansion", random, 64, sizeof (keys), keys); PRF (masterSecret, "key expansion", random, 64, 256, keys);
memcpy (m_MacKey, keys, 32); memcpy (m_MacKey, keys, 32);
m_Encryption.SetKey (keys + 64); m_Encryption.SetKey (keys + 64);
m_Decryption.SetKey (keys + 96); m_Decryption.SetKey (keys + 96);