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Multicast DTLS

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Restored the multicast key setting code that was lost during rebase.
This commit is contained in:
John Safranek
2017-07-19 14:01:29 -07:00
parent 935bf9028d
commit 0fee243b75
1 changed files with 28 additions and 3 deletions
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31
src/keys.c
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@ -3045,7 +3045,7 @@ int SetKeysSide(WOLFSSL* ssl, enum encrypt_side side)
/* TLS can call too */
int StoreKeys(WOLFSSL* ssl, const byte* keyData, int side)
{
int sz, i = 0, haveMcast = 0;
int sz, i = 0;
Keys* keys = &ssl->keys;
#ifdef HAVE_SECURE_RENEGOTIATION
@ -3057,8 +3057,33 @@ int StoreKeys(WOLFSSL* ssl, const byte* keyData, int side)
#endif /* HAVE_SECURE_RENEGOTIATION */
#ifdef WOLFSSL_MULTICAST
haveMcast = ssl->options.haveMcast;
#endif
if (ssl->options.haveMcast) {
/* Use the same keys for encrypt and decrypt. */
if (ssl->specs.cipher_type != aead) {
sz = ssl->specs.hash_size;
XMEMCPY(keys->client_write_MAC_secret,&keyData[i], sz);
XMEMCPY(keys->server_write_MAC_secret,&keyData[i], sz);
i += sz;
}
sz = ssl->specs.key_size;
XMEMCPY(keys->client_write_key, &keyData[i], sz);
XMEMCPY(keys->server_write_key, &keyData[i], sz);
i += sz;
sz = ssl->specs.iv_size;
XMEMCPY(keys->client_write_IV, &keyData[i], sz);
XMEMCPY(keys->server_write_IV, &keyData[i], sz);
#ifdef HAVE_AEAD
if (ssl->specs.cipher_type == aead) {
/* Initialize the AES-GCM/CCM explicit IV to a zero. */
XMEMSET(keys->aead_exp_IV, 0, AEAD_MAX_EXP_SZ);
}
#endif /* HAVE_AEAD */
return 0;
}
#endif /* WOLFSSL_MULTICAST */
if (ssl->specs.cipher_type != aead) {
sz = ssl->specs.hash_size;