/*ARGSUSED*/
krb5_error_code KRB5_CALLCONV
krb5_c_random_seed(krb5_context context, krb5_data *data)
{
/*
* We can't do much if this fails, so ignore the
* return code. /dev/urandom has its own entropy
* source, so seeding it from here is of questionable
* value in the first place.
*/
(void) C_SeedRandom(krb_ctx_hSession(context),
(CK_BYTE_PTR)data->data,
(CK_ULONG)data->length);
return(0);
}
HRESULT Library_security_pkcs11_native_Microsoft_SPOT_Cryptoki_CryptokiRNG::SeedRandom___VOID__SZARRAY_U1( CLR_RT_StackFrame& stack )
{
TINYCLR_HEADER();
CLR_RT_HeapBlock* pThis = stack.This();
CLR_RT_HeapBlock_Array* pData = stack.Arg1().DereferenceArray();
CLR_RT_HeapBlock* pSession;
CK_SESSION_HANDLE hSession;
FAULT_ON_NULL_ARG(pData);
pSession = pThis[Library_security_pkcs11_native_Microsoft_SPOT_Cryptoki_SessionContainer::FIELD__m_session].Dereference(); FAULT_ON_NULL(pSession);
hSession = pSession[Library_security_pkcs11_native_Microsoft_SPOT_Cryptoki_Session::FIELD__m_handle].NumericByRef().s4;
CRYPTOKI_CHECK_RESULT(stack, C_SeedRandom(hSession, pData->GetFirstElement(), pData->m_numOfElements));
TINYCLR_NOCLEANUP();
}
/*
* Seed the random number generator
*/
int PKCS11_seed_random(PKCS11_SLOT *slot, const unsigned char *s,
unsigned int s_len)
{
PKCS11_SLOT_private *priv = PRIVSLOT(slot);
PKCS11_CTX *ctx = priv->parent;
int rv;
CHECK_SLOT_FORK(slot);
if (!priv->haveSession && PKCS11_open_session(slot, 0)) {
PKCS11err(PKCS11_F_PKCS11_SEED_RANDOM, PKCS11_NO_SESSION);
return -1;
}
rv = CRYPTOKI_call(ctx,
C_SeedRandom(priv->session, (CK_BYTE_PTR) s, s_len));
CRYPTOKI_checkerr(PKCS11_F_PKCS11_SEED_RANDOM, rv);
return pkcs11_check_token(ctx, slot);
}
