Snow3G(const BytesVector &key, const BytesVector &IV, const uint64_t &output_size)
: output_size(output_size)
{
setIV(IV);
setKey(key);
keySetup();
}
void CipherKeyImpl::generateKey()
{
ByteVec vec;
getRandomBytes(vec, keySize());
setKey(vec);
getRandomBytes(vec, ivSize());
setIV(vec);
}
bool FileNode::setName(const char *plaintextName_, const char *cipherName_,
uint64_t iv, bool setIVFirst) {
// Lock _lock( mutex );
if (cipherName_ != nullptr) {
VLOG(1) << "calling setIV on " << cipherName_;
}
if (setIVFirst) {
if (fsConfig->config->externalIVChaining && !setIV(io, iv)) {
return false;
}
// now change the name..
if (plaintextName_ != nullptr) {
this->_pname = plaintextName_;
}
if (cipherName_ != nullptr) {
this->_cname = cipherName_;
io->setFileName(cipherName_);
}
} else {
std::string oldPName = _pname;
std::string oldCName = _cname;
if (plaintextName_ != nullptr) {
this->_pname = plaintextName_;
}
if (cipherName_ != nullptr) {
this->_cname = cipherName_;
io->setFileName(cipherName_);
}
if (fsConfig->config->externalIVChaining && !setIV(io, iv)) {
_pname = oldPName;
_cname = oldCName;
return false;
}
}
return true;
}
