bool UDPCarrier::OnEvent(struct epoll_event &event) {
//1. Read data
if ((event.events & EPOLLIN) != 0) {
IOBuffer *pInputBuffer = _pProtocol->GetInputBuffer();
o_assert(pInputBuffer != NULL);
if (!pInputBuffer->ReadFromUDPFd(_inboundFd, _ioAmount, _peerAddress)) {
FATAL("Unable to read data");
return false;
}
if (_ioAmount == 0) {
FATAL("Connection closed");
return false;
}
_rx += _ioAmount;
ADD_IN_BYTES_MANAGED(_type, _ioAmount);
if (!_pProtocol->SignalInputData(_ioAmount, &_peerAddress)) {
FATAL("Unable to signal data available");
return false;
}
}
//2. Write data
if ((event.events & EPOLLOUT) != 0) {
NYIR;
}
return true;
}
bool UDPCarrier::OnEvent(select_event &event) {
//3. Do the I/O
switch (event.type) {
case SET_READ:
{
IOBuffer *pInputBuffer = _pProtocol->GetInputBuffer();
o_assert(pInputBuffer != NULL);
if (!pInputBuffer->ReadFromUDPFd(_inboundFd, _ioAmount, _peerAddress)) {
FATAL("Unable to read data");
return false;
}
_rx += _ioAmount;
ADD_IN_BYTES_MANAGED(_type, _ioAmount);
return _pProtocol->SignalInputData(_ioAmount, &_peerAddress);
}
case SET_WRITE:
{
_pProtocol->ReadyForSend();
return true;
}
default:
{
ASSERT("Invalid state: %hhu", event.type);
return false;
}
}
}
bool UDPCarrier::OnEvent(struct kevent &event) {
int32_t recvAmount = 0;
//3. Do the I/O
switch (event.filter) {
case EVFILT_READ:
{
IOBuffer *pInputBuffer = _pProtocol->GetInputBuffer();
assert(pInputBuffer != NULL);
if (!pInputBuffer->ReadFromUDPFd(event.ident, recvAmount, _peerAddress)) {
FATAL("Unable to read data");
return false;
}
_rx += recvAmount;
return _pProtocol->SignalInputData(recvAmount, &_peerAddress);
}
case EVFILT_WRITE:
{
NYIR;
}
default:
{
ASSERT("Invalid state: %hu", event.filter);
return false;
}
}
}
bool UDPCarrier::OnEvent(struct epoll_event &event) {
//1. Read data
if ((event.events & EPOLLIN) != 0) {
IOBuffer *pInputBuffer = _pProtocol->GetInputBuffer();
assert(pInputBuffer != NULL);
int32_t recvBytes = 0;
if (!pInputBuffer->ReadFromUDPFd(_inboundFd, recvBytes, _peerAddress)) {
FATAL("Unable to read data");
return false;
}
if (recvBytes == 0) {
FATAL("Connection closed");
return false;
}
_rx += recvBytes;
if (!_pProtocol->SignalInputData(recvBytes, &_peerAddress)) {
FATAL("Unable to signal data available");
return false;
}
}
//2. Write data
if ((event.events & EPOLLOUT) != 0) {
NYIR;
}
return true;
}
