/**
* Copyright (c) 2018 Cornell University.
*
* Author: Ted Yin <tederminant@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is furnished to do
* so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef _SALTICIDAE_NETWORK_H
#define _SALTICIDAE_NETWORK_H
#include "salticidae/event.h"
#include "salticidae/crypto.h"
#include "salticidae/netaddr.h"
#include "salticidae/msg.h"
#include "salticidae/conn.h"
#ifdef __cplusplus
#include <unordered_set>
#include <shared_mutex>
#include <openssl/rand.h>
namespace salticidae {
/** Network of nodes who can send async messages. */
template<typename OpcodeType>
class MsgNetwork: public ConnPool {
public:
using Msg = MsgBase<OpcodeType>;
/* match lambdas */
template<typename T>
struct callback_traits:
public callback_traits<decltype(&T::operator())> {};
/* match plain functions */
template<typename ReturnType, typename MsgType, typename ConnType>
struct callback_traits<ReturnType(MsgType, ConnType)> {
using ret_type = ReturnType;
using conn_type = typename std::remove_reference<ConnType>::type::type;
using msg_type