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MsgPack.h
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MsgPack.h
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//Copyright 2015 Alessandro Viganò https://github.com/alvistar
//
//Licensed under the Apache License, Version 2.0 (the "License");
//you may not use this file except in compliance with the License.
//You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
//Unless required by applicable law or agreed to in writing, software
//distributed under the License is distributed on an "AS IS" BASIS,
//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//See the License for the specific language governing permissions and
// limitations under the License.
#include <string>
#include <sys/types.h>
#include <utility>
#include "mpack/mpack.h"
#ifndef CPPWAMP_MSGPACK_H
#define CPPWAMP_MSGPACK_H
#define MPARR(X) MComp {mpArr, X}
#define MPMAP(X) MComp {mpMap, X}
class MsgPack {
private:
mpack_writer_t writer;
char data[1024];
void _getJson(std::stringstream &s, mpack_reader_t &reader) const;
void packAll() {
}
template <typename A>
void packAll (A&& p1){
pack(p1);
}
template <typename A, typename ...B>
void packAll (A&& p1, B&&... params) {
packAll (std::forward<A> (p1));
packAll (std::forward<B>(params)...);
}
public:
MsgPack();
MsgPack(int i):MsgPack() {
pack(i);
}
MsgPack(std::string s):MsgPack() {
pack(s);
}
bool isEmpty() {
return mpack_writer_buffer_used(&writer) == 0;
}
void pack_array(uint32_t number);
void pack_map(uint32_t n);
void pack(std::string s);
void pack(int i);
void pack(MsgPack mp);
void clear();
void pack(unsigned long long int i);
size_t getUsedBuffer() const;
char* getData() const;
std::string getJson() const;
template <typename ...ITEMS>
void packArray(ITEMS&&... items) {
uint elements = uint(sizeof ...(items));
pack_array(elements);
packAll(std::forward<ITEMS>(items)...);
}
template <typename T>
MsgPack& operator << (const T& data) {
pack(data);
return *this;
}
friend std::ostream &operator << (std::ostream &os, const MsgPack &o) {
return os << o.getJson();
}
};
class MsgPackArr: public MsgPack {
private:
void packAll() {
}
template <typename A>
void packAll (A&& p1){
pack(p1);
}
template <typename A, typename ...B>
void packAll (A&& p1, B&&... params) {
packAll (std::forward<A> (p1));
packAll (std::forward<B>(params)...);
}
public:
template <typename ...A>
MsgPackArr(A&&... params) {
uint elements = uint(sizeof ...(A));
pack_array(elements);
packAll(std::forward<A>(params)...);
}
};
class MsgPackMap: public MsgPack {
private:
void packAll() {
}
template <typename A>
void packAll (A&& p1){
pack(p1);
}
template <typename A, typename ...B>
void packAll (A&& p1, B&&... params)
{
packAll (std::forward<A> (p1));
packAll (std::forward<B>(params)...);
}
public:
template <typename ...A>
MsgPackMap(A&&... params) {
uint elements = (uint(sizeof ...(A)))/2;
pack_map(elements);
packAll(std::forward<A>(params)...);
}
};
#endif //CPPWAMP_MSGPACK_H