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http_response_ptr.hpp
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122 lines (109 loc) · 3.27 KB
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/*
This file is part of libhttpserver
Copyright (C) 2011, 2012, 2013, 2014 Sebastiano Merlino
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
USA
*/
#if !defined (_HTTPSERVER_HPP_INSIDE_) && !defined (HTTPSERVER_COMPILATION)
#error "Only <httpserver.hpp> or <httpserverpp> can be included directly."
#endif
#ifndef _HTTP_RESPONSE_PTR_HPP_
#define _HTTP_RESPONSE_PTR_HPP_
#include "httpserver/http_response.hpp"
namespace httpserver
{
class webserver;
namespace details
{
struct http_response_ptr
{
public:
http_response_ptr():
res(0x0),
num_references(0x0)
{
num_references = new int(0);
}
http_response_ptr(http_response* res):
res(res),
num_references(0x0)
{
num_references = new int(0);
}
http_response_ptr(const http_response_ptr& b):
res(b.res),
num_references(b.num_references)
{
(*num_references)++;
}
~http_response_ptr()
{
if(num_references)
{
if((*num_references) == 0)
{
if(res && res->is_autodelete())
{
delete res;
res = 0x0;
}
delete num_references;
}
else
(*num_references)--;
}
}
http_response& operator* ()
{
return *res;
}
http_response* operator-> ()
{
return res;
}
http_response* ptr()
{
return res;
}
http_response_ptr& operator= (const http_response_ptr& b)
{
if( this != &b)
{
if(num_references)
{
if((*num_references) == 0)
{
if(res && res->autodelete)
{
delete res;
res = 0x0;
}
delete num_references;
}
else
(*num_references)--;
}
res = b.res;
num_references = b.num_references;
(*num_references)++;
}
return *this;
}
private:
http_response* res;
int* num_references;
friend class ::httpserver::webserver;
};
} //details
} //httpserver
#endif //_HTTP_RESPONSE_PTR_HPP_