mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2024-12-28 08:48:52 +00:00
130 lines
3.7 KiB
C++
130 lines
3.7 KiB
C++
/*
|
|
* ZeroTier One - Global Peer to Peer Ethernet
|
|
* Copyright (C) 2012-2013 ZeroTier Networks LLC
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
* --
|
|
*
|
|
* ZeroTier may be used and distributed under the terms of the GPLv3, which
|
|
* are available at: http://www.gnu.org/licenses/gpl-3.0.html
|
|
*
|
|
* If you would like to embed ZeroTier into a commercial application or
|
|
* redistribute it in a modified binary form, please contact ZeroTier Networks
|
|
* LLC. Start here: http://www.zerotier.com/
|
|
*/
|
|
|
|
#ifndef _ZT_HTTP_HPP
|
|
#define _ZT_HTTP_HPP
|
|
|
|
#include <map>
|
|
#include <string>
|
|
#include <stdexcept>
|
|
#include "Thread.hpp"
|
|
|
|
#include "../ext/http-parser/http_parser.h"
|
|
|
|
namespace ZeroTier {
|
|
|
|
class Http
|
|
{
|
|
public:
|
|
/**
|
|
* HTTP request methods
|
|
*/
|
|
enum Method
|
|
{
|
|
HTTP_METHOD_GET,
|
|
HTTP_METHOD_HEAD
|
|
};
|
|
|
|
/**
|
|
* An empty headers map for convenience
|
|
*/
|
|
static const std::map<std::string,std::string> EMPTY_HEADERS;
|
|
|
|
/**
|
|
* HTTP request
|
|
*/
|
|
class Request : protected Thread
|
|
{
|
|
public:
|
|
/**
|
|
* Create and issue an HTTP request
|
|
*
|
|
* The supplied handler is called when the request is
|
|
* complete or if an error occurs. A code of zero indicates
|
|
* that the server could not be reached, and a description
|
|
* of the error will be in 'body'. If the handler returns
|
|
* false the Request object deletes itself. Otherwise the
|
|
* object must be deleted by other code.
|
|
*
|
|
* @param m Request method
|
|
* @param url Destination URL
|
|
* @param rh Request headers
|
|
* @param rb Request body or empty string for none (currently unused)
|
|
* @param handler Request handler function
|
|
* @param arg First argument to request handler
|
|
*/
|
|
Request(
|
|
Http::Method m,
|
|
const std::string &url,
|
|
const std::map<std::string,std::string> &rh,
|
|
const std::string &rb,
|
|
bool (*handler)(Request *,void *,const std::string &,int,const std::map<std::string,std::string> &,const std::string &),
|
|
void *arg);
|
|
|
|
/**
|
|
* Destruction cancels any in-progress request
|
|
*/
|
|
virtual ~Request();
|
|
|
|
protected:
|
|
virtual void main()
|
|
throw();
|
|
|
|
private:
|
|
// HTTP parser handlers
|
|
static int _http_on_message_begin(http_parser *parser);
|
|
static int _http_on_url(http_parser *parser,const char *data,size_t length);
|
|
static int _http_on_status_complete(http_parser *parser);
|
|
static int _http_on_header_field(http_parser *parser,const char *data,size_t length);
|
|
static int _http_on_header_value(http_parser *parser,const char *data,size_t length);
|
|
static int _http_on_headers_complete(http_parser *parser);
|
|
static int _http_on_body(http_parser *parser,const char *data,size_t length);
|
|
static int _http_on_message_complete(http_parser *parser);
|
|
|
|
http_parser _parser;
|
|
std::string _url;
|
|
|
|
std::map<std::string,std::string> _requestHeaders;
|
|
std::map<std::string,std::string> _responseHeaders;
|
|
|
|
std::string _currentHeaderField;
|
|
std::string _responseBody;
|
|
|
|
bool (*_handler)(Request *,void *,const std::string &,int,const std::map<std::string,std::string> &,const std::string &);
|
|
void *_arg;
|
|
|
|
Http::Method _method;
|
|
int _responseStatusCode;
|
|
bool _messageComplete;
|
|
volatile int _fd;
|
|
};
|
|
};
|
|
|
|
} // namespace ZeroTier
|
|
|
|
#endif
|