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/*
* ZeroTier One - Network Virtualization Everywhere
* Copyright (C) 2011-2018 ZeroTier, Inc. https://www.zerotier.com/
*
* 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/>.
*
* --
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial closed-source software that incorporates or links
* directly against ZeroTier software without disclosing the source code
* of your own application.
*/
#ifndef ZT_HTTP_HPP
#define ZT_HTTP_HPP
#include <string>
#include <map>
#include <stdexcept>
#if defined(_WIN32) || defined(_WIN64)
#include <WinSock2.h>
#include <WS2tcpip.h>
#include <Windows.h>
#else
#include <unistd.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#endif
namespace ZeroTier {
/**
* Simple synchronous HTTP client used for updater and cli
*/
class Http
{
public:
/**
* Make HTTP GET request
*
* The caller must set all headers, including Host.
*
* @return HTTP status code or 0 on error (responseBody will contain error message)
*/
static inline unsigned int GET(
unsigned long maxResponseSize,
unsigned long timeout,
const struct sockaddr *remoteAddress,
const char *path,
const std::map<std::string,std::string> &requestHeaders,
std::map<std::string,std::string> &responseHeaders,
std::string &responseBody)
{
return _do(
"GET",
maxResponseSize,
timeout,
remoteAddress,
path,
requestHeaders,
(const void *)0,
0,
responseHeaders,
responseBody);
}
/**
* Make HTTP DELETE request
*
* The caller must set all headers, including Host.
*
* @return HTTP status code or 0 on error (responseBody will contain error message)
*/
static inline unsigned int DEL(
unsigned long maxResponseSize,
unsigned long timeout,
const struct sockaddr *remoteAddress,
const char *path,
const std::map<std::string,std::string> &requestHeaders,
std::map<std::string,std::string> &responseHeaders,
std::string &responseBody)
{
return _do(
"DELETE",
maxResponseSize,
timeout,
remoteAddress,
path,
requestHeaders,
(const void *)0,
0,
responseHeaders,
responseBody);
}
/**
* Make HTTP POST request
*
* It is the responsibility of the caller to set all headers. With POST, the
* Content-Length and Content-Type headers must be set or the POST will not
* work.
*
* @return HTTP status code or 0 on error (responseBody will contain error message)
*/
static inline unsigned int POST(
unsigned long maxResponseSize,
unsigned long timeout,
const struct sockaddr *remoteAddress,
const char *path,
const std::map<std::string,std::string> &requestHeaders,
const void *postData,
unsigned long postDataLength,
std::map<std::string,std::string> &responseHeaders,
std::string &responseBody)
{
return _do(
"POST",
maxResponseSize,
timeout,
remoteAddress,
path,
requestHeaders,
postData,
postDataLength,
responseHeaders,
responseBody);
}
/**
* Make HTTP PUT request
*
* It is the responsibility of the caller to set all headers. With PUT, the
* Content-Length and Content-Type headers must be set or the PUT will not
* work.
*
* @return HTTP status code or 0 on error (responseBody will contain error message)
*/
static inline unsigned int PUT(
unsigned long maxResponseSize,
unsigned long timeout,
const struct sockaddr *remoteAddress,
const char *path,
const std::map<std::string,std::string> &requestHeaders,
const void *postData,
unsigned long postDataLength,
std::map<std::string,std::string> &responseHeaders,
std::string &responseBody)
{
return _do(
"PUT",
maxResponseSize,
timeout,
remoteAddress,
path,
requestHeaders,
postData,
postDataLength,
responseHeaders,
responseBody);
}
private:
static unsigned int _do(
const char *method,
unsigned long maxResponseSize,
unsigned long timeout,
const struct sockaddr *remoteAddress,
const char *path,
const std::map<std::string,std::string> &requestHeaders,
const void *requestBody,
unsigned long requestBodyLength,
std::map<std::string,std::string> &responseHeaders,
std::string &responseBody);
};
} // namespace ZeroTier
#endif
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