summaryrefslogtreecommitdiff
path: root/osdep/Http.hpp
blob: 3f98d760ed8826b9f2df1229e563ca1571253c19 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
/*
 * ZeroTier One - Network Virtualization Everywhere
 * Copyright (C) 2011-2017  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