diff options
Diffstat (limited to 'src/transport')
-rw-r--r-- | src/transport/Makefile.am | 7 | ||||
-rw-r--r-- | src/transport/plugin_transport_xu.h | 273 |
2 files changed, 279 insertions, 1 deletions
diff --git a/src/transport/Makefile.am b/src/transport/Makefile.am index 286f03c4d..8697d0941 100644 --- a/src/transport/Makefile.am +++ b/src/transport/Makefile.am | |||
@@ -280,7 +280,6 @@ gnunet_service_transport_CFLAGS = \ | |||
280 | 280 | ||
281 | plugin_LTLIBRARIES = \ | 281 | plugin_LTLIBRARIES = \ |
282 | libgnunet_plugin_transport_tcp.la \ | 282 | libgnunet_plugin_transport_tcp.la \ |
283 | libgnunet_plugin_transport_xt.la \ | ||
284 | libgnunet_plugin_transport_udp.la \ | 283 | libgnunet_plugin_transport_udp.la \ |
285 | $(UNIX_PLUGIN_LA) \ | 284 | $(UNIX_PLUGIN_LA) \ |
286 | $(HTTP_CLIENT_PLUGIN_LA) \ | 285 | $(HTTP_CLIENT_PLUGIN_LA) \ |
@@ -290,6 +289,12 @@ plugin_LTLIBRARIES = \ | |||
290 | $(WLAN_PLUGIN_LA) \ | 289 | $(WLAN_PLUGIN_LA) \ |
291 | $(BT_PLUGIN_LA) | 290 | $(BT_PLUGIN_LA) |
292 | 291 | ||
292 | if HAVE_EXPERIMENTAL | ||
293 | plugin_LTLIBRARIES += \ | ||
294 | libgnunet_plugin_transport_xt.la \ | ||
295 | libgnunet_plugin_transport_xu.la | ||
296 | endif | ||
297 | |||
293 | # Note: real plugins of course need to be added | 298 | # Note: real plugins of course need to be added |
294 | # to the plugin_LTLIBRARIES above | 299 | # to the plugin_LTLIBRARIES above |
295 | noinst_LTLIBRARIES = \ | 300 | noinst_LTLIBRARIES = \ |
diff --git a/src/transport/plugin_transport_xu.h b/src/transport/plugin_transport_xu.h new file mode 100644 index 000000000..1884f92e8 --- /dev/null +++ b/src/transport/plugin_transport_xu.h | |||
@@ -0,0 +1,273 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet | ||
3 | Copyright (C) 2010-2014 GNUnet e.V. | ||
4 | |||
5 | GNUnet is free software; you can redistribute it and/or modify | ||
6 | it under the terms of the GNU General Public License as published | ||
7 | by the Free Software Foundation; either version 3, or (at your | ||
8 | option) any later version. | ||
9 | |||
10 | GNUnet is distributed in the hope that it will be useful, but | ||
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU General Public License | ||
16 | along with GNUnet; see the file COPYING. If not, write to the | ||
17 | Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | ||
18 | Boston, MA 02110-1301, USA. | ||
19 | */ | ||
20 | |||
21 | /** | ||
22 | * @file transport/plugin_transport_xu.h | ||
23 | * @brief Implementation of the XU transport protocol | ||
24 | * @author Christian Grothoff | ||
25 | * @author Nathan Evans | ||
26 | * @author Matthias Wachs | ||
27 | */ | ||
28 | #ifndef PLUGIN_TRANSPORT_XU_H | ||
29 | #define PLUGIN_TRANSPORT_XU_H | ||
30 | |||
31 | #include "platform.h" | ||
32 | #include "gnunet_hello_lib.h" | ||
33 | #include "gnunet_util_lib.h" | ||
34 | #include "gnunet_fragmentation_lib.h" | ||
35 | #include "gnunet_protocols.h" | ||
36 | #include "gnunet_resolver_service.h" | ||
37 | #include "gnunet_signatures.h" | ||
38 | #include "gnunet_constants.h" | ||
39 | #include "gnunet_statistics_service.h" | ||
40 | #include "gnunet_transport_service.h" | ||
41 | #include "gnunet_transport_plugin.h" | ||
42 | #include "transport.h" | ||
43 | |||
44 | #define LOG(kind,...) GNUNET_log_from (kind, "transport-xu", __VA_ARGS__) | ||
45 | |||
46 | #define PLUGIN_NAME "xu" | ||
47 | |||
48 | #define DEBUG_XU GNUNET_NO | ||
49 | |||
50 | #define DEBUG_XU_BROADCASTING GNUNET_NO | ||
51 | |||
52 | /** | ||
53 | * MTU for fragmentation subsystem. Should be conservative since | ||
54 | * all communicating peers MUST work with this MTU. | ||
55 | */ | ||
56 | #define XU_MTU 1400 | ||
57 | |||
58 | |||
59 | GNUNET_NETWORK_STRUCT_BEGIN | ||
60 | /** | ||
61 | * Network format for IPv4 addresses. | ||
62 | */ | ||
63 | struct IPv4XuAddress | ||
64 | { | ||
65 | /** | ||
66 | * Optional options and flags for this address | ||
67 | */ | ||
68 | uint32_t options GNUNET_PACKED; | ||
69 | |||
70 | /** | ||
71 | * IPv4 address, in network byte order. | ||
72 | */ | ||
73 | uint32_t ipv4_addr GNUNET_PACKED; | ||
74 | |||
75 | /** | ||
76 | * Port number, in network byte order. | ||
77 | */ | ||
78 | uint16_t u4_port GNUNET_PACKED; | ||
79 | }; | ||
80 | |||
81 | |||
82 | /** | ||
83 | * Network format for IPv6 addresses. | ||
84 | */ | ||
85 | struct IPv6XuAddress | ||
86 | { | ||
87 | /** | ||
88 | * Optional options and flags for this address | ||
89 | */ | ||
90 | uint32_t options GNUNET_PACKED; | ||
91 | |||
92 | /** | ||
93 | * IPv6 address. | ||
94 | */ | ||
95 | struct in6_addr ipv6_addr GNUNET_PACKED; | ||
96 | |||
97 | /** | ||
98 | * Port number, in network byte order. | ||
99 | */ | ||
100 | uint16_t u6_port GNUNET_PACKED; | ||
101 | }; | ||
102 | GNUNET_NETWORK_STRUCT_END | ||
103 | |||
104 | /** | ||
105 | * Either an IPv4 or IPv6 XU address. Note that without a "length", | ||
106 | * one cannot tell which one of the two types this address represents. | ||
107 | */ | ||
108 | union XuAddress | ||
109 | { | ||
110 | /** | ||
111 | * IPv4 case. | ||
112 | */ | ||
113 | struct IPv4XuAddress v4; | ||
114 | |||
115 | /** | ||
116 | * IPv6 case. | ||
117 | */ | ||
118 | struct IPv6XuAddress v6; | ||
119 | }; | ||
120 | |||
121 | |||
122 | /** | ||
123 | * Information we track for each message in the queue. | ||
124 | */ | ||
125 | struct XU_MessageWrapper; | ||
126 | |||
127 | |||
128 | /** | ||
129 | * Closure for #append_port(). | ||
130 | */ | ||
131 | struct PrettyPrinterContext; | ||
132 | |||
133 | |||
134 | /** | ||
135 | * Encapsulation of all of the state of the plugin. | ||
136 | */ | ||
137 | struct Plugin | ||
138 | { | ||
139 | |||
140 | /** | ||
141 | * Our environment. | ||
142 | */ | ||
143 | struct GNUNET_TRANSPORT_PluginEnvironment *env; | ||
144 | |||
145 | /** | ||
146 | * Session of peers with whom we are currently connected, | ||
147 | * map of peer identity to `struct GNUNET_ATS_Session *`. | ||
148 | */ | ||
149 | struct GNUNET_CONTAINER_MultiPeerMap *sessions; | ||
150 | |||
151 | /** | ||
152 | * ID of select task for IPv4 | ||
153 | */ | ||
154 | struct GNUNET_SCHEDULER_Task *select_task_v4; | ||
155 | |||
156 | /** | ||
157 | * ID of select task for IPv6 | ||
158 | */ | ||
159 | struct GNUNET_SCHEDULER_Task *select_task_v6; | ||
160 | |||
161 | /** | ||
162 | * Address we were told to bind to exclusively (IPv4). | ||
163 | */ | ||
164 | char *bind4_address; | ||
165 | |||
166 | /** | ||
167 | * Address we were told to bind to exclusively (IPv6). | ||
168 | */ | ||
169 | char *bind6_address; | ||
170 | |||
171 | /** | ||
172 | * Handle to NAT traversal support. | ||
173 | */ | ||
174 | struct GNUNET_NAT_Handle *nat; | ||
175 | |||
176 | /** | ||
177 | * Handle to NAT traversal support. | ||
178 | */ | ||
179 | struct GNUNET_NAT_STUN_Handle *stun; | ||
180 | |||
181 | /** | ||
182 | * The read socket for IPv4 | ||
183 | */ | ||
184 | struct GNUNET_NETWORK_Handle *sockv4; | ||
185 | |||
186 | /** | ||
187 | * The read socket for IPv6 | ||
188 | */ | ||
189 | struct GNUNET_NETWORK_Handle *sockv6; | ||
190 | |||
191 | /** | ||
192 | * Running pretty printers: head | ||
193 | */ | ||
194 | struct PrettyPrinterContext *ppc_dll_head; | ||
195 | |||
196 | /** | ||
197 | * Running pretty printers: tail | ||
198 | */ | ||
199 | struct PrettyPrinterContext *ppc_dll_tail; | ||
200 | |||
201 | /** | ||
202 | * Function to call about session status changes. | ||
203 | */ | ||
204 | GNUNET_TRANSPORT_SessionInfoCallback sic; | ||
205 | |||
206 | /** | ||
207 | * Closure for @e sic. | ||
208 | */ | ||
209 | void *sic_cls; | ||
210 | |||
211 | /** | ||
212 | * IPv6 multicast address | ||
213 | */ | ||
214 | struct sockaddr_in6 ipv6_multicast_address; | ||
215 | |||
216 | /** | ||
217 | * Broadcast interval | ||
218 | */ | ||
219 | struct GNUNET_TIME_Relative broadcast_interval; | ||
220 | |||
221 | /** | ||
222 | * Bytes currently in buffer | ||
223 | */ | ||
224 | int64_t bytes_in_buffer; | ||
225 | |||
226 | /** | ||
227 | * Address options | ||
228 | */ | ||
229 | uint32_t myoptions; | ||
230 | |||
231 | /** | ||
232 | * Is IPv6 enabled: #GNUNET_YES or #GNUNET_NO | ||
233 | */ | ||
234 | int enable_ipv6; | ||
235 | |||
236 | /** | ||
237 | * Is IPv4 enabled: #GNUNET_YES or #GNUNET_NO | ||
238 | */ | ||
239 | int enable_ipv4; | ||
240 | |||
241 | /** | ||
242 | * Port we listen on. | ||
243 | */ | ||
244 | uint16_t port; | ||
245 | |||
246 | /** | ||
247 | * Port we advertise on. | ||
248 | */ | ||
249 | uint16_t aport; | ||
250 | |||
251 | }; | ||
252 | |||
253 | |||
254 | /** | ||
255 | * Function called for a quick conversion of the binary address to | ||
256 | * a numeric address. Note that the caller must not free the | ||
257 | * address and that the next call to this function is allowed | ||
258 | * to override the address again. | ||
259 | * | ||
260 | * @param cls closure | ||
261 | * @param addr binary address (a `union XuAddress`) | ||
262 | * @param addrlen length of the @a addr | ||
263 | * @return string representing the same address | ||
264 | */ | ||
265 | const char * | ||
266 | xu_address_to_string (void *cls, | ||
267 | const void *addr, | ||
268 | size_t addrlen); | ||
269 | |||
270 | |||
271 | /*#ifndef PLUGIN_TRANSPORT_XU_H*/ | ||
272 | #endif | ||
273 | /* end of plugin_transport_xu.h */ | ||