/src/glib/gio/ginetaddress.c
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1 | | /* GIO - GLib Input, Output and Streaming Library |
2 | | * |
3 | | * Copyright (C) 2008 Christian Kellner, Samuel Cormier-Iijima |
4 | | * |
5 | | * This library is free software; you can redistribute it and/or |
6 | | * modify it under the terms of the GNU Lesser General Public |
7 | | * License as published by the Free Software Foundation; either |
8 | | * version 2.1 of the License, or (at your option) any later version. |
9 | | * |
10 | | * This library is distributed in the hope that it will be useful, |
11 | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | | * Lesser General Public License for more details. |
14 | | * |
15 | | * You should have received a copy of the GNU Lesser General |
16 | | * Public License along with this library; if not, see <http://www.gnu.org/licenses/>. |
17 | | * |
18 | | * Authors: Christian Kellner <gicmo@gnome.org> |
19 | | * Samuel Cormier-Iijima <sciyoshi@gmail.com> |
20 | | */ |
21 | | |
22 | | #include <config.h> |
23 | | |
24 | | #include <string.h> |
25 | | |
26 | | #include <glib.h> |
27 | | |
28 | | #include "ginetaddress.h" |
29 | | #include "gioenums.h" |
30 | | #include "gioenumtypes.h" |
31 | | #include "glibintl.h" |
32 | | #include "gnetworkingprivate.h" |
33 | | |
34 | | struct _GInetAddressPrivate |
35 | | { |
36 | | GSocketFamily family; |
37 | | union { |
38 | | struct in_addr ipv4; |
39 | | #ifdef HAVE_IPV6 |
40 | | struct in6_addr ipv6; |
41 | | #endif |
42 | | } addr; |
43 | | }; |
44 | | |
45 | | /** |
46 | | * SECTION:ginetaddress |
47 | | * @short_description: An IPv4/IPv6 address |
48 | | * @include: gio/gio.h |
49 | | * |
50 | | * #GInetAddress represents an IPv4 or IPv6 internet address. Use |
51 | | * g_resolver_lookup_by_name() or g_resolver_lookup_by_name_async() to |
52 | | * look up the #GInetAddress for a hostname. Use |
53 | | * g_resolver_lookup_by_address() or |
54 | | * g_resolver_lookup_by_address_async() to look up the hostname for a |
55 | | * #GInetAddress. |
56 | | * |
57 | | * To actually connect to a remote host, you will need a |
58 | | * #GInetSocketAddress (which includes a #GInetAddress as well as a |
59 | | * port number). |
60 | | */ |
61 | | |
62 | | /** |
63 | | * GInetAddress: |
64 | | * |
65 | | * An IPv4 or IPv6 internet address. |
66 | | */ |
67 | | |
68 | | G_DEFINE_TYPE_WITH_CODE (GInetAddress, g_inet_address, G_TYPE_OBJECT, |
69 | | G_ADD_PRIVATE (GInetAddress) |
70 | | g_networking_init ();) |
71 | | |
72 | | enum |
73 | | { |
74 | | PROP_0, |
75 | | PROP_FAMILY, |
76 | | PROP_BYTES, |
77 | | PROP_IS_ANY, |
78 | | PROP_IS_LOOPBACK, |
79 | | PROP_IS_LINK_LOCAL, |
80 | | PROP_IS_SITE_LOCAL, |
81 | | PROP_IS_MULTICAST, |
82 | | PROP_IS_MC_GLOBAL, |
83 | | PROP_IS_MC_LINK_LOCAL, |
84 | | PROP_IS_MC_NODE_LOCAL, |
85 | | PROP_IS_MC_ORG_LOCAL, |
86 | | PROP_IS_MC_SITE_LOCAL, |
87 | | }; |
88 | | |
89 | | static void |
90 | | g_inet_address_set_property (GObject *object, |
91 | | guint prop_id, |
92 | | const GValue *value, |
93 | | GParamSpec *pspec) |
94 | 0 | { |
95 | 0 | GInetAddress *address = G_INET_ADDRESS (object); |
96 | |
|
97 | 0 | switch (prop_id) |
98 | 0 | { |
99 | 0 | case PROP_FAMILY: |
100 | 0 | address->priv->family = g_value_get_enum (value); |
101 | 0 | break; |
102 | | |
103 | 0 | case PROP_BYTES: |
104 | 0 | #ifdef HAVE_IPV6 |
105 | 0 | memcpy (&address->priv->addr, g_value_get_pointer (value), |
106 | 0 | address->priv->family == AF_INET ? |
107 | 0 | sizeof (address->priv->addr.ipv4) : |
108 | 0 | sizeof (address->priv->addr.ipv6)); |
109 | | #else |
110 | | g_assert (address->priv->family == AF_INET); |
111 | | memcpy (&address->priv->addr, g_value_get_pointer (value), |
112 | | sizeof (address->priv->addr.ipv4)); |
113 | | #endif |
114 | 0 | break; |
115 | | |
116 | 0 | default: |
117 | 0 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); |
118 | 0 | break; |
119 | 0 | } |
120 | |
|
121 | 0 | } |
122 | | |
123 | | static void |
124 | | g_inet_address_get_property (GObject *object, |
125 | | guint prop_id, |
126 | | GValue *value, |
127 | | GParamSpec *pspec) |
128 | 0 | { |
129 | 0 | GInetAddress *address = G_INET_ADDRESS (object); |
130 | |
|
131 | 0 | switch (prop_id) |
132 | 0 | { |
133 | 0 | case PROP_FAMILY: |
134 | 0 | g_value_set_enum (value, address->priv->family); |
135 | 0 | break; |
136 | | |
137 | 0 | case PROP_BYTES: |
138 | 0 | g_value_set_pointer (value, &address->priv->addr); |
139 | 0 | break; |
140 | | |
141 | 0 | case PROP_IS_ANY: |
142 | 0 | g_value_set_boolean (value, g_inet_address_get_is_any (address)); |
143 | 0 | break; |
144 | | |
145 | 0 | case PROP_IS_LOOPBACK: |
146 | 0 | g_value_set_boolean (value, g_inet_address_get_is_loopback (address)); |
147 | 0 | break; |
148 | | |
149 | 0 | case PROP_IS_LINK_LOCAL: |
150 | 0 | g_value_set_boolean (value, g_inet_address_get_is_link_local (address)); |
151 | 0 | break; |
152 | | |
153 | 0 | case PROP_IS_SITE_LOCAL: |
154 | 0 | g_value_set_boolean (value, g_inet_address_get_is_site_local (address)); |
155 | 0 | break; |
156 | | |
157 | 0 | case PROP_IS_MULTICAST: |
158 | 0 | g_value_set_boolean (value, g_inet_address_get_is_multicast (address)); |
159 | 0 | break; |
160 | | |
161 | 0 | case PROP_IS_MC_GLOBAL: |
162 | 0 | g_value_set_boolean (value, g_inet_address_get_is_mc_global (address)); |
163 | 0 | break; |
164 | | |
165 | 0 | case PROP_IS_MC_LINK_LOCAL: |
166 | 0 | g_value_set_boolean (value, g_inet_address_get_is_mc_link_local (address)); |
167 | 0 | break; |
168 | | |
169 | 0 | case PROP_IS_MC_NODE_LOCAL: |
170 | 0 | g_value_set_boolean (value, g_inet_address_get_is_mc_node_local (address)); |
171 | 0 | break; |
172 | | |
173 | 0 | case PROP_IS_MC_ORG_LOCAL: |
174 | 0 | g_value_set_boolean (value, g_inet_address_get_is_mc_org_local (address)); |
175 | 0 | break; |
176 | | |
177 | 0 | case PROP_IS_MC_SITE_LOCAL: |
178 | 0 | g_value_set_boolean (value, g_inet_address_get_is_mc_site_local (address)); |
179 | 0 | break; |
180 | | |
181 | 0 | default: |
182 | 0 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); |
183 | 0 | } |
184 | 0 | } |
185 | | |
186 | | static void |
187 | | g_inet_address_class_init (GInetAddressClass *klass) |
188 | 0 | { |
189 | 0 | GObjectClass *gobject_class = G_OBJECT_CLASS (klass); |
190 | |
|
191 | 0 | gobject_class->set_property = g_inet_address_set_property; |
192 | 0 | gobject_class->get_property = g_inet_address_get_property; |
193 | |
|
194 | 0 | g_object_class_install_property (gobject_class, PROP_FAMILY, |
195 | 0 | g_param_spec_enum ("family", |
196 | 0 | P_("Address family"), |
197 | 0 | P_("The address family (IPv4 or IPv6)"), |
198 | 0 | G_TYPE_SOCKET_FAMILY, |
199 | 0 | G_SOCKET_FAMILY_INVALID, |
200 | 0 | G_PARAM_READWRITE | |
201 | 0 | G_PARAM_CONSTRUCT_ONLY | |
202 | 0 | G_PARAM_STATIC_STRINGS)); |
203 | |
|
204 | 0 | g_object_class_install_property (gobject_class, PROP_BYTES, |
205 | 0 | g_param_spec_pointer ("bytes", |
206 | 0 | P_("Bytes"), |
207 | 0 | P_("The raw address data"), |
208 | 0 | G_PARAM_READWRITE | |
209 | 0 | G_PARAM_CONSTRUCT_ONLY | |
210 | 0 | G_PARAM_STATIC_STRINGS)); |
211 | | |
212 | | /** |
213 | | * GInetAddress:is-any: |
214 | | * |
215 | | * Whether this is the "any" address for its family. |
216 | | * See g_inet_address_get_is_any(). |
217 | | * |
218 | | * Since: 2.22 |
219 | | */ |
220 | 0 | g_object_class_install_property (gobject_class, PROP_IS_ANY, |
221 | 0 | g_param_spec_boolean ("is-any", |
222 | 0 | P_("Is any"), |
223 | 0 | P_("Whether this is the \"any\" address for its family"), |
224 | 0 | FALSE, |
225 | 0 | G_PARAM_READABLE | |
226 | 0 | G_PARAM_STATIC_STRINGS)); |
227 | | |
228 | | /** |
229 | | * GInetAddress:is-link-local: |
230 | | * |
231 | | * Whether this is a link-local address. |
232 | | * See g_inet_address_get_is_link_local(). |
233 | | * |
234 | | * Since: 2.22 |
235 | | */ |
236 | 0 | g_object_class_install_property (gobject_class, PROP_IS_LINK_LOCAL, |
237 | 0 | g_param_spec_boolean ("is-link-local", |
238 | 0 | P_("Is link-local"), |
239 | 0 | P_("Whether this is a link-local address"), |
240 | 0 | FALSE, |
241 | 0 | G_PARAM_READABLE | |
242 | 0 | G_PARAM_STATIC_STRINGS)); |
243 | | |
244 | | /** |
245 | | * GInetAddress:is-loopback: |
246 | | * |
247 | | * Whether this is the loopback address for its family. |
248 | | * See g_inet_address_get_is_loopback(). |
249 | | * |
250 | | * Since: 2.22 |
251 | | */ |
252 | 0 | g_object_class_install_property (gobject_class, PROP_IS_LOOPBACK, |
253 | 0 | g_param_spec_boolean ("is-loopback", |
254 | 0 | P_("Is loopback"), |
255 | 0 | P_("Whether this is the loopback address for its family"), |
256 | 0 | FALSE, |
257 | 0 | G_PARAM_READABLE | |
258 | 0 | G_PARAM_STATIC_STRINGS)); |
259 | | |
260 | | /** |
261 | | * GInetAddress:is-site-local: |
262 | | * |
263 | | * Whether this is a site-local address. |
264 | | * See g_inet_address_get_is_loopback(). |
265 | | * |
266 | | * Since: 2.22 |
267 | | */ |
268 | 0 | g_object_class_install_property (gobject_class, PROP_IS_SITE_LOCAL, |
269 | 0 | g_param_spec_boolean ("is-site-local", |
270 | 0 | P_("Is site-local"), |
271 | 0 | P_("Whether this is a site-local address"), |
272 | 0 | FALSE, |
273 | 0 | G_PARAM_READABLE | |
274 | 0 | G_PARAM_STATIC_STRINGS)); |
275 | | |
276 | | /** |
277 | | * GInetAddress:is-multicast: |
278 | | * |
279 | | * Whether this is a multicast address. |
280 | | * See g_inet_address_get_is_multicast(). |
281 | | * |
282 | | * Since: 2.22 |
283 | | */ |
284 | 0 | g_object_class_install_property (gobject_class, PROP_IS_MULTICAST, |
285 | 0 | g_param_spec_boolean ("is-multicast", |
286 | 0 | P_("Is multicast"), |
287 | 0 | P_("Whether this is a multicast address"), |
288 | 0 | FALSE, |
289 | 0 | G_PARAM_READABLE | |
290 | 0 | G_PARAM_STATIC_STRINGS)); |
291 | | |
292 | | /** |
293 | | * GInetAddress:is-mc-global: |
294 | | * |
295 | | * Whether this is a global multicast address. |
296 | | * See g_inet_address_get_is_mc_global(). |
297 | | * |
298 | | * Since: 2.22 |
299 | | */ |
300 | 0 | g_object_class_install_property (gobject_class, PROP_IS_MC_GLOBAL, |
301 | 0 | g_param_spec_boolean ("is-mc-global", |
302 | 0 | P_("Is multicast global"), |
303 | 0 | P_("Whether this is a global multicast address"), |
304 | 0 | FALSE, |
305 | 0 | G_PARAM_READABLE | |
306 | 0 | G_PARAM_STATIC_STRINGS)); |
307 | | |
308 | | |
309 | | /** |
310 | | * GInetAddress:is-mc-link-local: |
311 | | * |
312 | | * Whether this is a link-local multicast address. |
313 | | * See g_inet_address_get_is_mc_link_local(). |
314 | | * |
315 | | * Since: 2.22 |
316 | | */ |
317 | 0 | g_object_class_install_property (gobject_class, PROP_IS_MC_LINK_LOCAL, |
318 | 0 | g_param_spec_boolean ("is-mc-link-local", |
319 | 0 | P_("Is multicast link-local"), |
320 | 0 | P_("Whether this is a link-local multicast address"), |
321 | 0 | FALSE, |
322 | 0 | G_PARAM_READABLE | |
323 | 0 | G_PARAM_STATIC_STRINGS)); |
324 | | |
325 | | /** |
326 | | * GInetAddress:is-mc-node-local: |
327 | | * |
328 | | * Whether this is a node-local multicast address. |
329 | | * See g_inet_address_get_is_mc_node_local(). |
330 | | * |
331 | | * Since: 2.22 |
332 | | */ |
333 | 0 | g_object_class_install_property (gobject_class, PROP_IS_MC_NODE_LOCAL, |
334 | 0 | g_param_spec_boolean ("is-mc-node-local", |
335 | 0 | P_("Is multicast node-local"), |
336 | 0 | P_("Whether this is a node-local multicast address"), |
337 | 0 | FALSE, |
338 | 0 | G_PARAM_READABLE | |
339 | 0 | G_PARAM_STATIC_STRINGS)); |
340 | | |
341 | | /** |
342 | | * GInetAddress:is-mc-org-local: |
343 | | * |
344 | | * Whether this is an organization-local multicast address. |
345 | | * See g_inet_address_get_is_mc_org_local(). |
346 | | * |
347 | | * Since: 2.22 |
348 | | */ |
349 | 0 | g_object_class_install_property (gobject_class, PROP_IS_MC_ORG_LOCAL, |
350 | 0 | g_param_spec_boolean ("is-mc-org-local", |
351 | 0 | P_("Is multicast org-local"), |
352 | 0 | P_("Whether this is an organization-local multicast address"), |
353 | 0 | FALSE, |
354 | 0 | G_PARAM_READABLE | |
355 | 0 | G_PARAM_STATIC_STRINGS)); |
356 | | |
357 | | /** |
358 | | * GInetAddress:is-mc-site-local: |
359 | | * |
360 | | * Whether this is a site-local multicast address. |
361 | | * See g_inet_address_get_is_mc_site_local(). |
362 | | * |
363 | | * Since: 2.22 |
364 | | */ |
365 | 0 | g_object_class_install_property (gobject_class, PROP_IS_MC_SITE_LOCAL, |
366 | 0 | g_param_spec_boolean ("is-mc-site-local", |
367 | 0 | P_("Is multicast site-local"), |
368 | 0 | P_("Whether this is a site-local multicast address"), |
369 | 0 | FALSE, |
370 | 0 | G_PARAM_READABLE | |
371 | 0 | G_PARAM_STATIC_STRINGS)); |
372 | 0 | } |
373 | | |
374 | | static void |
375 | | g_inet_address_init (GInetAddress *address) |
376 | 0 | { |
377 | 0 | address->priv = g_inet_address_get_instance_private (address); |
378 | 0 | } |
379 | | |
380 | | /** |
381 | | * g_inet_address_new_from_string: |
382 | | * @string: a string representation of an IP address |
383 | | * |
384 | | * Parses @string as an IP address and creates a new #GInetAddress. |
385 | | * |
386 | | * Returns: (nullable) (transfer full): a new #GInetAddress corresponding |
387 | | * to @string, or %NULL if @string could not be parsed. |
388 | | * Free the returned object with g_object_unref(). |
389 | | * |
390 | | * Since: 2.22 |
391 | | */ |
392 | | GInetAddress * |
393 | | g_inet_address_new_from_string (const gchar *string) |
394 | 0 | { |
395 | 0 | struct in_addr in_addr; |
396 | 0 | #ifdef HAVE_IPV6 |
397 | 0 | struct in6_addr in6_addr; |
398 | 0 | #endif |
399 | |
|
400 | 0 | g_return_val_if_fail (string != NULL, NULL); |
401 | | |
402 | | /* If this GInetAddress is the first networking-related object to be |
403 | | * created, then we won't have called g_networking_init() yet at |
404 | | * this point. |
405 | | */ |
406 | 0 | g_networking_init (); |
407 | |
|
408 | 0 | if (inet_pton (AF_INET, string, &in_addr) > 0) |
409 | 0 | return g_inet_address_new_from_bytes ((guint8 *)&in_addr, AF_INET); |
410 | 0 | #ifdef HAVE_IPV6 |
411 | 0 | else if (inet_pton (AF_INET6, string, &in6_addr) > 0) |
412 | 0 | return g_inet_address_new_from_bytes ((guint8 *)&in6_addr, AF_INET6); |
413 | 0 | #endif |
414 | | |
415 | 0 | return NULL; |
416 | 0 | } |
417 | | |
418 | | #define G_INET_ADDRESS_FAMILY_IS_VALID(family) ((family) == AF_INET || (family) == AF_INET6) |
419 | | |
420 | | /** |
421 | | * g_inet_address_new_from_bytes: |
422 | | * @bytes: (array) (element-type guint8): raw address data |
423 | | * @family: the address family of @bytes |
424 | | * |
425 | | * Creates a new #GInetAddress from the given @family and @bytes. |
426 | | * @bytes should be 4 bytes for %G_SOCKET_FAMILY_IPV4 and 16 bytes for |
427 | | * %G_SOCKET_FAMILY_IPV6. |
428 | | * |
429 | | * Returns: a new #GInetAddress corresponding to @family and @bytes. |
430 | | * Free the returned object with g_object_unref(). |
431 | | * |
432 | | * Since: 2.22 |
433 | | */ |
434 | | GInetAddress * |
435 | | g_inet_address_new_from_bytes (const guint8 *bytes, |
436 | | GSocketFamily family) |
437 | 0 | { |
438 | 0 | g_return_val_if_fail (G_INET_ADDRESS_FAMILY_IS_VALID (family), NULL); |
439 | | |
440 | 0 | return g_object_new (G_TYPE_INET_ADDRESS, |
441 | 0 | "family", family, |
442 | 0 | "bytes", bytes, |
443 | 0 | NULL); |
444 | 0 | } |
445 | | |
446 | | /** |
447 | | * g_inet_address_new_loopback: |
448 | | * @family: the address family |
449 | | * |
450 | | * Creates a #GInetAddress for the loopback address for @family. |
451 | | * |
452 | | * Returns: a new #GInetAddress corresponding to the loopback address |
453 | | * for @family. |
454 | | * Free the returned object with g_object_unref(). |
455 | | * |
456 | | * Since: 2.22 |
457 | | */ |
458 | | GInetAddress * |
459 | | g_inet_address_new_loopback (GSocketFamily family) |
460 | 0 | { |
461 | 0 | g_return_val_if_fail (G_INET_ADDRESS_FAMILY_IS_VALID (family), NULL); |
462 | | |
463 | 0 | if (family == AF_INET) |
464 | 0 | { |
465 | 0 | guint8 addr[4] = {127, 0, 0, 1}; |
466 | |
|
467 | 0 | return g_inet_address_new_from_bytes (addr, family); |
468 | 0 | } |
469 | 0 | else |
470 | 0 | #ifdef HAVE_IPV6 |
471 | 0 | return g_inet_address_new_from_bytes (in6addr_loopback.s6_addr, family); |
472 | | #else |
473 | | g_assert_not_reached (); |
474 | | #endif |
475 | 0 | } |
476 | | |
477 | | /** |
478 | | * g_inet_address_new_any: |
479 | | * @family: the address family |
480 | | * |
481 | | * Creates a #GInetAddress for the "any" address (unassigned/"don't |
482 | | * care") for @family. |
483 | | * |
484 | | * Returns: a new #GInetAddress corresponding to the "any" address |
485 | | * for @family. |
486 | | * Free the returned object with g_object_unref(). |
487 | | * |
488 | | * Since: 2.22 |
489 | | */ |
490 | | GInetAddress * |
491 | | g_inet_address_new_any (GSocketFamily family) |
492 | 0 | { |
493 | 0 | g_return_val_if_fail (G_INET_ADDRESS_FAMILY_IS_VALID (family), NULL); |
494 | | |
495 | 0 | if (family == AF_INET) |
496 | 0 | { |
497 | 0 | guint8 addr[4] = {0, 0, 0, 0}; |
498 | |
|
499 | 0 | return g_inet_address_new_from_bytes (addr, family); |
500 | 0 | } |
501 | 0 | else |
502 | 0 | #ifdef HAVE_IPV6 |
503 | 0 | return g_inet_address_new_from_bytes (in6addr_any.s6_addr, family); |
504 | | #else |
505 | | g_assert_not_reached (); |
506 | | #endif |
507 | 0 | } |
508 | | |
509 | | |
510 | | /** |
511 | | * g_inet_address_to_string: |
512 | | * @address: a #GInetAddress |
513 | | * |
514 | | * Converts @address to string form. |
515 | | * |
516 | | * Returns: a representation of @address as a string, which should be |
517 | | * freed after use. |
518 | | * |
519 | | * Since: 2.22 |
520 | | */ |
521 | | gchar * |
522 | | g_inet_address_to_string (GInetAddress *address) |
523 | 0 | { |
524 | 0 | gchar buffer[INET6_ADDRSTRLEN]; |
525 | |
|
526 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), NULL); |
527 | | |
528 | 0 | if (address->priv->family == AF_INET) |
529 | 0 | { |
530 | 0 | inet_ntop (AF_INET, &address->priv->addr.ipv4, buffer, sizeof (buffer)); |
531 | 0 | return g_strdup (buffer); |
532 | 0 | } |
533 | 0 | else |
534 | 0 | { |
535 | 0 | #ifdef HAVE_IPV6 |
536 | 0 | inet_ntop (AF_INET6, &address->priv->addr.ipv6, buffer, sizeof (buffer)); |
537 | 0 | return g_strdup (buffer); |
538 | | #else |
539 | | g_assert_not_reached (); |
540 | | #endif |
541 | 0 | } |
542 | 0 | } |
543 | | |
544 | | /** |
545 | | * g_inet_address_to_bytes: (skip) |
546 | | * @address: a #GInetAddress |
547 | | * |
548 | | * Gets the raw binary address data from @address. |
549 | | * |
550 | | * Returns: a pointer to an internal array of the bytes in @address, |
551 | | * which should not be modified, stored, or freed. The size of this |
552 | | * array can be gotten with g_inet_address_get_native_size(). |
553 | | * |
554 | | * Since: 2.22 |
555 | | */ |
556 | | const guint8 * |
557 | | g_inet_address_to_bytes (GInetAddress *address) |
558 | 0 | { |
559 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), NULL); |
560 | | |
561 | 0 | return (guint8 *)&address->priv->addr; |
562 | 0 | } |
563 | | |
564 | | /** |
565 | | * g_inet_address_get_native_size: |
566 | | * @address: a #GInetAddress |
567 | | * |
568 | | * Gets the size of the native raw binary address for @address. This |
569 | | * is the size of the data that you get from g_inet_address_to_bytes(). |
570 | | * |
571 | | * Returns: the number of bytes used for the native version of @address. |
572 | | * |
573 | | * Since: 2.22 |
574 | | */ |
575 | | gsize |
576 | | g_inet_address_get_native_size (GInetAddress *address) |
577 | 0 | { |
578 | 0 | if (address->priv->family == AF_INET) |
579 | 0 | return sizeof (address->priv->addr.ipv4); |
580 | 0 | #ifdef HAVE_IPV6 |
581 | 0 | return sizeof (address->priv->addr.ipv6); |
582 | | #else |
583 | | g_assert_not_reached (); |
584 | | #endif |
585 | 0 | } |
586 | | |
587 | | /** |
588 | | * g_inet_address_get_family: |
589 | | * @address: a #GInetAddress |
590 | | * |
591 | | * Gets @address's family |
592 | | * |
593 | | * Returns: @address's family |
594 | | * |
595 | | * Since: 2.22 |
596 | | */ |
597 | | GSocketFamily |
598 | | g_inet_address_get_family (GInetAddress *address) |
599 | 0 | { |
600 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE); |
601 | | |
602 | 0 | return address->priv->family; |
603 | 0 | } |
604 | | |
605 | | /** |
606 | | * g_inet_address_get_is_any: |
607 | | * @address: a #GInetAddress |
608 | | * |
609 | | * Tests whether @address is the "any" address for its family. |
610 | | * |
611 | | * Returns: %TRUE if @address is the "any" address for its family. |
612 | | * |
613 | | * Since: 2.22 |
614 | | */ |
615 | | gboolean |
616 | | g_inet_address_get_is_any (GInetAddress *address) |
617 | 0 | { |
618 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE); |
619 | | |
620 | 0 | if (address->priv->family == AF_INET) |
621 | 0 | { |
622 | 0 | guint32 addr4 = g_ntohl (address->priv->addr.ipv4.s_addr); |
623 | |
|
624 | 0 | return addr4 == INADDR_ANY; |
625 | 0 | } |
626 | 0 | else |
627 | 0 | #ifdef HAVE_IPV6 |
628 | 0 | return IN6_IS_ADDR_UNSPECIFIED (&address->priv->addr.ipv6); |
629 | | #else |
630 | | g_assert_not_reached (); |
631 | | #endif |
632 | 0 | } |
633 | | |
634 | | /** |
635 | | * g_inet_address_get_is_loopback: |
636 | | * @address: a #GInetAddress |
637 | | * |
638 | | * Tests whether @address is the loopback address for its family. |
639 | | * |
640 | | * Returns: %TRUE if @address is the loopback address for its family. |
641 | | * |
642 | | * Since: 2.22 |
643 | | */ |
644 | | gboolean |
645 | | g_inet_address_get_is_loopback (GInetAddress *address) |
646 | 0 | { |
647 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE); |
648 | | |
649 | 0 | if (address->priv->family == AF_INET) |
650 | 0 | { |
651 | 0 | guint32 addr4 = g_ntohl (address->priv->addr.ipv4.s_addr); |
652 | | |
653 | | /* 127.0.0.0/8 */ |
654 | 0 | return ((addr4 & 0xff000000) == 0x7f000000); |
655 | 0 | } |
656 | 0 | else |
657 | 0 | #ifdef HAVE_IPV6 |
658 | 0 | return IN6_IS_ADDR_LOOPBACK (&address->priv->addr.ipv6); |
659 | | #else |
660 | | g_assert_not_reached (); |
661 | | #endif |
662 | 0 | } |
663 | | |
664 | | /** |
665 | | * g_inet_address_get_is_link_local: |
666 | | * @address: a #GInetAddress |
667 | | * |
668 | | * Tests whether @address is a link-local address (that is, if it |
669 | | * identifies a host on a local network that is not connected to the |
670 | | * Internet). |
671 | | * |
672 | | * Returns: %TRUE if @address is a link-local address. |
673 | | * |
674 | | * Since: 2.22 |
675 | | */ |
676 | | gboolean |
677 | | g_inet_address_get_is_link_local (GInetAddress *address) |
678 | 0 | { |
679 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE); |
680 | | |
681 | 0 | if (address->priv->family == AF_INET) |
682 | 0 | { |
683 | 0 | guint32 addr4 = g_ntohl (address->priv->addr.ipv4.s_addr); |
684 | | |
685 | | /* 169.254.0.0/16 */ |
686 | 0 | return ((addr4 & 0xffff0000) == 0xa9fe0000); |
687 | 0 | } |
688 | 0 | else |
689 | 0 | #ifdef HAVE_IPV6 |
690 | 0 | return IN6_IS_ADDR_LINKLOCAL (&address->priv->addr.ipv6); |
691 | | #else |
692 | | g_assert_not_reached (); |
693 | | #endif |
694 | 0 | } |
695 | | |
696 | | /** |
697 | | * g_inet_address_get_is_site_local: |
698 | | * @address: a #GInetAddress |
699 | | * |
700 | | * Tests whether @address is a site-local address such as 10.0.0.1 |
701 | | * (that is, the address identifies a host on a local network that can |
702 | | * not be reached directly from the Internet, but which may have |
703 | | * outgoing Internet connectivity via a NAT or firewall). |
704 | | * |
705 | | * Returns: %TRUE if @address is a site-local address. |
706 | | * |
707 | | * Since: 2.22 |
708 | | */ |
709 | | gboolean |
710 | | g_inet_address_get_is_site_local (GInetAddress *address) |
711 | 0 | { |
712 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE); |
713 | | |
714 | 0 | if (address->priv->family == AF_INET) |
715 | 0 | { |
716 | 0 | guint32 addr4 = g_ntohl (address->priv->addr.ipv4.s_addr); |
717 | | |
718 | | /* 10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16 */ |
719 | 0 | return ((addr4 & 0xff000000) == 0x0a000000 || |
720 | 0 | (addr4 & 0xfff00000) == 0xac100000 || |
721 | 0 | (addr4 & 0xffff0000) == 0xc0a80000); |
722 | 0 | } |
723 | 0 | else |
724 | 0 | #ifdef HAVE_IPV6 |
725 | 0 | return IN6_IS_ADDR_SITELOCAL (&address->priv->addr.ipv6); |
726 | | #else |
727 | | g_assert_not_reached (); |
728 | | #endif |
729 | 0 | } |
730 | | |
731 | | /** |
732 | | * g_inet_address_get_is_multicast: |
733 | | * @address: a #GInetAddress |
734 | | * |
735 | | * Tests whether @address is a multicast address. |
736 | | * |
737 | | * Returns: %TRUE if @address is a multicast address. |
738 | | * |
739 | | * Since: 2.22 |
740 | | */ |
741 | | gboolean |
742 | | g_inet_address_get_is_multicast (GInetAddress *address) |
743 | 0 | { |
744 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE); |
745 | | |
746 | 0 | if (address->priv->family == AF_INET) |
747 | 0 | { |
748 | 0 | guint32 addr4 = g_ntohl (address->priv->addr.ipv4.s_addr); |
749 | |
|
750 | 0 | return IN_MULTICAST (addr4); |
751 | 0 | } |
752 | 0 | else |
753 | 0 | #ifdef HAVE_IPV6 |
754 | 0 | return IN6_IS_ADDR_MULTICAST (&address->priv->addr.ipv6); |
755 | | #else |
756 | | g_assert_not_reached (); |
757 | | #endif |
758 | 0 | } |
759 | | |
760 | | /** |
761 | | * g_inet_address_get_is_mc_global: |
762 | | * @address: a #GInetAddress |
763 | | * |
764 | | * Tests whether @address is a global multicast address. |
765 | | * |
766 | | * Returns: %TRUE if @address is a global multicast address. |
767 | | * |
768 | | * Since: 2.22 |
769 | | */ |
770 | | gboolean |
771 | | g_inet_address_get_is_mc_global (GInetAddress *address) |
772 | 0 | { |
773 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE); |
774 | | |
775 | 0 | if (address->priv->family == AF_INET) |
776 | 0 | return FALSE; |
777 | 0 | else |
778 | 0 | #ifdef HAVE_IPV6 |
779 | 0 | return IN6_IS_ADDR_MC_GLOBAL (&address->priv->addr.ipv6); |
780 | | #else |
781 | | g_assert_not_reached (); |
782 | | #endif |
783 | 0 | } |
784 | | |
785 | | /** |
786 | | * g_inet_address_get_is_mc_link_local: |
787 | | * @address: a #GInetAddress |
788 | | * |
789 | | * Tests whether @address is a link-local multicast address. |
790 | | * |
791 | | * Returns: %TRUE if @address is a link-local multicast address. |
792 | | * |
793 | | * Since: 2.22 |
794 | | */ |
795 | | gboolean |
796 | | g_inet_address_get_is_mc_link_local (GInetAddress *address) |
797 | 0 | { |
798 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE); |
799 | | |
800 | 0 | if (address->priv->family == AF_INET) |
801 | 0 | return FALSE; |
802 | 0 | else |
803 | 0 | #ifdef HAVE_IPV6 |
804 | 0 | return IN6_IS_ADDR_MC_LINKLOCAL (&address->priv->addr.ipv6); |
805 | | #else |
806 | | g_assert_not_reached (); |
807 | | #endif |
808 | 0 | } |
809 | | |
810 | | /** |
811 | | * g_inet_address_get_is_mc_node_local: |
812 | | * @address: a #GInetAddress |
813 | | * |
814 | | * Tests whether @address is a node-local multicast address. |
815 | | * |
816 | | * Returns: %TRUE if @address is a node-local multicast address. |
817 | | * |
818 | | * Since: 2.22 |
819 | | */ |
820 | | gboolean |
821 | | g_inet_address_get_is_mc_node_local (GInetAddress *address) |
822 | 0 | { |
823 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE); |
824 | | |
825 | 0 | if (address->priv->family == AF_INET) |
826 | 0 | return FALSE; |
827 | 0 | else |
828 | 0 | #ifdef HAVE_IPV6 |
829 | 0 | return IN6_IS_ADDR_MC_NODELOCAL (&address->priv->addr.ipv6); |
830 | | #else |
831 | | g_assert_not_reached (); |
832 | | #endif |
833 | 0 | } |
834 | | |
835 | | /** |
836 | | * g_inet_address_get_is_mc_org_local: |
837 | | * @address: a #GInetAddress |
838 | | * |
839 | | * Tests whether @address is an organization-local multicast address. |
840 | | * |
841 | | * Returns: %TRUE if @address is an organization-local multicast address. |
842 | | * |
843 | | * Since: 2.22 |
844 | | */ |
845 | | gboolean |
846 | | g_inet_address_get_is_mc_org_local (GInetAddress *address) |
847 | 0 | { |
848 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE); |
849 | | |
850 | 0 | if (address->priv->family == AF_INET) |
851 | 0 | return FALSE; |
852 | 0 | else |
853 | 0 | #ifdef HAVE_IPV6 |
854 | 0 | return IN6_IS_ADDR_MC_ORGLOCAL (&address->priv->addr.ipv6); |
855 | | #else |
856 | | g_assert_not_reached (); |
857 | | #endif |
858 | 0 | } |
859 | | |
860 | | /** |
861 | | * g_inet_address_get_is_mc_site_local: |
862 | | * @address: a #GInetAddress |
863 | | * |
864 | | * Tests whether @address is a site-local multicast address. |
865 | | * |
866 | | * Returns: %TRUE if @address is a site-local multicast address. |
867 | | * |
868 | | * Since: 2.22 |
869 | | */ |
870 | | gboolean |
871 | | g_inet_address_get_is_mc_site_local (GInetAddress *address) |
872 | 0 | { |
873 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE); |
874 | | |
875 | 0 | if (address->priv->family == AF_INET) |
876 | 0 | return FALSE; |
877 | 0 | else |
878 | 0 | #ifdef HAVE_IPV6 |
879 | 0 | return IN6_IS_ADDR_MC_SITELOCAL (&address->priv->addr.ipv6); |
880 | | #else |
881 | | g_assert_not_reached (); |
882 | | #endif |
883 | 0 | } |
884 | | |
885 | | /** |
886 | | * g_inet_address_equal: |
887 | | * @address: A #GInetAddress. |
888 | | * @other_address: Another #GInetAddress. |
889 | | * |
890 | | * Checks if two #GInetAddress instances are equal, e.g. the same address. |
891 | | * |
892 | | * Returns: %TRUE if @address and @other_address are equal, %FALSE otherwise. |
893 | | * |
894 | | * Since: 2.30 |
895 | | */ |
896 | | gboolean |
897 | | g_inet_address_equal (GInetAddress *address, |
898 | | GInetAddress *other_address) |
899 | 0 | { |
900 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (address), FALSE); |
901 | 0 | g_return_val_if_fail (G_IS_INET_ADDRESS (other_address), FALSE); |
902 | | |
903 | 0 | if (g_inet_address_get_family (address) != g_inet_address_get_family (other_address)) |
904 | 0 | return FALSE; |
905 | | |
906 | 0 | if (memcmp (g_inet_address_to_bytes (address), |
907 | 0 | g_inet_address_to_bytes (other_address), |
908 | 0 | g_inet_address_get_native_size (address)) != 0) |
909 | 0 | return FALSE; |
910 | | |
911 | 0 | return TRUE; |
912 | 0 | } |