1 | /* GDBus - GLib D-Bus Library |
2 | * |
3 | * Copyright (C) 2008-2010 Red Hat, Inc. |
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 | * Author: David Zeuthen <davidz@redhat.com> |
19 | */ |
20 | |
21 | #include "config.h" |
22 | |
23 | #include <stdlib.h> |
24 | #include <string.h> |
25 | #include <stdio.h> |
26 | #include <locale.h> |
27 | |
28 | #include <gio/gio.h> |
29 | |
30 | #ifdef G_OS_UNIX |
31 | #include <gio/gunixfdlist.h> |
32 | #endif |
33 | |
34 | #include <gi18n.h> |
35 | |
36 | #ifdef G_OS_WIN32 |
37 | #include "glib/glib-private.h" |
38 | #include "gdbusprivate.h" |
39 | #endif |
40 | |
41 | /* ---------------------------------------------------------------------------------------------------- */ |
42 | |
43 | /* Escape values for console colors */ |
44 | #define UNDERLINE "\033[4m" |
45 | #define BLUE "\033[34m" |
46 | #define CYAN "\033[36m" |
47 | #define GREEN "\033[32m" |
48 | #define MAGENTA "\033[35m" |
49 | #define RED "\033[31m" |
50 | #define YELLOW "\033[33m" |
51 | |
52 | /* ---------------------------------------------------------------------------------------------------- */ |
53 | |
54 | G_GNUC_UNUSED static void completion_debug (const gchar *format, ...); |
55 | |
56 | /* Uncomment to get debug traces in /tmp/gdbus-completion-debug.txt (nice |
57 | * to not have it interfere with stdout/stderr) |
58 | */ |
59 | #if 0 |
60 | G_GNUC_UNUSED static void |
61 | completion_debug (const gchar *format, ...) |
62 | { |
63 | va_list var_args; |
64 | gchar *s; |
65 | static FILE *f = NULL; |
66 | |
67 | va_start (var_args, format); |
68 | s = g_strdup_vprintf (format, var_args); |
69 | if (f == NULL) |
70 | { |
71 | f = fopen ("/tmp/gdbus-completion-debug.txt" , "a+" ); |
72 | } |
73 | fprintf (f, "%s\n" , s); |
74 | g_free (s); |
75 | } |
76 | #else |
77 | static void |
78 | completion_debug (const gchar *format, ...) |
79 | { |
80 | } |
81 | #endif |
82 | |
83 | /* ---------------------------------------------------------------------------------------------------- */ |
84 | |
85 | |
86 | static void |
87 | remove_arg (gint num, gint *argc, gchar **argv[]) |
88 | { |
89 | gint n; |
90 | |
91 | g_assert (num <= (*argc)); |
92 | |
93 | for (n = num; (*argv)[n] != NULL; n++) |
94 | (*argv)[n] = (*argv)[n+1]; |
95 | (*argv)[n] = NULL; |
96 | (*argc) = (*argc) - 1; |
97 | } |
98 | |
99 | static void |
100 | usage (gint *argc, gchar **argv[], gboolean use_stdout) |
101 | { |
102 | GOptionContext *o; |
103 | gchar *s; |
104 | gchar *program_name; |
105 | |
106 | o = g_option_context_new (_("COMMAND" )); |
107 | g_option_context_set_help_enabled (context: o, FALSE); |
108 | /* Ignore parsing result */ |
109 | g_option_context_parse (context: o, argc, argv, NULL); |
110 | program_name = g_path_get_basename (file_name: (*argv)[0]); |
111 | s = g_strdup_printf (_("Commands:\n" |
112 | " help Shows this information\n" |
113 | " introspect Introspect a remote object\n" |
114 | " monitor Monitor a remote object\n" |
115 | " call Invoke a method on a remote object\n" |
116 | " emit Emit a signal\n" |
117 | " wait Wait for a bus name to appear\n" |
118 | "\n" |
119 | "Use “%s COMMAND --help” to get help on each command.\n" ), |
120 | program_name); |
121 | g_free (mem: program_name); |
122 | g_option_context_set_description (context: o, description: s); |
123 | g_free (mem: s); |
124 | s = g_option_context_get_help (context: o, FALSE, NULL); |
125 | if (use_stdout) |
126 | g_print (format: "%s" , s); |
127 | else |
128 | g_printerr (format: "%s" , s); |
129 | g_free (mem: s); |
130 | g_option_context_free (context: o); |
131 | } |
132 | |
133 | static void |
134 | modify_argv0_for_command (gint *argc, gchar **argv[], const gchar *command) |
135 | { |
136 | gchar *s; |
137 | gchar *program_name; |
138 | |
139 | /* TODO: |
140 | * 1. get a g_set_prgname() ?; or |
141 | * 2. save old argv[0] and restore later |
142 | */ |
143 | |
144 | g_assert (g_strcmp0 ((*argv)[1], command) == 0); |
145 | remove_arg (num: 1, argc, argv); |
146 | |
147 | program_name = g_path_get_basename (file_name: (*argv)[0]); |
148 | s = g_strdup_printf (format: "%s %s" , (*argv)[0], command); |
149 | (*argv)[0] = s; |
150 | g_free (mem: program_name); |
151 | } |
152 | |
153 | static GOptionContext * |
154 | command_option_context_new (const gchar *parameter_string, |
155 | const gchar *summary, |
156 | const GOptionEntry *entries, |
157 | gboolean request_completion) |
158 | { |
159 | GOptionContext *o = NULL; |
160 | |
161 | o = g_option_context_new (parameter_string); |
162 | if (request_completion) |
163 | g_option_context_set_ignore_unknown_options (context: o, TRUE); |
164 | g_option_context_set_help_enabled (context: o, FALSE); |
165 | g_option_context_set_summary (context: o, summary); |
166 | g_option_context_add_main_entries (context: o, entries, GETTEXT_PACKAGE); |
167 | |
168 | return g_steal_pointer (&o); |
169 | } |
170 | |
171 | /* ---------------------------------------------------------------------------------------------------- */ |
172 | |
173 | static void |
174 | print_methods_and_signals (GDBusConnection *c, |
175 | const gchar *name, |
176 | const gchar *path, |
177 | gboolean print_methods, |
178 | gboolean print_signals) |
179 | { |
180 | GVariant *result; |
181 | GError *error; |
182 | const gchar *xml_data; |
183 | GDBusNodeInfo *node; |
184 | guint n; |
185 | guint m; |
186 | |
187 | error = NULL; |
188 | result = g_dbus_connection_call_sync (connection: c, |
189 | bus_name: name, |
190 | object_path: path, |
191 | interface_name: "org.freedesktop.DBus.Introspectable" , |
192 | method_name: "Introspect" , |
193 | NULL, |
194 | G_VARIANT_TYPE ("(s)" ), |
195 | flags: G_DBUS_CALL_FLAGS_NONE, |
196 | timeout_msec: 3000, /* 3 secs */ |
197 | NULL, |
198 | error: &error); |
199 | if (result == NULL) |
200 | { |
201 | g_printerr (_("Error: %s\n" ), error->message); |
202 | g_error_free (error); |
203 | goto out; |
204 | } |
205 | g_variant_get (value: result, format_string: "(&s)" , &xml_data); |
206 | |
207 | error = NULL; |
208 | node = g_dbus_node_info_new_for_xml (xml_data, error: &error); |
209 | g_variant_unref (value: result); |
210 | if (node == NULL) |
211 | { |
212 | g_printerr (_("Error parsing introspection XML: %s\n" ), error->message); |
213 | g_error_free (error); |
214 | goto out; |
215 | } |
216 | |
217 | for (n = 0; node->interfaces != NULL && node->interfaces[n] != NULL; n++) |
218 | { |
219 | const GDBusInterfaceInfo *iface = node->interfaces[n]; |
220 | for (m = 0; print_methods && iface->methods != NULL && iface->methods[m] != NULL; m++) |
221 | { |
222 | const GDBusMethodInfo *method = iface->methods[m]; |
223 | g_print (format: "%s.%s \n" , iface->name, method->name); |
224 | } |
225 | for (m = 0; print_signals && iface->signals != NULL && iface->signals[m] != NULL; m++) |
226 | { |
227 | const GDBusSignalInfo *signal = iface->signals[m]; |
228 | g_print (format: "%s.%s \n" , iface->name, signal->name); |
229 | } |
230 | } |
231 | g_dbus_node_info_unref (info: node); |
232 | |
233 | out: |
234 | ; |
235 | } |
236 | |
237 | static void |
238 | print_paths (GDBusConnection *c, |
239 | const gchar *name, |
240 | const gchar *path) |
241 | { |
242 | GVariant *result; |
243 | GError *error; |
244 | const gchar *xml_data; |
245 | GDBusNodeInfo *node; |
246 | guint n; |
247 | |
248 | if (!g_dbus_is_name (string: name)) |
249 | { |
250 | g_printerr (_("Error: %s is not a valid name\n" ), name); |
251 | goto out; |
252 | } |
253 | if (!g_variant_is_object_path (string: path)) |
254 | { |
255 | g_printerr (_("Error: %s is not a valid object path\n" ), path); |
256 | goto out; |
257 | } |
258 | |
259 | error = NULL; |
260 | result = g_dbus_connection_call_sync (connection: c, |
261 | bus_name: name, |
262 | object_path: path, |
263 | interface_name: "org.freedesktop.DBus.Introspectable" , |
264 | method_name: "Introspect" , |
265 | NULL, |
266 | G_VARIANT_TYPE ("(s)" ), |
267 | flags: G_DBUS_CALL_FLAGS_NONE, |
268 | timeout_msec: 3000, /* 3 secs */ |
269 | NULL, |
270 | error: &error); |
271 | if (result == NULL) |
272 | { |
273 | g_printerr (_("Error: %s\n" ), error->message); |
274 | g_error_free (error); |
275 | goto out; |
276 | } |
277 | g_variant_get (value: result, format_string: "(&s)" , &xml_data); |
278 | |
279 | //g_printerr ("xml='%s'", xml_data); |
280 | |
281 | error = NULL; |
282 | node = g_dbus_node_info_new_for_xml (xml_data, error: &error); |
283 | g_variant_unref (value: result); |
284 | if (node == NULL) |
285 | { |
286 | g_printerr (_("Error parsing introspection XML: %s\n" ), error->message); |
287 | g_error_free (error); |
288 | goto out; |
289 | } |
290 | |
291 | //g_printerr ("bar '%s'\n", path); |
292 | |
293 | if (node->interfaces != NULL) |
294 | g_print (format: "%s \n" , path); |
295 | |
296 | for (n = 0; node->nodes != NULL && node->nodes[n] != NULL; n++) |
297 | { |
298 | gchar *s; |
299 | |
300 | //g_printerr ("foo '%s'\n", node->nodes[n].path); |
301 | |
302 | if (g_strcmp0 (str1: path, str2: "/" ) == 0) |
303 | s = g_strdup_printf (format: "/%s" , node->nodes[n]->path); |
304 | else |
305 | s = g_strdup_printf (format: "%s/%s" , path, node->nodes[n]->path); |
306 | |
307 | print_paths (c, name, path: s); |
308 | |
309 | g_free (mem: s); |
310 | } |
311 | g_dbus_node_info_unref (info: node); |
312 | |
313 | out: |
314 | ; |
315 | } |
316 | |
317 | static void |
318 | print_names (GDBusConnection *c, |
319 | gboolean include_unique_names) |
320 | { |
321 | GVariant *result; |
322 | GError *error; |
323 | GVariantIter *iter; |
324 | gchar *str; |
325 | GHashTable *name_set; |
326 | GList *keys; |
327 | GList *l; |
328 | |
329 | name_set = g_hash_table_new_full (hash_func: g_str_hash, key_equal_func: g_str_equal, key_destroy_func: g_free, NULL); |
330 | |
331 | error = NULL; |
332 | result = g_dbus_connection_call_sync (connection: c, |
333 | bus_name: "org.freedesktop.DBus" , |
334 | object_path: "/org/freedesktop/DBus" , |
335 | interface_name: "org.freedesktop.DBus" , |
336 | method_name: "ListNames" , |
337 | NULL, |
338 | G_VARIANT_TYPE ("(as)" ), |
339 | flags: G_DBUS_CALL_FLAGS_NONE, |
340 | timeout_msec: 3000, /* 3 secs */ |
341 | NULL, |
342 | error: &error); |
343 | if (result == NULL) |
344 | { |
345 | g_printerr (_("Error: %s\n" ), error->message); |
346 | g_error_free (error); |
347 | goto out; |
348 | } |
349 | g_variant_get (value: result, format_string: "(as)" , &iter); |
350 | while (g_variant_iter_loop (iter, format_string: "s" , &str)) |
351 | g_hash_table_add (hash_table: name_set, key: g_strdup (str)); |
352 | g_variant_iter_free (iter); |
353 | g_variant_unref (value: result); |
354 | |
355 | error = NULL; |
356 | result = g_dbus_connection_call_sync (connection: c, |
357 | bus_name: "org.freedesktop.DBus" , |
358 | object_path: "/org/freedesktop/DBus" , |
359 | interface_name: "org.freedesktop.DBus" , |
360 | method_name: "ListActivatableNames" , |
361 | NULL, |
362 | G_VARIANT_TYPE ("(as)" ), |
363 | flags: G_DBUS_CALL_FLAGS_NONE, |
364 | timeout_msec: 3000, /* 3 secs */ |
365 | NULL, |
366 | error: &error); |
367 | if (result == NULL) |
368 | { |
369 | g_printerr (_("Error: %s\n" ), error->message); |
370 | g_error_free (error); |
371 | goto out; |
372 | } |
373 | g_variant_get (value: result, format_string: "(as)" , &iter); |
374 | while (g_variant_iter_loop (iter, format_string: "s" , &str)) |
375 | g_hash_table_add (hash_table: name_set, key: g_strdup (str)); |
376 | g_variant_iter_free (iter); |
377 | g_variant_unref (value: result); |
378 | |
379 | keys = g_hash_table_get_keys (hash_table: name_set); |
380 | keys = g_list_sort (list: keys, compare_func: (GCompareFunc) g_strcmp0); |
381 | for (l = keys; l != NULL; l = l->next) |
382 | { |
383 | const gchar *name = l->data; |
384 | if (!include_unique_names && g_str_has_prefix (str: name, prefix: ":" )) |
385 | continue; |
386 | |
387 | g_print (format: "%s \n" , name); |
388 | } |
389 | g_list_free (list: keys); |
390 | |
391 | out: |
392 | g_hash_table_unref (hash_table: name_set); |
393 | } |
394 | |
395 | /* ---------------------------------------------------------------------------------------------------- */ |
396 | |
397 | static gboolean opt_connection_system = FALSE; |
398 | static gboolean opt_connection_session = FALSE; |
399 | static gchar *opt_connection_address = NULL; |
400 | |
401 | static const GOptionEntry connection_entries[] = |
402 | { |
403 | { "system" , 'y', 0, G_OPTION_ARG_NONE, &opt_connection_system, N_("Connect to the system bus" ), NULL}, |
404 | { "session" , 'e', 0, G_OPTION_ARG_NONE, &opt_connection_session, N_("Connect to the session bus" ), NULL}, |
405 | { "address" , 'a', 0, G_OPTION_ARG_STRING, &opt_connection_address, N_("Connect to given D-Bus address" ), NULL}, |
406 | { NULL } |
407 | }; |
408 | |
409 | static GOptionGroup * |
410 | connection_get_group (void) |
411 | { |
412 | static GOptionGroup *g; |
413 | |
414 | g = g_option_group_new (name: "connection" , |
415 | N_("Connection Endpoint Options:" ), |
416 | N_("Options specifying the connection endpoint" ), |
417 | NULL, |
418 | NULL); |
419 | g_option_group_set_translation_domain (group: g, GETTEXT_PACKAGE); |
420 | g_option_group_add_entries (group: g, entries: connection_entries); |
421 | |
422 | return g; |
423 | } |
424 | |
425 | static GDBusConnection * |
426 | connection_get_dbus_connection (gboolean require_message_bus, |
427 | GError **error) |
428 | { |
429 | GDBusConnection *c; |
430 | |
431 | c = NULL; |
432 | |
433 | /* First, ensure we have exactly one connect */ |
434 | if (!opt_connection_system && !opt_connection_session && opt_connection_address == NULL) |
435 | { |
436 | g_set_error (err: error, |
437 | G_IO_ERROR, |
438 | code: G_IO_ERROR_FAILED, |
439 | _("No connection endpoint specified" )); |
440 | goto out; |
441 | } |
442 | else if ((opt_connection_system && (opt_connection_session || opt_connection_address != NULL)) || |
443 | (opt_connection_session && (opt_connection_system || opt_connection_address != NULL)) || |
444 | (opt_connection_address != NULL && (opt_connection_system || opt_connection_session))) |
445 | { |
446 | g_set_error (err: error, |
447 | G_IO_ERROR, |
448 | code: G_IO_ERROR_FAILED, |
449 | _("Multiple connection endpoints specified" )); |
450 | goto out; |
451 | } |
452 | |
453 | if (opt_connection_system) |
454 | { |
455 | c = g_bus_get_sync (bus_type: G_BUS_TYPE_SYSTEM, NULL, error); |
456 | } |
457 | else if (opt_connection_session) |
458 | { |
459 | c = g_bus_get_sync (bus_type: G_BUS_TYPE_SESSION, NULL, error); |
460 | } |
461 | else if (opt_connection_address != NULL) |
462 | { |
463 | GDBusConnectionFlags flags = G_DBUS_CONNECTION_FLAGS_AUTHENTICATION_CLIENT; |
464 | if (require_message_bus) |
465 | flags |= G_DBUS_CONNECTION_FLAGS_MESSAGE_BUS_CONNECTION; |
466 | c = g_dbus_connection_new_for_address_sync (address: opt_connection_address, |
467 | flags, |
468 | NULL, /* GDBusAuthObserver */ |
469 | NULL, /* GCancellable */ |
470 | error); |
471 | } |
472 | |
473 | out: |
474 | return c; |
475 | } |
476 | |
477 | /* ---------------------------------------------------------------------------------------------------- */ |
478 | |
479 | static GPtrArray * |
480 | call_helper_get_method_in_signature (GDBusConnection *c, |
481 | const gchar *dest, |
482 | const gchar *path, |
483 | const gchar *interface_name, |
484 | const gchar *method_name, |
485 | GError **error) |
486 | { |
487 | GPtrArray *ret; |
488 | GVariant *result; |
489 | GDBusNodeInfo *node_info; |
490 | const gchar *xml_data; |
491 | GDBusInterfaceInfo *interface_info; |
492 | GDBusMethodInfo *method_info; |
493 | guint n; |
494 | |
495 | ret = NULL; |
496 | result = NULL; |
497 | node_info = NULL; |
498 | |
499 | result = g_dbus_connection_call_sync (connection: c, |
500 | bus_name: dest, |
501 | object_path: path, |
502 | interface_name: "org.freedesktop.DBus.Introspectable" , |
503 | method_name: "Introspect" , |
504 | NULL, |
505 | G_VARIANT_TYPE ("(s)" ), |
506 | flags: G_DBUS_CALL_FLAGS_NONE, |
507 | timeout_msec: 3000, /* 3 secs */ |
508 | NULL, |
509 | error); |
510 | if (result == NULL) |
511 | goto out; |
512 | |
513 | g_variant_get (value: result, format_string: "(&s)" , &xml_data); |
514 | node_info = g_dbus_node_info_new_for_xml (xml_data, error); |
515 | if (node_info == NULL) |
516 | goto out; |
517 | |
518 | interface_info = g_dbus_node_info_lookup_interface (info: node_info, name: interface_name); |
519 | if (interface_info == NULL) |
520 | { |
521 | g_set_error (err: error, G_IO_ERROR, code: G_IO_ERROR_FAILED, |
522 | _("Warning: According to introspection data, interface “%s” does not exist\n" ), |
523 | interface_name); |
524 | goto out; |
525 | } |
526 | |
527 | method_info = g_dbus_interface_info_lookup_method (info: interface_info, name: method_name); |
528 | if (method_info == NULL) |
529 | { |
530 | g_set_error (err: error, G_IO_ERROR, code: G_IO_ERROR_FAILED, |
531 | _("Warning: According to introspection data, method “%s” does not exist on interface “%s”\n" ), |
532 | method_name, |
533 | interface_name); |
534 | goto out; |
535 | } |
536 | |
537 | ret = g_ptr_array_new_with_free_func (element_free_func: (GDestroyNotify) g_variant_type_free); |
538 | for (n = 0; method_info->in_args != NULL && method_info->in_args[n] != NULL; n++) |
539 | { |
540 | g_ptr_array_add (array: ret, data: g_variant_type_new (type_string: method_info->in_args[n]->signature)); |
541 | } |
542 | |
543 | out: |
544 | if (node_info != NULL) |
545 | g_dbus_node_info_unref (info: node_info); |
546 | if (result != NULL) |
547 | g_variant_unref (value: result); |
548 | |
549 | return ret; |
550 | } |
551 | |
552 | /* ---------------------------------------------------------------------------------------------------- */ |
553 | |
554 | static GVariant * |
555 | _g_variant_parse_me_harder (GVariantType *type, |
556 | const gchar *given_str, |
557 | GError **error) |
558 | { |
559 | GVariant *value; |
560 | gchar *s; |
561 | guint n; |
562 | GString *str; |
563 | |
564 | str = g_string_new (init: "\"" ); |
565 | for (n = 0; given_str[n] != '\0'; n++) |
566 | { |
567 | if (G_UNLIKELY (given_str[n] == '\"')) |
568 | g_string_append (string: str, val: "\\\"" ); |
569 | else |
570 | g_string_append_c (str, given_str[n]); |
571 | } |
572 | g_string_append_c (str, '"'); |
573 | s = g_string_free (string: str, FALSE); |
574 | |
575 | value = g_variant_parse (type, |
576 | text: s, |
577 | NULL, |
578 | NULL, |
579 | error); |
580 | g_free (mem: s); |
581 | |
582 | return value; |
583 | } |
584 | |
585 | /* ---------------------------------------------------------------------------------------------------- */ |
586 | |
587 | static gchar *opt_emit_dest = NULL; |
588 | static gchar *opt_emit_object_path = NULL; |
589 | static gchar *opt_emit_signal = NULL; |
590 | |
591 | static const GOptionEntry emit_entries[] = |
592 | { |
593 | { "dest" , 'd', 0, G_OPTION_ARG_STRING, &opt_emit_dest, N_("Optional destination for signal (unique name)" ), NULL}, |
594 | { "object-path" , 'o', 0, G_OPTION_ARG_STRING, &opt_emit_object_path, N_("Object path to emit signal on" ), NULL}, |
595 | { "signal" , 's', 0, G_OPTION_ARG_STRING, &opt_emit_signal, N_("Signal and interface name" ), NULL}, |
596 | { NULL } |
597 | }; |
598 | |
599 | static gboolean |
600 | handle_emit (gint *argc, |
601 | gchar **argv[], |
602 | gboolean request_completion, |
603 | const gchar *completion_cur, |
604 | const gchar *completion_prev) |
605 | { |
606 | gint ret; |
607 | GOptionContext *o; |
608 | gchar *s; |
609 | GError *error; |
610 | GDBusConnection *c; |
611 | GVariant *parameters; |
612 | gchar *interface_name; |
613 | gchar *signal_name; |
614 | GVariantBuilder builder; |
615 | gboolean skip_dashes; |
616 | guint parm; |
617 | guint n; |
618 | gboolean complete_names, complete_paths, complete_signals; |
619 | |
620 | ret = FALSE; |
621 | c = NULL; |
622 | parameters = NULL; |
623 | interface_name = NULL; |
624 | signal_name = NULL; |
625 | |
626 | modify_argv0_for_command (argc, argv, command: "emit" ); |
627 | |
628 | o = command_option_context_new (NULL, _("Emit a signal." ), |
629 | entries: emit_entries, request_completion); |
630 | g_option_context_add_group (context: o, group: connection_get_group ()); |
631 | |
632 | complete_names = FALSE; |
633 | if (request_completion && *argc > 1 && g_strcmp0 (str1: (*argv)[(*argc)-1], str2: "--dest" ) == 0) |
634 | { |
635 | complete_names = TRUE; |
636 | remove_arg (num: (*argc) - 1, argc, argv); |
637 | } |
638 | |
639 | complete_paths = FALSE; |
640 | if (request_completion && *argc > 1 && g_strcmp0 (str1: (*argv)[(*argc)-1], str2: "--object-path" ) == 0) |
641 | { |
642 | complete_paths = TRUE; |
643 | remove_arg (num: (*argc) - 1, argc, argv); |
644 | } |
645 | |
646 | complete_signals = FALSE; |
647 | if (request_completion && *argc > 1 && g_strcmp0 (str1: (*argv)[(*argc)-1], str2: "--signal" ) == 0) |
648 | { |
649 | complete_signals = TRUE; |
650 | remove_arg (num: (*argc) - 1, argc, argv); |
651 | } |
652 | |
653 | if (!g_option_context_parse (context: o, argc, argv, NULL)) |
654 | { |
655 | if (!request_completion) |
656 | { |
657 | s = g_option_context_get_help (context: o, FALSE, NULL); |
658 | g_printerr (format: "%s" , s); |
659 | g_free (mem: s); |
660 | goto out; |
661 | } |
662 | } |
663 | |
664 | error = NULL; |
665 | c = connection_get_dbus_connection (require_message_bus: (opt_emit_dest != NULL), error: &error); |
666 | if (c == NULL) |
667 | { |
668 | if (request_completion) |
669 | { |
670 | if (g_strcmp0 (str1: completion_prev, str2: "--address" ) == 0) |
671 | { |
672 | g_print (format: "unix:\n" |
673 | "tcp:\n" |
674 | "nonce-tcp:\n" ); |
675 | } |
676 | else |
677 | { |
678 | g_print (format: "--system \n--session \n--address \n" ); |
679 | } |
680 | } |
681 | else |
682 | { |
683 | g_printerr (_("Error connecting: %s\n" ), error->message); |
684 | } |
685 | g_error_free (error); |
686 | goto out; |
687 | } |
688 | |
689 | /* validate and complete destination (bus name) */ |
690 | if (complete_names) |
691 | { |
692 | print_names (c, FALSE); |
693 | goto out; |
694 | } |
695 | if (request_completion && opt_emit_dest != NULL && g_strcmp0 (str1: "--dest" , str2: completion_prev) == 0) |
696 | { |
697 | print_names (c, include_unique_names: g_str_has_prefix (str: opt_emit_dest, prefix: ":" )); |
698 | goto out; |
699 | } |
700 | |
701 | if (!request_completion && opt_emit_dest != NULL && !g_dbus_is_unique_name (string: opt_emit_dest)) |
702 | { |
703 | g_printerr (_("Error: %s is not a valid unique bus name.\n" ), opt_emit_dest); |
704 | goto out; |
705 | } |
706 | |
707 | if (opt_emit_dest == NULL && opt_emit_object_path == NULL && request_completion) |
708 | { |
709 | g_print (format: "--dest \n" ); |
710 | } |
711 | /* validate and complete object path */ |
712 | if (opt_emit_dest != NULL && complete_paths) |
713 | { |
714 | print_paths (c, name: opt_emit_dest, path: "/" ); |
715 | goto out; |
716 | } |
717 | if (opt_emit_object_path == NULL) |
718 | { |
719 | if (request_completion) |
720 | g_print (format: "--object-path \n" ); |
721 | else |
722 | g_printerr (_("Error: Object path is not specified\n" )); |
723 | goto out; |
724 | } |
725 | if (request_completion && g_strcmp0 (str1: "--object-path" , str2: completion_prev) == 0) |
726 | { |
727 | if (opt_emit_dest != NULL) |
728 | { |
729 | gchar *p; |
730 | s = g_strdup (str: opt_emit_object_path); |
731 | p = strrchr (s: s, c: '/'); |
732 | if (p != NULL) |
733 | { |
734 | if (p == s) |
735 | p++; |
736 | *p = '\0'; |
737 | } |
738 | print_paths (c, name: opt_emit_dest, path: s); |
739 | g_free (mem: s); |
740 | } |
741 | goto out; |
742 | } |
743 | if (!request_completion && !g_variant_is_object_path (string: opt_emit_object_path)) |
744 | { |
745 | g_printerr (_("Error: %s is not a valid object path\n" ), opt_emit_object_path); |
746 | goto out; |
747 | } |
748 | |
749 | /* validate and complete signal (interface + signal name) */ |
750 | if (opt_emit_dest != NULL && opt_emit_object_path != NULL && complete_signals) |
751 | { |
752 | print_methods_and_signals (c, name: opt_emit_dest, path: opt_emit_object_path, FALSE, TRUE); |
753 | goto out; |
754 | } |
755 | if (opt_emit_signal == NULL) |
756 | { |
757 | /* don't keep repeatedly completing --signal */ |
758 | if (request_completion) |
759 | { |
760 | if (g_strcmp0 (str1: "--signal" , str2: completion_prev) != 0) |
761 | g_print (format: "--signal \n" ); |
762 | } |
763 | else |
764 | { |
765 | g_printerr (_("Error: Signal name is not specified\n" )); |
766 | } |
767 | |
768 | goto out; |
769 | } |
770 | if (request_completion && opt_emit_dest != NULL && opt_emit_object_path != NULL && |
771 | g_strcmp0 (str1: "--signal" , str2: completion_prev) == 0) |
772 | { |
773 | print_methods_and_signals (c, name: opt_emit_dest, path: opt_emit_object_path, FALSE, TRUE); |
774 | goto out; |
775 | } |
776 | s = strrchr (s: opt_emit_signal, c: '.'); |
777 | if (!request_completion && s == NULL) |
778 | { |
779 | g_printerr (_("Error: Signal name “%s” is invalid\n" ), opt_emit_signal); |
780 | goto out; |
781 | } |
782 | signal_name = g_strdup (str: s + 1); |
783 | interface_name = g_strndup (str: opt_emit_signal, n: s - opt_emit_signal); |
784 | |
785 | /* All done with completion now */ |
786 | if (request_completion) |
787 | goto out; |
788 | |
789 | if (!g_dbus_is_interface_name (string: interface_name)) |
790 | { |
791 | g_printerr (_("Error: %s is not a valid interface name\n" ), interface_name); |
792 | goto out; |
793 | } |
794 | |
795 | if (!g_dbus_is_member_name (string: signal_name)) |
796 | { |
797 | g_printerr (_("Error: %s is not a valid member name\n" ), signal_name); |
798 | goto out; |
799 | } |
800 | |
801 | /* Read parameters */ |
802 | g_variant_builder_init (builder: &builder, G_VARIANT_TYPE_TUPLE); |
803 | skip_dashes = TRUE; |
804 | parm = 0; |
805 | for (n = 1; n < (guint) *argc; n++) |
806 | { |
807 | GVariant *value; |
808 | |
809 | /* Under certain conditions, g_option_context_parse returns the "--" |
810 | itself (setting off unparsed arguments), too: */ |
811 | if (skip_dashes && g_strcmp0 (str1: (*argv)[n], str2: "--" ) == 0) |
812 | { |
813 | skip_dashes = FALSE; |
814 | continue; |
815 | } |
816 | |
817 | error = NULL; |
818 | value = g_variant_parse (NULL, |
819 | text: (*argv)[n], |
820 | NULL, |
821 | NULL, |
822 | error: &error); |
823 | if (value == NULL) |
824 | { |
825 | gchar *context; |
826 | |
827 | context = g_variant_parse_error_print_context (error, source_str: (*argv)[n]); |
828 | g_error_free (error); |
829 | error = NULL; |
830 | value = _g_variant_parse_me_harder (NULL, given_str: (*argv)[n], error: &error); |
831 | if (value == NULL) |
832 | { |
833 | /* Use the original non-"parse-me-harder" error */ |
834 | g_printerr (_("Error parsing parameter %d: %s\n" ), |
835 | parm + 1, |
836 | context); |
837 | g_error_free (error); |
838 | g_free (mem: context); |
839 | g_variant_builder_clear (builder: &builder); |
840 | goto out; |
841 | } |
842 | g_free (mem: context); |
843 | } |
844 | g_variant_builder_add_value (builder: &builder, value); |
845 | ++parm; |
846 | } |
847 | parameters = g_variant_builder_end (builder: &builder); |
848 | |
849 | if (parameters != NULL) |
850 | parameters = g_variant_ref_sink (value: parameters); |
851 | if (!g_dbus_connection_emit_signal (connection: c, |
852 | destination_bus_name: opt_emit_dest, |
853 | object_path: opt_emit_object_path, |
854 | interface_name, |
855 | signal_name, |
856 | parameters, |
857 | error: &error)) |
858 | { |
859 | g_printerr (_("Error: %s\n" ), error->message); |
860 | g_error_free (error); |
861 | goto out; |
862 | } |
863 | |
864 | if (!g_dbus_connection_flush_sync (connection: c, NULL, error: &error)) |
865 | { |
866 | g_printerr (_("Error flushing connection: %s\n" ), error->message); |
867 | g_error_free (error); |
868 | goto out; |
869 | } |
870 | |
871 | ret = TRUE; |
872 | |
873 | out: |
874 | if (c != NULL) |
875 | g_object_unref (object: c); |
876 | if (parameters != NULL) |
877 | g_variant_unref (value: parameters); |
878 | g_free (mem: interface_name); |
879 | g_free (mem: signal_name); |
880 | g_option_context_free (context: o); |
881 | return ret; |
882 | } |
883 | |
884 | /* ---------------------------------------------------------------------------------------------------- */ |
885 | |
886 | static gchar *opt_call_dest = NULL; |
887 | static gchar *opt_call_object_path = NULL; |
888 | static gchar *opt_call_method = NULL; |
889 | static gint opt_call_timeout = -1; |
890 | |
891 | static const GOptionEntry call_entries[] = |
892 | { |
893 | { "dest" , 'd', 0, G_OPTION_ARG_STRING, &opt_call_dest, N_("Destination name to invoke method on" ), NULL}, |
894 | { "object-path" , 'o', 0, G_OPTION_ARG_STRING, &opt_call_object_path, N_("Object path to invoke method on" ), NULL}, |
895 | { "method" , 'm', 0, G_OPTION_ARG_STRING, &opt_call_method, N_("Method and interface name" ), NULL}, |
896 | { "timeout" , 't', 0, G_OPTION_ARG_INT, &opt_call_timeout, N_("Timeout in seconds" ), NULL}, |
897 | { NULL } |
898 | }; |
899 | |
900 | static gboolean |
901 | handle_call (gint *argc, |
902 | gchar **argv[], |
903 | gboolean request_completion, |
904 | const gchar *completion_cur, |
905 | const gchar *completion_prev) |
906 | { |
907 | gint ret; |
908 | GOptionContext *o; |
909 | gchar *s; |
910 | GError *error; |
911 | GDBusConnection *c; |
912 | GVariant *parameters; |
913 | gchar *interface_name; |
914 | gchar *method_name; |
915 | GVariant *result; |
916 | GPtrArray *in_signature_types; |
917 | #ifdef G_OS_UNIX |
918 | GUnixFDList *fd_list; |
919 | gint fd_id; |
920 | #endif |
921 | gboolean complete_names; |
922 | gboolean complete_paths; |
923 | gboolean complete_methods; |
924 | GVariantBuilder builder; |
925 | gboolean skip_dashes; |
926 | guint parm; |
927 | guint n; |
928 | |
929 | ret = FALSE; |
930 | c = NULL; |
931 | parameters = NULL; |
932 | interface_name = NULL; |
933 | method_name = NULL; |
934 | result = NULL; |
935 | in_signature_types = NULL; |
936 | #ifdef G_OS_UNIX |
937 | fd_list = NULL; |
938 | #endif |
939 | |
940 | modify_argv0_for_command (argc, argv, command: "call" ); |
941 | |
942 | o = command_option_context_new (NULL, _("Invoke a method on a remote object." ), |
943 | entries: call_entries, request_completion); |
944 | g_option_context_add_group (context: o, group: connection_get_group ()); |
945 | |
946 | complete_names = FALSE; |
947 | if (request_completion && *argc > 1 && g_strcmp0 (str1: (*argv)[(*argc)-1], str2: "--dest" ) == 0) |
948 | { |
949 | complete_names = TRUE; |
950 | remove_arg (num: (*argc) - 1, argc, argv); |
951 | } |
952 | |
953 | complete_paths = FALSE; |
954 | if (request_completion && *argc > 1 && g_strcmp0 (str1: (*argv)[(*argc)-1], str2: "--object-path" ) == 0) |
955 | { |
956 | complete_paths = TRUE; |
957 | remove_arg (num: (*argc) - 1, argc, argv); |
958 | } |
959 | |
960 | complete_methods = FALSE; |
961 | if (request_completion && *argc > 1 && g_strcmp0 (str1: (*argv)[(*argc)-1], str2: "--method" ) == 0) |
962 | { |
963 | complete_methods = TRUE; |
964 | remove_arg (num: (*argc) - 1, argc, argv); |
965 | } |
966 | |
967 | if (!g_option_context_parse (context: o, argc, argv, NULL)) |
968 | { |
969 | if (!request_completion) |
970 | { |
971 | s = g_option_context_get_help (context: o, FALSE, NULL); |
972 | g_printerr (format: "%s" , s); |
973 | g_free (mem: s); |
974 | goto out; |
975 | } |
976 | } |
977 | |
978 | error = NULL; |
979 | c = connection_get_dbus_connection (TRUE, error: &error); |
980 | if (c == NULL) |
981 | { |
982 | if (request_completion) |
983 | { |
984 | if (g_strcmp0 (str1: completion_prev, str2: "--address" ) == 0) |
985 | { |
986 | g_print (format: "unix:\n" |
987 | "tcp:\n" |
988 | "nonce-tcp:\n" ); |
989 | } |
990 | else |
991 | { |
992 | g_print (format: "--system \n--session \n--address \n" ); |
993 | } |
994 | } |
995 | else |
996 | { |
997 | g_printerr (_("Error connecting: %s\n" ), error->message); |
998 | } |
999 | g_error_free (error); |
1000 | goto out; |
1001 | } |
1002 | |
1003 | /* validate and complete destination (bus name) */ |
1004 | if (complete_names) |
1005 | { |
1006 | print_names (c, FALSE); |
1007 | goto out; |
1008 | } |
1009 | if (opt_call_dest == NULL) |
1010 | { |
1011 | if (request_completion) |
1012 | g_print (format: "--dest \n" ); |
1013 | else |
1014 | g_printerr (_("Error: Destination is not specified\n" )); |
1015 | goto out; |
1016 | } |
1017 | if (request_completion && g_strcmp0 (str1: "--dest" , str2: completion_prev) == 0) |
1018 | { |
1019 | print_names (c, include_unique_names: g_str_has_prefix (str: opt_call_dest, prefix: ":" )); |
1020 | goto out; |
1021 | } |
1022 | |
1023 | if (!request_completion && !g_dbus_is_name (string: opt_call_dest)) |
1024 | { |
1025 | g_printerr (_("Error: %s is not a valid bus name\n" ), opt_call_dest); |
1026 | goto out; |
1027 | } |
1028 | |
1029 | /* validate and complete object path */ |
1030 | if (complete_paths) |
1031 | { |
1032 | print_paths (c, name: opt_call_dest, path: "/" ); |
1033 | goto out; |
1034 | } |
1035 | if (opt_call_object_path == NULL) |
1036 | { |
1037 | if (request_completion) |
1038 | g_print (format: "--object-path \n" ); |
1039 | else |
1040 | g_printerr (_("Error: Object path is not specified\n" )); |
1041 | goto out; |
1042 | } |
1043 | if (request_completion && g_strcmp0 (str1: "--object-path" , str2: completion_prev) == 0) |
1044 | { |
1045 | gchar *p; |
1046 | s = g_strdup (str: opt_call_object_path); |
1047 | p = strrchr (s: s, c: '/'); |
1048 | if (p != NULL) |
1049 | { |
1050 | if (p == s) |
1051 | p++; |
1052 | *p = '\0'; |
1053 | } |
1054 | print_paths (c, name: opt_call_dest, path: s); |
1055 | g_free (mem: s); |
1056 | goto out; |
1057 | } |
1058 | if (!request_completion && !g_variant_is_object_path (string: opt_call_object_path)) |
1059 | { |
1060 | g_printerr (_("Error: %s is not a valid object path\n" ), opt_call_object_path); |
1061 | goto out; |
1062 | } |
1063 | |
1064 | /* validate and complete method (interface + method name) */ |
1065 | if (complete_methods) |
1066 | { |
1067 | print_methods_and_signals (c, name: opt_call_dest, path: opt_call_object_path, TRUE, FALSE); |
1068 | goto out; |
1069 | } |
1070 | if (opt_call_method == NULL) |
1071 | { |
1072 | if (request_completion) |
1073 | g_print (format: "--method \n" ); |
1074 | else |
1075 | g_printerr (_("Error: Method name is not specified\n" )); |
1076 | goto out; |
1077 | } |
1078 | if (request_completion && g_strcmp0 (str1: "--method" , str2: completion_prev) == 0) |
1079 | { |
1080 | print_methods_and_signals (c, name: opt_call_dest, path: opt_call_object_path, TRUE, FALSE); |
1081 | goto out; |
1082 | } |
1083 | s = strrchr (s: opt_call_method, c: '.'); |
1084 | if (!request_completion && s == NULL) |
1085 | { |
1086 | g_printerr (_("Error: Method name “%s” is invalid\n" ), opt_call_method); |
1087 | goto out; |
1088 | } |
1089 | method_name = g_strdup (str: s + 1); |
1090 | interface_name = g_strndup (str: opt_call_method, n: s - opt_call_method); |
1091 | |
1092 | /* All done with completion now */ |
1093 | if (request_completion) |
1094 | goto out; |
1095 | |
1096 | /* Introspect, for easy conversion - it's not fatal if we can't do this */ |
1097 | in_signature_types = call_helper_get_method_in_signature (c, |
1098 | dest: opt_call_dest, |
1099 | path: opt_call_object_path, |
1100 | interface_name, |
1101 | method_name, |
1102 | error: &error); |
1103 | if (in_signature_types == NULL) |
1104 | { |
1105 | //g_printerr ("Error getting introspection data: %s\n", error->message); |
1106 | g_error_free (error); |
1107 | error = NULL; |
1108 | } |
1109 | |
1110 | /* Read parameters */ |
1111 | g_variant_builder_init (builder: &builder, G_VARIANT_TYPE_TUPLE); |
1112 | skip_dashes = TRUE; |
1113 | parm = 0; |
1114 | for (n = 1; n < (guint) *argc; n++) |
1115 | { |
1116 | GVariant *value; |
1117 | GVariantType *type; |
1118 | |
1119 | /* Under certain conditions, g_option_context_parse returns the "--" |
1120 | itself (setting off unparsed arguments), too: */ |
1121 | if (skip_dashes && g_strcmp0 (str1: (*argv)[n], str2: "--" ) == 0) |
1122 | { |
1123 | skip_dashes = FALSE; |
1124 | continue; |
1125 | } |
1126 | |
1127 | type = NULL; |
1128 | if (in_signature_types != NULL) |
1129 | { |
1130 | if (parm >= in_signature_types->len) |
1131 | { |
1132 | /* Only warn for the first param */ |
1133 | if (parm == in_signature_types->len) |
1134 | { |
1135 | g_printerr (format: "Warning: Introspection data indicates %d parameters but more was passed\n" , |
1136 | in_signature_types->len); |
1137 | } |
1138 | } |
1139 | else |
1140 | { |
1141 | type = in_signature_types->pdata[parm]; |
1142 | } |
1143 | } |
1144 | |
1145 | error = NULL; |
1146 | value = g_variant_parse (type, |
1147 | text: (*argv)[n], |
1148 | NULL, |
1149 | NULL, |
1150 | error: &error); |
1151 | if (value == NULL) |
1152 | { |
1153 | gchar *context; |
1154 | |
1155 | context = g_variant_parse_error_print_context (error, source_str: (*argv)[n]); |
1156 | g_error_free (error); |
1157 | error = NULL; |
1158 | value = _g_variant_parse_me_harder (type, given_str: (*argv)[n], error: &error); |
1159 | if (value == NULL) |
1160 | { |
1161 | if (type != NULL) |
1162 | { |
1163 | s = g_variant_type_dup_string (type); |
1164 | g_printerr (_("Error parsing parameter %d of type “%s”: %s\n" ), |
1165 | parm + 1, |
1166 | s, |
1167 | context); |
1168 | g_free (mem: s); |
1169 | } |
1170 | else |
1171 | { |
1172 | g_printerr (_("Error parsing parameter %d: %s\n" ), |
1173 | parm + 1, |
1174 | context); |
1175 | } |
1176 | g_error_free (error); |
1177 | g_variant_builder_clear (builder: &builder); |
1178 | g_free (mem: context); |
1179 | goto out; |
1180 | } |
1181 | g_free (mem: context); |
1182 | } |
1183 | #ifdef G_OS_UNIX |
1184 | if (g_variant_is_of_type (value, G_VARIANT_TYPE_HANDLE)) |
1185 | { |
1186 | if (!fd_list) |
1187 | fd_list = g_unix_fd_list_new (); |
1188 | if ((fd_id = g_unix_fd_list_append (list: fd_list, fd: g_variant_get_handle (value), error: &error)) == -1) |
1189 | { |
1190 | g_printerr (_("Error adding handle %d: %s\n" ), |
1191 | g_variant_get_handle (value), error->message); |
1192 | g_variant_builder_clear (builder: &builder); |
1193 | g_error_free (error); |
1194 | goto out; |
1195 | } |
1196 | g_variant_unref (value); |
1197 | value = g_variant_new_handle (value: fd_id); |
1198 | } |
1199 | #endif |
1200 | g_variant_builder_add_value (builder: &builder, value); |
1201 | ++parm; |
1202 | } |
1203 | parameters = g_variant_builder_end (builder: &builder); |
1204 | |
1205 | if (parameters != NULL) |
1206 | parameters = g_variant_ref_sink (value: parameters); |
1207 | #ifdef G_OS_UNIX |
1208 | result = g_dbus_connection_call_with_unix_fd_list_sync (connection: c, |
1209 | bus_name: opt_call_dest, |
1210 | object_path: opt_call_object_path, |
1211 | interface_name, |
1212 | method_name, |
1213 | parameters, |
1214 | NULL, |
1215 | flags: G_DBUS_CALL_FLAGS_NONE, |
1216 | timeout_msec: opt_call_timeout > 0 ? opt_call_timeout * 1000 : opt_call_timeout, |
1217 | fd_list, |
1218 | NULL, |
1219 | NULL, |
1220 | error: &error); |
1221 | #else |
1222 | result = g_dbus_connection_call_sync (c, |
1223 | opt_call_dest, |
1224 | opt_call_object_path, |
1225 | interface_name, |
1226 | method_name, |
1227 | parameters, |
1228 | NULL, |
1229 | G_DBUS_CALL_FLAGS_NONE, |
1230 | opt_call_timeout > 0 ? opt_call_timeout * 1000 : opt_call_timeout, |
1231 | NULL, |
1232 | &error); |
1233 | #endif |
1234 | if (result == NULL) |
1235 | { |
1236 | g_printerr (_("Error: %s\n" ), error->message); |
1237 | |
1238 | if (g_error_matches (error, G_DBUS_ERROR, code: G_DBUS_ERROR_INVALID_ARGS) && in_signature_types != NULL) |
1239 | { |
1240 | if (in_signature_types->len > 0) |
1241 | { |
1242 | GString *s; |
1243 | s = g_string_new (NULL); |
1244 | |
1245 | for (n = 0; n < in_signature_types->len; n++) |
1246 | { |
1247 | GVariantType *type = in_signature_types->pdata[n]; |
1248 | g_string_append_len (string: s, |
1249 | val: g_variant_type_peek_string (type), |
1250 | len: g_variant_type_get_string_length (type)); |
1251 | } |
1252 | |
1253 | g_printerr (format: "(According to introspection data, you need to pass '%s')\n" , s->str); |
1254 | g_string_free (string: s, TRUE); |
1255 | } |
1256 | else |
1257 | g_printerr (format: "(According to introspection data, you need to pass no arguments)\n" ); |
1258 | } |
1259 | |
1260 | g_error_free (error); |
1261 | goto out; |
1262 | } |
1263 | |
1264 | s = g_variant_print (value: result, TRUE); |
1265 | g_print (format: "%s\n" , s); |
1266 | g_free (mem: s); |
1267 | |
1268 | ret = TRUE; |
1269 | |
1270 | out: |
1271 | if (in_signature_types != NULL) |
1272 | g_ptr_array_unref (array: in_signature_types); |
1273 | if (result != NULL) |
1274 | g_variant_unref (value: result); |
1275 | if (c != NULL) |
1276 | g_object_unref (object: c); |
1277 | if (parameters != NULL) |
1278 | g_variant_unref (value: parameters); |
1279 | g_free (mem: interface_name); |
1280 | g_free (mem: method_name); |
1281 | g_option_context_free (context: o); |
1282 | #ifdef G_OS_UNIX |
1283 | g_clear_object (&fd_list); |
1284 | #endif |
1285 | return ret; |
1286 | } |
1287 | |
1288 | /* ---------------------------------------------------------------------------------------------------- */ |
1289 | |
1290 | static gchar *opt_introspect_dest = NULL; |
1291 | static gchar *opt_introspect_object_path = NULL; |
1292 | static gboolean opt_introspect_xml = FALSE; |
1293 | static gboolean opt_introspect_recurse = FALSE; |
1294 | static gboolean opt_introspect_only_properties = FALSE; |
1295 | |
1296 | /* Introspect colors */ |
1297 | #define RESET_COLOR (use_colors? "\033[0m": "") |
1298 | #define INTROSPECT_TITLE_COLOR (use_colors? UNDERLINE: "") |
1299 | #define INTROSPECT_NODE_COLOR (use_colors? RESET_COLOR: "") |
1300 | #define INTROSPECT_INTERFACE_COLOR (use_colors? YELLOW: "") |
1301 | #define INTROSPECT_METHOD_COLOR (use_colors? BLUE: "") |
1302 | #define INTROSPECT_SIGNAL_COLOR (use_colors? BLUE: "") |
1303 | #define INTROSPECT_PROPERTY_COLOR (use_colors? MAGENTA: "") |
1304 | #define INTROSPECT_INOUT_COLOR (use_colors? RESET_COLOR: "") |
1305 | #define INTROSPECT_TYPE_COLOR (use_colors? GREEN: "") |
1306 | #define INTROSPECT_ANNOTATION_COLOR (use_colors? RESET_COLOR: "") |
1307 | |
1308 | static void |
1309 | dump_annotation (const GDBusAnnotationInfo *o, |
1310 | guint indent, |
1311 | gboolean ignore_indent, |
1312 | gboolean use_colors) |
1313 | { |
1314 | guint n; |
1315 | g_print (format: "%*s%s@%s(\"%s\")%s\n" , |
1316 | ignore_indent ? 0 : indent, "" , |
1317 | INTROSPECT_ANNOTATION_COLOR, o->key, o->value, RESET_COLOR); |
1318 | for (n = 0; o->annotations != NULL && o->annotations[n] != NULL; n++) |
1319 | dump_annotation (o: o->annotations[n], indent: indent + 2, FALSE, use_colors); |
1320 | } |
1321 | |
1322 | static void |
1323 | dump_arg (const GDBusArgInfo *o, |
1324 | guint indent, |
1325 | const gchar *direction, |
1326 | gboolean ignore_indent, |
1327 | gboolean include_newline, |
1328 | gboolean use_colors) |
1329 | { |
1330 | guint n; |
1331 | |
1332 | for (n = 0; o->annotations != NULL && o->annotations[n] != NULL; n++) |
1333 | { |
1334 | dump_annotation (o: o->annotations[n], indent, ignore_indent, use_colors); |
1335 | ignore_indent = FALSE; |
1336 | } |
1337 | |
1338 | g_print (format: "%*s%s%s%s%s%s%s %s%s" , |
1339 | ignore_indent ? 0 : indent, "" , |
1340 | INTROSPECT_INOUT_COLOR, direction, RESET_COLOR, |
1341 | INTROSPECT_TYPE_COLOR, o->signature, RESET_COLOR, |
1342 | o->name, |
1343 | include_newline ? ",\n" : "" ); |
1344 | } |
1345 | |
1346 | static guint |
1347 | count_args (GDBusArgInfo **args) |
1348 | { |
1349 | guint n; |
1350 | n = 0; |
1351 | if (args == NULL) |
1352 | goto out; |
1353 | while (args[n] != NULL) |
1354 | n++; |
1355 | out: |
1356 | return n; |
1357 | } |
1358 | |
1359 | static void |
1360 | dump_method (const GDBusMethodInfo *o, |
1361 | guint indent, |
1362 | gboolean use_colors) |
1363 | { |
1364 | guint n; |
1365 | guint m; |
1366 | guint name_len; |
1367 | guint total_num_args; |
1368 | |
1369 | for (n = 0; o->annotations != NULL && o->annotations[n] != NULL; n++) |
1370 | dump_annotation (o: o->annotations[n], indent, FALSE, use_colors); |
1371 | |
1372 | g_print (format: "%*s%s%s%s(" , |
1373 | indent, "" , |
1374 | INTROSPECT_METHOD_COLOR, o->name, RESET_COLOR); |
1375 | name_len = strlen (s: o->name); |
1376 | total_num_args = count_args (args: o->in_args) + count_args (args: o->out_args); |
1377 | for (n = 0, m = 0; o->in_args != NULL && o->in_args[n] != NULL; n++, m++) |
1378 | { |
1379 | gboolean ignore_indent = (m == 0); |
1380 | gboolean include_newline = (m != total_num_args - 1); |
1381 | |
1382 | dump_arg (o: o->in_args[n], |
1383 | indent: indent + name_len + 1, |
1384 | direction: "in " , |
1385 | ignore_indent, |
1386 | include_newline, |
1387 | use_colors); |
1388 | } |
1389 | for (n = 0; o->out_args != NULL && o->out_args[n] != NULL; n++, m++) |
1390 | { |
1391 | gboolean ignore_indent = (m == 0); |
1392 | gboolean include_newline = (m != total_num_args - 1); |
1393 | dump_arg (o: o->out_args[n], |
1394 | indent: indent + name_len + 1, |
1395 | direction: "out " , |
1396 | ignore_indent, |
1397 | include_newline, |
1398 | use_colors); |
1399 | } |
1400 | g_print (format: ");\n" ); |
1401 | } |
1402 | |
1403 | static void |
1404 | dump_signal (const GDBusSignalInfo *o, |
1405 | guint indent, |
1406 | gboolean use_colors) |
1407 | { |
1408 | guint n; |
1409 | guint name_len; |
1410 | guint total_num_args; |
1411 | |
1412 | for (n = 0; o->annotations != NULL && o->annotations[n] != NULL; n++) |
1413 | dump_annotation (o: o->annotations[n], indent, FALSE, use_colors); |
1414 | |
1415 | g_print (format: "%*s%s%s%s(" , |
1416 | indent, "" , |
1417 | INTROSPECT_SIGNAL_COLOR, o->name, RESET_COLOR); |
1418 | name_len = strlen (s: o->name); |
1419 | total_num_args = count_args (args: o->args); |
1420 | for (n = 0; o->args != NULL && o->args[n] != NULL; n++) |
1421 | { |
1422 | gboolean ignore_indent = (n == 0); |
1423 | gboolean include_newline = (n != total_num_args - 1); |
1424 | dump_arg (o: o->args[n], |
1425 | indent: indent + name_len + 1, |
1426 | direction: "" , |
1427 | ignore_indent, |
1428 | include_newline, |
1429 | use_colors); |
1430 | } |
1431 | g_print (format: ");\n" ); |
1432 | } |
1433 | |
1434 | static void |
1435 | dump_property (const GDBusPropertyInfo *o, |
1436 | guint indent, |
1437 | gboolean use_colors, |
1438 | GVariant *value) |
1439 | { |
1440 | const gchar *access; |
1441 | guint n; |
1442 | |
1443 | if (o->flags == G_DBUS_PROPERTY_INFO_FLAGS_READABLE) |
1444 | access = "readonly" ; |
1445 | else if (o->flags == G_DBUS_PROPERTY_INFO_FLAGS_WRITABLE) |
1446 | access = "writeonly" ; |
1447 | else if (o->flags == (G_DBUS_PROPERTY_INFO_FLAGS_READABLE | G_DBUS_PROPERTY_INFO_FLAGS_WRITABLE)) |
1448 | access = "readwrite" ; |
1449 | else |
1450 | g_assert_not_reached (); |
1451 | |
1452 | for (n = 0; o->annotations != NULL && o->annotations[n] != NULL; n++) |
1453 | dump_annotation (o: o->annotations[n], indent, FALSE, use_colors); |
1454 | |
1455 | if (value != NULL) |
1456 | { |
1457 | gchar *s = g_variant_print (value, FALSE); |
1458 | g_print (format: "%*s%s %s%s%s %s%s%s = %s;\n" , indent, "" , access, |
1459 | INTROSPECT_TYPE_COLOR, o->signature, RESET_COLOR, |
1460 | INTROSPECT_PROPERTY_COLOR, o->name, RESET_COLOR, |
1461 | s); |
1462 | g_free (mem: s); |
1463 | } |
1464 | else |
1465 | { |
1466 | g_print (format: "%*s%s %s %s;\n" , indent, "" , access, o->signature, o->name); |
1467 | } |
1468 | } |
1469 | |
1470 | static void |
1471 | dump_interface (GDBusConnection *c, |
1472 | const gchar *name, |
1473 | const GDBusInterfaceInfo *o, |
1474 | guint indent, |
1475 | gboolean use_colors, |
1476 | const gchar *object_path) |
1477 | { |
1478 | guint n; |
1479 | GHashTable *properties; |
1480 | |
1481 | properties = g_hash_table_new_full (hash_func: g_str_hash, |
1482 | key_equal_func: g_str_equal, |
1483 | key_destroy_func: g_free, |
1484 | value_destroy_func: (GDestroyNotify) g_variant_unref); |
1485 | |
1486 | /* Try to get properties */ |
1487 | if (c != NULL && name != NULL && object_path != NULL && o->properties != NULL) |
1488 | { |
1489 | GVariant *result; |
1490 | result = g_dbus_connection_call_sync (connection: c, |
1491 | bus_name: name, |
1492 | object_path, |
1493 | interface_name: "org.freedesktop.DBus.Properties" , |
1494 | method_name: "GetAll" , |
1495 | parameters: g_variant_new (format_string: "(s)" , o->name), |
1496 | NULL, |
1497 | flags: G_DBUS_CALL_FLAGS_NONE, |
1498 | timeout_msec: 3000, |
1499 | NULL, |
1500 | NULL); |
1501 | if (result != NULL) |
1502 | { |
1503 | if (g_variant_is_of_type (value: result, G_VARIANT_TYPE ("(a{sv})" ))) |
1504 | { |
1505 | GVariantIter *iter; |
1506 | GVariant *item; |
1507 | g_variant_get (value: result, |
1508 | format_string: "(a{sv})" , |
1509 | &iter); |
1510 | while ((item = g_variant_iter_next_value (iter))) |
1511 | { |
1512 | gchar *key; |
1513 | GVariant *value; |
1514 | g_variant_get (value: item, |
1515 | format_string: "{sv}" , |
1516 | &key, |
1517 | &value); |
1518 | |
1519 | g_hash_table_insert (hash_table: properties, key, value: g_variant_ref (value)); |
1520 | } |
1521 | } |
1522 | g_variant_unref (value: result); |
1523 | } |
1524 | else |
1525 | { |
1526 | guint n; |
1527 | for (n = 0; o->properties != NULL && o->properties[n] != NULL; n++) |
1528 | { |
1529 | result = g_dbus_connection_call_sync (connection: c, |
1530 | bus_name: name, |
1531 | object_path, |
1532 | interface_name: "org.freedesktop.DBus.Properties" , |
1533 | method_name: "Get" , |
1534 | parameters: g_variant_new (format_string: "(ss)" , o->name, o->properties[n]->name), |
1535 | G_VARIANT_TYPE ("(v)" ), |
1536 | flags: G_DBUS_CALL_FLAGS_NONE, |
1537 | timeout_msec: 3000, |
1538 | NULL, |
1539 | NULL); |
1540 | if (result != NULL) |
1541 | { |
1542 | GVariant *property_value; |
1543 | g_variant_get (value: result, |
1544 | format_string: "(v)" , |
1545 | &property_value); |
1546 | g_hash_table_insert (hash_table: properties, |
1547 | key: g_strdup (str: o->properties[n]->name), |
1548 | value: g_variant_ref (value: property_value)); |
1549 | g_variant_unref (value: result); |
1550 | } |
1551 | } |
1552 | } |
1553 | } |
1554 | |
1555 | for (n = 0; o->annotations != NULL && o->annotations[n] != NULL; n++) |
1556 | dump_annotation (o: o->annotations[n], indent, FALSE, use_colors); |
1557 | |
1558 | g_print (format: "%*s%sinterface %s%s {\n" , |
1559 | indent, "" , |
1560 | INTROSPECT_INTERFACE_COLOR, o->name, RESET_COLOR); |
1561 | if (o->methods != NULL && !opt_introspect_only_properties) |
1562 | { |
1563 | g_print (format: "%*s %smethods%s:\n" , |
1564 | indent, "" , |
1565 | INTROSPECT_TITLE_COLOR, RESET_COLOR); |
1566 | for (n = 0; o->methods[n] != NULL; n++) |
1567 | dump_method (o: o->methods[n], indent: indent + 4, use_colors); |
1568 | } |
1569 | if (o->signals != NULL && !opt_introspect_only_properties) |
1570 | { |
1571 | g_print (format: "%*s %ssignals%s:\n" , |
1572 | indent, "" , |
1573 | INTROSPECT_TITLE_COLOR, RESET_COLOR); |
1574 | for (n = 0; o->signals[n] != NULL; n++) |
1575 | dump_signal (o: o->signals[n], indent: indent + 4, use_colors); |
1576 | } |
1577 | if (o->properties != NULL) |
1578 | { |
1579 | g_print (format: "%*s %sproperties%s:\n" , |
1580 | indent, "" , |
1581 | INTROSPECT_TITLE_COLOR, RESET_COLOR); |
1582 | for (n = 0; o->properties[n] != NULL; n++) |
1583 | { |
1584 | dump_property (o: o->properties[n], |
1585 | indent: indent + 4, |
1586 | use_colors, |
1587 | value: g_hash_table_lookup (hash_table: properties, key: (o->properties[n])->name)); |
1588 | } |
1589 | } |
1590 | g_print (format: "%*s};\n" , |
1591 | indent, "" ); |
1592 | |
1593 | g_hash_table_unref (hash_table: properties); |
1594 | } |
1595 | |
1596 | static gboolean |
1597 | introspect_do (GDBusConnection *c, |
1598 | const gchar *object_path, |
1599 | guint indent, |
1600 | gboolean use_colors); |
1601 | |
1602 | static void |
1603 | dump_node (GDBusConnection *c, |
1604 | const gchar *name, |
1605 | const GDBusNodeInfo *o, |
1606 | guint indent, |
1607 | gboolean use_colors, |
1608 | const gchar *object_path, |
1609 | gboolean recurse) |
1610 | { |
1611 | guint n; |
1612 | const gchar *object_path_to_print; |
1613 | |
1614 | object_path_to_print = object_path; |
1615 | if (o->path != NULL) |
1616 | object_path_to_print = o->path; |
1617 | |
1618 | for (n = 0; o->annotations != NULL && o->annotations[n] != NULL; n++) |
1619 | dump_annotation (o: o->annotations[n], indent, FALSE, use_colors); |
1620 | |
1621 | g_print (format: "%*s%snode %s%s" , |
1622 | indent, "" , |
1623 | INTROSPECT_NODE_COLOR, |
1624 | object_path_to_print != NULL ? object_path_to_print : "(not set)" , |
1625 | RESET_COLOR); |
1626 | if (o->interfaces != NULL || o->nodes != NULL) |
1627 | { |
1628 | g_print (format: " {\n" ); |
1629 | for (n = 0; o->interfaces != NULL && o->interfaces[n] != NULL; n++) |
1630 | { |
1631 | if (opt_introspect_only_properties) |
1632 | { |
1633 | if (o->interfaces[n]->properties != NULL && o->interfaces[n]->properties[0] != NULL) |
1634 | dump_interface (c, name, o: o->interfaces[n], indent: indent + 2, use_colors, object_path); |
1635 | } |
1636 | else |
1637 | { |
1638 | dump_interface (c, name, o: o->interfaces[n], indent: indent + 2, use_colors, object_path); |
1639 | } |
1640 | } |
1641 | for (n = 0; o->nodes != NULL && o->nodes[n] != NULL; n++) |
1642 | { |
1643 | if (recurse) |
1644 | { |
1645 | gchar *child_path; |
1646 | if (g_variant_is_object_path (string: o->nodes[n]->path)) |
1647 | { |
1648 | child_path = g_strdup (str: o->nodes[n]->path); |
1649 | /* avoid infinite loops */ |
1650 | if (g_str_has_prefix (str: child_path, prefix: object_path)) |
1651 | { |
1652 | introspect_do (c, object_path: child_path, indent: indent + 2, use_colors); |
1653 | } |
1654 | else |
1655 | { |
1656 | g_print (format: "Skipping path %s that is not enclosed by parent %s\n" , |
1657 | child_path, object_path); |
1658 | } |
1659 | } |
1660 | else |
1661 | { |
1662 | if (g_strcmp0 (str1: object_path, str2: "/" ) == 0) |
1663 | child_path = g_strdup_printf (format: "/%s" , o->nodes[n]->path); |
1664 | else |
1665 | child_path = g_strdup_printf (format: "%s/%s" , object_path, o->nodes[n]->path); |
1666 | introspect_do (c, object_path: child_path, indent: indent + 2, use_colors); |
1667 | } |
1668 | g_free (mem: child_path); |
1669 | } |
1670 | else |
1671 | { |
1672 | dump_node (NULL, NULL, o: o->nodes[n], indent: indent + 2, use_colors, NULL, recurse); |
1673 | } |
1674 | } |
1675 | g_print (format: "%*s};\n" , |
1676 | indent, "" ); |
1677 | } |
1678 | else |
1679 | { |
1680 | g_print (format: "\n" ); |
1681 | } |
1682 | } |
1683 | |
1684 | static const GOptionEntry introspect_entries[] = |
1685 | { |
1686 | { "dest" , 'd', 0, G_OPTION_ARG_STRING, &opt_introspect_dest, N_("Destination name to introspect" ), NULL}, |
1687 | { "object-path" , 'o', 0, G_OPTION_ARG_STRING, &opt_introspect_object_path, N_("Object path to introspect" ), NULL}, |
1688 | { "xml" , 'x', 0, G_OPTION_ARG_NONE, &opt_introspect_xml, N_("Print XML" ), NULL}, |
1689 | { "recurse" , 'r', 0, G_OPTION_ARG_NONE, &opt_introspect_recurse, N_("Introspect children" ), NULL}, |
1690 | { "only-properties" , 'p', 0, G_OPTION_ARG_NONE, &opt_introspect_only_properties, N_("Only print properties" ), NULL}, |
1691 | { NULL } |
1692 | }; |
1693 | |
1694 | static gboolean |
1695 | introspect_do (GDBusConnection *c, |
1696 | const gchar *object_path, |
1697 | guint indent, |
1698 | gboolean use_colors) |
1699 | { |
1700 | GError *error; |
1701 | GVariant *result; |
1702 | GDBusNodeInfo *node; |
1703 | gboolean ret; |
1704 | const gchar *xml_data; |
1705 | |
1706 | ret = FALSE; |
1707 | node = NULL; |
1708 | result = NULL; |
1709 | |
1710 | error = NULL; |
1711 | result = g_dbus_connection_call_sync (connection: c, |
1712 | bus_name: opt_introspect_dest, |
1713 | object_path, |
1714 | interface_name: "org.freedesktop.DBus.Introspectable" , |
1715 | method_name: "Introspect" , |
1716 | NULL, |
1717 | G_VARIANT_TYPE ("(s)" ), |
1718 | flags: G_DBUS_CALL_FLAGS_NONE, |
1719 | timeout_msec: 3000, /* 3 sec */ |
1720 | NULL, |
1721 | error: &error); |
1722 | if (result == NULL) |
1723 | { |
1724 | g_printerr (_("Error: %s\n" ), error->message); |
1725 | g_error_free (error); |
1726 | goto out; |
1727 | } |
1728 | g_variant_get (value: result, format_string: "(&s)" , &xml_data); |
1729 | |
1730 | if (opt_introspect_xml) |
1731 | { |
1732 | g_print (format: "%s" , xml_data); |
1733 | } |
1734 | else |
1735 | { |
1736 | error = NULL; |
1737 | node = g_dbus_node_info_new_for_xml (xml_data, error: &error); |
1738 | if (node == NULL) |
1739 | { |
1740 | g_printerr (_("Error parsing introspection XML: %s\n" ), error->message); |
1741 | g_error_free (error); |
1742 | goto out; |
1743 | } |
1744 | |
1745 | dump_node (c, name: opt_introspect_dest, o: node, indent, use_colors, object_path, recurse: opt_introspect_recurse); |
1746 | } |
1747 | |
1748 | ret = TRUE; |
1749 | |
1750 | out: |
1751 | if (node != NULL) |
1752 | g_dbus_node_info_unref (info: node); |
1753 | if (result != NULL) |
1754 | g_variant_unref (value: result); |
1755 | return ret; |
1756 | } |
1757 | |
1758 | static gboolean |
1759 | handle_introspect (gint *argc, |
1760 | gchar **argv[], |
1761 | gboolean request_completion, |
1762 | const gchar *completion_cur, |
1763 | const gchar *completion_prev) |
1764 | { |
1765 | gint ret; |
1766 | GOptionContext *o; |
1767 | gchar *s; |
1768 | GError *error; |
1769 | GDBusConnection *c; |
1770 | gboolean complete_names; |
1771 | gboolean complete_paths; |
1772 | gboolean color_support; |
1773 | |
1774 | ret = FALSE; |
1775 | c = NULL; |
1776 | |
1777 | modify_argv0_for_command (argc, argv, command: "introspect" ); |
1778 | |
1779 | o = command_option_context_new (NULL, _("Introspect a remote object." ), |
1780 | entries: introspect_entries, request_completion); |
1781 | g_option_context_add_group (context: o, group: connection_get_group ()); |
1782 | |
1783 | complete_names = FALSE; |
1784 | if (request_completion && *argc > 1 && g_strcmp0 (str1: (*argv)[(*argc)-1], str2: "--dest" ) == 0) |
1785 | { |
1786 | complete_names = TRUE; |
1787 | remove_arg (num: (*argc) - 1, argc, argv); |
1788 | } |
1789 | |
1790 | complete_paths = FALSE; |
1791 | if (request_completion && *argc > 1 && g_strcmp0 (str1: (*argv)[(*argc)-1], str2: "--object-path" ) == 0) |
1792 | { |
1793 | complete_paths = TRUE; |
1794 | remove_arg (num: (*argc) - 1, argc, argv); |
1795 | } |
1796 | |
1797 | if (!g_option_context_parse (context: o, argc, argv, NULL)) |
1798 | { |
1799 | if (!request_completion) |
1800 | { |
1801 | s = g_option_context_get_help (context: o, FALSE, NULL); |
1802 | g_printerr (format: "%s" , s); |
1803 | g_free (mem: s); |
1804 | goto out; |
1805 | } |
1806 | } |
1807 | |
1808 | error = NULL; |
1809 | c = connection_get_dbus_connection (TRUE, error: &error); |
1810 | if (c == NULL) |
1811 | { |
1812 | if (request_completion) |
1813 | { |
1814 | if (g_strcmp0 (str1: completion_prev, str2: "--address" ) == 0) |
1815 | { |
1816 | g_print (format: "unix:\n" |
1817 | "tcp:\n" |
1818 | "nonce-tcp:\n" ); |
1819 | } |
1820 | else |
1821 | { |
1822 | g_print (format: "--system \n--session \n--address \n" ); |
1823 | } |
1824 | } |
1825 | else |
1826 | { |
1827 | g_printerr (_("Error connecting: %s\n" ), error->message); |
1828 | } |
1829 | g_error_free (error); |
1830 | goto out; |
1831 | } |
1832 | |
1833 | if (complete_names) |
1834 | { |
1835 | print_names (c, FALSE); |
1836 | goto out; |
1837 | } |
1838 | /* this only makes sense on message bus connections */ |
1839 | if (opt_introspect_dest == NULL) |
1840 | { |
1841 | if (request_completion) |
1842 | g_print (format: "--dest \n" ); |
1843 | else |
1844 | g_printerr (_("Error: Destination is not specified\n" )); |
1845 | goto out; |
1846 | } |
1847 | if (request_completion && g_strcmp0 (str1: "--dest" , str2: completion_prev) == 0) |
1848 | { |
1849 | print_names (c, include_unique_names: g_str_has_prefix (str: opt_introspect_dest, prefix: ":" )); |
1850 | goto out; |
1851 | } |
1852 | |
1853 | if (complete_paths) |
1854 | { |
1855 | print_paths (c, name: opt_introspect_dest, path: "/" ); |
1856 | goto out; |
1857 | } |
1858 | |
1859 | if (!request_completion && !g_dbus_is_name (string: opt_introspect_dest)) |
1860 | { |
1861 | g_printerr (_("Error: %s is not a valid bus name\n" ), opt_introspect_dest); |
1862 | goto out; |
1863 | } |
1864 | |
1865 | if (opt_introspect_object_path == NULL) |
1866 | { |
1867 | if (request_completion) |
1868 | g_print (format: "--object-path \n" ); |
1869 | else |
1870 | g_printerr (_("Error: Object path is not specified\n" )); |
1871 | goto out; |
1872 | } |
1873 | if (request_completion && g_strcmp0 (str1: "--object-path" , str2: completion_prev) == 0) |
1874 | { |
1875 | gchar *p; |
1876 | s = g_strdup (str: opt_introspect_object_path); |
1877 | p = strrchr (s: s, c: '/'); |
1878 | if (p != NULL) |
1879 | { |
1880 | if (p == s) |
1881 | p++; |
1882 | *p = '\0'; |
1883 | } |
1884 | print_paths (c, name: opt_introspect_dest, path: s); |
1885 | g_free (mem: s); |
1886 | goto out; |
1887 | } |
1888 | if (!request_completion && !g_variant_is_object_path (string: opt_introspect_object_path)) |
1889 | { |
1890 | g_printerr (_("Error: %s is not a valid object path\n" ), opt_introspect_object_path); |
1891 | goto out; |
1892 | } |
1893 | |
1894 | if (request_completion && opt_introspect_object_path != NULL && !opt_introspect_recurse) |
1895 | { |
1896 | g_print (format: "--recurse \n" ); |
1897 | } |
1898 | |
1899 | if (request_completion && opt_introspect_object_path != NULL && !opt_introspect_only_properties) |
1900 | { |
1901 | g_print (format: "--only-properties \n" ); |
1902 | } |
1903 | |
1904 | /* All done with completion now */ |
1905 | if (request_completion) |
1906 | goto out; |
1907 | |
1908 | /* Before we start printing the actual info, check if we can do colors*/ |
1909 | color_support = g_log_writer_supports_color (output_fd: fileno (stdout)); |
1910 | |
1911 | if (!introspect_do (c, object_path: opt_introspect_object_path, indent: 0, use_colors: color_support)) |
1912 | goto out; |
1913 | |
1914 | ret = TRUE; |
1915 | |
1916 | out: |
1917 | if (c != NULL) |
1918 | g_object_unref (object: c); |
1919 | g_option_context_free (context: o); |
1920 | return ret; |
1921 | } |
1922 | |
1923 | /* ---------------------------------------------------------------------------------------------------- */ |
1924 | |
1925 | static gchar *opt_monitor_dest = NULL; |
1926 | static gchar *opt_monitor_object_path = NULL; |
1927 | |
1928 | static guint monitor_filter_id = 0; |
1929 | |
1930 | static void |
1931 | monitor_signal_cb (GDBusConnection *connection, |
1932 | const gchar *sender_name, |
1933 | const gchar *object_path, |
1934 | const gchar *interface_name, |
1935 | const gchar *signal_name, |
1936 | GVariant *parameters, |
1937 | gpointer user_data) |
1938 | { |
1939 | gchar *s; |
1940 | s = g_variant_print (value: parameters, TRUE); |
1941 | g_print (format: "%s: %s.%s %s\n" , |
1942 | object_path, |
1943 | interface_name, |
1944 | signal_name, |
1945 | s); |
1946 | g_free (mem: s); |
1947 | } |
1948 | |
1949 | static void |
1950 | monitor_on_name_appeared (GDBusConnection *connection, |
1951 | const gchar *name, |
1952 | const gchar *name_owner, |
1953 | gpointer user_data) |
1954 | { |
1955 | g_print (format: "The name %s is owned by %s\n" , name, name_owner); |
1956 | g_assert (monitor_filter_id == 0); |
1957 | monitor_filter_id = g_dbus_connection_signal_subscribe (connection, |
1958 | sender: name_owner, |
1959 | NULL, /* any interface */ |
1960 | NULL, /* any member */ |
1961 | object_path: opt_monitor_object_path, |
1962 | NULL, /* arg0 */ |
1963 | flags: G_DBUS_SIGNAL_FLAGS_NONE, |
1964 | callback: monitor_signal_cb, |
1965 | NULL, /* user_data */ |
1966 | NULL); /* user_data destroy notify */ |
1967 | } |
1968 | |
1969 | static void |
1970 | monitor_on_name_vanished (GDBusConnection *connection, |
1971 | const gchar *name, |
1972 | gpointer user_data) |
1973 | { |
1974 | g_print (format: "The name %s does not have an owner\n" , name); |
1975 | |
1976 | if (monitor_filter_id != 0) |
1977 | { |
1978 | g_dbus_connection_signal_unsubscribe (connection, subscription_id: monitor_filter_id); |
1979 | monitor_filter_id = 0; |
1980 | } |
1981 | } |
1982 | |
1983 | static const GOptionEntry monitor_entries[] = |
1984 | { |
1985 | { "dest" , 'd', 0, G_OPTION_ARG_STRING, &opt_monitor_dest, N_("Destination name to monitor" ), NULL}, |
1986 | { "object-path" , 'o', 0, G_OPTION_ARG_STRING, &opt_monitor_object_path, N_("Object path to monitor" ), NULL}, |
1987 | { NULL } |
1988 | }; |
1989 | |
1990 | static gboolean |
1991 | handle_monitor (gint *argc, |
1992 | gchar **argv[], |
1993 | gboolean request_completion, |
1994 | const gchar *completion_cur, |
1995 | const gchar *completion_prev) |
1996 | { |
1997 | gint ret; |
1998 | GOptionContext *o; |
1999 | gchar *s; |
2000 | GError *error; |
2001 | GDBusConnection *c; |
2002 | gboolean complete_names; |
2003 | gboolean complete_paths; |
2004 | GMainLoop *loop; |
2005 | |
2006 | ret = FALSE; |
2007 | c = NULL; |
2008 | |
2009 | modify_argv0_for_command (argc, argv, command: "monitor" ); |
2010 | |
2011 | o = command_option_context_new (NULL, _("Monitor a remote object." ), |
2012 | entries: monitor_entries, request_completion); |
2013 | g_option_context_add_group (context: o, group: connection_get_group ()); |
2014 | |
2015 | complete_names = FALSE; |
2016 | if (request_completion && *argc > 1 && g_strcmp0 (str1: (*argv)[(*argc)-1], str2: "--dest" ) == 0) |
2017 | { |
2018 | complete_names = TRUE; |
2019 | remove_arg (num: (*argc) - 1, argc, argv); |
2020 | } |
2021 | |
2022 | complete_paths = FALSE; |
2023 | if (request_completion && *argc > 1 && g_strcmp0 (str1: (*argv)[(*argc)-1], str2: "--object-path" ) == 0) |
2024 | { |
2025 | complete_paths = TRUE; |
2026 | remove_arg (num: (*argc) - 1, argc, argv); |
2027 | } |
2028 | |
2029 | if (!g_option_context_parse (context: o, argc, argv, NULL)) |
2030 | { |
2031 | if (!request_completion) |
2032 | { |
2033 | s = g_option_context_get_help (context: o, FALSE, NULL); |
2034 | g_printerr (format: "%s" , s); |
2035 | g_free (mem: s); |
2036 | goto out; |
2037 | } |
2038 | } |
2039 | |
2040 | error = NULL; |
2041 | c = connection_get_dbus_connection (TRUE, error: &error); |
2042 | if (c == NULL) |
2043 | { |
2044 | if (request_completion) |
2045 | { |
2046 | if (g_strcmp0 (str1: completion_prev, str2: "--address" ) == 0) |
2047 | { |
2048 | g_print (format: "unix:\n" |
2049 | "tcp:\n" |
2050 | "nonce-tcp:\n" ); |
2051 | } |
2052 | else |
2053 | { |
2054 | g_print (format: "--system \n--session \n--address \n" ); |
2055 | } |
2056 | } |
2057 | else |
2058 | { |
2059 | g_printerr (_("Error connecting: %s\n" ), error->message); |
2060 | } |
2061 | g_error_free (error); |
2062 | goto out; |
2063 | } |
2064 | |
2065 | /* Monitoring doesn’t make sense on a non-message-bus connection. */ |
2066 | if (g_dbus_connection_get_unique_name (connection: c) == NULL) |
2067 | { |
2068 | if (!request_completion) |
2069 | g_printerr (_("Error: can’t monitor a non-message-bus connection\n" )); |
2070 | goto out; |
2071 | } |
2072 | |
2073 | if (complete_names) |
2074 | { |
2075 | print_names (c, FALSE); |
2076 | goto out; |
2077 | } |
2078 | /* this only makes sense on message bus connections */ |
2079 | if (opt_monitor_dest == NULL) |
2080 | { |
2081 | if (request_completion) |
2082 | g_print (format: "--dest \n" ); |
2083 | else |
2084 | g_printerr (_("Error: Destination is not specified\n" )); |
2085 | goto out; |
2086 | } |
2087 | if (request_completion && g_strcmp0 (str1: "--dest" , str2: completion_prev) == 0) |
2088 | { |
2089 | print_names (c, include_unique_names: g_str_has_prefix (str: opt_monitor_dest, prefix: ":" )); |
2090 | goto out; |
2091 | } |
2092 | |
2093 | if (!request_completion && !g_dbus_is_name (string: opt_monitor_dest)) |
2094 | { |
2095 | g_printerr (_("Error: %s is not a valid bus name\n" ), opt_monitor_dest); |
2096 | goto out; |
2097 | } |
2098 | |
2099 | if (complete_paths) |
2100 | { |
2101 | print_paths (c, name: opt_monitor_dest, path: "/" ); |
2102 | goto out; |
2103 | } |
2104 | if (opt_monitor_object_path == NULL) |
2105 | { |
2106 | if (request_completion) |
2107 | { |
2108 | g_print (format: "--object-path \n" ); |
2109 | goto out; |
2110 | } |
2111 | /* it's fine to not have an object path */ |
2112 | } |
2113 | if (request_completion && g_strcmp0 (str1: "--object-path" , str2: completion_prev) == 0) |
2114 | { |
2115 | gchar *p; |
2116 | s = g_strdup (str: opt_monitor_object_path); |
2117 | p = strrchr (s: s, c: '/'); |
2118 | if (p != NULL) |
2119 | { |
2120 | if (p == s) |
2121 | p++; |
2122 | *p = '\0'; |
2123 | } |
2124 | print_paths (c, name: opt_monitor_dest, path: s); |
2125 | g_free (mem: s); |
2126 | goto out; |
2127 | } |
2128 | if (!request_completion && (opt_monitor_object_path != NULL && !g_variant_is_object_path (string: opt_monitor_object_path))) |
2129 | { |
2130 | g_printerr (_("Error: %s is not a valid object path\n" ), opt_monitor_object_path); |
2131 | goto out; |
2132 | } |
2133 | |
2134 | /* All done with completion now */ |
2135 | if (request_completion) |
2136 | goto out; |
2137 | |
2138 | if (opt_monitor_object_path != NULL) |
2139 | g_print (format: "Monitoring signals on object %s owned by %s\n" , opt_monitor_object_path, opt_monitor_dest); |
2140 | else |
2141 | g_print (format: "Monitoring signals from all objects owned by %s\n" , opt_monitor_dest); |
2142 | |
2143 | loop = g_main_loop_new (NULL, FALSE); |
2144 | g_bus_watch_name_on_connection (connection: c, |
2145 | name: opt_monitor_dest, |
2146 | flags: G_BUS_NAME_WATCHER_FLAGS_AUTO_START, |
2147 | name_appeared_handler: monitor_on_name_appeared, |
2148 | name_vanished_handler: monitor_on_name_vanished, |
2149 | NULL, |
2150 | NULL); |
2151 | |
2152 | g_main_loop_run (loop); |
2153 | g_main_loop_unref (loop); |
2154 | |
2155 | ret = TRUE; |
2156 | |
2157 | out: |
2158 | if (c != NULL) |
2159 | g_object_unref (object: c); |
2160 | g_option_context_free (context: o); |
2161 | return ret; |
2162 | } |
2163 | |
2164 | /* ---------------------------------------------------------------------------------------------------- */ |
2165 | |
2166 | static gboolean opt_wait_activate_set = FALSE; |
2167 | static gchar *opt_wait_activate_name = NULL; |
2168 | static gint64 opt_wait_timeout_secs = 0; /* no timeout */ |
2169 | |
2170 | typedef enum { |
2171 | WAIT_STATE_RUNNING, /* waiting to see the service */ |
2172 | WAIT_STATE_SUCCESS, /* seen it successfully */ |
2173 | WAIT_STATE_TIMEOUT, /* timed out before seeing it */ |
2174 | } WaitState; |
2175 | |
2176 | static gboolean |
2177 | opt_wait_activate_cb (const gchar *option_name, |
2178 | const gchar *value, |
2179 | gpointer data, |
2180 | GError **error) |
2181 | { |
2182 | /* @value may be NULL */ |
2183 | opt_wait_activate_set = TRUE; |
2184 | opt_wait_activate_name = g_strdup (str: value); |
2185 | |
2186 | return TRUE; |
2187 | } |
2188 | |
2189 | static const GOptionEntry wait_entries[] = |
2190 | { |
2191 | { "activate" , 'a', G_OPTION_FLAG_OPTIONAL_ARG, G_OPTION_ARG_CALLBACK, |
2192 | opt_wait_activate_cb, |
2193 | N_("Service to activate before waiting for the other one (well-known name)" ), |
2194 | "[NAME]" }, |
2195 | { "timeout" , 't', 0, G_OPTION_ARG_INT64, &opt_wait_timeout_secs, |
2196 | N_("Timeout to wait for before exiting with an error (seconds); 0 for " |
2197 | "no timeout (default)" ), "SECS" }, |
2198 | { NULL } |
2199 | }; |
2200 | |
2201 | static void |
2202 | wait_name_appeared_cb (GDBusConnection *connection, |
2203 | const gchar *name, |
2204 | const gchar *name_owner, |
2205 | gpointer user_data) |
2206 | { |
2207 | WaitState *wait_state = user_data; |
2208 | |
2209 | *wait_state = WAIT_STATE_SUCCESS; |
2210 | } |
2211 | |
2212 | static gboolean |
2213 | wait_timeout_cb (gpointer user_data) |
2214 | { |
2215 | WaitState *wait_state = user_data; |
2216 | |
2217 | *wait_state = WAIT_STATE_TIMEOUT; |
2218 | |
2219 | /* Removed in handle_wait(). */ |
2220 | return G_SOURCE_CONTINUE; |
2221 | } |
2222 | |
2223 | static gboolean |
2224 | handle_wait (gint *argc, |
2225 | gchar **argv[], |
2226 | gboolean request_completion, |
2227 | const gchar *completion_cur, |
2228 | const gchar *completion_prev) |
2229 | { |
2230 | gint ret; |
2231 | GOptionContext *o; |
2232 | gchar *s; |
2233 | GError *error; |
2234 | GDBusConnection *c; |
2235 | guint watch_id, timer_id = 0, activate_watch_id; |
2236 | const gchar *activate_service, *wait_service; |
2237 | WaitState wait_state = WAIT_STATE_RUNNING; |
2238 | |
2239 | ret = FALSE; |
2240 | c = NULL; |
2241 | |
2242 | modify_argv0_for_command (argc, argv, command: "wait" ); |
2243 | |
2244 | o = command_option_context_new (_("[OPTION…] BUS-NAME" ), |
2245 | _("Wait for a bus name to appear." ), |
2246 | entries: wait_entries, request_completion); |
2247 | g_option_context_add_group (context: o, group: connection_get_group ()); |
2248 | |
2249 | if (!g_option_context_parse (context: o, argc, argv, NULL)) |
2250 | { |
2251 | if (!request_completion) |
2252 | { |
2253 | s = g_option_context_get_help (context: o, FALSE, NULL); |
2254 | g_printerr (format: "%s" , s); |
2255 | g_free (mem: s); |
2256 | goto out; |
2257 | } |
2258 | } |
2259 | |
2260 | error = NULL; |
2261 | c = connection_get_dbus_connection (TRUE, error: &error); |
2262 | if (c == NULL) |
2263 | { |
2264 | if (request_completion) |
2265 | { |
2266 | if (g_strcmp0 (str1: completion_prev, str2: "--address" ) == 0) |
2267 | { |
2268 | g_print (format: "unix:\n" |
2269 | "tcp:\n" |
2270 | "nonce-tcp:\n" ); |
2271 | } |
2272 | else |
2273 | { |
2274 | g_print (format: "--system \n--session \n--address \n" ); |
2275 | } |
2276 | } |
2277 | else |
2278 | { |
2279 | g_printerr (_("Error connecting: %s\n" ), error->message); |
2280 | } |
2281 | g_error_free (error); |
2282 | goto out; |
2283 | } |
2284 | |
2285 | /* All done with completion now */ |
2286 | if (request_completion) |
2287 | goto out; |
2288 | |
2289 | /* |
2290 | * Try and disentangle the command line arguments, with the aim of supporting: |
2291 | * gdbus wait --session --activate ActivateName WaitName |
2292 | * gdbus wait --session --activate ActivateAndWaitName |
2293 | * gdbus wait --activate --session ActivateAndWaitName |
2294 | * gdbus wait --session WaitName |
2295 | */ |
2296 | if (*argc == 2 && opt_wait_activate_set && opt_wait_activate_name != NULL) |
2297 | { |
2298 | activate_service = opt_wait_activate_name; |
2299 | wait_service = (*argv)[1]; |
2300 | } |
2301 | else if (*argc == 2 && |
2302 | opt_wait_activate_set && opt_wait_activate_name == NULL) |
2303 | { |
2304 | activate_service = (*argv)[1]; |
2305 | wait_service = (*argv)[1]; |
2306 | } |
2307 | else if (*argc == 2 && !opt_wait_activate_set) |
2308 | { |
2309 | activate_service = NULL; /* disabled */ |
2310 | wait_service = (*argv)[1]; |
2311 | } |
2312 | else if (*argc == 1 && |
2313 | opt_wait_activate_set && opt_wait_activate_name != NULL) |
2314 | { |
2315 | activate_service = opt_wait_activate_name; |
2316 | wait_service = opt_wait_activate_name; |
2317 | } |
2318 | else if (*argc == 1 && |
2319 | opt_wait_activate_set && opt_wait_activate_name == NULL) |
2320 | { |
2321 | g_printerr (_("Error: A service to activate for must be specified.\n" )); |
2322 | goto out; |
2323 | } |
2324 | else if (*argc == 1 && !opt_wait_activate_set) |
2325 | { |
2326 | g_printerr (_("Error: A service to wait for must be specified.\n" )); |
2327 | goto out; |
2328 | } |
2329 | else /* if (*argc > 2) */ |
2330 | { |
2331 | g_printerr (_("Error: Too many arguments.\n" )); |
2332 | goto out; |
2333 | } |
2334 | |
2335 | if (activate_service != NULL && |
2336 | (!g_dbus_is_name (string: activate_service) || |
2337 | g_dbus_is_unique_name (string: activate_service))) |
2338 | { |
2339 | g_printerr (_("Error: %s is not a valid well-known bus name.\n" ), |
2340 | activate_service); |
2341 | goto out; |
2342 | } |
2343 | |
2344 | if (!g_dbus_is_name (string: wait_service) || g_dbus_is_unique_name (string: wait_service)) |
2345 | { |
2346 | g_printerr (_("Error: %s is not a valid well-known bus name.\n" ), |
2347 | wait_service); |
2348 | goto out; |
2349 | } |
2350 | |
2351 | /* Start the prerequisite service if needed. */ |
2352 | if (activate_service != NULL) |
2353 | { |
2354 | activate_watch_id = g_bus_watch_name_on_connection (connection: c, name: activate_service, |
2355 | flags: G_BUS_NAME_WATCHER_FLAGS_AUTO_START, |
2356 | NULL, NULL, |
2357 | NULL, NULL); |
2358 | } |
2359 | else |
2360 | { |
2361 | activate_watch_id = 0; |
2362 | } |
2363 | |
2364 | /* Wait for the expected name to appear. */ |
2365 | watch_id = g_bus_watch_name_on_connection (connection: c, |
2366 | name: wait_service, |
2367 | flags: G_BUS_NAME_WATCHER_FLAGS_NONE, |
2368 | name_appeared_handler: wait_name_appeared_cb, |
2369 | NULL, user_data: &wait_state, NULL); |
2370 | |
2371 | /* Safety timeout. */ |
2372 | if (opt_wait_timeout_secs > 0) |
2373 | timer_id = g_timeout_add_seconds (interval: opt_wait_timeout_secs, function: wait_timeout_cb, data: &wait_state); |
2374 | |
2375 | while (wait_state == WAIT_STATE_RUNNING) |
2376 | g_main_context_iteration (NULL, TRUE); |
2377 | |
2378 | g_bus_unwatch_name (watcher_id: watch_id); |
2379 | if (timer_id != 0) |
2380 | g_source_remove (tag: timer_id); |
2381 | if (activate_watch_id != 0) |
2382 | g_bus_unwatch_name (watcher_id: activate_watch_id); |
2383 | |
2384 | ret = (wait_state == WAIT_STATE_SUCCESS); |
2385 | |
2386 | out: |
2387 | g_clear_object (&c); |
2388 | g_option_context_free (context: o); |
2389 | g_free (mem: opt_wait_activate_name); |
2390 | opt_wait_activate_name = NULL; |
2391 | |
2392 | return ret; |
2393 | } |
2394 | |
2395 | /* ---------------------------------------------------------------------------------------------------- */ |
2396 | |
2397 | static gchar * |
2398 | pick_word_at (const gchar *s, |
2399 | gint cursor, |
2400 | gint *out_word_begins_at) |
2401 | { |
2402 | gint begin; |
2403 | gint end; |
2404 | |
2405 | if (s[0] == '\0') |
2406 | { |
2407 | if (out_word_begins_at != NULL) |
2408 | *out_word_begins_at = -1; |
2409 | return NULL; |
2410 | } |
2411 | |
2412 | if (g_ascii_isspace (s[cursor]) && ((cursor > 0 && g_ascii_isspace(s[cursor-1])) || cursor == 0)) |
2413 | { |
2414 | if (out_word_begins_at != NULL) |
2415 | *out_word_begins_at = cursor; |
2416 | return g_strdup (str: "" ); |
2417 | } |
2418 | |
2419 | while (!g_ascii_isspace (s[cursor - 1]) && cursor > 0) |
2420 | cursor--; |
2421 | begin = cursor; |
2422 | |
2423 | end = begin; |
2424 | while (!g_ascii_isspace (s[end]) && s[end] != '\0') |
2425 | end++; |
2426 | |
2427 | if (out_word_begins_at != NULL) |
2428 | *out_word_begins_at = begin; |
2429 | |
2430 | return g_strndup (str: s + begin, n: end - begin); |
2431 | } |
2432 | |
2433 | gint |
2434 | main (gint argc, gchar *argv[]) |
2435 | { |
2436 | gint ret; |
2437 | const gchar *command; |
2438 | gboolean request_completion; |
2439 | gchar *completion_cur; |
2440 | gchar *completion_prev; |
2441 | #ifdef G_OS_WIN32 |
2442 | gchar *tmp; |
2443 | #endif |
2444 | |
2445 | setlocale (LC_ALL, locale: "" ); |
2446 | textdomain (GETTEXT_PACKAGE); |
2447 | |
2448 | #ifdef G_OS_WIN32 |
2449 | tmp = _glib_get_locale_dir (); |
2450 | bindtextdomain (GETTEXT_PACKAGE, tmp); |
2451 | g_free (tmp); |
2452 | #else |
2453 | bindtextdomain (GETTEXT_PACKAGE, GLIB_LOCALE_DIR); |
2454 | #endif |
2455 | |
2456 | #ifdef HAVE_BIND_TEXTDOMAIN_CODESET |
2457 | bind_textdomain_codeset (GETTEXT_PACKAGE, codeset: "UTF-8" ); |
2458 | #endif |
2459 | |
2460 | ret = 1; |
2461 | completion_cur = NULL; |
2462 | completion_prev = NULL; |
2463 | |
2464 | if (argc < 2) |
2465 | { |
2466 | usage (argc: &argc, argv: &argv, FALSE); |
2467 | goto out; |
2468 | } |
2469 | |
2470 | request_completion = FALSE; |
2471 | |
2472 | //completion_debug ("---- argc=%d --------------------------------------------------------", argc); |
2473 | |
2474 | again: |
2475 | command = argv[1]; |
2476 | if (g_strcmp0 (str1: command, str2: "help" ) == 0) |
2477 | { |
2478 | if (request_completion) |
2479 | { |
2480 | /* do nothing */ |
2481 | } |
2482 | else |
2483 | { |
2484 | usage (argc: &argc, argv: &argv, TRUE); |
2485 | ret = 0; |
2486 | } |
2487 | goto out; |
2488 | } |
2489 | else if (g_strcmp0 (str1: command, str2: "emit" ) == 0) |
2490 | { |
2491 | if (handle_emit (argc: &argc, |
2492 | argv: &argv, |
2493 | request_completion, |
2494 | completion_cur, |
2495 | completion_prev)) |
2496 | ret = 0; |
2497 | goto out; |
2498 | } |
2499 | else if (g_strcmp0 (str1: command, str2: "call" ) == 0) |
2500 | { |
2501 | if (handle_call (argc: &argc, |
2502 | argv: &argv, |
2503 | request_completion, |
2504 | completion_cur, |
2505 | completion_prev)) |
2506 | ret = 0; |
2507 | goto out; |
2508 | } |
2509 | else if (g_strcmp0 (str1: command, str2: "introspect" ) == 0) |
2510 | { |
2511 | if (handle_introspect (argc: &argc, |
2512 | argv: &argv, |
2513 | request_completion, |
2514 | completion_cur, |
2515 | completion_prev)) |
2516 | ret = 0; |
2517 | goto out; |
2518 | } |
2519 | else if (g_strcmp0 (str1: command, str2: "monitor" ) == 0) |
2520 | { |
2521 | if (handle_monitor (argc: &argc, |
2522 | argv: &argv, |
2523 | request_completion, |
2524 | completion_cur, |
2525 | completion_prev)) |
2526 | ret = 0; |
2527 | goto out; |
2528 | } |
2529 | else if (g_strcmp0 (str1: command, str2: "wait" ) == 0) |
2530 | { |
2531 | if (handle_wait (argc: &argc, |
2532 | argv: &argv, |
2533 | request_completion, |
2534 | completion_cur, |
2535 | completion_prev)) |
2536 | ret = 0; |
2537 | goto out; |
2538 | } |
2539 | #ifdef G_OS_WIN32 |
2540 | else if (g_strcmp0 (command, _GDBUS_ARG_WIN32_RUN_SESSION_BUS) == 0) |
2541 | { |
2542 | g_win32_run_session_bus (NULL, NULL, NULL, 0); |
2543 | ret = 0; |
2544 | goto out; |
2545 | } |
2546 | #endif |
2547 | else if (g_strcmp0 (str1: command, str2: "complete" ) == 0 && argc == 4 && !request_completion) |
2548 | { |
2549 | const gchar *completion_line; |
2550 | gchar **completion_argv; |
2551 | gint completion_argc; |
2552 | gint completion_point; |
2553 | gchar *endp; |
2554 | gint cur_begin; |
2555 | |
2556 | request_completion = TRUE; |
2557 | |
2558 | completion_line = argv[2]; |
2559 | completion_point = strtol (nptr: argv[3], endptr: &endp, base: 10); |
2560 | if (endp == argv[3] || *endp != '\0') |
2561 | goto out; |
2562 | |
2563 | #if 0 |
2564 | completion_debug ("completion_point=%d" , completion_point); |
2565 | completion_debug ("----" ); |
2566 | completion_debug (" 0123456789012345678901234567890123456789012345678901234567890123456789" ); |
2567 | completion_debug ("'%s'" , completion_line); |
2568 | completion_debug (" %*s^" , |
2569 | completion_point, "" ); |
2570 | completion_debug ("----" ); |
2571 | #endif |
2572 | |
2573 | if (!g_shell_parse_argv (command_line: completion_line, |
2574 | argcp: &completion_argc, |
2575 | argvp: &completion_argv, |
2576 | NULL)) |
2577 | { |
2578 | /* it's very possible the command line can't be parsed (for |
2579 | * example, missing quotes etc) - in that case, we just |
2580 | * don't autocomplete at all |
2581 | */ |
2582 | goto out; |
2583 | } |
2584 | |
2585 | /* compute cur and prev */ |
2586 | completion_prev = NULL; |
2587 | completion_cur = pick_word_at (s: completion_line, cursor: completion_point, out_word_begins_at: &cur_begin); |
2588 | if (cur_begin > 0) |
2589 | { |
2590 | gint prev_end; |
2591 | for (prev_end = cur_begin - 1; prev_end >= 0; prev_end--) |
2592 | { |
2593 | if (!g_ascii_isspace (completion_line[prev_end])) |
2594 | { |
2595 | completion_prev = pick_word_at (s: completion_line, cursor: prev_end, NULL); |
2596 | break; |
2597 | } |
2598 | } |
2599 | } |
2600 | #if 0 |
2601 | completion_debug (" cur='%s'" , completion_cur); |
2602 | completion_debug ("prev='%s'" , completion_prev); |
2603 | #endif |
2604 | |
2605 | argc = completion_argc; |
2606 | argv = completion_argv; |
2607 | |
2608 | ret = 0; |
2609 | |
2610 | goto again; |
2611 | } |
2612 | else |
2613 | { |
2614 | if (request_completion) |
2615 | { |
2616 | g_print (format: "help \nemit \ncall \nintrospect \nmonitor \nwait \n" ); |
2617 | ret = 0; |
2618 | goto out; |
2619 | } |
2620 | else |
2621 | { |
2622 | g_printerr (format: "Unknown command '%s'\n" , command); |
2623 | usage (argc: &argc, argv: &argv, FALSE); |
2624 | goto out; |
2625 | } |
2626 | } |
2627 | |
2628 | out: |
2629 | g_free (mem: completion_cur); |
2630 | g_free (mem: completion_prev); |
2631 | return ret; |
2632 | } |
2633 | |