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1 | /* SPDX-License-Identifier: LGPL-2.1+ */ | |
2 | #ifndef foosdbushfoo | |
3 | #define foosdbushfoo | |
4 | ||
5 | /*** | |
6 | This file is part of systemd. | |
7 | ||
8 | Copyright 2013 Lennart Poettering | |
9 | ||
10 | systemd is free software; you can redistribute it and/or modify it | |
11 | under the terms of the GNU Lesser General Public License as published by | |
12 | the Free Software Foundation; either version 2.1 of the License, or | |
13 | (at your option) any later version. | |
14 | ||
15 | systemd is distributed in the hope that it will be useful, but | |
16 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 | Lesser General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU Lesser General Public License | |
21 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
22 | ***/ | |
23 | ||
24 | #include <inttypes.h> | |
25 | #include <stdarg.h> | |
26 | #include <sys/types.h> | |
27 | #include <sys/uio.h> | |
28 | ||
29 | #include "sd-event.h" | |
30 | #include "sd-id128.h" | |
31 | ||
32 | #include "_sd-common.h" | |
33 | ||
34 | _SD_BEGIN_DECLARATIONS; | |
35 | ||
36 | /* Types */ | |
37 | ||
38 | typedef struct sd_bus sd_bus; | |
39 | typedef struct sd_bus_message sd_bus_message; | |
40 | typedef struct sd_bus_slot sd_bus_slot; | |
41 | typedef struct sd_bus_creds sd_bus_creds; | |
42 | typedef struct sd_bus_track sd_bus_track; | |
43 | ||
44 | typedef struct { | |
45 | const char *name; | |
46 | const char *message; | |
47 | int _need_free; | |
48 | } sd_bus_error; | |
49 | ||
50 | typedef struct { | |
51 | const char* name; | |
52 | int code; | |
53 | } sd_bus_error_map; | |
54 | ||
55 | /* Flags */ | |
56 | ||
57 | enum { | |
58 | SD_BUS_CREDS_PID = 1ULL << 0, | |
59 | SD_BUS_CREDS_TID = 1ULL << 1, | |
60 | SD_BUS_CREDS_PPID = 1ULL << 2, | |
61 | SD_BUS_CREDS_UID = 1ULL << 3, | |
62 | SD_BUS_CREDS_EUID = 1ULL << 4, | |
63 | SD_BUS_CREDS_SUID = 1ULL << 5, | |
64 | SD_BUS_CREDS_FSUID = 1ULL << 6, | |
65 | SD_BUS_CREDS_GID = 1ULL << 7, | |
66 | SD_BUS_CREDS_EGID = 1ULL << 8, | |
67 | SD_BUS_CREDS_SGID = 1ULL << 9, | |
68 | SD_BUS_CREDS_FSGID = 1ULL << 10, | |
69 | SD_BUS_CREDS_SUPPLEMENTARY_GIDS = 1ULL << 11, | |
70 | SD_BUS_CREDS_COMM = 1ULL << 12, | |
71 | SD_BUS_CREDS_TID_COMM = 1ULL << 13, | |
72 | SD_BUS_CREDS_EXE = 1ULL << 14, | |
73 | SD_BUS_CREDS_CMDLINE = 1ULL << 15, | |
74 | SD_BUS_CREDS_CGROUP = 1ULL << 16, | |
75 | SD_BUS_CREDS_UNIT = 1ULL << 17, | |
76 | SD_BUS_CREDS_SLICE = 1ULL << 18, | |
77 | SD_BUS_CREDS_USER_UNIT = 1ULL << 19, | |
78 | SD_BUS_CREDS_USER_SLICE = 1ULL << 20, | |
79 | SD_BUS_CREDS_SESSION = 1ULL << 21, | |
80 | SD_BUS_CREDS_OWNER_UID = 1ULL << 22, | |
81 | SD_BUS_CREDS_EFFECTIVE_CAPS = 1ULL << 23, | |
82 | SD_BUS_CREDS_PERMITTED_CAPS = 1ULL << 24, | |
83 | SD_BUS_CREDS_INHERITABLE_CAPS = 1ULL << 25, | |
84 | SD_BUS_CREDS_BOUNDING_CAPS = 1ULL << 26, | |
85 | SD_BUS_CREDS_SELINUX_CONTEXT = 1ULL << 27, | |
86 | SD_BUS_CREDS_AUDIT_SESSION_ID = 1ULL << 28, | |
87 | SD_BUS_CREDS_AUDIT_LOGIN_UID = 1ULL << 29, | |
88 | SD_BUS_CREDS_TTY = 1ULL << 30, | |
89 | SD_BUS_CREDS_UNIQUE_NAME = 1ULL << 31, | |
90 | SD_BUS_CREDS_WELL_KNOWN_NAMES = 1ULL << 32, | |
91 | SD_BUS_CREDS_DESCRIPTION = 1ULL << 33, | |
92 | SD_BUS_CREDS_AUGMENT = 1ULL << 63, /* special flag, if on sd-bus will augment creds struct, in a potentially race-full way. */ | |
93 | _SD_BUS_CREDS_ALL = (1ULL << 34) -1 | |
94 | }; | |
95 | ||
96 | enum { | |
97 | SD_BUS_NAME_REPLACE_EXISTING = 1ULL << 0, | |
98 | SD_BUS_NAME_ALLOW_REPLACEMENT = 1ULL << 1, | |
99 | SD_BUS_NAME_QUEUE = 1ULL << 2 | |
100 | }; | |
101 | ||
102 | /* Callbacks */ | |
103 | ||
104 | typedef int (*sd_bus_message_handler_t)(sd_bus_message *m, void *userdata, sd_bus_error *ret_error); | |
105 | typedef int (*sd_bus_property_get_t) (sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *ret_error); | |
106 | typedef int (*sd_bus_property_set_t) (sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *value, void *userdata, sd_bus_error *ret_error); | |
107 | typedef int (*sd_bus_object_find_t) (sd_bus *bus, const char *path, const char *interface, void *userdata, void **ret_found, sd_bus_error *ret_error); | |
108 | typedef int (*sd_bus_node_enumerator_t) (sd_bus *bus, const char *prefix, void *userdata, char ***ret_nodes, sd_bus_error *ret_error); | |
109 | typedef int (*sd_bus_track_handler_t) (sd_bus_track *track, void *userdata); | |
110 | ||
111 | #include "sd-bus-protocol.h" | |
112 | #include "sd-bus-vtable.h" | |
113 | ||
114 | /* Connections */ | |
115 | ||
116 | int sd_bus_default(sd_bus **ret); | |
117 | int sd_bus_default_user(sd_bus **ret); | |
118 | int sd_bus_default_system(sd_bus **ret); | |
119 | ||
120 | int sd_bus_open(sd_bus **ret); | |
121 | int sd_bus_open_user(sd_bus **ret); | |
122 | int sd_bus_open_system(sd_bus **ret); | |
123 | int sd_bus_open_system_remote(sd_bus **ret, const char *host); | |
124 | int sd_bus_open_system_machine(sd_bus **ret, const char *machine); | |
125 | ||
126 | int sd_bus_new(sd_bus **ret); | |
127 | ||
128 | int sd_bus_set_address(sd_bus *bus, const char *address); | |
129 | int sd_bus_set_fd(sd_bus *bus, int input_fd, int output_fd); | |
130 | int sd_bus_set_exec(sd_bus *bus, const char *path, char *const argv[]); | |
131 | int sd_bus_get_address(sd_bus *bus, const char **address); | |
132 | int sd_bus_set_bus_client(sd_bus *bus, int b); | |
133 | int sd_bus_is_bus_client(sd_bus *bus); | |
134 | int sd_bus_set_server(sd_bus *bus, int b, sd_id128_t bus_id); | |
135 | int sd_bus_is_server(sd_bus *bus); | |
136 | int sd_bus_set_anonymous(sd_bus *bus, int b); | |
137 | int sd_bus_is_anonymous(sd_bus *bus); | |
138 | int sd_bus_set_trusted(sd_bus *bus, int b); | |
139 | int sd_bus_is_trusted(sd_bus *bus); | |
140 | int sd_bus_set_monitor(sd_bus *bus, int b); | |
141 | int sd_bus_is_monitor(sd_bus *bus); | |
142 | int sd_bus_set_description(sd_bus *bus, const char *description); | |
143 | int sd_bus_get_description(sd_bus *bus, const char **description); | |
144 | int sd_bus_negotiate_creds(sd_bus *bus, int b, uint64_t creds_mask); | |
145 | int sd_bus_negotiate_timestamp(sd_bus *bus, int b); | |
146 | int sd_bus_negotiate_fds(sd_bus *bus, int b); | |
147 | int sd_bus_can_send(sd_bus *bus, char type); | |
148 | int sd_bus_get_creds_mask(sd_bus *bus, uint64_t *creds_mask); | |
149 | int sd_bus_set_allow_interactive_authorization(sd_bus *bus, int b); | |
150 | int sd_bus_get_allow_interactive_authorization(sd_bus *bus); | |
151 | int sd_bus_set_exit_on_disconnect(sd_bus *bus, int b); | |
152 | int sd_bus_get_exit_on_disconnect(sd_bus *bus); | |
153 | ||
154 | int sd_bus_start(sd_bus *ret); | |
155 | ||
156 | int sd_bus_try_close(sd_bus *bus); | |
157 | void sd_bus_close(sd_bus *bus); | |
158 | ||
159 | sd_bus *sd_bus_ref(sd_bus *bus); | |
160 | sd_bus *sd_bus_unref(sd_bus *bus); | |
161 | sd_bus *sd_bus_flush_close_unref(sd_bus *bus); | |
162 | ||
163 | void sd_bus_default_flush_close(void); | |
164 | ||
165 | int sd_bus_is_open(sd_bus *bus); | |
166 | ||
167 | int sd_bus_get_bus_id(sd_bus *bus, sd_id128_t *id); | |
168 | int sd_bus_get_scope(sd_bus *bus, const char **scope); | |
169 | int sd_bus_get_tid(sd_bus *bus, pid_t *tid); | |
170 | int sd_bus_get_owner_creds(sd_bus *bus, uint64_t creds_mask, sd_bus_creds **ret); | |
171 | ||
172 | int sd_bus_send(sd_bus *bus, sd_bus_message *m, uint64_t *cookie); | |
173 | int sd_bus_send_to(sd_bus *bus, sd_bus_message *m, const char *destination, uint64_t *cookie); | |
174 | int sd_bus_call(sd_bus *bus, sd_bus_message *m, uint64_t usec, sd_bus_error *ret_error, sd_bus_message **reply); | |
175 | int sd_bus_call_async(sd_bus *bus, sd_bus_slot **slot, sd_bus_message *m, sd_bus_message_handler_t callback, void *userdata, uint64_t usec); | |
176 | ||
177 | int sd_bus_get_fd(sd_bus *bus); | |
178 | int sd_bus_get_events(sd_bus *bus); | |
179 | int sd_bus_get_timeout(sd_bus *bus, uint64_t *timeout_usec); | |
180 | int sd_bus_process(sd_bus *bus, sd_bus_message **r); | |
181 | int sd_bus_process_priority(sd_bus *bus, int64_t max_priority, sd_bus_message **r); | |
182 | int sd_bus_wait(sd_bus *bus, uint64_t timeout_usec); | |
183 | int sd_bus_flush(sd_bus *bus); | |
184 | ||
185 | sd_bus_slot* sd_bus_get_current_slot(sd_bus *bus); | |
186 | sd_bus_message* sd_bus_get_current_message(sd_bus *bus); | |
187 | sd_bus_message_handler_t sd_bus_get_current_handler(sd_bus *bus); | |
188 | void* sd_bus_get_current_userdata(sd_bus *bus); | |
189 | ||
190 | int sd_bus_attach_event(sd_bus *bus, sd_event *e, int priority); | |
191 | int sd_bus_detach_event(sd_bus *bus); | |
192 | sd_event *sd_bus_get_event(sd_bus *bus); | |
193 | ||
194 | int sd_bus_add_filter(sd_bus *bus, sd_bus_slot **slot, sd_bus_message_handler_t callback, void *userdata); | |
195 | int sd_bus_add_match(sd_bus *bus, sd_bus_slot **slot, const char *match, sd_bus_message_handler_t callback, void *userdata); | |
196 | int sd_bus_add_object(sd_bus *bus, sd_bus_slot **slot, const char *path, sd_bus_message_handler_t callback, void *userdata); | |
197 | int sd_bus_add_fallback(sd_bus *bus, sd_bus_slot **slot, const char *prefix, sd_bus_message_handler_t callback, void *userdata); | |
198 | int sd_bus_add_object_vtable(sd_bus *bus, sd_bus_slot **slot, const char *path, const char *interface, const sd_bus_vtable *vtable, void *userdata); | |
199 | int sd_bus_add_fallback_vtable(sd_bus *bus, sd_bus_slot **slot, const char *prefix, const char *interface, const sd_bus_vtable *vtable, sd_bus_object_find_t find, void *userdata); | |
200 | int sd_bus_add_node_enumerator(sd_bus *bus, sd_bus_slot **slot, const char *path, sd_bus_node_enumerator_t callback, void *userdata); | |
201 | int sd_bus_add_object_manager(sd_bus *bus, sd_bus_slot **slot, const char *path); | |
202 | ||
203 | /* Slot object */ | |
204 | ||
205 | sd_bus_slot* sd_bus_slot_ref(sd_bus_slot *slot); | |
206 | sd_bus_slot* sd_bus_slot_unref(sd_bus_slot *slot); | |
207 | ||
208 | sd_bus* sd_bus_slot_get_bus(sd_bus_slot *slot); | |
209 | void *sd_bus_slot_get_userdata(sd_bus_slot *slot); | |
210 | void *sd_bus_slot_set_userdata(sd_bus_slot *slot, void *userdata); | |
211 | int sd_bus_slot_set_description(sd_bus_slot *slot, const char *description); | |
212 | int sd_bus_slot_get_description(sd_bus_slot *slot, const char **description); | |
213 | ||
214 | sd_bus_message* sd_bus_slot_get_current_message(sd_bus_slot *slot); | |
215 | sd_bus_message_handler_t sd_bus_slot_get_current_handler(sd_bus_slot *bus); | |
216 | void *sd_bus_slot_get_current_userdata(sd_bus_slot *slot); | |
217 | ||
218 | /* Message object */ | |
219 | ||
220 | int sd_bus_message_new(sd_bus *bus, sd_bus_message **m, uint8_t type); | |
221 | int sd_bus_message_new_signal(sd_bus *bus, sd_bus_message **m, const char *path, const char *interface, const char *member); | |
222 | int sd_bus_message_new_method_call(sd_bus *bus, sd_bus_message **m, const char *destination, const char *path, const char *interface, const char *member); | |
223 | int sd_bus_message_new_method_return(sd_bus_message *call, sd_bus_message **m); | |
224 | int sd_bus_message_new_method_error(sd_bus_message *call, sd_bus_message **m, const sd_bus_error *e); | |
225 | int sd_bus_message_new_method_errorf(sd_bus_message *call, sd_bus_message **m, const char *name, const char *format, ...) _sd_printf_(4, 5); | |
226 | int sd_bus_message_new_method_errno(sd_bus_message *call, sd_bus_message **m, int error, const sd_bus_error *e); | |
227 | int sd_bus_message_new_method_errnof(sd_bus_message *call, sd_bus_message **m, int error, const char *format, ...) _sd_printf_(4, 5); | |
228 | ||
229 | sd_bus_message* sd_bus_message_ref(sd_bus_message *m); | |
230 | sd_bus_message* sd_bus_message_unref(sd_bus_message *m); | |
231 | ||
232 | int sd_bus_message_seal(sd_bus_message *m, uint64_t cookie, uint64_t timeout_usec); | |
233 | ||
234 | int sd_bus_message_get_type(sd_bus_message *m, uint8_t *type); | |
235 | int sd_bus_message_get_cookie(sd_bus_message *m, uint64_t *cookie); | |
236 | int sd_bus_message_get_reply_cookie(sd_bus_message *m, uint64_t *cookie); | |
237 | int sd_bus_message_get_priority(sd_bus_message *m, int64_t *priority); | |
238 | ||
239 | int sd_bus_message_get_expect_reply(sd_bus_message *m); | |
240 | int sd_bus_message_get_auto_start(sd_bus_message *m); | |
241 | int sd_bus_message_get_allow_interactive_authorization(sd_bus_message *m); | |
242 | ||
243 | const char *sd_bus_message_get_signature(sd_bus_message *m, int complete); | |
244 | const char *sd_bus_message_get_path(sd_bus_message *m); | |
245 | const char *sd_bus_message_get_interface(sd_bus_message *m); | |
246 | const char *sd_bus_message_get_member(sd_bus_message *m); | |
247 | const char *sd_bus_message_get_destination(sd_bus_message *m); | |
248 | const char *sd_bus_message_get_sender(sd_bus_message *m); | |
249 | const sd_bus_error *sd_bus_message_get_error(sd_bus_message *m); | |
250 | int sd_bus_message_get_errno(sd_bus_message *m); | |
251 | ||
252 | int sd_bus_message_get_monotonic_usec(sd_bus_message *m, uint64_t *usec); | |
253 | int sd_bus_message_get_realtime_usec(sd_bus_message *m, uint64_t *usec); | |
254 | int sd_bus_message_get_seqnum(sd_bus_message *m, uint64_t* seqnum); | |
255 | ||
256 | sd_bus* sd_bus_message_get_bus(sd_bus_message *m); | |
257 | sd_bus_creds *sd_bus_message_get_creds(sd_bus_message *m); /* do not unref the result */ | |
258 | ||
259 | int sd_bus_message_is_signal(sd_bus_message *m, const char *interface, const char *member); | |
260 | int sd_bus_message_is_method_call(sd_bus_message *m, const char *interface, const char *member); | |
261 | int sd_bus_message_is_method_error(sd_bus_message *m, const char *name); | |
262 | int sd_bus_message_is_empty(sd_bus_message *m); | |
263 | int sd_bus_message_has_signature(sd_bus_message *m, const char *signature); | |
264 | ||
265 | int sd_bus_message_set_expect_reply(sd_bus_message *m, int b); | |
266 | int sd_bus_message_set_auto_start(sd_bus_message *m, int b); | |
267 | int sd_bus_message_set_allow_interactive_authorization(sd_bus_message *m, int b); | |
268 | ||
269 | int sd_bus_message_set_destination(sd_bus_message *m, const char *destination); | |
270 | int sd_bus_message_set_priority(sd_bus_message *m, int64_t priority); | |
271 | ||
272 | int sd_bus_message_append(sd_bus_message *m, const char *types, ...); | |
273 | int sd_bus_message_appendv(sd_bus_message *m, const char *types, va_list ap); | |
274 | int sd_bus_message_append_basic(sd_bus_message *m, char type, const void *p); | |
275 | int sd_bus_message_append_array(sd_bus_message *m, char type, const void *ptr, size_t size); | |
276 | int sd_bus_message_append_array_space(sd_bus_message *m, char type, size_t size, void **ptr); | |
277 | int sd_bus_message_append_array_iovec(sd_bus_message *m, char type, const struct iovec *iov, unsigned n); | |
278 | int sd_bus_message_append_array_memfd(sd_bus_message *m, char type, int memfd, uint64_t offset, uint64_t size); | |
279 | int sd_bus_message_append_string_space(sd_bus_message *m, size_t size, char **s); | |
280 | int sd_bus_message_append_string_iovec(sd_bus_message *m, const struct iovec *iov, unsigned n); | |
281 | int sd_bus_message_append_string_memfd(sd_bus_message *m, int memfd, uint64_t offset, uint64_t size); | |
282 | int sd_bus_message_append_strv(sd_bus_message *m, char **l); | |
283 | int sd_bus_message_open_container(sd_bus_message *m, char type, const char *contents); | |
284 | int sd_bus_message_close_container(sd_bus_message *m); | |
285 | int sd_bus_message_copy(sd_bus_message *m, sd_bus_message *source, int all); | |
286 | ||
287 | int sd_bus_message_read(sd_bus_message *m, const char *types, ...); | |
288 | int sd_bus_message_read_basic(sd_bus_message *m, char type, void *p); | |
289 | int sd_bus_message_read_array(sd_bus_message *m, char type, const void **ptr, size_t *size); | |
290 | int sd_bus_message_read_strv(sd_bus_message *m, char ***l); /* free the result! */ | |
291 | int sd_bus_message_skip(sd_bus_message *m, const char *types); | |
292 | int sd_bus_message_enter_container(sd_bus_message *m, char type, const char *contents); | |
293 | int sd_bus_message_exit_container(sd_bus_message *m); | |
294 | int sd_bus_message_peek_type(sd_bus_message *m, char *type, const char **contents); | |
295 | int sd_bus_message_verify_type(sd_bus_message *m, char type, const char *contents); | |
296 | int sd_bus_message_at_end(sd_bus_message *m, int complete); | |
297 | int sd_bus_message_rewind(sd_bus_message *m, int complete); | |
298 | ||
299 | /* Bus management */ | |
300 | ||
301 | int sd_bus_get_unique_name(sd_bus *bus, const char **unique); | |
302 | int sd_bus_request_name(sd_bus *bus, const char *name, uint64_t flags); | |
303 | int sd_bus_release_name(sd_bus *bus, const char *name); | |
304 | int sd_bus_list_names(sd_bus *bus, char ***acquired, char ***activatable); /* free the results */ | |
305 | int sd_bus_get_name_creds(sd_bus *bus, const char *name, uint64_t mask, sd_bus_creds **creds); /* unref the result! */ | |
306 | int sd_bus_get_name_machine_id(sd_bus *bus, const char *name, sd_id128_t *machine); | |
307 | ||
308 | /* Convenience calls */ | |
309 | ||
310 | int sd_bus_call_method(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *ret_error, sd_bus_message **reply, const char *types, ...); | |
311 | int sd_bus_call_method_async(sd_bus *bus, sd_bus_slot **slot, const char *destination, const char *path, const char *interface, const char *member, sd_bus_message_handler_t callback, void *userdata, const char *types, ...); | |
312 | int sd_bus_get_property(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *ret_error, sd_bus_message **reply, const char *type); | |
313 | int sd_bus_get_property_trivial(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *ret_error, char type, void *ret_ptr); | |
314 | int sd_bus_get_property_string(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *ret_error, char **ret); /* free the result! */ | |
315 | int sd_bus_get_property_strv(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *ret_error, char ***ret); /* free the result! */ | |
316 | int sd_bus_set_property(sd_bus *bus, const char *destination, const char *path, const char *interface, const char *member, sd_bus_error *ret_error, const char *type, ...); | |
317 | ||
318 | int sd_bus_reply_method_return(sd_bus_message *call, const char *types, ...); | |
319 | int sd_bus_reply_method_error(sd_bus_message *call, const sd_bus_error *e); | |
320 | int sd_bus_reply_method_errorf(sd_bus_message *call, const char *name, const char *format, ...) _sd_printf_(3, 4); | |
321 | int sd_bus_reply_method_errno(sd_bus_message *call, int error, const sd_bus_error *e); | |
322 | int sd_bus_reply_method_errnof(sd_bus_message *call, int error, const char *format, ...) _sd_printf_(3, 4); | |
323 | ||
324 | int sd_bus_emit_signal(sd_bus *bus, const char *path, const char *interface, const char *member, const char *types, ...); | |
325 | ||
326 | int sd_bus_emit_properties_changed_strv(sd_bus *bus, const char *path, const char *interface, char **names); | |
327 | int sd_bus_emit_properties_changed(sd_bus *bus, const char *path, const char *interface, const char *name, ...) _sd_sentinel_; | |
328 | ||
329 | int sd_bus_emit_object_added(sd_bus *bus, const char *path); | |
330 | int sd_bus_emit_object_removed(sd_bus *bus, const char *path); | |
331 | int sd_bus_emit_interfaces_added_strv(sd_bus *bus, const char *path, char **interfaces); | |
332 | int sd_bus_emit_interfaces_added(sd_bus *bus, const char *path, const char *interface, ...) _sd_sentinel_; | |
333 | int sd_bus_emit_interfaces_removed_strv(sd_bus *bus, const char *path, char **interfaces); | |
334 | int sd_bus_emit_interfaces_removed(sd_bus *bus, const char *path, const char *interface, ...) _sd_sentinel_; | |
335 | ||
336 | int sd_bus_query_sender_creds(sd_bus_message *call, uint64_t mask, sd_bus_creds **creds); | |
337 | int sd_bus_query_sender_privilege(sd_bus_message *call, int capability); | |
338 | ||
339 | /* Credential handling */ | |
340 | ||
341 | int sd_bus_creds_new_from_pid(sd_bus_creds **ret, pid_t pid, uint64_t creds_mask); | |
342 | sd_bus_creds *sd_bus_creds_ref(sd_bus_creds *c); | |
343 | sd_bus_creds *sd_bus_creds_unref(sd_bus_creds *c); | |
344 | uint64_t sd_bus_creds_get_mask(const sd_bus_creds *c); | |
345 | uint64_t sd_bus_creds_get_augmented_mask(const sd_bus_creds *c); | |
346 | ||
347 | int sd_bus_creds_get_pid(sd_bus_creds *c, pid_t *pid); | |
348 | int sd_bus_creds_get_ppid(sd_bus_creds *c, pid_t *ppid); | |
349 | int sd_bus_creds_get_tid(sd_bus_creds *c, pid_t *tid); | |
350 | int sd_bus_creds_get_uid(sd_bus_creds *c, uid_t *uid); | |
351 | int sd_bus_creds_get_euid(sd_bus_creds *c, uid_t *euid); | |
352 | int sd_bus_creds_get_suid(sd_bus_creds *c, uid_t *suid); | |
353 | int sd_bus_creds_get_fsuid(sd_bus_creds *c, uid_t *fsuid); | |
354 | int sd_bus_creds_get_gid(sd_bus_creds *c, gid_t *gid); | |
355 | int sd_bus_creds_get_egid(sd_bus_creds *c, gid_t *egid); | |
356 | int sd_bus_creds_get_sgid(sd_bus_creds *c, gid_t *sgid); | |
357 | int sd_bus_creds_get_fsgid(sd_bus_creds *c, gid_t *fsgid); | |
358 | int sd_bus_creds_get_supplementary_gids(sd_bus_creds *c, const gid_t **gids); | |
359 | int sd_bus_creds_get_comm(sd_bus_creds *c, const char **comm); | |
360 | int sd_bus_creds_get_tid_comm(sd_bus_creds *c, const char **comm); | |
361 | int sd_bus_creds_get_exe(sd_bus_creds *c, const char **exe); | |
362 | int sd_bus_creds_get_cmdline(sd_bus_creds *c, char ***cmdline); | |
363 | int sd_bus_creds_get_cgroup(sd_bus_creds *c, const char **cgroup); | |
364 | int sd_bus_creds_get_unit(sd_bus_creds *c, const char **unit); | |
365 | int sd_bus_creds_get_slice(sd_bus_creds *c, const char **slice); | |
366 | int sd_bus_creds_get_user_unit(sd_bus_creds *c, const char **unit); | |
367 | int sd_bus_creds_get_user_slice(sd_bus_creds *c, const char **slice); | |
368 | int sd_bus_creds_get_session(sd_bus_creds *c, const char **session); | |
369 | int sd_bus_creds_get_owner_uid(sd_bus_creds *c, uid_t *uid); | |
370 | int sd_bus_creds_has_effective_cap(sd_bus_creds *c, int capability); | |
371 | int sd_bus_creds_has_permitted_cap(sd_bus_creds *c, int capability); | |
372 | int sd_bus_creds_has_inheritable_cap(sd_bus_creds *c, int capability); | |
373 | int sd_bus_creds_has_bounding_cap(sd_bus_creds *c, int capability); | |
374 | int sd_bus_creds_get_selinux_context(sd_bus_creds *c, const char **context); | |
375 | int sd_bus_creds_get_audit_session_id(sd_bus_creds *c, uint32_t *sessionid); | |
376 | int sd_bus_creds_get_audit_login_uid(sd_bus_creds *c, uid_t *loginuid); | |
377 | int sd_bus_creds_get_tty(sd_bus_creds *c, const char **tty); | |
378 | int sd_bus_creds_get_unique_name(sd_bus_creds *c, const char **name); | |
379 | int sd_bus_creds_get_well_known_names(sd_bus_creds *c, char ***names); | |
380 | int sd_bus_creds_get_description(sd_bus_creds *c, const char **name); | |
381 | ||
382 | /* Error structures */ | |
383 | ||
384 | #define SD_BUS_ERROR_MAKE_CONST(name, message) ((const sd_bus_error) {(name), (message), 0}) | |
385 | #define SD_BUS_ERROR_NULL SD_BUS_ERROR_MAKE_CONST(NULL, NULL) | |
386 | ||
387 | void sd_bus_error_free(sd_bus_error *e); | |
388 | int sd_bus_error_set(sd_bus_error *e, const char *name, const char *message); | |
389 | int sd_bus_error_setf(sd_bus_error *e, const char *name, const char *format, ...) _sd_printf_(3, 4); | |
390 | int sd_bus_error_set_const(sd_bus_error *e, const char *name, const char *message); | |
391 | int sd_bus_error_set_errno(sd_bus_error *e, int error); | |
392 | int sd_bus_error_set_errnof(sd_bus_error *e, int error, const char *format, ...) _sd_printf_(3, 4); | |
393 | int sd_bus_error_set_errnofv(sd_bus_error *e, int error, const char *format, va_list ap) _sd_printf_(3,0); | |
394 | int sd_bus_error_get_errno(const sd_bus_error *e); | |
395 | int sd_bus_error_copy(sd_bus_error *dest, const sd_bus_error *e); | |
396 | int sd_bus_error_is_set(const sd_bus_error *e); | |
397 | int sd_bus_error_has_name(const sd_bus_error *e, const char *name); | |
398 | ||
399 | #define SD_BUS_ERROR_MAP(_name, _code) \ | |
400 | { \ | |
401 | .name = _name, \ | |
402 | .code = _code, \ | |
403 | } | |
404 | #define SD_BUS_ERROR_MAP_END \ | |
405 | { \ | |
406 | .name = NULL, \ | |
407 | .code = - 'x', \ | |
408 | } | |
409 | ||
410 | int sd_bus_error_add_map(const sd_bus_error_map *map); | |
411 | ||
412 | /* Auxiliary macros */ | |
413 | ||
414 | #define SD_BUS_MESSAGE_APPEND_ID128(x) 16, \ | |
415 | (x).bytes[0], (x).bytes[1], (x).bytes[2], (x).bytes[3], \ | |
416 | (x).bytes[4], (x).bytes[5], (x).bytes[6], (x).bytes[7], \ | |
417 | (x).bytes[8], (x).bytes[9], (x).bytes[10], (x).bytes[11], \ | |
418 | (x).bytes[12], (x).bytes[13], (x).bytes[14], (x).bytes[15] | |
419 | ||
420 | #define SD_BUS_MESSAGE_READ_ID128(x) 16, \ | |
421 | &(x).bytes[0], &(x).bytes[1], &(x).bytes[2], &(x).bytes[3], \ | |
422 | &(x).bytes[4], &(x).bytes[5], &(x).bytes[6], &(x).bytes[7], \ | |
423 | &(x).bytes[8], &(x).bytes[9], &(x).bytes[10], &(x).bytes[11], \ | |
424 | &(x).bytes[12], &(x).bytes[13], &(x).bytes[14], &(x).bytes[15] | |
425 | ||
426 | /* Label escaping */ | |
427 | ||
428 | int sd_bus_path_encode(const char *prefix, const char *external_id, char **ret_path); | |
429 | int sd_bus_path_encode_many(char **out, const char *path_template, ...); | |
430 | int sd_bus_path_decode(const char *path, const char *prefix, char **ret_external_id); | |
431 | int sd_bus_path_decode_many(const char *path, const char *path_template, ...); | |
432 | ||
433 | /* Tracking peers */ | |
434 | ||
435 | int sd_bus_track_new(sd_bus *bus, sd_bus_track **track, sd_bus_track_handler_t handler, void *userdata); | |
436 | sd_bus_track* sd_bus_track_ref(sd_bus_track *track); | |
437 | sd_bus_track* sd_bus_track_unref(sd_bus_track *track); | |
438 | ||
439 | sd_bus* sd_bus_track_get_bus(sd_bus_track *track); | |
440 | void *sd_bus_track_get_userdata(sd_bus_track *track); | |
441 | void *sd_bus_track_set_userdata(sd_bus_track *track, void *userdata); | |
442 | ||
443 | int sd_bus_track_add_sender(sd_bus_track *track, sd_bus_message *m); | |
444 | int sd_bus_track_remove_sender(sd_bus_track *track, sd_bus_message *m); | |
445 | int sd_bus_track_add_name(sd_bus_track *track, const char *name); | |
446 | int sd_bus_track_remove_name(sd_bus_track *track, const char *name); | |
447 | ||
448 | int sd_bus_track_set_recursive(sd_bus_track *track, int b); | |
449 | int sd_bus_track_get_recursive(sd_bus_track *track); | |
450 | ||
451 | unsigned sd_bus_track_count(sd_bus_track *track); | |
452 | int sd_bus_track_count_sender(sd_bus_track *track, sd_bus_message *m); | |
453 | int sd_bus_track_count_name(sd_bus_track *track, const char *name); | |
454 | ||
455 | const char* sd_bus_track_contains(sd_bus_track *track, const char *name); | |
456 | const char* sd_bus_track_first(sd_bus_track *track); | |
457 | const char* sd_bus_track_next(sd_bus_track *track); | |
458 | ||
459 | /* Define helpers so that __attribute__((cleanup(sd_bus_unrefp))) and similar may be used. */ | |
460 | _SD_DEFINE_POINTER_CLEANUP_FUNC(sd_bus, sd_bus_unref); | |
461 | _SD_DEFINE_POINTER_CLEANUP_FUNC(sd_bus, sd_bus_flush_close_unref); | |
462 | _SD_DEFINE_POINTER_CLEANUP_FUNC(sd_bus_slot, sd_bus_slot_unref); | |
463 | _SD_DEFINE_POINTER_CLEANUP_FUNC(sd_bus_message, sd_bus_message_unref); | |
464 | _SD_DEFINE_POINTER_CLEANUP_FUNC(sd_bus_creds, sd_bus_creds_unref); | |
465 | _SD_DEFINE_POINTER_CLEANUP_FUNC(sd_bus_track, sd_bus_track_unref); | |
466 | ||
467 | _SD_END_DECLARATIONS; | |
468 | ||
469 | #endif |