1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
6 This file is part of systemd.
8 Copyright 2013 Lennart Poettering
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.
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.
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/>.
24 #include <sys/socket.h>
26 #include <netinet/in.h>
34 #include "bus-error.h"
35 #include "bus-match.h"
37 struct reply_callback {
38 sd_bus_message_handler_t callback;
45 struct filter_callback {
46 sd_bus_message_handler_t callback;
49 unsigned last_iteration;
51 LIST_FIELDS(struct filter_callback, callbacks);
54 struct object_callback {
55 sd_bus_message_handler_t callback;
61 unsigned last_iteration;
81 int input_fd, output_fd;
90 bool anonymous_auth:1;
94 bool match_callbacks_modified:1;
95 bool filter_callbacks_modified:1;
96 bool object_callbacks_modified:1;
101 sd_bus_message **rqueue;
102 unsigned rqueue_size;
104 sd_bus_message **wqueue;
105 unsigned wqueue_size;
112 struct bus_match_node match_callbacks;
113 Prioq *reply_callbacks_prioq;
114 Hashmap *reply_callbacks;
115 LIST_HEAD(struct filter_callback, filter_callbacks);
116 Hashmap *object_callbacks;
120 struct sockaddr_un un;
121 struct sockaddr_in in;
122 struct sockaddr_in6 in6;
124 socklen_t sockaddr_size;
128 sd_id128_t server_id;
131 unsigned address_index;
133 int last_connect_error;
137 struct iovec auth_iovec[3];
143 char label[NAME_MAX];
151 uint64_t hello_serial;
152 unsigned iteration_counter;
155 static inline void bus_unrefp(sd_bus **b) {
159 #define _cleanup_bus_unref_ __attribute__((cleanup(bus_unrefp)))
160 #define _cleanup_bus_error_free_ __attribute__((cleanup(sd_bus_error_free)))
162 #define BUS_DEFAULT_TIMEOUT ((usec_t) (25 * USEC_PER_SEC))
164 #define BUS_WQUEUE_MAX 128
165 #define BUS_RQUEUE_MAX 128
167 #define BUS_MESSAGE_SIZE_MAX (64*1024*1024)
168 #define BUS_AUTH_SIZE_MAX (64*1024)
170 #define BUS_CONTAINER_DEPTH 128
172 /* Defined by the specification as maximum size of an array in
174 #define BUS_ARRAY_MAX_SIZE 67108864
176 #define BUS_FDS_MAX 1024
178 #define BUS_EXEC_ARGV_MAX 256
180 bool object_path_is_valid(const char *p);
181 bool interface_name_is_valid(const char *p);
182 bool service_name_is_valid(const char *p);
183 bool member_name_is_valid(const char *p);
185 bool namespace_complex_pattern(const char *pattern, const char *value);
186 bool path_complex_pattern(const char *pattern, const char *value);
188 bool namespace_simple_pattern(const char *pattern, const char *value);
189 bool path_simple_pattern(const char *pattern, const char *value);
191 int bus_message_type_from_string(const char *s, uint8_t *u);
192 const char *bus_message_type_to_string(uint8_t u);
194 #define error_name_is_valid interface_name_is_valid
196 int bus_ensure_running(sd_bus *bus);
197 int bus_start_running(sd_bus *bus);
198 int bus_next_address(sd_bus *bus);