4 This file is part of systemd.
6 Copyright 2013 Lennart Poettering
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 2.1 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
25 #include <sys/types.h>
32 #include "string-util.h"
34 typedef enum BusTransport {
37 BUS_TRANSPORT_MACHINE,
39 _BUS_TRANSPORT_INVALID = -1
42 typedef int (*bus_property_set_t) (sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata);
44 struct bus_properties_map {
46 const char *signature;
47 bus_property_set_t set;
51 int bus_map_id128(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata);
53 int bus_message_map_all_properties(sd_bus_message *m, const struct bus_properties_map *map, sd_bus_error *error, void *userdata);
54 #if 0 /// UNNEEDED by elogind
55 int bus_message_map_properties_changed(sd_bus_message *m, const struct bus_properties_map *map, sd_bus_error *error, void *userdata);
57 int bus_map_all_properties(sd_bus *bus, const char *destination, const char *path, const struct bus_properties_map *map, sd_bus_error *error, void *userdata);
59 #if 0 /// UNNEEDED by elogind
60 int bus_async_unregister_and_exit(sd_event *e, sd_bus *bus, const char *name);
63 typedef bool (*check_idle_t)(void *userdata);
65 #if 0 /// UNNEEDED by elogind
66 int bus_event_loop_with_idle(sd_event *e, sd_bus *bus, const char *name, usec_t timeout, check_idle_t check_idle, void *userdata);
69 int bus_name_has_owner(sd_bus *c, const char *name, sd_bus_error *error);
71 #if 0 /// UNNEEDED by elogind
72 int bus_check_peercred(sd_bus *c);
75 int bus_test_polkit(sd_bus_message *call, int capability, const char *action, const char **details, uid_t good_user, bool *_challenge, sd_bus_error *e);
77 int bus_verify_polkit_async(sd_bus_message *call, int capability, const char *action, const char **details, bool interactive, uid_t good_user, Hashmap **registry, sd_bus_error *error);
78 void bus_verify_polkit_async_registry_free(Hashmap *registry);
80 #if 0 /// UNNEEDED by elogind
82 int bus_connect_system_systemd(sd_bus **_bus);
83 int bus_connect_user_systemd(sd_bus **_bus);
85 int bus_connect_transport(BusTransport transport, const char *host, bool user, sd_bus **bus);
86 #if 0 /// UNNEEDED by elogind
88 int bus_connect_transport_systemd(BusTransport transport, const char *host, bool user, sd_bus **bus);
90 int bus_print_property(const char *name, sd_bus_message *property, bool value, bool all);
91 int bus_print_all_properties(sd_bus *bus, const char *dest, const char *path, char **filter, bool value, bool all);
93 int bus_property_get_bool(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error);
94 #if 0 /// UNNEEDED by elogind
95 int bus_property_get_id128(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error);
98 #define bus_property_get_usec ((sd_bus_property_get_t) NULL)
99 #define bus_property_set_usec ((sd_bus_property_set_t) NULL)
101 assert_cc(sizeof(int) == sizeof(int32_t));
102 #define bus_property_get_int ((sd_bus_property_get_t) NULL)
104 assert_cc(sizeof(unsigned) == sizeof(unsigned));
105 #define bus_property_get_unsigned ((sd_bus_property_get_t) NULL)
107 /* On 64bit machines we can use the default serializer for size_t and
108 * friends, otherwise we need to cast this manually */
109 #if __SIZEOF_SIZE_T__ == 8
110 #define bus_property_get_size ((sd_bus_property_get_t) NULL)
112 int bus_property_get_size(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error);
115 #if __SIZEOF_LONG__ == 8
116 #define bus_property_get_long ((sd_bus_property_get_t) NULL)
117 #define bus_property_get_ulong ((sd_bus_property_get_t) NULL)
119 int bus_property_get_long(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error);
120 int bus_property_get_ulong(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error);
123 /* uid_t and friends on Linux 32 bit. This means we can just use the
124 * default serializer for 32bit unsigned, for serializing it, and map
126 assert_cc(sizeof(uid_t) == sizeof(uint32_t));
127 #define bus_property_get_uid ((sd_bus_property_get_t) NULL)
129 assert_cc(sizeof(gid_t) == sizeof(uint32_t));
130 #define bus_property_get_gid ((sd_bus_property_get_t) NULL)
132 assert_cc(sizeof(pid_t) == sizeof(uint32_t));
133 #define bus_property_get_pid ((sd_bus_property_get_t) NULL)
135 assert_cc(sizeof(mode_t) == sizeof(uint32_t));
136 #define bus_property_get_mode ((sd_bus_property_get_t) NULL)
138 int bus_log_parse_error(int r);
139 int bus_log_create_error(int r);
141 #if 0 /// UNNEEDED by elogind
143 #define BUS_DEFINE_PROPERTY_GET_ENUM(function, name, type) \
144 int function(sd_bus *bus, \
146 const char *interface, \
147 const char *property, \
148 sd_bus_message *reply, \
150 sd_bus_error *error) { \
153 type *field = userdata; \
160 value = strempty(name##_to_string(*field)); \
162 r = sd_bus_message_append_basic(reply, 's', value); \
168 struct __useless_struct_to_allow_trailing_semicolon__
170 #define BUS_PROPERTY_DUAL_TIMESTAMP(name, offset, flags) \
171 SD_BUS_PROPERTY(name, "t", bus_property_get_usec, (offset) + offsetof(struct dual_timestamp, realtime), (flags)), \
172 SD_BUS_PROPERTY(name "Monotonic", "t", bus_property_get_usec, (offset) + offsetof(struct dual_timestamp, monotonic), (flags))
174 #if 0 /// UNNEEDED by elogind
175 int bus_path_encode_unique(sd_bus *b, const char *prefix, const char *sender_id, const char *external_id, char **ret_path);
176 int bus_path_decode_unique(const char *path, const char *prefix, char **ret_sender, char **ret_external);
179 #if 0 /// UNNEEDED by elogind
180 int bus_property_get_rlimit(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error);
182 int bus_track_add_name_many(sd_bus_track *t, char **l);