1 /* SPDX-License-Identifier: LGPL-2.1+ */
14 #include "string-util.h"
16 typedef enum BusTransport {
19 BUS_TRANSPORT_MACHINE,
21 _BUS_TRANSPORT_INVALID = -1
24 typedef int (*bus_property_set_t) (sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata);
26 struct bus_properties_map {
28 const char *signature;
29 bus_property_set_t set;
34 BUS_MAP_STRDUP = 1 << 0, /* If set, each "s" message is duplicated. Thus, each pointer needs to be freed. */
35 BUS_MAP_BOOLEAN_AS_BOOL = 1 << 1, /* If set, each "b" message is written to a bool pointer. If not set, "b" is written to a int pointer. */
38 int bus_map_id128(sd_bus *bus, const char *member, sd_bus_message *m, sd_bus_error *error, void *userdata);
40 #if 0 /// UNNEEDED by elogind
42 int bus_message_map_all_properties(sd_bus_message *m, const struct bus_properties_map *map, unsigned flags, sd_bus_error *error, void *userdata);
43 int bus_message_map_properties_changed(sd_bus_message *m, const struct bus_properties_map *map, unsigned flags, sd_bus_error *error, void *userdata);
44 int bus_map_all_properties(sd_bus *bus, const char *destination, const char *path, const struct bus_properties_map *map,
45 unsigned flags, sd_bus_error *error, sd_bus_message **reply, void *userdata);
47 #if 0 /// UNNEEDED by elogind
48 int bus_async_unregister_and_exit(sd_event *e, sd_bus *bus, const char *name);
51 typedef bool (*check_idle_t)(void *userdata);
53 #if 0 /// UNNEEDED by elogind
54 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);
57 int bus_name_has_owner(sd_bus *c, const char *name, sd_bus_error *error);
59 #if 0 /// UNNEEDED by elogind
60 int bus_check_peercred(sd_bus *c);
63 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);
65 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);
66 void bus_verify_polkit_async_registry_free(Hashmap *registry);
68 #if 0 /// UNNEEDED by elogind
70 int bus_connect_system_systemd(sd_bus **_bus);
71 int bus_connect_user_systemd(sd_bus **_bus);
73 int bus_connect_transport(BusTransport transport, const char *host, bool user, sd_bus **bus);
74 #if 0 /// UNNEEDED by elogind
76 int bus_connect_transport_systemd(BusTransport transport, const char *host, bool user, sd_bus **bus);
78 typedef int (*bus_message_print_t) (const char *name, sd_bus_message *m, bool value, bool all);
80 int bus_print_property(const char *name, sd_bus_message *property, bool value, bool all);
81 int bus_message_print_all_properties(sd_bus_message *m, bus_message_print_t func, char **filter, bool value, bool all, Set **found_properties);
82 int bus_print_all_properties(sd_bus *bus, const char *dest, const char *path, bus_message_print_t func, char **filter, bool value, bool all, Set **found_properties);
84 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);
85 int bus_property_set_bool(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *value, void *userdata, sd_bus_error *error);
86 #if 0 /// UNNEEDED by elogind
87 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);
90 #define bus_property_get_usec ((sd_bus_property_get_t) NULL)
91 #define bus_property_set_usec ((sd_bus_property_set_t) NULL)
93 assert_cc(sizeof(int) == sizeof(int32_t));
94 #define bus_property_get_int ((sd_bus_property_get_t) NULL)
96 assert_cc(sizeof(unsigned) == sizeof(uint32_t));
97 #define bus_property_get_unsigned ((sd_bus_property_get_t) NULL)
99 /* On 64bit machines we can use the default serializer for size_t and
100 * friends, otherwise we need to cast this manually */
101 #if __SIZEOF_SIZE_T__ == 8
102 #define bus_property_get_size ((sd_bus_property_get_t) NULL)
104 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);
107 #if __SIZEOF_LONG__ == 8
108 #define bus_property_get_long ((sd_bus_property_get_t) NULL)
109 #define bus_property_get_ulong ((sd_bus_property_get_t) NULL)
111 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);
112 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);
115 /* uid_t and friends on Linux 32 bit. This means we can just use the
116 * default serializer for 32bit unsigned, for serializing it, and map
118 assert_cc(sizeof(uid_t) == sizeof(uint32_t));
119 #define bus_property_get_uid ((sd_bus_property_get_t) NULL)
121 assert_cc(sizeof(gid_t) == sizeof(uint32_t));
122 #define bus_property_get_gid ((sd_bus_property_get_t) NULL)
124 assert_cc(sizeof(pid_t) == sizeof(uint32_t));
125 #define bus_property_get_pid ((sd_bus_property_get_t) NULL)
127 assert_cc(sizeof(mode_t) == sizeof(uint32_t));
128 #define bus_property_get_mode ((sd_bus_property_get_t) NULL)
130 int bus_log_parse_error(int r);
131 int bus_log_create_error(int r);
133 #if 0 /// UNNEEDED by elogind
135 #define BUS_DEFINE_PROPERTY_GET_GLOBAL(function, bus_type, val) \
136 int function(sd_bus *bus, \
138 const char *interface, \
139 const char *property, \
140 sd_bus_message *reply, \
142 sd_bus_error *error) { \
147 return sd_bus_message_append(reply, bus_type, val); \
150 #define BUS_DEFINE_PROPERTY_GET2(function, bus_type, data_type, get1, get2) \
151 int function(sd_bus *bus, \
153 const char *interface, \
154 const char *property, \
155 sd_bus_message *reply, \
157 sd_bus_error *error) { \
159 data_type *data = userdata; \
165 return sd_bus_message_append(reply, bus_type, \
170 #define BUS_DEFINE_PROPERTY_GET(function, bus_type, data_type, get1) \
171 BUS_DEFINE_PROPERTY_GET2(function, bus_type, data_type, get1, ident)
173 #define ref(x) (*(x))
174 #define BUS_DEFINE_PROPERTY_GET_REF(function, bus_type, data_type, get) \
175 BUS_DEFINE_PROPERTY_GET2(function, bus_type, data_type, ref, get)
177 #define BUS_DEFINE_PROPERTY_GET_ENUM(function, name, type) \
178 BUS_DEFINE_PROPERTY_GET_REF(function, "s", type, name##_to_string)
180 #define BUS_PROPERTY_DUAL_TIMESTAMP(name, offset, flags) \
181 SD_BUS_PROPERTY(name, "t", bus_property_get_usec, (offset) + offsetof(struct dual_timestamp, realtime), (flags)), \
182 SD_BUS_PROPERTY(name "Monotonic", "t", bus_property_get_usec, (offset) + offsetof(struct dual_timestamp, monotonic), (flags))
184 #if 0 /// UNNEEDED by elogind
185 int bus_path_encode_unique(sd_bus *b, const char *prefix, const char *sender_id, const char *external_id, char **ret_path);
186 int bus_path_decode_unique(const char *path, const char *prefix, char **ret_sender, char **ret_external);
189 #if 0 /// UNNEEDED by elogind
190 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);
192 int bus_track_add_name_many(sd_bus_track *t, char **l);
195 int bus_open_system_watch_bind_with_description(sd_bus **ret, const char *description);
196 static inline int bus_open_system_watch_bind(sd_bus **ret) {
197 return bus_open_system_watch_bind_with_description(ret, NULL);
200 int bus_request_name_async_may_reload_dbus(sd_bus *bus, sd_bus_slot **ret_slot, const char *name, uint64_t flags, void *userdata);
202 int bus_reply_pair_array(sd_bus_message *m, char **l);