src/libsystemd/sd-bus/test-bus-vtable.c

   1 #include <stdbool.h>
   2 #include <stddef.h>
   3
   4 /* We use system assert.h here, because we don't want to keep macro.h and log.h C++ compatible */
   5 #undef NDEBUG
   6 #include <assert.h>
   7
   8 #include "sd-bus-vtable.h"
   9
  10 #define DEFAULT_BUS_PATH "unix:path=/run/dbus/system_bus_socket"
  11
  12 struct context {
  13         bool quit;
  14         char *something;
  15         char *automatic_string_property;
  16         uint32_t automatic_integer_property;
  17 };
  18
  19 static int handler(sd_bus_message *m, void *userdata, sd_bus_error *error) {
  20         return 1;
  21 }
  22
  23 static int get_handler(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error) {
  24         return 1;
  25 }
  26
  27 static int set_handler(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *value, void *userdata, sd_bus_error *error) {
  28         return 1;
  29 }
  30
  31 static const sd_bus_vtable vtable[] = {
  32         SD_BUS_VTABLE_START(0),
  33         SD_BUS_METHOD("AlterSomething", "s", "s", handler, 0),
  34         SD_BUS_METHOD("Exit", "", "", handler, 0),
  35         SD_BUS_METHOD_WITH_OFFSET("AlterSomething2", "s", "s", handler, 200, 0),
  36         SD_BUS_METHOD_WITH_OFFSET("Exit2", "", "", handler, 200, 0),
  37         SD_BUS_WRITABLE_PROPERTY("Something", "s", get_handler, set_handler, 0, 0),
  38         SD_BUS_WRITABLE_PROPERTY("AutomaticStringProperty", "s", NULL, NULL,
  39                                  offsetof(struct context, automatic_string_property), 0),
  40         SD_BUS_WRITABLE_PROPERTY("AutomaticIntegerProperty", "u", NULL, NULL,
  41                                  offsetof(struct context, automatic_integer_property), 0),
  42         SD_BUS_METHOD("NoOperation", NULL, NULL, NULL, 0),
  43         SD_BUS_SIGNAL("DummySignal", "b", 0),
  44         SD_BUS_SIGNAL("DummySignal2", "so", 0),
  45         SD_BUS_VTABLE_END
  46 };
  47
  48 static void test_vtable(void) {
  49         sd_bus *bus = NULL;
  50         struct context c = {};
  51
  52         assert(sd_bus_new(&bus) >= 0);
  53
  54         assert(sd_bus_add_object_vtable(bus, NULL, "/foo", "org.freedesktop.systemd.testVtable", vtable, &c) >= 0);
  55         assert(sd_bus_add_object_vtable(bus, NULL, "/foo", "org.freedesktop.systemd.testVtable2", vtable, &c) >= 0);
  56
  57         assert(sd_bus_set_address(bus, DEFAULT_BUS_PATH) >= 0);
  58         assert(sd_bus_start(bus) >= 0);
  59
  60         sd_bus_unref(bus);
  61 }
  62
  63 int main(int argc, char **argv) {
  64         test_vtable();
  65
  66         return 0;
  67 }