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#include "helpers.h"
#include <dbus/dbus.h>
#include <errno.h>
#include <stddef.h>
// IWYU pragma: no_include "dbus/dbus-protocol.h"
// IWYU pragma: no_include "dbus/dbus-shared.h"
int
request_property(DBusConnection *conn, const char *busname, const char *busobj,
const char *prop, const char *iface, PropHandler handler,
void *data)
{
DBusMessage *msg = NULL;
DBusPendingCall *pending = NULL;
int r;
if (!(msg = dbus_message_new_method_call(busname, busobj,
DBUS_INTERFACE_PROPERTIES,
"Get")) ||
!dbus_message_append_args(msg, DBUS_TYPE_STRING, &iface,
DBUS_TYPE_STRING, &prop,
DBUS_TYPE_INVALID) ||
!dbus_connection_send_with_reply(conn, msg, &pending, -1) ||
!dbus_pending_call_set_notify(pending, handler, data, NULL)) {
r = -ENOMEM;
goto fail;
}
dbus_message_unref(msg);
return 0;
fail:
if (pending) {
dbus_pending_call_cancel(pending);
dbus_pending_call_unref(pending);
}
if (msg)
dbus_message_unref(msg);
return r;
}
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