X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=udev.c;h=ac29ec6f4424909fcd9799ec1db1fbeb3dc421ce;hp=67b86e5916ced757a921bbbd442bee3e876c6298;hb=7ac0feeb6044470569d7ece5d34a76acdb03fc64;hpb=5aebfbcb62614fc2bf2b1579d62e3fe272c6751a diff --git a/udev.c b/udev.c index 67b86e591..ac29ec6f4 100644 --- a/udev.c +++ b/udev.c @@ -31,6 +31,7 @@ #include "udev.h" #include "udev_version.h" +#include "udev_dbus.h" #include "namedev.h" #include "udevdb.h" #include "libsysfs/libsysfs.h" @@ -63,60 +64,6 @@ static inline char *get_seqnum(void) return seqnum; } -#ifdef USE_DBUS - -/** Global variable for the connection the to system message bus or #NULL - * if we cannot connect or acquire the org.kernel.udev service - */ -DBusConnection* sysbus_connection; - -/** Disconnect from the system message bus */ -static void sysbus_disconnect() -{ - if (sysbus_connection == NULL) - return; - - dbus_connection_disconnect(sysbus_connection); - sysbus_connection = NULL; -} - -/** Connect to the system message bus */ -static void sysbus_connect() -{ - DBusError error; - - /* Connect to a well-known bus instance, the system bus */ - dbus_error_init(&error); - sysbus_connection = dbus_bus_get(DBUS_BUS_SYSTEM, &error); - if (sysbus_connection == NULL) { - dbg("cannot connect to system message bus, error %s: %s", - error.name, error.message); - dbus_error_free(&error); - return; - } - - /* Acquire the org.kernel.udev service such that listeners - * know that the message is really from us and not from a - * random attacker. See the file udev_sysbus_policy.conf for - * details. - * - * Note that a service can have multiple owners (though there - * is a concept of a primary owner for reception of messages) - * so no race is introduced if two copies of udev is running - * at the same time. - */ - dbus_bus_acquire_service(sysbus_connection, "org.kernel.udev", 0, - &error); - if (dbus_error_is_set(&error)) { - printf("cannot acquire org.kernel.udev service, error %s: %s'", - error.name, error.message); - sysbus_disconnect(); - return; - } -} - -#endif /* USE_DBUS */ - int main(int argc, char **argv, char **envp) { char *action; @@ -165,10 +112,8 @@ int main(int argc, char **argv, char **envp) /* initialize our configuration */ udev_init_config(); -#ifdef USE_DBUS - /* connect to the system message bus */ - sysbus_connect(); -#endif /* USE_DBUS */ + /* connect to the system message bus */ + sysbus_connect(); /* initialize udev database */ retval = udevdb_init(UDEVDB_DEFAULT); @@ -192,11 +137,9 @@ int main(int argc, char **argv, char **envp) } udevdb_exit(); -#ifdef USE_DBUS - /* disconnect from the system message bus */ - sysbus_disconnect(); -#endif /* USE_DBUS */ + /* disconnect from the system message bus */ + sysbus_disconnect(); -exit: +exit: return retval; }