/*- * Copyright (c) 2014 Vassilis Laganakos * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include <sys/param.h> #include <sys/systm.h> #include <sys/exec.h> #include <sys/imgact.h> #include <sys/imgact_elf.h> #include <sys/kernel.h> #include <sys/malloc.h> #include <sys/eventhandler.h> #include <sys/sysctl.h> #include <compat/linux/linux_emul.h> #include <compat/linux/linux_mib.h> #include <compat/linux/linux_util.h> FEATURE(linuxulator_v4l, "V4L ioctl wrapper support in the linuxulator"); FEATURE(linuxulator_v4l2, "V4L2 ioctl wrapper support in the linuxulator"); MODULE_VERSION(linux_common, 1); SET_DECLARE(linux_device_handler_set, struct linux_device_handler); static eventhandler_tag linux_exec_tag; static eventhandler_tag linux_thread_dtor_tag; static eventhandler_tag linux_exit_tag; static int linux_common_modevent(module_t mod, int type, void *data) { struct linux_device_handler **ldhp; switch(type) { case MOD_LOAD: linux_osd_jail_register(); linux_exit_tag = EVENTHANDLER_REGISTER(process_exit, linux_proc_exit, NULL, 1000); linux_exec_tag = EVENTHANDLER_REGISTER(process_exec, linux_proc_exec, NULL, 1000); linux_thread_dtor_tag = EVENTHANDLER_REGISTER(thread_dtor, linux_thread_dtor, NULL, EVENTHANDLER_PRI_ANY); SET_FOREACH(ldhp, linux_device_handler_set) linux_device_register_handler(*ldhp); break; case MOD_UNLOAD: linux_osd_jail_deregister(); SET_FOREACH(ldhp, linux_device_handler_set) linux_device_unregister_handler(*ldhp); EVENTHANDLER_DEREGISTER(process_exit, linux_exit_tag); EVENTHANDLER_DEREGISTER(process_exec, linux_exec_tag); EVENTHANDLER_DEREGISTER(thread_dtor, linux_thread_dtor_tag); break; default: return (EOPNOTSUPP); } return (0); } static moduledata_t linux_common_mod = { "linuxcommon", linux_common_modevent, 0 }; DECLARE_MODULE(linuxcommon, linux_common_mod, SI_SUB_EXEC, SI_ORDER_ANY); |