Current Path : /sys/dev/aac/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/dev/aac/aac_linux.c |
/*- * Copyright (c) 2002 Scott Long * 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: release/9.1.0/sys/dev/aac/aac_linux.c 224778 2011-08-11 12:30:23Z rwatson $"); /* * Linux ioctl handler for the aac device driver */ #include <sys/param.h> #include <sys/systm.h> #include <sys/capability.h> #include <sys/conf.h> #include <sys/kernel.h> #include <sys/module.h> #include <sys/file.h> #include <sys/proc.h> #ifdef __amd64__ #include <machine/../linux32/linux.h> #include <machine/../linux32/linux32_proto.h> #else #include <machine/../linux/linux.h> #include <machine/../linux/linux_proto.h> #endif #include <compat/linux/linux_ioctl.h> /* There are multiple ioctl number ranges that need to be handled */ #define AAC_LINUX_IOCTL_MIN 0x0000 #define AAC_LINUX_IOCTL_MAX 0x21ff static linux_ioctl_function_t aac_linux_ioctl; static struct linux_ioctl_handler aac_linux_handler = {aac_linux_ioctl, AAC_LINUX_IOCTL_MIN, AAC_LINUX_IOCTL_MAX}; SYSINIT (aac_linux_register, SI_SUB_KLD, SI_ORDER_MIDDLE, linux_ioctl_register_handler, &aac_linux_handler); SYSUNINIT(aac_linux_unregister, SI_SUB_KLD, SI_ORDER_MIDDLE, linux_ioctl_unregister_handler, &aac_linux_handler); static int aac_linux_modevent(module_t mod, int type, void *data) { /* Do we care about any specific load/unload actions? */ return (0); } DEV_MODULE(aac_linux, aac_linux_modevent, NULL); MODULE_DEPEND(aac_linux, linux, 1, 1, 1); static int aac_linux_ioctl(struct thread *td, struct linux_ioctl_args *args) { struct file *fp; u_long cmd; int error; if ((error = fget(td, args->fd, CAP_IOCTL, &fp)) != 0) return (error); cmd = args->cmd; /* * Pass the ioctl off to our standard handler. */ error = (fo_ioctl(fp, cmd, (caddr_t)args->arg, td->td_ucred, td)); fdrop(fp, td); return (error); }