FreeBSD/Linux Kernel Cross Reference
sys/compat/linux/common/linux_fcntl64.c

     /*      $NetBSD: linux_fcntl64.c,v 1.4 2008/04/28 20:23:43 martin Exp $ */
     
     /*-
      * Copyright (c) 1995, 1998, 2000 The NetBSD Foundation, Inc.
      * All rights reserved.
      *
      * This code is derived from software contributed to The NetBSD Foundation
      * by Frank van der Linden and Eric Haszlakiewicz.
      *
     * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
     */
    
    /*
     * Linux 64bit-offset filesystem calls.
     */
    
    #include <sys/cdefs.h>
    __KERNEL_RCSID(0, "$NetBSD: linux_fcntl64.c,v 1.4 2008/04/28 20:23:43 martin Exp $");
    
    #include <sys/param.h>
    #include <sys/systm.h>
    #include <sys/proc.h>
    #include <sys/file.h>
    #include <sys/filedesc.h>
    #include <sys/fstypes.h>
    #include <sys/vfs_syscalls.h>
    #include <sys/conf.h>
    
    #include <sys/syscallargs.h>
    
    #include <compat/linux/common/linux_types.h>
    #include <compat/linux/common/linux_fcntl.h>
    #include <compat/linux/common/linux_machdep.h>
    
    #include <compat/linux/linux_syscallargs.h>
    
    conv_linux_flock(linux, flock64)
    
    int
    linux_sys_fcntl64(struct lwp *l, const struct linux_sys_fcntl64_args *uap, register_t *retval)
    {
            /* {
                    syscallarg(int) fd;
                    syscallarg(int) cmd;
                    syscallarg(void *) arg;
            } */
            int cmd = SCARG(uap, cmd);
    
            switch (cmd) {
            case LINUX_F_GETLK64:
                    do_linux_getlk(SCARG(uap, fd), cmd, SCARG(uap, arg),
                        linux, flock64);
            case LINUX_F_SETLK64:
            case LINUX_F_SETLKW64:
                    do_linux_setlk(SCARG(uap, fd), cmd, SCARG(uap, arg),
                        linux, flock64, LINUX_F_SETLK64);
            default:
                    return linux_sys_fcntl(l, (const void *)uap, retval);
            }
    }

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