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linux32_ioctl.c revision 1.2.16.5
      1  1.2.16.5  yamt /*	$NetBSD: linux32_ioctl.c,v 1.2.16.5 2008/01/21 09:41:34 yamt Exp $ */
      2  1.2.16.2  yamt 
      3  1.2.16.2  yamt /*-
      4  1.2.16.2  yamt  * Copyright (c) 2006 Emmanuel Dreyfus, all rights reserved.
      5  1.2.16.2  yamt  *
      6  1.2.16.2  yamt  * Redistribution and use in source and binary forms, with or without
      7  1.2.16.2  yamt  * modification, are permitted provided that the following conditions
      8  1.2.16.2  yamt  * are met:
      9  1.2.16.2  yamt  * 1. Redistributions of source code must retain the above copyright
     10  1.2.16.2  yamt  *    notice, this list of conditions and the following disclaimer.
     11  1.2.16.2  yamt  * 2. Redistributions in binary form must reproduce the above copyright
     12  1.2.16.2  yamt  *    notice, this list of conditions and the following disclaimer in the
     13  1.2.16.2  yamt  *    documentation and/or other materials provided with the distribution.
     14  1.2.16.2  yamt  * 3. All advertising materials mentioning features or use of this software
     15  1.2.16.2  yamt  *    must display the following acknowledgement:
     16  1.2.16.2  yamt  *	This product includes software developed by Emmanuel Dreyfus
     17  1.2.16.2  yamt  * 4. The name of the author may not be used to endorse or promote
     18  1.2.16.2  yamt  *    products derived from this software without specific prior written
     19  1.2.16.2  yamt  *    permission.
     20  1.2.16.2  yamt  *
     21  1.2.16.2  yamt  * THIS SOFTWARE IS PROVIDED BY THE THE AUTHOR AND CONTRIBUTORS ``AS IS''
     22  1.2.16.2  yamt  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     23  1.2.16.2  yamt  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     24  1.2.16.2  yamt  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
     25  1.2.16.2  yamt  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     26  1.2.16.2  yamt  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     27  1.2.16.2  yamt  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     28  1.2.16.2  yamt  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     29  1.2.16.2  yamt  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     30  1.2.16.2  yamt  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     31  1.2.16.2  yamt  * POSSIBILITY OF SUCH DAMAGE.
     32  1.2.16.2  yamt  */
     33  1.2.16.2  yamt 
     34  1.2.16.2  yamt #include <sys/cdefs.h>
     35  1.2.16.5  yamt __KERNEL_RCSID(0, "$NetBSD: linux32_ioctl.c,v 1.2.16.5 2008/01/21 09:41:34 yamt Exp $");
     36  1.2.16.2  yamt 
     37  1.2.16.2  yamt #include <sys/types.h>
     38  1.2.16.2  yamt #include <sys/param.h>
     39  1.2.16.2  yamt #include <sys/time.h>
     40  1.2.16.2  yamt #include <sys/ucred.h>
     41  1.2.16.2  yamt 
     42  1.2.16.2  yamt #include <compat/netbsd32/netbsd32.h>
     43  1.2.16.2  yamt #include <compat/netbsd32/netbsd32_syscallargs.h>
     44  1.2.16.2  yamt 
     45  1.2.16.2  yamt #include <compat/linux/common/linux_types.h>
     46  1.2.16.2  yamt #include <compat/linux/common/linux_signal.h>
     47  1.2.16.2  yamt #include <compat/linux/linux_syscallargs.h>
     48  1.2.16.2  yamt 
     49  1.2.16.2  yamt #include <compat/linux32/common/linux32_types.h>
     50  1.2.16.2  yamt #include <compat/linux32/common/linux32_signal.h>
     51  1.2.16.2  yamt #include <compat/linux32/common/linux32_ioctl.h>
     52  1.2.16.2  yamt #include <compat/linux32/common/linux32_termios.h>
     53  1.2.16.2  yamt #include <compat/linux32/common/linux32_sysctl.h>
     54  1.2.16.2  yamt #include <compat/linux32/linux32_syscallargs.h>
     55  1.2.16.2  yamt 
     56  1.2.16.3  yamt extern int linux_ioctl_socket(struct lwp *,
     57  1.2.16.3  yamt     struct linux_sys_ioctl_args *, register_t *);
     58  1.2.16.3  yamt 
     59  1.2.16.2  yamt int
     60  1.2.16.5  yamt linux32_sys_ioctl(struct lwp *l, const struct linux32_sys_ioctl_args *uap, register_t *retval)
     61  1.2.16.2  yamt {
     62  1.2.16.5  yamt 	/* {
     63  1.2.16.2  yamt 		syscallarg(int) fd;
     64  1.2.16.2  yamt 		syscallarg(netbsd32_u_long) com;
     65  1.2.16.2  yamt 		syscallarg(netbsd32_charp) data;
     66  1.2.16.5  yamt 	} */
     67  1.2.16.2  yamt 	int group;
     68  1.2.16.2  yamt 	int error;
     69  1.2.16.2  yamt 
     70  1.2.16.2  yamt 	group = LINUX32_IOCGROUP((int)SCARG(uap, com));
     71  1.2.16.2  yamt 
     72  1.2.16.3  yamt #ifdef DEBUG_LINUX
     73  1.2.16.2  yamt 	printf("linux32_sys_ioctl(%d, 0x%x/\'%c\', %p)\n", SCARG(uap, fd),
     74  1.2.16.4  yamt 	    SCARG(uap, com), (char)group, SCARG_P32(uap, data));
     75  1.2.16.3  yamt #endif
     76  1.2.16.2  yamt 
     77  1.2.16.2  yamt 	switch(group) {
     78  1.2.16.2  yamt 	case 'T':
     79  1.2.16.2  yamt 		error = linux32_ioctl_termios(l, uap, retval);
     80  1.2.16.2  yamt 		break;
     81  1.2.16.3  yamt 	case 0x89: {
     82  1.2.16.3  yamt 		struct linux_sys_ioctl_args cup;
     83  1.2.16.3  yamt 
     84  1.2.16.3  yamt 		SCARG(&cup, fd) = SCARG(uap, fd);
     85  1.2.16.3  yamt 		SCARG(&cup, com) = (u_long)SCARG(uap, com);
     86  1.2.16.4  yamt 		SCARG(&cup, data) = SCARG_P32(uap, data);
     87  1.2.16.3  yamt 		error = linux_ioctl_socket(l, &cup, retval);
     88  1.2.16.3  yamt 		break;
     89  1.2.16.3  yamt 	}
     90  1.2.16.2  yamt 	default:
     91  1.2.16.2  yamt 		printf("Not yet implemented ioctl group \'%c\'\n", group);
     92  1.2.16.2  yamt 		error = EINVAL;
     93  1.2.16.2  yamt 		break;
     94  1.2.16.2  yamt 	}
     95  1.2.16.2  yamt 
     96  1.2.16.2  yamt 	if (error == EPASSTHROUGH)
     97  1.2.16.2  yamt 		error = EINVAL;
     98  1.2.16.2  yamt 
     99  1.2.16.2  yamt 	return error;
    100  1.2.16.2  yamt }
    101