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LKM for socksys driver (iBCS2 emulation)

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Søren Schmidt 1994-10-16 20:38:50 +00:00
parent 3626ca509d
commit 7c6a51f145
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=3648
2 changed files with 88 additions and 0 deletions
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9
lkm/socksys/Makefile Normal file
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# $Id$
.PATH: ${.CURDIR}/../../sys/i386/ibcs2
KMOD= socksys_mod
SRCS= socksys.c ibcs2_socksys.c
NOMAN=
CFLAGS+= -DLKM -I. -DCOMPAT_IBCS2
.include <bsd.kmod.mk>

79
lkm/socksys/socksys.c Normal file
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/*-
* Copyright (c) 1994 Søren Schmidt
* 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
* in this position and unchanged.
* 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.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software withough specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*
* $Id$
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/exec.h>
#include <sys/conf.h>
#include <sys/sysent.h>
#include <sys/lkm.h>
#include <sys/errno.h>
/* typedefs from sys/i386/i386/conf.c */
typedef int d_open_t __P((dev_t, int, int, struct proc *));
typedef int d_close_t __P((dev_t, int, int, struct proc *));
typedef int d_ioctl_t __P((dev_t, int, caddr_t, int, struct proc *));
typedef int d_rdwr_t __P((dev_t, struct uio *, int));
typedef int d_stop_t __P((struct tty *, int));
typedef int d_reset_t __P((int));
typedef int d_select_t __P((dev_t, int, struct proc *));
typedef int d_mmap_t __P((/* XXX */));
int sockopen();
int sockclose();
int sockioctl();
struct cdevsw dev_socksys = {
(d_open_t *)sockopen, (d_close_t *)sockclose,
(d_rdwr_t *)enodev, (d_rdwr_t *)enodev,
(d_ioctl_t *)sockioctl, (d_stop_t *)enodev,
(d_reset_t *)nullop, NULL,
(d_select_t *)seltrue, (d_mmap_t *)enodev,
NULL
};
MOD_DEV("socksys_mod", LM_DT_CHAR, -1, (void *)&dev_socksys)
socksys_load(struct lkm_table *lkmtp, int cmd)
{
uprintf("socksys driver installed\n");
return 0;
}
socksys_unload(struct lkm_table *lkmtp, int cmd)
{
uprintf("socksys driver removed\n");
return 0;
}
socksys_init(struct lkm_table *lkmtp, int cmd, int ver)
{
DISPATCH(lkmtp, cmd, ver, socksys_load, socksys_unload, nosys);
}