zfs/module/os/freebsd/spl/spl_misc.c

110 lines
2.8 KiB
C

/*
* Copyright (c) 2007 Pawel Jakub Dawidek <pjd@FreeBSD.org>
* 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 AUTHORS 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 AUTHORS 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/types.h>
#include <sys/param.h>
#include <sys/jail.h>
#include <sys/kernel.h>
#include <sys/libkern.h>
#include <sys/limits.h>
#include <sys/misc.h>
#include <sys/sysctl.h>
#include <sys/vnode.h>
#include <sys/zfs_context.h>
static struct opensolaris_utsname hw_utsname = {
.machine = MACHINE
};
utsname_t *
utsname(void)
{
return (&hw_utsname);
}
static void
opensolaris_utsname_init(void *arg)
{
hw_utsname.sysname = ostype;
hw_utsname.nodename = prison0.pr_hostname;
hw_utsname.release = osrelease;
snprintf(hw_utsname.version, sizeof (hw_utsname.version),
"%d", osreldate);
}
char *
kmem_strdup(const char *s)
{
char *buf;
buf = kmem_alloc(strlen(s) + 1, KM_SLEEP);
strcpy(buf, s);
return (buf);
}
int
ddi_copyin(const void *from, void *to, size_t len, int flags)
{
/* Fake ioctl() issued by kernel, 'from' is a kernel address */
if (flags & FKIOCTL) {
memcpy(to, from, len);
return (0);
}
return (copyin(from, to, len));
}
int
ddi_copyout(const void *from, void *to, size_t len, int flags)
{
/* Fake ioctl() issued by kernel, 'from' is a kernel address */
if (flags & FKIOCTL) {
memcpy(to, from, len);
return (0);
}
return (copyout(from, to, len));
}
void
spl_panic(const char *file, const char *func, int line, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
vpanic(fmt, ap);
va_end(ap);
}
SYSINIT(opensolaris_utsname_init, SI_SUB_TUNABLES, SI_ORDER_ANY,
opensolaris_utsname_init, NULL);