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/*
* This file and its contents are supplied under the terms of the
* Common Development and Distribution License ("CDDL"), version 1.0.
* You may only use this file in accordance with the terms of version
* 1.0 of the CDDL.
*
* A full copy of the text of the CDDL should have accompanied this
* source. A copy of the CDDL is also available via the Internet at
* http://www.illumos.org/license/CDDL.
*/
/*
* Copyright 2017 Nexenta Systems, Inc. All rights reserved.
* Copyright 2017 RackTop Systems.
*/
#include <sys/types.h>
#include <sys/time.h>
#include <sys/thread.h>
#include <sys/proc.h>
#include <sys/zone.h>
#include <sys/poll.h>
#include <time.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <fakekernel.h>
pri_t minclsyspri = 60;
extern zone_t zone0;
/* Some kernel code takes the address of this. */
proc_t p0 = {
.p_zone = &zone0, 0
};
proc_t *
_curproc(void)
{
return (&p0);
}
zone_t zone0 = {
.zone_name = "global",
.zone_zsched = &p0, 0
};
zone_t *
_curzone(void)
{
return (&zone0);
}
pid_t
ddi_get_pid(void)
{
return ((pid_t)getpid());
}
/*
* Find highest one bit set.
* Returns bit number + 1 of highest bit that is set, otherwise returns 0.
*/
int
highbit64(uint64_t i)
{
int h = 1;
if (i == 0)
return (0);
if (i & 0xffffffff00000000ULL) {
h += 32; i >>= 32;
}
if (i & 0xffff0000) {
h += 16; i >>= 16;
}
if (i & 0xff00) {
h += 8; i >>= 8;
}
if (i & 0xf0) {
h += 4; i >>= 4;
}
if (i & 0xc) {
h += 2; i >>= 2;
}
if (i & 0x2) {
h += 1;
}
return (h);
}
int
ddi_strtoul(const char *str, char **endp, int base, unsigned long *res)
{
errno = 0;
*res = strtoul(str, endp, base);
if (*res == 0)
return (errno);
return (0);
}
int
ddi_strtoull(const char *str, char **endp, int base, u_longlong_t *res)
{
errno = 0;
*res = strtoull(str, endp, base);
if (*res == 0)
return (errno);
return (0);
}
void
delay(clock_t ticks)
{
int msec = ticks; /* NB: hz==1000 */
(void) poll(0, 0, msec);
}
int
highbit(ulong_t i)
{
return (fls(i));
}
/* ARGSUSED */
int
issig(int why)
{
return (0);
}
/*
* This library does not really need an "init" function, but
* providing one the main program can call is an easy way to
* make sure this library is loaded into the debugger, and
* gives us a way to avoid elfcheck complaints in the build.
*/
void
fakekernel_init(void)
{
}
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