freebsd-skq/usr.bin/systat/sysput.c
Kirk McKusick 9e16b9530a Clean up copyright messages.
Reported by:  Yoshihiro Ota
MFC after:    3 days
Differential Revision: https://reviews.freebsd.org/D29354
2021-05-10 23:14:35 -07:00

129 lines
3.3 KiB
C

/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2019, 2020 Yoshihiro Ota
*
* 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 AUTHOR 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 AUTHOR 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/sysctl.h>
#include <inttypes.h>
#include <string.h>
#include <err.h>
#include <libutil.h>
#include "systat.h"
#include "extern.h"
void
sysputspaces(WINDOW *wd, int row, int col, int width)
{
static char str60[] = " "
" ";
mvwaddstr(wd, row, col, str60 + sizeof(str60) - width - 1);
}
void
sysputstrs(WINDOW *wd, int row, int col, int width)
{
static char str60[] = "********************"
"****************************************";
mvwaddstr(wnd, row, col, str60 + sizeof(str60) - width - 1);
}
void
sysputXs(WINDOW *wd, int row, int col, int width)
{
static char str60[] = "XXXXXXXXXXXXXXXXXXXX"
"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
mvwaddstr(wnd, row, col, str60 + sizeof(str60) - width - 1);
}
void
sysputuint64(WINDOW *wd, int row, int col, int width, uint64_t val, int flags)
{
char unit, *ptr, *start, wrtbuf[width + width + 1];
int len;
unit = 0;
start = wrtbuf;
flags |= HN_NOSPACE;
if (val > INT64_MAX)
goto error;
else
len = humanize_number(&wrtbuf[width], width + 1, val, "",
HN_AUTOSCALE, flags);
if (len < 0)
goto error;
else if (len < width)
memset(wrtbuf + len, ' ', width - len);
start += len;
mvwaddstr(wd, row, col, start);
return;
error:
sysputstrs(wd, row, col, width);
}
void
sysputwuint64(WINDOW *wd, int row, int col, int width, uint64_t val, int flags)
{
if(val == 0)
sysputspaces(wd, row, col, width);
else
sysputuint64(wd, row, col, width, val, flags);
}
static int
calc_page_shift()
{
u_int page_size;
int shifts;
shifts = 0;
GETSYSCTL("vm.stats.vm.v_page_size", page_size);
for(; page_size > 1; page_size >>= 1)
shifts++;
return shifts;
}
void
sysputpage(WINDOW *wd, int row, int col, int width, uint64_t pages, int flags)
{
static int shifts = 0;
if (shifts == 0)
shifts = calc_page_shift();
pages <<= shifts;
sysputuint64(wd, row, col, width, pages, flags);
}