xref: /freebsd/usr.bin/systat/sysput.c (revision 031beb4e239bfce798af17f5fe8dba8bcaf13d99)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * Copyright (c) 2019, 2020 Yoshihiro Ota
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 #include <sys/cdefs.h>
29 #include <sys/types.h>
30 #include <sys/sysctl.h>
31 
32 #include <err.h>
33 #include <inttypes.h>
34 #include <libutil.h>
35 #include <machine/param.h>
36 #include <string.h>
37 
38 #include "systat.h"
39 #include "extern.h"
40 
41 void
42 sysputspaces(WINDOW *wd, int row, int lcol, int width)
43 {
44 	static char str60[] = "                    "
45 	    "                                        ";
46 
47 	mvwaddstr(wd, row, lcol, str60 + sizeof(str60) - width - 1);
48 }
49 
50 void
51 sysputstrs(WINDOW *wd __unused, int row, int lcol, int width)
52 {
53 	static char str60[] = "********************"
54 	    "****************************************";
55 
56 	/*
57 	 * XXX wnd instead of wd?
58 	 */
59 	mvwaddstr(wnd, row, lcol, str60 + sizeof(str60) - width - 1);
60 }
61 
62 void
63 sysputXs(WINDOW *wd __unused, int row, int lcol, int width)
64 {
65 	static char str60[] = "XXXXXXXXXXXXXXXXXXXX"
66 	    "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
67 
68 	/*
69 	 * XXX wnd instead of wd?
70 	 */
71 	mvwaddstr(wnd, row, lcol, str60 + sizeof(str60) - width - 1);
72 }
73 
74 void
75 sysputuint64(WINDOW *wd, int row, int lcol, int width, uint64_t val, int flags)
76 {
77 	char *start, wrtbuf[width + width + 1];
78 	int len;
79 
80 	start = wrtbuf;
81 	flags |= HN_NOSPACE;
82 
83 	if (val > INT64_MAX)
84 		goto error;
85 	else
86 		len = humanize_number(&wrtbuf[width], width + 1, val, "",
87 			HN_AUTOSCALE, flags);
88 	if (len < 0)
89 		goto error;
90 	else if (len < width)
91 		memset(wrtbuf + len, ' ', width - len);
92 	start += len;
93 
94 	mvwaddstr(wd, row, lcol, start);
95 	return;
96 
97 error:
98 	sysputstrs(wd, row, lcol, width);
99 }
100 
101 void
102 sysputwuint64(WINDOW *wd, int row, int lcol, int width, uint64_t val, int flags)
103 {
104 	if(val == 0)
105 		sysputspaces(wd, row, lcol, width);
106 	else
107 		sysputuint64(wd, row, lcol, width, val, flags);
108 }
109 
110 void
111 sysputpage(WINDOW *wd, int row, int lcol, int width, uint64_t pages, int flags)
112 {
113 
114 	sysputuint64(wd, row, lcol, width, ptoa(pages), flags);
115 }
116