2 * SPDX-License-Identifier: BSD-2-Clause
4 * Copyright (c) 2002-2007 Sam Leffler, Errno Consulting
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer,
12 * without modification.
13 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
14 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
15 * redistribution must be conditioned upon including a substantially
16 * similar Disclaimer requirement for further binary redistribution.
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
22 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
23 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY,
24 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
27 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
29 * THE POSSIBILITY OF SUCH DAMAGES.
38 bsdstat_setfmt(struct bsdstat *sf, const char *fmt0)
40 #define N(a) (sizeof(a)/sizeof(a[0]))
46 strlcpy(fmt, fmt0, sizeof(fmt));
47 for (fp = fmt; (tok = strsep(&fp, ", ")) != NULL;) {
48 for (i = 0; i < sf->nstats; i++)
49 if (strcasecmp(tok, sf->stats[i].name) == 0)
51 if (i >= sf->nstats) {
52 fprintf(stderr, "%s: unknown statistic name \"%s\" "
53 "skipped\n", sf->name, tok);
56 if (j+4 > (int) sizeof(sf->fmts)) {
57 fprintf(stderr, "%s: not enough room for all stats; "
58 "stopped at %s\n", sf->name, tok);
63 sf->fmts[j++] = FMTS_IS_STAT;
64 sf->fmts[j++] = i & 0xff;
65 sf->fmts[j++] = (i >> 8) & 0xff;
72 bsdstat_collect(struct bsdstat *sf)
74 fprintf(stderr, "%s: don't know how to collect data\n", sf->name);
78 bsdstat_update_tot(struct bsdstat *sf)
80 fprintf(stderr, "%s: don't know how to update total data\n", sf->name);
84 bsdstat_get(struct bsdstat *sf, int s, char b[] __unused, size_t bs __unused)
86 fprintf(stderr, "%s: don't know how to get stat #%u\n", sf->name, s);
91 bsdstat_print_header(struct bsdstat *sf, FILE *fd)
93 const unsigned char *cp;
97 for (cp = sf->fmts; *cp != '\0'; cp++) {
98 if (*cp == FMTS_IS_STAT) {
100 i |= ((int) *(++cp)) << 8;
102 fprintf(fd, "%*s", f->width, f->label);
110 bsdstat_print_current(struct bsdstat *sf, FILE *fd)
113 const unsigned char *cp;
117 for (cp = sf->fmts; *cp != '\0'; cp++) {
118 if (*cp == FMTS_IS_STAT) {
120 i |= ((int) *(++cp)) << 8;
122 if (sf->get_curstat(sf, i, buf, sizeof(buf)))
123 fprintf(fd, "%*s", f->width, buf);
131 bsdstat_print_total(struct bsdstat *sf, FILE *fd)
134 const unsigned char *cp;
138 for (cp = sf->fmts; *cp != '\0'; cp++) {
139 if (*cp == FMTS_IS_STAT) {
141 i |= ((int) *(++cp)) << 8;
143 if (sf->get_totstat(sf, i, buf, sizeof(buf)))
144 fprintf(fd, "%*s", f->width, buf);
152 bsdstat_print_verbose(struct bsdstat *sf, FILE *fd)
159 for (i = 0; i < sf->nstats; i++) {
161 if (f->width > width)
164 for (i = 0; i < sf->nstats; i++) {
166 if (sf->get_totstat(sf, i, s, sizeof(s)) && strcmp(s, "0"))
167 fprintf(fd, "%-*s %s\n", width, s, f->desc);
172 bsdstat_print_fields(struct bsdstat *sf, FILE *fd)
177 for (i = 0; i < sf->nstats; i++) {
178 w = strlen(sf->stats[i].name);
182 for (i = 0; i < sf->nstats; i++) {
183 const struct fmt *f = &sf->stats[i];
185 fprintf(fd, "%-*s %s\n", width, f->name, f->desc);
190 bsdstat_init(struct bsdstat *sf, const char *name, const struct fmt *stats, int nstats)
195 sf->setfmt = bsdstat_setfmt;
196 sf->collect_cur = bsdstat_collect;
197 sf->collect_tot = bsdstat_collect;
198 sf->update_tot = bsdstat_update_tot;
199 sf->get_curstat = bsdstat_get;
200 sf->get_totstat = bsdstat_get;
201 sf->print_header = bsdstat_print_header;
202 sf->print_current = bsdstat_print_current;
203 sf->print_total = bsdstat_print_total;
204 sf->print_verbose = bsdstat_print_verbose;
205 sf->print_fields = bsdstat_print_fields;