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117 lines
2.2 KiB
C
117 lines
2.2 KiB
C
/*
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* Copyright (c) 2005-2007 Proofpoint, Inc. and its suppliers.
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* All rights reserved.
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the sendmail distribution.
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*/
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#include <sm/gen.h>
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SM_IDSTR(id, "@(#)$Id: t-memstat.c,v 1.11 2013-11-22 20:51:43 ca Exp $")
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#include <sm/misc.h>
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/*
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** Simple test program for memstat
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*/
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#include <stdlib.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <strings.h>
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#include <string.h>
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extern char *optarg;
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extern int optind;
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void
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usage(prg)
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char *prg;
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{
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fprintf(stderr, "usage: %s [options]\n", prg);
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fprintf(stderr, "options:\n");
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fprintf(stderr, "-l n loop n times\n");
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fprintf(stderr, "-m n allocate n bytes per iteration\n");
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fprintf(stderr, "-r name use name as resource to query\n");
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fprintf(stderr, "-s n sleep n seconds per iteration\n");
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}
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int
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main(argc, argv)
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int argc;
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char **argv;
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{
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int r, r2, i, l, slp, sz;
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long v;
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char *resource;
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l = 1;
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sz = slp = 0;
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resource = NULL;
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while ((r = getopt(argc, argv, "l:m:r:s:")) != -1)
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{
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switch ((char) r)
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{
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case 'l':
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l = strtol(optarg, NULL, 0);
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break;
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case 'm':
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sz = strtol(optarg, NULL, 0);
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break;
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case 'r':
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resource = strdup(optarg);
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if (resource == NULL)
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{
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fprintf(stderr, "strdup(%s) failed\n",
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optarg);
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exit(1);
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}
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break;
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case 's':
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slp = strtol(optarg, NULL, 0);
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break;
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default:
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usage(argv[0]);
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exit(1);
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}
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}
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r = sm_memstat_open();
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r2 = -1;
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for (i = 0; i < l; i++)
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{
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char *mem;
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r2 = sm_memstat_get(resource, &v);
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if (slp > 0 && i + 1 < l && 0 == r)
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{
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printf("open=%d, memstat=%d, %s=%ld\n", r, r2,
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resource != NULL ? resource : "default-value",
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v);
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sleep(slp);
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if (sz > 0)
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{
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/*
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** Just allocate some memory to test the
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** values that are returned.
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** Note: this is a memory leak, but that
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** doesn't matter here.
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*/
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mem = malloc(sz);
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if (NULL == mem)
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printf("malloc(%d) failed\n", sz);
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}
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}
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}
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printf("open=%d, memstat=%d, %s=%ld\n", r, r2,
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resource != NULL ? resource : "default-value", v);
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r = sm_memstat_close();
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return r;
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}
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