tools/tests/libMicro/apple/getaddrinfo_port.c

   1 /*
   2  * Copyright (c) 2006 Apple Inc.  All Rights Reserved.
   3  *
   4  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. The rights granted to you under the License
  10  * may not be used to create, or enable the creation or redistribution of,
  11  * unlawful or unlicensed copies of an Apple operating system, or to
  12  * circumvent, violate, or enable the circumvention or violation of, any
  13  * terms of an Apple operating system software license agreement.
  14  *
  15  * Please obtain a copy of the License at
  16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
  17  *
  18  * The Original Code and all software distributed under the License are
  19  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  20  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  21  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  22  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  23  * Please see the License for the specific language governing rights and
  24  * limitations under the License.
  25  *
  26  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  27  */
  28
  29 #include <unistd.h>
  30 #include <stdlib.h>
  31 #include <stdio.h>
  32 #include <stdbool.h>
  33 #include <errno.h>
  34 #include <string.h>
  35 #include <netdb.h>
  36
  37 // add additional headers needed here.
  38
  39 #include "../libmicro.h"
  40
  41 #if DEBUG
  42 # define debug(fmt, args...)    (void) fprintf(stderr, fmt "\n" , ##args)
  43 #else
  44 # define debug(fmt, args...)
  45 #endif
  46
  47
  48 // This exercises "ssh" port
  49 //
  50 // Correct use case
  51 //
  52 //    getaddrinfo_port -E  -L -S -W -B 200 -C 100
  53 //
  54 //      libMicro default benchmark run options are "-E -L -S -W -C 200"
  55 //
  56 // -B is batch size: loop iteration per each benchmark run. Needs to match # of
  57 //                   real lookups. This is total number of lookups to issue.
  58 // -C is min sample number: how many benchmark needs to run to get proper sample
  59 //                          1 is mimumum, but you get at least 3 benchmark run
  60 //                          samples. Do not set to zero. Default is 200 for most
  61 //                          runs in libMicro.
  62 //
  63
  64 extern int gL1CacheEnabled;
  65
  66 /*
  67  *    Your state variables should live in the tsd_t struct below
  68  */
  69 typedef struct {
  70 } tsd_t;
  71
  72
  73 int
  74 benchmark_init()
  75 {
  76     debug("benchmark_init");
  77
  78     (void) sprintf(lm_optstr,  "l:");
  79     lm_tsdsize = sizeof (tsd_t);
  80     lm_defB = 100;
  81
  82     return (0);
  83 }
  84
  85
  86 /*
  87  * This is where you parse your lower-case arguments.
  88  */
  89 int
  90 benchmark_optswitch(int opt, char *optarg)
  91 {
  92     debug("benchmark_optswitch");
  93
  94     switch (opt) {
  95         case 'l':
  96             gL1CacheEnabled = atoi(optarg);
  97             break;
  98     }
  99
 100     return 0;
 101 }
 102
 103
 104 // Initialize all structures that will be used in benchmark()
 105 //
 106 int
 107 benchmark_initrun()
 108 {
 109     debug("\nbenchmark_initrun");
 110
 111     return (0);
 112 }
 113
 114
 115 int
 116 benchmark(void *tsd, result_t *res)
 117 {
 118     int         i, err;
 119     struct addrinfo *addi;
 120
 121     res->re_errors = 0;
 122
 123     debug("in to benchmark - optB = %i", lm_optB);
 124     for (i = 0; i < lm_optB; i++) {
 125
 126         err = getaddrinfo(NULL, "ssh", NULL, &addi);
 127
 128         if (err) {
 129             debug("error: %s", gai_strerror(err));
 130             res->re_errors++;
 131         }
 132
 133         freeaddrinfo (addi);
 134     }
 135     res->re_count = i;
 136
 137     return (0);
 138 }
 139
 140 // We need to release all the structures we allocated in benchmark_initrun()
 141 int
 142 benchmark_finirun(void *tsd)
 143 {
 144     // tsd_t    *ts = (tsd_t *)tsd;
 145     debug("benchmark_finirun ");
 146
 147     return (0);
 148 }
 149
 150 char *
 151 benchmark_result()
 152 {
 153     static char    result = '\0';
 154     debug("benchmark_result");
 155     return (&result);
 156 }
 157