tests/sys/net/t_print.c

   1 /*      $NetBSD: t_print.c,v 1.1 2014/12/02 19:48:21 christos Exp $     */
   2
   3 /*-
   4  * Copyright (c) 2014 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Christos Zoulas.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * 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 IN
  27  * 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 THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31 #include <sys/cdefs.h>
  32 __RCSID("$NetBSD: t_print.c,v 1.1 2014/12/02 19:48:21 christos Exp $");
  33
  34 #include "net/dl_print.c"
  35
  36 #include <atf-c.h>
  37
  38 static const struct {
  39         struct dl_addr ia;
  40         const char *str;
  41         int len;
  42 } tst[] = {
  43         {
  44                 {
  45                         .dl_type = 6,
  46                         .dl_nlen = 0,
  47                         .dl_alen = 6,
  48                         .dl_slen = 0,
  49                         .dl_data = {
  50                             (char)0x01, (char)0xa2, (char)0x03,
  51                             (char)0xc4, (char)0x05, (char)0xf6,
  52                         },
  53                 },
  54                 "/6#01:a2:03:c4:05:f6",
  55                 20,
  56         },
  57         {
  58                 {
  59                         .dl_type = 24,
  60                         .dl_nlen = 3,
  61                         .dl_alen = 6,
  62                         .dl_slen = 0,
  63                         .dl_data = {
  64                             'l', 'o', '0',
  65                             (char)0x11, (char)0x22, (char)0x33,
  66                             (char)0x44, (char)0x55, (char)0x66,
  67                         },
  68                 },
  69                 "lo0/24#11:22:33:44:55:66",
  70                 24,
  71         },
  72         {
  73                 {
  74                         .dl_type = 24,
  75                         .dl_nlen = 7,
  76                         .dl_alen = 1,
  77                         .dl_slen = 0,
  78                         .dl_data = {
  79                             'n', 'p', 'f', 'l', 'o', 'g', '0', (char)0xa5,
  80                         },
  81                 },
  82                 "npflog0/24#a5",
  83                 13,
  84         },
  85         {
  86                 {
  87                         .dl_type = 0,
  88                         .dl_nlen = 0,
  89                         .dl_alen = 0,
  90                         .dl_slen = 0,
  91                         .dl_data = {
  92                             '\0'
  93                         },
  94                 },
  95                 "/0#",
  96                 3,
  97         },
  98 };
  99
 100
 101 ATF_TC(dl_print);
 102 ATF_TC_HEAD(dl_print, tc)
 103 {
 104
 105         atf_tc_set_md_var(tc, "descr", "printing of link address");
 106 }
 107
 108 ATF_TC_BODY(dl_print, tc)
 109 {
 110         char buf[LINK_ADDRSTRLEN];
 111         int r;
 112         size_t l = sizeof(buf);
 113
 114         for (size_t i = 0; i < __arraycount(tst); i++) {
 115                 r = dl_print(buf, l, &tst[i].ia);
 116                 ATF_REQUIRE_STREQ(buf, tst[i].str);
 117                 ATF_REQUIRE_EQ(r, tst[i].len);
 118         }
 119
 120         l = 4;
 121         for (size_t i = 0; i < __arraycount(tst); i++) {
 122                 r = dl_print(buf, l, &tst[i].ia);
 123                 ATF_CHECK(strncmp(buf, tst[i].str, l - 1) == 0);
 124                 if (r > (int)l)
 125                         ATF_REQUIRE_EQ(buf[l - 1], '\0');
 126                 ATF_REQUIRE_EQ(r, tst[i].len);
 127         }
 128 }
 129
 130 ATF_TC(sdl_print);
 131 ATF_TC_HEAD(sdl_print, tc)
 132 {
 133
 134         atf_tc_set_md_var(tc, "descr", "printing of sockaddr_dl");
 135 }
 136
 137 ATF_TC_BODY(sdl_print, tc)
 138 {
 139         char buf[1024];
 140         char res[1024];
 141         int r, e;
 142         size_t l = sizeof(buf);
 143         struct sockaddr_dl sdl;
 144
 145         memset(&sdl, 0, sizeof(sdl));
 146         for (size_t i = 0; i < __arraycount(tst); i++) {
 147                 memcpy(&sdl.sdl_addr, &tst[i].ia, sizeof(sdl.sdl_addr));
 148                 sdl.sdl_index = (uint16_t)i;
 149                 r = sdl_print(buf, l, &sdl);
 150                 e = snprintf(res, l, "[%s]:%zu", tst[i].str, i);
 151                 ATF_REQUIRE_STREQ(buf, res);
 152                 ATF_REQUIRE_EQ(r, e);
 153         }
 154
 155         l = 8;
 156         for (size_t i = 0; i < __arraycount(tst); i++) {
 157                 memcpy(&sdl.sdl_addr, &tst[i].ia, sizeof(sdl.sdl_addr));
 158                 sdl.sdl_index = (uint16_t)i;
 159                 r = sdl_print(buf, l, &sdl);
 160                 e = snprintf(res, l, "[%s]:%zu", tst[i].str, i);
 161                 ATF_REQUIRE_STREQ(buf, res);
 162                 ATF_REQUIRE_EQ(r, e);
 163         }
 164 }
 165
 166 ATF_TP_ADD_TCS(tp)
 167 {
 168
 169         ATF_TP_ADD_TC(tp, dl_print);
 170         ATF_TP_ADD_TC(tp, sdl_print);
 171         return atf_no_error();
 172 }