contrib/libarchive/libarchive/test/test_read_filter_uudecode.c

   1 /*-
   2  * Copyright (c) 2003-2007 Tim Kientzle
   3  * Copyright (c) 2009-2011 Michihiro NAKAJIMA
   4  * All rights reserved.
   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(S) ``AS IS'' AND ANY EXPRESS OR
  16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  18  * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
  19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  */
  26 #include "test.h"
  27 __FBSDID("$FreeBSD: head/lib/libarchive/test/test_read_uu.c 201248 2009-12-30 06:12:03Z kientzle $");
  28
  29 static const char archive[] = {
  30 "begin 644 test_read_uu.Z\n"
  31 "M'YV0+@`('$BPH,&#\"!,J7,BP(4(8$&_4J`$\"`,08$F%4O)AQ(\\2/(#7&@#%C\n"
  32 "M!@T8-##.L`$\"QL@:-F(``%'#H<V;.'/J!%!G#ITP<BS\"H).FS<Z$1(T>/1A2\n"
  33 "IHU\"0%9=*G4JUJM6K6+-JW<JUJ]>O8,.*'4NVK-FS:-.J7<NVK=NW9P$`\n"
  34 "`\n"
  35 "end\n"
  36 };
  37
  38 static const char archive64[] = {
  39 "begin-base64 644 test_read_uu.Z\n"
  40 "H52QLgAIHEiwoMGDCBMqXMiwIUIYEG/UqAECAMQYEmFUvJhxI8SPIDXGgDFjBg0YNDDOsAECxsga\n"
  41 "NmIAAFHDoc2bOHPqBFBnDp0wcizCoJOmzc6ERI0ePRhSo1CQFZdKnUq1qtWrWLNq3cq1q9evYMOK\n"
  42 "HUu2rNmzaNOqXcu2rdu3ZwE=\n"
  43 "====\n"
  44 };
  45
  46 static const char extradata[] = {
  47 "From uudecode@libarchive Mon Jun  2 03:03:31 2008\n"
  48 "Return-Path: <uudecode@libarchive>\n"
  49 "Received: from libarchive (localhost [127.0.0.1])\n"
  50 "        by libarchive (8.14.2/8.14.2) with ESMTP id m5233UT1006448\n"
  51 "        for <uudecode@libarchive>; Mon, 2 Jun 2008 03:03:31 GMT\n"
  52 "        (envelope-from uudecode@libarchive)\n"
  53 "Received: (from uudecode@localhost)\n"
  54 "        by libarchive (8.14.2/8.14.2/Submit) id m5233U3e006406\n"
  55 "        for uudecode; Mon, 2 Jun 2008 03:03:30 GMT\n"
  56 "        (envelope-from root)\n"
  57 "Date: Mon, 2 Jun 2008 03:03:30 GMT\n"
  58 "From: Libarchive Test <uudecode@libarchive>\n"
  59 "Message-Id: <200806020303.m5233U3e006406@libarchive>\n"
  60 "To: uudecode@libarchive\n"
  61 "Subject: Libarchive uudecode test\n"
  62 "\n"
  63 "* Redistribution and use in source and binary forms, with or without\n"
  64 "* modification, are permitted provided that the following conditions\n"
  65 "* are met:\n"
  66 "\n"
  67 "01234567890abcdeghijklmnopqrstuvwxyz\n"
  68 "01234567890ABCEFGHIJKLMNOPQRSTUVWXYZ\n"
  69 "\n"
  70 };
  71
  72 static void
  73 test_read_uu_sub(const char *uudata, size_t uusize, int no_nl)
  74 {
  75         struct archive_entry *ae;
  76         struct archive *a;
  77         char *buff;
  78         char extradata_no_nl[sizeof(extradata)];
  79         const char *extradata_ptr;
  80         int extra;
  81         size_t size;
  82
  83         if (no_nl) {
  84                 /* Remove '\n' from extra data to make a very long line. */
  85                 char *p;
  86                 memcpy(extradata_no_nl, extradata, sizeof(extradata));
  87                 extradata_ptr = extradata_no_nl;
  88                 for (p = extradata_no_nl;
  89                     *p && (p = strchr(p, '\n')) != NULL; p++)
  90                         *p = ' ';/* Replace '\n' with ' ' a space character. */
  91         } else
  92                 extradata_ptr = extradata;
  93
  94         assert(NULL != (buff = malloc(uusize + 1024 * 1024)));
  95         if (buff == NULL)
  96                 return;
  97         for (extra = 0; extra <= 64; extra = extra==0?1:extra*2) {
  98                 char *p = buff;
  99
 100                 size = extra * 1024;
 101                 /* Add extra text size of which is from 1K bytes to
 102                  * 64Kbytes before uuencoded data. */
 103                 while (size) {
 104                         if (size > sizeof(extradata)-1) {
 105                                 memcpy(p, extradata_ptr, sizeof(extradata)-1);
 106                                 p += sizeof(extradata)-1;
 107                                 size -= sizeof(extradata)-1;
 108                         } else {
 109                                 memcpy(p, extradata_ptr, size-1);
 110                                 p += size-1;
 111                                 *p++ = '\n';/* the last of extra text must have
 112                                              * '\n' character. */
 113                                 break;
 114                         }
 115                 }
 116                 memcpy(p, uudata, uusize);
 117                 size = extra * 1024 + uusize;
 118
 119                 assert((a = archive_read_new()) != NULL);
 120                 assertEqualIntA(a, ARCHIVE_OK,
 121                     archive_read_support_filter_all(a));
 122                 assertEqualIntA(a, ARCHIVE_OK,
 123                     archive_read_support_format_all(a));
 124                 assertEqualIntA(a, ARCHIVE_OK,
 125                     read_open_memory(a, buff, size, 2));
 126                 assertEqualIntA(a, ARCHIVE_OK,
 127                     archive_read_next_header(a, &ae));
 128                 failure("archive_filter_name(a, 0)=\"%s\""
 129                     "extra %d, NL %d",
 130                     archive_filter_name(a, 0), extra, !no_nl);
 131                 assertEqualInt(archive_filter_code(a, 0),
 132                     ARCHIVE_FILTER_COMPRESS);
 133                 failure("archive_format_name(a)=\"%s\""
 134                     "extra %d, NL %d",
 135                     archive_format_name(a), extra, !no_nl);
 136                 assertEqualInt(archive_format(a),
 137                     ARCHIVE_FORMAT_TAR_USTAR);
 138                 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
 139                 assertEqualInt(ARCHIVE_OK, archive_read_free(a));
 140         }
 141
 142         /* UUdecode bidder shouldn't scan too much data; make sure it
 143          * fails if we put 512k of data before the start. */
 144         size = 512 * 1024;
 145         for (extra = 0; (size_t)extra < size; ++extra)
 146                 buff[extra + 1024] = buff[extra];
 147         buff[size - 1] = '\n';
 148         memcpy(buff + size, uudata, uusize);
 149         size += uusize;
 150         assert((a = archive_read_new()) != NULL);
 151         assertEqualIntA(a, ARCHIVE_OK,
 152             archive_read_support_filter_all(a));
 153         assertEqualIntA(a, ARCHIVE_OK,
 154             archive_read_support_format_all(a));
 155         assertEqualIntA(a, ARCHIVE_FATAL,
 156             read_open_memory(a, buff, size, 2));
 157         assertEqualInt(ARCHIVE_OK, archive_read_free(a));
 158
 159         free(buff);
 160 }
 161
 162 DEFINE_TEST(test_read_filter_uudecode)
 163 {
 164         /* Read the traditional uuencoded data. */
 165         test_read_uu_sub(archive, sizeof(archive)-1, 0);
 166         /* Read the traditional uuencoded data with very long line extra
 167          * data in front of it. */
 168         test_read_uu_sub(archive, sizeof(archive)-1, 1);
 169 }
 170
 171 DEFINE_TEST(test_read_filter_uudecode_base64)
 172 {
 173         /* Read the Base64 uuencoded data. */
 174         test_read_uu_sub(archive64, sizeof(archive64)-1, 0);
 175         /* Read the Base64 uuencoded data with very long line extra data
 176          * in front of it. */
 177         test_read_uu_sub(archive64, sizeof(archive64)-1, 1);
 178 }