crypto/dist/heimdal/lib/krb5/test_pac.c

   1 /*
   2  * Copyright (c) 2006 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   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  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #include "krb5_locl.h"
  35
  36 __RCSID("$Heimdal: test_pac.c 21934 2007-08-27 14:21:04Z lha $"
  37         "$NetBSD$");
  38
  39 /*
  40  * This PAC and keys are copied (with permission) from Samba torture
  41  * regression test suite, they where created by Andrew Bartlet.
  42  */
  43
  44 static const unsigned char saved_pac[] = {
  45         0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0xd8, 0x01, 0x00, 0x00,
  46         0x48, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
  47         0x20, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
  48         0x40, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
  49         0x58, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x10, 0x08, 0x00, 0xcc, 0xcc, 0xcc, 0xcc,
  50         0xc8, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x30, 0xdf, 0xa6, 0xcb,
  51         0x4f, 0x7d, 0xc5, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f, 0xff, 0xff, 0xff, 0xff,
  52         0xff, 0xff, 0xff, 0x7f, 0xc0, 0x3c, 0x4e, 0x59, 0x62, 0x73, 0xc5, 0x01, 0xc0, 0x3c, 0x4e, 0x59,
  53         0x62, 0x73, 0xc5, 0x01, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f, 0x16, 0x00, 0x16, 0x00,
  54         0x04, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
  55         0x0c, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
  56         0x14, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x02, 0x00, 0x65, 0x00, 0x00, 0x00,
  57         0xed, 0x03, 0x00, 0x00, 0x04, 0x02, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x02, 0x00,
  58         0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  59         0x00, 0x00, 0x00, 0x00, 0x14, 0x00, 0x16, 0x00, 0x20, 0x00, 0x02, 0x00, 0x16, 0x00, 0x18, 0x00,
  60         0x24, 0x00, 0x02, 0x00, 0x28, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  61         0x00, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  62         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  63         0x01, 0x00, 0x00, 0x00, 0x2c, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  64         0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00,
  65         0x57, 0x00, 0x32, 0x00, 0x30, 0x00, 0x30, 0x00, 0x33, 0x00, 0x46, 0x00, 0x49, 0x00, 0x4e, 0x00,
  66         0x41, 0x00, 0x4c, 0x00, 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  67         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  68         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  69         0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  70         0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x04, 0x02, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00,
  71         0x0b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00, 0x57, 0x00, 0x32, 0x00,
  72         0x30, 0x00, 0x30, 0x00, 0x33, 0x00, 0x46, 0x00, 0x49, 0x00, 0x4e, 0x00, 0x41, 0x00, 0x4c, 0x00,
  73         0x0c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x57, 0x00, 0x49, 0x00,
  74         0x4e, 0x00, 0x32, 0x00, 0x4b, 0x00, 0x33, 0x00, 0x54, 0x00, 0x48, 0x00, 0x49, 0x00, 0x4e, 0x00,
  75         0x4b, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x01, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05,
  76         0x15, 0x00, 0x00, 0x00, 0x11, 0x2f, 0xaf, 0xb5, 0x90, 0x04, 0x1b, 0xec, 0x50, 0x3b, 0xec, 0xdc,
  77         0x01, 0x00, 0x00, 0x00, 0x30, 0x00, 0x02, 0x00, 0x07, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
  78         0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  79         0x80, 0x66, 0x28, 0xea, 0x37, 0x80, 0xc5, 0x01, 0x16, 0x00, 0x77, 0x00, 0x32, 0x00, 0x30, 0x00,
  80         0x30, 0x00, 0x33, 0x00, 0x66, 0x00, 0x69, 0x00, 0x6e, 0x00, 0x61, 0x00, 0x6c, 0x00, 0x24, 0x00,
  81         0x76, 0xff, 0xff, 0xff, 0x37, 0xd5, 0xb0, 0xf7, 0x24, 0xf0, 0xd6, 0xd4, 0xec, 0x09, 0x86, 0x5a,
  82         0xa0, 0xe8, 0xc3, 0xa9, 0x00, 0x00, 0x00, 0x00, 0x76, 0xff, 0xff, 0xff, 0xb4, 0xd8, 0xb8, 0xfe,
  83         0x83, 0xb3, 0x13, 0x3f, 0xfc, 0x5c, 0x41, 0xad, 0xe2, 0x64, 0x83, 0xe0, 0x00, 0x00, 0x00, 0x00
  84 };
  85
  86 static int type_1_length = 472;
  87
  88 static const krb5_keyblock kdc_keyblock = {
  89     ETYPE_ARCFOUR_HMAC_MD5,
  90     { 16, "\xB2\x86\x75\x71\x48\xAF\x7F\xD2\x52\xC5\x36\x03\xA1\x50\xB7\xE7" }
  91 };
  92
  93 static const krb5_keyblock member_keyblock = {
  94     ETYPE_ARCFOUR_HMAC_MD5,
  95     { 16, "\xD2\x17\xFA\xEA\xE5\xE6\xB5\xF9\x5C\xCC\x94\x07\x7A\xB8\xA5\xFC" }
  96 };
  97
  98 static time_t authtime = 1120440609;
  99 static const char *user = "w2003final$@WIN2K3.THINKER.LOCAL";
 100
 101 int
 102 main(int argc, char **argv)
 103 {
 104     krb5_error_code ret;
 105     krb5_context context;
 106     krb5_pac pac;
 107     krb5_data data;
 108     krb5_principal p;
 109
 110     ret = krb5_init_context(&context);
 111     if (ret)
 112         errx(1, "krb5_init_contex");
 113
 114     ret = krb5_parse_name(context, user, &p);
 115     if (ret)
 116         krb5_err(context, 1, ret, "krb5_parse_name");
 117
 118     ret = krb5_pac_parse(context, saved_pac, sizeof(saved_pac), &pac);
 119     if (ret)
 120         krb5_err(context, 1, ret, "krb5_pac_parse");
 121
 122     ret = krb5_pac_verify(context, pac, authtime, p,
 123                            &member_keyblock, &kdc_keyblock);
 124     if (ret)
 125         krb5_err(context, 1, ret, "krb5_pac_verify");
 126
 127     ret = _krb5_pac_sign(context, pac, authtime, p,
 128                          &member_keyblock, &kdc_keyblock, &data);
 129     if (ret)
 130         krb5_err(context, 1, ret, "_krb5_pac_sign");
 131
 132     krb5_pac_free(context, pac);
 133
 134     ret = krb5_pac_parse(context, data.data, data.length, &pac);
 135     krb5_data_free(&data);
 136     if (ret)
 137         krb5_err(context, 1, ret, "krb5_pac_parse 2");
 138
 139     ret = krb5_pac_verify(context, pac, authtime, p,
 140                            &member_keyblock, &kdc_keyblock);
 141     if (ret)
 142         krb5_err(context, 1, ret, "krb5_pac_verify 2");
 143
 144     /* make a copy and try to reproduce it */
 145     {
 146         uint32_t *list;
 147         size_t len, i;
 148         krb5_pac pac2;
 149
 150         ret = krb5_pac_init(context, &pac2);
 151         if (ret)
 152             krb5_err(context, 1, ret, "krb5_pac_init");
 153
 154         /* our two user buffer plus the three "system" buffers */
 155         ret = krb5_pac_get_types(context, pac, &len, &list);
 156         if (ret)
 157             krb5_err(context, 1, ret, "krb5_pac_get_types");
 158
 159         for (i = 0; i < len; i++) {
 160             /* skip server_cksum, privsvr_cksum, and logon_name */
 161             if (list[i] == 6 || list[i] == 7 || list[i] == 10)
 162                 continue;
 163
 164             ret = krb5_pac_get_buffer(context, pac, list[i], &data);
 165             if (ret)
 166                 krb5_err(context, 1, ret, "krb5_pac_get_buffer");
 167
 168             if (list[i] == 1) {
 169                 if (type_1_length != data.length)
 170                     krb5_errx(context, 1, "type 1 have wrong length: %lu",
 171                               (unsigned long)data.length);
 172             } else
 173                 krb5_errx(context, 1, "unknown type %lu",
 174                           (unsigned long)list[i]);
 175
 176             ret = krb5_pac_add_buffer(context, pac2, list[i], &data);
 177             if (ret)
 178                 krb5_err(context, 1, ret, "krb5_pac_add_buffer");
 179             krb5_data_free(&data);
 180         }
 181         free(list);
 182
 183         ret = _krb5_pac_sign(context, pac2, authtime, p,
 184                              &member_keyblock, &kdc_keyblock, &data);
 185         if (ret)
 186             krb5_err(context, 1, ret, "_krb5_pac_sign 4");
 187
 188         krb5_pac_free(context, pac2);
 189
 190         ret = krb5_pac_parse(context, data.data, data.length, &pac2);
 191         if (ret)
 192             krb5_err(context, 1, ret, "krb5_pac_parse 4");
 193
 194         ret = krb5_pac_verify(context, pac2, authtime, p,
 195                               &member_keyblock, &kdc_keyblock);
 196         if (ret)
 197             krb5_err(context, 1, ret, "krb5_pac_verify 4");
 198
 199         krb5_pac_free(context, pac2);
 200     }
 201
 202     krb5_pac_free(context, pac);
 203
 204     /*
 205      * Test empty free
 206      */
 207
 208     ret = krb5_pac_init(context, &pac);
 209     if (ret)
 210         krb5_err(context, 1, ret, "krb5_pac_init");
 211     krb5_pac_free(context, pac);
 212
 213     /*
 214      * Test add remove buffer
 215      */
 216
 217     ret = krb5_pac_init(context, &pac);
 218     if (ret)
 219         krb5_err(context, 1, ret, "krb5_pac_init");
 220
 221     {
 222         const krb5_data cdata = { 2, "\x00\x01" } ;
 223
 224         ret = krb5_pac_add_buffer(context, pac, 1, &cdata);
 225         if (ret)
 226             krb5_err(context, 1, ret, "krb5_pac_add_buffer");
 227     }
 228     {
 229         ret = krb5_pac_get_buffer(context, pac, 1, &data);
 230         if (ret)
 231             krb5_err(context, 1, ret, "krb5_pac_get_buffer");
 232         if (data.length != 2 || memcmp(data.data, "\x00\x01", 2) != 0)
 233             krb5_errx(context, 1, "krb5_pac_get_buffer data not the same");
 234         krb5_data_free(&data);
 235     }
 236
 237     {
 238         const krb5_data cdata = { 2, "\x02\x00" } ;
 239
 240         ret = krb5_pac_add_buffer(context, pac, 2, &cdata);
 241         if (ret)
 242             krb5_err(context, 1, ret, "krb5_pac_add_buffer");
 243     }
 244     {
 245         ret = krb5_pac_get_buffer(context, pac, 1, &data);
 246         if (ret)
 247             krb5_err(context, 1, ret, "krb5_pac_get_buffer");
 248         if (data.length != 2 || memcmp(data.data, "\x00\x01", 2) != 0)
 249             krb5_errx(context, 1, "krb5_pac_get_buffer data not the same");
 250         krb5_data_free(&data);
 251         /* */
 252         ret = krb5_pac_get_buffer(context, pac, 2, &data);
 253         if (ret)
 254             krb5_err(context, 1, ret, "krb5_pac_get_buffer");
 255         if (data.length != 2 || memcmp(data.data, "\x02\x00", 2) != 0)
 256             krb5_errx(context, 1, "krb5_pac_get_buffer data not the same");
 257         krb5_data_free(&data);
 258     }
 259
 260     ret = _krb5_pac_sign(context, pac, authtime, p,
 261                          &member_keyblock, &kdc_keyblock, &data);
 262     if (ret)
 263         krb5_err(context, 1, ret, "_krb5_pac_sign");
 264
 265     krb5_pac_free(context, pac);
 266
 267     ret = krb5_pac_parse(context, data.data, data.length, &pac);
 268     krb5_data_free(&data);
 269     if (ret)
 270         krb5_err(context, 1, ret, "krb5_pac_parse 3");
 271
 272     ret = krb5_pac_verify(context, pac, authtime, p,
 273                            &member_keyblock, &kdc_keyblock);
 274     if (ret)
 275         krb5_err(context, 1, ret, "krb5_pac_verify 3");
 276
 277     {
 278         uint32_t *list;
 279         size_t len;
 280
 281         /* our two user buffer plus the three "system" buffers */
 282         ret = krb5_pac_get_types(context, pac, &len, &list);
 283         if (ret)
 284             krb5_err(context, 1, ret, "krb5_pac_get_types");
 285         if (len != 5)
 286             krb5_errx(context, 1, "list wrong length");
 287         free(list);
 288     }
 289
 290     krb5_pac_free(context, pac);
 291
 292     krb5_free_principal(context, p);
 293     krb5_free_context(context);
 294
 295     return 0;
 296 }