libcli/auth/tests/test_encode_decode.c

   1 /*
   2  * Unix SMB/CIFS implementation.
   3  *
   4  * Copyright (C) 2022 Andreas Schneider <asn@samba.org>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20
  21 #include <stdarg.h>
  22 #include <stddef.h>
  23 #include <stdint.h>
  24 #include <setjmp.h>
  25 #include <cmocka.h>
  26
  27 #include "libcli/auth/smbencrypt.c"
  28
  29 /* The following hexdumps are from a Windows Server 2022 time trace */
  30 static const uint8_t plaintext_data[] = {
  31         0x14, 0x00, 0x50, 0x00, 0x61, 0x00, 0x24, 0x00,
  32         0x24, 0x00, 0x77, 0x00, 0x30, 0x00, 0x72, 0x00,
  33         0x64, 0x00, 0x40, 0x00, 0x32, 0x00, 0xc2, 0x34,
  34         0x7d, 0x21, 0x79, 0x05, 0xef, 0x88, 0xd7, 0x11,
  35         0xec, 0xe2, 0xce, 0xb5, 0xd4, 0x4d, 0x64, 0x2d,
  36         0x15, 0x79, 0x01, 0x39, 0xb8, 0xb9, 0x89, 0x5c,
  37         0x4e, 0x71, 0xbd, 0xf0, 0x14, 0x0c, 0x87, 0x72,
  38         0xa5, 0xfa, 0x90, 0xbe, 0x62, 0x55, 0xad, 0x7f,
  39         0xe9, 0x7f, 0x0d, 0x20, 0x19, 0x3a, 0x76, 0xbe,
  40         0xb2, 0x14, 0x6d, 0x5b, 0x25, 0x1c, 0x67, 0x3a,
  41         0x23, 0x45, 0x1f, 0x7e, 0x36, 0xa0, 0x95, 0xb7,
  42         0xa7, 0xb1, 0x33, 0xe1, 0xc4, 0xb6, 0xe6, 0x2d,
  43         0xd8, 0x2f, 0xe7, 0xdf, 0x01, 0xe8, 0xba, 0x02,
  44         0x54, 0x36, 0xe9, 0xb6, 0x5e, 0x00, 0x52, 0x9e,
  45         0x64, 0x00, 0xcb, 0x3c, 0x6d, 0x05, 0x43, 0x7d,
  46         0x01, 0x9c, 0x22, 0x18, 0x92, 0xe7, 0xa3, 0x55,
  47         0x65, 0x6d, 0x2e, 0xa3, 0x53, 0x6e, 0xc0, 0x67,
  48         0x26, 0xac, 0xaa, 0x98, 0xa4, 0xcb, 0xb4, 0x49,
  49         0x13, 0x60, 0xd4, 0x33, 0x2c, 0x77, 0x58, 0x5e,
  50         0x50, 0x45, 0xaa, 0x1e, 0x05, 0x15, 0x18, 0x59,
  51         0x55, 0xca, 0x14, 0x37, 0x31, 0xac, 0x63, 0xfc,
  52         0x63, 0xa8, 0x2a, 0xa9, 0x99, 0xec, 0x49, 0x87,
  53         0x64, 0x1d, 0x4e, 0xdd, 0xa3, 0xd0, 0xdc, 0x08,
  54         0x00, 0x17, 0xf4, 0x2f, 0x9c, 0x4a, 0x17, 0xc7,
  55         0xbd, 0x30, 0xb7, 0x0e, 0x81, 0xe4, 0xd5, 0x94,
  56         0x31, 0xff, 0xd6, 0xcc, 0xc6, 0xbb, 0x39, 0xcd,
  57         0x72, 0xfe, 0xa6, 0x3d, 0x0d, 0x88, 0x68, 0x40,
  58         0xf8, 0x51, 0x2b, 0xe6, 0xc9, 0xaa, 0x84, 0xf3,
  59         0xf4, 0x6e, 0x55, 0x37, 0xbf, 0x5d, 0x87, 0xce,
  60         0xa6, 0x80, 0x4f, 0x8f, 0x8f, 0x7b, 0xe8, 0x30,
  61         0xc3, 0x2e, 0x24, 0xc7, 0x3e, 0xf1, 0x9f, 0xa6,
  62         0x77, 0xca, 0x04, 0xbe, 0xb5, 0xe1, 0x40, 0x59,
  63         0x43, 0xc5, 0x30, 0xc8, 0xe7, 0xbf, 0xab, 0xfa,
  64         0x86, 0x62, 0xd9, 0x3a, 0x8e, 0xa9, 0x34, 0x73,
  65         0x20, 0x7b, 0x61, 0x1b, 0x0e, 0xca, 0x98, 0xec,
  66         0xa1, 0xc1, 0x78, 0xa9, 0xa7, 0x6c, 0x8c, 0xe3,
  67         0x21, 0x7d, 0xb9, 0x90, 0xe2, 0x73, 0x1a, 0x99,
  68         0x1d, 0x44, 0xa8, 0xd5, 0x7f, 0x0a, 0x59, 0x47,
  69         0xd0, 0xf5, 0x6c, 0x14, 0xff, 0x4a, 0x29, 0x20,
  70         0xb5, 0xfc, 0xe9, 0xf0, 0xa5, 0x35, 0x9e, 0x1c,
  71         0xa1, 0x4c, 0xec, 0xb5, 0x7d, 0x2d, 0x27, 0xff,
  72         0x7a, 0x42, 0x18, 0xb8, 0x53, 0x4e, 0xfb, 0xec,
  73         0xb1, 0xc1, 0x65, 0x2d, 0xa4, 0x69, 0x85, 0x56,
  74         0x61, 0x6d, 0x21, 0x66, 0x88, 0x31, 0xdf, 0xba,
  75         0x28, 0xc6, 0x9a, 0xf8, 0xb7, 0xf6, 0x2a, 0x43,
  76         0xba, 0x9b, 0x84, 0x14, 0xce, 0xa9, 0xc9, 0xf5,
  77         0x85, 0x6f, 0x31, 0x89, 0x8d, 0xfc, 0x25, 0x2e,
  78         0x98, 0x25, 0x5a, 0x03, 0xf0, 0xb8, 0x5d, 0x4a,
  79         0xd4, 0x4c, 0xc8, 0x62, 0x4e, 0xeb, 0x07, 0xc8,
  80         0x5c, 0x9e, 0x63, 0x30, 0xfe, 0x9f, 0x0f, 0x96,
  81         0xd0, 0xd7, 0x70, 0xad, 0xcd, 0x84, 0xbc, 0x1e,
  82         0x48, 0xa0, 0x20, 0x14, 0x10, 0xa4, 0xb1, 0x5b,
  83         0x05, 0x36, 0x9a, 0x6d, 0xb0, 0x10, 0x98, 0xbd,
  84         0x8d, 0xa2, 0xd1, 0xb2, 0xfa, 0x23, 0x37, 0xeb,
  85         0xb0, 0x04, 0x53, 0xcb, 0xa1, 0xa9, 0xc4, 0x88,
  86         0xdd, 0xf9, 0x80, 0xf5, 0xa9, 0xcd, 0x7b, 0xf8,
  87         0x77, 0x0b, 0x19, 0x84, 0x4c, 0xef, 0x2c, 0x14,
  88         0xa1, 0xdc, 0x9f, 0x2f, 0x41, 0xd0, 0xd0, 0x33,
  89         0x29, 0x8a, 0xb9, 0x39, 0x7e, 0xc9, 0x7f, 0xe7,
  90         0x63, 0x64, 0xa4, 0x7b, 0x4a, 0x6a, 0x33, 0xa7,
  91         0xaa, 0xf6, 0xca, 0x98, 0xc4, 0x9b, 0x62, 0x5b,
  92         0xcd, 0x53, 0x82, 0xbf, 0xf0, 0x0b, 0x9c, 0xe7,
  93         0xb2, 0x44, 0x1b, 0x88, 0x71, 0x61, 0xa1, 0x36,
  94         0x9e, 0x7a, 0x0a, 0x3c, 0x20, 0xd8, 0xff, 0xa1,
  95         0x23, 0x66
  96 };
  97
  98 static void torture_encode_pwd_buffer514_from_str(void **state)
  99 {
 100         uint8_t data[514] = {0};
 101         bool ok;
 102
 103         ok = encode_pwd_buffer514_from_str(data, "Pa$$w0rd@2", STR_UNICODE);
 104         assert_true(ok);
 105
 106         /* We can only compare the first 22 bytes as the rest is random data */
 107         assert_memory_equal(data, plaintext_data, 22);
 108         assert_memory_not_equal(data + 22,
 109                                 plaintext_data + 22,
 110                                 sizeof(plaintext_data) - 22);
 111 }
 112
 113 static void torture_extract_pwd_blob_from_buffer514(void **state)
 114 {
 115         DATA_BLOB new_password = {
 116                 .length = 0,
 117         };
 118         bool ok;
 119
 120         ok = extract_pwd_blob_from_buffer514(NULL, plaintext_data, &new_password);
 121         assert_true(ok);
 122         assert_int_equal(new_password.length, 20);
 123         assert_memory_equal(new_password.data,
 124                             plaintext_data + 2,
 125                             new_password.length);
 126         data_blob_free(&new_password);
 127 }
 128
 129 static void torture_decode_pwd_string_from_buffer514(void **state)
 130 {
 131         DATA_BLOB decoded_password = {
 132                 .length = 0,
 133         };
 134         bool ok;
 135
 136         ok = decode_pwd_string_from_buffer514(NULL,
 137                                            plaintext_data,
 138                                            CH_UTF16,
 139                                            &decoded_password);
 140         assert_true(ok);
 141         assert_memory_equal(decoded_password.data, "Pa$$w0rd@2", decoded_password.length);
 142         data_blob_free(&decoded_password);
 143 }
 144
 145 int main(int argc, char *argv[])
 146 {
 147         int rc;
 148         const struct CMUnitTest tests[] = {
 149                 cmocka_unit_test(torture_encode_pwd_buffer514_from_str),
 150                 cmocka_unit_test(torture_extract_pwd_blob_from_buffer514),
 151                 cmocka_unit_test(torture_decode_pwd_string_from_buffer514),
 152         };
 153
 154         if (argc == 2) {
 155                 cmocka_set_test_filter(argv[1]);
 156         }
 157         cmocka_set_message_output(CM_OUTPUT_SUBUNIT);
 158
 159         rc = cmocka_run_group_tests(tests, NULL, NULL);
 160
 161         return rc;
 162 }