summaryrefslogtreecommitdiff
path: root/srtp/test/replay_driver.c
blob: 369a77a44f6dab3f5403f1433b5eb1e4b3eaa3a5 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
/*
 * replay_driver.c
 *
 * A driver for the replay_database implementation
 *
 * David A. McGrew
 * Cisco Systems, Inc.
 */

/*
 *	
 * Copyright (c) 2001-2006, Cisco Systems, Inc.
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 *   Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * 
 *   Redistributions in binary form must reproduce the above
 *   copyright notice, this list of conditions and the following
 *   disclaimer in the documentation and/or other materials provided
 *   with the distribution.
 * 
 *   Neither the name of the Cisco Systems, Inc. nor the names of its
 *   contributors may be used to endorse or promote products derived
 *   from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

#include <stdio.h>

#include "rdb.h"
#include "ut_sim.h"

/*
 * num_trials defines the number of trials that are used in the
 * validation functions below
 */

unsigned num_trials = 1 << 16;

err_status_t
test_rdb_db(void);

double
rdb_check_adds_per_second(void);

int
main (void) {
  err_status_t err;
  
  printf("testing anti-replay database (rdb_t)...\n");
  err = test_rdb_db();
  if (err) {
    printf("failed\n");
    exit(1);
  }
  printf("done\n");

  printf("rdb_check/rdb_adds per second: %e\n",
	 rdb_check_adds_per_second());
  
  return 0;
}


void
print_rdb(rdb_t *rdb) {
  printf("rdb: {%u, %s}\n", rdb->window_start, v128_bit_string(&rdb->bitmask));
}

err_status_t
rdb_check_add(rdb_t *rdb, uint32_t idx) {

  if (rdb_check(rdb, idx) != err_status_ok) {
    printf("rdb_check failed at index %u\n", idx);
    return err_status_fail;
  }
  if (rdb_add_index(rdb, idx) != err_status_ok) {
    printf("rdb_add_index failed at index %u\n", idx);
    return err_status_fail;
  }

  return err_status_ok;
}

err_status_t
rdb_check_expect_failure(rdb_t *rdb, uint32_t idx) {
  err_status_t err;
  
  err = rdb_check(rdb, idx);
  if ((err != err_status_replay_old) && (err != err_status_replay_fail)) {
    printf("rdb_check failed at index %u (false positive)\n", idx);
    return err_status_fail;
  }

  return err_status_ok;
}

err_status_t
rdb_check_unordered(rdb_t *rdb, uint32_t idx) {
  err_status_t rstat;

 /* printf("index: %u\n", idx); */
  rstat = rdb_check(rdb, idx);
  if ((rstat != err_status_ok) && (rstat != err_status_replay_old)) {
    printf("rdb_check_unordered failed at index %u\n", idx);
    return rstat;
  }
  return err_status_ok;
}

err_status_t
test_rdb_db() {
  rdb_t rdb;
  uint32_t idx, ircvd;
  ut_connection utc;
  err_status_t err;

  if (rdb_init(&rdb) != err_status_ok) {
    printf("rdb_init failed\n");
    return err_status_init_fail;
  }

  /* test sequential insertion */
  for (idx=0; idx < num_trials; idx++) {
    err = rdb_check_add(&rdb, idx);
    if (err) 
      return err;
  }

  /* test for false positives */
  for (idx=0; idx < num_trials; idx++) {
    err = rdb_check_expect_failure(&rdb, idx);
    if (err) 
      return err;
  }

  /* re-initialize */
  if (rdb_init(&rdb) != err_status_ok) {
    printf("rdb_init failed\n");
    return err_status_fail;
  }

  /* test non-sequential insertion */
  ut_init(&utc);
  
  for (idx=0; idx < num_trials; idx++) {
    ircvd = ut_next_index(&utc);
    err = rdb_check_unordered(&rdb, ircvd);
    if (err) 
      return err;
  }

  return err_status_ok;
}

#include <time.h>       /* for clock()  */
#include <stdlib.h>     /* for random() */

#define REPLAY_NUM_TRIALS 10000000

double
rdb_check_adds_per_second(void) {
  uint32_t i;
  rdb_t rdb;
  clock_t timer;
  int failures;                    /* count number of failures        */
  
  if (rdb_init(&rdb) != err_status_ok) {
    printf("rdb_init failed\n");
    exit(1);
  }  

  timer = clock();
  for(i=0; i < REPLAY_NUM_TRIALS; i+=3) {
    if (rdb_check(&rdb, i+2) != err_status_ok)
      ++failures;
    if (rdb_add_index(&rdb, i+2) != err_status_ok)
      ++failures;
    if (rdb_check(&rdb, i+1) != err_status_ok)
      ++failures;
    if (rdb_add_index(&rdb, i+1) != err_status_ok)
      ++failures;
    if (rdb_check(&rdb, i) != err_status_ok)
      ++failures;
    if (rdb_add_index(&rdb, i) != err_status_ok)
      ++failures;
  }
  timer = clock() - timer;

  return (double) CLOCKS_PER_SEC * REPLAY_NUM_TRIALS / timer;
}