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| 1 /* | |
| 2 * replay_driver.c | |
| 3 * | |
| 4 * A driver for the replay_database implementation | |
| 5 * | |
| 6 * David A. McGrew | |
| 7 * Cisco Systems, Inc. | |
| 8 */ | |
| 9 | |
| 10 /* | |
| 11 * | |
| 12 * Copyright (c) 2001-2006, Cisco Systems, Inc. | |
| 13 * All rights reserved. | |
| 14 * | |
| 15 * Redistribution and use in source and binary forms, with or without | |
| 16 * modification, are permitted provided that the following conditions | |
| 17 * are met: | |
| 18 * | |
| 19 * Redistributions of source code must retain the above copyright | |
| 20 * notice, this list of conditions and the following disclaimer. | |
| 21 * | |
| 22 * Redistributions in binary form must reproduce the above | |
| 23 * copyright notice, this list of conditions and the following | |
| 24 * disclaimer in the documentation and/or other materials provided | |
| 25 * with the distribution. | |
| 26 * | |
| 27 * Neither the name of the Cisco Systems, Inc. nor the names of its | |
| 28 * contributors may be used to endorse or promote products derived | |
| 29 * from this software without specific prior written permission. | |
| 30 * | |
| 31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | |
| 34 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE | |
| 35 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | |
| 36 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 37 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
| 38 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
| 40 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 41 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
| 42 * OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 43 * | |
| 44 */ | |
| 45 | |
| 46 #ifdef HAVE_CONFIG_H | |
| 47 #include <config.h> | |
| 48 #endif | |
| 49 | |
| 50 #include <stdio.h> | |
| 51 | |
| 52 #include "rdb.h" | |
| 53 #include "ut_sim.h" | |
| 54 | |
| 55 /* | |
| 56 * num_trials defines the number of trials that are used in the | |
| 57 * validation functions below | |
| 58 */ | |
| 59 | |
| 60 unsigned num_trials = 1 << 16; | |
| 61 | |
| 62 err_status_t | |
| 63 test_rdb_db(void); | |
| 64 | |
| 65 double | |
| 66 rdb_check_adds_per_second(void); | |
| 67 | |
| 68 int | |
| 69 main (void) { | |
| 70 err_status_t err; | |
| 71 | |
| 72 printf("testing anti-replay database (rdb_t)...\n"); | |
| 73 err = test_rdb_db(); | |
| 74 if (err) { | |
| 75 printf("failed\n"); | |
| 76 exit(1); | |
| 77 } | |
| 78 printf("done\n"); | |
| 79 | |
| 80 printf("rdb_check/rdb_adds per second: %e\n", | |
| 81 rdb_check_adds_per_second()); | |
| 82 | |
| 83 return 0; | |
| 84 } | |
| 85 | |
| 86 | |
| 87 void | |
| 88 print_rdb(rdb_t *rdb) { | |
| 89 printf("rdb: {%u, %s}\n", rdb->window_start, v128_bit_string(&rdb->bitmask)); | |
| 90 } | |
| 91 | |
| 92 err_status_t | |
| 93 rdb_check_add(rdb_t *rdb, uint32_t idx) { | |
| 94 | |
| 95 if (rdb_check(rdb, idx) != err_status_ok) { | |
| 96 printf("rdb_check failed at index %u\n", idx); | |
| 97 return err_status_fail; | |
| 98 } | |
| 99 if (rdb_add_index(rdb, idx) != err_status_ok) { | |
| 100 printf("rdb_add_index failed at index %u\n", idx); | |
| 101 return err_status_fail; | |
| 102 } | |
| 103 | |
| 104 return err_status_ok; | |
| 105 } | |
| 106 | |
| 107 err_status_t | |
| 108 rdb_check_expect_failure(rdb_t *rdb, uint32_t idx) { | |
| 109 err_status_t err; | |
| 110 | |
| 111 err = rdb_check(rdb, idx); | |
| 112 if ((err != err_status_replay_old) && (err != err_status_replay_fail)) { | |
| 113 printf("rdb_check failed at index %u (false positive)\n", idx); | |
| 114 return err_status_fail; | |
| 115 } | |
| 116 | |
| 117 return err_status_ok; | |
| 118 } | |
| 119 | |
| 120 err_status_t | |
| 121 rdb_check_add_unordered(rdb_t *rdb, uint32_t idx) { | |
| 122 err_status_t rstat; | |
| 123 | |
| 124 /* printf("index: %u\n", idx); */ | |
| 125 rstat = rdb_check(rdb, idx); | |
| 126 if ((rstat != err_status_ok) && (rstat != err_status_replay_old)) { | |
| 127 printf("rdb_check_add_unordered failed at index %u\n", idx); | |
| 128 return rstat; | |
| 129 } | |
| 130 if (rstat == err_status_replay_old) { | |
| 131 return err_status_ok; | |
| 132 } | |
| 133 if (rdb_add_index(rdb, idx) != err_status_ok) { | |
| 134 printf("rdb_add_index failed at index %u\n", idx); | |
| 135 return err_status_fail; | |
| 136 } | |
| 137 | |
| 138 return err_status_ok; | |
| 139 } | |
| 140 | |
| 141 err_status_t | |
| 142 test_rdb_db() { | |
| 143 rdb_t rdb; | |
| 144 uint32_t idx, ircvd; | |
| 145 ut_connection utc; | |
| 146 err_status_t err; | |
| 147 | |
| 148 if (rdb_init(&rdb) != err_status_ok) { | |
| 149 printf("rdb_init failed\n"); | |
| 150 return err_status_init_fail; | |
| 151 } | |
| 152 | |
| 153 /* test sequential insertion */ | |
| 154 for (idx=0; idx < num_trials; idx++) { | |
| 155 err = rdb_check_add(&rdb, idx); | |
| 156 if (err) | |
| 157 return err; | |
| 158 } | |
| 159 | |
| 160 /* test for false positives */ | |
| 161 for (idx=0; idx < num_trials; idx++) { | |
| 162 err = rdb_check_expect_failure(&rdb, idx); | |
| 163 if (err) | |
| 164 return err; | |
| 165 } | |
| 166 | |
| 167 /* re-initialize */ | |
| 168 if (rdb_init(&rdb) != err_status_ok) { | |
| 169 printf("rdb_init failed\n"); | |
| 170 return err_status_fail; | |
| 171 } | |
| 172 | |
| 173 /* test non-sequential insertion */ | |
| 174 ut_init(&utc); | |
| 175 | |
| 176 for (idx=0; idx < num_trials; idx++) { | |
| 177 ircvd = ut_next_index(&utc); | |
| 178 err = rdb_check_add_unordered(&rdb, ircvd); | |
| 179 if (err) | |
| 180 return err; | |
| 181 err = rdb_check_expect_failure(&rdb, ircvd); | |
| 182 if (err) | |
| 183 return err; | |
| 184 } | |
| 185 | |
| 186 /* re-initialize */ | |
| 187 if (rdb_init(&rdb) != err_status_ok) { | |
| 188 printf("rdb_init failed\n"); | |
| 189 return err_status_fail; | |
| 190 } | |
| 191 | |
| 192 /* test insertion with large gaps */ | |
| 193 for (idx=0, ircvd=0; idx < num_trials; idx++, ircvd += (1 << (rand() % 10))) { | |
| 194 err = rdb_check_add(&rdb, ircvd); | |
| 195 if (err) | |
| 196 return err; | |
| 197 err = rdb_check_expect_failure(&rdb, ircvd); | |
| 198 if (err) | |
| 199 return err; | |
| 200 } | |
| 201 | |
| 202 /* re-initialize */ | |
| 203 if (rdb_init(&rdb) != err_status_ok) { | |
| 204 printf("rdb_init failed\n"); | |
| 205 return err_status_fail; | |
| 206 } | |
| 207 | |
| 208 /* test loss of first 513 packets */ | |
| 209 for (idx=0; idx < num_trials; idx++) { | |
| 210 err = rdb_check_add(&rdb, idx + 513); | |
| 211 if (err) | |
| 212 return err; | |
| 213 } | |
| 214 | |
| 215 /* test for false positives */ | |
| 216 for (idx=0; idx < num_trials + 513; idx++) { | |
| 217 err = rdb_check_expect_failure(&rdb, idx); | |
| 218 if (err) | |
| 219 return err; | |
| 220 } | |
| 221 | |
| 222 | |
| 223 return err_status_ok; | |
| 224 } | |
| 225 | |
| 226 #include <time.h> /* for clock() */ | |
| 227 #include <stdlib.h> /* for random() */ | |
| 228 | |
| 229 #define REPLAY_NUM_TRIALS 10000000 | |
| 230 | |
| 231 double | |
| 232 rdb_check_adds_per_second(void) { | |
| 233 uint32_t i; | |
| 234 rdb_t rdb; | |
| 235 clock_t timer; | |
| 236 int failures = 0; /* count number of failures */ | |
| 237 | |
| 238 if (rdb_init(&rdb) != err_status_ok) { | |
| 239 printf("rdb_init failed\n"); | |
| 240 exit(1); | |
| 241 } | |
| 242 | |
| 243 timer = clock(); | |
| 244 for(i=0; i < REPLAY_NUM_TRIALS; i+=3) { | |
| 245 if (rdb_check(&rdb, i+2) != err_status_ok) | |
| 246 ++failures; | |
| 247 if (rdb_add_index(&rdb, i+2) != err_status_ok) | |
| 248 ++failures; | |
| 249 if (rdb_check(&rdb, i+1) != err_status_ok) | |
| 250 ++failures; | |
| 251 if (rdb_add_index(&rdb, i+1) != err_status_ok) | |
| 252 ++failures; | |
| 253 if (rdb_check(&rdb, i) != err_status_ok) | |
| 254 ++failures; | |
| 255 if (rdb_add_index(&rdb, i) != err_status_ok) | |
| 256 ++failures; | |
| 257 } | |
| 258 timer = clock() - timer; | |
| 259 | |
| 260 return (double) CLOCKS_PER_SEC * REPLAY_NUM_TRIALS / timer; | |
| 261 } | |
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Chromium Code Reviews
Issue 2344973002:
Update libsrtp to version 2.0 (Closed)
