diff options
Diffstat (limited to 'third_party/srtp/crypto/test/auth_driver.c')
| -rw-r--r-- | third_party/srtp/crypto/test/auth_driver.c | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/third_party/srtp/crypto/test/auth_driver.c b/third_party/srtp/crypto/test/auth_driver.c new file mode 100644 index 00000000..cd8a75dd --- /dev/null +++ b/third_party/srtp/crypto/test/auth_driver.c @@ -0,0 +1,200 @@ +/* + * auth_driver.c + * + * a driver for auth functions + * + * 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> /* for printf() */ +#include <stdlib.h> /* for xalloc() */ +#include <unistd.h> /* for getopt() */ + +#include "auth.h" +#include "null_auth.h" + +#define PRINT_DEBUG_DATA 0 + +extern auth_type_t tmmhv2; + +const uint16_t msg0[9] = { + 0x6015, 0xf141, 0x5ba1, 0x29a0, 0xf604, 0xd1c, 0x2d9, 0xaa8a, 0x7931 +}; + +/* key1 is for TAG_WORDS = 2 */ + +const uint16_t key1[47] = { + 0xe627, 0x6a01, 0x5ea7, 0xf27a, 0xc536, 0x2192, 0x11be, 0xea35, + 0xdb9d, 0x63d6, 0xfa8a, 0xfc45, 0xe08b, 0xd216, 0xced2, 0x7853, + 0x1a82, 0x22f5, 0x90fb, 0x1c29, 0x708e, 0xd06f, 0x82c3, 0xbee6, + 0x4f21, 0x6f33, 0x65c0, 0xd211, 0xc25e, 0x9138, 0x4fa3, 0x7c1f, + 0x61ac, 0x3489, 0x2976, 0x8c19, 0x8252, 0xddbf, 0xcad3, 0xc28f, + 0x68d6, 0x58dd, 0x504f, 0x2bbf, 0x0278, 0x70b7, 0xcfca +}; + +double +auth_bits_per_second(auth_t *h, int msg_len); + + +void +usage(char *prog_name) { + printf("usage: %s [ -t | -v ]\n", prog_name); + exit(255); +} + +#define MAX_MSG_LEN 2048 + +int +main (int argc, char *argv[]) { + auth_t *a = NULL; + err_status_t status; + int i; + int c; + unsigned do_timing_test = 0; + unsigned do_validation = 0; + + /* process input arguments */ + while (1) { + c = getopt(argc, argv, "tv"); + if (c == -1) + break; + switch (c) { + case 't': + do_timing_test = 1; + break; + case 'v': + do_validation = 1; + break; + default: + usage(argv[0]); + } + } + + printf("auth driver\nDavid A. McGrew\nCisco Systems, Inc.\n"); + + if (!do_validation && !do_timing_test) + usage(argv[0]); + + if (do_validation) { + printf("running self-test for %s...", tmmhv2.description); + status = tmmhv2_add_big_test(); + if (status) { + printf("tmmhv2_add_big_test failed with error code %d\n", status); + exit(status); + } + status = auth_type_self_test(&tmmhv2); + if (status) { + printf("failed with error code %d\n", status); + exit(status); + } + printf("passed\n"); + } + + if (do_timing_test) { + + /* tmmhv2 timing test */ + status = auth_type_alloc(&tmmhv2, &a, 94, 4); + if (status) { + fprintf(stderr, "can't allocate tmmhv2\n"); + exit(status); + } + status = auth_init(a, (uint8_t *)key1); + if (status) { + printf("error initializaing auth function\n"); + exit(status); + } + + printf("timing %s (tag length %d)\n", + tmmhv2.description, auth_get_tag_length(a)); + for (i=8; i <= MAX_MSG_LEN; i *= 2) + printf("msg len: %d\tgigabits per second: %f\n", + i, auth_bits_per_second(a, i) / 1E9); + + status = auth_dealloc(a); + if (status) { + printf("error deallocating auth function\n"); + exit(status); + } + + } + + return 0; +} + +#define NUM_TRIALS 100000 + +#include <time.h> + +double +auth_bits_per_second(auth_t *a, int msg_len_octets) { + int i; + clock_t timer; + uint8_t *result; + int msg_len = (msg_len_octets + 1)/2; + uint16_t *msg_string; + + /* create random message */ + msg_string = (uint16_t *) crypto_alloc(msg_len_octets); + if (msg_string == NULL) + return 0.0; /* indicate failure */ + for (i=0; i < msg_len; i++) + msg_string[i] = (uint16_t) random(); + + /* allocate temporary storage for authentication tag */ + result = crypto_alloc(auth_get_tag_length(a)); + if (result == NULL) { + free(msg_string); + return 0.0; /* indicate failure */ + } + + timer = clock(); + for (i=0; i < NUM_TRIALS; i++) { + auth_compute(a, (uint8_t *)msg_string, msg_len_octets, (uint8_t *)result); + } + timer = clock() - timer; + + free(msg_string); + free(result); + + return (double) NUM_TRIALS * 8 * msg_len_octets * CLOCKS_PER_SEC / timer; +} + + |