main.c

   1 /*
   2  * FILE:        d0_iobuf.c
   3  * AUTHOR:      Rudolf Polzer - divVerent@xonotic.org
   4  *
   5  * Copyright (c) 2010, Rudolf Polzer
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  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  * 3. Neither the name of the copyright holder nor the names of contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTOR(S) ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTOR(S) BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  *
  32  * $Id$
  33  */
  34
  35 #include "d0_blind_id.h"
  36
  37 #include <stdio.h>
  38 #include <string.h>
  39 #include <time.h>
  40 #include <sys/time.h>
  41
  42 void bench(double *b)
  43 {
  44         static struct timeval thistime, lasttime;
  45         static double x = 0;
  46         static double *lastclock = &x;
  47         lasttime = thistime;
  48         gettimeofday(&thistime, NULL);
  49         *lastclock += (thistime.tv_sec - lasttime.tv_sec) + 0.000001 * (thistime.tv_usec - lasttime.tv_usec);
  50         lastclock = b;
  51 }
  52
  53 #ifndef WIN32
  54 #include <sys/signal.h>
  55 #endif
  56 volatile BOOL quit = 0;
  57 void mysignal(int signo)
  58 {
  59         (void) signo;
  60         quit = 1;
  61 }
  62
  63 #include <stdarg.h>
  64 #include <stdlib.h>
  65 static void errx(int status, const char *format, ...)
  66 {
  67         va_list ap;
  68         va_start(ap, format);
  69         vfprintf(stderr, format, ap);
  70         fputs("\n", stderr);
  71         exit(status);
  72 }
  73
  74 int main(int argc, char **argv)
  75 {
  76         char buf[65536]; size_t bufsize;
  77         char buf2[65536]; size_t buf2size;
  78         d0_blind_id_t *ctx_self, *ctx_other;
  79
  80         d0_blind_id_INITIALIZE();
  81         ctx_self = d0_blind_id_new();
  82         ctx_other = d0_blind_id_new();
  83
  84         printf("keygen RSA...\n");
  85         if(!d0_blind_id_generate_private_key(ctx_self, 1024))
  86                 errx(1, "keygen fail");
  87         buf2size = sizeof(buf2) - 1;
  88         if(!d0_blind_id_fingerprint64_public_key(ctx_self, buf2, &buf2size))
  89                 errx(2, "fp64 fail");
  90         printf("key has fingerprint %s\n", buf2);
  91         bufsize = sizeof(buf); if(!d0_blind_id_write_public_key(ctx_self, buf, &bufsize))
  92                 errx(2, "writepub fail");
  93         if(!d0_blind_id_read_public_key(ctx_other, buf, bufsize))
  94                 errx(3, "readpub fail");
  95
  96         printf("keygen modulus...\n");
  97         if(!d0_blind_id_generate_private_id_modulus(ctx_other))
  98                 errx(1, "keygen fail");
  99         /*
 100         bufsize = sizeof(buf); if(!d0_blind_id_write_private_id_modulus(ctx_other, buf, &bufsize))
 101                 errx(2, "writepub fail");
 102         if(!d0_blind_id_read_private_id_modulus(ctx_self, buf, bufsize))
 103                 errx(3, "readpub fail");
 104         */
 105
 106 #ifndef WIN32
 107         signal(SIGINT, mysignal);
 108 #endif
 109
 110         int n = 0;
 111         double bench_gen = 0, bench_fp = 0, bench_stop = 0;
 112         do
 113         {
 114                 bench(&bench_gen);
 115                 bufsize = sizeof(buf); if(!d0_blind_id_generate_private_id_start(ctx_other))
 116                         errx(4, "genid fail");
 117                 bench(&bench_fp);
 118                 buf2size = sizeof(buf2) - 1; if(!d0_blind_id_fingerprint64_public_id(ctx_other, buf2, &buf2size))
 119                         errx(4, "fp64 fail");
 120                 bench(&bench_stop);
 121                 if(n % 1024 == 0)
 122                         printf("gen=%f fp=%f\n", n/bench_gen, n/bench_fp);
 123                 ++n;
 124         }
 125         while(!(quit || argc != 2 || (buf2size > strlen(argv[1]) && !memcmp(buf2, argv[1], strlen(argv[1])))));
 126
 127         buf2[buf2size] = 0;
 128         printf("Generated key has ID: %s\n", buf2);
 129
 130         bufsize = sizeof(buf); if(!d0_blind_id_generate_private_id_request(ctx_other, buf, &bufsize))
 131                 errx(4, "genreq fail");
 132         buf2size = sizeof(buf2); if(!d0_blind_id_answer_private_id_request(ctx_self, buf, bufsize, buf2, &buf2size))
 133                 errx(5, "ansreq fail");
 134         if(!d0_blind_id_finish_private_id_request(ctx_other, buf2, buf2size))
 135                 errx(6, "finishreq fail");
 136
 137         bufsize = sizeof(buf); if(!d0_blind_id_write_public_id(ctx_other, buf, &bufsize))
 138                 errx(7, "writepub2 fail");
 139         if(!d0_blind_id_read_public_id(ctx_self, buf, bufsize))
 140                 errx(8, "readpub2 fail");
 141
 142         n = 0;
 143         double bench_auth = 0, bench_chall = 0, bench_resp = 0, bench_verify = 0, bench_dhkey1 = 0, bench_dhkey2 = 0;
 144         BOOL status;
 145         while(!quit)
 146         {
 147                 bench(&bench_auth);
 148                 bufsize = sizeof(buf); if(!d0_blind_id_authenticate_with_private_id_start(ctx_other, 1, 1, "hello world", 11, buf, &bufsize))
 149                         errx(9, "start fail");
 150                 bench(&bench_chall);
 151                 buf2size = sizeof(buf2); if(!d0_blind_id_authenticate_with_private_id_challenge(ctx_self, 1, 1, buf, bufsize, buf2, &buf2size, &status))
 152                         errx(10, "challenge fail");
 153                 if(!status)
 154                         errx(14, "signature prefail");
 155                 bench(&bench_resp);
 156                 bufsize = sizeof(buf); if(!d0_blind_id_authenticate_with_private_id_response(ctx_other, buf2, buf2size, buf, &bufsize))
 157                         errx(11, "response fail");
 158                 bench(&bench_verify);
 159                 buf2size = sizeof(buf2); if(!d0_blind_id_authenticate_with_private_id_verify(ctx_self, buf, bufsize, buf2, &buf2size, &status))
 160                         errx(12, "verify fail");
 161                 if(buf2size != 11 || memcmp(buf2, "hello world", 11))
 162                         errx(13, "hello fail");
 163                 if(!status)
 164                         errx(14, "signature fail");
 165                 bench(&bench_dhkey1);
 166                 bufsize = 20; if(!d0_blind_id_sessionkey_public_id(ctx_self, buf, &bufsize))
 167                         errx(15, "dhkey1 fail");
 168                 bench(&bench_dhkey2);
 169                 buf2size = 20; if(!d0_blind_id_sessionkey_public_id(ctx_other, buf2, &buf2size))
 170                         errx(16, "dhkey2 fail");
 171                 bench(&bench_stop);
 172                 if(bufsize != buf2size || memcmp(buf, buf2, bufsize))
 173                         errx(17, "dhkey match fail");
 174                 ++n;
 175                 if(n % 1024 == 0)
 176                         printf("auth=%f chall=%f resp=%f verify=%f dh1=%f dh2=%f\n", n/bench_auth, n/bench_chall, n/bench_resp, n/bench_verify, n/bench_dhkey1, n/bench_dhkey2);
 177         }
 178
 179         return 0;
 180 }