Correct PPTP server firewall rules chain.
[tomato/davidwu.git] / release / src / router / openssl / crypto / bn / expspeed.c
blob4d5f221f33ad0f63e017979930cca06e39181ca6
1 /* unused */
3 /* crypto/bn/expspeed.c */
4 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * All rights reserved.
7 * This package is an SSL implementation written
8 * by Eric Young (eay@cryptsoft.com).
9 * The implementation was written so as to conform with Netscapes SSL.
11 * This library is free for commercial and non-commercial use as long as
12 * the following conditions are aheared to. The following conditions
13 * apply to all code found in this distribution, be it the RC4, RSA,
14 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
15 * included with this distribution is covered by the same copyright terms
16 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
18 * Copyright remains Eric Young's, and as such any Copyright notices in
19 * the code are not to be removed.
20 * If this package is used in a product, Eric Young should be given attribution
21 * as the author of the parts of the library used.
22 * This can be in the form of a textual message at program startup or
23 * in documentation (online or textual) provided with the package.
25 * Redistribution and use in source and binary forms, with or without
26 * modification, are permitted provided that the following conditions
27 * are met:
28 * 1. Redistributions of source code must retain the copyright
29 * notice, this list of conditions and the following disclaimer.
30 * 2. Redistributions in binary form must reproduce the above copyright
31 * notice, this list of conditions and the following disclaimer in the
32 * documentation and/or other materials provided with the distribution.
33 * 3. All advertising materials mentioning features or use of this software
34 * must display the following acknowledgement:
35 * "This product includes cryptographic software written by
36 * Eric Young (eay@cryptsoft.com)"
37 * The word 'cryptographic' can be left out if the rouines from the library
38 * being used are not cryptographic related :-).
39 * 4. If you include any Windows specific code (or a derivative thereof) from
40 * the apps directory (application code) you must include an acknowledgement:
41 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
43 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
44 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
45 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
46 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
47 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
48 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
49 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
50 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
51 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
52 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * SUCH DAMAGE.
55 * The licence and distribution terms for any publically available version or
56 * derivative of this code cannot be changed. i.e. this code cannot simply be
57 * copied and put under another distribution licence
58 * [including the GNU Public Licence.]
61 /* most of this code has been pilfered from my libdes speed.c program */
63 #define BASENUM 5000
64 #define NUM_START 0
67 /* determine timings for modexp, modmul, modsqr, gcd, Kronecker symbol,
68 * modular inverse, or modular square roots */
69 #define TEST_EXP
70 #undef TEST_MUL
71 #undef TEST_SQR
72 #undef TEST_GCD
73 #undef TEST_KRON
74 #undef TEST_INV
75 #undef TEST_SQRT
76 #define P_MOD_64 9 /* least significant 6 bits for prime to be used for BN_sqrt timings */
78 #if defined(TEST_EXP) + defined(TEST_MUL) + defined(TEST_SQR) + defined(TEST_GCD) + defined(TEST_KRON) + defined(TEST_INV) +defined(TEST_SQRT) != 1
79 # error "choose one test"
80 #endif
82 #if defined(TEST_INV) || defined(TEST_SQRT)
83 # define C_PRIME
84 static void genprime_cb(int p, int n, void *arg);
85 #endif
89 #undef PROG
90 #define PROG bnspeed_main
92 #include <stdio.h>
93 #include <stdlib.h>
94 #include <signal.h>
95 #include <string.h>
96 #include <openssl/crypto.h>
97 #include <openssl/err.h>
98 #include <openssl/rand.h>
100 #if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) && !defined(OPENSSL_SYS_MACOSX)
101 #define TIMES
102 #endif
104 #ifndef _IRIX
105 #include <time.h>
106 #endif
107 #ifdef TIMES
108 #include <sys/types.h>
109 #include <sys/times.h>
110 #endif
112 /* Depending on the VMS version, the tms structure is perhaps defined.
113 The __TMS macro will show if it was. If it wasn't defined, we should
114 undefine TIMES, since that tells the rest of the program how things
115 should be handled. -- Richard Levitte */
116 #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS)
117 #undef TIMES
118 #endif
120 #ifndef TIMES
121 #include <sys/timeb.h>
122 #endif
124 #if defined(sun) || defined(__ultrix)
125 #define _POSIX_SOURCE
126 #include <limits.h>
127 #include <sys/param.h>
128 #endif
130 #include <openssl/bn.h>
131 #include <openssl/x509.h>
133 /* The following if from times(3) man page. It may need to be changed */
134 #ifndef HZ
135 # ifndef CLK_TCK
136 # ifndef _BSD_CLK_TCK_ /* FreeBSD hack */
137 # define HZ 100.0
138 # else /* _BSD_CLK_TCK_ */
139 # define HZ ((double)_BSD_CLK_TCK_)
140 # endif
141 # else /* CLK_TCK */
142 # define HZ ((double)CLK_TCK)
143 # endif
144 #endif
146 #undef BUFSIZE
147 #define BUFSIZE ((long)1024*8)
148 int run=0;
150 static double Time_F(int s);
151 #define START 0
152 #define STOP 1
154 static double Time_F(int s)
156 double ret;
157 #ifdef TIMES
158 static struct tms tstart,tend;
160 if (s == START)
162 times(&tstart);
163 return(0);
165 else
167 times(&tend);
168 ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ;
169 return((ret < 1e-3)?1e-3:ret);
171 #else /* !times() */
172 static struct timeb tstart,tend;
173 long i;
175 if (s == START)
177 ftime(&tstart);
178 return(0);
180 else
182 ftime(&tend);
183 i=(long)tend.millitm-(long)tstart.millitm;
184 ret=((double)(tend.time-tstart.time))+((double)i)/1000.0;
185 return((ret < 0.001)?0.001:ret);
187 #endif
190 #define NUM_SIZES 7
191 #if NUM_START > NUM_SIZES
192 # error "NUM_START > NUM_SIZES"
193 #endif
194 static int sizes[NUM_SIZES]={128,256,512,1024,2048,4096,8192};
195 static int mul_c[NUM_SIZES]={8*8*8*8*8*8,8*8*8*8*8,8*8*8*8,8*8*8,8*8,8,1};
196 /*static int sizes[NUM_SIZES]={59,179,299,419,539}; */
198 #define RAND_SEED(string) { const char str[] = string; RAND_seed(string, sizeof str); }
200 void do_mul_exp(BIGNUM *r,BIGNUM *a,BIGNUM *b,BIGNUM *c,BN_CTX *ctx);
202 int main(int argc, char **argv)
204 BN_CTX *ctx;
205 BIGNUM *a,*b,*c,*r;
207 #if 1
208 if (!CRYPTO_set_mem_debug_functions(0,0,0,0,0))
209 abort();
210 #endif
212 ctx=BN_CTX_new();
213 a=BN_new();
214 b=BN_new();
215 c=BN_new();
216 r=BN_new();
218 while (!RAND_status())
219 /* not enough bits */
220 RAND_SEED("I demand a manual recount!");
222 do_mul_exp(r,a,b,c,ctx);
223 return 0;
226 void do_mul_exp(BIGNUM *r, BIGNUM *a, BIGNUM *b, BIGNUM *c, BN_CTX *ctx)
228 int i,k;
229 double tm;
230 long num;
232 num=BASENUM;
233 for (i=NUM_START; i<NUM_SIZES; i++)
235 #ifdef C_PRIME
236 # ifdef TEST_SQRT
237 if (!BN_set_word(a, 64)) goto err;
238 if (!BN_set_word(b, P_MOD_64)) goto err;
239 # define ADD a
240 # define REM b
241 # else
242 # define ADD NULL
243 # define REM NULL
244 # endif
245 if (!BN_generate_prime(c,sizes[i],0,ADD,REM,genprime_cb,NULL)) goto err;
246 putc('\n', stderr);
247 fflush(stderr);
248 #endif
250 for (k=0; k<num; k++)
252 if (k%50 == 0) /* Average over num/50 different choices of random numbers. */
254 if (!BN_pseudo_rand(a,sizes[i],1,0)) goto err;
256 if (!BN_pseudo_rand(b,sizes[i],1,0)) goto err;
258 #ifndef C_PRIME
259 if (!BN_pseudo_rand(c,sizes[i],1,1)) goto err;
260 #endif
262 #ifdef TEST_SQRT
263 if (!BN_mod_sqr(a,a,c,ctx)) goto err;
264 if (!BN_mod_sqr(b,b,c,ctx)) goto err;
265 #else
266 if (!BN_nnmod(a,a,c,ctx)) goto err;
267 if (!BN_nnmod(b,b,c,ctx)) goto err;
268 #endif
270 if (k == 0)
271 Time_F(START);
274 #if defined(TEST_EXP)
275 if (!BN_mod_exp(r,a,b,c,ctx)) goto err;
276 #elif defined(TEST_MUL)
278 int i = 0;
279 for (i = 0; i < 50; i++)
280 if (!BN_mod_mul(r,a,b,c,ctx)) goto err;
282 #elif defined(TEST_SQR)
284 int i = 0;
285 for (i = 0; i < 50; i++)
287 if (!BN_mod_sqr(r,a,c,ctx)) goto err;
288 if (!BN_mod_sqr(r,b,c,ctx)) goto err;
291 #elif defined(TEST_GCD)
292 if (!BN_gcd(r,a,b,ctx)) goto err;
293 if (!BN_gcd(r,b,c,ctx)) goto err;
294 if (!BN_gcd(r,c,a,ctx)) goto err;
295 #elif defined(TEST_KRON)
296 if (-2 == BN_kronecker(a,b,ctx)) goto err;
297 if (-2 == BN_kronecker(b,c,ctx)) goto err;
298 if (-2 == BN_kronecker(c,a,ctx)) goto err;
299 #elif defined(TEST_INV)
300 if (!BN_mod_inverse(r,a,c,ctx)) goto err;
301 if (!BN_mod_inverse(r,b,c,ctx)) goto err;
302 #else /* TEST_SQRT */
303 if (!BN_mod_sqrt(r,a,c,ctx)) goto err;
304 if (!BN_mod_sqrt(r,b,c,ctx)) goto err;
305 #endif
307 tm=Time_F(STOP);
308 printf(
309 #if defined(TEST_EXP)
310 "modexp %4d ^ %4d %% %4d"
311 #elif defined(TEST_MUL)
312 "50*modmul %4d %4d %4d"
313 #elif defined(TEST_SQR)
314 "100*modsqr %4d %4d %4d"
315 #elif defined(TEST_GCD)
316 "3*gcd %4d %4d %4d"
317 #elif defined(TEST_KRON)
318 "3*kronecker %4d %4d %4d"
319 #elif defined(TEST_INV)
320 "2*inv %4d %4d mod %4d"
321 #else /* TEST_SQRT */
322 "2*sqrt [prime == %d (mod 64)] %4d %4d mod %4d"
323 #endif
324 " -> %8.6fms %5.1f (%ld)\n",
325 #ifdef TEST_SQRT
326 P_MOD_64,
327 #endif
328 sizes[i],sizes[i],sizes[i],tm*1000.0/num,tm*mul_c[i]/num, num);
329 num/=7;
330 if (num <= 0) num=1;
332 return;
334 err:
335 ERR_print_errors_fp(stderr);
339 #ifdef C_PRIME
340 static void genprime_cb(int p, int n, void *arg)
342 char c='*';
344 if (p == 0) c='.';
345 if (p == 1) c='+';
346 if (p == 2) c='*';
347 if (p == 3) c='\n';
348 putc(c, stderr);
349 fflush(stderr);
350 (void)n;
351 (void)arg;
353 #endif