| 1 | /* -*-c-*- |
| 2 | * |
| 3 | * $Id$ |
| 4 | * |
| 5 | * Measure performance of various operations (Unix-specific) |
| 6 | * |
| 7 | * (c) 2004 Straylight/Edgeware |
| 8 | */ |
| 9 | |
| 10 | /*----- Licensing notice --------------------------------------------------* |
| 11 | * |
| 12 | * This file is part of Catacomb. |
| 13 | * |
| 14 | * Catacomb is free software; you can redistribute it and/or modify |
| 15 | * it under the terms of the GNU Library General Public License as |
| 16 | * published by the Free Software Foundation; either version 2 of the |
| 17 | * License, or (at your option) any later version. |
| 18 | * |
| 19 | * Catacomb is distributed in the hope that it will be useful, |
| 20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 22 | * GNU Library General Public License for more details. |
| 23 | * |
| 24 | * You should have received a copy of the GNU Library General Public |
| 25 | * License along with Catacomb; if not, write to the Free |
| 26 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, |
| 27 | * MA 02111-1307, USA. |
| 28 | */ |
| 29 | |
| 30 | /*----- Header files ------------------------------------------------------*/ |
| 31 | |
| 32 | #include "config.h" |
| 33 | |
| 34 | #include <errno.h> |
| 35 | #include <limits.h> |
| 36 | #include <math.h> |
| 37 | #include <stdio.h> |
| 38 | #include <string.h> |
| 39 | #include <stdlib.h> |
| 40 | #include <time.h> |
| 41 | |
| 42 | #include <sys/types.h> |
| 43 | #include <sys/time.h> |
| 44 | #include <unistd.h> |
| 45 | |
| 46 | #include <mLib/alloc.h> |
| 47 | #include <mLib/dstr.h> |
| 48 | #include <mLib/mdwopt.h> |
| 49 | #include <mLib/quis.h> |
| 50 | #include <mLib/report.h> |
| 51 | #include <mLib/sub.h> |
| 52 | #include <mLib/tv.h> |
| 53 | |
| 54 | #include "rand.h" |
| 55 | #include "mp.h" |
| 56 | #include "mprand.h" |
| 57 | #include "fibrand.h" |
| 58 | #include "rsa.h" |
| 59 | #include "mpmont.h" |
| 60 | #include "mpbarrett.h" |
| 61 | #include "dh.h" |
| 62 | #include "pgen.h" |
| 63 | #include "ec.h" |
| 64 | #include "group.h" |
| 65 | |
| 66 | #include "cc.h" |
| 67 | #include "gcipher.h" |
| 68 | #include "ghash.h" |
| 69 | #include "gmac.h" |
| 70 | #include "ectab.h" |
| 71 | #include "ptab.h" |
| 72 | |
| 73 | /*----- Options -----------------------------------------------------------*/ |
| 74 | |
| 75 | typedef struct opts { |
| 76 | const char *name; /* Pre-configured named thing */ |
| 77 | unsigned fbits; /* Field size bits */ |
| 78 | unsigned gbits; /* Group size bits */ |
| 79 | unsigned n; /* Number of factors */ |
| 80 | unsigned i; /* Number of intervals (or zero) */ |
| 81 | double t; /* Time for each interval (secs) */ |
| 82 | } opts; |
| 83 | |
| 84 | /*----- Job switch --------------------------------------------------------*/ |
| 85 | |
| 86 | /* --- Barrett exponentiation --- */ |
| 87 | |
| 88 | typedef struct bar_ctx { |
| 89 | size_t n; |
| 90 | mpbarrett b; |
| 91 | mp_expfactor *e; |
| 92 | } bar_ctx; |
| 93 | |
| 94 | static void *bar_init(opts *o) |
| 95 | { |
| 96 | bar_ctx *c = CREATE(bar_ctx); |
| 97 | gprime_param gp; |
| 98 | qd_parse qd; |
| 99 | size_t i; |
| 100 | |
| 101 | if (o->name) { |
| 102 | qd.p = o->name; |
| 103 | if (dh_parse(&qd, &gp)) |
| 104 | die(1, "bad prime group: %s", qd.e); |
| 105 | } else { |
| 106 | if (!o->fbits) o->fbits = 1024; |
| 107 | dh_gen(&gp, o->gbits, o->fbits, 0, &rand_global, pgen_evspin, 0); |
| 108 | } |
| 109 | mpbarrett_create(&c->b, gp.p); |
| 110 | if (!o->n) o->n = 1; |
| 111 | c->n = o->n; |
| 112 | c->e = xmalloc(c->n * sizeof(group_expfactor)); |
| 113 | for (i = 0; i < c->n; i++) { |
| 114 | c->e[i].base = mprand_range(MP_NEW, gp.p, &rand_global, 0); |
| 115 | c->e[i].exp = mprand_range(MP_NEW, gp.q, &rand_global, 0); |
| 116 | } |
| 117 | dh_paramfree(&gp); |
| 118 | return (c); |
| 119 | } |
| 120 | |
| 121 | static void bar_run(void *cc) |
| 122 | { |
| 123 | bar_ctx *c = cc; |
| 124 | mp *d = mpbarrett_exp(&c->b, MP_NEW, c->e[0].base, c->e[0].exp); |
| 125 | MP_DROP(d); |
| 126 | } |
| 127 | |
| 128 | static void barsim_run(void *cc) |
| 129 | { |
| 130 | bar_ctx *c = cc; |
| 131 | mp *d = mpbarrett_mexp(&c->b, MP_NEW, c->e, c->n); |
| 132 | MP_DROP(d); |
| 133 | } |
| 134 | |
| 135 | /* --- Montgomery exponentiation --- */ |
| 136 | |
| 137 | typedef struct mont_ctx { |
| 138 | size_t n; |
| 139 | mpmont m; |
| 140 | mp_expfactor *e; |
| 141 | } mont_ctx; |
| 142 | |
| 143 | static void *mont_init(opts *o) |
| 144 | { |
| 145 | mont_ctx *c = CREATE(mont_ctx); |
| 146 | gprime_param gp; |
| 147 | qd_parse qd; |
| 148 | size_t i; |
| 149 | |
| 150 | if (o->name) { |
| 151 | qd.p = o->name; |
| 152 | if (dh_parse(&qd, &gp)) |
| 153 | die(1, "bad prime group: %s", qd.e); |
| 154 | } else { |
| 155 | if (!o->fbits) o->fbits = 1024; |
| 156 | dh_gen(&gp, o->gbits, o->fbits, 0, &rand_global, pgen_evspin, 0); |
| 157 | } |
| 158 | mpmont_create(&c->m, gp.p); |
| 159 | if (!o->n) o->n = 1; |
| 160 | c->n = o->n; |
| 161 | c->e = xmalloc(c->n * sizeof(mp_expfactor)); |
| 162 | for (i = 0; i < c->n; i++) { |
| 163 | c->e[i].base = mprand_range(MP_NEW, gp.p, &rand_global, 0); |
| 164 | c->e[i].exp = mprand_range(MP_NEW, gp.q, &rand_global, 0); |
| 165 | } |
| 166 | dh_paramfree(&gp); |
| 167 | return (c); |
| 168 | } |
| 169 | |
| 170 | static void mont_run(void *cc) |
| 171 | { |
| 172 | mont_ctx *c = cc; |
| 173 | mp *d = mpmont_expr(&c->m, MP_NEW, c->e[0].base, c->e[0].exp); |
| 174 | MP_DROP(d); |
| 175 | } |
| 176 | |
| 177 | static void montsim_run(void *cc) |
| 178 | { |
| 179 | mont_ctx *c = cc; |
| 180 | mp *d = mpmont_mexpr(&c->m, MP_NEW, c->e, c->n); |
| 181 | MP_DROP(d); |
| 182 | } |
| 183 | |
| 184 | /* --- Group exponentiation --- */ |
| 185 | |
| 186 | typedef struct gr_ctx { |
| 187 | size_t n; |
| 188 | group *g; |
| 189 | group_expfactor *e; |
| 190 | } gr_ctx; |
| 191 | |
| 192 | static void *grp_init(opts *o) |
| 193 | { |
| 194 | gr_ctx *c = CREATE(gr_ctx); |
| 195 | const char *e; |
| 196 | gprime_param gp; |
| 197 | qd_parse qd; |
| 198 | size_t i; |
| 199 | |
| 200 | if (o->name) { |
| 201 | qd.p = o->name; |
| 202 | if (dh_parse(&qd, &gp)) |
| 203 | die(1, "bad prime group: %s", qd.e); |
| 204 | } else { |
| 205 | if (!o->fbits) o->fbits = 1024; |
| 206 | dh_gen(&gp, o->gbits, o->fbits, 0, &rand_global, pgen_evspin, 0); |
| 207 | } |
| 208 | c->g = group_prime(&gp); |
| 209 | if ((e = G_CHECK(c->g, &rand_global)) != 0) |
| 210 | die(1, "bad group: %s", e); |
| 211 | if (!o->n) o->n = 1; |
| 212 | c->n = o->n; |
| 213 | c->e = xmalloc(c->n * sizeof(group_expfactor)); |
| 214 | for (i = 0; i < c->n; i++) { |
| 215 | c->e[i].base = G_CREATE(c->g); |
| 216 | G_FROMINT(c->g, c->e[i].base, |
| 217 | mprand_range(MP_NEW, gp.p, &rand_global, 0)); |
| 218 | c->e[i].exp = mprand_range(MP_NEW, gp.q, &rand_global, 0); |
| 219 | } |
| 220 | dh_paramfree(&gp); |
| 221 | return (c); |
| 222 | } |
| 223 | |
| 224 | static void *grec_init(opts *o) |
| 225 | { |
| 226 | gr_ctx *c = CREATE(gr_ctx); |
| 227 | const char *e; |
| 228 | ec_info ei; |
| 229 | ec p = EC_INIT; |
| 230 | size_t i; |
| 231 | |
| 232 | if (!o->name) |
| 233 | die(1, "can't generate elliptic curves"); |
| 234 | if ((e = ec_getinfo(&ei, o->name)) != 0) |
| 235 | die(1, "bad curve: %s", e); |
| 236 | c->g = group_ec(&ei); |
| 237 | if ((e = G_CHECK(c->g, &rand_global)) != 0) |
| 238 | die(1, "bad group: %s", e); |
| 239 | if (!o->n) o->n = 1; |
| 240 | c->n = o->n; |
| 241 | c->e = xmalloc(c->n * sizeof(group_expfactor)); |
| 242 | for (i = 0; i < c->n; i++) { |
| 243 | c->e[i].base = G_CREATE(c->g); |
| 244 | ec_rand(ei.c, &p, &rand_global); |
| 245 | G_FROMEC(c->g, c->e[i].base, &p); |
| 246 | c->e[i].exp = mprand_range(MP_NEW, ei.r, &rand_global, 0); |
| 247 | } |
| 248 | EC_DESTROY(&p); |
| 249 | return (c); |
| 250 | } |
| 251 | |
| 252 | static void gr_run(void *cc) |
| 253 | { |
| 254 | gr_ctx *c = cc; |
| 255 | ge *x = G_CREATE(c->g); |
| 256 | G_EXP(c->g, x, c->e[0].base, c->e[0].exp); |
| 257 | G_DESTROY(c->g, x); |
| 258 | } |
| 259 | |
| 260 | static void grsim_run(void *cc) |
| 261 | { |
| 262 | gr_ctx *c = cc; |
| 263 | ge *x = G_CREATE(c->g); |
| 264 | G_MEXP(c->g, x, c->e, c->n); |
| 265 | G_DESTROY(c->g, x); |
| 266 | } |
| 267 | |
| 268 | /* --- RSA --- */ |
| 269 | |
| 270 | typedef struct rsapriv_ctx { |
| 271 | rsa_priv rp; |
| 272 | rsa_privctx rpc; |
| 273 | mp *m; |
| 274 | } rsapriv_ctx; |
| 275 | |
| 276 | static void *rsapriv_init(opts *o) |
| 277 | { |
| 278 | rsapriv_ctx *c = CREATE(rsapriv_ctx); |
| 279 | |
| 280 | if (!o->fbits) o->fbits = 1024; |
| 281 | rsa_gen(&c->rp, o->fbits, &rand_global, 0, pgen_evspin, 0); |
| 282 | rsa_privcreate(&c->rpc, &c->rp, 0); |
| 283 | c->m = mprand_range(MP_NEW, c->rp.n, &rand_global, 0); |
| 284 | return (c); |
| 285 | } |
| 286 | |
| 287 | static void *rsaprivblind_init(opts *o) |
| 288 | { |
| 289 | rsapriv_ctx *c = CREATE(rsapriv_ctx); |
| 290 | |
| 291 | if (!o->fbits) o->fbits = 1024; |
| 292 | rsa_gen(&c->rp, o->fbits, &rand_global, 0, pgen_evspin, 0); |
| 293 | rsa_privcreate(&c->rpc, &c->rp, fibrand_create(0)); |
| 294 | c->m = mprand_range(MP_NEW, c->rp.n, &rand_global, 0); |
| 295 | return (c); |
| 296 | } |
| 297 | |
| 298 | static void rsapriv_run(void *cc) |
| 299 | { |
| 300 | rsapriv_ctx *c = cc; |
| 301 | mp *d = rsa_privop(&c->rpc, MP_NEW, c->m); |
| 302 | MP_DROP(d); |
| 303 | } |
| 304 | |
| 305 | typedef struct rsapub_ctx { |
| 306 | rsa_pub rp; |
| 307 | rsa_pubctx rpc; |
| 308 | mp *m; |
| 309 | } rsapub_ctx; |
| 310 | |
| 311 | static void *rsapub_init(opts *o) |
| 312 | { |
| 313 | rsapub_ctx *c = CREATE(rsapub_ctx); |
| 314 | rsa_priv rp; |
| 315 | |
| 316 | if (!o->fbits) o->fbits = 1024; |
| 317 | rsa_gen(&rp, o->fbits, &rand_global, 0, pgen_evspin, 0); |
| 318 | c->rp.n = MP_COPY(rp.n); |
| 319 | c->rp.e = MP_COPY(rp.e); |
| 320 | rsa_privfree(&rp); |
| 321 | rsa_pubcreate(&c->rpc, &c->rp); |
| 322 | c->m = mprand_range(MP_NEW, c->rp.n, &rand_global, 0); |
| 323 | return (c); |
| 324 | } |
| 325 | |
| 326 | static void rsapub_run(void *cc) |
| 327 | { |
| 328 | rsapub_ctx *c = cc; |
| 329 | mp *d = rsa_pubop(&c->rpc, MP_NEW, c->m); |
| 330 | MP_DROP(d); |
| 331 | } |
| 332 | |
| 333 | /* --- Symmetric encryption --- */ |
| 334 | |
| 335 | typedef struct ksched_ctx { |
| 336 | const gccipher *c; |
| 337 | octet *k; |
| 338 | size_t ksz; |
| 339 | } ksched_ctx; |
| 340 | |
| 341 | static void *ksched_init(opts *o) |
| 342 | { |
| 343 | ksched_ctx *c = CREATE(ksched_ctx); |
| 344 | if (!o->name) |
| 345 | die(1, "must specify encryption scheme name"); |
| 346 | if ((c->c = gcipher_byname(o->name)) == 0) |
| 347 | die(1, "encryption scheme `%s' not known", o->name); |
| 348 | c->ksz = keysz(o->gbits/8, c->c->keysz); |
| 349 | c->k = xmalloc(c->ksz); |
| 350 | rand_get(RAND_GLOBAL, c->k, c->ksz); |
| 351 | return (c); |
| 352 | } |
| 353 | |
| 354 | static void ksched_run(void *cc) |
| 355 | { |
| 356 | ksched_ctx *c = cc; |
| 357 | gcipher *gc = GC_INIT(c->c, c->k, c->ksz); |
| 358 | GC_DESTROY(gc); |
| 359 | } |
| 360 | |
| 361 | typedef struct enc_ctx { |
| 362 | gcipher *c; |
| 363 | octet *m; |
| 364 | size_t sz; |
| 365 | size_t n; |
| 366 | } enc_ctx; |
| 367 | |
| 368 | static void *enc_init(opts *o) |
| 369 | { |
| 370 | enc_ctx *c = CREATE(enc_ctx); |
| 371 | const gccipher *cc; |
| 372 | size_t ksz; |
| 373 | octet *k; |
| 374 | if (!o->name) |
| 375 | die(1, "must specify encryption scheme name"); |
| 376 | if ((cc = gcipher_byname(o->name)) == 0) |
| 377 | die(1, "encryption scheme `%s' not known", o->name); |
| 378 | ksz = keysz(0, cc->keysz); |
| 379 | k = xmalloc(ksz); |
| 380 | rand_get(RAND_GLOBAL, k, ksz); |
| 381 | c->c = GC_INIT(cc, k, ksz); |
| 382 | xfree(k); |
| 383 | c->sz = o->gbits ? o->gbits : 65536; |
| 384 | c->n = o->n ? o->n : 16; |
| 385 | c->m = xmalloc(c->sz); |
| 386 | return (c); |
| 387 | } |
| 388 | |
| 389 | static void enc_run(void *cc) |
| 390 | { |
| 391 | enc_ctx *c = cc; |
| 392 | size_t i; |
| 393 | for (i = 0; i < c->n; i++) |
| 394 | GC_ENCRYPT(c->c, c->m, c->m, c->sz); |
| 395 | } |
| 396 | |
| 397 | /* --- Hashing --- */ |
| 398 | |
| 399 | typedef struct hash_ctx { |
| 400 | const gchash *h; |
| 401 | octet *m; |
| 402 | size_t sz; |
| 403 | size_t n; |
| 404 | } hash_ctx; |
| 405 | |
| 406 | static void *hash_init(opts *o) |
| 407 | { |
| 408 | hash_ctx *c = CREATE(hash_ctx); |
| 409 | if (!o->name) |
| 410 | die(1, "must specify hash function name"); |
| 411 | if ((c->h = ghash_byname(o->name)) == 0) |
| 412 | die(1, "hash function `%s' not known", o->name); |
| 413 | c->sz = o->gbits ? o->gbits : 65536; |
| 414 | c->n = o->n ? o->n : 16; |
| 415 | c->m = xmalloc(c->sz); |
| 416 | return (c); |
| 417 | } |
| 418 | |
| 419 | static void hash_run(void *cc) |
| 420 | { |
| 421 | hash_ctx *c = cc; |
| 422 | size_t i; |
| 423 | ghash *h = GH_INIT(c->h); |
| 424 | for (i = 0; i < c->n; i++) |
| 425 | GH_HASH(h, c->m, c->sz); |
| 426 | GH_DONE(h, 0); |
| 427 | GH_DESTROY(h); |
| 428 | } |
| 429 | |
| 430 | /* --- Job table --- */ |
| 431 | |
| 432 | typedef struct jobops { |
| 433 | const char *name; |
| 434 | void *(*init)(opts *); |
| 435 | void (*run)(void *); |
| 436 | } jobops; |
| 437 | |
| 438 | static const jobops jobtab[] = { |
| 439 | { "g-prime-exp", grp_init, gr_run }, |
| 440 | { "g-ec-mul", grec_init, gr_run }, |
| 441 | { "g-prime-exp-sim", grp_init, grsim_run }, |
| 442 | { "g-ec-mul-sim", grec_init, grsim_run }, |
| 443 | { "barrett-exp", bar_init, bar_run }, |
| 444 | { "barrett-exp-sim", bar_init, barsim_run }, |
| 445 | { "mont-exp", mont_init, mont_run }, |
| 446 | { "mont-exp-sim", mont_init, montsim_run }, |
| 447 | { "rsa-priv", rsapriv_init, rsapriv_run }, |
| 448 | { "rsa-priv-blind", rsaprivblind_init, rsapriv_run }, |
| 449 | { "rsa-pub", rsapub_init, rsapub_run }, |
| 450 | { "ksched", ksched_init, ksched_run }, |
| 451 | { "enc", enc_init, enc_run }, |
| 452 | { "hash", hash_init, hash_run }, |
| 453 | { 0, 0, 0 } |
| 454 | }; |
| 455 | |
| 456 | /*----- Main code ---------------------------------------------------------*/ |
| 457 | |
| 458 | void version(FILE *fp) |
| 459 | { |
| 460 | pquis(fp, "$, Catacomb " VERSION "\n"); |
| 461 | } |
| 462 | |
| 463 | static void usage(FILE *fp) |
| 464 | { |
| 465 | pquis(fp, "Usage: $ [-options] job\n"); |
| 466 | } |
| 467 | |
| 468 | static void help(FILE *fp) |
| 469 | { |
| 470 | version(fp); |
| 471 | putc('\n', fp); |
| 472 | usage(fp); |
| 473 | pquis(fp, "\n\ |
| 474 | Various performance tests.\n\ |
| 475 | \n\ |
| 476 | Options:\n\ |
| 477 | \n\ |
| 478 | -h, --help Show this help text.\n\ |
| 479 | -v, --version Show program version number.\n\ |
| 480 | -u, --usage Show terse usage message.\n\ |
| 481 | -l, --list [ITEM...] List all the various names of things.\n\ |
| 482 | \n\ |
| 483 | -C, --name=NAME Select curve/DH-group/enc/hash name.\n\ |
| 484 | -b, --field-bits Field size for g-prime and rsa.\n\ |
| 485 | -B, --group-bits Group size for g-prime; key size for ksched;\n\ |
| 486 | data size for enc and hash.\n\ |
| 487 | -n, --factors=COUNT Number of factors for {exp,mul}-sim.\n\ |
| 488 | -i, --intervals=COUNT Number of intervals to run for. [0; forever]\n\ |
| 489 | -t, --time=TIME Length of an interval in seconds. [1]\n\ |
| 490 | "); |
| 491 | } |
| 492 | |
| 493 | #define LISTS(LI) \ |
| 494 | LI("Lists", list, \ |
| 495 | listtab[i].name, listtab[i].name) \ |
| 496 | LI("Jobs", job, \ |
| 497 | jobtab[i].name, jobtab[i].name) \ |
| 498 | LI("Elliptic curves", ec, \ |
| 499 | ectab[i].name, ectab[i].name) \ |
| 500 | LI("Diffie-Hellman groups", dh, \ |
| 501 | ptab[i].name, ptab[i].name) \ |
| 502 | LI("Encryption algorithms", cipher, \ |
| 503 | gciphertab[i], gciphertab[i]->name) \ |
| 504 | LI("Hash functions", hash, \ |
| 505 | ghashtab[i], ghashtab[i]->name) |
| 506 | |
| 507 | MAKELISTTAB(listtab, LISTS) |
| 508 | |
| 509 | static unsigned uarg(const char *what, const char *p) |
| 510 | { |
| 511 | char *q; |
| 512 | unsigned long u; |
| 513 | errno = 0; |
| 514 | u = strtoul(p, &q, 0); |
| 515 | if (*q || u > UINT_MAX || q == p || errno) |
| 516 | die(1, "bad %s `%s'", what, p); |
| 517 | return (u); |
| 518 | } |
| 519 | |
| 520 | static double farg(const char *what, const char *p) |
| 521 | { |
| 522 | char *q; |
| 523 | double f; |
| 524 | errno = 0; |
| 525 | f = strtod(p, &q); |
| 526 | if (*q || q == p || errno) |
| 527 | die(1, "bad %s `%s'", what, p); |
| 528 | return (f); |
| 529 | } |
| 530 | |
| 531 | int main(int argc, char *argv[]) |
| 532 | { |
| 533 | int i; |
| 534 | opts o = { 0 }; |
| 535 | const jobops *j; |
| 536 | struct timeval tv_next, tv_now; |
| 537 | double t, ttot; |
| 538 | unsigned n; |
| 539 | unsigned long ii; |
| 540 | clock_t c_start, c_stop; |
| 541 | double itot; |
| 542 | void *p; |
| 543 | |
| 544 | ego(argv[0]); |
| 545 | o.t = 1; |
| 546 | for (;;) { |
| 547 | static const struct option opts[] = { |
| 548 | { "help", 0, 0, 'h' }, |
| 549 | { "version", 0, 0, 'v' }, |
| 550 | { "usage", 0, 0, 'u' }, |
| 551 | { "list", 0, 0, 'l' }, |
| 552 | { "name", OPTF_ARGREQ, 0, 'C' }, |
| 553 | { "field-bits", OPTF_ARGREQ, 0, 'b' }, |
| 554 | { "group-bits", OPTF_ARGREQ, 0, 'B' }, |
| 555 | { "factors", OPTF_ARGREQ, 0, 'n' }, |
| 556 | { "intervals", OPTF_ARGREQ, 0, 'i' }, |
| 557 | { "time", OPTF_ARGREQ, 0, 't' }, |
| 558 | { 0, 0, 0, 0 } |
| 559 | }; |
| 560 | |
| 561 | i = mdwopt(argc, argv, "hvulC:b:B:n:i:t:", opts, 0, 0, 0); |
| 562 | if (i < 0) break; |
| 563 | switch (i) { |
| 564 | case 'h': help(stdout); exit(0); |
| 565 | case 'v': version(stdout); exit(0); |
| 566 | case 'u': usage(stdout); exit(0); |
| 567 | case 'l': exit(displaylists(listtab, argv + optind)); |
| 568 | case 'C': o.name = optarg; break; |
| 569 | case 'b': o.fbits = uarg("field bits", optarg); break; |
| 570 | case 'B': o.gbits = uarg("subgroup bits", optarg); break; |
| 571 | case 'n': o.n = uarg("factor count", optarg); break; |
| 572 | case 'i': o.i = uarg("interval count", optarg); break; |
| 573 | case 't': o.t = farg("interval length", optarg); break; |
| 574 | default: usage(stderr); exit(1); |
| 575 | } |
| 576 | } |
| 577 | if (optind + 1 != argc) { usage(stderr); exit(1); } |
| 578 | |
| 579 | for (j = jobtab; j->name; j++) |
| 580 | if (strcmp(j->name, argv[optind]) == 0) break; |
| 581 | if (!j->name) die(1, "unknown job type `%s'", argv[optind]); |
| 582 | p = j->init(&o); |
| 583 | |
| 584 | n = 0; |
| 585 | ttot = itot = 0; |
| 586 | gettimeofday(&tv_now, 0); |
| 587 | do { |
| 588 | tv_addl(&tv_next, &tv_now, o.t, fmod(o.t * MILLION, MILLION)); |
| 589 | ii = 0; |
| 590 | c_start = clock(); |
| 591 | do { |
| 592 | j->run(p); |
| 593 | ii++; |
| 594 | gettimeofday(&tv_now, 0); |
| 595 | } while (TV_CMP(&tv_now, <, &tv_next)); |
| 596 | c_stop = clock(); |
| 597 | t = (double)(c_stop - c_start)/CLOCKS_PER_SEC; |
| 598 | itot += ii; |
| 599 | ttot += t; |
| 600 | printf("%5u: did = %5lu; /sec = %5f; avg /sec = %5f\n", |
| 601 | n, ii, ii/t, itot/ttot); |
| 602 | fflush(stdout); |
| 603 | n++; |
| 604 | } while (!o.i || n < o.i); |
| 605 | |
| 606 | return (0); |
| 607 | } |
| 608 | |
| 609 | /*----- That's all, folks -------------------------------------------------*/ |