/* -*-c-*-
*
- * $Id: rspit.c,v 1.6 2000/07/15 20:53:35 mdw Exp $
+ * $Id: rspit.c,v 1.19 2001/06/16 23:42:17 mdw Exp $
*
* Spit out random numbers
*
/*----- Revision history --------------------------------------------------*
*
* $Log: rspit.c,v $
+ * Revision 1.19 2001/06/16 23:42:17 mdw
+ * Typesetting fixes.
+ *
+ * Revision 1.18 2001/05/08 22:17:41 mdw
+ * New cipher Noekeon added.
+ *
+ * Revision 1.17 2001/05/07 17:33:19 mdw
+ * New Rijndael block sizes.
+ *
+ * Revision 1.16 2001/04/29 18:11:32 mdw
+ * New block ciphers.
+ *
+ * Revision 1.15 2001/04/19 18:26:13 mdw
+ * Use the new MAC keysize names.
+ *
+ * Revision 1.14 2001/02/21 20:03:22 mdw
+ * Added support for MD2 hash function.
+ *
+ * Revision 1.13 2000/12/06 20:33:27 mdw
+ * Make flags be macros rather than enumerations, to ensure that they're
+ * unsigned.
+ *
+ * Revision 1.12 2000/10/08 15:49:18 mdw
+ * Remove failed kludge for shutting up a warning.
+ *
+ * Revision 1.11 2000/10/08 12:10:32 mdw
+ * Make table have external linkage to bodge around deficiency in C. The
+ * problem is that @static gen generators[];@ is considered to be a
+ * `tentative definition', and therefore mustn't have incomplete type,
+ * which it obviously has.
+ *
+ * Revision 1.10 2000/08/11 21:34:59 mdw
+ * New restartable interface to Maurer testing.
+ *
+ * Revision 1.9 2000/08/04 23:24:15 mdw
+ * Add a timer and a discard option.
+ *
+ * Revision 1.8 2000/07/29 22:05:47 mdw
+ * Fix error in help message about Maurer test syntax.
+ *
+ * Revision 1.7 2000/07/18 23:01:26 mdw
+ * Improve progress indications, and allow user to choose chunk sizes for
+ * Maurer's test.
+ *
* Revision 1.6 2000/07/15 20:53:35 mdw
* Add a load of new ciphers and hashes.
*
#include "des3-ofb.h"
#include "rc2-ofb.h"
#include "rc5-ofb.h"
+#include "mars-ofb.h"
#include "skipjack-ofb.h"
#include "tea-ofb.h"
#include "xtea-ofb.h"
#include "idea-ofb.h"
#include "cast128-ofb.h"
#include "cast256-ofb.h"
+#include "noekeon-ofb.h"
#include "rijndael-ofb.h"
+#include "rijndael192-ofb.h"
+#include "rijndael256-ofb.h"
+#include "safer-ofb.h"
+#include "safersk-ofb.h"
#include "square-ofb.h"
#include "serpent-ofb.h"
#include "des3-counter.h"
#include "rc2-counter.h"
#include "rc5-counter.h"
+#include "mars-counter.h"
#include "skipjack-counter.h"
#include "tea-counter.h"
#include "xtea-counter.h"
#include "idea-counter.h"
#include "cast128-counter.h"
#include "cast256-counter.h"
+#include "noekeon-counter.h"
#include "rijndael-counter.h"
+#include "rijndael192-counter.h"
+#include "rijndael256-counter.h"
+#include "safer-counter.h"
+#include "safersk-counter.h"
#include "square-counter.h"
#include "serpent-counter.h"
+#include "md2-mgf.h"
#include "md4-mgf.h"
#include "md5-mgf.h"
#include "sha-mgf.h"
const char *help;
} gen;
-static gen generators[];
+extern gen generators[];
#define CIPHERS \
E(DES, des) \
E(DES3, des3) \
E(RC2, rc2) \
E(RC5, rc5) \
+ E(MARS, mars) \
E(SKIPJACK, skipjack) \
E(TEA, tea) \
E(XTEA, xtea) \
E(CAST128, cast128) \
E(CAST256, cast256) \
E(SQUARE, square) \
+ E(SAFER, safer) \
+ E(SAFERSK, safersk) \
+ E(NOEKEON, noekeon) \
E(RIJNDAEL, rijndael) \
+ E(RIJNDAEL192, rijndael192) \
+ E(RIJNDAEL256, rijndael256) \
E(SERPENT, serpent)
#define HASHES \
+ E(MD2, md2) \
E(MD4, md4) \
E(MD5, md5) \
E(SHA, sha) \
static FILE *outfp;
static size_t outsz = 0;
+static unsigned maurer_lo = 5, maurer_hi = 8;
static int argc;
static char **argv;
static unsigned flags = 0;
-enum {
- f_progress = 1,
- f_file = 2,
- f_fips = 4,
- f_maurer = 8
-};
+#define f_progress 1u
+#define f_file 2u
+#define f_fips 4u
+#define f_maurer 8u
+#define f_timer 16u
+#define f_discard 32u
/*----- Help options ------------------------------------------------------*/
-l, --list Show a list of the supported generators, with\n\
their options.\n\
-f, --fipstest Run the FIPS 140-1 randomness test.\n\
--m, --maurer Run Maurer's universal statistical test.\n\
+-m, --maurer[=LO-HI] Run Maurer's universal statistical test.\n\
-o, --output FILE Write output to FILE, not stdout.\n\
-z, --size SIZE Emit SIZE bytes, not an unlimited number.\n\
-p, --progress Show a little progress meter (on stderr).\n\
+-T, --timer Keep track of the CPU time used by the generator.\n\
+-d, --discard Discard the generated output.\n\
\n\
(A SIZE may be followed by `g' for gigabytes, `m' for megabytes, or\n\
`k' for kilobytes. If unqualified, an amount in bytes is assumed.)\n\
{ "list", 0, 0, 'l' },
{ "fipstest", 0, 0, 'f' },
- { "maurer", 0, 0, 'm' },
+ { "maurer", OPTF_ARGOPT, 0, 'm' },
{ "output", OPTF_ARGREQ, 0, 'o' },
{ "size", OPTF_ARGREQ, 0, 'z' },
{ "progress", 0, 0, 'p' },
+ { "timer", 0, 0, 'T' },
+ { "discard", 0, 0, 'd' },
/* --- End of main table --- */
{ 0, 0, 0, 0 }
};
-static const char *sopts = "hvu lfmo:z:p";
+static const char *sopts = "hvu lfm::o:z:pTd";
#ifndef OPTION_V
DA_DECL(option_v, struct option);
break;
case 'm':
flags |= f_maurer;
+ if (optarg) {
+ char *p;
+ unsigned long lo, hi;
+ lo = strtoul(optarg, &p, 0);
+ if (*p == '-' || *p == ',')
+ hi = strtoul(p + 1, &p, 0);
+ else
+ hi = lo;
+ if (*p != 0 || hi < lo || lo == 0)
+ die(EXIT_FAILURE, "bad bit range `%s'", optarg);
+ maurer_lo = lo;
+ maurer_hi = hi;
+ }
break;
case 'o':
if (flags & f_file)
case 'p':
flags |= f_progress;
break;
+ case 'T':
+ flags |= f_timer;
+ break;
+ case 'd':
+ flags |= f_discard;
+ break;
default:
return (i);
}
*/
const char *mt =
- "120511284390135742513572142094334711443073194119732569353820828435640527418092392240366088035509890969913081816369160298961490135716255689660470370755013177656905237112577648090277537209936078171554274553448103698084782669252936352843649980105109850503830397166360721262431179505917248447259735253684659338653";
+ "12051128439013574251357214209433471144307319411973256935382082"
+ "84356405274180923922403660880355098909699130818163691602989614"
+ "90135716255689660470370755013177656905237112577648090277537209"
+ "93607817155427455344810369808478266925293635284364998010510985"
+ "0503830397166360721262431179505917248447259735253684659338653";
/* --- Other things --- */
switch (o) {
case 'k':
DRESET(&d);
- textkey(&d, optarg, rmd160_mackeysz);
+ textkey(&d, optarg, rmd160_hmackeysz);
r->ops->misc(r, RAND_KEY, d.buf, d.len);
break;
case 't':
break;
case 'H':
DRESET(&d);
- hexkey(&d, optarg, rmd160_mackeysz);
+ hexkey(&d, optarg, rmd160_hmackeysz);
r->ops->misc(r, GRAND_SEEDBLOCK, d.buf, d.len);
break;
}
/*----- Generators table --------------------------------------------------*/
-static gen generators[] = {
+gen generators[] = {
{ "fibonacci", gen_fib, 0,
"[-s SEED]" },
{ "lc", gen_lc, 0,
{ #pre "-counter", gen_counter, CIPHER_##PRE, \
"[-k KEY-PHRASE] [-H HEX-KEY] [-i HEX-IV]" },
CIPHERS
-#undef E(PRE, pre)
+#undef E
#define E(PRE, pre) \
{ #pre "-mgf", gen_mgf, HASH_##PRE, \
"[-k KEY-PHRASE] [-H HEX-KEY] [-i INDEX]" },
HASHES
-#undef E(PRE, pre)
+#undef E
{ "rc4", gen_rc4, 0,
"[-k KEY-PHRASE] [-H HEX-KEY]" },
{ "seal", gen_seal, 0,
static gen optsg = { "options", gen_opts, 0,
"This message shouldn't be printed." };
-/*----- Main code ---------------------------------------------------------*/
+/*----- Random number generation ------------------------------------------*/
-int main(int ac, char *av[])
+static int genfile(const void *buf, size_t sz, void *p)
{
- gen *g = &optsg;
- grand *r;
+ FILE *fp = p;
+ if (fwrite(buf, 1, sz, fp) != sz)
+ die(EXIT_FAILURE, "error writing to file: %s", strerror(errno));
+ return (0);
+}
+
+static int genbuf(const void *buf, size_t sz, void *p)
+{
+ octet **pp = p;
+ memcpy(*pp, buf, sz);
+ *pp += sz;
+ return (0);
+}
+
+typedef struct genmaurer_ctx {
+ size_t n;
+ maurer_ctx *m;
+} genmaurer_ctx;
+
+static int genmaurer(const void *buf, size_t sz, void *p)
+{
+ genmaurer_ctx *g = p;
+ size_t i;
+
+ for (i = 0; i < g->n; i++)
+ maurer_test(&g->m[i], buf, sz);
+ return (0);
+}
+
+static int generate(grand *r, size_t outsz,
+ int (*func)(const void *buf, size_t sz, void *p),
+ void *p)
+{
+ static char kmg[] = { ' ', 'k', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y', 0 };
+
unsigned percent = 0;
size_t kb = 0;
time_t last;
static char baton[] = "-\\|/";
char *bp;
+ int rc;
+ clock_t clk = 0;
+
+ /* --- Spit out random data --- */
+
+ last = time(0);
+ bp = baton;
+ if (flags & f_progress) {
+ char *errbuf = xmalloc(BUFSIZ);
+ setvbuf(stderr, errbuf, _IOLBF, BUFSIZ);
+ if (outsz)
+ fprintf(stderr, "[%*s] 0%% 0\r[/\b", 50, "");
+ else
+ fputs("[ ] 0\r[/\b", stderr);
+ fflush(stderr);
+ }
+
+#ifdef SIGPIPE
+ signal(SIGPIPE, SIG_IGN);
+#endif
+
+ do {
+ octet buf[BUFSIZ];
+ size_t sz = sizeof(buf);
+ clock_t c_start, c_stop;
+
+ /* --- Emit a bufferful (or less) of data --- */
+
+ if (outsz) {
+ if (sz > outsz - kb)
+ sz = outsz - kb;
+ }
+ c_start = clock();
+ r->ops->fill(r, buf, sz);
+ c_stop = clock();
+ clk += c_stop - c_start;
+ if (func && (rc = func(buf, sz, p)) != 0)
+ return (rc);
+ kb += sz;
+
+ /* --- Update the display --- */
+
+ if (flags & f_progress) {
+ time_t t = time(0);
+ unsigned up = 0;
+
+ if (percent > 100)
+ up = 1;
+
+ if (!outsz) {
+ if (difftime(t, last) > 1.0) {
+ up = 1;
+ }
+ if (up)
+ fputs(" ] ", stderr);
+ } else {
+ unsigned pc = kb * 100.0 / outsz;
+ if (pc > percent || percent > 100 || difftime(t, last) > 1.0) {
+ if (percent > 100)
+ percent = 0;
+ percent &= ~1;
+ for (; percent < (pc & ~1); percent += 2)
+ putc('.', stderr);
+ percent = pc;
+ for (; pc < 100; pc += 2)
+ putc(' ', stderr);
+ fprintf(stderr, "] %3i%% ", percent);
+ up = 1;
+ }
+ }
+
+ if (up) {
+ size_t q = kb;
+ char *kk = kmg;
+ while (q > 8192 && kk[1]) {
+ q >>= 10;
+ kk++;
+ }
+ fprintf(stderr, "%4i%c\r[", q, *kk);
+ if (outsz) {
+ unsigned pc;
+ for (pc = 0; pc < (percent & ~1); pc += 2)
+ putc('.', stderr);
+ }
+ last = t;
+ }
+
+ if (percent > 100)
+ percent = 0;
+
+ if (percent < 100) {
+ putc(*bp++, stderr);
+ putc('\b', stderr);
+ if (!*bp)
+ bp = baton;
+ }
+ fflush(stderr);
+ }
+
+ /* --- Terminate the loop --- */
+
+ } while (!outsz || kb < outsz);
+
+ if (flags & f_progress)
+ fputc('\n', stderr);
+ if (flags & f_timer) {
+ fprintf(stderr, "generated %lu bytes ", (unsigned long)outsz);
+ if (!clk)
+ fputs("too quickly to measure\n", stderr);
+ else {
+ char *kk;
+ double sec = (double)clk/CLOCKS_PER_SEC;
+ double bps = (outsz << 3)/sec;
+ for (kk = kmg; bps > 1024 && kk[1]; kk++, bps /= 1024)
+ ;
+ fprintf(stderr, "in %g secs (%g %cb/s)\n", sec, bps, *kk);
+ }
+ }
+ return (0);
+}
+
+/*----- Main code ---------------------------------------------------------*/
+
+int main(int ac, char *av[])
+{
+ gen *g = &optsg;
+ grand *r;
/* --- Initialize mLib --- */
if (flags & f_fips) {
octet buf[FIPSTEST_BUFSZ];
unsigned rc;
+ octet *p = buf;
- r->ops->fill(r, buf, sizeof(buf));
+ generate(r, sizeof(buf), genbuf, &p);
rc = fipstest(buf);
if (rc & FIPSTEST_MONOBIT)
moan("failed monobit test");
if (rc & FIPSTEST_LONGRUNS)
moan("failed long runs test");
if (!rc && (flags & f_progress))
- puts("test passed");
+ fputs("test passed\n", stderr);
return (rc ? EXIT_FAILURE : 0);
}
/* --- Do Maurer's test --- */
if (flags & f_maurer) {
- octet buf[250 * 1024];
+ size_t bufsz;
unsigned i;
unsigned rc = 0;
- unsigned f = 0, jj = 0;
- double maxz = 0;
+ genmaurer_ctx g;
static struct { double x; const char *sig; } sigtab[] = {
{ 3.2905, "1e-3" },
{ 0 , 0 }
};
- r->ops->fill(r, buf, sizeof(buf));
- for (i = 5; i < 8; i++) {
- double z = maurer(buf, sizeof(buf), i + 1);
+ g.n = maurer_hi - maurer_lo + 1;
+ g.m = xmalloc(g.n * sizeof(maurer_ctx));
+ for (i = 0; i < g.n; i++)
+ maurer_init(&g.m[i], i + maurer_lo);
+ bufsz = (100 * maurer_hi) << maurer_hi;
+
+ generate(r, bufsz, genmaurer, &g);
+
+ for (i = maurer_lo; i <= maurer_hi; i++) {
+ double z = maurer_done(&g.m[i - maurer_lo]);
double zz = fabs(z);
unsigned j;
for (j = 0; sigtab[j].sig; j++) {
if (zz > sigtab[j].x) {
- if (zz > fabs(maxz)) {
- maxz = z;
- f = i + 1;
- jj = j;
- }
rc = EXIT_FAILURE;
moan("failed, bits = %u, sig = %s, Z_u = %g",
- i + 1, sigtab[j].sig, z);
+ i, sigtab[j].sig, z);
break;
}
}
if (flags & f_progress)
- printf("bits = %u, Z_u = %g\n", i + 1, z);
+ fprintf(stderr, "bits = %u, Z_u = %g\n", i, z);
}
+ xfree(g.m);
return (rc);
}
- /* --- Make sure we don't write to the terminal --- */
+ /* --- Discard --- */
+
+ if (flags & f_discard) {
+ generate(r, outsz, 0, 0);
+ return (0);
+ }
+
+ /* --- Write to a file --- */
#ifndef PORTABLE
if (!(flags & f_file) && isatty(STDOUT_FILENO))
die(EXIT_FAILURE, "writing output to a terminal is a bad idea");
#endif
- /* --- Spit out random data --- */
-
- last = time(0);
- bp = baton;
- if (flags & f_progress) {
- char *errbuf = xmalloc(BUFSIZ);
- setvbuf(stderr, errbuf, _IOLBF, BUFSIZ);
- if (outsz)
- fprintf(stderr, "[%*s] 0%% 0\r[/\b", 50, "");
- else
- fputs("[ ] 0\r[/\b", stderr);
- fflush(stderr);
- }
-
-#ifdef SIGPIPE
- signal(SIGPIPE, SIG_IGN);
-#endif
-
- for (;;) {
- octet buf[BUFSIZ];
- size_t sz = sizeof(buf);
-
- /* --- Emit a bufferful (or less) of data --- */
-
- if (outsz) {
- if (sz > outsz - kb)
- sz = outsz - kb;
- }
- r->ops->fill(r, buf, sz);
- if (fwrite(buf, 1, sz, outfp) != sz) {
- if (flags & f_progress)
- fputc('\n', stderr);
- die(EXIT_FAILURE, "error writing data: %s", strerror(errno));
- }
- kb += sz;
-
- /* --- Update the display --- */
-
- if (flags & f_progress) {
- time_t t = time(0);
- unsigned up = 0;
-
- if (percent > 100)
- up = 1;
-
- if (!outsz) {
- if (difftime(t, last) > 1.0) {
- up = 1;
- }
- if (up)
- fputs(" ] ", stderr);
- } else {
- unsigned pc = kb * 100.0 / outsz;
- if (pc > percent || percent > 100 || difftime(t, last) > 1.0) {
- if (percent > 100)
- percent = 0;
- percent &= ~1;
- for (; percent < (pc & ~1); percent += 2)
- putc('.', stderr);
- percent = pc;
- for (; pc < 100; pc += 2)
- putc(' ', stderr);
- fprintf(stderr, "] %3i%% ", percent);
- up = 1;
- }
- }
-
- if (up) {
- size_t q = kb;
- char *suff = " KMG";
- while (q > 8192 && suff[1]) {
- q >>= 10;
- suff++;
- }
- fprintf(stderr, "%4i%c\r[", q, *suff);
- if (outsz) {
- unsigned pc;
- for (pc = 0; pc < (percent & ~1); pc += 2)
- putc('.', stderr);
- }
- last = t;
- }
-
- if (percent > 100)
- percent = 0;
-
- if (percent < 100) {
- putc(*bp++, stderr);
- putc('\b', stderr);
- if (!*bp)
- bp = baton;
- }
- fflush(stderr);
- }
-
- /* --- Terminate the loop --- */
-
- if (outsz && kb >= outsz)
- break;
- }
+ generate(r, outsz, genfile, outfp);
/* --- Done --- */
r->ops->destroy(r);
- if (flags & f_progress)
- fputc('\n', stderr);
return (0);
}