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-rw-r--r--libtommath/demo/demo.c986
1 files changed, 0 insertions, 986 deletions
diff --git a/libtommath/demo/demo.c b/libtommath/demo/demo.c
deleted file mode 100644
index b46b7f8..0000000
--- a/libtommath/demo/demo.c
+++ /dev/null
@@ -1,986 +0,0 @@
-#include <string.h>
-#include <time.h>
-
-#ifdef IOWNANATHLON
-#include <unistd.h>
-#define SLEEP sleep(4)
-#else
-#define SLEEP
-#endif
-
-/*
- * Configuration
- */
-#ifndef LTM_DEMO_TEST_VS_MTEST
-#define LTM_DEMO_TEST_VS_MTEST 1
-#endif
-
-#ifndef LTM_DEMO_TEST_REDUCE_2K_L
-/* This test takes a moment so we disable it by default, but it can be:
- * 0 to disable testing
- * 1 to make the test with P = 2^1024 - 0x2A434 B9FDEC95 D8F9D550 FFFFFFFF FFFFFFFF
- * 2 to make the test with P = 2^2048 - 0x1 00000000 00000000 00000000 00000000 4945DDBF 8EA2A91D 5776399B B83E188F
- */
-#define LTM_DEMO_TEST_REDUCE_2K_L 0
-#endif
-
-#ifdef LTM_DEMO_REAL_RAND
-#define LTM_DEMO_RAND_SEED time(NULL)
-#else
-#define LTM_DEMO_RAND_SEED 23
-#endif
-
-#include "tommath.h"
-
-void ndraw(mp_int * a, char *name)
-{
- char buf[16000];
-
- printf("%s: ", name);
- mp_toradix(a, buf, 10);
- printf("%s\n", buf);
- mp_toradix(a, buf, 16);
- printf("0x%s\n", buf);
-}
-
-#if LTM_DEMO_TEST_VS_MTEST
-static void draw(mp_int * a)
-{
- ndraw(a, "");
-}
-#endif
-
-
-unsigned long lfsr = 0xAAAAAAAAUL;
-
-int lbit(void)
-{
- if (lfsr & 0x80000000UL) {
- lfsr = ((lfsr << 1) ^ 0x8000001BUL) & 0xFFFFFFFFUL;
- return 1;
- } else {
- lfsr <<= 1;
- return 0;
- }
-}
-
-#if defined(LTM_DEMO_REAL_RAND) && !defined(_WIN32)
-static FILE* fd_urandom;
-#endif
-int myrng(unsigned char *dst, int len, void *dat)
-{
- int x;
- (void)dat;
-#if defined(LTM_DEMO_REAL_RAND)
- if (!fd_urandom) {
-#if !defined(_WIN32)
- fprintf(stderr, "\nno /dev/urandom\n");
-#endif
- }
- else {
- return fread(dst, 1, len, fd_urandom);
- }
-#endif
- for (x = 0; x < len; ) {
- unsigned int r = (unsigned int)rand();
- do {
- dst[x++] = r & 0xFF;
- r >>= 8;
- } while((r != 0) && (x < len));
- }
- return len;
-}
-
-#if LTM_DEMO_TEST_VS_MTEST != 0
-static void _panic(int l)
-{
- fprintf(stderr, "\n%d: fgets failed\n", l);
- exit(EXIT_FAILURE);
-}
-#endif
-
-mp_int a, b, c, d, e, f;
-
-static void _cleanup(void)
-{
- mp_clear_multi(&a, &b, &c, &d, &e, &f, NULL);
- printf("\n");
-
-#ifdef LTM_DEMO_REAL_RAND
- if(fd_urandom)
- fclose(fd_urandom);
-#endif
-}
-struct mp_sqrtmod_prime_st {
- unsigned long p;
- unsigned long n;
- mp_digit r;
-};
-struct mp_sqrtmod_prime_st sqrtmod_prime[] = {
- { 5, 14, 3 },
- { 7, 9, 4 },
- { 113, 2, 62 }
-};
-struct mp_jacobi_st {
- unsigned long n;
- int c[16];
-};
-struct mp_jacobi_st jacobi[] = {
- { 3, { 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 1 } },
- { 5, { 0, 1, -1, -1, 1, 0, 1, -1, -1, 1, 0, 1, -1, -1, 1, 0 } },
- { 7, { 1, -1, 1, -1, -1, 0, 1, 1, -1, 1, -1, -1, 0, 1, 1, -1 } },
- { 9, { -1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1, 1, 0, 1 } },
-};
-
-char cmd[4096], buf[4096];
-int main(void)
-{
- unsigned rr;
- int cnt, ix;
-#if LTM_DEMO_TEST_VS_MTEST
- unsigned long expt_n, add_n, sub_n, mul_n, div_n, sqr_n, mul2d_n, div2d_n,
- gcd_n, lcm_n, inv_n, div2_n, mul2_n, add_d_n, sub_d_n;
- char* ret;
-#else
- unsigned long s, t;
- unsigned long long q, r;
- mp_digit mp;
- int i, n, err, should;
-#endif
-
- if (mp_init_multi(&a, &b, &c, &d, &e, &f, NULL)!= MP_OKAY)
- return EXIT_FAILURE;
-
- atexit(_cleanup);
-
-#if defined(LTM_DEMO_REAL_RAND)
- if (!fd_urandom) {
- fd_urandom = fopen("/dev/urandom", "r");
- if (!fd_urandom) {
-#if !defined(_WIN32)
- fprintf(stderr, "\ncould not open /dev/urandom\n");
-#endif
- }
- }
-#endif
- srand(LTM_DEMO_RAND_SEED);
-
-#ifdef MP_8BIT
- printf("Digit size 8 Bit \n");
-#endif
-#ifdef MP_16BIT
- printf("Digit size 16 Bit \n");
-#endif
-#ifdef MP_32BIT
- printf("Digit size 32 Bit \n");
-#endif
-#ifdef MP_64BIT
- printf("Digit size 64 Bit \n");
-#endif
- printf("Size of mp_digit: %u\n", (unsigned int)sizeof(mp_digit));
- printf("Size of mp_word: %u\n", (unsigned int)sizeof(mp_word));
- printf("DIGIT_BIT: %d\n", DIGIT_BIT);
- printf("MP_PREC: %d\n", MP_PREC);
-
-#if LTM_DEMO_TEST_VS_MTEST == 0
- // trivial stuff
- mp_set_int(&a, 5);
- mp_neg(&a, &b);
- if (mp_cmp(&a, &b) != MP_GT) {
- return EXIT_FAILURE;
- }
- if (mp_cmp(&b, &a) != MP_LT) {
- return EXIT_FAILURE;
- }
- mp_neg(&a, &a);
- if (mp_cmp(&b, &a) != MP_EQ) {
- return EXIT_FAILURE;
- }
- mp_abs(&a, &b);
- if (mp_isneg(&b) != MP_NO) {
- return EXIT_FAILURE;
- }
- mp_add_d(&a, 1, &b);
- mp_add_d(&a, 6, &b);
-
-
- mp_set_int(&a, 0);
- mp_set_int(&b, 1);
- if ((err = mp_jacobi(&a, &b, &i)) != MP_OKAY) {
- printf("Failed executing mp_jacobi(0 | 1) %s.\n", mp_error_to_string(err));
- return EXIT_FAILURE;
- }
- if (i != 1) {
- printf("Failed trivial mp_jacobi(0 | 1) %d != 1\n", i);
- return EXIT_FAILURE;
- }
- for (cnt = 0; cnt < (int)(sizeof(jacobi)/sizeof(jacobi[0])); ++cnt) {
- mp_set_int(&b, jacobi[cnt].n);
- /* only test positive values of a */
- for (n = -5; n <= 10; ++n) {
- mp_set_int(&a, abs(n));
- should = MP_OKAY;
- if (n < 0) {
- mp_neg(&a, &a);
- /* Until #44 is fixed the negative a's must fail */
- should = MP_VAL;
- }
- if ((err = mp_jacobi(&a, &b, &i)) != should) {
- printf("Failed executing mp_jacobi(%d | %lu) %s.\n", n, jacobi[cnt].n, mp_error_to_string(err));
- return EXIT_FAILURE;
- }
- if (err == MP_OKAY && i != jacobi[cnt].c[n + 5]) {
- printf("Failed trivial mp_jacobi(%d | %lu) %d != %d\n", n, jacobi[cnt].n, i, jacobi[cnt].c[n + 5]);
- return EXIT_FAILURE;
- }
- }
- }
-
- // test mp_get_int
- printf("\n\nTesting: mp_get_int");
- for (i = 0; i < 1000; ++i) {
- t = ((unsigned long) rand () * rand () + 1) & 0xFFFFFFFF;
- mp_set_int (&a, t);
- if (t != mp_get_int (&a)) {
- printf ("\nmp_get_int() bad result!");
- return EXIT_FAILURE;
- }
- }
- mp_set_int(&a, 0);
- if (mp_get_int(&a) != 0) {
- printf("\nmp_get_int() bad result!");
- return EXIT_FAILURE;
- }
- mp_set_int(&a, 0xffffffff);
- if (mp_get_int(&a) != 0xffffffff) {
- printf("\nmp_get_int() bad result!");
- return EXIT_FAILURE;
- }
-
- printf("\n\nTesting: mp_get_long\n");
- for (i = 0; i < (int)(sizeof(unsigned long)*CHAR_BIT) - 1; ++i) {
- t = (1ULL << (i+1)) - 1;
- if (!t)
- t = -1;
- printf(" t = 0x%lx i = %d\r", t, i);
- do {
- if (mp_set_long(&a, t) != MP_OKAY) {
- printf("\nmp_set_long() error!");
- return EXIT_FAILURE;
- }
- s = mp_get_long(&a);
- if (s != t) {
- printf("\nmp_get_long() bad result! 0x%lx != 0x%lx", s, t);
- return EXIT_FAILURE;
- }
- t <<= 1;
- } while(t);
- }
-
- printf("\n\nTesting: mp_get_long_long\n");
- for (i = 0; i < (int)(sizeof(unsigned long long)*CHAR_BIT) - 1; ++i) {
- r = (1ULL << (i+1)) - 1;
- if (!r)
- r = -1;
- printf(" r = 0x%llx i = %d\r", r, i);
- do {
- if (mp_set_long_long(&a, r) != MP_OKAY) {
- printf("\nmp_set_long_long() error!");
- return EXIT_FAILURE;
- }
- q = mp_get_long_long(&a);
- if (q != r) {
- printf("\nmp_get_long_long() bad result! 0x%llx != 0x%llx", q, r);
- return EXIT_FAILURE;
- }
- r <<= 1;
- } while(r);
- }
-
- // test mp_sqrt
- printf("\n\nTesting: mp_sqrt\n");
- for (i = 0; i < 1000; ++i) {
- printf ("%6d\r", i);
- fflush (stdout);
- n = (rand () & 15) + 1;
- mp_rand (&a, n);
- if (mp_sqrt (&a, &b) != MP_OKAY) {
- printf ("\nmp_sqrt() error!");
- return EXIT_FAILURE;
- }
- mp_n_root_ex (&a, 2, &c, 0);
- mp_n_root_ex (&a, 2, &d, 1);
- if (mp_cmp_mag (&c, &d) != MP_EQ) {
- printf ("\nmp_n_root_ex() bad result!");
- return EXIT_FAILURE;
- }
- if (mp_cmp_mag (&b, &c) != MP_EQ) {
- printf ("mp_sqrt() bad result!\n");
- return EXIT_FAILURE;
- }
- }
-
- printf("\n\nTesting: mp_is_square\n");
- for (i = 0; i < 1000; ++i) {
- printf ("%6d\r", i);
- fflush (stdout);
-
- /* test mp_is_square false negatives */
- n = (rand () & 7) + 1;
- mp_rand (&a, n);
- mp_sqr (&a, &a);
- if (mp_is_square (&a, &n) != MP_OKAY) {
- printf ("\nfn:mp_is_square() error!");
- return EXIT_FAILURE;
- }
- if (n == 0) {
- printf ("\nfn:mp_is_square() bad result!");
- return EXIT_FAILURE;
- }
-
- /* test for false positives */
- mp_add_d (&a, 1, &a);
- if (mp_is_square (&a, &n) != MP_OKAY) {
- printf ("\nfp:mp_is_square() error!");
- return EXIT_FAILURE;
- }
- if (n == 1) {
- printf ("\nfp:mp_is_square() bad result!");
- return EXIT_FAILURE;
- }
-
- }
- printf("\n\n");
-
- // r^2 = n (mod p)
- for (i = 0; i < (int)(sizeof(sqrtmod_prime)/sizeof(sqrtmod_prime[0])); ++i) {
- mp_set_int(&a, sqrtmod_prime[i].p);
- mp_set_int(&b, sqrtmod_prime[i].n);
- if (mp_sqrtmod_prime(&b, &a, &c) != MP_OKAY) {
- printf("Failed executing %d. mp_sqrtmod_prime\n", (i+1));
- return EXIT_FAILURE;
- }
- if (mp_cmp_d(&c, sqrtmod_prime[i].r) != MP_EQ) {
- printf("Failed %d. trivial mp_sqrtmod_prime\n", (i+1));
- ndraw(&c, "r");
- return EXIT_FAILURE;
- }
- }
-
- /* test for size */
- for (ix = 10; ix < 128; ix++) {
- printf ("Testing (not safe-prime): %9d bits \r", ix);
- fflush (stdout);
- err = mp_prime_random_ex (&a, 8, ix,
- (rand () & 1) ? 0 : LTM_PRIME_2MSB_ON, myrng,
- NULL);
- if (err != MP_OKAY) {
- printf ("failed with err code %d\n", err);
- return EXIT_FAILURE;
- }
- if (mp_count_bits (&a) != ix) {
- printf ("Prime is %d not %d bits!!!\n", mp_count_bits (&a), ix);
- return EXIT_FAILURE;
- }
- }
- printf("\n");
-
- for (ix = 16; ix < 128; ix++) {
- printf ("Testing ( safe-prime): %9d bits \r", ix);
- fflush (stdout);
- err = mp_prime_random_ex (
- &a, 8, ix, ((rand () & 1) ? 0 : LTM_PRIME_2MSB_ON) | LTM_PRIME_SAFE,
- myrng, NULL);
- if (err != MP_OKAY) {
- printf ("failed with err code %d\n", err);
- return EXIT_FAILURE;
- }
- if (mp_count_bits (&a) != ix) {
- printf ("Prime is %d not %d bits!!!\n", mp_count_bits (&a), ix);
- return EXIT_FAILURE;
- }
- /* let's see if it's really a safe prime */
- mp_sub_d (&a, 1, &a);
- mp_div_2 (&a, &a);
- mp_prime_is_prime (&a, 8, &cnt);
- if (cnt != MP_YES) {
- printf ("sub is not prime!\n");
- return EXIT_FAILURE;
- }
- }
-
- printf("\n\n");
-
- // test montgomery
- printf("Testing: montgomery...\n");
- for (i = 1; i <= 10; i++) {
- if (i == 10)
- i = 1000;
- printf(" digit size: %2d\r", i);
- fflush(stdout);
- for (n = 0; n < 1000; n++) {
- mp_rand(&a, i);
- a.dp[0] |= 1;
-
- // let's see if R is right
- mp_montgomery_calc_normalization(&b, &a);
- mp_montgomery_setup(&a, &mp);
-
- // now test a random reduction
- for (ix = 0; ix < 100; ix++) {
- mp_rand(&c, 1 + abs(rand()) % (2*i));
- mp_copy(&c, &d);
- mp_copy(&c, &e);
-
- mp_mod(&d, &a, &d);
- mp_montgomery_reduce(&c, &a, mp);
- mp_mulmod(&c, &b, &a, &c);
-
- if (mp_cmp(&c, &d) != MP_EQ) {
-printf("d = e mod a, c = e MOD a\n");
-mp_todecimal(&a, buf); printf("a = %s\n", buf);
-mp_todecimal(&e, buf); printf("e = %s\n", buf);
-mp_todecimal(&d, buf); printf("d = %s\n", buf);
-mp_todecimal(&c, buf); printf("c = %s\n", buf);
-printf("compare no compare!\n"); return EXIT_FAILURE; }
- /* only one big montgomery reduction */
- if (i > 10)
- {
- n = 1000;
- ix = 100;
- }
- }
- }
- }
-
- printf("\n\n");
-
- mp_read_radix(&a, "123456", 10);
- mp_toradix_n(&a, buf, 10, 3);
- printf("a == %s\n", buf);
- mp_toradix_n(&a, buf, 10, 4);
- printf("a == %s\n", buf);
- mp_toradix_n(&a, buf, 10, 30);
- printf("a == %s\n", buf);
-
-
-#if 0
- for (;;) {
- fgets(buf, sizeof(buf), stdin);
- mp_read_radix(&a, buf, 10);
- mp_prime_next_prime(&a, 5, 1);
- mp_toradix(&a, buf, 10);
- printf("%s, %lu\n", buf, a.dp[0] & 3);
- }
-#endif
-
- /* test mp_cnt_lsb */
- printf("\n\nTesting: mp_cnt_lsb");
- mp_set(&a, 1);
- for (ix = 0; ix < 1024; ix++) {
- if (mp_cnt_lsb (&a) != ix) {
- printf ("Failed at %d, %d\n", ix, mp_cnt_lsb (&a));
- return EXIT_FAILURE;
- }
- mp_mul_2 (&a, &a);
- }
-
-/* test mp_reduce_2k */
- printf("\n\nTesting: mp_reduce_2k\n");
- for (cnt = 3; cnt <= 128; ++cnt) {
- mp_digit tmp;
-
- mp_2expt (&a, cnt);
- mp_sub_d (&a, 2, &a); /* a = 2**cnt - 2 */
-
- printf ("\r %4d bits", cnt);
- printf ("(%d)", mp_reduce_is_2k (&a));
- mp_reduce_2k_setup (&a, &tmp);
- printf ("(%lu)", (unsigned long) tmp);
- for (ix = 0; ix < 1000; ix++) {
- if (!(ix & 127)) {
- printf (".");
- fflush (stdout);
- }
- mp_rand (&b, (cnt / DIGIT_BIT + 1) * 2);
- mp_copy (&c, &b);
- mp_mod (&c, &a, &c);
- mp_reduce_2k (&b, &a, 2);
- if (mp_cmp (&c, &b)) {
- printf ("FAILED\n");
- return EXIT_FAILURE;
- }
- }
- }
-
-/* test mp_div_3 */
- printf("\n\nTesting: mp_div_3...\n");
- mp_set(&d, 3);
- for (cnt = 0; cnt < 10000;) {
- mp_digit r2;
-
- if (!(++cnt & 127))
- {
- printf("%9d\r", cnt);
- fflush(stdout);
- }
- mp_rand(&a, abs(rand()) % 128 + 1);
- mp_div(&a, &d, &b, &e);
- mp_div_3(&a, &c, &r2);
-
- if (mp_cmp(&b, &c) || mp_cmp_d(&e, r2)) {
- printf("\nmp_div_3 => Failure\n");
- }
- }
- printf("\nPassed div_3 testing");
-
-/* test the DR reduction */
- printf("\n\nTesting: mp_dr_reduce...\n");
- for (cnt = 2; cnt < 32; cnt++) {
- printf ("\r%d digit modulus", cnt);
- mp_grow (&a, cnt);
- mp_zero (&a);
- for (ix = 1; ix < cnt; ix++) {
- a.dp[ix] = MP_MASK;
- }
- a.used = cnt;
- a.dp[0] = 3;
-
- mp_rand (&b, cnt - 1);
- mp_copy (&b, &c);
-
- rr = 0;
- do {
- if (!(rr & 127)) {
- printf (".");
- fflush (stdout);
- }
- mp_sqr (&b, &b);
- mp_add_d (&b, 1, &b);
- mp_copy (&b, &c);
-
- mp_mod (&b, &a, &b);
- mp_dr_setup(&a, &mp),
- mp_dr_reduce (&c, &a, mp);
-
- if (mp_cmp (&b, &c) != MP_EQ) {
- printf ("Failed on trial %u\n", rr);
- return EXIT_FAILURE;
- }
- } while (++rr < 500);
- printf (" passed");
- fflush (stdout);
- }
-
-#if LTM_DEMO_TEST_REDUCE_2K_L
-/* test the mp_reduce_2k_l code */
-#if LTM_DEMO_TEST_REDUCE_2K_L == 1
-/* first load P with 2^1024 - 0x2A434 B9FDEC95 D8F9D550 FFFFFFFF FFFFFFFF */
- mp_2expt(&a, 1024);
- mp_read_radix(&b, "2A434B9FDEC95D8F9D550FFFFFFFFFFFFFFFF", 16);
- mp_sub(&a, &b, &a);
-#elif LTM_DEMO_TEST_REDUCE_2K_L == 2
-/* p = 2^2048 - 0x1 00000000 00000000 00000000 00000000 4945DDBF 8EA2A91D 5776399B B83E188F */
- mp_2expt(&a, 2048);
- mp_read_radix(&b,
- "1000000000000000000000000000000004945DDBF8EA2A91D5776399BB83E188F",
- 16);
- mp_sub(&a, &b, &a);
-#else
-#error oops
-#endif
-
- mp_todecimal(&a, buf);
- printf("\n\np==%s\n", buf);
-/* now mp_reduce_is_2k_l() should return */
- if (mp_reduce_is_2k_l(&a) != 1) {
- printf("mp_reduce_is_2k_l() return 0, should be 1\n");
- return EXIT_FAILURE;
- }
- mp_reduce_2k_setup_l(&a, &d);
- /* now do a million square+1 to see if it varies */
- mp_rand(&b, 64);
- mp_mod(&b, &a, &b);
- mp_copy(&b, &c);
- printf("Testing: mp_reduce_2k_l...");
- fflush(stdout);
- for (cnt = 0; cnt < (int)(1UL << 20); cnt++) {
- mp_sqr(&b, &b);
- mp_add_d(&b, 1, &b);
- mp_reduce_2k_l(&b, &a, &d);
- mp_sqr(&c, &c);
- mp_add_d(&c, 1, &c);
- mp_mod(&c, &a, &c);
- if (mp_cmp(&b, &c) != MP_EQ) {
- printf("mp_reduce_2k_l() failed at step %d\n", cnt);
- mp_tohex(&b, buf);
- printf("b == %s\n", buf);
- mp_tohex(&c, buf);
- printf("c == %s\n", buf);
- return EXIT_FAILURE;
- }
- }
- printf("...Passed\n");
-#endif /* LTM_DEMO_TEST_REDUCE_2K_L */
-
-#else
-
- div2_n = mul2_n = inv_n = expt_n = lcm_n = gcd_n = add_n =
- sub_n = mul_n = div_n = sqr_n = mul2d_n = div2d_n = cnt = add_d_n =
- sub_d_n = 0;
-
- /* force KARA and TOOM to enable despite cutoffs */
- KARATSUBA_SQR_CUTOFF = KARATSUBA_MUL_CUTOFF = 8;
- TOOM_SQR_CUTOFF = TOOM_MUL_CUTOFF = 16;
-
- for (;;) {
- /* randomly clear and re-init one variable, this has the affect of triming the alloc space */
- switch (abs(rand()) % 7) {
- case 0:
- mp_clear(&a);
- mp_init(&a);
- break;
- case 1:
- mp_clear(&b);
- mp_init(&b);
- break;
- case 2:
- mp_clear(&c);
- mp_init(&c);
- break;
- case 3:
- mp_clear(&d);
- mp_init(&d);
- break;
- case 4:
- mp_clear(&e);
- mp_init(&e);
- break;
- case 5:
- mp_clear(&f);
- mp_init(&f);
- break;
- case 6:
- break; /* don't clear any */
- }
-
-
- printf
- ("%4lu/%4lu/%4lu/%4lu/%4lu/%4lu/%4lu/%4lu/%4lu/%4lu/%4lu/%4lu/%4lu/%4lu/%4lu ",
- add_n, sub_n, mul_n, div_n, sqr_n, mul2d_n, div2d_n, gcd_n, lcm_n,
- expt_n, inv_n, div2_n, mul2_n, add_d_n, sub_d_n);
- ret=fgets(cmd, 4095, stdin); if(!ret){_panic(__LINE__);}
- cmd[strlen(cmd) - 1] = 0;
- printf("%-6s ]\r", cmd);
- fflush(stdout);
- if (!strcmp(cmd, "mul2d")) {
- ++mul2d_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- sscanf(buf, "%d", &rr);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
-
- mp_mul_2d(&a, rr, &a);
- a.sign = b.sign;
- if (mp_cmp(&a, &b) != MP_EQ) {
- printf("mul2d failed, rr == %d\n", rr);
- draw(&a);
- draw(&b);
- return EXIT_FAILURE;
- }
- } else if (!strcmp(cmd, "div2d")) {
- ++div2d_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- sscanf(buf, "%d", &rr);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
-
- mp_div_2d(&a, rr, &a, &e);
- a.sign = b.sign;
- if (a.used == b.used && a.used == 0) {
- a.sign = b.sign = MP_ZPOS;
- }
- if (mp_cmp(&a, &b) != MP_EQ) {
- printf("div2d failed, rr == %d\n", rr);
- draw(&a);
- draw(&b);
- return EXIT_FAILURE;
- }
- } else if (!strcmp(cmd, "add")) {
- ++add_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&c, buf, 64);
- mp_copy(&a, &d);
- mp_add(&d, &b, &d);
- if (mp_cmp(&c, &d) != MP_EQ) {
- printf("add %lu failure!\n", add_n);
- draw(&a);
- draw(&b);
- draw(&c);
- draw(&d);
- return EXIT_FAILURE;
- }
-
- /* test the sign/unsigned storage functions */
-
- rr = mp_signed_bin_size(&c);
- mp_to_signed_bin(&c, (unsigned char *) cmd);
- memset(cmd + rr, rand() & 255, sizeof(cmd) - rr);
- mp_read_signed_bin(&d, (unsigned char *) cmd, rr);
- if (mp_cmp(&c, &d) != MP_EQ) {
- printf("mp_signed_bin failure!\n");
- draw(&c);
- draw(&d);
- return EXIT_FAILURE;
- }
-
-
- rr = mp_unsigned_bin_size(&c);
- mp_to_unsigned_bin(&c, (unsigned char *) cmd);
- memset(cmd + rr, rand() & 255, sizeof(cmd) - rr);
- mp_read_unsigned_bin(&d, (unsigned char *) cmd, rr);
- if (mp_cmp_mag(&c, &d) != MP_EQ) {
- printf("mp_unsigned_bin failure!\n");
- draw(&c);
- draw(&d);
- return EXIT_FAILURE;
- }
-
- } else if (!strcmp(cmd, "sub")) {
- ++sub_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&c, buf, 64);
- mp_copy(&a, &d);
- mp_sub(&d, &b, &d);
- if (mp_cmp(&c, &d) != MP_EQ) {
- printf("sub %lu failure!\n", sub_n);
- draw(&a);
- draw(&b);
- draw(&c);
- draw(&d);
- return EXIT_FAILURE;
- }
- } else if (!strcmp(cmd, "mul")) {
- ++mul_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&c, buf, 64);
- mp_copy(&a, &d);
- mp_mul(&d, &b, &d);
- if (mp_cmp(&c, &d) != MP_EQ) {
- printf("mul %lu failure!\n", mul_n);
- draw(&a);
- draw(&b);
- draw(&c);
- draw(&d);
- return EXIT_FAILURE;
- }
- } else if (!strcmp(cmd, "div")) {
- ++div_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&c, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&d, buf, 64);
-
- mp_div(&a, &b, &e, &f);
- if (mp_cmp(&c, &e) != MP_EQ || mp_cmp(&d, &f) != MP_EQ) {
- printf("div %lu %d, %d, failure!\n", div_n, mp_cmp(&c, &e),
- mp_cmp(&d, &f));
- draw(&a);
- draw(&b);
- draw(&c);
- draw(&d);
- draw(&e);
- draw(&f);
- return EXIT_FAILURE;
- }
-
- } else if (!strcmp(cmd, "sqr")) {
- ++sqr_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- mp_copy(&a, &c);
- mp_sqr(&c, &c);
- if (mp_cmp(&b, &c) != MP_EQ) {
- printf("sqr %lu failure!\n", sqr_n);
- draw(&a);
- draw(&b);
- draw(&c);
- return EXIT_FAILURE;
- }
- } else if (!strcmp(cmd, "gcd")) {
- ++gcd_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&c, buf, 64);
- mp_copy(&a, &d);
- mp_gcd(&d, &b, &d);
- d.sign = c.sign;
- if (mp_cmp(&c, &d) != MP_EQ) {
- printf("gcd %lu failure!\n", gcd_n);
- draw(&a);
- draw(&b);
- draw(&c);
- draw(&d);
- return EXIT_FAILURE;
- }
- } else if (!strcmp(cmd, "lcm")) {
- ++lcm_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&c, buf, 64);
- mp_copy(&a, &d);
- mp_lcm(&d, &b, &d);
- d.sign = c.sign;
- if (mp_cmp(&c, &d) != MP_EQ) {
- printf("lcm %lu failure!\n", lcm_n);
- draw(&a);
- draw(&b);
- draw(&c);
- draw(&d);
- return EXIT_FAILURE;
- }
- } else if (!strcmp(cmd, "expt")) {
- ++expt_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&c, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&d, buf, 64);
- mp_copy(&a, &e);
- mp_exptmod(&e, &b, &c, &e);
- if (mp_cmp(&d, &e) != MP_EQ) {
- printf("expt %lu failure!\n", expt_n);
- draw(&a);
- draw(&b);
- draw(&c);
- draw(&d);
- draw(&e);
- return EXIT_FAILURE;
- }
- } else if (!strcmp(cmd, "invmod")) {
- ++inv_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&c, buf, 64);
- mp_invmod(&a, &b, &d);
- mp_mulmod(&d, &a, &b, &e);
- if (mp_cmp_d(&e, 1) != MP_EQ) {
- printf("inv [wrong value from MPI?!] failure\n");
- draw(&a);
- draw(&b);
- draw(&c);
- draw(&d);
- draw(&e);
- mp_gcd(&a, &b, &e);
- draw(&e);
- return EXIT_FAILURE;
- }
-
- } else if (!strcmp(cmd, "div2")) {
- ++div2_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- mp_div_2(&a, &c);
- if (mp_cmp(&c, &b) != MP_EQ) {
- printf("div_2 %lu failure\n", div2_n);
- draw(&a);
- draw(&b);
- draw(&c);
- return EXIT_FAILURE;
- }
- } else if (!strcmp(cmd, "mul2")) {
- ++mul2_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- mp_mul_2(&a, &c);
- if (mp_cmp(&c, &b) != MP_EQ) {
- printf("mul_2 %lu failure\n", mul2_n);
- draw(&a);
- draw(&b);
- draw(&c);
- return EXIT_FAILURE;
- }
- } else if (!strcmp(cmd, "add_d")) {
- ++add_d_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- sscanf(buf, "%d", &ix);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- mp_add_d(&a, ix, &c);
- if (mp_cmp(&b, &c) != MP_EQ) {
- printf("add_d %lu failure\n", add_d_n);
- draw(&a);
- draw(&b);
- draw(&c);
- printf("d == %d\n", ix);
- return EXIT_FAILURE;
- }
- } else if (!strcmp(cmd, "sub_d")) {
- ++sub_d_n;
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&a, buf, 64);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- sscanf(buf, "%d", &ix);
- ret=fgets(buf, 4095, stdin); if(!ret){_panic(__LINE__);}
- mp_read_radix(&b, buf, 64);
- mp_sub_d(&a, ix, &c);
- if (mp_cmp(&b, &c) != MP_EQ) {
- printf("sub_d %lu failure\n", sub_d_n);
- draw(&a);
- draw(&b);
- draw(&c);
- printf("d == %d\n", ix);
- return EXIT_FAILURE;
- }
- } else if (!strcmp(cmd, "exit")) {
- printf("\nokay, exiting now\n");
- break;
- }
- }
-#endif
- return 0;
-}
-
-/* $Source$ */
-/* $Revision$ */
-/* $Date$ */
generated by cgit v0.12 at 2024-12-03 12:19:40 (GMT)