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path: root/lib/hcrypto/libtommath/demo/mtest_opponent.c
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-rw-r--r--lib/hcrypto/libtommath/demo/mtest_opponent.c402
1 files changed, 402 insertions, 0 deletions
diff --git a/lib/hcrypto/libtommath/demo/mtest_opponent.c b/lib/hcrypto/libtommath/demo/mtest_opponent.c
new file mode 100644
index 000000000000..7fbd35ebcc1e
--- /dev/null
+++ b/lib/hcrypto/libtommath/demo/mtest_opponent.c
@@ -0,0 +1,402 @@
+#include "shared.h"
+
+#ifdef LTM_MTEST_REAL_RAND
+#define LTM_MTEST_RAND_SEED time(NULL)
+#else
+#define LTM_MTEST_RAND_SEED 23
+#endif
+
+static void draw(mp_int *a)
+{
+ ndraw(a, "");
+}
+
+#define FGETS(str, size, stream) \
+ { \
+ char *ret = fgets(str, size, stream); \
+ if (!ret) { fprintf(stderr, "\n%d: fgets failed\n", __LINE__); goto LBL_ERR; } \
+ }
+
+static int mtest_opponent(void)
+{
+ char cmd[4096];
+ char buf[4096];
+ int ix;
+ unsigned rr;
+ mp_int a, b, c, d, e, f;
+ 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;
+
+ srand(LTM_MTEST_RAND_SEED);
+
+ if (mp_init_multi(&a, &b, &c, &d, &e, &f, NULL)!= MP_OKAY)
+ return EXIT_FAILURE;
+
+ 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 = add_d_n = sub_d_n = 0;
+
+#ifndef MP_FIXED_CUTOFFS
+ /* force KARA and TOOM to enable despite cutoffs */
+ KARATSUBA_SQR_CUTOFF = KARATSUBA_MUL_CUTOFF = 8;
+ TOOM_SQR_CUTOFF = TOOM_MUL_CUTOFF = 16;
+#endif
+
+ 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);
+ FGETS(cmd, 4095, stdin);
+ cmd[strlen(cmd) - 1u] = '\0';
+ printf("%-6s ]\r", cmd);
+ fflush(stdout);
+ if (strcmp(cmd, "mul2d") == 0) {
+ ++mul2d_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ sscanf(buf, "%u", &rr);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&b, buf, 64);
+
+ mp_mul_2d(&a, (int)rr, &a);
+ a.sign = b.sign;
+ if (mp_cmp(&a, &b) != MP_EQ) {
+ printf("mul2d failed, rr == %u\n", rr);
+ draw(&a);
+ draw(&b);
+ goto LBL_ERR;
+ }
+ } else if (strcmp(cmd, "div2d") == 0) {
+ ++div2d_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ sscanf(buf, "%u", &rr);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&b, buf, 64);
+
+ mp_div_2d(&a, (int)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 == %u\n", rr);
+ draw(&a);
+ draw(&b);
+ goto LBL_ERR;
+ }
+ } else if (strcmp(cmd, "add") == 0) {
+ ++add_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&b, buf, 64);
+ FGETS(buf, 4095, stdin);
+ 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);
+ goto LBL_ERR;
+ }
+
+ /* test the sign/unsigned storage functions */
+
+ rr = (unsigned)mp_sbin_size(&c);
+ mp_to_sbin(&c, (unsigned char *) cmd, (size_t)rr, NULL);
+ memset(cmd + rr, rand() & 0xFF, sizeof(cmd) - rr);
+ mp_from_sbin(&d, (unsigned char *) cmd, (size_t)rr);
+ if (mp_cmp(&c, &d) != MP_EQ) {
+ printf("mp_signed_bin failure!\n");
+ draw(&c);
+ draw(&d);
+ goto LBL_ERR;
+ }
+
+ rr = (unsigned)mp_ubin_size(&c);
+ mp_to_ubin(&c, (unsigned char *) cmd, (size_t)rr, NULL);
+ memset(cmd + rr, rand() & 0xFF, sizeof(cmd) - rr);
+ mp_from_ubin(&d, (unsigned char *) cmd, (size_t)rr);
+ if (mp_cmp_mag(&c, &d) != MP_EQ) {
+ printf("mp_unsigned_bin failure!\n");
+ draw(&c);
+ draw(&d);
+ goto LBL_ERR;
+ }
+
+ } else if (strcmp(cmd, "sub") == 0) {
+ ++sub_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&b, buf, 64);
+ FGETS(buf, 4095, stdin);
+ 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);
+ goto LBL_ERR;
+ }
+ } else if (strcmp(cmd, "mul") == 0) {
+ ++mul_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&b, buf, 64);
+ FGETS(buf, 4095, stdin);
+ 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);
+ goto LBL_ERR;
+ }
+ } else if (strcmp(cmd, "div") == 0) {
+ ++div_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&b, buf, 64);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&c, buf, 64);
+ FGETS(buf, 4095, stdin);
+ 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);
+ goto LBL_ERR;
+ }
+
+ } else if (strcmp(cmd, "sqr") == 0) {
+ ++sqr_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ 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);
+ goto LBL_ERR;
+ }
+ } else if (strcmp(cmd, "gcd") == 0) {
+ ++gcd_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&b, buf, 64);
+ FGETS(buf, 4095, stdin);
+ 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);
+ goto LBL_ERR;
+ }
+ } else if (strcmp(cmd, "lcm") == 0) {
+ ++lcm_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&b, buf, 64);
+ FGETS(buf, 4095, stdin);
+ 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);
+ goto LBL_ERR;
+ }
+ } else if (strcmp(cmd, "expt") == 0) {
+ ++expt_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&b, buf, 64);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&c, buf, 64);
+ FGETS(buf, 4095, stdin);
+ 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);
+ goto LBL_ERR;
+ }
+ } else if (strcmp(cmd, "invmod") == 0) {
+ ++inv_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&b, buf, 64);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&c, buf, 64);
+ mp_invmod(&a, &b, &d);
+ mp_mulmod(&d, &a, &b, &e);
+ if (mp_cmp_d(&e, 1uL) != 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);
+ goto LBL_ERR;
+ }
+
+ } else if (strcmp(cmd, "div2") == 0) {
+ ++div2_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ 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);
+ goto LBL_ERR;
+ }
+ } else if (strcmp(cmd, "mul2") == 0) {
+ ++mul2_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ 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);
+ goto LBL_ERR;
+ }
+ } else if (strcmp(cmd, "add_d") == 0) {
+ ++add_d_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ sscanf(buf, "%d", &ix);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&b, buf, 64);
+ mp_add_d(&a, (mp_digit)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);
+ goto LBL_ERR;
+ }
+ } else if (strcmp(cmd, "sub_d") == 0) {
+ ++sub_d_n;
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&a, buf, 64);
+ FGETS(buf, 4095, stdin);
+ sscanf(buf, "%d", &ix);
+ FGETS(buf, 4095, stdin);
+ mp_read_radix(&b, buf, 64);
+ mp_sub_d(&a, (mp_digit)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);
+ goto LBL_ERR;
+ }
+ } else if (strcmp(cmd, "exit") == 0) {
+ printf("\nokay, exiting now\n");
+ break;
+ }
+ }
+
+ mp_clear_multi(&a, &b, &c, &d, &e, &f, NULL);
+ printf("\n");
+ return 0;
+
+LBL_ERR:
+ mp_clear_multi(&a, &b, &c, &d, &e, &f, NULL);
+ printf("\n");
+ return EXIT_FAILURE;
+}
+
+int main(void)
+{
+ print_header();
+
+ return mtest_opponent();
+}
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