static int testdiv(void) { short ro; MINT *t2; mp_mdiv(c42, c5, t0, t1); testmcmp(t0, c8, "mdiv0"); testmcmp(t1, c2, "mdiv1"); mp_mdiv(c10, c8, t0, t1); testmcmp(t0, c1, "mdiv2"); testmcmp(t1, c2, "mdiv3"); mp_sdiv(c42, 5, t0, &ro); testmcmp(t0, c8, "sdiv0"); t2 = mp_itom(ro); // Simpler to use common testmcmp() testmcmp(t2, c2, "sdiv1"); mp_mfree(t2); mp_sdiv(c10, 8, t0, &ro); testmcmp(t0, c1, "sdiv2"); t2 = mp_itom(ro); // Simpler to use common testmcmp() testmcmp(t2, c2, "sdiv3"); mp_mfree(t2); }
static int testsimpel(void) { const char str42[] = "2a"; MINT *t2; char *s; mp_madd(c42, c1, t0); testmcmp(c43, t0, "madd0"); mp_madd(t0, c1, t0); testmcmp(c44, t0, "madd1"); mp_msub(t0, c1, t0); testmcmp(c43, t0, "msub0"); mp_msub(t0, c1, t0); testmcmp(c42, t0, "msub1"); mp_move(c42, t0); testmcmp(c42, t0, "move0"); t2 = mp_xtom(str42); testmcmp(c42, t2, "xtom"); s = mp_mtox(t2); if (strcmp(str42, s) == 0) printf("ok %d - %s\n", ++tnr, "mtox0"); else printf("not ok %d - %s\n", ++tnr, "mtox0"); mp_mfree(t2); }
/* * Choose middle 64 bits of the common key to use as our des key, possibly * overwriting the lower order bits by setting parity. */ static void extractdeskey(MINT *ck, DesData *deskey) { MINT *a; MINT *z; short r; int i; short base = (1 << 8); char *k; z = mp_itom(0); a = mp_itom(0); mp_madd(ck, z, a); for (i = 0; i < ((KEYSIZE - 64) / 2) / 8; i++) { mp_sdiv(a, base, a, &r); } k = (char *)deskey; for (i = 0; i < 8; i++) { mp_sdiv(a, base, a, &r); *k++ = r; } mp_mfree(z); mp_mfree(a); }
/* * Choose top 128 bits of the common key to use as our idea key. */ static void extractideakey(MINT *ck, IdeaData *ideakey) { MINT *a; MINT *z; short r; int i; short base = (1 << 8); char *k; z = mp_itom(0); a = mp_itom(0); mp_madd(ck, z, a); for (i = 0; i < ((KEYSIZE - 128) / 8); i++) { mp_sdiv(a, base, a, &r); } k = (char *)ideakey; for (i = 0; i < 16; i++) { mp_sdiv(a, base, a, &r); *k++ = r; } mp_mfree(z); mp_mfree(a); }
void mfree(MINT *a) { mp_mfree(a); }
/* * This program performs some very basic tests of libmp(3). It is by * no means expected to perform a complete test of the library for * correctness, but is meant to test the API to make sure libmp (or * libcrypto) updates don't totally break the library. */ int main(int argc, char *argv[]) { printf("1..25\n"); /* * Init "constants" variables - done in this somewhat * cumbersome way to in theory be able to check for memory * leaks. */ c0 = mp_itom(0); c1 = mp_itom(1); c2 = mp_itom(2); c3 = mp_itom(3); c5 = mp_itom(5); c6 = mp_itom(6); c8 = mp_itom(8); c10 = mp_itom(10); c14 = mp_itom(14); c15 = mp_itom(15); c25 = mp_itom(25); c42 = mp_itom(42); c43 = mp_itom(43); c44 = mp_itom(44); c45 = mp_itom(45); // Init temp variables t0 = mp_itom(0); t1 = mp_itom(0); // Run tests testsimpel(); testgcd(); testdiv(); testmult(); testpow(); testmsqrt(); // Cleanup mp_mfree(c0); mp_mfree(c1); mp_mfree(c2); mp_mfree(c3); mp_mfree(c5); mp_mfree(c6); mp_mfree(c8); mp_mfree(c10); mp_mfree(c14); mp_mfree(c15); mp_mfree(c25); mp_mfree(c42); mp_mfree(c43); mp_mfree(c44); mp_mfree(c45); mp_mfree(t0); mp_mfree(t1); return (EX_OK); }