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Test BN_uadd.

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@16521 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2006-01-11 08:55:24 +00:00
parent f84997825f
commit 279fbe4766
1 changed files with 70 additions and 0 deletions
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70
lib/des/test_bn.c
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@@ -193,6 +193,75 @@ test_BN_import_export(void)
return ret;
}
static int
test_bn_uadd(void)
{
BIGNUM *a, *b, *c;
char *p;
a = BN_new();
b = BN_new();
c = BN_new();
BN_set_word(a, 1);
BN_set_word(b, 2);
BN_uadd(c, a, b);
if (BN_get_word(c) != 3)
return 1;
BN_uadd(c, b, a);
if (BN_get_word(c) != 3)
return 1;
BN_set_word(b, 0xff);
BN_uadd(c, a, b);
if (BN_get_word(c) != 0x100)
return 1;
BN_uadd(c, b, a);
if (BN_get_word(c) != 0x100)
return 1;
BN_set_word(a, 0xff);
BN_uadd(c, a, b);
if (BN_get_word(c) != 0x1fe)
return 1;
BN_uadd(c, b, a);
if (BN_get_word(c) != 0x1fe)
return 1;
BN_free(a);
BN_free(b);
BN_hex2bn(&a, "50212A3B611D46642C825A16A354CE0FD4D85DD2");
BN_hex2bn(&b, "84B6C7E8D28ACA1614954DA");
BN_uadd(c, b, a);
p = BN_bn2hex(c);
if (strcmp(p, "50212A3B611D466434CDC695307D7AB13621B2AC") != 0) {
free(p);
return 1;
}
BN_uadd(c, a, b);
p = BN_bn2hex(c);
if (strcmp(p, "50212A3B611D466434CDC695307D7AB13621B2AC") != 0) {
free(p);
return 1;
}
free(p);
return 0;
}
int
main(int argc, char **argv)
@@ -202,6 +271,7 @@ main(int argc, char **argv)
ret += test_BN_set_get();
ret += test_BN_bit();
ret += test_BN_import_export();
ret += test_bn_uadd();
return ret;
}