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test RSA_generate_key_ex

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@19698 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2007-01-04 19:27:02 +00:00
parent 80ed3308f9
commit 500e46ca83
1 changed files with 66 additions and 38 deletions
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104
lib/des/test_rsa.c
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@@ -65,7 +65,7 @@ check_rsa(const unsigned char *in, size_t len, RSA *rsa, int padding)
keylen = RSA_private_encrypt(len, in, res, rsa, padding);
if (keylen <= 0)
errx(1, "failed to private encrypt: %d", (int)len, (int)keylen);
errx(1, "failed to private encrypt: %d %d", (int)len, (int)keylen);
if (keylen > RSA_size(rsa))
errx(1, "keylen > RSA_size(rsa)");
@@ -103,6 +103,12 @@ check_rsa(const unsigned char *in, size_t len, RSA *rsa, int padding)
free(res2);
}
static int
cb_func(int a, int b, BN_GENCB *c)
{
return 0;
}
/*
*
*/
@@ -173,10 +179,7 @@ main(int argc, char **argv)
printf("rsa %s\n", ENGINE_get_RSA(engine)->name);
if (rsa_key == NULL)
errx(1, "missing rsa key flag!");
{
if (rsa_key) {
unsigned char buf[1024 * 4];
const unsigned char *p;
size_t size;
@@ -199,45 +202,70 @@ main(int argc, char **argv)
err(1, "failed to parse key in file %s", rsa_key);
RSA_set_method(rsa, ENGINE_get_RSA(engine));
/*
* Assuming that you use the RSA key in the distribution, this
* test will generate a signature have a starting zero and thus
* will generate a checksum that is 127 byte instead of the
* checksum that is 128 byte (like the key).
*/
{
const unsigned char sha1[20] = {
0x6d, 0x33, 0xf9, 0x40, 0x75, 0x5b, 0x4e, 0xc5, 0x90, 0x35,
0x48, 0xab, 0x75, 0x02, 0x09, 0x76, 0x9a, 0xb4, 0x7d, 0x6b
};
check_rsa(sha1, sizeof(sha1), rsa, RSA_PKCS1_PADDING);
}
for (i = 0; i < 128; i++) {
unsigned char sha1[20];
RAND_bytes(sha1, sizeof(sha1));
check_rsa(sha1, sizeof(sha1), rsa, RSA_PKCS1_PADDING);
}
for (i = 0; i < 128; i++) {
unsigned char des3[21];
RAND_bytes(des3, sizeof(des3));
check_rsa(des3, sizeof(des3), rsa, RSA_PKCS1_PADDING);
}
for (i = 0; i < 128; i++) {
unsigned char aes[32];
RAND_bytes(aes, sizeof(aes));
check_rsa(aes, sizeof(aes), rsa, RSA_PKCS1_PADDING);
}
RSA_free(rsa);
}
/*
* Assuming that you use the RSA key in the distribution, this
* test will generate a signature have a starting zero and thus
* will generate a checksum that is 127 byte instead of the
* checksum that is 128 byte (like the key).
*/
{
const unsigned char sha1[20] = {
0x6d, 0x33, 0xf9, 0x40, 0x75, 0x5b, 0x4e, 0xc5, 0x90, 0x35,
0x48, 0xab, 0x75, 0x02, 0x09, 0x76, 0x9a, 0xb4, 0x7d, 0x6b
};
BN_GENCB cb;
BIGNUM *e;
check_rsa(sha1, sizeof(sha1), rsa, RSA_PKCS1_PADDING);
rsa = RSA_new_method(engine);
e = BN_new();
BN_set_word(e, 0x10001);
BN_GENCB_set(&cb, cb_func, NULL);
if (RSA_generate_key_ex(rsa, 1024, e, &cb) != 1)
errx(1, "RSA_generate_key_ex");
BN_free(e);
{
unsigned char sha1[20];
RAND_bytes(sha1, sizeof(sha1));
check_rsa(sha1, sizeof(sha1), rsa, RSA_PKCS1_PADDING);
}
RSA_free(rsa);
}
for (i = 0; i < 128; i++) {
unsigned char sha1[20];
RAND_bytes(sha1, sizeof(sha1));
check_rsa(sha1, sizeof(sha1), rsa, RSA_PKCS1_PADDING);
}
for (i = 0; i < 128; i++) {
unsigned char des3[21];
RAND_bytes(des3, sizeof(des3));
check_rsa(des3, sizeof(des3), rsa, RSA_PKCS1_PADDING);
}
for (i = 0; i < 128; i++) {
unsigned char aes[32];
RAND_bytes(aes, sizeof(aes));
check_rsa(aes, sizeof(aes), rsa, RSA_PKCS1_PADDING);
}
RSA_free(rsa);
ENGINE_finish(engine);
return 0;