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/* fips/ecdsa/fips_ecdsa_selftest.c */
#define OPENSSL_FIPSAPI
#include <string.h>
#include <openssl/crypto.h>
#include <openssl/ec.h>
#include <openssl/ecdsa.h>
#include <openssl/fips.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <openssl/bn.h>
#ifdef OPENSSL_FIPS
static const unsigned char str1[]="12345678901234567890";
static int corrupt_ecdsa = 0;
void FIPS_corrupt_ecdsa()
{
corrupt_ecdsa = 1;
}
static const unsigned char P_384_d[] = {
0x1d,0x84,0x42,0xde,0xa2,0x35,0x29,0xbd,0x9f,0xe2,0x6e,0x6d,
0x01,0x26,0x30,0x79,0x33,0x57,0x01,0xf3,0x97,0x88,0x41,0xb3,
0x82,0x07,0x08,0x5e,0x63,0x8e,0x1a,0xa6,0x9b,0x08,0xb6,0xe2,
0xa2,0x98,0xac,0x1c,0x9b,0x25,0xb3,0xf1,0x5c,0x20,0xe9,0x85
};
static const unsigned char P_384_qx[] = {
0x6b,0x7e,0x9c,0xbb,0x3d,0xc5,0x4d,0x53,0xf7,0x6c,0x8d,0xcc,
0xf8,0xc3,0xa8,0x26,0xba,0xeb,0xa6,0x56,0x6a,0x41,0x98,0xb1,
0x90,0x90,0xcc,0xe7,0x48,0x74,0x3d,0xe6,0xd7,0x65,0x90,0x3b,
0x13,0x69,0xdc,0x8f,0x48,0xc1,0xb4,0xf4,0xb1,0x91,0x36,0x3f
};
static const unsigned char P_384_qy[] = {
0x40,0xc2,0x62,0x2a,0xea,0xfb,0x47,0x75,0xb5,0xdc,0x2e,0x1e,
0xa0,0xa9,0x1f,0x6a,0xb7,0x54,0xac,0xce,0x91,0xe8,0x5b,0x8c,
0xe3,0xf5,0xb8,0x0e,0xcb,0x82,0xb0,0xd9,0x57,0x1d,0xeb,0x25,
0xfc,0x03,0xe5,0x12,0x50,0x17,0x98,0x7f,0x14,0x7e,0x95,0x17
};
#ifndef OPENSSL_NO_EC2M
static const unsigned char K_409_d[] = {
0x68,0xe1,0x64,0x0a,0xe6,0x80,0x57,0x53,0x8d,0x35,0xd1,0xec,
0x69,0xea,0x82,0x05,0x47,0x48,0x4d,0xda,0x9f,0x8c,0xa0,0xf3,
0x06,0xc7,0x77,0xcb,0x14,0x05,0x9f,0x5d,0xdd,0xe0,0x5d,0x68,
0x4e,0x1a,0xe4,0x9c,0xe0,0x4d,0x4a,0x74,0x47,0x54,0x4e,0x55,
0xae,0x70,0x8c
};
static const unsigned char K_409_qx[] = {
0x01,0x07,0xd6,0x6f,0xa8,0xf8,0x0e,0xbb,0xb8,0xa7,0x83,0x04,
0xc3,0x19,0x67,0x9e,0x73,0x7b,0xeb,0xf4,0x6c,0xf3,0xeb,0xda,
0x0d,0xe7,0x60,0xaf,0x29,0x37,0x13,0x32,0x51,0xac,0xb6,0x35,
0x00,0x60,0xfa,0xd5,0x8b,0x6d,0xae,0xb0,0xe9,0x46,0x7f,0xe2,
0x2d,0x50,0x04,0x40
};
static const unsigned char K_409_qy[] = {
0x0a,0x53,0xf1,0x4f,0x2a,0xa5,0x5a,0xfb,0x37,0xb4,0x76,0x47,
0x1b,0x14,0xd1,0x8d,0x86,0x94,0x75,0x26,0xc3,0x0b,0x09,0x57,
0x1d,0x26,0x38,0x33,0x84,0x97,0x9d,0x56,0xe1,0x0d,0x51,0x9b,
0x2c,0xbb,0x3d,0x92,0x48,0xaa,0x2a,0x39,0x4f,0x07,0x92,0xbd,
0xb0,0x4d,0x2e
};
#endif
typedef struct
{
int curve;
const unsigned char *x;
size_t xlen;
const unsigned char *y;
size_t ylen;
const unsigned char *d;
size_t dlen;
} EC_SELFTEST_PRIVKEY;
#define make_ec_key(nid, pr) { nid, \
pr##_qx, sizeof(pr##_qx), \
pr##_qy, sizeof(pr##_qy), \
pr##_d, sizeof(pr##_d) }
static EC_SELFTEST_PRIVKEY test_ec_keys[] =
{
make_ec_key(NID_secp384r1, P_384),
#ifndef OPENSSL_NO_EC2M
make_ec_key(NID_sect409k1, K_409)
#endif
};
int FIPS_selftest_ecdsa()
{
EC_KEY *ec = NULL;
BIGNUM *x = NULL, *y = NULL, *d = NULL;
EVP_MD_CTX mctx;
ECDSA_SIG *esig = NULL;
int i, rv = 0;
FIPS_md_ctx_init(&mctx);
for (i = 0; i < sizeof(test_ec_keys)/sizeof(EC_SELFTEST_PRIVKEY); i++)
{
EC_SELFTEST_PRIVKEY *key = test_ec_keys + i;
x = BN_bin2bn(key->x, key->xlen, NULL);
y = BN_bin2bn(key->y, key->ylen, NULL);
d = BN_bin2bn(key->d, key->dlen, NULL);
if (!x || !y || !d)
goto err;
ec = EC_KEY_new_by_curve_name(key->curve);
if (!ec)
goto err;
if (!EC_KEY_set_public_key_affine_coordinates(ec, x, y))
goto err;
if (!EC_KEY_set_private_key(ec, d))
goto err;
if (!FIPS_digestinit(&mctx, EVP_sha512()))
goto err;
if (!FIPS_digestupdate(&mctx, str1, 20))
goto err;
esig = FIPS_ecdsa_sign_ctx(ec, &mctx);
if (!esig)
goto err;
if (corrupt_ecdsa)
BN_add_word(esig->r, 1);
if (!FIPS_digestinit(&mctx, EVP_sha512()))
goto err;
if (!FIPS_digestupdate(&mctx, str1, 20))
goto err;
if (FIPS_ecdsa_verify_ctx(ec, &mctx, esig) != 1)
goto err;
FIPS_ecdsa_sig_free(esig);
esig = NULL;
}
rv = 1;
err:
if (x)
BN_clear_free(x);
if (y)
BN_clear_free(y);
if (d)
BN_clear_free(d);
if (ec)
EC_KEY_free(ec);
if (esig)
FIPS_ecdsa_sig_free(esig);
return rv;
}
#endif
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