static const char rnd_seed[] =
"string to make the random number generator think it has entropy";
-static const int KDF1_SHA1_len = 20;
-static void *KDF1_SHA1(const void *in, size_t inlen, void *out,
- size_t *outlen)
-{
- if (*outlen < SHA_DIGEST_LENGTH)
- return NULL;
- *outlen = SHA_DIGEST_LENGTH;
- return SHA1(in, inlen, out);
-}
-
-static int test_ecdh_curve(int nid, BN_CTX *ctx, BIO *out)
-{
- EC_KEY *a = NULL;
- EC_KEY *b = NULL;
- BIGNUM *x_a = NULL, *y_a = NULL, *x_b = NULL, *y_b = NULL;
- char buf[12];
- unsigned char *abuf = NULL, *bbuf = NULL;
- int i, alen, blen, aout, bout, ret = 0;
- const EC_GROUP *group;
-
- a = EC_KEY_new_by_curve_name(nid);
- b = EC_KEY_new_by_curve_name(nid);
- if (a == NULL || b == NULL)
- goto err;
-
- group = EC_KEY_get0_group(a);
-
- if ((x_a = BN_new()) == NULL)
- goto err;
- if ((y_a = BN_new()) == NULL)
- goto err;
- if ((x_b = BN_new()) == NULL)
- goto err;
- if ((y_b = BN_new()) == NULL)
- goto err;
-
- BIO_puts(out, "Testing key generation with ");
- BIO_puts(out, OBJ_nid2sn(nid));
-# ifdef NOISY
- BIO_puts(out, "\n");
-# else
- (void)BIO_flush(out);
-# endif
-
- if (!EC_KEY_generate_key(a))
- goto err;
-
- if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) ==
- NID_X9_62_prime_field) {
- if (!EC_POINT_get_affine_coordinates_GFp
- (group, EC_KEY_get0_public_key(a), x_a, y_a, ctx))
- goto err;
- }
-# ifndef OPENSSL_NO_EC2M
- else {
- if (!EC_POINT_get_affine_coordinates_GF2m(group,
- EC_KEY_get0_public_key(a),
- x_a, y_a, ctx))
- goto err;
- }
-# endif
-# ifdef NOISY
- BIO_puts(out, " pri 1=");
- BN_print(out, a->priv_key);
- BIO_puts(out, "\n pub 1=");
- BN_print(out, x_a);
- BIO_puts(out, ",");
- BN_print(out, y_a);
- BIO_puts(out, "\n");
-# else
- BIO_printf(out, " .");
- (void)BIO_flush(out);
-# endif
-
- if (!EC_KEY_generate_key(b))
- goto err;
-
- if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) ==
- NID_X9_62_prime_field) {
- if (!EC_POINT_get_affine_coordinates_GFp
- (group, EC_KEY_get0_public_key(b), x_b, y_b, ctx))
- goto err;
- }
-# ifndef OPENSSL_NO_EC2M
- else {
- if (!EC_POINT_get_affine_coordinates_GF2m(group,
- EC_KEY_get0_public_key(b),
- x_b, y_b, ctx))
- goto err;
- }
-# endif
-
-# ifdef NOISY
- BIO_puts(out, " pri 2=");
- BN_print(out, b->priv_key);
- BIO_puts(out, "\n pub 2=");
- BN_print(out, x_b);
- BIO_puts(out, ",");
- BN_print(out, y_b);
- BIO_puts(out, "\n");
-# else
- BIO_printf(out, ".");
- (void)BIO_flush(out);
-# endif
-
- alen = KDF1_SHA1_len;
- abuf = OPENSSL_malloc(alen);
- aout =
- ECDH_compute_key(abuf, alen, EC_KEY_get0_public_key(b), a, KDF1_SHA1);
-
-# ifdef NOISY
- BIO_puts(out, " key1 =");
- for (i = 0; i < aout; i++) {
- sprintf(buf, "%02X", abuf[i]);
- BIO_puts(out, buf);
- }
- BIO_puts(out, "\n");
-# else
- BIO_printf(out, ".");
- (void)BIO_flush(out);
-# endif
-
- blen = KDF1_SHA1_len;
- bbuf = OPENSSL_malloc(blen);
- bout =
- ECDH_compute_key(bbuf, blen, EC_KEY_get0_public_key(a), b, KDF1_SHA1);
-
-# ifdef NOISY
- BIO_puts(out, " key2 =");
- for (i = 0; i < bout; i++) {
- sprintf(buf, "%02X", bbuf[i]);
- BIO_puts(out, buf);
- }
- BIO_puts(out, "\n");
-# else
- BIO_printf(out, ".");
- (void)BIO_flush(out);
-# endif
-
- if ((aout < 4) || (bout != aout) || (memcmp(abuf, bbuf, aout) != 0)) {
-# ifndef NOISY
- BIO_printf(out, " failed\n\n");
- BIO_printf(out, "key a:\n");
- BIO_printf(out, "private key: ");
- BN_print(out, EC_KEY_get0_private_key(a));
- BIO_printf(out, "\n");
- BIO_printf(out, "public key (x,y): ");
- BN_print(out, x_a);
- BIO_printf(out, ",");
- BN_print(out, y_a);
- BIO_printf(out, "\nkey b:\n");
- BIO_printf(out, "private key: ");
- BN_print(out, EC_KEY_get0_private_key(b));
- BIO_printf(out, "\n");
- BIO_printf(out, "public key (x,y): ");
- BN_print(out, x_b);
- BIO_printf(out, ",");
- BN_print(out, y_b);
- BIO_printf(out, "\n");
- BIO_printf(out, "generated key a: ");
- for (i = 0; i < bout; i++) {
- sprintf(buf, "%02X", bbuf[i]);
- BIO_puts(out, buf);
- }
- BIO_printf(out, "\n");
- BIO_printf(out, "generated key b: ");
- for (i = 0; i < aout; i++) {
- sprintf(buf, "%02X", abuf[i]);
- BIO_puts(out, buf);
- }
- BIO_printf(out, "\n");
-# endif
- fprintf(stderr, "Error in ECDH routines\n");
- ret = 0;
- } else {
-# ifndef NOISY
- BIO_printf(out, " ok\n");
-# endif
- ret = 1;
- }
- err:
- ERR_print_errors_fp(stderr);
-
- OPENSSL_free(abuf);
- OPENSSL_free(bbuf);
- BN_free(x_a);
- BN_free(y_a);
- BN_free(x_b);
- BN_free(y_b);
- EC_KEY_free(b);
- EC_KEY_free(a);
- return (ret);
-}
-
-typedef struct {
- const int nid;
- const char *da;
- const char *db;
- const char *Z;
-} ecdh_kat_t;
-
-static const ecdh_kat_t ecdh_kats[] = {
- /* Keys and shared secrets from RFC 5114 */
- { NID_X9_62_prime192v1,
- "323FA3169D8E9C6593F59476BC142000AB5BE0E249C43426",
- "631F95BB4A67632C9C476EEE9AB695AB240A0499307FCF62",
- "AD420182633F8526BFE954ACDA376F05E5FF4F837F54FEBE" },
- { NID_secp224r1,
- "B558EB6C288DA707BBB4F8FBAE2AB9E9CB62E3BC5C7573E22E26D37F",
- "AC3B1ADD3D9770E6F6A708EE9F3B8E0AB3B480E9F27F85C88B5E6D18",
- "52272F50F46F4EDC9151569092F46DF2D96ECC3B6DC1714A4EA949FA" },
- { NID_X9_62_prime256v1,
- "814264145F2F56F2E96A8E337A1284993FAF432A5ABCE59E867B7291D507A3AF",
- "2CE1788EC197E096DB95A200CC0AB26A19CE6BCCAD562B8EEE1B593761CF7F41",
- "DD0F5396219D1EA393310412D19A08F1F5811E9DC8EC8EEA7F80D21C820C2788" },
- { NID_secp384r1,
- "D27335EA71664AF244DD14E9FD1260715DFD8A7965571C48D709EE7A7962A156"
- "D706A90CBCB5DF2986F05FEADB9376F1",
- "52D1791FDB4B70F89C0F00D456C2F7023B6125262C36A7DF1F80231121CCE3D3"
- "9BE52E00C194A4132C4A6C768BCD94D2",
- "5EA1FC4AF7256D2055981B110575E0A8CAE53160137D904C59D926EB1B8456E4"
- "27AA8A4540884C37DE159A58028ABC0E" },
- { NID_secp521r1,
- "0113F82DA825735E3D97276683B2B74277BAD27335EA71664AF2430CC4F33459"
- "B9669EE78B3FFB9B8683015D344DCBFEF6FB9AF4C6C470BE254516CD3C1A1FB4"
- "7362",
- "00CEE3480D8645A17D249F2776D28BAE616952D1791FDB4B70F7C3378732AA1B"
- "22928448BCD1DC2496D435B01048066EBE4F72903C361B1A9DC1193DC2C9D089"
- "1B96",
- "00CDEA89621CFA46B132F9E4CFE2261CDE2D4368EB5656634C7CC98C7A00CDE5"
- "4ED1866A0DD3E6126C9D2F845DAFF82CEB1DA08F5D87521BB0EBECA77911169C"
- "20CC" },
- /* Keys and shared secrets from RFC 5903 */
- { NID_X9_62_prime256v1,
- "C88F01F510D9AC3F70A292DAA2316DE544E9AAB8AFE84049C62A9C57862D1433",
- "C6EF9C5D78AE012A011164ACB397CE2088685D8F06BF9BE0B283AB46476BEE53",
- "D6840F6B42F6EDAFD13116E0E12565202FEF8E9ECE7DCE03812464D04B9442DE" },
- { NID_secp384r1,
- "099F3C7034D4A2C699884D73A375A67F7624EF7C6B3C0F160647B67414DCE655"
- "E35B538041E649EE3FAEF896783AB194",
- "41CB0779B4BDB85D47846725FBEC3C9430FAB46CC8DC5060855CC9BDA0AA2942"
- "E0308312916B8ED2960E4BD55A7448FC",
- "11187331C279962D93D604243FD592CB9D0A926F422E47187521287E7156C5C4"
- "D603135569B9E9D09CF5D4A270F59746" },
- { NID_secp521r1,
- "0037ADE9319A89F4DABDB3EF411AACCCA5123C61ACAB57B5393DCE47608172A0"
- "95AA85A30FE1C2952C6771D937BA9777F5957B2639BAB072462F68C27A57382D"
- "4A52",
- "0145BA99A847AF43793FDD0E872E7CDFA16BE30FDC780F97BCCC3F078380201E"
- "9C677D600B343757A3BDBF2A3163E4C2F869CCA7458AA4A4EFFC311F5CB15168"
- "5EB9",
- "01144C7D79AE6956BC8EDB8E7C787C4521CB086FA64407F97894E5E6B2D79B04"
- "D1427E73CA4BAA240A34786859810C06B3C715A3A8CC3151F2BEE417996D19F3"
- "DDEA" },
- /* Keys and shared secrets from RFC 7027 */
- { NID_brainpoolP256r1,
- "81DB1EE100150FF2EA338D708271BE38300CB54241D79950F77B063039804F1D",
- "55E40BC41E37E3E2AD25C3C6654511FFA8474A91A0032087593852D3E7D76BD3",
- "89AFC39D41D3B327814B80940B042590F96556EC91E6AE7939BCE31F3A18BF2B" },
- { NID_brainpoolP384r1,
- "1E20F5E048A5886F1F157C74E91BDE2B98C8B52D58E5003D57053FC4B0BD65D6"
- "F15EB5D1EE1610DF870795143627D042",
- "032640BC6003C59260F7250C3DB58CE647F98E1260ACCE4ACDA3DD869F74E01F"
- "8BA5E0324309DB6A9831497ABAC96670",
- "0BD9D3A7EA0B3D519D09D8E48D0785FB744A6B355E6304BC51C229FBBCE239BB"
- "ADF6403715C35D4FB2A5444F575D4F42" },
- { NID_brainpoolP512r1,
- "16302FF0DBBB5A8D733DAB7141C1B45ACBC8715939677F6A56850A38BD87BD59"
- "B09E80279609FF333EB9D4C061231FB26F92EEB04982A5F1D1764CAD57665422",
- "230E18E1BCC88A362FA54E4EA3902009292F7F8033624FD471B5D8ACE49D12CF"
- "ABBC19963DAB8E2F1EBA00BFFB29E4D72D13F2224562F405CB80503666B25429",
- "A7927098655F1F9976FA50A9D566865DC530331846381C87256BAF3226244B76"
- "D36403C024D7BBF0AA0803EAFF405D3D24F11A9B5C0BEF679FE1454B21C4CD1F" }
-};
-
/* Given private value and NID, create EC_KEY structure */
static EC_KEY *mk_eckey(int nid, const char *str)
return NULL;
}
-/*
- * Known answer test: compute shared secret and check it matches expected
- * value.
- */
-
-static int ecdh_kat(BIO *out, const ecdh_kat_t *kat)
-{
- int rv = 0;
- EC_KEY *key1 = NULL, *key2 = NULL;
- BIGNUM *bnz = NULL;
- unsigned char *Ztmp = NULL, *Z = NULL;
- size_t Ztmplen, Zlen;
- BIO_puts(out, "Testing ECDH shared secret with ");
- BIO_puts(out, OBJ_nid2sn(kat->nid));
- if(!BN_hex2bn(&bnz, kat->Z))
- goto err;
- key1 = mk_eckey(kat->nid, kat->da);
- key2 = mk_eckey(kat->nid, kat->db);
- if (!key1 || !key2)
- goto err;
- Ztmplen = (EC_GROUP_get_degree(EC_KEY_get0_group(key1)) + 7) / 8;
- Zlen = BN_num_bytes(bnz);
- if (Zlen > Ztmplen)
- goto err;
- if((Ztmp = OPENSSL_zalloc(Ztmplen)) == NULL)
- goto err;
- if((Z = OPENSSL_zalloc(Ztmplen)) == NULL)
- goto err;
- if(!BN_bn2binpad(bnz, Z, Ztmplen))
- goto err;
- if (!ECDH_compute_key(Ztmp, Ztmplen,
- EC_KEY_get0_public_key(key2), key1, 0))
- goto err;
- if (memcmp(Ztmp, Z, Ztmplen))
- goto err;
- memset(Ztmp, 0, Ztmplen);
- if (!ECDH_compute_key(Ztmp, Ztmplen,
- EC_KEY_get0_public_key(key1), key2, 0))
- goto err;
- if (memcmp(Ztmp, Z, Ztmplen))
- goto err;
- rv = 1;
- err:
- EC_KEY_free(key1);
- EC_KEY_free(key2);
- OPENSSL_free(Ztmp);
- OPENSSL_free(Z);
- BN_free(bnz);
- if (rv)
- BIO_puts(out, " ok\n");
- else {
- fprintf(stderr, "Error in ECDH routines\n");
- ERR_print_errors_fp(stderr);
- }
- return rv;
-}
-
#include "ecdhtest_cavs.h"
/*
int main(int argc, char *argv[])
{
- BN_CTX *ctx = NULL;
- int nid, ret = 1;
- EC_builtin_curve *curves = NULL;
- size_t crv_len = 0, n = 0;
+ int ret = 1;
+ size_t n = 0;
BIO *out;
CRYPTO_set_mem_debug(1);
EXIT(1);
BIO_set_fp(out, stdout, BIO_NOCLOSE | BIO_FP_TEXT);
- if ((ctx = BN_CTX_new()) == NULL)
- goto err;
-
- /* get a list of all internal curves */
- crv_len = EC_get_builtin_curves(NULL, 0);
- curves = OPENSSL_malloc(sizeof(*curves) * crv_len);
- if (curves == NULL) goto err;
-
- if (!EC_get_builtin_curves(curves, crv_len)) goto err;
-
/* NAMED CURVES TESTS: moved to evptests.txt */
- /* KATs */
- for (n = 0; n < (sizeof(ecdh_kats)/sizeof(ecdh_kat_t)); n++) {
- if (!ecdh_kat(out, &ecdh_kats[n]))
- goto err;
- }
+ /* KATs: moved to evptests.txt */
/* NIST SP800-56A co-factor ECDH KATs */
for (n = 0; n < (sizeof(ecdh_cavs_kats)/sizeof(ecdh_cavs_kat_t)); n++) {
err:
ERR_print_errors_fp(stderr);
- OPENSSL_free(curves);
- BN_CTX_free(ctx);
BIO_free(out);
#ifndef OPENSSL_NO_CRYPTO_MDEBUG
projects / openssl.git / blobdiff