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acvp_test.c
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acvp_test.c
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/*
* Copyright 2020-2021 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
/*
* A set of tests demonstrating uses cases for CAVS/ACVP testing.
*
* For examples of testing KDF's, Digests, KeyAgreement & DRBG's refer to
* providers/fips/self_test_kats.c
*/
#include <string.h>
#include <openssl/opensslconf.h> /* To see if OPENSSL_NO_EC is defined */
#include <openssl/core_names.h>
#include <openssl/evp.h>
#include <openssl/ec.h>
#include <openssl/dh.h>
#include <openssl/dsa.h>
#include <openssl/rsa.h>
#include <openssl/param_build.h>
#include <openssl/provider.h>
#include <openssl/self_test.h>
#include "testutil.h"
#include "testutil/output.h"
#include "acvp_test.inc"
#include "internal/nelem.h"
typedef enum OPTION_choice {
OPT_ERR = -1,
OPT_EOF = 0,
OPT_CONFIG_FILE,
OPT_TEST_ENUM
} OPTION_CHOICE;
typedef struct st_args {
int enable;
int called;
} SELF_TEST_ARGS;
static OSSL_PROVIDER *prov_null = NULL;
static OSSL_LIB_CTX *libctx = NULL;
static SELF_TEST_ARGS self_test_args = { 0 };
static OSSL_CALLBACK self_test_events;
const OPTIONS *test_get_options(void)
{
static const OPTIONS test_options[] = {
OPT_TEST_OPTIONS_DEFAULT_USAGE,
{ "config", OPT_CONFIG_FILE, '<',
"The configuration file to use for the libctx" },
{ NULL }
};
return test_options;
}
static int pkey_get_bn_bytes(EVP_PKEY *pkey, const char *name,
unsigned char **out, size_t *out_len)
{
unsigned char *buf = NULL;
BIGNUM *bn = NULL;
int sz;
if (!EVP_PKEY_get_bn_param(pkey, name, &bn))
goto err;
sz = BN_num_bytes(bn);
buf = OPENSSL_zalloc(sz);
if (buf == NULL)
goto err;
if (BN_bn2binpad(bn, buf, sz) <= 0)
goto err;
*out_len = sz;
*out = buf;
BN_free(bn);
return 1;
err:
OPENSSL_free(buf);
BN_free(bn);
return 0;
}
static int sig_gen(EVP_PKEY *pkey, OSSL_PARAM *params, const char *digest_name,
const unsigned char *msg, size_t msg_len,
unsigned char **sig_out, size_t *sig_out_len)
{
int ret = 0;
EVP_MD_CTX *md_ctx = NULL;
unsigned char *sig = NULL;
size_t sig_len;
size_t sz = EVP_PKEY_get_size(pkey);
sig_len = sz;
if (!TEST_ptr(sig = OPENSSL_malloc(sz))
|| !TEST_ptr(md_ctx = EVP_MD_CTX_new())
|| !TEST_int_eq(EVP_DigestSignInit_ex(md_ctx, NULL, digest_name, libctx,
NULL, pkey, NULL), 1)
|| !TEST_int_gt(EVP_DigestSign(md_ctx, sig, &sig_len, msg, msg_len), 0))
goto err;
*sig_out = sig;
*sig_out_len = sig_len;
sig = NULL;
ret = 1;
err:
OPENSSL_free(sig);
EVP_MD_CTX_free(md_ctx);
return ret;
}
#ifndef OPENSSL_NO_EC
static int ecdsa_keygen_test(int id)
{
int ret = 0;
EVP_PKEY *pkey = NULL;
unsigned char *priv = NULL;
unsigned char *pubx = NULL, *puby = NULL;
size_t priv_len = 0, pubx_len = 0, puby_len = 0;
const struct ecdsa_keygen_st *tst = &ecdsa_keygen_data[id];
self_test_args.called = 0;
self_test_args.enable = 1;
if (!TEST_ptr(pkey = EVP_PKEY_Q_keygen(libctx, NULL, "EC", tst->curve_name))
|| !TEST_int_ge(self_test_args.called, 3)
|| !TEST_true(pkey_get_bn_bytes(pkey, OSSL_PKEY_PARAM_PRIV_KEY, &priv,
&priv_len))
|| !TEST_true(pkey_get_bn_bytes(pkey, OSSL_PKEY_PARAM_EC_PUB_X, &pubx,
&pubx_len))
|| !TEST_true(pkey_get_bn_bytes(pkey, OSSL_PKEY_PARAM_EC_PUB_Y, &puby,
&puby_len)))
goto err;
test_output_memory("qy", puby, puby_len);
test_output_memory("qx", pubx, pubx_len);
test_output_memory("d", priv, priv_len);
ret = 1;
err:
self_test_args.enable = 0;
self_test_args.called = 0;
OPENSSL_clear_free(priv, priv_len);
OPENSSL_free(pubx);
OPENSSL_free(puby);
EVP_PKEY_free(pkey);
return ret;
}
static int ecdsa_create_pkey(EVP_PKEY **pkey, const char *curve_name,
const unsigned char *pub, size_t pub_len,
int expected)
{
int ret = 0;
EVP_PKEY_CTX *ctx = NULL;
OSSL_PARAM_BLD *bld = NULL;
OSSL_PARAM *params = NULL;
if (!TEST_ptr(bld = OSSL_PARAM_BLD_new())
|| (curve_name != NULL
&& !TEST_true(OSSL_PARAM_BLD_push_utf8_string(
bld, OSSL_PKEY_PARAM_GROUP_NAME, curve_name, 0) > 0))
|| !TEST_true(OSSL_PARAM_BLD_push_octet_string(bld,
OSSL_PKEY_PARAM_PUB_KEY,
pub, pub_len) > 0)
|| !TEST_ptr(params = OSSL_PARAM_BLD_to_param(bld))
|| !TEST_ptr(ctx = EVP_PKEY_CTX_new_from_name(libctx, "EC", NULL))
|| !TEST_int_eq(EVP_PKEY_fromdata_init(ctx), 1)
|| !TEST_int_eq(EVP_PKEY_fromdata(ctx, pkey, EVP_PKEY_PUBLIC_KEY,
params), expected))
goto err;
ret = 1;
err:
OSSL_PARAM_free(params);
OSSL_PARAM_BLD_free(bld);
EVP_PKEY_CTX_free(ctx);
return ret;
}
static int ecdsa_pub_verify_test(int id)
{
const struct ecdsa_pub_verify_st *tst = &ecdsa_pv_data[id];
int ret = 0;
EVP_PKEY_CTX *key_ctx = NULL;
EVP_PKEY *pkey = NULL;
if (!TEST_true(ecdsa_create_pkey(&pkey, tst->curve_name,
tst->pub, tst->pub_len, tst->pass)))
goto err;
if (tst->pass) {
if (!TEST_ptr(key_ctx = EVP_PKEY_CTX_new_from_pkey(libctx, pkey, ""))
|| !TEST_int_eq(EVP_PKEY_public_check(key_ctx), tst->pass))
goto err;
}
ret = 1;
err:
EVP_PKEY_free(pkey);
EVP_PKEY_CTX_free(key_ctx);
return ret;
}
/* Extract r and s from an ecdsa signature */
static int get_ecdsa_sig_rs_bytes(const unsigned char *sig, size_t sig_len,
unsigned char **r, unsigned char **s,
size_t *rlen, size_t *slen)
{
int ret = 0;
unsigned char *rbuf = NULL, *sbuf = NULL;
size_t r1_len, s1_len;
const BIGNUM *r1, *s1;
ECDSA_SIG *sign = d2i_ECDSA_SIG(NULL, &sig, sig_len);
if (sign == NULL)
return 0;
r1 = ECDSA_SIG_get0_r(sign);
s1 = ECDSA_SIG_get0_s(sign);
if (r1 == NULL || s1 == NULL)
goto err;
r1_len = BN_num_bytes(r1);
s1_len = BN_num_bytes(s1);
rbuf = OPENSSL_zalloc(r1_len);
sbuf = OPENSSL_zalloc(s1_len);
if (rbuf == NULL || sbuf == NULL)
goto err;
if (BN_bn2binpad(r1, rbuf, r1_len) <= 0)
goto err;
if (BN_bn2binpad(s1, sbuf, s1_len) <= 0)
goto err;
*r = rbuf;
*s = sbuf;
*rlen = r1_len;
*slen = s1_len;
ret = 1;
err:
if (ret == 0) {
OPENSSL_free(rbuf);
OPENSSL_free(sbuf);
}
ECDSA_SIG_free(sign);
return ret;
}
static int ecdsa_siggen_test(int id)
{
int ret = 0;
EVP_PKEY *pkey = NULL;
size_t sig_len = 0, rlen = 0, slen = 0;
unsigned char *sig = NULL;
unsigned char *r = NULL, *s = NULL;
const struct ecdsa_siggen_st *tst = &ecdsa_siggen_data[id];
if (!TEST_ptr(pkey = EVP_PKEY_Q_keygen(libctx, NULL, "EC", tst->curve_name)))
goto err;
if (!TEST_true(sig_gen(pkey, NULL, tst->digest_alg, tst->msg, tst->msg_len,
&sig, &sig_len))
|| !TEST_true(get_ecdsa_sig_rs_bytes(sig, sig_len, &r, &s, &rlen, &slen)))
goto err;
test_output_memory("r", r, rlen);
test_output_memory("s", s, slen);
ret = 1;
err:
OPENSSL_free(r);
OPENSSL_free(s);
OPENSSL_free(sig);
EVP_PKEY_free(pkey);
return ret;
}
static int ecdsa_sigver_test(int id)
{
int ret = 0;
EVP_MD_CTX *md_ctx = NULL;
EVP_PKEY *pkey = NULL;
ECDSA_SIG *sign = NULL;
size_t sig_len;
unsigned char *sig = NULL;
BIGNUM *rbn = NULL, *sbn = NULL;
const struct ecdsa_sigver_st *tst = &ecdsa_sigver_data[id];
if (!TEST_true(ecdsa_create_pkey(&pkey, tst->curve_name,
tst->pub, tst->pub_len, 1)))
goto err;
if (!TEST_ptr(sign = ECDSA_SIG_new())
|| !TEST_ptr(rbn = BN_bin2bn(tst->r, tst->r_len, NULL))
|| !TEST_ptr(sbn = BN_bin2bn(tst->s, tst->s_len, NULL))
|| !TEST_true(ECDSA_SIG_set0(sign, rbn, sbn)))
goto err;
rbn = sbn = NULL;
ret = TEST_int_gt((sig_len = i2d_ECDSA_SIG(sign, &sig)), 0)
&& TEST_ptr(md_ctx = EVP_MD_CTX_new())
&& TEST_true(EVP_DigestVerifyInit_ex(md_ctx, NULL, tst->digest_alg,
libctx, NULL, pkey, NULL)
&& TEST_int_eq(EVP_DigestVerify(md_ctx, sig, sig_len,
tst->msg, tst->msg_len), tst->pass));
err:
BN_free(rbn);
BN_free(sbn);
OPENSSL_free(sig);
ECDSA_SIG_free(sign);
EVP_PKEY_free(pkey);
EVP_MD_CTX_free(md_ctx);
return ret;
}
#endif /* OPENSSL_NO_EC */
#ifndef OPENSSL_NO_DSA
static int pkey_get_octet_bytes(EVP_PKEY *pkey, const char *name,
unsigned char **out, size_t *out_len)
{
size_t len = 0;
unsigned char *buf = NULL;
if (!EVP_PKEY_get_octet_string_param(pkey, name, NULL, 0, &len))
goto err;
buf = OPENSSL_zalloc(len);
if (buf == NULL)
goto err;
if (!EVP_PKEY_get_octet_string_param(pkey, name, buf, len, out_len))
goto err;
*out = buf;
return 1;
err:
OPENSSL_free(buf);
return 0;
}
static EVP_PKEY *dsa_paramgen(int L, int N)
{
EVP_PKEY_CTX *paramgen_ctx = NULL;
EVP_PKEY *param_key = NULL;
if (!TEST_ptr(paramgen_ctx = EVP_PKEY_CTX_new_from_name(libctx, "DSA", NULL))
|| !TEST_int_gt(EVP_PKEY_paramgen_init(paramgen_ctx), 0)
|| !TEST_true(EVP_PKEY_CTX_set_dsa_paramgen_bits(paramgen_ctx, L))
|| !TEST_true(EVP_PKEY_CTX_set_dsa_paramgen_q_bits(paramgen_ctx, N))
|| !TEST_true(EVP_PKEY_paramgen(paramgen_ctx, ¶m_key)))
return NULL;
EVP_PKEY_CTX_free(paramgen_ctx);
return param_key;
}
static EVP_PKEY *dsa_keygen(int L, int N)
{
EVP_PKEY *param_key = NULL, *key = NULL;
EVP_PKEY_CTX *keygen_ctx = NULL;
if (!TEST_ptr(param_key = dsa_paramgen(L, N))
|| !TEST_ptr(keygen_ctx = EVP_PKEY_CTX_new_from_pkey(libctx, param_key,
NULL))
|| !TEST_int_gt(EVP_PKEY_keygen_init(keygen_ctx), 0)
|| !TEST_int_gt(EVP_PKEY_keygen(keygen_ctx, &key), 0))
goto err;
err:
EVP_PKEY_free(param_key);
EVP_PKEY_CTX_free(keygen_ctx);
return key;
}
static int dsa_keygen_test(int id)
{
int ret = 0, i;
EVP_PKEY_CTX *paramgen_ctx = NULL, *keygen_ctx = NULL;
EVP_PKEY *param_key = NULL, *key = NULL;
unsigned char *priv = NULL, *pub = NULL;
size_t priv_len = 0, pub_len = 0;
const struct dsa_paramgen_st *tst = &dsa_keygen_data[id];
if (!TEST_ptr(param_key = dsa_paramgen(tst->L, tst->N))
|| !TEST_ptr(keygen_ctx = EVP_PKEY_CTX_new_from_pkey(libctx, param_key,
NULL))
|| !TEST_int_gt(EVP_PKEY_keygen_init(keygen_ctx), 0))
goto err;
for (i = 0; i < 2; ++i) {
if (!TEST_int_gt(EVP_PKEY_keygen(keygen_ctx, &key), 0)
|| !TEST_true(pkey_get_bn_bytes(key, OSSL_PKEY_PARAM_PRIV_KEY,
&priv, &priv_len))
|| !TEST_true(pkey_get_bn_bytes(key, OSSL_PKEY_PARAM_PUB_KEY,
&pub, &pub_len)))
goto err;
test_output_memory("y", pub, pub_len);
test_output_memory("x", priv, priv_len);
EVP_PKEY_free(key);
OPENSSL_clear_free(priv, priv_len);
OPENSSL_free(pub);
key = NULL;
pub = priv = NULL;
}
ret = 1;
err:
OPENSSL_clear_free(priv, priv_len);
OPENSSL_free(pub);
EVP_PKEY_free(param_key);
EVP_PKEY_free(key);
EVP_PKEY_CTX_free(keygen_ctx);
EVP_PKEY_CTX_free(paramgen_ctx);
return ret;
}
static int dsa_paramgen_test(int id)
{
int ret = 0, counter = 0;
EVP_PKEY_CTX *paramgen_ctx = NULL;
EVP_PKEY *param_key = NULL;
unsigned char *p = NULL, *q = NULL, *seed = NULL;
size_t plen = 0, qlen = 0, seedlen = 0;
const struct dsa_paramgen_st *tst = &dsa_paramgen_data[id];
if (!TEST_ptr(paramgen_ctx = EVP_PKEY_CTX_new_from_name(libctx, "DSA", NULL))
|| !TEST_int_gt(EVP_PKEY_paramgen_init(paramgen_ctx), 0)
|| !TEST_true(EVP_PKEY_CTX_set_dsa_paramgen_bits(paramgen_ctx, tst->L))
|| !TEST_true(EVP_PKEY_CTX_set_dsa_paramgen_q_bits(paramgen_ctx, tst->N))
|| !TEST_true(EVP_PKEY_paramgen(paramgen_ctx, ¶m_key))
|| !TEST_true(pkey_get_bn_bytes(param_key, OSSL_PKEY_PARAM_FFC_P,
&p, &plen))
|| !TEST_true(pkey_get_bn_bytes(param_key, OSSL_PKEY_PARAM_FFC_Q,
&q, &qlen))
|| !TEST_true(pkey_get_octet_bytes(param_key, OSSL_PKEY_PARAM_FFC_SEED,
&seed, &seedlen))
|| !TEST_true(EVP_PKEY_get_int_param(param_key,
OSSL_PKEY_PARAM_FFC_PCOUNTER,
&counter)))
goto err;
test_output_memory("p", p, plen);
test_output_memory("q", q, qlen);
test_output_memory("domainSeed", seed, seedlen);
test_printf_stderr("%s: %d\n", "counter", counter);
ret = 1;
err:
OPENSSL_free(p);
OPENSSL_free(q);
OPENSSL_free(seed);
EVP_PKEY_free(param_key);
EVP_PKEY_CTX_free(paramgen_ctx);
return ret;
}
static int dsa_create_pkey(EVP_PKEY **pkey,
const unsigned char *p, size_t p_len,
const unsigned char *q, size_t q_len,
const unsigned char *g, size_t g_len,
const unsigned char *seed, size_t seed_len,
int counter,
int validate_pq, int validate_g,
const unsigned char *pub, size_t pub_len,
BN_CTX *bn_ctx)
{
int ret = 0;
EVP_PKEY_CTX *ctx = NULL;
OSSL_PARAM_BLD *bld = NULL;
OSSL_PARAM *params = NULL;
BIGNUM *p_bn = NULL, *q_bn = NULL, *g_bn = NULL, *pub_bn = NULL;
if (!TEST_ptr(bld = OSSL_PARAM_BLD_new())
|| !TEST_ptr(p_bn = BN_CTX_get(bn_ctx))
|| !TEST_ptr(BN_bin2bn(p, p_len, p_bn))
|| !TEST_true(OSSL_PARAM_BLD_push_int(bld,
OSSL_PKEY_PARAM_FFC_VALIDATE_PQ,
validate_pq))
|| !TEST_true(OSSL_PARAM_BLD_push_int(bld,
OSSL_PKEY_PARAM_FFC_VALIDATE_G,
validate_g))
|| !TEST_true(OSSL_PARAM_BLD_push_BN(bld, OSSL_PKEY_PARAM_FFC_P, p_bn))
|| !TEST_ptr(q_bn = BN_CTX_get(bn_ctx))
|| !TEST_ptr(BN_bin2bn(q, q_len, q_bn))
|| !TEST_true(OSSL_PARAM_BLD_push_BN(bld, OSSL_PKEY_PARAM_FFC_Q, q_bn)))
goto err;
if (g != NULL) {
if (!TEST_ptr(g_bn = BN_CTX_get(bn_ctx))
|| !TEST_ptr(BN_bin2bn(g, g_len, g_bn))
|| !TEST_true(OSSL_PARAM_BLD_push_BN(bld,
OSSL_PKEY_PARAM_FFC_G, g_bn)))
goto err;
}
if (seed != NULL) {
if (!TEST_true(OSSL_PARAM_BLD_push_octet_string(bld,
OSSL_PKEY_PARAM_FFC_SEED, seed, seed_len)))
goto err;
}
if (counter != -1) {
if (!TEST_true(OSSL_PARAM_BLD_push_int(bld,
OSSL_PKEY_PARAM_FFC_PCOUNTER,
counter)))
goto err;
}
if (pub != NULL) {
if (!TEST_ptr(pub_bn = BN_CTX_get(bn_ctx))
|| !TEST_ptr(BN_bin2bn(pub, pub_len, pub_bn))
|| !TEST_true(OSSL_PARAM_BLD_push_BN(bld,
OSSL_PKEY_PARAM_PUB_KEY,
pub_bn)))
goto err;
}
if (!TEST_ptr(params = OSSL_PARAM_BLD_to_param(bld))
|| !TEST_ptr(ctx = EVP_PKEY_CTX_new_from_name(libctx, "DSA", NULL))
|| !TEST_int_eq(EVP_PKEY_fromdata_init(ctx), 1)
|| !TEST_int_eq(EVP_PKEY_fromdata(ctx, pkey, EVP_PKEY_PUBLIC_KEY,
params), 1))
goto err;
ret = 1;
err:
OSSL_PARAM_free(params);
OSSL_PARAM_BLD_free(bld);
EVP_PKEY_CTX_free(ctx);
return ret;
}
static int dsa_pqver_test(int id)
{
int ret = 0;
BN_CTX *bn_ctx = NULL;
EVP_PKEY_CTX *key_ctx = NULL;
EVP_PKEY *param_key = NULL;
const struct dsa_pqver_st *tst = &dsa_pqver_data[id];
if (!TEST_ptr(bn_ctx = BN_CTX_new_ex(libctx))
|| !TEST_true(dsa_create_pkey(¶m_key, tst->p, tst->p_len,
tst->q, tst->q_len, NULL, 0,
tst->seed, tst->seed_len, tst->counter,
1, 0,
NULL, 0,
bn_ctx))
|| !TEST_ptr(key_ctx = EVP_PKEY_CTX_new_from_pkey(libctx, param_key,
NULL))
|| !TEST_int_eq(EVP_PKEY_param_check(key_ctx), tst->pass))
goto err;
ret = 1;
err:
BN_CTX_free(bn_ctx);
EVP_PKEY_free(param_key);
EVP_PKEY_CTX_free(key_ctx);
return ret;
}
/* Extract r and s from a dsa signature */
static int get_dsa_sig_rs_bytes(const unsigned char *sig, size_t sig_len,
unsigned char **r, unsigned char **s,
size_t *r_len, size_t *s_len)
{
int ret = 0;
unsigned char *rbuf = NULL, *sbuf = NULL;
size_t r1_len, s1_len;
const BIGNUM *r1, *s1;
DSA_SIG *sign = d2i_DSA_SIG(NULL, &sig, sig_len);
if (sign == NULL)
return 0;
DSA_SIG_get0(sign, &r1, &s1);
if (r1 == NULL || s1 == NULL)
goto err;
r1_len = BN_num_bytes(r1);
s1_len = BN_num_bytes(s1);
rbuf = OPENSSL_zalloc(r1_len);
sbuf = OPENSSL_zalloc(s1_len);
if (rbuf == NULL || sbuf == NULL)
goto err;
if (BN_bn2binpad(r1, rbuf, r1_len) <= 0)
goto err;
if (BN_bn2binpad(s1, sbuf, s1_len) <= 0)
goto err;
*r = rbuf;
*s = sbuf;
*r_len = r1_len;
*s_len = s1_len;
ret = 1;
err:
if (ret == 0) {
OPENSSL_free(rbuf);
OPENSSL_free(sbuf);
}
DSA_SIG_free(sign);
return ret;
}
static int dsa_siggen_test(int id)
{
int ret = 0;
EVP_PKEY *pkey = NULL;
unsigned char *sig = NULL, *r = NULL, *s = NULL;
size_t sig_len = 0, rlen = 0, slen = 0;
const struct dsa_siggen_st *tst = &dsa_siggen_data[id];
if (!TEST_ptr(pkey = dsa_keygen(tst->L, tst->N)))
goto err;
if (!TEST_true(sig_gen(pkey, NULL, tst->digest_alg, tst->msg, tst->msg_len,
&sig, &sig_len))
|| !TEST_true(get_dsa_sig_rs_bytes(sig, sig_len, &r, &s, &rlen, &slen)))
goto err;
test_output_memory("r", r, rlen);
test_output_memory("s", s, slen);
ret = 1;
err:
OPENSSL_free(r);
OPENSSL_free(s);
OPENSSL_free(sig);
EVP_PKEY_free(pkey);
return ret;
}
static int dsa_sigver_test(int id)
{
int ret = 0;
EVP_PKEY_CTX *ctx = NULL;
EVP_PKEY *pkey = NULL;
DSA_SIG *sign = NULL;
size_t sig_len;
unsigned char *sig = NULL;
BIGNUM *rbn = NULL, *sbn = NULL;
EVP_MD *md = NULL;
unsigned char digest[EVP_MAX_MD_SIZE];
unsigned int digest_len;
BN_CTX *bn_ctx = NULL;
const struct dsa_sigver_st *tst = &dsa_sigver_data[id];
if (!TEST_ptr(bn_ctx = BN_CTX_new())
|| !TEST_true(dsa_create_pkey(&pkey, tst->p, tst->p_len,
tst->q, tst->q_len, tst->g, tst->g_len,
NULL, 0, 0, 0, 0, tst->pub, tst->pub_len,
bn_ctx)))
goto err;
if (!TEST_ptr(sign = DSA_SIG_new())
|| !TEST_ptr(rbn = BN_bin2bn(tst->r, tst->r_len, NULL))
|| !TEST_ptr(sbn = BN_bin2bn(tst->s, tst->s_len, NULL))
|| !TEST_true(DSA_SIG_set0(sign, rbn, sbn)))
goto err;
rbn = sbn = NULL;
if (!TEST_ptr(md = EVP_MD_fetch(libctx, tst->digest_alg, ""))
|| !TEST_true(EVP_Digest(tst->msg, tst->msg_len,
digest, &digest_len, md, NULL)))
goto err;
if (!TEST_int_gt((sig_len = i2d_DSA_SIG(sign, &sig)), 0)
|| !TEST_ptr(ctx = EVP_PKEY_CTX_new_from_pkey(libctx, pkey, ""))
|| !TEST_int_gt(EVP_PKEY_verify_init(ctx), 0)
|| !TEST_int_eq(EVP_PKEY_verify(ctx, sig, sig_len, digest, digest_len),
tst->pass))
goto err;
ret = 1;
err:
EVP_PKEY_CTX_free(ctx);
OPENSSL_free(sig);
EVP_MD_free(md);
DSA_SIG_free(sign);
EVP_PKEY_free(pkey);
BN_free(rbn);
BN_free(sbn);
BN_CTX_free(bn_ctx);
return ret;
}
#endif /* OPENSSL_NO_DSA */
/* cipher encrypt/decrypt */
static int cipher_enc(const char *alg,
const unsigned char *pt, size_t pt_len,
const unsigned char *key, size_t key_len,
const unsigned char *iv, size_t iv_len,
const unsigned char *ct, size_t ct_len,
int enc)
{
int ret = 0, out_len = 0, len = 0;
EVP_CIPHER_CTX *ctx = NULL;
EVP_CIPHER *cipher = NULL;
unsigned char out[256] = { 0 };
TEST_note("%s : %s", alg, enc ? "encrypt" : "decrypt");
if (!TEST_ptr(ctx = EVP_CIPHER_CTX_new())
|| !TEST_ptr(cipher = EVP_CIPHER_fetch(libctx, alg, ""))
|| !TEST_true(EVP_CipherInit_ex(ctx, cipher, NULL, key, iv, enc))
|| !TEST_true(EVP_CIPHER_CTX_set_padding(ctx, 0))
|| !TEST_true(EVP_CipherUpdate(ctx, out, &len, pt, pt_len))
|| !TEST_true(EVP_CipherFinal_ex(ctx, out + len, &out_len)))
goto err;
out_len += len;
if (!TEST_mem_eq(out, out_len, ct, ct_len))
goto err;
ret = 1;
err:
EVP_CIPHER_free(cipher);
EVP_CIPHER_CTX_free(ctx);
return ret;
}
static int cipher_enc_dec_test(int id)
{
const struct cipher_st *tst = &cipher_enc_data[id];
const int enc = 1;
return TEST_true(cipher_enc(tst->alg, tst->pt, tst->pt_len,
tst->key, tst->key_len,
tst->iv, tst->iv_len,
tst->ct, tst->ct_len, enc))
&& TEST_true(cipher_enc(tst->alg, tst->ct, tst->ct_len,
tst->key, tst->key_len,
tst->iv, tst->iv_len,
tst->pt, tst->pt_len, !enc));
}
static int aes_ccm_enc_dec(const char *alg,
const unsigned char *pt, size_t pt_len,
const unsigned char *key, size_t key_len,
const unsigned char *iv, size_t iv_len,
const unsigned char *aad, size_t aad_len,
const unsigned char *ct, size_t ct_len,
const unsigned char *tag, size_t tag_len,
int enc, int pass)
{
int ret = 0;
EVP_CIPHER_CTX *ctx;
EVP_CIPHER *cipher = NULL;
int out_len, len;
unsigned char out[1024];
TEST_note("%s : %s : expected to %s", alg, enc ? "encrypt" : "decrypt",
pass ? "pass" : "fail");
if (!TEST_ptr(ctx = EVP_CIPHER_CTX_new())
|| !TEST_ptr(cipher = EVP_CIPHER_fetch(libctx, alg, ""))
|| !TEST_true(EVP_CipherInit_ex(ctx, cipher, NULL, NULL, NULL, enc))
|| !TEST_int_gt(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_IVLEN, iv_len,
NULL), 0)
|| !TEST_int_gt(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG, tag_len,
enc ? NULL : (void *)tag), 0)
|| !TEST_true(EVP_CipherInit_ex(ctx, NULL, NULL, key, iv, enc))
|| !TEST_true(EVP_CIPHER_CTX_set_padding(ctx, 0))
|| !TEST_true(EVP_CipherUpdate(ctx, NULL, &len, NULL, pt_len))
|| !TEST_true(EVP_CipherUpdate(ctx, NULL, &len, aad, aad_len))
|| !TEST_int_eq(EVP_CipherUpdate(ctx, out, &len, pt, pt_len), pass))
goto err;
if (!pass) {
ret = 1;
goto err;
}
if (!TEST_true(EVP_CipherFinal_ex(ctx, out + len, &out_len)))
goto err;
if (enc) {
out_len += len;
if (!TEST_int_gt(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_GET_TAG,
tag_len, out + out_len), 0)
|| !TEST_mem_eq(out, out_len, ct, ct_len)
|| !TEST_mem_eq(out + out_len, tag_len, tag, tag_len))
goto err;
} else {
if (!TEST_mem_eq(out, out_len + len, ct, ct_len))
goto err;
}
ret = 1;
err:
EVP_CIPHER_free(cipher);
EVP_CIPHER_CTX_free(ctx);
return ret;
}
static int aes_ccm_enc_dec_test(int id)
{
const struct cipher_ccm_st *tst = &aes_ccm_enc_data[id];
/* The tag is on the end of the cipher text */
const size_t tag_len = tst->ct_len - tst->pt_len;
const size_t ct_len = tst->ct_len - tag_len;
const unsigned char *tag = tst->ct + ct_len;
const int enc = 1;
const int pass = 1;
if (ct_len < 1)
return 0;
return aes_ccm_enc_dec(tst->alg, tst->pt, tst->pt_len,
tst->key, tst->key_len,
tst->iv, tst->iv_len, tst->aad, tst->aad_len,
tst->ct, ct_len, tag, tag_len, enc, pass)
&& aes_ccm_enc_dec(tst->alg, tst->ct, ct_len,
tst->key, tst->key_len,
tst->iv, tst->iv_len, tst->aad, tst->aad_len,
tst->pt, tst->pt_len, tag, tag_len, !enc, pass)
/* test that it fails if the tag is incorrect */
&& aes_ccm_enc_dec(tst->alg, tst->ct, ct_len,
tst->key, tst->key_len,
tst->iv, tst->iv_len, tst->aad, tst->aad_len,
tst->pt, tst->pt_len,
tag - 1, tag_len, !enc, !pass);
}
static int aes_gcm_enc_dec(const char *alg,
const unsigned char *pt, size_t pt_len,
const unsigned char *key, size_t key_len,
const unsigned char *iv, size_t iv_len,
const unsigned char *aad, size_t aad_len,
const unsigned char *ct, size_t ct_len,
const unsigned char *tag, size_t tag_len,
int enc, int pass)
{
int ret = 0;
EVP_CIPHER_CTX *ctx;
EVP_CIPHER *cipher = NULL;
int out_len, len;
unsigned char out[1024];
TEST_note("%s : %s : expected to %s", alg, enc ? "encrypt" : "decrypt",
pass ? "pass" : "fail");
if (!TEST_ptr(ctx = EVP_CIPHER_CTX_new())
|| !TEST_ptr(cipher = EVP_CIPHER_fetch(libctx, alg, ""))
|| !TEST_true(EVP_CipherInit_ex(ctx, cipher, NULL, NULL, NULL, enc))
|| !TEST_int_gt(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_IVLEN, iv_len,
NULL), 0))
goto err;
if (!enc) {
if (!TEST_int_gt(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG, tag_len,
(void *)tag), 0))
goto err;
}
/*
* For testing purposes the IV it being set here. In a compliant application
* the IV would be generated internally. A fake entropy source could also
* be used to feed in the random IV bytes (see fake_random.c)
*/
if (!TEST_true(EVP_CipherInit_ex(ctx, NULL, NULL, key, iv, enc))
|| !TEST_true(EVP_CIPHER_CTX_set_padding(ctx, 0))
|| !TEST_true(EVP_CipherUpdate(ctx, NULL, &len, aad, aad_len))
|| !TEST_true(EVP_CipherUpdate(ctx, out, &len, pt, pt_len)))
goto err;
if (!TEST_int_eq(EVP_CipherFinal_ex(ctx, out + len, &out_len), pass))
goto err;
if (!pass) {
ret = 1;
goto err;
}
out_len += len;
if (enc) {
if (!TEST_mem_eq(out, out_len, ct, ct_len)
|| !TEST_int_gt(EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_GET_TAG,
tag_len, out + out_len), 0)
|| !TEST_mem_eq(out + out_len, tag_len, tag, tag_len))
goto err;
} else {
if (!TEST_mem_eq(out, out_len, ct, ct_len))
goto err;
}
ret = 1;
err:
EVP_CIPHER_free(cipher);
EVP_CIPHER_CTX_free(ctx);
return ret;
}
static int aes_gcm_enc_dec_test(int id)
{
const struct cipher_gcm_st *tst = &aes_gcm_enc_data[id];
int enc = 1;
int pass = 1;
return aes_gcm_enc_dec(tst->alg, tst->pt, tst->pt_len,
tst->key, tst->key_len,
tst->iv, tst->iv_len, tst->aad, tst->aad_len,
tst->ct, tst->ct_len, tst->tag, tst->tag_len,
enc, pass)
&& aes_gcm_enc_dec(tst->alg, tst->ct, tst->ct_len,
tst->key, tst->key_len,
tst->iv, tst->iv_len, tst->aad, tst->aad_len,
tst->pt, tst->pt_len, tst->tag, tst->tag_len,
!enc, pass)
/* Fail if incorrect tag passed to decrypt */
&& aes_gcm_enc_dec(tst->alg, tst->ct, tst->ct_len,
tst->key, tst->key_len,
tst->iv, tst->iv_len, tst->aad, tst->aad_len,
tst->pt, tst->pt_len, tst->aad, tst->tag_len,
!enc, !pass);
}
#ifndef OPENSSL_NO_DH
static int dh_create_pkey(EVP_PKEY **pkey, const char *group_name,
const unsigned char *pub, size_t pub_len,
const unsigned char *priv, size_t priv_len,
BN_CTX *bn_ctx, int pass)
{
int ret = 0;
EVP_PKEY_CTX *ctx = NULL;
OSSL_PARAM_BLD *bld = NULL;
OSSL_PARAM *params = NULL;
BIGNUM *pub_bn = NULL, *priv_bn = NULL;
if (!TEST_ptr(bld = OSSL_PARAM_BLD_new())
|| (group_name != NULL
&& !TEST_int_gt(OSSL_PARAM_BLD_push_utf8_string(
bld, OSSL_PKEY_PARAM_GROUP_NAME,
group_name, 0), 0)))
goto err;
if (pub != NULL) {
if (!TEST_ptr(pub_bn = BN_CTX_get(bn_ctx))
|| !TEST_ptr(BN_bin2bn(pub, pub_len, pub_bn))
|| !TEST_true(OSSL_PARAM_BLD_push_BN(bld, OSSL_PKEY_PARAM_PUB_KEY,
pub_bn)))
goto err;
}
if (priv != NULL) {
if (!TEST_ptr(priv_bn = BN_CTX_get(bn_ctx))
|| !TEST_ptr(BN_bin2bn(priv, priv_len, priv_bn))
|| !TEST_true(OSSL_PARAM_BLD_push_BN(bld, OSSL_PKEY_PARAM_PRIV_KEY,
priv_bn)))
goto err;
}
if (!TEST_ptr(params = OSSL_PARAM_BLD_to_param(bld))
|| !TEST_ptr(ctx = EVP_PKEY_CTX_new_from_name(libctx, "DH", NULL))
|| !TEST_int_eq(EVP_PKEY_fromdata_init(ctx), 1)
|| !TEST_int_eq(EVP_PKEY_fromdata(ctx, pkey, EVP_PKEY_KEYPAIR, params),
pass))
goto err;
ret = 1;
err:
OSSL_PARAM_free(params);
OSSL_PARAM_BLD_free(bld);
EVP_PKEY_CTX_free(ctx);
return ret;
}
static int dh_safe_prime_keygen_test(int id)
{
int ret = 0;
EVP_PKEY_CTX *ctx = NULL;
EVP_PKEY *pkey = NULL;
unsigned char *priv = NULL;
unsigned char *pub = NULL;
size_t priv_len = 0, pub_len = 0;
OSSL_PARAM params[2];
const struct dh_safe_prime_keygen_st *tst = &dh_safe_prime_keygen_data[id];
params[0] = OSSL_PARAM_construct_utf8_string(OSSL_PKEY_PARAM_GROUP_NAME,
(char *)tst->group_name, 0);
params[1] = OSSL_PARAM_construct_end();
if (!TEST_ptr(ctx = EVP_PKEY_CTX_new_from_name(libctx, "DH", NULL))
|| !TEST_int_gt(EVP_PKEY_keygen_init(ctx), 0)
|| !TEST_true(EVP_PKEY_CTX_set_params(ctx, params))
|| !TEST_int_gt(EVP_PKEY_keygen(ctx, &pkey), 0)
|| !TEST_true(pkey_get_bn_bytes(pkey, OSSL_PKEY_PARAM_PRIV_KEY,
&priv, &priv_len))
|| !TEST_true(pkey_get_bn_bytes(pkey, OSSL_PKEY_PARAM_PUB_KEY,
&pub, &pub_len)))
goto err;
test_output_memory("x", priv, priv_len);
test_output_memory("y", pub, pub_len);
ret = 1;
err:
OPENSSL_clear_free(priv, priv_len);
OPENSSL_free(pub);
EVP_PKEY_free(pkey);
EVP_PKEY_CTX_free(ctx);
return ret;
}
static int dh_safe_prime_keyver_test(int id)
{
int ret = 0;
BN_CTX *bn_ctx = NULL;
EVP_PKEY_CTX *key_ctx = NULL;
EVP_PKEY *pkey = NULL;
const struct dh_safe_prime_keyver_st *tst = &dh_safe_prime_keyver_data[id];
if (!TEST_ptr(bn_ctx = BN_CTX_new_ex(libctx))
|| !TEST_true(dh_create_pkey(&pkey, tst->group_name,
tst->pub, tst->pub_len,
tst->priv, tst->priv_len, bn_ctx, 1))
|| !TEST_ptr(key_ctx = EVP_PKEY_CTX_new_from_pkey(libctx, pkey, ""))
|| !TEST_int_eq(EVP_PKEY_check(key_ctx), tst->pass))
goto err;
ret = 1;
err:
EVP_PKEY_free(pkey);
EVP_PKEY_CTX_free(key_ctx);
BN_CTX_free(bn_ctx);
return ret;
}