static void prepare_digest_methods()
{
size_t i;
struct session_op sess;
int cfd;
if ((cfd = open("/dev/crypto", O_RDWR, 0)) < 0)
return;
memset(&sess, 0, sizeof(sess));
for (i = 0, known_digest_nids_amount = 0; i < OSSL_NELEM(digest_data);
i++) {
/*
* Check that the algo is really availably by trying to open and close
* a session.
*/
sess.mac = digest_data[i].devcryptoid;
if (ioctl(cfd, CIOCGSESSION, &sess) < 0
|| ioctl(cfd, CIOCFSESSION, &sess) < 0)
continue;
if ((known_digest_methods[i] = EVP_MD_meth_new(digest_data[i].nid,
NID_undef)) == NULL
|| !EVP_MD_meth_set_result_size(known_digest_methods[i],
digest_data[i].digestlen)
|| !EVP_MD_meth_set_init(known_digest_methods[i], digest_init)
|| !EVP_MD_meth_set_update(known_digest_methods[i], digest_update)
|| !EVP_MD_meth_set_final(known_digest_methods[i], digest_final)
|| !EVP_MD_meth_set_cleanup(known_digest_methods[i], digest_cleanup)
|| !EVP_MD_meth_set_app_datasize(known_digest_methods[i],
sizeof(struct digest_ctx))) {
EVP_MD_meth_free(known_digest_methods[i]);
known_digest_methods[i] = NULL;
} else {
known_digest_nids[known_digest_nids_amount++] = digest_data[i].nid;
}
}
close(cfd);
}
static const EVP_MD *digest_md5(void)
{
if (_hidden_md5_md == NULL) {
EVP_MD *md;
if ((md = EVP_MD_meth_new(NID_md5, NID_md5WithRSAEncryption)) == NULL
|| !EVP_MD_meth_set_result_size(md, MD5_DIGEST_LENGTH)
|| !EVP_MD_meth_set_input_blocksize(md, MD5_CBLOCK)
|| !EVP_MD_meth_set_app_datasize(md,
sizeof(EVP_MD *) + sizeof(MD5_CTX))
|| !EVP_MD_meth_set_flags(md, 0)
|| !EVP_MD_meth_set_init(md, digest_md5_init)
|| !EVP_MD_meth_set_update(md, digest_md5_update)
|| !EVP_MD_meth_set_final(md, digest_md5_final)) {
EVP_MD_meth_free(md);
md = NULL;
}
_hidden_md5_md = md;
}
return _hidden_md5_md;
}
static const EVP_MD *digest_sha512(void)
{
if (_hidden_sha512_md == NULL) {
EVP_MD *md;
if ((md = EVP_MD_meth_new(NID_sha512, NID_sha512WithRSAEncryption)) == NULL
|| !EVP_MD_meth_set_result_size(md, SHA512_DIGEST_LENGTH)
|| !EVP_MD_meth_set_input_blocksize(md, SHA512_CBLOCK)
|| !EVP_MD_meth_set_app_datasize(md,
sizeof(EVP_MD *) + sizeof(SHA512_CTX))
|| !EVP_MD_meth_set_flags(md, EVP_MD_FLAG_DIGALGID_ABSENT)
|| !EVP_MD_meth_set_init(md, digest_sha512_init)
|| !EVP_MD_meth_set_update(md, digest_sha512_update)
|| !EVP_MD_meth_set_final(md, digest_sha512_final)) {
EVP_MD_meth_free(md);
md = NULL;
}
_hidden_sha512_md = md;
}
return _hidden_sha512_md;
}
static const EVP_MD *test_sha_md(void)
{
if (sha1_md == NULL) {
EVP_MD *md;
if ((md = EVP_MD_meth_new(NID_sha1, NID_sha1WithRSAEncryption)) == NULL
|| !EVP_MD_meth_set_result_size(md, SHA_DIGEST_LENGTH)
|| !EVP_MD_meth_set_input_blocksize(md, SHA_CBLOCK)
|| !EVP_MD_meth_set_app_datasize(md,
sizeof(EVP_MD *) + sizeof(SHA_CTX))
|| !EVP_MD_meth_set_flags(md, 0)
|| !EVP_MD_meth_set_init(md, test_sha1_init)
|| !EVP_MD_meth_set_update(md, test_sha1_update)
|| !EVP_MD_meth_set_final(md, test_sha1_final)) {
EVP_MD_meth_free(md);
md = NULL;
}
sha1_md = md;
}
return sha1_md;
}
EVP_MD *digest_gost2012_512(void)
{
if (_hidden_GostR3411_2012_512_md == NULL) {
EVP_MD *md;
if ((md =
EVP_MD_meth_new(NID_id_GostR3411_2012_512, NID_undef)) == NULL
|| !EVP_MD_meth_set_result_size(md, 64)
|| !EVP_MD_meth_set_input_blocksize(md, 64)
|| !EVP_MD_meth_set_app_datasize(md, sizeof(gost2012_hash_ctx))
|| !EVP_MD_meth_set_init(md, gost_digest_init512)
|| !EVP_MD_meth_set_update(md, gost_digest_update)
|| !EVP_MD_meth_set_final(md, gost_digest_final)
|| !EVP_MD_meth_set_copy(md, gost_digest_copy)
|| !EVP_MD_meth_set_ctrl(md, gost_digest_ctrl_512)
|| !EVP_MD_meth_set_cleanup(md, gost_digest_cleanup)) {
EVP_MD_meth_free(md);
md = NULL;
}
_hidden_GostR3411_2012_512_md = md;
}
return _hidden_GostR3411_2012_512_md;
}
EVP_MD *digest_gost(void)
{
if (_hidden_GostR3411_94_md == NULL) {
EVP_MD *md;
if ((md = EVP_MD_meth_new(NID_id_GostR3411_94, NID_undef)) == NULL
|| !EVP_MD_meth_set_result_size(md, 32)
|| !EVP_MD_meth_set_input_blocksize(md, 32)
|| !EVP_MD_meth_set_app_datasize(md,
sizeof(struct
ossl_gost_digest_ctx))
|| !EVP_MD_meth_set_init(md, gost_digest_init)
|| !EVP_MD_meth_set_update(md, gost_digest_update)
|| !EVP_MD_meth_set_final(md, gost_digest_final)
|| !EVP_MD_meth_set_copy(md, gost_digest_copy)
|| !EVP_MD_meth_set_cleanup(md, gost_digest_cleanup)) {
EVP_MD_meth_free(md);
md = NULL;
}
_hidden_GostR3411_94_md = md;
}
return _hidden_GostR3411_94_md;
}
static int bind_dasync(ENGINE *e)
{
/* Setup RSA_METHOD */
if ((dasync_rsa_method = RSA_meth_new("Dummy Async RSA method", 0)) == NULL
|| RSA_meth_set_pub_enc(dasync_rsa_method, dasync_pub_enc) == 0
|| RSA_meth_set_pub_dec(dasync_rsa_method, dasync_pub_dec) == 0
|| RSA_meth_set_priv_enc(dasync_rsa_method, dasync_rsa_priv_enc) == 0
|| RSA_meth_set_priv_dec(dasync_rsa_method, dasync_rsa_priv_dec) == 0
|| RSA_meth_set_mod_exp(dasync_rsa_method, dasync_rsa_mod_exp) == 0
|| RSA_meth_set_bn_mod_exp(dasync_rsa_method, BN_mod_exp_mont) == 0
|| RSA_meth_set_init(dasync_rsa_method, dasync_rsa_init) == 0
|| RSA_meth_set_finish(dasync_rsa_method, dasync_rsa_finish) == 0) {
DASYNCerr(DASYNC_F_BIND_DASYNC, DASYNC_R_INIT_FAILED);
return 0;
}
/* Ensure the dasync error handling is set up */
ERR_load_DASYNC_strings();
if (!ENGINE_set_id(e, engine_dasync_id)
|| !ENGINE_set_name(e, engine_dasync_name)
|| !ENGINE_set_RSA(e, dasync_rsa_method)
|| !ENGINE_set_digests(e, dasync_digests)
|| !ENGINE_set_ciphers(e, dasync_ciphers)
|| !ENGINE_set_destroy_function(e, dasync_destroy)
|| !ENGINE_set_init_function(e, dasync_init)
|| !ENGINE_set_finish_function(e, dasync_finish)) {
DASYNCerr(DASYNC_F_BIND_DASYNC, DASYNC_R_INIT_FAILED);
return 0;
}
/*
* Set up the EVP_CIPHER and EVP_MD objects for the ciphers/digests
* supplied by this engine
*/
_hidden_sha1_md = EVP_MD_meth_new(NID_sha1, NID_sha1WithRSAEncryption);
if (_hidden_sha1_md == NULL
|| !EVP_MD_meth_set_result_size(_hidden_sha1_md, SHA_DIGEST_LENGTH)
|| !EVP_MD_meth_set_input_blocksize(_hidden_sha1_md, SHA_CBLOCK)
|| !EVP_MD_meth_set_app_datasize(_hidden_sha1_md,
sizeof(EVP_MD *) + sizeof(SHA_CTX))
|| !EVP_MD_meth_set_flags(_hidden_sha1_md, EVP_MD_FLAG_DIGALGID_ABSENT)
|| !EVP_MD_meth_set_init(_hidden_sha1_md, dasync_sha1_init)
|| !EVP_MD_meth_set_update(_hidden_sha1_md, dasync_sha1_update)
|| !EVP_MD_meth_set_final(_hidden_sha1_md, dasync_sha1_final)) {
EVP_MD_meth_free(_hidden_sha1_md);
_hidden_sha1_md = NULL;
}
_hidden_aes_128_cbc = EVP_CIPHER_meth_new(NID_aes_128_cbc,
16 /* block size */,
16 /* key len */);
if (_hidden_aes_128_cbc == NULL
|| !EVP_CIPHER_meth_set_iv_length(_hidden_aes_128_cbc,16)
|| !EVP_CIPHER_meth_set_flags(_hidden_aes_128_cbc,
EVP_CIPH_FLAG_DEFAULT_ASN1
| EVP_CIPH_CBC_MODE
| EVP_CIPH_FLAG_PIPELINE)
|| !EVP_CIPHER_meth_set_init(_hidden_aes_128_cbc,
dasync_aes128_init_key)
|| !EVP_CIPHER_meth_set_do_cipher(_hidden_aes_128_cbc,
dasync_aes128_cbc_cipher)
|| !EVP_CIPHER_meth_set_cleanup(_hidden_aes_128_cbc,
dasync_aes128_cbc_cleanup)
|| !EVP_CIPHER_meth_set_ctrl(_hidden_aes_128_cbc,
dasync_aes128_cbc_ctrl)
|| !EVP_CIPHER_meth_set_impl_ctx_size(_hidden_aes_128_cbc,
sizeof(struct dasync_pipeline_ctx))) {
EVP_CIPHER_meth_free(_hidden_aes_128_cbc);
_hidden_aes_128_cbc = NULL;
}
_hidden_aes_128_cbc_hmac_sha1 = EVP_CIPHER_meth_new(
NID_aes_128_cbc_hmac_sha1,
16 /* block size */,
16 /* key len */);
if (_hidden_aes_128_cbc_hmac_sha1 == NULL
|| !EVP_CIPHER_meth_set_iv_length(_hidden_aes_128_cbc_hmac_sha1,16)
|| !EVP_CIPHER_meth_set_flags(_hidden_aes_128_cbc_hmac_sha1,
EVP_CIPH_CBC_MODE
| EVP_CIPH_FLAG_DEFAULT_ASN1
| EVP_CIPH_FLAG_AEAD_CIPHER
| EVP_CIPH_FLAG_PIPELINE)
|| !EVP_CIPHER_meth_set_init(_hidden_aes_128_cbc_hmac_sha1,
dasync_aes128_cbc_hmac_sha1_init_key)
|| !EVP_CIPHER_meth_set_do_cipher(_hidden_aes_128_cbc_hmac_sha1,
dasync_aes128_cbc_hmac_sha1_cipher)
|| !EVP_CIPHER_meth_set_cleanup(_hidden_aes_128_cbc_hmac_sha1,
dasync_aes128_cbc_hmac_sha1_cleanup)
|| !EVP_CIPHER_meth_set_ctrl(_hidden_aes_128_cbc_hmac_sha1,
dasync_aes128_cbc_hmac_sha1_ctrl)
|| !EVP_CIPHER_meth_set_impl_ctx_size(_hidden_aes_128_cbc_hmac_sha1,
sizeof(struct dasync_pipeline_ctx))) {
EVP_CIPHER_meth_free(_hidden_aes_128_cbc_hmac_sha1);
_hidden_aes_128_cbc_hmac_sha1 = NULL;
}
return 1;
}
static void prepare_digest_methods(void)
{
size_t i;
struct session_op sess1, sess2;
#ifdef CIOCGSESSINFO
struct session_info_op siop;
#endif
struct cphash_op cphash;
memset(&digest_driver_info, 0, sizeof(digest_driver_info));
memset(&sess1, 0, sizeof(sess1));
memset(&sess2, 0, sizeof(sess2));
for (i = 0, known_digest_nids_amount = 0; i < OSSL_NELEM(digest_data);
i++) {
selected_digests[i] = 1;
/*
* Check that the digest is usable
*/
sess1.mac = digest_data[i].devcryptoid;
sess2.ses = 0;
if (ioctl(cfd, CIOCGSESSION, &sess1) < 0) {
digest_driver_info[i].status = DEVCRYPTO_STATUS_NO_CIOCGSESSION;
goto finish;
}
#ifdef CIOCGSESSINFO
/* gather hardware acceleration info from the driver */
siop.ses = sess1.ses;
if (ioctl(cfd, CIOCGSESSINFO, &siop) < 0) {
digest_driver_info[i].accelerated = DEVCRYPTO_ACCELERATION_UNKNOWN;
} else {
digest_driver_info[i].driver_name =
OPENSSL_strndup(siop.hash_info.cra_driver_name,
CRYPTODEV_MAX_ALG_NAME);
if (siop.flags & SIOP_FLAG_KERNEL_DRIVER_ONLY)
digest_driver_info[i].accelerated = DEVCRYPTO_ACCELERATED;
else
digest_driver_info[i].accelerated = DEVCRYPTO_NOT_ACCELERATED;
}
#endif
/* digest must be capable of hash state copy */
sess2.mac = sess1.mac;
if (ioctl(cfd, CIOCGSESSION, &sess2) < 0) {
digest_driver_info[i].status = DEVCRYPTO_STATUS_FAILURE;
goto finish;
}
cphash.src_ses = sess1.ses;
cphash.dst_ses = sess2.ses;
if (ioctl(cfd, CIOCCPHASH, &cphash) < 0) {
digest_driver_info[i].status = DEVCRYPTO_STATUS_NO_CIOCCPHASH;
goto finish;
}
if ((known_digest_methods[i] = EVP_MD_meth_new(digest_data[i].nid,
NID_undef)) == NULL
|| !EVP_MD_meth_set_input_blocksize(known_digest_methods[i],
digest_data[i].blocksize)
|| !EVP_MD_meth_set_result_size(known_digest_methods[i],
digest_data[i].digestlen)
|| !EVP_MD_meth_set_init(known_digest_methods[i], digest_init)
|| !EVP_MD_meth_set_update(known_digest_methods[i], digest_update)
|| !EVP_MD_meth_set_final(known_digest_methods[i], digest_final)
|| !EVP_MD_meth_set_copy(known_digest_methods[i], digest_copy)
|| !EVP_MD_meth_set_cleanup(known_digest_methods[i], digest_cleanup)
|| !EVP_MD_meth_set_app_datasize(known_digest_methods[i],
sizeof(struct digest_ctx))) {
digest_driver_info[i].status = DEVCRYPTO_STATUS_FAILURE;
EVP_MD_meth_free(known_digest_methods[i]);
known_digest_methods[i] = NULL;
goto finish;
}
digest_driver_info[i].status = DEVCRYPTO_STATUS_USABLE;
finish:
ioctl(cfd, CIOCFSESSION, &sess1.ses);
if (sess2.ses != 0)
ioctl(cfd, CIOCFSESSION, &sess2.ses);
if (devcrypto_test_digest(i))
known_digest_nids[known_digest_nids_amount++] = digest_data[i].nid;
}
}