/*
- * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * 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
#include <openssl/dh.h>
#include <openssl/cmac.h>
#include <openssl/engine.h>
+#include <openssl/params.h>
+#include <openssl/core_names.h>
#include "internal/asn1_int.h"
#include "internal/evp_int.h"
+#include "internal/provider.h"
static void EVP_PKEY_free_it(EVP_PKEY *x);
return pkey->ameth->pkey_security_bits(pkey);
}
-int EVP_PKEY_size(EVP_PKEY *pkey)
+int EVP_PKEY_size(const EVP_PKEY *pkey)
{
if (pkey && pkey->ameth && pkey->ameth->pkey_size)
return pkey->ameth->pkey_size(pkey);
return NULL;
}
+int EVP_PKEY_get_raw_private_key(const EVP_PKEY *pkey, unsigned char *priv,
+ size_t *len)
+{
+ if (pkey->ameth->get_priv_key == NULL) {
+ EVPerr(EVP_F_EVP_PKEY_GET_RAW_PRIVATE_KEY,
+ EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
+ return 0;
+ }
+
+ if (!pkey->ameth->get_priv_key(pkey, priv, len)) {
+ EVPerr(EVP_F_EVP_PKEY_GET_RAW_PRIVATE_KEY, EVP_R_GET_RAW_KEY_FAILED);
+ return 0;
+ }
+
+ return 1;
+}
+
+int EVP_PKEY_get_raw_public_key(const EVP_PKEY *pkey, unsigned char *pub,
+ size_t *len)
+{
+ if (pkey->ameth->get_pub_key == NULL) {
+ EVPerr(EVP_F_EVP_PKEY_GET_RAW_PUBLIC_KEY,
+ EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
+ return 0;
+ }
+
+ if (!pkey->ameth->get_pub_key(pkey, pub, len)) {
+ EVPerr(EVP_F_EVP_PKEY_GET_RAW_PUBLIC_KEY, EVP_R_GET_RAW_KEY_FAILED);
+ return 0;
+ }
+
+ return 1;
+}
+
EVP_PKEY *EVP_PKEY_new_CMAC_key(ENGINE *e, const unsigned char *priv,
size_t len, const EVP_CIPHER *cipher)
{
+#ifndef OPENSSL_NO_CMAC
+ const char *engine_name = e != NULL ? ENGINE_get_name(e) : NULL;
+ const char *cipher_name = EVP_CIPHER_name(cipher);
+ const OSSL_PROVIDER *prov = EVP_CIPHER_provider(cipher);
+ OPENSSL_CTX *libctx =
+ prov == NULL ? NULL : ossl_provider_library_context(prov);
EVP_PKEY *ret = EVP_PKEY_new();
- CMAC_CTX *cmctx = CMAC_CTX_new();
+ EVP_MAC *cmac = EVP_MAC_fetch(libctx, "CMAC", NULL);
+ EVP_MAC_CTX *cmctx = cmac != NULL ? EVP_MAC_CTX_new(cmac) : NULL;
+ OSSL_PARAM params[4];
+ size_t paramsn = 0;
if (ret == NULL
|| cmctx == NULL
goto err;
}
- if (!CMAC_Init(cmctx, priv, len, cipher, e)) {
+ if (engine_name != NULL)
+ params[paramsn++] =
+ OSSL_PARAM_construct_utf8_string(OSSL_MAC_PARAM_ENGINE,
+ (char *)engine_name,
+ strlen(engine_name) + 1);
+ params[paramsn++] =
+ OSSL_PARAM_construct_utf8_string(OSSL_MAC_PARAM_ALGORITHM,
+ (char *)cipher_name,
+ strlen(cipher_name) + 1);
+ params[paramsn++] =
+ OSSL_PARAM_construct_octet_string(OSSL_MAC_PARAM_KEY,
+ (char *)priv, len);
+ params[paramsn] = OSSL_PARAM_construct_end();
+
+ if (!EVP_MAC_CTX_set_params(cmctx, params)) {
EVPerr(EVP_F_EVP_PKEY_NEW_CMAC_KEY, EVP_R_KEY_SETUP_FAILED);
goto err;
}
err:
EVP_PKEY_free(ret);
- CMAC_CTX_free(cmctx);
+ EVP_MAC_CTX_free(cmctx);
+ EVP_MAC_free(cmac);
return NULL;
-
+#else
+ EVPerr(EVP_F_EVP_PKEY_NEW_CMAC_KEY,
+ EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
+ return NULL;
+#endif
}
int EVP_PKEY_set_type(EVP_PKEY *pkey, int type)
{
return pkey_set_type(pkey, NULL, EVP_PKEY_NONE, str, len);
}
+
+int EVP_PKEY_set_alias_type(EVP_PKEY *pkey, int type)
+{
+ if (pkey->type == type) {
+ return 1; /* it already is that type */
+ }
+
+ /*
+ * The application is requesting to alias this to a different pkey type,
+ * but not one that resolves to the base type.
+ */
+ if (EVP_PKEY_type(type) != EVP_PKEY_base_id(pkey)) {
+ EVPerr(EVP_F_EVP_PKEY_SET_ALIAS_TYPE, EVP_R_UNSUPPORTED_ALGORITHM);
+ return 0;
+ }
+
+ pkey->type = type;
+ return 1;
+}
+
#ifndef OPENSSL_NO_ENGINE
int EVP_PKEY_set1_engine(EVP_PKEY *pkey, ENGINE *e)
{
pkey->pmeth_engine = e;
return 1;
}
+
+ENGINE *EVP_PKEY_get0_engine(const EVP_PKEY *pkey)
+{
+ return pkey->engine;
+}
#endif
int EVP_PKEY_assign(EVP_PKEY *pkey, int type, void *key)
{
return ret;
}
-RSA *EVP_PKEY_get0_RSA(EVP_PKEY *pkey)
+RSA *EVP_PKEY_get0_RSA(const EVP_PKEY *pkey)
{
if (pkey->type != EVP_PKEY_RSA) {
EVPerr(EVP_F_EVP_PKEY_GET0_RSA, EVP_R_EXPECTING_AN_RSA_KEY);
return ret;
}
-DSA *EVP_PKEY_get0_DSA(EVP_PKEY *pkey)
+DSA *EVP_PKEY_get0_DSA(const EVP_PKEY *pkey)
{
if (pkey->type != EVP_PKEY_DSA) {
EVPerr(EVP_F_EVP_PKEY_GET0_DSA, EVP_R_EXPECTING_A_DSA_KEY);
return ret;
}
-EC_KEY *EVP_PKEY_get0_EC_KEY(EVP_PKEY *pkey)
+EC_KEY *EVP_PKEY_get0_EC_KEY(const EVP_PKEY *pkey)
{
if (pkey->type != EVP_PKEY_EC) {
EVPerr(EVP_F_EVP_PKEY_GET0_EC_KEY, EVP_R_EXPECTING_A_EC_KEY);
return ret;
}
-DH *EVP_PKEY_get0_DH(EVP_PKEY *pkey)
+DH *EVP_PKEY_get0_DH(const EVP_PKEY *pkey)
{
if (pkey->type != EVP_PKEY_DH && pkey->type != EVP_PKEY_DHX) {
EVPerr(EVP_F_EVP_PKEY_GET0_DH, EVP_R_EXPECTING_A_DH_KEY);
static void EVP_PKEY_free_it(EVP_PKEY *x)
{
/* internal function; x is never NULL */
+
+ evp_keymgmt_clear_pkey_cache(x);
+
if (x->ameth && x->ameth->pkey_free) {
x->ameth->pkey_free(x);
x->pkey.ptr = NULL;
return evp_pkey_asn1_ctrl(pkey, ASN1_PKEY_CTRL_DEFAULT_MD_NID, 0, pnid);
}
+int EVP_PKEY_supports_digest_nid(EVP_PKEY *pkey, int nid)
+{
+ int rv, default_nid;
+
+ rv = evp_pkey_asn1_ctrl(pkey, ASN1_PKEY_CTRL_SUPPORTS_MD_NID, nid, NULL);
+ if (rv == -2) {
+ /*
+ * If there is a mandatory default digest and this isn't it, then
+ * the answer is 'no'.
+ */
+ rv = EVP_PKEY_get_default_digest_nid(pkey, &default_nid);
+ if (rv == 2)
+ return (nid == default_nid);
+ /* zero is an error from EVP_PKEY_get_default_digest_nid() */
+ if (rv == 0)
+ return -1;
+ }
+ return rv;
+}
+
int EVP_PKEY_set1_tls_encodedpoint(EVP_PKEY *pkey,
const unsigned char *pt, size_t ptlen)
{