/*
- * 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/rsa.h>
#include <openssl/dsa.h>
#include <openssl/dh.h>
+#include <openssl/cmac.h>
#include <openssl/engine.h>
#include "internal/asn1_int.h"
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);
* is NULL just return 1 or 0 if the algorithm exists.
*/
-static int pkey_set_type(EVP_PKEY *pkey, int type, const char *str, int len)
+static int pkey_set_type(EVP_PKEY *pkey, ENGINE *e, int type, const char *str,
+ int len)
{
const EVP_PKEY_ASN1_METHOD *ameth;
- ENGINE *e = NULL;
+ ENGINE **eptr = (e == NULL) ? &e : NULL;
+
if (pkey) {
if (pkey->pkey.ptr)
EVP_PKEY_free_it(pkey);
#endif
}
if (str)
- ameth = EVP_PKEY_asn1_find_str(&e, str, len);
+ ameth = EVP_PKEY_asn1_find_str(eptr, str, len);
else
- ameth = EVP_PKEY_asn1_find(&e, type);
+ ameth = EVP_PKEY_asn1_find(eptr, type);
#ifndef OPENSSL_NO_ENGINE
- if (pkey == NULL)
+ if (pkey == NULL && eptr != NULL)
ENGINE_finish(e);
#endif
if (ameth == NULL) {
return 1;
}
+EVP_PKEY *EVP_PKEY_new_raw_private_key(int type, ENGINE *e,
+ const unsigned char *priv,
+ size_t len)
+{
+ EVP_PKEY *ret = EVP_PKEY_new();
+
+ if (ret == NULL
+ || !pkey_set_type(ret, e, type, NULL, -1)) {
+ /* EVPerr already called */
+ goto err;
+ }
+
+ if (ret->ameth->set_priv_key == NULL) {
+ EVPerr(EVP_F_EVP_PKEY_NEW_RAW_PRIVATE_KEY,
+ EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
+ goto err;
+ }
+
+ if (!ret->ameth->set_priv_key(ret, priv, len)) {
+ EVPerr(EVP_F_EVP_PKEY_NEW_RAW_PRIVATE_KEY, EVP_R_KEY_SETUP_FAILED);
+ goto err;
+ }
+
+ return ret;
+
+ err:
+ EVP_PKEY_free(ret);
+ return NULL;
+}
+
+EVP_PKEY *EVP_PKEY_new_raw_public_key(int type, ENGINE *e,
+ const unsigned char *pub,
+ size_t len)
+{
+ EVP_PKEY *ret = EVP_PKEY_new();
+
+ if (ret == NULL
+ || !pkey_set_type(ret, e, type, NULL, -1)) {
+ /* EVPerr already called */
+ goto err;
+ }
+
+ if (ret->ameth->set_pub_key == NULL) {
+ EVPerr(EVP_F_EVP_PKEY_NEW_RAW_PUBLIC_KEY,
+ EVP_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
+ goto err;
+ }
+
+ if (!ret->ameth->set_pub_key(ret, pub, len)) {
+ EVPerr(EVP_F_EVP_PKEY_NEW_RAW_PUBLIC_KEY, EVP_R_KEY_SETUP_FAILED);
+ goto err;
+ }
+
+ return ret;
+
+ err:
+ EVP_PKEY_free(ret);
+ 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
+ EVP_PKEY *ret = EVP_PKEY_new();
+ EVP_MAC_CTX *cmctx = EVP_MAC_CTX_new_id(EVP_MAC_CMAC);
+
+ if (ret == NULL
+ || cmctx == NULL
+ || !pkey_set_type(ret, e, EVP_PKEY_CMAC, NULL, -1)) {
+ /* EVPerr already called */
+ goto err;
+ }
+
+ if (EVP_MAC_ctrl(cmctx, EVP_MAC_CTRL_SET_ENGINE, e) <= 0
+ || EVP_MAC_ctrl(cmctx, EVP_MAC_CTRL_SET_CIPHER, cipher) <= 0
+ || EVP_MAC_ctrl(cmctx, EVP_MAC_CTRL_SET_KEY, priv, len) <= 0) {
+ EVPerr(EVP_F_EVP_PKEY_NEW_CMAC_KEY, EVP_R_KEY_SETUP_FAILED);
+ goto err;
+ }
+
+ ret->pkey.ptr = cmctx;
+ return ret;
+
+ err:
+ EVP_PKEY_free(ret);
+ EVP_MAC_CTX_free(cmctx);
+ 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, type, NULL, -1);
+ return pkey_set_type(pkey, NULL, type, NULL, -1);
}
int EVP_PKEY_set_type_str(EVP_PKEY *pkey, const char *str, int len)
{
- return pkey_set_type(pkey, EVP_PKEY_NONE, str, len);
+ 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)
{
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