-/* evp_pbe.c */
/*
- * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
- * 1999.
- */
-/* ====================================================================
- * Copyright (c) 1999-2006 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * licensing@OpenSSL.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
+ * Copyright 1999-2021 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
*/
#include <stdio.h>
#include "internal/cryptlib.h"
#include <openssl/evp.h>
+#include <openssl/core.h>
+#include <openssl/core_names.h>
#include <openssl/pkcs12.h>
#include <openssl/x509.h>
-#include "evp_locl.h"
+#include "crypto/evp.h"
+#include "evp_local.h"
/* Password based encryption (PBE) functions */
-DECLARE_STACK_OF(EVP_PBE_CTL)
-static STACK_OF(EVP_PBE_CTL) *pbe_algs;
-
/* Setup a cipher context from a PBE algorithm */
-typedef struct {
+struct evp_pbe_st {
int pbe_type;
int pbe_nid;
int cipher_nid;
int md_nid;
EVP_PBE_KEYGEN *keygen;
-} EVP_PBE_CTL;
+ EVP_PBE_KEYGEN_EX *keygen_ex;
+};
+
+static STACK_OF(EVP_PBE_CTL) *pbe_algs;
static const EVP_PBE_CTL builtin_pbe[] = {
{EVP_PBE_TYPE_OUTER, NID_pbeWithMD2AndDES_CBC,
- NID_des_cbc, NID_md2, PKCS5_PBE_keyivgen},
+ NID_des_cbc, NID_md2, PKCS5_PBE_keyivgen, PKCS5_PBE_keyivgen_ex},
{EVP_PBE_TYPE_OUTER, NID_pbeWithMD5AndDES_CBC,
- NID_des_cbc, NID_md5, PKCS5_PBE_keyivgen},
+ NID_des_cbc, NID_md5, PKCS5_PBE_keyivgen, PKCS5_PBE_keyivgen_ex},
{EVP_PBE_TYPE_OUTER, NID_pbeWithSHA1AndRC2_CBC,
- NID_rc2_64_cbc, NID_sha1, PKCS5_PBE_keyivgen},
+ NID_rc2_64_cbc, NID_sha1, PKCS5_PBE_keyivgen, PKCS5_PBE_keyivgen_ex},
{EVP_PBE_TYPE_OUTER, NID_id_pbkdf2, -1, -1, PKCS5_v2_PBKDF2_keyivgen},
{EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And128BitRC4,
- NID_rc4, NID_sha1, PKCS12_PBE_keyivgen},
+ NID_rc4, NID_sha1, PKCS12_PBE_keyivgen, &PKCS12_PBE_keyivgen_ex},
{EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And40BitRC4,
- NID_rc4_40, NID_sha1, PKCS12_PBE_keyivgen},
+ NID_rc4_40, NID_sha1, PKCS12_PBE_keyivgen, &PKCS12_PBE_keyivgen_ex},
{EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And3_Key_TripleDES_CBC,
- NID_des_ede3_cbc, NID_sha1, PKCS12_PBE_keyivgen},
+ NID_des_ede3_cbc, NID_sha1, PKCS12_PBE_keyivgen, &PKCS12_PBE_keyivgen_ex},
{EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And2_Key_TripleDES_CBC,
- NID_des_ede_cbc, NID_sha1, PKCS12_PBE_keyivgen},
+ NID_des_ede_cbc, NID_sha1, PKCS12_PBE_keyivgen, &PKCS12_PBE_keyivgen_ex},
{EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And128BitRC2_CBC,
- NID_rc2_cbc, NID_sha1, PKCS12_PBE_keyivgen},
+ NID_rc2_cbc, NID_sha1, PKCS12_PBE_keyivgen, &PKCS12_PBE_keyivgen_ex},
{EVP_PBE_TYPE_OUTER, NID_pbe_WithSHA1And40BitRC2_CBC,
- NID_rc2_40_cbc, NID_sha1, PKCS12_PBE_keyivgen},
+ NID_rc2_40_cbc, NID_sha1, PKCS12_PBE_keyivgen, &PKCS12_PBE_keyivgen_ex},
- {EVP_PBE_TYPE_OUTER, NID_pbes2, -1, -1, PKCS5_v2_PBE_keyivgen},
+ {EVP_PBE_TYPE_OUTER, NID_pbes2, -1, -1, PKCS5_v2_PBE_keyivgen, &PKCS5_v2_PBE_keyivgen_ex},
{EVP_PBE_TYPE_OUTER, NID_pbeWithMD2AndRC2_CBC,
- NID_rc2_64_cbc, NID_md2, PKCS5_PBE_keyivgen},
+ NID_rc2_64_cbc, NID_md2, PKCS5_PBE_keyivgen, PKCS5_PBE_keyivgen_ex},
{EVP_PBE_TYPE_OUTER, NID_pbeWithMD5AndRC2_CBC,
- NID_rc2_64_cbc, NID_md5, PKCS5_PBE_keyivgen},
+ NID_rc2_64_cbc, NID_md5, PKCS5_PBE_keyivgen, PKCS5_PBE_keyivgen_ex},
{EVP_PBE_TYPE_OUTER, NID_pbeWithSHA1AndDES_CBC,
- NID_des_cbc, NID_sha1, PKCS5_PBE_keyivgen},
+ NID_des_cbc, NID_sha1, PKCS5_PBE_keyivgen, PKCS5_PBE_keyivgen_ex},
{EVP_PBE_TYPE_PRF, NID_hmacWithSHA1, -1, NID_sha1, 0},
+ {EVP_PBE_TYPE_PRF, NID_hmac_md5, -1, NID_md5, 0},
+ {EVP_PBE_TYPE_PRF, NID_hmac_sha1, -1, NID_sha1, 0},
{EVP_PBE_TYPE_PRF, NID_hmacWithMD5, -1, NID_md5, 0},
{EVP_PBE_TYPE_PRF, NID_hmacWithSHA224, -1, NID_sha224, 0},
{EVP_PBE_TYPE_PRF, NID_hmacWithSHA256, -1, NID_sha256, 0},
NID_id_GostR3411_2012_256, 0},
{EVP_PBE_TYPE_PRF, NID_id_tc26_hmac_gost_3411_2012_512, -1,
NID_id_GostR3411_2012_512, 0},
- {EVP_PBE_TYPE_KDF, NID_id_pbkdf2, -1, -1, PKCS5_v2_PBKDF2_keyivgen},
+ {EVP_PBE_TYPE_PRF, NID_hmac_sha3_224, -1, NID_sha3_224, 0},
+ {EVP_PBE_TYPE_PRF, NID_hmac_sha3_256, -1, NID_sha3_256, 0},
+ {EVP_PBE_TYPE_PRF, NID_hmac_sha3_384, -1, NID_sha3_384, 0},
+ {EVP_PBE_TYPE_PRF, NID_hmac_sha3_512, -1, NID_sha3_512, 0},
+ {EVP_PBE_TYPE_PRF, NID_hmacWithSHA512_224, -1, NID_sha512_224, 0},
+ {EVP_PBE_TYPE_PRF, NID_hmacWithSHA512_256, -1, NID_sha512_256, 0},
+ {EVP_PBE_TYPE_KDF, NID_id_pbkdf2, -1, -1, PKCS5_v2_PBKDF2_keyivgen, &PKCS5_v2_PBKDF2_keyivgen_ex},
#ifndef OPENSSL_NO_SCRYPT
- {EVP_PBE_TYPE_KDF, NID_id_scrypt, -1, -1, PKCS5_v2_scrypt_keyivgen}
+ {EVP_PBE_TYPE_KDF, NID_id_scrypt, -1, -1, PKCS5_v2_scrypt_keyivgen, &PKCS5_v2_scrypt_keyivgen_ex}
#endif
};
-int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
- ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de)
+
+int EVP_PBE_CipherInit_ex(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
+ ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de,
+ OSSL_LIB_CTX *libctx, const char *propq)
{
- const EVP_CIPHER *cipher;
- const EVP_MD *md;
- int cipher_nid, md_nid;
+ const EVP_CIPHER *cipher = NULL;
+ EVP_CIPHER *cipher_fetch = NULL;
+ const EVP_MD *md = NULL;
+ EVP_MD *md_fetch = NULL;
+ int ret = 0, cipher_nid, md_nid;
+ EVP_PBE_KEYGEN_EX *keygen_ex;
EVP_PBE_KEYGEN *keygen;
- if (!EVP_PBE_find(EVP_PBE_TYPE_OUTER, OBJ_obj2nid(pbe_obj),
- &cipher_nid, &md_nid, &keygen)) {
+ if (!EVP_PBE_find_ex(EVP_PBE_TYPE_OUTER, OBJ_obj2nid(pbe_obj),
+ &cipher_nid, &md_nid, &keygen, &keygen_ex)) {
char obj_tmp[80];
- EVPerr(EVP_F_EVP_PBE_CIPHERINIT, EVP_R_UNKNOWN_PBE_ALGORITHM);
- if (!pbe_obj)
- BUF_strlcpy(obj_tmp, "NULL", sizeof obj_tmp);
+
+ if (pbe_obj == NULL)
+ OPENSSL_strlcpy(obj_tmp, "NULL", sizeof(obj_tmp));
else
- i2t_ASN1_OBJECT(obj_tmp, sizeof obj_tmp, pbe_obj);
- ERR_add_error_data(2, "TYPE=", obj_tmp);
- return 0;
+ i2t_ASN1_OBJECT(obj_tmp, sizeof(obj_tmp), pbe_obj);
+ ERR_raise_data(ERR_LIB_EVP, EVP_R_UNKNOWN_PBE_ALGORITHM,
+ "TYPE=%s", obj_tmp);
+ goto err;
}
- if (!pass)
+ if (pass == NULL)
passlen = 0;
else if (passlen == -1)
passlen = strlen(pass);
- if (cipher_nid == -1)
- cipher = NULL;
- else {
- cipher = EVP_get_cipherbynid(cipher_nid);
- if (!cipher) {
- EVPerr(EVP_F_EVP_PBE_CIPHERINIT, EVP_R_UNKNOWN_CIPHER);
- return 0;
+ if (cipher_nid != -1) {
+ (void)ERR_set_mark();
+ cipher = cipher_fetch = EVP_CIPHER_fetch(libctx, OBJ_nid2sn(cipher_nid), propq);
+ /* Fallback to legacy method */
+ if (cipher == NULL)
+ cipher = EVP_get_cipherbynid(cipher_nid);
+ if (cipher == NULL) {
+ (void)ERR_clear_last_mark();
+ ERR_raise_data(ERR_LIB_EVP, EVP_R_UNKNOWN_CIPHER,
+ OBJ_nid2sn(cipher_nid));
+ goto err;
}
+ (void)ERR_pop_to_mark();
}
- if (md_nid == -1)
- md = NULL;
- else {
- md = EVP_get_digestbynid(md_nid);
- if (!md) {
- EVPerr(EVP_F_EVP_PBE_CIPHERINIT, EVP_R_UNKNOWN_DIGEST);
- return 0;
+ if (md_nid != -1) {
+ (void)ERR_set_mark();
+ md = md_fetch = EVP_MD_fetch(libctx, OBJ_nid2sn(md_nid), propq);
+ /* Fallback to legacy method */
+ if (md == NULL)
+ EVP_get_digestbynid(md_nid);
+
+ if (md == NULL) {
+ (void)ERR_clear_last_mark();
+ ERR_raise(ERR_LIB_EVP, EVP_R_UNKNOWN_DIGEST);
+ goto err;
}
+ (void)ERR_pop_to_mark();
}
- if (!keygen(ctx, pass, passlen, param, cipher, md, en_de)) {
- EVPerr(EVP_F_EVP_PBE_CIPHERINIT, EVP_R_KEYGEN_FAILURE);
- return 0;
- }
- return 1;
+ /* Try extended keygen with libctx/propq first, fall back to legacy keygen */
+ if (keygen_ex != NULL)
+ ret = keygen_ex(ctx, pass, passlen, param, cipher, md, en_de, libctx, propq);
+ else
+ ret = keygen(ctx, pass, passlen, param, cipher, md, en_de);
+
+err:
+ EVP_CIPHER_free(cipher_fetch);
+ EVP_MD_free(md_fetch);
+
+ return ret;
+}
+
+int EVP_PBE_CipherInit(ASN1_OBJECT *pbe_obj, const char *pass, int passlen,
+ ASN1_TYPE *param, EVP_CIPHER_CTX *ctx, int en_de)
+{
+ return EVP_PBE_CipherInit_ex(pbe_obj, pass, passlen, param, ctx, en_de, NULL, NULL);
}
DECLARE_OBJ_BSEARCH_CMP_FN(EVP_PBE_CTL, EVP_PBE_CTL, pbe2);
pbe_tmp->md_nid = md_nid;
pbe_tmp->keygen = keygen;
- sk_EVP_PBE_CTL_push(pbe_algs, pbe_tmp);
+ if (!sk_EVP_PBE_CTL_push(pbe_algs, pbe_tmp)) {
+ OPENSSL_free(pbe_tmp);
+ goto err;
+ }
return 1;
err:
- EVPerr(EVP_F_EVP_PBE_ALG_ADD_TYPE, ERR_R_MALLOC_FAILURE);
+ ERR_raise(ERR_LIB_EVP, ERR_R_MALLOC_FAILURE);
return 0;
}
int cipher_nid, md_nid;
if (cipher)
- cipher_nid = EVP_CIPHER_nid(cipher);
+ cipher_nid = EVP_CIPHER_get_nid(cipher);
else
cipher_nid = -1;
if (md)
- md_nid = EVP_MD_type(md);
+ md_nid = EVP_MD_get_type(md);
else
md_nid = -1;
cipher_nid, md_nid, keygen);
}
-int EVP_PBE_find(int type, int pbe_nid,
- int *pcnid, int *pmnid, EVP_PBE_KEYGEN **pkeygen)
+int EVP_PBE_find_ex(int type, int pbe_nid, int *pcnid, int *pmnid,
+ EVP_PBE_KEYGEN **pkeygen, EVP_PBE_KEYGEN_EX **pkeygen_ex)
{
EVP_PBE_CTL *pbetmp = NULL, pbelu;
int i;
pbelu.pbe_type = type;
pbelu.pbe_nid = pbe_nid;
- if (pbe_algs) {
+ if (pbe_algs != NULL) {
i = sk_EVP_PBE_CTL_find(pbe_algs, &pbelu);
- if (i != -1)
- pbetmp = sk_EVP_PBE_CTL_value(pbe_algs, i);
+ pbetmp = sk_EVP_PBE_CTL_value(pbe_algs, i);
}
if (pbetmp == NULL) {
pbetmp = OBJ_bsearch_pbe2(&pbelu, builtin_pbe, OSSL_NELEM(builtin_pbe));
}
if (pbetmp == NULL)
return 0;
- if (pcnid)
+ if (pcnid != NULL)
*pcnid = pbetmp->cipher_nid;
- if (pmnid)
+ if (pmnid != NULL)
*pmnid = pbetmp->md_nid;
- if (pkeygen)
+ if (pkeygen != NULL)
*pkeygen = pbetmp->keygen;
+ if (pkeygen_ex != NULL)
+ *pkeygen_ex = pbetmp->keygen_ex;
return 1;
}
+int EVP_PBE_find(int type, int pbe_nid,
+ int *pcnid, int *pmnid, EVP_PBE_KEYGEN **pkeygen)
+{
+ return EVP_PBE_find_ex(type, pbe_nid, pcnid, pmnid, pkeygen, NULL);
+}
+
static void free_evp_pbe_ctl(EVP_PBE_CTL *pbe)
{
OPENSSL_free(pbe);
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