-/* crypto/pem/pem_info.c */
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
+/*
+ * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
*
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * 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 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 acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS 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 AUTHOR OR 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.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
+ * 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
*/
+/*
+ * DSA low level APIs are deprecated for public use, but still ok for
+ * internal use.
+ */
+#include "internal/deprecated.h"
+
#include <stdio.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
#include <openssl/buffer.h>
#include <openssl/objects.h>
#include <openssl/evp.h>
#include <openssl/x509.h>
#include <openssl/pem.h>
-#ifndef OPENSSL_NO_RSA
-# include <openssl/rsa.h>
-#endif
-#ifndef OPENSSL_NO_DSA
-# include <openssl/dsa.h>
-#endif
+#include <openssl/rsa.h>
+#include <openssl/dsa.h>
+#include "crypto/evp.h"
#ifndef OPENSSL_NO_STDIO
-STACK_OF(X509_INFO) *PEM_X509_INFO_read(FILE *fp, STACK_OF(X509_INFO) *sk,
- pem_password_cb *cb, void *u)
+STACK_OF(X509_INFO)
+*PEM_X509_INFO_read_ex(FILE *fp, STACK_OF(X509_INFO) *sk, pem_password_cb *cb,
+ void *u, OSSL_LIB_CTX *libctx, const char *propq)
{
BIO *b;
STACK_OF(X509_INFO) *ret;
if ((b = BIO_new(BIO_s_file())) == NULL) {
- PEMerr(PEM_F_PEM_X509_INFO_READ, ERR_R_BUF_LIB);
- return (0);
+ ERR_raise(ERR_LIB_PEM, ERR_R_BUF_LIB);
+ return 0;
}
BIO_set_fp(b, fp, BIO_NOCLOSE);
- ret = PEM_X509_INFO_read_bio(b, sk, cb, u);
+ ret = PEM_X509_INFO_read_bio_ex(b, sk, cb, u, libctx, propq);
BIO_free(b);
- return (ret);
+ return ret;
+}
+
+STACK_OF(X509_INFO) *PEM_X509_INFO_read(FILE *fp, STACK_OF(X509_INFO) *sk,
+ pem_password_cb *cb, void *u)
+{
+ return PEM_X509_INFO_read_ex(fp, sk, cb, u, NULL, NULL);
}
#endif
-STACK_OF(X509_INFO) *PEM_X509_INFO_read_bio(BIO *bp, STACK_OF(X509_INFO) *sk,
- pem_password_cb *cb, void *u)
+STACK_OF(X509_INFO) *PEM_X509_INFO_read_bio_ex(BIO *bp, STACK_OF(X509_INFO) *sk,
+ pem_password_cb *cb, void *u,
+ OSSL_LIB_CTX *libctx,
+ const char *propq)
{
X509_INFO *xi = NULL;
- char *name = NULL, *header = NULL;
+ char *name = NULL, *header = NULL, *str;
void *pp;
unsigned char *data = NULL;
const unsigned char *p;
if (sk == NULL) {
if ((ret = sk_X509_INFO_new_null()) == NULL) {
- PEMerr(PEM_F_PEM_X509_INFO_READ_BIO, ERR_R_MALLOC_FAILURE);
+ ERR_raise(ERR_LIB_PEM, ERR_R_CRYPTO_LIB);
goto err;
}
} else
for (;;) {
raw = 0;
ptype = 0;
+ ERR_set_mark();
i = PEM_read_bio(bp, &name, &header, &data, &len);
if (i == 0) {
error = ERR_GET_REASON(ERR_peek_last_error());
if (error == PEM_R_NO_START_LINE) {
- ERR_clear_error();
+ ERR_pop_to_mark();
break;
}
+ ERR_clear_last_mark();
goto err;
}
+ ERR_clear_last_mark();
start:
- if ((strcmp(name, PEM_STRING_X509) == 0) ||
- (strcmp(name, PEM_STRING_X509_OLD) == 0)) {
- d2i = (D2I_OF(void)) d2i_X509;
- if (xi->x509 != NULL) {
- if (!sk_X509_INFO_push(ret, xi))
- goto err;
- if ((xi = X509_INFO_new()) == NULL)
- goto err;
- goto start;
- }
- pp = &(xi->x509);
- } else if ((strcmp(name, PEM_STRING_X509_TRUSTED) == 0)) {
- d2i = (D2I_OF(void)) d2i_X509_AUX;
+ if (strcmp(name, PEM_STRING_X509) == 0
+ || strcmp(name, PEM_STRING_X509_OLD) == 0
+ || strcmp(name, PEM_STRING_X509_TRUSTED) == 0) {
if (xi->x509 != NULL) {
if (!sk_X509_INFO_push(ret, xi))
goto err;
goto err;
goto start;
}
+ if ((strcmp(name, PEM_STRING_X509_TRUSTED) == 0))
+ d2i = (D2I_OF(void)) d2i_X509_AUX;
+ else
+ d2i = (D2I_OF(void)) d2i_X509;
+ xi->x509 = X509_new_ex(libctx, propq);
+ if (xi->x509 == NULL)
+ goto err;
pp = &(xi->x509);
} else if (strcmp(name, PEM_STRING_X509_CRL) == 0) {
d2i = (D2I_OF(void)) d2i_X509_CRL;
goto start;
}
pp = &(xi->crl);
- } else
-#ifndef OPENSSL_NO_RSA
- if (strcmp(name, PEM_STRING_RSA) == 0) {
- d2i = (D2I_OF(void)) d2i_RSAPrivateKey;
- if (xi->x_pkey != NULL) {
- if (!sk_X509_INFO_push(ret, xi))
- goto err;
- if ((xi = X509_INFO_new()) == NULL)
- goto err;
- goto start;
- }
-
- xi->enc_data = NULL;
- xi->enc_len = 0;
-
- xi->x_pkey = X509_PKEY_new();
- ptype = EVP_PKEY_RSA;
- pp = &xi->x_pkey->dec_pkey;
- if ((int)strlen(header) > 10) /* assume encrypted */
- raw = 1;
- } else
-#endif
-#ifndef OPENSSL_NO_DSA
- if (strcmp(name, PEM_STRING_DSA) == 0) {
- d2i = (D2I_OF(void)) d2i_DSAPrivateKey;
+ } else if ((str = strstr(name, PEM_STRING_PKCS8INF)) != NULL) {
if (xi->x_pkey != NULL) {
if (!sk_X509_INFO_push(ret, xi))
goto err;
goto err;
goto start;
}
-
- xi->enc_data = NULL;
- xi->enc_len = 0;
-
- xi->x_pkey = X509_PKEY_new();
- ptype = EVP_PKEY_DSA;
- pp = &xi->x_pkey->dec_pkey;
- if ((int)strlen(header) > 10) /* assume encrypted */
- raw = 1;
- } else
-#endif
-#ifndef OPENSSL_NO_EC
- if (strcmp(name, PEM_STRING_ECPRIVATEKEY) == 0) {
- d2i = (D2I_OF(void)) d2i_ECPrivateKey;
- if (xi->x_pkey != NULL) {
- if (!sk_X509_INFO_push(ret, xi))
- goto err;
- if ((xi = X509_INFO_new()) == NULL)
- goto err;
- goto start;
+ if (str == name || strcmp(name, PEM_STRING_PKCS8) == 0) {
+ ptype = EVP_PKEY_NONE;
+ } else {
+ /* chop " PRIVATE KEY" */
+ *--str = '\0';
+ ptype = evp_pkey_name2type(name);
}
-
xi->enc_data = NULL;
xi->enc_len = 0;
+ d2i = (D2I_OF(void)) d2i_AutoPrivateKey;
xi->x_pkey = X509_PKEY_new();
- ptype = EVP_PKEY_EC;
+ if (xi->x_pkey == NULL)
+ goto err;
pp = &xi->x_pkey->dec_pkey;
- if ((int)strlen(header) > 10) /* assume encrypted */
+ if ((int)strlen(header) > 10 /* assume encrypted */
+ || strcmp(name, PEM_STRING_PKCS8) == 0)
raw = 1;
- } else
-#endif
- {
+ } else { /* unknown */
d2i = NULL;
pp = NULL;
}
goto err;
p = data;
if (ptype) {
- if (!d2i_PrivateKey(ptype, pp, &p, len)) {
- PEMerr(PEM_F_PEM_X509_INFO_READ_BIO, ERR_R_ASN1_LIB);
+ if (d2i_PrivateKey_ex(ptype, pp, &p, len,
+ libctx, propq) == NULL) {
+ ERR_raise(ERR_LIB_PEM, ERR_R_ASN1_LIB);
goto err;
}
} else if (d2i(pp, &p, len) == NULL) {
- PEMerr(PEM_F_PEM_X509_INFO_READ_BIO, ERR_R_ASN1_LIB);
+ ERR_raise(ERR_LIB_PEM, ERR_R_ASN1_LIB);
goto err;
}
- } else { /* encrypted RSA data */
+ } else { /* encrypted key data */
if (!PEM_get_EVP_CIPHER_INFO(header, &xi->enc_cipher))
goto err;
xi->enc_data = (char *)data;
xi->enc_len = (int)len;
data = NULL;
}
- } else {
- /* unknown */
}
- if (name != NULL)
- OPENSSL_free(name);
- if (header != NULL)
- OPENSSL_free(header);
- if (data != NULL)
- OPENSSL_free(data);
+ OPENSSL_free(name);
name = NULL;
+ OPENSSL_free(header);
header = NULL;
+ OPENSSL_free(data);
data = NULL;
}
ret = NULL;
}
- if (name != NULL)
- OPENSSL_free(name);
- if (header != NULL)
- OPENSSL_free(header);
- if (data != NULL)
- OPENSSL_free(data);
- return (ret);
+ OPENSSL_free(name);
+ OPENSSL_free(header);
+ OPENSSL_free(data);
+ return ret;
+}
+
+STACK_OF(X509_INFO) *PEM_X509_INFO_read_bio(BIO *bp, STACK_OF(X509_INFO) *sk,
+ pem_password_cb *cb, void *u)
+{
+ return PEM_X509_INFO_read_bio_ex(bp, sk, cb, u, NULL, NULL);
}
/* A TJH addition */
-int PEM_X509_INFO_write_bio(BIO *bp, X509_INFO *xi, EVP_CIPHER *enc,
- unsigned char *kstr, int klen,
+int PEM_X509_INFO_write_bio(BIO *bp, const X509_INFO *xi, EVP_CIPHER *enc,
+ const unsigned char *kstr, int klen,
pem_password_cb *cb, void *u)
{
- EVP_CIPHER_CTX ctx;
int i, ret = 0;
unsigned char *data = NULL;
const char *objstr = NULL;
char buf[PEM_BUFSIZE];
- unsigned char *iv = NULL;
+ const unsigned char *iv = NULL;
if (enc != NULL) {
- objstr = OBJ_nid2sn(EVP_CIPHER_nid(enc));
- if (objstr == NULL) {
- PEMerr(PEM_F_PEM_X509_INFO_WRITE_BIO, PEM_R_UNSUPPORTED_CIPHER);
+ objstr = EVP_CIPHER_get0_name(enc);
+ if (objstr == NULL
+ /*
+ * Check "Proc-Type: 4,Encrypted\nDEK-Info: objstr,hex-iv\n"
+ * fits into buf
+ */
+ || strlen(objstr) + 23 + 2 * EVP_CIPHER_get_iv_length(enc) + 13
+ > sizeof(buf)) {
+ ERR_raise(ERR_LIB_PEM, PEM_R_UNSUPPORTED_CIPHER);
goto err;
}
}
if (xi->x_pkey != NULL) {
if ((xi->enc_data != NULL) && (xi->enc_len > 0)) {
if (enc == NULL) {
- PEMerr(PEM_F_PEM_X509_INFO_WRITE_BIO, PEM_R_CIPHER_IS_NULL);
+ ERR_raise(ERR_LIB_PEM, PEM_R_CIPHER_IS_NULL);
goto err;
}
* than what the user has passed us ... as we have to match
* exactly for some strange reason
*/
- objstr = OBJ_nid2sn(EVP_CIPHER_nid(xi->enc_cipher.cipher));
+ objstr = EVP_CIPHER_get0_name(xi->enc_cipher.cipher);
if (objstr == NULL) {
- PEMerr(PEM_F_PEM_X509_INFO_WRITE_BIO,
- PEM_R_UNSUPPORTED_CIPHER);
+ ERR_raise(ERR_LIB_PEM, PEM_R_UNSUPPORTED_CIPHER);
goto err;
}
- /* create the right magic header stuff */
- OPENSSL_assert(strlen(objstr) + 23 + 2 * enc->iv_len + 13 <=
- sizeof buf);
+ /* Create the right magic header stuff */
buf[0] = '\0';
PEM_proc_type(buf, PEM_TYPE_ENCRYPTED);
- PEM_dek_info(buf, objstr, enc->iv_len, (char *)iv);
+ PEM_dek_info(buf, objstr, EVP_CIPHER_get_iv_length(enc),
+ (const char *)iv);
/* use the normal code to write things out */
i = PEM_write_bio(bp, PEM_STRING_RSA, buf, data, i);
goto err;
} else {
/* Add DSA/DH */
-#ifndef OPENSSL_NO_RSA
/* normal optionally encrypted stuff */
if (PEM_write_bio_RSAPrivateKey(bp,
- xi->x_pkey->dec_pkey->pkey.rsa,
+ EVP_PKEY_get0_RSA(xi->x_pkey->dec_pkey),
enc, kstr, klen, cb, u) <= 0)
goto err;
-#endif
}
}
ret = 1;
err:
- OPENSSL_cleanse((char *)&ctx, sizeof(ctx));
OPENSSL_cleanse(buf, PEM_BUFSIZE);
- return (ret);
+ return ret;
}