2001-07-27 02:22:42 +00:00
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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2015-01-22 03:40:55 +00:00
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*
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2001-07-27 02:22:42 +00:00
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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2015-01-22 03:40:55 +00:00
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*
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2001-07-27 02:22:42 +00:00
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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2015-01-22 03:40:55 +00:00
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*
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2001-07-27 02:22:42 +00:00
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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2015-01-22 03:40:55 +00:00
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* 4. If you include any Windows specific code (or a derivative thereof) from
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2001-07-27 02:22:42 +00:00
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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2015-01-22 03:40:55 +00:00
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*
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2001-07-27 02:22:42 +00:00
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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2015-01-22 03:40:55 +00:00
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*
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2001-07-27 02:22:42 +00:00
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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#include <stdio.h>
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2015-05-14 14:56:48 +00:00
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#include "internal/cryptlib.h"
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2001-07-27 02:22:42 +00:00
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#include <openssl/buffer.h>
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#include <openssl/objects.h>
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#include <openssl/evp.h>
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#include <openssl/rand.h>
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#include <openssl/x509.h>
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#include <openssl/pkcs12.h>
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#include <openssl/pem.h>
|
2006-06-05 11:52:46 +00:00
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#ifndef OPENSSL_NO_ENGINE
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2015-01-22 03:40:55 +00:00
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# include <openssl/engine.h>
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2006-06-05 11:52:46 +00:00
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#endif
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2011-12-07 12:44:03 +00:00
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#ifndef OPENSSL_NO_DH
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2015-01-22 03:40:55 +00:00
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# include <openssl/dh.h>
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2011-12-07 12:44:03 +00:00
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#endif
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2015-03-23 18:42:42 +00:00
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#include "internal/asn1_int.h"
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2016-01-19 00:21:12 +00:00
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#include "internal/evp_int.h"
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2001-07-27 02:22:42 +00:00
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2006-03-23 18:02:23 +00:00
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int pem_check_suffix(const char *pem_str, const char *suffix);
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2001-07-27 02:22:42 +00:00
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|
2015-01-22 03:40:55 +00:00
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EVP_PKEY *PEM_read_bio_PrivateKey(BIO *bp, EVP_PKEY **x, pem_password_cb *cb,
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void *u)
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{
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char *nm = NULL;
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const unsigned char *p = NULL;
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unsigned char *data = NULL;
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long len;
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int slen;
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EVP_PKEY *ret = NULL;
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2001-07-27 02:22:42 +00:00
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2015-01-22 03:40:55 +00:00
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if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_EVP_PKEY, bp, cb, u))
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return NULL;
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p = data;
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2001-07-27 02:22:42 +00:00
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|
2015-01-22 03:40:55 +00:00
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if (strcmp(nm, PEM_STRING_PKCS8INF) == 0) {
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PKCS8_PRIV_KEY_INFO *p8inf;
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p8inf = d2i_PKCS8_PRIV_KEY_INFO(NULL, &p, len);
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if (!p8inf)
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goto p8err;
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ret = EVP_PKCS82PKEY(p8inf);
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if (x) {
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2015-03-28 14:54:15 +00:00
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EVP_PKEY_free((EVP_PKEY *)*x);
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2015-01-22 03:40:55 +00:00
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*x = ret;
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}
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PKCS8_PRIV_KEY_INFO_free(p8inf);
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} else if (strcmp(nm, PEM_STRING_PKCS8) == 0) {
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PKCS8_PRIV_KEY_INFO *p8inf;
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X509_SIG *p8;
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int klen;
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char psbuf[PEM_BUFSIZE];
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p8 = d2i_X509_SIG(NULL, &p, len);
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if (!p8)
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goto p8err;
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if (cb)
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klen = cb(psbuf, PEM_BUFSIZE, 0, u);
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else
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klen = PEM_def_callback(psbuf, PEM_BUFSIZE, 0, u);
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if (klen <= 0) {
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PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY, PEM_R_BAD_PASSWORD_READ);
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X509_SIG_free(p8);
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goto err;
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}
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p8inf = PKCS8_decrypt(p8, psbuf, klen);
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X509_SIG_free(p8);
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if (!p8inf)
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goto p8err;
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ret = EVP_PKCS82PKEY(p8inf);
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if (x) {
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2015-03-28 14:54:15 +00:00
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EVP_PKEY_free((EVP_PKEY *)*x);
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2015-01-22 03:40:55 +00:00
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*x = ret;
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}
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PKCS8_PRIV_KEY_INFO_free(p8inf);
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} else if ((slen = pem_check_suffix(nm, "PRIVATE KEY")) > 0) {
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const EVP_PKEY_ASN1_METHOD *ameth;
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ameth = EVP_PKEY_asn1_find_str(NULL, nm, slen);
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if (!ameth || !ameth->old_priv_decode)
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goto p8err;
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ret = d2i_PrivateKey(ameth->pkey_id, x, &p, len);
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}
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p8err:
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if (ret == NULL)
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PEMerr(PEM_F_PEM_READ_BIO_PRIVATEKEY, ERR_R_ASN1_LIB);
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err:
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OPENSSL_free(nm);
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2015-04-30 21:57:32 +00:00
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OPENSSL_clear_free(data, len);
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2015-01-22 03:40:55 +00:00
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return (ret);
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}
|
2001-07-27 02:22:42 +00:00
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2006-03-23 18:02:23 +00:00
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int PEM_write_bio_PrivateKey(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc,
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2015-01-22 03:40:55 +00:00
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unsigned char *kstr, int klen,
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pem_password_cb *cb, void *u)
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{
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char pem_str[80];
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if (!x->ameth || x->ameth->priv_encode)
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return PEM_write_bio_PKCS8PrivateKey(bp, x, enc,
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(char *)kstr, klen, cb, u);
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2006-03-23 18:02:23 +00:00
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2015-01-22 03:40:55 +00:00
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BIO_snprintf(pem_str, 80, "%s PRIVATE KEY", x->ameth->pem_str);
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return PEM_ASN1_write_bio((i2d_of_void *)i2d_PrivateKey,
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pem_str, bp, x, enc, kstr, klen, cb, u);
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}
|
2006-03-23 18:02:23 +00:00
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2006-03-28 14:35:32 +00:00
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EVP_PKEY *PEM_read_bio_Parameters(BIO *bp, EVP_PKEY **x)
|
2015-01-22 03:40:55 +00:00
|
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{
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char *nm = NULL;
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const unsigned char *p = NULL;
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unsigned char *data = NULL;
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long len;
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int slen;
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EVP_PKEY *ret = NULL;
|
2006-03-24 13:46:58 +00:00
|
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|
2015-01-22 03:40:55 +00:00
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if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_PARAMETERS,
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bp, 0, NULL))
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return NULL;
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p = data;
|
2006-03-24 13:46:58 +00:00
|
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|
2015-01-22 03:40:55 +00:00
|
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if ((slen = pem_check_suffix(nm, "PARAMETERS")) > 0) {
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ret = EVP_PKEY_new();
|
2015-10-30 11:12:26 +00:00
|
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if (ret == NULL)
|
2015-01-22 03:40:55 +00:00
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goto err;
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if (!EVP_PKEY_set_type_str(ret, nm, slen)
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|| !ret->ameth->param_decode
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|| !ret->ameth->param_decode(ret, &p, len)) {
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EVP_PKEY_free(ret);
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ret = NULL;
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goto err;
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}
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if (x) {
|
2015-03-28 14:54:15 +00:00
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EVP_PKEY_free((EVP_PKEY *)*x);
|
2015-01-22 03:40:55 +00:00
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*x = ret;
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}
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}
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err:
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if (ret == NULL)
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PEMerr(PEM_F_PEM_READ_BIO_PARAMETERS, ERR_R_ASN1_LIB);
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OPENSSL_free(nm);
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OPENSSL_free(data);
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return (ret);
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}
|
2006-03-24 13:46:58 +00:00
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|
2006-03-28 14:35:32 +00:00
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int PEM_write_bio_Parameters(BIO *bp, EVP_PKEY *x)
|
2015-01-22 03:40:55 +00:00
|
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{
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char pem_str[80];
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if (!x->ameth || !x->ameth->param_encode)
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return 0;
|
2006-03-24 13:46:58 +00:00
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|
2015-01-22 03:40:55 +00:00
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BIO_snprintf(pem_str, 80, "%s PARAMETERS", x->ameth->pem_str);
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return PEM_ASN1_write_bio((i2d_of_void *)x->ameth->param_encode,
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pem_str, bp, x, NULL, NULL, 0, 0, NULL);
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}
|
2006-03-23 18:02:23 +00:00
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|
2015-01-14 20:57:28 +00:00
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#ifndef OPENSSL_NO_STDIO
|
2015-01-22 03:40:55 +00:00
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EVP_PKEY *PEM_read_PrivateKey(FILE *fp, EVP_PKEY **x, pem_password_cb *cb,
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void *u)
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|
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{
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BIO *b;
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|
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EVP_PKEY *ret;
|
2001-07-27 02:22:42 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
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if ((b = BIO_new(BIO_s_file())) == NULL) {
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PEMerr(PEM_F_PEM_READ_PRIVATEKEY, ERR_R_BUF_LIB);
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return (0);
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|
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}
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BIO_set_fp(b, fp, BIO_NOCLOSE);
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ret = PEM_read_bio_PrivateKey(b, x, cb, u);
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BIO_free(b);
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return (ret);
|
|
|
|
}
|
2006-03-23 18:02:23 +00:00
|
|
|
|
|
|
|
int PEM_write_PrivateKey(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc,
|
2015-01-22 03:40:55 +00:00
|
|
|
unsigned char *kstr, int klen,
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|
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pem_password_cb *cb, void *u)
|
|
|
|
{
|
|
|
|
BIO *b;
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|
|
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int ret;
|
2006-03-23 18:02:23 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if ((b = BIO_new_fp(fp, BIO_NOCLOSE)) == NULL) {
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|
|
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PEMerr(PEM_F_PEM_WRITE_PRIVATEKEY, ERR_R_BUF_LIB);
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|
|
|
return 0;
|
|
|
|
}
|
|
|
|
ret = PEM_write_bio_PrivateKey(b, x, enc, kstr, klen, cb, u);
|
|
|
|
BIO_free(b);
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|
|
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return ret;
|
|
|
|
}
|
2006-03-23 18:02:23 +00:00
|
|
|
|
2001-07-27 02:22:42 +00:00
|
|
|
#endif
|
2011-12-07 12:44:03 +00:00
|
|
|
|
|
|
|
#ifndef OPENSSL_NO_DH
|
|
|
|
|
|
|
|
/* Transparently read in PKCS#3 or X9.42 DH parameters */
|
|
|
|
|
|
|
|
DH *PEM_read_bio_DHparams(BIO *bp, DH **x, pem_password_cb *cb, void *u)
|
2015-01-22 03:40:55 +00:00
|
|
|
{
|
|
|
|
char *nm = NULL;
|
|
|
|
const unsigned char *p = NULL;
|
|
|
|
unsigned char *data = NULL;
|
|
|
|
long len;
|
|
|
|
DH *ret = NULL;
|
2011-12-07 12:44:03 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if (!PEM_bytes_read_bio(&data, &len, &nm, PEM_STRING_DHPARAMS, bp, cb, u))
|
|
|
|
return NULL;
|
|
|
|
p = data;
|
2011-12-07 12:44:03 +00:00
|
|
|
|
2015-05-06 18:56:14 +00:00
|
|
|
if (strcmp(nm, PEM_STRING_DHXPARAMS) == 0)
|
2015-01-22 03:40:55 +00:00
|
|
|
ret = d2i_DHxparams(x, &p, len);
|
|
|
|
else
|
|
|
|
ret = d2i_DHparams(x, &p, len);
|
2011-12-07 12:44:03 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if (ret == NULL)
|
|
|
|
PEMerr(PEM_F_PEM_READ_BIO_DHPARAMS, ERR_R_ASN1_LIB);
|
|
|
|
OPENSSL_free(nm);
|
|
|
|
OPENSSL_free(data);
|
|
|
|
return ret;
|
|
|
|
}
|
2011-12-07 12:44:03 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
# ifndef OPENSSL_NO_STDIO
|
2011-12-07 12:44:03 +00:00
|
|
|
DH *PEM_read_DHparams(FILE *fp, DH **x, pem_password_cb *cb, void *u)
|
2015-01-22 03:40:55 +00:00
|
|
|
{
|
|
|
|
BIO *b;
|
|
|
|
DH *ret;
|
2011-12-07 12:44:03 +00:00
|
|
|
|
2015-01-22 03:40:55 +00:00
|
|
|
if ((b = BIO_new(BIO_s_file())) == NULL) {
|
|
|
|
PEMerr(PEM_F_PEM_READ_DHPARAMS, ERR_R_BUF_LIB);
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
BIO_set_fp(b, fp, BIO_NOCLOSE);
|
|
|
|
ret = PEM_read_bio_DHparams(b, x, cb, u);
|
|
|
|
BIO_free(b);
|
|
|
|
return (ret);
|
|
|
|
}
|
|
|
|
# endif
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2011-12-07 12:44:03 +00:00
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#endif
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