443 lines
13 KiB
C
443 lines
13 KiB
C
|
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
|
||
|
* 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.]
|
||
|
*/
|
||
|
/* ====================================================================
|
||
|
* Copyright (c) 1998-2002 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
|
||
|
* openssl-core@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). */
|
||
|
|
||
|
#include <stdio.h>
|
||
|
|
||
|
#include <openssl/bio.h>
|
||
|
#include <openssl/dh.h>
|
||
|
#include <openssl/dsa.h>
|
||
|
#include <openssl/evp.h>
|
||
|
#include <openssl/pem.h>
|
||
|
/*#include <openssl/pkcs7.h> */
|
||
|
#include <openssl/rsa.h>
|
||
|
#include <openssl/x509.h>
|
||
|
|
||
|
|
||
|
static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa);
|
||
|
static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa);
|
||
|
static EC_KEY *pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey);
|
||
|
|
||
|
|
||
|
IMPLEMENT_PEM_rw(X509_REQ, X509_REQ, PEM_STRING_X509_REQ, X509_REQ)
|
||
|
|
||
|
IMPLEMENT_PEM_write(X509_REQ_NEW, X509_REQ, PEM_STRING_X509_REQ_OLD, X509_REQ)
|
||
|
|
||
|
IMPLEMENT_PEM_rw(X509_CRL, X509_CRL, PEM_STRING_X509_CRL, X509_CRL)
|
||
|
|
||
|
|
||
|
#ifndef OPENSSL_NO_RSA
|
||
|
|
||
|
/* We treat RSA or DSA private keys as a special case.
|
||
|
*
|
||
|
* For private keys we read in an EVP_PKEY structure with
|
||
|
* PEM_read_bio_PrivateKey() and extract the relevant private
|
||
|
* key: this means can handle "traditional" and PKCS#8 formats
|
||
|
* transparently.
|
||
|
*/
|
||
|
|
||
|
static RSA *pkey_get_rsa(EVP_PKEY *key, RSA **rsa)
|
||
|
{
|
||
|
RSA *rtmp;
|
||
|
if(!key) return NULL;
|
||
|
rtmp = EVP_PKEY_get1_RSA(key);
|
||
|
EVP_PKEY_free(key);
|
||
|
if(!rtmp) return NULL;
|
||
|
if(rsa) {
|
||
|
RSA_free(*rsa);
|
||
|
*rsa = rtmp;
|
||
|
}
|
||
|
return rtmp;
|
||
|
}
|
||
|
|
||
|
RSA *PEM_read_bio_RSAPrivateKey(BIO *bp, RSA **rsa, pem_password_cb *cb,
|
||
|
void *u)
|
||
|
{
|
||
|
EVP_PKEY *pktmp;
|
||
|
pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
|
||
|
return pkey_get_rsa(pktmp, rsa);
|
||
|
}
|
||
|
|
||
|
#ifndef OPENSSL_NO_FP_API
|
||
|
|
||
|
RSA *PEM_read_RSAPrivateKey(FILE *fp, RSA **rsa, pem_password_cb *cb,
|
||
|
void *u)
|
||
|
{
|
||
|
EVP_PKEY *pktmp;
|
||
|
pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
|
||
|
return pkey_get_rsa(pktmp, rsa);
|
||
|
}
|
||
|
|
||
|
#endif
|
||
|
|
||
|
#ifdef OPENSSL_FIPS
|
||
|
|
||
|
int PEM_write_bio_RSAPrivateKey(BIO *bp, RSA *x, const EVP_CIPHER *enc,
|
||
|
unsigned char *kstr, int klen,
|
||
|
pem_password_cb *cb, void *u)
|
||
|
{
|
||
|
if (FIPS_mode())
|
||
|
{
|
||
|
EVP_PKEY *k;
|
||
|
int ret;
|
||
|
k = EVP_PKEY_new();
|
||
|
if (!k)
|
||
|
return 0;
|
||
|
EVP_PKEY_set1_RSA(k, x);
|
||
|
|
||
|
ret = PEM_write_bio_PrivateKey(bp, k, enc, kstr, klen, cb, u);
|
||
|
EVP_PKEY_free(k);
|
||
|
return ret;
|
||
|
}
|
||
|
else
|
||
|
return PEM_ASN1_write_bio((i2d_of_void *)i2d_RSAPrivateKey,
|
||
|
PEM_STRING_RSA,bp,x,enc,kstr,klen,cb,u);
|
||
|
}
|
||
|
|
||
|
#ifndef OPENSSL_NO_FP_API
|
||
|
int PEM_write_RSAPrivateKey(FILE *fp, RSA *x, const EVP_CIPHER *enc,
|
||
|
unsigned char *kstr, int klen,
|
||
|
pem_password_cb *cb, void *u)
|
||
|
{
|
||
|
if (FIPS_mode())
|
||
|
{
|
||
|
EVP_PKEY *k;
|
||
|
int ret;
|
||
|
k = EVP_PKEY_new();
|
||
|
if (!k)
|
||
|
return 0;
|
||
|
|
||
|
EVP_PKEY_set1_RSA(k, x);
|
||
|
|
||
|
ret = PEM_write_PrivateKey(fp, k, enc, kstr, klen, cb, u);
|
||
|
EVP_PKEY_free(k);
|
||
|
return ret;
|
||
|
}
|
||
|
else
|
||
|
return PEM_ASN1_write((i2d_of_void *)i2d_RSAPrivateKey,
|
||
|
PEM_STRING_RSA,fp,x,enc,kstr,klen,cb,u);
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
#else
|
||
|
|
||
|
IMPLEMENT_PEM_write_cb_const(RSAPrivateKey, RSA, PEM_STRING_RSA, RSAPrivateKey)
|
||
|
|
||
|
#endif
|
||
|
|
||
|
IMPLEMENT_PEM_rw_const(RSAPublicKey, RSA, PEM_STRING_RSA_PUBLIC, RSAPublicKey)
|
||
|
IMPLEMENT_PEM_rw(RSA_PUBKEY, RSA, PEM_STRING_PUBLIC, RSA_PUBKEY)
|
||
|
|
||
|
#endif
|
||
|
|
||
|
#ifndef OPENSSL_NO_DSA
|
||
|
|
||
|
static DSA *pkey_get_dsa(EVP_PKEY *key, DSA **dsa)
|
||
|
{
|
||
|
DSA *dtmp;
|
||
|
if(!key) return NULL;
|
||
|
dtmp = EVP_PKEY_get1_DSA(key);
|
||
|
EVP_PKEY_free(key);
|
||
|
if(!dtmp) return NULL;
|
||
|
if(dsa) {
|
||
|
DSA_free(*dsa);
|
||
|
*dsa = dtmp;
|
||
|
}
|
||
|
return dtmp;
|
||
|
}
|
||
|
|
||
|
DSA *PEM_read_bio_DSAPrivateKey(BIO *bp, DSA **dsa, pem_password_cb *cb,
|
||
|
void *u)
|
||
|
{
|
||
|
EVP_PKEY *pktmp;
|
||
|
pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
|
||
|
return pkey_get_dsa(pktmp, dsa); /* will free pktmp */
|
||
|
}
|
||
|
|
||
|
#ifdef OPENSSL_FIPS
|
||
|
|
||
|
int PEM_write_bio_DSAPrivateKey(BIO *bp, DSA *x, const EVP_CIPHER *enc,
|
||
|
unsigned char *kstr, int klen,
|
||
|
pem_password_cb *cb, void *u)
|
||
|
{
|
||
|
if (FIPS_mode())
|
||
|
{
|
||
|
EVP_PKEY *k;
|
||
|
int ret;
|
||
|
k = EVP_PKEY_new();
|
||
|
if (!k)
|
||
|
return 0;
|
||
|
EVP_PKEY_set1_DSA(k, x);
|
||
|
|
||
|
ret = PEM_write_bio_PrivateKey(bp, k, enc, kstr, klen, cb, u);
|
||
|
EVP_PKEY_free(k);
|
||
|
return ret;
|
||
|
}
|
||
|
else
|
||
|
return PEM_ASN1_write_bio((i2d_of_void *)i2d_DSAPrivateKey,
|
||
|
PEM_STRING_DSA,bp,x,enc,kstr,klen,cb,u);
|
||
|
}
|
||
|
|
||
|
#ifndef OPENSSL_NO_FP_API
|
||
|
int PEM_write_DSAPrivateKey(FILE *fp, DSA *x, const EVP_CIPHER *enc,
|
||
|
unsigned char *kstr, int klen,
|
||
|
pem_password_cb *cb, void *u)
|
||
|
{
|
||
|
if (FIPS_mode())
|
||
|
{
|
||
|
EVP_PKEY *k;
|
||
|
int ret;
|
||
|
k = EVP_PKEY_new();
|
||
|
if (!k)
|
||
|
return 0;
|
||
|
EVP_PKEY_set1_DSA(k, x);
|
||
|
ret = PEM_write_PrivateKey(fp, k, enc, kstr, klen, cb, u);
|
||
|
EVP_PKEY_free(k);
|
||
|
return ret;
|
||
|
}
|
||
|
else
|
||
|
return PEM_ASN1_write((i2d_of_void *)i2d_DSAPrivateKey,
|
||
|
PEM_STRING_DSA,fp,x,enc,kstr,klen,cb,u);
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
#else
|
||
|
|
||
|
IMPLEMENT_PEM_write_cb_const(DSAPrivateKey, DSA, PEM_STRING_DSA, DSAPrivateKey)
|
||
|
|
||
|
#endif
|
||
|
|
||
|
IMPLEMENT_PEM_rw(DSA_PUBKEY, DSA, PEM_STRING_PUBLIC, DSA_PUBKEY)
|
||
|
|
||
|
#ifndef OPENSSL_NO_FP_API
|
||
|
|
||
|
DSA *PEM_read_DSAPrivateKey(FILE *fp, DSA **dsa, pem_password_cb *cb,
|
||
|
void *u)
|
||
|
{
|
||
|
EVP_PKEY *pktmp;
|
||
|
pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
|
||
|
return pkey_get_dsa(pktmp, dsa); /* will free pktmp */
|
||
|
}
|
||
|
|
||
|
#endif
|
||
|
|
||
|
IMPLEMENT_PEM_rw_const(DSAparams, DSA, PEM_STRING_DSAPARAMS, DSAparams)
|
||
|
|
||
|
#endif
|
||
|
|
||
|
|
||
|
#ifndef OPENSSL_NO_EC
|
||
|
static EC_KEY *pkey_get_eckey(EVP_PKEY *key, EC_KEY **eckey)
|
||
|
{
|
||
|
EC_KEY *dtmp;
|
||
|
if(!key) return NULL;
|
||
|
dtmp = EVP_PKEY_get1_EC_KEY(key);
|
||
|
EVP_PKEY_free(key);
|
||
|
if(!dtmp) return NULL;
|
||
|
if(eckey)
|
||
|
{
|
||
|
EC_KEY_free(*eckey);
|
||
|
*eckey = dtmp;
|
||
|
}
|
||
|
return dtmp;
|
||
|
}
|
||
|
|
||
|
EC_KEY *PEM_read_bio_ECPrivateKey(BIO *bp, EC_KEY **key, pem_password_cb *cb,
|
||
|
void *u)
|
||
|
{
|
||
|
EVP_PKEY *pktmp;
|
||
|
pktmp = PEM_read_bio_PrivateKey(bp, NULL, cb, u);
|
||
|
return pkey_get_eckey(pktmp, key); /* will free pktmp */
|
||
|
}
|
||
|
|
||
|
/* TODO(fork): remove this code? */
|
||
|
/* IMPLEMENT_PEM_rw_const(ECPKParameters, EC_GROUP, PEM_STRING_ECPARAMETERS, ECPKParameters) */
|
||
|
|
||
|
|
||
|
|
||
|
#ifdef OPENSSL_FIPS
|
||
|
|
||
|
int PEM_write_bio_ECPrivateKey(BIO *bp, EC_KEY *x, const EVP_CIPHER *enc,
|
||
|
unsigned char *kstr, int klen,
|
||
|
pem_password_cb *cb, void *u)
|
||
|
{
|
||
|
if (FIPS_mode())
|
||
|
{
|
||
|
EVP_PKEY *k;
|
||
|
int ret;
|
||
|
k = EVP_PKEY_new();
|
||
|
if (!k)
|
||
|
return 0;
|
||
|
EVP_PKEY_set1_EC_KEY(k, x);
|
||
|
|
||
|
ret = PEM_write_bio_PrivateKey(bp, k, enc, kstr, klen, cb, u);
|
||
|
EVP_PKEY_free(k);
|
||
|
return ret;
|
||
|
}
|
||
|
else
|
||
|
return PEM_ASN1_write_bio((i2d_of_void *)i2d_ECPrivateKey,
|
||
|
PEM_STRING_ECPRIVATEKEY,
|
||
|
bp,x,enc,kstr,klen,cb,u);
|
||
|
}
|
||
|
|
||
|
#ifndef OPENSSL_NO_FP_API
|
||
|
int PEM_write_ECPrivateKey(FILE *fp, EC_KEY *x, const EVP_CIPHER *enc,
|
||
|
unsigned char *kstr, int klen,
|
||
|
pem_password_cb *cb, void *u)
|
||
|
{
|
||
|
if (FIPS_mode())
|
||
|
{
|
||
|
EVP_PKEY *k;
|
||
|
int ret;
|
||
|
k = EVP_PKEY_new();
|
||
|
if (!k)
|
||
|
return 0;
|
||
|
EVP_PKEY_set1_EC_KEY(k, x);
|
||
|
ret = PEM_write_PrivateKey(fp, k, enc, kstr, klen, cb, u);
|
||
|
EVP_PKEY_free(k);
|
||
|
return ret;
|
||
|
}
|
||
|
else
|
||
|
return PEM_ASN1_write((i2d_of_void *)i2d_ECPrivateKey,
|
||
|
PEM_STRING_ECPRIVATEKEY,
|
||
|
fp,x,enc,kstr,klen,cb,u);
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
#else
|
||
|
|
||
|
IMPLEMENT_PEM_write_cb(ECPrivateKey, EC_KEY, PEM_STRING_ECPRIVATEKEY, ECPrivateKey)
|
||
|
|
||
|
#endif
|
||
|
|
||
|
IMPLEMENT_PEM_rw(EC_PUBKEY, EC_KEY, PEM_STRING_PUBLIC, EC_PUBKEY)
|
||
|
|
||
|
#ifndef OPENSSL_NO_FP_API
|
||
|
|
||
|
EC_KEY *PEM_read_ECPrivateKey(FILE *fp, EC_KEY **eckey, pem_password_cb *cb,
|
||
|
void *u)
|
||
|
{
|
||
|
EVP_PKEY *pktmp;
|
||
|
pktmp = PEM_read_PrivateKey(fp, NULL, cb, u);
|
||
|
return pkey_get_eckey(pktmp, eckey); /* will free pktmp */
|
||
|
}
|
||
|
|
||
|
#endif
|
||
|
|
||
|
#endif
|
||
|
|
||
|
#ifndef OPENSSL_NO_DH
|
||
|
|
||
|
IMPLEMENT_PEM_write_const(DHparams, DH, PEM_STRING_DHPARAMS, DHparams)
|
||
|
|
||
|
/* TODO(fork): remove this code? */
|
||
|
/* IMPLEMENT_PEM_write_const(DHxparams, DH, PEM_STRING_DHXPARAMS, DHxparams) */
|
||
|
|
||
|
#endif
|
||
|
|
||
|
IMPLEMENT_PEM_rw(PUBKEY, EVP_PKEY, PEM_STRING_PUBLIC, PUBKEY)
|