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/* $OpenBSD: x509.c,v 1.2 2005/05/28 08:07:45 marius Exp $ */
/*
* x509.c
*
* Copyright (c) 2001 Dug Song <dugsong@arbor.net>
* Copyright (c) 2001 Arbor Networks, Inc.
*
* 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. The names of the copyright holders may not be used to endorse or
* promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED ``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 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.
*
* $Vendor: x509.c,v 1.2 2005/04/01 16:47:31 dugsong Exp $
*/
#include <sys/types.h>
#include <sys/uio.h>
#include <openssl/ssl.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "key.h"
#include "extern.h"
#include "x509.h"
#define X509_CERT_MAGIC "-----BEGIN CERTIFICATE-----"
#define X509_RSA_MAGIC "-----BEGIN RSA PRIVATE KEY-----"
#define X509_DSA_MAGIC "-----BEGIN DSA PRIVATE KEY-----"
int
x509_load_public(struct key *k, struct iovec *iov)
{
BIO *bio;
X509 *cert;
EVP_PKEY *evp;
if (strncmp((char *)iov->iov_base, X509_CERT_MAGIC,
strlen(X509_CERT_MAGIC)) != 0)
return (-1);
if ((bio = BIO_new(BIO_s_mem())) == NULL)
return (-1);
if (BIO_write(bio, iov->iov_base, iov->iov_len + 1) <= 0) {
BIO_free(bio);
return (-1);
}
cert = PEM_read_bio_X509(bio, NULL, NULL, NULL);
BIO_free(bio);
if (cert == NULL)
return (-1);
evp = X509_get_pubkey(cert);
if (evp->type == EVP_PKEY_RSA) {
k->type = KEY_RSA;
k->data = (void *)RSAPublicKey_dup(evp->pkey.rsa);
} else if (evp->type == EVP_PKEY_DSA) {
k->type = KEY_DSA;
k->data = (void *)evp->pkey.dsa;
evp->pkey.dsa = NULL; /* XXX */
} else {
X509_free(cert);
return (-1);
}
X509_free(cert);
return (0);
}
int
x509_load_private(struct key *k, struct iovec *iov)
{
BIO *bio;
EVP_PKEY *evp;
if (strncmp((char *)iov->iov_base, X509_RSA_MAGIC,
strlen(X509_RSA_MAGIC)) != 0 &&
strncmp((char *)iov->iov_base, X509_DSA_MAGIC,
strlen(X509_DSA_MAGIC)) != 0) {
return (-1);
}
if ((bio = BIO_new(BIO_s_mem())) == NULL)
return (-1);
if (BIO_write(bio, iov->iov_base, iov->iov_len + 1) <= 0) {
BIO_free(bio);
return (-1);
}
evp = PEM_read_bio_PrivateKey(bio, NULL, sign_passwd_cb, NULL);
BIO_free(bio);
if (evp == NULL)
return (-1);
if (evp->type == EVP_PKEY_RSA) {
k->type = KEY_RSA;
k->data = (void *)evp->pkey.rsa;
evp->pkey.rsa = NULL; /* XXX */
} else if (evp->type == EVP_PKEY_DSA) {
k->type = KEY_DSA;
k->data = (void *)evp->pkey.dsa;
evp->pkey.dsa = NULL; /* XXX */
} else {
EVP_PKEY_free(evp);
return (-1);
}
EVP_PKEY_free(evp);
return (0);
}
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