401 lines
14 KiB
C
401 lines
14 KiB
C
/* 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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*
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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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*
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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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*
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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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* 4. If you include any Windows specific code (or a derivative thereof) from
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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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*
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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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*
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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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#include <openssl/x509.h>
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#include <limits.h>
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#include <openssl/asn1.h>
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#include <openssl/buf.h>
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#include <openssl/digest.h>
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#include <openssl/dsa.h>
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#include <openssl/evp.h>
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#include <openssl/mem.h>
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#include <openssl/rsa.h>
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#include <openssl/stack.h>
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int X509_verify(X509 *a, EVP_PKEY *r)
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{
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if (X509_ALGOR_cmp(a->sig_alg, a->cert_info->signature)) {
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OPENSSL_PUT_ERROR(X509, X509_R_SIGNATURE_ALGORITHM_MISMATCH);
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return 0;
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}
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return (ASN1_item_verify(ASN1_ITEM_rptr(X509_CINF), a->sig_alg,
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a->signature, a->cert_info, r));
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}
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int X509_REQ_verify(X509_REQ *a, EVP_PKEY *r)
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{
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return (ASN1_item_verify(ASN1_ITEM_rptr(X509_REQ_INFO),
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a->sig_alg, a->signature, a->req_info, r));
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}
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int X509_sign(X509 *x, EVP_PKEY *pkey, const EVP_MD *md)
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{
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x->cert_info->enc.modified = 1;
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return (ASN1_item_sign(ASN1_ITEM_rptr(X509_CINF), x->cert_info->signature,
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x->sig_alg, x->signature, x->cert_info, pkey, md));
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}
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int X509_sign_ctx(X509 *x, EVP_MD_CTX *ctx)
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{
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x->cert_info->enc.modified = 1;
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return ASN1_item_sign_ctx(ASN1_ITEM_rptr(X509_CINF),
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x->cert_info->signature,
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x->sig_alg, x->signature, x->cert_info, ctx);
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}
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int X509_REQ_sign(X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md)
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{
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return (ASN1_item_sign(ASN1_ITEM_rptr(X509_REQ_INFO), x->sig_alg, NULL,
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x->signature, x->req_info, pkey, md));
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}
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int X509_REQ_sign_ctx(X509_REQ *x, EVP_MD_CTX *ctx)
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{
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return ASN1_item_sign_ctx(ASN1_ITEM_rptr(X509_REQ_INFO),
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x->sig_alg, NULL, x->signature, x->req_info,
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ctx);
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}
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int X509_CRL_sign(X509_CRL *x, EVP_PKEY *pkey, const EVP_MD *md)
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{
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x->crl->enc.modified = 1;
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return (ASN1_item_sign(ASN1_ITEM_rptr(X509_CRL_INFO), x->crl->sig_alg,
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x->sig_alg, x->signature, x->crl, pkey, md));
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}
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int X509_CRL_sign_ctx(X509_CRL *x, EVP_MD_CTX *ctx)
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{
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x->crl->enc.modified = 1;
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return ASN1_item_sign_ctx(ASN1_ITEM_rptr(X509_CRL_INFO),
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x->crl->sig_alg, x->sig_alg, x->signature,
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x->crl, ctx);
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}
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int NETSCAPE_SPKI_sign(NETSCAPE_SPKI *x, EVP_PKEY *pkey, const EVP_MD *md)
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{
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return (ASN1_item_sign(ASN1_ITEM_rptr(NETSCAPE_SPKAC), x->sig_algor, NULL,
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x->signature, x->spkac, pkey, md));
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}
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int NETSCAPE_SPKI_verify(NETSCAPE_SPKI *x, EVP_PKEY *pkey)
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{
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return (ASN1_item_verify(ASN1_ITEM_rptr(NETSCAPE_SPKAC), x->sig_algor,
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x->signature, x->spkac, pkey));
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}
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#ifndef OPENSSL_NO_FP_API
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X509 *d2i_X509_fp(FILE *fp, X509 **x509)
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{
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return ASN1_item_d2i_fp(ASN1_ITEM_rptr(X509), fp, x509);
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}
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int i2d_X509_fp(FILE *fp, X509 *x509)
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{
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return ASN1_item_i2d_fp(ASN1_ITEM_rptr(X509), fp, x509);
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}
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#endif
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X509 *d2i_X509_bio(BIO *bp, X509 **x509)
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{
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return ASN1_item_d2i_bio(ASN1_ITEM_rptr(X509), bp, x509);
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}
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int i2d_X509_bio(BIO *bp, X509 *x509)
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{
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return ASN1_item_i2d_bio(ASN1_ITEM_rptr(X509), bp, x509);
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}
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#ifndef OPENSSL_NO_FP_API
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X509_CRL *d2i_X509_CRL_fp(FILE *fp, X509_CRL **crl)
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{
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return ASN1_item_d2i_fp(ASN1_ITEM_rptr(X509_CRL), fp, crl);
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}
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int i2d_X509_CRL_fp(FILE *fp, X509_CRL *crl)
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{
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return ASN1_item_i2d_fp(ASN1_ITEM_rptr(X509_CRL), fp, crl);
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}
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#endif
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X509_CRL *d2i_X509_CRL_bio(BIO *bp, X509_CRL **crl)
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{
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return ASN1_item_d2i_bio(ASN1_ITEM_rptr(X509_CRL), bp, crl);
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}
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int i2d_X509_CRL_bio(BIO *bp, X509_CRL *crl)
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{
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return ASN1_item_i2d_bio(ASN1_ITEM_rptr(X509_CRL), bp, crl);
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}
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#ifndef OPENSSL_NO_FP_API
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X509_REQ *d2i_X509_REQ_fp(FILE *fp, X509_REQ **req)
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{
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return ASN1_item_d2i_fp(ASN1_ITEM_rptr(X509_REQ), fp, req);
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}
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int i2d_X509_REQ_fp(FILE *fp, X509_REQ *req)
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{
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return ASN1_item_i2d_fp(ASN1_ITEM_rptr(X509_REQ), fp, req);
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}
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#endif
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X509_REQ *d2i_X509_REQ_bio(BIO *bp, X509_REQ **req)
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{
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return ASN1_item_d2i_bio(ASN1_ITEM_rptr(X509_REQ), bp, req);
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}
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int i2d_X509_REQ_bio(BIO *bp, X509_REQ *req)
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{
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return ASN1_item_i2d_bio(ASN1_ITEM_rptr(X509_REQ), bp, req);
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}
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#ifndef OPENSSL_NO_FP_API
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#define IMPLEMENT_D2I_FP(type, name, bio_func) \
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type *name(FILE *fp, type **obj) { \
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BIO *bio = BIO_new_fp(fp, BIO_NOCLOSE); \
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if (bio == NULL) { \
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return NULL; \
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} \
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type *ret = bio_func(bio, obj); \
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BIO_free(bio); \
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return ret; \
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}
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#define IMPLEMENT_I2D_FP(type, name, bio_func) \
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int name(FILE *fp, type *obj) { \
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BIO *bio = BIO_new_fp(fp, BIO_NOCLOSE); \
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if (bio == NULL) { \
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return 0; \
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} \
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int ret = bio_func(bio, obj); \
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BIO_free(bio); \
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return ret; \
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}
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IMPLEMENT_D2I_FP(RSA, d2i_RSAPrivateKey_fp, d2i_RSAPrivateKey_bio)
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IMPLEMENT_I2D_FP(RSA, i2d_RSAPrivateKey_fp, i2d_RSAPrivateKey_bio)
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IMPLEMENT_D2I_FP(RSA, d2i_RSAPublicKey_fp, d2i_RSAPublicKey_bio)
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IMPLEMENT_I2D_FP(RSA, i2d_RSAPublicKey_fp, i2d_RSAPublicKey_bio)
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IMPLEMENT_D2I_FP(RSA, d2i_RSA_PUBKEY_fp, d2i_RSA_PUBKEY_bio)
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IMPLEMENT_I2D_FP(RSA, i2d_RSA_PUBKEY_fp, i2d_RSA_PUBKEY_bio)
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#endif
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#define IMPLEMENT_D2I_BIO(type, name, d2i_func) \
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type *name(BIO *bio, type **obj) { \
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uint8_t *data; \
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size_t len; \
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if (!BIO_read_asn1(bio, &data, &len, 100 * 1024)) { \
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return NULL; \
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} \
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const uint8_t *ptr = data; \
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type *ret = d2i_func(obj, &ptr, (long)len); \
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OPENSSL_free(data); \
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return ret; \
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}
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#define IMPLEMENT_I2D_BIO(type, name, i2d_func) \
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int name(BIO *bio, type *obj) { \
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uint8_t *data = NULL; \
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int len = i2d_func(obj, &data); \
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if (len < 0) { \
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return 0; \
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} \
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int ret = BIO_write_all(bio, data, len); \
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OPENSSL_free(data); \
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return ret; \
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}
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IMPLEMENT_D2I_BIO(RSA, d2i_RSAPrivateKey_bio, d2i_RSAPrivateKey)
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IMPLEMENT_I2D_BIO(RSA, i2d_RSAPrivateKey_bio, i2d_RSAPrivateKey)
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IMPLEMENT_D2I_BIO(RSA, d2i_RSAPublicKey_bio, d2i_RSAPublicKey)
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IMPLEMENT_I2D_BIO(RSA, i2d_RSAPublicKey_bio, i2d_RSAPublicKey)
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IMPLEMENT_D2I_BIO(RSA, d2i_RSA_PUBKEY_bio, d2i_RSA_PUBKEY)
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IMPLEMENT_I2D_BIO(RSA, i2d_RSA_PUBKEY_bio, i2d_RSA_PUBKEY)
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#ifndef OPENSSL_NO_DSA
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# ifndef OPENSSL_NO_FP_API
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IMPLEMENT_D2I_FP(DSA, d2i_DSAPrivateKey_fp, d2i_DSAPrivateKey_bio)
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IMPLEMENT_I2D_FP(DSA, i2d_DSAPrivateKey_fp, i2d_DSAPrivateKey_bio)
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IMPLEMENT_D2I_FP(DSA, d2i_DSA_PUBKEY_fp, d2i_DSA_PUBKEY_bio)
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IMPLEMENT_I2D_FP(DSA, i2d_DSA_PUBKEY_fp, i2d_DSA_PUBKEY_bio)
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# endif
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IMPLEMENT_D2I_BIO(DSA, d2i_DSAPrivateKey_bio, d2i_DSAPrivateKey)
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IMPLEMENT_I2D_BIO(DSA, i2d_DSAPrivateKey_bio, i2d_DSAPrivateKey)
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IMPLEMENT_D2I_BIO(DSA, d2i_DSA_PUBKEY_bio, d2i_DSA_PUBKEY)
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IMPLEMENT_I2D_BIO(DSA, i2d_DSA_PUBKEY_bio, i2d_DSA_PUBKEY)
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#endif
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#ifndef OPENSSL_NO_FP_API
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IMPLEMENT_D2I_FP(EC_KEY, d2i_ECPrivateKey_fp, d2i_ECPrivateKey_bio)
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IMPLEMENT_I2D_FP(EC_KEY, i2d_ECPrivateKey_fp, i2d_ECPrivateKey_bio)
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IMPLEMENT_D2I_FP(EC_KEY, d2i_EC_PUBKEY_fp, d2i_EC_PUBKEY_bio)
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IMPLEMENT_I2D_FP(EC_KEY, i2d_EC_PUBKEY_fp, i2d_EC_PUBKEY_bio)
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#endif
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IMPLEMENT_D2I_BIO(EC_KEY, d2i_ECPrivateKey_bio, d2i_ECPrivateKey)
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IMPLEMENT_I2D_BIO(EC_KEY, i2d_ECPrivateKey_bio, i2d_ECPrivateKey)
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IMPLEMENT_D2I_BIO(EC_KEY, d2i_EC_PUBKEY_bio, d2i_EC_PUBKEY)
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IMPLEMENT_I2D_BIO(EC_KEY, i2d_EC_PUBKEY_bio, i2d_EC_PUBKEY)
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int X509_pubkey_digest(const X509 *data, const EVP_MD *type,
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unsigned char *md, unsigned int *len)
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{
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ASN1_BIT_STRING *key;
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key = X509_get0_pubkey_bitstr(data);
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if (!key)
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return 0;
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return EVP_Digest(key->data, key->length, md, len, type, NULL);
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}
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int X509_digest(const X509 *data, const EVP_MD *type, unsigned char *md,
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unsigned int *len)
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{
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return (ASN1_item_digest
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(ASN1_ITEM_rptr(X509), type, (char *)data, md, len));
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}
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int X509_CRL_digest(const X509_CRL *data, const EVP_MD *type,
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unsigned char *md, unsigned int *len)
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{
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return (ASN1_item_digest
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(ASN1_ITEM_rptr(X509_CRL), type, (char *)data, md, len));
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}
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int X509_REQ_digest(const X509_REQ *data, const EVP_MD *type,
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unsigned char *md, unsigned int *len)
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{
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return (ASN1_item_digest
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(ASN1_ITEM_rptr(X509_REQ), type, (char *)data, md, len));
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}
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int X509_NAME_digest(const X509_NAME *data, const EVP_MD *type,
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unsigned char *md, unsigned int *len)
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{
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return (ASN1_item_digest
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(ASN1_ITEM_rptr(X509_NAME), type, (char *)data, md, len));
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}
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#ifndef OPENSSL_NO_FP_API
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IMPLEMENT_D2I_FP(X509_SIG, d2i_PKCS8_fp, d2i_PKCS8_bio)
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IMPLEMENT_I2D_FP(X509_SIG, i2d_PKCS8_fp, i2d_PKCS8_bio)
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#endif
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IMPLEMENT_D2I_BIO(X509_SIG, d2i_PKCS8_bio, d2i_X509_SIG)
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IMPLEMENT_I2D_BIO(X509_SIG, i2d_PKCS8_bio, i2d_X509_SIG)
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#ifndef OPENSSL_NO_FP_API
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IMPLEMENT_D2I_FP(PKCS8_PRIV_KEY_INFO, d2i_PKCS8_PRIV_KEY_INFO_fp,
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d2i_PKCS8_PRIV_KEY_INFO_bio)
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IMPLEMENT_I2D_FP(PKCS8_PRIV_KEY_INFO, i2d_PKCS8_PRIV_KEY_INFO_fp,
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i2d_PKCS8_PRIV_KEY_INFO_bio)
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int i2d_PKCS8PrivateKeyInfo_fp(FILE *fp, EVP_PKEY *key)
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{
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PKCS8_PRIV_KEY_INFO *p8inf;
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int ret;
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p8inf = EVP_PKEY2PKCS8(key);
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if (!p8inf)
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return 0;
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ret = i2d_PKCS8_PRIV_KEY_INFO_fp(fp, p8inf);
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PKCS8_PRIV_KEY_INFO_free(p8inf);
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return ret;
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}
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IMPLEMENT_D2I_FP(EVP_PKEY, d2i_PrivateKey_fp, d2i_PrivateKey_bio)
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IMPLEMENT_I2D_FP(EVP_PKEY, i2d_PrivateKey_fp, i2d_PrivateKey_bio)
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IMPLEMENT_D2I_FP(EVP_PKEY, d2i_PUBKEY_fp, d2i_PUBKEY_bio)
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IMPLEMENT_I2D_FP(EVP_PKEY, i2d_PUBKEY_fp, i2d_PUBKEY_bio)
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IMPLEMENT_D2I_BIO(PKCS8_PRIV_KEY_INFO, d2i_PKCS8_PRIV_KEY_INFO_bio,
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d2i_PKCS8_PRIV_KEY_INFO)
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IMPLEMENT_I2D_BIO(PKCS8_PRIV_KEY_INFO, i2d_PKCS8_PRIV_KEY_INFO_bio,
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i2d_PKCS8_PRIV_KEY_INFO)
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int i2d_PKCS8PrivateKeyInfo_bio(BIO *bp, EVP_PKEY *key)
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{
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PKCS8_PRIV_KEY_INFO *p8inf;
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int ret;
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p8inf = EVP_PKEY2PKCS8(key);
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if (!p8inf)
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return 0;
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ret = i2d_PKCS8_PRIV_KEY_INFO_bio(bp, p8inf);
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PKCS8_PRIV_KEY_INFO_free(p8inf);
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return ret;
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}
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#endif
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IMPLEMENT_D2I_BIO(EVP_PKEY, d2i_PrivateKey_bio, d2i_AutoPrivateKey)
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IMPLEMENT_I2D_BIO(EVP_PKEY, i2d_PrivateKey_bio, i2d_PrivateKey)
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IMPLEMENT_D2I_BIO(EVP_PKEY, d2i_PUBKEY_bio, d2i_PUBKEY)
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IMPLEMENT_I2D_BIO(EVP_PKEY, i2d_PUBKEY_bio, i2d_PUBKEY)
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IMPLEMENT_D2I_BIO(DH, d2i_DHparams_bio, d2i_DHparams)
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IMPLEMENT_I2D_BIO(const DH, i2d_DHparams_bio, i2d_DHparams)
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