Initial support for CMS. Add zlib compression BIO. Add AES key wrap implementation. Generalize S/MIME MIME code to support CMS and/or PKCS7.master
Dr. Stephen Henson
15 years ago
parent
27dc105f51
commit
8931b30d84
File diff suppressed because it is too large
Load Diff
@ -0,0 +1,927 @@
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/* apps/cms.c */
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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* project.
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*/
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/* ====================================================================
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* Copyright (c) 2008 The OpenSSL Project. All rights reserved.
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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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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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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
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*/
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/* CMS utility function */
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#include <stdio.h>
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#include <string.h>
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#include "apps.h"
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#ifndef OPENSSL_NO_CMS
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#include <openssl/crypto.h>
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#include <openssl/pem.h>
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#include <openssl/err.h>
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#include <openssl/x509_vfy.h>
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#include <openssl/x509v3.h>
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#include <openssl/cms.h>
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#undef PROG
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#define PROG cms_main
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static int save_certs(char *signerfile, STACK_OF(X509) *signers);
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static int smime_cb(int ok, X509_STORE_CTX *ctx);
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#define SMIME_OP 0x10
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#define SMIME_IP 0x20
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#define SMIME_SIGNERS 0x40
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#define SMIME_ENCRYPT (1 | SMIME_OP)
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#define SMIME_DECRYPT (2 | SMIME_IP)
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#define SMIME_SIGN (3 | SMIME_OP | SMIME_SIGNERS)
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#define SMIME_VERIFY (4 | SMIME_IP)
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#define SMIME_CMSOUT (5 | SMIME_IP | SMIME_OP)
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#define SMIME_RESIGN (6 | SMIME_IP | SMIME_OP | SMIME_SIGNERS)
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#define SMIME_DATAOUT (7 | SMIME_IP)
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#define SMIME_DATA_CREATE (8 | SMIME_OP)
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#define SMIME_DIGEST_VERIFY (9 | SMIME_IP)
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#define SMIME_DIGEST_CREATE (10 | SMIME_OP)
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#define SMIME_UNCOMPRESS (11 | SMIME_IP)
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#define SMIME_COMPRESS (12 | SMIME_OP)
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int MAIN(int, char **);
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int MAIN(int argc, char **argv)
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{
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ENGINE *e = NULL;
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int operation = 0;
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int ret = 0;
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char **args;
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const char *inmode = "r", *outmode = "w";
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char *infile = NULL, *outfile = NULL;
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char *signerfile = NULL, *recipfile = NULL;
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STACK *sksigners = NULL, *skkeys = NULL;
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char *certfile = NULL, *keyfile = NULL, *contfile=NULL;
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const EVP_CIPHER *cipher = NULL;
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CMS_ContentInfo *cms = NULL;
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X509_STORE *store = NULL;
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X509 *cert = NULL, *recip = NULL, *signer = NULL;
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EVP_PKEY *key = NULL;
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STACK_OF(X509) *encerts = NULL, *other = NULL;
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BIO *in = NULL, *out = NULL, *indata = NULL;
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int badarg = 0;
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int flags = CMS_DETACHED;
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char *to = NULL, *from = NULL, *subject = NULL;
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char *CAfile = NULL, *CApath = NULL;
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char *passargin = NULL, *passin = NULL;
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char *inrand = NULL;
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int need_rand = 0;
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int indef = 0;
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const EVP_MD *sign_md = NULL;
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int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
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int keyform = FORMAT_PEM;
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#ifndef OPENSSL_NO_ENGINE
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char *engine=NULL;
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#endif
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X509_VERIFY_PARAM *vpm = NULL;
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args = argv + 1;
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ret = 1;
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apps_startup();
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if (bio_err == NULL)
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{
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if ((bio_err = BIO_new(BIO_s_file())) != NULL)
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BIO_set_fp(bio_err, stderr, BIO_NOCLOSE|BIO_FP_TEXT);
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}
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if (!load_config(bio_err, NULL))
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goto end;
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while (!badarg && *args && *args[0] == '-')
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{
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if (!strcmp (*args, "-encrypt"))
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operation = SMIME_ENCRYPT;
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else if (!strcmp (*args, "-decrypt"))
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operation = SMIME_DECRYPT;
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else if (!strcmp (*args, "-sign"))
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operation = SMIME_SIGN;
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else if (!strcmp (*args, "-resign"))
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operation = SMIME_RESIGN;
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else if (!strcmp (*args, "-verify"))
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operation = SMIME_VERIFY;
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else if (!strcmp (*args, "-cmsout"))
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operation = SMIME_CMSOUT;
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else if (!strcmp (*args, "-data_out"))
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operation = SMIME_DATAOUT;
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else if (!strcmp (*args, "-data_create"))
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operation = SMIME_DATA_CREATE;
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else if (!strcmp (*args, "-digest_verify"))
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operation = SMIME_DIGEST_VERIFY;
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else if (!strcmp (*args, "-digest_create"))
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operation = SMIME_DIGEST_CREATE;
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else if (!strcmp (*args, "-compress"))
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operation = SMIME_COMPRESS;
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else if (!strcmp (*args, "-uncompress"))
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operation = SMIME_UNCOMPRESS;
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#ifndef OPENSSL_NO_DES
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else if (!strcmp (*args, "-des3"))
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cipher = EVP_des_ede3_cbc();
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else if (!strcmp (*args, "-des"))
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cipher = EVP_des_cbc();
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#endif
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#ifndef OPENSSL_NO_SEED
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else if (!strcmp (*args, "-seed"))
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cipher = EVP_seed_cbc();
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#endif
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#ifndef OPENSSL_NO_RC2
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else if (!strcmp (*args, "-rc2-40"))
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cipher = EVP_rc2_40_cbc();
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else if (!strcmp (*args, "-rc2-128"))
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cipher = EVP_rc2_cbc();
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else if (!strcmp (*args, "-rc2-64"))
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cipher = EVP_rc2_64_cbc();
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#endif
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#ifndef OPENSSL_NO_AES
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else if (!strcmp(*args,"-aes128"))
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cipher = EVP_aes_128_cbc();
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else if (!strcmp(*args,"-aes192"))
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cipher = EVP_aes_192_cbc();
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else if (!strcmp(*args,"-aes256"))
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cipher = EVP_aes_256_cbc();
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#endif
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#ifndef OPENSSL_NO_CAMELLIA
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else if (!strcmp(*args,"-camellia128"))
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cipher = EVP_camellia_128_cbc();
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else if (!strcmp(*args,"-camellia192"))
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cipher = EVP_camellia_192_cbc();
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else if (!strcmp(*args,"-camellia256"))
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cipher = EVP_camellia_256_cbc();
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#endif
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else if (!strcmp (*args, "-text"))
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flags |= CMS_TEXT;
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else if (!strcmp (*args, "-nointern"))
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flags |= CMS_NOINTERN;
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else if (!strcmp (*args, "-noverify")
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|| !strcmp (*args, "-no_signer_cert_verify"))
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flags |= CMS_NO_SIGNER_CERT_VERIFY;
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else if (!strcmp (*args, "-nocerts"))
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flags |= CMS_NOCERTS;
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else if (!strcmp (*args, "-noattr"))
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flags |= CMS_NOATTR;
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else if (!strcmp (*args, "-nodetach"))
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flags &= ~CMS_DETACHED;
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else if (!strcmp (*args, "-nosmimecap"))
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flags |= CMS_NOSMIMECAP;
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else if (!strcmp (*args, "-binary"))
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flags |= CMS_BINARY;
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else if (!strcmp (*args, "-keyid"))
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flags |= CMS_USE_KEYID;
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else if (!strcmp (*args, "-nosigs"))
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flags |= CMS_NOSIGS;
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else if (!strcmp (*args, "-no_content_verify"))
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flags |= CMS_NO_CONTENT_VERIFY;
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else if (!strcmp (*args, "-no_attr_verify"))
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flags |= CMS_NO_ATTR_VERIFY;
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else if (!strcmp (*args, "-stream"))
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indef = 1;
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else if (!strcmp (*args, "-indef"))
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indef = 1;
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else if (!strcmp (*args, "-noindef"))
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indef = 0;
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else if (!strcmp (*args, "-nooldmime"))
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flags |= CMS_NOOLDMIMETYPE;
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else if (!strcmp (*args, "-crlfeol"))
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flags |= CMS_CRLFEOL;
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else if (!strcmp(*args,"-rand"))
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{
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if (!args[1])
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goto argerr;
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args++;
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inrand = *args;
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need_rand = 1;
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}
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#ifndef OPENSSL_NO_ENGINE
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else if (!strcmp(*args,"-engine"))
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{
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if (!args[1])
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goto argerr;
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engine = *++args;
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}
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#endif
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else if (!strcmp(*args,"-passin"))
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{
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if (!args[1])
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goto argerr;
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passargin = *++args;
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}
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else if (!strcmp (*args, "-to"))
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{
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if (!args[1])
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goto argerr;
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to = *++args;
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}
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else if (!strcmp (*args, "-from"))
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{
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if (!args[1])
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goto argerr;
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from = *++args;
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}
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else if (!strcmp (*args, "-subject"))
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{
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if (!args[1])
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goto argerr;
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subject = *++args;
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}
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else if (!strcmp (*args, "-signer"))
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{
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if (!args[1])
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goto argerr;
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/* If previous -signer argument add signer to list */
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if (signerfile)
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{
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if (!sksigners)
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sksigners = sk_new_null();
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sk_push(sksigners, signerfile);
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if (!keyfile)
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keyfile = signerfile;
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if (!skkeys)
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skkeys = sk_new_null();
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sk_push(skkeys, keyfile);
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keyfile = NULL;
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}
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signerfile = *++args;
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}
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else if (!strcmp (*args, "-recip"))
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{
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if (!args[1])
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goto argerr;
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recipfile = *++args;
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}
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else if (!strcmp (*args, "-md"))
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{
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if (!args[1])
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goto argerr;
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sign_md = EVP_get_digestbyname(*++args);
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if (sign_md == NULL)
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{
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BIO_printf(bio_err, "Unknown digest %s\n",
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*args);
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goto argerr;
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}
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}
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else if (!strcmp (*args, "-inkey"))
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{
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if (!args[1])
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goto argerr;
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/* If previous -inkey arument add signer to list */
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if (keyfile)
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{
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if (!signerfile)
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{
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BIO_puts(bio_err, "Illegal -inkey without -signer\n");
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goto argerr;
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}
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if (!sksigners)
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sksigners = sk_new_null();
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sk_push(sksigners, signerfile);
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signerfile = NULL;
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if (!skkeys)
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skkeys = sk_new_null();
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sk_push(skkeys, keyfile);
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}
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keyfile = *++args;
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}
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else if (!strcmp (*args, "-keyform"))
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{
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if (!args[1])
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goto argerr;
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keyform = str2fmt(*++args);
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}
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else if (!strcmp (*args, "-certfile"))
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{
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if (!args[1])
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goto argerr;
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certfile = *++args;
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}
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else if (!strcmp (*args, "-CAfile"))
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{
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if (!args[1])
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goto argerr;
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CAfile = *++args;
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}
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else if (!strcmp (*args, "-CApath"))
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{
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if (!args[1])
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goto argerr;
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CApath = *++args;
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}
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else if (!strcmp (*args, "-in"))
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{
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if (!args[1])
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goto argerr;
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infile = *++args;
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}
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else if (!strcmp (*args, "-inform"))
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{
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if (!args[1])
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goto argerr;
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informat = str2fmt(*++args);
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}
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else if (!strcmp (*args, "-outform"))
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{
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if (!args[1])
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goto argerr;
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outformat = str2fmt(*++args);
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}
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else if (!strcmp (*args, "-out"))
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{
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if (!args[1])
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goto argerr;
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outfile = *++args;
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}
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else if (!strcmp (*args, "-content"))
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{
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if (!args[1])
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goto argerr;
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contfile = *++args;
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}
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else if (args_verify(&args, NULL, &badarg, bio_err, &vpm))
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continue;
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else if ((cipher = EVP_get_cipherbyname(*args + 1)) == NULL)
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badarg = 1;
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args++;
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}
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if (!(operation & SMIME_SIGNERS) && (skkeys || sksigners))
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{
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BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
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goto argerr;
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}
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if (operation & SMIME_SIGNERS)
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{
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/* Check to see if any final signer needs to be appended */
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if (keyfile && !signerfile)
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{
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BIO_puts(bio_err, "Illegal -inkey without -signer\n");
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goto argerr;
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}
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if (signerfile)
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{
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if (!sksigners)
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sksigners = sk_new_null();
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sk_push(sksigners, signerfile);
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if (!skkeys)
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skkeys = sk_new_null();
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if (!keyfile)
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keyfile = signerfile;
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sk_push(skkeys, keyfile);
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}
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if (!sksigners)
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{
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BIO_printf(bio_err, "No signer certificate specified\n");
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badarg = 1;
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}
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signerfile = NULL;
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keyfile = NULL;
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need_rand = 1;
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}
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else if (operation == SMIME_DECRYPT)
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{
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if (!recipfile && !keyfile)
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{
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BIO_printf(bio_err, "No recipient certificate or key specified\n");
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badarg = 1;
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}
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}
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else if (operation == SMIME_ENCRYPT)
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{
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if (!*args)
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{
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BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
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badarg = 1;
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}
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need_rand = 1;
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}
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else if (!operation)
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badarg = 1;
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if (badarg)
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{
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argerr:
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BIO_printf (bio_err, "Usage smime [options] cert.pem ...\n");
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BIO_printf (bio_err, "where options are\n");
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BIO_printf (bio_err, "-encrypt encrypt message\n");
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BIO_printf (bio_err, "-decrypt decrypt encrypted message\n");
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BIO_printf (bio_err, "-sign sign message\n");
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BIO_printf (bio_err, "-verify verify signed message\n");
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BIO_printf (bio_err, "-cmsout output CMS structure\n");
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#ifndef OPENSSL_NO_DES
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BIO_printf (bio_err, "-des3 encrypt with triple DES\n");
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BIO_printf (bio_err, "-des encrypt with DES\n");
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#endif
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#ifndef OPENSSL_NO_SEED
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BIO_printf (bio_err, "-seed encrypt with SEED\n");
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#endif
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#ifndef OPENSSL_NO_RC2
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BIO_printf (bio_err, "-rc2-40 encrypt with RC2-40 (default)\n");
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BIO_printf (bio_err, "-rc2-64 encrypt with RC2-64\n");
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||||
BIO_printf (bio_err, "-rc2-128 encrypt with RC2-128\n");
|
||||
#endif
|
||||
#ifndef OPENSSL_NO_AES
|
||||
BIO_printf (bio_err, "-aes128, -aes192, -aes256\n");
|
||||
BIO_printf (bio_err, " encrypt PEM output with cbc aes\n");
|
||||
#endif
|
||||
#ifndef OPENSSL_NO_CAMELLIA
|
||||
BIO_printf (bio_err, "-camellia128, -camellia192, -camellia256\n");
|
||||
BIO_printf (bio_err, " encrypt PEM output with cbc camellia\n");
|
||||
#endif
|
||||
BIO_printf (bio_err, "-nointern don't search certificates in message for signer\n");
|
||||
BIO_printf (bio_err, "-nosigs don't verify message signature\n");
|
||||
BIO_printf (bio_err, "-noverify don't verify signers certificate\n");
|
||||
BIO_printf (bio_err, "-nocerts don't include signers certificate when signing\n");
|
||||
BIO_printf (bio_err, "-nodetach use opaque signing\n");
|
||||
BIO_printf (bio_err, "-noattr don't include any signed attributes\n");
|
||||
BIO_printf (bio_err, "-binary don't translate message to text\n");
|
||||
BIO_printf (bio_err, "-certfile file other certificates file\n");
|
||||
BIO_printf (bio_err, "-signer file signer certificate file\n");
|
||||
BIO_printf (bio_err, "-recip file recipient certificate file for decryption\n");
|
||||
BIO_printf (bio_err, "-skeyid use subject key identifier\n");
|
||||
BIO_printf (bio_err, "-in file input file\n");
|
||||
BIO_printf (bio_err, "-inform arg input format SMIME (default), PEM or DER\n");
|
||||
BIO_printf (bio_err, "-inkey file input private key (if not signer or recipient)\n");
|
||||
BIO_printf (bio_err, "-keyform arg input private key format (PEM or ENGINE)\n");
|
||||
BIO_printf (bio_err, "-out file output file\n");
|
||||
BIO_printf (bio_err, "-outform arg output format SMIME (default), PEM or DER\n");
|
||||
BIO_printf (bio_err, "-content file supply or override content for detached signature\n");
|
||||
BIO_printf (bio_err, "-to addr to address\n");
|
||||
BIO_printf (bio_err, "-from ad from address\n");
|
||||
BIO_printf (bio_err, "-subject s subject\n");
|
||||
BIO_printf (bio_err, "-text include or delete text MIME headers\n");
|
||||
BIO_printf (bio_err, "-CApath dir trusted certificates directory\n");
|
||||
BIO_printf (bio_err, "-CAfile file trusted certificates file\n");
|
||||
BIO_printf (bio_err, "-crl_check check revocation status of signer's certificate using CRLs\n");
|
||||
BIO_printf (bio_err, "-crl_check_all check revocation status of signer's certificate chain using CRLs\n");
|
||||
#ifndef OPENSSL_NO_ENGINE
|
||||
BIO_printf (bio_err, "-engine e use engine e, possibly a hardware device.\n");
|
||||
#endif
|
||||
BIO_printf (bio_err, "-passin arg input file pass phrase source\n");
|
||||
BIO_printf(bio_err, "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
|
||||
BIO_printf(bio_err, " load the file (or the files in the directory) into\n");
|
||||
BIO_printf(bio_err, " the random number generator\n");
|
||||
BIO_printf (bio_err, "cert.pem recipient certificate(s) for encryption\n");
|
||||
goto end;
|
||||
}
|
||||
|
||||
#ifndef OPENSSL_NO_ENGINE
|
||||
e = setup_engine(bio_err, engine, 0);
|
||||
#endif
|
||||
|
||||
if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
|
||||
{
|
||||
BIO_printf(bio_err, "Error getting password\n");
|
||||
goto end;
|
||||
}
|
||||
|
||||
if (need_rand)
|
||||
{
|
||||
app_RAND_load_file(NULL, bio_err, (inrand != NULL));
|
||||
if (inrand != NULL)
|
||||
BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
|
||||
app_RAND_load_files(inrand));
|
||||
}
|
||||
|
||||
ret = 2;
|
||||
|
||||
if (!(operation & SMIME_SIGNERS))
|
||||
flags &= ~CMS_DETACHED;
|
||||
|
||||
if (operation & SMIME_OP)
|
||||
{
|
||||
if (outformat == FORMAT_ASN1)
|
||||
outmode = "wb";
|
||||
}
|
||||
else
|
||||
{
|
||||
if (flags & CMS_BINARY)
|
||||
outmode = "wb";
|
||||
}
|
||||
|
||||
if (operation & SMIME_IP)
|
||||
{
|
||||
if (informat == FORMAT_ASN1)
|
||||
inmode = "rb";
|
||||
}
|
||||
else
|
||||
{
|
||||
if (flags & CMS_BINARY)
|
||||
inmode = "rb";
|
||||
}
|
||||
|
||||
if (operation == SMIME_ENCRYPT)
|
||||
{
|
||||
if (!cipher)
|
||||
{
|
||||
#ifndef OPENSSL_NO_RC2
|
||||
cipher = EVP_rc2_40_cbc();
|
||||
#else
|
||||
BIO_printf(bio_err, "No cipher selected\n");
|
||||
goto end;
|
||||
#endif
|
||||
}
|
||||
encerts = sk_X509_new_null();
|
||||
while (*args)
|
||||
{
|
||||
if (!(cert = load_cert(bio_err,*args,FORMAT_PEM,
|
||||
NULL, e, "recipient certificate file")))
|
||||
{
|
||||
#if 0 /* An appropriate message is already printed */
|
||||
BIO_printf(bio_err, "Can't read recipient certificate file %s\n", *args);
|
||||
#endif
|
||||
goto end;
|
||||
}
|
||||
sk_X509_push(encerts, cert);
|
||||
cert = NULL;
|
||||
args++;
|
||||
}
|
||||
}
|
||||
|
||||
if (certfile)
|
||||
{
|
||||
if (!(other = load_certs(bio_err,certfile,FORMAT_PEM, NULL,
|
||||
e, "certificate file")))
|
||||
{
|
||||
ERR_print_errors(bio_err);
|
||||
goto end;
|
||||
}
|
||||
}
|
||||
|
||||
if (recipfile && (operation == SMIME_DECRYPT))
|
||||
{
|
||||
if (!(recip = load_cert(bio_err,recipfile,FORMAT_PEM,NULL,
|
||||
e, "recipient certificate file")))
|
||||
{
|
||||
ERR_print_errors(bio_err);
|
||||
goto end;
|
||||
}
|
||||
}
|
||||
|
||||
if (operation == SMIME_DECRYPT)
|
||||
{
|
||||
if (!keyfile)
|
||||
keyfile = recipfile;
|
||||
}
|
||||
else if (operation == SMIME_SIGN)
|
||||
{
|
||||
if (!keyfile)
|
||||
keyfile = signerfile;
|
||||
}
|
||||
else keyfile = NULL;
|
||||
|
||||
if (keyfile)
|
||||
{
|
||||
key = load_key(bio_err, keyfile, keyform, 0, passin, e,
|
||||
"signing key file");
|
||||
if (!key)
|
||||
goto end;
|
||||
}
|
||||
|
||||
if (infile)
|
||||
{
|
||||
if (!(in = BIO_new_file(infile, inmode)))
|
||||
{
|
||||
BIO_printf (bio_err,
|
||||
"Can't open input file %s\n", infile);
|
||||
goto end;
|
||||
}
|
||||
}
|
||||
else
|
||||
in = BIO_new_fp(stdin, BIO_NOCLOSE);
|
||||
|
||||
if (operation & SMIME_IP)
|
||||
{
|
||||
if (informat == FORMAT_SMIME)
|
||||
cms = SMIME_read_CMS(in, &indata);
|
||||
else if (informat == FORMAT_PEM)
|
||||
cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
|
||||
else if (informat == FORMAT_ASN1)
|
||||
cms = d2i_CMS_bio(in, NULL);
|
||||
else
|
||||
{
|
||||
BIO_printf(bio_err, "Bad input format for CMS file\n");
|
||||
goto end;
|
||||
}
|
||||
|
||||
if (!cms)
|
||||
{
|
||||
BIO_printf(bio_err, "Error reading S/MIME message\n");
|
||||
goto end;
|
||||
}
|
||||
if (contfile)
|
||||
{
|
||||
BIO_free(indata);
|
||||
if (!(indata = BIO_new_file(contfile, "rb")))
|
||||
{
|
||||
BIO_printf(bio_err, "Can't read content file %s\n", contfile);
|
||||
goto end;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (outfile)
|
||||
{
|
||||
if (!(out = BIO_new_file(outfile, outmode)))
|
||||
{
|
||||
BIO_printf (bio_err,
|
||||
"Can't open output file %s\n", outfile);
|
||||
goto end;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
out = BIO_new_fp(stdout, BIO_NOCLOSE);
|
||||
#ifdef OPENSSL_SYS_VMS
|
||||
{
|
||||
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
|
||||
out = BIO_push(tmpbio, out);
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
if (operation == SMIME_VERIFY)
|
||||
{
|
||||
if (!(store = setup_verify(bio_err, CAfile, CApath)))
|
||||
goto end;
|
||||
X509_STORE_set_verify_cb_func(store, smime_cb);
|
||||
if (vpm)
|
||||
X509_STORE_set1_param(store, vpm);
|
||||
}
|
||||
|
||||
|
||||
ret = 3;
|
||||
|
||||
if (operation == SMIME_DATA_CREATE)
|
||||
{
|
||||
if (indef)
|
||||
flags |= CMS_STREAM;
|
||||
cms = CMS_data_create(in, flags);
|
||||
}
|
||||
else if (operation == SMIME_DIGEST_CREATE)
|
||||
{
|
||||
if (indef)
|
||||
flags |= CMS_STREAM;
|
||||
cms = CMS_digest_create(in, sign_md, flags);
|
||||
}
|
||||
else if (operation == SMIME_COMPRESS)
|
||||
{
|
||||
if (indef)
|
||||
flags |= CMS_STREAM;
|
||||
cms = CMS_compress(in, -1, flags);
|
||||
}
|
||||
else if (operation == SMIME_ENCRYPT)
|
||||
{
|
||||
if (indef)
|
||||
flags |= CMS_STREAM;
|
||||
cms = CMS_encrypt(encerts, in, cipher, flags);
|
||||
}
|
||||
else if (operation & SMIME_SIGNERS)
|
||||
{
|
||||
int i;
|
||||
/* If detached data content we only enable streaming if
|
||||
* S/MIME output format.
|
||||
*/
|
||||
if (operation == SMIME_SIGN)
|
||||
{
|
||||
if (flags & CMS_DETACHED)
|
||||
{
|
||||
if (outformat == FORMAT_SMIME)
|
||||
flags |= CMS_STREAM;
|
||||
}
|
||||
else if (indef)
|
||||
flags |= CMS_STREAM;
|
||||
flags |= CMS_PARTIAL;
|
||||
cms = CMS_sign(NULL, NULL, other, in, flags);
|
||||
if (!cms)
|
||||
goto end;
|
||||
}
|
||||
else
|
||||
flags |= CMS_REUSE_DIGEST;
|
||||
for (i = 0; i < sk_num(sksigners); i++)
|
||||
{
|
||||
signerfile = sk_value(sksigners, i);
|
||||
keyfile = sk_value(skkeys, i);
|
||||
signer = load_cert(bio_err, signerfile,FORMAT_PEM, NULL,
|
||||
e, "signer certificate");
|
||||
if (!signer)
|
||||
goto end;
|
||||
key = load_key(bio_err, keyfile, keyform, 0, passin, e,
|
||||
"signing key file");
|
||||
if (!key)
|
||||
goto end;
|
||||
if (!CMS_add1_signer(cms, signer, key, sign_md, flags))
|
||||
goto end;
|
||||
X509_free(signer);
|
||||
signer = NULL;
|
||||
EVP_PKEY_free(key);
|
||||
key = NULL;
|
||||
}
|
||||
/* If not streaming or resigning finalize structure */
|
||||
if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM))
|
||||
{
|
||||
if (!CMS_final(cms, in, flags))
|
||||
goto end;
|
||||
}
|
||||
}
|
||||
|
||||
if (!cms)
|
||||
{
|
||||
BIO_printf(bio_err, "Error creating CMS structure\n");
|
||||
goto end;
|
||||
}
|
||||
|
||||
ret = 4;
|
||||
if (operation == SMIME_DECRYPT)
|
||||
{
|
||||
if (!CMS_decrypt(cms, key, recip, out, flags))
|
||||
{
|
||||
BIO_printf(bio_err, "Error decrypting CMS structure\n");
|
||||
goto end;
|
||||
}
|
||||
}
|
||||
else if (operation == SMIME_DATAOUT)
|
||||
{
|
||||
if (!CMS_data(cms, out, flags))
|
||||
goto end;
|
||||
}
|
||||
else if (operation == SMIME_UNCOMPRESS)
|
||||
{
|
||||
if (!CMS_uncompress(cms, indata, out, flags))
|
||||
goto end;
|
||||
}
|
||||
else if (operation == SMIME_DIGEST_VERIFY)
|
||||
{
|
||||
if (CMS_digest_verify(cms, indata, out, flags) > 0)
|
||||
BIO_printf(bio_err, "Verification successful\n");
|
||||
else
|
||||
{
|
||||
BIO_printf(bio_err, "Verification failure\n");
|
||||
goto end;
|
||||
}
|
||||
}
|
||||
else if (operation == SMIME_VERIFY)
|
||||
{
|
||||
if (CMS_verify(cms, other, store, indata, out, flags) > 0)
|
||||
BIO_printf(bio_err, "Verification successful\n");
|
||||
else
|
||||
{
|
||||
BIO_printf(bio_err, "Verification failure\n");
|
||||
goto end;
|
||||
}
|
||||
if (signerfile)
|
||||
{
|
||||
STACK_OF(X509) *signers;
|
||||
signers = CMS_get0_signers(cms);
|
||||
if (!save_certs(signerfile, signers))
|
||||
{
|
||||
BIO_printf(bio_err,
|
||||
"Error writing signers to %s\n",
|
||||
signerfile);
|
||||
ret = 5;
|
||||
goto end;
|
||||
}
|
||||
sk_X509_free(signers);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
if (outformat == FORMAT_SMIME)
|
||||
{
|
||||
if (to)
|
||||
BIO_printf(out, "To: %s\n", to);
|
||||
if (from)
|
||||
BIO_printf(out, "From: %s\n", from);
|
||||
if (subject)
|
||||
BIO_printf(out, "Subject: %s\n", subject);
|
||||
if (operation == SMIME_RESIGN)
|
||||
ret = SMIME_write_CMS(out, cms, indata, flags);
|
||||
else
|
||||
ret = SMIME_write_CMS(out, cms, in, flags);
|
||||
}
|
||||
else if (outformat == FORMAT_PEM)
|
||||
ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
|
||||
else if (outformat == FORMAT_ASN1)
|
||||
ret = i2d_CMS_bio_stream(out,cms, in, flags);
|
||||
else
|
||||
{
|
||||
BIO_printf(bio_err, "Bad output format for CMS file\n");
|
||||
goto end;
|
||||
}
|
||||
if (ret <= 0)
|
||||
{
|
||||
ret = 6;
|
||||
goto end;
|
||||
}
|
||||
}
|
||||
ret = 0;
|
||||
end:
|
||||
if (ret)
|
||||
ERR_print_errors(bio_err);
|
||||
if (need_rand)
|
||||
app_RAND_write_file(NULL, bio_err);
|
||||
sk_X509_pop_free(encerts, X509_free);
|
||||
sk_X509_pop_free(other, X509_free);
|
||||
if (vpm)
|
||||
X509_VERIFY_PARAM_free(vpm);
|
||||
if (sksigners)
|
||||
sk_free(sksigners);
|
||||
if (skkeys)
|
||||
sk_free(skkeys);
|
||||
X509_STORE_free(store);
|
||||
X509_free(cert);
|
||||
X509_free(recip);
|
||||
X509_free(signer);
|
||||
EVP_PKEY_free(key);
|
||||
CMS_ContentInfo_free(cms);
|
||||
BIO_free(in);
|
||||
BIO_free(indata);
|
||||
BIO_free_all(out);
|
||||
if (passin) OPENSSL_free(passin);
|
||||
return (ret);
|
||||
}
|
||||
|
||||
static int save_certs(char *signerfile, STACK_OF(X509) *signers)
|
||||
{
|
||||
int i;
|
||||
BIO *tmp;
|
||||
if (!signerfile)
|
||||
return 1;
|
||||
tmp = BIO_new_file(signerfile, "w");
|
||||
if (!tmp) return 0;
|
||||
for(i = 0; i < sk_X509_num(signers); i++)
|
||||
PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
|
||||
BIO_free(tmp);
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
||||
/* Minimal callback just to output policy info (if any) */
|
||||
|
||||
static int smime_cb(int ok, X509_STORE_CTX *ctx)
|
||||
{
|
||||
int error;
|
||||
|
||||
error = X509_STORE_CTX_get_error(ctx);
|
||||
|
||||
if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
|
||||
&& ((error != X509_V_OK) || (ok != 2)))
|
||||
return ok;
|
||||
|
||||
policies_print(NULL, ctx);
|
||||
|
||||
return ok;
|
||||
|
||||
}
|
||||
|
||||
#endif
|
||||
@ -0,0 +1,259 @@
|
||||
/* crypto/aes/aes_wrap.c */
|
||||
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
|
||||
* project.
|
||||
*/
|
||||
/* ====================================================================
|
||||
* Copyright (c) 2008 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
|
||||
* licensing@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.
|
||||
* ====================================================================
|
||||
*/
|
||||
|
||||
#include "cryptlib.h"
|
||||
#include <openssl/aes.h>
|
||||
#include <openssl/bio.h>
|
||||
|
||||
int AES_wrap_key(AES_KEY *key, const unsigned char *iv,
|
||||
unsigned char *out,
|
||||
const unsigned char *in, unsigned int inlen)
|
||||
{
|
||||
unsigned char *A, B[16], *R;
|
||||
unsigned int i, j, t;
|
||||
if ((inlen & 0x7) || (inlen < 8))
|
||||
return -1;
|
||||
A = B;
|
||||
t = 1;
|
||||
memcpy(out + 8, in, inlen);
|
||||
if (!iv)
|
||||
iv = default_iv;
|
||||
|
||||
memcpy(A, iv, 8);
|
||||
|
||||
for (j = 0; j < 6; j++)
|
||||
{
|
||||
R = out + 8;
|
||||
for (i = 0; i < inlen; i += 8, t++, R += 8)
|
||||
{
|
||||
memcpy(B + 8, R, 8);
|
||||
AES_encrypt(B, B, key);
|
||||
A[7] ^= (unsigned char)(t & 0xff);
|
||||
if (t > 0xff)
|
||||
{
|
||||
A[6] ^= (unsigned char)((t & 0xff) >> 8);
|
||||
A[5] ^= (unsigned char)((t & 0xff) >> 16);
|
||||
A[4] ^= (unsigned char)((t & 0xff) >> 24);
|
||||
}
|
||||
memcpy(R, B + 8, 8);
|
||||
}
|
||||
}
|
||||
memcpy(out, A, 8);
|
||||
return inlen + 8;
|
||||
}
|
||||
|
||||
int AES_unwrap_key(AES_KEY *key, const unsigned char *iv,
|
||||
unsigned char *out,
|
||||
const unsigned char *in, unsigned int inlen)
|
||||
{
|
||||
unsigned char *A, B[16], *R;
|
||||
unsigned int i, j, t;
|
||||
inlen -= 8;
|
||||
if (inlen & 0x7)
|
||||
return -1;
|
||||
if (inlen < 8)
|
||||
return -1;
|
||||
A = B;
|
||||
t = 6 * (inlen >> 3);
|
||||
memcpy(A, in, 8);
|
||||
memcpy(out, in + 8, inlen);
|
||||
for (j = 0; j < 6; j++)
|
||||
{
|
||||
R = out + inlen - 8;
|
||||
for (i = 0; i < inlen; i += 8, t--, R -= 8)
|
||||
{
|
||||
A[7] ^= (unsigned char)(t & 0xff);
|
||||
if (t > 0xff)
|
||||
{
|
||||
A[6] ^= (unsigned char)((t & 0xff) >> 8);
|
||||
A[5] ^= (unsigned char)((t & 0xff) >> 16);
|
||||
A[4] ^= (unsigned char)((t & 0xff) >> 24);
|
||||
}
|
||||
memcpy(B + 8, R, 8);
|
||||
AES_decrypt(B, B, key);
|
||||
memcpy(R, B + 8, 8);
|
||||
}
|
||||
}
|
||||
if (!iv)
|
||||
iv = default_iv;
|
||||
if (memcmp(A, iv, 8))
|
||||
{
|
||||
OPENSSL_cleanse(out, inlen);
|
||||
return 0;
|
||||
}
|
||||
return inlen;
|
||||
}
|
||||
|
||||
#ifdef AES_WRAP_TEST
|
||||
|
||||
int AES_wrap_unwrap_test(const unsigned char *kek, int keybits,
|
||||
const unsigned char *iv,
|
||||
const unsigned char *eout,
|
||||
const unsigned char *key, int keylen)
|
||||
{
|
||||
unsigned char *otmp = NULL, *ptmp = NULL;
|
||||
int r, ret = 0;
|
||||
AES_KEY wctx;
|
||||
otmp = OPENSSL_malloc(keylen + 8);
|
||||
ptmp = OPENSSL_malloc(keylen);
|
||||
if (!otmp || !ptmp)
|
||||
return 0;
|
||||
if (AES_set_encrypt_key(kek, keybits, &wctx))
|
||||
goto err;
|
||||
r = AES_wrap_key(&wctx, iv, otmp, key, keylen);
|
||||
if (r <= 0)
|
||||
goto err;
|
||||
|
||||
if (eout && memcmp(eout, otmp, keylen))
|
||||
goto err;
|
||||
|
||||
if (AES_set_decrypt_key(kek, keybits, &wctx))
|
||||
goto err;
|
||||
r = AES_unwrap_key(&wctx, iv, ptmp, otmp, r);
|
||||
|
||||
if (memcmp(key, ptmp, keylen))
|
||||
goto err;
|
||||
|
||||
ret = 1;
|
||||
|
||||
err:
|
||||
if (otmp)
|
||||
OPENSSL_free(otmp);
|
||||
if (ptmp)
|
||||
OPENSSL_free(ptmp);
|
||||
|
||||
return ret;
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
|
||||
static const unsigned char kek[] = {
|
||||
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
|
||||
0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
|
||||
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
|
||||
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f
|
||||
};
|
||||
|
||||
static const unsigned char key[] = {
|
||||
0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
|
||||
0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff,
|
||||
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
|
||||
0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f
|
||||
};
|
||||
|
||||
static const unsigned char default_iv[] = {
|
||||
0xA6, 0xA6, 0xA6, 0xA6, 0xA6, 0xA6, 0xA6, 0xA6,
|
||||
};
|
||||
|
||||
static const unsigned char e1[] = {
|
||||
0x1f, 0xa6, 0x8b, 0x0a, 0x81, 0x12, 0xb4, 0x47,
|
||||
0xae, 0xf3, 0x4b, 0xd8, 0xfb, 0x5a, 0x7b, 0x82,
|
||||
0x9d, 0x3e, 0x86, 0x23, 0x71, 0xd2, 0xcf, 0xe5
|
||||
};
|
||||
|
||||
static const unsigned char e2[] = {
|
||||
0x96, 0x77, 0x8b, 0x25, 0xae, 0x6c, 0xa4, 0x35,
|
||||
0xf9, 0x2b, 0x5b, 0x97, 0xc0, 0x50, 0xae, 0xd2,
|
||||
0x46, 0x8a, 0xb8, 0xa1, 0x7a, 0xd8, 0x4e, 0x5d
|
||||
};
|
||||
|
||||
static const unsigned char e3[] = {
|
||||
0x64, 0xe8, 0xc3, 0xf9, 0xce, 0x0f, 0x5b, 0xa2,
|
||||
0x63, 0xe9, 0x77, 0x79, 0x05, 0x81, 0x8a, 0x2a,
|
||||
0x93, 0xc8, 0x19, 0x1e, 0x7d, 0x6e, 0x8a, 0xe7
|
||||
};
|
||||
|
||||
static const unsigned char e4[] = {
|
||||
0x03, 0x1d, 0x33, 0x26, 0x4e, 0x15, 0xd3, 0x32,
|
||||
0x68, 0xf2, 0x4e, 0xc2, 0x60, 0x74, 0x3e, 0xdc,
|
||||
0xe1, 0xc6, 0xc7, 0xdd, 0xee, 0x72, 0x5a, 0x93,
|
||||
0x6b, 0xa8, 0x14, 0x91, 0x5c, 0x67, 0x62, 0xd2
|
||||
};
|
||||
|
||||
static const unsigned char e5[] = {
|
||||
0xa8, 0xf9, 0xbc, 0x16, 0x12, 0xc6, 0x8b, 0x3f,
|
||||
0xf6, 0xe6, 0xf4, 0xfb, 0xe3, 0x0e, 0x71, 0xe4,
|
||||
0x76, 0x9c, 0x8b, 0x80, 0xa3, 0x2c, 0xb8, 0x95,
|
||||
0x8c, 0xd5, 0xd1, 0x7d, 0x6b, 0x25, 0x4d, 0xa1
|
||||
};
|
||||
|
||||
static const unsigned char e6[] = {
|
||||
0x28, 0xc9, 0xf4, 0x04, 0xc4, 0xb8, 0x10, 0xf4,
|
||||
0xcb, 0xcc, 0xb3, 0x5c, 0xfb, 0x87, 0xf8, 0x26,
|
||||
0x3f, 0x57, 0x86, 0xe2, 0xd8, 0x0e, 0xd3, 0x26,
|
||||
0xcb, 0xc7, 0xf0, 0xe7, 0x1a, 0x99, 0xf4, 0x3b,
|
||||
0xfb, 0x98, 0x8b, 0x9b, 0x7a, 0x02, 0xdd, 0x21
|
||||
};
|
||||
|
||||
AES_KEY wctx, xctx;
|
||||
int ret;
|
||||
ret = AES_wrap_unwrap_test(kek, 128, NULL, e1, key, 16);
|
||||
fprintf(stderr, "Key test result %d\n", ret);
|
||||
ret = AES_wrap_unwrap_test(kek, 192, NULL, e2, key, 16);
|
||||
fprintf(stderr, "Key test result %d\n", ret);
|
||||
ret = AES_wrap_unwrap_test(kek, 256, NULL, e3, key, 16);
|
||||
fprintf(stderr, "Key test result %d\n", ret);
|
||||
ret = AES_wrap_unwrap_test(kek, 192, NULL, e4, key, 24);
|
||||
fprintf(stderr, "Key test result %d\n", ret);
|
||||
ret = AES_wrap_unwrap_test(kek, 256, NULL, e5, key, 24);
|
||||
fprintf(stderr, "Key test result %d\n", ret);
|
||||
ret = AES_wrap_unwrap_test(kek, 256, NULL, e6, key, 32);
|
||||
fprintf(stderr, "Key test result %d\n", ret);
|
||||
}
|
||||
|
||||
|
||||
#endif
|
||||