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0335851754
Also gives an error message when you gave it a parameter it didn't expect. Reviewed-by: Rich Salz <rsalz@openssl.org> MR: #2009
238 lines
7.6 KiB
C
238 lines
7.6 KiB
C
/*
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* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
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* 1999. Based on an original idea by Massimiliano Pala (madwolf@openca.org).
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*/
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/* ====================================================================
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* Copyright (c) 1999 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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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include "apps.h"
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#include <openssl/bio.h>
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#include <openssl/conf.h>
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#include <openssl/err.h>
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#include <openssl/evp.h>
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#include <openssl/lhash.h>
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#include <openssl/x509.h>
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#include <openssl/pem.h>
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typedef enum OPTION_choice {
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OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
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OPT_NOOUT, OPT_PUBKEY, OPT_VERIFY, OPT_IN, OPT_OUT,
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OPT_ENGINE, OPT_KEY, OPT_CHALLENGE, OPT_PASSIN, OPT_SPKAC,
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OPT_SPKSECT
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} OPTION_CHOICE;
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OPTIONS spkac_options[] = {
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{"help", OPT_HELP, '-', "Display this summary"},
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{"in", OPT_IN, '<', "Input file"},
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{"out", OPT_OUT, '>', "Output file"},
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{"key", OPT_KEY, '<', "Create SPKAC using private key"},
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{"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
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{"challenge", OPT_CHALLENGE, 's', "Challenge string"},
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{"spkac", OPT_SPKAC, 's', "Alternative SPKAC name"},
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{"noout", OPT_NOOUT, '-', "Don't print SPKAC"},
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{"pubkey", OPT_PUBKEY, '-', "Output public key"},
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{"verify", OPT_VERIFY, '-', "Verify SPKAC signature"},
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{"spksect", OPT_SPKSECT, 's'},
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#ifndef OPENSSL_NO_ENGINE
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{"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
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#endif
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{NULL}
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};
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int spkac_main(int argc, char **argv)
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{
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BIO *out = NULL;
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CONF *conf = NULL;
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ENGINE *e = NULL;
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EVP_PKEY *pkey = NULL;
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NETSCAPE_SPKI *spki = NULL;
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char *challenge = NULL, *keyfile = NULL;
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char *infile = NULL, *outfile = NULL, *passinarg = NULL, *passin = NULL;
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char *spkstr = NULL, *prog;
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const char *spkac = "SPKAC", *spksect = "default";
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int i, ret = 1, verify = 0, noout = 0, pubkey = 0;
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OPTION_CHOICE o;
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prog = opt_init(argc, argv, spkac_options);
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while ((o = opt_next()) != OPT_EOF) {
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switch (o) {
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case OPT_EOF:
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case OPT_ERR:
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opthelp:
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BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
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goto end;
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case OPT_HELP:
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opt_help(spkac_options);
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ret = 0;
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goto end;
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case OPT_IN:
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infile = opt_arg();
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break;
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case OPT_OUT:
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outfile = opt_arg();
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break;
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case OPT_NOOUT:
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noout = 1;
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break;
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case OPT_PUBKEY:
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pubkey = 1;
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break;
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case OPT_VERIFY:
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verify = 1;
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break;
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case OPT_PASSIN:
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passinarg = opt_arg();
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break;
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case OPT_KEY:
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keyfile = opt_arg();
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break;
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case OPT_CHALLENGE:
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challenge = opt_arg();
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break;
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case OPT_SPKAC:
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spkac = opt_arg();
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break;
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case OPT_SPKSECT:
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spksect = opt_arg();
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break;
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case OPT_ENGINE:
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e = setup_engine(opt_arg(), 0);
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break;
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}
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}
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argc = opt_num_rest();
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if (argc != 0)
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goto opthelp;
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if (!app_passwd(passinarg, NULL, &passin, NULL)) {
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BIO_printf(bio_err, "Error getting password\n");
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goto end;
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}
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if (keyfile) {
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pkey = load_key(strcmp(keyfile, "-") ? keyfile : NULL,
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FORMAT_PEM, 1, passin, e, "private key");
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if (!pkey) {
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goto end;
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}
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spki = NETSCAPE_SPKI_new();
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if (challenge)
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ASN1_STRING_set(spki->spkac->challenge,
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challenge, (int)strlen(challenge));
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NETSCAPE_SPKI_set_pubkey(spki, pkey);
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NETSCAPE_SPKI_sign(spki, pkey, EVP_md5());
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spkstr = NETSCAPE_SPKI_b64_encode(spki);
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out = bio_open_default(outfile, 'w', FORMAT_TEXT);
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if (out == NULL)
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goto end;
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BIO_printf(out, "SPKAC=%s\n", spkstr);
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OPENSSL_free(spkstr);
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ret = 0;
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goto end;
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}
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if ((conf = app_load_config(infile)) == NULL)
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goto end;
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spkstr = NCONF_get_string(conf, spksect, spkac);
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if (spkstr == NULL) {
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BIO_printf(bio_err, "Can't find SPKAC called \"%s\"\n", spkac);
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ERR_print_errors(bio_err);
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goto end;
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}
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spki = NETSCAPE_SPKI_b64_decode(spkstr, -1);
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if (!spki) {
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BIO_printf(bio_err, "Error loading SPKAC\n");
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ERR_print_errors(bio_err);
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goto end;
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}
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out = bio_open_default(outfile, 'w', FORMAT_TEXT);
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if (out == NULL)
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goto end;
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if (!noout)
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NETSCAPE_SPKI_print(out, spki);
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pkey = NETSCAPE_SPKI_get_pubkey(spki);
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if (verify) {
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i = NETSCAPE_SPKI_verify(spki, pkey);
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if (i > 0)
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BIO_printf(bio_err, "Signature OK\n");
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else {
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BIO_printf(bio_err, "Signature Failure\n");
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ERR_print_errors(bio_err);
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goto end;
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}
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}
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if (pubkey)
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PEM_write_bio_PUBKEY(out, pkey);
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ret = 0;
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end:
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NCONF_free(conf);
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NETSCAPE_SPKI_free(spki);
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BIO_free_all(out);
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EVP_PKEY_free(pkey);
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OPENSSL_free(passin);
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return (ret);
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}
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