sl@0: /* apps/pkcs7.c */
sl@0: /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
sl@0:  * All rights reserved.
sl@0:  *
sl@0:  * This package is an SSL implementation written
sl@0:  * by Eric Young (eay@cryptsoft.com).
sl@0:  * The implementation was written so as to conform with Netscapes SSL.
sl@0:  * 
sl@0:  * This library is free for commercial and non-commercial use as long as
sl@0:  * the following conditions are aheared to.  The following conditions
sl@0:  * apply to all code found in this distribution, be it the RC4, RSA,
sl@0:  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
sl@0:  * included with this distribution is covered by the same copyright terms
sl@0:  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
sl@0:  * 
sl@0:  * Copyright remains Eric Young's, and as such any Copyright notices in
sl@0:  * the code are not to be removed.
sl@0:  * If this package is used in a product, Eric Young should be given attribution
sl@0:  * as the author of the parts of the library used.
sl@0:  * This can be in the form of a textual message at program startup or
sl@0:  * in documentation (online or textual) provided with the package.
sl@0:  * 
sl@0:  * Redistribution and use in source and binary forms, with or without
sl@0:  * modification, are permitted provided that the following conditions
sl@0:  * are met:
sl@0:  * 1. Redistributions of source code must retain the copyright
sl@0:  *    notice, this list of conditions and the following disclaimer.
sl@0:  * 2. Redistributions in binary form must reproduce the above copyright
sl@0:  *    notice, this list of conditions and the following disclaimer in the
sl@0:  *    documentation and/or other materials provided with the distribution.
sl@0:  * 3. All advertising materials mentioning features or use of this software
sl@0:  *    must display the following acknowledgement:
sl@0:  *    "This product includes cryptographic software written by
sl@0:  *     Eric Young (eay@cryptsoft.com)"
sl@0:  *    The word 'cryptographic' can be left out if the rouines from the library
sl@0:  *    being used are not cryptographic related :-).
sl@0:  * 4. If you include any Windows specific code (or a derivative thereof) from 
sl@0:  *    the apps directory (application code) you must include an acknowledgement:
sl@0:  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
sl@0:  * 
sl@0:  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
sl@0:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
sl@0:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
sl@0:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
sl@0:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
sl@0:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
sl@0:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
sl@0:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
sl@0:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
sl@0:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
sl@0:  * SUCH DAMAGE.
sl@0:  * 
sl@0:  * The licence and distribution terms for any publically available version or
sl@0:  * derivative of this code cannot be changed.  i.e. this code cannot simply be
sl@0:  * copied and put under another distribution licence
sl@0:  * [including the GNU Public Licence.]
sl@0:  */
sl@0: 
sl@0: #include <stdio.h>
sl@0: #include <stdlib.h>
sl@0: #include <string.h>
sl@0: #include <time.h>
sl@0: #include "apps.h"
sl@0: #include <openssl/err.h>
sl@0: #include <openssl/objects.h>
sl@0: #include <openssl/evp.h>
sl@0: #include <openssl/x509.h>
sl@0: #include <openssl/pkcs7.h>
sl@0: #include <openssl/pem.h>
sl@0: 
sl@0: #undef PROG
sl@0: #define PROG	pkcs7_main
sl@0: 
sl@0: /* -inform arg	- input format - default PEM (DER or PEM)
sl@0:  * -outform arg - output format - default PEM
sl@0:  * -in arg	- input file - default stdin
sl@0:  * -out arg	- output file - default stdout
sl@0:  * -print_certs
sl@0:  */
sl@0: 
sl@0: 
sl@0: int MAIN(int, char **);
sl@0: 
sl@0: int MAIN(int argc, char **argv)
sl@0: 	{
sl@0: #ifndef OPENSSL_NO_ENGINE
sl@0: 	ENGINE *e = NULL;
sl@0: #endif
sl@0: 	PKCS7 *p7=NULL;
sl@0: 	int i,badops=0;
sl@0: 	BIO *in=NULL,*out=NULL;
sl@0: 	int informat,outformat;
sl@0: 	char *infile,*outfile,*prog;
sl@0: 	int print_certs=0,text=0,noout=0;
sl@0: 	int ret=1;
sl@0: #ifndef OPENSSL_NO_ENGINE
sl@0: 	char *engine=NULL;
sl@0: #endif
sl@0: 
sl@0: 	apps_startup();
sl@0: 
sl@0: 	if (bio_err == NULL)
sl@0: 		if ((bio_err=BIO_new(BIO_s_file())) != NULL)
sl@0: 			BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
sl@0: 
sl@0: 	if (!load_config(bio_err, NULL))
sl@0: 		goto end;
sl@0: 
sl@0: 	infile=NULL;
sl@0: 	outfile=NULL;
sl@0: 	informat=FORMAT_PEM;
sl@0: 	outformat=FORMAT_PEM;
sl@0: 
sl@0: 	prog=argv[0];
sl@0: 	argc--;
sl@0: 	argv++;
sl@0: 	while (argc >= 1)
sl@0: 		{
sl@0: 		if 	(strcmp(*argv,"-inform") == 0)
sl@0: 			{
sl@0: 			if (--argc < 1) goto bad;
sl@0: 			informat=str2fmt(*(++argv));
sl@0: 			}
sl@0: 		else if (strcmp(*argv,"-outform") == 0)
sl@0: 			{
sl@0: 			if (--argc < 1) goto bad;
sl@0: 			outformat=str2fmt(*(++argv));
sl@0: 			}
sl@0: 		else if (strcmp(*argv,"-in") == 0)
sl@0: 			{
sl@0: 			if (--argc < 1) goto bad;
sl@0: 			infile= *(++argv);
sl@0: 			}
sl@0: 		else if (strcmp(*argv,"-out") == 0)
sl@0: 			{
sl@0: 			if (--argc < 1) goto bad;
sl@0: 			outfile= *(++argv);
sl@0: 			}
sl@0: 		else if (strcmp(*argv,"-noout") == 0)
sl@0: 			noout=1;
sl@0: 		else if (strcmp(*argv,"-text") == 0)
sl@0: 			text=1;
sl@0: 		else if (strcmp(*argv,"-print_certs") == 0)
sl@0: 			print_certs=1;
sl@0: #ifndef OPENSSL_NO_ENGINE
sl@0: 		else if (strcmp(*argv,"-engine") == 0)
sl@0: 			{
sl@0: 			if (--argc < 1) goto bad;
sl@0: 			engine= *(++argv);
sl@0: 			}
sl@0: #endif
sl@0: 		else
sl@0: 			{
sl@0: 			BIO_printf(bio_err,"unknown option %s\n",*argv);
sl@0: 			badops=1;
sl@0: 			break;
sl@0: 			}
sl@0: 		argc--;
sl@0: 		argv++;
sl@0: 		}
sl@0: 
sl@0: 	if (badops)
sl@0: 		{
sl@0: bad:
sl@0: 		BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
sl@0: 		BIO_printf(bio_err,"where options are\n");
sl@0: 		BIO_printf(bio_err," -inform arg   input format - DER or PEM\n");
sl@0: 		BIO_printf(bio_err," -outform arg  output format - DER or PEM\n");
sl@0: 		BIO_printf(bio_err," -in arg       input file\n");
sl@0: 		BIO_printf(bio_err," -out arg      output file\n");
sl@0: 		BIO_printf(bio_err," -print_certs  print any certs or crl in the input\n");
sl@0: 		BIO_printf(bio_err," -text         print full details of certificates\n");
sl@0: 		BIO_printf(bio_err," -noout        don't output encoded data\n");
sl@0: #ifndef OPENSSL_NO_ENGINE
sl@0: 		BIO_printf(bio_err," -engine e     use engine e, possibly a hardware device.\n");
sl@0: #endif
sl@0: 		ret = 1;
sl@0: 		goto end;
sl@0: 		}
sl@0: 
sl@0: 	ERR_load_crypto_strings();
sl@0: 
sl@0: #ifndef OPENSSL_NO_ENGINE
sl@0:         e = setup_engine(bio_err, engine, 0);
sl@0: #endif
sl@0: 
sl@0: 	in=BIO_new(BIO_s_file());
sl@0: 	out=BIO_new(BIO_s_file());
sl@0: 	if ((in == NULL) || (out == NULL))
sl@0: 		{
sl@0: 		ERR_print_errors(bio_err);
sl@0:                 goto end;
sl@0:                 }
sl@0: 
sl@0: 	if (infile == NULL)
sl@0: 		BIO_set_fp(in,stdin,BIO_NOCLOSE);
sl@0: 	
sl@0: 	else
sl@0: 		{
sl@0: 		if (BIO_read_filename(in,infile) <= 0)
sl@0: 		if (in == NULL)
sl@0: 			{
sl@0: 			perror(infile);
sl@0: 			goto end;
sl@0: 			}
sl@0: 		}
sl@0: 
sl@0: 	if	(informat == FORMAT_ASN1)
sl@0: 		p7=d2i_PKCS7_bio(in,NULL);
sl@0: 	else if (informat == FORMAT_PEM)
sl@0: 		p7=PEM_read_bio_PKCS7(in,NULL,NULL,NULL);
sl@0: 	else
sl@0: 		{
sl@0: 		BIO_printf(bio_err,"bad input format specified for pkcs7 object\n");
sl@0: 		goto end;
sl@0: 		}
sl@0: 	if (p7 == NULL)
sl@0: 		{
sl@0: 		BIO_printf(bio_err,"unable to load PKCS7 object\n");
sl@0: 		ERR_print_errors(bio_err);
sl@0: 		goto end;
sl@0: 		}
sl@0: 
sl@0: 	if (outfile == NULL)
sl@0: 		{
sl@0: 		BIO_set_fp(out,stdout,BIO_NOCLOSE);
sl@0: #ifdef OPENSSL_SYS_VMS
sl@0: 		{
sl@0: 		BIO *tmpbio = BIO_new(BIO_f_linebuffer());
sl@0: 		out = BIO_push(tmpbio, out);
sl@0: 		}
sl@0: #endif
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		if (BIO_write_filename(out,outfile) <= 0)
sl@0: 			{
sl@0: 			perror(outfile);
sl@0: 			goto end;
sl@0: 			}
sl@0: 		}
sl@0: 
sl@0: 	if (print_certs)
sl@0: 		{
sl@0: 		STACK_OF(X509) *certs=NULL;
sl@0: 		STACK_OF(X509_CRL) *crls=NULL;
sl@0: 
sl@0: 		i=OBJ_obj2nid(p7->type);
sl@0: 		switch (i)
sl@0: 			{
sl@0: 		case NID_pkcs7_signed:
sl@0: 			certs=p7->d.sign->cert;
sl@0: 			crls=p7->d.sign->crl;
sl@0: 			break;
sl@0: 		case NID_pkcs7_signedAndEnveloped:
sl@0: 			certs=p7->d.signed_and_enveloped->cert;
sl@0: 			crls=p7->d.signed_and_enveloped->crl;
sl@0: 			break;
sl@0: 		default:
sl@0: 			break;
sl@0: 			}
sl@0: 
sl@0: 		if (certs != NULL)
sl@0: 			{
sl@0: 			X509 *x;
sl@0: 
sl@0: 			for (i=0; i<sk_X509_num(certs); i++)
sl@0: 				{
sl@0: 				x=sk_X509_value(certs,i);
sl@0: 				if(text) X509_print(out, x);
sl@0: 				else dump_cert_text(out, x);
sl@0: 
sl@0: 				if(!noout) PEM_write_bio_X509(out,x);
sl@0: 				BIO_puts(out,"\n");
sl@0: 				}
sl@0: 			}
sl@0: 		if (crls != NULL)
sl@0: 			{
sl@0: 			X509_CRL *crl;
sl@0: 
sl@0: 			for (i=0; i<sk_X509_CRL_num(crls); i++)
sl@0: 				{
sl@0: 				crl=sk_X509_CRL_value(crls,i);
sl@0: 
sl@0: 				X509_CRL_print(out, crl);
sl@0: 
sl@0: 				if(!noout)PEM_write_bio_X509_CRL(out,crl);
sl@0: 				BIO_puts(out,"\n");
sl@0: 				}
sl@0: 			}
sl@0: 
sl@0: 		ret=0;
sl@0: 		goto end;
sl@0: 		}
sl@0: 
sl@0: 	if(!noout) {
sl@0: 		if 	(outformat == FORMAT_ASN1)
sl@0: 			i=i2d_PKCS7_bio(out,p7);
sl@0: 		else if (outformat == FORMAT_PEM)
sl@0: 			i=PEM_write_bio_PKCS7(out,p7);
sl@0: 		else	{
sl@0: 			BIO_printf(bio_err,"bad output format specified for outfile\n");
sl@0: 			goto end;
sl@0: 			}
sl@0: 
sl@0: 		if (!i)
sl@0: 			{
sl@0: 			BIO_printf(bio_err,"unable to write pkcs7 object\n");
sl@0: 			ERR_print_errors(bio_err);
sl@0: 			goto end;
sl@0: 			}
sl@0: 	}
sl@0: 	ret=0;
sl@0: end:
sl@0: 	if (p7 != NULL) PKCS7_free(p7);
sl@0: 	if (in != NULL) BIO_free(in);
sl@0: 	if (out != NULL) BIO_free_all(out);
sl@0: 	apps_shutdown();
sl@0: 	OPENSSL_EXIT(ret);
sl@0: 	}