openssl/crypto/asn1/pk.c

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/* crypto/asn1/pk.c */
/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* 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 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 acknowledgement:
* "This product includes cryptographic software written by
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR 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.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
#include <stdio.h>
#include "../error/err.h"
#include "./asn1.h"
#include "rsa.h"
#include "x509.h"
#include "pkcs7.h"
main()
{
PKCS7 *x;
FILE *in;
unsigned char buf[10240],buf2[10240],*p;
int num,i;
PKCS7 *nx=NULL,*mx=NULL;
in=fopen("pkcs7.der","r");
if (in == NULL)
{
perror("pkcs7.der");
exit(1);
}
num=fread(buf,1,10240,in);
fclose(in);
p=buf;
if (d2i_PKCS7(&nx,&p,num) == NULL) goto err;
printf("num=%d p-buf=%d\n",num,p-buf);
exit(0);
p=buf2;
num=i2d_PKCS7(nx,&p);
printf("num=%d p-buf=%d\n",num,p-buf2);
if (memcmp(buf,buf2,num) != 0)
{
fprintf(stderr,"data difference\n");
for (i=0; i<num; i++)
fprintf(stderr,"%c%03d <%02X-%02X>\n",
(buf[i] == buf2[i])?' ':'*',i,
buf[i],buf2[i]);
fprintf(stderr,"\n");
exit(1);
}
p=buf2;
if (d2i_PKCS7(&mx,&p,num) == NULL) goto err;
printf("num=%d p-buf=%d\n",num,p-buf2);
/* X509_print(stdout,mx);*/
exit(0);
err:
ERR_load_crypto_strings();
ERR_print_errors(stderr);
exit(1);
}