#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "apps.h"
#include <openssl/err.h>
#include <openssl/objects.h>
#include <openssl/evp.h>
#include <openssl/x509.h>
#include <openssl/pkcs7.h>
#include <openssl/pem.h>
#undef PROG
#define PROG pkcs7_main
int MAIN(int, char **);
int MAIN(int argc, char **argv)
{
PKCS7 *p7=NULL;
int i,badops=0;
BIO *in=NULL,*out=NULL;
int informat,outformat;
char *infile,*outfile,*prog;
int print_certs=0,text=0,noout=0;
int ret=1;
#ifndef OPENSSL_NO_ENGINE
char *engine=NULL;
#endif
apps_startup();
if (bio_err == NULL)
if ((bio_err=BIO_new(BIO_s_file())) != NULL)
BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
if (!load_config(bio_err, NULL))
goto end;
infile=NULL;
outfile=NULL;
informat=FORMAT_PEM;
outformat=FORMAT_PEM;
prog=argv[0];
argc--;
argv++;
while (argc >= 1)
{
if (strcmp(*argv,"-inform") == 0)
{
if (--argc < 1) goto bad;
informat=str2fmt(*(++argv));
}
else if (strcmp(*argv,"-outform") == 0)
{
if (--argc < 1) goto bad;
outformat=str2fmt(*(++argv));
}
else if (strcmp(*argv,"-in") == 0)
{
if (--argc < 1) goto bad;
infile= *(++argv);
}
else if (strcmp(*argv,"-out") == 0)
{
if (--argc < 1) goto bad;
outfile= *(++argv);
}
else if (strcmp(*argv,"-noout") == 0)
noout=1;
else if (strcmp(*argv,"-text") == 0)
text=1;
else if (strcmp(*argv,"-print_certs") == 0)
print_certs=1;
#ifndef OPENSSL_NO_ENGINE
else if (strcmp(*argv,"-engine") == 0)
{
if (--argc < 1) goto bad;
engine= *(++argv);
}
#endif
else
{
BIO_printf(bio_err,"unknown option %s\n",*argv);
badops=1;
break;
}
argc--;
argv++;
}
if (badops)
{
bad:
BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
BIO_printf(bio_err,"where options are\n");
BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
BIO_printf(bio_err," -in arg input file\n");
BIO_printf(bio_err," -out arg output file\n");
BIO_printf(bio_err," -print_certs print any certs or crl in the input\n");
BIO_printf(bio_err," -text print full details of certificates\n");
BIO_printf(bio_err," -noout don't output encoded data\n");
#ifndef OPENSSL_NO_ENGINE
BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n");
#endif
ret = 1;
goto end;
}
ERR_load_crypto_strings();
#ifndef OPENSSL_NO_ENGINE
setup_engine(bio_err, engine, 0);
#endif
in=BIO_new(BIO_s_file());
out=BIO_new(BIO_s_file());
if ((in == NULL) || (out == NULL))
{
ERR_print_errors(bio_err);
goto end;
}
if (infile == NULL)
BIO_set_fp(in,stdin,BIO_NOCLOSE);
else
{
if (BIO_read_filename(in,infile) <= 0)
if (in == NULL)
{
perror(infile);
goto end;
}
}
if (informat == FORMAT_ASN1)
p7=d2i_PKCS7_bio(in,NULL);
else if (informat == FORMAT_PEM)
p7=PEM_read_bio_PKCS7(in,NULL,NULL,NULL);
else
{
BIO_printf(bio_err,"bad input format specified for pkcs7 object\n");
goto end;
}
if (p7 == NULL)
{
BIO_printf(bio_err,"unable to load PKCS7 object\n");
ERR_print_errors(bio_err);
goto end;
}
if (outfile == NULL)
{
BIO_set_fp(out,stdout,BIO_NOCLOSE);
#ifdef OPENSSL_SYS_VMS
{
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
out = BIO_push(tmpbio, out);
}
#endif
}
else
{
if (BIO_write_filename(out,outfile) <= 0)
{
perror(outfile);
goto end;
}
}
if (print_certs)
{
STACK_OF(X509) *certs=NULL;
STACK_OF(X509_CRL) *crls=NULL;
i=OBJ_obj2nid(p7->type);
switch (i)
{
case NID_pkcs7_signed:
certs=p7->d.sign->cert;
crls=p7->d.sign->crl;
break;
case NID_pkcs7_signedAndEnveloped:
certs=p7->d.signed_and_enveloped->cert;
crls=p7->d.signed_and_enveloped->crl;
break;
default:
break;
}
if (certs != NULL)
{
X509 *x;
for (i=0; i<sk_X509_num(certs); i++)
{
x=sk_X509_value(certs,i);
if(text) X509_print(out, x);
else dump_cert_text(out, x);
if(!noout) PEM_write_bio_X509(out,x);
BIO_puts(out,"\n");
}
}
if (crls != NULL)
{
X509_CRL *crl;
for (i=0; i<sk_X509_CRL_num(crls); i++)
{
crl=sk_X509_CRL_value(crls,i);
X509_CRL_print(out, crl);
if(!noout)PEM_write_bio_X509_CRL(out,crl);
BIO_puts(out,"\n");
}
}
ret=0;
goto end;
}
if(!noout) {
if (outformat == FORMAT_ASN1)
i=i2d_PKCS7_bio(out,p7);
else if (outformat == FORMAT_PEM)
i=PEM_write_bio_PKCS7(out,p7);
else {
BIO_printf(bio_err,"bad output format specified for outfile\n");
goto end;
}
if (!i)
{
BIO_printf(bio_err,"unable to write pkcs7 object\n");
ERR_print_errors(bio_err);
goto end;
}
}
ret=0;
end:
if (p7 != NULL) PKCS7_free(p7);
if (in != NULL) BIO_free(in);
if (out != NULL) BIO_free_all(out);
apps_shutdown();
OPENSSL_EXIT(ret);
}