pkcs7.c revision 109998
155714Skris/* apps/pkcs7.c */ 255714Skris/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 355714Skris * All rights reserved. 455714Skris * 555714Skris * This package is an SSL implementation written 655714Skris * by Eric Young (eay@cryptsoft.com). 755714Skris * The implementation was written so as to conform with Netscapes SSL. 855714Skris * 955714Skris * This library is free for commercial and non-commercial use as long as 1055714Skris * the following conditions are aheared to. The following conditions 1155714Skris * apply to all code found in this distribution, be it the RC4, RSA, 1255714Skris * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1355714Skris * included with this distribution is covered by the same copyright terms 1455714Skris * except that the holder is Tim Hudson (tjh@cryptsoft.com). 1555714Skris * 1655714Skris * Copyright remains Eric Young's, and as such any Copyright notices in 1755714Skris * the code are not to be removed. 1855714Skris * If this package is used in a product, Eric Young should be given attribution 1955714Skris * as the author of the parts of the library used. 2055714Skris * This can be in the form of a textual message at program startup or 2155714Skris * in documentation (online or textual) provided with the package. 2255714Skris * 2355714Skris * Redistribution and use in source and binary forms, with or without 2455714Skris * modification, are permitted provided that the following conditions 2555714Skris * are met: 2655714Skris * 1. Redistributions of source code must retain the copyright 2755714Skris * notice, this list of conditions and the following disclaimer. 2855714Skris * 2. Redistributions in binary form must reproduce the above copyright 2955714Skris * notice, this list of conditions and the following disclaimer in the 3055714Skris * documentation and/or other materials provided with the distribution. 3155714Skris * 3. All advertising materials mentioning features or use of this software 3255714Skris * must display the following acknowledgement: 3355714Skris * "This product includes cryptographic software written by 3455714Skris * Eric Young (eay@cryptsoft.com)" 3555714Skris * The word 'cryptographic' can be left out if the rouines from the library 3655714Skris * being used are not cryptographic related :-). 3755714Skris * 4. If you include any Windows specific code (or a derivative thereof) from 3855714Skris * the apps directory (application code) you must include an acknowledgement: 3955714Skris * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 4055714Skris * 4155714Skris * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4255714Skris * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4355714Skris * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4455714Skris * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4555714Skris * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4655714Skris * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4755714Skris * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4855714Skris * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4955714Skris * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 5055714Skris * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5155714Skris * SUCH DAMAGE. 5255714Skris * 5355714Skris * The licence and distribution terms for any publically available version or 5455714Skris * derivative of this code cannot be changed. i.e. this code cannot simply be 5555714Skris * copied and put under another distribution licence 5655714Skris * [including the GNU Public Licence.] 5755714Skris */ 5855714Skris 5955714Skris#include <stdio.h> 6055714Skris#include <stdlib.h> 6155714Skris#include <string.h> 6255714Skris#include <time.h> 6355714Skris#include "apps.h" 6455714Skris#include <openssl/err.h> 6555714Skris#include <openssl/objects.h> 6655714Skris#include <openssl/evp.h> 6755714Skris#include <openssl/x509.h> 6855714Skris#include <openssl/pkcs7.h> 6955714Skris#include <openssl/pem.h> 7055714Skris 7155714Skris#undef PROG 7255714Skris#define PROG pkcs7_main 7355714Skris 7459191Skris/* -inform arg - input format - default PEM (DER or PEM) 7555714Skris * -outform arg - output format - default PEM 7655714Skris * -in arg - input file - default stdin 7755714Skris * -out arg - output file - default stdout 7855714Skris * -print_certs 7955714Skris */ 8055714Skris 8159191Skrisint MAIN(int, char **); 8259191Skris 8355714Skrisint MAIN(int argc, char **argv) 8455714Skris { 85109998Smarkm ENGINE *e = NULL; 8655714Skris PKCS7 *p7=NULL; 8755714Skris int i,badops=0; 8855714Skris BIO *in=NULL,*out=NULL; 8955714Skris int informat,outformat; 9059191Skris char *infile,*outfile,*prog; 9159191Skris int print_certs=0,text=0,noout=0; 92100936Snectar int ret=1; 93109998Smarkm char *engine=NULL; 9455714Skris 9555714Skris apps_startup(); 9655714Skris 9755714Skris if (bio_err == NULL) 9855714Skris if ((bio_err=BIO_new(BIO_s_file())) != NULL) 9955714Skris BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); 10055714Skris 10155714Skris infile=NULL; 10255714Skris outfile=NULL; 10355714Skris informat=FORMAT_PEM; 10455714Skris outformat=FORMAT_PEM; 10555714Skris 10655714Skris prog=argv[0]; 10755714Skris argc--; 10855714Skris argv++; 10955714Skris while (argc >= 1) 11055714Skris { 11155714Skris if (strcmp(*argv,"-inform") == 0) 11255714Skris { 11355714Skris if (--argc < 1) goto bad; 11455714Skris informat=str2fmt(*(++argv)); 11555714Skris } 11655714Skris else if (strcmp(*argv,"-outform") == 0) 11755714Skris { 11855714Skris if (--argc < 1) goto bad; 11955714Skris outformat=str2fmt(*(++argv)); 12055714Skris } 12155714Skris else if (strcmp(*argv,"-in") == 0) 12255714Skris { 12355714Skris if (--argc < 1) goto bad; 12455714Skris infile= *(++argv); 12555714Skris } 12655714Skris else if (strcmp(*argv,"-out") == 0) 12755714Skris { 12855714Skris if (--argc < 1) goto bad; 12955714Skris outfile= *(++argv); 13055714Skris } 13159191Skris else if (strcmp(*argv,"-noout") == 0) 13259191Skris noout=1; 13359191Skris else if (strcmp(*argv,"-text") == 0) 13459191Skris text=1; 13555714Skris else if (strcmp(*argv,"-print_certs") == 0) 13655714Skris print_certs=1; 137109998Smarkm else if (strcmp(*argv,"-engine") == 0) 138109998Smarkm { 139109998Smarkm if (--argc < 1) goto bad; 140109998Smarkm engine= *(++argv); 141109998Smarkm } 14255714Skris else 14355714Skris { 14455714Skris BIO_printf(bio_err,"unknown option %s\n",*argv); 14555714Skris badops=1; 14655714Skris break; 14755714Skris } 14855714Skris argc--; 14955714Skris argv++; 15055714Skris } 15155714Skris 15255714Skris if (badops) 15355714Skris { 15455714Skrisbad: 15555714Skris BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog); 15655714Skris BIO_printf(bio_err,"where options are\n"); 15759191Skris BIO_printf(bio_err," -inform arg input format - DER or PEM\n"); 15859191Skris BIO_printf(bio_err," -outform arg output format - DER or PEM\n"); 15955714Skris BIO_printf(bio_err," -in arg input file\n"); 16055714Skris BIO_printf(bio_err," -out arg output file\n"); 16155714Skris BIO_printf(bio_err," -print_certs print any certs or crl in the input\n"); 16259191Skris BIO_printf(bio_err," -text print full details of certificates\n"); 16359191Skris BIO_printf(bio_err," -noout don't output encoded data\n"); 164109998Smarkm BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n"); 165109998Smarkm ret = 1; 166109998Smarkm goto end; 16755714Skris } 16855714Skris 16955714Skris ERR_load_crypto_strings(); 17055714Skris 171109998Smarkm e = setup_engine(bio_err, engine, 0); 172109998Smarkm 17355714Skris in=BIO_new(BIO_s_file()); 17455714Skris out=BIO_new(BIO_s_file()); 17555714Skris if ((in == NULL) || (out == NULL)) 17655714Skris { 17755714Skris ERR_print_errors(bio_err); 17855714Skris goto end; 17955714Skris } 18055714Skris 18155714Skris if (infile == NULL) 18255714Skris BIO_set_fp(in,stdin,BIO_NOCLOSE); 18355714Skris else 18455714Skris { 18555714Skris if (BIO_read_filename(in,infile) <= 0) 18655714Skris if (in == NULL) 18755714Skris { 18855714Skris perror(infile); 18955714Skris goto end; 19055714Skris } 19155714Skris } 19255714Skris 19355714Skris if (informat == FORMAT_ASN1) 19455714Skris p7=d2i_PKCS7_bio(in,NULL); 19555714Skris else if (informat == FORMAT_PEM) 19655714Skris p7=PEM_read_bio_PKCS7(in,NULL,NULL,NULL); 19755714Skris else 19855714Skris { 19955714Skris BIO_printf(bio_err,"bad input format specified for pkcs7 object\n"); 20055714Skris goto end; 20155714Skris } 20255714Skris if (p7 == NULL) 20355714Skris { 20455714Skris BIO_printf(bio_err,"unable to load PKCS7 object\n"); 20555714Skris ERR_print_errors(bio_err); 20655714Skris goto end; 20755714Skris } 20855714Skris 20955714Skris if (outfile == NULL) 21068651Skris { 21155714Skris BIO_set_fp(out,stdout,BIO_NOCLOSE); 212109998Smarkm#ifdef OPENSSL_SYS_VMS 21368651Skris { 21468651Skris BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 21568651Skris out = BIO_push(tmpbio, out); 21668651Skris } 21768651Skris#endif 21868651Skris } 21955714Skris else 22055714Skris { 22155714Skris if (BIO_write_filename(out,outfile) <= 0) 22255714Skris { 22355714Skris perror(outfile); 22455714Skris goto end; 22555714Skris } 22655714Skris } 22755714Skris 22855714Skris if (print_certs) 22955714Skris { 23055714Skris STACK_OF(X509) *certs=NULL; 23155714Skris STACK_OF(X509_CRL) *crls=NULL; 23255714Skris 23355714Skris i=OBJ_obj2nid(p7->type); 23455714Skris switch (i) 23555714Skris { 23655714Skris case NID_pkcs7_signed: 23755714Skris certs=p7->d.sign->cert; 23855714Skris crls=p7->d.sign->crl; 23955714Skris break; 24055714Skris case NID_pkcs7_signedAndEnveloped: 24155714Skris certs=p7->d.signed_and_enveloped->cert; 24255714Skris crls=p7->d.signed_and_enveloped->crl; 24355714Skris break; 24455714Skris default: 24555714Skris break; 24655714Skris } 24755714Skris 24855714Skris if (certs != NULL) 24955714Skris { 25055714Skris X509 *x; 25155714Skris 25255714Skris for (i=0; i<sk_X509_num(certs); i++) 25355714Skris { 25455714Skris x=sk_X509_value(certs,i); 25559191Skris if(text) X509_print(out, x); 25659191Skris else dump_cert_text(out, x); 25755714Skris 25859191Skris if(!noout) PEM_write_bio_X509(out,x); 25955714Skris BIO_puts(out,"\n"); 26055714Skris } 26155714Skris } 26255714Skris if (crls != NULL) 26355714Skris { 26455714Skris X509_CRL *crl; 26555714Skris 26655714Skris for (i=0; i<sk_X509_CRL_num(crls); i++) 26755714Skris { 26855714Skris crl=sk_X509_CRL_value(crls,i); 26955714Skris 27059191Skris X509_CRL_print(out, crl); 27155714Skris 27259191Skris if(!noout)PEM_write_bio_X509_CRL(out,crl); 27355714Skris BIO_puts(out,"\n"); 27455714Skris } 27555714Skris } 27655714Skris 27755714Skris ret=0; 27855714Skris goto end; 27955714Skris } 28055714Skris 28159191Skris if(!noout) { 28259191Skris if (outformat == FORMAT_ASN1) 28359191Skris i=i2d_PKCS7_bio(out,p7); 28459191Skris else if (outformat == FORMAT_PEM) 28559191Skris i=PEM_write_bio_PKCS7(out,p7); 28659191Skris else { 28759191Skris BIO_printf(bio_err,"bad output format specified for outfile\n"); 28859191Skris goto end; 28959191Skris } 29055714Skris 29159191Skris if (!i) 29259191Skris { 29359191Skris BIO_printf(bio_err,"unable to write pkcs7 object\n"); 29459191Skris ERR_print_errors(bio_err); 29559191Skris goto end; 29659191Skris } 29759191Skris } 29855714Skris ret=0; 29955714Skrisend: 30055714Skris if (p7 != NULL) PKCS7_free(p7); 30155714Skris if (in != NULL) BIO_free(in); 30268651Skris if (out != NULL) BIO_free_all(out); 303109998Smarkm apps_shutdown(); 304109998Smarkm OPENSSL_EXIT(ret); 30555714Skris } 306