1 /* apps/pkcs7.c */ 2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay@cryptsoft.com). 7 * The implementation was written so as to conform with Netscapes SSL. 8 * 9 * This library is free for commercial and non-commercial use as long as 10 * the following conditions are aheared to. The following conditions 11 * apply to all code found in this distribution, be it the RC4, RSA, 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13 * included with this distribution is covered by the same copyright terms 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15 * 16 * Copyright remains Eric Young's, and as such any Copyright notices in 17 * the code are not to be removed. 18 * If this package is used in a product, Eric Young should be given attribution 19 * as the author of the parts of the library used. 20 * This can be in the form of a textual message at program startup or 21 * in documentation (online or textual) provided with the package. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * "This product includes cryptographic software written by 34 * Eric Young (eay@cryptsoft.com)" 35 * The word 'cryptographic' can be left out if the rouines from the library 36 * being used are not cryptographic related :-). 37 * 4. If you include any Windows specific code (or a derivative thereof) from 38 * the apps directory (application code) you must include an acknowledgement: 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40 * 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51 * SUCH DAMAGE. 52 * 53 * The licence and distribution terms for any publically available version or 54 * derivative of this code cannot be changed. i.e. this code cannot simply be 55 * copied and put under another distribution licence 56 * [including the GNU Public Licence.] 57 */ 58 59 #include <stdio.h> 60 #include <stdlib.h> 61 #include <string.h> 62 #include <time.h> 63 #include "apps.h" 64 #include <openssl/err.h> 65 #include <openssl/objects.h> 66 #include <openssl/evp.h> 67 #include <openssl/x509.h> 68 #include <openssl/pkcs7.h> 69 #include <openssl/pem.h> 70 71 #undef PROG 72 #define PROG pkcs7_main 73 74 /* -inform arg - input format - default PEM (DER or PEM) 75 * -outform arg - output format - default PEM 76 * -in arg - input file - default stdin 77 * -out arg - output file - default stdout 78 * -print_certs 79 */ 80 81 int MAIN(int, char **); 82 83 int MAIN(int argc, char **argv) 84 { 85 PKCS7 *p7=NULL; 86 int i,badops=0; 87 BIO *in=NULL,*out=NULL; 88 int informat,outformat; 89 char *infile,*outfile,*prog; 90 int print_certs=0,text=0,noout=0; 91 int ret=0; 92 93 apps_startup(); 94 95 if (bio_err == NULL) 96 if ((bio_err=BIO_new(BIO_s_file())) != NULL) 97 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); 98 99 infile=NULL; 100 outfile=NULL; 101 informat=FORMAT_PEM; 102 outformat=FORMAT_PEM; 103 104 prog=argv[0]; 105 argc--; 106 argv++; 107 while (argc >= 1) 108 { 109 if (strcmp(*argv,"-inform") == 0) 110 { 111 if (--argc < 1) goto bad; 112 informat=str2fmt(*(++argv)); 113 } 114 else if (strcmp(*argv,"-outform") == 0) 115 { 116 if (--argc < 1) goto bad; 117 outformat=str2fmt(*(++argv)); 118 } 119 else if (strcmp(*argv,"-in") == 0) 120 { 121 if (--argc < 1) goto bad; 122 infile= *(++argv); 123 } 124 else if (strcmp(*argv,"-out") == 0) 125 { 126 if (--argc < 1) goto bad; 127 outfile= *(++argv); 128 } 129 else if (strcmp(*argv,"-noout") == 0) 130 noout=1; 131 else if (strcmp(*argv,"-text") == 0) 132 text=1; 133 else if (strcmp(*argv,"-print_certs") == 0) 134 print_certs=1; 135 else 136 { 137 BIO_printf(bio_err,"unknown option %s\n",*argv); 138 badops=1; 139 break; 140 } 141 argc--; 142 argv++; 143 } 144 145 if (badops) 146 { 147 bad: 148 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog); 149 BIO_printf(bio_err,"where options are\n"); 150 BIO_printf(bio_err," -inform arg input format - DER or PEM\n"); 151 BIO_printf(bio_err," -outform arg output format - DER or PEM\n"); 152 BIO_printf(bio_err," -in arg input file\n"); 153 BIO_printf(bio_err," -out arg output file\n"); 154 BIO_printf(bio_err," -print_certs print any certs or crl in the input\n"); 155 BIO_printf(bio_err," -text print full details of certificates\n"); 156 BIO_printf(bio_err," -noout don't output encoded data\n"); 157 EXIT(1); 158 } 159 160 ERR_load_crypto_strings(); 161 162 in=BIO_new(BIO_s_file()); 163 out=BIO_new(BIO_s_file()); 164 if ((in == NULL) || (out == NULL)) 165 { 166 ERR_print_errors(bio_err); 167 goto end; 168 } 169 170 if (infile == NULL) 171 BIO_set_fp(in,stdin,BIO_NOCLOSE); 172 else 173 { 174 if (BIO_read_filename(in,infile) <= 0) 175 if (in == NULL) 176 { 177 perror(infile); 178 goto end; 179 } 180 } 181 182 if (informat == FORMAT_ASN1) 183 p7=d2i_PKCS7_bio(in,NULL); 184 else if (informat == FORMAT_PEM) 185 p7=PEM_read_bio_PKCS7(in,NULL,NULL,NULL); 186 else 187 { 188 BIO_printf(bio_err,"bad input format specified for pkcs7 object\n"); 189 goto end; 190 } 191 if (p7 == NULL) 192 { 193 BIO_printf(bio_err,"unable to load PKCS7 object\n"); 194 ERR_print_errors(bio_err); 195 goto end; 196 } 197 198 if (outfile == NULL) 199 BIO_set_fp(out,stdout,BIO_NOCLOSE); 200 else 201 { 202 if (BIO_write_filename(out,outfile) <= 0) 203 { 204 perror(outfile); 205 goto end; 206 } 207 } 208 209 if (print_certs) 210 { 211 STACK_OF(X509) *certs=NULL; 212 STACK_OF(X509_CRL) *crls=NULL; 213 214 i=OBJ_obj2nid(p7->type); 215 switch (i) 216 { 217 case NID_pkcs7_signed: 218 certs=p7->d.sign->cert; 219 crls=p7->d.sign->crl; 220 break; 221 case NID_pkcs7_signedAndEnveloped: 222 certs=p7->d.signed_and_enveloped->cert; 223 crls=p7->d.signed_and_enveloped->crl; 224 break; 225 default: 226 break; 227 } 228 229 if (certs != NULL) 230 { 231 X509 *x; 232 233 for (i=0; i<sk_X509_num(certs); i++) 234 { 235 x=sk_X509_value(certs,i); 236 if(text) X509_print(out, x); 237 else dump_cert_text(out, x); 238 239 if(!noout) PEM_write_bio_X509(out,x); 240 BIO_puts(out,"\n"); 241 } 242 } 243 if (crls != NULL) 244 { 245 X509_CRL *crl; 246 247 for (i=0; i<sk_X509_CRL_num(crls); i++) 248 { 249 crl=sk_X509_CRL_value(crls,i); 250 251 X509_CRL_print(out, crl); 252 253 if(!noout)PEM_write_bio_X509_CRL(out,crl); 254 BIO_puts(out,"\n"); 255 } 256 } 257 258 ret=0; 259 goto end; 260 } 261 262 if(!noout) { 263 if (outformat == FORMAT_ASN1) 264 i=i2d_PKCS7_bio(out,p7); 265 else if (outformat == FORMAT_PEM) 266 i=PEM_write_bio_PKCS7(out,p7); 267 else { 268 BIO_printf(bio_err,"bad output format specified for outfile\n"); 269 goto end; 270 } 271 272 if (!i) 273 { 274 BIO_printf(bio_err,"unable to write pkcs7 object\n"); 275 ERR_print_errors(bio_err); 276 goto end; 277 } 278 } 279 ret=0; 280 end: 281 if (p7 != NULL) PKCS7_free(p7); 282 if (in != NULL) BIO_free(in); 283 if (out != NULL) BIO_free(out); 284 EXIT(ret); 285 } 286