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 #ifndef OPENSSL_NO_ENGINE 86 ENGINE *e = NULL; 87 #endif 88 PKCS7 *p7=NULL; 89 int i,badops=0; 90 BIO *in=NULL,*out=NULL; 91 int informat,outformat; 92 char *infile,*outfile,*prog; 93 int print_certs=0,text=0,noout=0; 94 int ret=1; 95 #ifndef OPENSSL_NO_ENGINE 96 char *engine=NULL; 97 #endif 98 99 apps_startup(); 100 101 if (bio_err == NULL) 102 if ((bio_err=BIO_new(BIO_s_file())) != NULL) 103 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); 104 105 if (!load_config(bio_err, NULL)) 106 goto end; 107 108 infile=NULL; 109 outfile=NULL; 110 informat=FORMAT_PEM; 111 outformat=FORMAT_PEM; 112 113 prog=argv[0]; 114 argc--; 115 argv++; 116 while (argc >= 1) 117 { 118 if (strcmp(*argv,"-inform") == 0) 119 { 120 if (--argc < 1) goto bad; 121 informat=str2fmt(*(++argv)); 122 } 123 else if (strcmp(*argv,"-outform") == 0) 124 { 125 if (--argc < 1) goto bad; 126 outformat=str2fmt(*(++argv)); 127 } 128 else if (strcmp(*argv,"-in") == 0) 129 { 130 if (--argc < 1) goto bad; 131 infile= *(++argv); 132 } 133 else if (strcmp(*argv,"-out") == 0) 134 { 135 if (--argc < 1) goto bad; 136 outfile= *(++argv); 137 } 138 else if (strcmp(*argv,"-noout") == 0) 139 noout=1; 140 else if (strcmp(*argv,"-text") == 0) 141 text=1; 142 else if (strcmp(*argv,"-print_certs") == 0) 143 print_certs=1; 144 #ifndef OPENSSL_NO_ENGINE 145 else if (strcmp(*argv,"-engine") == 0) 146 { 147 if (--argc < 1) goto bad; 148 engine= *(++argv); 149 } 150 #endif 151 else 152 { 153 BIO_printf(bio_err,"unknown option %s\n",*argv); 154 badops=1; 155 break; 156 } 157 argc--; 158 argv++; 159 } 160 161 if (badops) 162 { 163 bad: 164 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog); 165 BIO_printf(bio_err,"where options are\n"); 166 BIO_printf(bio_err," -inform arg input format - DER or PEM\n"); 167 BIO_printf(bio_err," -outform arg output format - DER or PEM\n"); 168 BIO_printf(bio_err," -in arg input file\n"); 169 BIO_printf(bio_err," -out arg output file\n"); 170 BIO_printf(bio_err," -print_certs print any certs or crl in the input\n"); 171 BIO_printf(bio_err," -text print full details of certificates\n"); 172 BIO_printf(bio_err," -noout don't output encoded data\n"); 173 #ifndef OPENSSL_NO_ENGINE 174 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n"); 175 #endif 176 ret = 1; 177 goto end; 178 } 179 180 ERR_load_crypto_strings(); 181 182 #ifndef OPENSSL_NO_ENGINE 183 e = setup_engine(bio_err, engine, 0); 184 #endif 185 186 in=BIO_new(BIO_s_file()); 187 out=BIO_new(BIO_s_file()); 188 if ((in == NULL) || (out == NULL)) 189 { 190 ERR_print_errors(bio_err); 191 goto end; 192 } 193 194 if (infile == NULL) 195 BIO_set_fp(in,stdin,BIO_NOCLOSE); 196 else 197 { 198 if (BIO_read_filename(in,infile) <= 0) 199 if (in == NULL) 200 { 201 perror(infile); 202 goto end; 203 } 204 } 205 206 if (informat == FORMAT_ASN1) 207 p7=d2i_PKCS7_bio(in,NULL); 208 else if (informat == FORMAT_PEM) 209 p7=PEM_read_bio_PKCS7(in,NULL,NULL,NULL); 210 else 211 { 212 BIO_printf(bio_err,"bad input format specified for pkcs7 object\n"); 213 goto end; 214 } 215 if (p7 == NULL) 216 { 217 BIO_printf(bio_err,"unable to load PKCS7 object\n"); 218 ERR_print_errors(bio_err); 219 goto end; 220 } 221 222 if (outfile == NULL) 223 { 224 BIO_set_fp(out,stdout,BIO_NOCLOSE); 225 #ifdef OPENSSL_SYS_VMS 226 { 227 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 228 out = BIO_push(tmpbio, out); 229 } 230 #endif 231 } 232 else 233 { 234 if (BIO_write_filename(out,outfile) <= 0) 235 { 236 perror(outfile); 237 goto end; 238 } 239 } 240 241 if (print_certs) 242 { 243 STACK_OF(X509) *certs=NULL; 244 STACK_OF(X509_CRL) *crls=NULL; 245 246 i=OBJ_obj2nid(p7->type); 247 switch (i) 248 { 249 case NID_pkcs7_signed: 250 certs=p7->d.sign->cert; 251 crls=p7->d.sign->crl; 252 break; 253 case NID_pkcs7_signedAndEnveloped: 254 certs=p7->d.signed_and_enveloped->cert; 255 crls=p7->d.signed_and_enveloped->crl; 256 break; 257 default: 258 break; 259 } 260 261 if (certs != NULL) 262 { 263 X509 *x; 264 265 for (i=0; i<sk_X509_num(certs); i++) 266 { 267 x=sk_X509_value(certs,i); 268 if(text) X509_print(out, x); 269 else dump_cert_text(out, x); 270 271 if(!noout) PEM_write_bio_X509(out,x); 272 BIO_puts(out,"\n"); 273 } 274 } 275 if (crls != NULL) 276 { 277 X509_CRL *crl; 278 279 for (i=0; i<sk_X509_CRL_num(crls); i++) 280 { 281 crl=sk_X509_CRL_value(crls,i); 282 283 X509_CRL_print(out, crl); 284 285 if(!noout)PEM_write_bio_X509_CRL(out,crl); 286 BIO_puts(out,"\n"); 287 } 288 } 289 290 ret=0; 291 goto end; 292 } 293 294 if(!noout) { 295 if (outformat == FORMAT_ASN1) 296 i=i2d_PKCS7_bio(out,p7); 297 else if (outformat == FORMAT_PEM) 298 i=PEM_write_bio_PKCS7(out,p7); 299 else { 300 BIO_printf(bio_err,"bad output format specified for outfile\n"); 301 goto end; 302 } 303 304 if (!i) 305 { 306 BIO_printf(bio_err,"unable to write pkcs7 object\n"); 307 ERR_print_errors(bio_err); 308 goto end; 309 } 310 } 311 ret=0; 312 end: 313 if (p7 != NULL) PKCS7_free(p7); 314 if (in != NULL) BIO_free(in); 315 if (out != NULL) BIO_free_all(out); 316 apps_shutdown(); 317 OPENSSL_EXIT(ret); 318 } 319