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,p7_print=0; 91 int ret=1; 92 #ifndef OPENSSL_NO_ENGINE 93 char *engine=NULL; 94 #endif 95 96 apps_startup(); 97 98 if (bio_err == NULL) 99 if ((bio_err=BIO_new(BIO_s_file())) != NULL) 100 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); 101 102 if (!load_config(bio_err, NULL)) 103 goto end; 104 105 infile=NULL; 106 outfile=NULL; 107 informat=FORMAT_PEM; 108 outformat=FORMAT_PEM; 109 110 prog=argv[0]; 111 argc--; 112 argv++; 113 while (argc >= 1) 114 { 115 if (strcmp(*argv,"-inform") == 0) 116 { 117 if (--argc < 1) goto bad; 118 informat=str2fmt(*(++argv)); 119 } 120 else if (strcmp(*argv,"-outform") == 0) 121 { 122 if (--argc < 1) goto bad; 123 outformat=str2fmt(*(++argv)); 124 } 125 else if (strcmp(*argv,"-in") == 0) 126 { 127 if (--argc < 1) goto bad; 128 infile= *(++argv); 129 } 130 else if (strcmp(*argv,"-out") == 0) 131 { 132 if (--argc < 1) goto bad; 133 outfile= *(++argv); 134 } 135 else if (strcmp(*argv,"-noout") == 0) 136 noout=1; 137 else if (strcmp(*argv,"-text") == 0) 138 text=1; 139 else if (strcmp(*argv,"-print") == 0) 140 p7_print=1; 141 else if (strcmp(*argv,"-print_certs") == 0) 142 print_certs=1; 143 #ifndef OPENSSL_NO_ENGINE 144 else if (strcmp(*argv,"-engine") == 0) 145 { 146 if (--argc < 1) goto bad; 147 engine= *(++argv); 148 } 149 #endif 150 else 151 { 152 BIO_printf(bio_err,"unknown option %s\n",*argv); 153 badops=1; 154 break; 155 } 156 argc--; 157 argv++; 158 } 159 160 if (badops) 161 { 162 bad: 163 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog); 164 BIO_printf(bio_err,"where options are\n"); 165 BIO_printf(bio_err," -inform arg input format - DER or PEM\n"); 166 BIO_printf(bio_err," -outform arg output format - DER or PEM\n"); 167 BIO_printf(bio_err," -in arg input file\n"); 168 BIO_printf(bio_err," -out arg output file\n"); 169 BIO_printf(bio_err," -print_certs print any certs or crl in the input\n"); 170 BIO_printf(bio_err," -text print full details of certificates\n"); 171 BIO_printf(bio_err," -noout don't output encoded data\n"); 172 #ifndef OPENSSL_NO_ENGINE 173 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n"); 174 #endif 175 ret = 1; 176 goto end; 177 } 178 179 ERR_load_crypto_strings(); 180 181 #ifndef OPENSSL_NO_ENGINE 182 setup_engine(bio_err, engine, 0); 183 #endif 184 185 in=BIO_new(BIO_s_file()); 186 out=BIO_new(BIO_s_file()); 187 if ((in == NULL) || (out == NULL)) 188 { 189 ERR_print_errors(bio_err); 190 goto end; 191 } 192 193 if (infile == NULL) 194 BIO_set_fp(in,stdin,BIO_NOCLOSE); 195 else 196 { 197 if (BIO_read_filename(in,infile) <= 0) 198 if (in == NULL) 199 { 200 perror(infile); 201 goto end; 202 } 203 } 204 205 if (informat == FORMAT_ASN1) 206 p7=d2i_PKCS7_bio(in,NULL); 207 else if (informat == FORMAT_PEM) 208 p7=PEM_read_bio_PKCS7(in,NULL,NULL,NULL); 209 else 210 { 211 BIO_printf(bio_err,"bad input format specified for pkcs7 object\n"); 212 goto end; 213 } 214 if (p7 == NULL) 215 { 216 BIO_printf(bio_err,"unable to load PKCS7 object\n"); 217 ERR_print_errors(bio_err); 218 goto end; 219 } 220 221 if (outfile == NULL) 222 { 223 BIO_set_fp(out,stdout,BIO_NOCLOSE); 224 #ifdef OPENSSL_SYS_VMS 225 { 226 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 227 out = BIO_push(tmpbio, out); 228 } 229 #endif 230 } 231 else 232 { 233 if (BIO_write_filename(out,outfile) <= 0) 234 { 235 perror(outfile); 236 goto end; 237 } 238 } 239 240 if (p7_print) 241 PKCS7_print_ctx(out, p7, 0, NULL); 242 243 if (print_certs) 244 { 245 STACK_OF(X509) *certs=NULL; 246 STACK_OF(X509_CRL) *crls=NULL; 247 248 i=OBJ_obj2nid(p7->type); 249 switch (i) 250 { 251 case NID_pkcs7_signed: 252 certs=p7->d.sign->cert; 253 crls=p7->d.sign->crl; 254 break; 255 case NID_pkcs7_signedAndEnveloped: 256 certs=p7->d.signed_and_enveloped->cert; 257 crls=p7->d.signed_and_enveloped->crl; 258 break; 259 default: 260 break; 261 } 262 263 if (certs != NULL) 264 { 265 X509 *x; 266 267 for (i=0; i<sk_X509_num(certs); i++) 268 { 269 x=sk_X509_value(certs,i); 270 if(text) X509_print(out, x); 271 else dump_cert_text(out, x); 272 273 if(!noout) PEM_write_bio_X509(out,x); 274 BIO_puts(out,"\n"); 275 } 276 } 277 if (crls != NULL) 278 { 279 X509_CRL *crl; 280 281 for (i=0; i<sk_X509_CRL_num(crls); i++) 282 { 283 crl=sk_X509_CRL_value(crls,i); 284 285 X509_CRL_print(out, crl); 286 287 if(!noout)PEM_write_bio_X509_CRL(out,crl); 288 BIO_puts(out,"\n"); 289 } 290 } 291 292 ret=0; 293 goto end; 294 } 295 296 if(!noout) { 297 if (outformat == FORMAT_ASN1) 298 i=i2d_PKCS7_bio(out,p7); 299 else if (outformat == FORMAT_PEM) 300 i=PEM_write_bio_PKCS7(out,p7); 301 else { 302 BIO_printf(bio_err,"bad output format specified for outfile\n"); 303 goto end; 304 } 305 306 if (!i) 307 { 308 BIO_printf(bio_err,"unable to write pkcs7 object\n"); 309 ERR_print_errors(bio_err); 310 goto end; 311 } 312 } 313 ret=0; 314 end: 315 if (p7 != NULL) PKCS7_free(p7); 316 if (in != NULL) BIO_free(in); 317 if (out != NULL) BIO_free_all(out); 318 apps_shutdown(); 319 OPENSSL_EXIT(ret); 320 } 321