Alexandre Savard | 1b09e31 | 2012-08-07 20:33:29 -0400 | [diff] [blame] | 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 | } |