1 /* apps/sess_id.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 "apps.h" 63 #include <openssl/bio.h> 64 #include <openssl/err.h> 65 #include <openssl/x509.h> 66 #include <openssl/pem.h> 67 #include <openssl/ssl.h> 68 69 #undef PROG 70 #define PROG sess_id_main 71 72 static char *sess_id_usage[]={ 73 "usage: sess_id args\n", 74 "\n", 75 " -inform arg - input format - default PEM (one of DER, TXT or PEM)\n", 76 " -outform arg - output format - default PEM\n", 77 " -in arg - input file - default stdin\n", 78 " -out arg - output file - default stdout\n", 79 " -text - print ssl session id details\n", 80 " -cert - output certificate \n", 81 " -noout - no CRL output\n", 82 " -context arg - set the session ID context\n", 83 NULL 84 }; 85 86 static SSL_SESSION *load_sess_id(char *file, int format); 87 int MAIN(int argc, char **argv) 88 { 89 SSL_SESSION *x=NULL; 90 int ret=1,i,num,badops=0; 91 BIO *out=NULL; 92 int informat,outformat; 93 char *infile=NULL,*outfile=NULL,*context=NULL; 94 int cert=0,noout=0,text=0; 95 char **pp; 96 97 apps_startup(); 98 99 if (bio_err == NULL) 100 if ((bio_err=BIO_new(BIO_s_file())) != NULL) 101 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); 102 103 informat=FORMAT_PEM; 104 outformat=FORMAT_PEM; 105 106 argc--; 107 argv++; 108 num=0; 109 while (argc >= 1) 110 { 111 if (strcmp(*argv,"-inform") == 0) 112 { 113 if (--argc < 1) goto bad; 114 informat=str2fmt(*(++argv)); 115 } 116 else if (strcmp(*argv,"-outform") == 0) 117 { 118 if (--argc < 1) goto bad; 119 outformat=str2fmt(*(++argv)); 120 } 121 else if (strcmp(*argv,"-in") == 0) 122 { 123 if (--argc < 1) goto bad; 124 infile= *(++argv); 125 } 126 else if (strcmp(*argv,"-out") == 0) 127 { 128 if (--argc < 1) goto bad; 129 outfile= *(++argv); 130 } 131 else if (strcmp(*argv,"-text") == 0) 132 text= ++num; 133 else if (strcmp(*argv,"-cert") == 0) 134 cert= ++num; 135 else if (strcmp(*argv,"-noout") == 0) 136 noout= ++num; 137 else if (strcmp(*argv,"-context") == 0) 138 { 139 if(--argc < 1) goto bad; 140 context=*++argv; 141 } 142 else 143 { 144 BIO_printf(bio_err,"unknown option %s\n",*argv); 145 badops=1; 146 break; 147 } 148 argc--; 149 argv++; 150 } 151 152 if (badops) 153 { 154 bad: 155 for (pp=sess_id_usage; (*pp != NULL); pp++) 156 BIO_printf(bio_err,*pp); 157 goto end; 158 } 159 160 ERR_load_crypto_strings(); 161 x=load_sess_id(infile,informat); 162 if (x == NULL) { goto end; } 163 164 if(context) 165 { 166 x->sid_ctx_length=strlen(context); 167 if(x->sid_ctx_length > SSL_MAX_SID_CTX_LENGTH) 168 { 169 BIO_printf(bio_err,"Context too long\n"); 170 goto end; 171 } 172 memcpy(x->sid_ctx,context,x->sid_ctx_length); 173 } 174 175 #ifdef undef 176 /* just testing for memory leaks :-) */ 177 { 178 SSL_SESSION *s; 179 char buf[1024*10],*p; 180 int i; 181 182 s=SSL_SESSION_new(); 183 184 p= &buf; 185 i=i2d_SSL_SESSION(x,&p); 186 p= &buf; 187 d2i_SSL_SESSION(&s,&p,(long)i); 188 p= &buf; 189 d2i_SSL_SESSION(&s,&p,(long)i); 190 p= &buf; 191 d2i_SSL_SESSION(&s,&p,(long)i); 192 SSL_SESSION_free(s); 193 } 194 #endif 195 196 if (!noout || text) 197 { 198 out=BIO_new(BIO_s_file()); 199 if (out == NULL) 200 { 201 ERR_print_errors(bio_err); 202 goto end; 203 } 204 205 if (outfile == NULL) 206 BIO_set_fp(out,stdout,BIO_NOCLOSE); 207 else 208 { 209 if (BIO_write_filename(out,outfile) <= 0) 210 { 211 perror(outfile); 212 goto end; 213 } 214 } 215 } 216 217 if (text) 218 { 219 SSL_SESSION_print(out,x); 220 221 if (cert) 222 { 223 if (x->peer == NULL) 224 BIO_puts(out,"No certificate present\n"); 225 else 226 X509_print(out,x->peer); 227 } 228 } 229 230 if (!noout && !cert) 231 { 232 if (outformat == FORMAT_ASN1) 233 i=(int)i2d_SSL_SESSION_bio(out,x); 234 else if (outformat == FORMAT_PEM) 235 i=PEM_write_bio_SSL_SESSION(out,x); 236 else { 237 BIO_printf(bio_err,"bad output format specified for outfile\n"); 238 goto end; 239 } 240 if (!i) { 241 BIO_printf(bio_err,"unable to write SSL_SESSION\n"); 242 goto end; 243 } 244 } 245 else if (!noout && (x->peer != NULL)) /* just print the certificate */ 246 { 247 if (outformat == FORMAT_ASN1) 248 i=(int)i2d_X509_bio(out,x->peer); 249 else if (outformat == FORMAT_PEM) 250 i=PEM_write_bio_X509(out,x->peer); 251 else { 252 BIO_printf(bio_err,"bad output format specified for outfile\n"); 253 goto end; 254 } 255 if (!i) { 256 BIO_printf(bio_err,"unable to write X509\n"); 257 goto end; 258 } 259 } 260 ret=0; 261 end: 262 if (out != NULL) BIO_free(out); 263 if (x != NULL) SSL_SESSION_free(x); 264 EXIT(ret); 265 } 266 267 static SSL_SESSION *load_sess_id(char *infile, int format) 268 { 269 SSL_SESSION *x=NULL; 270 BIO *in=NULL; 271 272 in=BIO_new(BIO_s_file()); 273 if (in == NULL) 274 { 275 ERR_print_errors(bio_err); 276 goto end; 277 } 278 279 if (infile == NULL) 280 BIO_set_fp(in,stdin,BIO_NOCLOSE); 281 else 282 { 283 if (BIO_read_filename(in,infile) <= 0) 284 { 285 perror(infile); 286 goto end; 287 } 288 } 289 if (format == FORMAT_ASN1) 290 x=d2i_SSL_SESSION_bio(in,NULL); 291 else if (format == FORMAT_PEM) 292 x=PEM_read_bio_SSL_SESSION(in,NULL,NULL,NULL); 293 else { 294 BIO_printf(bio_err,"bad input format specified for input crl\n"); 295 goto end; 296 } 297 if (x == NULL) 298 { 299 BIO_printf(bio_err,"unable to load SSL_SESSION\n"); 300 ERR_print_errors(bio_err); 301 goto end; 302 } 303 304 end: 305 if (in != NULL) BIO_free(in); 306 return(x); 307 } 308 309