Obsoleted by new openssl command "list-cipher-commands".
[openssl.git] / apps / sess_id.c
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 "bio.h"
64 #include "err.h"
65 #include "x509.h"
66 #include "pem.h"
67 #include "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 #ifndef NOPROTO
87 static SSL_SESSION *load_sess_id(char *file, int format);
88 #else
89 static SSL_SESSION *load_sess_id();
90 #endif
91
92 int MAIN(argc, argv)
93 int argc;
94 char **argv;
95         {
96         SSL_SESSION *x=NULL;
97         int ret=1,i,num,badops=0;
98         BIO *out=NULL;
99         int informat,outformat;
100         char *infile=NULL,*outfile=NULL,*context=NULL;
101         int cert=0,noout=0,text=0;
102         char **pp;
103
104         apps_startup();
105
106         if (bio_err == NULL)
107                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
108                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
109
110         informat=FORMAT_PEM;
111         outformat=FORMAT_PEM;
112
113         argc--;
114         argv++;
115         num=0;
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,"-text") == 0)
139                         text= ++num;
140                 else if (strcmp(*argv,"-cert") == 0)
141                         cert= ++num;
142                 else if (strcmp(*argv,"-noout") == 0)
143                         noout= ++num;
144                 else if (strcmp(*argv,"-context") == 0)
145                     {
146                     if(--argc < 1) goto bad;
147                     context=*++argv;
148                     }
149                 else
150                         {
151                         BIO_printf(bio_err,"unknown option %s\n",*argv);
152                         badops=1;
153                         break;
154                         }
155                 argc--;
156                 argv++;
157                 }
158
159         if (badops)
160                 {
161 bad:
162                 for (pp=sess_id_usage; (*pp != NULL); pp++)
163                         BIO_printf(bio_err,*pp);
164                 goto end;
165                 }
166
167         ERR_load_crypto_strings();
168         x=load_sess_id(infile,informat);
169         if (x == NULL) { goto end; }
170
171         if(context)
172             {
173             x->sid_ctx_length=strlen(context);
174             if(x->sid_ctx_length > SSL_MAX_SID_CTX_LENGTH)
175                 {
176                 BIO_printf(bio_err,"Context too long\n");
177                 goto end;
178                 }
179             memcpy(x->sid_ctx,context,x->sid_ctx_length);
180             }
181
182 #ifdef undef
183         /* just testing for memory leaks :-) */
184         {
185         SSL_SESSION *s;
186         char buf[1024*10],*p;
187         int i;
188
189         s=SSL_SESSION_new();
190
191         p= &buf;
192         i=i2d_SSL_SESSION(x,&p);
193         p= &buf;
194         d2i_SSL_SESSION(&s,&p,(long)i);
195         p= &buf;
196         d2i_SSL_SESSION(&s,&p,(long)i);
197         p= &buf;
198         d2i_SSL_SESSION(&s,&p,(long)i);
199         SSL_SESSION_free(s);
200         }
201 #endif
202
203         if (!noout || text)
204                 {
205                 out=BIO_new(BIO_s_file());
206                 if (out == NULL)
207                         {
208                         ERR_print_errors(bio_err);
209                         goto end;
210                         }
211
212                 if (outfile == NULL)
213                         BIO_set_fp(out,stdout,BIO_NOCLOSE);
214                 else
215                         {
216                         if (BIO_write_filename(out,outfile) <= 0)
217                                 {
218                                 perror(outfile);
219                                 goto end;
220                                 }
221                         }
222                 }
223
224         if (text)
225                 {
226                 SSL_SESSION_print(out,x);
227
228                 if (cert)
229                         {
230                         if (x->peer == NULL)
231                                 BIO_puts(out,"No certificate present\n");
232                         else
233                                 X509_print(out,x->peer);
234                         }
235                 }
236
237         if (!noout && !cert)
238                 {
239                 if      (outformat == FORMAT_ASN1)
240                         i=(int)i2d_SSL_SESSION_bio(out,x);
241                 else if (outformat == FORMAT_PEM)
242                         i=PEM_write_bio_SSL_SESSION(out,x);
243                 else    {
244                         BIO_printf(bio_err,"bad output format specified for outfile\n");
245                         goto end;
246                         }
247                 if (!i) {
248                         BIO_printf(bio_err,"unable to write SSL_SESSION\n");
249                         goto end;
250                         }
251                 }
252         else if (!noout && (x->peer != NULL)) /* just print the certificate */
253                 {
254                 if      (outformat == FORMAT_ASN1)
255                         i=(int)i2d_X509_bio(out,x->peer);
256                 else if (outformat == FORMAT_PEM)
257                         i=PEM_write_bio_X509(out,x->peer);
258                 else    {
259                         BIO_printf(bio_err,"bad output format specified for outfile\n");
260                         goto end;
261                         }
262                 if (!i) {
263                         BIO_printf(bio_err,"unable to write X509\n");
264                         goto end;
265                         }
266                 }
267         ret=0;
268 end:
269         if (out != NULL) BIO_free(out);
270         if (x != NULL) SSL_SESSION_free(x);
271         EXIT(ret);
272         }
273
274 static SSL_SESSION *load_sess_id(infile, format)
275 char *infile;
276 int format;
277         {
278         SSL_SESSION *x=NULL;
279         BIO *in=NULL;
280
281         in=BIO_new(BIO_s_file());
282         if (in == NULL)
283                 {
284                 ERR_print_errors(bio_err);
285                 goto end;
286                 }
287
288         if (infile == NULL)
289                 BIO_set_fp(in,stdin,BIO_NOCLOSE);
290         else
291                 {
292                 if (BIO_read_filename(in,infile) <= 0)
293                         {
294                         perror(infile);
295                         goto end;
296                         }
297                 }
298         if      (format == FORMAT_ASN1)
299                 x=d2i_SSL_SESSION_bio(in,NULL);
300         else if (format == FORMAT_PEM)
301                 x=PEM_read_bio_SSL_SESSION(in,NULL,NULL);
302         else    {
303                 BIO_printf(bio_err,"bad input format specified for input crl\n");
304                 goto end;
305                 }
306         if (x == NULL)
307                 {
308                 BIO_printf(bio_err,"unable to load SSL_SESSION\n");
309                 ERR_print_errors(bio_err);
310                 goto end;
311                 }
312         
313 end:
314         if (in != NULL) BIO_free(in);
315         return(x);
316         }
317