Import of openssl-0.9.8, a feature release.
[dragonfly.git] / crypto / openssl-0.9 / 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 <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 const char *sess_id_usage[]={
73 "usage: sess_id args\n",
74 "\n",
75 " -inform arg     - input format - default PEM (DER 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
88 int MAIN(int, char **);
89
90 int MAIN(int argc, char **argv)
91         {
92         SSL_SESSION *x=NULL;
93         int ret=1,i,num,badops=0;
94         BIO *out=NULL;
95         int informat,outformat;
96         char *infile=NULL,*outfile=NULL,*context=NULL;
97         int cert=0,noout=0,text=0;
98         const char **pp;
99
100         apps_startup();
101
102         if (bio_err == NULL)
103                 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
104                         BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
105
106         informat=FORMAT_PEM;
107         outformat=FORMAT_PEM;
108
109         argc--;
110         argv++;
111         num=0;
112         while (argc >= 1)
113                 {
114                 if      (strcmp(*argv,"-inform") == 0)
115                         {
116                         if (--argc < 1) goto bad;
117                         informat=str2fmt(*(++argv));
118                         }
119                 else if (strcmp(*argv,"-outform") == 0)
120                         {
121                         if (--argc < 1) goto bad;
122                         outformat=str2fmt(*(++argv));
123                         }
124                 else if (strcmp(*argv,"-in") == 0)
125                         {
126                         if (--argc < 1) goto bad;
127                         infile= *(++argv);
128                         }
129                 else if (strcmp(*argv,"-out") == 0)
130                         {
131                         if (--argc < 1) goto bad;
132                         outfile= *(++argv);
133                         }
134                 else if (strcmp(*argv,"-text") == 0)
135                         text= ++num;
136                 else if (strcmp(*argv,"-cert") == 0)
137                         cert= ++num;
138                 else if (strcmp(*argv,"-noout") == 0)
139                         noout= ++num;
140                 else if (strcmp(*argv,"-context") == 0)
141                     {
142                     if(--argc < 1) goto bad;
143                     context=*++argv;
144                     }
145                 else
146                         {
147                         BIO_printf(bio_err,"unknown option %s\n",*argv);
148                         badops=1;
149                         break;
150                         }
151                 argc--;
152                 argv++;
153                 }
154
155         if (badops)
156                 {
157 bad:
158                 for (pp=sess_id_usage; (*pp != NULL); pp++)
159                         BIO_printf(bio_err,"%s",*pp);
160                 goto end;
161                 }
162
163         ERR_load_crypto_strings();
164         x=load_sess_id(infile,informat);
165         if (x == NULL) { goto end; }
166
167         if(context)
168             {
169             x->sid_ctx_length=strlen(context);
170             if(x->sid_ctx_length > SSL_MAX_SID_CTX_LENGTH)
171                 {
172                 BIO_printf(bio_err,"Context too long\n");
173                 goto end;
174                 }
175             memcpy(x->sid_ctx,context,x->sid_ctx_length);
176             }
177
178 #ifdef undef
179         /* just testing for memory leaks :-) */
180         {
181         SSL_SESSION *s;
182         char buf[1024*10],*p;
183         int i;
184
185         s=SSL_SESSION_new();
186
187         p= &buf;
188         i=i2d_SSL_SESSION(x,&p);
189         p= &buf;
190         d2i_SSL_SESSION(&s,&p,(long)i);
191         p= &buf;
192         d2i_SSL_SESSION(&s,&p,(long)i);
193         p= &buf;
194         d2i_SSL_SESSION(&s,&p,(long)i);
195         SSL_SESSION_free(s);
196         }
197 #endif
198
199         if (!noout || text)
200                 {
201                 out=BIO_new(BIO_s_file());
202                 if (out == NULL)
203                         {
204                         ERR_print_errors(bio_err);
205                         goto end;
206                         }
207
208                 if (outfile == NULL)
209                         {
210                         BIO_set_fp(out,stdout,BIO_NOCLOSE);
211 #ifdef OPENSSL_SYS_VMS
212                         {
213                         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
214                         out = BIO_push(tmpbio, out);
215                         }
216 #endif
217                         }
218                 else
219                         {
220                         if (BIO_write_filename(out,outfile) <= 0)
221                                 {
222                                 perror(outfile);
223                                 goto end;
224                                 }
225                         }
226                 }
227
228         if (text)
229                 {
230                 SSL_SESSION_print(out,x);
231
232                 if (cert)
233                         {
234                         if (x->peer == NULL)
235                                 BIO_puts(out,"No certificate present\n");
236                         else
237                                 X509_print(out,x->peer);
238                         }
239                 }
240
241         if (!noout && !cert)
242                 {
243                 if      (outformat == FORMAT_ASN1)
244                         i=i2d_SSL_SESSION_bio(out,x);
245                 else if (outformat == FORMAT_PEM)
246                         i=PEM_write_bio_SSL_SESSION(out,x);
247                 else    {
248                         BIO_printf(bio_err,"bad output format specified for outfile\n");
249                         goto end;
250                         }
251                 if (!i) {
252                         BIO_printf(bio_err,"unable to write SSL_SESSION\n");
253                         goto end;
254                         }
255                 }
256         else if (!noout && (x->peer != NULL)) /* just print the certificate */
257                 {
258                 if      (outformat == FORMAT_ASN1)
259                         i=(int)i2d_X509_bio(out,x->peer);
260                 else if (outformat == FORMAT_PEM)
261                         i=PEM_write_bio_X509(out,x->peer);
262                 else    {
263                         BIO_printf(bio_err,"bad output format specified for outfile\n");
264                         goto end;
265                         }
266                 if (!i) {
267                         BIO_printf(bio_err,"unable to write X509\n");
268                         goto end;
269                         }
270                 }
271         ret=0;
272 end:
273         if (out != NULL) BIO_free_all(out);
274         if (x != NULL) SSL_SESSION_free(x);
275         apps_shutdown();
276         OPENSSL_EXIT(ret);
277         }
278
279 static SSL_SESSION *load_sess_id(char *infile, int format)
280         {
281         SSL_SESSION *x=NULL;
282         BIO *in=NULL;
283
284         in=BIO_new(BIO_s_file());
285         if (in == NULL)
286                 {
287                 ERR_print_errors(bio_err);
288                 goto end;
289                 }
290
291         if (infile == NULL)
292                 BIO_set_fp(in,stdin,BIO_NOCLOSE);
293         else
294                 {
295                 if (BIO_read_filename(in,infile) <= 0)
296                         {
297                         perror(infile);
298                         goto end;
299                         }
300                 }
301         if      (format == FORMAT_ASN1)
302                 x=d2i_SSL_SESSION_bio(in,NULL);
303         else if (format == FORMAT_PEM)
304                 x=PEM_read_bio_SSL_SESSION(in,NULL,NULL,NULL);
305         else    {
306                 BIO_printf(bio_err,"bad input format specified for input crl\n");
307                 goto end;
308                 }
309         if (x == NULL)
310                 {
311                 BIO_printf(bio_err,"unable to load SSL_SESSION\n");
312                 ERR_print_errors(bio_err);
313                 goto end;
314                 }
315         
316 end:
317         if (in != NULL) BIO_free(in);
318         return(x);
319         }
320