1 /* apps/s_cb.c - callback functions used by s_client, s_server, and s_time */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
58 /* ====================================================================
59 * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
87 * 6. Redistributions of any form whatsoever must retain the following
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
119 #include <openssl/err.h>
120 #include <openssl/x509.h>
121 #include <openssl/ssl.h>
125 int verify_error
=X509_V_OK
;
127 int MS_CALLBACK
verify_callback(int ok
, X509_STORE_CTX
*ctx
)
133 err_cert
=X509_STORE_CTX_get_current_cert(ctx
);
134 err
= X509_STORE_CTX_get_error(ctx
);
135 depth
= X509_STORE_CTX_get_error_depth(ctx
);
137 X509_NAME_oneline(X509_get_subject_name(err_cert
),buf
,sizeof buf
);
138 BIO_printf(bio_err
,"depth=%d %s\n",depth
,buf
);
141 BIO_printf(bio_err
,"verify error:num=%d:%s\n",err
,
142 X509_verify_cert_error_string(err
));
143 if (verify_depth
>= depth
)
146 verify_error
=X509_V_OK
;
151 verify_error
=X509_V_ERR_CERT_CHAIN_TOO_LONG
;
156 case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT
:
157 X509_NAME_oneline(X509_get_issuer_name(ctx
->current_cert
),buf
,sizeof buf
);
158 BIO_printf(bio_err
,"issuer= %s\n",buf
);
160 case X509_V_ERR_CERT_NOT_YET_VALID
:
161 case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD
:
162 BIO_printf(bio_err
,"notBefore=");
163 ASN1_TIME_print(bio_err
,X509_get_notBefore(ctx
->current_cert
));
164 BIO_printf(bio_err
,"\n");
166 case X509_V_ERR_CERT_HAS_EXPIRED
:
167 case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD
:
168 BIO_printf(bio_err
,"notAfter=");
169 ASN1_TIME_print(bio_err
,X509_get_notAfter(ctx
->current_cert
));
170 BIO_printf(bio_err
,"\n");
173 BIO_printf(bio_err
,"verify return:%d\n",ok
);
177 int set_cert_stuff(SSL_CTX
*ctx
, char *cert_file
, char *key_file
)
179 if (cert_file
!= NULL
)
186 if (SSL_CTX_use_certificate_file(ctx
,cert_file
,
187 SSL_FILETYPE_PEM
) <= 0)
189 BIO_printf(bio_err
,"unable to get certificate from '%s'\n",cert_file
);
190 ERR_print_errors(bio_err
);
193 if (key_file
== NULL
) key_file
=cert_file
;
194 if (SSL_CTX_use_PrivateKey_file(ctx
,key_file
,
195 SSL_FILETYPE_PEM
) <= 0)
197 BIO_printf(bio_err
,"unable to get private key from '%s'\n",key_file
);
198 ERR_print_errors(bio_err
);
203 In theory this is no longer needed
205 x509=SSL_get_certificate(ssl);
209 pktmp = X509_get_pubkey(x509);
210 EVP_PKEY_copy_parameters(pktmp,
211 SSL_get_privatekey(ssl));
212 EVP_PKEY_free(pktmp);
217 /* If we are using DSA, we can copy the parameters from
221 /* Now we know that a key and cert have been set against
223 if (!SSL_CTX_check_private_key(ctx
))
225 BIO_printf(bio_err
,"Private key does not match the certificate public key\n");
232 int set_cert_key_stuff(SSL_CTX
*ctx
, X509
*cert
, EVP_PKEY
*key
)
236 if (SSL_CTX_use_certificate(ctx
,cert
) <= 0)
238 BIO_printf(bio_err
,"error setting certificate\n");
239 ERR_print_errors(bio_err
);
242 if (SSL_CTX_use_PrivateKey(ctx
,key
) <= 0)
244 BIO_printf(bio_err
,"error setting private key\n");
245 ERR_print_errors(bio_err
);
250 /* Now we know that a key and cert have been set against
252 if (!SSL_CTX_check_private_key(ctx
))
254 BIO_printf(bio_err
,"Private key does not match the certificate public key\n");
260 long MS_CALLBACK
bio_dump_callback(BIO
*bio
, int cmd
, const char *argp
,
261 int argi
, long argl
, long ret
)
265 out
=(BIO
*)BIO_get_callback_arg(bio
);
266 if (out
== NULL
) return(ret
);
268 if (cmd
== (BIO_CB_READ
|BIO_CB_RETURN
))
270 BIO_printf(out
,"read from %p [%p] (%d bytes => %ld (0x%lX))\n",
271 (void *)bio
,argp
,argi
,ret
,ret
);
272 BIO_dump(out
,argp
,(int)ret
);
275 else if (cmd
== (BIO_CB_WRITE
|BIO_CB_RETURN
))
277 BIO_printf(out
,"write to %p [%p] (%d bytes => %ld (0x%lX))\n",
278 (void *)bio
,argp
,argi
,ret
,ret
);
279 BIO_dump(out
,argp
,(int)ret
);
284 void MS_CALLBACK
apps_ssl_info_callback(const SSL
*s
, int where
, int ret
)
289 w
=where
& ~SSL_ST_MASK
;
291 if (w
& SSL_ST_CONNECT
) str
="SSL_connect";
292 else if (w
& SSL_ST_ACCEPT
) str
="SSL_accept";
293 else str
="undefined";
295 if (where
& SSL_CB_LOOP
)
297 BIO_printf(bio_err
,"%s:%s\n",str
,SSL_state_string_long(s
));
299 else if (where
& SSL_CB_ALERT
)
301 str
=(where
& SSL_CB_READ
)?"read":"write";
302 BIO_printf(bio_err
,"SSL3 alert %s:%s:%s\n",
304 SSL_alert_type_string_long(ret
),
305 SSL_alert_desc_string_long(ret
));
307 else if (where
& SSL_CB_EXIT
)
310 BIO_printf(bio_err
,"%s:failed in %s\n",
311 str
,SSL_state_string_long(s
));
314 BIO_printf(bio_err
,"%s:error in %s\n",
315 str
,SSL_state_string_long(s
));
321 void MS_CALLBACK
msg_cb(int write_p
, int version
, int content_type
, const void *buf
, size_t len
, SSL
*ssl
, void *arg
)
324 const char *str_write_p
, *str_version
, *str_content_type
= "", *str_details1
= "", *str_details2
= "";
326 str_write_p
= write_p
? ">>>" : "<<<";
331 str_version
= "SSL 2.0";
334 str_version
= "SSL 3.0 ";
337 str_version
= "TLS 1.0 ";
343 if (version
== SSL2_VERSION
)
345 str_details1
= "???";
349 switch (((const unsigned char*)buf
)[0])
352 str_details1
= ", ERROR:";
353 str_details2
= " ???";
356 unsigned err
= (((const unsigned char*)buf
)[1]<<8) + ((const unsigned char*)buf
)[2];
361 str_details2
= " NO-CIPHER-ERROR";
364 str_details2
= " NO-CERTIFICATE-ERROR";
367 str_details2
= " BAD-CERTIFICATE-ERROR";
370 str_details2
= " UNSUPPORTED-CERTIFICATE-TYPE-ERROR";
377 str_details1
= ", CLIENT-HELLO";
380 str_details1
= ", CLIENT-MASTER-KEY";
383 str_details1
= ", CLIENT-FINISHED";
386 str_details1
= ", SERVER-HELLO";
389 str_details1
= ", SERVER-VERIFY";
392 str_details1
= ", SERVER-FINISHED";
395 str_details1
= ", REQUEST-CERTIFICATE";
398 str_details1
= ", CLIENT-CERTIFICATE";
404 if (version
== SSL3_VERSION
|| version
== TLS1_VERSION
)
406 switch (content_type
)
409 str_content_type
= "ChangeCipherSpec";
412 str_content_type
= "Alert";
415 str_content_type
= "Handshake";
419 if (content_type
== 21) /* Alert */
421 str_details1
= ", ???";
425 switch (((const unsigned char*)buf
)[0])
428 str_details1
= ", warning";
431 str_details1
= ", fatal";
435 str_details2
= " ???";
436 switch (((const unsigned char*)buf
)[1])
439 str_details2
= " close_notify";
442 str_details2
= " unexpected_message";
445 str_details2
= " bad_record_mac";
448 str_details2
= " decryption_failed";
451 str_details2
= " record_overflow";
454 str_details2
= " decompression_failure";
457 str_details2
= " handshake_failure";
460 str_details2
= " bad_certificate";
463 str_details2
= " unsupported_certificate";
466 str_details2
= " certificate_revoked";
469 str_details2
= " certificate_expired";
472 str_details2
= " certificate_unknown";
475 str_details2
= " illegal_parameter";
478 str_details2
= " unknown_ca";
481 str_details2
= " access_denied";
484 str_details2
= " decode_error";
487 str_details2
= " decrypt_error";
490 str_details2
= " export_restriction";
493 str_details2
= " protocol_version";
496 str_details2
= " insufficient_security";
499 str_details2
= " internal_error";
502 str_details2
= " user_canceled";
505 str_details2
= " no_renegotiation";
511 if (content_type
== 22) /* Handshake */
513 str_details1
= "???";
517 switch (((const unsigned char*)buf
)[0])
520 str_details1
= ", HelloRequest";
523 str_details1
= ", ClientHello";
526 str_details1
= ", ServerHello";
529 str_details1
= ", Certificate";
532 str_details1
= ", ServerKeyExchange";
535 str_details1
= ", CertificateRequest";
538 str_details1
= ", ServerHelloDone";
541 str_details1
= ", CertificateVerify";
544 str_details1
= ", ClientKeyExchange";
547 str_details1
= ", Finished";
554 BIO_printf(bio
, "%s %s%s [length %04lx]%s%s\n", str_write_p
, str_version
, str_content_type
, (unsigned long)len
, str_details1
, str_details2
);
560 BIO_printf(bio
, " ");
566 for (i
= 0; i
< num
; i
++)
568 if (i
% 16 == 0 && i
> 0)
569 BIO_printf(bio
, "\n ");
570 BIO_printf(bio
, " %02x", ((const unsigned char*)buf
)[i
]);
573 BIO_printf(bio
, " ...");
574 BIO_printf(bio
, "\n");