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) 1998-2006 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
;
126 int verify_return_error
=0;
128 int MS_CALLBACK
verify_callback(int ok
, X509_STORE_CTX
*ctx
)
134 err_cert
=X509_STORE_CTX_get_current_cert(ctx
);
135 err
= X509_STORE_CTX_get_error(ctx
);
136 depth
= X509_STORE_CTX_get_error_depth(ctx
);
138 X509_NAME_oneline(X509_get_subject_name(err_cert
),buf
,sizeof buf
);
139 BIO_printf(bio_err
,"depth=%d %s\n",depth
,buf
);
142 BIO_printf(bio_err
,"verify error:num=%d:%s\n",err
,
143 X509_verify_cert_error_string(err
));
144 if (verify_depth
>= depth
)
146 if (!verify_return_error
)
148 verify_error
=X509_V_OK
;
153 verify_error
=X509_V_ERR_CERT_CHAIN_TOO_LONG
;
158 case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT
:
159 X509_NAME_oneline(X509_get_issuer_name(ctx
->current_cert
),buf
,sizeof buf
);
160 BIO_printf(bio_err
,"issuer= %s\n",buf
);
162 case X509_V_ERR_CERT_NOT_YET_VALID
:
163 case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD
:
164 BIO_printf(bio_err
,"notBefore=");
165 ASN1_TIME_print(bio_err
,X509_get_notBefore(ctx
->current_cert
));
166 BIO_printf(bio_err
,"\n");
168 case X509_V_ERR_CERT_HAS_EXPIRED
:
169 case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD
:
170 BIO_printf(bio_err
,"notAfter=");
171 ASN1_TIME_print(bio_err
,X509_get_notAfter(ctx
->current_cert
));
172 BIO_printf(bio_err
,"\n");
175 BIO_printf(bio_err
,"verify return:%d\n",ok
);
179 int set_cert_stuff(SSL_CTX
*ctx
, char *cert_file
, char *key_file
)
181 if (cert_file
!= NULL
)
188 if (SSL_CTX_use_certificate_file(ctx
,cert_file
,
189 SSL_FILETYPE_PEM
) <= 0)
191 BIO_printf(bio_err
,"unable to get certificate from '%s'\n",cert_file
);
192 ERR_print_errors(bio_err
);
195 if (key_file
== NULL
) key_file
=cert_file
;
196 if (SSL_CTX_use_PrivateKey_file(ctx
,key_file
,
197 SSL_FILETYPE_PEM
) <= 0)
199 BIO_printf(bio_err
,"unable to get private key from '%s'\n",key_file
);
200 ERR_print_errors(bio_err
);
205 In theory this is no longer needed
207 x509=SSL_get_certificate(ssl);
211 pktmp = X509_get_pubkey(x509);
212 EVP_PKEY_copy_parameters(pktmp,
213 SSL_get_privatekey(ssl));
214 EVP_PKEY_free(pktmp);
219 /* If we are using DSA, we can copy the parameters from
223 /* Now we know that a key and cert have been set against
225 if (!SSL_CTX_check_private_key(ctx
))
227 BIO_printf(bio_err
,"Private key does not match the certificate public key\n");
234 int set_cert_key_stuff(SSL_CTX
*ctx
, X509
*cert
, EVP_PKEY
*key
)
238 if (SSL_CTX_use_certificate(ctx
,cert
) <= 0)
240 BIO_printf(bio_err
,"error setting certificate\n");
241 ERR_print_errors(bio_err
);
244 if (SSL_CTX_use_PrivateKey(ctx
,key
) <= 0)
246 BIO_printf(bio_err
,"error setting private key\n");
247 ERR_print_errors(bio_err
);
252 /* Now we know that a key and cert have been set against
254 if (!SSL_CTX_check_private_key(ctx
))
256 BIO_printf(bio_err
,"Private key does not match the certificate public key\n");
262 long MS_CALLBACK
bio_dump_callback(BIO
*bio
, int cmd
, const char *argp
,
263 int argi
, long argl
, long ret
)
267 out
=(BIO
*)BIO_get_callback_arg(bio
);
268 if (out
== NULL
) return(ret
);
270 if (cmd
== (BIO_CB_READ
|BIO_CB_RETURN
))
272 BIO_printf(out
,"read from %p [%p] (%d bytes => %ld (0x%lX))\n",
273 (void *)bio
,argp
,argi
,ret
,ret
);
274 BIO_dump(out
,argp
,(int)ret
);
277 else if (cmd
== (BIO_CB_WRITE
|BIO_CB_RETURN
))
279 BIO_printf(out
,"write to %p [%p] (%d bytes => %ld (0x%lX))\n",
280 (void *)bio
,argp
,argi
,ret
,ret
);
281 BIO_dump(out
,argp
,(int)ret
);
286 void MS_CALLBACK
apps_ssl_info_callback(const SSL
*s
, int where
, int ret
)
291 w
=where
& ~SSL_ST_MASK
;
293 if (w
& SSL_ST_CONNECT
) str
="SSL_connect";
294 else if (w
& SSL_ST_ACCEPT
) str
="SSL_accept";
295 else str
="undefined";
297 if (where
& SSL_CB_LOOP
)
299 BIO_printf(bio_err
,"%s:%s\n",str
,SSL_state_string_long(s
));
301 else if (where
& SSL_CB_ALERT
)
303 str
=(where
& SSL_CB_READ
)?"read":"write";
304 BIO_printf(bio_err
,"SSL3 alert %s:%s:%s\n",
306 SSL_alert_type_string_long(ret
),
307 SSL_alert_desc_string_long(ret
));
309 else if (where
& SSL_CB_EXIT
)
312 BIO_printf(bio_err
,"%s:failed in %s\n",
313 str
,SSL_state_string_long(s
));
316 BIO_printf(bio_err
,"%s:error in %s\n",
317 str
,SSL_state_string_long(s
));
323 void MS_CALLBACK
msg_cb(int write_p
, int version
, int content_type
, const void *buf
, size_t len
, SSL
*ssl
, void *arg
)
326 const char *str_write_p
, *str_version
, *str_content_type
= "", *str_details1
= "", *str_details2
= "";
328 str_write_p
= write_p
? ">>>" : "<<<";
333 str_version
= "SSL 2.0";
336 str_version
= "SSL 3.0 ";
339 str_version
= "TLS 1.0 ";
345 if (version
== SSL2_VERSION
)
347 str_details1
= "???";
351 switch (((const unsigned char*)buf
)[0])
354 str_details1
= ", ERROR:";
355 str_details2
= " ???";
358 unsigned err
= (((const unsigned char*)buf
)[1]<<8) + ((const unsigned char*)buf
)[2];
363 str_details2
= " NO-CIPHER-ERROR";
366 str_details2
= " NO-CERTIFICATE-ERROR";
369 str_details2
= " BAD-CERTIFICATE-ERROR";
372 str_details2
= " UNSUPPORTED-CERTIFICATE-TYPE-ERROR";
379 str_details1
= ", CLIENT-HELLO";
382 str_details1
= ", CLIENT-MASTER-KEY";
385 str_details1
= ", CLIENT-FINISHED";
388 str_details1
= ", SERVER-HELLO";
391 str_details1
= ", SERVER-VERIFY";
394 str_details1
= ", SERVER-FINISHED";
397 str_details1
= ", REQUEST-CERTIFICATE";
400 str_details1
= ", CLIENT-CERTIFICATE";
406 if (version
== SSL3_VERSION
|| version
== TLS1_VERSION
)
408 switch (content_type
)
411 str_content_type
= "ChangeCipherSpec";
414 str_content_type
= "Alert";
417 str_content_type
= "Handshake";
421 if (content_type
== 21) /* Alert */
423 str_details1
= ", ???";
427 switch (((const unsigned char*)buf
)[0])
430 str_details1
= ", warning";
433 str_details1
= ", fatal";
437 str_details2
= " ???";
438 switch (((const unsigned char*)buf
)[1])
441 str_details2
= " close_notify";
444 str_details2
= " unexpected_message";
447 str_details2
= " bad_record_mac";
450 str_details2
= " decryption_failed";
453 str_details2
= " record_overflow";
456 str_details2
= " decompression_failure";
459 str_details2
= " handshake_failure";
462 str_details2
= " bad_certificate";
465 str_details2
= " unsupported_certificate";
468 str_details2
= " certificate_revoked";
471 str_details2
= " certificate_expired";
474 str_details2
= " certificate_unknown";
477 str_details2
= " illegal_parameter";
480 str_details2
= " unknown_ca";
483 str_details2
= " access_denied";
486 str_details2
= " decode_error";
489 str_details2
= " decrypt_error";
492 str_details2
= " export_restriction";
495 str_details2
= " protocol_version";
498 str_details2
= " insufficient_security";
501 str_details2
= " internal_error";
504 str_details2
= " user_canceled";
507 str_details2
= " no_renegotiation";
510 str_details2
= " unsupported_extension";
513 str_details2
= " certificate_unobtainable";
516 str_details2
= " unrecognized_name";
519 str_details2
= " bad_certificate_status_response";
522 str_details2
= " bad_certificate_hash_value";
528 if (content_type
== 22) /* Handshake */
530 str_details1
= "???";
534 switch (((const unsigned char*)buf
)[0])
537 str_details1
= ", HelloRequest";
540 str_details1
= ", ClientHello";
543 str_details1
= ", ServerHello";
546 str_details1
= ", Certificate";
549 str_details1
= ", ServerKeyExchange";
552 str_details1
= ", CertificateRequest";
555 str_details1
= ", ServerHelloDone";
558 str_details1
= ", CertificateVerify";
561 str_details1
= ", ClientKeyExchange";
564 str_details1
= ", Finished";
571 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
);
577 BIO_printf(bio
, " ");
583 for (i
= 0; i
< num
; i
++)
585 if (i
% 16 == 0 && i
> 0)
586 BIO_printf(bio
, "\n ");
587 BIO_printf(bio
, " %02x", ((const unsigned char*)buf
)[i
]);
590 BIO_printf(bio
, " ...");
591 BIO_printf(bio
, "\n");
593 (void)BIO_flush(bio
);
596 void MS_CALLBACK
tlsext_cb(SSL
*s
, int client_server
, int type
,
597 unsigned char *data
, int len
,
605 case TLSEXT_TYPE_server_name
:
606 extname
= "server name";
609 case TLSEXT_TYPE_max_fragment_length
:
610 extname
= "max fragment length";
613 case TLSEXT_TYPE_client_certificate_url
:
614 extname
= "client certificate URL";
617 case TLSEXT_TYPE_trusted_ca_keys
:
618 extname
= "trusted CA keys";
621 case TLSEXT_TYPE_truncated_hmac
:
622 extname
= "truncated HMAC";
625 case TLSEXT_TYPE_status_request
:
626 extname
= "status request";
629 case TLSEXT_TYPE_elliptic_curves
:
630 extname
= "elliptic curves";
633 case TLSEXT_TYPE_ec_point_formats
:
634 extname
= "EC point formats";
637 case TLSEXT_TYPE_session_ticket
:
638 extname
= "server ticket";
641 #ifdef TLSEXT_TYPE_opaque_prf_input
642 case TLSEXT_TYPE_opaque_prf_input
:
643 extname
= "opaque PRF input";
653 BIO_printf(bio
, "TLS %s extension \"%s\" (id=%d), len=%d\n",
654 client_server
? "server": "client",
656 BIO_dump(bio
, (char *)data
, len
);
657 (void)BIO_flush(bio
);