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 long MS_CALLBACK bio_dump_cb(BIO *bio, int cmd, const char *argp, int argi,
237 out=(BIO *)BIO_get_callback_arg(bio);
238 if (out == NULL) return(ret);
240 if (cmd == (BIO_CB_READ|BIO_CB_RETURN))
242 BIO_printf(out,"read from %p [%p] (%d bytes => %ld (0x%lX))\n",
243 (void *)bio,argp,argi,ret,ret);
244 BIO_dump(out,argp,(int)ret);
247 else if (cmd == (BIO_CB_WRITE|BIO_CB_RETURN))
249 BIO_printf(out,"write to %p [%p] (%d bytes => %ld (0x%lX))\n",
250 (void *)bio,argp,argi,ret,ret);
251 BIO_dump(out,argp,(int)ret);
256 void MS_CALLBACK apps_ssl_info_callback(const SSL *s, int where, int ret)
261 w=where& ~SSL_ST_MASK;
263 if (w & SSL_ST_CONNECT) str="SSL_connect";
264 else if (w & SSL_ST_ACCEPT) str="SSL_accept";
265 else str="undefined";
267 if (where & SSL_CB_LOOP)
269 BIO_printf(bio_err,"%s:%s\n",str,SSL_state_string_long(s));
271 else if (where & SSL_CB_ALERT)
273 str=(where & SSL_CB_READ)?"read":"write";
274 BIO_printf(bio_err,"SSL3 alert %s:%s:%s\n",
276 SSL_alert_type_string_long(ret),
277 SSL_alert_desc_string_long(ret));
279 else if (where & SSL_CB_EXIT)
282 BIO_printf(bio_err,"%s:failed in %s\n",
283 str,SSL_state_string_long(s));
286 BIO_printf(bio_err,"%s:error in %s\n",
287 str,SSL_state_string_long(s));
293 void MS_CALLBACK msg_cb(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg)
296 const char *str_write_p, *str_version, *str_content_type = "", *str_details1 = "", *str_details2= "";
298 str_write_p = write_p ? ">>>" : "<<<";
303 str_version = "SSL 2.0";
306 str_version = "SSL 3.0 ";
309 str_version = "TLS 1.0 ";
315 if (version == SSL2_VERSION)
317 str_details1 = "???";
321 switch (((unsigned char*)buf)[0])
324 str_details1 = ", ERROR:";
325 str_details2 = " ???";
328 unsigned err = (((unsigned char*)buf)[1]<<8) + ((unsigned char*)buf)[2];
333 str_details2 = " NO-CIPHER-ERROR";
336 str_details2 = " NO-CERTIFICATE-ERROR";
339 str_details2 = " BAD-CERTIFICATE-ERROR";
342 str_details2 = " UNSUPPORTED-CERTIFICATE-TYPE-ERROR";
349 str_details1 = ", CLIENT-HELLO";
352 str_details1 = ", CLIENT-MASTER-KEY";
355 str_details1 = ", CLIENT-FINISHED";
358 str_details1 = ", SERVER-HELLO";
361 str_details1 = ", SERVER-VERIFY";
364 str_details1 = ", SERVER-FINISHED";
367 str_details1 = ", REQUEST-CERTIFICATE";
370 str_details1 = ", CLIENT-CERTIFICATE";
376 if (version == SSL3_VERSION || version == TLS1_VERSION)
378 switch (content_type)
381 str_content_type = "ChangeCipherSpec";
384 str_content_type = "Alert";
387 str_content_type = "Handshake";
391 if (content_type == 21) /* Alert */
393 str_details1 = ", ???";
397 switch (((unsigned char*)buf)[0])
400 str_details1 = ", warning";
403 str_details1 = ", fatal";
407 str_details2 = " ???";
408 switch (((unsigned char*)buf)[1])
411 str_details2 = " close_notify";
414 str_details2 = " unexpected_message";
417 str_details2 = " bad_record_mac";
420 str_details2 = " decryption_failed";
423 str_details2 = " record_overflow";
426 str_details2 = " decompression_failure";
429 str_details2 = " handshake_failure";
432 str_details2 = " bad_certificate";
435 str_details2 = " unsupported_certificate";
438 str_details2 = " certificate_revoked";
441 str_details2 = " certificate_expired";
444 str_details2 = " certificate_unknown";
447 str_details2 = " illegal_parameter";
450 str_details2 = " unknown_ca";
453 str_details2 = " access_denied";
456 str_details2 = " decode_error";
459 str_details2 = " decrypt_error";
462 str_details2 = " export_restriction";
465 str_details2 = " protocol_version";
468 str_details2 = " insufficient_security";
471 str_details2 = " internal_error";
474 str_details2 = " user_canceled";
477 str_details2 = " no_renegotiation";
483 if (content_type == 22) /* Handshake */
485 str_details1 = "???";
489 switch (((unsigned char*)buf)[0])
492 str_details1 = ", HelloRequest";
495 str_details1 = ", ClientHello";
498 str_details1 = ", ServerHello";
501 str_details1 = ", Certificate";
504 str_details1 = ", ServerKeyExchange";
507 str_details1 = ", CertificateRequest";
510 str_details1 = ", ServerHelloDone";
513 str_details1 = ", CertificateVerify";
516 str_details1 = ", ClientKeyExchange";
519 str_details1 = ", Finished";
526 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);
532 BIO_printf(bio, " ");
538 for (i = 0; i < num; i++)
540 if (i % 16 == 0 && i > 0)
541 BIO_printf(bio, "\n ");
542 BIO_printf(bio, " %02x", ((unsigned char*)buf)[i]);
545 BIO_printf(bio, " ...");
546 BIO_printf(bio, "\n");