865a90eb4f
Include server name and RFC4507bis support. This is not compiled in by default and must be explicitly enabled with the Configure option enable-tlsext
636 lines
17 KiB
C
636 lines
17 KiB
C
/* apps/s_cb.c - callback functions used by s_client, s_server, and s_time */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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/* ====================================================================
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* Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#define USE_SOCKETS
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#define NON_MAIN
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#include "apps.h"
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#undef NON_MAIN
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#undef USE_SOCKETS
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#include <openssl/err.h>
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#include <openssl/x509.h>
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#include <openssl/ssl.h>
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#include "s_apps.h"
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int verify_depth=0;
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int verify_error=X509_V_OK;
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int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx)
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{
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char buf[256];
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X509 *err_cert;
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int err,depth;
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err_cert=X509_STORE_CTX_get_current_cert(ctx);
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err= X509_STORE_CTX_get_error(ctx);
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depth= X509_STORE_CTX_get_error_depth(ctx);
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X509_NAME_oneline(X509_get_subject_name(err_cert),buf,sizeof buf);
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BIO_printf(bio_err,"depth=%d %s\n",depth,buf);
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if (!ok)
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{
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BIO_printf(bio_err,"verify error:num=%d:%s\n",err,
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X509_verify_cert_error_string(err));
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if (verify_depth >= depth)
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{
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ok=1;
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verify_error=X509_V_OK;
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}
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else
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{
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ok=0;
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verify_error=X509_V_ERR_CERT_CHAIN_TOO_LONG;
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}
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}
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switch (ctx->error)
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{
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case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
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X509_NAME_oneline(X509_get_issuer_name(ctx->current_cert),buf,sizeof buf);
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BIO_printf(bio_err,"issuer= %s\n",buf);
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break;
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case X509_V_ERR_CERT_NOT_YET_VALID:
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case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
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BIO_printf(bio_err,"notBefore=");
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ASN1_TIME_print(bio_err,X509_get_notBefore(ctx->current_cert));
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BIO_printf(bio_err,"\n");
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break;
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case X509_V_ERR_CERT_HAS_EXPIRED:
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case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
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BIO_printf(bio_err,"notAfter=");
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ASN1_TIME_print(bio_err,X509_get_notAfter(ctx->current_cert));
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BIO_printf(bio_err,"\n");
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break;
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}
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BIO_printf(bio_err,"verify return:%d\n",ok);
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return(ok);
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}
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int set_cert_stuff(SSL_CTX *ctx, char *cert_file, char *key_file)
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{
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if (cert_file != NULL)
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{
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/*
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SSL *ssl;
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X509 *x509;
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*/
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if (SSL_CTX_use_certificate_file(ctx,cert_file,
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SSL_FILETYPE_PEM) <= 0)
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{
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BIO_printf(bio_err,"unable to get certificate from '%s'\n",cert_file);
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ERR_print_errors(bio_err);
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return(0);
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}
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if (key_file == NULL) key_file=cert_file;
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if (SSL_CTX_use_PrivateKey_file(ctx,key_file,
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SSL_FILETYPE_PEM) <= 0)
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{
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BIO_printf(bio_err,"unable to get private key from '%s'\n",key_file);
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ERR_print_errors(bio_err);
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return(0);
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}
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/*
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In theory this is no longer needed
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ssl=SSL_new(ctx);
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x509=SSL_get_certificate(ssl);
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if (x509 != NULL) {
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EVP_PKEY *pktmp;
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pktmp = X509_get_pubkey(x509);
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EVP_PKEY_copy_parameters(pktmp,
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SSL_get_privatekey(ssl));
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EVP_PKEY_free(pktmp);
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}
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SSL_free(ssl);
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*/
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/* If we are using DSA, we can copy the parameters from
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* the private key */
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/* Now we know that a key and cert have been set against
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* the SSL context */
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if (!SSL_CTX_check_private_key(ctx))
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{
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BIO_printf(bio_err,"Private key does not match the certificate public key\n");
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return(0);
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}
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}
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return(1);
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}
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int set_cert_key_stuff(SSL_CTX *ctx, X509 *cert, EVP_PKEY *key)
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{
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if (cert == NULL)
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return 1;
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if (SSL_CTX_use_certificate(ctx,cert) <= 0)
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{
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BIO_printf(bio_err,"error setting certificate\n");
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ERR_print_errors(bio_err);
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return 0;
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}
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if (SSL_CTX_use_PrivateKey(ctx,key) <= 0)
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{
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BIO_printf(bio_err,"error setting private key\n");
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ERR_print_errors(bio_err);
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return 0;
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}
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/* Now we know that a key and cert have been set against
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* the SSL context */
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if (!SSL_CTX_check_private_key(ctx))
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{
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BIO_printf(bio_err,"Private key does not match the certificate public key\n");
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return 0;
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}
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return 1;
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}
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long MS_CALLBACK bio_dump_callback(BIO *bio, int cmd, const char *argp,
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int argi, long argl, long ret)
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{
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BIO *out;
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out=(BIO *)BIO_get_callback_arg(bio);
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if (out == NULL) return(ret);
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if (cmd == (BIO_CB_READ|BIO_CB_RETURN))
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{
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BIO_printf(out,"read from %p [%p] (%d bytes => %ld (0x%lX))\n",
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(void *)bio,argp,argi,ret,ret);
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BIO_dump(out,argp,(int)ret);
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return(ret);
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}
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else if (cmd == (BIO_CB_WRITE|BIO_CB_RETURN))
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{
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BIO_printf(out,"write to %p [%p] (%d bytes => %ld (0x%lX))\n",
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(void *)bio,argp,argi,ret,ret);
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BIO_dump(out,argp,(int)ret);
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}
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return(ret);
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}
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void MS_CALLBACK apps_ssl_info_callback(const SSL *s, int where, int ret)
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{
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const char *str;
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int w;
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w=where& ~SSL_ST_MASK;
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if (w & SSL_ST_CONNECT) str="SSL_connect";
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else if (w & SSL_ST_ACCEPT) str="SSL_accept";
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else str="undefined";
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if (where & SSL_CB_LOOP)
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{
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BIO_printf(bio_err,"%s:%s\n",str,SSL_state_string_long(s));
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}
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else if (where & SSL_CB_ALERT)
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{
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str=(where & SSL_CB_READ)?"read":"write";
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BIO_printf(bio_err,"SSL3 alert %s:%s:%s\n",
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str,
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SSL_alert_type_string_long(ret),
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SSL_alert_desc_string_long(ret));
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}
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else if (where & SSL_CB_EXIT)
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{
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if (ret == 0)
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BIO_printf(bio_err,"%s:failed in %s\n",
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str,SSL_state_string_long(s));
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else if (ret < 0)
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{
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BIO_printf(bio_err,"%s:error in %s\n",
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str,SSL_state_string_long(s));
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}
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}
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}
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void MS_CALLBACK msg_cb(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg)
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{
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BIO *bio = arg;
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const char *str_write_p, *str_version, *str_content_type = "", *str_details1 = "", *str_details2= "";
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str_write_p = write_p ? ">>>" : "<<<";
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switch (version)
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{
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case SSL2_VERSION:
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str_version = "SSL 2.0";
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break;
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case SSL3_VERSION:
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str_version = "SSL 3.0 ";
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break;
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case TLS1_VERSION:
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str_version = "TLS 1.0 ";
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break;
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default:
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str_version = "???";
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}
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if (version == SSL2_VERSION)
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{
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str_details1 = "???";
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if (len > 0)
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{
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switch (((const unsigned char*)buf)[0])
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{
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case 0:
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str_details1 = ", ERROR:";
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str_details2 = " ???";
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if (len >= 3)
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{
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unsigned err = (((const unsigned char*)buf)[1]<<8) + ((const unsigned char*)buf)[2];
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switch (err)
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{
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case 0x0001:
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str_details2 = " NO-CIPHER-ERROR";
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break;
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case 0x0002:
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str_details2 = " NO-CERTIFICATE-ERROR";
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break;
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case 0x0004:
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str_details2 = " BAD-CERTIFICATE-ERROR";
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break;
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case 0x0006:
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str_details2 = " UNSUPPORTED-CERTIFICATE-TYPE-ERROR";
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break;
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}
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}
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break;
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case 1:
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str_details1 = ", CLIENT-HELLO";
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break;
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case 2:
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str_details1 = ", CLIENT-MASTER-KEY";
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break;
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case 3:
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str_details1 = ", CLIENT-FINISHED";
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break;
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case 4:
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str_details1 = ", SERVER-HELLO";
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break;
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case 5:
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str_details1 = ", SERVER-VERIFY";
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break;
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case 6:
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str_details1 = ", SERVER-FINISHED";
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break;
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case 7:
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str_details1 = ", REQUEST-CERTIFICATE";
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break;
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case 8:
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str_details1 = ", CLIENT-CERTIFICATE";
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break;
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}
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}
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}
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if (version == SSL3_VERSION || version == TLS1_VERSION)
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{
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switch (content_type)
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{
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case 20:
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str_content_type = "ChangeCipherSpec";
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break;
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case 21:
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str_content_type = "Alert";
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break;
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case 22:
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str_content_type = "Handshake";
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break;
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}
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if (content_type == 21) /* Alert */
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{
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str_details1 = ", ???";
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if (len == 2)
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{
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switch (((const unsigned char*)buf)[0])
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{
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case 1:
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str_details1 = ", warning";
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break;
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case 2:
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str_details1 = ", fatal";
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break;
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}
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str_details2 = " ???";
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switch (((const unsigned char*)buf)[1])
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{
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case 0:
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str_details2 = " close_notify";
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break;
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case 10:
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str_details2 = " unexpected_message";
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break;
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case 20:
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str_details2 = " bad_record_mac";
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break;
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case 21:
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str_details2 = " decryption_failed";
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break;
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case 22:
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str_details2 = " record_overflow";
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break;
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case 30:
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str_details2 = " decompression_failure";
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break;
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case 40:
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str_details2 = " handshake_failure";
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break;
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case 42:
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str_details2 = " bad_certificate";
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break;
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case 43:
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str_details2 = " unsupported_certificate";
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break;
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case 44:
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str_details2 = " certificate_revoked";
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break;
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case 45:
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str_details2 = " certificate_expired";
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break;
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case 46:
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str_details2 = " certificate_unknown";
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break;
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case 47:
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str_details2 = " illegal_parameter";
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break;
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case 48:
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str_details2 = " unknown_ca";
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break;
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case 49:
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str_details2 = " access_denied";
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break;
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case 50:
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str_details2 = " decode_error";
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break;
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case 51:
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str_details2 = " decrypt_error";
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break;
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case 60:
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str_details2 = " export_restriction";
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break;
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case 70:
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str_details2 = " protocol_version";
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break;
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case 71:
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str_details2 = " insufficient_security";
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break;
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case 80:
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str_details2 = " internal_error";
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break;
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case 90:
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str_details2 = " user_canceled";
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break;
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case 100:
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str_details2 = " no_renegotiation";
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break;
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}
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}
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}
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if (content_type == 22) /* Handshake */
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{
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str_details1 = "???";
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if (len > 0)
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{
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switch (((const unsigned char*)buf)[0])
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{
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case 0:
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str_details1 = ", HelloRequest";
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break;
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case 1:
|
|
str_details1 = ", ClientHello";
|
|
break;
|
|
case 2:
|
|
str_details1 = ", ServerHello";
|
|
break;
|
|
case 11:
|
|
str_details1 = ", Certificate";
|
|
break;
|
|
case 12:
|
|
str_details1 = ", ServerKeyExchange";
|
|
break;
|
|
case 13:
|
|
str_details1 = ", CertificateRequest";
|
|
break;
|
|
case 14:
|
|
str_details1 = ", ServerHelloDone";
|
|
break;
|
|
case 15:
|
|
str_details1 = ", CertificateVerify";
|
|
break;
|
|
case 16:
|
|
str_details1 = ", ClientKeyExchange";
|
|
break;
|
|
case 20:
|
|
str_details1 = ", Finished";
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
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);
|
|
|
|
if (len > 0)
|
|
{
|
|
size_t num, i;
|
|
|
|
BIO_printf(bio, " ");
|
|
num = len;
|
|
#if 0
|
|
if (num > 16)
|
|
num = 16;
|
|
#endif
|
|
for (i = 0; i < num; i++)
|
|
{
|
|
if (i % 16 == 0 && i > 0)
|
|
BIO_printf(bio, "\n ");
|
|
BIO_printf(bio, " %02x", ((const unsigned char*)buf)[i]);
|
|
}
|
|
if (i < len)
|
|
BIO_printf(bio, " ...");
|
|
BIO_printf(bio, "\n");
|
|
}
|
|
(void)BIO_flush(bio);
|
|
}
|
|
|
|
void MS_CALLBACK tlsext_cb(SSL *s, int client_server, int type,
|
|
unsigned char *data, int len,
|
|
void *arg)
|
|
{
|
|
BIO *bio = arg;
|
|
char *extname;
|
|
|
|
switch(type)
|
|
{
|
|
case TLSEXT_TYPE_server_name:
|
|
extname = "server name";
|
|
break;
|
|
|
|
case TLSEXT_TYPE_max_fragment_length:
|
|
extname = "max fragment length";
|
|
break;
|
|
|
|
case TLSEXT_TYPE_client_certificate_url:
|
|
extname = "client certificate URL";
|
|
break;
|
|
|
|
case TLSEXT_TYPE_trusted_ca_keys:
|
|
extname = "trusted CA keys";
|
|
break;
|
|
|
|
case TLSEXT_TYPE_truncated_hmac:
|
|
extname = "truncated HMAC";
|
|
break;
|
|
|
|
case TLSEXT_TYPE_status_request:
|
|
extname = "status request";
|
|
break;
|
|
|
|
case TLSEXT_TYPE_elliptic_curves:
|
|
extname = "elliptic curves";
|
|
break;
|
|
|
|
case TLSEXT_TYPE_ec_point_formats:
|
|
extname = "EC point formats";
|
|
break;
|
|
|
|
case TLSEXT_TYPE_session_ticket:
|
|
extname = "server ticket";
|
|
break;
|
|
|
|
|
|
default:
|
|
extname = "unknown";
|
|
break;
|
|
|
|
}
|
|
|
|
BIO_printf(bio, "TLS %s extension \"%s\" (id=%d), len=%d\n",
|
|
client_server ? "server": "client",
|
|
extname, type, len);
|
|
BIO_dump(bio, (char *)data, len);
|
|
(void)BIO_flush(bio);
|
|
}
|