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    /* $OpenBSD: s_cb.c,v 1.8 2017/08/12 21:04:33 jsing Exp $ */  | 
    
    
    2  | 
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    /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)  | 
    
    
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     * All rights reserved.  | 
    
    
    4  | 
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     *  | 
    
    
    5  | 
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     * This package is an SSL implementation written  | 
    
    
    6  | 
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     * by Eric Young (eay@cryptsoft.com).  | 
    
    
    7  | 
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     * The implementation was written so as to conform with Netscapes SSL.  | 
    
    
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     *  | 
    
    
    9  | 
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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  | 
    
    
    11  | 
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     * apply to all code found in this distribution, be it the RC4, RSA,  | 
    
    
    12  | 
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     * lhash, DES, etc., code; not just the SSL code.  The SSL documentation  | 
    
    
    13  | 
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     * included with this distribution is covered by the same copyright terms  | 
    
    
    14  | 
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     * except that the holder is Tim Hudson (tjh@cryptsoft.com).  | 
    
    
    15  | 
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     *  | 
    
    
    16  | 
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     * Copyright remains Eric Young's, and as such any Copyright notices in  | 
    
    
    17  | 
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     * the code are not to be removed.  | 
    
    
    18  | 
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     * If this package is used in a product, Eric Young should be given attribution  | 
    
    
    19  | 
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     * as the author of the parts of the library used.  | 
    
    
    20  | 
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     * This can be in the form of a textual message at program startup or  | 
    
    
    21  | 
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     * in documentation (online or textual) provided with the package.  | 
    
    
    22  | 
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     *  | 
    
    
    23  | 
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     * Redistribution and use in source and binary forms, with or without  | 
    
    
    24  | 
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     * modification, are permitted provided that the following conditions  | 
    
    
    25  | 
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     * are met:  | 
    
    
    26  | 
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     * 1. Redistributions of source code must retain the copyright  | 
    
    
    27  | 
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     *    notice, this list of conditions and the following disclaimer.  | 
    
    
    28  | 
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     * 2. Redistributions in binary form must reproduce the above copyright  | 
    
    
    29  | 
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     *    notice, this list of conditions and the following disclaimer in the  | 
    
    
    30  | 
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     *    documentation and/or other materials provided with the distribution.  | 
    
    
    31  | 
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     * 3. All advertising materials mentioning features or use of this software  | 
    
    
    32  | 
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     *    must display the following acknowledgement:  | 
    
    
    33  | 
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     *    "This product includes cryptographic software written by  | 
    
    
    34  | 
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     *     Eric Young (eay@cryptsoft.com)"  | 
    
    
    35  | 
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     *    The word 'cryptographic' can be left out if the rouines from the library  | 
    
    
    36  | 
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     *    being used are not cryptographic related :-).  | 
    
    
    37  | 
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     * 4. If you include any Windows specific code (or a derivative thereof) from  | 
    
    
    38  | 
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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  | 
    
    
    42  | 
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     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE  | 
    
    
    43  | 
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     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE  | 
    
    
    44  | 
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     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE  | 
    
    
    45  | 
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     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL  | 
    
    
    46  | 
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     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS  | 
    
    
    47  | 
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     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)  | 
    
    
    48  | 
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     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT  | 
    
    
    49  | 
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     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY  | 
    
    
    50  | 
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     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF  | 
    
    
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     * SUCH DAMAGE.  | 
    
    
    52  | 
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     *  | 
    
    
    53  | 
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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.]  | 
    
    
    57  | 
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     */  | 
    
    
    58  | 
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    /* ====================================================================  | 
    
    
    59  | 
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     * Copyright (c) 1998-2006 The OpenSSL Project.  All rights reserved.  | 
    
    
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     *  | 
    
    
    61  | 
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     * Redistribution and use in source and binary forms, with or without  | 
    
    
    62  | 
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     * modification, are permitted provided that the following conditions  | 
    
    
    63  | 
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     * are met:  | 
    
    
    64  | 
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     *  | 
    
    
    65  | 
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     * 1. Redistributions of source code must retain the above copyright  | 
    
    
    66  | 
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     *    notice, this list of conditions and the following disclaimer.  | 
    
    
    67  | 
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     *  | 
    
    
    68  | 
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     * 2. Redistributions in binary form must reproduce the above copyright  | 
    
    
    69  | 
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     *    notice, this list of conditions and the following disclaimer in  | 
    
    
    70  | 
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     *    the documentation and/or other materials provided with the  | 
    
    
    71  | 
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     *    distribution.  | 
    
    
    72  | 
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     *  | 
    
    
    73  | 
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     * 3. All advertising materials mentioning features or use of this  | 
    
    
    74  | 
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     *    software must display the following acknowledgment:  | 
    
    
    75  | 
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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:  | 
    
    
    89  | 
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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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     *  | 
    
    
    92  | 
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     * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY  | 
    
    
    93  | 
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     * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE  | 
    
    
    94  | 
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     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR  | 
    
    
    95  | 
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     * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR  | 
    
    
    96  | 
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     * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,  | 
    
    
    97  | 
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     * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT  | 
    
    
    98  | 
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     * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;  | 
    
    
    99  | 
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     * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)  | 
    
    
    100  | 
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     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,  | 
    
    
    101  | 
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     * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)  | 
    
    
    102  | 
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     * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED  | 
    
    
    103  | 
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     * OF THE POSSIBILITY OF SUCH DAMAGE.  | 
    
    
    104  | 
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     * ====================================================================  | 
    
    
    105  | 
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     *  | 
    
    
    106  | 
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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 <sys/socket.h>  | 
    
    
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    #include <netinet/in.h>  | 
    
    
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    #include <netdb.h>  | 
    
    
    117  | 
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    #include <stdio.h>  | 
    
    
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    #include <stdlib.h>  | 
    
    
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    #include <string.h>  | 
    
    
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    #include "apps.h"  | 
    
    
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    #include <openssl/err.h>  | 
    
    
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    #include <openssl/ssl.h>  | 
    
    
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    #include <openssl/x509.h>  | 
    
    
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    #include "s_apps.h"  | 
    
    
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    #define	COOKIE_SECRET_LENGTH	16  | 
    
    
    130  | 
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    int verify_depth = 0;  | 
    
    
    132  | 
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    int verify_return_error = 0;  | 
    
    
    133  | 
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    unsigned char cookie_secret[COOKIE_SECRET_LENGTH];  | 
    
    
    134  | 
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    int cookie_initialized = 0;  | 
    
    
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    int  | 
    
    
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    verify_callback(int ok, X509_STORE_CTX * ctx)  | 
    
    
    138  | 
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    { | 
    
    
    139  | 
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    	X509 *err_cert;  | 
    
    
    140  | 
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    	int err, depth;  | 
    
    
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    	err_cert = X509_STORE_CTX_get_current_cert(ctx);  | 
    
    
    143  | 
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    	err = X509_STORE_CTX_get_error(ctx);  | 
    
    
    144  | 
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    	depth = X509_STORE_CTX_get_error_depth(ctx);  | 
    
    
    145  | 
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    146  | 
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    	BIO_printf(bio_err, "depth=%d ", depth);  | 
    
    
    147  | 
    ✓✗ | 
    16  | 
    	if (err_cert) { | 
    
    
    148  | 
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    		X509_NAME_print_ex(bio_err, X509_get_subject_name(err_cert),  | 
    
    
    149  | 
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    		    0, XN_FLAG_ONELINE);  | 
    
    
    150  | 
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    16  | 
    		BIO_puts(bio_err, "\n");  | 
    
    
    151  | 
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    16  | 
    	} else  | 
    
    
    152  | 
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    		BIO_puts(bio_err, "<no cert>\n");  | 
    
    
    153  | 
    ✓✗ | 
    16  | 
    	if (!ok) { | 
    
    
    154  | 
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    32  | 
    		BIO_printf(bio_err, "verify error:num=%d:%s\n", err,  | 
    
    
    155  | 
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    		    X509_verify_cert_error_string(err));  | 
    
    
    156  | 
    ✓✓ | 
    16  | 
    		if (verify_depth >= depth) { | 
    
    
    157  | 
    ✓✗ | 
    8  | 
    			if (!verify_return_error)  | 
    
    
    158  | 
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    				ok = 1;  | 
    
    
    159  | 
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    		} else { | 
    
    
    160  | 
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    			ok = 0;  | 
    
    
    161  | 
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    		}  | 
    
    
    162  | 
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    	}  | 
    
    
    163  | 
    ✗✗✗✗ ✗✗✓ | 
    16  | 
    	switch (err) { | 
    
    
    164  | 
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    	case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:  | 
    
    
    165  | 
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    		BIO_puts(bio_err, "issuer= ");  | 
    
    
    166  | 
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    		if (err_cert == NULL)  | 
    
    
    167  | 
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    			BIO_puts(bio_err, "<error getting cert>");  | 
    
    
    168  | 
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    		else  | 
    
    
    169  | 
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    			X509_NAME_print_ex(bio_err,  | 
    
    
    170  | 
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    			    X509_get_issuer_name(err_cert), 0, XN_FLAG_ONELINE);  | 
    
    
    171  | 
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    		BIO_puts(bio_err, "\n");  | 
    
    
    172  | 
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    		break;  | 
    
    
    173  | 
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    	case X509_V_ERR_CERT_NOT_YET_VALID:  | 
    
    
    174  | 
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    	case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:  | 
    
    
    175  | 
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    		BIO_printf(bio_err, "notBefore=");  | 
    
    
    176  | 
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    		if (err_cert == NULL)  | 
    
    
    177  | 
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    			BIO_printf(bio_err, " <error getting cert>");  | 
    
    
    178  | 
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    		else  | 
    
    
    179  | 
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    			ASN1_TIME_print(bio_err, X509_get_notBefore(err_cert));  | 
    
    
    180  | 
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    		BIO_printf(bio_err, "\n");  | 
    
    
    181  | 
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    		break;  | 
    
    
    182  | 
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    	case X509_V_ERR_CERT_HAS_EXPIRED:  | 
    
    
    183  | 
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    	case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:  | 
    
    
    184  | 
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    		BIO_printf(bio_err, "notAfter=");  | 
    
    
    185  | 
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    		if (err_cert == NULL)  | 
    
    
    186  | 
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    			BIO_printf(bio_err, " <error getting cert>");  | 
    
    
    187  | 
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    		else  | 
    
    
    188  | 
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    			ASN1_TIME_print(bio_err, X509_get_notAfter(err_cert));  | 
    
    
    189  | 
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    		BIO_printf(bio_err, "\n");  | 
    
    
    190  | 
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    		break;  | 
    
    
    191  | 
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    	case X509_V_ERR_NO_EXPLICIT_POLICY:  | 
    
    
    192  | 
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    		policies_print(bio_err, ctx);  | 
    
    
    193  | 
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    		break;  | 
    
    
    194  | 
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    	}  | 
    
    
    195  | 
    ✗✓ | 
    16  | 
    	if (err == X509_V_OK && ok == 2)  | 
    
    
    196  | 
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    		policies_print(bio_err, ctx);  | 
    
    
    197  | 
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    198  | 
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    16  | 
    	BIO_printf(bio_err, "verify return:%d\n", ok);  | 
    
    
    199  | 
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    16  | 
    	return (ok);  | 
    
    
    200  | 
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    }  | 
    
    
    201  | 
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    202  | 
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    int  | 
    
    
    203  | 
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    set_cert_stuff(SSL_CTX * ctx, char *cert_file, char *key_file)  | 
    
    
    204  | 
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    { | 
    
    
    205  | 
    ✗✓ | 
    16  | 
    	if (cert_file != NULL) { | 
    
    
    206  | 
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    		/*  | 
    
    
    207  | 
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    		SSL *ssl;  | 
    
    
    208  | 
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    		X509 *x509;  | 
    
    
    209  | 
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    		*/  | 
    
    
    210  | 
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    211  | 
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    		if (SSL_CTX_use_certificate_file(ctx, cert_file,  | 
    
    
    212  | 
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    		    SSL_FILETYPE_PEM) <= 0) { | 
    
    
    213  | 
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    			BIO_printf(bio_err,  | 
    
    
    214  | 
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    			    "unable to get certificate from '%s'\n", cert_file);  | 
    
    
    215  | 
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    			ERR_print_errors(bio_err);  | 
    
    
    216  | 
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    			return (0);  | 
    
    
    217  | 
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    		}  | 
    
    
    218  | 
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    		if (key_file == NULL)  | 
    
    
    219  | 
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    			key_file = cert_file;  | 
    
    
    220  | 
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    		if (SSL_CTX_use_PrivateKey_file(ctx, key_file,  | 
    
    
    221  | 
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    		    SSL_FILETYPE_PEM) <= 0) { | 
    
    
    222  | 
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    			BIO_printf(bio_err,  | 
    
    
    223  | 
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    			    "unable to get private key from '%s'\n", key_file);  | 
    
    
    224  | 
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    			ERR_print_errors(bio_err);  | 
    
    
    225  | 
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    			return (0);  | 
    
    
    226  | 
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    		}  | 
    
    
    227  | 
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    		/*  | 
    
    
    228  | 
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    		In theory this is no longer needed  | 
    
    
    229  | 
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    		ssl=SSL_new(ctx);  | 
    
    
    230  | 
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    		x509=SSL_get_certificate(ssl);  | 
    
    
    231  | 
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    232  | 
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    		if (x509 != NULL) { | 
    
    
    233  | 
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    			EVP_PKEY *pktmp;  | 
    
    
    234  | 
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    			pktmp = X509_get_pubkey(x509);  | 
    
    
    235  | 
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    			EVP_PKEY_copy_parameters(pktmp,  | 
    
    
    236  | 
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    						SSL_get_privatekey(ssl));  | 
    
    
    237  | 
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    			EVP_PKEY_free(pktmp);  | 
    
    
    238  | 
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    		}  | 
    
    
    239  | 
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    		SSL_free(ssl);  | 
    
    
    240  | 
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    		*/  | 
    
    
    241  | 
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    242  | 
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    		/*  | 
    
    
    243  | 
     | 
     | 
    		 * If we are using DSA, we can copy the parameters from the  | 
    
    
    244  | 
     | 
     | 
    		 * private key  | 
    
    
    245  | 
     | 
     | 
    		 */  | 
    
    
    246  | 
     | 
     | 
     | 
    
    
    247  | 
     | 
     | 
     | 
    
    
    248  | 
     | 
     | 
    		/*  | 
    
    
    249  | 
     | 
     | 
    		 * Now we know that a key and cert have been set against the  | 
    
    
    250  | 
     | 
     | 
    		 * SSL context  | 
    
    
    251  | 
     | 
     | 
    		 */  | 
    
    
    252  | 
     | 
     | 
    		if (!SSL_CTX_check_private_key(ctx)) { | 
    
    
    253  | 
     | 
     | 
    			BIO_printf(bio_err,  | 
    
    
    254  | 
     | 
     | 
    			    "Private key does not match the certificate public key\n");  | 
    
    
    255  | 
     | 
     | 
    			return (0);  | 
    
    
    256  | 
     | 
     | 
    		}  | 
    
    
    257  | 
     | 
     | 
    	}  | 
    
    
    258  | 
     | 
    8  | 
    	return (1);  | 
    
    
    259  | 
     | 
    8  | 
    }  | 
    
    
    260  | 
     | 
     | 
     | 
    
    
    261  | 
     | 
     | 
    int  | 
    
    
    262  | 
     | 
     | 
    set_cert_key_stuff(SSL_CTX * ctx, X509 * cert, EVP_PKEY * key)  | 
    
    
    263  | 
     | 
     | 
    { | 
    
    
    264  | 
    ✓✗ | 
    16  | 
    	if (cert == NULL)  | 
    
    
    265  | 
     | 
    8  | 
    		return 1;  | 
    
    
    266  | 
     | 
     | 
    	if (SSL_CTX_use_certificate(ctx, cert) <= 0) { | 
    
    
    267  | 
     | 
     | 
    		BIO_printf(bio_err, "error setting certificate\n");  | 
    
    
    268  | 
     | 
     | 
    		ERR_print_errors(bio_err);  | 
    
    
    269  | 
     | 
     | 
    		return 0;  | 
    
    
    270  | 
     | 
     | 
    	}  | 
    
    
    271  | 
     | 
     | 
    	if (SSL_CTX_use_PrivateKey(ctx, key) <= 0) { | 
    
    
    272  | 
     | 
     | 
    		BIO_printf(bio_err, "error setting private key\n");  | 
    
    
    273  | 
     | 
     | 
    		ERR_print_errors(bio_err);  | 
    
    
    274  | 
     | 
     | 
    		return 0;  | 
    
    
    275  | 
     | 
     | 
    	}  | 
    
    
    276  | 
     | 
     | 
    	/*  | 
    
    
    277  | 
     | 
     | 
    	 * Now we know that a key and cert have been set against the SSL  | 
    
    
    278  | 
     | 
     | 
    	 * context  | 
    
    
    279  | 
     | 
     | 
    	 */  | 
    
    
    280  | 
     | 
     | 
    	if (!SSL_CTX_check_private_key(ctx)) { | 
    
    
    281  | 
     | 
     | 
    		BIO_printf(bio_err,  | 
    
    
    282  | 
     | 
     | 
    		    "Private key does not match the certificate public key\n");  | 
    
    
    283  | 
     | 
     | 
    		return 0;  | 
    
    
    284  | 
     | 
     | 
    	}  | 
    
    
    285  | 
     | 
     | 
    	return 1;  | 
    
    
    286  | 
     | 
    8  | 
    }  | 
    
    
    287  | 
     | 
     | 
     | 
    
    
    288  | 
     | 
     | 
    int  | 
    
    
    289  | 
     | 
     | 
    ssl_print_tmp_key(BIO *out, SSL *s)  | 
    
    
    290  | 
     | 
     | 
    { | 
    
    
    291  | 
     | 
     | 
    	const char *cname;  | 
    
    
    292  | 
     | 
    32  | 
    	EVP_PKEY *pkey;  | 
    
    
    293  | 
     | 
     | 
    	EC_KEY *ec;  | 
    
    
    294  | 
     | 
     | 
    	int nid;  | 
    
    
    295  | 
     | 
     | 
     | 
    
    
    296  | 
    ✗✓ | 
    16  | 
    	if (!SSL_get_server_tmp_key(s, &pkey))  | 
    
    
    297  | 
     | 
     | 
    		return 0;  | 
    
    
    298  | 
     | 
     | 
     | 
    
    
    299  | 
     | 
    16  | 
    	BIO_puts(out, "Server Temp Key: ");  | 
    
    
    300  | 
    ✗✓✗ | 
    16  | 
    	switch (EVP_PKEY_id(pkey)) { | 
    
    
    301  | 
     | 
     | 
    	case EVP_PKEY_DH:  | 
    
    
    302  | 
     | 
     | 
    		BIO_printf(out, "DH, %d bits\n", EVP_PKEY_bits(pkey));  | 
    
    
    303  | 
     | 
     | 
    		break;  | 
    
    
    304  | 
     | 
     | 
     | 
    
    
    305  | 
     | 
     | 
    	case EVP_PKEY_EC:  | 
    
    
    306  | 
     | 
    16  | 
    		ec = EVP_PKEY_get1_EC_KEY(pkey);  | 
    
    
    307  | 
     | 
    16  | 
    		nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(ec));  | 
    
    
    308  | 
     | 
    16  | 
    		EC_KEY_free(ec);  | 
    
    
    309  | 
     | 
     | 
     | 
    
    
    310  | 
    ✗✓ | 
    16  | 
    		if ((cname = EC_curve_nid2nist(nid)) == NULL)  | 
    
    
    311  | 
     | 
     | 
    			cname = OBJ_nid2sn(nid);  | 
    
    
    312  | 
     | 
     | 
     | 
    
    
    313  | 
     | 
    16  | 
    		BIO_printf(out, "ECDH, %s, %d bits\n", cname, EVP_PKEY_bits(pkey));  | 
    
    
    314  | 
     | 
    16  | 
    		break;  | 
    
    
    315  | 
     | 
     | 
     | 
    
    
    316  | 
     | 
     | 
    	default:  | 
    
    
    317  | 
     | 
     | 
    		BIO_printf(out, "%s, %d bits\n", OBJ_nid2sn(EVP_PKEY_id(pkey)),  | 
    
    
    318  | 
     | 
     | 
    		    EVP_PKEY_bits(pkey));  | 
    
    
    319  | 
     | 
     | 
    	}  | 
    
    
    320  | 
     | 
     | 
     | 
    
    
    321  | 
     | 
    16  | 
    	EVP_PKEY_free(pkey);  | 
    
    
    322  | 
     | 
    16  | 
    	return 1;  | 
    
    
    323  | 
     | 
    16  | 
    }  | 
    
    
    324  | 
     | 
     | 
     | 
    
    
    325  | 
     | 
     | 
    long  | 
    
    
    326  | 
     | 
     | 
    bio_dump_callback(BIO * bio, int cmd, const char *argp,  | 
    
    
    327  | 
     | 
     | 
        int argi, long argl, long ret)  | 
    
    
    328  | 
     | 
     | 
    { | 
    
    
    329  | 
     | 
     | 
    	BIO *out;  | 
    
    
    330  | 
     | 
     | 
     | 
    
    
    331  | 
     | 
     | 
    	out = (BIO *) BIO_get_callback_arg(bio);  | 
    
    
    332  | 
     | 
     | 
    	if (out == NULL)  | 
    
    
    333  | 
     | 
     | 
    		return (ret);  | 
    
    
    334  | 
     | 
     | 
     | 
    
    
    335  | 
     | 
     | 
    	if (cmd == (BIO_CB_READ | BIO_CB_RETURN)) { | 
    
    
    336  | 
     | 
     | 
    		BIO_printf(out,  | 
    
    
    337  | 
     | 
     | 
    		    "read from %p [%p] (%lu bytes => %ld (0x%lX))\n",  | 
    
    
    338  | 
     | 
     | 
    		    (void *) bio, argp, (unsigned long) argi, ret, ret);  | 
    
    
    339  | 
     | 
     | 
    		BIO_dump(out, argp, (int) ret);  | 
    
    
    340  | 
     | 
     | 
    		return (ret);  | 
    
    
    341  | 
     | 
     | 
    	} else if (cmd == (BIO_CB_WRITE | BIO_CB_RETURN)) { | 
    
    
    342  | 
     | 
     | 
    		BIO_printf(out,  | 
    
    
    343  | 
     | 
     | 
    		    "write to %p [%p] (%lu bytes => %ld (0x%lX))\n",  | 
    
    
    344  | 
     | 
     | 
    		    (void *) bio, argp, (unsigned long) argi, ret, ret);  | 
    
    
    345  | 
     | 
     | 
    		BIO_dump(out, argp, (int) ret);  | 
    
    
    346  | 
     | 
     | 
    	}  | 
    
    
    347  | 
     | 
     | 
    	return (ret);  | 
    
    
    348  | 
     | 
     | 
    }  | 
    
    
    349  | 
     | 
     | 
     | 
    
    
    350  | 
     | 
     | 
    void  | 
    
    
    351  | 
     | 
     | 
    apps_ssl_info_callback(const SSL * s, int where, int ret)  | 
    
    
    352  | 
     | 
     | 
    { | 
    
    
    353  | 
     | 
     | 
    	const char *str;  | 
    
    
    354  | 
     | 
     | 
    	int w;  | 
    
    
    355  | 
     | 
     | 
     | 
    
    
    356  | 
     | 
     | 
    	w = where & ~SSL_ST_MASK;  | 
    
    
    357  | 
     | 
     | 
     | 
    
    
    358  | 
     | 
     | 
    	if (w & SSL_ST_CONNECT)  | 
    
    
    359  | 
     | 
     | 
    		str = "SSL_connect";  | 
    
    
    360  | 
     | 
     | 
    	else if (w & SSL_ST_ACCEPT)  | 
    
    
    361  | 
     | 
     | 
    		str = "SSL_accept";  | 
    
    
    362  | 
     | 
     | 
    	else  | 
    
    
    363  | 
     | 
     | 
    		str = "undefined";  | 
    
    
    364  | 
     | 
     | 
     | 
    
    
    365  | 
     | 
     | 
    	if (where & SSL_CB_LOOP) { | 
    
    
    366  | 
     | 
     | 
    		BIO_printf(bio_err, "%s:%s\n", str, SSL_state_string_long(s));  | 
    
    
    367  | 
     | 
     | 
    	} else if (where & SSL_CB_ALERT) { | 
    
    
    368  | 
     | 
     | 
    		str = (where & SSL_CB_READ) ? "read" : "write";  | 
    
    
    369  | 
     | 
     | 
    		BIO_printf(bio_err, "SSL3 alert %s:%s:%s\n", str,  | 
    
    
    370  | 
     | 
     | 
    		    SSL_alert_type_string_long(ret),  | 
    
    
    371  | 
     | 
     | 
    		    SSL_alert_desc_string_long(ret));  | 
    
    
    372  | 
     | 
     | 
    	} else if (where & SSL_CB_EXIT) { | 
    
    
    373  | 
     | 
     | 
    		if (ret == 0)  | 
    
    
    374  | 
     | 
     | 
    			BIO_printf(bio_err, "%s:failed in %s\n",  | 
    
    
    375  | 
     | 
     | 
    			    str, SSL_state_string_long(s));  | 
    
    
    376  | 
     | 
     | 
    		else if (ret < 0) { | 
    
    
    377  | 
     | 
     | 
    			BIO_printf(bio_err, "%s:error in %s\n",  | 
    
    
    378  | 
     | 
     | 
    			    str, SSL_state_string_long(s));  | 
    
    
    379  | 
     | 
     | 
    		}  | 
    
    
    380  | 
     | 
     | 
    	}  | 
    
    
    381  | 
     | 
     | 
    }  | 
    
    
    382  | 
     | 
     | 
     | 
    
    
    383  | 
     | 
     | 
     | 
    
    
    384  | 
     | 
     | 
    void  | 
    
    
    385  | 
     | 
     | 
    msg_cb(int write_p, int version, int content_type, const void *buf, size_t len, SSL * ssl, void *arg)  | 
    
    
    386  | 
     | 
     | 
    { | 
    
    
    387  | 
     | 
     | 
    	BIO *bio = arg;  | 
    
    
    388  | 
     | 
     | 
    	const char *str_write_p, *str_version, *str_content_type = "",  | 
    
    
    389  | 
     | 
     | 
    	    *str_details1 = "", *str_details2 = "";  | 
    
    
    390  | 
     | 
     | 
     | 
    
    
    391  | 
     | 
     | 
    	str_write_p = write_p ? ">>>" : "<<<";  | 
    
    
    392  | 
     | 
     | 
     | 
    
    
    393  | 
     | 
     | 
    	switch (version) { | 
    
    
    394  | 
     | 
     | 
    	case SSL2_VERSION:  | 
    
    
    395  | 
     | 
     | 
    		str_version = "SSL 2.0";  | 
    
    
    396  | 
     | 
     | 
    		break;  | 
    
    
    397  | 
     | 
     | 
    	case SSL3_VERSION:  | 
    
    
    398  | 
     | 
     | 
    		str_version = "SSL 3.0 ";  | 
    
    
    399  | 
     | 
     | 
    		break;  | 
    
    
    400  | 
     | 
     | 
    	case TLS1_VERSION:  | 
    
    
    401  | 
     | 
     | 
    		str_version = "TLS 1.0 ";  | 
    
    
    402  | 
     | 
     | 
    		break;  | 
    
    
    403  | 
     | 
     | 
    	case TLS1_1_VERSION:  | 
    
    
    404  | 
     | 
     | 
    		str_version = "TLS 1.1 ";  | 
    
    
    405  | 
     | 
     | 
    		break;  | 
    
    
    406  | 
     | 
     | 
    	case TLS1_2_VERSION:  | 
    
    
    407  | 
     | 
     | 
    		str_version = "TLS 1.2 ";  | 
    
    
    408  | 
     | 
     | 
    		break;  | 
    
    
    409  | 
     | 
     | 
    	case DTLS1_VERSION:  | 
    
    
    410  | 
     | 
     | 
    		str_version = "DTLS 1.0 ";  | 
    
    
    411  | 
     | 
     | 
    		break;  | 
    
    
    412  | 
     | 
     | 
    	default:  | 
    
    
    413  | 
     | 
     | 
    		str_version = "???";  | 
    
    
    414  | 
     | 
     | 
    	}  | 
    
    
    415  | 
     | 
     | 
     | 
    
    
    416  | 
     | 
     | 
    	if (version == SSL2_VERSION) { | 
    
    
    417  | 
     | 
     | 
    		str_details1 = "???";  | 
    
    
    418  | 
     | 
     | 
     | 
    
    
    419  | 
     | 
     | 
    		if (len > 0) { | 
    
    
    420  | 
     | 
     | 
    			switch (((const unsigned char *) buf)[0]) { | 
    
    
    421  | 
     | 
     | 
    			case 0:  | 
    
    
    422  | 
     | 
     | 
    				str_details1 = ", ERROR:";  | 
    
    
    423  | 
     | 
     | 
    				str_details2 = " ???";  | 
    
    
    424  | 
     | 
     | 
    				if (len >= 3) { | 
    
    
    425  | 
     | 
     | 
    					unsigned err = (((const unsigned char *) buf)[1] << 8) + ((const unsigned char *) buf)[2];  | 
    
    
    426  | 
     | 
     | 
     | 
    
    
    427  | 
     | 
     | 
    					switch (err) { | 
    
    
    428  | 
     | 
     | 
    					case 0x0001:  | 
    
    
    429  | 
     | 
     | 
    						str_details2 = " NO-CIPHER-ERROR";  | 
    
    
    430  | 
     | 
     | 
    						break;  | 
    
    
    431  | 
     | 
     | 
    					case 0x0002:  | 
    
    
    432  | 
     | 
     | 
    						str_details2 = " NO-CERTIFICATE-ERROR";  | 
    
    
    433  | 
     | 
     | 
    						break;  | 
    
    
    434  | 
     | 
     | 
    					case 0x0004:  | 
    
    
    435  | 
     | 
     | 
    						str_details2 = " BAD-CERTIFICATE-ERROR";  | 
    
    
    436  | 
     | 
     | 
    						break;  | 
    
    
    437  | 
     | 
     | 
    					case 0x0006:  | 
    
    
    438  | 
     | 
     | 
    						str_details2 = " UNSUPPORTED-CERTIFICATE-TYPE-ERROR";  | 
    
    
    439  | 
     | 
     | 
    						break;  | 
    
    
    440  | 
     | 
     | 
    					}  | 
    
    
    441  | 
     | 
     | 
    				}  | 
    
    
    442  | 
     | 
     | 
    				break;  | 
    
    
    443  | 
     | 
     | 
    			case 1:  | 
    
    
    444  | 
     | 
     | 
    				str_details1 = ", CLIENT-HELLO";  | 
    
    
    445  | 
     | 
     | 
    				break;  | 
    
    
    446  | 
     | 
     | 
    			case 2:  | 
    
    
    447  | 
     | 
     | 
    				str_details1 = ", CLIENT-MASTER-KEY";  | 
    
    
    448  | 
     | 
     | 
    				break;  | 
    
    
    449  | 
     | 
     | 
    			case 3:  | 
    
    
    450  | 
     | 
     | 
    				str_details1 = ", CLIENT-FINISHED";  | 
    
    
    451  | 
     | 
     | 
    				break;  | 
    
    
    452  | 
     | 
     | 
    			case 4:  | 
    
    
    453  | 
     | 
     | 
    				str_details1 = ", SERVER-HELLO";  | 
    
    
    454  | 
     | 
     | 
    				break;  | 
    
    
    455  | 
     | 
     | 
    			case 5:  | 
    
    
    456  | 
     | 
     | 
    				str_details1 = ", SERVER-VERIFY";  | 
    
    
    457  | 
     | 
     | 
    				break;  | 
    
    
    458  | 
     | 
     | 
    			case 6:  | 
    
    
    459  | 
     | 
     | 
    				str_details1 = ", SERVER-FINISHED";  | 
    
    
    460  | 
     | 
     | 
    				break;  | 
    
    
    461  | 
     | 
     | 
    			case 7:  | 
    
    
    462  | 
     | 
     | 
    				str_details1 = ", REQUEST-CERTIFICATE";  | 
    
    
    463  | 
     | 
     | 
    				break;  | 
    
    
    464  | 
     | 
     | 
    			case 8:  | 
    
    
    465  | 
     | 
     | 
    				str_details1 = ", CLIENT-CERTIFICATE";  | 
    
    
    466  | 
     | 
     | 
    				break;  | 
    
    
    467  | 
     | 
     | 
    			}  | 
    
    
    468  | 
     | 
     | 
    		}  | 
    
    
    469  | 
     | 
     | 
    	}  | 
    
    
    470  | 
     | 
     | 
    	if (version == SSL3_VERSION || version == TLS1_VERSION ||  | 
    
    
    471  | 
     | 
     | 
    	    version == TLS1_1_VERSION || version == TLS1_2_VERSION ||  | 
    
    
    472  | 
     | 
     | 
    	    version == DTLS1_VERSION) { | 
    
    
    473  | 
     | 
     | 
    		switch (content_type) { | 
    
    
    474  | 
     | 
     | 
    		case 20:  | 
    
    
    475  | 
     | 
     | 
    			str_content_type = "ChangeCipherSpec";  | 
    
    
    476  | 
     | 
     | 
    			break;  | 
    
    
    477  | 
     | 
     | 
    		case 21:  | 
    
    
    478  | 
     | 
     | 
    			str_content_type = "Alert";  | 
    
    
    479  | 
     | 
     | 
    			break;  | 
    
    
    480  | 
     | 
     | 
    		case 22:  | 
    
    
    481  | 
     | 
     | 
    			str_content_type = "Handshake";  | 
    
    
    482  | 
     | 
     | 
    			break;  | 
    
    
    483  | 
     | 
     | 
    		}  | 
    
    
    484  | 
     | 
     | 
     | 
    
    
    485  | 
     | 
     | 
    		if (content_type == 21) {	/* Alert */ | 
    
    
    486  | 
     | 
     | 
    			str_details1 = ", ???";  | 
    
    
    487  | 
     | 
     | 
     | 
    
    
    488  | 
     | 
     | 
    			if (len == 2) { | 
    
    
    489  | 
     | 
     | 
    				switch (((const unsigned char *) buf)[0]) { | 
    
    
    490  | 
     | 
     | 
    				case 1:  | 
    
    
    491  | 
     | 
     | 
    					str_details1 = ", warning";  | 
    
    
    492  | 
     | 
     | 
    					break;  | 
    
    
    493  | 
     | 
     | 
    				case 2:  | 
    
    
    494  | 
     | 
     | 
    					str_details1 = ", fatal";  | 
    
    
    495  | 
     | 
     | 
    					break;  | 
    
    
    496  | 
     | 
     | 
    				}  | 
    
    
    497  | 
     | 
     | 
     | 
    
    
    498  | 
     | 
     | 
    				str_details2 = " ???";  | 
    
    
    499  | 
     | 
     | 
    				switch (((const unsigned char *) buf)[1]) { | 
    
    
    500  | 
     | 
     | 
    				case 0:  | 
    
    
    501  | 
     | 
     | 
    					str_details2 = " close_notify";  | 
    
    
    502  | 
     | 
     | 
    					break;  | 
    
    
    503  | 
     | 
     | 
    				case 10:  | 
    
    
    504  | 
     | 
     | 
    					str_details2 = " unexpected_message";  | 
    
    
    505  | 
     | 
     | 
    					break;  | 
    
    
    506  | 
     | 
     | 
    				case 20:  | 
    
    
    507  | 
     | 
     | 
    					str_details2 = " bad_record_mac";  | 
    
    
    508  | 
     | 
     | 
    					break;  | 
    
    
    509  | 
     | 
     | 
    				case 21:  | 
    
    
    510  | 
     | 
     | 
    					str_details2 = " decryption_failed";  | 
    
    
    511  | 
     | 
     | 
    					break;  | 
    
    
    512  | 
     | 
     | 
    				case 22:  | 
    
    
    513  | 
     | 
     | 
    					str_details2 = " record_overflow";  | 
    
    
    514  | 
     | 
     | 
    					break;  | 
    
    
    515  | 
     | 
     | 
    				case 30:  | 
    
    
    516  | 
     | 
     | 
    					str_details2 = " decompression_failure";  | 
    
    
    517  | 
     | 
     | 
    					break;  | 
    
    
    518  | 
     | 
     | 
    				case 40:  | 
    
    
    519  | 
     | 
     | 
    					str_details2 = " handshake_failure";  | 
    
    
    520  | 
     | 
     | 
    					break;  | 
    
    
    521  | 
     | 
     | 
    				case 42:  | 
    
    
    522  | 
     | 
     | 
    					str_details2 = " bad_certificate";  | 
    
    
    523  | 
     | 
     | 
    					break;  | 
    
    
    524  | 
     | 
     | 
    				case 43:  | 
    
    
    525  | 
     | 
     | 
    					str_details2 = " unsupported_certificate";  | 
    
    
    526  | 
     | 
     | 
    					break;  | 
    
    
    527  | 
     | 
     | 
    				case 44:  | 
    
    
    528  | 
     | 
     | 
    					str_details2 = " certificate_revoked";  | 
    
    
    529  | 
     | 
     | 
    					break;  | 
    
    
    530  | 
     | 
     | 
    				case 45:  | 
    
    
    531  | 
     | 
     | 
    					str_details2 = " certificate_expired";  | 
    
    
    532  | 
     | 
     | 
    					break;  | 
    
    
    533  | 
     | 
     | 
    				case 46:  | 
    
    
    534  | 
     | 
     | 
    					str_details2 = " certificate_unknown";  | 
    
    
    535  | 
     | 
     | 
    					break;  | 
    
    
    536  | 
     | 
     | 
    				case 47:  | 
    
    
    537  | 
     | 
     | 
    					str_details2 = " illegal_parameter";  | 
    
    
    538  | 
     | 
     | 
    					break;  | 
    
    
    539  | 
     | 
     | 
    				case 48:  | 
    
    
    540  | 
     | 
     | 
    					str_details2 = " unknown_ca";  | 
    
    
    541  | 
     | 
     | 
    					break;  | 
    
    
    542  | 
     | 
     | 
    				case 49:  | 
    
    
    543  | 
     | 
     | 
    					str_details2 = " access_denied";  | 
    
    
    544  | 
     | 
     | 
    					break;  | 
    
    
    545  | 
     | 
     | 
    				case 50:  | 
    
    
    546  | 
     | 
     | 
    					str_details2 = " decode_error";  | 
    
    
    547  | 
     | 
     | 
    					break;  | 
    
    
    548  | 
     | 
     | 
    				case 51:  | 
    
    
    549  | 
     | 
     | 
    					str_details2 = " decrypt_error";  | 
    
    
    550  | 
     | 
     | 
    					break;  | 
    
    
    551  | 
     | 
     | 
    				case 60:  | 
    
    
    552  | 
     | 
     | 
    					str_details2 = " export_restriction";  | 
    
    
    553  | 
     | 
     | 
    					break;  | 
    
    
    554  | 
     | 
     | 
    				case 70:  | 
    
    
    555  | 
     | 
     | 
    					str_details2 = " protocol_version";  | 
    
    
    556  | 
     | 
     | 
    					break;  | 
    
    
    557  | 
     | 
     | 
    				case 71:  | 
    
    
    558  | 
     | 
     | 
    					str_details2 = " insufficient_security";  | 
    
    
    559  | 
     | 
     | 
    					break;  | 
    
    
    560  | 
     | 
     | 
    				case 80:  | 
    
    
    561  | 
     | 
     | 
    					str_details2 = " internal_error";  | 
    
    
    562  | 
     | 
     | 
    					break;  | 
    
    
    563  | 
     | 
     | 
    				case 90:  | 
    
    
    564  | 
     | 
     | 
    					str_details2 = " user_canceled";  | 
    
    
    565  | 
     | 
     | 
    					break;  | 
    
    
    566  | 
     | 
     | 
    				case 100:  | 
    
    
    567  | 
     | 
     | 
    					str_details2 = " no_renegotiation";  | 
    
    
    568  | 
     | 
     | 
    					break;  | 
    
    
    569  | 
     | 
     | 
    				case 110:  | 
    
    
    570  | 
     | 
     | 
    					str_details2 = " unsupported_extension";  | 
    
    
    571  | 
     | 
     | 
    					break;  | 
    
    
    572  | 
     | 
     | 
    				case 111:  | 
    
    
    573  | 
     | 
     | 
    					str_details2 = " certificate_unobtainable";  | 
    
    
    574  | 
     | 
     | 
    					break;  | 
    
    
    575  | 
     | 
     | 
    				case 112:  | 
    
    
    576  | 
     | 
     | 
    					str_details2 = " unrecognized_name";  | 
    
    
    577  | 
     | 
     | 
    					break;  | 
    
    
    578  | 
     | 
     | 
    				case 113:  | 
    
    
    579  | 
     | 
     | 
    					str_details2 = " bad_certificate_status_response";  | 
    
    
    580  | 
     | 
     | 
    					break;  | 
    
    
    581  | 
     | 
     | 
    				case 114:  | 
    
    
    582  | 
     | 
     | 
    					str_details2 = " bad_certificate_hash_value";  | 
    
    
    583  | 
     | 
     | 
    					break;  | 
    
    
    584  | 
     | 
     | 
    				case 115:  | 
    
    
    585  | 
     | 
     | 
    					str_details2 = " unknown_psk_identity";  | 
    
    
    586  | 
     | 
     | 
    					break;  | 
    
    
    587  | 
     | 
     | 
    				}  | 
    
    
    588  | 
     | 
     | 
    			}  | 
    
    
    589  | 
     | 
     | 
    		}  | 
    
    
    590  | 
     | 
     | 
    		if (content_type == 22) {	/* Handshake */ | 
    
    
    591  | 
     | 
     | 
    			str_details1 = "???";  | 
    
    
    592  | 
     | 
     | 
     | 
    
    
    593  | 
     | 
     | 
    			if (len > 0) { | 
    
    
    594  | 
     | 
     | 
    				switch (((const unsigned char *) buf)[0]) { | 
    
    
    595  | 
     | 
     | 
    				case 0:  | 
    
    
    596  | 
     | 
     | 
    					str_details1 = ", HelloRequest";  | 
    
    
    597  | 
     | 
     | 
    					break;  | 
    
    
    598  | 
     | 
     | 
    				case 1:  | 
    
    
    599  | 
     | 
     | 
    					str_details1 = ", ClientHello";  | 
    
    
    600  | 
     | 
     | 
    					break;  | 
    
    
    601  | 
     | 
     | 
    				case 2:  | 
    
    
    602  | 
     | 
     | 
    					str_details1 = ", ServerHello";  | 
    
    
    603  | 
     | 
     | 
    					break;  | 
    
    
    604  | 
     | 
     | 
    				case 3:  | 
    
    
    605  | 
     | 
     | 
    					str_details1 = ", HelloVerifyRequest";  | 
    
    
    606  | 
     | 
     | 
    					break;  | 
    
    
    607  | 
     | 
     | 
    				case 11:  | 
    
    
    608  | 
     | 
     | 
    					str_details1 = ", Certificate";  | 
    
    
    609  | 
     | 
     | 
    					break;  | 
    
    
    610  | 
     | 
     | 
    				case 12:  | 
    
    
    611  | 
     | 
     | 
    					str_details1 = ", ServerKeyExchange";  | 
    
    
    612  | 
     | 
     | 
    					break;  | 
    
    
    613  | 
     | 
     | 
    				case 13:  | 
    
    
    614  | 
     | 
     | 
    					str_details1 = ", CertificateRequest";  | 
    
    
    615  | 
     | 
     | 
    					break;  | 
    
    
    616  | 
     | 
     | 
    				case 14:  | 
    
    
    617  | 
     | 
     | 
    					str_details1 = ", ServerHelloDone";  | 
    
    
    618  | 
     | 
     | 
    					break;  | 
    
    
    619  | 
     | 
     | 
    				case 15:  | 
    
    
    620  | 
     | 
     | 
    					str_details1 = ", CertificateVerify";  | 
    
    
    621  | 
     | 
     | 
    					break;  | 
    
    
    622  | 
     | 
     | 
    				case 16:  | 
    
    
    623  | 
     | 
     | 
    					str_details1 = ", ClientKeyExchange";  | 
    
    
    624  | 
     | 
     | 
    					break;  | 
    
    
    625  | 
     | 
     | 
    				case 20:  | 
    
    
    626  | 
     | 
     | 
    					str_details1 = ", Finished";  | 
    
    
    627  | 
     | 
     | 
    					break;  | 
    
    
    628  | 
     | 
     | 
    				}  | 
    
    
    629  | 
     | 
     | 
    			}  | 
    
    
    630  | 
     | 
     | 
    		}  | 
    
    
    631  | 
     | 
     | 
    	}  | 
    
    
    632  | 
     | 
     | 
    	BIO_printf(bio, "%s %s%s [length %04lx]%s%s\n", str_write_p,  | 
    
    
    633  | 
     | 
     | 
    	    str_version, str_content_type, (unsigned long) len,  | 
    
    
    634  | 
     | 
     | 
    	    str_details1, str_details2);  | 
    
    
    635  | 
     | 
     | 
     | 
    
    
    636  | 
     | 
     | 
    	if (len > 0) { | 
    
    
    637  | 
     | 
     | 
    		size_t num, i;  | 
    
    
    638  | 
     | 
     | 
     | 
    
    
    639  | 
     | 
     | 
    		BIO_printf(bio, "   ");  | 
    
    
    640  | 
     | 
     | 
    		num = len;  | 
    
    
    641  | 
     | 
     | 
     | 
    
    
    642  | 
     | 
     | 
    		for (i = 0; i < num; i++) { | 
    
    
    643  | 
     | 
     | 
    			if (i % 16 == 0 && i > 0)  | 
    
    
    644  | 
     | 
     | 
    				BIO_printf(bio, "\n   ");  | 
    
    
    645  | 
     | 
     | 
    			BIO_printf(bio, " %02x",  | 
    
    
    646  | 
     | 
     | 
    			    ((const unsigned char *) buf)[i]);  | 
    
    
    647  | 
     | 
     | 
    		}  | 
    
    
    648  | 
     | 
     | 
    		if (i < len)  | 
    
    
    649  | 
     | 
     | 
    			BIO_printf(bio, " ...");  | 
    
    
    650  | 
     | 
     | 
    		BIO_printf(bio, "\n");  | 
    
    
    651  | 
     | 
     | 
    	}  | 
    
    
    652  | 
     | 
     | 
    	(void) BIO_flush(bio);  | 
    
    
    653  | 
     | 
     | 
    }  | 
    
    
    654  | 
     | 
     | 
     | 
    
    
    655  | 
     | 
     | 
    void  | 
    
    
    656  | 
     | 
     | 
    tlsext_cb(SSL * s, int client_server, int type, unsigned char *data, int len,  | 
    
    
    657  | 
     | 
     | 
        void *arg)  | 
    
    
    658  | 
     | 
     | 
    { | 
    
    
    659  | 
     | 
     | 
    	BIO *bio = arg;  | 
    
    
    660  | 
     | 
     | 
    	char *extname;  | 
    
    
    661  | 
     | 
     | 
     | 
    
    
    662  | 
     | 
     | 
    	switch (type) { | 
    
    
    663  | 
     | 
     | 
    	case TLSEXT_TYPE_server_name:  | 
    
    
    664  | 
     | 
     | 
    		extname = "server name";  | 
    
    
    665  | 
     | 
     | 
    		break;  | 
    
    
    666  | 
     | 
     | 
     | 
    
    
    667  | 
     | 
     | 
    	case TLSEXT_TYPE_max_fragment_length:  | 
    
    
    668  | 
     | 
     | 
    		extname = "max fragment length";  | 
    
    
    669  | 
     | 
     | 
    		break;  | 
    
    
    670  | 
     | 
     | 
     | 
    
    
    671  | 
     | 
     | 
    	case TLSEXT_TYPE_client_certificate_url:  | 
    
    
    672  | 
     | 
     | 
    		extname = "client certificate URL";  | 
    
    
    673  | 
     | 
     | 
    		break;  | 
    
    
    674  | 
     | 
     | 
     | 
    
    
    675  | 
     | 
     | 
    	case TLSEXT_TYPE_trusted_ca_keys:  | 
    
    
    676  | 
     | 
     | 
    		extname = "trusted CA keys";  | 
    
    
    677  | 
     | 
     | 
    		break;  | 
    
    
    678  | 
     | 
     | 
     | 
    
    
    679  | 
     | 
     | 
    	case TLSEXT_TYPE_truncated_hmac:  | 
    
    
    680  | 
     | 
     | 
    		extname = "truncated HMAC";  | 
    
    
    681  | 
     | 
     | 
    		break;  | 
    
    
    682  | 
     | 
     | 
     | 
    
    
    683  | 
     | 
     | 
    	case TLSEXT_TYPE_status_request:  | 
    
    
    684  | 
     | 
     | 
    		extname = "status request";  | 
    
    
    685  | 
     | 
     | 
    		break;  | 
    
    
    686  | 
     | 
     | 
     | 
    
    
    687  | 
     | 
     | 
    	case TLSEXT_TYPE_user_mapping:  | 
    
    
    688  | 
     | 
     | 
    		extname = "user mapping";  | 
    
    
    689  | 
     | 
     | 
    		break;  | 
    
    
    690  | 
     | 
     | 
     | 
    
    
    691  | 
     | 
     | 
    	case TLSEXT_TYPE_client_authz:  | 
    
    
    692  | 
     | 
     | 
    		extname = "client authz";  | 
    
    
    693  | 
     | 
     | 
    		break;  | 
    
    
    694  | 
     | 
     | 
     | 
    
    
    695  | 
     | 
     | 
    	case TLSEXT_TYPE_server_authz:  | 
    
    
    696  | 
     | 
     | 
    		extname = "server authz";  | 
    
    
    697  | 
     | 
     | 
    		break;  | 
    
    
    698  | 
     | 
     | 
     | 
    
    
    699  | 
     | 
     | 
    	case TLSEXT_TYPE_cert_type:  | 
    
    
    700  | 
     | 
     | 
    		extname = "cert type";  | 
    
    
    701  | 
     | 
     | 
    		break;  | 
    
    
    702  | 
     | 
     | 
     | 
    
    
    703  | 
     | 
     | 
    	case TLSEXT_TYPE_elliptic_curves:  | 
    
    
    704  | 
     | 
     | 
    		extname = "elliptic curves";  | 
    
    
    705  | 
     | 
     | 
    		break;  | 
    
    
    706  | 
     | 
     | 
     | 
    
    
    707  | 
     | 
     | 
    	case TLSEXT_TYPE_ec_point_formats:  | 
    
    
    708  | 
     | 
     | 
    		extname = "EC point formats";  | 
    
    
    709  | 
     | 
     | 
    		break;  | 
    
    
    710  | 
     | 
     | 
     | 
    
    
    711  | 
     | 
     | 
    	case TLSEXT_TYPE_srp:  | 
    
    
    712  | 
     | 
     | 
    		extname = "SRP";  | 
    
    
    713  | 
     | 
     | 
    		break;  | 
    
    
    714  | 
     | 
     | 
     | 
    
    
    715  | 
     | 
     | 
    	case TLSEXT_TYPE_signature_algorithms:  | 
    
    
    716  | 
     | 
     | 
    		extname = "signature algorithms";  | 
    
    
    717  | 
     | 
     | 
    		break;  | 
    
    
    718  | 
     | 
     | 
     | 
    
    
    719  | 
     | 
     | 
    	case TLSEXT_TYPE_use_srtp:  | 
    
    
    720  | 
     | 
     | 
    		extname = "use SRTP";  | 
    
    
    721  | 
     | 
     | 
    		break;  | 
    
    
    722  | 
     | 
     | 
     | 
    
    
    723  | 
     | 
     | 
    	case TLSEXT_TYPE_heartbeat:  | 
    
    
    724  | 
     | 
     | 
    		extname = "heartbeat";  | 
    
    
    725  | 
     | 
     | 
    		break;  | 
    
    
    726  | 
     | 
     | 
     | 
    
    
    727  | 
     | 
     | 
    	case TLSEXT_TYPE_session_ticket:  | 
    
    
    728  | 
     | 
     | 
    		extname = "session ticket";  | 
    
    
    729  | 
     | 
     | 
    		break;  | 
    
    
    730  | 
     | 
     | 
     | 
    
    
    731  | 
     | 
     | 
    	case TLSEXT_TYPE_renegotiate:  | 
    
    
    732  | 
     | 
     | 
    		extname = "renegotiation info";  | 
    
    
    733  | 
     | 
     | 
    		break;  | 
    
    
    734  | 
     | 
     | 
     | 
    
    
    735  | 
     | 
     | 
    	default:  | 
    
    
    736  | 
     | 
     | 
    		extname = "unknown";  | 
    
    
    737  | 
     | 
     | 
    		break;  | 
    
    
    738  | 
     | 
     | 
     | 
    
    
    739  | 
     | 
     | 
    	}  | 
    
    
    740  | 
     | 
     | 
     | 
    
    
    741  | 
     | 
     | 
    	BIO_printf(bio, "TLS %s extension \"%s\" (id=%d), len=%d\n",  | 
    
    
    742  | 
     | 
     | 
    	    client_server ? "server" : "client", extname, type, len);  | 
    
    
    743  | 
     | 
     | 
    	BIO_dump(bio, (char *) data, len);  | 
    
    
    744  | 
     | 
     | 
    	(void) BIO_flush(bio);  | 
    
    
    745  | 
     | 
     | 
    }  | 
    
    
    746  | 
     | 
     | 
     | 
    
    
    747  | 
     | 
     | 
    int  | 
    
    
    748  | 
     | 
     | 
    generate_cookie_callback(SSL * ssl, unsigned char *cookie,  | 
    
    
    749  | 
     | 
     | 
        unsigned int *cookie_len)  | 
    
    
    750  | 
     | 
     | 
    { | 
    
    
    751  | 
     | 
     | 
    	unsigned char *buffer, result[EVP_MAX_MD_SIZE];  | 
    
    
    752  | 
     | 
     | 
    	unsigned int length, resultlength;  | 
    
    
    753  | 
     | 
     | 
    	union { | 
    
    
    754  | 
     | 
     | 
    		struct sockaddr sa;  | 
    
    
    755  | 
     | 
     | 
    		struct sockaddr_in s4;  | 
    
    
    756  | 
     | 
     | 
    		struct sockaddr_in6 s6;  | 
    
    
    757  | 
     | 
     | 
    	} peer;  | 
    
    
    758  | 
     | 
     | 
     | 
    
    
    759  | 
     | 
     | 
    	/* Initialize a random secret */  | 
    
    
    760  | 
     | 
     | 
    	if (!cookie_initialized) { | 
    
    
    761  | 
     | 
     | 
    		arc4random_buf(cookie_secret, COOKIE_SECRET_LENGTH);  | 
    
    
    762  | 
     | 
     | 
    		cookie_initialized = 1;  | 
    
    
    763  | 
     | 
     | 
    	}  | 
    
    
    764  | 
     | 
     | 
    	/* Read peer information */  | 
    
    
    765  | 
     | 
     | 
    	(void) BIO_dgram_get_peer(SSL_get_rbio(ssl), &peer);  | 
    
    
    766  | 
     | 
     | 
     | 
    
    
    767  | 
     | 
     | 
    	/* Create buffer with peer's address and port */  | 
    
    
    768  | 
     | 
     | 
    	length = 0;  | 
    
    
    769  | 
     | 
     | 
    	switch (peer.sa.sa_family) { | 
    
    
    770  | 
     | 
     | 
    	case AF_INET:  | 
    
    
    771  | 
     | 
     | 
    		length += sizeof(struct in_addr);  | 
    
    
    772  | 
     | 
     | 
    		length += sizeof(peer.s4.sin_port);  | 
    
    
    773  | 
     | 
     | 
    		break;  | 
    
    
    774  | 
     | 
     | 
    	case AF_INET6:  | 
    
    
    775  | 
     | 
     | 
    		length += sizeof(struct in6_addr);  | 
    
    
    776  | 
     | 
     | 
    		length += sizeof(peer.s6.sin6_port);  | 
    
    
    777  | 
     | 
     | 
    		break;  | 
    
    
    778  | 
     | 
     | 
    	default:  | 
    
    
    779  | 
     | 
     | 
    		OPENSSL_assert(0);  | 
    
    
    780  | 
     | 
     | 
    		break;  | 
    
    
    781  | 
     | 
     | 
    	}  | 
    
    
    782  | 
     | 
     | 
    	buffer = malloc(length);  | 
    
    
    783  | 
     | 
     | 
     | 
    
    
    784  | 
     | 
     | 
    	if (buffer == NULL) { | 
    
    
    785  | 
     | 
     | 
    		BIO_printf(bio_err, "out of memory\n");  | 
    
    
    786  | 
     | 
     | 
    		return 0;  | 
    
    
    787  | 
     | 
     | 
    	}  | 
    
    
    788  | 
     | 
     | 
    	switch (peer.sa.sa_family) { | 
    
    
    789  | 
     | 
     | 
    	case AF_INET:  | 
    
    
    790  | 
     | 
     | 
    		memcpy(buffer, &peer.s4.sin_port, sizeof(peer.s4.sin_port));  | 
    
    
    791  | 
     | 
     | 
    		memcpy(buffer + sizeof(peer.s4.sin_port),  | 
    
    
    792  | 
     | 
     | 
    		    &peer.s4.sin_addr, sizeof(struct in_addr));  | 
    
    
    793  | 
     | 
     | 
    		break;  | 
    
    
    794  | 
     | 
     | 
    	case AF_INET6:  | 
    
    
    795  | 
     | 
     | 
    		memcpy(buffer, &peer.s6.sin6_port, sizeof(peer.s6.sin6_port));  | 
    
    
    796  | 
     | 
     | 
    		memcpy(buffer + sizeof(peer.s6.sin6_port),  | 
    
    
    797  | 
     | 
     | 
    		    &peer.s6.sin6_addr, sizeof(struct in6_addr));  | 
    
    
    798  | 
     | 
     | 
    		break;  | 
    
    
    799  | 
     | 
     | 
    	default:  | 
    
    
    800  | 
     | 
     | 
    		OPENSSL_assert(0);  | 
    
    
    801  | 
     | 
     | 
    		break;  | 
    
    
    802  | 
     | 
     | 
    	}  | 
    
    
    803  | 
     | 
     | 
     | 
    
    
    804  | 
     | 
     | 
    	/* Calculate HMAC of buffer using the secret */  | 
    
    
    805  | 
     | 
     | 
    	HMAC(EVP_sha1(), cookie_secret, COOKIE_SECRET_LENGTH,  | 
    
    
    806  | 
     | 
     | 
    	    buffer, length, result, &resultlength);  | 
    
    
    807  | 
     | 
     | 
    	free(buffer);  | 
    
    
    808  | 
     | 
     | 
     | 
    
    
    809  | 
     | 
     | 
    	memcpy(cookie, result, resultlength);  | 
    
    
    810  | 
     | 
     | 
    	*cookie_len = resultlength;  | 
    
    
    811  | 
     | 
     | 
     | 
    
    
    812  | 
     | 
     | 
    	return 1;  | 
    
    
    813  | 
     | 
     | 
    }  | 
    
    
    814  | 
     | 
     | 
     | 
    
    
    815  | 
     | 
     | 
    int  | 
    
    
    816  | 
     | 
     | 
    verify_cookie_callback(SSL * ssl, unsigned char *cookie, unsigned int cookie_len)  | 
    
    
    817  | 
     | 
     | 
    { | 
    
    
    818  | 
     | 
     | 
    	unsigned char *buffer, result[EVP_MAX_MD_SIZE];  | 
    
    
    819  | 
     | 
     | 
    	unsigned int length, resultlength;  | 
    
    
    820  | 
     | 
     | 
    	union { | 
    
    
    821  | 
     | 
     | 
    		struct sockaddr sa;  | 
    
    
    822  | 
     | 
     | 
    		struct sockaddr_in s4;  | 
    
    
    823  | 
     | 
     | 
    		struct sockaddr_in6 s6;  | 
    
    
    824  | 
     | 
     | 
    	} peer;  | 
    
    
    825  | 
     | 
     | 
     | 
    
    
    826  | 
     | 
     | 
    	/* If secret isn't initialized yet, the cookie can't be valid */  | 
    
    
    827  | 
     | 
     | 
    	if (!cookie_initialized)  | 
    
    
    828  | 
     | 
     | 
    		return 0;  | 
    
    
    829  | 
     | 
     | 
     | 
    
    
    830  | 
     | 
     | 
    	/* Read peer information */  | 
    
    
    831  | 
     | 
     | 
    	(void) BIO_dgram_get_peer(SSL_get_rbio(ssl), &peer);  | 
    
    
    832  | 
     | 
     | 
     | 
    
    
    833  | 
     | 
     | 
    	/* Create buffer with peer's address and port */  | 
    
    
    834  | 
     | 
     | 
    	length = 0;  | 
    
    
    835  | 
     | 
     | 
    	switch (peer.sa.sa_family) { | 
    
    
    836  | 
     | 
     | 
    	case AF_INET:  | 
    
    
    837  | 
     | 
     | 
    		length += sizeof(struct in_addr);  | 
    
    
    838  | 
     | 
     | 
    		length += sizeof(peer.s4.sin_port);  | 
    
    
    839  | 
     | 
     | 
    		break;  | 
    
    
    840  | 
     | 
     | 
    	case AF_INET6:  | 
    
    
    841  | 
     | 
     | 
    		length += sizeof(struct in6_addr);  | 
    
    
    842  | 
     | 
     | 
    		length += sizeof(peer.s6.sin6_port);  | 
    
    
    843  | 
     | 
     | 
    		break;  | 
    
    
    844  | 
     | 
     | 
    	default:  | 
    
    
    845  | 
     | 
     | 
    		OPENSSL_assert(0);  | 
    
    
    846  | 
     | 
     | 
    		break;  | 
    
    
    847  | 
     | 
     | 
    	}  | 
    
    
    848  | 
     | 
     | 
    	buffer = malloc(length);  | 
    
    
    849  | 
     | 
     | 
     | 
    
    
    850  | 
     | 
     | 
    	if (buffer == NULL) { | 
    
    
    851  | 
     | 
     | 
    		BIO_printf(bio_err, "out of memory\n");  | 
    
    
    852  | 
     | 
     | 
    		return 0;  | 
    
    
    853  | 
     | 
     | 
    	}  | 
    
    
    854  | 
     | 
     | 
    	switch (peer.sa.sa_family) { | 
    
    
    855  | 
     | 
     | 
    	case AF_INET:  | 
    
    
    856  | 
     | 
     | 
    		memcpy(buffer, &peer.s4.sin_port, sizeof(peer.s4.sin_port));  | 
    
    
    857  | 
     | 
     | 
    		memcpy(buffer + sizeof(peer.s4.sin_port),  | 
    
    
    858  | 
     | 
     | 
    		    &peer.s4.sin_addr, sizeof(struct in_addr));  | 
    
    
    859  | 
     | 
     | 
    		break;  | 
    
    
    860  | 
     | 
     | 
    	case AF_INET6:  | 
    
    
    861  | 
     | 
     | 
    		memcpy(buffer, &peer.s6.sin6_port, sizeof(peer.s6.sin6_port));  | 
    
    
    862  | 
     | 
     | 
    		memcpy(buffer + sizeof(peer.s6.sin6_port),  | 
    
    
    863  | 
     | 
     | 
    		    &peer.s6.sin6_addr, sizeof(struct in6_addr));  | 
    
    
    864  | 
     | 
     | 
    		break;  | 
    
    
    865  | 
     | 
     | 
    	default:  | 
    
    
    866  | 
     | 
     | 
    		OPENSSL_assert(0);  | 
    
    
    867  | 
     | 
     | 
    		break;  | 
    
    
    868  | 
     | 
     | 
    	}  | 
    
    
    869  | 
     | 
     | 
     | 
    
    
    870  | 
     | 
     | 
    	/* Calculate HMAC of buffer using the secret */  | 
    
    
    871  | 
     | 
     | 
    	HMAC(EVP_sha1(), cookie_secret, COOKIE_SECRET_LENGTH,  | 
    
    
    872  | 
     | 
     | 
    	    buffer, length, result, &resultlength);  | 
    
    
    873  | 
     | 
     | 
    	free(buffer);  | 
    
    
    874  | 
     | 
     | 
     | 
    
    
    875  | 
     | 
     | 
    	if (cookie_len == resultlength &&  | 
    
    
    876  | 
     | 
     | 
    	    memcmp(result, cookie, resultlength) == 0)  | 
    
    
    877  | 
     | 
     | 
    		return 1;  | 
    
    
    878  | 
     | 
     | 
     | 
    
    
    879  | 
     | 
     | 
    	return 0;  | 
    
    
    880  | 
     | 
     | 
    }  |