[thirdparty/openssl.git] / apps / s_cb.c

/* apps/s_cb.c - callback functions used by s_client, s_server, and s_time */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young (eay@cryptsoft.com).
 * The implementation was written so as to conform with Netscapes SSL.
 * 
 * This library is free for commercial and non-commercial use as long as
 * the following conditions are aheared to.  The following conditions
 * apply to all code found in this distribution, be it the RC4, RSA,
 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
 * included with this distribution is covered by the same copyright terms
 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
 * 
 * Copyright remains Eric Young's, and as such any Copyright notices in
 * the code are not to be removed.
 * If this package is used in a product, Eric Young should be given attribution
 * as the author of the parts of the library used.
 * This can be in the form of a textual message at program startup or
 * in documentation (online or textual) provided with the package.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    "This product includes cryptographic software written by
 *     Eric Young (eay@cryptsoft.com)"
 *    The word 'cryptographic' can be left out if the rouines from the library
 *    being used are not cryptographic related :-).
 * 4. If you include any Windows specific code (or a derivative thereof) from 
 *    the apps directory (application code) you must include an acknowledgement:
 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
 * 
 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * 
 * The licence and distribution terms for any publically available version or
 * derivative of this code cannot be changed.  i.e. this code cannot simply be
 * copied and put under another distribution licence
 * [including the GNU Public Licence.]
 */
/* ====================================================================
 * Copyright (c) 1998-2006 The OpenSSL Project.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. All advertising materials mentioning features or use of this
 *    software must display the following acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
 *
 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
 *    endorse or promote products derived from this software without
 *    prior written permission. For written permission, please contact
 *    openssl-core@openssl.org.
 *
 * 5. Products derived from this software may not be called "OpenSSL"
 *    nor may "OpenSSL" appear in their names without prior written
 *    permission of the OpenSSL Project.
 *
 * 6. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
 *
 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 * ====================================================================
 *
 * This product includes cryptographic software written by Eric Young
 * (eay@cryptsoft.com).  This product includes software written by Tim
 * Hudson (tjh@cryptsoft.com).
 *
 */

#include <stdio.h>
#include <stdlib.h>
#define USE_SOCKETS
#define NON_MAIN
#include "apps.h"
#undef NON_MAIN
#undef USE_SOCKETS
#include <openssl/err.h>
#include <openssl/x509.h>
#include <openssl/ssl.h>
#include "s_apps.h"

int verify_depth=0;
int verify_error=X509_V_OK;
int verify_return_error=0;

int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx)
	{
	char buf[256];
	X509 *err_cert;
	int err,depth;

	err_cert=X509_STORE_CTX_get_current_cert(ctx);
	err=	X509_STORE_CTX_get_error(ctx);
	depth=	X509_STORE_CTX_get_error_depth(ctx);

	X509_NAME_oneline(X509_get_subject_name(err_cert),buf,sizeof buf);
	BIO_printf(bio_err,"depth=%d %s\n",depth,buf);
	if (!ok)
		{
		BIO_printf(bio_err,"verify error:num=%d:%s\n",err,
			X509_verify_cert_error_string(err));
		if (verify_depth >= depth)
			{
			if (!verify_return_error)
				ok=1;
			verify_error=X509_V_OK;
			}
		else
			{
			ok=0;
			verify_error=X509_V_ERR_CERT_CHAIN_TOO_LONG;
			}
		}
	switch (ctx->error)
		{
	case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
		X509_NAME_oneline(X509_get_issuer_name(ctx->current_cert),buf,sizeof buf);
		BIO_printf(bio_err,"issuer= %s\n",buf);
		break;
	case X509_V_ERR_CERT_NOT_YET_VALID:
	case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
		BIO_printf(bio_err,"notBefore=");
		ASN1_TIME_print(bio_err,X509_get_notBefore(ctx->current_cert));
		BIO_printf(bio_err,"\n");
		break;
	case X509_V_ERR_CERT_HAS_EXPIRED:
	case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
		BIO_printf(bio_err,"notAfter=");
		ASN1_TIME_print(bio_err,X509_get_notAfter(ctx->current_cert));
		BIO_printf(bio_err,"\n");
		break;
		}
	BIO_printf(bio_err,"verify return:%d\n",ok);
	return(ok);
	}

int set_cert_stuff(SSL_CTX *ctx, char *cert_file, char *key_file)
	{
	if (cert_file != NULL)
		{
		/*
		SSL *ssl;
		X509 *x509;
		*/

		if (SSL_CTX_use_certificate_file(ctx,cert_file,
			SSL_FILETYPE_PEM) <= 0)
			{
			BIO_printf(bio_err,"unable to get certificate from '%s'\n",cert_file);
			ERR_print_errors(bio_err);
			return(0);
			}
		if (key_file == NULL) key_file=cert_file;
		if (SSL_CTX_use_PrivateKey_file(ctx,key_file,
			SSL_FILETYPE_PEM) <= 0)
			{
			BIO_printf(bio_err,"unable to get private key from '%s'\n",key_file);
			ERR_print_errors(bio_err);
			return(0);
			}

		/*
		In theory this is no longer needed 
		ssl=SSL_new(ctx);
		x509=SSL_get_certificate(ssl);

		if (x509 != NULL) {
			EVP_PKEY *pktmp;
			pktmp = X509_get_pubkey(x509);
			EVP_PKEY_copy_parameters(pktmp,
						SSL_get_privatekey(ssl));
			EVP_PKEY_free(pktmp);
		}
		SSL_free(ssl);
		*/

		/* If we are using DSA, we can copy the parameters from
		 * the private key */
		
		
		/* Now we know that a key and cert have been set against
		 * the SSL context */
		if (!SSL_CTX_check_private_key(ctx))
			{
			BIO_printf(bio_err,"Private key does not match the certificate public key\n");
			return(0);
			}
		}
	return(1);
	}

int set_cert_key_stuff(SSL_CTX *ctx, X509 *cert, EVP_PKEY *key)
	{
	if (cert ==  NULL)
		return 1;
	if (SSL_CTX_use_certificate(ctx,cert) <= 0)
		{
		BIO_printf(bio_err,"error setting certificate\n");
		ERR_print_errors(bio_err);
		return 0;
		}
	if (SSL_CTX_use_PrivateKey(ctx,key) <= 0)
		{
		BIO_printf(bio_err,"error setting private key\n");
		ERR_print_errors(bio_err);
		return 0;
		}

		
		/* Now we know that a key and cert have been set against
		 * the SSL context */
	if (!SSL_CTX_check_private_key(ctx))
		{
		BIO_printf(bio_err,"Private key does not match the certificate public key\n");
		return 0;
		}
	return 1;
	}

long MS_CALLBACK bio_dump_callback(BIO *bio, int cmd, const char *argp,
	int argi, long argl, long ret)
	{
	BIO *out;

	out=(BIO *)BIO_get_callback_arg(bio);
	if (out == NULL) return(ret);

	if (cmd == (BIO_CB_READ|BIO_CB_RETURN))
		{
		BIO_printf(out,"read from %p [%p] (%d bytes => %ld (0x%lX))\n",
 			(void *)bio,argp,argi,ret,ret);
		BIO_dump(out,argp,(int)ret);
		return(ret);
		}
	else if (cmd == (BIO_CB_WRITE|BIO_CB_RETURN))
		{
		BIO_printf(out,"write to %p [%p] (%d bytes => %ld (0x%lX))\n",
			(void *)bio,argp,argi,ret,ret);
		BIO_dump(out,argp,(int)ret);
		}
	return(ret);
	}

void MS_CALLBACK apps_ssl_info_callback(const SSL *s, int where, int ret)
	{
	const char *str;
	int w;

	w=where& ~SSL_ST_MASK;

	if (w & SSL_ST_CONNECT) str="SSL_connect";
	else if (w & SSL_ST_ACCEPT) str="SSL_accept";
	else str="undefined";

	if (where & SSL_CB_LOOP)
		{
		BIO_printf(bio_err,"%s:%s\n",str,SSL_state_string_long(s));
		}
	else if (where & SSL_CB_ALERT)
		{
		str=(where & SSL_CB_READ)?"read":"write";
		BIO_printf(bio_err,"SSL3 alert %s:%s:%s\n",
			str,
			SSL_alert_type_string_long(ret),
			SSL_alert_desc_string_long(ret));
		}
	else if (where & SSL_CB_EXIT)
		{
		if (ret == 0)
			BIO_printf(bio_err,"%s:failed in %s\n",
				str,SSL_state_string_long(s));
		else if (ret < 0)
			{
			BIO_printf(bio_err,"%s:error in %s\n",
				str,SSL_state_string_long(s));
			}
		}
	}


void MS_CALLBACK msg_cb(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg)
	{
	BIO *bio = arg;
	const char *str_write_p, *str_version, *str_content_type = "", *str_details1 = "", *str_details2= "";
	
	str_write_p = write_p ? ">>>" : "<<<";

	switch (version)
		{
	case SSL2_VERSION:
		str_version = "SSL 2.0";
		break;
	case SSL3_VERSION:
		str_version = "SSL 3.0 ";
		break;
	case TLS1_VERSION:
		str_version = "TLS 1.0 ";
		break;
	default:
		str_version = "???";
		}

	if (version == SSL2_VERSION)
		{
		str_details1 = "???";

		if (len > 0)
			{
			switch (((const unsigned char*)buf)[0])
				{
				case 0:
					str_details1 = ", ERROR:";
					str_details2 = " ???";
					if (len >= 3)
						{
						unsigned err = (((const unsigned char*)buf)[1]<<8) + ((const unsigned char*)buf)[2];
						
						switch (err)
							{
						case 0x0001:
							str_details2 = " NO-CIPHER-ERROR";
							break;
						case 0x0002:
							str_details2 = " NO-CERTIFICATE-ERROR";
							break;
						case 0x0004:
							str_details2 = " BAD-CERTIFICATE-ERROR";
							break;
						case 0x0006:
							str_details2 = " UNSUPPORTED-CERTIFICATE-TYPE-ERROR";
							break;
							}
						}

					break;
				case 1:
					str_details1 = ", CLIENT-HELLO";
					break;
				case 2:
					str_details1 = ", CLIENT-MASTER-KEY";
					break;
				case 3:
					str_details1 = ", CLIENT-FINISHED";
					break;
				case 4:
					str_details1 = ", SERVER-HELLO";
					break;
				case 5:
					str_details1 = ", SERVER-VERIFY";
					break;
				case 6:
					str_details1 = ", SERVER-FINISHED";
					break;
				case 7:
					str_details1 = ", REQUEST-CERTIFICATE";
					break;
				case 8:
					str_details1 = ", CLIENT-CERTIFICATE";
					break;
				}
			}
		}

	if (version == SSL3_VERSION || version == TLS1_VERSION)
		{
		switch (content_type)
			{
		case 20:
			str_content_type = "ChangeCipherSpec";
			break;
		case 21:
			str_content_type = "Alert";
			break;
		case 22:
			str_content_type = "Handshake";
			break;
			}

		if (content_type == 21) /* Alert */
			{
			str_details1 = ", ???";
			
			if (len == 2)
				{
				switch (((const unsigned char*)buf)[0])
					{
				case 1:
					str_details1 = ", warning";
					break;
				case 2:
					str_details1 = ", fatal";
					break;
					}

				str_details2 = " ???";
				switch (((const unsigned char*)buf)[1])
					{
				case 0:
					str_details2 = " close_notify";
					break;
				case 10:
					str_details2 = " unexpected_message";
					break;
				case 20:
					str_details2 = " bad_record_mac";
					break;
				case 21:
					str_details2 = " decryption_failed";
					break;
				case 22:
					str_details2 = " record_overflow";
					break;
				case 30:
					str_details2 = " decompression_failure";
					break;
				case 40:
					str_details2 = " handshake_failure";
					break;
				case 42:
					str_details2 = " bad_certificate";
					break;
				case 43:
					str_details2 = " unsupported_certificate";
					break;
				case 44:
					str_details2 = " certificate_revoked";
					break;
				case 45:
					str_details2 = " certificate_expired";
					break;
				case 46:
					str_details2 = " certificate_unknown";
					break;
				case 47:
					str_details2 = " illegal_parameter";
					break;
				case 48:
					str_details2 = " unknown_ca";
					break;
				case 49:
					str_details2 = " access_denied";
					break;
				case 50:
					str_details2 = " decode_error";
					break;
				case 51:
					str_details2 = " decrypt_error";
					break;
				case 60:
					str_details2 = " export_restriction";
					break;
				case 70:
					str_details2 = " protocol_version";
					break;
				case 71:
					str_details2 = " insufficient_security";
					break;
				case 80:
					str_details2 = " internal_error";
					break;
				case 90:
					str_details2 = " user_canceled";
					break;
				case 100:
					str_details2 = " no_renegotiation";
					break;
				case 110:
					str_details2 = " unsupported_extension";
					break;
				case 111:
					str_details2 = " certificate_unobtainable";
					break;
				case 112:
					str_details2 = " unrecognized_name";
					break;
				case 113:
					str_details2 = " bad_certificate_status_response";
					break;
				case 114:
					str_details2 = " bad_certificate_hash_value";
					break;
					}
				}
			}
		
		if (content_type == 22) /* Handshake */
			{
			str_details1 = "???";

			if (len > 0)
				{
				switch (((const unsigned char*)buf)[0])
					{
				case 0:
					str_details1 = ", HelloRequest";
					break;
				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);
	BIO_flush(bio);
	}
Commit	Line	Data
863fe2ec	1	/* apps/s_cb.c - callback functions used by s_client, s_server, and s_time */
58964a49	2	/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
d02b48c6 RE	3	* All rights reserved.
	4	*
	5	* This package is an SSL implementation written
	6	* by Eric Young (eay@cryptsoft.com).
	7	* The implementation was written so as to conform with Netscapes SSL.
	8	*
	9	* This library is free for commercial and non-commercial use as long as
	10	* the following conditions are aheared to. The following conditions
	11	* apply to all code found in this distribution, be it the RC4, RSA,
	12	* lhash, DES, etc., code; not just the SSL code. The SSL documentation
	13	* included with this distribution is covered by the same copyright terms
	14	* except that the holder is Tim Hudson (tjh@cryptsoft.com).
	15	*
	16	* Copyright remains Eric Young's, and as such any Copyright notices in
	17	* the code are not to be removed.
	18	* If this package is used in a product, Eric Young should be given attribution
	19	* as the author of the parts of the library used.
	20	* This can be in the form of a textual message at program startup or
	21	* in documentation (online or textual) provided with the package.
	22	*
	23	* Redistribution and use in source and binary forms, with or without
	24	* modification, are permitted provided that the following conditions
	25	* are met:
	26	* 1. Redistributions of source code must retain the copyright
	27	* notice, this list of conditions and the following disclaimer.
	28	* 2. Redistributions in binary form must reproduce the above copyright
	29	* notice, this list of conditions and the following disclaimer in the
	30	* documentation and/or other materials provided with the distribution.
	31	* 3. All advertising materials mentioning features or use of this software
	32	* must display the following acknowledgement:
	33	* "This product includes cryptographic software written by
	34	* Eric Young (eay@cryptsoft.com)"
	35	* The word 'cryptographic' can be left out if the rouines from the library
	36	* being used are not cryptographic related :-).
	37	* 4. If you include any Windows specific code (or a derivative thereof) from
	38	* the apps directory (application code) you must include an acknowledgement:
	39	* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
	40	*
	41	* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
	42	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	43	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	44	* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
	45	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	46	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	47	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	48	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	49	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	50	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	51	* SUCH DAMAGE.
	52	*
	53	* The licence and distribution terms for any publically available version or
	54	* derivative of this code cannot be changed. i.e. this code cannot simply be
	55	* copied and put under another distribution licence
	56	* [including the GNU Public Licence.]
	57	*/
a661b653	58	/* ====================================================================
241520e6	59	* Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
a661b653 BM	60	*
	61	* Redistribution and use in source and binary forms, with or without
	62	* modification, are permitted provided that the following conditions
	63	* are met:
	64	*
	65	* 1. Redistributions of source code must retain the above copyright
	66	* notice, this list of conditions and the following disclaimer.
	67	*
	68	* 2. Redistributions in binary form must reproduce the above copyright
	69	* notice, this list of conditions and the following disclaimer in
	70	* the documentation and/or other materials provided with the
	71	* distribution.
	72	*
	73	* 3. All advertising materials mentioning features or use of this
	74	* software must display the following acknowledgment:
	75	* "This product includes software developed by the OpenSSL Project
	76	* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
	77	*
	78	* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
	79	* endorse or promote products derived from this software without
	80	* prior written permission. For written permission, please contact
	81	* openssl-core@openssl.org.
	82	*
	83	* 5. Products derived from this software may not be called "OpenSSL"
	84	* nor may "OpenSSL" appear in their names without prior written
	85	* permission of the OpenSSL Project.
	86	*
	87	* 6. Redistributions of any form whatsoever must retain the following
	88	* acknowledgment:
	89	* "This product includes software developed by the OpenSSL Project
	90	* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
	91	*
	92	* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
	93	* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	94	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
	95	* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
	96	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	97	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	98	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
	99	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	100	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
	101	* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	102	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
	103	* OF THE POSSIBILITY OF SUCH DAMAGE.
	104	* ====================================================================
	105	*
	106	* This product includes cryptographic software written by Eric Young
	107	* (eay@cryptsoft.com). This product includes software written by Tim
	108	* Hudson (tjh@cryptsoft.com).
	109	*
	110	*/
d02b48c6 RE	111
	112	#include <stdio.h>
	113	#include <stdlib.h>
	114	#define USE_SOCKETS
	115	#define NON_MAIN
	116	#include "apps.h"
	117	#undef NON_MAIN
	118	#undef USE_SOCKETS
ec577822 BM	119	#include <openssl/err.h>
	120	#include <openssl/x509.h>
	121	#include <openssl/ssl.h>
d02b48c6 RE	122	#include "s_apps.h"
	123
	124	int verify_depth=0;
	125	int verify_error=X509_V_OK;
5d20c4fb	126	int verify_return_error=0;
d02b48c6	127
6b691a5c	128	int MS_CALLBACK verify_callback(int ok, X509_STORE_CTX *ctx)
d02b48c6 RE	129	{
	130	char buf[256];
	131	X509 *err_cert;
	132	int err,depth;
	133
	134	err_cert=X509_STORE_CTX_get_current_cert(ctx);
	135	err= X509_STORE_CTX_get_error(ctx);
	136	depth= X509_STORE_CTX_get_error_depth(ctx);
	137
54a656ef	138	X509_NAME_oneline(X509_get_subject_name(err_cert),buf,sizeof buf);
d02b48c6 RE	139	BIO_printf(bio_err,"depth=%d %s\n",depth,buf);
	140	if (!ok)
	141	{
	142	BIO_printf(bio_err,"verify error:num=%d:%s\n",err,
	143	X509_verify_cert_error_string(err));
	144	if (verify_depth >= depth)
	145	{
5d20c4fb DSH	146	if (!verify_return_error)
5d20c4fb DSH	147	ok=1;
d02b48c6 RE	148	verify_error=X509_V_OK;
	149	}
	150	else
	151	{
	152	ok=0;
	153	verify_error=X509_V_ERR_CERT_CHAIN_TOO_LONG;
	154	}
	155	}
	156	switch (ctx->error)
	157	{
	158	case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
54a656ef	159	X509_NAME_oneline(X509_get_issuer_name(ctx->current_cert),buf,sizeof buf);
d02b48c6 RE	160	BIO_printf(bio_err,"issuer= %s\n",buf);
	161	break;
	162	case X509_V_ERR_CERT_NOT_YET_VALID:
	163	case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
	164	BIO_printf(bio_err,"notBefore=");
9b5cc156	165	ASN1_TIME_print(bio_err,X509_get_notBefore(ctx->current_cert));
d02b48c6 RE	166	BIO_printf(bio_err,"\n");
	167	break;
	168	case X509_V_ERR_CERT_HAS_EXPIRED:
	169	case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
	170	BIO_printf(bio_err,"notAfter=");
9b5cc156	171	ASN1_TIME_print(bio_err,X509_get_notAfter(ctx->current_cert));
d02b48c6 RE	172	BIO_printf(bio_err,"\n");
	173	break;
	174	}
	175	BIO_printf(bio_err,"verify return:%d\n",ok);
	176	return(ok);
	177	}
	178
6b691a5c	179	int set_cert_stuff(SSL_CTX ctx, char cert_file, char *key_file)
d02b48c6 RE	180	{
	181	if (cert_file != NULL)
	182	{
dfeab068	183	/*
d02b48c6 RE	184	SSL *ssl;
d02b48c6 RE	185	X509 *x509;
dfeab068	186	*/
d02b48c6 RE	187
	188	if (SSL_CTX_use_certificate_file(ctx,cert_file,
	189	SSL_FILETYPE_PEM) <= 0)
	190	{
58964a49	191	BIO_printf(bio_err,"unable to get certificate from '%s'\n",cert_file);
d02b48c6 RE	192	ERR_print_errors(bio_err);
	193	return(0);
	194	}
	195	if (key_file == NULL) key_file=cert_file;
	196	if (SSL_CTX_use_PrivateKey_file(ctx,key_file,
	197	SSL_FILETYPE_PEM) <= 0)
	198	{
58964a49	199	BIO_printf(bio_err,"unable to get private key from '%s'\n",key_file);
d02b48c6 RE	200	ERR_print_errors(bio_err);
	201	return(0);
	202	}
	203
dfeab068 RE	204	/*
dfeab068 RE	205	In theory this is no longer needed
d02b48c6 RE	206	ssl=SSL_new(ctx);
	207	x509=SSL_get_certificate(ssl);
	208
a8236c8c DSH	209	if (x509 != NULL) {
	210	EVP_PKEY *pktmp;
	211	pktmp = X509_get_pubkey(x509);
	212	EVP_PKEY_copy_parameters(pktmp,
	213	SSL_get_privatekey(ssl));
	214	EVP_PKEY_free(pktmp);
	215	}
d02b48c6	216	SSL_free(ssl);
dfeab068	217	*/
d02b48c6 RE	218
	219	/* If we are using DSA, we can copy the parameters from
	220	* the private key */
	221
	222
	223	/* Now we know that a key and cert have been set against
	224	* the SSL context */
	225	if (!SSL_CTX_check_private_key(ctx))
	226	{
	227	BIO_printf(bio_err,"Private key does not match the certificate public key\n");
	228	return(0);
	229	}
	230	}
	231	return(1);
	232	}
	233
826a42a0 DSH	234	int set_cert_key_stuff(SSL_CTX ctx, X509 cert, EVP_PKEY *key)
826a42a0 DSH	235	{
abbc186b DSH	236	if (cert == NULL)
abbc186b DSH	237	return 1;
826a42a0 DSH	238	if (SSL_CTX_use_certificate(ctx,cert) <= 0)
	239	{
	240	BIO_printf(bio_err,"error setting certificate\n");
	241	ERR_print_errors(bio_err);
	242	return 0;
	243	}
	244	if (SSL_CTX_use_PrivateKey(ctx,key) <= 0)
	245	{
	246	BIO_printf(bio_err,"error setting private key\n");
	247	ERR_print_errors(bio_err);
	248	return 0;
	249	}
	250
	251
	252	/* Now we know that a key and cert have been set against
	253	* the SSL context */
	254	if (!SSL_CTX_check_private_key(ctx))
	255	{
	256	BIO_printf(bio_err,"Private key does not match the certificate public key\n");
	257	return 0;
	258	}
	259	return 1;
	260	}
	261
25495640 RL	262	long MS_CALLBACK bio_dump_callback(BIO bio, int cmd, const char argp,
25495640 RL	263	int argi, long argl, long ret)
d02b48c6 RE	264	{
	265	BIO *out;
	266
	267	out=(BIO *)BIO_get_callback_arg(bio);
	268	if (out == NULL) return(ret);
	269
	270	if (cmd == (BIO_CB_READ\|BIO_CB_RETURN))
	271	{
3ae70939	272	BIO_printf(out,"read from %p [%p] (%d bytes => %ld (0x%lX))\n",
fadd2246	273	(void *)bio,argp,argi,ret,ret);
d02b48c6 RE	274	BIO_dump(out,argp,(int)ret);
	275	return(ret);
	276	}
	277	else if (cmd == (BIO_CB_WRITE\|BIO_CB_RETURN))
	278	{
3ae70939	279	BIO_printf(out,"write to %p [%p] (%d bytes => %ld (0x%lX))\n",
fadd2246	280	(void *)bio,argp,argi,ret,ret);
d02b48c6 RE	281	BIO_dump(out,argp,(int)ret);
	282	}
	283	return(ret);
	284	}
	285
45d87a1f	286	void MS_CALLBACK apps_ssl_info_callback(const SSL *s, int where, int ret)
d02b48c6	287	{
7d727231	288	const char *str;
d02b48c6 RE	289	int w;
	290
	291	w=where& ~SSL_ST_MASK;
	292
	293	if (w & SSL_ST_CONNECT) str="SSL_connect";
	294	else if (w & SSL_ST_ACCEPT) str="SSL_accept";
	295	else str="undefined";
	296
	297	if (where & SSL_CB_LOOP)
	298	{
	299	BIO_printf(bio_err,"%s:%s\n",str,SSL_state_string_long(s));
	300	}
	301	else if (where & SSL_CB_ALERT)
	302	{
	303	str=(where & SSL_CB_READ)?"read":"write";
	304	BIO_printf(bio_err,"SSL3 alert %s:%s:%s\n",
	305	str,
	306	SSL_alert_type_string_long(ret),
	307	SSL_alert_desc_string_long(ret));
	308	}
	309	else if (where & SSL_CB_EXIT)
	310	{
	311	if (ret == 0)
	312	BIO_printf(bio_err,"%s:failed in %s\n",
	313	str,SSL_state_string_long(s));
	314	else if (ret < 0)
	315	{
	316	BIO_printf(bio_err,"%s:error in %s\n",
	317	str,SSL_state_string_long(s));
	318	}
	319	}
	320	}
	321
a661b653 BM	322
	323	void MS_CALLBACK msg_cb(int write_p, int version, int content_type, const void buf, size_t len, SSL ssl, void *arg)
	324	{
	325	BIO *bio = arg;
	326	const char str_write_p, str_version, str_content_type = "", str_details1 = "", *str_details2= "";
	327
	328	str_write_p = write_p ? ">>>" : "<<<";
	329
	330	switch (version)
	331	{
	332	case SSL2_VERSION:
	333	str_version = "SSL 2.0";
	334	break;
	335	case SSL3_VERSION:
	336	str_version = "SSL 3.0 ";
	337	break;
	338	case TLS1_VERSION:
	339	str_version = "TLS 1.0 ";
	340	break;
	341	default:
	342	str_version = "???";
	343	}
	344
29e0c30c BM	345	if (version == SSL2_VERSION)
	346	{
	347	str_details1 = "???";
	348
	349	if (len > 0)
	350	{
7d727231	351	switch (((const unsigned char*)buf)[0])
29e0c30c BM	352	{
	353	case 0:
	354	str_details1 = ", ERROR:";
	355	str_details2 = " ???";
	356	if (len >= 3)
	357	{
7d727231	358	unsigned err = (((const unsigned char)buf)[1]<<8) + ((const unsigned char)buf)[2];
29e0c30c BM	359
	360	switch (err)
	361	{
	362	case 0x0001:
	363	str_details2 = " NO-CIPHER-ERROR";
	364	break;
	365	case 0x0002:
	366	str_details2 = " NO-CERTIFICATE-ERROR";
	367	break;
	368	case 0x0004:
	369	str_details2 = " BAD-CERTIFICATE-ERROR";
	370	break;
	371	case 0x0006:
	372	str_details2 = " UNSUPPORTED-CERTIFICATE-TYPE-ERROR";
	373	break;
	374	}
	375	}
	376
	377	break;
	378	case 1:
	379	str_details1 = ", CLIENT-HELLO";
	380	break;
	381	case 2:
	382	str_details1 = ", CLIENT-MASTER-KEY";
	383	break;
	384	case 3:
	385	str_details1 = ", CLIENT-FINISHED";
	386	break;
	387	case 4:
	388	str_details1 = ", SERVER-HELLO";
	389	break;
	390	case 5:
	391	str_details1 = ", SERVER-VERIFY";
	392	break;
	393	case 6:
	394	str_details1 = ", SERVER-FINISHED";
	395	break;
	396	case 7:
	397	str_details1 = ", REQUEST-CERTIFICATE";
	398	break;
	399	case 8:
	400	str_details1 = ", CLIENT-CERTIFICATE";
	401	break;
	402	}
	403	}
	404	}
	405
a661b653 BM	406	if (version == SSL3_VERSION \|\| version == TLS1_VERSION)
	407	{
	408	switch (content_type)
	409	{
	410	case 20:
	411	str_content_type = "ChangeCipherSpec";
	412	break;
	413	case 21:
	414	str_content_type = "Alert";
	415	break;
	416	case 22:
	417	str_content_type = "Handshake";
	418	break;
	419	}
	420
	421	if (content_type == 21) /* Alert */
	422	{
	423	str_details1 = ", ???";
	424
	425	if (len == 2)
	426	{
7d727231	427	switch (((const unsigned char*)buf)[0])
a661b653 BM	428	{
	429	case 1:
	430	str_details1 = ", warning";
	431	break;
	432	case 2:
	433	str_details1 = ", fatal";
	434	break;
	435	}
	436
	437	str_details2 = " ???";
7d727231	438	switch (((const unsigned char*)buf)[1])
a661b653 BM	439	{
	440	case 0:
	441	str_details2 = " close_notify";
	442	break;
	443	case 10:
	444	str_details2 = " unexpected_message";
	445	break;
	446	case 20:
	447	str_details2 = " bad_record_mac";
	448	break;
	449	case 21:
	450	str_details2 = " decryption_failed";
	451	break;
	452	case 22:
	453	str_details2 = " record_overflow";
	454	break;
	455	case 30:
	456	str_details2 = " decompression_failure";
	457	break;
	458	case 40:
	459	str_details2 = " handshake_failure";
	460	break;
	461	case 42:
	462	str_details2 = " bad_certificate";
	463	break;
	464	case 43:
	465	str_details2 = " unsupported_certificate";
	466	break;
	467	case 44:
	468	str_details2 = " certificate_revoked";
	469	break;
	470	case 45:
	471	str_details2 = " certificate_expired";
	472	break;
	473	case 46:
	474	str_details2 = " certificate_unknown";
	475	break;
	476	case 47:
	477	str_details2 = " illegal_parameter";
	478	break;
	479	case 48:
	480	str_details2 = " unknown_ca";
	481	break;
	482	case 49:
	483	str_details2 = " access_denied";
	484	break;
	485	case 50:
	486	str_details2 = " decode_error";
	487	break;
	488	case 51:
	489	str_details2 = " decrypt_error";
	490	break;
	491	case 60:
	492	str_details2 = " export_restriction";
	493	break;
	494	case 70:
	495	str_details2 = " protocol_version";
	496	break;
	497	case 71:
	498	str_details2 = " insufficient_security";
	499	break;
	500	case 80:
	501	str_details2 = " internal_error";
	502	break;
503	case 90:
504	str_details2 = " user_canceled";
505	break;
506	case 100:
507	str_details2 = " no_renegotiation";
508	break;
241520e6 BM	509	case 110:
	510	str_details2 = " unsupported_extension";
	511	break;
	512	case 111:
	513	str_details2 = " certificate_unobtainable";
	514	break;
	515	case 112:
	516	str_details2 = " unrecognized_name";
	517	break;
	518	case 113:
	519	str_details2 = " bad_certificate_status_response";
	520	break;
	521	case 114:
	522	str_details2 = " bad_certificate_hash_value";
	523	break;
a661b653 BM	524	}
	525	}
	526	}
	527
	528	if (content_type == 22) /* Handshake */
	529	{
	530	str_details1 = "???";
	531
	532	if (len > 0)
	533	{
7d727231	534	switch (((const unsigned char*)buf)[0])
a661b653 BM	535	{
	536	case 0:
	537	str_details1 = ", HelloRequest";
	538	break;
	539	case 1:
	540	str_details1 = ", ClientHello";
	541	break;
	542	case 2:
	543	str_details1 = ", ServerHello";
	544	break;
	545	case 11:
	546	str_details1 = ", Certificate";
	547	break;
	548	case 12:
	549	str_details1 = ", ServerKeyExchange";
	550	break;
	551	case 13:
	552	str_details1 = ", CertificateRequest";
	553	break;
	554	case 14:
	555	str_details1 = ", ServerHelloDone";
	556	break;
	557	case 15:
	558	str_details1 = ", CertificateVerify";
	559	break;
	560	case 16:
	561	str_details1 = ", ClientKeyExchange";
	562	break;
	563	case 20:
	564	str_details1 = ", Finished";
	565	break;
	566	}
	567	}
	568	}
	569	}
	570
	571	BIO_printf(bio, "%s %s%s [length %04lx]%s%s\n", str_write_p, str_version, str_content_type, (unsigned long)len, str_details1, str_details2);
	572
	573	if (len > 0)
	574	{
	575	size_t num, i;
	576
	577	BIO_printf(bio, " ");
	578	num = len;
	579	#if 0
	580	if (num > 16)
	581	num = 16;
	582	#endif
	583	for (i = 0; i < num; i++)
	584	{
	585	if (i % 16 == 0 && i > 0)
	586	BIO_printf(bio, "\n ");
7d727231	587	BIO_printf(bio, " %02x", ((const unsigned char*)buf)[i]);
a661b653 BM	588	}
	589	if (i < len)
	590	BIO_printf(bio, " ...");
	591	BIO_printf(bio, "\n");
	592	}
710069c1	593	(void)BIO_flush(bio);
a661b653	594	}
6434abbf DSH	595
	596	void MS_CALLBACK tlsext_cb(SSL *s, int client_server, int type,
	597	unsigned char *data, int len,
	598	void *arg)
	599	{
	600	BIO *bio = arg;
	601	char *extname;
	602
	603	switch(type)
	604	{
	605	case TLSEXT_TYPE_server_name:
	606	extname = "server name";
	607	break;
	608
	609	case TLSEXT_TYPE_max_fragment_length:
	610	extname = "max fragment length";
	611	break;
	612
	613	case TLSEXT_TYPE_client_certificate_url:
	614	extname = "client certificate URL";
	615	break;
	616
	617	case TLSEXT_TYPE_trusted_ca_keys:
	618	extname = "trusted CA keys";
	619	break;
	620
	621	case TLSEXT_TYPE_truncated_hmac:
	622	extname = "truncated HMAC";
	623	break;
	624
	625	case TLSEXT_TYPE_status_request:
	626	extname = "status request";
	627	break;
	628
	629	case TLSEXT_TYPE_elliptic_curves:
	630	extname = "elliptic curves";
	631	break;
	632
	633	case TLSEXT_TYPE_ec_point_formats:
	634	extname = "EC point formats";
	635	break;
	636
	637	case TLSEXT_TYPE_session_ticket:
	638	extname = "server ticket";
	639	break;
	640
	641
	642	default:
	643	extname = "unknown";
	644	break;
	645
	646	}
	647
	648	BIO_printf(bio, "TLS %s extension \"%s\" (id=%d), len=%d\n",
	649	client_server ? "server": "client",
	650	extname, type, len);
710069c1	651	BIO_dump(bio, (char *)data, len);
6434abbf DSH	652	BIO_flush(bio);
6434abbf DSH	653	}