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

/* apps/s_cb.c */
/* 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.]
 */

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

int verify_depth=0;
int verify_error=X509_V_OK;

int MS_CALLBACK verify_callback(ok, ctx)
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,256);
	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)
			{
			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,256);
		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_UTCTIME_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_UTCTIME_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(ctx, cert_file, key_file)
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_copy_parameters(X509_get_pubkey(x509),
				SSL_get_privatekey(ssl));
		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);
	}

long MS_CALLBACK bio_dump_cb(bio,cmd,argp,argi,argl,ret)
BIO *bio;
int cmd;
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 %08X [%08lX] (%d bytes => %ld (0x%X))\n",
			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 %08X [%08lX] (%d bytes => %ld (0x%X))\n",
			bio,argp,argi,ret,ret);
		BIO_dump(out,argp,(int)ret);
		}
	return(ret);
	}

void MS_CALLBACK apps_ssl_info_callback(s,where,ret)
SSL *s;
int where;
int ret;
	{
	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));
			}
		}
	}
Commit	Line	Data
d02b48c6	1	/* apps/s_cb.c */
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	*/
	58
	59	#include <stdio.h>
	60	#include <stdlib.h>
	61	#define USE_SOCKETS
	62	#define NON_MAIN
	63	#include "apps.h"
	64	#undef NON_MAIN
	65	#undef USE_SOCKETS
	66	#include "err.h"
67	#include "x509.h"
68	#include "ssl.h"
69	#include "s_apps.h"
70
71	int verify_depth=0;
72	int verify_error=X509_V_OK;
73
d02b48c6 RE	74	int MS_CALLBACK verify_callback(ok, ctx)
	75	int ok;
	76	X509_STORE_CTX *ctx;
	77	{
	78	char buf[256];
	79	X509 *err_cert;
	80	int err,depth;
	81
	82	err_cert=X509_STORE_CTX_get_current_cert(ctx);
	83	err= X509_STORE_CTX_get_error(ctx);
	84	depth= X509_STORE_CTX_get_error_depth(ctx);
	85
	86	X509_NAME_oneline(X509_get_subject_name(err_cert),buf,256);
	87	BIO_printf(bio_err,"depth=%d %s\n",depth,buf);
	88	if (!ok)
	89	{
	90	BIO_printf(bio_err,"verify error:num=%d:%s\n",err,
	91	X509_verify_cert_error_string(err));
	92	if (verify_depth >= depth)
	93	{
	94	ok=1;
	95	verify_error=X509_V_OK;
	96	}
	97	else
	98	{
	99	ok=0;
	100	verify_error=X509_V_ERR_CERT_CHAIN_TOO_LONG;
	101	}
	102	}
	103	switch (ctx->error)
	104	{
	105	case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
	106	X509_NAME_oneline(X509_get_issuer_name(ctx->current_cert),buf,256);
	107	BIO_printf(bio_err,"issuer= %s\n",buf);
	108	break;
	109	case X509_V_ERR_CERT_NOT_YET_VALID:
	110	case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
	111	BIO_printf(bio_err,"notBefore=");
	112	ASN1_UTCTIME_print(bio_err,X509_get_notBefore(ctx->current_cert));
	113	BIO_printf(bio_err,"\n");
	114	break;
	115	case X509_V_ERR_CERT_HAS_EXPIRED:
	116	case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
	117	BIO_printf(bio_err,"notAfter=");
	118	ASN1_UTCTIME_print(bio_err,X509_get_notAfter(ctx->current_cert));
	119	BIO_printf(bio_err,"\n");
	120	break;
	121	}
	122	BIO_printf(bio_err,"verify return:%d\n",ok);
	123	return(ok);
	124	}
	125
	126	int set_cert_stuff(ctx, cert_file, key_file)
	127	SSL_CTX *ctx;
	128	char *cert_file;
	129	char *key_file;
	130	{
	131	if (cert_file != NULL)
	132	{
dfeab068	133	/*
d02b48c6 RE	134	SSL *ssl;
d02b48c6 RE	135	X509 *x509;
dfeab068	136	*/
d02b48c6 RE	137
	138	if (SSL_CTX_use_certificate_file(ctx,cert_file,
	139	SSL_FILETYPE_PEM) <= 0)
	140	{
58964a49	141	BIO_printf(bio_err,"unable to get certificate from '%s'\n",cert_file);
d02b48c6 RE	142	ERR_print_errors(bio_err);
	143	return(0);
	144	}
	145	if (key_file == NULL) key_file=cert_file;
	146	if (SSL_CTX_use_PrivateKey_file(ctx,key_file,
	147	SSL_FILETYPE_PEM) <= 0)
	148	{
58964a49	149	BIO_printf(bio_err,"unable to get private key from '%s'\n",key_file);
d02b48c6 RE	150	ERR_print_errors(bio_err);
	151	return(0);
	152	}
	153
dfeab068 RE	154	/*
dfeab068 RE	155	In theory this is no longer needed
d02b48c6 RE	156	ssl=SSL_new(ctx);
	157	x509=SSL_get_certificate(ssl);
	158
	159	if (x509 != NULL)
	160	EVP_PKEY_copy_parameters(X509_get_pubkey(x509),
	161	SSL_get_privatekey(ssl));
	162	SSL_free(ssl);
dfeab068	163	*/
d02b48c6 RE	164
	165	/* If we are using DSA, we can copy the parameters from
	166	* the private key */
	167
	168
	169	/* Now we know that a key and cert have been set against
	170	* the SSL context */
	171	if (!SSL_CTX_check_private_key(ctx))
	172	{
	173	BIO_printf(bio_err,"Private key does not match the certificate public key\n");
	174	return(0);
	175	}
	176	}
	177	return(1);
	178	}
	179
	180	long MS_CALLBACK bio_dump_cb(bio,cmd,argp,argi,argl,ret)
	181	BIO *bio;
	182	int cmd;
	183	char *argp;
	184	int argi;
	185	long argl;
	186	long ret;
	187	{
	188	BIO *out;
	189
	190	out=(BIO *)BIO_get_callback_arg(bio);
	191	if (out == NULL) return(ret);
	192
	193	if (cmd == (BIO_CB_READ\|BIO_CB_RETURN))
	194	{
	195	BIO_printf(out,"read from %08X [%08lX] (%d bytes => %ld (0x%X))\n",
	196	bio,argp,argi,ret,ret);
	197	BIO_dump(out,argp,(int)ret);
	198	return(ret);
	199	}
	200	else if (cmd == (BIO_CB_WRITE\|BIO_CB_RETURN))
	201	{
	202	BIO_printf(out,"write to %08X [%08lX] (%d bytes => %ld (0x%X))\n",
	203	bio,argp,argi,ret,ret);
	204	BIO_dump(out,argp,(int)ret);
	205	}
	206	return(ret);
	207	}
	208
	209	void MS_CALLBACK apps_ssl_info_callback(s,where,ret)
	210	SSL *s;
	211	int where;
	212	int ret;
	213	{
	214	char *str;
	215	int w;
	216
	217	w=where& ~SSL_ST_MASK;
	218
	219	if (w & SSL_ST_CONNECT) str="SSL_connect";
	220	else if (w & SSL_ST_ACCEPT) str="SSL_accept";
	221	else str="undefined";
	222
	223	if (where & SSL_CB_LOOP)
	224	{
	225	BIO_printf(bio_err,"%s:%s\n",str,SSL_state_string_long(s));
	226	}
	227	else if (where & SSL_CB_ALERT)
228	{
229	str=(where & SSL_CB_READ)?"read":"write";
230	BIO_printf(bio_err,"SSL3 alert %s:%s:%s\n",
231	str,
232	SSL_alert_type_string_long(ret),
233	SSL_alert_desc_string_long(ret));
234	}
235	else if (where & SSL_CB_EXIT)
236	{
237	if (ret == 0)
238	BIO_printf(bio_err,"%s:failed in %s\n",
239	str,SSL_state_string_long(s));
240	else if (ret < 0)
241	{
242	BIO_printf(bio_err,"%s:error in %s\n",
243	str,SSL_state_string_long(s));
244	}
245	}
246	}
247