connectors/jni/native/include/ssl_private.h - tomcat55 - Git at Google

 /* Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.
  * The ASF licenses this file to You under the Apache License, Version 2.0
  * (the "License"); you may not use this file except in compliance with
  * the License.  You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 /*
  *
  * @author Mladen Turk
  * @version $Revision$, $Date$
  */

 #ifndef SSL_PRIVATE_H
 #define SSL_PRIVATE_H

 /* Exclude unused OpenSSL features
  * even if the OpenSSL supports them
  */
 #ifndef OPENSSL_NO_IDEA
 #define OPENSSL_NO_IDEA
 #endif
 #ifndef OPENSSL_NO_KRB5
 #define OPENSSL_NO_KRB5
 #endif
 #ifndef OPENSSL_NO_MDC2
 #define OPENSSL_NO_MDC2
 #endif
 #ifndef OPENSSL_NO_RC5
 #define OPENSSL_NO_RC5
 #endif

 /* OpenSSL headers */
 #include <openssl/ssl.h>
 #include <openssl/err.h>
 #include <openssl/x509.h>
 #include <openssl/pem.h>
 #include <openssl/crypto.h>
 #include <openssl/evp.h>
 #include <openssl/rand.h>
 #include <openssl/x509v3.h>
 #include <openssl/md5.h>
 /* Avoid tripping over an engine build installed globally and detected
  * when the user points at an explicit non-engine flavor of OpenSSL
  */
 #ifndef OPENSSL_NO_ENGINE
 #include <openssl/engine.h>
 #endif

 #ifndef RAND_MAX
 #include <limits.h>
 #define RAND_MAX INT_MAX
 #endif

 #define SSL_ALGO_UNKNOWN (0)
 #define SSL_ALGO_RSA     (1<<0)
 #define SSL_ALGO_DSA     (1<<1)
 #define SSL_ALGO_ALL     (SSL_ALGO_RSA|SSL_ALGO_DSA)

 #define SSL_AIDX_RSA     (0)
 #define SSL_AIDX_DSA     (1)
 #define SSL_AIDX_MAX     (2)

 /*
  * Define IDs for the temporary RSA keys and DH params
  */

 #define SSL_TMP_KEY_RSA_512     (0)
 #define SSL_TMP_KEY_RSA_1024    (1)
 #define SSL_TMP_KEY_RSA_2048    (2)
 #define SSL_TMP_KEY_RSA_4096    (3)
 #define SSL_TMP_KEY_DH_512      (4)
 #define SSL_TMP_KEY_DH_1024     (5)
 #define SSL_TMP_KEY_DH_2048     (6)
 #define SSL_TMP_KEY_DH_4096     (7)
 #define SSL_TMP_KEY_MAX         (8)

 #define SSL_CRT_FORMAT_UNDEF    (0)
 #define SSL_CRT_FORMAT_ASN1     (1)
 #define SSL_CRT_FORMAT_TEXT     (2)
 #define SSL_CRT_FORMAT_PEM      (3)
 #define SSL_CRT_FORMAT_NETSCAPE (4)
 #define SSL_CRT_FORMAT_PKCS12   (5)
 #define SSL_CRT_FORMAT_SMIME    (6)
 #define SSL_CRT_FORMAT_ENGINE   (7)
 /* XXX this stupid macro helps us to avoid
  * adding yet another param to load_*key()
  */
 #define SSL_KEY_FORMAT_IISSGC   (8)

 /*
  * Define the SSL options
  */
 #define SSL_OPT_NONE            (0)
 #define SSL_OPT_RELSET          (1<<0)
 #define SSL_OPT_STDENVVARS      (1<<1)
 #define SSL_OPT_EXPORTCERTDATA  (1<<3)
 #define SSL_OPT_FAKEBASICAUTH   (1<<4)
 #define SSL_OPT_STRICTREQUIRE   (1<<5)
 #define SSL_OPT_OPTRENEGOTIATE  (1<<6)
 #define SSL_OPT_ALL             (SSL_OPT_STDENVVARS|SSL_OPT_EXPORTCERTDATA|SSL_OPT_FAKEBASICAUTH|SSL_OPT_STRICTREQUIRE|SSL_OPT_OPTRENEGOTIATE)

 /*
  * Define the SSL Protocol options
  */
 #define SSL_PROTOCOL_NONE       (0)
 #define SSL_PROTOCOL_SSLV2      (1<<0)
 #define SSL_PROTOCOL_SSLV3      (1<<1)
 #define SSL_PROTOCOL_TLSV1      (1<<2)
 #define SSL_PROTOCOL_ALL        (SSL_PROTOCOL_SSLV2|SSL_PROTOCOL_SSLV3|SSL_PROTOCOL_TLSV1)

 #define SSL_MODE_CLIENT         (0)
 #define SSL_MODE_SERVER         (1)
 #define SSL_MODE_COMBINED       (2)

 #define SSL_BIO_FLAG_RDONLY     (1<<0)
 #define SSL_BIO_FLAG_CALLBACK   (1<<1)
 #define SSL_DEFAULT_CACHE_SIZE  (256)
 #define SSL_DEFAULT_VHOST_NAME  ("_default_:443")
 #define SSL_MAX_STR_LEN         (2048)
 #define SSL_MAX_PASSWORD_LEN    (256)

 #define SSL_CVERIFY_UNSET           (-1)
 #define SSL_CVERIFY_NONE            (0)
 #define SSL_CVERIFY_OPTIONAL        (1)
 #define SSL_CVERIFY_REQUIRE         (2)
 #define SSL_CVERIFY_OPTIONAL_NO_CA  (3)
 #define SSL_VERIFY_PEER_STRICT      (SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT)

 #define SSL_SHUTDOWN_TYPE_UNSET     (0)
 #define SSL_SHUTDOWN_TYPE_STANDARD  (1)
 #define SSL_SHUTDOWN_TYPE_UNCLEAN   (2)
 #define SSL_SHUTDOWN_TYPE_ACCURATE  (3)

 #define SSL_TO_APR_ERROR(X)         (APR_OS_START_USERERR + 1000 + X)

 #define SSL_INFO_SESSION_ID                 (0x0001)
 #define SSL_INFO_CIPHER                     (0x0002)
 #define SSL_INFO_CIPHER_USEKEYSIZE          (0x0003)
 #define SSL_INFO_CIPHER_ALGKEYSIZE          (0x0004)
 #define SSL_INFO_CIPHER_VERSION             (0x0005)
 #define SSL_INFO_CIPHER_DESCRIPTION         (0x0006)
 #define SSL_INFO_PROTOCOL                   (0x0007)

 #define SSL_INFO_CLIENT_S_DN                (0x0010)
 #define SSL_INFO_CLIENT_I_DN                (0x0020)
 #define SSL_INFO_SERVER_S_DN                (0x0040)
 #define SSL_INFO_SERVER_I_DN                (0x0080)

 #define SSL_INFO_DN_COUNTRYNAME             (0x0001)
 #define SSL_INFO_DN_STATEORPROVINCENAME     (0x0002)
 #define SSL_INFO_DN_LOCALITYNAME            (0x0003)
 #define SSL_INFO_DN_ORGANIZATIONNAME        (0x0004)
 #define SSL_INFO_DN_ORGANIZATIONALUNITNAME  (0x0005)
 #define SSL_INFO_DN_COMMONNAME              (0x0006)
 #define SSL_INFO_DN_TITLE                   (0x0007)
 #define SSL_INFO_DN_INITIALS                (0x0008)
 #define SSL_INFO_DN_GIVENNAME               (0x0009)
 #define SSL_INFO_DN_SURNAME                 (0x000A)
 #define SSL_INFO_DN_DESCRIPTION             (0x000B)
 #define SSL_INFO_DN_UNIQUEIDENTIFIER        (0x000C)
 #define SSL_INFO_DN_EMAILADDRESS            (0x000D)

 #define SSL_INFO_CLIENT_MASK                (0x0100)

 #define SSL_INFO_CLIENT_M_VERSION           (0x0101)
 #define SSL_INFO_CLIENT_M_SERIAL            (0x0102)
 #define SSL_INFO_CLIENT_V_START             (0x0103)
 #define SSL_INFO_CLIENT_V_END               (0x0104)
 #define SSL_INFO_CLIENT_A_SIG               (0x0105)
 #define SSL_INFO_CLIENT_A_KEY               (0x0106)
 #define SSL_INFO_CLIENT_CERT                (0x0107)
 #define SSL_INFO_CLIENT_V_REMAIN            (0x0108)

 #define SSL_INFO_SERVER_MASK                (0x0200)

 #define SSL_INFO_SERVER_M_VERSION           (0x0201)
 #define SSL_INFO_SERVER_M_SERIAL            (0x0202)
 #define SSL_INFO_SERVER_V_START             (0x0203)
 #define SSL_INFO_SERVER_V_END               (0x0204)
 #define SSL_INFO_SERVER_A_SIG               (0x0205)
 #define SSL_INFO_SERVER_A_KEY               (0x0206)
 #define SSL_INFO_SERVER_CERT                (0x0207)
 #define SSL_INFO_CLIENT_CERT_CHAIN          (0x0400)

 #define SSL_VERIFY_ERROR_IS_OPTIONAL(errnum) \
    ((errnum == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) \
     || (errnum == X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN) \
     || (errnum == X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY) \
     || (errnum == X509_V_ERR_CERT_UNTRUSTED) \
     || (errnum == X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE))


 #define SSL_DEFAULT_PASS_PROMPT "Some of your private key files are encrypted for security reasons.\n"  \
                                 "In order to read them you have to provide the pass phrases.\n"         \
                                 "Enter password :"

 extern void *SSL_temp_keys[SSL_TMP_KEY_MAX];

 typedef struct {
     /* client can have any number of cert/key pairs */
     const char  *cert_file;
     const char  *cert_path;
     STACK_OF(X509_INFO) *certs;
 } ssl_pkc_t;

 typedef struct tcn_ssl_ctxt_t tcn_ssl_ctxt_t;

 typedef struct {
     char            password[SSL_MAX_PASSWORD_LEN];
     const char     *prompt;
     tcn_callback_t cb;
 } tcn_pass_cb_t;

 extern tcn_pass_cb_t tcn_password_callback;

 struct tcn_ssl_ctxt_t {
     apr_pool_t      *pool;
     SSL_CTX         *ctx;
     BIO             *bio_os;
     BIO             *bio_is;

     unsigned char   context_id[MD5_DIGEST_LENGTH];

     int             protocol;
     /* we are one or the other */
     int             mode;

     /* certificate revocation list */
     X509_STORE      *crl;
     /* pointer to the context verify store */
     X509_STORE      *store;
     const char      *cert_files[SSL_AIDX_MAX];
     const char      *key_files[SSL_AIDX_MAX];
     X509            *certs[SSL_AIDX_MAX];
     EVP_PKEY        *keys[SSL_AIDX_MAX];

     int             ca_certs;
     int             shutdown_type;
     char            *rand_file;

     const char      *cipher_suite;
     /* for client or downstream server authentication */
     int             verify_depth;
     int             verify_mode;
     tcn_pass_cb_t   *cb_data;
 };

 typedef struct {
     apr_pool_t     *pool;
     tcn_ssl_ctxt_t *ctx;
     SSL            *ssl;
     X509           *peer;
     int             shutdown_type;
     apr_socket_t   *sock;
     apr_pollset_t  *pollset;
 } tcn_ssl_conn_t;


 #define SSL_CTX_get_extra_certs(ctx)        ((ctx)->extra_certs)
 #define SSL_CTX_set_extra_certs(ctx, value) \
     TCN_BEGIN_MACRO                         \
         (ctx)->extra_certs = (value);       \
     TCN_END_MACRO

 /*
  *  Additional Functions
  */
 void        SSL_init_app_data2_idx(void);
 void       *SSL_get_app_data2(SSL *);
 void        SSL_set_app_data2(SSL *, void *);
 int         SSL_password_prompt(tcn_pass_cb_t *);
 int         SSL_password_callback(char *, int, int, void *);
 void        SSL_BIO_close(BIO *);
 void        SSL_BIO_doref(BIO *);
 DH         *SSL_dh_get_tmp_param(int);
 DH         *SSL_dh_get_param_from_file(const char *);
 RSA        *SSL_callback_tmp_RSA(SSL *, int, int);
 DH         *SSL_callback_tmp_DH(SSL *, int, int);
 void        SSL_vhost_algo_id(const unsigned char *, unsigned char *, int);
 int         SSL_CTX_use_certificate_chain(SSL_CTX *, const char *, int);
 int         SSL_callback_SSL_verify(int, X509_STORE_CTX *);
 int         SSL_rand_seed(const char *file);
 #endif /* SSL_PRIVATE_H */
	/* Licensed to the Apache Software Foundation (ASF) under one or more
	* contributor license agreements. See the NOTICE file distributed with
	* this work for additional information regarding copyright ownership.
	* The ASF licenses this file to You under the Apache License, Version 2.0
	* (the "License"); you may not use this file except in compliance with
	* the License. You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	/*
	*
	* @author Mladen Turk
	* @version $Revision$, $Date$
	*/

	#ifndef SSL_PRIVATE_H
	#define SSL_PRIVATE_H

	/* Exclude unused OpenSSL features
	* even if the OpenSSL supports them
	*/
	#ifndef OPENSSL_NO_IDEA
	#define OPENSSL_NO_IDEA
	#endif
	#ifndef OPENSSL_NO_KRB5
	#define OPENSSL_NO_KRB5
	#endif
	#ifndef OPENSSL_NO_MDC2
	#define OPENSSL_NO_MDC2
	#endif
	#ifndef OPENSSL_NO_RC5
	#define OPENSSL_NO_RC5
	#endif

	/* OpenSSL headers */
	#include <openssl/ssl.h>
	#include <openssl/err.h>
	#include <openssl/x509.h>
	#include <openssl/pem.h>
	#include <openssl/crypto.h>
	#include <openssl/evp.h>
	#include <openssl/rand.h>
	#include <openssl/x509v3.h>
	#include <openssl/md5.h>
	/* Avoid tripping over an engine build installed globally and detected
	* when the user points at an explicit non-engine flavor of OpenSSL
	*/
	#ifndef OPENSSL_NO_ENGINE
	#include <openssl/engine.h>
	#endif

	#ifndef RAND_MAX
	#include <limits.h>
	#define RAND_MAX INT_MAX
	#endif

	#define SSL_ALGO_UNKNOWN (0)
	#define SSL_ALGO_RSA (1<<0)
	#define SSL_ALGO_DSA (1<<1)
	#define SSL_ALGO_ALL (SSL_ALGO_RSA\|SSL_ALGO_DSA)

	#define SSL_AIDX_RSA (0)
	#define SSL_AIDX_DSA (1)
	#define SSL_AIDX_MAX (2)

	/*
	* Define IDs for the temporary RSA keys and DH params
	*/

	#define SSL_TMP_KEY_RSA_512 (0)
	#define SSL_TMP_KEY_RSA_1024 (1)
	#define SSL_TMP_KEY_RSA_2048 (2)
	#define SSL_TMP_KEY_RSA_4096 (3)
	#define SSL_TMP_KEY_DH_512 (4)
	#define SSL_TMP_KEY_DH_1024 (5)
	#define SSL_TMP_KEY_DH_2048 (6)
	#define SSL_TMP_KEY_DH_4096 (7)
	#define SSL_TMP_KEY_MAX (8)

	#define SSL_CRT_FORMAT_UNDEF (0)
	#define SSL_CRT_FORMAT_ASN1 (1)
	#define SSL_CRT_FORMAT_TEXT (2)
	#define SSL_CRT_FORMAT_PEM (3)
	#define SSL_CRT_FORMAT_NETSCAPE (4)
	#define SSL_CRT_FORMAT_PKCS12 (5)
	#define SSL_CRT_FORMAT_SMIME (6)
	#define SSL_CRT_FORMAT_ENGINE (7)
	/* XXX this stupid macro helps us to avoid
	* adding yet another param to load_*key()
	*/
	#define SSL_KEY_FORMAT_IISSGC (8)

	/*
	* Define the SSL options
	*/
	#define SSL_OPT_NONE (0)
	#define SSL_OPT_RELSET (1<<0)
	#define SSL_OPT_STDENVVARS (1<<1)
	#define SSL_OPT_EXPORTCERTDATA (1<<3)
	#define SSL_OPT_FAKEBASICAUTH (1<<4)
	#define SSL_OPT_STRICTREQUIRE (1<<5)
	#define SSL_OPT_OPTRENEGOTIATE (1<<6)
	#define SSL_OPT_ALL (SSL_OPT_STDENVVARS\|SSL_OPT_EXPORTCERTDATA\|SSL_OPT_FAKEBASICAUTH\|SSL_OPT_STRICTREQUIRE\|SSL_OPT_OPTRENEGOTIATE)

	/*
	* Define the SSL Protocol options
	*/
	#define SSL_PROTOCOL_NONE (0)
	#define SSL_PROTOCOL_SSLV2 (1<<0)
	#define SSL_PROTOCOL_SSLV3 (1<<1)
	#define SSL_PROTOCOL_TLSV1 (1<<2)
	#define SSL_PROTOCOL_ALL (SSL_PROTOCOL_SSLV2\|SSL_PROTOCOL_SSLV3\|SSL_PROTOCOL_TLSV1)

	#define SSL_MODE_CLIENT (0)
	#define SSL_MODE_SERVER (1)
	#define SSL_MODE_COMBINED (2)

	#define SSL_BIO_FLAG_RDONLY (1<<0)
	#define SSL_BIO_FLAG_CALLBACK (1<<1)
	#define SSL_DEFAULT_CACHE_SIZE (256)
	#define SSL_DEFAULT_VHOST_NAME ("_default_:443")
	#define SSL_MAX_STR_LEN (2048)
	#define SSL_MAX_PASSWORD_LEN (256)

	#define SSL_CVERIFY_UNSET (-1)
	#define SSL_CVERIFY_NONE (0)
	#define SSL_CVERIFY_OPTIONAL (1)
	#define SSL_CVERIFY_REQUIRE (2)
	#define SSL_CVERIFY_OPTIONAL_NO_CA (3)
	#define SSL_VERIFY_PEER_STRICT (SSL_VERIFY_PEER\|SSL_VERIFY_FAIL_IF_NO_PEER_CERT)

	#define SSL_SHUTDOWN_TYPE_UNSET (0)
	#define SSL_SHUTDOWN_TYPE_STANDARD (1)
	#define SSL_SHUTDOWN_TYPE_UNCLEAN (2)
	#define SSL_SHUTDOWN_TYPE_ACCURATE (3)

	#define SSL_TO_APR_ERROR(X) (APR_OS_START_USERERR + 1000 + X)

	#define SSL_INFO_SESSION_ID (0x0001)
	#define SSL_INFO_CIPHER (0x0002)
	#define SSL_INFO_CIPHER_USEKEYSIZE (0x0003)
	#define SSL_INFO_CIPHER_ALGKEYSIZE (0x0004)
	#define SSL_INFO_CIPHER_VERSION (0x0005)
	#define SSL_INFO_CIPHER_DESCRIPTION (0x0006)
	#define SSL_INFO_PROTOCOL (0x0007)

	#define SSL_INFO_CLIENT_S_DN (0x0010)
	#define SSL_INFO_CLIENT_I_DN (0x0020)
	#define SSL_INFO_SERVER_S_DN (0x0040)
	#define SSL_INFO_SERVER_I_DN (0x0080)

	#define SSL_INFO_DN_COUNTRYNAME (0x0001)
	#define SSL_INFO_DN_STATEORPROVINCENAME (0x0002)
	#define SSL_INFO_DN_LOCALITYNAME (0x0003)
	#define SSL_INFO_DN_ORGANIZATIONNAME (0x0004)
	#define SSL_INFO_DN_ORGANIZATIONALUNITNAME (0x0005)
	#define SSL_INFO_DN_COMMONNAME (0x0006)
	#define SSL_INFO_DN_TITLE (0x0007)
	#define SSL_INFO_DN_INITIALS (0x0008)
	#define SSL_INFO_DN_GIVENNAME (0x0009)
	#define SSL_INFO_DN_SURNAME (0x000A)
	#define SSL_INFO_DN_DESCRIPTION (0x000B)
	#define SSL_INFO_DN_UNIQUEIDENTIFIER (0x000C)
	#define SSL_INFO_DN_EMAILADDRESS (0x000D)

	#define SSL_INFO_CLIENT_MASK (0x0100)

	#define SSL_INFO_CLIENT_M_VERSION (0x0101)
	#define SSL_INFO_CLIENT_M_SERIAL (0x0102)
	#define SSL_INFO_CLIENT_V_START (0x0103)
	#define SSL_INFO_CLIENT_V_END (0x0104)
	#define SSL_INFO_CLIENT_A_SIG (0x0105)
	#define SSL_INFO_CLIENT_A_KEY (0x0106)
	#define SSL_INFO_CLIENT_CERT (0x0107)
	#define SSL_INFO_CLIENT_V_REMAIN (0x0108)

	#define SSL_INFO_SERVER_MASK (0x0200)

	#define SSL_INFO_SERVER_M_VERSION (0x0201)
	#define SSL_INFO_SERVER_M_SERIAL (0x0202)
	#define SSL_INFO_SERVER_V_START (0x0203)
	#define SSL_INFO_SERVER_V_END (0x0204)
	#define SSL_INFO_SERVER_A_SIG (0x0205)
	#define SSL_INFO_SERVER_A_KEY (0x0206)
	#define SSL_INFO_SERVER_CERT (0x0207)
	#define SSL_INFO_CLIENT_CERT_CHAIN (0x0400)

	#define SSL_VERIFY_ERROR_IS_OPTIONAL(errnum) \
	((errnum == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) \
	\|\| (errnum == X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN) \
	\|\| (errnum == X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY) \
	\|\| (errnum == X509_V_ERR_CERT_UNTRUSTED) \
	\|\| (errnum == X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE))



	#define SSL_DEFAULT_PASS_PROMPT "Some of your private key files are encrypted for security reasons.\n" \
	"In order to read them you have to provide the pass phrases.\n" \
	"Enter password :"

	extern void *SSL_temp_keys[SSL_TMP_KEY_MAX];

	typedef struct {
	/* client can have any number of cert/key pairs */
	const char *cert_file;
	const char *cert_path;
	STACK_OF(X509_INFO) *certs;
	} ssl_pkc_t;

	typedef struct tcn_ssl_ctxt_t tcn_ssl_ctxt_t;

	typedef struct {
	char password[SSL_MAX_PASSWORD_LEN];
	const char *prompt;
	tcn_callback_t cb;
	} tcn_pass_cb_t;

	extern tcn_pass_cb_t tcn_password_callback;

	struct tcn_ssl_ctxt_t {
	apr_pool_t *pool;
	SSL_CTX *ctx;
	BIO *bio_os;
	BIO *bio_is;

	unsigned char context_id[MD5_DIGEST_LENGTH];

	int protocol;
	/* we are one or the other */
	int mode;

	/* certificate revocation list */
	X509_STORE *crl;
	/* pointer to the context verify store */
	X509_STORE *store;
	const char *cert_files[SSL_AIDX_MAX];
	const char *key_files[SSL_AIDX_MAX];
	X509 *certs[SSL_AIDX_MAX];
	EVP_PKEY *keys[SSL_AIDX_MAX];

	int ca_certs;
	int shutdown_type;
	char *rand_file;

	const char *cipher_suite;
	/* for client or downstream server authentication */
	int verify_depth;
	int verify_mode;
	tcn_pass_cb_t *cb_data;
	};

	typedef struct {
	apr_pool_t *pool;
	tcn_ssl_ctxt_t *ctx;
	SSL *ssl;
	X509 *peer;
	int shutdown_type;
	apr_socket_t *sock;
	apr_pollset_t *pollset;
	} tcn_ssl_conn_t;


	#define SSL_CTX_get_extra_certs(ctx) ((ctx)->extra_certs)
	#define SSL_CTX_set_extra_certs(ctx, value) \
	TCN_BEGIN_MACRO \
	(ctx)->extra_certs = (value); \
	TCN_END_MACRO

	/*
	* Additional Functions
	*/
	void SSL_init_app_data2_idx(void);
	void SSL_get_app_data2(SSL );
	void SSL_set_app_data2(SSL , void );
	int SSL_password_prompt(tcn_pass_cb_t *);
	int SSL_password_callback(char , int, int, void );
	void SSL_BIO_close(BIO *);
	void SSL_BIO_doref(BIO *);
	DH *SSL_dh_get_tmp_param(int);
	DH SSL_dh_get_param_from_file(const char );
	RSA SSL_callback_tmp_RSA(SSL , int, int);
	DH SSL_callback_tmp_DH(SSL , int, int);
	void SSL_vhost_algo_id(const unsigned char , unsigned char , int);
	int SSL_CTX_use_certificate_chain(SSL_CTX , const char , int);
	int SSL_callback_SSL_verify(int, X509_STORE_CTX *);
	int SSL_rand_seed(const char *file);
	#endif /* SSL_PRIVATE_H */