ssl_util_ssl.h

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/* Copyright 2001-2005 The Apache Software Foundation or its licensors, as
 * applicable.
 *
 * Licensed 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.
 */

/*                      _             _
 *  _ __ ___   ___   __| |    ___ ___| |  mod_ssl
 * | '_ ` _ \ / _ \ / _` |   / __/ __| |  Apache Interface to OpenSSL
 * | | | | | | (_) | (_| |   \__ \__ \ |
 * |_| |_| |_|\___/ \__,_|___|___/___/_|
 *                      |_____|
 *  ssl_util_ssl.h
 *  Additional Utility Functions for OpenSSL
 */

#ifndef __SSL_UTIL_SSL_H__
#define __SSL_UTIL_SSL_H__

/*
 * Determine SSL library version number
 */
#ifdef OPENSSL_VERSION_NUMBER
#define SSL_LIBRARY_VERSION OPENSSL_VERSION_NUMBER
#define SSL_LIBRARY_NAME    "OpenSSL"
#define SSL_LIBRARY_TEXT    OPENSSL_VERSION_TEXT
#elif !defined(SSL_LIBRARY_VERSION)
#define SSL_LIBRARY_VERSION 0x0000
#define SSL_LIBRARY_NAME    "OtherSSL"
#define SSL_LIBRARY_TEXT    "OtherSSL 0.0.0 00 XXX 0000"
#endif

/*
 *  Maximum length of a DER encoded session.
 *  FIXME: There is no define in OpenSSL, but OpenSSL uses 1024*10,
 *         so this value should be ok. Although we have no warm feeling.
 */
#define SSL_SESSION_MAX_DER 1024*10

/* max length for SSL_SESSION_id2sz */
#define SSL_SESSION_ID_STRING_LEN \
    ((SSL_MAX_SSL_SESSION_ID_LENGTH + 1) * 2)

/*  
 *  Additional Functions
 */
void        SSL_init_app_data2_idx(void);
void       *SSL_get_app_data2(SSL *);
void        SSL_set_app_data2(SSL *, void *);
X509       *SSL_read_X509(char *, X509 **, modssl_read_bio_cb_fn *);
EVP_PKEY   *SSL_read_PrivateKey(char *, EVP_PKEY **, modssl_read_bio_cb_fn *, void *);
int         SSL_smart_shutdown(SSL *ssl);
X509_STORE *SSL_X509_STORE_create(char *, char *);
int         SSL_X509_STORE_lookup(X509_STORE *, int, X509_NAME *, X509_OBJECT *);
char       *SSL_make_ciphersuite(apr_pool_t *, SSL *);
BOOL        SSL_X509_isSGC(X509 *);
BOOL        SSL_X509_getBC(X509 *, int *, int *);
BOOL        SSL_X509_getCN(apr_pool_t *, X509 *, char **);
BOOL        SSL_X509_INFO_load_file(apr_pool_t *, STACK_OF(X509_INFO) *, const char *);
BOOL        SSL_X509_INFO_load_path(apr_pool_t *, STACK_OF(X509_INFO) *, const char *);
int         SSL_CTX_use_certificate_chain(SSL_CTX *, char *, int, modssl_read_bio_cb_fn *);
char       *SSL_SESSION_id2sz(unsigned char *, int, char *, int);

/* util functions for OpenSSL+sslc compat */
int modssl_session_get_time(SSL_SESSION *session);

DH *modssl_dh_configure(unsigned char *p, int plen,
                        unsigned char *g, int glen);

#endif /* __SSL_UTIL_SSL_H__ */