You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
193 lines
6.1 KiB
C
193 lines
6.1 KiB
C
/* ssl/kssl.h -*- mode: C; c-file-style: "eay" -*- */
|
|
/* Written by Vern Staats <staatsvr@asc.hpc.mil> for the OpenSSL project 2000.
|
|
* project 2000.
|
|
*/
|
|
/* ====================================================================
|
|
* Copyright (c) 2000 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
|
|
* licensing@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).
|
|
*
|
|
*/
|
|
|
|
/*
|
|
** 19990701 VRS Started.
|
|
*/
|
|
|
|
#ifndef KSSL_H
|
|
#define KSSL_H
|
|
|
|
#include <openssl/opensslconf.h>
|
|
|
|
#ifndef OPENSSL_NO_KRB5
|
|
|
|
#include <stdio.h>
|
|
#include <ctype.h>
|
|
#include <krb5.h>
|
|
#ifdef OPENSSL_SYS_WIN32
|
|
/* These can sometimes get redefined indirectly by krb5 header files
|
|
* after they get undefed in ossl_typ.h
|
|
*/
|
|
#undef X509_NAME
|
|
#undef X509_EXTENSIONS
|
|
#undef OCSP_REQUEST
|
|
#undef OCSP_RESPONSE
|
|
#endif
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/*
|
|
** Depending on which KRB5 implementation used, some types from
|
|
** the other may be missing. Resolve that here and now
|
|
*/
|
|
#ifdef KRB5_HEIMDAL
|
|
typedef unsigned char krb5_octet;
|
|
#define FAR
|
|
#else
|
|
|
|
#ifndef FAR
|
|
#define FAR
|
|
#endif
|
|
|
|
#endif
|
|
|
|
/* Uncomment this to debug kssl problems or
|
|
** to trace usage of the Kerberos session key
|
|
**
|
|
** #define KSSL_DEBUG
|
|
*/
|
|
|
|
#ifndef KRB5SVC
|
|
#define KRB5SVC "host"
|
|
#endif
|
|
|
|
#ifndef KRB5KEYTAB
|
|
#define KRB5KEYTAB "/etc/krb5.keytab"
|
|
#endif
|
|
|
|
#ifndef KRB5SENDAUTH
|
|
#define KRB5SENDAUTH 1
|
|
#endif
|
|
|
|
#ifndef KRB5CHECKAUTH
|
|
#define KRB5CHECKAUTH 1
|
|
#endif
|
|
|
|
#ifndef KSSL_CLOCKSKEW
|
|
#define KSSL_CLOCKSKEW 300;
|
|
#endif
|
|
|
|
#define KSSL_ERR_MAX 255
|
|
typedef struct kssl_err_st {
|
|
int reason;
|
|
char text[KSSL_ERR_MAX+1];
|
|
} KSSL_ERR;
|
|
|
|
|
|
/* Context for passing
|
|
** (1) Kerberos session key to SSL, and
|
|
** (2) Config data between application and SSL lib
|
|
*/
|
|
typedef struct kssl_ctx_st
|
|
{
|
|
/* used by: disposition: */
|
|
char *service_name; /* C,S default ok (kssl) */
|
|
char *service_host; /* C input, REQUIRED */
|
|
char *client_princ; /* S output from krb5 ticket */
|
|
char *keytab_file; /* S NULL (/etc/krb5.keytab) */
|
|
char *cred_cache; /* C NULL (default) */
|
|
krb5_enctype enctype;
|
|
int length;
|
|
krb5_octet FAR *key;
|
|
} KSSL_CTX;
|
|
|
|
#define KSSL_CLIENT 1
|
|
#define KSSL_SERVER 2
|
|
#define KSSL_SERVICE 3
|
|
#define KSSL_KEYTAB 4
|
|
|
|
#define KSSL_CTX_OK 0
|
|
#define KSSL_CTX_ERR 1
|
|
#define KSSL_NOMEM 2
|
|
|
|
/* Public (for use by applications that use OpenSSL with Kerberos 5 support */
|
|
krb5_error_code kssl_ctx_setstring(KSSL_CTX *kssl_ctx, int which, char *text);
|
|
KSSL_CTX *kssl_ctx_new(void);
|
|
KSSL_CTX *kssl_ctx_free(KSSL_CTX *kssl_ctx);
|
|
void kssl_ctx_show(KSSL_CTX *kssl_ctx);
|
|
krb5_error_code kssl_ctx_setprinc(KSSL_CTX *kssl_ctx, int which,
|
|
krb5_data *realm, krb5_data *entity, int nentities);
|
|
krb5_error_code kssl_cget_tkt(KSSL_CTX *kssl_ctx, krb5_data **enc_tktp,
|
|
krb5_data *authenp, KSSL_ERR *kssl_err);
|
|
krb5_error_code kssl_sget_tkt(KSSL_CTX *kssl_ctx, krb5_data *indata,
|
|
krb5_ticket_times *ttimes, KSSL_ERR *kssl_err);
|
|
krb5_error_code kssl_ctx_setkey(KSSL_CTX *kssl_ctx, krb5_keyblock *session);
|
|
void kssl_err_set(KSSL_ERR *kssl_err, int reason, char *text);
|
|
void kssl_krb5_free_data_contents(krb5_context context, krb5_data *data);
|
|
krb5_error_code kssl_build_principal_2(krb5_context context,
|
|
krb5_principal *princ, int rlen, const char *realm,
|
|
int slen, const char *svc, int hlen, const char *host);
|
|
krb5_error_code kssl_validate_times(krb5_timestamp atime,
|
|
krb5_ticket_times *ttimes);
|
|
krb5_error_code kssl_check_authent(KSSL_CTX *kssl_ctx, krb5_data *authentp,
|
|
krb5_timestamp *atimep, KSSL_ERR *kssl_err);
|
|
unsigned char *kssl_skip_confound(krb5_enctype enctype, unsigned char *authn);
|
|
|
|
void SSL_set0_kssl_ctx(SSL *s, KSSL_CTX *kctx);
|
|
KSSL_CTX * SSL_get0_kssl_ctx(SSL *s);
|
|
char *kssl_ctx_get0_client_princ(KSSL_CTX *kctx);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif /* OPENSSL_NO_KRB5 */
|
|
#endif /* KSSL_H */
|