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197 lines
6.7 KiB
197 lines
6.7 KiB
/* ssl/kssl.h */ |
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/* |
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* Written by Vern Staats <staatsvr@asc.hpc.mil> for the OpenSSL project |
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* 2000. project 2000. |
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*/ |
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/* ==================================================================== |
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* Copyright (c) 2000 The OpenSSL Project. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* 3. All advertising materials mentioning features or use of this |
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* software must display the following acknowledgment: |
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* "This product includes software developed by the OpenSSL Project |
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
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* |
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
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* endorse or promote products derived from this software without |
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* prior written permission. For written permission, please contact |
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* licensing@OpenSSL.org. |
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* |
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* 5. Products derived from this software may not be called "OpenSSL" |
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* nor may "OpenSSL" appear in their names without prior written |
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* permission of the OpenSSL Project. |
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* |
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* 6. Redistributions of any form whatsoever must retain the following |
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* acknowledgment: |
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* "This product includes software developed by the OpenSSL Project |
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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* OF THE POSSIBILITY OF SUCH DAMAGE. |
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* ==================================================================== |
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* |
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* This product includes cryptographic software written by Eric Young |
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* (eay@cryptsoft.com). This product includes software written by Tim |
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* Hudson (tjh@cryptsoft.com). |
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* |
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*/ |
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/* |
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** 19990701 VRS Started. |
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*/ |
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#ifndef KSSL_H |
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# define KSSL_H |
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# include <openssl/opensslconf.h> |
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# ifndef OPENSSL_NO_KRB5 |
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# include <stdio.h> |
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# include <ctype.h> |
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# include <krb5.h> |
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# ifdef OPENSSL_SYS_WIN32 |
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/* |
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* These can sometimes get redefined indirectly by krb5 header files after |
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* they get undefed in ossl_typ.h |
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*/ |
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# undef X509_NAME |
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# undef X509_EXTENSIONS |
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# undef OCSP_REQUEST |
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# undef OCSP_RESPONSE |
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# endif |
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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/* |
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* Depending on which KRB5 implementation used, some types from |
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* the other may be missing. Resolve that here and now |
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*/ |
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# ifdef KRB5_HEIMDAL |
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typedef unsigned char krb5_octet; |
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# define FAR |
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# else |
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# ifndef FAR |
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# define FAR |
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# endif |
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# endif |
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/*- |
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* Uncomment this to debug kssl problems or |
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* to trace usage of the Kerberos session key |
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* |
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* #define KSSL_DEBUG |
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*/ |
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# ifndef KRB5SVC |
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# define KRB5SVC "host" |
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# endif |
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# ifndef KRB5KEYTAB |
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# define KRB5KEYTAB "/etc/krb5.keytab" |
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# endif |
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# ifndef KRB5SENDAUTH |
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# define KRB5SENDAUTH 1 |
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# endif |
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# ifndef KRB5CHECKAUTH |
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# define KRB5CHECKAUTH 1 |
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# endif |
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# ifndef KSSL_CLOCKSKEW |
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# define KSSL_CLOCKSKEW 300; |
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# endif |
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# define KSSL_ERR_MAX 255 |
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typedef struct kssl_err_st { |
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int reason; |
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char text[KSSL_ERR_MAX + 1]; |
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} KSSL_ERR; |
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/*- Context for passing |
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* (1) Kerberos session key to SSL, and |
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* (2) Config data between application and SSL lib |
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*/ |
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typedef struct kssl_ctx_st { |
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/* used by: disposition: */ |
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char *service_name; /* C,S default ok (kssl) */ |
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char *service_host; /* C input, REQUIRED */ |
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char *client_princ; /* S output from krb5 ticket */ |
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char *keytab_file; /* S NULL (/etc/krb5.keytab) */ |
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char *cred_cache; /* C NULL (default) */ |
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krb5_enctype enctype; |
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int length; |
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krb5_octet FAR *key; |
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} KSSL_CTX; |
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# define KSSL_CLIENT 1 |
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# define KSSL_SERVER 2 |
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# define KSSL_SERVICE 3 |
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# define KSSL_KEYTAB 4 |
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# define KSSL_CTX_OK 0 |
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# define KSSL_CTX_ERR 1 |
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# define KSSL_NOMEM 2 |
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/* Public (for use by applications that use OpenSSL with Kerberos 5 support */ |
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krb5_error_code kssl_ctx_setstring(KSSL_CTX *kssl_ctx, int which, char *text); |
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KSSL_CTX *kssl_ctx_new(void); |
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KSSL_CTX *kssl_ctx_free(KSSL_CTX *kssl_ctx); |
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void kssl_ctx_show(KSSL_CTX *kssl_ctx); |
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krb5_error_code kssl_ctx_setprinc(KSSL_CTX *kssl_ctx, int which, |
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krb5_data *realm, krb5_data *entity, |
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int nentities); |
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krb5_error_code kssl_cget_tkt(KSSL_CTX *kssl_ctx, krb5_data **enc_tktp, |
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krb5_data *authenp, KSSL_ERR *kssl_err); |
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krb5_error_code kssl_sget_tkt(KSSL_CTX *kssl_ctx, krb5_data *indata, |
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krb5_ticket_times *ttimes, KSSL_ERR *kssl_err); |
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krb5_error_code kssl_ctx_setkey(KSSL_CTX *kssl_ctx, krb5_keyblock *session); |
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void kssl_err_set(KSSL_ERR *kssl_err, int reason, char *text); |
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void kssl_krb5_free_data_contents(krb5_context context, krb5_data *data); |
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krb5_error_code kssl_build_principal_2(krb5_context context, |
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krb5_principal *princ, int rlen, |
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const char *realm, int slen, |
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const char *svc, int hlen, |
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const char *host); |
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krb5_error_code kssl_validate_times(krb5_timestamp atime, |
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krb5_ticket_times *ttimes); |
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krb5_error_code kssl_check_authent(KSSL_CTX *kssl_ctx, krb5_data *authentp, |
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krb5_timestamp *atimep, |
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KSSL_ERR *kssl_err); |
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unsigned char *kssl_skip_confound(krb5_enctype enctype, unsigned char *authn); |
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void SSL_set0_kssl_ctx(SSL *s, KSSL_CTX *kctx); |
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KSSL_CTX *SSL_get0_kssl_ctx(SSL *s); |
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char *kssl_ctx_get0_client_princ(KSSL_CTX *kctx); |
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#ifdef __cplusplus |
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} |
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#endif |
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# endif /* OPENSSL_NO_KRB5 */ |
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#endif /* KSSL_H */
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