kdc/windc_plugin.h

   1 /*
   2  * Copyright (c) 2006 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of the Institute nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 /* $Id$ */
  35
  36 #ifndef HEIMDAL_KDC_WINDC_PLUGIN_H
  37 #define HEIMDAL_KDC_WINDC_PLUGIN_H 1
  38
  39 #include <krb5.h>
  40 #include <kdc.h>
  41
  42 /*
  43  * The PAC generate function should allocate a krb5_pac using
  44  * krb5_pac_init and fill in the PAC structure for the principal using
  45  * krb5_pac_add_buffer.
  46  *
  47  * The PAC verify function should verify the PAC KDC signatures by fetching
  48  * the right KDC key and calling krb5_pac_verify() with that KDC key.
  49  * Optionally, update the PAC buffers upon success.
  50  *
  51  * Check client access function check if the client is authorized.
  52  */
  53
  54 struct hdb_entry_ex;
  55
  56 typedef krb5_error_code
  57 (KRB5_CALLCONV *krb5plugin_windc_pac_generate)(void *, krb5_context,
  58                                                struct hdb_entry_ex *, /* client */
  59                                                struct hdb_entry_ex *, /* server */
  60                                                const krb5_keyblock *, /* pk_replykey */
  61                                                uint64_t,              /* pac_attributes */
  62                                                krb5_pac *);
  63
  64 typedef krb5_error_code
  65 (KRB5_CALLCONV *krb5plugin_windc_pac_verify)(void *, krb5_context,
  66                                const krb5_principal, /* new ticket client */
  67                                const krb5_principal, /* delegation proxy */
  68                                struct hdb_entry_ex *,/* client */
  69                                struct hdb_entry_ex *,/* server */
  70                                struct hdb_entry_ex *,/* krbtgt */
  71                                krb5_pac *);
  72
  73 typedef krb5_error_code
  74 (KRB5_CALLCONV *krb5plugin_windc_client_access)(void *, astgs_request_t);
  75
  76 typedef krb5_error_code
  77 (KRB5_CALLCONV *krb5plugin_windc_finalize_reply)(void *, astgs_request_t r);
  78
  79 #define KRB5_WINDC_PLUGIN_MINOR                 8
  80 #define KRB5_WINDC_PLUGING_MINOR KRB5_WINDC_PLUGIN_MINOR
  81
  82 typedef struct krb5plugin_windc_ftable {
  83     int                 minor_version;
  84     krb5_error_code     (KRB5_CALLCONV *init)(krb5_context, void **);
  85     void                (KRB5_CALLCONV *fini)(void *);
  86     krb5plugin_windc_pac_generate       pac_generate;
  87     krb5plugin_windc_pac_verify         pac_verify;
  88     krb5plugin_windc_client_access      client_access;
  89     krb5plugin_windc_finalize_reply     finalize_reply;
  90 } krb5plugin_windc_ftable;
  91
  92 #endif /* HEIMDAL_KDC_WINDC_PLUGIN_H */