usr/src/lib/gss_mechs/mech_dh/backend/mech/crypto.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  *      crypto.h
  24  *
  25  *      Copyright (c) 1997, by Sun Microsystems, Inc.
  26  *      All rights reserved.
  27  *
  28  */
  29
  30 #ifndef _CRYPTO_H_
  31 #define _CRYPTO_H_
  32
  33 #pragma ident   "%Z%%M% %I%     %E% SMI"
  34
  35 #ifdef __cplusplus
  36 extern "C" {
  37 #endif
  38
  39 #include <rpc/des_crypt.h>
  40 #include <dh_gssapi.h>
  41 #include <dhmech_prot.h>
  42 #include "../crypto/md5.h"
  43
  44 typedef enum { ENCIPHER, DECIPHER } cipher_mode_t;
  45
  46 typedef OM_uint32 (*cipher_proc)(gss_buffer_t buf,
  47     dh_key_set_t keys, cipher_mode_t mode);
  48 typedef OM_uint32 (*verifier_proc)(gss_buffer_t tok, gss_buffer_t msg,
  49     cipher_proc signer, dh_key_set_t keys, dh_signature_t signature);
  50
  51 /* Proto types */
  52
  53 void
  54 __dh_release_buffer(gss_buffer_t b);
  55
  56 bool_t
  57 __dh_is_valid_QOP(dh_qop_t qop);
  58
  59 OM_uint32
  60 __QOPSeal(dh_qop_t qop, gss_buffer_t input, int conf_req,
  61         dh_key_set_t keys, gss_buffer_t output, int *conf_ret);
  62
  63 OM_uint32
  64 __QOPUnSeal(dh_qop_t qop, gss_buffer_t input, int conf_req,
  65             dh_key_set_t keys, gss_buffer_t output);
  66
  67 bool_t
  68 __cmpsig(dh_signature_t, dh_signature_t);
  69
  70 OM_uint32
  71 __verify_sig(dh_token_t, dh_qop_t, dh_key_set_t, dh_signature_t);
  72
  73 OM_uint32
  74 __get_sig_size(dh_qop_t, unsigned int *);
  75
  76 OM_uint32
  77 __mk_sig(dh_qop_t, char *, long, gss_buffer_t, dh_key_set_t, dh_signature_t);
  78
  79 OM_uint32
  80 __alloc_sig(dh_qop_t, dh_signature_t);
  81
  82 bool_t
  83 __dh_is_valid_QOP(dh_qop_t);
  84
  85 void
  86 __free_signature(dh_signature_t);
  87
  88 #ifdef __cplusplus
  89 }
  90 #endif
  91
  92 #endif /* _CRYPTO_H_ */