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gssapi.h

/*
 * Copyright (c) 1997 - 2003 Kungliga Tekniska Högskolan
 * (Royal Institute of Technology, Stockholm, Sweden). 
 * 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. Neither the name of the Institute nor the names of its contributors 
 *    may be used to endorse or promote products derived from this software 
 *    without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
 * ANY EXPRESS 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 INSTITUTE OR 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. 
 */

/* $Id: gssapi.h,v 1.26.2.2 2003/05/07 11:12:21 lha Exp $ */

#ifndef GSSAPI_H_
#define GSSAPI_H_

/*
 * First, include stddef.h to get size_t defined.
 */
#include <stddef.h>

#include <krb5-types.h>

/*
 * Now define the three implementation-dependent types.
 */

typedef u_int32_t OM_uint32;

typedef u_int32_t gss_uint32;

/*
 * This is to avoid having to include <krb5.h>
 */

struct krb5_auth_context_data;

struct Principal;

/* typedef void *gss_name_t; */

typedef struct Principal *gss_name_t;

typedef struct gss_ctx_id_t_desc_struct {
  struct krb5_auth_context_data *auth_context;
  gss_name_t source, target;
  OM_uint32 flags;
  enum { LOCAL = 1, OPEN = 2, 
       COMPAT_OLD_DES3 = 4, COMPAT_OLD_DES3_SELECTED = 8 } more_flags;
  struct krb5_ticket *ticket;
  time_t lifetime;
} gss_ctx_id_t_desc;

typedef gss_ctx_id_t_desc *gss_ctx_id_t;

typedef struct gss_OID_desc_struct {
      OM_uint32 length;
      void      *elements;
} gss_OID_desc, *gss_OID;

typedef struct gss_OID_set_desc_struct  {
      size_t     count;
      gss_OID    elements;
} gss_OID_set_desc, *gss_OID_set;

struct krb5_keytab_data;

struct krb5_ccache_data;

typedef int gss_cred_usage_t;

typedef struct gss_cred_id_t_desc_struct {
  gss_name_t principal;
  struct krb5_keytab_data *keytab;
  OM_uint32 lifetime;
  gss_cred_usage_t usage;
  gss_OID_set mechanisms;
  struct krb5_ccache_data *ccache;
} gss_cred_id_t_desc;

typedef gss_cred_id_t_desc *gss_cred_id_t;

typedef struct gss_buffer_desc_struct {
      size_t length;
      void *value;
} gss_buffer_desc, *gss_buffer_t;

typedef struct gss_channel_bindings_struct {
      OM_uint32 initiator_addrtype;
      gss_buffer_desc initiator_address;
      OM_uint32 acceptor_addrtype;
      gss_buffer_desc acceptor_address;
      gss_buffer_desc application_data;
} *gss_channel_bindings_t;

/*
 * For now, define a QOP-type as an OM_uint32
 */
typedef OM_uint32 gss_qop_t;

/*
 * Flag bits for context-level services.
 */
#define GSS_C_DELEG_FLAG 1
#define GSS_C_MUTUAL_FLAG 2
#define GSS_C_REPLAY_FLAG 4
#define GSS_C_SEQUENCE_FLAG 8
#define GSS_C_CONF_FLAG 16
#define GSS_C_INTEG_FLAG 32
#define GSS_C_ANON_FLAG 64
#define GSS_C_PROT_READY_FLAG 128
#define GSS_C_TRANS_FLAG 256

/*
 * Credential usage options
 */
#define GSS_C_BOTH 0
#define GSS_C_INITIATE 1
#define GSS_C_ACCEPT 2

/*
 * Status code types for gss_display_status
 */
#define GSS_C_GSS_CODE 1
#define GSS_C_MECH_CODE 2

/*
 * The constant definitions for channel-bindings address families
 */
#define GSS_C_AF_UNSPEC     0
#define GSS_C_AF_LOCAL      1
#define GSS_C_AF_INET       2
#define GSS_C_AF_IMPLINK    3
#define GSS_C_AF_PUP        4
#define GSS_C_AF_CHAOS      5
#define GSS_C_AF_NS         6
#define GSS_C_AF_NBS        7
#define GSS_C_AF_ECMA       8
#define GSS_C_AF_DATAKIT    9
#define GSS_C_AF_CCITT      10
#define GSS_C_AF_SNA        11
#define GSS_C_AF_DECnet     12
#define GSS_C_AF_DLI        13
#define GSS_C_AF_LAT        14
#define GSS_C_AF_HYLINK     15
#define GSS_C_AF_APPLETALK  16
#define GSS_C_AF_BSC        17
#define GSS_C_AF_DSS        18
#define GSS_C_AF_OSI        19
#define GSS_C_AF_X25        21
#define GSS_C_AF_INET6      24

#define GSS_C_AF_NULLADDR   255

/*
 * Various Null values
 */
#define GSS_C_NO_NAME ((gss_name_t) 0)
#define GSS_C_NO_BUFFER ((gss_buffer_t) 0)
#define GSS_C_NO_OID ((gss_OID) 0)
#define GSS_C_NO_OID_SET ((gss_OID_set) 0)
#define GSS_C_NO_CONTEXT ((gss_ctx_id_t) 0)
#define GSS_C_NO_CREDENTIAL ((gss_cred_id_t) 0)
#define GSS_C_NO_CHANNEL_BINDINGS ((gss_channel_bindings_t) 0)
#define GSS_C_EMPTY_BUFFER {0, NULL}

/*
 * Some alternate names for a couple of the above
 * values.  These are defined for V1 compatibility.
 */
#define GSS_C_NULL_OID GSS_C_NO_OID
#define GSS_C_NULL_OID_SET GSS_C_NO_OID_SET

/*
 * Define the default Quality of Protection for per-message
 * services.  Note that an implementation that offers multiple
 * levels of QOP may define GSS_C_QOP_DEFAULT to be either zero
 * (as done here) to mean "default protection", or to a specific
 * explicit QOP value.  However, a value of 0 should always be
 * interpreted by a GSSAPI implementation as a request for the
 * default protection level.
 */
#define GSS_C_QOP_DEFAULT 0

#define GSS_KRB5_CONF_C_QOP_DES           0x0100
#define GSS_KRB5_CONF_C_QOP_DES3_KD 0x0200

/*
 * Expiration time of 2^32-1 seconds means infinite lifetime for a
 * credential or security context
 */
#define GSS_C_INDEFINITE 0xfffffffful

#ifdef __cplusplus
extern "C" {
#endif

/*
 * The implementation must reserve static storage for a
 * gss_OID_desc object containing the value
 * {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
 *              "\x01\x02\x01\x01"},
 * corresponding to an object-identifier value of
 * {iso(1) member-body(2) United States(840) mit(113554)
 *  infosys(1) gssapi(2) generic(1) user_name(1)}.  The constant
 * GSS_C_NT_USER_NAME should be initialized to point
 * to that gss_OID_desc.
 */
extern gss_OID GSS_C_NT_USER_NAME;

/*
 * The implementation must reserve static storage for a
 * gss_OID_desc object containing the value
 * {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
 *              "\x01\x02\x01\x02"},
 * corresponding to an object-identifier value of
 * {iso(1) member-body(2) United States(840) mit(113554)
 *  infosys(1) gssapi(2) generic(1) machine_uid_name(2)}.
 * The constant GSS_C_NT_MACHINE_UID_NAME should be
 * initialized to point to that gss_OID_desc.
 */
extern gss_OID GSS_C_NT_MACHINE_UID_NAME;

/*
 * The implementation must reserve static storage for a
 * gss_OID_desc object containing the value
 * {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
 *              "\x01\x02\x01\x03"},
 * corresponding to an object-identifier value of
 * {iso(1) member-body(2) United States(840) mit(113554)
 *  infosys(1) gssapi(2) generic(1) string_uid_name(3)}.
 * The constant GSS_C_NT_STRING_UID_NAME should be
 * initialized to point to that gss_OID_desc.
 */
extern gss_OID GSS_C_NT_STRING_UID_NAME;

/*
 * The implementation must reserve static storage for a
 * gss_OID_desc object containing the value
 * {6, (void *)"\x2b\x06\x01\x05\x06\x02"},
 * corresponding to an object-identifier value of
 * {iso(1) org(3) dod(6) internet(1) security(5)
 * nametypes(6) gss-host-based-services(2)).  The constant
 * GSS_C_NT_HOSTBASED_SERVICE_X should be initialized to point
 * to that gss_OID_desc.  This is a deprecated OID value, and
 * implementations wishing to support hostbased-service names
 * should instead use the GSS_C_NT_HOSTBASED_SERVICE OID,
 * defined below, to identify such names;
 * GSS_C_NT_HOSTBASED_SERVICE_X should be accepted a synonym
 * for GSS_C_NT_HOSTBASED_SERVICE when presented as an input
 * parameter, but should not be emitted by GSS-API
 * implementations
 */
extern gss_OID GSS_C_NT_HOSTBASED_SERVICE_X;

/*
 * The implementation must reserve static storage for a
 * gss_OID_desc object containing the value
 * {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
 *              "\x01\x02\x01\x04"}, corresponding to an
 * object-identifier value of {iso(1) member-body(2)
 * Unites States(840) mit(113554) infosys(1) gssapi(2)
 * generic(1) service_name(4)}.  The constant
 * GSS_C_NT_HOSTBASED_SERVICE should be initialized
 * to point to that gss_OID_desc.
 */
extern gss_OID GSS_C_NT_HOSTBASED_SERVICE;

/*
 * The implementation must reserve static storage for a
 * gss_OID_desc object containing the value
 * {6, (void *)"\x2b\x06\01\x05\x06\x03"},
 * corresponding to an object identifier value of
 * {1(iso), 3(org), 6(dod), 1(internet), 5(security),
 * 6(nametypes), 3(gss-anonymous-name)}.  The constant
 * and GSS_C_NT_ANONYMOUS should be initialized to point
 * to that gss_OID_desc.
 */
extern gss_OID GSS_C_NT_ANONYMOUS;

/*
 * The implementation must reserve static storage for a
 * gss_OID_desc object containing the value
 * {6, (void *)"\x2b\x06\x01\x05\x06\x04"},
 * corresponding to an object-identifier value of
 * {1(iso), 3(org), 6(dod), 1(internet), 5(security),
 * 6(nametypes), 4(gss-api-exported-name)}.  The constant
 * GSS_C_NT_EXPORT_NAME should be initialized to point
 * to that gss_OID_desc.
 */
extern gss_OID GSS_C_NT_EXPORT_NAME;

/*
 * This if for kerberos5 names.
 */

extern gss_OID GSS_KRB5_NT_PRINCIPAL_NAME;
extern gss_OID GSS_KRB5_NT_USER_NAME;
extern gss_OID GSS_KRB5_NT_MACHINE_UID_NAME;
extern gss_OID GSS_KRB5_NT_STRING_UID_NAME;

extern gss_OID GSS_KRB5_MECHANISM;

/* for compatibility with MIT api */

#define gss_mech_krb5 GSS_KRB5_MECHANISM

/* Major status codes */

#define GSS_S_COMPLETE 0

/*
 * Some "helper" definitions to make the status code macros obvious.
 */
#define GSS_C_CALLING_ERROR_OFFSET 24
#define GSS_C_ROUTINE_ERROR_OFFSET 16
#define GSS_C_SUPPLEMENTARY_OFFSET 0
#define GSS_C_CALLING_ERROR_MASK 0377ul
#define GSS_C_ROUTINE_ERROR_MASK 0377ul
#define GSS_C_SUPPLEMENTARY_MASK 0177777ul

/*
 * The macros that test status codes for error conditions.
 * Note that the GSS_ERROR() macro has changed slightly from
 * the V1 GSSAPI so that it now evaluates its argument
 * only once.
 */
#define GSS_CALLING_ERROR(x) \
  (x & (GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET))
#define GSS_ROUTINE_ERROR(x) \
  (x & (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET))
#define GSS_SUPPLEMENTARY_INFO(x) \
  (x & (GSS_C_SUPPLEMENTARY_MASK << GSS_C_SUPPLEMENTARY_OFFSET))
#define GSS_ERROR(x) \
  (x & ((GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET) | \
        (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET)))

/*
 * Now the actual status code definitions
 */

/*
 * Calling errors:
 */
#define GSS_S_CALL_INACCESSIBLE_READ \
                             (1ul << GSS_C_CALLING_ERROR_OFFSET)
#define GSS_S_CALL_INACCESSIBLE_WRITE \
                             (2ul << GSS_C_CALLING_ERROR_OFFSET)
#define GSS_S_CALL_BAD_STRUCTURE \
                             (3ul << GSS_C_CALLING_ERROR_OFFSET)

/*
 * Routine errors:
 */
#define GSS_S_BAD_MECH (1ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_NAME (2ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_NAMETYPE (3ul << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_BAD_BINDINGS (4ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_STATUS (5ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_SIG (6ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_MIC GSS_S_BAD_SIG
#define GSS_S_NO_CRED (7ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_NO_CONTEXT (8ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_DEFECTIVE_TOKEN (9ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_DEFECTIVE_CREDENTIAL (10ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_CREDENTIALS_EXPIRED (11ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_CONTEXT_EXPIRED (12ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_FAILURE (13ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_QOP (14ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_UNAUTHORIZED (15ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_UNAVAILABLE (16ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_DUPLICATE_ELEMENT (17ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_NAME_NOT_MN (18ul << GSS_C_ROUTINE_ERROR_OFFSET)

/*
 * Supplementary info bits:
 */
#define GSS_S_CONTINUE_NEEDED (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 0))
#define GSS_S_DUPLICATE_TOKEN (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 1))
#define GSS_S_OLD_TOKEN (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 2))
#define GSS_S_UNSEQ_TOKEN (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 3))
#define GSS_S_GAP_TOKEN (1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 4))

/*
 * From RFC1964:
 *
 * 4.1.1. Non-Kerberos-specific codes
 */

#define GSS_KRB5_S_G_BAD_SERVICE_NAME 1
           /* "No @ in SERVICE-NAME name string" */
#define GSS_KRB5_S_G_BAD_STRING_UID 2
           /* "STRING-UID-NAME contains nondigits" */
#define GSS_KRB5_S_G_NOUSER 3
           /* "UID does not resolve to username" */
#define GSS_KRB5_S_G_VALIDATE_FAILED 4
           /* "Validation error" */
#define GSS_KRB5_S_G_BUFFER_ALLOC 5
           /* "Couldn't allocate gss_buffer_t data" */
#define GSS_KRB5_S_G_BAD_MSG_CTX 6
           /* "Message context invalid" */
#define GSS_KRB5_S_G_WRONG_SIZE 7
           /* "Buffer is the wrong size" */
#define GSS_KRB5_S_G_BAD_USAGE 8
           /* "Credential usage type is unknown" */
#define GSS_KRB5_S_G_UNKNOWN_QOP 9
           /* "Unknown quality of protection specified" */

  /*
   * 4.1.2. Kerberos-specific-codes
   */

#define GSS_KRB5_S_KG_CCACHE_NOMATCH 10
           /* "Principal in credential cache does not match desired name" */
#define GSS_KRB5_S_KG_KEYTAB_NOMATCH 11
           /* "No principal in keytab matches desired name" */
#define GSS_KRB5_S_KG_TGT_MISSING 12
           /* "Credential cache has no TGT" */
#define GSS_KRB5_S_KG_NO_SUBKEY 13
           /* "Authenticator has no subkey" */
#define GSS_KRB5_S_KG_CONTEXT_ESTABLISHED 14
           /* "Context is already fully established" */
#define GSS_KRB5_S_KG_BAD_SIGN_TYPE 15
           /* "Unknown signature type in token" */
#define GSS_KRB5_S_KG_BAD_LENGTH 16
           /* "Invalid field length in token" */
#define GSS_KRB5_S_KG_CTX_INCOMPLETE 17
           /* "Attempt to use incomplete security context" */

/*
 * Finally, function prototypes for the GSS-API routines.
 */

OM_uint32 gss_acquire_cred
           (OM_uint32 * /*minor_status*/,
            const gss_name_t /*desired_name*/,
            OM_uint32 /*time_req*/,
            const gss_OID_set /*desired_mechs*/,
            gss_cred_usage_t /*cred_usage*/,
            gss_cred_id_t * /*output_cred_handle*/,
            gss_OID_set * /*actual_mechs*/,
            OM_uint32 * /*time_rec*/
           );

OM_uint32 gss_release_cred
           (OM_uint32 * /*minor_status*/,
            gss_cred_id_t * /*cred_handle*/
           );

OM_uint32 gss_init_sec_context
           (OM_uint32 * /*minor_status*/,
            const gss_cred_id_t /*initiator_cred_handle*/,
            gss_ctx_id_t * /*context_handle*/,
            const gss_name_t /*target_name*/,
            const gss_OID /*mech_type*/,
            OM_uint32 /*req_flags*/,
            OM_uint32 /*time_req*/,
            const gss_channel_bindings_t /*input_chan_bindings*/,
            const gss_buffer_t /*input_token*/,
            gss_OID * /*actual_mech_type*/,
            gss_buffer_t /*output_token*/,
            OM_uint32 * /*ret_flags*/,
            OM_uint32 * /*time_rec*/
           );

OM_uint32 gss_accept_sec_context
           (OM_uint32 * /*minor_status*/,
            gss_ctx_id_t * /*context_handle*/,
            const gss_cred_id_t /*acceptor_cred_handle*/,
            const gss_buffer_t /*input_token_buffer*/,
            const gss_channel_bindings_t /*input_chan_bindings*/,
            gss_name_t * /*src_name*/,
            gss_OID * /*mech_type*/,
            gss_buffer_t /*output_token*/,
            OM_uint32 * /*ret_flags*/,
            OM_uint32 * /*time_rec*/,
            gss_cred_id_t * /*delegated_cred_handle*/
           );

OM_uint32 gss_process_context_token
           (OM_uint32 * /*minor_status*/,
            const gss_ctx_id_t /*context_handle*/,
            const gss_buffer_t /*token_buffer*/
           );

OM_uint32 gss_delete_sec_context
           (OM_uint32 * /*minor_status*/,
            gss_ctx_id_t * /*context_handle*/,
            gss_buffer_t /*output_token*/
           );

OM_uint32 gss_context_time
           (OM_uint32 * /*minor_status*/,
            const gss_ctx_id_t /*context_handle*/,
            OM_uint32 * /*time_rec*/
           );

OM_uint32 gss_get_mic
           (OM_uint32 * /*minor_status*/,
            const gss_ctx_id_t /*context_handle*/,
            gss_qop_t /*qop_req*/,
            const gss_buffer_t /*message_buffer*/,
            gss_buffer_t /*message_token*/
           );

OM_uint32 gss_verify_mic
           (OM_uint32 * /*minor_status*/,
            const gss_ctx_id_t /*context_handle*/,
            const gss_buffer_t /*message_buffer*/,
            const gss_buffer_t /*token_buffer*/,
            gss_qop_t * /*qop_state*/
           );

OM_uint32 gss_wrap
           (OM_uint32 * /*minor_status*/,
            const gss_ctx_id_t /*context_handle*/,
            int /*conf_req_flag*/,
            gss_qop_t /*qop_req*/,
            const gss_buffer_t /*input_message_buffer*/,
            int * /*conf_state*/,
            gss_buffer_t /*output_message_buffer*/
           );

OM_uint32 gss_unwrap
           (OM_uint32 * /*minor_status*/,
            const gss_ctx_id_t /*context_handle*/,
            const gss_buffer_t /*input_message_buffer*/,
            gss_buffer_t /*output_message_buffer*/,
            int * /*conf_state*/,
            gss_qop_t * /*qop_state*/
           );

OM_uint32 gss_display_status
           (OM_uint32 * /*minor_status*/,
            OM_uint32 /*status_value*/,
            int /*status_type*/,
            const gss_OID /*mech_type*/,
            OM_uint32 * /*message_context*/,
            gss_buffer_t /*status_string*/
           );

OM_uint32 gss_indicate_mechs
           (OM_uint32 * /*minor_status*/,
            gss_OID_set * /*mech_set*/
           );

OM_uint32 gss_compare_name
           (OM_uint32 * /*minor_status*/,
            const gss_name_t /*name1*/,
            const gss_name_t /*name2*/,
            int * /*name_equal*/
           );

OM_uint32 gss_display_name
           (OM_uint32 * /*minor_status*/,
            const gss_name_t /*input_name*/,
            gss_buffer_t /*output_name_buffer*/,
            gss_OID * /*output_name_type*/
           );

OM_uint32 gss_import_name
           (OM_uint32 * /*minor_status*/,
            const gss_buffer_t /*input_name_buffer*/,
            const gss_OID /*input_name_type*/,
            gss_name_t * /*output_name*/
           );

OM_uint32 gss_export_name
           (OM_uint32  * /*minor_status*/,
            const gss_name_t /*input_name*/,
            gss_buffer_t /*exported_name*/
           );

OM_uint32 gss_release_name
           (OM_uint32 * /*minor_status*/,
            gss_name_t * /*input_name*/
           );

OM_uint32 gss_release_buffer
           (OM_uint32 * /*minor_status*/,
            gss_buffer_t /*buffer*/
           );

OM_uint32 gss_release_oid_set
           (OM_uint32 * /*minor_status*/,
            gss_OID_set * /*set*/
           );

OM_uint32 gss_inquire_cred
           (OM_uint32 * /*minor_status*/,
            const gss_cred_id_t /*cred_handle*/,
            gss_name_t * /*name*/,
            OM_uint32 * /*lifetime*/,
            gss_cred_usage_t * /*cred_usage*/,
            gss_OID_set * /*mechanisms*/
           );

OM_uint32 gss_inquire_context (
            OM_uint32 * /*minor_status*/,
            const gss_ctx_id_t /*context_handle*/,
            gss_name_t * /*src_name*/,
            gss_name_t * /*targ_name*/,
            OM_uint32 * /*lifetime_rec*/,
            gss_OID * /*mech_type*/,
            OM_uint32 * /*ctx_flags*/,
            int * /*locally_initiated*/,
            int * /*open_context*/
           );

OM_uint32 gss_wrap_size_limit (
            OM_uint32 * /*minor_status*/,
            const gss_ctx_id_t /*context_handle*/,
            int /*conf_req_flag*/,
            gss_qop_t /*qop_req*/,
            OM_uint32 /*req_output_size*/,
            OM_uint32 * /*max_input_size*/
           );

OM_uint32 gss_add_cred (
            OM_uint32 * /*minor_status*/,
            const gss_cred_id_t /*input_cred_handle*/,
            const gss_name_t /*desired_name*/,
            const gss_OID /*desired_mech*/,
            gss_cred_usage_t /*cred_usage*/,
            OM_uint32 /*initiator_time_req*/,
            OM_uint32 /*acceptor_time_req*/,
            gss_cred_id_t * /*output_cred_handle*/,
            gss_OID_set * /*actual_mechs*/,
            OM_uint32 * /*initiator_time_rec*/,
            OM_uint32 * /*acceptor_time_rec*/
           );

OM_uint32 gss_inquire_cred_by_mech (
            OM_uint32 * /*minor_status*/,
            const gss_cred_id_t /*cred_handle*/,
            const gss_OID /*mech_type*/,
            gss_name_t * /*name*/,
            OM_uint32 * /*initiator_lifetime*/,
            OM_uint32 * /*acceptor_lifetime*/,
            gss_cred_usage_t * /*cred_usage*/
           );

OM_uint32 gss_export_sec_context (
            OM_uint32 * /*minor_status*/,
            gss_ctx_id_t * /*context_handle*/,
            gss_buffer_t /*interprocess_token*/
           );

OM_uint32 gss_import_sec_context (
            OM_uint32 * /*minor_status*/,
            const gss_buffer_t /*interprocess_token*/,
            gss_ctx_id_t * /*context_handle*/
           );

OM_uint32 gss_create_empty_oid_set (
            OM_uint32 * /*minor_status*/,
            gss_OID_set * /*oid_set*/
           );

OM_uint32 gss_add_oid_set_member (
            OM_uint32 * /*minor_status*/,
            const gss_OID /*member_oid*/,
            gss_OID_set * /*oid_set*/
           );

OM_uint32 gss_test_oid_set_member (
            OM_uint32 * /*minor_status*/,
            const gss_OID /*member*/,
            const gss_OID_set /*set*/,
            int * /*present*/
           );

OM_uint32 gss_inquire_names_for_mech (
            OM_uint32 * /*minor_status*/,
            const gss_OID /*mechanism*/,
            gss_OID_set * /*name_types*/
           );

OM_uint32 gss_inquire_mechs_for_name (
            OM_uint32 * /*minor_status*/,
            const gss_name_t /*input_name*/,
            gss_OID_set * /*mech_types*/
           );

OM_uint32 gss_canonicalize_name (
            OM_uint32 * /*minor_status*/,
            const gss_name_t /*input_name*/,
            const gss_OID /*mech_type*/,
            gss_name_t * /*output_name*/
           );

OM_uint32 gss_duplicate_name (
            OM_uint32 * /*minor_status*/,
            const gss_name_t /*src_name*/,
            gss_name_t * /*dest_name*/
           );

/*
 * The following routines are obsolete variants of gss_get_mic,
 * gss_verify_mic, gss_wrap and gss_unwrap.  They should be
 * provided by GSSAPI V2 implementations for backwards
 * compatibility with V1 applications.  Distinct entrypoints
 * (as opposed to #defines) should be provided, both to allow
 * GSSAPI V1 applications to link against GSSAPI V2 implementations,
 * and to retain the slight parameter type differences between the
 * obsolete versions of these routines and their current forms.
 */

OM_uint32 gss_sign
           (OM_uint32 * /*minor_status*/,
            gss_ctx_id_t /*context_handle*/,
            int /*qop_req*/,
            gss_buffer_t /*message_buffer*/,
            gss_buffer_t /*message_token*/
           );

OM_uint32 gss_verify
           (OM_uint32 * /*minor_status*/,
            gss_ctx_id_t /*context_handle*/,
            gss_buffer_t /*message_buffer*/,
            gss_buffer_t /*token_buffer*/,
            int * /*qop_state*/
           );

OM_uint32 gss_seal
           (OM_uint32 * /*minor_status*/,
            gss_ctx_id_t /*context_handle*/,
            int /*conf_req_flag*/,
            int /*qop_req*/,
            gss_buffer_t /*input_message_buffer*/,
            int * /*conf_state*/,
            gss_buffer_t /*output_message_buffer*/
           );

OM_uint32 gss_unseal
           (OM_uint32 * /*minor_status*/,
            gss_ctx_id_t /*context_handle*/,
            gss_buffer_t /*input_message_buffer*/,
            gss_buffer_t /*output_message_buffer*/,
            int * /*conf_state*/,
            int * /*qop_state*/
           );

/*
 * kerberos mechanism specific functions
 */

OM_uint32 gsskrb5_register_acceptor_identity
        (const char */*identity*/);

OM_uint32 gss_krb5_copy_ccache
      (OM_uint32 */*minor*/,
       gss_cred_id_t /*cred*/,
       struct krb5_ccache_data */*out*/);

#define GSS_C_KRB5_COMPAT_DES3_MIC 1

OM_uint32
gss_krb5_compat_des3_mic(OM_uint32 *, gss_ctx_id_t, int);

#ifdef __cplusplus
}
#endif

#endif /* GSSAPI_H_ */

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