/*

 * Copyright (c) 2005, 2019, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/* This is the gssapi.h prologue. */

/* It contains some choice pieces of autoconf.h */

#define GSS_SIZEOF_INT 4

#define GSS_SIZEOF_LONG 4

#define GSS_SIZEOF_SHORT 2

#ifndef _GSSAPI_H_

#define _GSSAPI_H_

#if defined(__MACH__) && defined(__APPLE__)

#       include <TargetConditionals.h>

#       if TARGET_RT_MAC_CFM

#               error "Use KfM 4.0 SDK headers for CFM compilation."

#       endif

#endif

#ifdef __cplusplus

extern "C" {

#endif /* __cplusplus */

#    pragma pack(push,2)

#endif

/*

 * First, include stddef.h to get size_t defined.

 */

#include <stddef.h>

/*

 * POSIX says that sys/types.h is where size_t is defined.

 */

#include <sys/types.h>

struct gss_name_struct;

typedef struct gss_name_struct * gss_name_t;

typedef const struct gss_name_struct *gss_const_name_t;

struct gss_cred_id_struct;

typedef struct gss_cred_id_struct * gss_cred_id_t;

typedef const struct gss_cred_id_struct *gss_const_cred_id_t;

struct gss_ctx_id_struct;

typedef struct gss_ctx_id_struct * gss_ctx_id_t;

typedef const struct gss_ctx_id_struct *gss_const_ctx_id_t;

/*

 * The following type must be defined as the smallest natural unsigned integer

 * supported by the platform that has at least 32 bits of precision.

 */

#if (GSS_SIZEOF_SHORT == 4)

typedef unsigned short gss_uint32;

typedef short gss_int32;

#elif (GSS_SIZEOF_INT == 4)

typedef unsigned int gss_uint32;

typedef int gss_int32;

#elif (GSS_SIZEOF_LONG == 4)

typedef unsigned long gss_uint32;

typedef long gss_int32;

#endif

typedef gss_uint32      OM_uint32;

typedef struct gss_OID_desc_struct {

      OM_uint32 length;

      void *elements;

} gss_OID_desc, *gss_OID;

typedef const gss_OID_desc * gss_const_OID;

typedef struct gss_OID_set_desc_struct  {

      size_t  count;

      gss_OID elements;

} gss_OID_set_desc, *gss_OID_set;

typedef const gss_OID_set_desc * gss_const_OID_set;

typedef struct gss_buffer_desc_struct {

      size_t length;

      void *value;

} gss_buffer_desc, *gss_buffer_t;

typedef const gss_buffer_desc * gss_const_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;

typedef const struct gss_channel_bindings_struct *gss_const_channel_bindings_t;

/*

 * For now, define a QOP-type as an OM_uint32

 */

typedef OM_uint32       gss_qop_t;

typedef int             gss_cred_usage_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

#define GSS_C_DELEG_POLICY_FLAG 32768

/*

 * 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_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 either reserve

 * a value (for example zero, as assumed here) to mean "default protection", or

 * alternatively may simply equate GSS_C_QOP_DEFAULT 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

/*

 * Expiration time of 2^32-1 seconds means infinite lifetime for a

 * credential or security context

 */

#define GSS_C_INDEFINITE ((OM_uint32) 0xfffffffful)

/* 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 ((OM_uint32) 0377ul)

#define GSS_C_ROUTINE_ERROR_MASK ((OM_uint32) 0377ul)

#define GSS_C_SUPPLEMENTARY_MASK ((OM_uint32) 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 \

                             (((OM_uint32) 1ul) << GSS_C_CALLING_ERROR_OFFSET)

#define GSS_S_CALL_INACCESSIBLE_WRITE \

                             (((OM_uint32) 2ul) << GSS_C_CALLING_ERROR_OFFSET)

#define GSS_S_CALL_BAD_STRUCTURE \

                             (((OM_uint32) 3ul) << GSS_C_CALLING_ERROR_OFFSET)

/*

 * Routine errors:

 */

#define GSS_S_BAD_MECH (((OM_uint32) 1ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_BAD_NAME (((OM_uint32) 2ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_BAD_NAMETYPE (((OM_uint32) 3ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_BAD_BINDINGS (((OM_uint32) 4ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_BAD_STATUS (((OM_uint32) 5ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_BAD_SIG (((OM_uint32) 6ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_NO_CRED (((OM_uint32) 7ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_NO_CONTEXT (((OM_uint32) 8ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_DEFECTIVE_TOKEN (((OM_uint32) 9ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_DEFECTIVE_CREDENTIAL \

     (((OM_uint32) 10ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_CREDENTIALS_EXPIRED \

     (((OM_uint32) 11ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_CONTEXT_EXPIRED \

     (((OM_uint32) 12ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_FAILURE (((OM_uint32) 13ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_BAD_QOP (((OM_uint32) 14ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_UNAUTHORIZED (((OM_uint32) 15ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_UNAVAILABLE (((OM_uint32) 16ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_DUPLICATE_ELEMENT \

     (((OM_uint32) 17ul) << GSS_C_ROUTINE_ERROR_OFFSET)

#define GSS_S_NAME_NOT_MN \

     (((OM_uint32) 18ul) << GSS_C_ROUTINE_ERROR_OFFSET)

/*

 * Supplementary info bits:

 */

#define GSS_S_CONTINUE_NEEDED (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 0))

#define GSS_S_DUPLICATE_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 1))

#define GSS_S_OLD_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 2))

#define GSS_S_UNSEQ_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 3))

#define GSS_S_GAP_TOKEN (1 << (GSS_C_SUPPLEMENTARY_OFFSET + 4))

/*

 * Finally, function prototypes for the GSSAPI routines.

 */

#if defined (_WIN32) && defined (_MSC_VER)

# ifdef GSS_DLL_FILE

#  define GSS_DLLIMP __declspec(dllexport)

# else

#  define GSS_DLLIMP __declspec(dllimport)

# endif

#else

# define GSS_DLLIMP

#endif

/* Reserved static storage for GSS_oids.  Comments are quotes from RFC 2744.

 *

 * 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.

 */

GSS_DLLIMP 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.

 */

GSS_DLLIMP 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.

 */

GSS_DLLIMP 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

 */

GSS_DLLIMP 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.

 */

GSS_DLLIMP 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.

 */

GSS_DLLIMP 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.

 */

GSS_DLLIMP extern gss_OID GSS_C_NT_EXPORT_NAME;

/* Function Prototypes */

GSS_DLLIMP OM_uint32 gss_acquire_cred(

        OM_uint32 *,            /* minor_status */

        gss_const_name_t,       /* desired_name */

        OM_uint32,              /* time_req */

        gss_const_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 */

);

GSS_DLLIMP OM_uint32 gss_release_cred(

        OM_uint32 *,            /* minor_status */

        gss_cred_id_t *         /* cred_handle */

);

GSS_DLLIMP OM_uint32 gss_init_sec_context(

        OM_uint32 *,            /* minor_status */

        gss_const_cred_id_t,    /* claimant_cred_handle */

        gss_ctx_id_t *,         /* context_handle */

        gss_const_name_t,       /* target_name */

        gss_const_OID,          /* mech_type */

        OM_uint32,              /* req_flags */

        OM_uint32,              /* time_req */

        gss_const_channel_bindings_t, /* input_chan_bindings */

        gss_const_buffer_t,     /* input_token */

        gss_OID *,              /* actual_mech_type */

        gss_buffer_t,           /* output_token */

        OM_uint32 *,            /* ret_flags */

        OM_uint32 *             /* time_rec */

);

GSS_DLLIMP OM_uint32 gss_accept_sec_context(

        OM_uint32 *,            /* minor_status */

        gss_ctx_id_t *,         /* context_handle */

        gss_const_cred_id_t,    /* acceptor_cred_handle */

        gss_const_buffer_t,     /* input_token_buffer */

        gss_const_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 */

);

GSS_DLLIMP OM_uint32 gss_process_context_token(

        OM_uint32 *,            /* minor_status */

        gss_const_ctx_id_t,     /* context_handle */

        gss_const_buffer_t      /* token_buffer */

);

GSS_DLLIMP OM_uint32 gss_delete_sec_context(

        OM_uint32 *,            /* minor_status */

        gss_ctx_id_t *,         /* context_handle */

        gss_buffer_t            /* output_token */

);

GSS_DLLIMP OM_uint32 gss_context_time(

        OM_uint32 *,            /* minor_status */

        gss_const_ctx_id_t,     /* context_handle */

        OM_uint32 *             /* time_rec */

);

/* New for V2 */

GSS_DLLIMP OM_uint32 gss_get_mic(

        OM_uint32 *,            /* minor_status */

        gss_const_ctx_id_t,     /* context_handle */

        gss_qop_t,              /* qop_req */

        gss_const_buffer_t,     /* message_buffer */

        gss_buffer_t            /* message_token */

);

/* New for V2 */

GSS_DLLIMP OM_uint32 gss_verify_mic(

        OM_uint32 *,            /* minor_status */

        gss_const_ctx_id_t,     /* context_handle */

        gss_const_buffer_t,     /* message_buffer */

        gss_const_buffer_t,     /* message_token */

        gss_qop_t *             /* qop_state */

);

/* New for V2 */

GSS_DLLIMP OM_uint32 gss_wrap(

        OM_uint32 *,            /* minor_status */

        gss_const_ctx_id_t,     /* context_handle */

        int,                    /* conf_req_flag */

        gss_qop_t,              /* qop_req */

        gss_const_buffer_t,     /* input_message_buffer */

        int *,                  /* conf_state */

        gss_buffer_t            /* output_message_buffer */

);

/* New for V2 */

GSS_DLLIMP OM_uint32 gss_unwrap(

        OM_uint32 *,            /* minor_status */

        gss_const_ctx_id_t,     /* context_handle */

        gss_const_buffer_t,     /* input_message_buffer */

        gss_buffer_t,           /* output_message_buffer */

        int *,                  /* conf_state */

        gss_qop_t *             /* qop_state */

);

GSS_DLLIMP OM_uint32 gss_display_status(

        OM_uint32 *,            /* minor_status */

        OM_uint32,              /* status_value */

        int,                    /* status_type */

        gss_const_OID,          /* mech_type (used to be const) */

        OM_uint32 *,            /* message_context */

        gss_buffer_t            /* status_string */

);

GSS_DLLIMP OM_uint32 gss_indicate_mechs(

        OM_uint32 *,            /* minor_status */

        gss_OID_set *           /* mech_set */

);