krb5.h

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/*
 * include/krb5.h
 *
 * Copyright 1989,1990,1995 by the Massachusetts Institute of Technology.
 * All Rights Reserved.
 *
 * Export of this software from the United States of America may
 *   require a specific license from the United States Government.
 *   It is the responsibility of any person or organization contemplating
 *   export to obtain such a license before exporting.
 * 
 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
 * distribute this software and its documentation for any purpose and
 * without fee is hereby granted, provided that the above copyright
 * notice appear in all copies and that both that copyright notice and
 * this permission notice appear in supporting documentation, and that
 * the name of M.I.T. not be used in advertising or publicity pertaining
 * to distribution of the software without specific, written prior
 * permission.	Furthermore if you modify this software you must label
 * your software as modified software and not distribute it in such a
 * fashion that it might be confused with the original M.I.T. software.
 * M.I.T. makes no representations about the suitability of
 * this software for any purpose.  It is provided "as is" without express
 * or implied warranty.
 * 
 *
 * General definitions for Kerberos version 5.
 */

/*
 * Copyright (C) 1998 by the FundsXpress, INC.
 * 
 * All rights reserved.
 * 
 * Export of this software from the United States of America may require
 * a specific license from the United States Government.  It is the
 * responsibility of any person or organization contemplating export to
 * obtain such a license before exporting.
 * 
 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
 * distribute this software and its documentation for any purpose and
 * without fee is hereby granted, provided that the above copyright
 * notice appear in all copies and that both that copyright notice and
 * this permission notice appear in supporting documentation, and that
 * the name of FundsXpress. not be used in advertising or publicity pertaining
 * to distribution of the software without specific, written prior
 * permission.  FundsXpress makes no representations about the suitability of
 * this software for any purpose.  It is provided "as is" without express
 * or implied warranty.
 * 
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef KRB5_GENERAL__
#define KRB5_GENERAL__

#if defined(_MSDOS) || defined(_WIN32) || defined(macintosh)
#include "win-mac.h"
/* Macintoh CFM-68K magic incantation */
#if defined(macintosh) && defined(__CFM68K__) && !defined(__USING_STATIC_LIBS__)
#pragma import on
#endif
#endif

#if defined(_MSDOS) || defined(_WIN32) || defined(macintosh)
#include "win-mac.h"
#endif

#ifndef KRB5_CONFIG__
#ifndef KRB5_CALLCONV
#define KRB5_CALLCONV
#define KRB5_CALLCONV_C
#define KRB5_DLLIMP
#define GSS_DLLIMP
#define KRB5_EXPORTVAR
#define FAR
#define NEAR
#endif /* !KRB5_CALLCONV */
#endif /* !KRB5_CONFIG__ */

#ifndef THREEPARAMOPEN
#define THREEPARAMOPEN(x,y,z) open(x,y,z)
#endif

#define KRB5_OLD_CRYPTO

#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include <stdlib.h>

/*
 * begin "error_def.h"
 */

//#include <profile.h>
#include <errno.h>

/*
 * end "error_def.h"
 */

#ifdef __cplusplus
extern "C" {
#endif

/*
 * begin wordsize.h
 */

/*
 * Word-size related definition.
 */

typedef	unsigned char	krb5_octet;
typedef	unsigned char	krb5_ui_1;

#if (SIZEOF_INT == 2)
typedef	int	krb5_int16;
typedef	unsigned int	krb5_ui_2;
#define VALID_INT_BITS	  0x7fff
#define VALID_UINT_BITS	  0xffff
#elif (SIZEOF_SHORT == 2)
typedef	short	krb5_int16;
typedef	unsigned short	krb5_ui_2;
#else
  ?==error: undefined 16 bit type
#endif

#if (SIZEOF_INT == 4)
typedef	int	krb5_int32;
typedef	unsigned int	krb5_ui_4;
#define VALID_INT_BITS	  0x7fffffff
#define VALID_UINT_BITS	  0xffffffff
#elif (SIZEOF_LONG == 4)
typedef	long	krb5_int32;
typedef	unsigned long	krb5_ui_4;
#elif (SIZEOF_SHORT == 4)
typedef	short	krb5_int32;
typedef	unsigned short	krb5_ui_4;
#else
 ?== error: undefined 32 bit type
#endif

#define KRB5_INT32_MAX	2147483647
/* this strange form is necessary since - is a unary operator, not a sign
   indicator */
#define KRB5_INT32_MIN	(-KRB5_INT32_MAX-1)

#define KRB5_INT16_MAX 65535	
/* this strange form is necessary since - is a unary operator, not a sign
   indicator */
#define KRB5_INT16_MIN	(-KRB5_INT16_MAX-1)

/*
 * end wordsize.h
 */

/*
 * begin "base-defs.h"
 */

/*
 * Basic definitions for Kerberos V5 library
 */

#ifndef FALSE
#define	FALSE	0
#endif
#ifndef TRUE
#define	TRUE	1
#endif

typedef	unsigned int krb5_boolean;
typedef	unsigned int krb5_msgtype;	
typedef	unsigned int krb5_kvno;	

typedef	krb5_int32 krb5_addrtype;
typedef krb5_int32 krb5_enctype;
typedef krb5_int32 krb5_cksumtype;
typedef krb5_int32 krb5_authdatatype;
typedef krb5_int32 krb5_keyusage;

typedef krb5_int32	krb5_preauthtype; /* This may change, later on */
typedef	krb5_int32	krb5_flags;
typedef krb5_int32	krb5_timestamp;
typedef	krb5_int32	krb5_error_code;
typedef krb5_int32	krb5_deltat;

typedef krb5_error_code	krb5_magic;

typedef struct _krb5_data {
	krb5_magic magic;
	int length;
	char FAR *data;
} krb5_data;

/* Define krb5_const as necessary */

/*
 * Hardcoded scrudge to deal with Ultrix; see note on NPROTOTYPE below
 */

#if defined(KRB5_NO_CONST) || (defined(__ultrix) && !defined(__GNUC__))
#define krb5_const
#else
#define krb5_const const
#endif

#if defined(__STDC__) || defined(__cplusplus) || defined(HAS_VOID_TYPE)
typedef	void FAR * krb5_pointer;
typedef void krb5_const FAR * krb5_const_pointer;
#else
typedef char FAR * krb5_pointer;
typedef char krb5_const FAR * krb5_const_pointer;
#endif

#if (defined(__STDC__) || defined(__cplusplus) || defined(_MSDOS) || defined(_WIN32) || defined(KRB5_PROVIDE_PROTOTYPES)) && !defined(KRB5_NO_PROTOTYPES)
#define KRB5_PROTOTYPE(x) x
#if defined(__STDC__) || defined(__cplusplus) || defined(HAVE_STDARG_H) || defined(_MSDOS) || defined(_WIN32)
#define	KRB5_STDARG_P(x) x
#else
#define KRB5_STDARG_P(x) ()
#endif /* defined(__STDC__) || defined(__cplusplus) || defined(HAVE_STDARG_H) */
#else
#define KRB5_PROTOTYPE(x) ()
#define KRB5_STDARG_P(x) ()
#endif /* STDC or PROTOTYPES */

/*
 * This gross compiler dependency is in here because the stock Ultrix
 * compiler defines __STDC__ but doesn't deal with nested prototypes
 * properly.  The reason this isn't tested for is so that this header
 * is actually useful when installed.
 */
#if defined(KRB5_NO_NESTED_PROTOTYPES) || (defined(__ultrix) && !defined(__GNUC__))
#define	KRB5_NPROTOTYPE(x) ()
#else
#define	KRB5_NPROTOTYPE(x) KRB5_PROTOTYPE(x)
#endif

typedef struct krb5_principal_data {
    krb5_magic magic;
    krb5_data realm;
    krb5_data FAR *data;		/* An array of strings */
    krb5_int32 length;
    krb5_int32 type;
} krb5_principal_data;

typedef	krb5_principal_data FAR * krb5_principal;

/*
 * Per V5 spec on definition of principal types
 */

/* Name type not known */
#define KRB5_NT_UNKNOWN		0
/* Just the name of the principal as in DCE, or for users */
#define KRB5_NT_PRINCIPAL	1
/* Service and other unique instance (krbtgt) */
#define KRB5_NT_SRV_INST	2
/* Service with host name as instance (telnet, rcommands) */
#define KRB5_NT_SRV_HST		3
/* Service with host as remaining components */
#define KRB5_NT_SRV_XHST	4
/* Unique ID */
#define KRB5_NT_UID		5

/* constant version thereof: */
typedef krb5_const krb5_principal_data FAR *krb5_const_principal;

#define krb5_princ_realm(context, princ) (&(princ)->realm)
#define krb5_princ_set_realm(context, princ,value) ((princ)->realm = *(value))
#define krb5_princ_set_realm_length(context, princ,value) (princ)->realm.length = (value)
#define krb5_princ_set_realm_data(context, princ,value) (princ)->realm.data = (value)
#define	krb5_princ_size(context, princ) (princ)->length
#define	krb5_princ_type(context, princ) (princ)->type
#define	krb5_princ_name(context, princ) (princ)->data
#define	krb5_princ_component(context, princ,i) ((princ)->data + i)

/*
 * end "base-defs.h"
 */

/*
 * begin "hostaddr.h"
 */

/* structure for address */
typedef struct _krb5_address {
    krb5_magic magic;
    krb5_addrtype addrtype;
    int length;
    krb5_octet FAR *contents;
} krb5_address;

/* per Kerberos v5 protocol spec */
#define	ADDRTYPE_INET		0x0002
#define	ADDRTYPE_CHAOS		0x0005
#define	ADDRTYPE_XNS		0x0006
#define	ADDRTYPE_ISO		0x0007
#define ADDRTYPE_DDP		0x0010
#define ADDRTYPE_INET6		0x0018
/* not yet in the spec... */
#define ADDRTYPE_ADDRPORT	0x0100
#define ADDRTYPE_IPPORT		0x0101

/* macros to determine if a type is a local type */
#define ADDRTYPE_IS_LOCAL(addrtype) (addrtype & 0x8000)

/*
 * end "hostaddr.h"
 */


struct _krb5_context;
typedef struct _krb5_context FAR * krb5_context;

struct _krb5_auth_context;
typedef struct _krb5_auth_context FAR * krb5_auth_context;

struct _krb5_cryptosystem_entry;

/*
 * begin "encryption.h"
 */

typedef struct _krb5_keyblock {
    krb5_magic magic;
    krb5_enctype enctype;
    int length;
    krb5_octet FAR *contents;
} krb5_keyblock;

#ifdef KRB5_OLD_CRYPTO
typedef struct _krb5_encrypt_block {
    krb5_magic magic;
    krb5_enctype crypto_entry;		/* to call krb5_encrypt_size, you need
					   this.  it was a pointer, but it
					   doesn't have to be.  gross. */
    krb5_keyblock FAR *key;
} krb5_encrypt_block;
#endif

typedef struct _krb5_checksum {
    krb5_magic magic;
    krb5_cksumtype checksum_type;	/* checksum type */
    int length;
    krb5_octet FAR *contents;
} krb5_checksum;

typedef struct _krb5_enc_data {
    krb5_magic magic;
    krb5_enctype enctype;
    krb5_kvno kvno;
    krb5_data ciphertext;
} krb5_enc_data;

/* per Kerberos v5 protocol spec */
#define	ENCTYPE_NULL		0x0000
#define	ENCTYPE_DES_CBC_CRC	0x0001	/* DES cbc mode with CRC-32 */