/*
 * 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.	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.
 */

#ifndef KRB5_GENERAL__
#define KRB5_GENERAL__

#if defined(__MWERKS__) || defined(applec) || defined(THINK_C)
#define _MACINTOSH
#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 KRB5_EXPORTVAR
#define FAR
#define NEAR
#endif /* !KRB5_CALLCONV */
#endif /* !KRB5_CONFIG__ */

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


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

/*
 * 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	unsigned int krb5_addrtype;
typedef unsigned int krb5_enctype;
typedef unsigned int krb5_cksumtype;
typedef unsigned int krb5_authdatatype;

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
/* 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;

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

typedef struct _krb5_encrypt_block {
    krb5_magic magic;
    struct _krb5_cryptosystem_entry FAR * crypto_entry;
    krb5_keyblock FAR *key;
    krb5_pointer priv;			/* for private use, e.g. DES
					   key schedules */
    krb5_int32 priv_size;		/* Size of private data */
} krb5_encrypt_block;

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 */
#define	ENCTYPE_DES_CBC_MD4	0x0002	/* DES cbc mode with RSA-MD4 */
#define	ENCTYPE_DES_CBC_MD5	0x0003	/* DES cbc mode with RSA-MD5 */
#define	ENCTYPE_DES_CBC_RAW	0x0004	/* DES cbc mode raw */
#define	ENCTYPE_DES3_CBC_SHA	0x0005	/* DES-3 cbc mode with NIST-SHA */
#define	ENCTYPE_DES3_CBC_RAW	0x0006	/* DES-3 cbc mode raw */
#define ENCTYPE_UNKNOWN		0x01ff

#define	CKSUMTYPE_CRC32		0x0001
#define	CKSUMTYPE_RSA_MD4	0x0002
#define	CKSUMTYPE_RSA_MD4_DES	0x0003
#define	CKSUMTYPE_DESCBC	0x0004
/* des-mac-k */
/* rsa-md4-des-k */
#define	CKSUMTYPE_RSA_MD5	0x0007
#define	CKSUMTYPE_RSA_MD5_DES	0x0008
#define CKSUMTYPE_NIST_SHA	0x0009
#define CKSUMTYPE_HMAC_SHA	0x000a

#ifndef krb5_roundup
/* round x up to nearest multiple of y */
#define krb5_roundup(x, y) ((((x) + (y) - 1)/(y))*(y))
#endif /* roundup */

/* macro function definitions to help clean up code */

#if 1
#define krb5_x(ptr,args) ((ptr)?((*(ptr)) args):(abort(),1))
#define krb5_xc(ptr,args) ((ptr)?((*(ptr)) args):(abort(),(char*)0))
#else
#define krb5_x(ptr,args) ((*(ptr)) args)
#define krb5_xc(ptr,args) ((*(ptr)) args)
#endif

#ifdef __cplusplus
extern "C" {
#endif

/*
 * cryptosystem routine prototypes
 */
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_encrypt
	KRB5_PROTOTYPE((krb5_context context,
		krb5_const krb5_pointer inptr,
		krb5_pointer outptr,
		krb5_const size_t size,
		krb5_encrypt_block FAR * eblock,
		krb5_pointer ivec));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_decrypt
	KRB5_PROTOTYPE((krb5_context context,
		krb5_const krb5_pointer inptr,
		krb5_pointer outptr,
		krb5_const size_t size,
		krb5_encrypt_block FAR * eblock,
		krb5_pointer ivec));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_process_key
	KRB5_PROTOTYPE((krb5_context context,
		krb5_encrypt_block FAR * eblock,
		krb5_const krb5_keyblock FAR * key));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_finish_key
	KRB5_PROTOTYPE((krb5_context context,
		krb5_encrypt_block FAR * eblock));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_string_to_key
	KRB5_PROTOTYPE((krb5_context context,
		krb5_const krb5_encrypt_block FAR * eblock,
		krb5_keyblock FAR * keyblock,
		krb5_const krb5_data FAR * data,
		krb5_const krb5_data FAR * salt));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_init_random_key
	KRB5_PROTOTYPE((krb5_context context,
		krb5_const krb5_encrypt_block FAR * eblock,
		krb5_const krb5_keyblock FAR * keyblock,
		krb5_pointer FAR * ptr));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_finish_random_key
	KRB5_PROTOTYPE((krb5_context context,
		krb5_const krb5_encrypt_block FAR * eblock,
		krb5_pointer FAR * ptr));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_random_key
	KRB5_PROTOTYPE((krb5_context context,
		krb5_const krb5_encrypt_block FAR * eblock,
		krb5_pointer ptr,
		krb5_keyblock FAR * FAR * keyblock));
KRB5_DLLIMP krb5_enctype KRB5_CALLCONV krb5_eblock_enctype
	KRB5_PROTOTYPE((krb5_context context,
		krb5_const krb5_encrypt_block FAR * eblock));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_use_enctype
	KRB5_PROTOTYPE((krb5_context context,
		krb5_encrypt_block FAR * eblock,
		krb5_const krb5_enctype enctype));
KRB5_DLLIMP size_t KRB5_CALLCONV krb5_encrypt_size
	KRB5_PROTOTYPE((krb5_const size_t length,
		krb5_const struct _krb5_cryptosystem_entry FAR * crypto));
KRB5_DLLIMP size_t KRB5_CALLCONV krb5_checksum_size
	KRB5_PROTOTYPE((krb5_context context,
		krb5_const krb5_cksumtype ctype));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_calculate_checksum
	KRB5_PROTOTYPE((krb5_context context,
		krb5_const krb5_cksumtype ctype,
		krb5_const krb5_pointer in, krb5_const size_t in_length,
		krb5_const krb5_pointer seed, krb5_const size_t seed_length,
		krb5_checksum FAR * outcksum));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_verify_checksum
	KRB5_PROTOTYPE((krb5_context context,
		krb5_const krb5_cksumtype ctype,
		krb5_const krb5_checksum FAR * cksum,
		krb5_const krb5_pointer in, krb5_const size_t in_length,
		krb5_const krb5_pointer seed, krb5_const size_t seed_length));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_random_confounder
	KRB5_PROTOTYPE((size_t, krb5_pointer));

krb5_boolean KRB5_CALLCONV valid_enctype
	KRB5_PROTOTYPE((krb5_const krb5_enctype ktype));
krb5_boolean KRB5_CALLCONV valid_cksumtype
	KRB5_PROTOTYPE((krb5_const krb5_cksumtype ctype));
krb5_boolean KRB5_CALLCONV is_coll_proof_cksum
	KRB5_PROTOTYPE((krb5_const krb5_cksumtype ctype));
krb5_boolean KRB5_CALLCONV is_keyed_cksum
	KRB5_PROTOTYPE((krb5_const krb5_cksumtype ctype));

krb5_error_code krb5_encrypt_data
	KRB5_PROTOTYPE((krb5_context context, krb5_keyblock *key, 
		krb5_pointer ivec, krb5_data *data, 
		krb5_enc_data *enc_data));

krb5_error_code krb5_decrypt_data
	KRB5_PROTOTYPE((krb5_context context, krb5_keyblock *key, 
		krb5_pointer ivec, krb5_enc_data *data, 
		krb5_data *enc_data));
#ifdef __cplusplus
}
#endif

/*
 * end "encryption.h"
 */

/*
 * begin "fieldbits.h"
 */

/* kdc_options for kdc_request */
/* options is 32 bits; each host is responsible to put the 4 bytes
   representing these bits into net order before transmission */
/* #define	KDC_OPT_RESERVED	0x80000000 */
#define	KDC_OPT_FORWARDABLE		0x40000000
#define	KDC_OPT_FORWARDED		0x20000000
#define	KDC_OPT_PROXIABLE		0x10000000
#define	KDC_OPT_PROXY			0x08000000
#define	KDC_OPT_ALLOW_POSTDATE		0x04000000
#define	KDC_OPT_POSTDATED		0x02000000
/* #define	KDC_OPT_UNUSED		0x01000000 */
#define	KDC_OPT_RENEWABLE		0x00800000
/* #define	KDC_OPT_UNUSED		0x00400000 */
/* #define	KDC_OPT_RESERVED	0x00200000 */
/* #define	KDC_OPT_RESERVED	0x00100000 */
/* #define	KDC_OPT_RESERVED	0x00080000 */
/* #define	KDC_OPT_RESERVED	0x00040000 */
/* #define	KDC_OPT_RESERVED	0x00020000 */
/* #define	KDC_OPT_RESERVED	0x00010000 */
/* #define	KDC_OPT_RESERVED	0x00008000 */
/* #define	KDC_OPT_RESERVED	0x00004000 */
/* #define	KDC_OPT_RESERVED	0x00002000 */
/* #define	KDC_OPT_RESERVED	0x00001000 */
/* #define	KDC_OPT_RESERVED	0x00000800 */
/* #define	KDC_OPT_RESERVED	0x00000400 */
/* #define	KDC_OPT_RESERVED	0x00000200 */
/* #define	KDC_OPT_RESERVED	0x00000100 */
/* #define	KDC_OPT_RESERVED	0x00000080 */
/* #define	KDC_OPT_RESERVED	0x00000040 */
/* #define	KDC_OPT_RESERVED	0x00000020 */
#define	KDC_OPT_RENEWABLE_OK		0x00000010
#define	KDC_OPT_ENC_TKT_IN_SKEY		0x00000008
/* #define	KDC_OPT_UNUSED		0x00000004 */
#define	KDC_OPT_RENEW			0x00000002
#define	KDC_OPT_VALIDATE		0x00000001

/*
 * Mask of ticket flags in the TGT which should be converted into KDC
 * options when using the TGT to get derivitive tickets.
 * 
 *  New mask = KDC_OPT_FORWARDABLE | KDC_OPT_PROXIABLE |
 *	       KDC_OPT_ALLOW_POSTDATE | KDC_OPT_RENEWABLE
 */
#define KDC_TKT_COMMON_MASK		0x54800000

/* definitions for ap_options fields */
/* ap_options are 32 bits; each host is responsible to put the 4 bytes
   representing these bits into net order before transmission */
#define	AP_OPTS_RESERVED		0x80000000
#define	AP_OPTS_USE_SESSION_KEY		0x40000000
#define	AP_OPTS_MUTUAL_REQUIRED		0x20000000
/* #define	AP_OPTS_RESERVED	0x10000000 */
/* #define	AP_OPTS_RESERVED	0x08000000 */
/* #define	AP_OPTS_RESERVED	0x04000000 */
/* #define	AP_OPTS_RESERVED	0x02000000 */
/* #define	AP_OPTS_RESERVED	0x01000000 */
/* #define	AP_OPTS_RESERVED	0x00800000 */
/* #define	AP_OPTS_RESERVED	0x00400000 */
/* #define	AP_OPTS_RESERVED	0x00200000 */
/* #define	AP_OPTS_RESERVED	0x00100000 */
/* #define	AP_OPTS_RESERVED	0x00080000 */
/* #define	AP_OPTS_RESERVED	0x00040000 */
/* #define	AP_OPTS_RESERVED	0x00020000 */
/* #define	AP_OPTS_RESERVED	0x00010000 */
/* #define	AP_OPTS_RESERVED	0x00008000 */
/* #define	AP_OPTS_RESERVED	0x00004000 */
/* #define	AP_OPTS_RESERVED	0x00002000 */
/* #define	AP_OPTS_RESERVED	0x00001000 */
/* #define	AP_OPTS_RESERVED	0x00000800 */
/* #define	AP_OPTS_RESERVED	0x00000400 */
/* #define	AP_OPTS_RESERVED	0x00000200 */
/* #define	AP_OPTS_RESERVED	0x00000100 */
/* #define	AP_OPTS_RESERVED	0x00000080 */
/* #define	AP_OPTS_RESERVED	0x00000040 */
/* #define	AP_OPTS_RESERVED	0x00000020 */
/* #define	AP_OPTS_RESERVED	0x00000010 */
/* #define	AP_OPTS_RESERVED	0x00000008 */
/* #define	AP_OPTS_RESERVED	0x00000004 */
/* #define	AP_OPTS_RESERVED	0x00000002 */
#define AP_OPTS_USE_SUBKEY	0x00000001

#define AP_OPTS_WIRE_MASK	0xfffffff0

/* definitions for ad_type fields. */
#define	AD_TYPE_RESERVED	0x8000
#define	AD_TYPE_EXTERNAL	0x4000
#define	AD_TYPE_REGISTERED	0x2000

#define AD_TYPE_FIELD_TYPE_MASK	0x1fff

/* Ticket flags */
/* flags are 32 bits; each host is responsible to put the 4 bytes
   representing these bits into net order before transmission */
/* #define	TKT_FLG_RESERVED	0x80000000 */
#define	TKT_FLG_FORWARDABLE		0x40000000
#define	TKT_FLG_FORWARDED		0x20000000
#define	TKT_FLG_PROXIABLE		0x10000000
#define	TKT_FLG_PROXY			0x08000000
#define	TKT_FLG_MAY_POSTDATE		0x04000000
#define	TKT_FLG_POSTDATED		0x02000000
#define	TKT_FLG_INVALID			0x01000000
#define	TKT_FLG_RENEWABLE		0x00800000
#define	TKT_FLG_INITIAL			0x00400000
#define	TKT_FLG_PRE_AUTH		0x00200000
#define	TKT_FLG_HW_AUTH			0x00100000
/* #define	TKT_FLG_RESERVED	0x00080000 */
/* #define	TKT_FLG_RESERVED	0x00040000 */
/* #define	TKT_FLG_RESERVED	0x00020000 */
/* #define	TKT_FLG_RESERVED	0x00010000 */
/* #define	TKT_FLG_RESERVED	0x00008000 */
/* #define	TKT_FLG_RESERVED	0x00004000 */
/* #define	TKT_FLG_RESERVED	0x00002000 */
/* #define	TKT_FLG_RESERVED	0x00001000 */
/* #define	TKT_FLG_RESERVED	0x00000800 */
/* #define	TKT_FLG_RESERVED	0x00000400 */
/* #define	TKT_FLG_RESERVED	0x00000200 */
/* #define	TKT_FLG_RESERVED	0x00000100 */
/* #define	TKT_FLG_RESERVED	0x00000080 */
/* #define	TKT_FLG_RESERVED	0x00000040 */
/* #define	TKT_FLG_RESERVED	0x00000020 */
/* #define	TKT_FLG_RESERVED	0x00000010 */
/* #define	TKT_FLG_RESERVED	0x00000008 */
/* #define	TKT_FLG_RESERVED	0x00000004 */
/* #define	TKT_FLG_RESERVED	0x00000002 */
/* #define	TKT_FLG_RESERVED	0x00000001 */

/* definitions for lr_type fields. */
#define	LR_TYPE_THIS_SERVER_ONLY	0x8000

#define LR_TYPE_INTERPRETATION_MASK	0x7fff

/* definitions for ad_type fields. */
#define	AD_TYPE_EXTERNAL	0x4000
#define	AD_TYPE_REGISTERED	0x2000

#define AD_TYPE_FIELD_TYPE_MASK	0x1fff
#define AD_TYPE_INTERNAL_MASK	0x3fff

/* definitions for msec direction bit for KRB_SAFE, KRB_PRIV */
#define	MSEC_DIRBIT		0x8000
#define	MSEC_VAL_MASK		0x7fff

/*
 * end "fieldbits.h"
 */

/*
 * begin "proto.h"
 */

/* Protocol version number */
#define	KRB5_PVNO	5

/* Message types */

#define	KRB5_AS_REQ	((krb5_msgtype)10) /* Req for initial authentication */
#define	KRB5_AS_REP	((krb5_msgtype)11) /* Response to KRB_AS_REQ request */
#define	KRB5_TGS_REQ	((krb5_msgtype)12) /* TGS request to server */
#define	KRB5_TGS_REP	((krb5_msgtype)13) /* Response to KRB_TGS_REQ req */
#define	KRB5_AP_REQ	((krb5_msgtype)14) /* application request to server */
#define	KRB5_AP_REP	((krb5_msgtype)15) /* Response to KRB_AP_REQ_MUTUAL */
#define	KRB5_SAFE	((krb5_msgtype)20) /* Safe application message */
#define	KRB5_PRIV	((krb5_msgtype)21) /* Private application message */
#define	KRB5_CRED	((krb5_msgtype)22) /* Credential forwarding message */
#define	KRB5_ERROR	((krb5_msgtype)30) /* Error response */

/* LastReq types */
#define KRB5_LRQ_NONE			0
#define KRB5_LRQ_ALL_LAST_TGT		1
#define KRB5_LRQ_ONE_LAST_TGT		(-1)
#define KRB5_LRQ_ALL_LAST_INITIAL	2
#define KRB5_LRQ_ONE_LAST_INITIAL	(-2)
#define KRB5_LRQ_ALL_LAST_TGT_ISSUED	3
#define KRB5_LRQ_ONE_LAST_TGT_ISSUED	(-3)
#define KRB5_LRQ_ALL_LAST_RENEWAL	4
#define KRB5_LRQ_ONE_LAST_RENEWAL	(-4)
#define KRB5_LRQ_ALL_LAST_REQ		5
#define KRB5_LRQ_ONE_LAST_REQ		(-5)

/* PADATA types */
#define KRB5_PADATA_NONE		0
#define	KRB5_PADATA_AP_REQ		1
#define	KRB5_PADATA_TGS_REQ		KRB5_PADATA_AP_REQ
#define KRB5_PADATA_ENC_TIMESTAMP	2
#define	KRB5_PADATA_PW_SALT		3
#if 0				/* Not used */
#define KRB5_PADATA_ENC_ENCKEY		4  /* Key encrypted within itself */
#endif
#define KRB5_PADATA_ENC_UNIX_TIME	5  /* timestamp encrypted in key */
#define KRB5_PADATA_ENC_SANDIA_SECURID	6  /* SecurId passcode */
#define KRB5_PADATA_SESAME		7  /* Sesame project */
#define KRB5_PADATA_OSF_DCE		8  /* OSF DCE */
#define KRB5_CYBERSAFE_SECUREID		9  /* Cybersafe */
#define	KRB5_PADATA_AFS3_SALT		10 /* Cygnus */
#define KRB5_PADATA_ETYPE_INFO		11 /* Etype info for preauth */
#define KRB5_PADATA_SAM_CHALLENGE	12 /* draft challenge system */
#define KRB5_PADATA_SAM_RESPONSE	13 /* draft challenge system response */
    
#define	KRB5_SAM_USE_SAD_AS_KEY		0x80000000
#define	KRB5_SAM_SEND_ENCRYPTED_SAD	0x40000000
#define	KRB5_SAM_MUST_PK_ENCRYPT_SAD	0x20000000 /* currently must be zero */

/* Reserved for SPX pre-authentication. */
#define KRB5_PADATA_DASS		16

/* Transited encoding types */
#define	KRB5_DOMAIN_X500_COMPRESS	1

/* alternate authentication types */
#define	KRB5_ALTAUTH_ATT_CHALLENGE_RESPONSE	64

/* authorization data types */
#define	KRB5_AUTHDATA_OSF_DCE	64
#define KRB5_AUTHDATA_SESAME	65

/*
 * end "proto.h"
 */

/*
 * begin "error_def.h"
 */

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

/*
 * end "error_def.h"
 */

/* Time set */
typedef struct _krb5_ticket_times {
    krb5_timestamp authtime; /* XXX ? should ktime in KDC_REP == authtime
				in ticket? otherwise client can't get this */ 
    krb5_timestamp starttime;		/* optional in ticket, if not present,
					   use authtime */
    krb5_timestamp endtime;
    krb5_timestamp renew_till;
} krb5_ticket_times;

/* structure for auth data */
typedef struct _krb5_authdata {
    krb5_magic magic;
    krb5_authdatatype ad_type;
    int length;
    krb5_octet FAR *contents;
} krb5_authdata;

/* structure for transited encoding */
typedef struct _krb5_transited {
    krb5_magic magic;
    krb5_octet tr_type;
    krb5_data tr_contents;
} krb5_transited;

typedef struct _krb5_enc_tkt_part {
    krb5_magic magic;
    /* to-be-encrypted portion */
    krb5_flags flags;			/* flags */
    krb5_keyblock FAR *session;		/* session key: includes enctype */
    krb5_principal client;		/* client name/realm */
    krb5_transited transited;		/* list of transited realms */
    krb5_ticket_times times;		/* auth, start, end, renew_till */
    krb5_address FAR * FAR *caddrs;	/* array of ptrs to addresses */
    krb5_authdata FAR * FAR *authorization_data; /* auth data */
} krb5_enc_tkt_part;

typedef struct _krb5_ticket {
    krb5_magic magic;
    /* cleartext portion */
    krb5_principal server;		/* server name/realm */
    krb5_enc_data enc_part;		/* encryption type, kvno, encrypted
					   encoding */
    krb5_enc_tkt_part FAR *enc_part2;	/* ptr to decrypted version, if
					   available */
} krb5_ticket;

/* the unencrypted version */
typedef struct _krb5_authenticator {
    krb5_magic magic;
    krb5_principal client;		/* client name/realm */
    krb5_checksum FAR *checksum;	/* checksum, includes type, optional */
    krb5_int32 cusec;			/* client usec portion */
    krb5_timestamp ctime;		/* client sec portion */
    krb5_keyblock FAR *subkey;		/* true session key, optional */
    krb5_int32 seq_number;		/* sequence #, optional */
    krb5_authdata FAR * FAR *authorization_data; /* New add by Ari, auth data */
} krb5_authenticator;

typedef struct _krb5_tkt_authent {
    krb5_magic magic;
    krb5_ticket FAR *ticket;
    krb5_authenticator FAR *authenticator;
    krb5_flags ap_options;
} krb5_tkt_authent;

/* credentials:	 Ticket, session key, etc. */
typedef struct _krb5_creds {
    krb5_magic magic;
    krb5_principal client;		/* client's principal identifier */
    krb5_principal server;		/* server's principal identifier */
    krb5_keyblock keyblock;		/* session encryption key info */
    krb5_ticket_times times;		/* lifetime info */
    krb5_boolean is_skey;		/* true if ticket is encrypted in
					   another ticket's skey */
    krb5_flags ticket_flags;		/* flags in ticket */
    krb5_address FAR * FAR *addresses;	/* addrs in ticket */
    krb5_data ticket;			/* ticket string itself */
    krb5_data second_ticket;		/* second ticket, if related to
					   ticket (via DUPLICATE-SKEY or
					   ENC-TKT-IN-SKEY) */
    krb5_authdata FAR * FAR *authdata;	/* authorization data */
} krb5_creds;

/* Last request fields */
typedef struct _krb5_last_req_entry {
    krb5_magic magic;
    krb5_octet lr_type;
    krb5_timestamp value;
} krb5_last_req_entry;

/* pre-authentication data */
typedef struct _krb5_pa_data {
    krb5_magic magic;
    krb5_preauthtype  pa_type;
    int length;
    krb5_octet FAR *contents;
} krb5_pa_data;

typedef struct _krb5_kdc_req {
    krb5_magic magic;
    krb5_msgtype msg_type;		/* AS_REQ or TGS_REQ? */
    krb5_pa_data FAR * FAR *padata;	/* e.g. encoded AP_REQ */
    /* real body */
    krb5_flags kdc_options;		/* requested options */
    krb5_principal client;		/* includes realm; optional */
    krb5_principal server;		/* includes realm (only used if no
					   client) */
    krb5_timestamp from;		/* requested starttime */
    krb5_timestamp till;		/* requested endtime */
    krb5_timestamp rtime;		/* (optional) requested renew_till */
    krb5_int32 nonce;			/* nonce to match request/response */
    int nktypes;			/* # of ktypes, must be positive */
    krb5_enctype FAR *ktype;		/* requested enctype(s) */
    krb5_address FAR * FAR *addresses;	/* requested addresses, optional */
    krb5_enc_data authorization_data;	/* encrypted auth data; OPTIONAL */
    krb5_authdata FAR * FAR *unenc_authdata; /* unencrypted auth data,
					   if available */
    krb5_ticket FAR * FAR *second_ticket;/* second ticket array; OPTIONAL */
} krb5_kdc_req;

typedef struct _krb5_enc_kdc_rep_part {
    krb5_magic magic;
    /* encrypted part: */
    krb5_msgtype msg_type;		/* krb5 message type */
    krb5_keyblock FAR *session;		/* session key */
    krb5_last_req_entry FAR * FAR *last_req; /* array of ptrs to entries */
    krb5_int32 nonce;			/* nonce from request */
    krb5_timestamp key_exp;		/* expiration date */
    krb5_flags flags;			/* ticket flags */
    krb5_ticket_times times;		/* lifetime info */
    krb5_principal server;		/* server's principal identifier */
    krb5_address FAR * FAR *caddrs;	/* array of ptrs to addresses,
					   optional */
} krb5_enc_kdc_rep_part;

typedef struct _krb5_kdc_rep {
    krb5_magic magic;
    /* cleartext part: */
    krb5_msgtype msg_type;		/* AS_REP or KDC_REP? */
    krb5_pa_data FAR * FAR *padata;	/* preauthentication data from KDC */
    krb5_principal client;		/* client's principal identifier */
    krb5_ticket FAR *ticket;		/* ticket */
    krb5_enc_data enc_part;		/* encryption type, kvno, encrypted
					   encoding */
    krb5_enc_kdc_rep_part FAR *enc_part2;/* unencrypted version, if available */
} krb5_kdc_rep;

/* error message structure */
typedef struct _krb5_error {
    krb5_magic magic;
    /* some of these may be meaningless in certain contexts */
    krb5_timestamp ctime;		/* client sec portion; optional */
    krb5_int32 cusec;			/* client usec portion; optional */
    krb5_int32 susec;			/* server usec portion */
    krb5_timestamp stime;		/* server sec portion */
    krb5_ui_4 error;			/* error code (protocol error #'s) */
    krb5_principal client;		/* client's principal identifier;
					   optional */
    krb5_principal server;		/* server's principal identifier */
    krb5_data text;			/* descriptive text */
    krb5_data e_data;			/* additional error-describing data */
} krb5_error;

typedef struct _krb5_ap_req {
    krb5_magic magic;
    krb5_flags ap_options;		/* requested options */
    krb5_ticket FAR *ticket;		/* ticket */
    krb5_enc_data authenticator;	/* authenticator (already encrypted) */
} krb5_ap_req;

typedef struct _krb5_ap_rep {
    krb5_magic magic;
    krb5_enc_data enc_part;
} krb5_ap_rep;

typedef struct _krb5_ap_rep_enc_part {
    krb5_magic magic;
    krb5_timestamp ctime;		/* client time, seconds portion */
    krb5_int32 cusec;			/* client time, microseconds portion */
    krb5_keyblock FAR *subkey;		/* true session key, optional */
    krb5_int32 seq_number;		/* sequence #, optional */
} krb5_ap_rep_enc_part;

typedef struct _krb5_response {
    krb5_magic magic;
    krb5_octet message_type;
    krb5_data response;
    krb5_int32 expected_nonce;	/* The expected nonce for KDC_REP messages */
    krb5_timestamp request_time;   /* When we made the request */
} krb5_response;

typedef struct _krb5_safe {
    krb5_magic magic;
    krb5_data user_data;		/* user data */
    krb5_timestamp timestamp;		/* client time, optional */
    krb5_int32 usec;			/* microsecond portion of time,
					   optional */
    krb5_int32 seq_number;		/* sequence #, optional */
    krb5_address FAR *s_address;	/* sender address */
    krb5_address FAR *r_address;	/* recipient address, optional */
    krb5_checksum FAR *checksum;	/* data integrity checksum */
} krb5_safe;

typedef struct _krb5_priv {
    krb5_magic magic;
    krb5_enc_data enc_part;		/* encrypted part */
} krb5_priv;

typedef struct _krb5_priv_enc_part {
    krb5_magic magic;
    krb5_data user_data;		/* user data */
    krb5_timestamp timestamp;		/* client time, optional */
    krb5_int32 usec;			/* microsecond portion of time, opt. */
    krb5_int32 seq_number;		/* sequence #, optional */
    krb5_address FAR *s_address;	/* sender address */
    krb5_address FAR *r_address;	/* recipient address, optional */
} krb5_priv_enc_part;

typedef struct _krb5_cred_info {
    krb5_magic magic;
    krb5_keyblock FAR *session;		/* session key used to encrypt */
					/* ticket */
    krb5_principal client;		/* client name/realm, optional */
    krb5_principal server;		/* server name/realm, optional */
    krb5_flags flags;			/* ticket flags, optional */
    krb5_ticket_times times;		/* auth, start, end, renew_till, */
					/* optional */
    krb5_address FAR * FAR *caddrs;	/* array of ptrs to addresses */
} krb5_cred_info;

typedef struct _krb5_cred_enc_part {
    krb5_magic magic;
    krb5_int32 nonce;			/* nonce, optional */
    krb5_timestamp timestamp;		/* client time */
    krb5_int32 usec;			/* microsecond portion of time */
    krb5_address FAR *s_address;	/* sender address, optional */
    krb5_address FAR *r_address;	/* recipient address, optional */
    krb5_cred_info FAR * FAR *ticket_info;
} krb5_cred_enc_part;	 

typedef struct _krb5_cred {
    krb5_magic magic;
    krb5_ticket FAR * FAR *tickets;	/* tickets */
    krb5_enc_data enc_part;		/* encrypted part */
    krb5_cred_enc_part FAR *enc_part2;	/* unencrypted version, if available*/
} krb5_cred;

/* Sandia password generation structures */
typedef struct _passwd_phrase_element {
    krb5_magic magic;
    krb5_data FAR *passwd;
    krb5_data FAR *phrase;
} passwd_phrase_element;

typedef struct _krb5_pwd_data {
    krb5_magic magic;
    int sequence_count;
    passwd_phrase_element FAR * FAR *element;
} krb5_pwd_data;

/* these need to be here so the typedefs are available for the prototypes */

/*
 * begin "safepriv.h"
 */

#define KRB5_AUTH_CONTEXT_DO_TIME	0x00000001
#define KRB5_AUTH_CONTEXT_RET_TIME	0x00000002
#define KRB5_AUTH_CONTEXT_DO_SEQUENCE	0x00000004
#define KRB5_AUTH_CONTEXT_RET_SEQUENCE	0x00000008
 
typedef struct krb5_replay_data { 
    krb5_timestamp	timestamp; 
    krb5_int32		usec;
    krb5_int32		seq; 
} krb5_replay_data;

/* flags for krb5_auth_con_genaddrs() */
#define KRB5_AUTH_CONTEXT_GENERATE_LOCAL_ADDR		0x00000001
#define KRB5_AUTH_CONTEXT_GENERATE_REMOTE_ADDR		0x00000002
#define KRB5_AUTH_CONTEXT_GENERATE_LOCAL_FULL_ADDR	0x00000004
#define KRB5_AUTH_CONTEXT_GENERATE_REMOTE_FULL_ADDR	0x00000008

/*
 * end "safepriv.h"
 */


/*
 * begin "ccache.h"
 */

typedef	krb5_pointer	krb5_cc_cursor;	/* cursor for sequential lookup */

typedef struct _krb5_ccache {
    krb5_magic magic;
    struct _krb5_cc_ops FAR *ops;
    krb5_pointer data;
} FAR *krb5_ccache;

typedef struct _krb5_cc_ops {
    krb5_magic magic;
    char FAR *prefix;
    char FAR * (KRB5_CALLCONV *get_name) KRB5_NPROTOTYPE((krb5_context, krb5_ccache));
    krb5_error_code (KRB5_CALLCONV *resolve) KRB5_NPROTOTYPE((krb5_context, krb5_ccache FAR *,
					    char FAR *));
    krb5_error_code (KRB5_CALLCONV *gen_new) KRB5_NPROTOTYPE((krb5_context, krb5_ccache FAR *));
    krb5_error_code (KRB5_CALLCONV *init) KRB5_NPROTOTYPE((krb5_context, krb5_ccache,
					    krb5_principal));
    krb5_error_code (KRB5_CALLCONV *destroy) KRB5_NPROTOTYPE((krb5_context, krb5_ccache));
    krb5_error_code (KRB5_CALLCONV *close) KRB5_NPROTOTYPE((krb5_context, krb5_ccache));
    krb5_error_code (KRB5_CALLCONV *store) KRB5_NPROTOTYPE((krb5_context, krb5_ccache,
					    krb5_creds FAR *));
    krb5_error_code (KRB5_CALLCONV *retrieve) KRB5_NPROTOTYPE((krb5_context, krb5_ccache,
					    krb5_flags, krb5_creds FAR *,
					    krb5_creds FAR *));
    krb5_error_code (KRB5_CALLCONV *get_princ) KRB5_NPROTOTYPE((krb5_context, krb5_ccache,
					    krb5_principal FAR *));
    krb5_error_code (KRB5_CALLCONV *get_first) KRB5_NPROTOTYPE((krb5_context, krb5_ccache,
					    krb5_cc_cursor FAR *));
    krb5_error_code (KRB5_CALLCONV *get_next) KRB5_NPROTOTYPE((krb5_context, krb5_ccache,
					    krb5_cc_cursor FAR *, krb5_creds FAR *));
    krb5_error_code (KRB5_CALLCONV *end_get) KRB5_NPROTOTYPE((krb5_context, krb5_ccache,
					    krb5_cc_cursor FAR *));
    krb5_error_code (KRB5_CALLCONV *remove_cred) KRB5_NPROTOTYPE((krb5_context, krb5_ccache,
					    krb5_flags, krb5_creds FAR *));
    krb5_error_code (KRB5_CALLCONV *set_flags) KRB5_NPROTOTYPE((krb5_context, krb5_ccache,
					    krb5_flags));
} krb5_cc_ops;

/* for retrieve_cred */
#define	KRB5_TC_MATCH_TIMES		0x00000001
#define	KRB5_TC_MATCH_IS_SKEY		0x00000002
#define	KRB5_TC_MATCH_FLAGS		0x00000004
#define	KRB5_TC_MATCH_TIMES_EXACT	0x00000008
#define	KRB5_TC_MATCH_FLAGS_EXACT	0x00000010
#define	KRB5_TC_MATCH_AUTHDATA		0x00000020
#define	KRB5_TC_MATCH_SRV_NAMEONLY	0x00000040
#define	KRB5_TC_MATCH_2ND_TKT		0x00000080
#define	KRB5_TC_MATCH_KTYPE		0x00000100

/* for set_flags and other functions */
#define KRB5_TC_OPENCLOSE		0x00000001

#define krb5_cc_initialize(context, cache, principal) krb5_x((cache)->ops->init,(context, cache, principal))
#define krb5_cc_gen_new(context, cache) krb5_x((cache)->ops->gen_new,(context, cache))
#define krb5_cc_destroy(context, cache) krb5_x((cache)->ops->destroy,(context, cache))
#define krb5_cc_close(context, cache) krb5_x((cache)->ops->close,(context, cache))
#define krb5_cc_store_cred(context, cache, creds) krb5_x((cache)->ops->store,(context, cache, creds))
#define krb5_cc_retrieve_cred(context, cache, flags, mcreds, creds) krb5_x((cache)->ops->retrieve,(context, cache, flags, mcreds, creds))
#define krb5_cc_get_principal(context, cache, principal) krb5_x((cache)->ops->get_princ,(context, cache, principal))
#define krb5_cc_start_seq_get(context, cache, cursor) krb5_x((cache)->ops->get_first,(context, cache, cursor))
#define krb5_cc_next_cred(context, cache, cursor, creds) krb5_x((cache)->ops->get_next,(context, cache, cursor, creds))
#define krb5_cc_end_seq_get(context, cache, cursor) krb5_x((cache)->ops->end_get,(context, cache, cursor))
#define krb5_cc_remove_cred(context, cache, flags, creds) krb5_x((cache)->ops->remove_cred,(context, cache,flags, creds))
#define krb5_cc_set_flags(context, cache, flags) krb5_x((cache)->ops->set_flags,(context, cache, flags))
#define krb5_cc_get_name(context, cache) krb5_xc((cache)->ops->get_name,(context, cache))
#define krb5_cc_get_type(context, cache) ((cache)->ops->prefix)

extern krb5_cc_ops *krb5_cc_dfl_ops;

/*
 * end "ccache.h"
 */

/*
 * begin "rcache.h"
 */

typedef struct krb5_rc_st {
    krb5_magic magic;
    struct _krb5_rc_ops FAR *ops;
    krb5_pointer data;
} FAR *krb5_rcache;

typedef struct _krb5_donot_replay {
    krb5_magic magic;
    char FAR *server;			/* null-terminated */
    char FAR *client;			/* null-terminated */
    krb5_int32 cusec;
    krb5_timestamp ctime;
} krb5_donot_replay;

typedef struct _krb5_rc_ops {
    krb5_magic magic;
    char FAR *type;
    krb5_error_code (KRB5_CALLCONV *init)
	KRB5_NPROTOTYPE((krb5_context, krb5_rcache,krb5_deltat)); /* create */
    krb5_error_code (KRB5_CALLCONV *recover)
	KRB5_NPROTOTYPE((krb5_context, krb5_rcache)); /* open */
    krb5_error_code (KRB5_CALLCONV *destroy)
	KRB5_NPROTOTYPE((krb5_context, krb5_rcache));
    krb5_error_code (KRB5_CALLCONV *close)
	KRB5_NPROTOTYPE((krb5_context, krb5_rcache));
    krb5_error_code (KRB5_CALLCONV *store)
	KRB5_NPROTOTYPE((krb5_context, krb5_rcache,krb5_donot_replay FAR *));
    krb5_error_code (KRB5_CALLCONV *expunge)
	KRB5_NPROTOTYPE((krb5_context, krb5_rcache));
    krb5_error_code (KRB5_CALLCONV *get_span)
	KRB5_NPROTOTYPE((krb5_context, krb5_rcache,krb5_deltat FAR *));
    char FAR *(KRB5_CALLCONV *get_name)
	KRB5_NPROTOTYPE((krb5_context, krb5_rcache));
    krb5_error_code (KRB5_CALLCONV *resolve)
	KRB5_NPROTOTYPE((krb5_context, krb5_rcache, char FAR *));
} krb5_rc_ops;

#ifdef __cplusplus
extern "C" {
#endif

krb5_error_code krb5_rc_default 
	KRB5_PROTOTYPE((krb5_context,
		krb5_rcache FAR *));
krb5_error_code krb5_rc_register_type 
	KRB5_PROTOTYPE((krb5_context,
		krb5_rc_ops FAR *));
krb5_error_code krb5_rc_resolve_type 
	KRB5_PROTOTYPE((krb5_context,
		krb5_rcache FAR *,char FAR *));
krb5_error_code krb5_rc_resolve_full 
	KRB5_PROTOTYPE((krb5_context,
		krb5_rcache FAR *,char FAR *));
char FAR * krb5_rc_get_type 
	KRB5_PROTOTYPE((krb5_context,
		krb5_rcache));
char FAR * krb5_rc_default_type 
	KRB5_PROTOTYPE((krb5_context));
char FAR * krb5_rc_default_name 
	KRB5_PROTOTYPE((krb5_context));
krb5_error_code krb5_auth_to_rep 
	KRB5_PROTOTYPE((krb5_context,
		krb5_tkt_authent FAR *,
		krb5_donot_replay FAR *));

#ifdef __cplusplus
}
#endif


#define krb5_rc_initialize(context, id, span) krb5_x((id)->ops->init,(context, id, span))
#define krb5_rc_recover(context, id) krb5_x((id)->ops->recover,(context, id))
#define krb5_rc_destroy(context, id) krb5_x((id)->ops->destroy,(context, id))
#define krb5_rc_close(context, id) krb5_x((id)->ops->close,(context, id))
#define krb5_rc_store(context, id, dontreplay) krb5_x((id)->ops->store,(context, id, dontreplay))
#define krb5_rc_expunge(context, id) krb5_x((id)->ops->expunge,(context, id))
#define krb5_rc_get_lifespan(context, id, spanp) krb5_x((id)->ops->get_span,(context, id, spanp))
#define krb5_rc_get_name(context, id) krb5_xc((id)->ops->get_name,(context, id))
#define krb5_rc_resolve(context, id, name) krb5_x((id)->ops->resolve,(context, id, name))

extern krb5_rc_ops krb5_rc_dfl_ops;

/*
 * end "rcache.h"
 */

/*
 * begin "keytab.h"
 */


/* XXX */
#define MAX_KEYTAB_NAME_LEN 1100 /* Long enough for MAXPATHLEN + some extra */

typedef krb5_pointer krb5_kt_cursor;	/* XXX */

typedef struct krb5_keytab_entry_st {
    krb5_magic magic;
    krb5_principal principal;	/* principal of this key */
    krb5_timestamp timestamp;	/* time entry written to keytable */
    krb5_kvno vno;		/* key version number */
    krb5_keyblock key;		/* the secret key */
} krb5_keytab_entry;


typedef struct _krb5_kt {
    krb5_magic magic;
    struct _krb5_kt_ops FAR *ops;
    krb5_pointer data;
} FAR *krb5_keytab;


typedef struct _krb5_kt_ops {
    krb5_magic magic;
    char FAR *prefix;
    /* routines always present */
    krb5_error_code (KRB5_CALLCONV *resolve) 
	KRB5_NPROTOTYPE((krb5_context,
		 krb5_const char FAR *,
		 krb5_keytab FAR *));
    krb5_error_code (KRB5_CALLCONV *get_name) 
	KRB5_NPROTOTYPE((krb5_context,
		 krb5_keytab,
		 char FAR *,
		 int));
    krb5_error_code (KRB5_CALLCONV *close) 
	KRB5_NPROTOTYPE((krb5_context,
		 krb5_keytab));
    krb5_error_code (KRB5_CALLCONV *get) 
	KRB5_NPROTOTYPE((krb5_context,
		 krb5_keytab,
		 krb5_principal,
		 krb5_kvno,
		 krb5_enctype,
		 krb5_keytab_entry FAR *));
    krb5_error_code (KRB5_CALLCONV *start_seq_get) 
	KRB5_NPROTOTYPE((krb5_context,
		 krb5_keytab,
		 krb5_kt_cursor FAR *));	
    krb5_error_code (KRB5_CALLCONV *get_next) 
	KRB5_NPROTOTYPE((krb5_context,
		 krb5_keytab,
		 krb5_keytab_entry FAR *,
		 krb5_kt_cursor FAR *));
    krb5_error_code (KRB5_CALLCONV *end_get) 
	KRB5_NPROTOTYPE((krb5_context,
		 krb5_keytab,
		 krb5_kt_cursor FAR *));
    /* routines to be included on extended version (write routines) */
    krb5_error_code (KRB5_CALLCONV *add) 
	KRB5_NPROTOTYPE((krb5_context,
		 krb5_keytab,
		 krb5_keytab_entry FAR *));
    krb5_error_code (KRB5_CALLCONV *remove) 
	KRB5_NPROTOTYPE((krb5_context,
		 krb5_keytab,
		  krb5_keytab_entry FAR *));

    /* Handle for serializer */
    void * serializer;
} krb5_kt_ops;

#define krb5_kt_get_type(context, keytab) (*(keytab)->ops->prefix)
#define krb5_kt_get_name(context, keytab, name, namelen) krb5_x((keytab)->ops->get_name,(context, keytab,name,namelen))
#define krb5_kt_close(context, keytab) krb5_x((keytab)->ops->close,(context, keytab))
#define krb5_kt_get_entry(context, keytab, principal, vno, enctype, entry) krb5_x((keytab)->ops->get,(context, keytab, principal, vno, enctype, entry))
#define krb5_kt_start_seq_get(context, keytab, cursor) krb5_x((keytab)->ops->start_seq_get,(context, keytab, cursor))
#define krb5_kt_next_entry(context, keytab, entry, cursor) krb5_x((keytab)->ops->get_next,(context, keytab, entry, cursor))
#define krb5_kt_end_seq_get(context, keytab, cursor) krb5_x((keytab)->ops->end_get,(context, keytab, cursor))
/* remove and add are functions, so that they can return NOWRITE
   if not a writable keytab */


extern krb5_kt_ops krb5_kt_dfl_ops;

/*
 * end "keytab.h"
 */

/*
 * begin "func-proto.h"
 */

#ifdef __cplusplus
extern "C" {
#endif

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_init_context
	KRB5_PROTOTYPE((krb5_context FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_context
	KRB5_PROTOTYPE((krb5_context));

krb5_error_code krb5_set_default_in_tkt_ktypes
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_enctype *));
krb5_error_code krb5_get_default_in_tkt_ktypes
	KRB5_PROTOTYPE((krb5_context,
		krb5_enctype **));

krb5_error_code krb5_set_default_tgs_ktypes
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_enctype *));
krb5_error_code krb5_get_tgs_ktypes
	KRB5_PROTOTYPE((krb5_context,
		krb5_const_principal,
		krb5_enctype **));

/* libkrb.spec */
krb5_error_code krb5_kdc_rep_decrypt_proc
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_keyblock *,
		krb5_const_pointer,
		krb5_kdc_rep * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_decrypt_tkt_part
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_keyblock FAR *,
		krb5_ticket FAR * ));
krb5_error_code krb5_get_cred_from_kdc
	KRB5_PROTOTYPE((krb5_context,
		krb5_ccache,		/* not const, as reading may save
					   state */
		krb5_creds *,
		krb5_creds **,
		krb5_creds *** ));
krb5_error_code krb5_get_cred_from_kdc_validate
	KRB5_PROTOTYPE((krb5_context,
		krb5_ccache,		/* not const, as reading may save
					   state */
		krb5_creds *,
		krb5_creds **,
		krb5_creds *** ));
krb5_error_code krb5_get_cred_from_kdc_renew
	KRB5_PROTOTYPE((krb5_context,
		krb5_ccache,		/* not const, as reading may save
					   state */
		krb5_creds *,
		krb5_creds **,
		krb5_creds *** ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_tgt_creds
	KRB5_PROTOTYPE((krb5_context,
		krb5_creds FAR * FAR* )); /* XXX too hard to do with const */

#define	KRB5_GC_USER_USER	1	/* want user-user ticket */
#define	KRB5_GC_CACHED		2	/* want cached ticket only */

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_get_credentials
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_flags,
		krb5_ccache,
		krb5_creds FAR *,
		krb5_creds FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_get_credentials_validate
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_flags,
		krb5_ccache,
		krb5_creds FAR *,
		krb5_creds FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_get_credentials_renew
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_flags,
		krb5_ccache,
		krb5_creds FAR *,
		krb5_creds FAR * FAR *));
krb5_error_code krb5_get_cred_via_tkt
	KRB5_PROTOTYPE((krb5_context,
		   krb5_creds *,
		   krb5_const krb5_flags,
		   krb5_address * krb5_const *,
		   krb5_creds *,
		   krb5_creds **));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_mk_req
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context FAR *,
		krb5_const krb5_flags,
		char FAR *,
		char FAR *,
		krb5_data FAR *,
		krb5_ccache,
		krb5_data FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_mk_req_extended
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context FAR *,
		krb5_const krb5_flags,
		krb5_data FAR *,
		krb5_creds FAR *,
		krb5_data FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_mk_rep
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_data FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_rd_rep
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_const krb5_data FAR *,
		krb5_ap_rep_enc_part FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_mk_error
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_error FAR *,
		krb5_data FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_rd_error
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_data FAR *,
		krb5_error FAR * FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_rd_safe
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_const krb5_data FAR *,
		krb5_data FAR *,
		krb5_replay_data FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_rd_priv
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_const krb5_data FAR *,
		krb5_data FAR *,
		krb5_replay_data FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_parse_name
	KRB5_PROTOTYPE((krb5_context,
		krb5_const char FAR *,
		krb5_principal FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_unparse_name
	KRB5_PROTOTYPE((krb5_context,
		krb5_const_principal,
		char FAR * FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_unparse_name_ext
	KRB5_PROTOTYPE((krb5_context,
		krb5_const_principal,
		char FAR * FAR *,
		int FAR *));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_set_principal_realm
	KRB5_PROTOTYPE((krb5_context, krb5_principal, const char FAR *));

krb5_boolean krb5_address_search
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_address *,
		krb5_address * krb5_const *));
krb5_boolean krb5_address_compare
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_address *,
		krb5_const krb5_address *));
int krb5_address_order
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_address *,
		krb5_const krb5_address *));
krb5_boolean krb5_realm_compare
	KRB5_PROTOTYPE((krb5_context,
		krb5_const_principal,
		krb5_const_principal));
KRB5_DLLIMP krb5_boolean KRB5_CALLCONV krb5_principal_compare
	KRB5_PROTOTYPE((krb5_context,
		krb5_const_principal,
		krb5_const_principal));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_copy_keyblock
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_keyblock FAR *,
		krb5_keyblock FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_copy_keyblock_contents
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_keyblock FAR *,
		krb5_keyblock FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_copy_creds
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_creds FAR *,
		krb5_creds FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_copy_data
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_data FAR *,
		krb5_data FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_copy_principal
	KRB5_PROTOTYPE((krb5_context,
		krb5_const_principal,
		krb5_principal FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_copy_addr
	KRB5_PROTOTYPE((krb5_context,
		const krb5_address FAR *,
		krb5_address FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_copy_addresses
	KRB5_PROTOTYPE((krb5_context,
		krb5_address FAR * krb5_const FAR *,
		krb5_address FAR * FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_copy_ticket
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_ticket FAR *,
		krb5_ticket FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_copy_authdata
	KRB5_PROTOTYPE((krb5_context,
		krb5_authdata FAR * krb5_const FAR *,
		krb5_authdata FAR * FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_copy_authenticator
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_authenticator FAR *,
		krb5_authenticator FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_copy_checksum
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_checksum FAR *,
		krb5_checksum FAR * FAR *));
void krb5_init_ets
	KRB5_PROTOTYPE((krb5_context));
void krb5_free_ets
	KRB5_PROTOTYPE((krb5_context));
krb5_error_code krb5_generate_subkey
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_keyblock *, krb5_keyblock **));
krb5_error_code krb5_generate_seq_number
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_keyblock *, krb5_int32 *));
krb5_error_code krb5_get_server_rcache
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_data *, krb5_rcache *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV_C krb5_build_principal_ext
	KRB5_STDARG_P((krb5_context, krb5_principal FAR *, int, krb5_const char FAR *, ...));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV_C krb5_build_principal
	KRB5_STDARG_P((krb5_context, krb5_principal FAR *, int, krb5_const char FAR *, ...));
#ifdef va_start
/* XXX depending on varargs include file defining va_start... */
krb5_error_code krb5_build_principal_va
	KRB5_PROTOTYPE((krb5_context,
		krb5_principal, int, krb5_const char *, va_list));
#endif

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_425_conv_principal
	KRB5_PROTOTYPE((krb5_context,
		krb5_const char FAR *name,
		krb5_const char FAR *instance, krb5_const char FAR *realm,
		krb5_principal FAR *princ));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_524_conv_principal
	KRB5_PROTOTYPE((krb5_context context, krb5_const krb5_principal princ, 
		char FAR *name, char FAR *inst, char FAR *realm));

/* libkt.spec */
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_kt_register
	KRB5_PROTOTYPE((krb5_context,
		krb5_kt_ops FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_kt_resolve
	KRB5_PROTOTYPE((krb5_context,
		krb5_const char FAR *,
		krb5_keytab FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_kt_default_name
	KRB5_PROTOTYPE((krb5_context,
		char FAR *,
		int ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_kt_default
	KRB5_PROTOTYPE((krb5_context,
		krb5_keytab FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_kt_free_entry
	KRB5_PROTOTYPE((krb5_context,
		krb5_keytab_entry FAR * ));
/* remove and add are functions, so that they can return NOWRITE
   if not a writable keytab */
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_kt_remove_entry
	KRB5_PROTOTYPE((krb5_context,
		krb5_keytab,
		krb5_keytab_entry FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_kt_add_entry
	KRB5_PROTOTYPE((krb5_context,
		krb5_keytab,
		krb5_keytab_entry FAR * ));
krb5_error_code krb5_principal2salt
	KRB5_PROTOTYPE((krb5_context,
		krb5_const_principal, krb5_data *));
krb5_error_code krb5_principal2salt_norealm
	KRB5_PROTOTYPE((krb5_context,
		krb5_const_principal, krb5_data *));

/* librc.spec--see rcache.h */

/* libcc.spec */
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_cc_resolve
	KRB5_PROTOTYPE((krb5_context,
		char FAR *,
		krb5_ccache FAR * ));
KRB5_DLLIMP char FAR * KRB5_CALLCONV krb5_cc_default_name
	KRB5_PROTOTYPE((krb5_context));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_cc_default
	KRB5_PROTOTYPE((krb5_context,
		krb5_ccache FAR *));
KRB5_DLLIMP unsigned int KRB5_CALLCONV krb5_get_notification_message
	KRB5_PROTOTYPE((void));

/* chk_trans.c */
krb5_error_code krb5_check_transited_list
	KRB5_PROTOTYPE((krb5_context,
		krb5_data *trans, krb5_data *realm1, krb5_data *realm2));

/* free_rtree.c */
void krb5_free_realm_tree
	KRB5_PROTOTYPE((krb5_context,
		krb5_principal *));

/* krb5_free.c */
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_principal
	KRB5_PROTOTYPE((krb5_context, krb5_principal ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_authenticator
	KRB5_PROTOTYPE((krb5_context, krb5_authenticator FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_authenticator_contents
	KRB5_PROTOTYPE((krb5_context, krb5_authenticator FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_addresses
	KRB5_PROTOTYPE((krb5_context, krb5_address FAR * FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_address
	KRB5_PROTOTYPE((krb5_context, krb5_address FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_authdata
	KRB5_PROTOTYPE((krb5_context, krb5_authdata FAR * FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_enc_tkt_part
	KRB5_PROTOTYPE((krb5_context, krb5_enc_tkt_part FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_ticket
	KRB5_PROTOTYPE((krb5_context, krb5_ticket FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_tickets
	KRB5_PROTOTYPE((krb5_context, krb5_ticket FAR * FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_kdc_req
	KRB5_PROTOTYPE((krb5_context, krb5_kdc_req FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_kdc_rep
	KRB5_PROTOTYPE((krb5_context, krb5_kdc_rep FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_last_req
	KRB5_PROTOTYPE((krb5_context, krb5_last_req_entry FAR * FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_enc_kdc_rep_part
	KRB5_PROTOTYPE((krb5_context, krb5_enc_kdc_rep_part FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_error
	KRB5_PROTOTYPE((krb5_context, krb5_error FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_ap_req
	KRB5_PROTOTYPE((krb5_context, krb5_ap_req FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_ap_rep
	KRB5_PROTOTYPE((krb5_context, krb5_ap_rep FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_safe
	KRB5_PROTOTYPE((krb5_context, krb5_safe FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_priv
	KRB5_PROTOTYPE((krb5_context, krb5_priv FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_priv_enc_part
	KRB5_PROTOTYPE((krb5_context, krb5_priv_enc_part FAR * ));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_cred
	KRB5_PROTOTYPE((krb5_context, krb5_cred FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_creds
	KRB5_PROTOTYPE((krb5_context, krb5_creds FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_cred_contents
	KRB5_PROTOTYPE((krb5_context, krb5_creds FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_cred_enc_part
	KRB5_PROTOTYPE((krb5_context, krb5_cred_enc_part FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_checksum
	KRB5_PROTOTYPE((krb5_context, krb5_checksum FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_keyblock
	KRB5_PROTOTYPE((krb5_context, krb5_keyblock FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_keyblock_contents
	KRB5_PROTOTYPE((krb5_context, krb5_keyblock FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_pa_data
	KRB5_PROTOTYPE((krb5_context, krb5_pa_data FAR * FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_ap_rep_enc_part
	KRB5_PROTOTYPE((krb5_context, krb5_ap_rep_enc_part FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_tkt_authent
	KRB5_PROTOTYPE((krb5_context, krb5_tkt_authent FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_pwd_data
	KRB5_PROTOTYPE((krb5_context, krb5_pwd_data FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_pwd_sequences
	KRB5_PROTOTYPE((krb5_context, passwd_phrase_element FAR * FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_data
	KRB5_PROTOTYPE((krb5_context, krb5_data FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_data_contents
	KRB5_PROTOTYPE((krb5_context, krb5_data FAR *));
KRB5_DLLIMP void KRB5_CALLCONV krb5_free_unparsed_name
	KRB5_PROTOTYPE((krb5_context, char FAR *));

/* From krb5/os but needed but by the outside world */
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_us_timeofday
	KRB5_PROTOTYPE((krb5_context,
		krb5_int32 FAR *,
		krb5_int32 FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_timeofday
	KRB5_PROTOTYPE((krb5_context,
		krb5_int32 FAR * ));
		 /* get all the addresses of this host */
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_os_localaddr
	KRB5_PROTOTYPE((krb5_context,
		krb5_address FAR * FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_get_default_realm
	KRB5_PROTOTYPE((krb5_context,
		 char FAR * FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_set_default_realm
	KRB5_PROTOTYPE((krb5_context,
		   krb5_const char FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_sname_to_principal
	KRB5_PROTOTYPE((krb5_context,
		krb5_const char FAR *,
		   krb5_const char FAR *,
		   krb5_int32,
		   krb5_principal FAR *));

krb5_error_code krb5_set_config_files
	KRB5_PROTOTYPE ((krb5_context, krb5_const char FAR * FAR *));

krb5_error_code krb5_secure_config_files
	KRB5_PROTOTYPE ((krb5_context));

krb5_error_code krb5_send_tgs
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_flags,
		krb5_const krb5_ticket_times *,
		krb5_const krb5_enctype *,
		krb5_const_principal,
		krb5_address * krb5_const *,
		krb5_authdata * krb5_const *,
		krb5_pa_data * krb5_const *,
		krb5_const krb5_data *,
		krb5_creds *,
		krb5_response * ));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_get_in_tkt
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_flags,
		krb5_address FAR * krb5_const FAR *,
		krb5_enctype FAR *,
		krb5_preauthtype FAR *,
		krb5_error_code ( FAR * )(krb5_context,
					krb5_const krb5_enctype,
					krb5_data FAR *,
					krb5_const_pointer,
					krb5_keyblock FAR * FAR *),
		krb5_const_pointer,
		krb5_error_code ( FAR * )(krb5_context,
					krb5_const krb5_keyblock FAR *,
					krb5_const_pointer,
					krb5_kdc_rep FAR * ),
		krb5_const_pointer,
		krb5_creds FAR *,
		krb5_ccache,
		krb5_kdc_rep FAR * FAR * ));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_get_in_tkt_with_password
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_flags,
		krb5_address FAR * krb5_const FAR *,
		krb5_enctype FAR *,
		krb5_preauthtype FAR *,
		krb5_const char FAR *,
		krb5_ccache,
		krb5_creds FAR *,
		krb5_kdc_rep FAR * FAR * ));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_get_in_tkt_with_skey
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_flags,
		krb5_address FAR * krb5_const FAR *,
		krb5_enctype FAR *,
		krb5_preauthtype FAR *,
		krb5_const krb5_keyblock FAR *,
		krb5_ccache,
		krb5_creds FAR *,
		krb5_kdc_rep FAR * FAR * ));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_get_in_tkt_with_keytab
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_flags,
		krb5_address FAR * krb5_const FAR *,
		krb5_enctype FAR *,
		krb5_preauthtype FAR *,
		krb5_const krb5_keytab,
		krb5_ccache,
		krb5_creds FAR *,
		krb5_kdc_rep FAR * FAR * ));


krb5_error_code krb5_decode_kdc_rep
	KRB5_PROTOTYPE((krb5_context,
		krb5_data *,
		krb5_const krb5_keyblock *,
		krb5_kdc_rep ** ));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_rd_req
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context FAR *,
		krb5_const krb5_data FAR *,
		krb5_const_principal,
		krb5_keytab,
		krb5_flags FAR *,
		krb5_ticket FAR * FAR *));

krb5_error_code krb5_rd_req_decoded
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context *,
		krb5_const krb5_ap_req *,
		krb5_const_principal,
		krb5_keytab,
		krb5_flags *,
		krb5_ticket **));

krb5_error_code krb5_rd_req_decoded_anyflag
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context *,
		krb5_const krb5_ap_req *,
		krb5_const_principal,
		krb5_keytab,
		krb5_flags *,
		krb5_ticket **));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_kt_read_service_key
	KRB5_PROTOTYPE((krb5_context,
		krb5_pointer,
		krb5_principal,
		krb5_kvno,
		krb5_enctype,
		krb5_keyblock FAR * FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_mk_safe
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_const krb5_data FAR *,
		krb5_data FAR *,
		krb5_replay_data FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_mk_priv
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_const krb5_data FAR *,
		krb5_data FAR *,
		krb5_replay_data FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_cc_register
	KRB5_PROTOTYPE((krb5_context,
		krb5_cc_ops FAR *,
		krb5_boolean ));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_sendauth 
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context FAR *,
		krb5_pointer,
		char FAR *,
		krb5_principal,
		krb5_principal,
		krb5_flags,
		krb5_data FAR *,
		krb5_creds FAR *,
		krb5_ccache,
		krb5_error FAR * FAR *,
		krb5_ap_rep_enc_part FAR * FAR *,
		krb5_creds FAR * FAR *));
	
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_recvauth
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context FAR *,
		krb5_pointer,
		char FAR *,
		krb5_principal,
		krb5_int32, 
		krb5_keytab,
		krb5_ticket FAR * FAR *));

krb5_error_code krb5_walk_realm_tree
	KRB5_PROTOTYPE((krb5_context,
		krb5_const krb5_data *,
		krb5_const krb5_data *,
		krb5_principal **,
		int));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_mk_ncred
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_creds FAR * FAR *,
		krb5_data FAR * FAR *,
		krb5_replay_data FAR *));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_mk_1cred
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_creds FAR *,
		krb5_data FAR * FAR *,
		krb5_replay_data FAR *));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_rd_cred
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_data FAR *,
		krb5_creds FAR * FAR * FAR *,
		krb5_replay_data FAR *));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_fwd_tgt_creds
	KRB5_PROTOTYPE((krb5_context, 
		krb5_auth_context,
		char FAR *,
		krb5_principal, 
		krb5_principal, 
		krb5_ccache,
		int forwardable,
		krb5_data FAR *));	

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_init
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context FAR *));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_free
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_setflags
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_int32));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_getflags
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_int32 FAR *));

krb5_error_code krb5_auth_con_setaddrs
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_address *,
		krb5_address *));

krb5_error_code krb5_auth_con_getaddrs
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_address **,
		krb5_address **));

krb5_error_code krb5_auth_con_setports
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_address *,
		krb5_address *));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_setuseruserkey
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_keyblock FAR *));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_getkey
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_keyblock **));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_getlocalsubkey
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_keyblock FAR * FAR *));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_set_req_cksumtype
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_cksumtype));

krb5_error_code krb5_auth_con_set_safe_cksumtype
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_cksumtype));

krb5_error_code krb5_auth_con_getcksumtype
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_cksumtype *));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_getlocalseqnumber
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_int32 FAR *));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_getremoteseqnumber
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_int32 FAR *));

krb5_error_code krb5_auth_con_initivector
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context));

krb5_error_code krb5_auth_con_setivector
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_pointer));

krb5_error_code krb5_auth_con_getivector
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_pointer *));

krb5_error_code krb5_auth_con_setrcache
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_rcache));

krb5_error_code krb5_auth_con_getrcache
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_rcache *));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_getauthenticator
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_authenticator FAR * FAR *));

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_getremotesubkey
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		krb5_keyblock FAR * FAR *));

#define KRB5_REALM_BRANCH_CHAR '.'

/*
 * end "func-proto.h"
 */

/*
 * begin stuff from libos.h
 */

KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_read_password
	KRB5_PROTOTYPE((krb5_context,
		const char FAR *,
		const char FAR *,
		char FAR *,
		int FAR * ));
krb5_error_code krb5_aname_to_localname
	KRB5_PROTOTYPE((krb5_context,
		krb5_const_principal,
		const int,
		char * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_get_host_realm
	KRB5_PROTOTYPE((krb5_context,
		const char FAR *,
		char FAR * FAR * FAR * ));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_free_host_realm
	KRB5_PROTOTYPE((krb5_context,
		char FAR * const FAR * ));
krb5_error_code krb5_get_realm_domain
	KRB5_PROTOTYPE((krb5_context,
		const char *,
		char ** ));
krb5_boolean krb5_kuserok
	KRB5_PROTOTYPE((krb5_context,
		krb5_principal, const char *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_auth_con_genaddrs
	KRB5_PROTOTYPE((krb5_context,
		krb5_auth_context,
		int, int));
krb5_error_code krb5_gen_portaddr
	KRB5_PROTOTYPE((krb5_context,
		const krb5_address *,
		krb5_const_pointer,
		krb5_address **));
krb5_error_code krb5_make_fulladdr
	KRB5_PROTOTYPE((krb5_context,
		krb5_address *,
		krb5_address *,
		krb5_address *));

krb5_error_code krb5_os_hostaddr
	KRB5_PROTOTYPE((krb5_context, const char *, krb5_address ***));

krb5_error_code krb5_set_real_time
	KRB5_PROTOTYPE((krb5_context, krb5_int32, krb5_int32));
krb5_error_code krb5_set_debugging_time
	KRB5_PROTOTYPE((krb5_context, krb5_int32, krb5_int32));
krb5_error_code krb5_use_natural_time
	KRB5_PROTOTYPE((krb5_context));
krb5_error_code krb5_get_time_offsets
	KRB5_PROTOTYPE((krb5_context, krb5_int32 *, krb5_int32 *));
krb5_error_code krb5_set_time_offsets
	KRB5_PROTOTYPE((krb5_context, krb5_int32, krb5_int32));

/* str_conv.c */
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_string_to_enctype
	KRB5_PROTOTYPE((char FAR *, krb5_enctype FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_string_to_salttype
	KRB5_PROTOTYPE((char FAR *, krb5_int32 FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_string_to_cksumtype
	KRB5_PROTOTYPE((char FAR *, krb5_cksumtype FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_string_to_timestamp
	KRB5_PROTOTYPE((char FAR *, krb5_timestamp FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_string_to_deltat
	KRB5_PROTOTYPE((char FAR *, krb5_deltat FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_enctype_to_string
	KRB5_PROTOTYPE((krb5_enctype, char FAR *, size_t));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_salttype_to_string
	KRB5_PROTOTYPE((krb5_int32, char FAR *, size_t));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_cksumtype_to_string
	KRB5_PROTOTYPE((krb5_cksumtype, char FAR *, size_t));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_timestamp_to_string
	KRB5_PROTOTYPE((krb5_timestamp, char FAR *, size_t));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_timestamp_to_sfstring
	KRB5_PROTOTYPE((krb5_timestamp, char FAR *, size_t, char FAR *));
KRB5_DLLIMP krb5_error_code KRB5_CALLCONV krb5_deltat_to_string
	KRB5_PROTOTYPE((krb5_deltat, char FAR *, size_t));

#ifdef __cplusplus
}
#endif


/* The name of the Kerberos ticket granting service... and its size */
#define	KRB5_TGS_NAME		"krbtgt"
#define KRB5_TGS_NAME_SIZE	6

/* flags for recvauth */
#define KRB5_RECVAUTH_SKIP_VERSION	0x0001
#define KRB5_RECVAUTH_BADAUTHVERS	0x0002

#endif /* KRB5_GENERAL__ */