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/*
* Copyright 1993 by OpenVision Technologies, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appears in all copies and
* that both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of OpenVision not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. OpenVision makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
* OPENVISION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL OPENVISION BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _GSSAPIP_KRB5_H_
#define _GSSAPIP_KRB5_H_
#include <krb5/krb5.h>
#include <memory.h>
#include <netinet/in.h>
/* work around sunos braindamage */
#ifdef major
#undef major
#endif
#ifdef minor
#undef minor
#endif
/* this must be after <krb5/krb5.h>, since krb5 #defines xfree(), too */
#include "../generic/gssapiP_generic.h"
#include "gssapi_krb5.h"
#include "gssapi_krb5_err.h"
/** constants **/
#define CKSUMTYPE_KG_CB 0x8003
#define KG_TOK_CTX_AP_REQ 0x0100
#define KG_TOK_CTX_AP_REP 0x0200
#define KG_TOK_CTX_ERROR 0x0300
#define KG_TOK_SIGN_MSG 0x0101
#define KG_TOK_SEAL_MSG 0x0201
#define KG_TOK_DEL_CTX 0x0102
/** internal types **/
typedef krb5_principal krb5_gss_name_t;
typedef struct _krb5_gss_cred_id_rec {
/* name/type of credential */
int usage;
krb5_principal princ; /* this is not interned as a gss_name_t */
/* keytab (accept) data */
krb5_keytab keytab;
/* ccache (init) data */
krb5_ccache ccache;
krb5_timestamp tgt_expire;
} krb5_gss_cred_id_rec, *krb5_gss_cred_id_t;
typedef struct _krb5_gss_enc_desc {
int processed;
krb5_keyblock *key;
krb5_encrypt_block eblock;
} krb5_gss_enc_desc;
typedef struct _krb5_gss_ctx_id_rec {
int initiate; /* nonzero if initiating, zero if accepting */
int mutual;
int seed_init;
unsigned char seed[16];
krb5_gss_cred_id_t cred;
krb5_principal here;
krb5_principal there;
krb5_keyblock *subkey;
krb5_gss_enc_desc enc;
krb5_gss_enc_desc seq;
krb5_timestamp endtime;
krb5_flags flags;
krb5_int32 seq_send;
krb5_int32 seq_recv;
int established;
int big_endian;
} krb5_gss_ctx_id_rec, krb5_gss_ctx_id_t;
extern void *kg_vdb;
/* helper macros */
#define kg_save_name(name) g_save_name(&kg_vdb,name)
#define kg_save_cred_id(cred) g_save_cred_id(&kg_vdb,cred)
#define kg_save_ctx_id(ctx) g_save_ctx_id(&kg_vdb,ctx)
#define kg_validate_name(name) g_validate_name(&kg_vdb,name)
#define kg_validate_cred_id(cred) g_validate_cred_id(&kg_vdb,cred)
#define kg_validate_ctx_id(ctx) g_validate_ctx_id(&kg_vdb,ctx)
#define kg_delete_name(name) g_delete_name(&kg_vdb,name)
#define kg_delete_cred_id(cred) g_delete_cred_id(&kg_vdb,cred)
#define kg_delete_ctx_id(ctx) g_delete_ctx_id(&kg_vdb,ctx)
/** helper functions **/
OM_uint32 kg_get_defcred PROTOTYPE((OM_uint32 *minor_status, gss_cred_id_t *cred));
OM_uint32 kg_release_defcred PROTOTYPE((OM_uint32 *minor_status));
krb5_error_code kg_checksum_channel_bindings PROTOTYPE((gss_channel_bindings_t cb,
krb5_checksum *cksum,
int bigend));
krb5_error_code kg_make_seq_num PROTOTYPE((krb5_gss_enc_desc *ed, int direction,
int seqnum, unsigned char *cksum,
unsigned char *buf));
krb5_error_code kg_make_seed PROTOTYPE((krb5_keyblock *key, unsigned char *seed));
int kg_confounder_size PROTOTYPE((krb5_gss_enc_desc *ed));
krb5_error_code kg_make_confounder PROTOTYPE((krb5_gss_enc_desc *ed, unsigned char *buf));
int kg_encrypt_size PROTOTYPE((krb5_gss_enc_desc *ed, int n));
krb5_error_code kg_encrypt PROTOTYPE((krb5_gss_enc_desc *ed, krb5_pointer iv,
krb5_pointer in, krb5_pointer out, int length));
krb5_error_code kg_decrypt PROTOTYPE((krb5_gss_enc_desc *ed, krb5_pointer iv,
krb5_pointer in, krb5_pointer out, int length));
OM_uint32 kg_seal PROTOTYPE((OM_uint32 *minor_status,
gss_ctx_id_t context_handle,
int conf_req_flag,
int qop_req,
gss_buffer_t input_message_buffer,
int *conf_state,
gss_buffer_t output_message_buffer,
int toktype));
OM_uint32 kg_unseal PROTOTYPE((OM_uint32 *minor_status,
gss_ctx_id_t context_handle,
gss_buffer_t input_token_buffer,
gss_buffer_t message_buffer,
int *conf_state,
int *qop_state,
int toktype));
/** declarations of internal name mechanism functions **/
OM_uint32 krb5_gss_acquire_cred
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_name_t, /* desired_name */
OM_uint32, /* time_req */
gss_OID_set, /* desired_mechs */
int, /* cred_usage */
gss_cred_id_t*, /* output_cred_handle */
gss_OID_set*, /* actual_mechs */
OM_uint32* /* time_rec */
));
OM_uint32 krb5_gss_release_cred
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_cred_id_t* /* cred_handle */
));
OM_uint32 krb5_gss_init_sec_context
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_cred_id_t, /* claimant_cred_handle */
gss_ctx_id_t*, /* context_handle */
gss_name_t, /* target_name */
const_gss_OID, /* mech_type */
int, /* req_flags */
OM_uint32, /* time_req */
gss_channel_bindings_t,
/* input_chan_bindings */
gss_buffer_t, /* input_token */
gss_OID*, /* actual_mech_type */
gss_buffer_t, /* output_token */
int*, /* ret_flags */
OM_uint32* /* time_rec */
));
OM_uint32 krb5_gss_accept_sec_context
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_ctx_id_t*, /* context_handle */
gss_cred_id_t, /* verifier_cred_handle */
gss_buffer_t, /* input_token_buffer */
gss_channel_bindings_t,
/* input_chan_bindings */
gss_name_t*, /* src_name */
gss_OID*, /* mech_type */
gss_buffer_t, /* output_token */
int*, /* ret_flags */
OM_uint32*, /* time_rec */
gss_cred_id_t* /* delegated_cred_handle */
));
OM_uint32 krb5_gss_process_context_token
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_ctx_id_t, /* context_handle */
gss_buffer_t /* token_buffer */
));
OM_uint32 krb5_gss_delete_sec_context
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_ctx_id_t*, /* context_handle */
gss_buffer_t /* output_token */
));
OM_uint32 krb5_gss_context_time
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_ctx_id_t, /* context_handle */
OM_uint32* /* time_rec */
));
OM_uint32 krb5_gss_sign
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_ctx_id_t, /* context_handle */
int, /* qop_req */
gss_buffer_t, /* message_buffer */
gss_buffer_t /* message_token */
));
OM_uint32 krb5_gss_verify
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_ctx_id_t, /* context_handle */
gss_buffer_t, /* message_buffer */
gss_buffer_t, /* token_buffer */
int* /* qop_state */
));
OM_uint32 krb5_gss_seal
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_ctx_id_t, /* context_handle */
int, /* conf_req_flag */
int, /* qop_req */
gss_buffer_t, /* input_message_buffer */
int*, /* conf_state */
gss_buffer_t /* output_message_buffer */
));
OM_uint32 krb5_gss_unseal
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_ctx_id_t, /* context_handle */
gss_buffer_t, /* input_message_buffer */
gss_buffer_t, /* output_message_buffer */
int*, /* conf_state */
int* /* qop_state */
));
OM_uint32 krb5_gss_display_status
PROTOTYPE( (OM_uint32*, /* minor_status */
OM_uint32, /* status_value */
int, /* status_type */
const_gss_OID, /* mech_type */
int*, /* message_context */
gss_buffer_t /* status_string */
));
OM_uint32 krb5_gss_indicate_mechs
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_OID_set* /* mech_set */
));
OM_uint32 krb5_gss_compare_name
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_name_t, /* name1 */
gss_name_t, /* name2 */
int* /* name_equal */
));
OM_uint32 krb5_gss_display_name
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_name_t, /* input_name */
gss_buffer_t, /* output_name_buffer */
gss_OID* /* output_name_type */
));
OM_uint32 krb5_gss_import_name
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_buffer_t, /* input_name_buffer */
const_gss_OID, /* input_name_type */
gss_name_t* /* output_name */
));
OM_uint32 krb5_gss_release_name
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_name_t* /* input_name */
));
OM_uint32 krb5_gss_inquire_cred
PROTOTYPE( (OM_uint32 *, /* minor_status */
gss_cred_id_t, /* cred_handle */
gss_name_t *, /* name */
OM_uint32 *, /* lifetime */
int *, /* cred_usage */
gss_OID_set * /* mechanisms */
));
OM_uint32 krb5_gss_inquire_context
PROTOTYPE( (OM_uint32*, /* minor_status */
gss_ctx_id_t, /* context_handle */
gss_name_t*, /* initiator_name */
gss_name_t*, /* acceptor_name */
OM_uint32*, /* lifetime_rec */
gss_OID*, /* mech_type */
int*, /* ret_flags */
int* /* locally_initiated */
));
#endif /* _GSSAPIP_KRB5_H_ */
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