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/*
* Copyright (C) The Internet Society (2000). All Rights Reserved.
*
* This document and translations of it may be copied and furnished to
* others, and derivative works that comment on or otherwise explain it
* or assist in its implementation may be prepared, copied, published
* and distributed, in whole or in part, without restriction of any
* kind, provided that the above copyright notice and this paragraph are
* included on all such copies and derivative works. However, this
* document itself may not be modified in any way, such as by removing
* the copyright notice or references to the Internet Society or other
* Internet organizations, except as needed for the purpose of
* developing Internet standards in which case the procedures for
* copyrights defined in the Internet Standards process must be
* followed, or as required to translate it into languages other than
* English.
*
* The limited permissions granted above are perpetual and will not be
* revoked by the Internet Society or its successors or assigns.
*
* This document and the information contained herein is provided on an
* "AS IS" basis and THE INTERNET SOCIETY AND THE INTERNET ENGINEERING
* TASK FORCE DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING
* BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION
* HEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
*
* $FreeBSD: release/9.1.0/sys/kgssapi/gssapi.h 184588 2008-11-03 10:38:00Z dfr $
*/
#ifndef _KGSSAPI_GSSAPI_H_
#define _KGSSAPI_GSSAPI_H_
/*
* A cut-down version of the GSS-API for in-kernel use
*/
/*
* Now define the three implementation-dependent types.
*/
typedef struct _gss_ctx_id_t *gss_ctx_id_t;
typedef struct _gss_cred_id_t *gss_cred_id_t;
typedef struct _gss_name_t *gss_name_t;
/*
* We can't use X/Open definitions, so roll our own.
*/
typedef uint32_t OM_uint32;
typedef uint64_t OM_uint64;
typedef struct gss_OID_desc_struct {
OM_uint32 length;
void *elements;
} gss_OID_desc, *gss_OID;
typedef struct gss_OID_set_desc_struct {
size_t count;
gss_OID elements;
} gss_OID_set_desc, *gss_OID_set;
typedef struct gss_buffer_desc_struct {
size_t length;
void *value;
} gss_buffer_desc, *gss_buffer_t;
typedef struct gss_channel_bindings_struct {
OM_uint32 initiator_addrtype;
gss_buffer_desc initiator_address;
OM_uint32 acceptor_addrtype;
gss_buffer_desc acceptor_address;
gss_buffer_desc application_data;
} *gss_channel_bindings_t;
/*
* For now, define a QOP-type as an OM_uint32
*/
typedef OM_uint32 gss_qop_t;
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
/*
* 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 define GSS_C_QOP_DEFAULT to be either zero
* (as done here) to mean "default protection", or to a specific
* explicit QOP value. However, a value of 0 should always be
* interpreted by a GSS-API 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 0xfffffffful
/*
* The implementation must reserve static storage for a
* gss_OID_desc object containing the value
* {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
* "\x01\x02\x01\x01"},
* corresponding to an object-identifier value of
* {iso(1) member-body(2) United States(840) mit(113554)
* infosys(1) gssapi(2) generic(1) user_name(1)}. The constant
* GSS_C_NT_USER_NAME should be initialized to point
* to that gss_OID_desc.
*/
extern gss_OID GSS_C_NT_USER_NAME;
/*
* The implementation must reserve static storage for a
* gss_OID_desc object containing the value
* {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
* "\x01\x02\x01\x02"},
* corresponding to an object-identifier value of
* {iso(1) member-body(2) United States(840) mit(113554)
* infosys(1) gssapi(2) generic(1) machine_uid_name(2)}.
* The constant GSS_C_NT_MACHINE_UID_NAME should be
* initialized to point to that gss_OID_desc.
*/
extern gss_OID GSS_C_NT_MACHINE_UID_NAME;
/*
* The implementation must reserve static storage for a
* gss_OID_desc object containing the value
* {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
* "\x01\x02\x01\x03"},
* corresponding to an object-identifier value of
* {iso(1) member-body(2) United States(840) mit(113554)
* infosys(1) gssapi(2) generic(1) string_uid_name(3)}.
* The constant GSS_C_NT_STRING_UID_NAME should be
* initialized to point to that gss_OID_desc.
*/
extern gss_OID GSS_C_NT_STRING_UID_NAME;
/*
* The implementation must reserve static storage for a
* gss_OID_desc object containing the value
* {6, (void *)"\x2b\x06\x01\x05\x06\x02"},
* corresponding to an object-identifier value of
* {iso(1) org(3) dod(6) internet(1) security(5)
* nametypes(6) gss-host-based-services(2)). The constant
* GSS_C_NT_HOSTBASED_SERVICE_X should be initialized to point
* to that gss_OID_desc. This is a deprecated OID value, and
* implementations wishing to support hostbased-service names
* should instead use the GSS_C_NT_HOSTBASED_SERVICE OID,
* defined below, to identify such names;
* GSS_C_NT_HOSTBASED_SERVICE_X should be accepted a synonym
* for GSS_C_NT_HOSTBASED_SERVICE when presented as an input
* parameter, but should not be emitted by GSS-API
* implementations
*/
extern gss_OID GSS_C_NT_HOSTBASED_SERVICE_X;
/*
* The implementation must reserve static storage for a
* gss_OID_desc object containing the value
* {10, (void *)"\x2a\x86\x48\x86\xf7\x12"
* "\x01\x02\x01\x04"}, corresponding to an
* object-identifier value of {iso(1) member-body(2)
* Unites States(840) mit(113554) infosys(1) gssapi(2)
* generic(1) service_name(4)}. The constant
* GSS_C_NT_HOSTBASED_SERVICE should be initialized
* to point to that gss_OID_desc.
*/
extern gss_OID GSS_C_NT_HOSTBASED_SERVICE;
/*
* The implementation must reserve static storage for a
* gss_OID_desc object containing the value
* {6, (void *)"\x2b\x06\01\x05\x06\x03"},
* corresponding to an object identifier value of
* {1(iso), 3(org), 6(dod), 1(internet), 5(security),
* 6(nametypes), 3(gss-anonymous-name)}. The constant
* and GSS_C_NT_ANONYMOUS should be initialized to point
* to that gss_OID_desc.
*/
extern gss_OID GSS_C_NT_ANONYMOUS;
/*
* The implementation must reserve static storage for a
* gss_OID_desc object containing the value
* {6, (void *)"\x2b\x06\x01\x05\x06\x04"},
* corresponding to an object-identifier value of
* {1(iso), 3(org), 6(dod), 1(internet), 5(security),
* 6(nametypes), 4(gss-api-exported-name)}. The constant
* GSS_C_NT_EXPORT_NAME should be initialized to point
* to that gss_OID_desc.
*/
extern gss_OID GSS_C_NT_EXPORT_NAME;
/*
* This name form shall be represented by the Object Identifier {iso(1)
* member-body(2) United States(840) mit(113554) infosys(1) gssapi(2)
* krb5(2) krb5_name(1)}. The recommended symbolic name for this type
* is "GSS_KRB5_NT_PRINCIPAL_NAME".
*/
extern gss_OID GSS_KRB5_NT_PRINCIPAL_NAME;
/*
* This name form shall be represented by the Object Identifier {iso(1)
* member-body(2) United States(840) mit(113554) infosys(1) gssapi(2)
* generic(1) user_name(1)}. The recommended symbolic name for this
* type is "GSS_KRB5_NT_USER_NAME".
*/
extern gss_OID GSS_KRB5_NT_USER_NAME;
/*
* This name form shall be represented by the Object Identifier {iso(1)
* member-body(2) United States(840) mit(113554) infosys(1) gssapi(2)
* generic(1) machine_uid_name(2)}. The recommended symbolic name for
* this type is "GSS_KRB5_NT_MACHINE_UID_NAME".
*/
extern gss_OID GSS_KRB5_NT_MACHINE_UID_NAME;
/*
* This name form shall be represented by the Object Identifier {iso(1)
* member-body(2) United States(840) mit(113554) infosys(1) gssapi(2)
* generic(1) string_uid_name(3)}. The recommended symbolic name for
* this type is "GSS_KRB5_NT_STRING_UID_NAME".
*/
extern gss_OID GSS_KRB5_NT_STRING_UID_NAME;
/* Major status codes */
#define GSS_S_COMPLETE 0
/*
* Some "helper" definitions to make the status code macros obvious.
*/
#define GSS_C_CALLING_ERROR_OFFSET 24
#define GSS_C_ROUTINE_ERROR_OFFSET 16
#define GSS_C_SUPPLEMENTARY_OFFSET 0
#define GSS_C_CALLING_ERROR_MASK 0377ul
#define GSS_C_ROUTINE_ERROR_MASK 0377ul
#define GSS_C_SUPPLEMENTARY_MASK 0177777ul
/*
* The macros that test status codes for error conditions.
* Note that the GSS_ERROR() macro has changed slightly from
* the V1 GSS-API so that it now evaluates its argument
* only once.
*/
#define GSS_CALLING_ERROR(x) \
(x & (GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET))
#define GSS_ROUTINE_ERROR(x) \
(x & (GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET))
#define GSS_SUPPLEMENTARY_INFO(x) \
(x & (GSS_C_SUPPLEMENTARY_MASK << GSS_C_SUPPLEMENTARY_OFFSET))
#define GSS_ERROR(x) \
(x & ((GSS_C_CALLING_ERROR_MASK << GSS_C_CALLING_ERROR_OFFSET) | \
(GSS_C_ROUTINE_ERROR_MASK << GSS_C_ROUTINE_ERROR_OFFSET)))
/*
* Now the actual status code definitions
*/
/*
* Calling errors:
*/
#define GSS_S_CALL_INACCESSIBLE_READ \
(1ul << GSS_C_CALLING_ERROR_OFFSET)
#define GSS_S_CALL_INACCESSIBLE_WRITE \
(2ul << GSS_C_CALLING_ERROR_OFFSET)
#define GSS_S_CALL_BAD_STRUCTURE \
(3ul << GSS_C_CALLING_ERROR_OFFSET)
/*
* Routine errors:
*/
#define GSS_S_BAD_MECH (1ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_NAME (2ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_NAMETYPE (3ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_BINDINGS (4ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_STATUS (5ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_SIG (6ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_MIC GSS_S_BAD_SIG
#define GSS_S_NO_CRED (7ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_NO_CONTEXT (8ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_DEFECTIVE_TOKEN (9ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_DEFECTIVE_CREDENTIAL (10ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_CREDENTIALS_EXPIRED (11ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_CONTEXT_EXPIRED (12ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_FAILURE (13ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_BAD_QOP (14ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_UNAUTHORIZED (15ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_UNAVAILABLE (16ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_DUPLICATE_ELEMENT (17ul << GSS_C_ROUTINE_ERROR_OFFSET)
#define GSS_S_NAME_NOT_MN (18ul << GSS_C_ROUTINE_ERROR_OFFSET)
/*
* Supplementary info bits:
*/
#define GSS_S_CONTINUE_NEEDED \
(1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 0))
#define GSS_S_DUPLICATE_TOKEN \
(1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 1))
#define GSS_S_OLD_TOKEN \
(1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 2))
#define GSS_S_UNSEQ_TOKEN \
(1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 3))
#define GSS_S_GAP_TOKEN \
(1ul << (GSS_C_SUPPLEMENTARY_OFFSET + 4))
__BEGIN_DECLS
/*
* Finally, function prototypes for the GSS-API routines.
*/
OM_uint32 gss_acquire_cred
(OM_uint32 *, /* minor_status */
const gss_name_t, /* desired_name */
OM_uint32, /* time_req */
const gss_OID_set, /* desired_mechs */
gss_cred_usage_t, /* cred_usage */
gss_cred_id_t *, /* output_cred_handle */
gss_OID_set *, /* actual_mechs */
OM_uint32 * /* time_rec */
);
OM_uint32 gss_release_cred
(OM_uint32 *, /* minor_status */
gss_cred_id_t * /* cred_handle */
);
OM_uint32 gss_init_sec_context
(OM_uint32 *, /* minor_status */
const gss_cred_id_t, /* initiator_cred_handle */
gss_ctx_id_t *, /* context_handle */
const gss_name_t, /* target_name */
const gss_OID, /* mech_type */
OM_uint32, /* req_flags */
OM_uint32, /* time_req */
const gss_channel_bindings_t,
/* input_chan_bindings */
const gss_buffer_t, /* input_token */
gss_OID *, /* actual_mech_type */
gss_buffer_t, /* output_token */
OM_uint32 *, /* ret_flags */
OM_uint32 * /* time_rec */
);
OM_uint32 gss_accept_sec_context
(OM_uint32 *, /* minor_status */
gss_ctx_id_t *, /* context_handle */
const gss_cred_id_t, /* acceptor_cred_handle */
const gss_buffer_t, /* input_token_buffer */
const gss_channel_bindings_t,
/* input_chan_bindings */
gss_name_t *, /* src_name */
gss_OID *, /* mech_type */
gss_buffer_t, /* output_token */
OM_uint32 *, /* ret_flags */
OM_uint32 *, /* time_rec */
gss_cred_id_t * /* delegated_cred_handle */
);
OM_uint32 gss_delete_sec_context
(OM_uint32 *, /* minor_status */
gss_ctx_id_t *, /* context_handle */
gss_buffer_t /* output_token */
);
OM_uint32 gss_get_mic
(OM_uint32 *, /* minor_status */
const gss_ctx_id_t, /* context_handle */
gss_qop_t, /* qop_req */
const gss_buffer_t, /* message_buffer */
gss_buffer_t /* message_token */
);
OM_uint32 gss_verify_mic
(OM_uint32 *, /* minor_status */
const gss_ctx_id_t, /* context_handle */
const gss_buffer_t, /* message_buffer */
const gss_buffer_t, /* token_buffer */
gss_qop_t * /* qop_state */
);
OM_uint32 gss_wrap
(OM_uint32 *, /* minor_status */
const gss_ctx_id_t, /* context_handle */
int, /* conf_req_flag */
gss_qop_t, /* qop_req */
const gss_buffer_t, /* input_message_buffer */
int *, /* conf_state */
gss_buffer_t /* output_message_buffer */
);
OM_uint32 gss_unwrap
(OM_uint32 *, /* minor_status */
const gss_ctx_id_t, /* context_handle */
const gss_buffer_t, /* input_message_buffer */
gss_buffer_t, /* output_message_buffer */
int *, /* conf_state */
gss_qop_t * /* qop_state */
);
OM_uint32 gss_display_status
(OM_uint32 *, /* minor_status */
OM_uint32, /* status_value */
int, /* status_type */
const gss_OID, /* mech_type */
OM_uint32 *, /* message_context */
gss_buffer_t /* status_string */
);
OM_uint32 gss_import_name
(OM_uint32 *, /* minor_status */
const gss_buffer_t, /* input_name_buffer */
const gss_OID, /* input_name_type */
gss_name_t * /* output_name */
);
OM_uint32 gss_export_name
(OM_uint32 *, /* minor_status */
const gss_name_t, /* input_name */
gss_buffer_t /* exported_name */
);
OM_uint32 gss_release_name
(OM_uint32 *, /* minor_status */
gss_name_t * /* input_name */
);
OM_uint32 gss_release_buffer
(OM_uint32 *, /* minor_status */
gss_buffer_t /* buffer */
);
OM_uint32 gss_release_oid_set
(OM_uint32 *, /* minor_status */
gss_OID_set * /* set */
);
OM_uint32 gss_wrap_size_limit (
OM_uint32 *, /* minor_status */
const gss_ctx_id_t, /* context_handle */
int, /* conf_req_flag */
gss_qop_t, /* qop_req */
OM_uint32, /* req_output_size */
OM_uint32 * /* max_input_size */
);
OM_uint32 gss_create_empty_oid_set (
OM_uint32 *, /* minor_status */
gss_OID_set * /* oid_set */
);
OM_uint32 gss_add_oid_set_member (
OM_uint32 *, /* minor_status */
const gss_OID, /* member_oid */
gss_OID_set * /* oid_set */
);
OM_uint32 gss_test_oid_set_member (
OM_uint32 *, /* minor_status */
const gss_OID, /* member */
const gss_OID_set, /* set */
int * /* present */
);
OM_uint32 gss_canonicalize_name (
OM_uint32 *, /* minor_status */
const gss_name_t, /* input_name */
const gss_OID, /* mech_type */
gss_name_t * /* output_name */
);
/*
* Other extensions and helper functions.
*/
OM_uint32 gss_set_cred_option
(OM_uint32 *, /* minor status */
gss_cred_id_t *, /* cred */
const gss_OID, /* option to set */
const gss_buffer_t /* option value */
);
OM_uint32 gss_pname_to_uid
(OM_uint32 *, /* minor status */
const gss_name_t pname, /* principal name */
const gss_OID mech, /* mechanism to query */
uid_t *uidp /* pointer to UID for result */
);
/*
* On entry, *numgroups is set to the maximum number of groups to return. On exit, *numgroups is set to the actual number of groups returned.
*/
OM_uint32 gss_pname_to_unix_cred
(OM_uint32 *, /* minor status */
const gss_name_t pname, /* principal name */
const gss_OID mech, /* mechanism to query */
uid_t *uidp, /* pointer to UID for result */
gid_t *gidp, /* pointer to GID for result */
int *numgroups, /* number of groups */
gid_t *groups /* pointer to group list */
);
/*
* Mbuf oriented message signing and encryption.
*
* Get_mic allocates an mbuf to hold the message checksum. Verify_mic
* may modify the passed-in mic but will not free it.
*
* Wrap and unwrap
* consume the message and generate a new mbuf chain with the
* result. The original message is freed on error.
*/
struct mbuf;
OM_uint32 gss_get_mic_mbuf
(OM_uint32 *, /* minor_status */
const gss_ctx_id_t, /* context_handle */
gss_qop_t, /* qop_req */
struct mbuf *, /* message_buffer */
struct mbuf ** /* message_token */
);
OM_uint32 gss_verify_mic_mbuf
(OM_uint32 *, /* minor_status */
const gss_ctx_id_t, /* context_handle */
struct mbuf *, /* message_buffer */
struct mbuf *, /* token_buffer */
gss_qop_t * /* qop_state */
);
OM_uint32 gss_wrap_mbuf
(OM_uint32 *, /* minor_status */
const gss_ctx_id_t, /* context_handle */
int, /* conf_req_flag */
gss_qop_t, /* qop_req */
struct mbuf **, /* message_buffer */
int * /* conf_state */
);
OM_uint32 gss_unwrap_mbuf
(OM_uint32 *, /* minor_status */
const gss_ctx_id_t, /* context_handle */
struct mbuf **, /* message_buffer */
int *, /* conf_state */
gss_qop_t * /* qop_state */
);
__END_DECLS
#endif /* _KGSSAPI_GSSAPI_H_ */