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/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2005 Doug Rabson
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <gssapi/gssapi.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "mech_switch.h"
#include "name.h"
#include "utils.h"
/*
* 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.
*/
static gss_OID_desc GSS_C_NT_USER_NAME_storage =
{10, __DECONST(void *, "\x2a\x86\x48\x86\xf7\x12\x01\x02\x01\x01")};
gss_OID GSS_C_NT_USER_NAME = &GSS_C_NT_USER_NAME_storage;
/*
* 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.
*/
static gss_OID_desc GSS_C_NT_MACHINE_UID_NAME_storage =
{10, __DECONST(void *, "\x2a\x86\x48\x86\xf7\x12\x01\x02\x01\x02")};
gss_OID GSS_C_NT_MACHINE_UID_NAME = &GSS_C_NT_MACHINE_UID_NAME_storage;
/*
* 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.
*/
static gss_OID_desc GSS_C_NT_STRING_UID_NAME_storage =
{10, __DECONST(void *, "\x2a\x86\x48\x86\xf7\x12\x01\x02\x01\x03")};
gss_OID GSS_C_NT_STRING_UID_NAME = &GSS_C_NT_STRING_UID_NAME_storage;
/*
* 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
*/
static gss_OID_desc GSS_C_NT_HOSTBASED_SERVICE_X_storage =
{6, __DECONST(void *, "\x2b\x06\x01\x05\x06\x02")};
gss_OID GSS_C_NT_HOSTBASED_SERVICE_X = &GSS_C_NT_HOSTBASED_SERVICE_X_storage;
/*
* 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.
*/
static gss_OID_desc GSS_C_NT_HOSTBASED_SERVICE_storage =
{10, __DECONST(void *, "\x2a\x86\x48\x86\xf7\x12\x01\x02\x01\x04")};
gss_OID GSS_C_NT_HOSTBASED_SERVICE = &GSS_C_NT_HOSTBASED_SERVICE_storage;
/*
* 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.
*/
static gss_OID_desc GSS_C_NT_ANONYMOUS_storage =
{6, __DECONST(void *, "\x2b\x06\01\x05\x06\x03")};
gss_OID GSS_C_NT_ANONYMOUS = &GSS_C_NT_ANONYMOUS_storage;
/*
* 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.
*/
static gss_OID_desc GSS_C_NT_EXPORT_NAME_storage =
{6, __DECONST(void *, "\x2b\x06\x01\x05\x06\x04")};
gss_OID GSS_C_NT_EXPORT_NAME = &GSS_C_NT_EXPORT_NAME_storage;
/*
* 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".
*/
static gss_OID_desc GSS_KRB5_NT_PRINCIPAL_NAME_storage =
{10, __DECONST(void *, "\x2a\x86\x48\x86\xf7\x12\x01\x02\x02\x01")};
gss_OID GSS_KRB5_NT_PRINCIPAL_NAME = &GSS_KRB5_NT_PRINCIPAL_NAME_storage;
/*
* 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".
*/
gss_OID GSS_KRB5_NT_USER_NAME = &GSS_C_NT_USER_NAME_storage;
/*
* 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".
*/
gss_OID GSS_KRB5_NT_MACHINE_UID_NAME = &GSS_C_NT_MACHINE_UID_NAME_storage;
/*
* 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".
*/
gss_OID GSS_KRB5_NT_STRING_UID_NAME = &GSS_C_NT_STRING_UID_NAME_storage;
OM_uint32
_gss_find_mn(OM_uint32 *minor_status, struct _gss_name *name, gss_OID mech,
struct _gss_mechanism_name **output_mn)
{
OM_uint32 major_status;
struct _gss_mech_switch *m;
struct _gss_mechanism_name *mn;
*output_mn = NULL;
SLIST_FOREACH(mn, &name->gn_mn, gmn_link) {
if (gss_oid_equal(mech, mn->gmn_mech_oid))
break;
}
if (!mn) {
/*
* If this name is canonical (i.e. there is only an
* MN but it is from a different mech), give up now.
*/
if (!name->gn_value.value)
return (GSS_S_BAD_NAME);
m = _gss_find_mech_switch(mech);
if (!m)
return (GSS_S_BAD_MECH);
mn = malloc(sizeof(struct _gss_mechanism_name));
if (!mn)
return (GSS_S_FAILURE);
major_status = m->gm_import_name(minor_status,
&name->gn_value,
(name->gn_type.elements
? &name->gn_type : GSS_C_NO_OID),
&mn->gmn_name);
if (major_status != GSS_S_COMPLETE) {
_gss_mg_error(m, major_status, *minor_status);
free(mn);
return (major_status);
}
mn->gmn_mech = m;
mn->gmn_mech_oid = &m->gm_mech_oid;
SLIST_INSERT_HEAD(&name->gn_mn, mn, gmn_link);
}
*output_mn = mn;
return (GSS_S_COMPLETE);
}
/*
* Make a name from an MN.
*/
struct _gss_name *
_gss_make_name(struct _gss_mech_switch *m, gss_name_t new_mn)
{
struct _gss_name *name;
struct _gss_mechanism_name *mn;
name = malloc(sizeof(struct _gss_name));
if (!name)
return (0);
memset(name, 0, sizeof(struct _gss_name));
mn = malloc(sizeof(struct _gss_mechanism_name));
if (!mn) {
free(name);
return (0);
}
SLIST_INIT(&name->gn_mn);
mn->gmn_mech = m;
mn->gmn_mech_oid = &m->gm_mech_oid;
mn->gmn_name = new_mn;
SLIST_INSERT_HEAD(&name->gn_mn, mn, gmn_link);
return (name);
}
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