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- /*-
- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
- *
- * Copyright (c) 2008 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.
- */
- #include <sys/cdefs.h>
- __FBSDID("$FreeBSD$");
- #include <sys/param.h>
- #include <sys/systm.h>
- #include <sys/kobj.h>
- #include <sys/lock.h>
- #include <sys/malloc.h>
- #include <sys/mutex.h>
- #include <rpc/rpc.h>
- #include <rpc/rpcsec_gss.h>
- #include "rpcsec_gss_int.h"
- bool_t
- rpc_gss_mech_to_oid(const char *mech, gss_OID *oid_ret)
- {
- gss_OID oid = kgss_find_mech_by_name(mech);
- if (oid) {
- *oid_ret = oid;
- return (TRUE);
- }
- _rpc_gss_set_error(RPC_GSS_ER_SYSTEMERROR, ENOENT);
- return (FALSE);
- }
- bool_t
- rpc_gss_oid_to_mech(gss_OID oid, const char **mech_ret)
- {
- const char *name = kgss_find_mech_by_oid(oid);
- if (name) {
- *mech_ret = name;
- return (TRUE);
- }
- _rpc_gss_set_error(RPC_GSS_ER_SYSTEMERROR, ENOENT);
- return (FALSE);
- }
- bool_t
- rpc_gss_qop_to_num(const char *qop, const char *mech, u_int *num_ret)
- {
- if (!strcmp(qop, "default")) {
- *num_ret = GSS_C_QOP_DEFAULT;
- return (TRUE);
- }
- _rpc_gss_set_error(RPC_GSS_ER_SYSTEMERROR, ENOENT);
- return (FALSE);
- }
- const char *
- _rpc_gss_num_to_qop(const char *mech, u_int num)
- {
- if (num == GSS_C_QOP_DEFAULT)
- return "default";
- return (NULL);
- }
- const char **
- rpc_gss_get_mechanisms(void)
- {
- static const char **mech_names = NULL;
- struct kgss_mech *km;
- int count;
- if (mech_names)
- return (mech_names);
- count = 0;
- LIST_FOREACH(km, &kgss_mechs, km_link) {
- count++;
- }
- count++;
- mech_names = malloc(count * sizeof(const char *), M_RPC, M_WAITOK);
- count = 0;
- LIST_FOREACH(km, &kgss_mechs, km_link) {
- mech_names[count++] = km->km_mech_name;
- }
- mech_names[count++] = NULL;
-
- return (mech_names);
- }
- #if 0
- const char **
- rpc_gss_get_mech_info(const char *mech, rpc_gss_service_t *service)
- {
- struct mech_info *info;
- _rpc_gss_load_mech();
- _rpc_gss_load_qop();
- SLIST_FOREACH(info, &mechs, link) {
- if (!strcmp(mech, info->name)) {
- /*
- * I'm not sure what to do with service
- * here. The Solaris manpages are not clear on
- * the subject and the OpenSolaris code just
- * sets it to rpc_gss_svc_privacy
- * unconditionally with a comment noting that
- * it is bogus.
- */
- *service = rpc_gss_svc_privacy;
- return info->qops;
- }
- }
- _rpc_gss_set_error(RPC_GSS_ER_SYSTEMERROR, ENOENT);
- return (NULL);
- }
- #endif
- bool_t
- rpc_gss_get_versions(u_int *vers_hi, u_int *vers_lo)
- {
- *vers_hi = 1;
- *vers_lo = 1;
- return (TRUE);
- }
- bool_t
- rpc_gss_is_installed(const char *mech)
- {
- gss_OID oid = kgss_find_mech_by_name(mech);
- if (oid)
- return (TRUE);
- else
- return (FALSE);
- }
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