/*-
* 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: src/lib/libgssapi/gss_add_cred.c,v 1.1 2005/12/29 14:40:20 dfr Exp $
*/
#include "mech_locl.h"
GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
gss_add_cred_with_password(OM_uint32 *minor_status,
const gss_cred_id_t input_cred_handle,
const gss_name_t desired_name,
const gss_OID desired_mech,
const gss_buffer_t password,
gss_cred_usage_t cred_usage,
OM_uint32 initiator_time_req,
OM_uint32 acceptor_time_req,
gss_cred_id_t *output_cred_handle,
gss_OID_set *actual_mechs,
OM_uint32 *initiator_time_rec,
OM_uint32 *acceptor_time_rec)
{
OM_uint32 major_status;
gssapi_mech_interface m;
struct _gss_cred *cred = (struct _gss_cred *) input_cred_handle;
struct _gss_cred *new_cred;
struct _gss_mechanism_cred *mc;
struct _gss_mechanism_name *mn = NULL;
OM_uint32 junk, time_req;
*minor_status = 0;
*output_cred_handle = GSS_C_NO_CREDENTIAL;
if (initiator_time_rec)
*initiator_time_rec = 0;
if (acceptor_time_rec)
*acceptor_time_rec = 0;
if (actual_mechs)
*actual_mechs = GSS_C_NO_OID_SET;
m = __gss_get_mechanism(desired_mech);
if (m == NULL) {
*minor_status = 0;
return (GSS_S_BAD_MECH);
}
new_cred = calloc(1, sizeof(struct _gss_cred));
if (new_cred == NULL) {
*minor_status = ENOMEM;
return (GSS_S_FAILURE);
}
HEIM_SLIST_INIT(&new_cred->gc_mc);
/*
* Copy credentials from un-desired mechanisms to the new credential.
*/
if (cred) {
HEIM_SLIST_FOREACH(mc, &cred->gc_mc, gmc_link) {
struct _gss_mechanism_cred *copy_mc;
if (gss_oid_equal(mc->gmc_mech_oid, desired_mech)) {
continue;
}
copy_mc = _gss_copy_cred(mc);
if (copy_mc == NULL) {
gss_release_cred(&junk, (gss_cred_id_t *)&new_cred);
*minor_status = ENOMEM;
return (GSS_S_FAILURE);
}
HEIM_SLIST_INSERT_HEAD(&new_cred->gc_mc, copy_mc, gmc_link);
}
}
/*
* Figure out a suitable mn, if any.
*/
if (desired_name != GSS_C_NO_NAME) {
major_status = _gss_find_mn(minor_status,
(struct _gss_name *) desired_name,
desired_mech,
&mn);
if (major_status != GSS_S_COMPLETE) {
gss_release_cred(&junk, (gss_cred_id_t *)&new_cred);
return (major_status);
}
}
if (cred_usage == GSS_C_BOTH)
time_req = initiator_time_req > acceptor_time_req ? acceptor_time_req : initiator_time_req;
else if (cred_usage == GSS_C_INITIATE)
time_req = initiator_time_req;
else
time_req = acceptor_time_req;
major_status = _gss_acquire_mech_cred(minor_status, m, mn,
GSS_C_CRED_PASSWORD, password,
time_req, desired_mech,
cred_usage, &mc);
if (major_status != GSS_S_COMPLETE) {
gss_release_cred(&junk, (gss_cred_id_t *)&new_cred);
return (major_status);
}
HEIM_SLIST_INSERT_HEAD(&new_cred->gc_mc, mc, gmc_link);
if (actual_mechs || initiator_time_rec || acceptor_time_rec) {
OM_uint32 time_rec;
major_status = gss_inquire_cred(minor_status,
(gss_cred_id_t)new_cred,
NULL,
&time_rec,
NULL,
actual_mechs);
if (GSS_ERROR(major_status)) {
gss_release_cred(&junk, (gss_cred_id_t *)&new_cred);
return (major_status);
}
if (initiator_time_rec &&
(cred_usage == GSS_C_INITIATE || cred_usage == GSS_C_BOTH))
*initiator_time_rec = time_rec;
if (acceptor_time_rec &&
(cred_usage == GSS_C_ACCEPT || cred_usage == GSS_C_BOTH))
*acceptor_time_rec = time_rec;
}
*output_cred_handle = (gss_cred_id_t) new_cred;
return (GSS_S_COMPLETE);
}