wmi-1.3.16 from opsview.com
This commit is contained in:
Are Casilla
@@ -0,0 +1,249 @@
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/*
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* Copyright (c) 2003 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "krb5/gsskrb5_locl.h"
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RCSID("$Id: add_cred.c,v 1.9 2006/10/07 22:13:58 lha Exp $");
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OM_uint32 _gsskrb5_add_cred (
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OM_uint32 *minor_status,
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const gss_cred_id_t input_cred_handle,
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const gss_name_t desired_name,
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const gss_OID desired_mech,
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gss_cred_usage_t cred_usage,
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OM_uint32 initiator_time_req,
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OM_uint32 acceptor_time_req,
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gss_cred_id_t *output_cred_handle,
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gss_OID_set *actual_mechs,
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OM_uint32 *initiator_time_rec,
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OM_uint32 *acceptor_time_rec)
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{
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OM_uint32 ret, lifetime;
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gsskrb5_cred cred, handle;
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krb5_const_principal dname;
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handle = NULL;
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cred = (gsskrb5_cred)input_cred_handle;
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dname = (krb5_const_principal)desired_name;
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if (gss_oid_equal(desired_mech, GSS_KRB5_MECHANISM) == 0) {
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*minor_status = 0;
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return GSS_S_BAD_MECH;
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}
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if (cred == NULL && output_cred_handle == NULL) {
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*minor_status = 0;
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return GSS_S_NO_CRED;
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}
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if (cred == NULL) { /* XXX standard conformance failure */
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*minor_status = 0;
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return GSS_S_NO_CRED;
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}
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/* check if requested output usage is compatible with output usage */
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if (output_cred_handle != NULL) {
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HEIMDAL_MUTEX_lock(&cred->cred_id_mutex);
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if (cred->usage != cred_usage && cred->usage != GSS_C_BOTH) {
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HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
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*minor_status = GSS_KRB5_S_G_BAD_USAGE;
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return(GSS_S_FAILURE);
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}
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}
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/* check that we have the same name */
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if (dname != NULL &&
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krb5_principal_compare(_gsskrb5_context, dname,
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cred->principal) != FALSE) {
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if (output_cred_handle)
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HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
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*minor_status = 0;
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return GSS_S_BAD_NAME;
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}
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/* make a copy */
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if (output_cred_handle) {
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krb5_error_code kret;
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handle = calloc(1, sizeof(*handle));
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if (handle == NULL) {
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HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
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*minor_status = ENOMEM;
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return (GSS_S_FAILURE);
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}
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handle->usage = cred_usage;
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handle->lifetime = cred->lifetime;
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handle->principal = NULL;
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handle->keytab = NULL;
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handle->ccache = NULL;
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handle->mechanisms = NULL;
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HEIMDAL_MUTEX_init(&handle->cred_id_mutex);
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ret = GSS_S_FAILURE;
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kret = krb5_copy_principal(_gsskrb5_context, cred->principal,
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&handle->principal);
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if (kret) {
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HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
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free(handle);
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*minor_status = kret;
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return GSS_S_FAILURE;
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}
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if (cred->keytab) {
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char name[KRB5_KT_PREFIX_MAX_LEN + MAXPATHLEN];
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int len;
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ret = GSS_S_FAILURE;
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kret = krb5_kt_get_type(_gsskrb5_context, cred->keytab,
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name, KRB5_KT_PREFIX_MAX_LEN);
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if (kret) {
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*minor_status = kret;
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goto failure;
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}
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len = strlen(name);
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name[len++] = ':';
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kret = krb5_kt_get_name(_gsskrb5_context, cred->keytab,
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name + len,
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sizeof(name) - len);
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if (kret) {
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*minor_status = kret;
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goto failure;
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}
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kret = krb5_kt_resolve(_gsskrb5_context, name,
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&handle->keytab);
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if (kret){
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*minor_status = kret;
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goto failure;
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}
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}
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if (cred->ccache) {
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const char *type, *name;
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char *type_name;
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ret = GSS_S_FAILURE;
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type = krb5_cc_get_type(_gsskrb5_context, cred->ccache);
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if (type == NULL){
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*minor_status = ENOMEM;
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goto failure;
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}
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if (strcmp(type, "MEMORY") == 0) {
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ret = krb5_cc_gen_new(_gsskrb5_context, &krb5_mcc_ops,
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&handle->ccache);
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if (ret) {
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*minor_status = ret;
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goto failure;
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}
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ret = krb5_cc_copy_cache(_gsskrb5_context, cred->ccache,
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handle->ccache);
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if (ret) {
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*minor_status = ret;
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goto failure;
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}
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} else {
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name = krb5_cc_get_name(_gsskrb5_context, cred->ccache);
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if (name == NULL) {
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*minor_status = ENOMEM;
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goto failure;
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}
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asprintf(&type_name, "%s:%s", type, name);
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if (type_name == NULL) {
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*minor_status = ENOMEM;
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goto failure;
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}
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kret = krb5_cc_resolve(_gsskrb5_context, type_name,
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&handle->ccache);
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free(type_name);
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if (kret) {
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*minor_status = kret;
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goto failure;
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}
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}
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}
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ret = _gsskrb5_create_empty_oid_set(minor_status, &handle->mechanisms);
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if (ret)
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goto failure;
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ret = _gsskrb5_add_oid_set_member(minor_status, GSS_KRB5_MECHANISM,
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&handle->mechanisms);
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if (ret)
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goto failure;
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}
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HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
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ret = _gsskrb5_inquire_cred(minor_status, (gss_cred_id_t)cred,
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NULL, &lifetime, NULL, actual_mechs);
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if (ret)
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goto failure;
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if (initiator_time_rec)
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*initiator_time_rec = lifetime;
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if (acceptor_time_rec)
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*acceptor_time_rec = lifetime;
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if (output_cred_handle) {
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*output_cred_handle = (gss_cred_id_t)handle;
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}
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*minor_status = 0;
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return ret;
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failure:
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if (handle) {
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if (handle->principal)
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krb5_free_principal(_gsskrb5_context, handle->principal);
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if (handle->keytab)
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krb5_kt_close(_gsskrb5_context, handle->keytab);
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if (handle->ccache)
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krb5_cc_destroy(_gsskrb5_context, handle->ccache);
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if (handle->mechanisms)
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_gsskrb5_release_oid_set(NULL, &handle->mechanisms);
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free(handle);
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}
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if (output_cred_handle)
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HEIMDAL_MUTEX_unlock(&cred->cred_id_mutex);
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return ret;
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}
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