implement gss_add_cred
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@11772 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
203
lib/gssapi/add_cred.c
Normal file
203
lib/gssapi/add_cred.c
Normal file
@@ -0,0 +1,203 @@
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/*
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* Copyright (c) 2003 Kungliga Tekniska H<>gskolan
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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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||||||
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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
|
||||||
|
* 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 "gssapi_locl.h"
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RCSID("$Id$");
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OM_uint32 gss_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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gss_cred_id_t cred, handle;
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handle = NULL;
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cred = input_cred_handle;
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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 == GSS_C_NO_CREDENTIAL && 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->usage == cred_usage
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|| (cred->usage == GSS_C_BOTH && output_cred_handle != NULL)) {
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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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if (desired_name != GSS_C_NO_NAME &&
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krb5_principal_compare(gssapi_krb5_context, desired_name,
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cred->principal) != FALSE) {
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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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handle = (gss_cred_id_t)malloc(sizeof(*handle));
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if (handle == GSS_C_NO_CREDENTIAL) {
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*minor_status = ENOMEM;
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return (GSS_S_FAILURE);
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}
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memset(handle, 0, sizeof (*handle));
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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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ret = GSS_S_FAILURE;
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ret = gss_duplicate_name(minor_status, cred->principal,
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&handle->principal);
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if (ret) {
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free(handle);
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*minor_status = ENOMEM;
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return GSS_S_FAILURE;
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}
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if (cred->keytab) {
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krb5_error_code kret;
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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(gssapi_krb5_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(gssapi_krb5_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(gssapi_krb5_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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krb5_error_code kret;
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ret = GSS_S_FAILURE;
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kret = krb5_cc_gen_new(gssapi_krb5_context,
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krb5_cc_get_ops(gssapi_krb5_context,
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cred->ccache),
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&handle->ccache);
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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_cc_copy_cache(gssapi_krb5_context, cred->ccache,
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handle->ccache);
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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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ret = gss_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 = gss_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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ret = gss_inquire_cred(minor_status, cred, NULL, &lifetime,
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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 = handle;
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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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gss_release_name(NULL, &handle->principal);
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if (handle->keytab)
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krb5_kt_close(gssapi_krb5_context, handle->keytab);
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if (handle->ccache)
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krb5_cc_destroy(gssapi_krb5_context, handle->ccache);
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if (handle->mechanisms)
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gss_release_oid_set(NULL, &handle->mechanisms);
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free(handle);
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}
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return ret;
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}
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203
lib/gssapi/krb5/add_cred.c
Normal file
203
lib/gssapi/krb5/add_cred.c
Normal file
@@ -0,0 +1,203 @@
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|
/*
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|
* Copyright (c) 2003 Kungliga Tekniska H<>gskolan
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||||||
|
* (Royal Institute of Technology, Stockholm, Sweden).
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|
* All rights reserved.
|
||||||
|
*
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|
* Redistribution and use in source and binary forms, with or without
|
||||||
|
* modification, are permitted provided that the following conditions
|
||||||
|
* are met:
|
||||||
|
*
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||||||
|
* 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.
|
||||||
|
*
|
||||||
|
* 3. Neither the name of the Institute nor the names of its contributors
|
||||||
|
* may be used to endorse or promote products derived from this software
|
||||||
|
* without specific prior written permission.
|
||||||
|
*
|
||||||
|
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE 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 INSTITUTE 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.
|
||||||
|
*/
|
||||||
|
|
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|
#include "gssapi_locl.h"
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|
|
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|
RCSID("$Id$");
|
||||||
|
|
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|
OM_uint32 gss_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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|
gss_cred_id_t cred, handle;
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|
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handle = NULL;
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cred = input_cred_handle;
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|
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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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|
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|
if (cred == GSS_C_NO_CREDENTIAL && 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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|
|
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|
if (cred->usage == cred_usage
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|
|| (cred->usage == GSS_C_BOTH && output_cred_handle != NULL)) {
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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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|
if (desired_name != GSS_C_NO_NAME &&
|
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|
krb5_principal_compare(gssapi_krb5_context, desired_name,
|
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|
cred->principal) != FALSE) {
|
||||||
|
*minor_status = 0;
|
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|
return GSS_S_BAD_NAME;
|
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|
}
|
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|
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|
/* make a copy */
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|
if (output_cred_handle) {
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|
|
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|
handle = (gss_cred_id_t)malloc(sizeof(*handle));
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|
if (handle == GSS_C_NO_CREDENTIAL) {
|
||||||
|
*minor_status = ENOMEM;
|
||||||
|
return (GSS_S_FAILURE);
|
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|
}
|
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|
|
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|
memset(handle, 0, sizeof (*handle));
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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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|
|
||||||
|
ret = GSS_S_FAILURE;
|
||||||
|
|
||||||
|
ret = gss_duplicate_name(minor_status, cred->principal,
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|
&handle->principal);
|
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|
if (ret) {
|
||||||
|
free(handle);
|
||||||
|
*minor_status = ENOMEM;
|
||||||
|
return GSS_S_FAILURE;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (cred->keytab) {
|
||||||
|
krb5_error_code kret;
|
||||||
|
char name[KRB5_KT_PREFIX_MAX_LEN + MAXPATHLEN];
|
||||||
|
int len;
|
||||||
|
|
||||||
|
ret = GSS_S_FAILURE;
|
||||||
|
|
||||||
|
kret = krb5_kt_get_type(gssapi_krb5_context, cred->keytab,
|
||||||
|
name, KRB5_KT_PREFIX_MAX_LEN);
|
||||||
|
if (kret) {
|
||||||
|
*minor_status = kret;
|
||||||
|
goto failure;
|
||||||
|
}
|
||||||
|
len = strlen(name);
|
||||||
|
name[len++] = ':';
|
||||||
|
|
||||||
|
kret = krb5_kt_get_name(gssapi_krb5_context, cred->keytab,
|
||||||
|
name + len,
|
||||||
|
sizeof(name) - len);
|
||||||
|
if (kret) {
|
||||||
|
*minor_status = kret;
|
||||||
|
goto failure;
|
||||||
|
}
|
||||||
|
|
||||||
|
kret = krb5_kt_resolve(gssapi_krb5_context, name,
|
||||||
|
&handle->keytab);
|
||||||
|
if (kret){
|
||||||
|
*minor_status = kret;
|
||||||
|
goto failure;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (cred->ccache) {
|
||||||
|
krb5_error_code kret;
|
||||||
|
|
||||||
|
ret = GSS_S_FAILURE;
|
||||||
|
|
||||||
|
kret = krb5_cc_gen_new(gssapi_krb5_context,
|
||||||
|
krb5_cc_get_ops(gssapi_krb5_context,
|
||||||
|
cred->ccache),
|
||||||
|
&handle->ccache);
|
||||||
|
if (kret) {
|
||||||
|
*minor_status = kret;
|
||||||
|
goto failure;
|
||||||
|
}
|
||||||
|
|
||||||
|
kret = krb5_cc_copy_cache(gssapi_krb5_context, cred->ccache,
|
||||||
|
handle->ccache);
|
||||||
|
if (kret) {
|
||||||
|
*minor_status = kret;
|
||||||
|
goto failure;
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
ret = gss_create_empty_oid_set(minor_status, &handle->mechanisms);
|
||||||
|
if (ret)
|
||||||
|
goto failure;
|
||||||
|
|
||||||
|
ret = gss_add_oid_set_member(minor_status, GSS_KRB5_MECHANISM,
|
||||||
|
&handle->mechanisms);
|
||||||
|
if (ret)
|
||||||
|
goto failure;
|
||||||
|
}
|
||||||
|
|
||||||
|
ret = gss_inquire_cred(minor_status, cred, NULL, &lifetime,
|
||||||
|
NULL, actual_mechs);
|
||||||
|
if (ret)
|
||||||
|
goto failure;
|
||||||
|
|
||||||
|
if (initiator_time_rec)
|
||||||
|
*initiator_time_rec = lifetime;
|
||||||
|
if (acceptor_time_rec)
|
||||||
|
*acceptor_time_rec = lifetime;
|
||||||
|
|
||||||
|
if (output_cred_handle)
|
||||||
|
*output_cred_handle = handle;
|
||||||
|
|
||||||
|
*minor_status = 0;
|
||||||
|
return ret;
|
||||||
|
|
||||||
|
failure:
|
||||||
|
|
||||||
|
if (handle) {
|
||||||
|
if (handle->principal)
|
||||||
|
gss_release_name(NULL, &handle->principal);
|
||||||
|
if (handle->keytab)
|
||||||
|
krb5_kt_close(gssapi_krb5_context, handle->keytab);
|
||||||
|
if (handle->ccache)
|
||||||
|
krb5_cc_destroy(gssapi_krb5_context, handle->ccache);
|
||||||
|
if (handle->mechanisms)
|
||||||
|
gss_release_oid_set(NULL, &handle->mechanisms);
|
||||||
|
free(handle);
|
||||||
|
}
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
Reference in New Issue
Block a user