freebsd-dev/lib/libgssapi/gss_duplicate_name.c

81 lines
2.7 KiB
C
Raw Normal View History

/*-
* 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"
OM_uint32 gss_duplicate_name(OM_uint32 *minor_status,
const gss_name_t src_name,
gss_name_t *dest_name)
{
OM_uint32 major_status;
struct _gss_name *name = (struct _gss_name *) src_name;
struct _gss_name *new_name;
struct _gss_mechanism_name *mn;
*minor_status = 0;
/*
* If this name has a value (i.e. it didn't come from
* gss_canonicalize_name(), we re-import the thing. Otherwise,
* we make an empty name to hold the MN copy.
*/
if (name->gn_value.value) {
major_status = gss_import_name(minor_status,
&name->gn_value, &name->gn_type, dest_name);
if (major_status != GSS_S_COMPLETE)
return (major_status);
new_name = (struct _gss_name *) *dest_name;
} else {
new_name = malloc(sizeof(struct _gss_name));
if (!new_name) {
*minor_status = ENOMEM;
return (GSS_S_FAILURE);
}
memset(new_name, 0, sizeof(struct _gss_name));
SLIST_INIT(&name->gn_mn);
*dest_name = (gss_name_t) new_name;
}
/*
* Import the new name into any mechanisms listed in the
* original name. We could probably get away with only doing
* this if the original was canonical.
*/
SLIST_FOREACH(mn, &name->gn_mn, gmn_link) {
_gss_find_mn(new_name, mn->gmn_mech_oid);
}
return (GSS_S_COMPLETE);
}