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/*
* Copyright 1996 by Sun Microsystems, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appears in all copies and
* that both that copyright notice and this permission notice appear in
* supporting documentation, and that the name of Sun Microsystems not be used
* in advertising or publicity pertaining to distribution of the software
* without specific, written prior permission. Sun Microsystems makes no
* representations about the suitability of this software for any
* purpose. It is provided "as is" without express or implied warranty.
*
* SUN MICROSYSTEMS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL SUN MICROSYSTEMS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
* USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
* created andros 2.24.01 from g_compare_name.c
*/
/*
* glue routine for gss_duplicate_name
*
*/
#include <stdio.h>
#include "mglueP.h"
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#include <string.h>
#include <errno.h>
OM_uint32 KRB5_CALLCONV
gss_duplicate_name (minor_status,
in_name,
exp_name)
OM_uint32 * minor_status;
const gss_name_t in_name;
gss_name_t *exp_name;
{
OM_uint32 tmp,major_status = GSS_S_COMPLETE;
gss_union_name_t union_in_name, union_exp_name;
gss_mechanism mech;
gss_initialize();
/* if exp_name is NULL, simply return */
if (exp_name == NULL)
return (GSS_S_COMPLETE);
*exp_name = NULL;
if (in_name == 0)
return (GSS_S_BAD_NAME);
union_in_name = (gss_union_name_t) in_name;
/*
* Create the union name struct that will hold the exported
* name and the name type.
*/
union_exp_name = (gss_union_name_t) malloc (sizeof(gss_union_name_desc));
if (!union_exp_name) {
*minor_status = ENOMEM;
goto allocation_failure;
}
#ifdef DEBUG
fprintf(stderr, "gss_duplicate_name: copying *oid %p\n",
union_in_name->mech_type);
#endif
union_exp_name->gss_mech = union_in_name->gss_mech;
union_exp_name->mech_type = GSS_C_NO_OID;
if (union_in_name->mech_type != GSS_C_NO_OID &&
(generic_gss_copy_oid(&tmp, union_in_name->mech_type,
&union_exp_name->mech_type) != GSS_S_COMPLETE)) {
*minor_status = ENOMEM;
goto allocation_failure;
}
union_exp_name->mech_name = NULL;
union_exp_name->name_type = GSS_C_NO_OID;
if (union_in_name->name_type != GSS_C_NO_OID &&
(generic_gss_copy_oid(&tmp, union_in_name->name_type,
&union_exp_name->name_type) != GSS_S_COMPLETE)) {
*minor_status = ENOMEM;
goto allocation_failure;
}
union_exp_name->external_name = NULL;
union_exp_name->external_name =
(gss_buffer_t) malloc(sizeof(gss_buffer_desc));
if (!union_exp_name->external_name) {
*minor_status = ENOMEM;
goto allocation_failure;
}
union_exp_name->external_name->length = union_in_name->external_name->length;
/*
* we malloc length+1 to stick a NULL on the end, just in case
* Note that this NULL is not included in ->length for a reason!
*/
union_exp_name->external_name->value =
(void *) malloc(union_in_name->external_name->length);
if (!union_exp_name->external_name->value) {
*minor_status = ENOMEM;
goto allocation_failure;
}
memcpy(union_exp_name->external_name->value,
union_in_name->external_name->value,
union_exp_name->external_name->length);
/*
* Mechanism specific name
*/
if (union_in_name->mech_type != GSS_C_NO_OID) {
mech = __gss_get_mechanism (union_in_name->mech_type);
if (!mech)
return (GSS_S_BAD_MECH);
if (!mech->gss_duplicate_name)
return (GSS_S_BAD_BINDINGS);
#ifdef USE_MECH_CONTEXT
major_status = mech->gss_duplicate_name(mech->context, minor_status,
#else
major_status = mech->gss_duplicate_name(minor_status,
#endif
union_in_name->mech_name, &union_exp_name->mech_name);
if (major_status != GSS_S_COMPLETE)
return (major_status);
}
#ifdef DEBUG
fprintf(stderr, "gss_duplicate_name: returning union_exp_name %p\n",
union_exp_name);
#endif
*exp_name = union_exp_name;
return (major_status);
allocation_failure:
if (union_exp_name) {
if (union_exp_name->external_name) {
if (union_exp_name->external_name->value)
free(union_exp_name->external_name->value);
free(union_exp_name->external_name);
}
if (union_exp_name->name_type)
generic_gss_release_oid(&tmp, &union_exp_name->name_type);
if (union_exp_name->mech_name)
__gss_release_internal_name(minor_status, union_exp_name->mech_type,
&union_exp_name->mech_name);
if (union_exp_name->mech_type)
generic_gss_release_oid(&tmp, &union_exp_name->mech_type);
free(union_exp_name);
}
return (major_status);
}
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