gss_add_oid_set_member.c

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/*
 * Copyright (c) 1997 - 2001, 2003 Kungliga Tekniska H鰃skolan
 * (Royal Institute of Technology, Stockholm, Sweden). 
 * 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. 
 *
 * 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. 
 */

#include "mech_locl.h"
RCSID("$Id: gss_add_oid_set_member.c 18817 2006-10-22 09:36:13Z lha $");

OM_uint32
gss_add_oid_set_member (OM_uint32 * minor_status,
			const gss_OID member_oid,
			gss_OID_set * oid_set)
{
    gss_OID tmp;
    size_t n;
    OM_uint32 res;
    int present;

    res = gss_test_oid_set_member(minor_status, member_oid, *oid_set, &present);
    if (res != GSS_S_COMPLETE)
	return res;

    if (present) {
	*minor_status = 0;
	return GSS_S_COMPLETE;
    }

    n = (*oid_set)->count + 1;
    tmp = realloc ((*oid_set)->elements, n * sizeof(gss_OID_desc));
    if (tmp == NULL) {
	*minor_status = ENOMEM;
	return GSS_S_FAILURE;
    }
    (*oid_set)->elements = tmp;
    (*oid_set)->count = n;
    (*oid_set)->elements[n-1] = *member_oid;
    *minor_status = 0;
    return GSS_S_COMPLETE;
}