xref: /freebsd/crypto/heimdal/lib/gssapi/krb5/display_name.c (revision 6a068746777241722b2b32c5d0bc443a2a64d80b)

/*
 * Copyright (c) 1997 - 2003 Kungliga Tekniska Högskolan
 * (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 "gsskrb5_locl.h"

OM_uint32 GSSAPI_CALLCONV _gsskrb5_display_name
           (OM_uint32 * minor_status,
            const gss_name_t input_name,
            gss_buffer_t output_name_buffer,
            gss_OID * output_name_type
           )
{
    krb5_context context;
    krb5_const_principal name = (krb5_const_principal)input_name;
    krb5_error_code kret;
    char *buf;
    size_t len;

    GSSAPI_KRB5_INIT (&context);

    kret = krb5_unparse_name_flags (context, name,
				    KRB5_PRINCIPAL_UNPARSE_DISPLAY, &buf);
    if (kret) {
	*minor_status = kret;
	return GSS_S_FAILURE;
    }
    len = strlen (buf);
    output_name_buffer->length = len;
    output_name_buffer->value  = malloc(len + 1);
    if (output_name_buffer->value == NULL) {
	free (buf);
	*minor_status = ENOMEM;
	return GSS_S_FAILURE;
    }
    memcpy (output_name_buffer->value, buf, len);
    ((char *)output_name_buffer->value)[len] = '\0';
    free (buf);
    if (output_name_type)
	*output_name_type = GSS_KRB5_NT_PRINCIPAL_NAME;
    *minor_status = 0;
    return GSS_S_COMPLETE;
}