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/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
* Copyright 2009 by the Massachusetts Institute of Technology.
* All Rights Reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "common.h"
static void
dump_known_mech_attrs(gss_OID mech)
{
OM_uint32 major, minor;
gss_OID_set mech_attrs = GSS_C_NO_OID_SET;
gss_OID_set known_attrs = GSS_C_NO_OID_SET;
size_t i;
major = gss_inquire_attrs_for_mech(&minor, mech, &mech_attrs,
&known_attrs);
check_gsserr("gss_inquire_attrs_for_mech", major, minor);
printf("Known attributes\n");
printf("----------------\n");
for (i = 0; i < known_attrs->count; i++) {
gss_buffer_desc name = GSS_C_EMPTY_BUFFER;
gss_buffer_desc short_desc = GSS_C_EMPTY_BUFFER;
gss_buffer_desc long_desc = GSS_C_EMPTY_BUFFER;
major = gss_display_mech_attr(&minor, &known_attrs->elements[i],
&name, &short_desc, &long_desc);
check_gsserr("gss_display_mech_attr", major, minor);
printf("%.*s (%.*s): %.*s\n", (int)short_desc.length,
(char *)short_desc.value, (int)name.length, (char *)name.value,
(int)long_desc.length, (char *)long_desc.value);
(void)gss_release_buffer(&minor, &name);
(void)gss_release_buffer(&minor, &short_desc);
(void)gss_release_buffer(&minor, &long_desc);
}
printf("\n");
(void)gss_release_oid_set(&minor, &mech_attrs);
(void)gss_release_oid_set(&minor, &known_attrs);
}
static void
dump_mech_attrs(gss_OID mech)
{
OM_uint32 major, minor;
gss_OID_set mech_attrs = GSS_C_NO_OID_SET;
gss_OID_set known_attrs = GSS_C_NO_OID_SET;
size_t i;
major = gss_inquire_attrs_for_mech(&minor, mech, &mech_attrs,
&known_attrs);
check_gsserr("gss_inquire_attrs_for_mech", major, minor);
printf("Mech attrs: ");
for (i = 0; i < mech_attrs->count; i++) {
gss_buffer_desc name = GSS_C_EMPTY_BUFFER;
gss_buffer_desc short_desc = GSS_C_EMPTY_BUFFER;
gss_buffer_desc long_desc = GSS_C_EMPTY_BUFFER;
major = gss_display_mech_attr(&minor, &mech_attrs->elements[i],
&name, &short_desc, &long_desc);
check_gsserr("gss_display_mech_attr", major, minor);
printf("%.*s ", (int)name.length, (char *)name.value);
(void)gss_release_buffer(&minor, &name);
(void)gss_release_buffer(&minor, &short_desc);
(void)gss_release_buffer(&minor, &long_desc);
}
printf("\n");
(void)gss_release_oid_set(&minor, &mech_attrs);
(void)gss_release_oid_set(&minor, &known_attrs);
}
int
main(int argc, char *argv[])
{
gss_OID_set mechs;
OM_uint32 major, minor;
size_t i;
major = gss_indicate_mechs(&minor, &mechs);
check_gsserr("gss_indicate_mechs", major, minor);
if (mechs->count > 0)
dump_known_mech_attrs(mechs->elements);
for (i = 0; i < mechs->count; i++) {
gss_buffer_desc oidstr = GSS_C_EMPTY_BUFFER;
gss_buffer_desc sasl_mech_name = GSS_C_EMPTY_BUFFER;
gss_buffer_desc mech_name = GSS_C_EMPTY_BUFFER;
gss_buffer_desc mech_description = GSS_C_EMPTY_BUFFER;
gss_OID oid = GSS_C_NO_OID;
major = gss_oid_to_str(&minor, &mechs->elements[i], &oidstr);
if (GSS_ERROR(major))
continue;
major = gss_inquire_saslname_for_mech(&minor, &mechs->elements[i],
&sasl_mech_name, &mech_name,
&mech_description);
if (GSS_ERROR(major)) {
gss_release_buffer(&minor, &oidstr);
continue;
}
printf("-------------------------------------------------------------"
"-----------------\n");
printf("OID : %.*s\n", (int)oidstr.length,
(char *)oidstr.value);
printf("SASL mech : %.*s\n", (int)sasl_mech_name.length,
(char *)sasl_mech_name.value);
printf("Mech name : %.*s\n", (int)mech_name.length,
(char *)mech_name.value);
printf("Mech desc : %.*s\n", (int)mech_description.length,
(char *)mech_description.value);
dump_mech_attrs(&mechs->elements[i]);
printf("-------------------------------------------------------------"
"-----------------\n");
major = gss_inquire_mech_for_saslname(&minor, &sasl_mech_name, &oid);
check_gsserr("gss_inquire_mech_for_saslname", major, minor);
if (oid == GSS_C_NO_OID ||
(oid->length != mechs->elements[i].length &&
memcmp(oid->elements, mechs->elements[i].elements,
oid->length) != 0)) {
(void)gss_release_buffer(&minor, &oidstr);
(void)gss_oid_to_str(&minor, oid, &oidstr);
fprintf(stderr, "Got different OID %.*s for mechanism %.*s\n",
(int)oidstr.length, (char *)oidstr.value,
(int)sasl_mech_name.length, (char *)sasl_mech_name.value);
}
(void)gss_release_buffer(&minor, &oidstr);
(void)gss_release_buffer(&minor, &sasl_mech_name);
(void)gss_release_buffer(&minor, &mech_name);
(void)gss_release_buffer(&minor, &mech_description);
}
(void)gss_release_oid_set(&minor, &mechs);
return 0;
}
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