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/*
* Copyright (c) 2006 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 KTH 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 KTH AND ITS 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 KTH OR ITS 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"
struct range {
size_t lower;
size_t upper;
};
struct range tests[] = {
{ 0, 1040 },
{ 2040, 2080 },
{ 4080, 5000 },
{ 8180, 8292 },
{ 9980, 10010 }
};
static void
test_range(const struct range *r, int integ,
krb5_context context, krb5_crypto crypto)
{
krb5_error_code ret;
size_t size, rsize;
struct gsskrb5_ctx ctx;
for (size = r->lower; size < r->upper; size++) {
size_t cksumsize;
uint16_t padsize;
OM_uint32 minor;
OM_uint32 max_wrap_size;
ctx.crypto = crypto;
ret = _gssapi_wrap_size_cfx(&minor,
&ctx,
context,
integ,
0,
size,
&max_wrap_size);
if (ret)
krb5_errx(context, 1, "_gsskrb5cfx_max_wrap_length_cfx: %d", ret);
if (max_wrap_size == 0)
continue;
ret = _gsskrb5cfx_wrap_length_cfx(context,
crypto,
integ,
0,
max_wrap_size,
&rsize, &cksumsize, &padsize);
if (ret)
krb5_errx(context, 1, "_gsskrb5cfx_wrap_length_cfx: %d", ret);
if (size < rsize)
krb5_errx(context, 1,
"size (%d) < rsize (%d) for max_wrap_size %d",
(int)size, (int)rsize, (int)max_wrap_size);
}
}
static void
test_special(krb5_context context, krb5_crypto crypto,
int integ, size_t testsize)
{
krb5_error_code ret;
size_t rsize;
OM_uint32 max_wrap_size;
size_t cksumsize;
uint16_t padsize;
struct gsskrb5_ctx ctx;
OM_uint32 minor;
ctx.crypto = crypto;
ret = _gssapi_wrap_size_cfx(&minor,
&ctx,
context,
integ,
0,
testsize,
&max_wrap_size);
if (ret)
krb5_errx(context, 1, "_gsskrb5cfx_max_wrap_length_cfx: %d", ret);
if (ret)
krb5_errx(context, 1, "_gsskrb5cfx_max_wrap_length_cfx: %d", ret);
ret = _gsskrb5cfx_wrap_length_cfx(context,
crypto,
integ,
0,
max_wrap_size,
&rsize, &cksumsize, &padsize);
if (ret)
krb5_errx(context, 1, "_gsskrb5cfx_wrap_length_cfx: %d", ret);
if (testsize < rsize)
krb5_errx(context, 1,
"testsize (%d) < rsize (%d) for max_wrap_size %d",
(int)testsize, (int)rsize, (int)max_wrap_size);
}
int
main(int argc, char **argv)
{
krb5_keyblock keyblock;
krb5_error_code ret;
krb5_context context;
krb5_crypto crypto;
int i;
ret = krb5_init_context(&context);
if (ret)
errx(1, "krb5_context_init: %d", ret);
ret = krb5_generate_random_keyblock(context,
KRB5_ENCTYPE_AES256_CTS_HMAC_SHA1_96,
&keyblock);
if (ret)
krb5_err(context, 1, ret, "krb5_generate_random_keyblock");
ret = krb5_crypto_init(context, &keyblock, 0, &crypto);
if (ret)
krb5_err(context, 1, ret, "krb5_crypto_init");
test_special(context, crypto, 1, 60);
test_special(context, crypto, 0, 60);
for (i = 0; i < sizeof(tests)/sizeof(tests[0]); i++) {
test_range(&tests[i], 1, context, crypto);
test_range(&tests[i], 0, context, crypto);
}
krb5_free_keyblock_contents(context, &keyblock);
krb5_crypto_destroy(context, crypto);
krb5_free_context(context);
return 0;
}
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