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/*
This file is part of GNUnet.
Copyright (C) 2013 GNUnet e.V.
GNUnet is free software: you can redistribute it and/or modify it
under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.
GNUnet is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file gnsrecord/test_gnsrecord_crypto.c
* @brief testcase for block creation, verification and decryption
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_dnsparser_lib.h"
#include "gnunet_gnsrecord_lib.h"
#define RECORDS 5
#define TEST_RECORD_TYPE GNUNET_DNSPARSER_TYPE_TXT
#define TEST_RECORD_DATALEN 123
#define TEST_RECORD_DATA 'a'
#define TEST_REMOVE_RECORD_TYPE 4321
#define TEST_REMOVE_RECORD_DATALEN 255
#define TEST_REMOVE_RECORD_DATA 'b'
static struct GNUNET_CRYPTO_EcdsaPrivateKey * privkey;
static struct GNUNET_GNSRECORD_Data *s_rd;
static char *s_name;
static int res;
static struct GNUNET_GNSRECORD_Data *
create_record (int count)
{
struct GNUNET_GNSRECORD_Data *rd;
rd = GNUNET_new_array (count, struct GNUNET_GNSRECORD_Data);
for (unsigned int c = 0; c < count; c++)
{
rd[c].expiration_time = GNUNET_TIME_absolute_get().abs_value_us + 1000000000;
rd[c].record_type = TEST_RECORD_TYPE;
rd[c].data_size = TEST_RECORD_DATALEN;
rd[c].data = GNUNET_malloc(TEST_RECORD_DATALEN);
memset ((char *) rd[c].data, TEST_RECORD_DATA, TEST_RECORD_DATALEN);
}
return rd;
}
static void
rd_decrypt_cb (void *cls,
unsigned int rd_count,
const struct GNUNET_GNSRECORD_Data *rd)
{
char rd_cmp_data[TEST_RECORD_DATALEN];
GNUNET_assert (RECORDS == rd_count);
GNUNET_assert (NULL != rd);
memset (rd_cmp_data,
'a',
TEST_RECORD_DATALEN);
for (unsigned int c = 0; c < rd_count; c++)
{
GNUNET_assert (TEST_RECORD_TYPE == rd[c].record_type);
GNUNET_assert (TEST_RECORD_DATALEN == rd[c].data_size);
GNUNET_assert (0 == memcmp (&rd_cmp_data,
rd[c].data,
TEST_RECORD_DATALEN));
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Block was decrypted successfully \n");
res = 0;
}
static void
run (void *cls,
char *const *args,
const char *cfgfile,
const struct GNUNET_CONFIGURATION_Handle *cfg)
{
struct GNUNET_GNSRECORD_Block *block;
struct GNUNET_CRYPTO_EcdsaPublicKey pubkey;
struct GNUNET_HashCode query_pub;
struct GNUNET_HashCode query_priv;
struct GNUNET_TIME_Absolute expire = GNUNET_TIME_absolute_get();
privkey = GNUNET_CRYPTO_ecdsa_key_create ();
GNUNET_assert (NULL != privkey);
/* get public key */
GNUNET_CRYPTO_ecdsa_key_get_public (privkey,
&pubkey);
/* test query derivation */
GNUNET_GNSRECORD_query_from_private_key (privkey,
"testlabel",
&query_priv);
GNUNET_GNSRECORD_query_from_public_key (&pubkey,
"testlabel",
&query_pub);
GNUNET_assert (0 == memcmp (&query_priv,
&query_pub,
sizeof (struct GNUNET_HashCode)));
/* create record */
s_name = "DUMMY.dummy.gnunet";
s_rd = create_record (RECORDS);
/* Create block */
GNUNET_assert (NULL != (block =
GNUNET_GNSRECORD_block_create (privkey,
expire,
s_name,
s_rd,
RECORDS)));
GNUNET_assert (GNUNET_OK ==
GNUNET_GNSRECORD_block_verify (block));
GNUNET_assert (GNUNET_OK ==
GNUNET_GNSRECORD_block_decrypt (block,
&pubkey,
s_name,
&rd_decrypt_cb,
s_name));
GNUNET_free (block);
GNUNET_free (privkey);
}
int
main (int argc, char *argv[])
{
static char *const argvx[] = {
"test-gnsrecord-crypto",
NULL
};
static struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_OPTION_END
};
res = 1;
GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
argvx,
"test-gnsrecord-crypto",
"nohelp", options,
&run, &res);
return res;
}
/* end of test_gnsrecord_crypto.c */
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