/*
* testcode/unitdoq.c - unit test for doq routines.
*
* Copyright (c) 2022, NLnet Labs. All rights reserved.
*
* This software is open source.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
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*
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* be used to endorse or promote products derived from this software without
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*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 REGENTS OR CONTRIBUTORS BE
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*
*/
/**
* \file
* Calls doq related unit tests. Exits with code 1 on a failure.
*/
/** check the size of a connection for doq */
static void
doq_size_conn_check()
{
/* Printout the size of one doq connection, in memory usage.
* A connection with a couple cids, of type doq_conid, and
* it has one stream, and that has a query and an answer. */
size_t answer_size = 233; /* size of www.nlnetlabs.nl minimal answer
with dnssec and one A record. The unsigned answer is 176 with
additional data, 61 bytes minimal response one A record. */
size_t query_size = 45; /* size of query for www.nlnetlabs.nl, with
an EDNS record with DO flag. */
size_t conn_size = sizeof(struct doq_conn);
size_t conid_size = sizeof(struct doq_conid);
size_t stream_size = sizeof(struct doq_stream);
conn_size += 16; /* DCID len in the conn key */
conn_size += 0; /* the size of the ngtcp2_conn */
conn_size += 0; /* the size of the SSL record */
conn_size += 0; /* size of the close pkt,
but we do not count it here. Only if the conn gets closed. */
conid_size += 16; /* the dcid of the conn key */
conid_size += 16; /* the cid */
stream_size += query_size; /* size of in buffer */
stream_size += answer_size; /* size of out buffer */
printf("doq connection size %u bytes\n", (unsigned)(conn_size +
conid_size*3 + stream_size));
}
