mirror of
https://gitea.invidious.io/iv-org/litespeed-quic.git
synced 2024-08-15 00:53:43 +00:00
140 lines
3.8 KiB
C
140 lines
3.8 KiB
C
/* Copyright (c) 2017 - 2022 LiteSpeed Technologies Inc. See LICENSE. */
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/queue.h>
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#ifndef WIN32
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#include <sys/time.h>
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#else
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#include "vc_compat.h"
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#endif
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#include "lsquic_types.h"
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#include "lsquic_parse.h"
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#include "lsquic_rechist.h"
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#include "lsquic_util.h"
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#include "lsquic.h"
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#include "lsquic_hash.h"
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#include "lsquic_conn.h"
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static struct lsquic_conn lconn = LSCONN_INITIALIZER_CIDLEN(lconn, 0);
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//static const struct parse_funcs *const pf = select_pf_by_ver(LSQVER_ID27); // will not work on MSVC
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#define pf ((const struct parse_funcs *const)select_pf_by_ver(LSQVER_ID27))
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static void
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test_max_ack (void)
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{
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lsquic_rechist_t rechist;
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lsquic_time_t now;
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unsigned i;
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int has_missing, sz[2];
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const struct lsquic_packno_range *range;
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unsigned char buf[1500];
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struct ack_info acki;
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lsquic_rechist_init(&rechist, 0, 0);
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now = lsquic_time_now();
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for (i = 1; i <= 300; ++i)
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{
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lsquic_rechist_received(&rechist, i * 10, now);
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now += i * 1000;
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}
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memset(buf, 0xAA, sizeof(buf));
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lsquic_packno_t largest = 0;
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sz[0] = pf->pf_gen_ack_frame(buf, sizeof(buf),
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(gaf_rechist_first_f) lsquic_rechist_first,
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(gaf_rechist_next_f) lsquic_rechist_next,
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(gaf_rechist_largest_recv_f) lsquic_rechist_largest_recv,
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&rechist, now, &has_missing, &largest, NULL);
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assert(sz[0] > 0);
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assert(sz[0] <= (int) sizeof(buf));
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assert(has_missing);
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assert(0 == buf[ sz[0] - 1 ]); /* Number of timestamps */
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assert(0xAA == buf[ sz[0] ]);
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sz[1] = pf->pf_parse_ack_frame(buf, sizeof(buf), &acki, 0);
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assert(sz[1] == sz[0]);
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assert(256 == acki.n_ranges);
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for (range = lsquic_rechist_first(&rechist), i = 0;
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range && i < acki.n_ranges;
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range = lsquic_rechist_next(&rechist), ++i)
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{
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assert(range->high == acki.ranges[i].high);
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assert(range->low == acki.ranges[i].low);
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}
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assert(i == 256);
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lsquic_rechist_cleanup(&rechist);
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}
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static void
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test_ack_truncation (void)
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{
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lsquic_rechist_t rechist;
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lsquic_time_t now;
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unsigned i;
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int has_missing, sz[2];
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const struct lsquic_packno_range *range;
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unsigned char buf[1500];
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struct ack_info acki;
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size_t bufsz;
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lsquic_rechist_init(&rechist, 0, 0);
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now = lsquic_time_now();
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for (i = 1; i <= 300; ++i)
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{
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lsquic_rechist_received(&rechist, i * 10, now);
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now += i * 1000;
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}
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for (bufsz = 200; bufsz < 210; ++bufsz)
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{
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memset(buf, 0xAA, sizeof(buf));
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lsquic_packno_t largest = 0;
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sz[0] = pf->pf_gen_ack_frame(buf, bufsz,
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(gaf_rechist_first_f) lsquic_rechist_first,
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(gaf_rechist_next_f) lsquic_rechist_next,
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(gaf_rechist_largest_recv_f) lsquic_rechist_largest_recv,
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&rechist, now, &has_missing, &largest, NULL);
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assert(sz[0] > 0);
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assert(sz[0] <= (int) bufsz);
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assert(has_missing);
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assert(0 == buf[ sz[0] - 1 ]); /* Number of timestamps */
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assert(0xAA == buf[ sz[0] ]);
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sz[1] = pf->pf_parse_ack_frame(buf, sizeof(buf), &acki, 0);
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assert(sz[1] == sz[0]);
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assert(acki.n_ranges < 256);
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for (range = lsquic_rechist_first(&rechist), i = 0;
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range && i < acki.n_ranges;
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range = lsquic_rechist_next(&rechist), ++i)
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{
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assert(range->high == acki.ranges[i].high);
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assert(range->low == acki.ranges[i].low);
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}
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}
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lsquic_rechist_cleanup(&rechist);
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}
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int
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main (void)
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{
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lsquic_global_init(LSQUIC_GLOBAL_SERVER);
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test_max_ack();
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test_ack_truncation();
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return 0;
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}
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