mirror of
https://gitea.invidious.io/iv-org/litespeed-quic.git
synced 2024-08-15 00:53:43 +00:00
06b2a2363e
- [API] New knob to set outgoing packet batch size. - Aborted connection now become tickable immediately. - Abort connection when HTTP/3 frame cannot be opened (can only happen when malloc fails).
286 lines
8.3 KiB
C
286 lines
8.3 KiB
C
/* Copyright (c) 2017 - 2021 LiteSpeed Technologies Inc. See LICENSE. */
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/*
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* test_trapa.c -- Test transport parameters.
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*/
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#include <assert.h>
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#include <stddef.h>
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#include <stdint.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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#ifndef WIN32
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#include <unistd.h>
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#else
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#include "getopt.h"
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#endif
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#include "lsquic.h"
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#include "lsquic_types.h"
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#include "lsquic_sizes.h"
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#include "lsquic_logger.h"
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#include "lsquic_trans_params.h"
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#define ENC_BUF_SZ 0x1000
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struct trapa_test
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{
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int line;
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enum {
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TEST_ENCODE = 1 << 0,
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TEST_DECODE = 1 << 1,
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} flags;
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struct transport_params params;
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size_t enc_len, dec_len;
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unsigned addl_set;
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int is_server;
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int expect_decode_err;
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unsigned char encoded[ENC_BUF_SZ];
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};
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static const struct trapa_test tests[] =
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{
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{
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.line = __LINE__,
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.flags = TEST_ENCODE | TEST_DECODE,
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.params = {
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TP_DEFAULT_VALUES,
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},
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.enc_len = 0,
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.encoded =
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/* Trailer to make the end easily visible in gdb: */
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"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
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},
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{
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.line = __LINE__,
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.flags = TEST_ENCODE | TEST_DECODE,
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.params = {
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.tp_set = (1 << TPI_INIT_MAX_STREAM_DATA_BIDI_LOCAL)
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| (1 << TPI_INIT_MAX_DATA)
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| (1 << TPI_MAX_IDLE_TIMEOUT)
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| (1 << TPI_MAX_ACK_DELAY)
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| (1 << TPI_MAX_UDP_PAYLOAD_SIZE)
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| (1 << TPI_ACK_DELAY_EXPONENT)
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| (1 << TPI_INITIAL_SOURCE_CID)
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| (1 << TPI_ACTIVE_CONNECTION_ID_LIMIT),
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.tp_init_max_stream_data_bidi_local = 0x12348877,
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.tp_init_max_data = 0xAABB,
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.tp_max_udp_payload_size = 1213,
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.tp_max_idle_timeout = 10 * 1000,
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.tp_max_ack_delay = TP_DEF_MAX_ACK_DELAY,
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.tp_active_connection_id_limit = 7,
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.tp_initial_source_cid = { .len = 8, .u_cid.id = 0x0807060504030201ull, },
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},
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.is_server = 0,
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.enc_len = 36,
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.encoded =
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/* Idle timeout */ "\x01\x02\x67\x10"
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/* Packet size */ "\x03\x02\x44\xBD"
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/* Max data */ "\x04\x04\x80\x00\xAA\xBB"
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/* Bidi local */ "\x05\x04\x92\x34\x88\x77"
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/* Ack delay exp */ "\x0A\x01\x00"
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/* Active CID limit */ "\x0E\x01\x07"
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/* Initial SCID */ "\x0F\x08\x01\x02\x03\x04\x05\x06\x07\x08"
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/* Trailer to make the end easily visible in gdb: */
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"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
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},
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{
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.line = __LINE__,
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.flags = TEST_DECODE,
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.dec_len = 1,
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.expect_decode_err = 1,
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},
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{
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.line = __LINE__,
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.flags = TEST_DECODE,
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.dec_len = 3,
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.expect_decode_err = 1,
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.encoded = "\x00\x04",
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},
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{
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.line = __LINE__,
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.flags = TEST_ENCODE | TEST_DECODE,
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.params = {
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TP_DEFAULT_VALUES,
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.tp_init_max_data = 0x123456,
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.tp_init_max_stream_data_bidi_local = 0xABCDEF88,
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.tp_max_udp_payload_size = 0x555,
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},
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.is_server = 1,
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.addl_set = 1 << TPI_DISABLE_ACTIVE_MIGRATION,
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.enc_len = 22,
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.encoded =
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/* Packet size */ "\x03\x02\x45\x55"
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/* Max data */ "\x04\x04\x80\x12\x34\x56"
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/* Bidi local */ "\x05\x08\xC0\x00\x00\x00\xAB\xCD\xEF\x88"
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/* Migration */ "\x0C\x00"
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/* Trailer to make the end easily visible in gdb: */
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"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
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},
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/* Test server preferred address. */
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{
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.line = __LINE__,
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.flags = TEST_DECODE,
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.params = {
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TP_DEFAULT_VALUES,
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.tp_max_ack_delay = 25,
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.tp_max_udp_payload_size = 0x555,
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.tp_preferred_address = {
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.ipv4_addr = "\x01\x02\x03\x04",
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.ipv4_port = 0x1234,
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.ipv6_addr = "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F",
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.ipv6_port = 0x9001,
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.cid = { .len = 11, .idbuf = "\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2A", },
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.srst = "\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3A\x3B\x3C\x3D\x3E\x3F",
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},
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},
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.is_server = 1,
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.addl_set = 1 << TPI_PREFERRED_ADDRESS,
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.enc_len = 0x3A,
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.dec_len = 0x3A,
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.encoded =
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/* Preferred Address */"\x0D"
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"\x34"
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"\x01\x02\x03\x04"
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"\x12\x34"
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"\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F"
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"\x90\x01"
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"\x0B" /* CID len */
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"\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2A"
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"\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3A\x3B\x3C\x3D\x3E\x3F"
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/* Packet size */ "\x03\x02\x45\x55"
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/* Trailer to make the end easily visible in gdb: */
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"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
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},
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};
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static int
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params_are_equal (const struct transport_params *a,
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const struct transport_params *b)
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{
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#define MCMP(f) 0 == memcmp(&a->f, &b->f, sizeof(a->f))
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return MCMP(tp_numerics)
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&& MCMP(tp_set)
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&& MCMP(tp_stateless_reset_token)
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&& MCMP(tp_preferred_address.ipv4_addr)
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&& MCMP(tp_preferred_address.ipv6_addr)
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&& MCMP(tp_preferred_address.srst)
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&& MCMP(tp_preferred_address.cid.idbuf)
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&& a->tp_preferred_address.ipv4_port == b->tp_preferred_address.ipv4_port
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&& a->tp_preferred_address.ipv6_port == b->tp_preferred_address.ipv6_port
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&& a->tp_preferred_address.cid.len == b->tp_preferred_address.cid.len
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&& MCMP(tp_original_dest_cid.idbuf)
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&& a->tp_original_dest_cid.len == b->tp_original_dest_cid.len
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;
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#undef MCMP
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}
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static void
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run_test (const struct trapa_test *test)
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{
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struct transport_params source_params;
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struct transport_params decoded_params;
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size_t dec_len;
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int s;
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unsigned char buf[ENC_BUF_SZ];
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source_params = test->params;
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source_params.tp_set |= test->addl_set;
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if (test->flags & TEST_ENCODE)
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{
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s = lsquic_tp_encode(&source_params, test->is_server, buf, sizeof(buf));
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assert(s >= 0);
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assert((size_t) s == test->enc_len);
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assert(0 == memcmp(test->encoded, buf, s));
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}
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if (test->flags & TEST_DECODE)
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{
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if (test->dec_len)
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dec_len = test->dec_len;
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else
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dec_len = test->enc_len;
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s = lsquic_tp_decode(test->encoded, dec_len,
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test->is_server, &decoded_params);
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if (!test->expect_decode_err)
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{
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assert(s >= 0);
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assert((size_t) s == test->enc_len);
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/* The decoder initializes all default values, so set the flag
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* accordingly:
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*/
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source_params.tp_set |= ((1 << (MAX_NUM_WITH_DEF_TPI + 1)) - 1);
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s = params_are_equal(&source_params, &decoded_params);
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assert(s);
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}
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else
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assert(s < 0);
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}
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}
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static void
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decode_file (const char *name)
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{
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FILE *file;
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size_t nread;
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int s;
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struct transport_params params;
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unsigned char buf[0x1000];
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file = fopen(name, "rb");
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if (!file)
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{
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perror("fopen");
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exit(1);
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}
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nread = fread(buf, 1, sizeof(buf), file);
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s = lsquic_tp_decode(buf, nread, 0, ¶ms);
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fclose(file);
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printf("decoded params from %s: %d (%s)\n", name, s, s > 0 ? "OK" : "FAIL");
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}
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int
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main (int argc, char **argv)
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{
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unsigned i;
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int opt;
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while (-1 != (opt = getopt(argc, argv, "d:l:")))
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{
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switch (opt)
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{
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case 'd':
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decode_file(optarg);
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return 0;
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case 'l':
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lsquic_log_to_fstream(stderr, 0);
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lsquic_logger_lopt(optarg);
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break;
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default:
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exit(1);
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}
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}
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for (i = 0; i < sizeof(tests) / sizeof(tests[0]); ++i)
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run_test(&tests[i]);
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return 0;
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}
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