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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
751ca3f1 | 2 | /*** |
751ca3f1 | 3 | Copyright 2017 Zbigniew Jędrzejewski-Szmek |
751ca3f1 ZJS |
4 | ***/ |
5 | ||
6 | #include "log.h" | |
7 | #include "resolved-dns-packet.h" | |
8 | ||
9 | static void test_dns_packet_new(void) { | |
10 | size_t i; | |
46a58596 | 11 | _cleanup_(dns_packet_unrefp) DnsPacket *p2 = NULL; |
751ca3f1 | 12 | |
46a58596 | 13 | for (i = 0; i <= DNS_PACKET_SIZE_MAX; i++) { |
751ca3f1 ZJS |
14 | _cleanup_(dns_packet_unrefp) DnsPacket *p = NULL; |
15 | ||
51027656 | 16 | assert_se(dns_packet_new(&p, DNS_PROTOCOL_DNS, i, DNS_PACKET_SIZE_MAX) == 0); |
751ca3f1 ZJS |
17 | |
18 | log_debug("dns_packet_new: %zu → %zu", i, p->allocated); | |
19 | assert_se(p->allocated >= MIN(DNS_PACKET_SIZE_MAX, i)); | |
86d06089 ZJS |
20 | |
21 | if (i > DNS_PACKET_SIZE_START + 10 && i < DNS_PACKET_SIZE_MAX - 10) | |
22 | i = MIN(i * 2, DNS_PACKET_SIZE_MAX - 10); | |
751ca3f1 | 23 | } |
46a58596 | 24 | |
51027656 | 25 | assert_se(dns_packet_new(&p2, DNS_PROTOCOL_DNS, DNS_PACKET_SIZE_MAX + 1, DNS_PACKET_SIZE_MAX) == -EFBIG); |
751ca3f1 ZJS |
26 | } |
27 | ||
28 | int main(int argc, char **argv) { | |
29 | ||
30 | log_set_max_level(LOG_DEBUG); | |
31 | log_parse_environment(); | |
32 | log_open(); | |
33 | ||
34 | test_dns_packet_new(); | |
35 | ||
36 | return 0; | |
37 | } |