Add SPDX license identifiers to source files under the LGPL

[thirdparty/systemd.git] / src / resolve / test-dns-packet.c

diff --git a/src/resolve/test-dns-packet.c b/src/resolve/test-dns-packet.c
index c232a69ce121c9ec8a32537c9cd18aae07e9d009..458c908fadced1ae578c9a96961e22d714c4cef5 100644 (file)
--- a/src/resolve/test-dns-packet.c
+++ b/src/resolve/test-dns-packet.c
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
 /***
   This file is part of systemd
 
@@ -29,9 +30,24 @@
 #include "resolved-dns-rr.h"
 #include "string-util.h"
 #include "strv.h"
+#include "tests.h"
+#include "unaligned.h"
 
 #define HASH_KEY SD_ID128_MAKE(d3,1e,48,90,4b,fa,4c,fe,af,9d,d5,a1,d7,2e,8a,b1)
 
+static void verify_rr_copy(DnsResourceRecord *rr) {
+        _cleanup_(dns_resource_record_unrefp) DnsResourceRecord *copy = NULL;
+        const char *a, *b;
+
+        assert_se(copy = dns_resource_record_copy(rr));
+        assert_se(dns_resource_record_equal(copy, rr) > 0);
+
+        assert_se(a = dns_resource_record_to_string(rr));
+        assert_se(b = dns_resource_record_to_string(copy));
+
+        assert_se(streq(a, b));
+}
+
 static uint64_t hash(DnsResourceRecord *rr) {
         struct siphash state;
 
@@ -56,15 +72,17 @@ static void test_packet_from_file(const char* filename, bool canonical) {
                 const char *s, *s2;
                 uint64_t hash1, hash2;
 
-                packet_size = le64toh( *(uint64_t*)(data + offset) );
+                packet_size = unaligned_read_le64(data + offset);
                 assert_se(packet_size > 0);
                 assert_se(offset + 8 + packet_size <= data_size);
 
-                assert_se(dns_packet_new(&p, DNS_PROTOCOL_DNS, 0) >= 0);
+                assert_se(dns_packet_new(&p, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX) >= 0);
 
                 assert_se(dns_packet_append_blob(p, data + offset + 8, packet_size, NULL) >= 0);
                 assert_se(dns_packet_read_rr(p, &rr, NULL, NULL) >= 0);
 
+                verify_rr_copy(rr);
+
                 s = dns_resource_record_to_string(rr);
                 assert_se(s);
                 puts(s);
@@ -73,10 +91,12 @@ static void test_packet_from_file(const char* filename, bool canonical) {
 
                 assert_se(dns_resource_record_to_wire_format(rr, canonical) >= 0);
 
-                assert_se(dns_packet_new(&p2, DNS_PROTOCOL_DNS, 0) >= 0);
+                assert_se(dns_packet_new(&p2, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX) >= 0);
                 assert_se(dns_packet_append_blob(p2, rr->wire_format, rr->wire_format_size, NULL) >= 0);
                 assert_se(dns_packet_read_rr(p2, &rr2, NULL, NULL) >= 0);
 
+                verify_rr_copy(rr);
+
                 s2 = dns_resource_record_to_string(rr);
                 assert_se(s2);
                 assert_se(streq(s, s2));
@@ -97,7 +117,7 @@ int main(int argc, char **argv) {
                 N = argc - 1;
                 fnames = argv + 1;
         } else {
-                assert_se(glob(RESOLVE_TEST_DIR "/*.pkts", GLOB_NOSORT, NULL, &g) == 0);
+                assert_se(glob(get_testdata_dir("/test-resolve/*.pkts"), GLOB_NOSORT, NULL, &g) == 0);
                 N = g.gl_pathc;
                 fnames = g.gl_pathv;
         }