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-rw-r--r--tests/dns/name_test.c731
1 files changed, 731 insertions, 0 deletions
diff --git a/tests/dns/name_test.c b/tests/dns/name_test.c
new file mode 100644
index 0000000..511ee3c
--- /dev/null
+++ b/tests/dns/name_test.c
@@ -0,0 +1,731 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * SPDX-License-Identifier: MPL-2.0
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, you can obtain one at https://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+#include <inttypes.h>
+#include <sched.h> /* IWYU pragma: keep */
+#include <setjmp.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#define UNIT_TESTING
+#include <cmocka.h>
+
+#include <isc/buffer.h>
+#include <isc/commandline.h>
+#include <isc/mem.h>
+#include <isc/os.h>
+#include <isc/print.h>
+#include <isc/thread.h>
+#include <isc/util.h>
+
+#include <dns/compress.h>
+#include <dns/fixedname.h>
+#include <dns/name.h>
+
+#include <tests/dns.h>
+
+/* Set to true (or use -v option) for verbose output */
+static bool verbose = false;
+
+/* dns_name_fullcompare test */
+ISC_RUN_TEST_IMPL(fullcompare) {
+ dns_fixedname_t fixed1;
+ dns_fixedname_t fixed2;
+ dns_name_t *name1;
+ dns_name_t *name2;
+ dns_namereln_t relation;
+ int i;
+ isc_result_t result;
+ struct {
+ const char *name1;
+ const char *name2;
+ dns_namereln_t relation;
+ int order;
+ unsigned int nlabels;
+ } data[] = {
+ /* relative */
+ { "", "", dns_namereln_equal, 0, 0 },
+ { "foo", "", dns_namereln_subdomain, 1, 0 },
+ { "", "foo", dns_namereln_contains, -1, 0 },
+ { "foo", "bar", dns_namereln_none, 4, 0 },
+ { "bar", "foo", dns_namereln_none, -4, 0 },
+ { "bar.foo", "foo", dns_namereln_subdomain, 1, 1 },
+ { "foo", "bar.foo", dns_namereln_contains, -1, 1 },
+ { "baz.bar.foo", "bar.foo", dns_namereln_subdomain, 1, 2 },
+ { "bar.foo", "baz.bar.foo", dns_namereln_contains, -1, 2 },
+ { "foo.example", "bar.example", dns_namereln_commonancestor, 4,
+ 1 },
+
+ /* absolute */
+ { ".", ".", dns_namereln_equal, 0, 1 },
+ { "foo.", "bar.", dns_namereln_commonancestor, 4, 1 },
+ { "bar.", "foo.", dns_namereln_commonancestor, -4, 1 },
+ { "foo.example.", "bar.example.", dns_namereln_commonancestor,
+ 4, 2 },
+ { "bar.foo.", "foo.", dns_namereln_subdomain, 1, 2 },
+ { "foo.", "bar.foo.", dns_namereln_contains, -1, 2 },
+ { "baz.bar.foo.", "bar.foo.", dns_namereln_subdomain, 1, 3 },
+ { "bar.foo.", "baz.bar.foo.", dns_namereln_contains, -1, 3 },
+ { NULL, NULL, dns_namereln_none, 0, 0 }
+ };
+
+ UNUSED(state);
+
+ name1 = dns_fixedname_initname(&fixed1);
+ name2 = dns_fixedname_initname(&fixed2);
+ for (i = 0; data[i].name1 != NULL; i++) {
+ int order = 3000;
+ unsigned int nlabels = 3000;
+
+ if (data[i].name1[0] == 0) {
+ dns_fixedname_init(&fixed1);
+ } else {
+ result = dns_name_fromstring2(name1, data[i].name1,
+ NULL, 0, NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ }
+ if (data[i].name2[0] == 0) {
+ dns_fixedname_init(&fixed2);
+ } else {
+ result = dns_name_fromstring2(name2, data[i].name2,
+ NULL, 0, NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ }
+ relation = dns_name_fullcompare(name1, name1, &order, &nlabels);
+ assert_int_equal(relation, dns_namereln_equal);
+ assert_int_equal(order, 0);
+ assert_int_equal(nlabels, name1->labels);
+
+ /* Some random initializer */
+ order = 3001;
+ nlabels = 3001;
+
+ relation = dns_name_fullcompare(name1, name2, &order, &nlabels);
+ assert_int_equal(relation, data[i].relation);
+ assert_int_equal(order, data[i].order);
+ assert_int_equal(nlabels, data[i].nlabels);
+ }
+}
+
+static void
+compress_test(dns_name_t *name1, dns_name_t *name2, dns_name_t *name3,
+ unsigned char *expected, unsigned int length,
+ dns_compress_t *cctx, dns_decompress_t *dctx) {
+ isc_buffer_t source;
+ isc_buffer_t target;
+ dns_name_t name;
+ unsigned char buf1[1024];
+ unsigned char buf2[1024];
+
+ isc_buffer_init(&source, buf1, sizeof(buf1));
+ isc_buffer_init(&target, buf2, sizeof(buf2));
+
+ assert_int_equal(dns_name_towire(name1, cctx, &source), ISC_R_SUCCESS);
+
+ assert_int_equal(dns_name_towire(name2, cctx, &source), ISC_R_SUCCESS);
+ assert_int_equal(dns_name_towire(name2, cctx, &source), ISC_R_SUCCESS);
+ assert_int_equal(dns_name_towire(name3, cctx, &source), ISC_R_SUCCESS);
+
+ isc_buffer_setactive(&source, source.used);
+
+ dns_name_init(&name, NULL);
+ RUNTIME_CHECK(dns_name_fromwire(&name, &source, dctx, 0, &target) ==
+ ISC_R_SUCCESS);
+ RUNTIME_CHECK(dns_name_fromwire(&name, &source, dctx, 0, &target) ==
+ ISC_R_SUCCESS);
+ RUNTIME_CHECK(dns_name_fromwire(&name, &source, dctx, 0, &target) ==
+ ISC_R_SUCCESS);
+ RUNTIME_CHECK(dns_name_fromwire(&name, &source, dctx, 0, &target) ==
+ ISC_R_SUCCESS);
+ dns_decompress_invalidate(dctx);
+
+ assert_int_equal(target.used, length);
+ assert_true(memcmp(target.base, expected, target.used) == 0);
+}
+
+/* name compression test */
+ISC_RUN_TEST_IMPL(compression) {
+ unsigned int allowed;
+ dns_compress_t cctx;
+ dns_decompress_t dctx;
+ dns_name_t name1;
+ dns_name_t name2;
+ dns_name_t name3;
+ isc_region_t r;
+ unsigned char plain1[] = "\003yyy\003foo";
+ unsigned char plain2[] = "\003bar\003yyy\003foo";
+ unsigned char plain3[] = "\003xxx\003bar\003foo";
+ unsigned char plain[] = "\003yyy\003foo\0\003bar\003yyy\003foo\0\003"
+ "bar\003yyy\003foo\0\003xxx\003bar\003foo";
+
+ UNUSED(state);
+
+ dns_name_init(&name1, NULL);
+ r.base = plain1;
+ r.length = sizeof(plain1);
+ dns_name_fromregion(&name1, &r);
+
+ dns_name_init(&name2, NULL);
+ r.base = plain2;
+ r.length = sizeof(plain2);
+ dns_name_fromregion(&name2, &r);
+
+ dns_name_init(&name3, NULL);
+ r.base = plain3;
+ r.length = sizeof(plain3);
+ dns_name_fromregion(&name3, &r);
+
+ /* Test 1: NONE */
+ allowed = DNS_COMPRESS_NONE;
+ assert_int_equal(dns_compress_init(&cctx, -1, mctx), ISC_R_SUCCESS);
+ dns_compress_setmethods(&cctx, allowed);
+ dns_decompress_init(&dctx, -1, DNS_DECOMPRESS_STRICT);
+ dns_decompress_setmethods(&dctx, allowed);
+
+ compress_test(&name1, &name2, &name3, plain, sizeof(plain), &cctx,
+ &dctx);
+
+ dns_compress_rollback(&cctx, 0);
+ dns_compress_invalidate(&cctx);
+
+ /* Test2: GLOBAL14 */
+ allowed = DNS_COMPRESS_GLOBAL14;
+ assert_int_equal(dns_compress_init(&cctx, -1, mctx), ISC_R_SUCCESS);
+ dns_compress_setmethods(&cctx, allowed);
+ dns_decompress_init(&dctx, -1, DNS_DECOMPRESS_STRICT);
+ dns_decompress_setmethods(&dctx, allowed);
+
+ compress_test(&name1, &name2, &name3, plain, sizeof(plain), &cctx,
+ &dctx);
+
+ dns_compress_rollback(&cctx, 0);
+ dns_compress_invalidate(&cctx);
+
+ /* Test3: ALL */
+ allowed = DNS_COMPRESS_ALL;
+ assert_int_equal(dns_compress_init(&cctx, -1, mctx), ISC_R_SUCCESS);
+ dns_compress_setmethods(&cctx, allowed);
+ dns_decompress_init(&dctx, -1, DNS_DECOMPRESS_STRICT);
+ dns_decompress_setmethods(&dctx, allowed);
+
+ compress_test(&name1, &name2, &name3, plain, sizeof(plain), &cctx,
+ &dctx);
+
+ dns_compress_rollback(&cctx, 0);
+ dns_compress_invalidate(&cctx);
+
+ /* Test4: NONE disabled */
+ allowed = DNS_COMPRESS_NONE;
+ assert_int_equal(dns_compress_init(&cctx, -1, mctx), ISC_R_SUCCESS);
+ dns_compress_setmethods(&cctx, allowed);
+ dns_compress_disable(&cctx);
+ dns_decompress_init(&dctx, -1, DNS_DECOMPRESS_STRICT);
+ dns_decompress_setmethods(&dctx, allowed);
+
+ compress_test(&name1, &name2, &name3, plain, sizeof(plain), &cctx,
+ &dctx);
+
+ dns_compress_rollback(&cctx, 0);
+ dns_compress_invalidate(&cctx);
+
+ /* Test5: GLOBAL14 disabled */
+ allowed = DNS_COMPRESS_GLOBAL14;
+ assert_int_equal(dns_compress_init(&cctx, -1, mctx), ISC_R_SUCCESS);
+ dns_compress_setmethods(&cctx, allowed);
+ dns_compress_disable(&cctx);
+ dns_decompress_init(&dctx, -1, DNS_DECOMPRESS_STRICT);
+ dns_decompress_setmethods(&dctx, allowed);
+
+ compress_test(&name1, &name2, &name3, plain, sizeof(plain), &cctx,
+ &dctx);
+
+ dns_compress_rollback(&cctx, 0);
+ dns_compress_invalidate(&cctx);
+
+ /* Test6: ALL disabled */
+ allowed = DNS_COMPRESS_ALL;
+ assert_int_equal(dns_compress_init(&cctx, -1, mctx), ISC_R_SUCCESS);
+ dns_compress_setmethods(&cctx, allowed);
+ dns_compress_disable(&cctx);
+ dns_decompress_init(&dctx, -1, DNS_DECOMPRESS_STRICT);
+ dns_decompress_setmethods(&dctx, allowed);
+
+ compress_test(&name1, &name2, &name3, plain, sizeof(plain), &cctx,
+ &dctx);
+
+ dns_compress_rollback(&cctx, 0);
+ dns_compress_invalidate(&cctx);
+}
+
+/* is trust-anchor-telemetry test */
+ISC_RUN_TEST_IMPL(istat) {
+ dns_fixedname_t fixed;
+ dns_name_t *name;
+ isc_result_t result;
+ size_t i;
+ struct {
+ const char *name;
+ bool istat;
+ } data[] = { { ".", false },
+ { "_ta-", false },
+ { "_ta-1234", true },
+ { "_TA-1234", true },
+ { "+TA-1234", false },
+ { "_fa-1234", false },
+ { "_td-1234", false },
+ { "_ta_1234", false },
+ { "_ta-g234", false },
+ { "_ta-1h34", false },
+ { "_ta-12i4", false },
+ { "_ta-123j", false },
+ { "_ta-1234-abcf", true },
+ { "_ta-1234-abcf-ED89", true },
+ { "_ta-12345-abcf-ED89", false },
+ { "_ta-.example", false },
+ { "_ta-1234.example", true },
+ { "_ta-1234-abcf.example", true },
+ { "_ta-1234-abcf-ED89.example", true },
+ { "_ta-12345-abcf-ED89.example", false },
+ { "_ta-1234-abcfe-ED89.example", false },
+ { "_ta-1234-abcf-EcD89.example", false } };
+
+ UNUSED(state);
+
+ name = dns_fixedname_initname(&fixed);
+
+ for (i = 0; i < (sizeof(data) / sizeof(data[0])); i++) {
+ result = dns_name_fromstring(name, data[i].name, 0, NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ assert_int_equal(dns_name_istat(name), data[i].istat);
+ }
+}
+
+/* dns_nane_init */
+ISC_RUN_TEST_IMPL(init) {
+ dns_name_t name;
+ unsigned char offsets[1];
+
+ UNUSED(state);
+
+ dns_name_init(&name, offsets);
+
+ assert_null(name.ndata);
+ assert_int_equal(name.length, 0);
+ assert_int_equal(name.labels, 0);
+ assert_int_equal(name.attributes, 0);
+ assert_ptr_equal(name.offsets, offsets);
+ assert_null(name.buffer);
+}
+
+/* dns_nane_invalidate */
+ISC_RUN_TEST_IMPL(invalidate) {
+ dns_name_t name;
+ unsigned char offsets[1];
+
+ UNUSED(state);
+
+ dns_name_init(&name, offsets);
+ dns_name_invalidate(&name);
+
+ assert_null(name.ndata);
+ assert_int_equal(name.length, 0);
+ assert_int_equal(name.labels, 0);
+ assert_int_equal(name.attributes, 0);
+ assert_null(name.offsets);
+ assert_null(name.buffer);
+}
+
+/* dns_nane_setbuffer/hasbuffer */
+ISC_RUN_TEST_IMPL(buffer) {
+ dns_name_t name;
+ unsigned char buf[BUFSIZ];
+ isc_buffer_t b;
+
+ UNUSED(state);
+
+ isc_buffer_init(&b, buf, BUFSIZ);
+ dns_name_init(&name, NULL);
+ dns_name_setbuffer(&name, &b);
+ assert_ptr_equal(name.buffer, &b);
+ assert_true(dns_name_hasbuffer(&name));
+}
+
+/* dns_nane_isabsolute */
+ISC_RUN_TEST_IMPL(isabsolute) {
+ struct {
+ const char *namestr;
+ bool expect;
+ } testcases[] = { { "x", false },
+ { "a.b.c.d.", true },
+ { "x.z", false } };
+ unsigned int i;
+
+ UNUSED(state);
+
+ for (i = 0; i < (sizeof(testcases) / sizeof(testcases[0])); i++) {
+ isc_result_t result;
+ dns_name_t name;
+ unsigned char data[BUFSIZ];
+ isc_buffer_t b, nb;
+ size_t len;
+
+ len = strlen(testcases[i].namestr);
+ isc_buffer_constinit(&b, testcases[i].namestr, len);
+ isc_buffer_add(&b, len);
+
+ dns_name_init(&name, NULL);
+ isc_buffer_init(&nb, data, BUFSIZ);
+ dns_name_setbuffer(&name, &nb);
+ result = dns_name_fromtext(&name, &b, NULL, 0, NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+
+ assert_int_equal(dns_name_isabsolute(&name),
+ testcases[i].expect);
+ }
+}
+
+/* dns_nane_hash */
+ISC_RUN_TEST_IMPL(hash) {
+ struct {
+ const char *name1;
+ const char *name2;
+ bool expect;
+ bool expecti;
+ } testcases[] = {
+ { "a.b.c.d", "A.B.C.D", true, false },
+ { "a.b.c.d.", "A.B.C.D.", true, false },
+ { "a.b.c.d", "a.b.c.d", true, true },
+ { "A.B.C.D.", "A.B.C.D.", true, false },
+ { "x.y.z.w", "a.b.c.d", false, false },
+ { "x.y.z.w.", "a.b.c.d.", false, false },
+ };
+ unsigned int i;
+
+ UNUSED(state);
+
+ for (i = 0; i < (sizeof(testcases) / sizeof(testcases[0])); i++) {
+ isc_result_t result;
+ dns_fixedname_t f1, f2;
+ dns_name_t *n1, *n2;
+ unsigned int h1, h2;
+
+ n1 = dns_fixedname_initname(&f1);
+ n2 = dns_fixedname_initname(&f2);
+
+ result = dns_name_fromstring2(n1, testcases[i].name1, NULL, 0,
+ NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ result = dns_name_fromstring2(n2, testcases[i].name2, NULL, 0,
+ NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+
+ /* Check case-insensitive hashing first */
+ h1 = dns_name_hash(n1, false);
+ h2 = dns_name_hash(n2, false);
+
+ if (verbose) {
+ print_message("# %s hashes to %u, "
+ "%s to %u, case insensitive\n",
+ testcases[i].name1, h1,
+ testcases[i].name2, h2);
+ }
+
+ assert_int_equal((h1 == h2), testcases[i].expect);
+
+ /* Now case-sensitive */
+ h1 = dns_name_hash(n1, false);
+ h2 = dns_name_hash(n2, false);
+
+ if (verbose) {
+ print_message("# %s hashes to %u, "
+ "%s to %u, case sensitive\n",
+ testcases[i].name1, h1,
+ testcases[i].name2, h2);
+ }
+
+ assert_int_equal((h1 == h2), testcases[i].expect);
+ }
+}
+
+/* dns_nane_issubdomain */
+ISC_RUN_TEST_IMPL(issubdomain) {
+ struct {
+ const char *name1;
+ const char *name2;
+ bool expect;
+ } testcases[] = {
+ { "c.d", "a.b.c.d", false }, { "c.d.", "a.b.c.d.", false },
+ { "b.c.d", "c.d", true }, { "a.b.c.d.", "c.d.", true },
+ { "a.b.c", "a.b.c", true }, { "a.b.c.", "a.b.c.", true },
+ { "x.y.z", "a.b.c", false }
+ };
+ unsigned int i;
+
+ UNUSED(state);
+
+ for (i = 0; i < (sizeof(testcases) / sizeof(testcases[0])); i++) {
+ isc_result_t result;
+ dns_fixedname_t f1, f2;
+ dns_name_t *n1, *n2;
+
+ n1 = dns_fixedname_initname(&f1);
+ n2 = dns_fixedname_initname(&f2);
+
+ result = dns_name_fromstring2(n1, testcases[i].name1, NULL, 0,
+ NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ result = dns_name_fromstring2(n2, testcases[i].name2, NULL, 0,
+ NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+
+ if (verbose) {
+ print_message("# check: %s %s a subdomain of %s\n",
+ testcases[i].name1,
+ testcases[i].expect ? "is" : "is not",
+ testcases[i].name2);
+ }
+
+ assert_int_equal(dns_name_issubdomain(n1, n2),
+ testcases[i].expect);
+ }
+}
+
+/* dns_nane_countlabels */
+ISC_RUN_TEST_IMPL(countlabels) {
+ struct {
+ const char *namestr;
+ unsigned int expect;
+ } testcases[] = {
+ { "c.d", 2 }, { "c.d.", 3 }, { "a.b.c.d.", 5 },
+ { "a.b.c.d", 4 }, { "a.b.c", 3 }, { ".", 1 },
+ };
+ unsigned int i;
+
+ UNUSED(state);
+
+ for (i = 0; i < (sizeof(testcases) / sizeof(testcases[0])); i++) {
+ isc_result_t result;
+ dns_fixedname_t fname;
+ dns_name_t *name;
+
+ name = dns_fixedname_initname(&fname);
+
+ result = dns_name_fromstring2(name, testcases[i].namestr, NULL,
+ 0, NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+
+ if (verbose) {
+ print_message("# %s: expect %u labels\n",
+ testcases[i].namestr,
+ testcases[i].expect);
+ }
+
+ assert_int_equal(dns_name_countlabels(name),
+ testcases[i].expect);
+ }
+}
+
+/* dns_nane_getlabel */
+ISC_RUN_TEST_IMPL(getlabel) {
+ struct {
+ const char *name1;
+ unsigned int pos1;
+ const char *name2;
+ unsigned int pos2;
+ } testcases[] = {
+ { "c.d", 1, "a.b.c.d", 3 },
+ { "a.b.c.d", 3, "c.d", 1 },
+ { "a.b.c.", 3, "A.B.C.", 3 },
+ };
+ unsigned int i;
+
+ UNUSED(state);
+
+ for (i = 0; i < (sizeof(testcases) / sizeof(testcases[0])); i++) {
+ isc_result_t result;
+ dns_fixedname_t f1, f2;
+ dns_name_t *n1, *n2;
+ dns_label_t l1, l2;
+ unsigned int j;
+
+ n1 = dns_fixedname_initname(&f1);
+ n2 = dns_fixedname_initname(&f2);
+
+ result = dns_name_fromstring2(n1, testcases[i].name1, NULL, 0,
+ NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ result = dns_name_fromstring2(n2, testcases[i].name2, NULL, 0,
+ NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+
+ dns_name_getlabel(n1, testcases[i].pos1, &l1);
+ dns_name_getlabel(n2, testcases[i].pos2, &l2);
+ assert_int_equal(l1.length, l2.length);
+
+ for (j = 0; j < l1.length; j++) {
+ assert_int_equal(l1.base[j], l2.base[j]);
+ }
+ }
+}
+
+/* dns_nane_getlabelsequence */
+ISC_RUN_TEST_IMPL(getlabelsequence) {
+ struct {
+ const char *name1;
+ unsigned int pos1;
+ const char *name2;
+ unsigned int pos2;
+ unsigned int range;
+ } testcases[] = {
+ { "c.d", 1, "a.b.c.d", 3, 1 },
+ { "a.b.c.d.e", 2, "c.d", 0, 2 },
+ { "a.b.c", 0, "a.b.c", 0, 3 },
+ };
+ unsigned int i;
+
+ UNUSED(state);
+
+ for (i = 0; i < (sizeof(testcases) / sizeof(testcases[0])); i++) {
+ isc_result_t result;
+ dns_name_t t1, t2;
+ dns_fixedname_t f1, f2;
+ dns_name_t *n1, *n2;
+
+ /* target names */
+ dns_name_init(&t1, NULL);
+ dns_name_init(&t2, NULL);
+
+ /* source names */
+ n1 = dns_fixedname_initname(&f1);
+ n2 = dns_fixedname_initname(&f2);
+
+ result = dns_name_fromstring2(n1, testcases[i].name1, NULL, 0,
+ NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ result = dns_name_fromstring2(n2, testcases[i].name2, NULL, 0,
+ NULL);
+ assert_int_equal(result, ISC_R_SUCCESS);
+
+ dns_name_getlabelsequence(n1, testcases[i].pos1,
+ testcases[i].range, &t1);
+ dns_name_getlabelsequence(n2, testcases[i].pos2,
+ testcases[i].range, &t2);
+
+ assert_true(dns_name_equal(&t1, &t2));
+ }
+}
+
+#ifdef DNS_BENCHMARK_TESTS
+
+/*
+ * XXXMUKS: Don't delete this code. It is useful in benchmarking the
+ * name parser, but we don't require it as part of the unit test runs.
+ */
+
+/* Benchmark dns_name_fromwire() implementation */
+
+ISC_RUN_TEST_IMPL(fromwire_thread(void *arg) {
+ unsigned int maxval = 32000000;
+ uint8_t data[] = { 3, 'w', 'w', 'w', 7, 'e', 'x',
+ 'a', 'm', 'p', 'l', 'e', 7, 'i',
+ 'n', 'v', 'a', 'l', 'i', 'd', 0 };
+ unsigned char output_data[DNS_NAME_MAXWIRE];
+ isc_buffer_t source, target;
+ unsigned int i;
+ dns_decompress_t dctx;
+
+ UNUSED(arg);
+
+ dns_decompress_init(&dctx, -1, DNS_DECOMPRESS_STRICT);
+ dns_decompress_setmethods(&dctx, DNS_COMPRESS_NONE);
+
+ isc_buffer_init(&source, data, sizeof(data));
+ isc_buffer_add(&source, sizeof(data));
+ isc_buffer_init(&target, output_data, sizeof(output_data));
+
+ /* Parse 32 million names in each thread */
+ for (i = 0; i < maxval; i++) {
+ dns_name_t name;
+
+ isc_buffer_clear(&source);
+ isc_buffer_clear(&target);
+ isc_buffer_add(&source, sizeof(data));
+ isc_buffer_setactive(&source, sizeof(data));
+
+ dns_name_init(&name, NULL);
+ (void)dns_name_fromwire(&name, &source, &dctx, 0, &target);
+ }
+
+ return (NULL);
+}
+
+ISC_RUN_TEST_IMPL(benchmark) {
+ isc_result_t result;
+ unsigned int i;
+ isc_time_t ts1, ts2;
+ double t;
+ unsigned int nthreads;
+ isc_thread_t threads[32];
+
+ UNUSED(state);
+
+ debug_mem_record = false;
+
+ result = isc_time_now(&ts1);
+ assert_int_equal(result, ISC_R_SUCCESS);
+
+ nthreads = ISC_MIN(isc_os_ncpus(), 32);
+ nthreads = ISC_MAX(nthreads, 1);
+ for (i = 0; i < nthreads; i++) {
+ isc_thread_create(fromwire_thread, NULL, &threads[i]);
+ }
+
+ for (i = 0; i < nthreads; i++) {
+ isc_thread_join(threads[i], NULL);
+ }
+
+ result = isc_time_now(&ts2);
+ assert_int_equal(result, ISC_R_SUCCESS);
+
+ t = isc_time_microdiff(&ts2, &ts1);
+
+ printf("%u dns_name_fromwire() calls, %f seconds, %f calls/second\n",
+ nthreads * 32000000, t / 1000000.0,
+ (nthreads * 32000000) / (t / 1000000.0));
+}
+
+#endif /* DNS_BENCHMARK_TESTS */
+
+ISC_TEST_LIST_START
+ISC_TEST_ENTRY(fullcompare)
+ISC_TEST_ENTRY(compression)
+ISC_TEST_ENTRY(istat)
+ISC_TEST_ENTRY(init)
+ISC_TEST_ENTRY(invalidate)
+ISC_TEST_ENTRY(buffer)
+ISC_TEST_ENTRY(isabsolute)
+ISC_TEST_ENTRY(hash)
+ISC_TEST_ENTRY(issubdomain)
+ISC_TEST_ENTRY(countlabels)
+ISC_TEST_ENTRY(getlabel)
+ISC_TEST_ENTRY(getlabelsequence)
+#ifdef DNS_BENCHMARK_TESTS
+ISC_TEST_ENTRY(benchmark)
+#endif /* DNS_BENCHMARK_TESTS */
+ISC_TEST_LIST_END
+
+ISC_TEST_MAIN
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-17 09:59:12 +0000