Adding upstream version 1:9.16.44.upstream/1%9.16.44

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 241 insertions, 0 deletions

diff --git a/bin/tests/system/feature-test.c b/bin/tests/system/feature-test.c
new file mode 100644
index 0000000..e502ee9
--- /dev/null
+++ b/bin/tests/system/feature-test.c
@@ -0,0 +1,241 @@
+/*
+ * 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 <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include <isc/md.h>
+#include <isc/net.h>
+#include <isc/print.h>
+#include <isc/util.h>
+
+#include <dns/edns.h>
+
+#ifdef WIN32
+#include <Winsock2.h>
+#endif /* ifdef WIN32 */
+
+#ifndef _POSIX_HOST_NAME_MAX
+#define _POSIX_HOST_NAME_MAX 255
+#endif
+
+static void
+usage() {
+	fprintf(stderr, "usage: feature-test <arg>\n");
+	fprintf(stderr, "args:\n");
+	fprintf(stderr, "\t--edns-version\n");
+	fprintf(stderr, "\t--enable-dnsrps\n");
+	fprintf(stderr, "\t--enable-dnstap\n");
+	fprintf(stderr, "\t--gethostname\n");
+	fprintf(stderr, "\t--gssapi\n");
+	fprintf(stderr, "\t--have-dlopen\n");
+	fprintf(stderr, "\t--have-geoip2\n");
+	fprintf(stderr, "\t--have-json-c\n");
+	fprintf(stderr, "\t--have-libxml2\n");
+	fprintf(stderr, "\t--ipv6only=no\n");
+	fprintf(stderr, "\t--md5\n");
+	fprintf(stderr, "\t--tsan\n");
+	fprintf(stderr, "\t--with-dlz-filesystem\n");
+	fprintf(stderr, "\t--with-idn\n");
+	fprintf(stderr, "\t--with-lmdb\n");
+	fprintf(stderr, "\t--with-zlib\n");
+}
+
+int
+main(int argc, char **argv) {
+	if (argc != 2) {
+		usage();
+		return (1);
+	}
+
+	if (strcmp(argv[1], "--edns-version") == 0) {
+#ifdef DNS_EDNS_VERSION
+		printf("%d\n", DNS_EDNS_VERSION);
+#else  /* ifdef DNS_EDNS_VERSION */
+		printf("0\n");
+#endif /* ifdef DNS_EDNS_VERSION */
+		return (0);
+	}
+
+	if (strcmp(argv[1], "--enable-dnsrps") == 0) {
+#ifdef USE_DNSRPS
+		return (0);
+#else  /* ifdef USE_DNSRPS */
+		return (1);
+#endif /* ifdef USE_DNSRPS */
+	}
+
+	if (strcmp(argv[1], "--enable-dnstap") == 0) {
+#ifdef HAVE_DNSTAP
+		return (0);
+#else  /* ifdef HAVE_DNSTAP */
+		return (1);
+#endif /* ifdef HAVE_DNSTAP */
+	}
+
+	if (strcmp(argv[1], "--gethostname") == 0) {
+		char hostname[_POSIX_HOST_NAME_MAX + 1];
+		int n;
+#ifdef WIN32
+		/* From InitSocket() */
+		WORD wVersionRequested;
+		WSADATA wsaData;
+		int err;
+
+		wVersionRequested = MAKEWORD(2, 0);
+		err = WSAStartup(wVersionRequested, &wsaData);
+		if (err != 0) {
+			fprintf(stderr, "WSAStartup() failed: %d\n", err);
+			exit(1);
+		}
+#endif /* ifdef WIN32 */
+
+		n = gethostname(hostname, sizeof(hostname));
+		if (n == -1) {
+			perror("gethostname");
+			return (1);
+		}
+		fprintf(stdout, "%s\n", hostname);
+#ifdef WIN32
+		WSACleanup();
+#endif /* ifdef WIN32 */
+		return (0);
+	}
+
+	if (strcmp(argv[1], "--gssapi") == 0) {
+#if defined(GSSAPI)
+		return (0);
+#else  /* if defined(GSSAPI) */
+		return (1);
+#endif /* if defined(GSSAPI) */
+	}
+
+	if (strcmp(argv[1], "--have-dlopen") == 0) {
+#if defined(HAVE_DLOPEN) && defined(ISC_DLZ_DLOPEN)
+		return (0);
+#else  /* if defined(HAVE_DLOPEN) && defined(ISC_DLZ_DLOPEN) */
+		return (1);
+#endif /* if defined(HAVE_DLOPEN) && defined(ISC_DLZ_DLOPEN) */
+	}
+
+	if (strcmp(argv[1], "--have-geoip2") == 0) {
+#ifdef HAVE_GEOIP2
+		return (0);
+#else  /* ifdef HAVE_GEOIP2 */
+		return (1);
+#endif /* ifdef HAVE_GEOIP2 */
+	}
+
+	if (strcmp(argv[1], "--have-json-c") == 0) {
+#ifdef HAVE_JSON_C
+		return (0);
+#else  /* ifdef HAVE_JSON_C */
+		return (1);
+#endif /* ifdef HAVE_JSON_C */
+	}
+
+	if (strcmp(argv[1], "--have-libxml2") == 0) {
+#ifdef HAVE_LIBXML2
+		return (0);
+#else  /* ifdef HAVE_LIBXML2 */
+		return (1);
+#endif /* ifdef HAVE_LIBXML2 */
+	}
+
+	if (strcmp(argv[1], "--ipv6only=no") == 0) {
+#ifdef WIN32
+		return (0);
+#elif defined(IPPROTO_IPV6) && defined(IPV6_V6ONLY)
+		int s;
+		int n = -1;
+		int v6only = -1;
+		socklen_t len = sizeof(v6only);
+
+		s = socket(AF_INET6, SOCK_DGRAM, IPPROTO_UDP);
+		if (s >= 0) {
+			n = getsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY,
+				       (void *)&v6only, &len);
+			close(s);
+		}
+		return ((n == 0 && v6only == 0) ? 0 : 1);
+#else  /* ifdef WIN32 */
+		return (1);
+#endif /* ifdef WIN32 */
+	}
+
+	if (strcmp(argv[1], "--md5") == 0) {
+		unsigned char digest[ISC_MAX_MD_SIZE];
+		const unsigned char test[] = "test";
+		unsigned int size = sizeof(digest);
+
+		if (isc_md(ISC_MD_MD5, test, sizeof(test), digest, &size) ==
+		    ISC_R_SUCCESS)
+		{
+			return (0);
+		} else {
+			return (1);
+		}
+	}
+
+	if (strcmp(argv[1], "--tsan") == 0) {
+#if defined(__has_feature)
+#if __has_feature(thread_sanitizer)
+		return (0);
+#endif
+#endif
+#if __SANITIZE_THREAD__
+		return (0);
+#else
+		return (1);
+#endif
+	}
+
+	if (strcmp(argv[1], "--with-dlz-filesystem") == 0) {
+#ifdef DLZ_FILESYSTEM
+		return (0);
+#else  /* ifdef DLZ_FILESYSTEM */
+		return (1);
+#endif /* ifdef DLZ_FILESYSTEM */
+	}
+
+	if (strcmp(argv[1], "--with-idn") == 0) {
+#ifdef HAVE_LIBIDN2
+		return (0);
+#else  /* ifdef HAVE_LIBIDN2 */
+		return (1);
+#endif /* ifdef HAVE_LIBIDN2 */
+	}
+
+	if (strcmp(argv[1], "--with-lmdb") == 0) {
+#ifdef HAVE_LMDB
+		return (0);
+#else  /* ifdef HAVE_LMDB */
+		return (1);
+#endif /* ifdef HAVE_LMDB */
+	}
+
+	if (strcmp(argv[1], "--with-zlib") == 0) {
+#ifdef HAVE_ZLIB
+		return (0);
+#else  /* ifdef HAVE_ZLIB */
+		return (1);
+#endif /* ifdef HAVE_ZLIB */
+	}
+
+	fprintf(stderr, "unknown arg: %s\n", argv[1]);
+	usage();
+	return (1);
+}