move libevent into base

third_party/libevent/test/regress_dns.c

Index: third_party/libevent/test/regress_dns.c
diff --git a/third_party/libevent/test/regress_dns.c b/third_party/libevent/test/regress_dns.c
deleted file mode 100644
index 129cdad498f339a6a3f30ace628d097f9197451e..0000000000000000000000000000000000000000
--- a/third_party/libevent/test/regress_dns.c
+++ /dev/null
@@ -1,376 +0,0 @@
-/*
- * Copyright (c) 2003-2006 Niels Provos <provos@citi.umich.edu>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- *    derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifdef WIN32
-#include <winsock2.h>
-#include <windows.h>
-#endif
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#ifdef HAVE_SYS_TIME_H
-#include <sys/time.h>
-#endif
-#include <sys/queue.h>
-#ifndef WIN32
-#include <sys/socket.h>
-#include <signal.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <unistd.h>
-#endif
-#ifdef HAVE_NETINET_IN6_H
-#include <netinet/in6.h>
-#endif
-#ifdef HAVE_NETDB_H
-#include <netdb.h>
-#endif
-#include <fcntl.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-
-#include "event.h"
-#include "evdns.h"
-#include "log.h"
-
-static int dns_ok = 0;
-static int dns_err = 0;
-
-void dns_suite(void);
-
-static void
-dns_gethostbyname_cb(int result, char type, int count, int ttl,
-    void *addresses, void *arg)
-{
-	dns_ok = dns_err = 0;
-
-	if (result == DNS_ERR_TIMEOUT) {
-		fprintf(stdout, "[Timed out] ");
-		dns_err = result;
-		goto out;
-	}
-
-	if (result != DNS_ERR_NONE) {
-		fprintf(stdout, "[Error code %d] ", result);
-		goto out;
-	}
-
-	fprintf(stderr, "type: %d, count: %d, ttl: %d: ", type, count, ttl);
-
-	switch (type) {
-	case DNS_IPv6_AAAA: {
-#if defined(HAVE_STRUCT_IN6_ADDR) && defined(HAVE_INET_NTOP) && defined(INET6_ADDRSTRLEN)
-		struct in6_addr *in6_addrs = addresses;
-		char buf[INET6_ADDRSTRLEN+1];
-		int i;
-		/* a resolution that's not valid does not help */
-		if (ttl < 0)
-			goto out;
-		for (i = 0; i < count; ++i) {
-			const char *b = inet_ntop(AF_INET6, &in6_addrs[i], buf,sizeof(buf));
-			if (b)
-				fprintf(stderr, "%s ", b);
-			else
-				fprintf(stderr, "%s ", strerror(errno));
-		}
-#endif
-		break;
-	}
-	case DNS_IPv4_A: {
-		struct in_addr *in_addrs = addresses;
-		int i;
-		/* a resolution that's not valid does not help */
-		if (ttl < 0)
-			goto out;
-		for (i = 0; i < count; ++i)
-			fprintf(stderr, "%s ", inet_ntoa(in_addrs[i]));
-		break;
-	}
-	case DNS_PTR:
-		/* may get at most one PTR */
-		if (count != 1)
-			goto out;
-
-		fprintf(stderr, "%s ", *(char **)addresses);
-		break;
-	default:
-		goto out;
-	}
-
-	dns_ok = type;
-
-out:
-	event_loopexit(NULL);
-}
-
-static void
-dns_gethostbyname(void)
-{
-	fprintf(stdout, "Simple DNS resolve: ");
-	dns_ok = 0;
-	evdns_resolve_ipv4("www.monkey.org", 0, dns_gethostbyname_cb, NULL);
-	event_dispatch();
-
-	if (dns_ok == DNS_IPv4_A) {
-		fprintf(stdout, "OK\n");
-	} else {
-		fprintf(stdout, "FAILED\n");
-		exit(1);
-	}
-}
-
-static void
-dns_gethostbyname6(void)
-{
-	fprintf(stdout, "IPv6 DNS resolve: ");
-	dns_ok = 0;
-	evdns_resolve_ipv6("www.ietf.org", 0, dns_gethostbyname_cb, NULL);
-	event_dispatch();
-
-	if (dns_ok == DNS_IPv6_AAAA) {
-		fprintf(stdout, "OK\n");
-	} else if (!dns_ok && dns_err == DNS_ERR_TIMEOUT) {
-		fprintf(stdout, "SKIPPED\n");
-	} else {
-		fprintf(stdout, "FAILED (%d)\n", dns_ok);
-		exit(1);
-	}
-}
-
-static void
-dns_gethostbyaddr(void)
-{
-	struct in_addr in;
-	in.s_addr = htonl(0x7f000001ul); /* 127.0.0.1 */
-	fprintf(stdout, "Simple reverse DNS resolve: ");
-	dns_ok = 0;
-	evdns_resolve_reverse(&in, 0, dns_gethostbyname_cb, NULL);
-	event_dispatch();
-
-	if (dns_ok == DNS_PTR) {
-		fprintf(stdout, "OK\n");
-	} else {
-		fprintf(stdout, "FAILED\n");
-		exit(1);
-	}
-}
-
-static int n_server_responses = 0;
-
-static void
-dns_server_request_cb(struct evdns_server_request *req, void *data)
-{
-	int i, r;
-	const char TEST_ARPA[] = "11.11.168.192.in-addr.arpa";
-	for (i = 0; i < req->nquestions; ++i) {
-		struct in_addr ans;
-		ans.s_addr = htonl(0xc0a80b0bUL); /* 192.168.11.11 */
-		if (req->questions[i]->type == EVDNS_TYPE_A &&
-			req->questions[i]->dns_question_class == EVDNS_CLASS_INET &&
-			!strcmp(req->questions[i]->name, "zz.example.com")) {
-			r = evdns_server_request_add_a_reply(req, "zz.example.com",
-												 1, &ans.s_addr, 12345);
-			if (r<0)
-				dns_ok = 0;
-		} else if (req->questions[i]->type == EVDNS_TYPE_AAAA &&
-				   req->questions[i]->dns_question_class == EVDNS_CLASS_INET &&
-				   !strcmp(req->questions[i]->name, "zz.example.com")) {
-			char addr6[17] = "abcdefghijklmnop";
-			r = evdns_server_request_add_aaaa_reply(req, "zz.example.com",
-												 1, addr6, 123);
-			if (r<0)
-				dns_ok = 0;
-		} else if (req->questions[i]->type == EVDNS_TYPE_PTR &&
-				   req->questions[i]->dns_question_class == EVDNS_CLASS_INET &&
-				   !strcmp(req->questions[i]->name, TEST_ARPA)) {
-			r = evdns_server_request_add_ptr_reply(req, NULL, TEST_ARPA,
-					   "ZZ.EXAMPLE.COM", 54321);
-			if (r<0)
-				dns_ok = 0;
-		} else {
-			fprintf(stdout, "Unexpected question %d %d \"%s\" ",
-					req->questions[i]->type,
-					req->questions[i]->dns_question_class,
-					req->questions[i]->name);
-			dns_ok = 0;
-		}
-	}
-	r = evdns_server_request_respond(req, 0);
-	if (r<0) {
-		fprintf(stdout, "Couldn't send reply. ");
-		dns_ok = 0;
-	}
-}
-
-static void
-dns_server_gethostbyname_cb(int result, char type, int count, int ttl,
-							void *addresses, void *arg)
-{
-	if (result != DNS_ERR_NONE) {
-		fprintf(stdout, "Unexpected result %d. ", result);
-		dns_ok = 0;
-		goto out;
-	}
-	if (count != 1) {
-		fprintf(stdout, "Unexpected answer count %d. ", count);
-		dns_ok = 0;
-		goto out;
-	}
-	switch (type) {
-	case DNS_IPv4_A: {
-		struct in_addr *in_addrs = addresses;
-		if (in_addrs[0].s_addr != htonl(0xc0a80b0bUL) || ttl != 12345) {
-			fprintf(stdout, "Bad IPv4 response \"%s\" %d. ",
-					inet_ntoa(in_addrs[0]), ttl);
-			dns_ok = 0;
-			goto out;
-		}
-		break;
-	}
-	case DNS_IPv6_AAAA: {
-#if defined (HAVE_STRUCT_IN6_ADDR) && defined(HAVE_INET_NTOP) && defined(INET6_ADDRSTRLEN)
-		struct in6_addr *in6_addrs = addresses;
-		char buf[INET6_ADDRSTRLEN+1];
-		if (memcmp(&in6_addrs[0].s6_addr, "abcdefghijklmnop", 16)
-			|| ttl != 123) {
-			const char *b = inet_ntop(AF_INET6, &in6_addrs[0],buf,sizeof(buf));
-			fprintf(stdout, "Bad IPv6 response \"%s\" %d. ", b, ttl);
-			dns_ok = 0;
-			goto out;
-		}
-#endif
-		break;
-	}
-	case DNS_PTR: {
-		char **addrs = addresses;
-		if (strcmp(addrs[0], "ZZ.EXAMPLE.COM") || ttl != 54321) {
-			fprintf(stdout, "Bad PTR response \"%s\" %d. ",
-					addrs[0], ttl);
-			dns_ok = 0;
-			goto out;
-		}
-		break;
-	}
-	default:
-		fprintf(stdout, "Bad response type %d. ", type);
-		dns_ok = 0;
-	}
-
- out:
-	if (++n_server_responses == 3) {
-		event_loopexit(NULL);
-	}
-}
-
-static void
-dns_server(void)
-{
-	int sock;
-	struct sockaddr_in my_addr;
-	struct evdns_server_port *port;
-	struct in_addr resolve_addr;
-
-	dns_ok = 1;
-	fprintf(stdout, "DNS server support: ");
-
-	/* Add ourself as the only nameserver, and make sure we really are
-	 * the only nameserver. */
-	evdns_nameserver_ip_add("127.0.0.1:35353");
-	if (evdns_count_nameservers() != 1) {
-		fprintf(stdout, "Couldn't set up.\n");
-		exit(1);
-	}
-
-	/* Now configure a nameserver port. */
-	sock = socket(AF_INET, SOCK_DGRAM, 0);
-	if (sock == -1) {
-		perror("socket");
-		exit(1);
-	}
-#ifdef WIN32
-	{
-		u_long nonblocking = 1;
-		ioctlsocket(sock, FIONBIO, &nonblocking);
-	}
-#else
-	fcntl(sock, F_SETFL, O_NONBLOCK);
-#endif
-	memset(&my_addr, 0, sizeof(my_addr));
-	my_addr.sin_family = AF_INET;
-	my_addr.sin_port = htons(35353);
-	my_addr.sin_addr.s_addr = htonl(0x7f000001UL);
-	if (bind(sock, (struct sockaddr*)&my_addr, sizeof(my_addr)) < 0) {
-		perror("bind");
-		exit (1);
-	}
-	port = evdns_add_server_port(sock, 0, dns_server_request_cb, NULL);
-
-	/* Send two queries. */
-	evdns_resolve_ipv4("zz.example.com", DNS_QUERY_NO_SEARCH,
-					   dns_server_gethostbyname_cb, NULL);
-	evdns_resolve_ipv6("zz.example.com", DNS_QUERY_NO_SEARCH,
-					   dns_server_gethostbyname_cb, NULL);
-	resolve_addr.s_addr = htonl(0xc0a80b0bUL); /* 192.168.11.11 */
-	evdns_resolve_reverse(&resolve_addr, 0,
-						  dns_server_gethostbyname_cb, NULL);
-
-	event_dispatch();
-
-	if (dns_ok) {
-		fprintf(stdout, "OK\n");
-	} else {
-		fprintf(stdout, "FAILED\n");
-		exit(1);
-	}
-
-	evdns_close_server_port(port);
-	evdns_shutdown(0); /* remove ourself as nameserver. */
-#ifdef WIN32
-	closesocket(sock);
-#else
-	close(sock);
-#endif
-}
-
-void
-dns_suite(void)
-{
-	dns_server(); /* Do this before we call evdns_init. */
-
-	evdns_init();
-	dns_gethostbyname();
-	dns_gethostbyname6();
-	dns_gethostbyaddr();
-
-	evdns_shutdown(0);
-}