2 * Copyright (c) 2009-2010 Nick Mathewson and Niels Provos
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * 3. The name of the author may not be used to endorse or promote products
13 * derived from this software without specific prior written permission.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 #include "event2/event-config.h"
34 #include <sys/types.h>
37 #include <sys/socket.h>
38 #include <netinet/in.h>
39 #include <arpa/inet.h>
42 #ifdef _EVENT_HAVE_NETINET_IN6_H
43 #include <netinet/in6.h>
45 #ifdef _EVENT_HAVE_SYS_WAIT_H
53 #include "event2/event.h"
54 #include "event2/util.h"
55 #include "../ipv6-internal.h"
56 #include "../util-internal.h"
57 #include "../log-internal.h"
58 #include "../strlcpy-internal.h"
62 enum entry_status { NORMAL, CANONICAL, BAD };
64 /* This is a big table of results we expect from generating and parsing */
65 static struct ipv4_entry {
68 enum entry_status status;
70 { "1.2.3.4", 0x01020304u, CANONICAL },
71 { "255.255.255.255", 0xffffffffu, CANONICAL },
72 { "256.0.0.0", 0, BAD },
74 { "1.2.3.4.5", 0, BAD },
75 { "176.192.208.244", 0xb0c0d0f4, CANONICAL },
79 static struct ipv6_entry {
82 enum entry_status status;
84 { "::", { 0, 0, 0, 0, }, CANONICAL },
85 { "0:0:0:0:0:0:0:0", { 0, 0, 0, 0, }, NORMAL },
86 { "::1", { 0, 0, 0, 1, }, CANONICAL },
87 { "::1.2.3.4", { 0, 0, 0, 0x01020304, }, CANONICAL },
88 { "ffff:1::", { 0xffff0001u, 0, 0, 0, }, CANONICAL },
89 { "ffff:0000::", { 0xffff0000u, 0, 0, 0, }, NORMAL },
90 { "ffff::1234", { 0xffff0000u, 0, 0, 0x1234, }, CANONICAL },
91 { "0102::1.2.3.4", {0x01020000u, 0, 0, 0x01020304u }, NORMAL },
92 { "::9:c0a8:1:1", { 0, 0, 0x0009c0a8u, 0x00010001u }, CANONICAL },
93 { "::ffff:1.2.3.4", { 0, 0, 0x000ffffu, 0x01020304u }, CANONICAL },
94 { "FFFF::", { 0xffff0000u, 0, 0, 0 }, NORMAL },
95 { "foobar.", { 0, 0, 0, 0 }, BAD },
96 { "foobar", { 0, 0, 0, 0 }, BAD },
97 { "fo:obar", { 0, 0, 0, 0 }, BAD },
98 { "ffff", { 0, 0, 0, 0 }, BAD },
99 { "fffff::", { 0, 0, 0, 0 }, BAD },
100 { "fffff::", { 0, 0, 0, 0 }, BAD },
101 { "::1.0.1.1000", { 0, 0, 0, 0 }, BAD },
102 { "1:2:33333:4::", { 0, 0, 0, 0 }, BAD },
103 { "1:2:3:4:5:6:7:8:9", { 0, 0, 0, 0 }, BAD },
104 { "1::2::3", { 0, 0, 0, 0 }, BAD },
105 { ":::1", { 0, 0, 0, 0 }, BAD },
106 { NULL, { 0, 0, 0, 0, }, BAD },
110 regress_ipv4_parse(void *ptr)
113 for (i = 0; ipv4_entries[i].addr; ++i) {
115 struct ipv4_entry *ent = &ipv4_entries[i];
118 r = evutil_inet_pton(AF_INET, ent->addr, &in);
120 if (ent->status != BAD) {
121 TT_FAIL(("%s did not parse, but it's a good address!",
126 if (ent->status == BAD) {
127 TT_FAIL(("%s parsed, but we expected an error", ent->addr));
130 if (ntohl(in.s_addr) != ent->res) {
131 TT_FAIL(("%s parsed to %lx, but we expected %lx", ent->addr,
132 (unsigned long)ntohl(in.s_addr),
133 (unsigned long)ent->res));
136 if (ent->status == CANONICAL) {
137 const char *w = evutil_inet_ntop(AF_INET, &in, written,
140 TT_FAIL(("Tried to write out %s; got NULL.", ent->addr));
143 if (strcmp(written, ent->addr)) {
144 TT_FAIL(("Tried to write out %s; got %s",
145 ent->addr, written));
155 regress_ipv6_parse(void *ptr)
160 for (i = 0; ipv6_entries[i].addr; ++i) {
162 struct ipv6_entry *ent = &ipv6_entries[i];
165 r = evutil_inet_pton(AF_INET6, ent->addr, &in6);
167 if (ent->status != BAD)
168 TT_FAIL(("%s did not parse, but it's a good address!",
172 if (ent->status == BAD) {
173 TT_FAIL(("%s parsed, but we expected an error", ent->addr));
176 for (j = 0; j < 4; ++j) {
177 /* Can't use s6_addr32 here; some don't have it. */
179 (in6.s6_addr[j*4 ] << 24) |
180 (in6.s6_addr[j*4+1] << 16) |
181 (in6.s6_addr[j*4+2] << 8) |
182 (in6.s6_addr[j*4+3]);
183 if (u != ent->res[j]) {
184 TT_FAIL(("%s did not parse as expected.", ent->addr));
188 if (ent->status == CANONICAL) {
189 const char *w = evutil_inet_ntop(AF_INET6, &in6, written,
192 TT_FAIL(("Tried to write out %s; got NULL.", ent->addr));
195 if (strcmp(written, ent->addr)) {
196 TT_FAIL(("Tried to write out %s; got %s", ent->addr, written));
203 TT_BLATHER(("Skipping IPv6 address parsing."));
207 static struct sa_port_ent {
213 { "[ffff::1]:1000", AF_INET6, "ffff::1", 1000 },
214 { "[ffff::1]", AF_INET6, "ffff::1", 0 },
215 { "[ffff::1", 0, NULL, 0 },
216 { "[ffff::1]:65599", 0, NULL, 0 },
217 { "[ffff::1]:0", 0, NULL, 0 },
218 { "[ffff::1]:-1", 0, NULL, 0 },
219 { "::1", AF_INET6, "::1", 0 },
220 { "1:2::1", AF_INET6, "1:2::1", 0 },
221 { "192.168.0.1:50", AF_INET, "192.168.0.1", 50 },
222 { "1.2.3.4", AF_INET, "1.2.3.4", 0 },
223 { NULL, 0, NULL, 0 },
227 regress_sockaddr_port_parse(void *ptr)
229 struct sockaddr_storage ss;
232 for (i = 0; sa_port_ents[i].parse; ++i) {
233 struct sa_port_ent *ent = &sa_port_ents[i];
234 int len = sizeof(ss);
235 memset(&ss, 0, sizeof(ss));
236 r = evutil_parse_sockaddr_port(ent->parse, (struct sockaddr*)&ss, &len);
239 TT_FAIL(("Couldn't parse %s!", ent->parse));
241 } else if (! ent->safamily) {
242 TT_FAIL(("Shouldn't have been able to parse %s!", ent->parse));
245 if (ent->safamily == AF_INET) {
246 struct sockaddr_in sin;
247 memset(&sin, 0, sizeof(sin));
248 #ifdef _EVENT_HAVE_STRUCT_SOCKADDR_IN_SIN_LEN
249 sin.sin_len = sizeof(sin);
251 sin.sin_family = AF_INET;
252 sin.sin_port = htons(ent->port);
253 r = evutil_inet_pton(AF_INET, ent->addr, &sin.sin_addr);
255 TT_FAIL(("Couldn't parse ipv4 target %s.", ent->addr));
256 } else if (memcmp(&sin, &ss, sizeof(sin))) {
257 TT_FAIL(("Parse for %s was not as expected.", ent->parse));
258 } else if (len != sizeof(sin)) {
259 TT_FAIL(("Length for %s not as expected.",ent->parse));
262 struct sockaddr_in6 sin6;
263 memset(&sin6, 0, sizeof(sin6));
264 #ifdef _EVENT_HAVE_STRUCT_SOCKADDR_IN6_SIN6_LEN
265 sin6.sin6_len = sizeof(sin6);
267 sin6.sin6_family = AF_INET6;
268 sin6.sin6_port = htons(ent->port);
269 r = evutil_inet_pton(AF_INET6, ent->addr, &sin6.sin6_addr);
271 TT_FAIL(("Couldn't parse ipv6 target %s.", ent->addr));
272 } else if (memcmp(&sin6, &ss, sizeof(sin6))) {
273 TT_FAIL(("Parse for %s was not as expected.", ent->parse));
274 } else if (len != sizeof(sin6)) {
275 TT_FAIL(("Length for %s not as expected.",ent->parse));
283 regress_sockaddr_port_format(void *ptr)
285 struct sockaddr_storage ss;
292 r = evutil_parse_sockaddr_port("192.168.1.1:80",
293 (struct sockaddr*)&ss, &len);
295 cp = evutil_format_sockaddr_port(
296 (struct sockaddr*)&ss, cbuf, sizeof(cbuf));
297 tt_ptr_op(cp,==,cbuf);
298 tt_str_op(cp,==,"192.168.1.1:80");
301 r = evutil_parse_sockaddr_port("[ff00::8010]:999",
302 (struct sockaddr*)&ss, &len);
304 cp = evutil_format_sockaddr_port(
305 (struct sockaddr*)&ss, cbuf, sizeof(cbuf));
306 tt_ptr_op(cp,==,cbuf);
307 tt_str_op(cp,==,"[ff00::8010]:999");
310 cp = evutil_format_sockaddr_port(
311 (struct sockaddr*)&ss, cbuf, sizeof(cbuf));
312 tt_ptr_op(cp,==,cbuf);
313 tt_str_op(cp,==,"<addr with socktype 99>");
318 static struct sa_pred_ent {
322 } sa_pred_entries[] = {
327 { "129.168.1.1", 0 },
338 test_evutil_sockaddr_predicates(void *ptr)
340 struct sockaddr_storage ss;
343 for (i=0; sa_pred_entries[i].parse; ++i) {
344 struct sa_pred_ent *ent = &sa_pred_entries[i];
345 int len = sizeof(ss);
347 r = evutil_parse_sockaddr_port(ent->parse, (struct sockaddr*)&ss, &len);
350 TT_FAIL(("Couldn't parse %s!", ent->parse));
354 /* sockaddr_is_loopback */
355 if (ent->is_loopback != evutil_sockaddr_is_loopback((struct sockaddr*)&ss)) {
356 TT_FAIL(("evutil_sockaddr_loopback(%s) not as expected",
363 test_evutil_strtoll(void *ptr)
368 tt_want(evutil_strtoll("5000000000", NULL, 10) ==
369 ((ev_int64_t)5000000)*1000);
370 tt_want(evutil_strtoll("-5000000000", NULL, 10) ==
371 ((ev_int64_t)5000000)*-1000);
373 tt_want(evutil_strtoll(s, &endptr, 10) == (ev_int64_t)99999);
374 tt_want(endptr == s+6);
375 tt_want(evutil_strtoll("foo", NULL, 10) == 0);
379 test_evutil_snprintf(void *ptr)
383 r = evutil_snprintf(buf, sizeof(buf), "%d %d", 50, 100);
384 tt_str_op(buf, ==, "50 100");
387 r = evutil_snprintf(buf, sizeof(buf), "longish %d", 1234567890);
388 tt_str_op(buf, ==, "longish 1234567");
389 tt_int_op(r, ==, 18);
396 test_evutil_casecmp(void *ptr)
398 tt_int_op(evutil_ascii_strcasecmp("ABC", "ABC"), ==, 0);
399 tt_int_op(evutil_ascii_strcasecmp("ABC", "abc"), ==, 0);
400 tt_int_op(evutil_ascii_strcasecmp("ABC", "abcd"), <, 0);
401 tt_int_op(evutil_ascii_strcasecmp("ABC", "abb"), >, 0);
402 tt_int_op(evutil_ascii_strcasecmp("ABCd", "abc"), >, 0);
404 tt_int_op(evutil_ascii_strncasecmp("Libevent", "LibEvEnT", 100), ==, 0);
405 tt_int_op(evutil_ascii_strncasecmp("Libevent", "LibEvEnT", 4), ==, 0);
406 tt_int_op(evutil_ascii_strncasecmp("Libevent", "LibEXXXX", 4), ==, 0);
407 tt_int_op(evutil_ascii_strncasecmp("Libevent", "LibE", 4), ==, 0);
408 tt_int_op(evutil_ascii_strncasecmp("Libe", "LibEvEnT", 4), ==, 0);
409 tt_int_op(evutil_ascii_strncasecmp("Lib", "LibEvEnT", 4), <, 0);
410 tt_int_op(evutil_ascii_strncasecmp("abc", "def", 99), <, 0);
411 tt_int_op(evutil_ascii_strncasecmp("Z", "qrst", 1), >, 0);
416 static int logsev = 0;
417 static char *logmsg = NULL;
420 logfn(int severity, const char *msg)
427 logmsg = strdup(msg);
431 static int fatal_want_severity = 0;
432 static const char *fatal_want_message = NULL;
434 fatalfn(int exitcode)
436 if (logsev != fatal_want_severity ||
438 strcmp(logmsg, fatal_want_message))
445 #define CAN_CHECK_ERR
447 check_error_logging(void (*fn)(void), int wantexitcode,
448 int wantseverity, const char *wantmsg)
451 int status = 0, exitcode;
452 fatal_want_severity = wantseverity;
453 fatal_want_message = wantmsg;
454 if ((pid = fork()) == 0) {
457 exit(0); /* should be unreachable. */
460 exitcode = WEXITSTATUS(status);
461 tt_int_op(wantexitcode, ==, exitcode);
470 event_errx(2, "Fatal error; too many kumquats (%d)", 5);
477 event_err(5,"Couldn't open %s", "/very/bad/file");
483 evutil_socket_t fd = socket(AF_INET, SOCK_STREAM, 0);
485 EVUTIL_SET_SOCKET_ERROR(WSAEWOULDBLOCK);
489 event_sock_err(20, fd, "Unhappy socket");
494 test_evutil_log(void *ptr)
496 evutil_socket_t fd = -1;
499 event_set_log_callback(logfn);
500 event_set_fatal_callback(fatalfn);
501 #define RESET() do { \
503 if (logmsg) free(logmsg); \
506 #define LOGEQ(sev,msg) do { \
507 tt_int_op(logsev,==,sev); \
508 tt_assert(logmsg != NULL); \
509 tt_str_op(logmsg,==,msg); \
513 /* We need to disable these tests for now. Previously, the logging
514 * module didn't enforce the requirement that a fatal callback
515 * actually exit. Now, it exits no matter what, so if we wan to
516 * reinstate these tests, we'll need to fork for each one. */
517 check_error_logging(errx_fn, 2, _EVENT_LOG_ERR,
518 "Fatal error; too many kumquats (5)");
522 event_warnx("Far too many %s (%d)", "wombats", 99);
523 LOGEQ(_EVENT_LOG_WARN, "Far too many wombats (99)");
526 event_msgx("Connecting lime to coconut");
527 LOGEQ(_EVENT_LOG_MSG, "Connecting lime to coconut");
530 event_debug(("A millisecond passed! We should log that!"));
532 LOGEQ(_EVENT_LOG_DEBUG, "A millisecond passed! We should log that!");
534 tt_int_op(logsev,==,0);
535 tt_ptr_op(logmsg,==,NULL);
539 /* Try with an errno. */
541 event_warn("Couldn't open %s", "/bad/file");
542 evutil_snprintf(buf, sizeof(buf),
543 "Couldn't open /bad/file: %s",strerror(ENOENT));
544 LOGEQ(_EVENT_LOG_WARN,buf);
548 evutil_snprintf(buf, sizeof(buf),
549 "Couldn't open /very/bad/file: %s",strerror(ENOENT));
550 check_error_logging(err_fn, 5, _EVENT_LOG_ERR, buf);
554 /* Try with a socket errno. */
555 fd = socket(AF_INET, SOCK_STREAM, 0);
557 evutil_snprintf(buf, sizeof(buf),
558 "Unhappy socket: %s",
559 evutil_socket_error_to_string(WSAEWOULDBLOCK));
560 EVUTIL_SET_SOCKET_ERROR(WSAEWOULDBLOCK);
562 evutil_snprintf(buf, sizeof(buf),
563 "Unhappy socket: %s", strerror(EAGAIN));
566 event_sock_warn(fd, "Unhappy socket");
567 LOGEQ(_EVENT_LOG_WARN, buf);
571 check_error_logging(sock_err_fn, 20, _EVENT_LOG_ERR, buf);
581 evutil_closesocket(fd);
585 test_evutil_strlcpy(void *arg)
589 /* Successful case. */
590 tt_int_op(5, ==, strlcpy(buf, "Hello", sizeof(buf)));
591 tt_str_op(buf, ==, "Hello");
593 /* Overflow by a lot. */
594 tt_int_op(13, ==, strlcpy(buf, "pentasyllabic", sizeof(buf)));
595 tt_str_op(buf, ==, "pentasy");
597 /* Overflow by exactly one. */
598 tt_int_op(8, ==, strlcpy(buf, "overlong", sizeof(buf)));
599 tt_str_op(buf, ==, "overlon");
604 struct example_struct {
611 test_evutil_upcast(void *arg)
613 struct example_struct es1;
619 tt_int_op(evutil_offsetof(struct example_struct, b), ==, sizeof(char*));
622 tt_ptr_op(EVUTIL_UPCAST(cp, struct example_struct, b), ==, &es1);
629 test_evutil_integers(void *arg)
646 tt_int_op(sizeof(u64), ==, 8);
647 tt_int_op(sizeof(i64), ==, 8);
648 tt_int_op(sizeof(u32), ==, 4);
649 tt_int_op(sizeof(i32), ==, 4);
650 tt_int_op(sizeof(u16), ==, 2);
651 tt_int_op(sizeof(i16), ==, 2);
652 tt_int_op(sizeof(u8), ==, 1);
653 tt_int_op(sizeof(i8), ==, 1);
655 tt_int_op(sizeof(ev_ssize_t), ==, sizeof(size_t));
656 tt_int_op(sizeof(ev_intptr_t), >=, sizeof(void *));
657 tt_int_op(sizeof(ev_uintptr_t), ==, sizeof(intptr_t));
661 tt_assert(u64 / 1000000000 == 1000000000);
664 tt_assert(i64 / 1000000000 == -1000000000);
673 tt_assert(i64 == EV_INT64_MIN);
683 tt_assert(i32 == EV_INT32_MIN);
693 tt_assert(i16 == EV_INT16_MIN);
703 tt_assert(i8 == EV_INT8_MIN);
706 ssize = EV_SSIZE_MAX;
707 tt_assert(ssize > 0);
709 tt_assert(ssize < 0);
710 tt_assert(ssize == EV_SSIZE_MIN);
713 iptr = (ev_intptr_t)ptr;
714 uptr = (ev_uintptr_t)ptr;
716 tt_assert(ptr == &ssize);
718 tt_assert(ptr == &ssize);
726 struct evutil_addrinfo *
727 ai_find_by_family(struct evutil_addrinfo *ai, int family)
730 if (ai->ai_family == family)
737 struct evutil_addrinfo *
738 ai_find_by_protocol(struct evutil_addrinfo *ai, int protocol)
741 if (ai->ai_protocol == protocol)
750 _test_ai_eq(const struct evutil_addrinfo *ai, const char *sockaddr_port,
751 int socktype, int protocol, int line)
753 struct sockaddr_storage ss;
754 int slen = sizeof(ss);
757 memset(&ss, 0, sizeof(ss));
759 tt_int_op(ai->ai_socktype, ==, socktype);
761 tt_int_op(ai->ai_protocol, ==, protocol);
763 if (evutil_parse_sockaddr_port(
764 sockaddr_port, (struct sockaddr*)&ss, &slen)<0) {
765 TT_FAIL(("Couldn't parse expected address %s on line %d",
766 sockaddr_port, line));
769 if (ai->ai_family != ss.ss_family) {
770 TT_FAIL(("Address family %d did not match %d on line %d",
771 ai->ai_family, ss.ss_family, line));
774 if (ai->ai_addr->sa_family == AF_INET) {
775 struct sockaddr_in *sin = (struct sockaddr_in*)ai->ai_addr;
776 evutil_inet_ntop(AF_INET, &sin->sin_addr, buf, sizeof(buf));
777 gotport = ntohs(sin->sin_port);
778 if (ai->ai_addrlen != sizeof(struct sockaddr_in)) {
779 TT_FAIL(("Addr size mismatch on line %d", line));
783 struct sockaddr_in6 *sin6 = (struct sockaddr_in6*)ai->ai_addr;
784 evutil_inet_ntop(AF_INET6, &sin6->sin6_addr, buf, sizeof(buf));
785 gotport = ntohs(sin6->sin6_port);
786 if (ai->ai_addrlen != sizeof(struct sockaddr_in6)) {
787 TT_FAIL(("Addr size mismatch on line %d", line));
791 if (evutil_sockaddr_cmp(ai->ai_addr, (struct sockaddr*)&ss, 1)) {
792 TT_FAIL(("Wanted %s, got %s:%d on line %d", sockaddr_port,
793 buf, gotport, line));
796 TT_BLATHER(("Wanted %s, got %s:%d on line %d", sockaddr_port,
797 buf, gotport, line));
801 TT_FAIL(("Test failed on line %d", line));
806 test_evutil_rand(void *arg)
813 memset(buf2, 0, sizeof(buf2));
814 memset(counts, 0, sizeof(counts));
817 /* Try a few different start and end points; try to catch
818 * the various misaligned cases of arc4random_buf */
819 int startpoint = _evutil_weakrand() % 4;
820 int endpoint = 32 - (_evutil_weakrand() % 4);
822 memset(buf2, 0, sizeof(buf2));
824 /* Do 6 runs over buf1, or-ing the result into buf2 each
825 * time, to make sure we're setting each byte that we mean
828 memset(buf1, 0, sizeof(buf1));
829 evutil_secure_rng_get_bytes(buf1 + startpoint,
830 endpoint-startpoint);
831 n += endpoint - startpoint;
832 for (j=0; j<32; ++j) {
833 if (j >= startpoint && j < endpoint) {
835 ++counts[(unsigned char)buf1[j]];
837 tt_assert(buf1[j] == 0);
838 tt_int_op(buf1[j], ==, 0);
844 /* This will give a false positive with P=(256**8)==(2**64)
845 * for each character. */
846 for (j=startpoint;j<endpoint;++j) {
847 tt_int_op(buf2[j], !=, 0);
851 /* for (i=0;i<256;++i) { printf("%3d %2d\n", i, counts[i]); } */
857 test_evutil_getaddrinfo(void *arg)
859 struct evutil_addrinfo *ai = NULL, *a;
860 struct evutil_addrinfo hints;
862 struct sockaddr_in6 *sin6;
863 struct sockaddr_in *sin;
868 /* Try using it as a pton. */
869 memset(&hints, 0, sizeof(hints));
870 hints.ai_family = PF_UNSPEC;
871 hints.ai_socktype = SOCK_STREAM;
872 r = evutil_getaddrinfo("1.2.3.4", "8080", &hints, &ai);
875 tt_ptr_op(ai->ai_next, ==, NULL); /* no ambiguity */
876 test_ai_eq(ai, "1.2.3.4:8080", SOCK_STREAM, IPPROTO_TCP);
877 evutil_freeaddrinfo(ai);
880 memset(&hints, 0, sizeof(hints));
881 hints.ai_family = PF_UNSPEC;
882 hints.ai_protocol = IPPROTO_UDP;
883 r = evutil_getaddrinfo("1001:b0b::f00f", "4321", &hints, &ai);
886 tt_ptr_op(ai->ai_next, ==, NULL); /* no ambiguity */
887 test_ai_eq(ai, "[1001:b0b::f00f]:4321", SOCK_DGRAM, IPPROTO_UDP);
888 evutil_freeaddrinfo(ai);
891 /* Try out the behavior of nodename=NULL */
892 memset(&hints, 0, sizeof(hints));
893 hints.ai_family = PF_INET;
894 hints.ai_protocol = IPPROTO_TCP;
895 hints.ai_flags = EVUTIL_AI_PASSIVE; /* as if for bind */
896 r = evutil_getaddrinfo(NULL, "9999", &hints, &ai);
899 tt_ptr_op(ai->ai_next, ==, NULL);
900 test_ai_eq(ai, "0.0.0.0:9999", SOCK_STREAM, IPPROTO_TCP);
901 evutil_freeaddrinfo(ai);
903 hints.ai_flags = 0; /* as if for connect */
904 r = evutil_getaddrinfo(NULL, "9998", &hints, &ai);
907 test_ai_eq(ai, "127.0.0.1:9998", SOCK_STREAM, IPPROTO_TCP);
908 tt_ptr_op(ai->ai_next, ==, NULL);
909 evutil_freeaddrinfo(ai);
912 hints.ai_flags = 0; /* as if for connect */
913 hints.ai_family = PF_INET6;
914 r = evutil_getaddrinfo(NULL, "9997", &hints, &ai);
917 tt_ptr_op(ai->ai_next, ==, NULL);
918 test_ai_eq(ai, "[::1]:9997", SOCK_STREAM, IPPROTO_TCP);
919 evutil_freeaddrinfo(ai);
922 hints.ai_flags = EVUTIL_AI_PASSIVE; /* as if for bind. */
923 hints.ai_family = PF_INET6;
924 r = evutil_getaddrinfo(NULL, "9996", &hints, &ai);
927 tt_ptr_op(ai->ai_next, ==, NULL);
928 test_ai_eq(ai, "[::]:9996", SOCK_STREAM, IPPROTO_TCP);
929 evutil_freeaddrinfo(ai);
932 /* Now try an unspec one. We should get a v6 and a v4. */
933 hints.ai_family = PF_UNSPEC;
934 r = evutil_getaddrinfo(NULL, "9996", &hints, &ai);
937 a = ai_find_by_family(ai, PF_INET6);
939 test_ai_eq(a, "[::]:9996", SOCK_STREAM, IPPROTO_TCP);
940 a = ai_find_by_family(ai, PF_INET);
942 test_ai_eq(a, "0.0.0.0:9996", SOCK_STREAM, IPPROTO_TCP);
943 evutil_freeaddrinfo(ai);
946 /* Try out AI_NUMERICHOST: successful case. Also try
948 memset(&hints, 0, sizeof(hints));
949 hints.ai_family = PF_UNSPEC;
950 hints.ai_flags = EVUTIL_AI_NUMERICHOST;
951 r = evutil_getaddrinfo("1.2.3.4", NULL, &hints, &ai);
953 a = ai_find_by_protocol(ai, IPPROTO_TCP);
955 test_ai_eq(a, "1.2.3.4", SOCK_STREAM, IPPROTO_TCP);
956 a = ai_find_by_protocol(ai, IPPROTO_UDP);
958 test_ai_eq(a, "1.2.3.4", SOCK_DGRAM, IPPROTO_UDP);
959 evutil_freeaddrinfo(ai);
962 /* Try the failing case of AI_NUMERICHOST */
963 memset(&hints, 0, sizeof(hints));
964 hints.ai_family = PF_UNSPEC;
965 hints.ai_flags = EVUTIL_AI_NUMERICHOST;
966 r = evutil_getaddrinfo("www.google.com", "80", &hints, &ai);
967 tt_int_op(r, ==, EVUTIL_EAI_NONAME);
968 tt_int_op(ai, ==, NULL);
970 /* Try symbolic service names wit AI_NUMERICSERV */
971 memset(&hints, 0, sizeof(hints));
972 hints.ai_family = PF_UNSPEC;
973 hints.ai_socktype = SOCK_STREAM;
974 hints.ai_flags = EVUTIL_AI_NUMERICSERV;
975 r = evutil_getaddrinfo("1.2.3.4", "http", &hints, &ai);
976 tt_int_op(r,==,EVUTIL_EAI_NONAME);
978 /* Try symbolic service names */
979 memset(&hints, 0, sizeof(hints));
980 hints.ai_family = PF_UNSPEC;
981 hints.ai_socktype = SOCK_STREAM;
982 r = evutil_getaddrinfo("1.2.3.4", "http", &hints, &ai);
984 TT_DECLARE("SKIP", ("Symbolic service names seem broken."));
987 test_ai_eq(ai, "1.2.3.4:80", SOCK_STREAM, IPPROTO_TCP);
988 evutil_freeaddrinfo(ai);
992 /* Now do some actual lookups. */
993 memset(&hints, 0, sizeof(hints));
994 hints.ai_family = PF_INET;
995 hints.ai_protocol = IPPROTO_TCP;
996 hints.ai_socktype = SOCK_STREAM;
997 r = evutil_getaddrinfo("www.google.com", "80", &hints, &ai);
999 TT_DECLARE("SKIP", ("Couldn't resolve www.google.com"));
1002 tt_int_op(ai->ai_family, ==, PF_INET);
1003 tt_int_op(ai->ai_protocol, ==, IPPROTO_TCP);
1004 tt_int_op(ai->ai_socktype, ==, SOCK_STREAM);
1005 tt_int_op(ai->ai_addrlen, ==, sizeof(struct sockaddr_in));
1006 sin = (struct sockaddr_in*)ai->ai_addr;
1007 tt_int_op(sin->sin_family, ==, AF_INET);
1008 tt_int_op(sin->sin_port, ==, htons(80));
1009 tt_int_op(sin->sin_addr.s_addr, !=, 0xffffffff);
1011 cp = evutil_inet_ntop(AF_INET, &sin->sin_addr, buf, sizeof(buf));
1012 TT_BLATHER(("www.google.com resolved to %s",
1013 cp?cp:"<unwriteable>"));
1014 evutil_freeaddrinfo(ai);
1018 hints.ai_family = PF_INET6;
1019 r = evutil_getaddrinfo("ipv6.google.com", "80", &hints, &ai);
1021 TT_BLATHER(("Couldn't do an ipv6 lookup for ipv6.google.com"));
1024 tt_int_op(ai->ai_family, ==, PF_INET6);
1025 tt_int_op(ai->ai_addrlen, ==, sizeof(struct sockaddr_in6));
1026 sin6 = (struct sockaddr_in6*)ai->ai_addr;
1027 tt_int_op(sin6->sin6_port, ==, htons(80));
1029 cp = evutil_inet_ntop(AF_INET6, &sin6->sin6_addr, buf,
1031 TT_BLATHER(("ipv6.google.com resolved to %s",
1032 cp?cp:"<unwriteable>"));
1037 evutil_freeaddrinfo(ai);
1042 test_evutil_loadsyslib(void *arg)
1046 h = evutil_load_windows_system_library(TEXT("kernel32.dll"));
1056 struct testcase_t util_testcases[] = {
1057 { "ipv4_parse", regress_ipv4_parse, 0, NULL, NULL },
1058 { "ipv6_parse", regress_ipv6_parse, 0, NULL, NULL },
1059 { "sockaddr_port_parse", regress_sockaddr_port_parse, 0, NULL, NULL },
1060 { "sockaddr_port_format", regress_sockaddr_port_format, 0, NULL, NULL },
1061 { "sockaddr_predicates", test_evutil_sockaddr_predicates, 0,NULL,NULL },
1062 { "evutil_snprintf", test_evutil_snprintf, 0, NULL, NULL },
1063 { "evutil_strtoll", test_evutil_strtoll, 0, NULL, NULL },
1064 { "evutil_casecmp", test_evutil_casecmp, 0, NULL, NULL },
1065 { "strlcpy", test_evutil_strlcpy, 0, NULL, NULL },
1066 { "log", test_evutil_log, TT_FORK, NULL, NULL },
1067 { "upcast", test_evutil_upcast, 0, NULL, NULL },
1068 { "integers", test_evutil_integers, 0, NULL, NULL },
1069 { "rand", test_evutil_rand, TT_FORK, NULL, NULL },
1070 { "getaddrinfo", test_evutil_getaddrinfo, TT_FORK, NULL, NULL },
1072 { "loadsyslib", test_evutil_loadsyslib, TT_FORK, NULL, NULL },