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ws2_32/tests: Test getaddrinfo() for IPv6 DNS querying. 

The tests show that if we don't have a global IPv6 address, getaddrinfo()
will not return IPv6 results. Specifing AF_UNSPEC makes it return IPv4 results.

Signed-off-by: Ziqing Hui <zhui@codeweavers.com>
Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Ziqing Hui 2022-03-21 17:05:54 +08:00 committed by Alexandre Julliard
parent 010315571e
commit 6bdf3a6ba7
1 changed files with 65 additions and 0 deletions
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65
dlls/ws2_32/tests/protocol.c
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@ -2122,6 +2122,17 @@ static void compare_addrinfo(ADDRINFO *a, ADDRINFO *b)
ok(!a && !b, "Expected both addresses null (%p != %p)\n", a, b); ok(!a && !b, "Expected both addresses null (%p != %p)\n", a, b);
} }
static BOOL ipv6_found(ADDRINFOA *addr)
{
ADDRINFOA *p;
for (p = addr; p; p = p->ai_next)
{
if (p->ai_family == AF_INET6)
return TRUE;
}
return FALSE;
}
static void test_getaddrinfo(void) static void test_getaddrinfo(void)
{ {
int i, ret; int i, ret;
@ -2129,6 +2140,7 @@ static void test_getaddrinfo(void)
SOCKADDR_IN *sockaddr; SOCKADDR_IN *sockaddr;
CHAR name[256], *ip; CHAR name[256], *ip;
DWORD size = sizeof(name); DWORD size = sizeof(name);
BOOL has_ipv6_addr;
memset(&hint, 0, sizeof(ADDRINFOA)); memset(&hint, 0, sizeof(ADDRINFOA));
GetComputerNameExA( ComputerNamePhysicalDnsHostname, name, &size ); GetComputerNameExA( ComputerNamePhysicalDnsHostname, name, &size );
@ -2396,6 +2408,59 @@ static void test_getaddrinfo(void)
ok(sockaddr->sin_family == AF_INET, "ai_addr->sin_family == %d\n", sockaddr->sin_family); ok(sockaddr->sin_family == AF_INET, "ai_addr->sin_family == %d\n", sockaddr->sin_family);
ok(sockaddr->sin_port == 0, "ai_addr->sin_port == %d\n", sockaddr->sin_port); ok(sockaddr->sin_port == 0, "ai_addr->sin_port == %d\n", sockaddr->sin_port);
freeaddrinfo(result); freeaddrinfo(result);
/* Check whether we have global IPv6 address */
result = NULL;
ret = getaddrinfo("", NULL, NULL, &result);
ok(!ret, "getaddrinfo failed with %d\n", WSAGetLastError());
has_ipv6_addr = FALSE;
for (p = result; p; p = p->ai_next)
{
if (p->ai_family == AF_INET6)
{
IN6_ADDR *a = &((SOCKADDR_IN6 *)p->ai_addr)->sin6_addr;
if (!IN6_IS_ADDR_LINKLOCAL(a) && !IN6_IS_ADDR_LOOPBACK(a) && !IN6_IS_ADDR_UNSPECIFIED(a))
{
has_ipv6_addr = TRUE;
break;
}
}
}
freeaddrinfo(result);
result = NULL;
ret = getaddrinfo("www.kernel.org", NULL, NULL, &result);
ok(!ret, "getaddrinfo failed with %d\n", WSAGetLastError());
if (!has_ipv6_addr)
todo_wine ok(!ipv6_found(result), "IPv6 address is returned.\n");
freeaddrinfo(result);
for (i = 0; i < ARRAY_SIZE(hinttests); i++)
{
if (hinttests[i].family != AF_UNSPEC || hinttests[i].error) continue;
winetest_push_context("Test %u", i);
hint.ai_flags = 0;
hint.ai_family = hinttests[i].family;
hint.ai_socktype = hinttests[i].socktype;
hint.ai_protocol = hinttests[i].protocol;
result = NULL;
ret = getaddrinfo("www.kernel.org", NULL, &hint, &result);
ok(!ret, "Got unexpected ret %d\n", ret);
if (!has_ipv6_addr)
todo_wine ok(!ipv6_found(result), "IPv6 address is returned.\n");
freeaddrinfo(result);
hint.ai_family = AF_INET6;
result = NULL;
ret = getaddrinfo("www.kernel.org", NULL, &hint, &result);
if (!has_ipv6_addr)
todo_wine ok(ret == WSANO_DATA, "Got unexpected ret %d\n", ret);
freeaddrinfo(result);
winetest_pop_context();
}
} }
static void test_dns(void) static void test_dns(void)