libzmq/unittests/unittest_resolver_common.hpp
Luca Boccassi da31917f4f Relicense from LGPL3 + exceptions to Mozilla Public License version 2.0
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Fixes https://github.com/zeromq/libzmq/issues/2376
2023-06-05 20:31:47 +01:00

61 lines
2.0 KiB
C++

/* SPDX-License-Identifier: MPL-2.0 */
#ifndef __UNITTEST_RESOLVER_COMMON_INCLUDED__
#define __UNITTEST_RESOLVER_COMMON_INCLUDED__
#include <ip_resolver.hpp>
#include <string.h>
// Attempt a resolution and test the results.
//
// On windows we can receive an IPv4 address even when an IPv6 is requested, if
// we're in this situation then we compare to 'expected_addr_v4_failover_'
// instead.
void validate_address (int family,
const zmq::ip_addr_t *addr_,
const char *expected_addr_,
uint16_t expected_port_ = 0,
uint16_t expected_zone_ = 0,
const char *expected_addr_v4_failover_ = NULL)
{
#if defined ZMQ_HAVE_WINDOWS
if (family == AF_INET6 && expected_addr_v4_failover_ != NULL
&& addr_->family () == AF_INET) {
// We've requested an IPv6 but the system gave us an IPv4, use the
// failover address
family = AF_INET;
expected_addr_ = expected_addr_v4_failover_;
}
#else
(void) expected_addr_v4_failover_;
#endif
TEST_ASSERT_EQUAL (family, addr_->family ());
if (family == AF_INET6) {
struct in6_addr expected_addr;
const sockaddr_in6 *ip6_addr = &addr_->ipv6;
TEST_ASSERT_EQUAL (
1, test_inet_pton (AF_INET6, expected_addr_, &expected_addr));
int neq = memcmp (&ip6_addr->sin6_addr, &expected_addr,
sizeof (expected_addr_));
TEST_ASSERT_EQUAL (0, neq);
TEST_ASSERT_EQUAL (htons (expected_port_), ip6_addr->sin6_port);
TEST_ASSERT_EQUAL (expected_zone_, ip6_addr->sin6_scope_id);
} else {
struct in_addr expected_addr;
const sockaddr_in *ip4_addr = &addr_->ipv4;
TEST_ASSERT_EQUAL (
1, test_inet_pton (AF_INET, expected_addr_, &expected_addr));
TEST_ASSERT_EQUAL (expected_addr.s_addr, ip4_addr->sin_addr.s_addr);
TEST_ASSERT_EQUAL (htons (expected_port_), ip4_addr->sin_port);
}
}
#endif // __UNITTEST_RESOLVER_COMMON_INCLUDED__