157 lines
5.3 KiB
C++
157 lines
5.3 KiB
C++
/*
|
|
* Copyright 2012-2022 Max Kellermann <max.kellermann@gmail.com>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* - Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* - 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* ``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
|
|
* FOUNDATION OR CONTRIBUTORS 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.
|
|
*/
|
|
|
|
#include "net/IPv6Address.hxx"
|
|
#include "net/ToString.hxx"
|
|
#include "util/Compiler.h"
|
|
|
|
#include <gtest/gtest.h>
|
|
|
|
#include <stdexcept>
|
|
|
|
#ifndef _WIN32
|
|
#include <arpa/inet.h>
|
|
#endif
|
|
|
|
#if GCC_CHECK_VERSION(11,0)
|
|
/* suppress warning for calling GetSize() on uninitialized object */
|
|
#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
|
|
#endif
|
|
|
|
TEST(IPv6AddressTest, Basic)
|
|
{
|
|
IPv6Address dummy;
|
|
EXPECT_EQ(dummy.GetSize(), sizeof(struct sockaddr_in6));
|
|
}
|
|
|
|
TEST(IPv6AddressTest, Port)
|
|
{
|
|
IPv6Address a(12345);
|
|
EXPECT_EQ(a.GetPort(), 12345u);
|
|
|
|
a.SetPort(42);
|
|
EXPECT_EQ(a.GetPort(), 42u);
|
|
}
|
|
|
|
static bool
|
|
operator==(const struct in6_addr &a, const struct in6_addr &b)
|
|
{
|
|
return memcmp(&a, &b, sizeof(a)) == 0;
|
|
}
|
|
|
|
TEST(IPv6AddressTest, Mask)
|
|
{
|
|
EXPECT_EQ(IPv6Address::MaskFromPrefix(0).GetAddress(),
|
|
IPv6Address(0, 0, 0, 0, 0, 0, 0, 0, 0).GetAddress());
|
|
EXPECT_EQ(IPv6Address::MaskFromPrefix(128).GetAddress(),
|
|
IPv6Address(0xffff, 0xffff, 0xffff, 0xffff,
|
|
0xffff, 0xffff, 0xffff, 0xffff, 0).GetAddress());
|
|
EXPECT_EQ(IPv6Address::MaskFromPrefix(127).GetAddress(),
|
|
IPv6Address(0xffff, 0xffff, 0xffff, 0xffff,
|
|
0xffff, 0xffff, 0xffff, 0xfffe, 0).GetAddress());
|
|
EXPECT_EQ(IPv6Address::MaskFromPrefix(64).GetAddress(),
|
|
IPv6Address(0xffff, 0xffff, 0xffff, 0xffff,
|
|
0, 0, 0, 0, 0).GetAddress());
|
|
EXPECT_EQ(IPv6Address::MaskFromPrefix(56).GetAddress(),
|
|
IPv6Address(0xffff, 0xffff, 0xffff, 0xff00,
|
|
0, 0, 0, 0, 0).GetAddress());
|
|
}
|
|
|
|
TEST(IPv6AddressTest, And)
|
|
{
|
|
EXPECT_EQ((IPv6Address::MaskFromPrefix(128) &
|
|
IPv6Address::MaskFromPrefix(56)).GetAddress(),
|
|
IPv6Address::MaskFromPrefix(56).GetAddress());
|
|
EXPECT_EQ((IPv6Address::MaskFromPrefix(48) &
|
|
IPv6Address(0x2a00, 0x1450, 0x4001, 0x816,
|
|
0, 0, 0, 0x200e, 0)).GetAddress(),
|
|
IPv6Address(0x2a00, 0x1450, 0x4001, 0,
|
|
0, 0, 0, 0, 0).GetAddress());
|
|
EXPECT_EQ((IPv6Address::MaskFromPrefix(24) &
|
|
IPv6Address(0x2a00, 0x1450, 0x4001, 0x816,
|
|
0, 0, 0, 0x200e, 0)).GetAddress(),
|
|
IPv6Address(0x2a00, 0x1400, 0, 0,
|
|
0, 0, 0, 0, 0).GetAddress());
|
|
}
|
|
|
|
static std::string
|
|
ToString(const struct in6_addr &a)
|
|
{
|
|
#ifdef _WIN32
|
|
/* on mingw32, the parameter is non-const (PVOID) */
|
|
const auto p = const_cast<struct in6_addr *>(&a);
|
|
#else
|
|
const auto p = &a;
|
|
#endif
|
|
|
|
char buffer[256];
|
|
const char *result = inet_ntop(AF_INET6, p, buffer, sizeof(buffer));
|
|
if (result == nullptr)
|
|
throw std::runtime_error("inet_ntop() failed");
|
|
return result;
|
|
}
|
|
|
|
TEST(IPv6Address, Octets)
|
|
{
|
|
static constexpr auto a = IPv6Address(0x1110, 0x2220, 0x3330, 0x4440,
|
|
0x5550, 0x6660, 0x7770, 0x8880,
|
|
1234);
|
|
EXPECT_EQ(ToString(a.GetAddress()), "1110:2220:3330:4440:5550:6660:7770:8880");
|
|
}
|
|
|
|
TEST(IPv6Address, Any)
|
|
{
|
|
EXPECT_EQ(ToString(IPv6Address(1234).GetAddress()), "::");
|
|
EXPECT_EQ(ToString(IPv6Address(1234)), "[::]:1234");
|
|
}
|
|
|
|
TEST(IPv6Address, Port)
|
|
{
|
|
EXPECT_EQ(IPv6Address(0).GetPort(), 0);
|
|
EXPECT_EQ(IPv6Address(1).GetPort(), 1);
|
|
EXPECT_EQ(IPv6Address(1234).GetPort(), 1234);
|
|
EXPECT_EQ(IPv6Address(0xffff).GetPort(), 0xffff);
|
|
}
|
|
|
|
TEST(IPv6Address, MaskFromPrefix)
|
|
{
|
|
EXPECT_EQ(ToString(IPv6Address::MaskFromPrefix(0).GetAddress()), "::");
|
|
EXPECT_EQ(ToString(IPv6Address::MaskFromPrefix(1).GetAddress()), "8000::");
|
|
EXPECT_EQ(ToString(IPv6Address::MaskFromPrefix(8).GetAddress()), "ff00::");
|
|
EXPECT_EQ(ToString(IPv6Address::MaskFromPrefix(16).GetAddress()), "ffff::");
|
|
EXPECT_EQ(ToString(IPv6Address::MaskFromPrefix(17).GetAddress()), "ffff:8000::");
|
|
EXPECT_EQ(ToString(IPv6Address::MaskFromPrefix(32).GetAddress()), "ffff:ffff::");
|
|
EXPECT_EQ(ToString(IPv6Address::MaskFromPrefix(64).GetAddress()), "ffff:ffff:ffff:ffff::");
|
|
EXPECT_TRUE(/* glibc: */
|
|
ToString(IPv6Address::MaskFromPrefix(112).GetAddress()) == "ffff:ffff:ffff:ffff:ffff:ffff:ffff:0" ||
|
|
/* macOS: */
|
|
ToString(IPv6Address::MaskFromPrefix(112).GetAddress()) == "ffff:ffff:ffff:ffff:ffff:ffff:ffff::");
|
|
EXPECT_EQ(ToString(IPv6Address::MaskFromPrefix(128).GetAddress()), "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff");
|
|
}
|