12e5bd1e30
This patch adds the `IN6_IS_ADDR_V4COMPAT` macro, which checks whether an address is IPv4-compatible.
78 lines
2.0 KiB
C++
78 lines
2.0 KiB
C++
//===-- Unittests for netinet/in macro ------------------------------------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "include/llvm-libc-macros/netinet-in-macros.h"
|
|
#include "test/UnitTest/Test.h"
|
|
|
|
TEST(LlvmLibcNetinetInTest, IN6Macro) {
|
|
char buff[16] = {};
|
|
|
|
EXPECT_TRUE(IN6_IS_ADDR_UNSPECIFIED(buff));
|
|
for (int i = 0; i < 16; ++i) {
|
|
buff[i] = 1;
|
|
EXPECT_FALSE(IN6_IS_ADDR_UNSPECIFIED(buff));
|
|
buff[i] = 0;
|
|
}
|
|
|
|
EXPECT_FALSE(IN6_IS_ADDR_LOOPBACK(buff));
|
|
buff[15] = 1;
|
|
EXPECT_TRUE(IN6_IS_ADDR_LOOPBACK(buff));
|
|
buff[15] = 0;
|
|
|
|
EXPECT_FALSE(IN6_IS_ADDR_MULTICAST(buff));
|
|
buff[0] = 0xff;
|
|
EXPECT_TRUE(IN6_IS_ADDR_MULTICAST(buff));
|
|
buff[0] = 0;
|
|
|
|
buff[0] = 0xfe;
|
|
buff[1] = 0x80;
|
|
EXPECT_TRUE(IN6_IS_ADDR_LINKLOCAL(buff));
|
|
buff[0] = 0xff;
|
|
buff[1] = 0x80;
|
|
EXPECT_FALSE(IN6_IS_ADDR_LINKLOCAL(buff));
|
|
|
|
buff[0] = 0xfe;
|
|
buff[1] = 0xc0;
|
|
EXPECT_TRUE(IN6_IS_ADDR_SITELOCAL(buff));
|
|
buff[0] = 0xff;
|
|
buff[1] = 0x80;
|
|
EXPECT_FALSE(IN6_IS_ADDR_SITELOCAL(buff));
|
|
|
|
buff[0] = 0xff;
|
|
buff[1] = 0x1;
|
|
EXPECT_TRUE(IN6_IS_ADDR_MC_NODELOCAL(buff));
|
|
buff[1] = 0x2;
|
|
EXPECT_TRUE(IN6_IS_ADDR_MC_LINKLOCAL(buff));
|
|
buff[1] = 0x5;
|
|
EXPECT_TRUE(IN6_IS_ADDR_MC_SITELOCAL(buff));
|
|
buff[1] = 0x8;
|
|
EXPECT_TRUE(IN6_IS_ADDR_MC_ORGLOCAL(buff));
|
|
buff[1] = 0xe;
|
|
EXPECT_TRUE(IN6_IS_ADDR_MC_GLOBAL(buff));
|
|
buff[1] = 0;
|
|
buff[0] = 0;
|
|
|
|
EXPECT_FALSE(IN6_IS_ADDR_V4MAPPED(buff));
|
|
buff[10] = 0xff;
|
|
buff[11] = 0xff;
|
|
EXPECT_TRUE(IN6_IS_ADDR_V4MAPPED(buff));
|
|
buff[10] = 0;
|
|
buff[11] = 0;
|
|
|
|
for (int i = 12; i < 16; ++i) {
|
|
buff[i] ^= 42;
|
|
EXPECT_TRUE(IN6_IS_ADDR_V4COMPAT(buff));
|
|
buff[i] ^= 42;
|
|
}
|
|
for (int i = 0; i < 12; ++i) {
|
|
buff[i] ^= 42;
|
|
EXPECT_FALSE(IN6_IS_ADDR_V4COMPAT(buff));
|
|
buff[i] ^= 42;
|
|
}
|
|
}
|